1 2010-05-26 Rafael Espindola <espindola@google.com>
3 * script-sections.cc (Output_section_definition::set_section_addresses):
4 Check for --section-start.
6 2010-05-26 Doug Kwan <dougkwan@google.com>
8 * arm.cc (Arm_scan_relocatable_relocs): New class.
9 (Target_arm::relocate_special_relocatable): New method.
10 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
11 (Arm_relocate_functions::thumb_branch_common): Same.
12 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
13 instead of Default_scan_relocatable_relocs.
14 * target-reloc.h (relocate_for_relocatable): Let target handle
15 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
16 * target.h (Sized_target::relocate_special_relocatable): New method.
18 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
20 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
22 2010-05-23 Doug Kwan <dougkwan@google.com>
24 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
26 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
27 with a direct branch, not a conditional branch, to a stub.
28 * merge.cc (Output_merge_base::record_input_section): New method
30 (Output_merge_data::do_add_input_section): Record input section if
31 keeps-input-sections flag is set.
32 (Output_merge_string::do_add_input_section): Ditto.
33 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
34 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
36 (Output_merge_base::keeps_input_sections,
37 Output_merge_base::set_keeps_input_sections,
38 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
40 (Output_merge_base::Input_sections): New type declaration.
41 (Output_merge_base::input_sections_begin,
42 Output_merge_base::input_sections_end,
43 Output_merge_base::do_set_keeps_input_sections): New method definitions.
44 (Output_merge_base::bool keeps_input_sections_,
45 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
46 Output_merge_base::input_sections_): New data members.
47 (Output_merge_data::do_set_keeps_input_sections): New method
49 (Output_merge_string::do_set_keeps_input_sections): Ditto.
50 * output.cc (Output_section::Input_section::relobj): Move method
51 defintion from class declaration to here and handle merge sections.
52 (Output_section::Input_section::shndx): Ditto.
53 (Output_section::Output_section): Remove initializations of removed
54 data members and initialize new data member LOOKUP_MAPS_.
55 (Output_section::add_input_section): Set keeps-input-sections flag
56 for a newly created merge output section as appropriate. Adjust code
57 to use Output_section_lookup_maps class.
58 (Output_section::add_relaxed_input_section): Adjst code for lookup
59 maps code refactoring.
60 (Output_section::add_merge_input_section): Add a new parameter
61 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
62 class. If adding input section to a newly created merge output
63 section fails, remove the new merge section.
64 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
65 Adjust code for use of the Output_section_lookup_maps class.
66 (Output_section::find_merge_section): Ditto.
67 (Output_section::build_lookup_maps): New method defintion.
68 (Output_section::find_relaxed_input_section): Adjust code to use
69 Output_section_lookup_maps class.
70 (Output_section::get_input_sections): Export merge sections. Adjust
71 code to use Output_section_lookup_maps class.
72 (Output_section:::add_script_input_section): Adjust code to use
73 Output_section_lookup_maps class. Update lookup maps for merge
75 (Output_section::discard_states): Use Output_section_lookup_maps.
76 (Output_section::restore_states): Same.
77 * output.h (Merge_section_properties): Move class defintion out of
79 (Output_section_lookup_maps): New class.
80 (Output_section::Input_section::is_merge_section): New method
82 (Output_section::Input_section::relobj): Move defintion out of class
83 defintion. Declare method only.
84 (Output_section::Input_section::shndx): Ditto.
85 (Output_section::Input_section::output_merge_base): New method defintion.
86 (Output_section::Input_section::u2_.pomb): New union field.
87 (Output_section::Merge_section_by_properties_map,
88 Output_section::Output_section_data_by_input_section_map,
89 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
91 (Output_section::add_merge_input_section): Add new parameter
93 (Output_section::build_lookup_maps): New method declaration.
94 (Output_section::merge_section_map_,
95 Output_section::merge_section_by_properties_map_,
96 Output_section::relaxed_input_section_map_,
97 Output_section::is_relaxed_input_section_map_valid_): Remove data
99 (Output_section::lookup_maps_): New data member.
101 2010-05-21 Doug Kwan <dougkwan@google.com>
104 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
105 avoid a compilation error.
107 2010-05-19 Rafael Espindola <espindola@google.com>
109 * script-sections.cc (Output_section_definition::allocate_to_segment):
110 Update the phdrs_list even when the output section is NULL.
111 * testsuite/Makefile.am: Add test.
112 * testsuite/Makefile.in: Regenerate.
113 * testsuite/script_test_9.cc: New.
114 * testsuite/script_test_9.sh: New.
115 * testsuite/script_test_9.t: New.
117 2010-05-19 Doug Kwan <dougkwan@google.com>
119 * arm.cc (Arm_input_section::original_size): New method.
120 (Arm_input_section::do_addralign): Add a cast.
121 (Arm_input_section::do_output_offset): Remove static cast.
122 (Arm_input_section::original_addralign,
123 Arm_input_section::original_size_): Change type to uint32_t.
124 (Arm_input_section::init): Add safe casts for section alignment
126 (Arm_input_section::set_final_data_size): Do not set address and
127 offset of stub table.
128 (Arm_output_section::fix_exidx_coverage): Change use of of
129 Output_section::Simple_input_section to that of
130 Output_section::Input_section.
131 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
132 except for the first pass.
133 * output.cc (Output_section::get_input_sections): Change type of
134 input_sections to std::list<Input_section>.
135 (Output_section::add_script_input_section): Rename from
136 Output_section::add_simple_input_section. Change type of SIS
137 parameter from Simple_input_section to Input_section.
138 * output.h (Output_section::Simple_input_section): Remove class.
139 (Output_section::Input_section): Change class visibility to public.
140 (Output_section::Input_section::addralign): Use stored alignments
141 for special input sections if set.
142 (Output_section::Input_section::set_addralign): New method.
143 (Output_section::get_input_sections): Change parameter type from
144 list of Simple_input_section to list of Input_section.
145 (Output_section::add_script_input_section): Rename from
146 Output_section::add_simple_input_section. Change first parameter's
147 type from Simple_input_section to Input_section and remove the
148 second and third parameters.
149 * script-sections.cc (Input_section::Input_section_list): Change
150 type to list of Output_section::Input_section/
151 (Input_section_info::Input_section_info): Change parameter type of
152 INPUT_SECTION to Output_section::Input_section.
153 (Input_section_info::input_section): Change return type.
154 (Input_section_info::input_section_): Change type to
155 Output_section::Input_section.
156 (Output_section_element_input::set_section_addresses): Adjust code
157 to use Output_section::Input_section instead of
158 Output_section::Simple_input_section. Adjust code for renaming
159 of Output_section::add_simple_input_section.
160 (Orphan_output_section::set_section_addresses): Ditto.
162 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
164 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
165 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
167 2010-05-18 Rafael Espindola <espindola@google.com>
169 * options.cc (General_options::finalize): Handle -nostdlib.
170 * options.h (nostdlib): New option.
171 * script.cc (script_add_search_dir): Handle -nostdlib.
173 2010-05-12 Doug Kwan <dougkwan@google.com>
175 * arm.cc (Target_arm::do_finalize_sections): Create an empty
176 attributes section only if there no attributes section after merging.
177 (Target_arm::merge_object_attributes): Move value of
178 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
179 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
180 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
181 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
182 and arm_attr_merge_7.stdout.
183 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
184 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
185 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
186 arm_attr_merge_7b.o): New rules.
187 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
189 * testsuite/Makefile.in: Regenerate.
190 * testsuite/arm_attr_merge.sh: New file.
191 * testsuite/arm_attr_merge_[67][ab].s: Same.
193 2010-05-05 Nick Clifton <nickc@redhat.com>
195 * po/es.po: Updated Spanish translation.
197 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
199 * Makefile.am (install-exec-local): Properly install gold as
200 default cross linker.
201 * Makefile.in: Regenerated.
203 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
204 Nick Clifton <nickc@redhat.com>
206 * configure.ac (install_as_default): Define and set to false
207 unless --enable-gold or --enable-gold=both/gold has been
209 * configure: Regenerate.
211 * Makefile.am (install-exec-local): Install the executable as
212 'ld.gold'. If install_as_default is true then also install it as
214 * Makefile.in: Regenerated.
216 2010-04-24 Ian Lance Taylor <iant@google.com>
218 * layout.cc (Layout::layout_reloc): In relocatable link don't
219 combine reloc sections for grouped sections.
221 2010-04-23 Sriraman Tallam <tmsriram@google.com>
223 * gc.h (gc_process_relocs): Pass information on relocs pointing to
224 sections that are not ordinary to icf.
225 * icf.cc (get_section_contents): Handle relocation pointing to section
226 with no object or shndx information.
227 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
228 * testsuite/Makefile.in: Regenerate.
229 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
230 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
232 2010-04-22 Ian Lance Taylor <iant@google.com>
234 * expression.cc (Expression::Expression_eval_info): Add
235 result_alignment_pointer field.
236 (Expression::eval_with_dot): Add result_alignment_pointer
237 parameter. Change all callers.
238 (Expression::eval_maybe_dot): Likewise.
239 (class Binary_expression): Add alignment_pointer parameter to
240 left_value and right_value. Change all callers.
241 (BINARY_EXPRESSION): Set result alignment.
242 (class Trinary_expression): Add alignment_pointer parameter to
243 arg2_value and arg3_value. Change all callers.
244 (Trinary_cond::value): Set result alignment.
245 (Max_expression::value, Min_expression::value): Likewise.
246 (Align_expression::value): Likewise.
247 * script-sections.cc (class Sections_element): Add dot_alignment
248 parameter to set_section_addresses virtual function. Update
250 (class Output_section_element): Likewise.
251 (Script_sections::create_segments): Add dot_alignment parameter.
253 (Script_sections::create_segments_from_phdrs_clause): Likewise.
254 (Script_sections::set_phdrs_clause_addresses): Likewise.
255 * script-sections.h: Update declarations.
256 * script.h: Update declarations.
257 * output.h (Output_segment::set_minimum_p_align): Don't decrease
259 * testsuite/script_test_3.t: Set large alignment.
260 * testsuite/script_test_3.sh: Make sure that at least one LOAD
261 segment has expected alignment.
263 2010-04-22 Nick Clifton <nickc@redhat.com>
265 * po/gold.pot: Updated by the Translation project.
266 * po/vi.po: Updated Vietnamese translation.
268 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
270 * testsuite/Makefile.am (check_PROGRAMS): Add
271 icf_virtual_function_folding_test.
272 * testsuite/Makefile.in: Regenerated.
274 2010-04-15 Andrew Haley <aph@redhat.com>
276 * options.h (merge_exidx_entries): New option.
277 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
278 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
279 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
280 (Target_arm::merge_exidx_entries): New function.
281 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
282 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
283 to Arm_exidx_fixup constructor.
284 Add new arg, merge_exidx_entries.
285 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
286 Arm_output_section::fix_exidx_coverage.
288 2010-04-18 Sriraman Tallam <tmsriram@google.com>
290 * icf.cc (get_section_contents): Check for preemptible functions.
291 Ignore addend when appropriate.
292 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
294 (add_from_relobj): Check for section folded.
295 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
296 * symtab.h (should_add_dynsym_entry): Add new parameter.
297 * target-reloc.h (scan_relocs): Check for section folded.
298 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
299 Check reloc types for function pointers in shared objects.
300 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
302 (icf_preemptible_functions_test): New test case.
303 (icf_string_merge_test): New test case.
304 * testsuite.Makefile.in: Regenerate.
305 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
306 bar_glob. Refactor code.
307 * testsuite/icf_preemptible_functions_test.cc: New file.
308 * testsuite/icf_preemptible_functions_test.sh: New file.
309 * testsuite/icf_string_merge_test.cc: New file.
310 * testsuite/icf_string_merge_test.sh: New file.
311 * testsuite/icf_virtual_function_folding_test.cc: New file.
312 * testsuite/icf_virtual_function_folding_test.sh: New file.
314 2010-04-14 Doug Kwan <dougkwan@google.com>
316 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
317 for local symbol recounting if we remove a section due to ICF.
318 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
319 there are no regular objects in input.
321 2010-04-13 Doug Kwan <dougkwan@google.com>
323 * arm.cc (Arm_input_section::set_final_data_size): Compute
324 accurate final data size instead of using current data size.
326 2010-04-09 Doug Kwan <dougkwan@google.com>
328 * layout.cc (Layout::choose_output_section): Handle script section
330 (Layout::make_output_section_for_script): Add section type parameter.
331 Handle script section types.
332 * layout.h (Layout::make_output_section_for_script): Add section
334 * output.cc (Output_section::Output_section): Initialize data member
336 (Output_section::do_reset_address_and_file_offset): Do not set address
337 to 0 if section is a NOLOAD section.
338 * output.h (Output_section::is_noload): New method.
339 (Output_section::set_is_noload): Ditto.
340 (Output_section::is_noload_): New data member.
341 * script-c.h (Script_section_type): New enum type.
342 (struct Parser_output_section_header): Add new file section_type.
343 * script-sections.cc (Sections_element::output_section_name): Add
344 parameter for returning script section type.
345 (Output_section_definition::output_section_name): Ditto.
346 (Output_section_definition::section_type)P; New method.
347 (Output_section_definiton::script_section_type_name): Ditto.
348 (Output_section_definition::script_section_type_): New data member.
349 (Output_section_definition::Output_section_definition): Initialize
350 data member Output_section_definition::script_section_type_.
351 (Output_section_definition::create_sections): Pass script section type
352 to Layout::make_output_section_for_script.
353 (Output_section_definition::output_section_name): Return script
354 section type to caller.
355 (Output_section_definition::set_section_address): Do not advance
356 dot value and load address if section type is NOLOAD. Set address
357 of NOLOAD sections regardless of section flags.
358 (Output_section_definition::print): Print section type if it is
359 not SCRIPT_SECTION_TYPE_NONE.
360 (Output_section_definition::section_type): New method.
361 (Output_section_definition::script_section_type_name): Ditto.
362 (Script_sections::output_section_name): Add new parameter
363 PSECTION_TYPE for returning script section type. Pass it to
364 section elements. Handle discard sections.
365 (Sort_output_sections::operator()): Handle NOLOAD sections.
366 * script-sections.h (Script_sections::Section_type): New enum type.
367 (Script_sections::output_section_name): Add a new parameter for
368 returning script section type.
369 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
371 * yyscript.y (union): Add new field SECTION_TYPE.
372 (COPY, DSECT, INFO, NOLOAD): New tokens.
373 (opt_address_and_section_type): Change type to output_section_header.
374 (section_type): New non-terminal
375 (section_header): Handle section type.
376 (opt_address_and_section_type): Return section type value.
378 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
380 * testsuite/plugin_common_test_1.c (foo): Add prototype.
381 * testsuite/plugin_common_test_2.c (foo): Likewise.
383 2010-04-08 Doug Kwan <dougkwan@google.com>
385 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
387 * output.cc (Output_section::add_merge_input_section): Simplify
388 code and return status of Output_merge_base::add_input_section.
389 Update merge section map only if Output_merge_base::add_input_section
392 2010-04-07 Doug Kwan <dougkwan@google.com>
394 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
395 if section is marked as containing instructions but has no mapping
397 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
398 correct section index.
399 (Arm_relobj::find_linked_text_section): Ditto.
401 2010-04-07 Cary Coutant <ccoutant@google.com>
403 * archive.cc (include_member): Destroy Read_symbols_data object before
405 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
406 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
407 (Read_symbols_data::~Read_symbols_data) New destructor.
408 (Section_relocs::Section_relocs) New constructor.
409 (Section_relocs::~Section_relocs) New destructor.
410 (Read_relocs_data::Read_relocs_data) New constructor.
411 (Read_relocs_data::~Read_relocs_data) New destructor.
412 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
413 pointers to NULL after deleting.
415 2010-04-07 Doug Kwan <dougkwan@google.com>
417 * arm.cc: Replace "endianity" with "endianness" in comments.
418 (Arm_exidx_cantunwind): Ditto.
419 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
420 (Arm_relobj::merge_flags_and_attributes): New method.
421 (Arm_relobj::merge_flags_and_attributes_): New data member.
422 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
423 (Arm_relobj::scan_sections_for_stubs): Ditto.
424 (Arm_relobj::do_read_symbols): Check to see if we really want to
425 merge processor-specific flags and attributes. Exit early if
426 an object is empty except for section names and the undefined symbol.
427 (Target_arm::do_finalize_sections): Move check for ELF format to
428 Arm_relobj::do_read_symbols. Merge processor specific flags and
429 attributes from a regular object only when we have determined that
430 it is aapropriate. Do not create an .ARM.attributes section in
431 output if there is no regular input object.
432 (Target_arm::merge_processor_specific_flags): Check
433 --warn-mismatch before printing any error.
434 (Target_arm::merge_object_attributes): Ditto.
435 * gold.cc (queue_middle_tasks): Handle the case in which there is
436 no regular object in input.
437 * options.cc (General_options::parse_EB): New method.
438 (General_options::parse_EL): Same.
439 (General_options::General_options): Initialize endianness_.
440 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
442 (General_options::Endianness): New enum.
443 (General_options::endianness): New method.
444 (General_options::endianness_): New data member.
445 * parameters.cc (Parameters::set_options): Check target endianness.
446 (Parameters::set_target_once): Ditto.
447 (Parameters::check_target_endianness): New method.
448 (parameters_force_valid_target): If either -EL or -EB is specified,
449 use it to define endianness of default target.
450 * parameters.h (Parameters::check_target_endianness): New method
452 * target.h (class Target): Change "endianity" to "endianness"
455 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
457 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
458 * configure: Regenerate.
459 * Makefile.in: Regenerate.
460 * testsuite/Makefile.in: Regenerate.
462 2010-04-06 Cary Coutant <ccoutant@google.com>
465 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
466 prevailing definitions of common symbols.
467 * testsuite/plugin_test_6.sh: New test case.
468 * testsuite/plugin_common_test_1.c: New test case.
469 * testsuite/plugin_common_test_2.c: New test case.
470 * testsuite/Makefile.am (plugin_test_6): New test case.
471 * testsuite/Makefile.in: Regenerate.
473 2010-04-06 Nick Clifton <nickc@redhat.com>
475 * po/vi.po: New Vietnamese translation.
477 2010-03-30 Doug Kwan <dougkwan@google.com>
479 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
481 2010-03-25 Doug Kwan <dougkwan@google.com>
483 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
484 to avoid a conversion warning on a 32-bit host.
486 2010-03-24 Ian Lance Taylor <iant@google.com>
488 * testsuite/script_test_3.t: Add a TLS segment.
489 * testsuite/Makefile.am (check_PROGRAMS): Add
490 tls_phdrs_script_test.
491 (tls_phdrs_script_test_SOURCES): Define.
492 (tls_phdrs_script_test_DEPENDENCIES): Define.
493 (tls_phdrs_script_test_LDFLAGS): Define.
494 (tls_phdrs_script_test_LDADD): Define.
495 * testsuite/Makefile.in: Rebuild.
497 2010-03-23 Cary Coutant <ccoutant@google.com>
499 * fileread.cc (find_or_make_view): Fix comment.
501 2010-03-23 Ian Lance Taylor <iant@google.com>
503 * script-sections.cc (class Orphan_section_placement): Define
504 PLACE_TLS and PLACE_TLS_BSS.
505 (Orphan_section_placement::Orphan_section_placement): Initialize
507 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
508 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
509 (tls_script_test_SOURCES): Define.
510 (tls_script_test_DEPENDENCIES): Define.
511 (tls_script_test_LDFLAGS): Define.
512 (tls_script_test_LDADD): Define.
513 * testsuite/Makefile.in: Rebuild.
515 2010-03-22 Doug Kwan <dougkwan@google.com>
517 * arm.cc (Arm_relocate_functions::abs8,
518 Arm_relocate_functions::abs16): Use correct check for overflow
519 specified in the ARM ELF specs.
520 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
521 target of a BLX instruction specially.
522 (Reloc_stub::stub_type_for_reloc): Ditto.
523 (Relocate::relocate): Use symbolic names instead of numeric relocation
524 codes to report error.
525 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
527 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
528 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
529 thumb2_blx_out_of_range.stdout
530 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
531 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
532 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
533 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
534 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
535 thumb2_blx_in_range, thumb2_blx_in_range.o,
536 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
537 thumb2_blx_out_of_range.o): New rules.
538 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
539 thumb2_blx_in_range and thumb2_blx_out_of_range.
540 * testsuite/Makefile.in: Regenerate.
541 * arm_branch_in_range.sh: Add tests for THUMB BLX.
542 * testsuite/thumb_blx_in_range.s: New file.
543 * testsuite/thumb_blx_out_of_range.s: New file.
545 2010-03-22 Rafael Espindola <espindola@google.com>
547 * archive.cc (Should_include): Move to archive.h.
548 (should_include_member): Make it a member of Archive.
550 (Add_lib_group_symbols): New.
551 * archive.h: Include options.h.
552 (Archive_member): Moved from Archive.
553 (Should_include): Moved from archive.cc.
555 (Add_lib_group_symbols): New.
556 * dynobj.cc (do_should_include_member): New.
557 * dynobj.h (do_should_include_member): New.
558 * gold.cc (queue_initial_tasks): Update call to queue.
559 * main.cc (main): Print lib group stats.
560 * object.cc (do_should_include_member): New.
561 * object.h: Include archive.h.
562 (Object::should_include_member): New.
563 (Object::do_should_include_member): New.
564 (Sized_relobj::do_should_include_member): New.
565 * options.cc (General_options::parse_start_lib): New.
566 (General_options::parse_end_lib): New.
567 (Input_arguments::add_file): Handle lib groups.
568 (Input_arguments::start_group): Check we are not in a lib.
569 (Input_arguments::start_lib): New.
570 (Input_arguments::end_lib): New.
571 * options.h (General_options): Add start_lib and end_lib.
572 (Input_argument::lib_): New.
573 (Input_argument::lib): New.
574 (Input_argument::is_lib): New.
575 (Input_file_lib): New.
576 (Input_arguments::in_lib_): New.
577 (Input_arguments::in_lib): New.
578 (Input_arguments::start_lib): New.
579 (Input_arguments::end_lib_): New.
580 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
581 in unused members as preempted.
582 (Sized_pluginobj::do_should_include_member): New.
583 * plugin.h (Sized_pluginobj::do_should_include_member): New.
584 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
586 (Read_symbols::do_whole_lib_group): New.
587 (Read_symbols::do_lib_group): New.
588 (Read_symbols::do_read_symbols): Handle lib groups.
589 (Read_symbols::get_name): Handle lib groups.
590 * readsyms.h (Read_symbols): Add an archive member pointer.
591 (Read_symbols::do_whole_lib_group): New.
592 (Read_symbols::do_lib_group): New.
593 (Read_symbols::member_): New.
594 * script.cc (read_input_script): Update call to queue_soon.
596 2010-03-19 Doug Kwan <dougkwan@google.com>
598 * arm.cc (Stub_table::Stub_table): Initialize new data members
599 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
600 (Stub_table::add_reloc_stub): Assign stub offset and update
601 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
602 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
604 (Stub_table::update_data_size_and_addralign): Use
605 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
606 instead of going over all reloc stubs.
607 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
608 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
609 Stringpool_template::offset_ to size of Stringpool_char.
610 (Stringpool_template::new_key_offset): Remove code to initialize
611 Stringpool_template::offset_.
612 * stringpool.h (Stringpool_template::set_no_zero_null): Set
613 Stringpool_template::offset_ to zero.
615 2010-03-15 Doug Kwan <dougkwan@google.com>
617 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
619 (Stringpool_template::new_key_offset): New method.
620 (Stringpool_template::add_string): Assign offsets when adding new
622 (Stringpool_template::set_string_offsets): Do not set string offsets
624 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
626 (Chunked_vector::clear): Clear size_.
627 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
628 (Chunked_vector::size): Return size_.
629 (Chunked_vector::push_back): Use size_ to find insert position.
630 (Chunked_vector::size_): New data member.
631 (Stringpool_template::set_no_zero_null): Assert string set is empty.
632 (Stringpool_template::new_key_offset): New method declaration.
633 (Stringpool_template::offset_): New data member.
635 2010-03-15 Rafael Espindola <espindola@google.com>
637 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
638 Add_symbols' constructor.
639 * readsyms.h (Add_symbols): Remove the input_group member.
641 2010-03-10 Ian Lance Taylor <iant@google.com>
643 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
644 target to ask whether a reference to a symbol requires a stack
646 * target.h (Target::is_call_to_non_split): New function.
647 (Target::do_is_call_to_non_split): Declare virtual function.
648 * target.cc: Include "symtab.h".
649 (Target::do_is_call_to_non_split): New function.
650 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
652 2010-03-10 Cary Coutant <ccoutant@google.com>
654 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
655 (File_read::open[1]): Remove initial mapping of whole_file_view_.
656 (File_read::open[2]): Add whole_file_view_ to list of views.
657 (File_read::make_view): Remove test of whole_file_view_.
658 (File_read::find_or_make_view): Create whole_file_view_ if
660 (File_read::clear_views): Replace bool parameter with enum;
661 adjust all callers. Don't delete views with permanent data;
662 do delete cached views and views from archives if
663 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
664 if clearing the corresponding view.
665 * fileread.h (File_read::Clear_views_mode): New enum.
666 (File_read::View::is_permanent_view): New method.
667 (File_read::clear_views): Replace bool parameter
668 with enum; adjust all callers.
669 * options.h (General_options): Change keep_files_mapped option;
671 * readsyms.cc (Add_symbols::run): Delete sd_ object before
673 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
676 2010-03-10 David S. Miller <davem@davemloft.net>
678 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
680 2010-03-09 Sriraman Tallam <tmsriram@google.com>
682 * icf.cc (get_section_contents): Add '@' marker after processing the
685 2010-03-08 Doug Kwan <dougkwan@google.com>
687 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
688 due to a conversion warning.
689 (Arm_relobj::update_output_local_symbol_count): Check for local
690 symbol with unset output index.
692 2010-03-05 Ian Lance Taylor <iant@google.com>
694 * options.h (class General_options): Add --spare-dynamic-tags.
695 * output.cc (Output_data_dynamic::set_final_data_size): Implement
696 --spare-dynamic-tags.
698 2010-03-05 Ian Lance Taylor <iant@google.com>
700 * incremental.cc: Include "libiberty.h".
702 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
704 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
705 function, is_info_ member.
706 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
707 (Versions::Versions): Update caller.
708 (Versions::define_base_version): Likewise.
709 (Versions::add_def): Likewise.
711 2010-03-03 Sriraman Tallam <tmsriram@google.com>
713 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
714 (Scan::possible_function_pointer_reloc): New function.
715 (Scan::local_reloc_may_be_function_pointer): Change to call
716 possible_function_pointer_reloc.
717 (Scan::global_reloc_may_be_function_pointer): Ditto.
718 * icf.h (Icf::check_section_for_function_pointers): Change to reject
719 relocations in ".data.rel.ro._ZTV" section.
720 * testsuite/icf_safe_so_test.sh: Change to pass i386.
721 * testsuite/icf_safe_so_test.cc: Ditto.
722 * testsuite/icf_safe_test.cc: Ditto.
723 * testsuite/icf_safe_test.sh: Ditto.
725 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
726 Ian Lance Taylor <iant@google.com>
728 * target-reloc.h (relocate_section): Check the symbol table index
729 for -1U before setting the local symbol index.
730 (scan_relocatable_relocs): If copying the relocation, record that
731 the local symbol is required.
732 * object.h (Symbol_value::is_output_symtab_index_set): New
734 (Symbol_value::may_be_discarded_from_output_symtab): New
736 (Symbol_value::has_output_symtab_entry): New function.
737 (Symbol_value::needs_output_symtab_entry): Remove.
738 (Symbol_value::output_symtab_index): Make sure the symbol index is
740 (Symbol_value::set_output_symtab_index): Make sure the symbol
741 index is not set. Make sure the new index is valid.
742 (Symbol_value::set_must_have_output_symtab_entry): New function.
743 (Symbol_value::has_output_dynsym_entry): New function.
744 (Symbol_value::set_output_dynsym_index): Make sure the new index
746 (Sized_relobj::set_must_have_output_symtab_entry): New function.
747 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
748 local symbol if permitted.
749 (Sized_relobj::do_finalize_local_symbols): Call
750 is_output_symtab_index_set rather than needs_output_symtab_entry.
751 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
752 rather than needs_output_symtab_entry. Call
753 has_output_dynsym_entry rather than needs_output_dynsym_entry.
754 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
755 is_output_symtab_index_set rather than needs_output_symtab_entry.
756 * testsuite/discard_locals_relocatable_test.c: New file.
757 * testsuite/discard_locals_test.sh: Test -r.
758 * testsuite/Makefile.am (check_DATA): Add
759 discard_locals_relocatable_test1.syms,
760 discard_local_relocatable_test2.syms.
761 (MOSTLYCLEANFILES): Likewise. Also add
762 discard_locals_relocatable_test1.lout and
763 discard_locals_relocatable_test2.out.
764 (discard_locals_relocatable_test1.syms): New target.
765 (discard_locals_relocatable_test.o): New target.
766 (discard_locals_relocatable_test1.out): New target.
767 (discard_locals_relocatable_test2.syms): New target.
768 (discard_locals_relocatable_test2.out): New target.
769 (various): Add missing ../ld-new dependencies.
770 * testsuite/Makefile.in: Rebuild.
772 2010-03-03 Nick Clifton <nickc@redhat.com>
774 * po/fi.po: New Finnish translation.
776 2010-03-01 Doug Kwan <dougkwan@google.com>
778 * layout.cc (Layout::Layout): Force section types of .init_array*,
779 .preinit_array* and .fini_array* sections.
780 * output.cc (Output_section::Input_section_sort_entry::has_priority):
781 Fix check of return value of std::string::find.().
782 (Output_section::Input_section_sort_compare::operator()): Remove
783 comment about .init_array.
784 (Output_section::Input_section_sort_init_fini_compare::operator()):
786 (Output_section::sort_attached_input_sections): Handle .init_array
787 and .fini_array specially.
788 * output.h (Output_section::Inut_section_sort_compare): Update
790 (Output_section::Input_section_sort_init_fini_compare): New struct.
792 2010-02-26 Doug Kwan <dougkwan@google.com>
794 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
795 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
796 * testsuite/debug_msg.sh: Avoid matching source line number for
797 use of global variable undef_int.
799 2010-02-26 Doug Kwan <dougkwan@google.com>
801 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
802 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
803 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
804 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
805 * options.cc (General_options::General_options): Initialize member
807 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
808 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
809 and rm_no_fix_v4bx.stdout
810 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
811 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
812 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
813 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
815 * Makefile.in: Regenerate.
816 * testsuite/arm_fix_v4bx.s: New file.
817 * testsuite/arm_fix_v4bx.sh: Ditto.
819 2010-02-24 Doug Kwan <dougkwan@google.com>
821 * arm.cc (Target_arm::got_section): Make the .got section the first
822 non RELRO section in the data segment.
823 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
824 suffixes of section names.
826 2010-02-24 Doug Kwan <dougkwan@google.com>
828 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
829 flags and attributes merging if an input file is a binary file.
830 * fileread.cc (Input_file::open): Record format of original file.
831 * fileread.h (Input_file::Format): New enum type.
832 (Input_file::Input_file): Initialize data member format_.
833 (Input_file::format): New method definition.
834 (Input_file::format_):: New data member.
836 2010-02-24 Doug Kwan <dougkwan@google.com>
838 * arm.cc (Arm_output_data_got): New class.
839 (ARM_TCB_SIZE): New constant
840 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
841 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
842 If user uses a script with a SECTIONS clause, issue only a warning
843 for a misplaced EXIDX input section. Otherwise, issue an error.
844 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
846 (Target_arm::got_mode_index_entry): Handle static linking.
847 (Target_arm::Scan::local): Ditto.
848 (Target_arm::Scan::global): Ditto.
849 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
850 all incorrectly implemented relocations.
851 (Target_arm::fix_exidx_coverage): Pass layout to
852 Arm_output_section::fix_exidx_coverage.
853 * layout.cc (Layout::section_name_mapping): Remove trailing dots
854 from ".ARM.exidx." and ".ARM.extab.".
856 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
858 * arm.cc (Target_arm::do_finalize_sections): Create attribute
859 section if it does not already exist.
860 * attributes.cc (Attributes_section_data::Attributes_section_data):
861 Don't crash if size is zero.
863 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
864 Ian Lance Taylor <iant@google.com>
866 * gold.cc (queue_middle_tasks): If no input files were opened,
868 * workqueue.h (Task_function::Task_function): Assert that there is
871 2010-02-22 Doug Kwan <dougkwan@google.com>
873 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
874 * icf.cc (get_section_contents): Cast snprintf arguments to long long
875 types to avoid warnings due to different uint64_t implementations
878 2010-02-21 Doug Kwan <dougkwan@google.com>
880 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
881 handling of the maximum backward branch offset.
882 (Arm_relocate_functions::thumb_branch_common): Ditto.
883 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
884 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
885 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
886 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
887 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
888 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
889 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
890 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
891 thumb_bl_out_of_range thumb_bl_out_of_range.o,
892 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
893 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
894 thumb2_bl_out_of_range.o): New rules.
895 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
896 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
897 thumb2_bl_out_of_range
898 * testsuite/Makefile.in: Regenerate.
899 * testsuite/arm_bl_in_range.s: New file.
900 * testsuite/arm_bl_out_of_range.s: Ditto.
901 * testsuite/arm_branch_in_range.sh: Ditto.
902 * testsuite/arm_branch_range.t: Ditto.
903 * testsuite/thumb2_branch_range.t: Ditto.
904 * testsuite/thumb_bl_in_range.s: Ditto.
905 * testsuite/thumb_bl_out_of_range.s: Ditto.
906 * testsuite/thumb_branch_range.t: Ditto.
908 2010-02-20 Sriraman Tallam <tmsriram@google.com>
910 * gc.h (gc_process_relocs): Change vectors to point to the new list.
911 Add reloc offset information.
912 * icf.cc (get_section_contents): Change iterators to point to the new
913 vectors. Add reloc offset information to the contents.
914 * icf.h (Icf::Sections_reachable_info): New typedef.
915 (Icf::Sections_reachable_list): New typedef.
916 (Icf::Offset_info): New typedef.
917 (Icf::Reloc_info): New struct typedef.
918 (Icf::Reloc_info_list): New typedef.
919 (Icf::symbol_reloc_list): Delete method.
920 (Icf::addend_reloc_list): Delete method.
921 (Icf::section_reloc_list): Delete method.
922 (Icf::reloc_info_list): New method.
923 (Icf::reloc_info_list_): New member.
925 2010-02-19 Doug Kwan <dougkwan@google.com>
927 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
928 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
929 * arm.cc (Arm_relocation_functions): New forward declaration.
930 (Target_arm::Target_arm): Initialize new data members
931 got_mod_index_offset_ and tls_base_symbol_defined_.
932 (Target_arm::Relocate::relocate_tls): New method.
933 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
934 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
936 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
937 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
938 (Target_arm::got_mod_index_offset_,
939 Target_arm::tls_base_symbol_defined_): New data members.
940 (Target_arm::Scan::local, Target::Scan::global,
941 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
944 2010-02-18 Doug Kwan <dougkwan@google.com>
946 * arm.cc (Arm_relobj::find_linked_text_section): New method.
947 (Arm_relobj::make_exidx_input_section): Pass section index of linked
948 text section as a parameter becuase some broken tools may not set
949 the link in section header.
950 (Target_arm::has_got_section): New method.
951 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
952 without any mapping symbol as data only. Remove warning.
953 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
954 link in its section header, try to discover the link by inspecting the
955 REL31 relocation at the beginning of the section.
956 (Target_arm::Scan::check_non_pic): Report name of offending relocation
958 (Target_arm::Scan::global): Treat any reference to the symbol
959 _GLOBAL_OFFSET_TABLE_ as a GOT access.
961 2010-02-12 Sriraman Tallam <tmsriram@google.com>
963 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
964 (Scan::global_reloc_may_be_function_pointer): New function.
965 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
966 (Scan::global_reloc_may_be_function_pointer): New function.
967 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
968 (Scan::global_reloc_may_be_function_pointer): New function.
969 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
970 (Scan::global_reloc_may_be_function_pointer): New function.
971 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
972 (Scan::global_reloc_may_be_function_pointer): New function.
973 (Scan::possible_function_pointer_reloc): New function.
974 (Target_x86_64::can_check_for_function_pointers): New function.
975 * gc.h (gc_process_relocs): Scan relocation types to determine if
976 function pointers were taken for targets that support it.
977 * icf.cc (Icf::find_identical_sections): Include functions for
978 folding in safe ICF whose pointer is not taken.
979 * icf.h (Secn_fptr_taken_set): New typedef.
980 (fptr_section_id_): New member.
981 (section_has_function_pointers): New function.
982 (set_section_has_function_pointers): New function.
983 (check_section_for_function_pointers): New function.
984 * options.h: Fix comment for safe ICF option.
985 * target.h (can_check_for_function_pointers): New function.
986 * testsuite/Makefile.am: Add icf_safe_so_test test case.
987 Modify icf_safe_test for X86-64.
988 * testsuite/Makefile.in: Regenerate.
989 * testsuite/icf_safe_so_test.cc: New file.
990 * testsuite/icf_safe_so_test.sh: New file.
991 * testsuite/icf_safe_test.cc (kept_func_3): New function.
992 (main): Change to take pointer to function kept_func_3.
993 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
994 folding is done correctly for X86-64.
996 2010-02-12 David S. Miller <davem@davemloft.net>
998 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
999 is_symbolless parameter.
1000 (Output_reloc<SHT_REL>::is_symbolless): New.
1001 (Output_reloc<SHT_REL>::is_symbolless_): New.
1002 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1003 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1004 (Output_reloc<SHT_RELA>::is_symbolless): New.
1005 (Output_data_reloc::add_global): Handle is_symbolless.
1006 (Output_data_reloc::add_global_relative): Likewise.
1007 (Output_data_reloc::add_local): Likewise.
1008 (Output_data_reloc::add_local_relative): Likewise.
1009 (Output_data_reloc::add_symbolless_global_addend): New.
1010 (Output_data_reloc::add_symbolless_local_addend): New.
1011 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1013 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1014 instead of ->is_relative_
1015 (Output_reloc::write): Likewise.
1016 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1017 (Output_reloc::write_rel): Simplify.
1019 * sparc.cc (Target_sparc::Scan::local): Use
1020 ->add_symbolless_local_addend as needed.
1021 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1022 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1023 based upon relocation offset.
1025 2010-02-11 Doug Kwan <dougkwan@google.com>
1027 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1028 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1029 beginning of function.
1030 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1031 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1032 parameter is_32bit in calls to should_apply_static_reloc.
1033 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1034 (check_DATA): Add arm_abs_global.stdout.
1035 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1036 arm_abs_global.stdout): New rules.
1037 (MOSTLLYCLEANFILES): Add arm_abs_global
1038 * Makefile.in: Regenerate.
1039 * testsuite/arm_abs_global.s: New file.
1040 * testsuite/arm_abs_global.sh: Ditto.
1041 * testsuite/arm_abs_lib.s: Ditto.
1043 2010-02-11 Ian Lance Taylor <iant@google.com>
1045 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1047 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1048 Allocate_commons_task first.
1049 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1050 task, rather than symtab_lock_.
1051 (Gc_process_relocs::~Gc_process_relocs): New function.
1052 (Gc_process_relocs::is_runnable): Check this_blocker_.
1053 (Gc_process_relocs::locks): Use next_blocker_ rather than
1055 (Scan_relocs::~Scan_relocs): New function.
1056 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1058 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1060 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1061 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1062 constructor accordingly.
1063 (class Gc_process_relocs): Likewise.
1064 (class Scan_relocs): Likewise.
1065 * common.h (class Allocate_commons_task): Remove symtab_lock_
1066 field, and corresponding constructor parameter.
1067 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1069 (Allocate_commons_task::locks): Likewise.
1071 2010-02-11 Ian Lance Taylor <iant@google.com>
1073 * gold-threads.h (class Once): Define.
1074 (class Initialize_lock): Rewrite as child of Once.
1075 * gold-threads.cc (class Once_initialize): Define.
1076 (once_pointer_control): New static variable.
1077 (once_pointer, once_arg): New static variables.
1078 (c_run_once): New static function.
1079 (Once::Once, Once::run_once, Once::internal_run): New functions.
1080 (class Initialize_lock_once): Remove.
1081 (initialize_lock_control): Remove.
1082 (initialize_lock_pointer): Remove.
1083 (initialize_lock_once): Remove.
1084 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1085 (Initialize_lock::initialize): Rewrite.
1086 (Initialize_lock::do_run_once): New function.
1087 * archive.cc (Archive::interpret_header): Only clear name if it is
1089 * fileread.cc: Include "gold-threads.h"
1090 (file_counts_lock): New static variable.
1091 (file_counts_initialize_lock): Likewise.
1092 (File_read::release): Only increment counts when using --stats.
1093 Use a lock around the increment.
1094 * parameters.cc (class Set_parameters_target_once): Define.
1095 (set_parameters_target_once): New static variable.
1096 (Parameters::Parameters): Move here from parameters.h.
1097 (Parameters::set_target): Rewrite.
1098 (Parameters::set_target_once): New function.
1099 (Parameters::clear_target): Move here and rewrite.
1100 * parameters.h (class Parameters): Update declarations. Add
1101 set_parameters_target_once_ field.
1102 (Parameters::Parameters): Move to parameters.cc.
1103 (Parameters::clear_target): Likewise.
1104 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1106 (Start_group::~Start_group): New function.
1107 (Start_group::is_runnable): New function.
1108 (Start_group::locks, Start_group::run): New functions.
1109 (Finish_group::run): Change saw_undefined to size_t.
1110 * readsyms.h (class Start_group): Define.
1111 (class Finish_group): Change saw_undefined_ field to size_t.
1112 (Finish_group::Finish_group): Remove saw_undefined and
1113 this_blocker parameters. Change all callers.
1114 (Finish_group::set_saw_undefined): New function.
1115 (Finish_group::set_blocker): New function.
1116 * symtab.h (class Symbol_table): Change saw_undefined to return
1117 size_t. Change saw_undefined_ field to size_t.
1118 * target-select.cc (Set_target_once::do_run_once): New function.
1119 (Target_selector::Target_selector): Initialize set_target_once_
1120 field. Don't initialize lock_ and initialize_lock_ fields.
1121 (Target_selector::instantiate_target): Rewrite.
1122 (Target_selector::set_target): New function.
1123 * target-select.h (class Set_target_once): Define.
1124 (class Target_selector): Update declarations. Make
1125 Set_target_once a friend. Remove lock_ and initialize_lock_
1126 fields. Add set_target_once_ field.
1128 2010-02-10 Ian Lance Taylor <iant@google.com>
1130 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1132 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1133 (queue_middle_tasks): Add all blockers before queueing any tasks.
1134 (queue_final_tasks): Likewise.
1135 * token.h (Task_token::add_blockers): New function.
1136 * object.h (Input_objects::number_of_relobjs): New function.
1138 2010-02-10 Ian Lance Taylor <iant@google.com>
1140 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1141 shared, not if not position independent.
1142 * x86_64.cc (Relocate::relocate_tls): Likewise.
1143 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1144 (tls_pie_pic_test): New target.
1145 * testsuite/Makefile.in: Rebuild.
1147 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1148 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1149 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1150 * testsuite/Makefile.in: Rebuild.
1152 2010-02-09 David S. Miller <davem@davemloft.net>
1154 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1155 R_SPARC_RELATIVE using ->add_local_relative().
1156 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1158 * output.h (Output_data_dynamic::add_section_size): New method
1159 that takes two Output_data objects.
1160 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1161 entry param. Handle it in initializers.
1162 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1163 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1164 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1166 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1167 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1168 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1169 for dynrel_includes_plt.
1170 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1171 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1172 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1174 (Target_sparc::do_finalize_sections): Update to pass true for
1175 dynrel_includes_plt.
1176 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1177 output before .rela.plt
1178 (Target_powerpc::do_finalize_sections): Update to pass true for
1179 dynrel_includes_plt when 32-bit.
1181 2010-02-08 Doug Kwan <dougkwan@google.com>
1183 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1185 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1186 Arm_relobj::scan_section_for_cortex_a8_stubs,
1187 Arm_relobj::do_relocation_section): Instead of calling
1188 Output_section::output_address, use faster
1189 Arm_relobj::simple_input_section_output_address.
1191 2010-02-08 David S. Miller <davem@davemloft.net>
1193 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1194 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1195 relocation helper function.
1197 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1198 just like R_SPARC_GOT{10,13,22}.
1199 (Target_sparc::Scan::local): Likewise.
1200 (Target_sparc::Relocate:relocate): Likewise.
1202 2010-02-06 Ian Lance Taylor <iant@google.com>
1204 * configure.ac: Rewrite targetobjs duplicate removal code to use
1205 only shell constructs.
1206 * configure: Rebuild.
1208 2010-02-05 Doug Kwan <dougkwan@google.com>
1211 * arm.cc (Arm_relobj::section_is_scannable): New method.
1212 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1213 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1215 2010-02-04 Doug Kwan <dougkwan@google.com>
1218 * arm-reloc-property.cc (cstdio): Include.
1219 * configure.ac (targetobjs): Remove duplicates.
1220 * configure: Regenerate.
1221 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1222 big and little endian version for a given address size.
1224 2010-02-03 Doug Kwan <dougkwan@google.com>
1226 * arm-reloc-property.cc
1227 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1229 * arm-reloc-property.h
1230 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1231 New method definition.
1232 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1234 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1236 (GOT_PREL): Change implemented to Y.
1237 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1238 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1239 (Arm_relocate_functions::movw_abs_nc): Remove method.
1240 (Arm_relocate_functions::movt_abs): Ditto.
1241 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1242 (Arm_relocate_functions::thm_movt_abs): Ditto.
1243 (Arm_relocate_functions::movw_rel_nc): Ditto.
1244 (Arm_relocate_functions::movw_rel): Ditto.
1245 (Arm_relocate_functions::movt_rel): Ditto.
1246 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1247 (Arm_relocate_functions:thm_movw_rel): Ditto.
1248 (Arm_relocate_functions:thm_movt_rel): Ditto.
1249 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1250 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1251 New method definitions.
1252 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1253 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1254 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1255 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1256 (Target_arm::Relocate::relocate): Check for non-static or
1257 unimplemented relocation code and exit early. Change calls to
1258 Target_arm::reloc_uses_thumb_bit and
1259 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1260 instead. Refactor code to handle similar relocations to increase
1261 code sharing. Remove check for unsupported relocation code in switch
1263 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1264 relocation property table to find out size. Change error message to
1265 print out the name of a relocation code instead of the numeric value.
1266 (Target_arm::scan_reloc_for_stub): Use relocation property table
1267 instead of calling Target_arm::reloc_uses_thumb_bit().
1269 2010-02-02 Doug Kwan <dougkwan@google.com>
1271 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1272 types of relaxed input section.
1274 2010-02-02 Doug Kwan <dougkwan@google.com>
1276 * Makefile.am (HFILES): Add arm-reloc-property.h.
1278 (TARGETSOURCES): Add arm-reloc-property.cc
1279 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1280 (libgold_a_SOURCES): $(DEFFILES)
1281 * Makefile.in: Regenerate.
1282 * arm-reloc-property.cc: New file.
1283 * arm-reloc-property.h: New file.
1284 * arm-reloc.def: New file.
1285 * arm.cc: Update comments.
1286 (arm-reloc-property.h): New included header.
1287 (arm_reloc_property_table): New global variable.
1288 (Target_arm::do_select_as_default_target): New method definition.
1289 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1290 arm-reloc-property to targ_extra_obj.
1291 * parameters.cc (set_parameters_target): Call
1292 Target::select_as_default_target().
1293 * target.h (Target::select_as_default_target): New method definition.
1294 (Target::do_select_as_default_target): Same.
1296 2010-02-01 Doug Kwan <dougkwan@google.com>
1298 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1299 first_output_text_section_.
1300 (Arm_exidx_fixup::first_output_text_section): New method definition.
1301 (Arm_exidx_fixup::first_output_text_section_): New data member.
1302 (Arm_exidx_fixup::process_exidx_section): Record the first text
1303 output section seen.
1304 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1305 and entsize in output section header.
1307 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1309 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1310 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1311 (Arm_relocate_functions::thm_alu11): New Method.
1312 (Arm_relocate_functions::thm_pc8): New Method.
1313 (Arm_relocate_functions::thm_pc12): New Method.
1314 (Target_arm::Scan::local): Handle the relocations.
1315 (Target_arm::Scan::global): Likewise.
1316 (Target_arm::Relocate::relocate): Likewise.
1317 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1319 2010-01-29 Doug Kwan <dougkwan@google.com>
1321 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1322 of relocation types as ld.
1324 2010-01-29 Doug Kwan <dougkwan@google.com>
1326 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1328 (Arm_relocate_functions::thumb_branch_common): Ditto.
1329 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1330 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1331 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1332 Arm_relocate_functions::jump24): Remove.
1333 (Target_arm::Relocate::relocate): Adjust code to call
1334 Arm_relocation_functions::arm_branch_common and
1335 Arm_relocation_functions::thumb_branch_common instead of their removed
1336 wrappers. Merge switch-cases together to reduce source code size.
1338 2010-01-29 Doug Kwan <dougkwan@google.com>
1340 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1341 output_local_symbol_count_needs_update_.
1342 (Arm_relobj::output_local_symbol_count_needs_update,
1343 Arm_relobj::set_output_local_symbol_count_needs_update,
1344 Arm_relobj::update_output_local_symbol_count): New methods.
1345 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1347 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1348 of pointed function as in a R_ARM_PREL31 relocation.
1349 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1350 for output local symbol count updating.
1351 (Target_arm::do_relax): Update output local symbol counts in objects
1353 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1355 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1357 * arm.cc: Added support for the ARM relocations:
1358 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1359 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1360 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1362 (Arm_relocate_functions::movw_rel): New method.
1363 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1364 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1366 (Arm_relocate_functions::thm_movw_rel): New method.
1367 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1369 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1371 (Target_arm::Scan::global): Likewise.
1372 (Target_arm::Relocate::relocate): Likewise.
1373 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1376 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1378 * arm.cc: Added support for ARM group relocations.
1379 (Target_arm::reloc_needs_sym_origin): New method.
1380 (Arm_relocate_functions::calc_grp_kn): New method.
1381 (Arm_relocate_functions::calc_grp_residual): New method.
1382 (Arm_relocate_functions::calc_grp_gn): New method.
1383 (Arm_relocate_functions::arm_grp_alu): New Method.
1384 (Arm_relocate_functions::arm_grp_ldr): New Method.
1385 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1386 (Arm_relocate_functions::arm_grp_ldc): New Method.
1387 (Target_arm::Scan::local): Handle the ARM group relocations.
1388 (Target_arm::Scan::global): Likewise.
1389 (Target_arm::Relocate::relocate): Likewise.
1390 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1393 2010-01-26 Doug Kwan <dougkwan@google.com>
1395 * arm.cc (set): Include.
1396 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1398 (Arm_output_section::Text_section_list): New type.
1399 (Arm_output_section::append_text_sections_to_list): New method.
1400 (Arm_output_section::fix_exidx_coverage): Ditto.
1401 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1402 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1403 Relobj::set_section_offset() instead of
1404 Sized_relobj::invalidate_section_offset().
1405 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1406 parameter for section headers. Ignore relocation sections for
1407 unallocated sections and EXIDX sections.
1408 (Target_arm::fix_exidx_coverage): New method.
1409 (Target_arm::output_section_address_less_than): New type.
1410 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1411 linked text section instead of the EXIDX section.
1412 (Arm_output_section::create_stub_group): Add an assertion to check
1413 that this is not an EXIDX output section.
1414 (Arm_output_section::append_text_sections_to_list): New method.
1415 (Arm_output_section::fix_exidx_coverage): Ditto.
1416 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1417 Arm_relobj::section_needs_reloc_stub_scanning.
1418 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1420 (Target_arm::fix_exidx_coverage): New method.
1421 * object.h (Relobj::set_output_section): New method.
1422 (Sized_relobj::invalidate_section_offset): Remove method.
1423 (Sized_relobj::do_invalidate_section_offset): Remove method.
1424 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1426 2010-01-25 Doug Kwan <dougkwan@google.com>
1428 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1429 Fix warning due to signed and unsigned comparison on a 32-bit host.
1431 2010-01-22 Doug Kwan <dougkwan@google.com>
1433 * arm.cc (Target_arm::do_relax): Record an output section for section
1434 offset adjustment it contains any stub table that has changed.
1435 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1436 offsets in an output section if necessary.
1437 * output.cc (Output_section::Output_section): Initialize
1438 section_offsets_need_adjustments_.
1439 (Output_section::add_input_section_for_script): Renamed to
1440 Output_section::add_simple_input_section.
1441 (Output_section::save_states): Add a comment.
1442 (Output_section::discard_states): New method defintion.
1443 (Output_section::adjust_section_offsets): Same.
1444 * output.h (Output_section::add_input_section_for_script): Renamed to
1445 Output_section::add_simple_input_section.
1446 (Output_section::discard_states): New method declaration.
1447 (Output_section::adjust_section_offsets): Same.
1448 (Output_section::section_offsets_need_adjustment,
1449 Output_section::set_section_offsets_need_adjustment): New method
1451 (Output_section::section_offsets_need_adjustment_): New data member.
1452 * script-sections.cc
1453 (Output_section_element_input::set_section_address): Adjust code for
1454 renaming of Output_section::add_input_section_for_script.
1455 (Orphan_output_section::set_section_address): Same.
1457 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1459 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1460 Fix_v4bx enum values .
1461 * gold/options.h (General_options): New option definitions.
1462 (General_options::fix_v4bx): New method.
1463 (General_options::Fix_v4bx): New enum.
1464 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1465 (General_options::parse_fix_v4bx_interworking): New method.
1467 2010-01-22 Doug Kwan <dougkwan@google.com>
1469 * arm.cc (Arm_exidx_fixup): New class.
1471 2010-01-21 Doug Kwan <dougkwan@google.com>
1473 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1475 (Arm_exidx_section_offset_map): New type.
1477 2010-01-21 Doug Kwan <dougkwan@google.com>
1479 * arm.cc (Arm_exidx_input_section): New class.
1480 (Arm_relobj::exidx_input_section_by_link,
1481 Arm_relobj::exidx_input_section_by_shndx,
1482 Arm_relobj::make_exidx_input_section): New methods.
1483 (read_arm_attributes_section): Remove.
1484 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1485 information about them.
1486 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1489 2010-01-20 Doug Kwan <dougkwan@google.com>
1491 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1492 Input_section_specifier to Section_id.
1493 (Target_arm::new_arm_input_section: Adjust code for change of key
1495 (Target_arm::find_arm_input_section): Ditto.
1496 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1497 (Section_id): Remove.
1498 (Garbage_collection::Section_id_hash): Remove.
1499 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1500 (Section_id): Remove.
1501 (Icf::Section_id_hash): Remove.
1502 * object.h (Section_id, Const_section_id, Section_id_hash,
1503 Const_section_id_hash): New type definitions.
1504 * output.cc (Output_section::add_relaxed_input_section): Change to
1505 use Const_section_id instead of Input_section_specifier as key type.
1506 (Output_section::add_merge_input_section): Ditto.
1507 (Output_section::build_relaxation_map): Change to use Section_id
1508 instead of Input_section_specifier as key type.
1509 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1511 (Output_section::convert_input_sections_to_relaxed_sections): Change
1512 to use Const_section_id instead of Input_section_specifier as key type.
1513 (Output_section::find_merge_section): Ditto.
1514 (Output_section::find_relaxed_input_section): Ditto.
1515 * output.h (Input_section_specifier): Remove class.
1516 (Output_section::Output_section_data_by_input_section_map): Change
1517 key type to Const_section_id.
1518 (Output_section::Output_relaxed_input_section_by_input_section_map):
1520 (Output_section::Relaxation_map): Change key type to Section_id.
1522 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1524 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1525 (class Arm_v4bx_stub): New class.
1526 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1527 (Stub_factory::make_arm_v4bx_stub): New method.
1528 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1529 (Stub_table::empty): Handle v4bx stubs.
1530 (Stub_table::add_arm_v4bx_stub): New method.
1531 (Stub_table::find_arm_v4bx_stub): New method.
1532 (Arm_relocate_functions::v4bx): New method.
1533 (Target_arm::fix_v4bx): New method.
1534 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1535 (Stub_table::relocate_stubs): Likewise.
1536 (Stub_table::do_write): Likewise.
1537 (Stub_table::update_data_size_and_addralign): Likewise.
1538 (Stub_table::finalize_stubs): Likewise.
1539 (Target_arm::Scan::local): Likewise.
1540 (Target_arm::Scan::global): Likewise.
1541 (Target_arm::do_finalize_sections): Likewise.
1542 (Target_arm::Relocate::relocate): Likewise.
1543 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1545 (Target_arm::scan_reloc_for_stub): Likewise.
1546 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1548 2010-01-19 Ian Lance Taylor <iant@google.com>
1550 * output.cc (Output_section_headers::do_sized_write): Write large
1551 segment count to sh_info field.
1552 (Output_file_header::do_sized_write): For large segment count,
1553 write PN_XNUM to e_phnum field.
1555 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1557 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1558 (Arm_relocate_functions::thm_jump8): New function.
1559 (Arm_relocate_functions::thm_jump11): New function.
1560 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1562 (Target_arm::Scan::global): Likewise.
1563 (Target_arm::Relocate::relocate): Likewise.
1564 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1567 2010-01-14 Doug Kwan <dougkwan@google.com>
1569 * arm.cc (map, utility): Include headers.
1570 (Target_arm::apply_cortex_a8_workaround): New method.
1571 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1572 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1573 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1574 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1575 the --[no-]fix-cortex-a8 command line options.
1576 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1577 (Target_arm::relocate_stub): Use addend in instruction template.
1578 * options.h (DEFINE_bool): Set the user-set flag.
1579 (General_options): Add --[no-]-fix-cortex options.
1580 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1581 : Update fast look-up map after conversion.
1583 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1585 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1586 in the first pass of do_layout.
1588 2010-01-13 Doug Kwan <dougkwan@google.com>
1590 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1591 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1592 apparent compiler problem of not folding static constant integral
1593 data members of elfcpp::Elf_sizes<32>.
1595 2010-01-13 Doug Kwan <dougkwan@google.com>
1597 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1598 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1599 Arm_relobj::scan_section_for_cortex_a8_erratum,
1600 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1601 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1602 sections to scan for relocation stubs into a new method
1603 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1604 relocation and Cortex-A8 stub scanning.
1605 (Target_arm::do_relax): Force stubs to be after stubbed sections
1606 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1607 the beginning of a new relaxation pass. Update a comment.
1608 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1610 2010-01-12 Ian Lance Taylor <iant@google.com>
1612 * target-reloc.h (visibility_error): New inline function.
1613 (relocate_section): Call visibility_error.
1614 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1615 (MOSTLYCLEANFILES): Likewise.
1616 (protected_4_pic.o, protected_3.err): New targets.
1617 * testsuite/protected_4.cc: New file.
1619 2010-01-12 Doug Kwan <dougkwan@google.com>
1621 * arm.cc (Cortex_a8_reloc): New class.
1622 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1623 and cortex_a8_relocs_info_.
1624 (Target_arm::fix_cortex_a8): New method definition.
1625 (Target_arm::Cortex_a8_relocs_info): New type.
1626 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1627 New data member declarations.
1628 (Target_arm::scan_reloc_for_stub): Record information about
1629 relocations for THUMB branches that might be exempted from the
1630 Cortex-A8 workaround.
1631 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1632 at the beginning of a relaxation pass.
1634 2010-01-12 Doug Kwan <dougkwan@google.com>
1636 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1637 (Arm_relobj::Mapping_symbol_position,
1638 Arm_reloj::Mapping_symbol_position_less,
1639 Arm_relobj::Mapping_symbols_info): New types.
1640 (Target_arm::is_mapping_symbol_name): New method definition.
1641 (Arm_relobj::do_count_local_symbols): Save information about mapping
1644 2010-01-11 Doug Kwan <dougkwan@google.com>
1646 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1647 Arm_relocate_functions::thumb32_branch_upper,
1648 Arm_relocate_functions::thumb32_branch_lower,
1649 Arm_relocate_functions::thumb32_cond_branch_offset,
1650 Arm_relocate_functions::thumb32_cond_branch_upper,
1651 Arm_relocate_functions::thumb32_cond_branch_lower,
1652 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1653 branch offset encoding.
1654 (Arm_relocate_functions::thumb_branch_common): Use new branch
1655 offset encoding methods to avoid code duplication.
1656 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1657 (Stub_addend_reader::operator()): Use new branch encoding method
1658 to avoid code duplication.
1660 2010-01-11 Doug Kwan <dougkwan@google.com>
1662 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1663 (Target_arm::do_finalize_sections): Define special EXIDX section
1664 symbols only if referenced.
1665 * gc.h (Garbage_collection::add_reference): New method.
1666 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1669 2010-01-11 Ian Lance Taylor <iant@google.com>
1671 * script.cc (Version_script_info::build_expression_list_lookup):
1672 Change complaing about duplicate wildcard match from error to
1675 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1677 (Version_script_info::Version_script_info): Initialize globs_,
1678 default_version_, default_is_global_, and exact_. Don't
1679 initialize globals_ or locals_.
1680 (Version_script_info::build_lookup_tables): Build local symbols
1682 (Version_script_info::unquote): New function.
1683 (Version_script_info::add_exact_match): New function.
1684 (Version_script_info::build_expression_list_lookup): Remove lookup
1685 parameter. Add is_global parameter. Change all callers. Handle
1686 wildcard pattern specially. Unquote pattern. Call
1688 (Version_script_info::get_name_to_match): New function.
1689 (Version_script_info::get_symbol_version): New function.
1690 (Version_script_info::get_symbol_version_helper): Remove.
1691 (Version_script_info::check_unmatched_names): Call unquote.
1692 * script.h (class Version_script_info): Change get_symbol_version
1693 to be non-inline and add is_global parameter; change all callers.
1694 Rewrite symbol_is_local. Update declarations. Define struct
1695 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1696 Remove globals_ and locals_ members. Add exact_, globs_,
1697 default_version_, is_global_.
1698 (Version_script_info::Glob): Remove pattern, add expression and
1699 is_global. Update constructor. Change all callers.
1700 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1702 (Versions::symbol_section_contents): If a symbol is undefined, or
1703 defined in a dynamic object, set the version index to
1705 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1707 (Symbol_table::add_from_pluginobj): Likewise.
1708 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1710 2010-01-11 Doug Kwan <dougkwan@google.com>
1712 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1713 (incremental_dump_LDADD): Add linking option for libintl.
1714 * Makefile.in: Regenerate.
1716 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1719 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1721 * testsuite/Makefile.in: Regenerated.
1723 2010-01-10 Doug Kwan <dougkwan@google.com>
1725 * options.h (DEFINE_var): Use parentheses around argument varname__
1726 in macro body to avoid any unintended subsequent substitutions.
1728 2010-01-10 Ian Lance Taylor <iant@google.com>
1730 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1731 candidates before doing symbol resolution.
1733 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1734 ODR candidates if only one is weak.
1736 2010-01-08 Ian Lance Taylor <iant@google.com>
1738 * script.cc (Version_script_info::build_expression_list_lookup):
1739 Don't warn about ambiguous version, just record the ambiguity.
1740 (Version_script_info::get_symbol_version_helper): Give error if
1741 version is ambiguous.
1743 2010-01-08 Doug Kwan <dougkwan@google.com>
1745 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1746 prev_data_size_ and prev_addralign_. Remove initializer for
1747 deleted data member has_been_changed_.
1748 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1749 to determine if the table is empty.
1750 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1752 (Stub_table::add_reloc_stub): Define method in class definition
1753 instead of just declaring it there.
1754 (Stub_table::add_cortex_a8_stub): New method definition.
1755 (Stub_table::update_data_size_and_addralign): Ditto.
1756 (Stub_table::finalize_stubs): Ditto.
1757 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1758 (Stub_table::do_addralign_): Return address alignment in the
1759 (Stub_table::do_reset_address_and_file_offset): Define method in
1760 class definition instead of declaring it there. Set current data
1761 size to be the data size of the previous pass.
1762 (Stub_table::set_final_data_size): Use current data size as the
1764 (Stub_table::relocate_stub): Change parameter type of stub from
1765 Reloc_stub pointer to Stub pointer.
1766 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1767 (Stub_table::Cortex_a8_stub_list): New typedef.
1768 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1769 Stub_table::prev_addralign_): New data member.
1770 (Arm_relobj::Arm_relobj): Initialize data member
1771 section_has_cortex_a8_workaround_.
1772 (Arm_relobj::section_has_cortex_a8_workaround,
1773 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1775 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1777 (Target_arm::relocate_stub): Change parameter type of stub from
1778 Reloc_stub pointer to Stub pointer.
1779 (Insn_template::size, Insn_template::alignment): Handle
1780 THUMB16_SPECIAL_TYPE.
1781 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1782 Stub_table::update_data_size_and_addralign,
1783 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1785 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1786 (Stub_table::do_write): Ditto.
1787 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1789 2010-01-08 Ian Lance Taylor <iant@google.com>
1792 * symtab.h (class Symbol): Remove fields is_target_special_ and
1793 has_plt_offset_. Add field is_defined_in_discarded_section_.
1794 (Symbol::is_defined_in_discarded_section): New function.
1795 (Symbol::set_is_defined_in_discarded_section): New function.
1796 (Symbol::has_plt_offset): Rewrite.
1797 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1798 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1799 Don't initialize is_target_special_ or has_plt_offset_.
1800 Initialize is_defined_in_discarded_section_.
1801 (Symbol_table::add_from_relobj): If appropriate, set
1802 is_defined_in_discarded_section.
1803 * resolve.cc (Symbol::override_base_with_special): Don't test
1804 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1805 * target-reloc.h (relocate_section): Do special handling for
1806 symbols defined in discarded sections for global symbols as well
1809 2010-01-08 Ian Lance Taylor <iant@google.com>
1811 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1812 the SHT_SYMTAB case.
1814 2010-01-08 Ian Lance Taylor <iant@google.com>
1816 * object.cc (Sized_relobj::do_layout): Don't get confused if
1817 layout_eh_frame returns NULL.
1819 2010-01-08 Ian Lance Taylor <iant@google.com>
1822 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1823 dynamic symbol table, use the normal symbol table.
1824 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1827 2010-01-08 Ian Lance Taylor <iant@google.com>
1830 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1833 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1835 * version.cc (print_version): Change to "Copyright 2010".
1837 2010-01-08 Ian Lance Taylor <iant@google.com>
1841 * i386.cc (class Target_i386): Change return type of plt_section
1843 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1844 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1845 tls_desc_rel_ field.
1846 (Output_data_plt_i386::rel_tls_desc): New function.
1847 (Target_i386::rel_tls_desc_section): New function.
1848 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1849 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1850 R_386_TLS_DESC reloc in rel_tls_desc_section.
1851 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1852 Define struct Tlsdesc_info.
1853 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1854 (Target_x86_64::do_reloc_symbol_index): New function.
1855 (Target_x86_64::add_tlsdesc_info): New function.
1856 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1857 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1859 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1861 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1862 (Target_x86_64::rela_tlsdesc_section): New function.
1863 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1865 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1866 (Target_x86_64::do_reloc_addend): New function.
1867 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1868 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1869 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1870 (Output_reloc::type): New function.
1871 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1872 (Output_reloc::is_target_specific): New function.
1873 (Output_reloc::target_arg): New function.
1874 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1875 absolute relocs and target specific relocs.
1876 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1877 add_target_specific.
1878 (class Output_data_reloc) [SHT_RELA]: Likewise.
1879 * output.cc (Output_reloc::Output_reloc): Add four new versions
1880 for absolute relocs and target specific relocs.
1881 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1882 (Output_reloc::get_symbol_index): Likewise.
1883 (Output_reloc::local_section_offset): Check that local_sym_index_
1884 is not TARGET_CODE or 0.
1885 (Output_reloc::symbol_value): Likewise.
1886 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1888 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1889 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1891 * layout.cc (add_target_dynamic_tags): Use output section for
1892 DT_PLTRELSZ and DT_JMPREL.
1894 2010-01-07 Ian Lance Taylor <iant@google.com>
1897 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1899 (class Output_data_reloc_generic): Define.
1900 (class Output_data_reloc_base): Change base class to
1901 Output_data_reloc_generic. Change add() method to call
1902 bump_relative_reloc_count for a relative reloc. Remove
1904 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1906 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1907 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1909 * layout.h (class Layout): Update declaration.
1911 2010-01-07 Ian Lance Taylor <iant@google.com>
1913 * output.h (class Output_data): Add const version of
1914 output_section and do_output_section.
1915 (class Output_section_data): Add const version of
1917 (class Output_section): Likewise.
1918 * layout.cc (Layout::add_target_dynamic_tags): New function.
1919 * layout.h (class Layout): Update declarations.
1920 * arm.cc (Target_arm::do_finalize_sections): Use
1921 add_target_dynamic_tags.
1922 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1923 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1924 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1925 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1927 2010-01-07 Ian Lance Taylor <iant@google.com>
1930 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1933 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1934 Ian Lance Taylor <iant@google.com>
1937 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1938 Xindex::read_symtab_xindex.
1940 2010-01-07 Doug Kwan <dougkwan@google.com>
1942 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1943 (Insn_template::thumb16_bcond_insn): New method declaration.
1944 (Insn_template): Fix spelling.
1945 (Stub::thumb16_special): New method declaration.
1946 (Stub::do_write): Define virtual method which was previously pure
1948 (Stub::do_thumb16_special): New method declaration.
1949 (Stub::do_fixed_endian_write): New template member.
1950 (Reloc_stub::do_write): Remove.
1951 (Reloc_stub::do_fixed_endian_write): Remove.
1952 (Cortex_a8_stub): New class definition.
1953 (Stub_factory::make_cortex_a8_stub): New method definition.
1954 (Stub_factory::Stub_factory): Add missing static storage class
1955 qualifier for elf32_arm_stub_a8_veneer_blx.
1957 2010-01-07 Ian Lance Taylor <iant@google.com>
1960 * options.h (class General_options): Add --warn-unresolved-symbols
1961 and --error-unresolved-symbols.
1962 * errors.cc (Errors::undefined_symbol): Implement
1963 --warn-unresolved-symbols.
1965 * options.h (class General_options): Add -z text and -z textoff.
1966 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1968 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1970 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1971 (Garbage_collection::cident_sections): New function.
1972 (Garbage_collection::add_cident_section): New function.
1973 (Garbage_collection::cident_sections_): New member.
1974 (gc_process_relocs): Add references to sections whose names are C
1976 * gold.h (cident_section_start_prefix): New constant.
1977 (cident_section_stop_prefix): New constant.
1978 (is_cident): New function.
1979 * layout.cc (Layout::define_section_symbols): Replace string constants
1980 with the newly defined constants.
1981 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1983 * testsuite/Makefile.am: Add gc_orphan_section_test.
1984 * testsuite/Makefile.in: Regenerate.
1985 * testsuite/gc_orphan_section_test.cc: New file.
1986 * testsuite/gc_orphan_section_test.sh: New file.
1988 2010-01-06 Ian Lance Taylor <iant@google.com>
1991 * options.h (class General_options): Add --warn-shared-textrel.
1992 * layout.cc (Layout::finish_dynamic_section): Implement
1993 --warn-shared-textrel.
1996 * options.h (class General_options): Add --warn-multiple-gp.
1998 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2000 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2001 $(THREADSLIB) and $(LIBDL).
2002 * Makefile.in: Rebuild.
2004 2010-01-06 Ian Lance Taylor <iant@google.com>
2007 * options.cc (General_options::parse_section_start): New function.
2008 (General_options::section_start): New function.
2009 (General_options::General_options): Initialize all members.
2010 * options.h: Include <map>
2011 (class General_options): Add --section-start. Add section_starts_
2013 * layout.cc (Layout::attach_allocated_section_to_segment): If
2014 --section-start was used, set the address of the segment. Remove
2015 local sort_sections.
2016 (Layout::relaxation_loop_body): If the address of the load segment
2017 has been set by --section-start, don't use it.
2018 * output.h (Output_segment::update_flags_for_output_section): New
2020 * output.cc (Output_segment::add_output_section): Call
2021 update_flags_for_output_section.
2023 2010-01-05 Ian Lance Taylor <iant@google.com>
2026 * options.h (class General_options): Add --undefined-version.
2027 * script.cc (struct Version_expression): Add was_matched_by_symbol
2029 (Version_script_info::matched_symbol): New function.
2030 (Version_script_info::get_symbol_version_helper): Call
2032 (Version_script_info::check_unmatched_names): New function.
2033 * script.h (class Version_script_info): Update declarations.
2034 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2036 * options.h (class General_options): Use DEFINE_bool_alias for
2037 allow_multiple_definition.
2038 * resolve.cc (Symbol_table::should_override): Don't test
2039 allow_multiple_definition.
2042 * options.h (class General_options): Add --cref.
2043 * main.cc (main): Print cref table if --cref. Don't close mapfile
2044 until after printing cref table.
2045 * cref.cc: Include "symtab.h".
2046 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2047 (Cref_table_compare::operator()): New function.
2048 (Cref_inputs::gather_cref): New function.
2049 (filecol): New static const.
2050 (Cref_inputs::print_cref): New function.
2051 (Cref::print_cref): New function.
2052 * cref.h: Include <cstdio>.
2053 (class Cref): Update declarations.
2054 * mapfile.h (Mapfile::file): New function.
2055 * object.h (class Object): Define Symbols. Declare virtual
2056 do_get_global_symbols.
2057 (Object::get_global_symbols): New function.
2058 * object.cc (Input_objects::add_object): Pass object to cref_ if
2060 (Input_objects::archive_start): Likewise.
2061 (Input_objects::archive_stop): Likewise.
2062 (Input_objects::print_cref): New function.
2063 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2064 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2066 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2068 * plugin.h (class Sized_pluginobj): Update declarations.
2070 2010-01-05 Ian Lance Taylor <iant@google.com>
2072 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2073 to is_default_version. Rename insdef to insdefault.
2074 (Symbol_table::add_from_relobj): Rename def to is_default_version
2075 and local to is_forced_local.
2076 (Symbol_table::add_from_pluginobj): Likewise.
2077 (Symbol_table::add_from_dynobj): Likewise.
2078 (Symbol_table::define_special_symbol): Rename insdef to
2081 2010-01-04 Ian Lance Taylor <iant@google.com>
2084 * options.h (class General_options): Add
2085 --allow-multiple-definition and -z muldefs.
2086 * resolve.cc (Symbol_table::should_override): Don't warn about a
2087 multiple symbol definition if --allow-multiple-definition or -z
2091 * options.h (class General_options): Add --add-needed and
2092 --copy-dt-needed-entries. Tweak --as-needed help entry.
2093 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2094 error if --copy-dt-needed-entries aka --add-needed is used and
2095 would cause a change in behaviour.
2098 * options.h (class General_options): Add -G as a short version of
2099 --shared. Add no-op options -assert, -g, and -i.
2101 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2103 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2104 check for .text or .gnu.linkonce.t sections.
2105 * icf.cc (Icf::find_identical_sections): Ditto.
2106 Change the detection for mangled function name within the section
2108 * icf.h (is_section_foldable_candidate): New function.
2110 2009-12-30 Ian Lance Taylor <iant@google.com>
2113 * options.h (class General_options): Permit two dashes with
2114 --retain-symbols-file.
2116 2009-12-30 Ian Lance Taylor <iant@google.com>
2119 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2120 don't put the file header and segment headers in the text
2124 * common.cc (Sort_commons::operator()): Stabilize sort when both
2126 (Symbol_table::do_allocate_commons_list): When allocating common
2127 symbols, skip a symbol which is no longer common.
2128 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2129 an object before checking its type.
2130 * testsuite/common_test_2.c: New file.
2131 * testsuite/common_test_3.c: New file.
2132 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2133 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2134 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2135 (common_test_2_pic.o, common_test_2.so): New targets.
2136 (common_test_3_pic.o, common_test_3.so): New targets.
2137 * testsuite/Makefile.in: Rebuild.
2140 * script.cc (read_input_script): If we see a new SECTIONS clause,
2141 and we have added an input section, give an error.
2142 * layout.h (class Layout): Add have_added_input_section function.
2143 Add have_added_input_section_ field.
2144 * layout.cc (Layout::Layout): Initialize
2145 have_added_input_section_.
2146 (Layout::layout): Set have_added_input_section_.
2147 (Layout::layout_eh_frame): Likewise.
2149 2009-12-30 Ian Lance Taylor <iant@google.com>
2152 * options.h (class General_options): Add --sort-common option.
2153 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2154 * common.cc (Sort_common): Add sort_order parameter to
2155 constructor. Add sort_order_ field.
2156 (Sort_commons::operator): Check sort_order_.
2157 (Symbol_table::allocate_commons): Determine the sort order.
2158 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2160 (Symbol_table::do_allocate_commons_list): Likewise.
2162 2009-12-30 Ian Lance Taylor <iant@google.com>
2165 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2166 symbols from this object, don't change the visibility of an
2168 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2170 2009-12-30 Ian Lance Taylor <iant@google.com>
2173 * script.h (class Version_script_info): Define Language enum.
2174 Update declarations. Define Glob, Exact, and Lookup types. Add
2175 new fields globals_, locals_, and is_finalized_.
2176 * script.cc: Various formatting fixes.
2177 (class Parser_closure): Change language_stack_ from a vector of
2178 std::string to one of Version_script_info::Language. Adjust all
2180 (class Lazy_demangler): Remove.
2181 (struct Version_expression): Change language from std::string to
2182 Version_script_info::Language.
2183 (Version_script_info::Version_script_info): New function.
2184 (Version_script_info::~Version_script_info): Don't call clear.
2185 (Version_script_info::finalize): New function.
2186 (Version_script_info::build_lookup_tables): New function.
2187 (Version_script_info::build_expression_list_lookup): New
2189 (Version_script_info::get_symbol_version_helper): Rewrite to use
2191 (Version_script_info::print_expression_list): Adjust to use
2192 Version_script_info::Language.
2193 (script_push_lex_into_version_mode): Check that the version script
2194 has not been finalized.
2195 (version_script_push_lang): Change language string to
2196 Version_script_info::Language.
2197 * options.cc (Command_line::version_script): New function.
2198 * options.h (class General_options): Add finalize_dynamic_list
2199 function. Change version_script from declaration to definition.
2200 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2201 * testsuite/version_script.map: Remove duplicate def of foo.
2202 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2204 * testsuite/Makefile.in: Rebuild.
2206 2009-12-30 Ian Lance Taylor <iant@google.com>
2209 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2210 if the input symbol index is 0, make the output symbol index 0.
2212 2009-12-30 Ian Lance Taylor <iant@google.com>
2215 * options.h (class General_options): Add -x/--discard-all.
2216 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2217 --discard-all. If the local symbol needs a dynamic entry, check
2218 that before handling --discard-locals.
2220 2009-12-30 Ian Lance Taylor <iant@google.com>
2223 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2225 (Output_segment::add_output_section): Don't change the flags if
2229 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2230 GNU hash table if they need a dynamic value. Otherwise, don't add
2231 them if they are defined in a dynamic object or are forced local.
2233 2009-12-29 Ian Lance Taylor <iant@google.com>
2236 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2237 .gnu.hash table for a 32-bit target.
2240 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2241 regular and a dynamic object only needs a dynamic symbol table
2242 entry if it is externally visible.
2245 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2246 constructor. Add global_offset_table_ field.
2247 (Target_i386::got_section): Set global_offset_table_.
2248 (Target_i386::do_finalize_sections): Set global_offset_table_
2250 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2251 in constructor. Add global_offset_table_ field.
2252 (Target_x86_64::got_section): Set global_offset_table_.
2253 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2256 * layout.cc (Layout::Layout): Initialize increase_relro_.
2257 (Layout::get_output_section): Add is_relro, is_last_relro, and
2258 is_first_non_relro parameters. Change all callers.
2259 (Layout::choose_output_section): Likewise.
2260 (Layout::add_output_section_data): Likewise.
2261 (Layout::make_output_section): Likewise.
2262 (Layout::set_segment_offsets): Clear increase_relro when using a
2264 * layout.h (class Layout): Add increase_relro method. Add
2265 increase_relro_ field. Update declarations.
2266 * output.cc (Output_section::Output_section): Initialize
2267 is_last_relro_ and is_first_non_relro_.
2268 (Output_segment::add_output_section): Group relro sections is
2269 do_sort is true. Handle is_last_relro and is_first_non_relro.
2270 (Output_segment::maximum_alignment): Remove relro handling.
2271 (Output_segment::set_section_addresses): Add increase_relro
2272 parameter. Change all callers. Add initial alignment to align
2273 relro sections on separate page. Remove old relro handling.
2274 (Output_segment::set_section_list_addresses): Remove in_relro
2275 parameter. Change all callers.
2276 (Output_segment::set_offset): Add increase parameter. Change all
2277 callers. Remove old relro handling.
2278 * output.h (class Output_section): Add new methods: is_last_relro,
2279 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2280 Add is_last_relro_ and is_first_non_relro_ fields.
2281 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2282 Create separate .got.plt section. Call increase_relro.
2283 * x86_64.cc (Target_x86_64::got_section): Likewise.
2284 * testsuite/relro_script_test.t: Add .got.plt.
2287 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2288 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2289 (Layout::finalize): Call set_dynamic_symbol_size.
2290 (Layout::set_dynamic_symbol_size): New function.
2291 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2292 set_dynamic_symbol_size.
2295 * output.h (class Output_section): Add is_entsize_zero_ field.
2296 * output.cc (Output_section::Output_section): Initialize
2298 (Output_section::set_entsize): If two different entsizes are
2299 requested, force it to zero.
2300 (Output_section::add_input_section): Set flags for .debug_str
2301 before updating section flags. Set entsize.
2302 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2303 and SHF_STRING if all input sections have those flags.
2305 2009-12-29 Rafael Espindola <espindola@google.com>
2307 * main.cc (main): Fix the sys time reporting.
2308 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2311 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2313 * options.cc (General_options::parse_version): Allow -v to exit
2314 without an error if there is nothing to link.
2316 2009-12-29 Ian Lance Taylor <iant@google.com>
2318 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2319 using a version of gcc before 4.1.
2320 * configure: Rebuild.
2322 2009-12-28 Chris Demetriou <cgd@google.com>
2324 * attributes.cc (Output_attributes_section_data::do_write): Use
2325 std::vector::front rather than std::vector::data.
2327 2009-12-28 Ian Lance Taylor <iant@google.com>
2329 * symtab.h (class Symbol_table): Add enum Defined.
2330 * resolve.cc (Symbol_table::should_override): Add defined
2331 parameter. Change all callers. Test whether object is NULL
2332 before calling a method on it.
2333 (Symbol_table::report_resolve_problem): Add defined parameter.
2335 (Symbol_table::should_override_with_special): Likewise.
2336 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2337 parameter. Change all callers.
2338 (Symbol_table::do_define_in_output_data): Likewise.
2339 (Symbol_table::define_in_output_segment): Likewise.
2340 (Symbol_table::do_define_in_output_segment): Likewise.
2341 (Symbol_table::define_as_constant): Likewise.
2342 (Symbol_table::do_define_as_constant): Likewise.
2343 * script.h (class Symbol_assignment): Add is_defsym parameter to
2344 constructor; change all callers.
2345 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2346 parameter. Change all callers. Add is_defsym_ field.
2347 (class Parser_closure): Add parsing_defsym parameter to
2348 constructor; change all callers. Add parsing_defsym accessor
2349 function. Add parsing_defsym_ field.
2351 2009-12-28 Ian Lance Taylor <iant@google.com>
2353 * gold.cc (queue_middle_tasks): Fix formatting.
2354 * object.cc (Relobj::is_section_name_included): Likewise.
2356 2009-12-23 Ian Lance Taylor <iant@google.com>
2358 * i386.cc (Target_i386::do_calls_non_split): Recognize
2359 -fsplit-stack prologue for a function with a static chain.
2360 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2361 -fsplit-stack prologue when using %r11.
2363 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2365 * options.cc (General_options::parse_version): Make -v continue and do
2366 the link like GNU ld does.
2368 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2370 * Makefile.am (CCFILES): Add timer.cc.
2371 (HFILES): Add timer.h.
2372 * configure.ac: Check for sysconf and times.
2373 * main.cc: include timer.h.
2374 (main): Use Timer instead of get_run_time.
2377 * workqueue.cc: include timer.h.
2378 (Workqueue::find_and_run_task):
2379 Report user, sys and wall time.
2380 * Makefile.in: Regenerate.
2381 * config.in: Regenerate.
2382 * configure: Regenerate.
2384 2009-12-16 Doug Kwan <dougkwan@google.com>
2386 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2388 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2389 relaxed input sections.
2390 * output.cc (Output_section::find_relaxed_input_section): Change
2391 return type to Output_relaxed_input_section pointer. Adjust code
2392 for new type of relaxed_input_section_map_.
2393 * output.h (Output_section::find_relaxed_input_section): Change
2394 return type to Output_relaxed_input_section pointer.
2395 (Output_section::Output_relaxed_input_section_by_input_section_map):
2397 (Output_section::relaxed_input_section_map_): Change type to
2398 Output_section::Output_relaxed_input_section_by_input_section_map.
2399 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2402 2009-12-15 Ian Lance Taylor <iant@google.com>
2404 * layout.cc (Layout::create_shstrtab): Only write out after input
2405 sections if we are compressing debug sections.
2407 2009-12-15 Ian Lance Taylor <iant@google.com>
2409 * archive.cc (Archive::add_symbols): Only look up a symbol without
2410 a version if there is, in fact, a version.
2412 2009-12-14 Ian Lance Taylor <iant@google.com>
2414 Revert -Wshadow changes, all changes from:
2415 2009-12-11 Doug Kwan <dougkwan@google.com>
2416 2009-12-11 Nick Clifton <nickc@redhat.com>
2417 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2419 2009-12-11 Doug Kwan <dougkwan@google.com>
2421 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2423 * attributes.cc (Object_attribute::size): Ditto.
2424 (Attributes_section_data::size): Ditto.
2425 (Attributes_section_data::Attributes_section_data): Ditto.
2426 (Output_attributes_section_data::do_write): Ditto.
2427 * attributes.h (Object_attribute::set_type): Ditto.
2428 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2430 2009-12-11 Nick Clifton <nickc@redhat.com>
2432 * archive.cc: Fix shadowed variable warnings.
2434 * compressed_output.cc: Likewise.
2435 * compressed_output.h: Likewise.
2436 * configure: Likewise.
2437 * dwarf_reader.cc: Likewise.
2438 * dynobj.cc: Likewise.
2439 * dynobj.h: Likewise.
2440 * ehframe.cc: Likewise.
2441 * ehframe.h: Likewise.
2442 * errors.cc: Likewise.
2443 * expression.cc: Likewise.
2444 * fileread.cc: Likewise.
2445 * fileread.h: Likewise.
2446 * freebsd.h: Likewise.
2447 * i386.cc: Likewise.
2449 * incremental.h: Likewise.
2450 * layout.cc: Likewise.
2451 * layout.h: Likewise.
2452 * mapfile.cc: Likewise.
2453 * merge.cc: Likewise.
2454 * merge.h: Likewise.
2455 * object.cc: Likewise.
2456 * object.h: Likewise.
2457 * options.h: Likewise.
2458 * output.cc: Likewise.
2459 * output.h: Likewise.
2460 * parameters.cc: Likewise.
2461 * plugin.cc: Likewise.
2462 * powerpc.cc: Likewise.
2463 * reduced_debug_output.cc: Likewise.
2464 * reduced_debug_output.h: Likewise.
2465 * reloc.cc: Likewise.
2466 * reloc.h: Likewise.
2467 * resolve.cc: Likewise.
2468 * script-sections.cc: Likewise.
2469 * script.cc: Likewise.
2470 * script.h: Likewise.
2471 * sparc.cc: Likewise.
2472 * symtab.cc: Likewise.
2473 * symtab.h: Likewise.
2474 * target-select.cc: Likewise.
2475 * target-select.h: Likewise.
2476 * token.h: Likewise.
2477 * workqueue.cc: Likewise.
2478 * workqueue.h: Likewise.
2479 * x86_64.cc: Likewise.
2481 2009-12-10 Doug Kwan <dougkwan@google.com>
2483 * arm.cc (attributes.h): New include.
2484 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2485 (Arm_relobj::~Arm_relobj): Delete object pointed by
2486 attributes_section_data_.
2487 (Arm_relobj::attributes_section_data): New method definition.
2488 (Arm_relobj::attributes_section_data_): New data member declaration.
2489 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2490 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2491 attributes_section_data_.
2492 (Arm_dynobj::attributes_section_data): New method definition.
2493 (Arm_dynobj::attributes_section_data_): New data member declaration.
2494 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2495 initialization value of may_use_blx_ to false.
2496 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2497 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2498 object attributes to compute results instead of hard-coding.
2499 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2500 Target_arm::get_secondary_compatible_arch,
2501 Target_arm::set_secondary_compatible_arch
2502 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2503 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2504 New method declarations.
2505 (Target_arm::get_aeabi_object_attribute): New method definition.
2506 (Target_arm::attributes_section_data_): New data member declaration.
2507 (read_arm_attributes_section): New template definition.
2508 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2509 (Arm_dynobj::do_read_symbols): Ditto.
2510 (Target_arm::do_finalize_sections): Merge attributes sections from
2511 input. Check for BLX use after attributes section merging.
2512 Fix __exidx_start and __exidx_end visibility. Create an
2513 .ARM.attributes section if necessary.
2514 (Target_arm::get_secondary_compatible_arch,
2515 Target_arm::set_secondary_compatible_arch,
2516 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2517 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2518 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2519 New method definitions.
2521 2009-12-09 Ian Lance Taylor <iant@google.com>
2523 * plugin.cc (Plugin::load): Don't cast from void* to a function
2526 2009-12-09 Ian Lance Taylor <iant@google.com>
2528 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2531 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2533 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2534 Replace two_file_shared_1.so with two_file_shared_2.so.
2535 * testsuite/Makefile.in: Regenerated.
2537 2009-12-08 Doug Kwan <dougkwan@google.com>
2539 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2540 (HFILES): Add attributes.h and int_encoding.h.
2541 * Makefile.in: Regenerate.
2542 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2543 function definitions to int_encoding.cc
2544 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2545 prototypes to int_encoding.h
2546 * reduced_debug_output.cc (int_encoding.h): New include.
2547 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2548 function definitions to int_encoding.cc
2549 (insert_into_vector, read_from_pointer): Move template definitions to
2551 * attributes.cc: New file.
2552 * attributes.h: New file.
2553 * int_encoding.cc: New file.
2554 * int_encoding.h: New file.
2556 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2559 * incremental-dump.cc (dump_incremental_inputs): New.
2560 (main): Use dump_incremental_inputs.
2562 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2565 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2566 checking elfcpp::STT_FUNC.
2567 (Target_i386::Relocate::relocate): Likewise.
2568 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2570 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2571 symbols from shared libraries into normal FUNC symbols.
2573 * symtab.h (Symbol): Add is_func and use it.
2575 2009-12-05 Doug Kwan <dougkwan@google.com>
2577 * arm.cc (Target_arm::arm_info): Initialize new fields
2578 attributes_section and attributes_vendor.
2579 * i386.cc (Target_i386::i386_info): Same.
2580 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2581 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2582 fields attributes_section and attributes_vendor.
2583 * sparc.cc (Target_sparc::sparc_info): Same.
2584 * target.h (Target::attributes_section, Target::attributes_vendor,
2585 Target::is_attributes_section, Target::attribute_arg_type,
2586 Target::attributes_order): New method definitions.
2587 (Target::Target_info::attributes_section,
2588 Target::Target_info::attributes_vendor): New fields.
2589 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2590 virtual method definitions.
2591 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2592 attributes_section and attributes_vendor.
2593 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2595 2009-12-05 Doug Kwan <dougkwan@google.com>
2597 * arm.cc: Update comments about interworking and stub generation.
2598 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2599 considered as non-PIC.
2600 (Arm_relocate_functions::base_abs): Fix formatting.
2601 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2602 of function to use GOT entry address instead of offset.
2603 (Target_arm::Scan::global): Issue an error if a symbol would need a
2604 PLT does not get one because it is untyped. Remove code to create
2605 dynamic symbols for relative branches.
2606 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2607 takes unsigned integer instead of boolean.
2609 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2611 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2612 (two_file_test_LDADD): Likewise.
2613 (common_test_1_LDADD): Likewise.
2614 (exception_test_LDADD) Likewise.
2615 (weak_test_LDADD): Likewise.
2616 (many_sections_test_LDADD): Likewise.
2617 (initpri1_LDADD): Likewise.
2618 (script_test_1_LDADD): Likewise.
2619 (script_test_2_LDADD): Likewise.
2620 (justsyms_LDADD): Likewise.
2621 (binary_test_LDADD): Likewise.
2622 (large_LDADD): Likewise.
2623 * testsuite/Makefile.in: Regenerated.
2625 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2627 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2628 (Symbol_table::override_with_special): Likewise.
2629 (Symbol_table::add_from_object): Likewise.
2631 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2633 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2634 Don't set the data_offset twice.
2636 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2638 * testsuite/Makefile.in: Regenerate.
2640 2009-12-03 Doug Kwan <dougkwan@google.com>
2642 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2643 (Target_arm::do_finalize_sections): Add parameter for symbol table
2644 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2645 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2646 parameter for symbol table pointer.
2647 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2648 an additional parameter for a pointer to symbol table.
2649 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2650 parameter for a symbol table pointer.
2651 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2652 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2654 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2655 parameter for a symbol table pointer.
2657 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2659 * incremental.cc (Incremental_inputs_header)
2660 (Incremental_inputs_header_write, Incremental_inputs_entry)
2661 (Incremental_inputs_entry_write): Move ...
2662 * incremental.h (Incremental_inputs_header)
2663 (Incremental_inputs_header_write, Incremental_inputs_entry)
2664 (Incremental_inputs_entry_write): here.
2666 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2668 * incremental.cc (make_sized_incremental_binary): Set the target.
2669 Error if it is incompatible.
2670 * output.h (Output_file): Add filename method.
2672 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2674 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2675 from the get_* methods.
2677 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2679 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2680 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2681 Write 0 for the data_offset of scripts.
2683 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2685 * testsuite/Makefile.am: Add the incremental_test.sh test.
2686 * testsuite/incremental_test.sh: New.
2687 * testsuite/incremental_test_1.c: New.
2688 * testsuite/incremental_test_2.c: New.
2690 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2692 * incremental-dump.cc (main): Fix typos.
2694 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2697 * incremental-dump.cc (main): Use llu to print 64 bit values.
2699 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2700 H.J. Lu <hongjiu.lu@intel.com>
2702 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2704 (incremental_dump_LDADD): Likewise.
2705 * Makefile.in: Regenerated.
2707 2009-11-25 Doug Kwan <dougkwan@google.com>
2711 2009-11-25 Doug Kwan <dougkwan@google.com>
2713 * arm.cc (Target_arm::Target_arm): Move method definition
2714 outside of class definition. Add code to handle
2715 --target1-rel, --target1-abs and --target2= options.
2716 (Target_arm::get_reloc_reloc_type): Change method to be
2717 non-static and const.
2718 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2719 New data member declaration.
2720 (Target_arm::Scan::local, Target_arm::Scan::global,
2721 Target_arm::Relocate::relocate,
2722 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2723 Adjust call to Target_arm::get_real_reloc_type.
2724 (Target_arm::get_real_reloc_type): Use command line options
2725 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2726 * options.h (--target1-rel, --target1-abs, --target2): New
2729 2009-11-25 Doug Kwan <dougkwan@google.com>
2731 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2732 class definition. Add code to handle --target1-rel, --target1-abs
2733 and --target2= options.
2734 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2736 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2738 (Target_arm::Scan::local, Target_arm::Scan::global,
2739 Target_arm::Relocate::relocate,
2740 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2741 call to Target_arm::get_real_reloc_type.
2742 (Target_arm::get_real_reloc_type): Use command line options to
2743 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2744 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2747 2009-11-25 Doug Kwan <dougkwan@google.com>
2749 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2750 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2751 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2753 (Arm_relocate_functions::thm_call): Replace body with a call to
2754 Arm_relocate_functions::thumb_branch_common.
2755 (Arm_relocate_functions::thm_jump24,
2756 Arm_relocate_functions::thm_xpc22): New method definitions.
2757 (Arm_relocate_functions::thumb_branch_common): New method definition.
2758 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2760 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2761 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2763 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2765 * Makefile.am: Build incremental-dump
2766 * Makefile.in: Regenerate.
2767 * incremental-dump.cc: New.
2768 * incremental.cc (Incremental_inputs_header_data,
2769 Incremental_inputs_entry_data): Move to incremental.h
2770 * incremental.h: (Incremental_inputs_header_data,
2771 Incremental_inputs_entry_data): Move from incremental.cc
2773 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2775 * incremental.cc (Incremental_inputs_header,
2776 Incremental_inputs_header_write, Incremental_inputs_entry,
2777 Incremental_inputs_entry_write): Add a typedef with the data type.
2779 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2781 * incremental.cc (Incremental_inputs_header,
2782 Incremental_inputs_header_write, Incremental_inputs_entry,
2783 Incremental_inputs_entry_write): Update comment about which
2784 type has the filed descriptions.
2786 2009-11-15 Doug Kwan <dougkwan@google.com>
2788 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2789 (Arm_relocate_functions::arm_branch_common): Change method defintion
2790 in class definition to a method declaration and update list of formal
2792 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2793 Arm_relocation_functions::jump24): Adjust call to
2794 Arm_relocate_functions::arm_branch_common. Update list of formal
2796 (Arm_relocate_functions::xpc25): New method definition.
2797 (Arm_relocate_functions::arm_branch_common): Move method defintion
2798 out from class definition. Use stubs for mode-switching and extending
2800 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2801 specially. Change code to enable use of stubs in ARM branches.
2803 2009-11-10 Doug Kwan <dougkwan@google.com>
2805 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2806 in method declaration.
2807 (Target_arm::relocate_stub): New method declaration.
2808 (Target_arm::default_target): Change to return a pointer instead of
2810 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2811 Target_arm::default_target.
2812 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2814 (Target_arm::relocate_section): Adjust view.
2815 (Target_arm::relocate_stub): New method definition.
2817 2009-11-10 Doug Kwan <dougkwan@google.com>
2819 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2821 * incremental.cc (open_incremental_binary): Initialized local
2822 variables to avoid warnings.
2823 * object.cc (make_elf_object): Ditto.
2824 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2827 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2830 * testsuite/plugin_test.c: Include "config.h".
2832 2009-11-09 Doug Kwan <dougkwan@google.com>
2834 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2835 (arm_symbol_value): Remove.
2836 (Arm_relocate_functions::arm_branch_common,
2837 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2838 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2839 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2840 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2841 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2842 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2843 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2844 Arm_relocate_functions::thm_mobw_abs_nc,
2845 Arm_relocate_functions::thm_mov_abs,
2846 Arm_relocate_functions::movw_prel_nc,
2847 Arm_relocate_functions::thm_movt_abs,
2848 Arm_relocate_functions::movt_prel,
2849 Arm_relocate_functions::thm_movw_prel_nc,
2850 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2851 (Target_arm::Relocate::relocate): Only decompose address into two
2852 parts if relocation type uses the thumb-bit and pass the actual
2853 bit instead of a flag indicating that the thumb-bit is used. Adjust
2854 calls to methods in Arm_relocate_functions for this change.
2856 2009-11-08 Ian Lance Taylor <iant@google.com>
2859 * reloc.cc: Instantiate
2860 Sized_relobj::initialize_input_to_output_maps and
2861 Sized_relobj:free_input_to_output_maps.
2863 2009-11-06 Ian Lance Taylor <iant@google.com>
2866 * defstd.cc (in_segment): Set only_if_ref true for "end".
2868 2009-11-06 Doug Kwan <dougkwan@google.com>
2870 * arm.cc (class Reloc_stub): Correct a comment.
2871 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2872 (Target_arm::scan_section_for_stubs): New method declaration.
2873 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2874 Change methods from private to protected.
2875 (Target_arm::do_may_relax): New method definition.
2876 (Target_arm::do_relax, Target_arm::group_sections,
2877 Target_arm::scan_reloc_for_stub,
2878 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2879 (Target_arm::arm_input_section_map_): New data member declaration.
2880 (Target_arm::scan_reloc_for_stub,
2881 Target_arm::scan_reloc_section_for_stubs,
2882 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2883 Target_arm::do_relax): New method definitions.
2885 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2887 * configure.ac: Check for (struct stat)::st_mtim
2888 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2889 * config.in: Regenerate.
2890 * configure: Regenerate.
2892 2009-11-05 Ian Lance Taylor <iant@google.com>
2895 * output.cc (Output_segment::add_output_section): Add missing
2898 2009-11-04 Ian Lance Taylor <iant@google.com>
2901 * object.h (class Object): Add is_needed and set_is_needed
2902 methods. Add is_needed_ field. Make bool fields into bitfields.
2903 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2904 defined in a dynamic object and referenced by a regular object,
2905 set is_needed for the dynamic object.
2906 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2907 if the file is marked with as_needed and it is not needed.
2909 2009-11-04 Ian Lance Taylor <iant@google.com>
2912 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2913 tags if data is discarded by linker script.
2914 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2915 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2916 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2917 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2919 2009-11-04 Ian Lance Taylor <iant@google.com>
2921 * layout.cc (Layout::get_output_section): Add is_interp and
2922 is_dynamic_linker_section parameters. Change all callers.
2923 (Layout::choose_output_section): Likewise.
2924 (Layout::make_output_section): Likewise.
2925 (Layout::add_output_section_data): Add is_dynamic_linker_section
2926 parameter. Change all callers.
2927 * layout.h (class Layout): Update declarations.
2928 * output.h (class Output_section): Add is_interp, set_is_interp,
2929 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2930 Add is_interp_, is_dynamic_linker_section_ fields. Change
2931 generate_code_fills_at_write_ to a bitfield.
2932 * output.cc (Output_section::Output_sections): Initialize new
2934 (Output_segment::add_output_section): Add do_sort parameter.
2937 2009-11-03 Ian Lance Taylor <iant@google.com>
2940 * options.h (class General_options): Add --warn-common.
2941 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2942 merging two common symbols.
2943 (Symbol_table::should_override): Handle --warn-common when merging
2944 a common symbol with a defined symbol. Use report_resolve_problem
2945 for multiple definitions.
2946 (Symbol_table::report_resolve_problem): New function.
2947 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2949 2009-11-03 Doug Kwan <dougkwan@google.com>
2951 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2953 (Target_arm::stub_factory): New method definition.
2954 (Target_arm::new_arm_input_section,
2955 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2956 Target_arm::reloc_uses_thumb_bit): New method declarations.
2957 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2958 New type definitions.
2959 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2960 member declarations.
2961 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2962 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2963 New method definitions.
2965 2009-11-03 Ian Lance Taylor <iant@google.com>
2967 * options.h (class General_options): Add --warn_constructors.
2969 2009-11-03 Ian Lance Taylor <iant@google.com>
2972 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2973 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2975 2009-11-03 Ian Lance Taylor <iant@google.com>
2978 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2979 --msgid-bugs-address.
2980 (install-pdf): New target.
2981 (install-data_yes): Look up one directory to find mkinstalldirs.
2983 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2985 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2988 2009-10-30 Doug Kwan <dougkwan@google.com>
2990 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2992 2009-10-30 Doug Kwan <dougkwan@google.com>
2994 * arm.cc (Stub_addend_reader): New struct template definition
2995 and partial specializations.
2996 (Stub_addend_reader::operator()): New method definition for a
2997 partially specialized template.
2999 2009-10-30 Doug Kwan <dougkwan@google.com>
3001 * arm.cc (Arm_relobj::processor_specific_flags): New method
3003 (Arm_relobj::do_read_symbols): New method declaration.
3004 (Arm_relobj::processor_specific_flags_): New data member declaration.
3005 (Arm_dynobj): New class definition.
3006 (Target_arm::do_finalize_sections): Add input_objects parameter.
3007 (Target_arm::do_adjust_elf_header): New method declaration.
3008 (Target_arm::are_eabi_versions_compatible,
3009 (Target_arm::merge_processor_specific_flags): New method declaration.
3010 (Target_arm::do_make_elf_object): New overloaded method definitions
3012 (Arm_relobj::do_read_symbols): New method definition.
3013 (Arm_dynobj::do_read_symbols): Ditto.
3014 (Target_arm::do_finalize_sections): Add input_objects parameters.
3015 Merge processor-specific flags from all input objects.
3016 (Target_arm::are_eabi_versions_compatible,
3017 Target_arm::merge_processor_specific_flags,
3018 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3019 New method definitions.
3020 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3021 Input_objects pointer type parameter.
3022 * layout.cc (Layout::finalize): Pass input objects to target's.
3023 finalize_sections function.
3024 * output.cc (Output_file_header::do_sized_write): Set ELF file
3025 header's processor-specific flags.
3026 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3027 Input_objects pointer type parameter.
3028 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3029 * target.h (Input_objects): New forward class declaration.
3030 (Target::processor_specific_flags,
3031 Target::are_processor_specific_flags_sect): New method definitions.
3032 (Target::finalize_sections): Add input_objects parameter.
3033 (Target::Target): Initialize processor_specific_flags_ and
3034 are_processor_specific_flags_set_.
3035 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3037 (Target::set_processor_specific_flags): New method definition.
3038 (Target::processor_specific_flags_,
3039 Target::are_processor_specific_flags_set_): New data member
3041 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3042 Input_objects pointer type parameter.
3044 2009-10-30 Doug Kwan <dougkwan@google.com>
3046 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3048 2009-10-28 Ian Lance Taylor <iant@google.com>
3050 * object.h (class Relobj): Drop options parameter from
3051 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3052 do_scan_relocs, do_relocate. Change all callers.
3053 (class Sized_relobj): Drop options parameters from
3054 do_gc_process_relocs, do_scan_relocs, do_relocate,
3055 do_relocate_sections, relocate_sections, emit_relocs_scan,
3056 emit_relocs_scan_reltype. Change all callers.
3057 (struct Relocate_info): Remove options field and all references to
3059 * reloc.h (class Read_relocs): Remove options constructor
3060 parameter and options_ field. Change all callers.
3061 (class Gc_process_relocs, class Scan_relocs): Likewise.
3062 (class Relocate_task): Likewise.
3063 * target-reloc.h (scan_relocs): Remove options parameter. Change
3065 (scan_relocatable_relocs): Likewise.
3066 * target.h (class Sized_target): Remove options parameter from
3067 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3069 * gc.h (gc_process_relocs): Remove options parameter. Change all
3071 * arm.cc: Update functions to remove options parameters.
3072 * i386.cc: Likewise.
3073 * powerpc.cc: Likewise.
3074 * sparc.cc: Likewise.
3075 * x86_64.cc: Likewise.
3076 * testsuite/testfile.cc: Likewise.
3078 2009-10-28 Doug Kwan <dougkwan@google.com>
3080 * arm.cc (Arm_relobj): New class definition.
3081 (Arm_relobj::scan_sections_for_stubs,
3082 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3083 New method definitions.
3085 2009-10-28 Cary Coutant <ccoutant@google.com>
3087 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3088 (Plugin::cleanup_done_): New member.
3089 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3090 (Plugin_manager::cleanup_done_): Remove.
3091 (Plugin_manager::add_input_file): Edit error message.
3092 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3093 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3095 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3097 * fileread.cc: (File_read::View::~View): Use the new
3098 data_ownership_ filed.
3099 (File_read::~File_read): Dispose the new whole_file_view_.
3100 (File_read::open): Mmap the whole file if needed.
3101 (File_read::open): Use whole_file_view_ instead of contents_.
3102 (File_read::find_view): Use whole_file_view_ if applicable.
3103 (File_read::do_read): Use whole_file_view_ instead of contents_.
3104 (File_read::make_view): Use whole_file_view_ instead of contents_,
3105 update File_read::View::View call.
3106 (File_read::find_or_make_view): Update File_read::View::View
3108 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3110 (File_read::View::Data_ownership): New enum.
3111 (File_read::View::View): Replace bool mapped_ with Data_ownership
3113 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3114 (File_read::View::data_ownership_): New field.
3115 (File_read::contents_): Remove (replaced by whole_file_view_).
3116 (File_read::whole_file_view_): New field.
3117 * options.h (class General_options): Add --keep-files-mapped.
3119 2009-10-27 Cary Coutant <ccoutant@google.com>
3121 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3122 * testsuite/Makefile.am (plugin_test_5): New test case.
3123 * testsuite/Makefile.in: Regenerate.
3125 2009-10-25 Doug Kwan <dougkwan@google.com>
3127 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3128 from private to protected to allow access by child class.
3129 (Sized_relobj::do_relocate_sections): New method declaration.
3130 (Sized_relobj::relocate_sections): Virtualize.
3131 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3132 Sized_relobj::relocate_sections. Instantiate template explicitly
3133 for different target sizes and endianity.
3135 2009-10-24 Doug Kwan <dougkwan@google.com>
3137 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3138 (Arm_input_section::as_arm_input_section): New method.
3139 (Arm_output_section): New class definition.
3140 (Arm_output_section::create_stub_group,
3141 Arm_output_section::group_sections): New method definitions.
3143 2009-10-22 Doug Kwan <dougkwan@google.com>
3145 * arm.cc (Arm_input_section): New class definition.
3146 (Arm_input_section::init, Arm_input_section:do_write,
3147 Arm_input_section::set_final_data_size,
3148 Arm_input_section::do_reset_address_and_file_offset): New method
3151 2009-10-21 Doug Kwan <dougkwan@google.com>
3153 * arm.cc (Stub_table, Arm_input_section): New forward class
3155 (Stub_table): New class defintion.
3156 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3157 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3158 New method definition.
3160 2009-10-21 Doug Kwan <dougkwan@google.com>
3162 * arm.cc: Update copyright comments.
3163 (Target_arm): New forward class template declaration.
3164 (Arm_address): New type.
3165 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3166 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3167 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3169 (Insn_template): Same.
3170 (DEF_STUBS): New macro.
3171 (Stub_type): New enum type.
3172 (Stub_template): New class definition.
3175 (Stub_factory): Same.
3176 (Target_arm::Target_arm): Initialize may_use_blx_ and
3177 should_force_pic_veneer_.
3178 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3179 Target_arm::should_force_pic_veneer,
3180 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3181 Target_arm::using_thumb_only, Target_arm:;default_target): New
3183 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3184 New data member declarations.
3185 (Insn_template::size, Insn_template::alignment): New method defintions.
3186 (Stub_template::Stub_template): New method definition.
3187 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3188 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3189 (Stub_factory::Stub_factory): New method definition.
3190 * gold.h (string_hash): New template.
3191 * output.h (Input_section_specifier::hash_value): Use
3193 (Input_section_specifier::string_hash): Remove.
3194 * stringpool.cc (Stringpool_template::string_hash): Use
3197 2009-10-20 Doug Kwan <dougkwan@google.com>
3199 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3200 symbols of relaxed input sections.
3201 * output.h (Output_section::find_relaxed_input_section): Make
3204 2009-10-16 Doug Kwan <dougkwan@google.com>
3206 * dynobj.cc (Versions::Versions): Initialize version_script_.
3207 Only insert base version symbol definition for a shared object
3208 if version script defines any version versions.
3209 (Versions::define_base_version): New method definition.
3210 (Versions::add_def): Check that base version is not needed.
3211 (Versions::add_need): Define base version lazily.
3212 * dynobj.h (Versions::define_base_version): New method declaration.
3213 (Versions::needs_base_version_): New data member declaration.
3214 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3215 (check_DATA): Add no_version_test.stdout.
3216 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3218 * testsuite/Makefile.in: Regenerate.
3219 * testsuite/no_version_test.c: New file.
3220 * testsuite/no_version_test.sh: Ditto.
3222 2009-10-16 Doug Kwan <dougkwan@google.com>
3224 * expression.cc (class Segment_start_expression): New class definition.
3225 (Segment_start_expression::value): New method definition.
3226 (script_exp_function_segment_start): Return a new
3227 Segment_start_expression.
3228 * gold/script-c.h (script_saw_segment_start_expression): New function
3230 * script-sections.cc (Script_sections::Script_sections): Initialize
3231 SAW_SEGMENT_START_EXPRESSION_ to false.
3232 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3233 and -Tbbs options to specify section addresses if given in
3234 command line and no SEGMENT_START expression is seen in a script.
3235 * script-sections.h (Script_sections::saw_segment_start_expression,
3236 Script_sections::set_saw_segment_start_expression): New method
3238 (Script_sections::saw_segment_start_expression_): New data member
3240 * script.cc (script_saw_segment_start_expression): New function.
3241 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3242 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3243 script_test_7.sh and script_test_8.sh.
3244 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3245 script_test_8.stdout.
3246 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3247 (script_test_6, script_test_6.stdout, script_test_7,
3248 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3249 * Makefile.in: Regenerate.
3250 * testsuite/script_test_6.sh: New file.
3251 * testsuite/script_test_6.t: Same.
3252 * testsuite/script_test_7.sh: Same.
3253 * testsuite/script_test_7.t: Same.
3254 * testsuite/script_test_8.sh: Same.
3256 2009-10-16 Doug Kwan <dougkwan@google.com>
3258 * output.cc (Output_segment::set_section_list_address): Cast
3259 expressions to unsigned long long type to avoid format warnings.
3261 2009-10-15 Ian Lance Taylor <iant@google.com>
3263 * script.cc (Script_options::add_symbol_assignment): Always add a
3264 dot assignment to script_sections_.
3265 * script-sections.cc (Script_sections::add_dot_assignment):
3266 Initialize if necessary.
3268 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3269 program headers with no load segment if there is a linker script.
3271 * layout.cc (Layout::set_segment_offsets): Align the file offset
3272 to the segment aligment for -N or -n with no load segment.
3273 * output.cc (Output_segment::add_output_section): Don't crash if
3274 the first section is a TLS section.
3275 (Output_segment::set_section_list_addresses): Print an error
3276 message if the address moves backward in a linker script.
3277 * script-sections.cc
3278 (Output_section_element_input::set_section_addresses): Don't
3279 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3280 (Orphan_output_section::set_section_addresses): Likewise.
3282 2009-10-15 Doug Kwan <dougkwan@google.com>
3284 * layout.cc (Layout::finish_dynamic_section): Generate tags
3285 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3286 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3287 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3289 2009-10-14 Ian Lance Taylor <iant@google.com>
3291 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3293 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3294 data_shdr fields of relinfo.
3295 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3296 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3297 R_386_TLS_LDO_32, adjust based on section flags.
3298 (Target_i386::Relocate::fix_up_ldo): Remove.
3300 2009-10-13 Ian Lance Taylor <iant@google.com>
3302 Add support for -pie.
3303 * options.h (class General_options): Add -pie and
3305 (General_options::output_is_position_independent): Test -pie.
3306 (General_options::output_is_executable): Return true if not shared
3307 and not relocatable.
3308 (General_options::output_is_pie): Remove.
3309 * options.cc (General_options::finalize): Reject incompatible uses
3311 * gold.cc (queue_middle_tasks): A -pie link is not static.
3312 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3313 * symtab.cc (Symbol::final_value_is_known): Return false if
3314 output_is_position_independent.
3315 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3316 output_is_position_independent.
3317 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3318 output_is_position_independent.
3319 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3320 output_is_position_independent.
3321 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3323 (basic_pie_test.o, basic_pie_test): New targets.
3324 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3325 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3326 (two_file_pie_test): New target.
3327 * testsuite/Makefile.in: Rebuild.
3328 * README: Remove note saying that -pie is not supported.
3330 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3332 * options.h (class General_options): Add -init and -fini.
3333 * layout.cc (Layout::finish_dynamic_section): Emit
3334 given init and fini functions.
3336 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3338 * gc.h (gc_process_relocs): Check if icf is enabled using new
3340 * gold.cc (queue_initial_tasks): Likewise.
3341 (queue_middle_tasks): Likewise.
3342 * object.cc (do_layout): Likewise.
3343 * symtab.cc (is_section_folded): Likewise.
3344 * main.cc (main): Likewise.
3345 * reloc.cc (Read_relocs::run): Likewise.
3346 (Sized_relobj::do_scan_relocs): Likewise.
3347 * icf.cc (is_function_ctor_or_dtor): New function.
3348 (Icf::find_identical_sections): Check if function is ctor or dtor when
3350 * options.h (General_options::icf): Change option to be an enum.
3351 (Icf_status): New enum.
3352 (icf_enabled): New method.
3353 (icf_safe_folding): New method.
3354 (set_icf_status): New method.
3355 (icf_status_): New variable.
3356 * (options.cc) (General_options::finalize): Set icf_status_.
3357 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3358 icf_test and icf_keep_unique_test to use the --icf enum flag.
3359 * testsuite/icf_safe_test.sh: New file.
3360 * testsuite/icf_safe_test.cc: New file.
3362 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3364 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3365 includes to gc.h and icf.h.
3366 * arm.cc: Include gc.h.
3367 * gold.cc: Likewise.
3368 * i386.cc: Likewise.
3369 * powerpc.cc: Likewise.
3370 * sparc.cc: Likewise.
3371 * x86_64.cc: Likewise.
3372 * gc.h: Include icf.h.
3374 2009-10-11 Ian Lance Taylor <iant@google.com>
3376 * plugin.cc: Include "gold.h" before other header files.
3378 2009-10-10 Chris Demetriou <cgd@google.com>
3380 * options.h (Input_file_argument::Input_file_type): New enum.
3381 (Input_file_argument::is_lib_): Replace with...
3382 (Input_file_argument::type_): New member.
3383 (Input_file_argument::Input_file_argument): Take Input_file_type
3384 'type' rather than boolean 'is_lib' as second argument.
3385 (Input_file_argument::is_lib): Use type_.
3386 (Input_file_argument::is_searched_file): New function.
3387 (Input_file_argument::may_need_search): Handle is_searched_file.
3388 * options.cc (General_options::parse_library): Support -l:filename.
3389 (General_options::parse_just_symbols): Update for Input_file_argument
3391 (Command_line::process): Likewise.
3392 * archive.cc (Archive::get_file_and_offset): Likewise.
3393 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3394 * script.cc (read_script_file, script_add_file): Likewise.
3395 * fileread.cc (Input_file::Input_file): Likewise.
3396 (Input_file::will_search_for): Handle is_searched_file.
3397 (Input_file::open): Likewise.
3398 * readsyms.cc (Read_symbols::get_name): Likewise.
3399 * testsuite/Makefile.am (searched_file_test): New test.
3400 * testsuite/Makefile.in: Regenerate.
3401 * testsuite/searched_file_test.cc: New file.
3402 * testsuite/searched_file_test_lib.cc: New file.
3404 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3405 Ian Lance Taylor <iant@google.com>
3407 * descriptor.cc: Include <cstdio> and "binary-io.h".
3408 (Descriptors::open): Open the files in binary mode always.
3409 * script.cc (Lex::get_token): Treat \r as whitespace.
3411 2009-10-09 Ian Lance Taylor <iant@google.com>
3413 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3415 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3416 Ian Lance Taylor <iant@google.com>
3418 * configure.ac: Check for readv function also.
3419 * fileread.cc (readv): Define if not HAVE_READV.
3420 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3422 * config.in: Regenerate.
3423 * configure: Regenerate.
3425 2009-10-09 Doug Kwan <dougkwan@google.com>
3427 * layout.cc (Layout::make_output_section): Call target hook to make
3428 ordinary output section.
3429 (Layout::finalize): Adjust parameter list of call the
3430 Target::may_relax().
3431 * layout.h (class Layout::section_list): New method.
3432 * merge.h (Output_merge_base::entsize): Change visibility to public.
3433 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3435 (Output_merge_string::do_is_string): New method.
3436 * object.cc (Sized_relobj::do_setup): renamed from
3437 Sized_relobj::set_up.
3438 * object.h (Sized_relobj::adjust_shndx,
3439 Sized_relobj::initializ_input_to_output_maps,
3440 Sized_relobj::free_input_to_output_maps): Change visibilities to
3442 (Sized_relobj::setup): Virtualize.
3443 (Sized_relobj::do_setup): New method declaration.
3444 (Sized_relobj::invalidate_section_offset,
3445 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3446 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3447 * options.cc (parse_int): New function.
3448 * options.h (parse_int): New declaration.
3449 (DEFINE_int): New macro.
3450 (stub_group_size): New option.
3451 * output.cc (Output_section::Output_section): Initialize memebers
3452 merge_section_map_, merge_section_by_properties_map_,
3453 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3454 (Output_section::add_input_section): Handled deferred code-fill
3455 generation and remove an old comment.
3456 (Output_section::add_relaxed_input_section): New method definition.
3457 (Output_section::add_merge_input_section): Use merge section by
3458 properties map to speed to search. Update merge section maps
3460 (Output_section::build_relaxation_map): New method definition.
3461 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3463 (Output_section::relax_input_section): Renamed to
3464 Output_section::convert_input_sections_to_relaxed_sections and change
3465 interface to take a vector of pointers to relaxed sections.
3466 (Output_section::find_merge_section,
3467 Output_section::find_relaxed_input_section): New method definitions.
3468 (Output_section::is_input_address_mapped,
3469 Output_section::output_offset, Output_section::output_address):
3470 Use output section data maps to speed up searching.
3471 (Output_section::find_starting_output_address): Add comments.
3472 (Output_section::do_write,
3473 Output_section::write_to_postprocessing_buffer): Do code-fill
3474 generation as appropriate.
3475 (Output_section::get_input_sections): Invalidate relaxed input section
3477 (Output_section::restore_states): Adjust type of checkpoint .
3478 Invalidate relaxed input section map.
3479 * output.h (Output_merge_base): New class declaration.
3480 (Input_section_specifier): New class defintion.
3481 (class Output_relaxed_input_section) Change base class to
3482 Output_section_data_build.
3483 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3484 base class initializer.
3485 (Output_section::add_relaxed_input_section): New method declaration.
3486 (Output_section::Input_section): Change visibility to protected.
3487 (Output_section::Input_section::relobj,
3488 Output_section::Input_section::shndx): Handle relaxed input sections.
3489 Output_section::input_sections) Change visibility to protected. Also
3490 define overload to return a non-const pointer.
3491 (Output_section::Merge_section_properties): New class defintion.
3492 (Output_section::Merge_section_by_properties_map,
3493 Output_section::Output_section_data_by_input_section_map,
3494 Output_section::Relaxation_map): New types.
3495 (Output_section::relax_input_section): Rename method to
3496 Output_section::convert_input_sections_to_relaxed_sections and change
3497 interface to take a vector of relaxed section pointers.
3498 (Output_section::find_merge_section,
3499 Output_section::find_relaxed_input_section,
3500 Output_section::build_relaxation_map,
3501 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3502 New method declarations.
3503 (Output_section::merge_section_map_
3504 Output_section::merge_section_by_properties_map_,
3505 Output_section::relaxed_input_section_map_,
3506 Output_section::is_relaxed_input_section_map_valid_,
3507 Output_section::generate_code_fills_at_write_): New data members.
3508 * script-sections.cc
3509 (Output_section_element_input::set_section_addresses): Call
3510 current_data_size and addralign methods of relaxed input sections.
3511 (Orphan_output_section::set_section_addresses): Call current_data_size
3512 and addralign methods of relaxed input sections.
3513 * symtab.cc (Symbol_table::compute_final_value): Extract template
3514 from the body of Symbol_table::sized_finalize_symbol.
3515 (Symbol_table::sized_finalized_symbol): Call
3516 Symbol_table::compute_final_value.
3517 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3518 (Symbol_table::compute_final_value): New templated method declaration.
3519 * target.cc (Target::do_make_output_section): New method defintion.
3520 * target.h (Target::make_output_section): New method declaration.
3521 (Target::relax): Add more parameters for input objects, symbol table
3522 and layout. Adjust call to do_relax.
3523 (Target::do_make_output_section): New method declaration.
3524 (Target::do_relax): Add parameters for input objects, symbol table
3527 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3529 * pread.c: Include stdio.h.
3531 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3533 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3536 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3538 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3539 Change read_shndx type to unsigned int.
3540 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3542 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3543 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3544 Change read_shndx type to unsigned int.
3545 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3547 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3548 * layout.cc (Layout::create_symtab_sections): Cast the result of
3549 local_symcount * symsize to off_t in the gold_assert.
3551 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3553 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3554 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3556 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3557 (Arm_relocate_functions::thm_abs5): New function.
3558 (Arm_relocate_functions::abs12): New function.
3559 (Arm_relocate_functions::abs16): New function.
3560 (Arm_relocate_functions::base_abs): New function.
3561 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3562 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3563 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3565 (Scan::global): Likewise.
3566 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3567 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3568 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3569 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3572 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3574 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3575 (Arm_relocate_functions::movt_prel): New function.
3576 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3577 (Arm_relocate_functions::thm_movt_prel): New function.
3578 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3579 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3580 (Scan::global, Relocate::relocate): Likewise.
3581 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3583 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3585 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3586 Incremental_checker.
3587 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3589 (class Incremental_inputs_header): New class.
3590 (Incremental_inputs_header_writer): Edit comment.
3591 (Incremental_inputs_entry): New class.
3592 (Incremental_inputs_entry_writer): Edit comment.
3593 (Sized_incremental_binary::do_find_incremental_inputs_section):
3594 Add *strtab_shndx parameter, fill it.
3595 (Sized_incremental_binary::do_check_inputs): New method.
3596 (Incremental_checker::can_incrementally_link_output_file): Use
3597 Sized_incremental_binary::check_inputs.
3598 (Incremental_inputs::report_command_line): Save command line in
3601 (Incremental_binary::find_incremental_inputs_section): New
3603 (Incremental_binary::do_find_incremental_inputs_section): Add
3604 strtab_shndx parameter.
3605 (Incremental_binary::do_check_inputs): New pure virtual method.
3606 (Sized_incremental_binary::do_check_inputs): Declare.
3607 (Incremental_checker::Incremental_checker): Add incremental_inputs
3608 parameter, use it to initialize incremental_inputs_.
3609 (Incremental_checker::incremental_inputs_): New field.
3610 (Incremental_checker::command_line): New method.
3611 (Incremental_checker::inputs): New method.
3612 (Incremental_checker::command_line_): New field.
3614 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3616 * incremental.cc: Include <cstdarg> and "target-select.h".
3617 (vexplain_no_incremental): New function.
3618 (explain_no_incremental): New function.
3619 (Incremental_binary::error): New method.
3620 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3622 (make_sized_incremental_binary): New function.
3623 (open_incremental_binary): New function.
3624 (can_incrementally_link_file): Add checks if output is ELF and has
3626 * incremental.h: Include "elfcpp_file.h" and "output.h".
3627 (Incremental_binary): New class.
3628 (Sized_incremental_binary): New class.
3629 (open_incremental_binary): Declare.
3630 * object.cc (is_elf_object): Use
3631 elfcpp::Elf_recognizer::is_elf_file.
3632 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3633 * output.h (Output_file::filesize): New method.
3635 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3637 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3639 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3640 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3642 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3644 (Arm_relocate_functions::movw_abs_nc): New function.
3645 (Arm_relocate_functions::movt_abs): New function.
3646 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3647 (Arm_relocate_functions::thm_movt_abs): New function.
3648 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3649 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3650 (Scan::global): Likewise.
3651 (Relocate::relocate): Likewise.
3652 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3654 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3656 * arm.cc (Arm_relocate_functions::got_prel) New function.
3657 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3658 (Relocate::relocate): Likewise.
3659 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3661 2009-10-06 Ian Lance Taylor <iant@google.com>
3663 * options.h (class General_options): Define
3664 split_stack_adjust_size parameter.
3665 * object.h (class Object): Add uses_split_stack_ and
3666 has_no_split_stack_ fields. Add uses_split_stack and
3667 has_no_split_stack accessor functions. Declare
3668 handle_split_stack_section.
3669 (class Reloc_symbol_changes): Define.
3670 (class Sized_relobj): Define Function_offsets. Declare
3671 split_stack_adjust, split_stack_adjust_reltype, and
3673 * object.cc (Object::handle_split_stack_section): New function.
3674 (Sized_relobj::do_layout): Call handle_split_stack_section.
3675 * dynobj.cc (Sized_dynobj::do_layout): Call
3676 handle_split_stack_section.
3677 * reloc.cc (Sized_relobj::relocate_sections): Call
3678 split_stack_adjust for executable sections in split_stack
3679 objects. Pass reloc_map to relocate_section.
3680 (Sized_relobj::split_stack_adjust): New function.
3681 (Sized_relobj::split_stack_adjust_reltype): New function.
3682 (Sized_relobj::find_functions): New function.
3683 * target-reloc.h: Include "object.h".
3684 (relocate_section): Add reloc_symbol_changes parameter. Change
3686 * target.h (class Target): Add calls_non_split method. Declare
3687 do_calls_non_split virtual method. Declare match_view and
3689 * target.cc: Include "elfcpp.h".
3690 (Target::do_calls_non_split): New function.
3691 (Target::match_view): New function.
3692 (Target::set_view_to_nop): New function.
3693 * gold.cc (queue_middle_tasks): Give an error if mixing
3694 split-stack and non-split-stack objects with -r.
3695 * i386.cc (Target_i386::relocate_section): Add
3696 reloc_symbol_changes parameter.
3697 (Target_i386::do_calls_non_split): New function.
3698 * x86_64.cc (Target_x86_64::relocate_section): Add
3699 reloc_symbol_changes parameter.
3700 (Target_x86_64::do_calls_non_split): New function.
3701 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3703 * powerpc.cc (Target_powerpc::relocate_section): Add
3704 reloc_symbol_changes parameter.
3705 * sparc.cc (Target_sparc::relocate_section): Add
3706 reloc_symbol_changes parameter.
3707 * configure.ac: Call AM_CONDITIONAL for the default target.
3708 * configure: Rebuild.
3709 * testsuite/Makefile.am (TEST_AS): New variable.
3710 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3711 (check_DATA): Add split_i386 and split_x86_64 files.
3712 (SPLIT_DEFSYMS): Define.
3713 (split_i386_[1234n].o): New targets.
3714 (split_i386_[124]): New targets.
3715 (split_i386_[1234r].stdout): New targets.
3716 (split_x86_64_[1234n].o): New targets.
3717 (split_x86_64_[124]): New targets.
3718 (split_x86_64_[1234r].stdout): New targets.
3719 (MOSTLYCLEANFILES): Add new executables.
3720 * testsuite/split_i386.sh: New file.
3721 * testsuite/split_x86_64.sh: New file.
3722 * testsuite/split_i386_1.s: New file.
3723 * testsuite/split_i386_2.s: New file.
3724 * testsuite/split_i386_3.s: New file.
3725 * testsuite/split_i386_4.s: New file.
3726 * testsuite/split_i386_n.s: New file.
3727 * testsuite/split_x86_64_1.s: New file.
3728 * testsuite/split_x86_64_2.s: New file.
3729 * testsuite/split_x86_64_3.s: New file.
3730 * testsuite/split_x86_64_4.s: New file.
3731 * testsuite/split_x86_64_n.s: New file.
3732 * testsuite/testfile.cc (Target_test): Update relocation_section
3734 * testsuite/Makefile.in: Rebuild.
3736 2009-10-06 Ian Lance Taylor <iant@google.com>
3738 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3739 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3740 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3741 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3742 the address on ldo_addrs_.
3743 (Target_i386::Relocate::fix_up_ldo): New function.
3745 2009-10-06 Rafael Espindola <espindola@google.com>
3747 * plugin.cc (add_input_library): New.
3748 (Plugin::load): Add add_input_library to tv.
3749 (Plugin_manager::add_input_file): Add the is_lib argument.
3750 (add_input_file): Update call to Plugin_manager::add_input_file.
3751 (add_input_library): New.
3752 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3754 2009-09-30 Doug Kwan <dougkwan@google.com>
3756 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3757 symbol and call Symbol::may_need_copy_reloc to determine if
3758 a copy reloc is needed.
3759 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3760 nocopyreloc is given in command line.
3761 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3762 given in command line.
3763 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3764 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3765 of the removed Target_i386::may_need_copy_reloc.
3766 * options.h (copyreloc): New option with default value false.
3767 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3768 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3769 instead of the removed Target_powerpc::may_need_copy_reloc.
3770 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3771 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3772 instead of the removed Target_sparc::may_need_copy_reloc.
3773 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3774 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3775 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3776 instead of the removed Target_x86_64::may_need_copy_reloc.
3778 2009-09-30 Ian Lance Taylor <iant@google.com>
3780 * object.h (class Object): Remove target_ field, and target,
3781 sized_target, and set_target methods.
3782 (Object::sized_target): Remove.
3783 (class Sized_relobj): Update declarations. Remove sized_target.
3784 * object.cc (Sized_relobj::setup): Remove target parameter.
3786 (Input_objects::add_object): Don't do anything with the target.
3787 (make_elf_sized_object): Add punconfigured parameter. Change all
3788 callers. Set or test parameter target.
3789 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3791 * parameters.cc (Parameters::set_target): Change parameter type to
3793 (Parameters::default_target): Remove.
3794 (set_parameters_target): Change parameter type to be non-const.
3795 (parameters_force_valid_target): New function.
3796 (parameters_clear_target): New function.
3797 * parameters.h (class Parameters): Update declarations. Remove
3798 default_target method. Add sized_target and clear_target
3799 methods. Change target_ to be non-const.
3800 (set_parameters_target): Update declaration.
3801 (parameters_force_valid_target): Declare.
3802 (parameters_clear_target): Declare.
3803 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3804 as NULL if we aren't searching.
3805 (Add_symbols::run): Don't check for compatible target.
3806 * fileread.cc (Input_file::open_binary): Call
3807 parameters_force_valid_target.
3808 * gold.cc (queue_middle_tasks): Likewise.
3809 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3810 set_target on object.
3811 * dynobj.h (class Sized_dynobj): Update declarations.
3812 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3813 make_elf_object returns NULL.
3814 (Archive::include_member): Don't check whether object target is
3816 * output.cc (Output_section::add_input_section): Get target from
3818 (Output_section::relax_input_section): Likewise.
3819 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3821 (Sized_relobj::do_scan_relocs): Likewise.
3822 (Sized_relobj::relocate_sections): Likewise.
3823 * resolve.cc (Symbol_table::resolve): Likewise.
3824 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3825 parameter. Change all callers.
3826 (Symbol_table::add_from_object): Get target from parameters.
3827 (Symbol_table::add_from_relobj): Don't check object target.
3828 (Symbol_table::add_from_dynobj): Likewise.
3829 (Symbol_table::define_special_symbol): Get target from
3831 * symtab.h (class Symbol_table): Update declaration.
3832 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3833 parameter. Change all callers. Clear parameter target.
3834 (Binary_test): Test target here.
3835 * testsuite/object_unittest.cc (gold_testsuite): Remove
3836 target_test_pointer parameter. Change all callers.
3837 (Object_test): Test target here.
3839 2009-09-26 Ian Lance Taylor <iant@google.com>
3841 * testsuite/initpri1.c: Don't try to use constructor priorities if
3842 compiling with gcc before 4.3.
3844 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3846 * testsuite/retain_symbols_file_test.sh (check_present): Change
3847 output file name to retain_symbols_file_test.stdout.
3848 (check_absent): Likewise.
3850 2009-09-18 Craig Silverstein <csilvers@google.com>
3852 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3853 * options.cc: Include <cerrno> and <fstream>.
3854 (General_options::finalize): Parse -retain-symbols-file tag.
3855 * options.h: New flag.
3856 (General_options): New method should_retain_symbol, new
3857 variable symbols_to_retain.
3858 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3859 should_retain_symbol map.
3860 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3861 * testsuite/Makefile.in: Regenerate.
3862 * testsuite/retain_symbols_file_test.sh: New file.
3864 2009-09-18 Nick Clifton <nickc@redhat.com>
3866 * po/es.po: Updated Spanish translation.
3868 2009-09-17 Doug Kwan <dougkwan@google.com>
3870 * debug.h (DEBUG_RELAXATION): New constant.
3871 (DEBUG_ALL): Add DEBUG_RELAXATION.
3872 (debug_string_to_enum): Add relaxation debug option.
3874 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3875 Layout::Relaxation_debug_check::read_sections,
3876 Layout::Relaxation_debug_check::read_sections): New method definitions.
3877 (Layout::Layout): Initialize data members
3878 record_output_section_data_from_scrips_,
3879 script_output_section_data_list_ and relaxation_debug_check_.
3880 (Layout::save_segments, Layout::restore_segments,
3881 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3882 Layout::relaxation_loop_body): New method definitions.
3883 (Layout::finalize): Support relaxation. Move section layout code to
3884 Layout::relaxation_loop_body.
3885 (Layout::set_asection_address_from_script): Move code for orphan
3886 section placement out.
3887 (Layout::place_orphan_sections_in_script): New method definition.
3888 * layout.h (Output_segment_headers, Output_file_header):
3889 New forward class declarations.
3890 (Layout::~Layout): Define.
3891 (Layout::new_output_section_data_from_script): New method definition.
3892 (Layout::place_orphan_sections_in_script): New method declaration.
3893 (Layout::Segment_states): New type declaration.
3894 (Layout::save_segments, Layout::restore_segments,
3895 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3896 Layout::relaxation_loop_body): New method declarations.
3897 (Layout::Output_section_data_list): New type declaration.
3898 (Layout::Relaxation_debug_check): New class definition.
3899 (Layout::record_output_section_data_from_script_,
3900 Layout::script_output_section_data_list_, Layout::segment_states_,
3901 Layout::relaxation_debug_check_): New data members.
3902 * output.cc: (Output_section_headers::do_size): New method definition.
3903 (Output_section_headers::Output_section_headers): Move size
3904 computation to Output_section_headers::do_size.
3905 (Output_segment_headers::do_size): New method definition.
3906 (Output_file_header::Output_file_header): Move size computation to
3907 Output_file_header::do_size and call it.
3908 (Output_file_header::do_size): New method definition.
3909 (Output_data_group::Output_data_group): Adjust call to
3910 Output_section_data.
3911 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3912 (Output_symtab_xindex::do_write): Add array bound check.
3913 (Output_section::Input_section::print_to_mapfile): Handle
3914 RELAXED_INPUT_SECTION_CODE.
3915 (Output_section::Output_section): Initialize data member checkpoint_.
3916 (Output_section::~Output_section): Delete checkpoint object pointed
3918 (Output_section::add_input_section): Always add an Input_section if
3920 (Output_section::add_merge_input_section): Add assert.
3921 (Output_section::relax_input_section): New method definition.
3922 (Output_section::set_final_data_size): Set load address to zero for
3923 an unallocated section.
3924 (Output_section::do_address_and_file_offset_have_reset_values):
3925 New method definition.
3926 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3927 Handle relaxed input section.
3928 (Output_section::sort_attached_input_sections): Checkpoint input
3929 section list lazily.
3930 (Output_section::get_input_sections): Change type of input_sections to
3931 list of Simple_input_section pointers. Checkpoint input section list
3932 lazily. Also handle relaxed input sections.
3933 (Output_section::add_input_section_for_script): Take a reference to
3934 a Simple_input_section object instead of Relobj pointer and section
3935 index as parameter. Handle relaxed input sections.
3936 (Output_section::save_states, Output_section::restore_states): New
3938 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3939 (Output_data::is_data_size_fixed): New method definition.
3940 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3942 (Output_data::address_and_file_offset_have_reset_values): New method
3944 (Output_data::do_address_and_file_offset_have_reset_values): New method
3946 (Output_data::set_data_size): Check that data size is not fixed.
3947 (Output_data::fix_data_size): New method definition.
3948 (Output_data::is_data_size_fixed_): New data member.
3949 (Output_section_headers::set_final_data_size): New method definition.
3950 (Output_section_headers::do_size): New method declaration.
3951 (Output_segment_headers::set_final_data_size): New method definition.
3952 (Output_segment_headers::do_size): New method declaration.
3953 (Output_file_header::set_final_data_size)::New method definition.
3954 (Output_file_header::do_size)::New method declaration.
3955 (Output_section_data::Output_section_data): Add new parameter
3956 is_data_size_fixed and use it to fix data size.
3957 (Output_data_const::Output_data_const): Adjust call to base class
3958 constructor and fix data size.
3959 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3960 base class constructor and fix data size.
3961 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3962 base class constructor and fix data size.
3963 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3964 class constructor and fix data size.
3965 (Output_data_group::set_final_data_size): New method definition.
3966 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3967 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3968 class constructor and fix data size.
3969 (Output_relaxed_input_section): New class definition.
3970 (Output_section::Simple_input_section): New class definition.
3971 (Output_section::get_input_sections): Adjust parameter list.
3972 (Output_section::add_input_section_for_script): Same.
3973 (Output_section::save_states, Output_section::restore_states,
3974 Output_section::do_address_and_file_offset_have_reset_values,
3975 (Output_section::Input_section::Input_section): Handle
3976 RELAXED_INPUT_SECTION_CODE. Add new overload for
3977 Output_relaxed_input_section.
3978 (Output_section::Input_section::is_input_section,
3979 Output_section::Input_section::set_output_section): Handle relaxed
3981 (Output_section::Input_section::is_relaxed_input_section,
3982 Output_section::Input_section::output_section_data,
3983 Output_section::Input_section::relaxed_input_section): New method
3985 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3987 (Output_section::Input_section::u1_): Update comments.
3988 (Output_section::Input_section::u2_): Add new union member poris.
3989 (Output_section::Checkpoint_output_section): New classs definition.
3990 (Output_section::relax_input_section): New method declaration.
3991 (Output_section::checkpoint_): New data member.
3992 (Output_segment): Update comments.
3993 (Output_segment::Output_segment): Un-privatize copy constructor.
3994 (Output_segment::operator=): Un-privatize.
3995 * script-sections.cc (Output_section_element::Input_section_list):
3996 Change element type to Output_section::Simple_input_section.
3997 (Output_section_element_dot_assignment::set_section_addresses):
3998 Register output section data for relaxation clean up.
3999 (Output_data_exression::Output_data_expression): Adjust call to base
4000 constructor to fix data size.
4001 (Output_section_element_data::set_section_addresses): Register
4002 Output_data_expression object for relaxation clean up.
4003 (struct Input_section_info): Replace Relobj pointer and section index
4004 pair with Output_section::Simple_input_section and Convert struct to a
4006 (Input_section_sorter::operator()): Adjust access to
4007 Input_section_info data member to use accessors.
4008 (Output_section_element_input::set_section_addresses): Use layout
4009 parameter. Adjust code to use Output_section::Simple_input_section
4010 and Input_secction_info classes. Register filler for relaxation
4012 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4013 and section index pair with Output_section::Simple_input_section
4014 class. Adjust code accordingly.
4015 (Phdrs_element::release_segment): New method definition.
4016 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4018 (Script_sections::release_segments): New method definition.
4019 * gold/script-sections.h (Script_sections::release_segments): New
4021 * gold/target.h (Target::may_relax, Target::relax,
4022 Target::do_may_relax, Target::do_relax): New method definitions.
4024 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4026 * arm.cc (has_signed_unsigned_overflow): New function.
4027 (Arm_relocate_functions::abs8): New function.
4028 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4029 (Target_arm::Scan::global): Likewise.
4030 (Target_arm::relocate::relocate): Likewise.
4031 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4034 2009-09-16 Cary Coutant <ccoutant@google.com>
4036 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4037 * testsuite/Makefile.in: Regenerate.
4039 2009-09-11 Nick Clifton <nickc@redhat.com>
4041 * po/gold.pot: Updated by the Translation project.
4043 2009-09-08 Cary Coutant <ccoutant@google.com>
4045 * output.cc (Output_file::open): Add execute permission to empty file.
4046 * testsuite/Makefile.am (permission_test): New test.
4047 * testsuite/Makefile.in: Regenerate.
4049 2009-09-02 Ian Lance Taylor <iant@google.com>
4051 * output.cc (Output_file::resize): Call map_no_anonymous rather
4054 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4056 * gold.cc: Include "incremental.h".
4057 (queue_initial_tasks): Call Incremental_checker methods.
4058 * incremental.cc: Include "output.h".
4059 (Incremental_checker::can_incrementally_link_output_file): New
4061 * incremental.h (Incremental_checker): New class.
4063 * output.cc (Output_file::open_for_modification): New method.
4064 (Output_file::map_anonymous): Changed return type to bool. Record
4066 (Output_file::map_no_anonymous): New method, broken out of map.
4067 (Output_file::map): Use map_no_anonymous and map_anonymous.
4068 * output.h (class Output_file): Update declarations.
4070 2009-08-24 Cary Coutant <ccoutant@google.com>
4072 * options.h (Command_line::Pre_options): New class.
4073 (Command_line::pre_options): New member.
4074 * options.cc (gold::options::ready_to_register): New variable.
4075 (One_option::register_option): Do nothing if not registering options.
4076 Assert if same short option registered twice.
4077 (General_options::General_options): Turn off option registration when
4079 (Command_line::Pre_options::Pre_options): New constructor.
4081 2009-08-24 Cary Coutant <ccoutant@google.com>
4083 * options.h (General_options::no_keep_memory): Remove incorrect
4086 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4088 * Makefile.am (am__skiplex, am__skipyacc): New.
4089 * Makefile.in: Regenerate.
4091 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4093 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4094 (INCLUDES): ... this.
4095 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4096 (AM_CPPFLAGS): Renamed from ...
4097 (INCLUDE): ... this.
4098 * Makefile.in, testsuite/Makefile.in: Regenerate.
4100 * Makefile.in: Regenerate.
4101 * aclocal.m4: Likewise.
4102 * config.in: Likewise.
4103 * configure: Likewise.
4104 * testsuite/Makefile.in: Likewise.
4106 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4107 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4108 * Makefile.in: Regenerate.
4109 * testsuite/Makefile.in: Regenerate.
4111 2009-08-19 Cary Coutant <ccoutant@google.com>
4113 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4114 symbols in shared libraries overridden by hidden or internal symbols
4115 in the main program.
4117 2009-08-19 Chris Demetriou <cgd@google.com>
4119 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4120 checking source file names in error messages.
4122 2009-08-18 Doug Kwan <dougkwan@google.com>
4124 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4125 an elcpp::Ehdr as parameter. Adjust call to set_target.
4126 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4127 an elfcpp::Ehdr as parameter.
4128 * object.cc (Object::set_target): Remove the version that looks up
4129 a target and sets it.
4130 (Sized_relobj::setup): Take a Target object instead of
4131 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4132 (make_elf_sized_object): Find target and ask target to
4134 * object.h: (Object::set_target): Remove the version that looks up
4135 a target and sets it.
4136 (Sized_relobj::setup): Take a Target object instead of
4137 an elfcpp:Ehdr as parameter.
4138 * target.cc: Include dynobj.h.
4139 (Target::do_make_elf_object_implementation): New.
4140 (Target::do_make_elf_object): New.
4141 * target.h (Target::make_elf_object): New template declaration.
4142 (Target::do_make_elf_object): New method declarations.
4143 (Target::do_make_elf_object_implementation): New template declaration.
4145 2009-08-14 Ian Lance Taylor <iant@google.com>
4147 * gold.h (FUNCTION_NAME): Define.
4148 (gold_unreachable): Use FUNCTION_NAME.
4150 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4152 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4153 symbol in the --keep-unique list is not found.
4155 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4157 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4158 been maked as --keep-unique.
4159 (Icf::unfold_section): New function.
4160 * icf.h (Icf::unfold_section): New function.
4161 * options.h (General_options::keep_unique): New option.
4162 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4163 * testsuite/Makefile.in: Regenerate.
4164 * testsuite/icf_keep_unique_test.sh: New file.
4165 * testsuite/icf_keep_unique_test.cc: New file.
4167 2009-08-12 Cary Coutant <ccoutant@google.com>
4170 * resolve.cc (Symbol_table::resolve): Check for references from
4171 dynamic objects to hidden and internal symbols.
4172 * testsuite/Makefile.am (hidden_test.sh): New test.
4173 * testsuite/Makefile.in: Regenerate.
4174 * testsuite/hidden_test.sh: New script.
4175 * testsuite/hidden_test_1.c: New test source.
4176 * testsuite/hidden_test_main.c: New test source.
4178 2009-08-11 Doug Kwan <dougkwan@google.com>
4180 * arm.cc: Update comments.
4181 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4182 segment to locate the .ARM.exidx section if present.
4184 2009-08-09 Doug Kwan <dougkwan@google.com>
4186 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4189 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4190 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4193 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4195 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4196 valid tls_segment only for non-debug-section relocations.
4197 * testsuite/Makefile.am: Add gc_tls_test.
4198 * testsuite/Makefile.in: Regenerate.
4199 * testsuite/gc_tls_test.cc: New file.
4200 * testsuite/gc_tls_test.sh: New file.
4202 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4206 * Makefile.am (CCFILES): Add icf.cc.
4208 * Makefile.in: Regenerate.
4209 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4210 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4211 section, symbol and addend information for the relocs.
4212 * gold.cc (queue_middle_tasks): Call identical code folding.
4213 * gold.h: Add defines for multimap.
4214 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4215 to the call of finalize_local_symbols.
4216 * main.cc (main): Create object of class Icf.
4217 * object.cc (Sized_relobj::do_layout): Allow this function to be
4218 called twice during icf.
4219 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4220 to sections marked as identical by icf.
4221 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4223 (Sized_relobj::do_section_entsize): New function.
4224 * object.h (Object::section_entsize): New function.
4225 (Object::do_section_entsize): New pure virtual function.
4226 (Relobj::finalize_local_symbols): Add new parameter.
4227 (Relobj::do_section_entsize): New function.
4228 * options.h (General_options::icf): New option.
4229 (General_options::icf_iterations): New option.
4230 (General_options::print_icf_sections): New option.
4231 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4232 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4233 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4235 * symtab.cc (Symbol_table::is_section_folded): New function.
4236 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4237 to sections marked as identical by icf.
4238 * symtab.h (Symbol_table::set_icf): New function.
4239 (Symbol_table::icf): New function.
4240 (Symbol_table::is_section_folded): New function.
4241 (Symbol_table::icf_): New data member.
4242 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4243 * testsuite/Makefile.am: Add commands to build icf_test.
4244 * testsuite/Makefile.in: Regenerate.
4245 * testsuite/icf_test.sh: New file.
4246 * testsuite/icf_test.cc: New file.
4248 2009-07-24 Chris Demetriou <cgd@google.com>
4250 * layout.cc (is_compressible_debug_section): Fix incorrect
4251 comment about compressed section names.
4253 2009-07-20 Ian Lance Taylor <ian@airs.com>
4256 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4258 2009-07-16 Ian Lance Taylor <iant@google.com>
4261 * layout.h: #include <map>.
4262 (class Kept_section): Change from struct to class. Add accessors
4263 and setters. Add section size to Comdat_group mapping. Change
4264 Comdat_group to std::map. Add is_comdat_ field. Add
4265 linkonce_size field in union.
4266 (class Layout): Update declaration of find_or_add_kept_section.
4267 Don't declare find_kept_object.
4268 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4269 parameter. Add object, shndx, is_comdat, and is_group_name
4270 parameters. Change all callers. Adjust for new Kept_section.
4271 (Layout::find_kept_object): Remove.
4272 * object.cc (Sized_relobj::include_section_group): Update use of
4273 Kept_section. Rename secnum to shndx. Only record
4274 Kept_comdat_section if sections are the same size.
4275 (Sized_relobj::include_linkonce_section): Update use of
4276 Kept_section. Only record Kept_comdat_section if sections are the
4277 same size. Set size of linkonce section.
4278 (Sized_relobj::map_to_kept_section): Update call to
4279 get_kept_comdat_section.
4280 * object.h (class Sized_relobj): Rename fields in
4281 Kept_comdat_section to drop trailing underscores; change object
4282 field to Relobj*. Change Kept_comdat_section_table to store
4283 struct rather than pointer.
4284 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4285 Add kept_object and kept_shndx parameters. Change all callers.
4286 (Sized_relobj::get_kept_comdat_section): Change return type to
4287 bool. Add kept_object and kept_shndx parameters. Change all
4289 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4290 Layout::find_or_add_kept_section.
4292 2009-07-09 Ian Lance Taylor <iant@google.com>
4294 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4295 Reserve space in the hash table.
4297 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4299 * fileread.cc (File_read::get_mtime): New method.
4300 * fileread.h (Timespec): New structure.
4301 (File_read::get_mtime): New method.
4302 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4303 Renamed from timestamp_nsec.
4304 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4306 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4308 (Incremental_inputs::report_archive): Save mtime; style fix.
4309 (Incremental_inputs::report_obejct): Save mtime; style fix.
4310 (Incremental_inputs::report_script): Save mtime; style fix.
4311 (Incremental_inputs::finalize_inputs): Style fix.
4312 (Incremental_inputs::finalize): Style fix.
4313 (Incremental_inputs::create_input_section_data): Store inputs
4315 * incremental.h (Incremental_inputs::report_script): Add mtime
4317 (Incremental_inputs::Input_info::Input_info): Intialize only one
4319 (Incremental_inputs::Input_info::archive): Move to nameless
4321 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4322 (Incremental_inputs::Input_info::script): Move to nameless union.
4323 (Incremental_inputs::mtime): New field.
4324 * script.cc (read_input_script): Pass file mtime to
4326 * script.h (Script_info::inputs): Style fix.
4328 2009-07-01 Ian Lance Taylor <ian@airs.com>
4330 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4333 2009-06-24 Ian Lance Taylor <iant@google.com>
4336 * layout.cc (Layout::choose_output_section): If we find an
4337 existing section, update the flags.
4338 (Layout::create_notes): New function, broken out of
4340 (Layout::finalize): Don't create note sections.
4341 (Layout::create_note): Don't crash if linker script discards
4343 (Layout::create_gold_note): Likewise.
4344 (Layout::create_build_id): Likewise. Don't set
4345 after_input_sections on the section.
4346 (Layout::create_executable_stack_info): Remove target parameter.
4348 * layout.h (class Layout): Declare create_notes. Update
4349 declaration of create_executable_stack_info.
4350 * gold.cc (queue_middle_tasks): Call create_notes.
4351 * output.cc (Output_section::update_flags_for_input_section): Move
4352 here from output.h. If SHF_ALLOC flag is newly set, mark address
4354 * output.h (Output_data::mark_address_invalid): New function.
4355 (class Output_section): Only declare, not define,
4356 update_flags_for_input_section. Remove set_flags.
4358 2009-06-24 Ian Lance Taylor <iant@google.com>
4360 * script-sections.cc (Output_section_definition::
4361 set_section_addresses): Rename shadowing local load_address to
4364 2009-06-24 Ian Lance Taylor <iant@google.com>
4367 * reloc.cc (relocate_sections): Skip empty relocation sections.
4369 2009-06-23 Ian Lance Taylor <iant@google.com>
4372 * layout.cc (Layout::create_note): Use choose_output_section
4373 rather than make_output_section.
4375 2009-06-23 Ian Lance Taylor <iant@google.com>
4378 * options.cc (General_options::parse_V): Set printed_version_.
4379 (General_options::General_options): Initialize printed_version_.
4380 * options.h (class General_options): Add printed_version_ field.
4381 * gold.cc (queue_initial_tasks): If there are no input files,
4382 don't give a fatal error if we printed the version information.
4383 (queue_middle_tasks): If using -r with a shared object, give a
4384 fatal error rather than an ordinary error.
4386 2009-06-23 Ian Lance Taylor <iant@google.com>
4389 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4390 (Layout::make_output_section): Set have_stabstr_section_ if we see
4391 a .stab*str section.
4392 (Layout::finalize): Call link_stabs_sections.
4393 (Layout::link_stabs_sections): New file.
4394 * layout.h (class Layout): Add have_stabstr_section_ field.
4395 Declare link_stabs_sections.
4397 2009-06-23 Doug Kwan <dougkwan@google.com>
4399 * Makefile.am (libgold_a_LIBADD): New.
4400 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4401 * Makefile.in: Regenerate.
4402 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4403 * configure: Regenerate.
4404 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4405 * fileread.cc: Include sys/state.h
4406 * gold.h: Declare memmem and strndup if found missing.
4407 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4409 2009-06-23 Ian Lance Taylor <iant@google.com>
4411 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4412 * configure: Rebuild.
4414 2009-06-23 Ian Lance Taylor <iant@google.com>
4417 * object.cc (Object::section_contents): Don't try to get a view if
4418 the section has length zero.
4419 (Object::handle_gnu_warning_section): If the section is empty, use
4420 the name of the section as the warning.
4422 2009-06-23 Ian Lance Taylor <iant@google.com>
4425 * stringpool.h (class Stringpool_template): Add optimize_ field.
4426 (Stringpool_template::set_optimize): New function.
4427 * stringpool.cc (Stringpool_template::Stringpool_template):
4428 Initialize optimize_ field.
4429 (Stringpool_template::set_string_offsets): Test local optimize
4430 fild rather than parameter.
4431 * layout.cc (Layout::Layout): Call set_optimize on the section
4434 2009-06-22 Ian Lance Taylor <iant@google.com>
4437 * yyscript.y: Parse TARGET.
4438 * script.cc (script_set_target): New function.
4439 * script-c.h (script_set_target): Declare.
4440 * options.cc (General_options::string_to_object_format): Rename
4441 from string_to_object_format in anonymous namespace. Change
4443 * options.h (class General_options): Declare
4444 string_to_object_format.
4446 2009-06-22 Ian Lance Taylor <iant@google.com>
4448 * script-sections.cc (Script_sections::create_segments): Don't put
4449 program headers in a PT_LOAD segment if -n or -N.
4451 2009-06-22 Ian Lance Taylor <iant@google.com>
4454 * options.h (class General_options): Add -z lazy and -z now. Sort
4455 -z options into alphabetical order.
4456 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4458 2009-06-21 Ian Lance Taylor <iant@google.com>
4460 * layout.cc (Layout::make_output_section): Call
4461 Target::new_output_section.
4462 (Layout::attach_allocated_section_to_segment): Put large section
4463 sections in a separate load segment with the large segment flag
4465 (Layout::segment_precedes): Sort large data segments after other
4467 (align_file_offset): New static function.
4468 (Layout::set_segment_offsets): Use align_file_offset.
4469 * output.h (class Output_section): Add is_small_section_ and
4470 is_large_section_ fields.
4471 (Output_section::is_small_section): New function.
4472 (Output_section::set_is_small_section): New function.
4473 (Output_section::is_large_section): New function.
4474 (Output_section::set_is_large_section): New function.
4475 (Output_section::is_large_data_section): New function.
4476 (class Output_segment): Add is_large_data_segment_ field.
4477 (Output_segment::is_large_data_segment): New function.
4478 (Output_segment::set_is_large_data_segment): New function.
4479 * output.cc (Output_section::Output_section): Initialize new
4481 (Output_segment::Output_segment): Likewise.
4482 (Output_segment::add_output_section): Add assertion that large
4483 data sections always go in large data segments. Force small data
4484 sections to the end of the list of data sections. Force small BSS
4485 sections to the start of the list of BSS sections. For large BSS
4486 sections to the end of the list of BSS sections.
4487 * symtab.h (class Symbol): Declare is_common_shndx.
4488 (Symbol::is_defined): Check Symbol::is_common_shndx.
4489 (Symbol::is_common): Likewise.
4490 (class Symbol_table): Define enum Commons_section_type. Update
4491 declarations. Add small_commons_ and large_commons_ fields.
4492 * symtab.cc (Symbol::is_common_shndx): New function.
4493 (Symbol_table::Symbol_table): Initialize new fields.
4494 (Symbol_table::add_from_object): Put small and large common
4495 symbols in the right list.
4496 (Symbol_table::sized_finalized_symbol): Check
4497 Symbol::is_common_shndx.
4498 (Symbol_table::sized_write_globals): Likewise.
4499 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4500 common symbol lists. Don't call do_allocate_commons_list if the
4502 (Symbol_table::do_allocate_commons_list): Remove is_tls
4503 parameter. Add comons_section_type parameter. Change all
4504 callers. Handle small and large common symbols.
4505 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4506 Symbol::is_common_shndx.
4507 * resolve.cc (symbol_to_bits): Likewise.
4508 * target.h (Target::small_common_shndx): New function.
4509 (Target::small_common_section_flags): New function.
4510 (Target::large_common_shndx): New function.
4511 (Target::large_common_section_flags): New function.
4512 (Target::new_output_section): New function.
4513 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4514 small_common_section_flags, and large_common_section_flags
4516 (Target::do_new_output_section): New virtual function.
4517 * arm.cc (Target_arm::arm_info): Initialize new fields.
4518 * i386.cc (Target_i386::i386_info): Likewise.
4519 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4521 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4522 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4523 (Target_x86_64::do_new_output_section): New function.
4524 * configure.ac: Define conditional MCMODEL_MEDIUM.
4525 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4526 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4527 (large_LDFLAGS): Define.
4528 * testsuite/large.c: New file.
4529 * testsuite/testfile.cc (Target_test::test_target_info):
4530 Initialize new fields.
4531 * configure, testsuite/Makefile.in: Rebuild.
4533 2009-06-05 Doug Kwan <dougkwan@google.com>
4535 * Makefile.am (CCFILES): Add target.cc.
4536 * Makefile.in: Regenerate.
4537 * i386.cc (class Target_i386): Define new virtual method to
4538 override do_is_local_label_name in parent.
4539 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4540 local symbols if --discard-locals or -X is given.
4541 * options.h (class General_options): Declare new options
4542 '--discard-locals' and '-X' for discarding locals.
4543 * target.h (class Target): Define new methods is_local_label_name.
4544 Declare new virtual method do_is_local_label_name.
4545 * target.cc: New file.
4546 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4547 (check_SCRIPTS): Add discard_locals_test.sh.
4548 (check_DATA): Add discard_local_tests.syms.
4549 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4550 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4551 * testsuite/Makefile.in: Regenerate.
4552 * testsuite/discard_locals_test.c: New file.
4553 * testsuite/discard_locals_test.sh: Same.
4555 2009-06-05 Doug Kwan <dougkwan@google.com>
4557 * object.cc (Sized_relobj::Sized_relobj): Initialize
4558 discarded_eh_frame_shndx_ to -1U.
4559 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4561 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4562 a discarded .eh_frame section.
4563 (Sized_relobj::do_finalize_local_symbols): Ditto.
4564 * object.h (class Sized_relobj): Declare new member
4565 discarded_eh_frame_shndx_.
4566 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4567 (local_labels_test.o, local_labels_test): New rules.
4568 * testsuite/Makefile.in: Regenerate.
4570 2009-06-04 Doug Kwan <dougkwan@google.com>
4572 * layout.cc (Layout::section_name_mapping): Add mapping for
4573 special ARM sections.
4575 2009-06-03 Doug Kwan <dougkwan@google.com>
4577 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4578 (utils::has_overflow): Same.
4580 2009-06-03 Ian Lance Taylor <iant@google.com>
4582 * layout.cc (Layout::section_name_mapping): New array, replacing
4583 Layout::linkonce_mapping.
4584 (Layout::section_name_mapping_count): New variable, replacing
4585 Layout::linkonce_mapping_count.
4586 (Layout::linkonce_output_name): Remove.
4587 (Layout::output_section_name): Rewrite.
4588 * layout.h (class Layout): Rename Linkonce_mapping to
4589 Section_name_mapping, linkonce_mapping to section_name_mapping,
4590 linkonce_mapping_count to section_name_mapping_count. Don't
4591 declare linkonce_output_name.
4593 2009-06-03 Doug Kwan <dougkwan@google.com>
4595 * gold/arm.cc (namespace utils): New.
4596 (Target_arm::reloc_is_non_pic): Define new method.
4597 (class Arm_relocate_functions): New.
4598 (Target_arm::Relocate::relocate): Handle relocation types used by
4601 2009-06-03 Ian Lance Taylor <iant@google.com>
4603 * arm.cc (Target_arm::scan::global): Use || instead of |.
4605 2009-06-02 Doug Kwan <dougkwan@google.com>
4607 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4608 issued_non_pic_error_.
4609 (class Target_arm::Scan): Declare new method check_non_pic.
4610 Define new method symbol_needs_plt_entry.
4611 Declare new data member issued_non_pic_error_.
4612 (class Target_arm::Relocate): Declare new method
4613 should_apply_static_reloc.
4614 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4615 (Target_arm::Scan::check_non_pic): Define new method.
4616 (Target_arm::Scan::local): Handle a small subset of reloc types used
4618 (Target_arm::Scan::local): Same.
4619 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4621 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4623 * incremental.cc (Incremental_inputs::report_command_line): Filter
4624 out --incremental-* options.
4626 2009-05-29 Doug Kwan <dougkwan@google.com>
4628 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4630 (class Target_arm): Update comment.
4631 (Target_arm::Target_arm): Initialize new data members GOT_,
4632 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4633 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4634 and Target_arm::rel_dyn_section.
4635 Declare new_enum Target_arm::Got_type.
4636 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4638 Update commments for member do_dynsym_value.
4639 (Target_arm::got_size, Target_arm::plt_section,
4640 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4641 new methods inside class defintion.
4642 (Target_arm::got_section): Define new method.
4643 (Target_arm::rel_dyn_section): Same.
4644 (Output_data_plt_arm): New template class.
4645 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4646 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4647 (Output_data_plt_arm::add_entry): Same.
4648 (Output_data_plt_arm::first_plt_entry): Define new
4649 static data member for PLT instruction template.
4650 (Output_data_plt_arm::plt_entry): Same.
4651 (Output_data_plt_arm::do_write): Define new method.
4652 (Target_arm::make_plt_entry): Same.
4653 (Target_arm::do_finalize_sections): Same.
4654 (Target_arm::do_dynsym_value): Same.
4656 2009-05-28 Doug Kwan <dougkwan@google.com>
4658 * Makefile.am (TARGETSOURCES): Add arm.cc.
4659 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4660 * Makefile.in: Regenerate.
4662 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4664 2009-05-26 Doug Kwan <dougkwan@google.com>
4666 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4667 (General_options::check_excluded_libs): Strip off directories in
4668 archive name before matching like GNU ld does.
4669 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4670 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4671 (exclude_libs_test_LDFLAGS): Add linker option
4672 -Wl,--exclude-libs,libexclude_libs_test_3
4673 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4674 an explicit archive without using -l.
4675 (alt/libexclude_libs_test_3.a): New make rule.
4676 * testsuite/Makefile.in: Regenerate.
4677 * testsuite/exclude_libs_test.c : Declare lib3_default().
4679 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4680 * exclude_libs_test_3.c: New file.
4682 2009-05-26 Nick Clifton <nickc@redhat.com>
4684 * po/id.po: New Indonesian translation.
4685 * po/gold.pot: Updated template file.
4687 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4689 * testsuite/Makefile.am: Add -ffunction-sections to compile
4690 gc_comdat_test files. Add -Wl,--gc-sections to build
4692 * testsuite/Makefile.in: Regenerate.
4693 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4695 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4697 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4698 kept comdat section was garbage collected.
4699 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4700 * testsuite/Makefile.in: Regenerate.
4701 * testsuite/gc_comdat_test.sh: New file.
4702 * testsuite/gc_comdat_test_1.cc: New file.
4703 * testsuite/gc_comdat_test_2.cc: New file.
4705 2009-05-19 Doug Kwan <dougkwan@google.com>
4707 * archive.cc (Archive::Archive): Move constructor from archive.h
4708 to here. Initialize no_export_.
4709 (Archive::get_elf_object_for_member): Set no_export flag of object.
4710 * archive.h (Archive::Archive): Move constructor body to
4712 (Archive::no_export): New method.
4713 (Archive::no_export_): New field.
4714 * object.h (Object::Object): Initialize no_export_ to false.
4715 (Object::no_export, Object::set_no_export): New methods.
4716 (Object::no_export_): New field.
4717 * options.cc (General_options::parse_exclude_libs): New method.
4718 (General_options::check_excluded_libs) Same.
4719 * options.h (exclude_libs): New option.
4720 (General_options::check_excluded_libs): New method declaration.
4721 (General_options::excluded_libs_): New field.
4722 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4723 default or protected visibility if an object has no-export flag set.
4724 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4725 (check_SCRIPTS): Add exclude_libs_test.sh.
4726 (check_DATA): Add exclude_libs_test.syms.
4727 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4728 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4729 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4730 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4731 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4732 libexclude_libs_test_2.a): New rules.
4733 * testsuite/Makefile.in: Regenerate.
4734 * testsuite/exclude_libs_test.c: New file.
4735 * testsuite/exclude_libs_test.sh: Ditto.
4736 * testsuite/exclude_libs_test_1.c: Ditto.
4737 * testsuite/exclude_libs_test_2.c: Ditto.
4739 2009-05-15 Ian Lance Taylor <iant@google.com>
4741 * configure.ac: Check for declarations for cases where libiberty.h
4742 checks HAVE_DECL_xxx.
4743 * configure, config.in: Rebuild.
4745 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4747 * gold.h (Incremental_argument_list): Remove (invalid) forward
4749 * incremental.cc (Incremental_inputs::report_achive): New method.
4750 (Incremental_inputs::report_object): New method.
4751 (Incremental_inputs::report_script): New method.
4752 (Incremental_inputs::finalize_inputs): New method.
4753 (Incremental_inputs::finalize): Call finalize_inputs().
4754 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4755 Create inputs entries.
4756 * incremental.h (Incremental_input_type): New enum.
4757 (Incremental_inputs::Incremental_input): Initialize new fields.
4758 (Incremental_inputs::report_inputs): New method.
4759 (Incremental_inputs::report_achive): New method.
4760 (Incremental_inputs::report_object): New method.
4761 (Incremental_inputs::report_script): New method.
4762 (Incremental_inputs::finalize_inputs): New method.
4763 (Incremental_inputs::Input_info): New struct.
4764 (Incremental_inputs::Input_info_map): New typedef.
4765 (Incremental_inputs::lock_): New field.
4766 (Incremental_inputs::Inputs_): New field.
4767 (Incremental_inputs::Inputs_map): New field.
4768 * main.cc (main): Call Incremental_input::report_inputs.
4769 * options.h (Input_argument_list): Typedef moved from
4771 (Input_file_group::Files): Remove, use ::Input_argument_list.
4772 (Input_file_group::Input_argument_list): Remove, use
4773 ::Input_argument_list.
4774 * plugin.cc (Plugin_manager::add_input_file): Add error in
4776 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4778 * script.cc (read_input_script): Call
4779 Incremental_input::report_script.
4780 * script.h (Script_info): New class.
4782 2009-04-27 Ian Lance Taylor <iant@google.com>
4784 * x86_64.cc (do_adjust_output_section): Set entsize to
4787 2009-04-23 Elliott Hughes <enh@google.com>
4789 * output.cc (Output_file::close): After short writes, continue
4790 writing from the correct offset in the buffer being written.
4792 2009-04-23 Chris Demetriou <cgd@google.com>
4794 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4795 * configure: Regenerate.
4796 * config.in: Regenerate.
4797 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4798 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4800 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4802 * incremental.cc (Incremental_inputs_header_data): Renamed from
4803 Incremental_input_header_data.
4804 (Incremental_inputs_header_data::data_size): New field.
4805 (Incremental_inputs_header_data::put_input_file_count): Renamed
4806 from input_file_count.
4807 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4808 from command_line_offset.
4809 (Incremental_inputs_header_data::put_reserved): Renamed from
4811 (Incremental_inputs_entry_data): Renamed from
4812 Incremental_input_entry_data.
4813 (Incremental_inputs_entry_data::data_size): New field.
4814 (Incremental_inputs::report_command_line): New method.
4815 (Incremental_inputs::finalize): New method.
4816 (Incremental_inputs::create_incremental_inputs_data): New method.
4817 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4818 * incremental.h: New file.
4819 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4820 (Layout::finalize): Create incremental inputs section in
4822 (Layout::create_incremental_info_sections): New method.
4823 * layout.h (Layout::incremental_inputs): New method.
4824 (Layout::create_incremental_info_sections): New method.
4825 (Layout::incremental_inputs_): New field.
4826 * main.cc (main): Notify Incremental_input of the command line.
4828 2009-04-01 Ian Lance Taylor <iant@google.com>
4829 Mikolaj Zalewski <mikolajz@google.com>
4831 * gold.h (reserve_unordered_map): Define, three versions, one for
4832 each version of Unordered_map.
4833 * layout.cc (Layout::Layout): Remove options parameter. Add
4834 number_of_input_files parameter. Don't initialize options_.
4835 Initialize number_of_input_files_ and resized_signatures_. Move
4836 sections_are_attached_.
4837 (Layout::layout_group): Reserve space for group_signatures_.
4838 (Layout::find_or_add_kept_section): Change name parameter to be a
4839 reference. Resize signatures_ map when it gets large enough.
4840 (Layout::layout_eh_frame): Use parameters->options() instead of
4842 (Layout::make_output_section): Likewise.
4843 (Layout::attach_allocated_section_to_segment): Likewise.
4844 (Layout::finalize, Layout::create_executable_stack): Likewise.
4845 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4846 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4847 * layout.h (class Layout): Update declarations. Remove options_
4848 field. Add number_of_input_files_ and resized_signatures_
4849 fields. Move sections_are_attached_ field.
4850 * main.cc (main): Pass number of input files to Layout
4851 constructor. Don't pass options.
4853 2009-03-30 Ian Lance Taylor <iant@google.com>
4855 * ffsll.c (ffsll): Correct implementation.
4857 2009-03-27 Ian Lance Taylor <iant@google.com>
4859 * ffsll.c: New file.
4860 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4861 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4862 * ftruncate.c (ftruncate): Declare before definition.
4863 * mremap.c (mremap): Likewise.
4864 * pread.c (pread): Likewise.
4865 * configure, Makefile.in, config.in: Rebuild.
4867 * mremap.c: New file.
4868 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4869 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4870 (mremap): Declare if HAVE_MREMAP is not defined.
4871 * configure, Makefile.in, config.in: Rebuild.
4873 2009-03-27 Cary Coutant <ccoutant@google.com>
4875 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4876 position independent.
4877 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4878 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4880 2009-03-24 Cary Coutant <ccoutant@google.com>
4882 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4884 (needs_dynamic_reloc): Likewise.
4886 2009-03-24 Ian Lance Taylor <iant@google.com>
4888 * yyscript.y (file_cmd): Recognize EXTERN.
4889 (extern_name_list, extern_name_list_body): New nonterminals.
4890 * script.cc (script_add_extern): Define.
4891 * script-c.h (script_add_extern): Declare.
4893 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4895 * object.cc (is_elf_object): Define.
4896 * object.h (is_elf_object): Declare.
4897 * archive.cc (Archive::get_elf_object_for_member): Call
4899 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4901 2009-03-24 Elliott Hughes <enh@google.com>
4903 * output.cc (Output_file::map_anonymous): Define.
4904 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4905 try an anonymous one. Report the size if the mmap fails.
4906 * output.h (class Output_file): Declare map_anonymous.
4908 2009-03-24 Ian Lance Taylor <iant@google.com>
4910 * target-select.cc (instantiate_target): Don't acquire the lock if
4911 the instantiated_target_ field has already been set.
4913 2009-03-23 Ian Lance Taylor <iant@google.com>
4915 * gold-threads.h (class Initialize_lock): Define.
4916 * gold-threads.cc (class Initialize_lock_once): Define.
4917 (initialize_lock_control): New static variable.
4918 (initialize_lock_pointer): New static variable.
4919 (initialize_lock_once): New static function.
4920 (Initialize_lock::Initialize_lock): Define.
4921 (Initialize_lock::initialize): Define.
4922 * target-select.h: Include "gold-threads.h".
4923 (class Target_selector): Add lock_ and initialize_lock_ fields.
4924 Don't define instantiate_target, just declare it.
4925 * target-select.cc (Target_selector::Target_selector): Initialize
4927 (Target_selector::instantiate_target): Define.
4928 * descriptors.h: Include "gold-threads.h".
4929 (class Descriptors): Add initialize_lock_ field.
4930 * descriptors.cc (Descriptors::Descriptors): Initialize new
4932 (Descriptors::open): Use initialize_lock_ field
4933 * errors.h (class Errors): Add initialize_lock_ field.
4934 * errors.cc (Errors::Errors): Initialize new field.
4935 (Errors::initialize_lock): Use initialize_lock_ field.
4936 * powerpc.cc (class Target_selector_powerpc): Remove
4937 instantiated_target_ field. In do_recognize call
4938 instantiate_target rather than do_instantiate_target. In
4939 do_instantiate_target just allocate a new target.
4940 * sparc.cc (class Target_selector_sparc): Likewise.
4942 * freebsd.h: New file.
4943 * i386.cc: Include "freebsd.h".
4944 (Target_i386): Derive from Target_freebsd rather than
4946 (Target_selector_i386): Derive from Target_selector_freebsd rather
4947 than Target_selector.
4948 * x86_64.cc: Include "freebsd.h".
4949 (Target_x86_64): Derive from Target_freebsd rather than
4951 (Target_selector_x86_64): Derive from Target_selector_freebsd
4952 rather than Target_selector.
4953 * target.h (class Target): Add adjust_elf_header and
4954 do_adjust_elf_header.
4955 * output.cc (Output_file_header:: do_sized_write): Call target
4956 adjust_elf_header routine.
4957 * configure.tgt: Set targ_osabi.
4958 * configure.ac: Define GOLD_DEFAULT_OSABI.
4959 * parameters.cc (Parameters::default_target): Pass
4960 GOLD_DEFAULT_OSABI to select_target.
4961 * target-select.h (class Target_selector): Make instantiate_target
4962 protected rather than private.
4963 * Makefile.am (HFILES): Add freebsd.h.
4964 * configure, Makefile.in, config.in: Rebuild.
4966 * merge.cc (do_add_input_section): Correct pend value. Change
4967 message about last entry not being null terminated from error to
4970 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4972 * incremental.cc: New file.
4973 * Makefile.am (CCFILES): Add incremental.cc.
4974 * Makefile.in: Rebuild.
4976 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4978 * layout.cc (Layout::output_section_name): Preserve names
4979 of '.note.' sections.
4981 2009-03-19 Ian Lance Taylor <iant@google.com>
4983 * descriptors.cc (Descriptors::open): Check that the options are
4984 valid before using them.
4986 2009-03-18 Ian Lance Taylor <iant@google.com>
4988 * script-sections.h: Include <list>.
4989 (class Script_sections): Change Sections_elements from std::vector
4990 to std::list. Typedef public Elements_iterator. Add
4991 orphan_section_placement_, data_segment_align_start_, and
4992 saw_data_segment_align_ fields. Remove data_segment_align_index_
4994 * script-sections.cc (class Orphan_section_placement): New class.
4995 (class Sections_element): Add virtual functions is_relro and
4996 orphan_section_init. Remove virtual function place_orphan_here.
4997 (class Output_section_definition): Add is_relro and
4998 orphan_section_init. Remove place_orphan_here.
4999 (class Orphan_output_section): Likewise.
5000 (Script_sections::Script_sections): Update for field changes.
5001 (Script_sections::data_segment_align): Set saw_data_segment_align_
5002 and data_segment_align_start_, not data_segment_align_index.
5003 (Script_sections::data_segment_relro_end): Check
5004 saw_data_segment_align_. Use data_segment_align_start_ rather
5005 than data_segment_align_index_.
5006 (Script_sections::place_orphan): Rewrite to use
5007 Orphan_section_placement.
5009 2009-03-17 Ian Lance Taylor <iant@google.com>
5011 * archive.cc (Archive::add_symbols): Check for a version attached
5012 to the symbol name in the archive map.
5013 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5014 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5015 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5016 (ver_test_11.a): New target.
5017 * testsuite/Makefile.in: Rebuild.
5019 * configure.ac: Check for chsize and posix_fallocate. Replace
5021 * ftruncate.c: New file, from gnulib.
5022 * output.cc (posix_fallocate): Define dummy version if not
5023 HAVE_POSIX_FALLOCATE.
5024 (Output_file::map): Call posix_fallocate rather than lseek and
5026 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5027 * configure, Makefile.in, config.in: Rebuild.
5029 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5031 * layout.h (Layout::create_note): Add section_name parameter.
5032 * layout.cc (Layout::create_note): Likewise.
5033 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5035 2009-03-17 Ian Lance Taylor <iant@google.com>
5037 * descriptors.cc: Include "options.h".
5038 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5039 (Descriptors::open): Always use O_CLOEXEC when opening a new
5040 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5041 then set FD_CLOEXEC.
5043 * sparc.cc (class Target_sparc): Add has_got_section.
5044 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5045 make sure we have a GOT section.
5047 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5048 (Target_sparc::Scan::local): Likewise.
5049 (Target_sparc::Scan::global): Likewise.
5050 (Target_sparc::Relocate::relocate): Likewise.
5051 (Target_sparc::Relocate::relocate_tls): Likewise.
5053 * symtab.cc (Symbol_table::define_default_version): New function,
5054 broken out of add_from_object.
5055 (Symbol_table::add_from_object): Call define_default_version.
5056 (Symbol_table::define_special_symbol): Add resolve_oldsym
5057 parameter. Change all callers. If the version for a symbol comes
5058 from a version script, resolve it with the symbol with the same
5059 name with no version. Also add the symbol without a version if
5061 (do_define_in_output_data): If resolving with oldsym, don't delete
5063 (do_define_in_output_segment): Likewise.
5064 (do_define_as_constant): Likewise.
5065 * symtab.h (class Symbol_table): Update declarations.
5067 2009-03-13 Ian Lance Taylor <iant@google.com>
5069 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5070 (Read_symbols::requeue): New function.
5071 (Read_symbols::do_read_symbols): If make_elf_object fails because
5072 the target type is not configured, and the file was searched for,
5073 issue a warning and retry with the next directory.
5074 (Add_symbols::run): If the file has an incompatible format, and
5075 it was searched for, requeue the Read_symbols task. On error,
5077 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5078 dirindex parameter to constructor. Change all callers. Declare
5079 incompatible_warning and requeue.
5080 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5081 input_argument_ and input_group_ fields. Add them to
5082 constructor. Change all callers.
5083 (class Read_script): Add dirindex_ field. Add it to constructor.
5085 * archive.cc (Archive::setup): Remove input_objects parameter.
5087 (Archive::get_file_and_offset): Likewise.
5088 (Archive::read_all_symbols): Likewise.
5089 (Archive::read_symbols): Likewise.
5090 (Archive::get_elf_object_for_member): Remove input_objects
5091 parameter. Add punconfigured parameter. Change all callers.
5092 (Archive::add_symbols): Change return type to bool. Check return
5093 value of include_member.
5094 (Archive::include_all_members): Likewise.
5095 (Archive::include_member): Change return type to bool. Return
5096 false if first included object has incompatible target. Set
5097 included_member_ field.
5098 (Add_archive_symbols::run): If add_symbols returns false, requeue
5100 * archive.h (class Archive): Add included_member_ field.
5101 Initialize it in constructor. Add input_file and searched_for
5102 methods. Update declarations.
5103 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5104 input_argument_ fields. Add them to constructor. Change all
5106 * script.cc: Include "target-select.h".
5107 (class Parser_closure): Add skip_on_incompatible_target_ and
5108 found_incompatible_target_ fields. Add
5109 skip_on_incompatible_target parameter to constructor. Change all
5110 callers. Add methods skip_on_incompatible_target,
5111 clear_skip_on_incompatible_target, found_incompatible_target, and
5112 set_found_incompatible_target.
5113 (read_input_script): Add dirindex parameter. Change all callers.
5114 If parser finds an incompatible target, requeue Read_symbols
5116 (script_set_symbol): Clear skip_on_incompatible_target in
5118 (script_add_assertion, script_parse_option): Likewise.
5119 (script_start_sections, script_add_phdr): Likewise.
5120 (script_check_output_format): New function.
5121 * script.h (read_input_script): Update declaration.
5122 * script-c.h (script_check_output_format): Declare.
5123 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5124 (ignore_cmd): Remove OUTPUT_FORMAT.
5125 * fileread.cc (Input_file::Input_file): Add explicit this.
5126 (Input_file::will_search_for): New function.
5127 (Input_file::open): Add pindex parameter. Change all callers.
5128 * fileread.h (class Input_file): Add input_file_argument method.
5129 Declare will_search_for. Update declarations.
5130 * object.cc (make_elf_object): Add punconfigured parameter.
5132 * object.h (class Object): Make input_file public. Add
5133 searched_for method.
5134 (make_elf_object): Update declaration.
5135 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5137 * dirsearch.h (class Dirsearch): Update declaration.
5138 * options.h (class General_options): Add --warn-search-mismatch.
5139 * parameters.cc (Parameters::is_compatible_target): New function.
5140 * parameters.h (class Parameters): Declare is_compatible_target.
5141 * workqueue.cc (Workqueue::add_blocker): New function.
5142 * workqueue.h (class Workqueue): Declare add_blocker.
5144 * fileread.cc (Input_file::open): Remove options parameter.
5146 (Input_file::open_binary): Likewise.
5147 * script.cc (read_input_script): Likewise.
5148 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5149 options parameter from constructor. Change all callers.
5150 (class Read_script): Likewise.
5151 * fileread.h (class Input_file): Update declarations.
5152 * script.h (read_input_script): Update declaration.
5154 2009-03-10 Nick Clifton <nickc@redhat.com>
5156 * po/es.po: New Spanish translation.
5158 2009-03-06 Cary Coutant <ccoutant@google.com>
5160 * options.cc (parse_short_option): Keep dash_z from registering itself.
5162 2009-03-03 Ian Lance Taylor <iant@google.com>
5165 * target-reloc.h (relocate_section): Pass output_section to
5167 * i386.cc (Target_i386::should_apply_static_reloc): Add
5168 output_section parameter. Change all callers.
5169 (Target_i386::Relocate::relocate): Add output_section parameter.
5170 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5171 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5172 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5173 * testsuite/two_file_shared.sh: New script.
5174 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5175 (check_DATA): Add two_file_shared.dbg.
5176 (two_file_shared.dbg): New target.
5177 * testsuite/Makefile.in: Rebuild.
5179 2009-03-01 Ian Lance Taylor <iant@google.com>
5181 * configure.ac: Check for byteswap.h.
5182 * configure: Rebuild.
5183 * config.in: Rebuild.
5185 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5187 * layout.cc (Layout::find_or_add_kept_section): New function.
5188 (Layout::add_comdat): Removed.
5189 * layout.h (struct Kept_section): Move out of class Layout.
5190 Remove trailing underscores from field names. Add group_sections
5191 field. Rename group_ field to is_group. Change all uses.
5192 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5193 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5194 comdat_groups_ field.
5195 (Sized_relobj::include_section_group): Use
5196 find_or_add_kept_section and Kept_section::group_sections.
5197 (Sized_relobj::include_linkonce_section): Likewise.
5198 * object.cc (class Sized_relobj): Don't define Comdat_group or
5199 Comdat_group_table. Remove find_comdat_group and
5200 add_comdat_group. Remove comdat_groups_ field.
5201 * plugin.cc (include_comdat_group): Use
5202 Layout::find_or_add_kept_section.
5204 2009-02-28 Ian Lance Taylor <iant@google.com>
5206 * README: --gc-sections and map files are now supported. Document
5207 some build requirements.
5210 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5211 relocatable link set the value of the section symbol to zero.
5212 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5213 relocatable link don't include the section address in the local
5216 2009-02-27 Ian Lance Taylor <iant@google.com>
5219 * options.h (class Search_directory): Add is_system_directory.
5220 (class General_options): Declare is_in_system_directory.
5221 * options.cc (get_relative_sysroot): Make static.
5222 (get_default_sysroot): Make static.
5223 (General_optoins::is_in_system_directory): New function.
5224 * fileread.cc (Input_file::is_in_system_directory): New function.
5225 * fileread.h (class Input_file): Declare is_in_system_directory.
5226 * object.h (class Object): Add is_in_system_directory.
5227 (class Input_objects): Remove system_library_directory_ field.
5228 * object.cc (Input_objects::add_object): Don't set
5229 system_library_directory_.
5230 (input_objects::found_in_system_library_directory): Remove.
5231 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5232 parameter. Change all callers.
5233 (Symbol_table::sized_write_globals): Likewise.
5234 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5235 Call Object::is_in_system_directory.
5236 * symtab.h (class Symbol_table): Update declarations.
5239 * descriptors.h (Open_descriptor): Add is_on_stack field.
5240 * descriptors.cc (Descriptors::open): If the descriptor is on the
5241 top of the stack, remove it. Initialize is_on_stack field.
5242 (Descriptors::release): Only add pod to stack if it is not on the
5244 (Descriptors::close_some_descriptor): Clear stack_next and
5248 * output.cc (Output_section::find_starting_output_address): Rename
5249 from starting_output_address; add PADDR parameter; change return
5251 * output.h (class Output_section): Declare
5252 find_starting_output_address instead of starting_output_address.
5253 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5254 section symbol for which we can't find a merge section.
5257 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5258 hidden or internal, force the symbol to be local.
5259 * resolve.cc (Symbol::override_visibility): Define.
5260 (Symbol::override_base): Use override_visibility.
5261 (Symbol_table::resolve): Likewise.
5262 (Symbol::override_base_with_special): Likewise.
5263 (Symbol_table::override_with_special): If the visibility is hidden
5264 or internal, force the symbol to be local.
5265 * symtab.h (class Symbol): Add set_visibility and
5266 override_visibility.
5267 * testsuite/ver_test_1.sh: New file.
5268 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5269 (check_DATA): Add ver_test_1.syms.
5270 (ver_test_1.syms): New target.
5271 * testsuite/Makefile.in: Rebuild.
5273 2009-02-25 Cary Coutant <ccoutant@google.com>
5275 * layout.cc (Layout::choose_output_section): Don't rename sections
5276 when using a linker script that has a SECTIONS clause.
5277 * Makefile.in: Regenerate.
5279 * testsuite/Makefile.am (script_test_5.sh): New test case.
5280 * testsuite/Makefile.in: Regenerate.
5281 * testsuite/script_test_5.cc: New file.
5282 * testsuite/script_test_5.sh: New file.
5283 * testsuite/script_test_5.t: New file.
5285 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5287 * archive.cc (Archive::include_member): Update calls to add_symbols.
5288 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5289 the Layout argument.
5290 * dynobj.h (do_add_symbols): Add the Layout argument.
5291 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5293 * object.h (Object::add_symbols): Add the Layout argument.
5294 (Object::do_add_symbols): Add the Layout argument.
5295 (Sized_relobj::do_add_symbols): Add the Layout argument.
5296 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5297 Unify the two versions.
5298 (Add_plugin_symbols): Remove.
5299 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5300 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5301 (Add_plugin_symbols): Remove.
5302 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5303 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5304 (Add_symbols::run): Make it work with Pulginobj.
5306 2009-02-06 Ian Lance Taylor <iant@google.com>
5308 * object.cc (Sized_relobj::do_layout): Make info message start
5309 with lower case letter.
5311 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5313 * binary.cc: Fix file comment.
5315 * options.h (enum Incremental_disposition): Define.
5316 (class General_options): Add new options: --incremental,
5317 --incremental_changed, --incremental_unchanged,
5318 --incremental_unknown. Add incremental_disposition_ and
5319 implicit_incremental_ fields.
5320 (General_options::incremental_disposition): New function.
5321 (class Position_dependent_options): Add incremental_disposition
5323 (Position_dependent_options::copy_from_options): Set incremental
5325 * options.cc (General_options::parse_incremental_changed): New
5327 (General_options::parse_incremental_unchanged): New function.
5328 (General_options::parse_incremental_unknown): New function.
5329 (General_options::General_options): Initialize new fields
5330 incremental_disposition_ and implicit_incremental_.
5331 (General_options::finalize): Check for uasge of --incremental-*
5332 without --incremental.
5334 2009-02-06 Chris Demetriou <cgd@google.com>
5336 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5337 pointer and to report location as the file name associated with
5339 (gold_undefined_symbol_at_location): New function to replace the
5340 old gold_undefined_symbol functionality.
5341 * target-reloc.h (relocate_section): Update to use
5342 gold_undefined_symbol_at_location.
5343 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5344 Call gold_undefined_symbol function rather than gold_error.
5345 * errors.h (Errors::undefined_symbol): Take location as a
5346 string, rather than calculating it from a relocation.
5347 * errors.cc (Errors::fatal): Print "fatal error:" before the
5349 (Errors::error, Errors::error_at_location): Print "error: "
5350 before the formatted message.
5351 (Errors::undefined_symbol): Take location as a string, rather
5352 than calculating it from a relocation.
5353 (gold_undefined_symbol_at_location): New function akin to
5354 old gold_undefined_symbol, calculates location from relocation.
5355 (gold_undefined_symbol): Change to take only a Symbol pointer
5356 and to report location as the file name associated with the symbol.
5357 * testsuite/debug_msg.sh: Update for changed error messages.
5358 * testsuite/undef_symbol.sh: Likewise.
5360 2009-02-04 Duncan Sands <baldrick@free.fr>
5363 * reduced_debug_output.h
5364 (Output_reduced_debug_abbrev_section::failed): Use format for
5366 (Output_reduced_debug_info_section::faild): Likewise.
5368 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5370 * script.cc (Lazy_demangler): New class.
5371 (Version_script_info::get_symbol_version_helper): Demangle a
5374 2009-01-29 Cary Coutant <ccoutant@google.com>
5376 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5378 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5380 2009-01-28 Ian Lance Taylor <iant@google.com>
5382 * version.cc (version_string): Bump to 1.9.
5384 * gold.h: Include <cstring> and <stdint.h>.
5385 * version.cc: Include <cstdio>.
5386 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5388 * reduced_debug_output.cc (insert_into_vector): Rename from
5389 Insert_into_vector; change all callers. Use Swap_unaligned to
5390 avoid aliasing issue; remove union since it is unnecessary.
5392 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5394 * Makefile.am (CCFILES): Add gc.cc.
5396 * Makefile.in: Regenerate.
5397 * gold.cc (Gc_runner): New class.
5398 (queue_initial_tasks): Call garbage collection related tasks
5399 when corresponding options are invoked.
5400 (queue_middle_gc_tasks): New function.
5401 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5402 processed early before laying out sections during garbage collection.
5403 * gold.h (queue_middle_gc_tasks): New function.
5404 (is_prefix_of): Move from "layout.cc".
5405 * i386.cc (Target_i386::gc_process_relocs): New function.
5406 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5407 * main.cc (main): Create object of class "Garbage_collection".
5408 * object.cc (Relobj::copy_symbols_data): New function.
5409 (Relobj::is_section_name_included): New function.
5410 (Sized_relobj::do_layout): Allow this function to be called twice
5411 during garbage collection and defer layout of section during the
5413 * object.h (Relobj::get_symbols_data): New function.
5414 (Relobj::is_section_name_included): New function.
5415 (Relobj::copy_symbols_data): New function.
5416 (Relobj::set_symbols_data): New function.
5417 (Relobj::get_relocs_data): New function.
5418 (Relobj::set_relocs_data): New function.
5419 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5420 (Relobj::gc_process_relocs): New function.
5421 (Relobj::do_gc_process_relocs): New pure virtual function.
5422 (Relobj::sd_): New data member.
5423 (Sized_relobj::is_output_section_offset_invalid): New function.
5424 (Sized_relobj::do_gc_process_relocs): New function.
5425 * options.h (General_options::gc_sections): Modify to not be a no-op.
5426 (General_options::print_gc_sections): New option.
5427 * plugin.cc (Plugin_finish::run): Remove function call to
5428 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5429 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5430 * reloc.cc (Read_relocs::run): Add task to process relocs and
5431 determine unreferenced sections when doing garbage collection.
5432 (Gc_process_relocs): New class.
5433 (Sized_relobj::do_gc_process_relocs): New function.
5434 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5435 sections that are garbage collected.
5436 * reloc.h (Gc_process_relocs): New class.
5437 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5438 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5439 symbols whose corresponding sections are garbage collected.
5440 (Symbol_table::Symbol_table): Add new parameter for the garbage
5442 (Symbol_table::gc_mark_undef_symbols): New function.
5443 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5444 (Symbol_table::gc_mark_dyn_syms): New function.
5445 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5447 (Symbol_table::add_from_object): Likewise.
5448 (Symbol_table::add_from_relobj): When building shared objects, do not
5449 treat externally visible symbols as garbage.
5450 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5451 table information for static and relocatable links.
5452 * symtab.h (Symbol_table::set_gc): New function.
5453 (Symbol_table::gc): New function.
5454 (Symbol_table::gc_mark_undef_symbols): New function.
5455 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5456 (Symbol_table::gc_mark_dyn_syms): New function.
5457 (Symbol_table::gc_): New data member.
5458 * target.h (Sized_target::gc_process_relocs): New pure virtual
5460 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5461 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5463 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5465 * options.h (General_options::gc_sections): Define as a no-op for now.
5466 (General_options::no_keep_memory): Ditto.
5467 (General_options::Bshareable): Define.
5468 * options.cc (General_options::finalize): Honor -Bshareable.
5470 2009-01-20 Andreas Schwab <schwab@suse.de>
5472 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5473 read the value in the contents, since we don't use it. Use the
5474 template endianness when writing.
5475 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5477 2009-01-19 Andreas Schwab <schwab@suse.de>
5479 * configure.tgt (powerpc64-*): Fix targ_obj.
5481 2009-01-15 Ian Lance Taylor <iant@google.com>
5483 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5484 local symbols when stripping all symbols.
5486 2009-01-14 Cary Coutant <ccoutant@google.com>
5488 * output.cc (Output_reloc): Add explicit instantiations.
5490 2009-01-14 Cary Coutant <ccoutant@google.com>
5492 * archive.cc (Archive::get_elf_object_for_member): Remove call
5493 to File_read::claim_for_plugin.
5494 * descriptors.cc (Descriptors::open): Remove reference to
5496 (Descriptors::claim_for_plugin): Remove.
5497 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5498 (Descriptors::is_claimed): Remove.
5499 (claim_descriptor_for_plugin): Remove.
5500 * fileread.cc (File_read::claim_for_plugin): Remove.
5501 * fileread.h (File_read::claim_for_plugin): Remove.
5502 (File_read::descriptor): Reopen descriptor if necessary.
5503 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5504 (Plugin_manager::all_symbols_read): Add task parameter. Change
5506 (Plugin_manager::get_input_file): New function.
5507 (Plugin_manager::release_input_file): New function.
5508 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5509 corresponding data member.
5510 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5511 and pass to base constructor. Change all callers.
5512 (get_input_file, release_input_file): New functions.
5513 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5514 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5515 (Plugin_manager::all_symbols_read): Add task parameter.
5516 (Plugin_manager::get_input_file): New function.
5517 (Plugin_manager::release_input_file): New function.
5518 (Plugin_manager::task_): New data member.
5519 (Pluginobj::Pluginobj): Add filesize parameter.
5520 (Pluginobj::filename): New function.
5521 (Pluginobj::descriptor): New function.
5522 (Pluginobj::filesize): New function.
5523 (Pluginobj::filesize_): New data member.
5524 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5525 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5526 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5528 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5529 with archive libraries.
5530 * testsuite/Makefile.in: Regenerate.
5531 * testsuite/plugin_test.c (struct sym_info): New type.
5532 (get_input_file, release_input_file): New static variables.
5533 (onload): Capture new transfer vector entries.
5534 (claim_file_hook): Stop reading at end of file according to filesize.
5535 Factor out parsing of readelf output into separate function.
5536 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5537 APIs and get the source file name from the symbol table. Convert
5538 source file name to corresponding object file name. Print info
5539 message when adding new input files.
5540 (parse_readelf_line): New function.
5541 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5542 * testsuite/plugin_test_2.sh: Likewise.
5543 * testsuite/plugin_test_3.sh: Likewise.
5544 * testsuite/plugin_test_4.sh: New test case.
5546 2009-01-07 Ian Lance Taylor <iant@google.com>
5548 * version.cc (version_string): Bump to 1.8.
5550 2008-12-23 Cary Coutant <ccoutant@google.com>
5552 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5553 * plugin.cc (Plugin_manager::finish): Rename as
5554 layout_deferred_objects. Move cleanup to separate function.
5555 (Plugin_manager::cleanup): New function.
5556 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5558 * plugin.h (Plugin_manager::finish): Rename as
5559 layout_deferred_objects.
5560 (Plugin_manager::cleanup): New function.
5561 (Plugin_manager::cleanup_done): New field.
5563 2008-12-23 Cary Coutant <ccoutant@google.com>
5565 * plugin.cc (is_visible_from_outside): New function.
5566 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5567 so we don't return "IR only" status for exported symbols or -r links.
5569 * testsuite/Makefile.am (plugin_test_3): New test case.
5570 * testsuite/Makefile.in: Regenerate.
5571 * testsuite/plugin_test_3.sh: New file.
5573 2008-12-22 Cary Coutant <ccoutant@google.com>
5575 * object.cc (Sized_relobj::layout_section): New function.
5576 (Sized_relobj::do_layout): Defer layout of input sections until after
5577 plugin has provided replacement files.
5578 (Sized_relobj::do_layout_deferred_sections): New function.
5579 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5580 (Relobj::layout_deferred_sections): New function.
5581 (Relobj::do_layout_deferred_sections): New function.
5582 (Sized_relobj::do_layout_deferred_sections): New function.
5583 (Sized_relobj::layout_section): New function.
5584 (Sized_relobj::Deferred_layout): New structure.
5585 (Sized_relobj::deferred_layout_): New field.
5586 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5587 Change all callers. Layout deferred sections.
5588 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5590 (Plugin_hook::run): Move code from do_plugin_hook inline.
5591 (Plugin_hook::do_plugin_hook): Remove.
5592 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5593 (Plugin_manager::finish): Renamed, was cleanup.
5594 (Plugin_manager::should_defer_layout): New function.
5595 (Plugin_manager::add_deferred_layout_object): New function.
5596 (Plugin_manager::Deferred_layout_list): New type.
5597 (Plugin_manager::deferred_layout_objects_): New field.
5598 (Plugin_hook::do_plugin_hook): Remove.
5600 2008-12-17 Ian Lance Taylor <iant@google.com>
5602 * options.h (class General_options): Add --no case for
5605 2008-12-16 Cary Coutant <ccoutant@google.com>
5607 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5609 (Plugin_manager::claim_file): Create plugin object even if
5610 plugin did not call the add_symbols callback.
5611 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5612 asking for more symbols than were added.
5613 * testsuite/Makefile.am (plugin_test_1): Add test case with
5615 (empty.syms): New target.
5616 * testsuite/Makefile.in: Regenerate.
5617 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5618 message. Don't call add_symbols if no globals.
5619 (all_symbols_read_hook): Don't provide replacement for empty
5622 2008-12-12 Ian Lance Taylor <iant@google.com>
5624 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5625 r_type == 0 for a local symbol with r_sym == 0.
5626 (scan_relocatable_relocs): Pass r_sym to
5627 local_non_section_strategy.
5628 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5631 * configure.ac: Update test for TLS descriptors: they are
5632 supported as of glibc 2.9.
5633 * configure: Rebuild.
5635 2008-12-11 Ian Lance Taylor <iant@google.com>
5638 * target-reloc.h (Default_scan_relocatable_relocs): For each
5639 function, map r_type == 0 to RELOC_DISCARD.
5641 2008-12-10 Cary Coutant <ccoutant@google.com>
5643 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5644 object to override a kept COMDAT group from a plugin object.
5646 2008-12-09 Ian Lance Taylor <iant@google.com>
5649 * yyscript.y (file_cmd): Handle INPUT.
5651 * testsuite/initpri1.c: Change all declarations to be full
5652 prototypes by adding void, to avoid compiler warnings.
5654 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5656 * options.cc (General_options::parse_plugin_opt): New.
5657 (General_options::add_plugin): The argument now is just the filename.
5658 (General_options::add_plugin_option): New.
5659 * options.h (plugin_opt): New.
5660 (add_plugin): Change argument name.
5661 (add_plugin_option): New.
5662 * plugin.cc (Plugin::load): Don't parse the plugin option.
5663 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5664 (Plugin::add_option): New.
5665 (Plugin::args_): Change type.
5666 (Plugin::filename_): New.
5667 (Plugin_manager::add_plugin_option): New.
5668 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5669 * testsuite/Makefile.in: Regenerate.
5671 2008-12-05 Cary Coutant <ccoutant@google.com>
5673 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5674 Handle --strip-lto-sections option.
5675 * options.h (strip_lto_sections): New option.
5677 2008-12-01 Cary Coutant <ccoutant@google.com>
5679 * plugin.cc (ld_plugin_message): Change format parameter to const.
5680 Fix mismatch between new[] and delete.
5682 2008-11-14 Cary Coutant <ccoutant@google.com>
5684 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5687 2008-11-05 Craig Silverstein <csilvers@google.com>
5689 * options.cc (General_options::parse_dynamic_list): New function.
5690 * options.h (General_options): New flags dynamic_list,
5691 dynamic_list_data, dynamic_list_cpp_new, and
5692 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5693 (General_options::in_dynamic_list): New function.
5694 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5695 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5696 (Lex::can_continue_name): Likewise.
5698 (read_script_file): New parameter script_options.
5699 (read_dynamic_list): New function.
5700 (Script_options::define_dynamic_list): New function.
5701 (dynamic_list_keyword_parsecodes): New variable.
5702 (dynamic_list_keywords): New variable.
5703 * script.h (Script_options::define_dynamic_list): New function
5705 (read_dynamic_list): New function prototype.
5706 * symtab.cc (strprefix): New macro.
5707 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5708 dynamic_list_data, dynamic_list_cpp_new, and
5709 dynamic_list_cpp_typeinfo.
5710 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5711 (dynamic_list_expr): New rule.
5712 (dynamic_list_nodes): Likewise.
5713 (dynamic_list_node): Likewise.
5714 * testsuite/Makefile.am (dynamic_list): New test.
5715 * testsuite/Makefile.in: Regenerated.
5716 * testsuite/dynamic_list.t: New file.
5717 * testsuite/dynamic_list.sh: New file.
5719 2008-11-05 Craig Silverstein <csilvers@google.com>
5721 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5722 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5723 (t11_last): Likewise.
5724 * testsuite/ver_test_6.c (main): Likewise.
5726 2008-10-07 Cary Coutant <ccoutant@google.com>
5728 * options.c (General_options::finalize): Add check for -static and
5730 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5733 2008-10-02 Cary Coutant <ccoutant@google.com>
5735 * plugin.cc (make_sized_plugin_object): Fix conditional
5736 compilation to work when not all targets are enabled.
5738 2008-09-29 Cary Coutant <ccoutant@google.com>
5740 * archive.cc (Archive::get_file_and_offset): Use filename instead
5741 of name to get library path.
5742 (Archive::include_member): Unlock external member of a thin archive.
5744 * testsuite/Makefile.am (TEST_AR): New variable.
5745 (thin_archive_test_1): New test.
5746 (thin_archive_test_2): New test.
5747 * testsuite/Makefile.in: Regenerate.
5748 * testsuite/thin_archive_main.cc: New file.
5749 * testsuite/thin_archive_test_1.cc: New file.
5750 * testsuite/thin_archive_test_2.cc: New file.
5751 * testsuite/thin_archive_test_3.cc: New file.
5752 * testsuite/thin_archive_test_4.cc: New file.
5754 2008-09-29 Cary Coutant <ccoutant@google.com>
5756 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5757 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5759 (Sized_relobj::do_finalize_local_symbols): Likewise.
5760 (Sized_relobj::map_to_kept_section): Likewise.
5761 * object.h (Sized_relobj::invalid_address): New constant.
5762 (Sized_relobj::do_output_section_offset): Check for invalid_address
5764 * output.cc (Output_reloc::local_section_offset): Use constant
5765 invalid_address instead of -1U.
5766 (Output_reloc::get_address): Likewise.
5767 (Output_section::output_address): Change -1U to -1ULL.
5768 * output.h (Output_reloc::invalid_address): New constant.
5769 * reloc.cc (Sized_relobj::write_sections): Use constant
5770 invalid_address instead of -1U.
5771 (Sized_relobj::relocate_sections): Likewise.
5772 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5773 values for merge sections.
5774 * target-reloc.h (relocate_for_relocatable): Use constant
5775 invalid_address instead of -1U.
5777 2008-09-19 Cary Coutant <ccoutant@google.com>
5779 Add plugin functionality for link-time optimization (LTO).
5780 * configure.ac (plugins): Add --enable-plugins option.
5781 * configure: Regenerate.
5782 * config.in: Regenerate.
5783 * Makefile.am (LIBDL): New variable.
5784 (CCFILES): Add plugin.cc.
5785 (HFILES): Add plugin.h.
5786 (ldadd_var): Add LIBDL.
5787 * Makefile.in: Regenerate.
5789 * archive.cc: Include "plugin.h".
5790 (Archive::setup): Don't preread archive symbols when using a plugin.
5791 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5792 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5794 (Archive::include_member): Add symbols from plugin objects.
5795 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5796 * descriptors.cc (Descriptors::open): Check for file descriptors
5797 abandoned by plugins.
5798 (Descriptors::claim_for_plugin): New function.
5799 * descriptors.h (Descriptors::claim_for_plugin): New function.
5800 (Open_descriptor::is_claimed): New field.
5801 (claim_descriptor_for_plugin): New function.
5802 * fileread.cc (File_read::claim_for_plugin): New function.
5803 * fileread.h (File_read::claim_for_plugin): New function.
5804 (File_read::descriptor): New function.
5805 * gold.cc: Include "plugin.h".
5806 (queue_initial_tasks): Add task to call plugin hooks for generating
5808 * main.cc: Include "plugin.h".
5809 (main): Load plugin libraries.
5810 * object.h (Pluginobj): Declare.
5811 (Object::pluginobj): New function.
5812 (Object::do_pluginobj): New function.
5813 (Object::set_target): New function.
5814 * options.cc: Include "plugin.h".
5815 (General_options::parse_plugin): New function.
5816 (General_options::General_options): Initialize plugins_ field.
5817 (General_options::add_plugin): New function.
5818 * options.h (Plugin_manager): Declare.
5819 (General_options): Add --plugin option.
5820 (General_options::has_plugins): New function.
5821 (General_options::plugins): New function.
5822 (General_options::add_plugin): New function.
5823 (General_options::plugins_): New field.
5824 * plugin.cc: New file.
5825 * plugin.h: New file.
5826 * readsyms.cc: Include "plugin.h".
5827 (Read_symbols::do_read_symbols): Check for archive before checking
5828 for ELF file. Call plugin hooks to claim files.
5829 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5830 from a real object file; force override when processing replacement
5832 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5833 (Symbol::init_base_object): Likewise.
5834 (Symbol::init_base_output_data): Likewise.
5835 (Symbol::init_base_output_segment): Likewise.
5836 (Symbol::init_base_constant): Likewise.
5837 (Symbol::init_base_undefined): Likewise.
5838 (Symbol::output_section): Assert that object is not a plugin.
5839 (Symbol_table::add_from_pluginobj): New function.
5840 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5842 (Symbol_table::sized_write_globals): Likewise.
5843 (Symbol_table::add_from_pluginobj): Instantiate template.
5844 * symtab.h (Sized_pluginobj): Declare.
5845 (Symbol::in_real_elf): New function.
5846 (Symbol::set_in_real_elf): New function.
5847 (Symbol::in_real_elf_): New field.
5848 (Symbol_table::add_from_pluginobj): New function.
5850 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5851 (LIBDL): New variable.
5853 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5854 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5855 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5856 (MOSTLYCLEANFILES): Likewise.
5857 * testsuite/Makefile.in: Regenerate.
5858 * testsuite/plugin_test.c: New file.
5859 * testsuite/plugin_test_1.sh: New file.
5860 * testsuite/plugin_test_2.sh: New file.
5862 2008-09-16 Ian Lance Taylor <iant@google.com>
5864 * target-reloc.h (relocate_section): Check whether a symbol is
5865 defined by the ABI before reporting an undefined symbol error.
5866 * target.h (Target::is_defined_by_abi): Make parameter const.
5867 (Target::do_is_defined_by_abi): Likewise.
5868 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5869 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5870 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5871 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5872 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5873 * testsuite/Makefile.in: Rebuild.
5875 * fileread.cc (make_view): Add casts to avoid warning.
5877 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5879 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5880 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5882 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5884 * options.h (General_options::output_is_executable): New.
5885 (General_options::output_is_pie): New.
5886 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5887 for shared libraries.
5888 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5890 2008-09-11 Chris Demetriou <cgd@google.com>
5892 * options.h (origin): New -z option.
5893 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5894 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5897 2008-09-05 Cary Coutant <ccoutant@google.com>
5899 * fileread.cc (File_read::make_view): Add check for attempt to map
5902 2008-09-05 Cary Coutant <ccoutant@google.com>
5904 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5905 explicit instantiations.
5907 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5910 * options.cc (General_options::finalize): Allow undefined symbols
5911 in shlibs if linking -shared.
5914 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5915 symbols as not needing a dynsym entry.
5917 2008-08-20 Craig Silverstein <csilvers@google.com>
5919 * fileread.cc (File_read::open): Do not lock the file unless it
5920 was successfully opened.
5922 2008-08-14 Cary Coutant <ccoutant@google.com>
5924 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5925 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5926 * testsuite/tls_test.cc (struct int128): 128-bit struct
5927 for testing TLS relocs with non-zero addend.
5928 (v12): New TLS variable.
5930 (t_last): Add check for v12.
5931 * testsuite/tls_test.h (t12): New function.
5932 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5934 2008-08-13 Ian Lance Taylor <iant@google.com>
5936 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5937 set tls_segment_ or relro_segment_.
5938 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5940 * output.h (Output_section::clear_is_relro): New function.
5941 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5942 sections specially even when output_data_ is empty.
5943 (Output_segment::maximum_alignment): When first section is relro,
5944 only force alignment for PT_LOAD segments.
5945 * script.cc (script_data_segment_align): New function.
5946 (script_data_segment_relro_end): New function.
5947 * script-c.h (script_data_segment_align): Declare.
5948 (script_data_segment_relro_end): Declare.
5949 * script-sections.h (class Script_sections): Declare
5950 data_segment_align and data_segment_relro_end. Add fields
5951 segment_align_index_ and saw_relro_end_.
5952 * script-sections.cc (class Sections_element): Add set_is_relro
5953 virtual function. Add new bool* parameter to place_orphan_here.
5954 Add get_output_section virtual function.
5955 (class Output_section_definition): Add set_is_relro. Add new
5956 bool* parameter to place_orphan_here. Add get_output_section.
5957 Add is_relro_ field.
5958 (Output_section_definition::Output_section_definition): Initialize
5959 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5960 and is_relro_ fields.
5961 (Output_section_definition::place_orphan_here): Add is_relro
5963 (Output_section_definition::set_section_addresses): Set relro for
5965 (Output_section_definition::alternate_constraint): Likewise.
5966 (class Orphan_output_section): Add new bool* parameter to
5967 place_orphan_here. Add get_output_section.
5968 (Orphan_output_section::place_orphan_here): Add is_relro
5970 (Script_sections::Script_sections): Initialize
5971 data_segment_align_index_ and saw_relro_end_.
5972 (Script_sections::data_segment_align): New function.
5973 (Script_sections::data_segment_relro_end): New function.
5974 (Script_sections::place_orphan): Set or clear is_relro.
5975 (Script_sections::set_section_addresses): Force alignment of first
5977 * yyscript.y (exp): Call script_data_segment_align and
5978 script_data_segment_relro_end.
5979 * testsuite/relro_script_test.t: New file.
5980 * testsuite/relro_test.cc (using_script): Declare.
5981 (t1, t2): Test using_script.
5982 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5983 (relro_script_test_SOURCES): Define.
5984 (relro_script_test_DEPENDENCIES): Define.
5985 (relro_script_test_LDFLAGS): Define.
5986 (relro_script_test_LDADD): Define.
5987 (relro_script_test.so): New target.
5988 * testsuite/Makefile.in: Rebuild.
5990 2008-08-06 Cary Coutant <ccoutant@google.com>
5992 * archive.cc (Archive::total_archives, Archive::total_members)
5993 (Archive::total_members_loaded): New variables.
5994 (Archive::setup): Add parameter. Add option to preread
5996 (Archive::read_armap): Add counter.
5997 (Archive::get_file_and_offset): New function.
5998 (Archive::get_elf_object_for_member): New function.
5999 (Archive::read_all_symbols): New function.
6000 (Archive::read_symbols): New function.
6001 (Archive::add_symbols): Add counters.
6002 (Archive::include_all_members): Use armap to find members if it's
6004 (Archive::include_member): Skip reading symbols if already read.
6005 Factored code into Archive::get_file_and_offset and
6006 Archive::get_elf_object_for_member. Changed call to
6007 Mapfile::report_include_archive_member.
6008 (Archive::print_stats): New function.
6009 * archive.h: Declare Object and Read_symbols_data classes.
6010 (Archive::Archive): Add initializers for new members.
6011 (Archive::setup): Add parameter.
6012 (Archive::print_stats): New function.
6013 (Archive::total_archives, Archive::total_members)
6014 (Archive::total_members_loaded): New variables.
6015 (Archive::get_file_and_offset): New function.
6016 (Archive::get_elf_object_for_member): New function.
6017 (Archive::read_all_symbols): New function.
6018 (Archive::read_symbols): New function.
6019 (Archive::Archive_member): New class.
6020 (Archive::members_): New member.
6021 (Archive::num_members_): New member.
6022 * main.cc: Include archive.h.
6023 (main): Call Archive::print_stats.
6024 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6025 archive parameter; member_name is now the fully-decorated name.
6026 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6027 * options.h: (General_options): Add --preread-archive-symbols option.
6028 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6031 2008-08-04 Ian Lance Taylor <iant@google.com>
6033 * symtab.h (Symbol::use_plt_offset): New function.
6034 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6035 * powerpc.cc (Relocate::relocate): Likewise.
6036 * sparc.cc (Relocate::relocate): Likewise.
6037 * x86_64.cc (Relocate::relocate): Likewise.
6038 * testsuite/weak_plt.sh: New test.
6039 * testsuite/weak_plt_main.cc: New test.
6040 * testsuite/weak_plt_shared.cc: New test.
6041 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6042 (check_PROGRAMS): Add weak_plt.
6043 (check_DATA): Add weak_plt_shared.so.
6044 (weak_plt_main_pic.o, weak_plt): New targets.
6045 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6046 * testsuite/Makefile.in: Rebuild.
6048 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6050 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6051 * testsuite/Makefile.in: Rebuild.
6053 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6055 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6056 * Makefile.in: Regenerate.
6057 * po/POTFILES.in: Regenerate.
6059 2008-07-29 Ian Lance Taylor <iant@google.com>
6061 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6062 symbols before other symbols.
6063 * testsuite/script_test_2.cc (test_addr): Declare.
6064 (test_addr_alias): Declare.
6065 (main): Check that test_addr and test_addr_alias have the right
6067 * testsuite/script_test_2.t: Define test_addr_alias and
6070 2008-07-24 Ian Lance Taylor <iant@google.com>
6073 * descriptors.cc: New file.
6074 * descriptors.h: New file.
6075 * gold-threads.h (class Hold_optional_lock): New class.
6076 * fileread.cc: Include "descriptors.h".
6077 (File_read::~File_read): Release descriptor rather than closing
6079 (File_read::open) [file]: Call open_descriptor rather than open.
6080 Set is_descriptor_opened_.
6081 (File_read::open) [memory]: Assert that descriptor is not open.
6082 (File_read::reopen_descriptor): New function.
6083 (File_read::release): Release descriptor.
6084 (File_read::do_read): Make non-const. Reopen descriptor.
6085 (File_read::read): Make non-const.
6086 (File_read::make_view): Reopen descriptor.
6087 (File_read::do_readv): Likewise.
6088 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6089 Update declarations.
6090 * layout.cc: Include "descriptors.h".
6091 (Layout::create_build_id): Use open_descriptor rather than open.
6092 * output.cc: Include "descriptors.h".
6093 (Output_file::open): Use open_descriptor rather than open.
6094 * archive.cc (Archive::const_iterator): Change Archive to be
6096 (Archive::begin, Archive::end): Make non-const.
6097 (Archive::count_members): Likewise.
6098 * archive.h (class Archive): Update declarations.
6099 * object.h (Object::read): Make non-const.
6100 * Makefile.am (CCFILES): Add descriptors.cc.
6101 (HFILES): Add descriptors.h.
6102 * Makefile.in: Rebuild.
6105 * gold.h: Always include <clocale>. Add Solaris workarounds
6106 following code in binutils/sysdep.h.
6109 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6110 this->eh_frame_hdr_ is NULL before using it.
6112 * dynobj.cc (Versions::Versions): Update comment.
6114 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6115 the base version name.
6117 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6118 array size plus one.
6119 (Stringpool_template::set_string_offsets): Subtract one from key
6120 before using it as an array index.
6121 (Stringpool_template::get_offset_with_length): Likewise.
6122 (Stringpool_template::write_to_buffer): Likewise.
6123 * stringpool.h (Stringpool_template::get_offset_from_key):
6126 2008-07-23 Ian Lance Taylor <iant@google.com>
6129 * object.h (Merged_symbol_value::value): Do our best to handle a
6133 * script.cc (Version_script_info::get_versions): Don't add empty
6134 version tag to return value.
6135 (Version_script_info::get_symbol_version_helper): Change return
6136 type to bool. Add pversion parameter. Change all callers.
6137 (script_register_vers_node): Don't require a non-NULL tag.
6138 * script.h (class Version_script_info): Update declarations.
6139 (Version_script_info::get_symbol_version): Change return type to
6140 bool. Add version parameter. Change all callers.
6141 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6142 handling. Handle an empty version from a version script.
6143 (Symbol_table::define_special_symbol): Likewise.
6144 * testsuite/ver_test_10.script: New file.
6145 * testsuite/ver_test_10.sh: New file.
6146 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6147 (check_DATA): Add ver_test_10.syms.
6148 (ver_test_10.syms, ver_test_10.so): New target.
6149 * testsuite/Makefile.in: Rebuild.
6151 2008-07-23 Simon Baldwin <simonb@google.com>
6153 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6154 to zero for undefined symbols from dynamic libraries.
6156 2008-07-23 Ian Lance Taylor <iant@google.com>
6158 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6160 * symtab.h (class Symbol_table): Update declaration.
6161 * testsuite/ver_test_9.cc: New file.
6162 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6163 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6164 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6165 (ver_test_9.so, ver_test_9.o): New targets.
6166 * testsuite/Makefile.in: Rebuild.
6168 2008-07-22 Ian Lance Taylor <iant@google.com>
6170 * options.h (class General_options): Define --check-sections.
6171 * layout.cc (Layout::set_segment_offsets): Handle
6174 * options.h (class General_options): Define -n/--nmagic and
6176 * options.cc (General_options::finalize): For -n/--nmagic or
6177 -N/--omagic, set -static.
6178 * layout.cc (Layout::attach_allocated_section_to_segment): If
6179 -N/--omagic, don't put read-only and read-write sections in
6181 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6182 finding a read-only segment.
6183 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6184 don't set the minimum segment alignment to the common page size,
6185 and don't set the file offset to the address modulo the page size.
6186 * script-sections.cc (Script_sections::create_segments): If
6187 -n/--omagic, don't put read-only and read-write sections in
6190 * cref.cc: New file.
6192 * options.h (class General_options): Add --print-symbol-counts.
6193 * main.cc (main): Issue defined symbol report if requested.
6194 * archive.cc (Archive::interpret_header): Make into a const member
6196 (Archive::add_symbols): Call Input_objects::archive_start and
6198 (Archive::const_iterator): Define new class.
6199 (Archive::begin, Archive::end): New functions.
6200 (Archive::include_all_members): Rewrite to use iterator.
6201 (Archive::count_members): New function.
6202 * archive.h (class Archive): Update declarations.
6203 (Archive::filename): New function.
6204 * object.cc: Include "cref.h".
6205 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6206 (Sized_relobj::do_get_global_symbol_counts): New function.
6207 (Input_objects::add_object): Add object to cross-referencer.
6208 (Input_objects::archive_start): New function.
6209 (Input_objects::archive_stop): New function.
6210 (Input_objects::print_symbol_counts): New function.
6211 * object.h: Declare Cref and Archive.
6212 (Object::get_global_symbol_counts): New function.
6213 (Object::do_get_global_symbol_counts): New pure virtual function.
6214 (class Sized_relobj): Add defined_count_ field. Update
6216 (class Input_objects): Add cref_ field. Update constructor.
6217 Update declarations.
6218 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6220 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6222 (Sized_dynobj::do_get_global_symbol_counts): New function.
6223 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6224 defined_count_. Update declarations. Define Symbols typedef.
6225 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6226 parameter. Change all callers.
6227 (Symbol_table::add_from_dynobj): Add sympointers and defined
6228 parameters. Change all callers.
6229 * symtab.h (class Symbol_table): Update declarations.
6230 * Makefile.am (CCFILES): Add cref.cc.
6231 (HFILES): Add cref.h.
6232 * Makefile.in: Rebuild.
6234 2008-07-22 Simon Baldwin <simonb@google.com>
6236 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6237 to zero when writing undefined symbols.
6239 2008-07-22 Ian Lance Taylor <iant@google.com>
6241 * output.cc (Output_section::add_input_section): Don't try to
6242 merge empty merge sections.
6244 2008-07-21 Craig Silverstein <csilvers@google.com>
6246 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6247 Include symbol version in error message.
6249 2008-07-20 Chris Demetriou <cgd@google.com>
6251 * configure.ac (gold_cv_c_random_seed): New configured variable.
6252 (RANDOM_SEED_CFLAGS): New substituted variable.
6253 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6254 * configure: Rebuild.
6255 * Makefile.in: Likewise.
6256 * testsuite/Makefile.in: Likewise.
6258 2008-07-18 Ian Lance Taylor <iant@google.com>
6260 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6261 where we see NAME/NULL and NAME/VERSION as separate symbols.
6262 * testsuite/ver_test_main.cc (main): Call t4.
6263 (t4, t4_2a): Define.
6264 * testsuite/ver_test_2.cc (t4_2): Define.
6265 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6266 * testsuite/ver_test_4.cc (t4_2a): Define.
6267 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6268 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6270 2008-07-17 Ian Lance Taylor <iant@google.com>
6272 * dynobj.cc (Versions::add_def): If we give an error about a
6273 missing version, go ahead and create the version anyhow.
6275 2008-07-10 Ian Lance Taylor <iant@google.com>
6277 Handle output sections with more than 0x7fffffff bytes.
6278 * object.h (class Relobj): Change map_to_output_ to
6279 output_sections_, and just keep a section pointer. Change all
6280 uses. Move comdat group support to Sized_relobj.
6281 (Relobj::is_section_specially_mapped): Remove.
6282 (Relobj::output_section): Remove poff parameter. Change all
6284 (Relobj::output_section_offset): New function.
6285 (Relobj::set_section_offset): Rewrite.
6286 (Relobj::map_to_output): Remove.
6287 (Relobj::output_sections): New function.
6288 (Relobj::do_output_section_offset): New pure virtual function.
6289 (Relobj::do_set_section_offset): Likewise.
6290 (class Sized_relobj): Add section_offsets_ field. Add comdat
6291 group support from Relobj. Update declarations.
6292 (Sized_relobj::get_output_section_offset): New function.
6293 (Sized_relobj::do_output_section_offset): New function.
6294 (Sized_relobj::do_set_section_offset): New function.
6295 * object.cc (Relobj::output_section_address): Remove.
6296 (Sized_relobj::Sized_relobj): Initialize new fields.
6297 (Sized_relobj::include_section_group): Cast find_kept_object to
6299 (Sized_relobj::include_linkonce_section): Likewise.
6300 (Sized_relobj::do_layout): Use separate arrays for output section
6302 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6304 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6305 output_sections and section_offsets.
6306 (Sized_relobj::write_local_symbols): Likewise.
6307 (map_to_kept_section): Compute output address directly.
6308 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6309 output_sections and section_offsets.
6310 (Sized_relobj::write_sections): Likewise.
6311 (Sized_relobj::relocate_sections): Likewise.
6312 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6313 * output.h (class Output_reloc): Update declarations. Change
6314 u2_.relobj to Sized_relobj*.
6315 (class Output_data_reloc): Change add functions to use
6317 * output.cc (Output_reloc::Output_reloc): Change relobj to
6319 (Output_reloc::local_section_offset): Change return type to
6320 Elf_Addr. Use get_output_section_offset.
6321 (Output_reloc::get_address): Likewise.
6322 (Output_section::is_input_address_mapped): Don't call
6323 is_section_specially_mapped.
6324 (Output_section::output_offset): Likewise.
6325 (Output_section::output_address): Likewise.
6326 (Output_section::starting_output_address): Likewise.
6327 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6328 parameter to Sized_relobj*.
6329 (Copy_relocs::need_copy_reloc): Likewise.
6330 (Copy_relocs::save): Likewise.
6331 * copy-relocs.h (class Copy_relocs): Update declarations.
6332 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6333 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6334 * target-reloc.h (relocate_for_relocatable): Change
6335 offset_in_output_section type to Elf_Addr. Change code that uses
6337 * layout.cc (Layout::layout): Always set *off.
6338 * mapfile.cc (Mapfile::print_input_section): Use
6339 output_section_offset.
6340 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6342 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6343 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6344 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6346 2008-07-03 Ian Lance Taylor <iant@google.com>
6348 * layout.cc (Layout::include_section): Do not discard unrecognized
6349 SHT_STRTAB sections.
6351 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6353 * script.cc (Lex::can_continue_name): Make '?' allowable in
6354 version-script names.
6355 * testsuite/version_script.map: Change glob pattern to use '?'
6357 2008-06-30 Manish Singh <yosh@gimp.org>
6360 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6363 2008-06-30 Ian Lance Taylor <iant@google.com>
6367 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6368 versions]: Don't try to read the value in the contents, since we
6369 don't use it. Use the template endianness when writing.
6371 2008-06-25 Cary Coutant <ccoutant@google.com>
6373 * fileread.cc (File_read::make_view): Assert on zero-length view.
6374 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6375 symbol table when there are no symbols to read.
6377 2008-06-23 Craig Silverstein <csilvers@google.com>
6379 * version.cc (version_string): Bump to 1.7
6381 2008-06-18 Craig Silverstein <csilvers@google.com>
6383 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6384 constant 0xFFFF to type Valtype.
6385 (Powerpc_relocate_functions::rel16_ha): Likewise.
6387 2008-06-17 Ian Lance Taylor <iant@google.com>
6389 * output.h (Output_section::Input_section): Initialize p2align_ to
6390 zero for Output_section_data constructors.
6391 (Output_section::Input_section::addralign): If not an input
6392 section, return the alignment of the Output_section_data.
6393 * testsuite/copy_test.cc: New file.
6394 * testsuite/copy_test_1.cc: New file.
6395 * testsuite/copy_test_2.cc: New file.
6396 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6397 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6398 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6399 (copy_test_1_pic.o, copy_test_1.so): New targets.
6400 (copy_test_2_pic.o, copy_test_2.so): New targets.
6401 * testsuite/Makefile.in: Rebuild.
6403 * script-sections.cc (Script_sections::place_orphan): Initialize
6404 local variable exact.
6406 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6408 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6410 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6411 David S. Miller <davem@davemloft.net>
6413 * powerpc.cc: New file.
6414 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6415 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6416 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6417 * Makefile.in: Rebuild.
6419 2008-06-09 Ian Lance Taylor <iant@google.com>
6421 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6423 (throwing, orig_terminate): New static variables.
6424 (terminate_handler): New static function.
6425 (t2): Set terminate handler.
6427 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6430 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6433 2008-05-30 Cary Coutant <ccoutant@google.com>
6435 * archive.cc (Archive::include_all_members) Correct to step
6436 over symbol table and extended name table in thin archives.
6438 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6441 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6444 2008-05-28 Caleb Howe <cshowe@google.com>
6446 * reduced_debug_output.cc: New file.
6447 * reduced_debug_output.h: New file.
6448 * options.h (class General_options): Add --strip-debug-non-line.
6449 * options.cc (General_options::finalize): Add strip_debug_non_line
6450 to the strip heirarchy.
6451 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6453 * layout.cc: Include "reduced_debug_output.h".
6454 (Layout::Layout): Initialize new fields.
6455 (line_only_debug_sections): New static array.
6456 (is_lines_only_debug_sections): New static inline function.
6457 (Layout::include_section): Handle --strip-debug-non-line.
6458 (Layout::make_output_section): If --strip-debug-non-line, build
6459 new output sections for .debug_abbrev and .debug_info.
6460 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6461 gold. Warn about possible overflow.
6462 (read_signed_LEB_128): Likewise.
6463 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6464 (read_signed_LEB_128): Declare.
6465 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6466 (HFILES): Add reduced_debug_output.h.
6467 * Makefile.in: Rebuild.
6469 2008-05-21 Ian Lance Taylor <iant@google.com>
6471 * mapfile.cc: New file.
6472 * mapfile.h: New file.
6473 * options.h (class General_options): Add -M/--print-map and -Map.
6474 * options.cc (General_options::finalize): Make -M equivalent to
6476 * main.cc: Include <cstdio> and "mapfile.h".
6477 (main): Open mapfile if requested.
6478 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6479 constructor. Change caller.
6480 (queue_initial_tasks): Add mapfile parameter. Change caller.
6481 (queue_middle_tasks): Likewise.
6482 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6484 * archive.cc: Include "mapfile.h".
6485 (Archive::add_symbols): Add mapfile parameter. Change all
6486 callers. Pass mapfile, symbol, and reason to include_member.
6487 (Archive::include_all_members): Add mapfile parameter. Change all
6489 (Archive::include_member): Add mapfile, sym, and why parameters.
6490 Change all callers. Report inclusion to map file.
6491 * archive.h: Include "fileread.h".
6492 (class Archive): Update declarations.
6493 (Archive::file): New const method.
6494 (class Add_archive_symbols): Add mapfile_ field. Update
6495 constructor. Change all callers.
6496 * readsyms.h (class Read_symbols): Likewise.
6497 (class Finish_group): Likewise.
6498 (class Read_script): Likewise.
6499 * common.cc: Include "mapfile.h".
6500 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6502 (Symbol_table::do_allocate_commons): Likewise.
6503 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6504 symbol allocation to mapfile.
6505 * common.h (class Allocate_commons_task): Add mapfile_ field.
6506 Update constructor. Change all callers.
6507 * symtab.h (class Symbol_table): Update declarations.
6508 * layout.cc: Include "mapfile.h".
6509 (Layout_task_runner::run): Print information to mapfile.
6510 (Layout::create_gold_note): Change Output_data_fixed_space to
6511 Output_data_zero_fill.
6512 (Layout::create_build_id): Likewise.
6513 (Layout::print_to_mapfile): New function.
6514 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6515 constructor. Change caller.
6516 (class Layout): Declare print_to_mapfile.
6517 * output.cc (Output_section::Input_section::print_to_mapfile): New
6519 (Output_section::add_input_section): If producing a map, always
6520 add to input_sections_ list.
6521 (Output_section::do_print_to_mapfile): New function.
6522 (Output_segment::print_sections_to_mapfile): New function.
6523 (Output_segment::print_section_list_to_mapfile): New function.
6524 * output.h: Include "mapfile.h".
6525 (Output_data::print_to_mapfile): New function.
6526 (Output_data::do_print_to_mapfile): New virtual function.
6527 (Output_segment_headers::do_print_to_mapfile): New function.
6528 (Output_file_header::do_print_to_mapfile): New function.
6529 (Output_data_const::do_print_to_mapfile): New function.
6530 (class Output_data_const_buffer): Add map_name_ field. Update
6531 constructor. Change all callers. Add do_print_to_mapfile
6533 (class Output_data_fixed_space): Likewise.
6534 (class Output_data_space): Likewise.
6535 (class Output_data_zero_fill): New class.
6536 (Output_data_strtab::do_print_to_mapfile): New function.
6537 (Output_data_reloc_base::do_print_to_mapfile): New function.
6538 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6539 (Output_data_group::do_print_to_mapfile): New function.
6540 (Output_data_got::do_print_to_mapfile): New function.
6541 (Output_data_dynamic::do_print_to_mapfile): New function.
6542 (Output_symtab_xindex::do_print_to_mapfile): New function.
6543 (class Output_section): Declare do_print_to_mapflie. Declare
6544 print_to_mapfile in Input_section.
6545 (class Output_segment): Declare new functions.
6546 * object.h (Sized_relobj::symbol_count): New function.
6547 * script-sections.cc
6548 (Output_section_element_dot_assignment::set_section_addresses):
6549 Change Output_data_fixed_space to Output_data_zero_fill.
6550 (Output_data_expression::do_print_to_mapfile): New function.
6551 * script.cc (read_input_script): Add mapfile parameter. Change
6553 * script.h (read_input_script): Update declaration.
6554 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6555 (Eh_frame::do_print_to_mapfile): New function.
6556 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6557 (Output_merge_string::do_print_to_mapfile): New function.
6558 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6560 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6562 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6564 * Makefile.am (CCFILES): Add mapfile.cc.
6565 (HFILES): Add mapfile.h.
6566 * Makefile.in: Rebuild.
6568 2008-05-19 Ian Lance Taylor <iant@google.com>
6570 * options.h (class General_options): Add -z relro.
6571 * layout.cc (Layout::Layout): Initialize relro_segment_.
6572 (Layout::add_output_section_data): Return the output section.
6573 (Layout::make_output_section): Rcognize relro sections and mark
6575 (Layout::attach_allocated_section_to_segment): Put relro sections
6576 in a PT_GNU_RELRO segment.
6577 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6579 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6581 (Layout::linkonce_mapping): Map d.rel.ro.local to
6583 (Layout::output_section_name): Us .data.rel.ro.local for any
6584 section which begins with that.
6585 * layout.h (class Layout): Update add_output_section_data
6586 declaration. Add relro_segment_ field.
6587 * output.cc (Output_section::Output_section): Initialize is_relro_
6588 and is_relro_local_ fields.
6589 (Output_segment::add_output_section): Group relro sections.
6590 (Output_segment::is_first_section_relro): New function.
6591 (Output_segment::maximum_alignment): If there is a relro section,
6592 align the segment to the common page size.
6593 (Output_segment::set_section_addresses): Track whether we are
6594 looking at relro sections. If the last section is a relro
6595 section, align to the common page size.
6596 (Output_segment::set_section_list_addresses): Add in_relro
6597 parameter. Change all callers. Align to the page size when
6598 moving from relro to non-relro section.
6599 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6601 * output.h (class Output_section): Add is_relro_ and
6602 is_relro_local_ fields.
6603 (Output_section::is_relro): New function.
6604 (Output_section::set_is_relro): New function.
6605 (Output_section::is_relro_local): New function.
6606 (Output_section::set_is_relro_local): New function.
6607 (class Output_segment): Update declarations.
6608 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6609 * sparc.cc (Target_sparc::got_section): Likewise.
6610 * x86_64.cc (Target_x86_64::got_section): Likewise.
6611 * testsuite/relro_test_main.cc: New file.
6612 * testsuite/relro_test.cc: New file.
6613 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6614 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6615 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6616 (relro_test.so, relro_test_pic.o): New targets.
6617 * testsuite/Makefile.in: Rebuild.
6619 2008-05-16 Ian Lance Taylor <iant@google.com>
6621 * output.cc (Output_segment::add_output_section): Remove front
6623 * output.h (class Output_segment): Remove
6624 add_initial_output_section and overloaded add_output_section.
6625 Update declaration of remaining add_output_section.
6626 * layout.cc (Layout::create_interp): Call add_output_section
6627 rather than add_initial_output_section.
6628 (Layout::finish_dynamic_section): Likewise.
6630 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6631 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6632 know the dynamic type.
6633 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6634 field. Initialize it in constructor.
6635 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6636 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6637 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6640 * output.cc (Output_reloc::get_address): Change return type to
6642 * output.h (class Output_reloc): Update get_address declaration.
6643 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6644 for section addresses.
6646 2008-05-09 Ian Lance Taylor <iant@google.com>
6649 * gold.cc (gold_nomem): Use return value of write.
6651 2008-05-08 Ian Lance Taylor <iant@google.com>
6653 * symtab.c (Symbol::init_base_output_data): Add version
6654 parameter. Change all callers.
6655 (Symbol::init_base_output_segment): Likewise.
6656 (Symbol::init_base_constant): Likewise.
6657 (Symbol::init_base_undefined): Likewise.
6658 (Sized_symbol::init_output_data): Likewise.
6659 (Sized_symbol::init_output_segment): Likewise.
6660 (Sized_symbol::init_constant): Likewise.
6661 (Sized_symbol::init_undefined): Likewise.
6662 (Symbol_table::do_define_in_output_data): If the new symbol has a
6663 version, mark it as the default.
6664 (Symbol_table::do_define_in_output_segment): Likewise.
6665 (Symbol_table::do_define_as_constant): Likewise.
6666 * symtab.h (class Symbol): Update declarations.
6667 (class Sized_symbol): Likewise.
6668 * resolve.cc (Symbol::override_version): New function.
6669 (Symbol::override_base): Call override_version.
6670 (Symbol::override_base_with_special): Likewise.
6671 * testsuite/ver_script_8.script: New file.
6672 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6673 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6674 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6675 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6677 2008-05-06 Ian Lance Taylor <iant@google.com>
6680 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6682 (class General_options): Remove existing --undefined, and add
6683 --no-undefined instead. Add new --undefined as synonym for -u.
6684 * archive.cc (Archive::add_symbols): Check whether symbol was
6686 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6687 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6688 all uses. Add IS_UNDEFINED. Update declarations to split
6689 different versions of init_base. Declare init_base_undefined.
6690 (Symbol::is_defined): Handle IS_UNDEFINED.
6691 (Symbol::is_undefined): Likewise.
6692 (Symbol::is_weak_undefined): Call is_undefined.
6693 (Symbol::is_absolute): Handle IS_CONSTANT.
6694 (class Sized_symbol): Update declarations to split different
6695 versions of init. Declare init_undefined.
6696 (class Symbol_table): Declare new functions.
6697 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6699 (Symbol::init_base_output_data): Likewise.
6700 (Symbol::init_base_output_segment): Likewise.
6701 (Symbol::init_base_constant): Likewise.
6702 (Symbol::init_base_undefined): New function.
6703 (Sized_symbol::init_object): Rename from init. Change all
6705 (Sized_symbol::init_output_data): Likewise.
6706 (Sized_symbol::init_output_segment): Likewise.
6707 (Sized_symbol::init_constant): Likewise.
6708 (Sized_symbol::init_undefined): New function.
6709 (Symbol_table::add_undefined_symbols_from_command_line): New
6711 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6713 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6714 (Symbol::output_section): Likewise.
6715 (Symbol::set_output_section): Likewise.
6716 (Symbol_table::sized_finalize_symbol): Likewise.
6717 (Symbol_table::sized_write_globals): Likewise.
6718 * resolve.cc (Symbol_table::should_override): Likewise.
6719 (Symbol::override_base_with_special): Likewise.
6721 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6722 symbol, change it to have default visibility.
6723 * testsuite/protected_1.cc: New file.
6724 * testsuite/protected_2.cc: New file.
6725 * testsuite/protected_3.cc: New file.
6726 * testsuite/protected_main_1.cc: New file.
6727 * testsuite/protected_main_2.cc: New file.
6728 * testsuite/protected_main_3.cc: New file.
6729 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6730 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6731 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6732 (protected_1.so): New target.
6733 (protected_1_pic.o, protected_2_pic.o): New targets.
6734 (protected_3_pic.o): New target.
6735 (check_PROGRAMS): Add protected_2.
6736 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6737 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6738 * testsuite/Makefile.in: Rebuild.
6740 * options.h (DEFINE_var): Add set_user_set_##varname__.
6741 (DEFINE_bool_alias): New macro.
6742 (class General_options): Define -Bstatic using DEFINE_bool_alias
6743 rather than DEFINE_special. Add --undefined as an alias for -z
6745 * options.cc (General_options::parse_Bstatic): Remove.
6747 * options.h (class General_options): Add --fatal-warnings.
6748 * main.cc (main): Implement --fatal-warnings.
6749 * errors.h (Errors::warning_count): New function.
6751 * options.h (class General_options): Add -Bsymbolic-functions.
6752 * symtab.h (Symbol::is_preemptible): Check for
6753 -Bsymbolic-functions.
6755 2008-05-05 Ian Lance Taylor <iant@google.com>
6757 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6758 as noVARNAME rather than no-VARNAME.
6759 (class General_options): Add option -z combreloc.
6760 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6762 (Output_reloc::sort_before) [SHT_REL]: New function.
6763 (Output_reloc::sort_before) [SHT_RELA]: New function.
6764 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6765 Sort_relocs_comparison.
6766 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6767 parameter. Change all callers.
6768 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6769 sort_relocs parameter. Change all callers.
6770 * output.cc (Output_reloc::get_address): New function, broken out
6772 (Output_reloc::write_rel): Call it.
6773 (Output_reloc::compare): New function.
6774 (Output_data_reloc_base::do_write): Optionally sort relocs.
6776 * configure.ac: If targ_extra_obj is set, link it in.
6777 * configure.tgt: Initialize all variables.
6778 (x86_64*): Set targ_extra_obj and targ_extra_size.
6779 * configure: Rebuild.
6781 * object.cc (Sized_relobj::include_section_group): Adjust section
6782 indexes read from group data. Build vector to pass to
6784 * layout.cc (Layout::layout_group): Add flags and shndxes
6785 parameters. Remove contents parameter. Change caller. Update
6786 explicit instantiations.
6787 * layout.h (class Layout): Update layout_group declaration.
6788 * output.cc (Output_data_group::Output_data_group): Add flags and
6789 input_shndxes parameters. Remove contents parameter. Change
6791 (Output_data_group::do_write): Change input_sections_ to
6793 * output.h (class Output_data_group): Update constructor
6794 declaration. Rename input_sections_ to input_shndxes_.
6795 * testsuite/many_sections_test.cc: Add template.
6797 2008-04-30 Cary Coutant <ccoutant@google.com>
6799 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6801 * layout.cc (Layout::include_section): Refactored check for debug
6803 (Layout::add_comdat): Add new parameters. Change type
6804 of signature parameter. Add object and shndx to signatures table.
6805 (Layout::find_kept_object): New function.
6806 * layout.h: Include <cstring>.
6807 (Layout::is_debug_info_section): New function.
6808 (Layout::add_comdat): Add new parameters.
6809 (Layout::find_kept_object): New function.
6810 (Layout::Kept_section): New struct.
6811 (Layout::Signatures): Change type of map range.
6812 * object.cc (Relobj::output_section_address): New function.
6813 (Sized_relobj::include_section_group): Add new parameters. Change
6814 calls to Layout::add_comdat. Change to build table of kept comdat
6815 groups and table mapping discarded sections to kept sections.
6816 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6817 (Sized_relobj::do_layout): Change calls to include_section_group and
6818 include_linkonce_section.
6819 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6820 value to zero when section is discarded.
6821 (Sized_relobj::map_to_kept_section): New function.
6822 * object.h (Relobj::output_section_address): New function.
6823 (Relobj::Comdat_group): New type.
6824 (Relobj::find_comdat_group): New function.
6825 (Relobj::Comdat_group_table): New type.
6826 (Relobj::Kept_comdat_section): New type.
6827 (Relobj::Kept_comdat_section_table): New type.
6828 (Relobj::add_comdat_group): New function.
6829 (Relobj::set_kept_comdat_section): New function.
6830 (Relobj::get_kept_comdat_section): New function.
6831 (Relobj::comdat_groups_): New field.
6832 (Relobj::kept_comdat_sections_): New field.
6833 (Symbol_value::input_value): Update comment.
6834 (Sized_relobj::map_to_kept_section) New function.
6835 (Sized_relobj::include_linkonce_section): Add new parameter.
6836 * target-reloc.h (Comdat_behavior): New type.
6837 (get_comdat_behavior): New function.
6838 (relocate_section): Add code to map a discarded section to the
6839 corresponding kept section when applying a relocation.
6841 2008-04-30 Craig Silverstein <csilvers@google.com>
6843 * dwarf_reader.cc (next_generation_count): New static var.
6844 (Addr2line_cache_entry): New struct.
6845 (addr2line_cache): New static var.
6846 (Dwarf_line_info::one_addr2line): Added caching.
6847 (Dwarf_line_info::clear_addr2line_cache): New function.
6848 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6849 cache-size parameter.
6850 (Dwarf_line_info::one_addr2line_cache): New function.
6851 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6852 new cache-size argument to one_addr2line(), and clear cache.
6854 2008-04-28 Cary Coutant <ccoutant@google.com>
6856 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6857 R_386_PC8 relocations.
6859 2008-04-23 Ian Lance Taylor <iant@google.com>
6861 * object.cc (Sized_relobj::include_section_group): Check for
6862 invalid section group.
6864 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6867 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6868 than read for file header.
6869 * archive.cc (Archive::include_member): Likewise.
6871 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6873 * aclocal.m4: Regenerate.
6874 * configure: Regenerate.
6876 2008-04-19 Ian Lance Taylor <iant@google.com>
6878 * version.cc (version_string): Bump to 1.6.
6880 * testsuite/Makefile.am (many_sections_r_test): New target.
6881 (many_sections_r_test_SOURCES): Remove.
6882 (many_sections_r_test_DEPENDENCIES): Remove.
6883 (many_sections_r_test_LDFLAGS): Remove.
6884 (many_sections_r_test_LDADD): Remove.
6886 * object.cc (Sized_relobj::do_add_symbols): Always pass
6887 local_symbol_count_ to add_from_relobj.
6889 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6890 every thousand variables.
6891 * testsuite/Makefile.in: Rebuild.
6893 * object.cc (Xindex::initialize_symtab_xindex): New function.
6894 (Xindex::read_symtab_xindex): New function.
6895 (Xindex::sym_xindex_to_shndx): New function.
6896 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6898 (Sized_relobj::do_initialize_xindex): New function.
6899 (Sized_relobj::do_read_symbols): Adjust section links.
6900 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6901 parameter. Change all callers.
6902 (Sized_relobj::include_section_group): Adjust section links and
6903 symbol section indexes.
6904 (Sized_relobj::do_layout): Adjust section links.
6905 (Sized_relobj::do_count_local_symbols): Adjust section links and
6906 symbol section indexes.
6907 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6908 ordinary and special symbols.
6909 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6910 dynsym_xindex parameters. Change all callers. Adjust section
6911 links. Use SHN_XINDEX when needed.
6912 (Sized_relobj::get_symbol_location_info): Adjust section links.
6913 Don't get fooled by special symbols.
6914 * object.h (class Xindex): Define.
6915 (class Object): Add xindex_ parameter. Declare virtual functoin
6916 do_initialize_xindex.
6917 (Object::adjust_sym_shndx): New function.
6918 (Object::set_xindex): New protected function.
6919 (class Symbol_value): Add is_ordinary_shndx_ field.
6920 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6921 (Symbol_value::value): Assert ordinary section.
6922 (Symbol_value::initialize_input_to_output_map): Likewise.
6923 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6925 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6927 (class Sized_relobj): Update declarations.
6928 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6929 parameter. Change all callers.
6930 (Sized_relobj::adjust_shndx): New function.
6931 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6933 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6934 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6935 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6936 (Sized_dynobj::read_dynsym_section): Adjust section links.
6937 (Sized_dynobj::read_dynamic): Likewise.
6938 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6940 (Sized_dynobj::do_initialize_xindex): New function.
6941 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6942 do_initialize_xindex.
6943 (Sized_dynobj::adjust_shndx): New function.
6944 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6945 dynsym_xindex_ fields.
6946 (Layout::finalize): Add a call to set_section_indexes before
6947 creating the symtab sections.
6948 (Layout::set_section_indexes): Don't do anything if the section
6949 already has a section index.
6950 (Layout::create_symtab_sections): Add shnum parameter. Change
6951 caller. Create .symtab_shndx section if needed.
6952 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6954 (Layout::allocated_output_section_count): New function.
6955 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6957 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6958 fields. Update declarations.
6959 (Layout::symtab_xindex): New function.
6960 (Layout::dynsym_xindex): New function.
6961 (class Write_symbols_task): Add layout_ field.
6962 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6964 * output.cc (Output_section_headers::Output_section_headers): Add
6965 shstrtab_section parameter. Change all callers.
6966 (Output_section_headers::do_sized_write): Store overflow values
6967 for section count and section string table section index in
6968 section header zero.
6969 (Output_file_header::do_sized_write): Check for overflow of
6970 section count and section string table section index.
6971 (Output_symtab_xindex::do_write): New function.
6972 (Output_symtab_xindex::endian_do_write): New function.
6973 * output.h (class Output_section_headers): Add shstrtab_section_.
6974 Update declarations.
6975 (class Output_symtab_xindex): Define.
6976 (Output_section::has_out_shndx): New function.
6977 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6979 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6981 (Sized_symbol::init): Likewise.
6982 (Symbol::output_section): Check for ordinary symbol.
6983 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6984 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6986 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6987 Change all callers. Simplify handling of symbols from sections
6988 not included in the link.
6989 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6991 (Weak_alias_sorter::operator()): Assert that symbols are
6993 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6995 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6996 parameters. Change all callers.
6997 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6998 symbol distinction. Use SHN_XINDEX when needed.
6999 (Symbol_table::write_section_symbol): Add symtab_xindex
7000 parameter. Change all callers.
7001 (Symbol_table::sized_write_section_symbol): Likewise. Use
7002 SHN_XINDEX when needed.
7003 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7005 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7006 (Symbol::is_defined): Check is_ordinary.
7007 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7008 (Symbol::is_absolute, Symbol::is_common): Likewise.
7009 (class Sized_symbol): Update declarations.
7010 (class Symbol_table): Update declarations.
7011 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7012 parameters. Change all callers.
7013 (Sized_symbol::override): Likewise.
7014 (Symbol_table::override): Likewise.
7015 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7016 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7017 is_ordinary, and orig_st_shndx parameters. Change all callers.
7018 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7019 to be in an ordinary section.
7020 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7021 object and is_ordinary parameters. Change all callers.
7022 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7023 Change all callers. Don't add undefined or non-ordinary symbols
7025 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7027 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7029 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7030 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7031 (Sized_relobj::relocate_sections): Likewise.
7032 * target-reloc.h (scan_relocs): Adjust section symbol index.
7033 (scan_relocatable_relocs): Likewise.
7034 * i386.cc (Scan::local): Check for ordinary symbols.
7035 * sparc.cc (Scan::local): Likewise.
7036 * x86_64.cc (Scan::local): Likewise.
7037 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7038 to symbol_section_and_value.
7039 * testsuite/many_sections_test.cc: New file.
7040 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7041 (check_PROGRAMS): Add many_sections_test.
7042 (many_sections_test_SOURCES): Define.
7043 (many_sections_test_DEPENDENCIES): Define.
7044 (many_sections_test_LDFLAGS): Define.
7045 (BUILT_SOURCES): Add many_sections_define.h.
7046 (many_sections_define.h): New target.
7047 (BUILT_SOURCES): Add many_sections_check.h.
7048 (many_sections_check.h): New target.
7049 (check_PROGRAMS): Add many_sections_r_test.
7050 (many_sections_r_test_SOURCES): Define.
7051 (many_sections_r_test_DEPENDENCIES): Define.
7052 (many_sections_r_test_LDFLAGS): Define.
7053 (many_sections_r_test_LDADD): Define.
7054 (many_sections_r_test.o): New target.
7055 * testsuite/Makefile.in: Rebuild.
7057 2008-04-17 Cary Coutant <ccoutant@google.com>
7059 * errors.cc (Errors::info): New function.
7060 (gold_info): New function.
7061 * errors.h (Errors::info): New function.
7062 * gold.h (gold_info): New function.
7063 * object.cc (Input_objects::add_object): Print trace output.
7064 * options.cc (options::parse_set): New function.
7065 (General_options::parse_wrap): Deleted.
7066 (General_options::General_options): Deleted initializer.
7067 * options.h (options::String_set): New typedef.
7068 (options::parse_set): New function.
7069 (DEFINE_set): New macro.
7070 (General_options::wrap): Changed to use DEFINE_set. Changed
7071 callers of any_wrap_symbols and is_wrap_symbol.
7072 (General_options::trace, General_options::trace_symbol):
7074 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7075 (General_options::wrap_symbols_): Deleted.
7076 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7078 2008-04-17 David S. Miller <davem@davemloft.net>
7080 * options.cc (General_options::parse_V): New function.
7081 * options.h: Add entries for -V and -Qy.
7083 2008-04-17 Ian Lance Taylor <iant@google.com>
7085 * common.cc (Symbol_table::allocate_commons): Remove options
7086 parameter. Change caller.
7087 (Symbol_table::do_allocate_commons): Remove options parameter.
7088 Change caller. Just call do_allocate_commons_list twice.
7089 (Symbol_table::do_allocate_commons_list): New function, broken out
7090 of do_allocate_commons.
7091 * common.h (class Allocate_commons_task): Remove options_ field.
7093 * symtab.cc (Symbol_table::Symbol_table): Initialize
7095 (Symbol_table::add_from_object): Put TLS common symbols on
7097 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7098 which are IN_OUTPUT_DATA.
7099 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7100 allocate_commons and do_allocate_commons declarations. Declare
7101 do_allocate_commons_list.
7102 * gold.cc (queue_middle_tasks): Update creation of
7103 Allocate_commons_task to not pass options.
7104 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7105 (TLS_TEST_C_FLAGS): New variable.
7106 (tls_test_c_pic.o): New target.
7107 (tls_test_shared.so): Link in tls_test_c_pic.o.
7108 (tls_test_c_pic_ie.o): New target.
7109 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7110 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7111 (tls_test_c.o): New target.
7112 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7113 (tls_pic_test_LDADD): Likewise.
7114 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7115 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7116 (tls_test_c_gnu2.o): New target.
7117 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7119 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7120 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7121 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7122 * testsuite/tls_test.cc: Include "config.h".
7123 (t_last): Call t11_last.
7124 * testsuite/tls_test.h (t11, t11_last): Declare.
7125 * testsuite/tls_test_c.c: New file.
7126 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7127 * configure.ac: Check for OpenMP support.
7128 * configure, config.in, Makefile.in: Rebuild.
7129 * testsuite/Makefile.in: Rebuild.
7131 2008-04-16 Cary Coutant <ccoutant@google.com>
7133 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7134 (Target_i386::tls_base_symbol_defined_): New field.
7135 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7136 (Target_i386::Scan::global): Likewise.
7137 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7138 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7139 (Target_x86_64::tls_base_symbol_defined_): New field.
7140 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7141 (Target_x86_64::Scan::global): Likewise.
7143 2008-04-16 Cary Coutant <ccoutant@google.com>
7145 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7146 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7147 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7148 building shared libraries.
7149 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7150 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7151 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7152 * testsuite/Makefile.in: Rebuild.
7153 * testsuite/weak_undef.h: New file.
7154 * testsuite/weak_undef_file1.cc: Add extra test cases.
7155 * testsuite/weak_undef_file2.cc: Likewise.
7156 * testsuite/weak_undef_test.cc: Likewise.
7158 2008-04-16 David S. Miller <davem@davemloft.net>
7160 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7161 Add issued_non_pic_error_ field. Declare check_non_pic.
7162 (Target_sparc::Scan::check_non_pic): New function.
7163 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7164 (Target_sparc::Scan::global): Likewise.
7166 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7167 * configure: Rebuild.
7169 * options.h (DEFINE_enable): New macro.
7170 (new_dtags): New enable option.
7171 (initfirst, interpose, loadfltr, nodefaultlib,
7172 nodelete, nodlopen, nodump): New -z options.
7173 * layout.cc (Layout:finish_dynamic_section): If new
7174 dtags enabled, emit DT_RUNPATH. Also, emit a
7175 DT_FLAGS_1 containing any specified -z flags.
7177 2008-04-16 Ian Lance Taylor <iant@google.com>
7179 * copy-relocs.cc: New file.
7180 * copy-relocs.h: New file.
7181 * reloc.cc: Remove Copy_relocs code.
7182 * reloc.h: Likewise.
7183 * reloc-types.h (struct Reloc_types) [both versions]: Add
7184 get_reloc_addend_noerror.
7185 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7186 variants of add_global which take an addend which must be zero.
7187 * i386.cc: Include "copy-relocs.h".
7188 (class Target_i386): Change type of copy_relocs_ to variable,
7190 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7192 (Target_i386::do_finalize_sections): Change handling of
7194 * sparc.cc: Include "copy-relocs.h".
7195 (class Target_sparc): Change type of copy_relocs_ to variable,
7197 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7199 (Target_sparc::do_finalize_sections): Change handling of
7201 * x86_64.cc: Include "copy-relocs.h".
7202 (class Target_x86_64): Change type of copy_relocs_ to variable,
7204 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7205 class. Change all callers.
7206 (Target_x86_64::do_finalize_sections): Change handling of
7208 * Makefile.am (CCFILES): Add copy-relocs.cc.
7209 (HFILES): Add copy-relocs.h.
7211 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7213 * testsuite/script_test_4.sh: Permit leading zeroes.
7215 2008-04-15 Ian Lance Taylor <iant@google.com>
7217 * script-sections.cc (Script_sections::create_segments): Use
7218 header_size_adjustment even when there is enough room for the
7220 * testsuite/script_test_4.sh: New file.
7221 * testsuite/script_test_4.t: New file.
7222 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7223 (check_DATA): Add script_test_4.stdout.
7224 (MOSTLYCLEANFILES): Likewise.
7225 (script_test_4): New target.
7226 (script_test_4.stdout): New target.
7227 * testsuite/Makefile.in: Rebuild.
7229 * sparc.cc: Add definitions for Output_data_plt_sparc class
7232 2008-04-14 David S. Miller <davem@davemloft.net>
7234 * sparc.cc: New file.
7235 * Makefile.am (TARGETSOURCES): Add sparc.cc
7236 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7237 * configure.tgt: Document targ_extra_size and
7238 targ_extra_big_endian. Add entries for sparc-* and
7240 * configure.ac: Handle targ_extra_size and
7241 targ_extra_big_endian.
7242 * Makefile.in: Rebuild.
7243 * configure: Likewise.
7244 * po/POTFILES.in: Likewise.
7245 * po/gold.pot: Likewise.
7247 2008-04-14 Ian Lance Taylor <iant@google.com>
7249 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7250 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7251 in the name/type/flags to section mapping. Don't call
7252 allocate_output_section.
7253 (Layout::choose_output_section): Change parameter from adjust_name
7254 to is_input_section. Don't permit input sections after sections
7255 are attached to segments. Don't call allocate_output_section.
7256 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7257 not write_enable_output_section.
7258 (Layout::make_output_section): Don't push to
7259 unattached_section_list_ nor call attach_to_segment. Call
7260 attach_section_to_segment if sections are attached.
7261 (Layout::attach_sections_to_segments): New function.
7262 (Layout::attach_section_to_segment): New function.
7263 (Layout::attach_allocated_section_to_segment): Rename from
7264 attach_to_segment. Remove flags parameter.
7265 (Layout::allocate_output_section): Remove function.
7266 (Layout::write_enable_output_section): Remove function.
7267 * layout.h (class Layout): Update for above changes. Add new
7268 field sections_are_attached_.
7269 * output.h (Output_section::update_flags_for_input_section): New
7271 * output.cc (Output_section::add_input_section): Call
7272 update_flags_for_input_section.
7273 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7275 2008-04-11 Cary Coutant <ccoutant@google.com>
7277 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7278 thought unnecessary.
7279 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7281 2008-04-11 Ian Lance Taylor <iant@google.com>
7283 * output.h (class Output_section_data): Remove inline definition
7285 * output.cc (Output_section_data::set_addralign): New function.
7287 2008-04-11 Cary Coutant <ccoutant@google.com>
7289 Add support for TLS descriptors for i386 and x86_64.
7290 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7291 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7292 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7294 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7295 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7296 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7298 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7299 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7300 Fix problem with initial-exec relocations.
7301 (Target_i386::Relocate::relocate_tls): Likewise.
7302 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7304 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7305 support for section-plus-offset dynamic table entries.
7306 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7307 (Output_data_dynamic::Dynamic_entry): Add support for
7308 section-plus-offset dynamic table entries.
7309 (Output_data_dynamic::Classification): Likewise.
7310 (Output_data_dynamic::classification_): Renamed offset_.
7311 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7312 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7313 (Target_x86_64::make_plt_section): New function.
7314 (Target_x86_64::reserve_tlsdesc_entries): New function.
7315 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7316 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7317 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7318 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7319 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7320 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7321 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7322 add extra PLT entry for TLS descriptors.
7323 (Output_data_plt_x86_64::got_): New field.
7324 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7325 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7327 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7329 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7330 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7331 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7332 R_386_TLS_DESC_CALL relocations.
7333 (Target_x86_64::Scan::global): Likewise.
7334 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7335 for TLS descriptors.
7336 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7337 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7338 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7339 GD-to-IE relaxation.
7340 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7341 and TLS_DESCRIPTORS.
7342 * Makefile.in: Rebuild.
7343 * configure: Rebuild.
7344 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7345 (tls_test_shared2.so): New target.
7346 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7347 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7348 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7349 (tls_shared_gd_to_ie_test_LDADD): New variable.
7350 (tls_shared_gnu2_gd_to_ie_test): New target.
7351 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7353 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7354 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7355 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7356 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7357 (tls_shared_gnu2_test): New target.
7358 (tls_test_gnu2_shared.so): New target.
7359 (tls_shared_gnu2_test_SOURCES): New variable.
7360 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7361 (tls_shared_gnu2_test_LDFLAGS): New variable.
7362 (tls_shared_gnu2_test_LDADD): New variable.
7363 * testsuite/Makefile.in: Rebuild.
7364 * testsuite/Makefile.
7366 2008-04-11 Ian Lance Taylor <iant@google.com>
7368 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7370 * testsuite/Makefile.in: Rebuild.
7372 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7374 * testsuite/script_test_2.cc (main): Adjust test.
7376 2008-04-11 David S. Miller <davem@davemloft.net>
7377 Ian Lance Taylor <iant@google.com>
7379 * options.h (General_options): Add entries for '-Y' and
7381 * options.cc (General_options:finalize): If -Y was used, add those
7382 entries to the library path instead of the default "/lib" and
7385 2008-04-11 David S. Miller <davem@davemloft.net>
7387 * testsuite/justsyms.t: Start at 0x100.
7388 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7389 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7391 * testsuite/script_test_2.cc: Adjust string and section length
7394 2008-04-09 Ian Lance Taylor <iant@google.com>
7397 * script-sections.cc (Sections_element::allocate_to_segment): Add
7399 (Output_section_definition::allocate_to_segment): Likewise.
7400 (Orphan_output_section::allocate_to_segment): Likewise.
7401 (Script_sections::attach_sections_using_phdrs_clause): Don't
7402 propagate non-PT_LOAD segments to orphan sections.
7403 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7404 readelf rather than objdump.
7405 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7406 .interp section and PT_INTERP segment are the same size.
7407 * testsuite/Makefile.in: Rebuild.
7409 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7410 aliases for symbols defined in the same object.
7411 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7412 (weak_alias_test_SOURCES): New variable.
7413 (weak_alias_test_DEPENDENCIES): New variable.
7414 (weak_alias_test_LDFLAGS): New variable.
7415 (weak_alias_test_LDADD): New variable.
7416 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7417 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7418 (weak_alias_test_3.o): New target.
7419 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7420 * testsuite/weak_alias_test_main.cc: New file.
7421 * testsuite/weak_alias_test_1.cc: New file.
7422 * testsuite/weak_alias_test_2.cc: New file.
7423 * testsuite/weak_alias_test_3.cc: New file.
7425 2008-04-08 Ian Lance Taylor <iant@google.com>
7427 * options.h (class General_options): Add --noinhibit-exec option.
7428 * main.cc (main): Check --noinhibit-exec.
7430 * options.h (class General_options): Define --wrap as a special
7431 option. Add wrap_symbols_ field.
7432 (General_options::any_wrap_symbols): New function.
7433 (General_options::is_wrap_symbol): New function.
7434 * options.cc (General_options::parse_wrap): New function.
7435 (General_options::General_options): Initialize wrap_symbols_.
7436 * symtab.cc (Symbol_table::wrap_symbol): New function.
7437 (Symbol_table::add_from_object): Handle --wrap.
7438 * symtab.h (class Symbol_table): Declare wrap_symbol.
7439 * target.h (Target::wrap_char): New function.
7440 (Target::Target_info): Add wrap_char field.
7441 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7442 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7443 * testsuite/testfile.cc (Target_test::test_target_info):
7446 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7449 * layout.h (class Layout): Add added_eh_frame_data_ field.
7450 * layout.cc (Layout::Layout): Initialize new field.
7451 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7452 output section until we find a section we merged successfully.
7453 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7454 that the size be non-zero.
7456 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7459 2008-04-08 Craig Silverstein <csilvers@google.com>
7461 * configure.ac: Export new conditional variable HAVE_ZLIB.
7462 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7464 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7465 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7467 2008-04-07 Ian Lance Taylor <iant@google.com>
7469 * version.cc (version_string): Set to "1.5".
7471 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7472 Add issued_non_pic_error_ field. Declare check_non_pic.
7473 (Target_x86_64::Scan::check_non_pic): New function.
7474 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7475 (Target_x86_64::Scan::global): Likewise.
7477 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7478 addend parameter. Change caller. Handle merge sections.
7479 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7480 Address to Addend. Don't add in the result of
7481 local_section_offset, pass down the addend and use the returned
7483 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7484 Update declarations of local_section_offset and symbol_value.
7485 * testsuite/two_file_test_1.cc (t18): New function.
7486 * testsuite/two_file_test_2.cc (f18): New function.
7487 * testsuite/two_file_test_main.cc (main): Call t18.
7488 * testsuite/two_file_test.h (t18, f18): Declare.
7490 * configure.ac: Don't test for objdump, c++filt, or readelf.
7491 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7493 (TEST_READELF): New variable.
7494 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7495 (check_PROGRAMS): Add two_file_strip_test.
7496 (two_file_strip_test): New target.
7497 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7498 (two_file_same_shared_strip_test_SOURCES): New variable.
7499 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7500 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7501 (two_file_same_shared_strip_test_LDADD): New variable.
7502 (two_file_shared_strip.so): New target.
7503 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7504 (ver_test_5.syms, ver_test_7.syms): Likewise.
7505 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7506 (strip_test_3.stdout): Use TEST_OBJDUMP.
7507 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7509 2008-04-04 Cary Coutant <ccoutant@google.com>
7511 * symtab.h (Symbol::is_weak_undefined): New function.
7512 (Symbol::is_strong_undefined): New function.
7513 (Symbol::is_absolute): New function.
7514 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7515 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7517 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7518 (weak_undef_test): New target.
7519 * testsuite/Makefile.in: Rebuild.
7520 * testsuite/weak_undef_file1.cc: New file.
7521 * testsuite/weak_undef_file2.cc: New file.
7522 * testsuite/weak_undef_test.cc: New file.
7524 2008-04-03 Craig Silverstein <csilvers@google.com>
7526 * compressed_output.h (class Output_compressed_section): Use
7528 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7530 (zlib_compressed_suffix): Removed.
7531 (Output_compressed_section::set_final_data_size): Use unsigned
7533 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7534 Fix linker invocation.
7535 (flagstest_o_specialfile_and_compress_debug_sections):
7537 * testsuite/Makefile.in: Regenerated.
7539 2008-04-02 David S. Miller <davem@davemloft.net>
7541 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7542 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7544 2008-04-02 Craig Silverstein <csilvers@google.com>
7548 2008-04-02 Ian Lance Taylor <iant@google.com>
7550 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7551 parameters. Update for new key type to views_. Change all
7553 (File_read::read): Adjust for byteshift in returned view.
7554 (File_read::add_view): New function, broken out of
7556 (File_read::make_view): New function, broken out of
7558 (File_read::find_or_make_view): Add offset and aligned
7559 parameters. Rewrite accordingly. Change all callers.
7560 (File_read::get_view): Add offset and aligned parameters. Adjust
7561 for byteshift in return value.
7562 (File_read::get_lasting_view): Likewise.
7563 * fileread.h (class File_read): Update declarations.
7564 (class File_read::View): Add byteshift_ field. Add byteshift to
7565 constructor. Add byteshift method.
7566 * archive.h (Archive::clear_uncached_views): New function.
7567 (Archive::get_view): Add aligned parameter. Change all callers.
7568 * object.h (Object::get_view): Add aligned parameter. Change all
7570 (Object::get_lasting_view): Likewise.
7572 * fileread.cc (File_read::release): Don't call clear_views if
7573 there are multiple objects.
7574 * fileread.h (File_read::clear_uncached_views): New function.
7575 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7578 2008-03-31 Cary Coutant <ccoutant@google.com>
7580 Add thin archive support.
7581 * archive.cc (Archive::armagt): New const.
7582 (Archive::setup): Remove task parameter and calls to unlock.
7583 (Archive::unlock_nested_archives): New function.
7584 (Archive::read_header): Add nested_off parameter. Change
7586 (Archive::interpret_header): Likewise.
7587 (Archive::include_all_members): Change to handle thin
7589 (Archive::include_member): Likewise.
7590 * archive.h (Archive::Archive): Add new parameters and
7592 (Archive::armagt): New const.
7593 (Archive::setup): Remove task parameter.
7594 (Archive::unlock_nested_archives): New function.
7595 (Archive::read_header): Add nested_off parameter.
7596 (Archive::interpret_header): Likewise.
7597 (Archive::Nested_archive_table): New typedef.
7598 (Archive::is_thin_archive_): New field.
7599 (Archive::nested_archives_): New field.
7600 (Archive::options_): New field.
7601 (Archive::dirpath_): New field.
7602 (Archive::task_): New field.
7603 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7604 for thin archives. Pass additional parameters to
7605 Archive::Archive. Unlock the archive file after calling
7608 2008-03-29 Ian Lance Taylor <iant@google.com>
7610 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7611 version symbol to be local.
7612 * testsuite/ver_test_4.sh: New file.
7613 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7614 (check_DATA): Add ver_test_4.syms.
7615 (ver_test_4.syms): New target.
7616 * testsuite/Makefile.in: Rebuild.
7619 (Output_section::Input_section_sort_entry::has_priority): New
7621 (Output_section::Input_section_sort_entry::match_file_name): New
7623 (Output_section::Input_section_sort_entry::match_section_name):
7625 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7627 (Output_section::Input_section_sort_entry::match_section_file):
7629 (Output_section::Input_section_sort_compare::operator()): Rewrite
7630 using new Input_section_sort_entry functions. Sort crtbegin and
7631 crtend first. Sort sections with no priority before sections with
7633 * testsuite/initpri1.c (d3): Check j != 4.
7634 (cd5): New constructor/destructor function.
7635 (main): Check j != 2.
7637 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7638 new symbol when resolving, don't call set_is_default.
7639 * testsuite/ver_test_7.cc: New file.
7640 * testsuite/ver_test_7.sh: New file.
7641 * testsuite/Makefile.am (ver_test_7.so): New target.
7642 (ver_test_7.o): New target.
7643 (check_SCRIPTS): Add ver_test_7.sh.
7644 (check_DATA): Add ver_test_7.syms.
7645 (ver_test_7.syms): New target.
7647 2008-03-28 Ian Lance Taylor <iant@google.com>
7649 * layout.cc (Layout::layout): If we see an input section with a
7650 name that needs sorting, set the must_sort flag for the output
7652 (Layout::make_output_section): If the name of the output section
7653 indicates that it might require sorting, set the may_sort flag.
7654 * output.h (Output_section::may_sort_attached_input_sections): New
7656 (Output_section::set_may_sort_attached_input_sections): New
7658 (Output_section::must_sort_attached_input_sections): New
7660 (Output_section::set_must_sort_attached_input_sections): New
7662 (class Output_section): Declare Input_section_sort_entry. Define
7663 Input_section_sort_compare. Declare
7664 sort_attached_input_sections. Add new fields:
7665 may_sort_attached_input_sections_,
7666 must_sort_attached_input_sections_,
7667 attached_input_sections_are_sorted_.
7668 * output.cc (Output_section::Output_section): Initialize new
7670 (Output_section::add_input_section): Add an entry to
7671 input_sections_ if may_sort or must_sort are true.
7672 (Output_section::set_final_data_size): Call
7673 sort_attached_input_sections if necessary.
7674 (Output_section::Input_section_sort_entry): Define new class.
7675 (Output_section::Input_section_sort_compare::operator()): New
7677 (Output_section::sort_attached_input_sections): New function.
7678 * configure.ac: Check whether the compiler supports constructor
7679 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7680 * testsuite/initpri1.c: New file.
7681 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7682 CONSTRUCTOR_PRIORITY.
7683 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7684 (initpri1_LDFLAGS): New variable.
7685 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7687 2008-03-27 Ian Lance Taylor <iant@google.com>
7689 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7690 * testsuite/common_test_1.c: New file.
7691 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7692 (common_test_1_SOURCES): New variable.
7693 (common_test_1_DEPENDENCIES): New variable.
7694 (common_test_1_LDFLAGS): New variable.
7696 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7697 and commons_ correctly when NAME/VERSION does not override
7699 * testsuite/ver_test_6.c: New file.
7700 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7701 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7702 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7704 2008-03-26 Ian Lance Taylor <iant@google.com>
7706 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7707 of an undefined symbol from a version script.
7708 * testsuite/Makefile.am (ver_test_5.so): New target.
7709 (ver_test_5.o): New target.
7710 (check_SCRIPTS): Add ver_test_5.sh.
7711 (check_DATA): Add ver_test_5.syms.
7712 (ver_test_5.syms): New target.
7713 * testsuite/ver_test_5.cc: New file.
7714 * testsuite/ver_test_5.script: New file.
7715 * testsuite/ver_test_5.sh: New file.
7716 * Makefile.in, testsuite/Makefile.in: Rebuild.
7719 Fix problems building gold with gcc 4.3.0.
7720 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7721 (gold_error_at_location, gold_warning_at_location): Use it.
7722 * configure.ac: Check whether we can compile and use a template
7723 function with a printf attribute.
7724 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7725 when jumping over bytes.
7726 * object.cc: Instantiate Object::read_section_data.
7727 * debug.h: Include <cstring>
7728 * dwarf_reader.cc: Include <algorithm>
7729 * main.cc: Include <cstring>.
7730 * options.cc: Include <cstring>.
7731 * output.cc: Include <cstring>.
7732 * script.cc: Include <cstring>.
7733 * script.h: Include <string>.
7734 * symtab.cc: Include <cstring> and <algorithm>.
7735 * target-select.cc: Include <cstring>.
7736 * version.cc: Include <string>.
7737 * testsuite/testmain.cc: Include <cstdlib>.
7738 * configure, config.in: Rebuild.
7740 2008-03-25 Ian Lance Taylor <iant@google.com>
7742 * options.cc: Include "../bfd/bfdver.h".
7743 (options::help): Print bug reporting address.
7745 * version.cc (print_version): Adjust output for current value of
7750 * options.cc (options::help): Print list of supported targets.
7751 * target-select.h: Include <vector>.
7752 (class Target_selector): Make machine_, size_, and is_big_endian_
7753 fields const. Add bfd_name_ and instantiated_target_ fields.
7754 (Target_selector::Target_selector): Add bfd_name parameter.
7755 (Target_selector::recognize): Make non-virtual, call
7757 (Target_selector::recognize_by_name): Make non-virtual, call
7758 do_recognize_by_name.
7759 (Target_selector::supported_names): New function.
7760 (Target_selector::bfd_name): New function.
7761 (Target_selector::do_instantiate_target): New pure virtual
7763 (Target_selector::do_recognize): New virtual function.
7764 (Target_selector::do_recognize_by_name): New virtual function.
7765 (Target_selector::instantiate_target): New private function.
7766 (supported_target_names): Declare.
7767 * target-select.cc (Target_selector::Target_selector): Update for
7768 new parameter and fields.
7769 (select_target_by_name): Check that the name matches before
7770 calling recognize_by_name.
7771 (supported_target_names): New function.
7772 * i386.cc (class Target_selector_i386): Update Target_selector
7773 constructor call. Remove recognize and recognize_by_name. Add
7774 do_instantiate_target.
7775 * x86_64.cc (class Target_selector_x86_64): Likewise.
7776 * testsuite/testfile.cc (class Target_selector_test): Update for
7777 changes to Target_selector.
7779 * README: Rewrite, with some notes on unsupported features.
7781 2008-03-24 Cary Coutant <ccoutant@google.com>
7783 * i386.cc (Target_i386::Got_type): New enum declaration.
7784 (Target_i386::Scan::local): Updated callers of Output_data_got
7786 (Target_i386::Scan::global): Likewise.
7787 (Target_i386::Relocate::relocate): Likewise.
7788 (Target_i386::Relocate::relocate_tls): Likewise.
7789 * object.h (Got_offset_list): New class.
7790 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7791 (Sized_relobj::local_got_offset): Likewise.
7792 (Sized_relobj::set_local_got_offset): Likewise.
7793 (Sized_relobj::local_has_tls_got_offset): Removed.
7794 (Sized_relobj::local_tls_got_offset): Removed.
7795 (Sized_relobj::set_local_tls_got_offset): Removed.
7796 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7797 * output.cc (Output_data_got::add_global): Added got_type parameter.
7798 (Output_data_got::add_global_with_rel): Likewise.
7799 (Output_data_got::add_global_with_rela): Likewise.
7800 (Output_data_got::add_global_pair_with_rel): New function.
7801 (Output_data_got::add_global_pair_with_rela): New function.
7802 (Output_data_got::add_local): Added got_type parameter.
7803 (Output_data_got::add_local_with_rel): Likewise.
7804 (Output_data_got::add_local_with_rela): Likewise.
7805 (Output_data_got::add_local_pair_with_rel): New function.
7806 (Output_data_got::add_local_pair_with_rela): New function.
7807 (Output_data_got::add_global_tls): Removed.
7808 (Output_data_got::add_global_tls_with_rel): Removed.
7809 (Output_data_got::add_global_tls_with_rela): Removed.
7810 (Output_data_got::add_local_tls): Removed.
7811 (Output_data_got::add_local_tls_with_rel): Removed.
7812 (Output_data_got::add_local_tls_with_rela): Removed.
7813 * output.h (Output_data_got::add_global): Added got_type parameter.
7814 (Output_data_got::add_global_with_rel): Likewise.
7815 (Output_data_got::add_global_with_rela): Likewise.
7816 (Output_data_got::add_global_pair_with_rel): New function.
7817 (Output_data_got::add_global_pair_with_rela): New function.
7818 (Output_data_got::add_local): Added got_type parameter.
7819 (Output_data_got::add_local_with_rel): Likewise.
7820 (Output_data_got::add_local_with_rela): Likewise.
7821 (Output_data_got::add_local_pair_with_rel): New function.
7822 (Output_data_got::add_local_pair_with_rela): New function.
7823 (Output_data_got::add_global_tls): Removed.
7824 (Output_data_got::add_global_tls_with_rel): Removed.
7825 (Output_data_got::add_global_tls_with_rela): Removed.
7826 (Output_data_got::add_local_tls): Removed.
7827 (Output_data_got::add_local_tls_with_rel): Removed.
7828 (Output_data_got::add_local_tls_with_rela): Removed.
7829 * resolve.cc (Symbol::override_base_with_special): Removed
7830 reference to has_got_offset_ field.
7831 * symtab.cc (Symbol::init_fields): Replaced initialization
7832 of got_offset_ with got_offsets_. Removed initialization
7834 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7835 (Symbol::got_offset): Likewise.
7836 (Symbol::set_got_offset): Likewise.
7837 (Symbol::has_tls_got_offset): Removed.
7838 (Symbol::tls_got_offset): Removed.
7839 (Symbol::set_tls_got_offset): Removed.
7840 (Symbol::got_offset_): Removed.
7841 (Symbol::tls_mod_got_offset_): Removed.
7842 (Symbol::tls_pair_got_offset_): Removed.
7843 (Symbol::got_offsets_): New field.
7844 (Symbol::has_got_offset): Removed.
7845 (Symbol::has_tls_mod_got_offset): Removed.
7846 (Symbol::has_tls_pair_got_offset): Removed.
7847 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7848 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7850 (Target_x86_64::Scan::global): Likewise.
7851 (Target_x86_64::Relocate::relocate): Likewise.
7852 (Target_x86_64::Relocate::relocate_tls): Likewise.
7854 2008-03-25 Ben Elliston <bje@au.ibm.com>
7856 * yyscript.y: Fix spelling error in comment.
7858 2008-03-24 Ian Lance Taylor <iant@google.com>
7860 * options.h (class General_options): Define build_id option.
7861 * layout.h (class Layout): Declare write_build_id, create_note,
7862 create_build_id. Add build_id_note_ member.
7863 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7864 "libiberty.h", "md5.h", "sha1.h".
7865 (Layout::Layout): Initialize eh_frame_data_,
7866 eh_frame_hdr_section_, and build_id_note_.
7867 (Layout::finalize): Call create_build_id.
7868 (Layout::create_note): New function, broken out of
7869 Layout::create_gold_note.
7870 (Layout::create_gold_note): Call create_note.
7871 (Layout::create_build_id): New function.
7872 (Layout::write_build_id): New function.
7873 (Close_task_runner::run): Call write_build_id.
7875 * x86_64.cc: Correct license to GPLv3.
7877 2008-03-23 Ian Lance Taylor <iant@google.com>
7879 * options.cc: Include "demangle.h".
7880 (parse_optional_string): New function.
7881 (parse_long_option): Handle takes_optional_argument.
7882 (parse_short_option): Update dash_z initializer. Handle
7883 takes_optional_argument.
7884 (General_options::General_options): Initialize do_demangle_.
7885 (General_options::finalize): Set do_demangle_. Handle demangling
7887 * options.h (parse_optional_string): Declare.
7888 (struct One_option): Add optional_arg field. Update constructor.
7889 Update call constructor calls. Add takes_optional_argument
7891 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7892 (DEFINE_optional_string): Define.
7893 (General_options::demangle): Change from DEFINE_bool to
7894 DEFINE_optional_string.
7895 (General_options::no_demangle): New function.
7896 (General_options::do_demangle): New function.
7897 (General_options::set_do_demangle): New function.
7898 (General_options::execstack_status_): Move definition to end of
7900 (General_options::static_): Likewise.
7901 (General_options::do_demangle_): New field.
7902 * object.cc (big_endian>::get_symbol_location_info): Call
7903 Options::do_demangle, not Options::demangle.
7904 * symtab.cc (demangle): Likewise.
7906 2008-03-22 Ian Lance Taylor <iant@google.com>
7908 * gold.h: Include <cstddef> and <sys/types.h>
7909 * options.h: Include <cstring>.
7911 2008-03-21 Ian Lance Taylor <iant@google.com>
7913 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob