1 2010-05-18 Rafael Espindola <espindola@google.com>
3 * options.cc (General_options::finalize): Handle -nostdlib.
4 * options.h (nostdlib): New option.
5 * script.cc (script_add_search_dir): Handle -nostdlib.
7 2010-05-12 Doug Kwan <dougkwan@google.com>
9 * arm.cc (Target_arm::do_finalize_sections): Create an empty
10 attributes section only if there no attributes section after merging.
11 (Target_arm::merge_object_attributes): Move value of
12 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
13 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
14 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
15 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
16 and arm_attr_merge_7.stdout.
17 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
18 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
19 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
20 arm_attr_merge_7b.o): New rules.
21 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
23 * testsuite/Makefile.in: Regenerate.
24 * testsuite/arm_attr_merge.sh: New file.
25 * testsuite/arm_attr_merge_[67][ab].s: Same.
27 2010-05-05 Nick Clifton <nickc@redhat.com>
29 * po/es.po: Updated Spanish translation.
31 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
33 * Makefile.am (install-exec-local): Properly install gold as
35 * Makefile.in: Regenerated.
37 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
38 Nick Clifton <nickc@redhat.com>
40 * configure.ac (install_as_default): Define and set to false
41 unless --enable-gold or --enable-gold=both/gold has been
43 * configure: Regenerate.
45 * Makefile.am (install-exec-local): Install the executable as
46 'ld.gold'. If install_as_default is true then also install it as
48 * Makefile.in: Regenerated.
50 2010-04-24 Ian Lance Taylor <iant@google.com>
52 * layout.cc (Layout::layout_reloc): In relocatable link don't
53 combine reloc sections for grouped sections.
55 2010-04-23 Sriraman Tallam <tmsriram@google.com>
57 * gc.h (gc_process_relocs): Pass information on relocs pointing to
58 sections that are not ordinary to icf.
59 * icf.cc (get_section_contents): Handle relocation pointing to section
60 with no object or shndx information.
61 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
62 * testsuite/Makefile.in: Regenerate.
63 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
64 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
66 2010-04-22 Ian Lance Taylor <iant@google.com>
68 * expression.cc (Expression::Expression_eval_info): Add
69 result_alignment_pointer field.
70 (Expression::eval_with_dot): Add result_alignment_pointer
71 parameter. Change all callers.
72 (Expression::eval_maybe_dot): Likewise.
73 (class Binary_expression): Add alignment_pointer parameter to
74 left_value and right_value. Change all callers.
75 (BINARY_EXPRESSION): Set result alignment.
76 (class Trinary_expression): Add alignment_pointer parameter to
77 arg2_value and arg3_value. Change all callers.
78 (Trinary_cond::value): Set result alignment.
79 (Max_expression::value, Min_expression::value): Likewise.
80 (Align_expression::value): Likewise.
81 * script-sections.cc (class Sections_element): Add dot_alignment
82 parameter to set_section_addresses virtual function. Update
84 (class Output_section_element): Likewise.
85 (Script_sections::create_segments): Add dot_alignment parameter.
87 (Script_sections::create_segments_from_phdrs_clause): Likewise.
88 (Script_sections::set_phdrs_clause_addresses): Likewise.
89 * script-sections.h: Update declarations.
90 * script.h: Update declarations.
91 * output.h (Output_segment::set_minimum_p_align): Don't decrease
93 * testsuite/script_test_3.t: Set large alignment.
94 * testsuite/script_test_3.sh: Make sure that at least one LOAD
95 segment has expected alignment.
97 2010-04-22 Nick Clifton <nickc@redhat.com>
99 * po/gold.pot: Updated by the Translation project.
100 * po/vi.po: Updated Vietnamese translation.
102 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
104 * testsuite/Makefile.am (check_PROGRAMS): Add
105 icf_virtual_function_folding_test.
106 * testsuite/Makefile.in: Regenerated.
108 2010-04-15 Andrew Haley <aph@redhat.com>
110 * options.h (merge_exidx_entries): New option.
111 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
112 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
113 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
114 (Target_arm::merge_exidx_entries): New function.
115 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
116 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
117 to Arm_exidx_fixup constructor.
118 Add new arg, merge_exidx_entries.
119 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
120 Arm_output_section::fix_exidx_coverage.
122 2010-04-18 Sriraman Tallam <tmsriram@google.com>
124 * icf.cc (get_section_contents): Check for preemptible functions.
125 Ignore addend when appropriate.
126 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
128 (add_from_relobj): Check for section folded.
129 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
130 * symtab.h (should_add_dynsym_entry): Add new parameter.
131 * target-reloc.h (scan_relocs): Check for section folded.
132 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
133 Check reloc types for function pointers in shared objects.
134 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
136 (icf_preemptible_functions_test): New test case.
137 (icf_string_merge_test): New test case.
138 * testsuite.Makefile.in: Regenerate.
139 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
140 bar_glob. Refactor code.
141 * testsuite/icf_preemptible_functions_test.cc: New file.
142 * testsuite/icf_preemptible_functions_test.sh: New file.
143 * testsuite/icf_string_merge_test.cc: New file.
144 * testsuite/icf_string_merge_test.sh: New file.
145 * testsuite/icf_virtual_function_folding_test.cc: New file.
146 * testsuite/icf_virtual_function_folding_test.sh: New file.
148 2010-04-14 Doug Kwan <dougkwan@google.com>
150 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
151 for local symbol recounting if we remove a section due to ICF.
152 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
153 there are no regular objects in input.
155 2010-04-13 Doug Kwan <dougkwan@google.com>
157 * arm.cc (Arm_input_section::set_final_data_size): Compute
158 accurate final data size instead of using current data size.
160 2010-04-09 Doug Kwan <dougkwan@google.com>
162 * layout.cc (Layout::choose_output_section): Handle script section
164 (Layout::make_output_section_for_script): Add section type parameter.
165 Handle script section types.
166 * layout.h (Layout::make_output_section_for_script): Add section
168 * output.cc (Output_section::Output_section): Initialize data member
170 (Output_section::do_reset_address_and_file_offset): Do not set address
171 to 0 if section is a NOLOAD section.
172 * output.h (Output_section::is_noload): New method.
173 (Output_section::set_is_noload): Ditto.
174 (Output_section::is_noload_): New data member.
175 * script-c.h (Script_section_type): New enum type.
176 (struct Parser_output_section_header): Add new file section_type.
177 * script-sections.cc (Sections_element::output_section_name): Add
178 parameter for returning script section type.
179 (Output_section_definition::output_section_name): Ditto.
180 (Output_section_definition::section_type)P; New method.
181 (Output_section_definiton::script_section_type_name): Ditto.
182 (Output_section_definition::script_section_type_): New data member.
183 (Output_section_definition::Output_section_definition): Initialize
184 data member Output_section_definition::script_section_type_.
185 (Output_section_definition::create_sections): Pass script section type
186 to Layout::make_output_section_for_script.
187 (Output_section_definition::output_section_name): Return script
188 section type to caller.
189 (Output_section_definition::set_section_address): Do not advance
190 dot value and load address if section type is NOLOAD. Set address
191 of NOLOAD sections regardless of section flags.
192 (Output_section_definition::print): Print section type if it is
193 not SCRIPT_SECTION_TYPE_NONE.
194 (Output_section_definition::section_type): New method.
195 (Output_section_definition::script_section_type_name): Ditto.
196 (Script_sections::output_section_name): Add new parameter
197 PSECTION_TYPE for returning script section type. Pass it to
198 section elements. Handle discard sections.
199 (Sort_output_sections::operator()): Handle NOLOAD sections.
200 * script-sections.h (Script_sections::Section_type): New enum type.
201 (Script_sections::output_section_name): Add a new parameter for
202 returning script section type.
203 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
205 * yyscript.y (union): Add new field SECTION_TYPE.
206 (COPY, DSECT, INFO, NOLOAD): New tokens.
207 (opt_address_and_section_type): Change type to output_section_header.
208 (section_type): New non-terminal
209 (section_header): Handle section type.
210 (opt_address_and_section_type): Return section type value.
212 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
214 * testsuite/plugin_common_test_1.c (foo): Add prototype.
215 * testsuite/plugin_common_test_2.c (foo): Likewise.
217 2010-04-08 Doug Kwan <dougkwan@google.com>
219 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
221 * output.cc (Output_section::add_merge_input_section): Simplify
222 code and return status of Output_merge_base::add_input_section.
223 Update merge section map only if Output_merge_base::add_input_section
226 2010-04-07 Doug Kwan <dougkwan@google.com>
228 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
229 if section is marked as containing instructions but has no mapping
231 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
232 correct section index.
233 (Arm_relobj::find_linked_text_section): Ditto.
235 2010-04-07 Cary Coutant <ccoutant@google.com>
237 * archive.cc (include_member): Destroy Read_symbols_data object before
239 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
240 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
241 (Read_symbols_data::~Read_symbols_data) New destructor.
242 (Section_relocs::Section_relocs) New constructor.
243 (Section_relocs::~Section_relocs) New destructor.
244 (Read_relocs_data::Read_relocs_data) New constructor.
245 (Read_relocs_data::~Read_relocs_data) New destructor.
246 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
247 pointers to NULL after deleting.
249 2010-04-07 Doug Kwan <dougkwan@google.com>
251 * arm.cc: Replace "endianity" with "endianness" in comments.
252 (Arm_exidx_cantunwind): Ditto.
253 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
254 (Arm_relobj::merge_flags_and_attributes): New method.
255 (Arm_relobj::merge_flags_and_attributes_): New data member.
256 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
257 (Arm_relobj::scan_sections_for_stubs): Ditto.
258 (Arm_relobj::do_read_symbols): Check to see if we really want to
259 merge processor-specific flags and attributes. Exit early if
260 an object is empty except for section names and the undefined symbol.
261 (Target_arm::do_finalize_sections): Move check for ELF format to
262 Arm_relobj::do_read_symbols. Merge processor specific flags and
263 attributes from a regular object only when we have determined that
264 it is aapropriate. Do not create an .ARM.attributes section in
265 output if there is no regular input object.
266 (Target_arm::merge_processor_specific_flags): Check
267 --warn-mismatch before printing any error.
268 (Target_arm::merge_object_attributes): Ditto.
269 * gold.cc (queue_middle_tasks): Handle the case in which there is
270 no regular object in input.
271 * options.cc (General_options::parse_EB): New method.
272 (General_options::parse_EL): Same.
273 (General_options::General_options): Initialize endianness_.
274 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
276 (General_options::Endianness): New enum.
277 (General_options::endianness): New method.
278 (General_options::endianness_): New data member.
279 * parameters.cc (Parameters::set_options): Check target endianness.
280 (Parameters::set_target_once): Ditto.
281 (Parameters::check_target_endianness): New method.
282 (parameters_force_valid_target): If either -EL or -EB is specified,
283 use it to define endianness of default target.
284 * parameters.h (Parameters::check_target_endianness): New method
286 * target.h (class Target): Change "endianity" to "endianness"
289 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
291 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
292 * configure: Regenerate.
293 * Makefile.in: Regenerate.
294 * testsuite/Makefile.in: Regenerate.
296 2010-04-06 Cary Coutant <ccoutant@google.com>
299 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
300 prevailing definitions of common symbols.
301 * testsuite/plugin_test_6.sh: New test case.
302 * testsuite/plugin_common_test_1.c: New test case.
303 * testsuite/plugin_common_test_2.c: New test case.
304 * testsuite/Makefile.am (plugin_test_6): New test case.
305 * testsuite/Makefile.in: Regenerate.
307 2010-04-06 Nick Clifton <nickc@redhat.com>
309 * po/vi.po: New Vietnamese translation.
311 2010-03-30 Doug Kwan <dougkwan@google.com>
313 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
315 2010-03-25 Doug Kwan <dougkwan@google.com>
317 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
318 to avoid a conversion warning on a 32-bit host.
320 2010-03-24 Ian Lance Taylor <iant@google.com>
322 * testsuite/script_test_3.t: Add a TLS segment.
323 * testsuite/Makefile.am (check_PROGRAMS): Add
324 tls_phdrs_script_test.
325 (tls_phdrs_script_test_SOURCES): Define.
326 (tls_phdrs_script_test_DEPENDENCIES): Define.
327 (tls_phdrs_script_test_LDFLAGS): Define.
328 (tls_phdrs_script_test_LDADD): Define.
329 * testsuite/Makefile.in: Rebuild.
331 2010-03-23 Cary Coutant <ccoutant@google.com>
333 * fileread.cc (find_or_make_view): Fix comment.
335 2010-03-23 Ian Lance Taylor <iant@google.com>
337 * script-sections.cc (class Orphan_section_placement): Define
338 PLACE_TLS and PLACE_TLS_BSS.
339 (Orphan_section_placement::Orphan_section_placement): Initialize
341 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
342 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
343 (tls_script_test_SOURCES): Define.
344 (tls_script_test_DEPENDENCIES): Define.
345 (tls_script_test_LDFLAGS): Define.
346 (tls_script_test_LDADD): Define.
347 * testsuite/Makefile.in: Rebuild.
349 2010-03-22 Doug Kwan <dougkwan@google.com>
351 * arm.cc (Arm_relocate_functions::abs8,
352 Arm_relocate_functions::abs16): Use correct check for overflow
353 specified in the ARM ELF specs.
354 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
355 target of a BLX instruction specially.
356 (Reloc_stub::stub_type_for_reloc): Ditto.
357 (Relocate::relocate): Use symbolic names instead of numeric relocation
358 codes to report error.
359 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
361 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
362 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
363 thumb2_blx_out_of_range.stdout
364 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
365 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
366 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
367 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
368 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
369 thumb2_blx_in_range, thumb2_blx_in_range.o,
370 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
371 thumb2_blx_out_of_range.o): New rules.
372 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
373 thumb2_blx_in_range and thumb2_blx_out_of_range.
374 * testsuite/Makefile.in: Regenerate.
375 * arm_branch_in_range.sh: Add tests for THUMB BLX.
376 * testsuite/thumb_blx_in_range.s: New file.
377 * testsuite/thumb_blx_out_of_range.s: New file.
379 2010-03-22 Rafael Espindola <espindola@google.com>
381 * archive.cc (Should_include): Move to archive.h.
382 (should_include_member): Make it a member of Archive.
384 (Add_lib_group_symbols): New.
385 * archive.h: Include options.h.
386 (Archive_member): Moved from Archive.
387 (Should_include): Moved from archive.cc.
389 (Add_lib_group_symbols): New.
390 * dynobj.cc (do_should_include_member): New.
391 * dynobj.h (do_should_include_member): New.
392 * gold.cc (queue_initial_tasks): Update call to queue.
393 * main.cc (main): Print lib group stats.
394 * object.cc (do_should_include_member): New.
395 * object.h: Include archive.h.
396 (Object::should_include_member): New.
397 (Object::do_should_include_member): New.
398 (Sized_relobj::do_should_include_member): New.
399 * options.cc (General_options::parse_start_lib): New.
400 (General_options::parse_end_lib): New.
401 (Input_arguments::add_file): Handle lib groups.
402 (Input_arguments::start_group): Check we are not in a lib.
403 (Input_arguments::start_lib): New.
404 (Input_arguments::end_lib): New.
405 * options.h (General_options): Add start_lib and end_lib.
406 (Input_argument::lib_): New.
407 (Input_argument::lib): New.
408 (Input_argument::is_lib): New.
409 (Input_file_lib): New.
410 (Input_arguments::in_lib_): New.
411 (Input_arguments::in_lib): New.
412 (Input_arguments::start_lib): New.
413 (Input_arguments::end_lib_): New.
414 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
415 in unused members as preempted.
416 (Sized_pluginobj::do_should_include_member): New.
417 * plugin.h (Sized_pluginobj::do_should_include_member): New.
418 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
420 (Read_symbols::do_whole_lib_group): New.
421 (Read_symbols::do_lib_group): New.
422 (Read_symbols::do_read_symbols): Handle lib groups.
423 (Read_symbols::get_name): Handle lib groups.
424 * readsyms.h (Read_symbols): Add an archive member pointer.
425 (Read_symbols::do_whole_lib_group): New.
426 (Read_symbols::do_lib_group): New.
427 (Read_symbols::member_): New.
428 * script.cc (read_input_script): Update call to queue_soon.
430 2010-03-19 Doug Kwan <dougkwan@google.com>
432 * arm.cc (Stub_table::Stub_table): Initialize new data members
433 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
434 (Stub_table::add_reloc_stub): Assign stub offset and update
435 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
436 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
438 (Stub_table::update_data_size_and_addralign): Use
439 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
440 instead of going over all reloc stubs.
441 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
442 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
443 Stringpool_template::offset_ to size of Stringpool_char.
444 (Stringpool_template::new_key_offset): Remove code to initialize
445 Stringpool_template::offset_.
446 * stringpool.h (Stringpool_template::set_no_zero_null): Set
447 Stringpool_template::offset_ to zero.
449 2010-03-15 Doug Kwan <dougkwan@google.com>
451 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
453 (Stringpool_template::new_key_offset): New method.
454 (Stringpool_template::add_string): Assign offsets when adding new
456 (Stringpool_template::set_string_offsets): Do not set string offsets
458 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
460 (Chunked_vector::clear): Clear size_.
461 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
462 (Chunked_vector::size): Return size_.
463 (Chunked_vector::push_back): Use size_ to find insert position.
464 (Chunked_vector::size_): New data member.
465 (Stringpool_template::set_no_zero_null): Assert string set is empty.
466 (Stringpool_template::new_key_offset): New method declaration.
467 (Stringpool_template::offset_): New data member.
469 2010-03-15 Rafael Espindola <espindola@google.com>
471 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
472 Add_symbols' constructor.
473 * readsyms.h (Add_symbols): Remove the input_group member.
475 2010-03-10 Ian Lance Taylor <iant@google.com>
477 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
478 target to ask whether a reference to a symbol requires a stack
480 * target.h (Target::is_call_to_non_split): New function.
481 (Target::do_is_call_to_non_split): Declare virtual function.
482 * target.cc: Include "symtab.h".
483 (Target::do_is_call_to_non_split): New function.
484 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
486 2010-03-10 Cary Coutant <ccoutant@google.com>
488 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
489 (File_read::open[1]): Remove initial mapping of whole_file_view_.
490 (File_read::open[2]): Add whole_file_view_ to list of views.
491 (File_read::make_view): Remove test of whole_file_view_.
492 (File_read::find_or_make_view): Create whole_file_view_ if
494 (File_read::clear_views): Replace bool parameter with enum;
495 adjust all callers. Don't delete views with permanent data;
496 do delete cached views and views from archives if
497 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
498 if clearing the corresponding view.
499 * fileread.h (File_read::Clear_views_mode): New enum.
500 (File_read::View::is_permanent_view): New method.
501 (File_read::clear_views): Replace bool parameter
502 with enum; adjust all callers.
503 * options.h (General_options): Change keep_files_mapped option;
505 * readsyms.cc (Add_symbols::run): Delete sd_ object before
507 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
510 2010-03-10 David S. Miller <davem@davemloft.net>
512 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
514 2010-03-09 Sriraman Tallam <tmsriram@google.com>
516 * icf.cc (get_section_contents): Add '@' marker after processing the
519 2010-03-08 Doug Kwan <dougkwan@google.com>
521 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
522 due to a conversion warning.
523 (Arm_relobj::update_output_local_symbol_count): Check for local
524 symbol with unset output index.
526 2010-03-05 Ian Lance Taylor <iant@google.com>
528 * options.h (class General_options): Add --spare-dynamic-tags.
529 * output.cc (Output_data_dynamic::set_final_data_size): Implement
530 --spare-dynamic-tags.
532 2010-03-05 Ian Lance Taylor <iant@google.com>
534 * incremental.cc: Include "libiberty.h".
536 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
538 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
539 function, is_info_ member.
540 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
541 (Versions::Versions): Update caller.
542 (Versions::define_base_version): Likewise.
543 (Versions::add_def): Likewise.
545 2010-03-03 Sriraman Tallam <tmsriram@google.com>
547 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
548 (Scan::possible_function_pointer_reloc): New function.
549 (Scan::local_reloc_may_be_function_pointer): Change to call
550 possible_function_pointer_reloc.
551 (Scan::global_reloc_may_be_function_pointer): Ditto.
552 * icf.h (Icf::check_section_for_function_pointers): Change to reject
553 relocations in ".data.rel.ro._ZTV" section.
554 * testsuite/icf_safe_so_test.sh: Change to pass i386.
555 * testsuite/icf_safe_so_test.cc: Ditto.
556 * testsuite/icf_safe_test.cc: Ditto.
557 * testsuite/icf_safe_test.sh: Ditto.
559 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
560 Ian Lance Taylor <iant@google.com>
562 * target-reloc.h (relocate_section): Check the symbol table index
563 for -1U before setting the local symbol index.
564 (scan_relocatable_relocs): If copying the relocation, record that
565 the local symbol is required.
566 * object.h (Symbol_value::is_output_symtab_index_set): New
568 (Symbol_value::may_be_discarded_from_output_symtab): New
570 (Symbol_value::has_output_symtab_entry): New function.
571 (Symbol_value::needs_output_symtab_entry): Remove.
572 (Symbol_value::output_symtab_index): Make sure the symbol index is
574 (Symbol_value::set_output_symtab_index): Make sure the symbol
575 index is not set. Make sure the new index is valid.
576 (Symbol_value::set_must_have_output_symtab_entry): New function.
577 (Symbol_value::has_output_dynsym_entry): New function.
578 (Symbol_value::set_output_dynsym_index): Make sure the new index
580 (Sized_relobj::set_must_have_output_symtab_entry): New function.
581 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
582 local symbol if permitted.
583 (Sized_relobj::do_finalize_local_symbols): Call
584 is_output_symtab_index_set rather than needs_output_symtab_entry.
585 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
586 rather than needs_output_symtab_entry. Call
587 has_output_dynsym_entry rather than needs_output_dynsym_entry.
588 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
589 is_output_symtab_index_set rather than needs_output_symtab_entry.
590 * testsuite/discard_locals_relocatable_test.c: New file.
591 * testsuite/discard_locals_test.sh: Test -r.
592 * testsuite/Makefile.am (check_DATA): Add
593 discard_locals_relocatable_test1.syms,
594 discard_local_relocatable_test2.syms.
595 (MOSTLYCLEANFILES): Likewise. Also add
596 discard_locals_relocatable_test1.lout and
597 discard_locals_relocatable_test2.out.
598 (discard_locals_relocatable_test1.syms): New target.
599 (discard_locals_relocatable_test.o): New target.
600 (discard_locals_relocatable_test1.out): New target.
601 (discard_locals_relocatable_test2.syms): New target.
602 (discard_locals_relocatable_test2.out): New target.
603 (various): Add missing ../ld-new dependencies.
604 * testsuite/Makefile.in: Rebuild.
606 2010-03-03 Nick Clifton <nickc@redhat.com>
608 * po/fi.po: New Finnish translation.
610 2010-03-01 Doug Kwan <dougkwan@google.com>
612 * layout.cc (Layout::Layout): Force section types of .init_array*,
613 .preinit_array* and .fini_array* sections.
614 * output.cc (Output_section::Input_section_sort_entry::has_priority):
615 Fix check of return value of std::string::find.().
616 (Output_section::Input_section_sort_compare::operator()): Remove
617 comment about .init_array.
618 (Output_section::Input_section_sort_init_fini_compare::operator()):
620 (Output_section::sort_attached_input_sections): Handle .init_array
621 and .fini_array specially.
622 * output.h (Output_section::Inut_section_sort_compare): Update
624 (Output_section::Input_section_sort_init_fini_compare): New struct.
626 2010-02-26 Doug Kwan <dougkwan@google.com>
628 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
629 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
630 * testsuite/debug_msg.sh: Avoid matching source line number for
631 use of global variable undef_int.
633 2010-02-26 Doug Kwan <dougkwan@google.com>
635 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
636 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
637 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
638 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
639 * options.cc (General_options::General_options): Initialize member
641 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
642 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
643 and rm_no_fix_v4bx.stdout
644 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
645 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
646 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
647 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
649 * Makefile.in: Regenerate.
650 * testsuite/arm_fix_v4bx.s: New file.
651 * testsuite/arm_fix_v4bx.sh: Ditto.
653 2010-02-24 Doug Kwan <dougkwan@google.com>
655 * arm.cc (Target_arm::got_section): Make the .got section the first
656 non RELRO section in the data segment.
657 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
658 suffixes of section names.
660 2010-02-24 Doug Kwan <dougkwan@google.com>
662 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
663 flags and attributes merging if an input file is a binary file.
664 * fileread.cc (Input_file::open): Record format of original file.
665 * fileread.h (Input_file::Format): New enum type.
666 (Input_file::Input_file): Initialize data member format_.
667 (Input_file::format): New method definition.
668 (Input_file::format_):: New data member.
670 2010-02-24 Doug Kwan <dougkwan@google.com>
672 * arm.cc (Arm_output_data_got): New class.
673 (ARM_TCB_SIZE): New constant
674 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
675 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
676 If user uses a script with a SECTIONS clause, issue only a warning
677 for a misplaced EXIDX input section. Otherwise, issue an error.
678 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
680 (Target_arm::got_mode_index_entry): Handle static linking.
681 (Target_arm::Scan::local): Ditto.
682 (Target_arm::Scan::global): Ditto.
683 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
684 all incorrectly implemented relocations.
685 (Target_arm::fix_exidx_coverage): Pass layout to
686 Arm_output_section::fix_exidx_coverage.
687 * layout.cc (Layout::section_name_mapping): Remove trailing dots
688 from ".ARM.exidx." and ".ARM.extab.".
690 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
692 * arm.cc (Target_arm::do_finalize_sections): Create attribute
693 section if it does not already exist.
694 * attributes.cc (Attributes_section_data::Attributes_section_data):
695 Don't crash if size is zero.
697 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
698 Ian Lance Taylor <iant@google.com>
700 * gold.cc (queue_middle_tasks): If no input files were opened,
702 * workqueue.h (Task_function::Task_function): Assert that there is
705 2010-02-22 Doug Kwan <dougkwan@google.com>
707 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
708 * icf.cc (get_section_contents): Cast snprintf arguments to long long
709 types to avoid warnings due to different uint64_t implementations
712 2010-02-21 Doug Kwan <dougkwan@google.com>
714 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
715 handling of the maximum backward branch offset.
716 (Arm_relocate_functions::thumb_branch_common): Ditto.
717 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
718 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
719 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
720 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
721 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
722 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
723 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
724 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
725 thumb_bl_out_of_range thumb_bl_out_of_range.o,
726 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
727 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
728 thumb2_bl_out_of_range.o): New rules.
729 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
730 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
731 thumb2_bl_out_of_range
732 * testsuite/Makefile.in: Regenerate.
733 * testsuite/arm_bl_in_range.s: New file.
734 * testsuite/arm_bl_out_of_range.s: Ditto.
735 * testsuite/arm_branch_in_range.sh: Ditto.
736 * testsuite/arm_branch_range.t: Ditto.
737 * testsuite/thumb2_branch_range.t: Ditto.
738 * testsuite/thumb_bl_in_range.s: Ditto.
739 * testsuite/thumb_bl_out_of_range.s: Ditto.
740 * testsuite/thumb_branch_range.t: Ditto.
742 2010-02-20 Sriraman Tallam <tmsriram@google.com>
744 * gc.h (gc_process_relocs): Change vectors to point to the new list.
745 Add reloc offset information.
746 * icf.cc (get_section_contents): Change iterators to point to the new
747 vectors. Add reloc offset information to the contents.
748 * icf.h (Icf::Sections_reachable_info): New typedef.
749 (Icf::Sections_reachable_list): New typedef.
750 (Icf::Offset_info): New typedef.
751 (Icf::Reloc_info): New struct typedef.
752 (Icf::Reloc_info_list): New typedef.
753 (Icf::symbol_reloc_list): Delete method.
754 (Icf::addend_reloc_list): Delete method.
755 (Icf::section_reloc_list): Delete method.
756 (Icf::reloc_info_list): New method.
757 (Icf::reloc_info_list_): New member.
759 2010-02-19 Doug Kwan <dougkwan@google.com>
761 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
762 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
763 * arm.cc (Arm_relocation_functions): New forward declaration.
764 (Target_arm::Target_arm): Initialize new data members
765 got_mod_index_offset_ and tls_base_symbol_defined_.
766 (Target_arm::Relocate::relocate_tls): New method.
767 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
768 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
770 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
771 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
772 (Target_arm::got_mod_index_offset_,
773 Target_arm::tls_base_symbol_defined_): New data members.
774 (Target_arm::Scan::local, Target::Scan::global,
775 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
778 2010-02-18 Doug Kwan <dougkwan@google.com>
780 * arm.cc (Arm_relobj::find_linked_text_section): New method.
781 (Arm_relobj::make_exidx_input_section): Pass section index of linked
782 text section as a parameter becuase some broken tools may not set
783 the link in section header.
784 (Target_arm::has_got_section): New method.
785 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
786 without any mapping symbol as data only. Remove warning.
787 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
788 link in its section header, try to discover the link by inspecting the
789 REL31 relocation at the beginning of the section.
790 (Target_arm::Scan::check_non_pic): Report name of offending relocation
792 (Target_arm::Scan::global): Treat any reference to the symbol
793 _GLOBAL_OFFSET_TABLE_ as a GOT access.
795 2010-02-12 Sriraman Tallam <tmsriram@google.com>
797 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
798 (Scan::global_reloc_may_be_function_pointer): New function.
799 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
800 (Scan::global_reloc_may_be_function_pointer): New function.
801 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
802 (Scan::global_reloc_may_be_function_pointer): New function.
803 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
804 (Scan::global_reloc_may_be_function_pointer): New function.
805 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
806 (Scan::global_reloc_may_be_function_pointer): New function.
807 (Scan::possible_function_pointer_reloc): New function.
808 (Target_x86_64::can_check_for_function_pointers): New function.
809 * gc.h (gc_process_relocs): Scan relocation types to determine if
810 function pointers were taken for targets that support it.
811 * icf.cc (Icf::find_identical_sections): Include functions for
812 folding in safe ICF whose pointer is not taken.
813 * icf.h (Secn_fptr_taken_set): New typedef.
814 (fptr_section_id_): New member.
815 (section_has_function_pointers): New function.
816 (set_section_has_function_pointers): New function.
817 (check_section_for_function_pointers): New function.
818 * options.h: Fix comment for safe ICF option.
819 * target.h (can_check_for_function_pointers): New function.
820 * testsuite/Makefile.am: Add icf_safe_so_test test case.
821 Modify icf_safe_test for X86-64.
822 * testsuite/Makefile.in: Regenerate.
823 * testsuite/icf_safe_so_test.cc: New file.
824 * testsuite/icf_safe_so_test.sh: New file.
825 * testsuite/icf_safe_test.cc (kept_func_3): New function.
826 (main): Change to take pointer to function kept_func_3.
827 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
828 folding is done correctly for X86-64.
830 2010-02-12 David S. Miller <davem@davemloft.net>
832 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
833 is_symbolless parameter.
834 (Output_reloc<SHT_REL>::is_symbolless): New.
835 (Output_reloc<SHT_REL>::is_symbolless_): New.
836 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
837 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
838 (Output_reloc<SHT_RELA>::is_symbolless): New.
839 (Output_data_reloc::add_global): Handle is_symbolless.
840 (Output_data_reloc::add_global_relative): Likewise.
841 (Output_data_reloc::add_local): Likewise.
842 (Output_data_reloc::add_local_relative): Likewise.
843 (Output_data_reloc::add_symbolless_global_addend): New.
844 (Output_data_reloc::add_symbolless_local_addend): New.
845 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
847 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
848 instead of ->is_relative_
849 (Output_reloc::write): Likewise.
850 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
851 (Output_reloc::write_rel): Simplify.
853 * sparc.cc (Target_sparc::Scan::local): Use
854 ->add_symbolless_local_addend as needed.
855 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
856 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
857 based upon relocation offset.
859 2010-02-11 Doug Kwan <dougkwan@google.com>
861 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
862 (Target_arm::Scan::global): Ditto. Also remove a comment before the
863 beginning of function.
864 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
865 and MOVT_ABS relocations. Those are non issued in scanning. Fix
866 parameter is_32bit in calls to should_apply_static_reloc.
867 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
868 (check_DATA): Add arm_abs_global.stdout.
869 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
870 arm_abs_global.stdout): New rules.
871 (MOSTLLYCLEANFILES): Add arm_abs_global
872 * Makefile.in: Regenerate.
873 * testsuite/arm_abs_global.s: New file.
874 * testsuite/arm_abs_global.sh: Ditto.
875 * testsuite/arm_abs_lib.s: Ditto.
877 2010-02-11 Ian Lance Taylor <iant@google.com>
879 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
881 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
882 Allocate_commons_task first.
883 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
884 task, rather than symtab_lock_.
885 (Gc_process_relocs::~Gc_process_relocs): New function.
886 (Gc_process_relocs::is_runnable): Check this_blocker_.
887 (Gc_process_relocs::locks): Use next_blocker_ rather than
889 (Scan_relocs::~Scan_relocs): New function.
890 (Scan_relocs::is_runnable): Check this_blocker_ rather than
892 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
894 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
895 fields. Add this_blocker_ and next_blocker_ fields. Adjust
896 constructor accordingly.
897 (class Gc_process_relocs): Likewise.
898 (class Scan_relocs): Likewise.
899 * common.h (class Allocate_commons_task): Remove symtab_lock_
900 field, and corresponding constructor parameter.
901 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
903 (Allocate_commons_task::locks): Likewise.
905 2010-02-11 Ian Lance Taylor <iant@google.com>
907 * gold-threads.h (class Once): Define.
908 (class Initialize_lock): Rewrite as child of Once.
909 * gold-threads.cc (class Once_initialize): Define.
910 (once_pointer_control): New static variable.
911 (once_pointer, once_arg): New static variables.
912 (c_run_once): New static function.
913 (Once::Once, Once::run_once, Once::internal_run): New functions.
914 (class Initialize_lock_once): Remove.
915 (initialize_lock_control): Remove.
916 (initialize_lock_pointer): Remove.
917 (initialize_lock_once): Remove.
918 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
919 (Initialize_lock::initialize): Rewrite.
920 (Initialize_lock::do_run_once): New function.
921 * archive.cc (Archive::interpret_header): Only clear name if it is
923 * fileread.cc: Include "gold-threads.h"
924 (file_counts_lock): New static variable.
925 (file_counts_initialize_lock): Likewise.
926 (File_read::release): Only increment counts when using --stats.
927 Use a lock around the increment.
928 * parameters.cc (class Set_parameters_target_once): Define.
929 (set_parameters_target_once): New static variable.
930 (Parameters::Parameters): Move here from parameters.h.
931 (Parameters::set_target): Rewrite.
932 (Parameters::set_target_once): New function.
933 (Parameters::clear_target): Move here and rewrite.
934 * parameters.h (class Parameters): Update declarations. Add
935 set_parameters_target_once_ field.
936 (Parameters::Parameters): Move to parameters.cc.
937 (Parameters::clear_target): Likewise.
938 * readsyms.cc (Read_symbols::do_group): Create a Start_group
940 (Start_group::~Start_group): New function.
941 (Start_group::is_runnable): New function.
942 (Start_group::locks, Start_group::run): New functions.
943 (Finish_group::run): Change saw_undefined to size_t.
944 * readsyms.h (class Start_group): Define.
945 (class Finish_group): Change saw_undefined_ field to size_t.
946 (Finish_group::Finish_group): Remove saw_undefined and
947 this_blocker parameters. Change all callers.
948 (Finish_group::set_saw_undefined): New function.
949 (Finish_group::set_blocker): New function.
950 * symtab.h (class Symbol_table): Change saw_undefined to return
951 size_t. Change saw_undefined_ field to size_t.
952 * target-select.cc (Set_target_once::do_run_once): New function.
953 (Target_selector::Target_selector): Initialize set_target_once_
954 field. Don't initialize lock_ and initialize_lock_ fields.
955 (Target_selector::instantiate_target): Rewrite.
956 (Target_selector::set_target): New function.
957 * target-select.h (class Set_target_once): Define.
958 (class Target_selector): Update declarations. Make
959 Set_target_once a friend. Remove lock_ and initialize_lock_
960 fields. Add set_target_once_ field.
962 2010-02-10 Ian Lance Taylor <iant@google.com>
964 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
966 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
967 (queue_middle_tasks): Add all blockers before queueing any tasks.
968 (queue_final_tasks): Likewise.
969 * token.h (Task_token::add_blockers): New function.
970 * object.h (Input_objects::number_of_relobjs): New function.
972 2010-02-10 Ian Lance Taylor <iant@google.com>
974 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
975 shared, not if not position independent.
976 * x86_64.cc (Relocate::relocate_tls): Likewise.
977 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
978 (tls_pie_pic_test): New target.
979 * testsuite/Makefile.in: Rebuild.
981 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
982 (tls_test_main_pie.o, tls_test_pie.o): New targets.
983 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
984 * testsuite/Makefile.in: Rebuild.
986 2010-02-09 David S. Miller <davem@davemloft.net>
988 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
989 R_SPARC_RELATIVE using ->add_local_relative().
990 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
992 * output.h (Output_data_dynamic::add_section_size): New method
993 that takes two Output_data objects.
994 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
995 entry param. Handle it in initializers.
996 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
997 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
998 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1000 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1001 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1002 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1003 for dynrel_includes_plt.
1004 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1005 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1006 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1008 (Target_sparc::do_finalize_sections): Update to pass true for
1009 dynrel_includes_plt.
1010 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1011 output before .rela.plt
1012 (Target_powerpc::do_finalize_sections): Update to pass true for
1013 dynrel_includes_plt when 32-bit.
1015 2010-02-08 Doug Kwan <dougkwan@google.com>
1017 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1019 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1020 Arm_relobj::scan_section_for_cortex_a8_stubs,
1021 Arm_relobj::do_relocation_section): Instead of calling
1022 Output_section::output_address, use faster
1023 Arm_relobj::simple_input_section_output_address.
1025 2010-02-08 David S. Miller <davem@davemloft.net>
1027 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1028 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1029 relocation helper function.
1031 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1032 just like R_SPARC_GOT{10,13,22}.
1033 (Target_sparc::Scan::local): Likewise.
1034 (Target_sparc::Relocate:relocate): Likewise.
1036 2010-02-06 Ian Lance Taylor <iant@google.com>
1038 * configure.ac: Rewrite targetobjs duplicate removal code to use
1039 only shell constructs.
1040 * configure: Rebuild.
1042 2010-02-05 Doug Kwan <dougkwan@google.com>
1045 * arm.cc (Arm_relobj::section_is_scannable): New method.
1046 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1047 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1049 2010-02-04 Doug Kwan <dougkwan@google.com>
1052 * arm-reloc-property.cc (cstdio): Include.
1053 * configure.ac (targetobjs): Remove duplicates.
1054 * configure: Regenerate.
1055 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1056 big and little endian version for a given address size.
1058 2010-02-03 Doug Kwan <dougkwan@google.com>
1060 * arm-reloc-property.cc
1061 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1063 * arm-reloc-property.h
1064 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1065 New method definition.
1066 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1068 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1070 (GOT_PREL): Change implemented to Y.
1071 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1072 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1073 (Arm_relocate_functions::movw_abs_nc): Remove method.
1074 (Arm_relocate_functions::movt_abs): Ditto.
1075 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1076 (Arm_relocate_functions::thm_movt_abs): Ditto.
1077 (Arm_relocate_functions::movw_rel_nc): Ditto.
1078 (Arm_relocate_functions::movw_rel): Ditto.
1079 (Arm_relocate_functions::movt_rel): Ditto.
1080 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1081 (Arm_relocate_functions:thm_movw_rel): Ditto.
1082 (Arm_relocate_functions:thm_movt_rel): Ditto.
1083 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1084 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1085 New method definitions.
1086 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1087 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1088 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1089 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1090 (Target_arm::Relocate::relocate): Check for non-static or
1091 unimplemented relocation code and exit early. Change calls to
1092 Target_arm::reloc_uses_thumb_bit and
1093 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1094 instead. Refactor code to handle similar relocations to increase
1095 code sharing. Remove check for unsupported relocation code in switch
1097 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1098 relocation property table to find out size. Change error message to
1099 print out the name of a relocation code instead of the numeric value.
1100 (Target_arm::scan_reloc_for_stub): Use relocation property table
1101 instead of calling Target_arm::reloc_uses_thumb_bit().
1103 2010-02-02 Doug Kwan <dougkwan@google.com>
1105 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1106 types of relaxed input section.
1108 2010-02-02 Doug Kwan <dougkwan@google.com>
1110 * Makefile.am (HFILES): Add arm-reloc-property.h.
1112 (TARGETSOURCES): Add arm-reloc-property.cc
1113 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1114 (libgold_a_SOURCES): $(DEFFILES)
1115 * Makefile.in: Regenerate.
1116 * arm-reloc-property.cc: New file.
1117 * arm-reloc-property.h: New file.
1118 * arm-reloc.def: New file.
1119 * arm.cc: Update comments.
1120 (arm-reloc-property.h): New included header.
1121 (arm_reloc_property_table): New global variable.
1122 (Target_arm::do_select_as_default_target): New method definition.
1123 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1124 arm-reloc-property to targ_extra_obj.
1125 * parameters.cc (set_parameters_target): Call
1126 Target::select_as_default_target().
1127 * target.h (Target::select_as_default_target): New method definition.
1128 (Target::do_select_as_default_target): Same.
1130 2010-02-01 Doug Kwan <dougkwan@google.com>
1132 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1133 first_output_text_section_.
1134 (Arm_exidx_fixup::first_output_text_section): New method definition.
1135 (Arm_exidx_fixup::first_output_text_section_): New data member.
1136 (Arm_exidx_fixup::process_exidx_section): Record the first text
1137 output section seen.
1138 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1139 and entsize in output section header.
1141 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1143 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1144 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1145 (Arm_relocate_functions::thm_alu11): New Method.
1146 (Arm_relocate_functions::thm_pc8): New Method.
1147 (Arm_relocate_functions::thm_pc12): New Method.
1148 (Target_arm::Scan::local): Handle the relocations.
1149 (Target_arm::Scan::global): Likewise.
1150 (Target_arm::Relocate::relocate): Likewise.
1151 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1153 2010-01-29 Doug Kwan <dougkwan@google.com>
1155 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1156 of relocation types as ld.
1158 2010-01-29 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1162 (Arm_relocate_functions::thumb_branch_common): Ditto.
1163 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1164 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1165 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1166 Arm_relocate_functions::jump24): Remove.
1167 (Target_arm::Relocate::relocate): Adjust code to call
1168 Arm_relocation_functions::arm_branch_common and
1169 Arm_relocation_functions::thumb_branch_common instead of their removed
1170 wrappers. Merge switch-cases together to reduce source code size.
1172 2010-01-29 Doug Kwan <dougkwan@google.com>
1174 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1175 output_local_symbol_count_needs_update_.
1176 (Arm_relobj::output_local_symbol_count_needs_update,
1177 Arm_relobj::set_output_local_symbol_count_needs_update,
1178 Arm_relobj::update_output_local_symbol_count): New methods.
1179 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1181 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1182 of pointed function as in a R_ARM_PREL31 relocation.
1183 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1184 for output local symbol count updating.
1185 (Target_arm::do_relax): Update output local symbol counts in objects
1187 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1189 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1191 * arm.cc: Added support for the ARM relocations:
1192 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1193 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1194 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1196 (Arm_relocate_functions::movw_rel): New method.
1197 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1198 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1200 (Arm_relocate_functions::thm_movw_rel): New method.
1201 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1203 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1205 (Target_arm::Scan::global): Likewise.
1206 (Target_arm::Relocate::relocate): Likewise.
1207 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1210 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1212 * arm.cc: Added support for ARM group relocations.
1213 (Target_arm::reloc_needs_sym_origin): New method.
1214 (Arm_relocate_functions::calc_grp_kn): New method.
1215 (Arm_relocate_functions::calc_grp_residual): New method.
1216 (Arm_relocate_functions::calc_grp_gn): New method.
1217 (Arm_relocate_functions::arm_grp_alu): New Method.
1218 (Arm_relocate_functions::arm_grp_ldr): New Method.
1219 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1220 (Arm_relocate_functions::arm_grp_ldc): New Method.
1221 (Target_arm::Scan::local): Handle the ARM group relocations.
1222 (Target_arm::Scan::global): Likewise.
1223 (Target_arm::Relocate::relocate): Likewise.
1224 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1227 2010-01-26 Doug Kwan <dougkwan@google.com>
1229 * arm.cc (set): Include.
1230 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1232 (Arm_output_section::Text_section_list): New type.
1233 (Arm_output_section::append_text_sections_to_list): New method.
1234 (Arm_output_section::fix_exidx_coverage): Ditto.
1235 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1236 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1237 Relobj::set_section_offset() instead of
1238 Sized_relobj::invalidate_section_offset().
1239 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1240 parameter for section headers. Ignore relocation sections for
1241 unallocated sections and EXIDX sections.
1242 (Target_arm::fix_exidx_coverage): New method.
1243 (Target_arm::output_section_address_less_than): New type.
1244 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1245 linked text section instead of the EXIDX section.
1246 (Arm_output_section::create_stub_group): Add an assertion to check
1247 that this is not an EXIDX output section.
1248 (Arm_output_section::append_text_sections_to_list): New method.
1249 (Arm_output_section::fix_exidx_coverage): Ditto.
1250 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1251 Arm_relobj::section_needs_reloc_stub_scanning.
1252 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1254 (Target_arm::fix_exidx_coverage): New method.
1255 * object.h (Relobj::set_output_section): New method.
1256 (Sized_relobj::invalidate_section_offset): Remove method.
1257 (Sized_relobj::do_invalidate_section_offset): Remove method.
1258 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1260 2010-01-25 Doug Kwan <dougkwan@google.com>
1262 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1263 Fix warning due to signed and unsigned comparison on a 32-bit host.
1265 2010-01-22 Doug Kwan <dougkwan@google.com>
1267 * arm.cc (Target_arm::do_relax): Record an output section for section
1268 offset adjustment it contains any stub table that has changed.
1269 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1270 offsets in an output section if necessary.
1271 * output.cc (Output_section::Output_section): Initialize
1272 section_offsets_need_adjustments_.
1273 (Output_section::add_input_section_for_script): Renamed to
1274 Output_section::add_simple_input_section.
1275 (Output_section::save_states): Add a comment.
1276 (Output_section::discard_states): New method defintion.
1277 (Output_section::adjust_section_offsets): Same.
1278 * output.h (Output_section::add_input_section_for_script): Renamed to
1279 Output_section::add_simple_input_section.
1280 (Output_section::discard_states): New method declaration.
1281 (Output_section::adjust_section_offsets): Same.
1282 (Output_section::section_offsets_need_adjustment,
1283 Output_section::set_section_offsets_need_adjustment): New method
1285 (Output_section::section_offsets_need_adjustment_): New data member.
1286 * script-sections.cc
1287 (Output_section_element_input::set_section_address): Adjust code for
1288 renaming of Output_section::add_input_section_for_script.
1289 (Orphan_output_section::set_section_address): Same.
1291 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1293 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1294 Fix_v4bx enum values .
1295 * gold/options.h (General_options): New option definitions.
1296 (General_options::fix_v4bx): New method.
1297 (General_options::Fix_v4bx): New enum.
1298 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1299 (General_options::parse_fix_v4bx_interworking): New method.
1301 2010-01-22 Doug Kwan <dougkwan@google.com>
1303 * arm.cc (Arm_exidx_fixup): New class.
1305 2010-01-21 Doug Kwan <dougkwan@google.com>
1307 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1309 (Arm_exidx_section_offset_map): New type.
1311 2010-01-21 Doug Kwan <dougkwan@google.com>
1313 * arm.cc (Arm_exidx_input_section): New class.
1314 (Arm_relobj::exidx_input_section_by_link,
1315 Arm_relobj::exidx_input_section_by_shndx,
1316 Arm_relobj::make_exidx_input_section): New methods.
1317 (read_arm_attributes_section): Remove.
1318 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1319 information about them.
1320 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1323 2010-01-20 Doug Kwan <dougkwan@google.com>
1325 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1326 Input_section_specifier to Section_id.
1327 (Target_arm::new_arm_input_section: Adjust code for change of key
1329 (Target_arm::find_arm_input_section): Ditto.
1330 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1331 (Section_id): Remove.
1332 (Garbage_collection::Section_id_hash): Remove.
1333 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1334 (Section_id): Remove.
1335 (Icf::Section_id_hash): Remove.
1336 * object.h (Section_id, Const_section_id, Section_id_hash,
1337 Const_section_id_hash): New type definitions.
1338 * output.cc (Output_section::add_relaxed_input_section): Change to
1339 use Const_section_id instead of Input_section_specifier as key type.
1340 (Output_section::add_merge_input_section): Ditto.
1341 (Output_section::build_relaxation_map): Change to use Section_id
1342 instead of Input_section_specifier as key type.
1343 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1345 (Output_section::convert_input_sections_to_relaxed_sections): Change
1346 to use Const_section_id instead of Input_section_specifier as key type.
1347 (Output_section::find_merge_section): Ditto.
1348 (Output_section::find_relaxed_input_section): Ditto.
1349 * output.h (Input_section_specifier): Remove class.
1350 (Output_section::Output_section_data_by_input_section_map): Change
1351 key type to Const_section_id.
1352 (Output_section::Output_relaxed_input_section_by_input_section_map):
1354 (Output_section::Relaxation_map): Change key type to Section_id.
1356 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1358 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1359 (class Arm_v4bx_stub): New class.
1360 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1361 (Stub_factory::make_arm_v4bx_stub): New method.
1362 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1363 (Stub_table::empty): Handle v4bx stubs.
1364 (Stub_table::add_arm_v4bx_stub): New method.
1365 (Stub_table::find_arm_v4bx_stub): New method.
1366 (Arm_relocate_functions::v4bx): New method.
1367 (Target_arm::fix_v4bx): New method.
1368 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1369 (Stub_table::relocate_stubs): Likewise.
1370 (Stub_table::do_write): Likewise.
1371 (Stub_table::update_data_size_and_addralign): Likewise.
1372 (Stub_table::finalize_stubs): Likewise.
1373 (Target_arm::Scan::local): Likewise.
1374 (Target_arm::Scan::global): Likewise.
1375 (Target_arm::do_finalize_sections): Likewise.
1376 (Target_arm::Relocate::relocate): Likewise.
1377 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1379 (Target_arm::scan_reloc_for_stub): Likewise.
1380 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1382 2010-01-19 Ian Lance Taylor <iant@google.com>
1384 * output.cc (Output_section_headers::do_sized_write): Write large
1385 segment count to sh_info field.
1386 (Output_file_header::do_sized_write): For large segment count,
1387 write PN_XNUM to e_phnum field.
1389 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1391 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1392 (Arm_relocate_functions::thm_jump8): New function.
1393 (Arm_relocate_functions::thm_jump11): New function.
1394 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1396 (Target_arm::Scan::global): Likewise.
1397 (Target_arm::Relocate::relocate): Likewise.
1398 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1401 2010-01-14 Doug Kwan <dougkwan@google.com>
1403 * arm.cc (map, utility): Include headers.
1404 (Target_arm::apply_cortex_a8_workaround): New method.
1405 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1406 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1407 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1408 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1409 the --[no-]fix-cortex-a8 command line options.
1410 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1411 (Target_arm::relocate_stub): Use addend in instruction template.
1412 * options.h (DEFINE_bool): Set the user-set flag.
1413 (General_options): Add --[no-]-fix-cortex options.
1414 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1415 : Update fast look-up map after conversion.
1417 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1419 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1420 in the first pass of do_layout.
1422 2010-01-13 Doug Kwan <dougkwan@google.com>
1424 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1425 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1426 apparent compiler problem of not folding static constant integral
1427 data members of elfcpp::Elf_sizes<32>.
1429 2010-01-13 Doug Kwan <dougkwan@google.com>
1431 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1432 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1433 Arm_relobj::scan_section_for_cortex_a8_erratum,
1434 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1435 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1436 sections to scan for relocation stubs into a new method
1437 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1438 relocation and Cortex-A8 stub scanning.
1439 (Target_arm::do_relax): Force stubs to be after stubbed sections
1440 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1441 the beginning of a new relaxation pass. Update a comment.
1442 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1444 2010-01-12 Ian Lance Taylor <iant@google.com>
1446 * target-reloc.h (visibility_error): New inline function.
1447 (relocate_section): Call visibility_error.
1448 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1449 (MOSTLYCLEANFILES): Likewise.
1450 (protected_4_pic.o, protected_3.err): New targets.
1451 * testsuite/protected_4.cc: New file.
1453 2010-01-12 Doug Kwan <dougkwan@google.com>
1455 * arm.cc (Cortex_a8_reloc): New class.
1456 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1457 and cortex_a8_relocs_info_.
1458 (Target_arm::fix_cortex_a8): New method definition.
1459 (Target_arm::Cortex_a8_relocs_info): New type.
1460 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1461 New data member declarations.
1462 (Target_arm::scan_reloc_for_stub): Record information about
1463 relocations for THUMB branches that might be exempted from the
1464 Cortex-A8 workaround.
1465 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1466 at the beginning of a relaxation pass.
1468 2010-01-12 Doug Kwan <dougkwan@google.com>
1470 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1471 (Arm_relobj::Mapping_symbol_position,
1472 Arm_reloj::Mapping_symbol_position_less,
1473 Arm_relobj::Mapping_symbols_info): New types.
1474 (Target_arm::is_mapping_symbol_name): New method definition.
1475 (Arm_relobj::do_count_local_symbols): Save information about mapping
1478 2010-01-11 Doug Kwan <dougkwan@google.com>
1480 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1481 Arm_relocate_functions::thumb32_branch_upper,
1482 Arm_relocate_functions::thumb32_branch_lower,
1483 Arm_relocate_functions::thumb32_cond_branch_offset,
1484 Arm_relocate_functions::thumb32_cond_branch_upper,
1485 Arm_relocate_functions::thumb32_cond_branch_lower,
1486 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1487 branch offset encoding.
1488 (Arm_relocate_functions::thumb_branch_common): Use new branch
1489 offset encoding methods to avoid code duplication.
1490 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1491 (Stub_addend_reader::operator()): Use new branch encoding method
1492 to avoid code duplication.
1494 2010-01-11 Doug Kwan <dougkwan@google.com>
1496 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1497 (Target_arm::do_finalize_sections): Define special EXIDX section
1498 symbols only if referenced.
1499 * gc.h (Garbage_collection::add_reference): New method.
1500 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1503 2010-01-11 Ian Lance Taylor <iant@google.com>
1505 * script.cc (Version_script_info::build_expression_list_lookup):
1506 Change complaing about duplicate wildcard match from error to
1509 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1511 (Version_script_info::Version_script_info): Initialize globs_,
1512 default_version_, default_is_global_, and exact_. Don't
1513 initialize globals_ or locals_.
1514 (Version_script_info::build_lookup_tables): Build local symbols
1516 (Version_script_info::unquote): New function.
1517 (Version_script_info::add_exact_match): New function.
1518 (Version_script_info::build_expression_list_lookup): Remove lookup
1519 parameter. Add is_global parameter. Change all callers. Handle
1520 wildcard pattern specially. Unquote pattern. Call
1522 (Version_script_info::get_name_to_match): New function.
1523 (Version_script_info::get_symbol_version): New function.
1524 (Version_script_info::get_symbol_version_helper): Remove.
1525 (Version_script_info::check_unmatched_names): Call unquote.
1526 * script.h (class Version_script_info): Change get_symbol_version
1527 to be non-inline and add is_global parameter; change all callers.
1528 Rewrite symbol_is_local. Update declarations. Define struct
1529 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1530 Remove globals_ and locals_ members. Add exact_, globs_,
1531 default_version_, is_global_.
1532 (Version_script_info::Glob): Remove pattern, add expression and
1533 is_global. Update constructor. Change all callers.
1534 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1536 (Versions::symbol_section_contents): If a symbol is undefined, or
1537 defined in a dynamic object, set the version index to
1539 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1541 (Symbol_table::add_from_pluginobj): Likewise.
1542 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1544 2010-01-11 Doug Kwan <dougkwan@google.com>
1546 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1547 (incremental_dump_LDADD): Add linking option for libintl.
1548 * Makefile.in: Regenerate.
1550 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1553 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1555 * testsuite/Makefile.in: Regenerated.
1557 2010-01-10 Doug Kwan <dougkwan@google.com>
1559 * options.h (DEFINE_var): Use parentheses around argument varname__
1560 in macro body to avoid any unintended subsequent substitutions.
1562 2010-01-10 Ian Lance Taylor <iant@google.com>
1564 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1565 candidates before doing symbol resolution.
1567 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1568 ODR candidates if only one is weak.
1570 2010-01-08 Ian Lance Taylor <iant@google.com>
1572 * script.cc (Version_script_info::build_expression_list_lookup):
1573 Don't warn about ambiguous version, just record the ambiguity.
1574 (Version_script_info::get_symbol_version_helper): Give error if
1575 version is ambiguous.
1577 2010-01-08 Doug Kwan <dougkwan@google.com>
1579 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1580 prev_data_size_ and prev_addralign_. Remove initializer for
1581 deleted data member has_been_changed_.
1582 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1583 to determine if the table is empty.
1584 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1586 (Stub_table::add_reloc_stub): Define method in class definition
1587 instead of just declaring it there.
1588 (Stub_table::add_cortex_a8_stub): New method definition.
1589 (Stub_table::update_data_size_and_addralign): Ditto.
1590 (Stub_table::finalize_stubs): Ditto.
1591 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1592 (Stub_table::do_addralign_): Return address alignment in the
1593 (Stub_table::do_reset_address_and_file_offset): Define method in
1594 class definition instead of declaring it there. Set current data
1595 size to be the data size of the previous pass.
1596 (Stub_table::set_final_data_size): Use current data size as the
1598 (Stub_table::relocate_stub): Change parameter type of stub from
1599 Reloc_stub pointer to Stub pointer.
1600 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1601 (Stub_table::Cortex_a8_stub_list): New typedef.
1602 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1603 Stub_table::prev_addralign_): New data member.
1604 (Arm_relobj::Arm_relobj): Initialize data member
1605 section_has_cortex_a8_workaround_.
1606 (Arm_relobj::section_has_cortex_a8_workaround,
1607 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1609 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1611 (Target_arm::relocate_stub): Change parameter type of stub from
1612 Reloc_stub pointer to Stub pointer.
1613 (Insn_template::size, Insn_template::alignment): Handle
1614 THUMB16_SPECIAL_TYPE.
1615 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1616 Stub_table::update_data_size_and_addralign,
1617 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1619 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1620 (Stub_table::do_write): Ditto.
1621 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1623 2010-01-08 Ian Lance Taylor <iant@google.com>
1626 * symtab.h (class Symbol): Remove fields is_target_special_ and
1627 has_plt_offset_. Add field is_defined_in_discarded_section_.
1628 (Symbol::is_defined_in_discarded_section): New function.
1629 (Symbol::set_is_defined_in_discarded_section): New function.
1630 (Symbol::has_plt_offset): Rewrite.
1631 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1632 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1633 Don't initialize is_target_special_ or has_plt_offset_.
1634 Initialize is_defined_in_discarded_section_.
1635 (Symbol_table::add_from_relobj): If appropriate, set
1636 is_defined_in_discarded_section.
1637 * resolve.cc (Symbol::override_base_with_special): Don't test
1638 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1639 * target-reloc.h (relocate_section): Do special handling for
1640 symbols defined in discarded sections for global symbols as well
1643 2010-01-08 Ian Lance Taylor <iant@google.com>
1645 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1646 the SHT_SYMTAB case.
1648 2010-01-08 Ian Lance Taylor <iant@google.com>
1650 * object.cc (Sized_relobj::do_layout): Don't get confused if
1651 layout_eh_frame returns NULL.
1653 2010-01-08 Ian Lance Taylor <iant@google.com>
1656 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1657 dynamic symbol table, use the normal symbol table.
1658 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1661 2010-01-08 Ian Lance Taylor <iant@google.com>
1664 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1667 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1669 * version.cc (print_version): Change to "Copyright 2010".
1671 2010-01-08 Ian Lance Taylor <iant@google.com>
1675 * i386.cc (class Target_i386): Change return type of plt_section
1677 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1678 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1679 tls_desc_rel_ field.
1680 (Output_data_plt_i386::rel_tls_desc): New function.
1681 (Target_i386::rel_tls_desc_section): New function.
1682 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1683 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1684 R_386_TLS_DESC reloc in rel_tls_desc_section.
1685 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1686 Define struct Tlsdesc_info.
1687 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1688 (Target_x86_64::do_reloc_symbol_index): New function.
1689 (Target_x86_64::add_tlsdesc_info): New function.
1690 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1691 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1693 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1695 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1696 (Target_x86_64::rela_tlsdesc_section): New function.
1697 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1699 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1700 (Target_x86_64::do_reloc_addend): New function.
1701 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1702 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1703 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1704 (Output_reloc::type): New function.
1705 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1706 (Output_reloc::is_target_specific): New function.
1707 (Output_reloc::target_arg): New function.
1708 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1709 absolute relocs and target specific relocs.
1710 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1711 add_target_specific.
1712 (class Output_data_reloc) [SHT_RELA]: Likewise.
1713 * output.cc (Output_reloc::Output_reloc): Add four new versions
1714 for absolute relocs and target specific relocs.
1715 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1716 (Output_reloc::get_symbol_index): Likewise.
1717 (Output_reloc::local_section_offset): Check that local_sym_index_
1718 is not TARGET_CODE or 0.
1719 (Output_reloc::symbol_value): Likewise.
1720 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1722 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1723 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1725 * layout.cc (add_target_dynamic_tags): Use output section for
1726 DT_PLTRELSZ and DT_JMPREL.
1728 2010-01-07 Ian Lance Taylor <iant@google.com>
1731 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1733 (class Output_data_reloc_generic): Define.
1734 (class Output_data_reloc_base): Change base class to
1735 Output_data_reloc_generic. Change add() method to call
1736 bump_relative_reloc_count for a relative reloc. Remove
1738 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1740 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1741 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1743 * layout.h (class Layout): Update declaration.
1745 2010-01-07 Ian Lance Taylor <iant@google.com>
1747 * output.h (class Output_data): Add const version of
1748 output_section and do_output_section.
1749 (class Output_section_data): Add const version of
1751 (class Output_section): Likewise.
1752 * layout.cc (Layout::add_target_dynamic_tags): New function.
1753 * layout.h (class Layout): Update declarations.
1754 * arm.cc (Target_arm::do_finalize_sections): Use
1755 add_target_dynamic_tags.
1756 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1757 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1758 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1759 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1761 2010-01-07 Ian Lance Taylor <iant@google.com>
1764 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1767 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1768 Ian Lance Taylor <iant@google.com>
1771 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1772 Xindex::read_symtab_xindex.
1774 2010-01-07 Doug Kwan <dougkwan@google.com>
1776 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1777 (Insn_template::thumb16_bcond_insn): New method declaration.
1778 (Insn_template): Fix spelling.
1779 (Stub::thumb16_special): New method declaration.
1780 (Stub::do_write): Define virtual method which was previously pure
1782 (Stub::do_thumb16_special): New method declaration.
1783 (Stub::do_fixed_endian_write): New template member.
1784 (Reloc_stub::do_write): Remove.
1785 (Reloc_stub::do_fixed_endian_write): Remove.
1786 (Cortex_a8_stub): New class definition.
1787 (Stub_factory::make_cortex_a8_stub): New method definition.
1788 (Stub_factory::Stub_factory): Add missing static storage class
1789 qualifier for elf32_arm_stub_a8_veneer_blx.
1791 2010-01-07 Ian Lance Taylor <iant@google.com>
1794 * options.h (class General_options): Add --warn-unresolved-symbols
1795 and --error-unresolved-symbols.
1796 * errors.cc (Errors::undefined_symbol): Implement
1797 --warn-unresolved-symbols.
1799 * options.h (class General_options): Add -z text and -z textoff.
1800 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1802 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1804 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1805 (Garbage_collection::cident_sections): New function.
1806 (Garbage_collection::add_cident_section): New function.
1807 (Garbage_collection::cident_sections_): New member.
1808 (gc_process_relocs): Add references to sections whose names are C
1810 * gold.h (cident_section_start_prefix): New constant.
1811 (cident_section_stop_prefix): New constant.
1812 (is_cident): New function.
1813 * layout.cc (Layout::define_section_symbols): Replace string constants
1814 with the newly defined constants.
1815 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1817 * testsuite/Makefile.am: Add gc_orphan_section_test.
1818 * testsuite/Makefile.in: Regenerate.
1819 * testsuite/gc_orphan_section_test.cc: New file.
1820 * testsuite/gc_orphan_section_test.sh: New file.
1822 2010-01-06 Ian Lance Taylor <iant@google.com>
1825 * options.h (class General_options): Add --warn-shared-textrel.
1826 * layout.cc (Layout::finish_dynamic_section): Implement
1827 --warn-shared-textrel.
1830 * options.h (class General_options): Add --warn-multiple-gp.
1832 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1834 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1835 $(THREADSLIB) and $(LIBDL).
1836 * Makefile.in: Rebuild.
1838 2010-01-06 Ian Lance Taylor <iant@google.com>
1841 * options.cc (General_options::parse_section_start): New function.
1842 (General_options::section_start): New function.
1843 (General_options::General_options): Initialize all members.
1844 * options.h: Include <map>
1845 (class General_options): Add --section-start. Add section_starts_
1847 * layout.cc (Layout::attach_allocated_section_to_segment): If
1848 --section-start was used, set the address of the segment. Remove
1849 local sort_sections.
1850 (Layout::relaxation_loop_body): If the address of the load segment
1851 has been set by --section-start, don't use it.
1852 * output.h (Output_segment::update_flags_for_output_section): New
1854 * output.cc (Output_segment::add_output_section): Call
1855 update_flags_for_output_section.
1857 2010-01-05 Ian Lance Taylor <iant@google.com>
1860 * options.h (class General_options): Add --undefined-version.
1861 * script.cc (struct Version_expression): Add was_matched_by_symbol
1863 (Version_script_info::matched_symbol): New function.
1864 (Version_script_info::get_symbol_version_helper): Call
1866 (Version_script_info::check_unmatched_names): New function.
1867 * script.h (class Version_script_info): Update declarations.
1868 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1870 * options.h (class General_options): Use DEFINE_bool_alias for
1871 allow_multiple_definition.
1872 * resolve.cc (Symbol_table::should_override): Don't test
1873 allow_multiple_definition.
1876 * options.h (class General_options): Add --cref.
1877 * main.cc (main): Print cref table if --cref. Don't close mapfile
1878 until after printing cref table.
1879 * cref.cc: Include "symtab.h".
1880 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1881 (Cref_table_compare::operator()): New function.
1882 (Cref_inputs::gather_cref): New function.
1883 (filecol): New static const.
1884 (Cref_inputs::print_cref): New function.
1885 (Cref::print_cref): New function.
1886 * cref.h: Include <cstdio>.
1887 (class Cref): Update declarations.
1888 * mapfile.h (Mapfile::file): New function.
1889 * object.h (class Object): Define Symbols. Declare virtual
1890 do_get_global_symbols.
1891 (Object::get_global_symbols): New function.
1892 * object.cc (Input_objects::add_object): Pass object to cref_ if
1894 (Input_objects::archive_start): Likewise.
1895 (Input_objects::archive_stop): Likewise.
1896 (Input_objects::print_cref): New function.
1897 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1898 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1900 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1902 * plugin.h (class Sized_pluginobj): Update declarations.
1904 2010-01-05 Ian Lance Taylor <iant@google.com>
1906 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1907 to is_default_version. Rename insdef to insdefault.
1908 (Symbol_table::add_from_relobj): Rename def to is_default_version
1909 and local to is_forced_local.
1910 (Symbol_table::add_from_pluginobj): Likewise.
1911 (Symbol_table::add_from_dynobj): Likewise.
1912 (Symbol_table::define_special_symbol): Rename insdef to
1915 2010-01-04 Ian Lance Taylor <iant@google.com>
1918 * options.h (class General_options): Add
1919 --allow-multiple-definition and -z muldefs.
1920 * resolve.cc (Symbol_table::should_override): Don't warn about a
1921 multiple symbol definition if --allow-multiple-definition or -z
1925 * options.h (class General_options): Add --add-needed and
1926 --copy-dt-needed-entries. Tweak --as-needed help entry.
1927 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1928 error if --copy-dt-needed-entries aka --add-needed is used and
1929 would cause a change in behaviour.
1932 * options.h (class General_options): Add -G as a short version of
1933 --shared. Add no-op options -assert, -g, and -i.
1935 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1937 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1938 check for .text or .gnu.linkonce.t sections.
1939 * icf.cc (Icf::find_identical_sections): Ditto.
1940 Change the detection for mangled function name within the section
1942 * icf.h (is_section_foldable_candidate): New function.
1944 2009-12-30 Ian Lance Taylor <iant@google.com>
1947 * options.h (class General_options): Permit two dashes with
1948 --retain-symbols-file.
1950 2009-12-30 Ian Lance Taylor <iant@google.com>
1953 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1954 don't put the file header and segment headers in the text
1958 * common.cc (Sort_commons::operator()): Stabilize sort when both
1960 (Symbol_table::do_allocate_commons_list): When allocating common
1961 symbols, skip a symbol which is no longer common.
1962 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1963 an object before checking its type.
1964 * testsuite/common_test_2.c: New file.
1965 * testsuite/common_test_3.c: New file.
1966 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1967 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1968 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1969 (common_test_2_pic.o, common_test_2.so): New targets.
1970 (common_test_3_pic.o, common_test_3.so): New targets.
1971 * testsuite/Makefile.in: Rebuild.
1974 * script.cc (read_input_script): If we see a new SECTIONS clause,
1975 and we have added an input section, give an error.
1976 * layout.h (class Layout): Add have_added_input_section function.
1977 Add have_added_input_section_ field.
1978 * layout.cc (Layout::Layout): Initialize
1979 have_added_input_section_.
1980 (Layout::layout): Set have_added_input_section_.
1981 (Layout::layout_eh_frame): Likewise.
1983 2009-12-30 Ian Lance Taylor <iant@google.com>
1986 * options.h (class General_options): Add --sort-common option.
1987 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1988 * common.cc (Sort_common): Add sort_order parameter to
1989 constructor. Add sort_order_ field.
1990 (Sort_commons::operator): Check sort_order_.
1991 (Symbol_table::allocate_commons): Determine the sort order.
1992 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1994 (Symbol_table::do_allocate_commons_list): Likewise.
1996 2009-12-30 Ian Lance Taylor <iant@google.com>
1999 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2000 symbols from this object, don't change the visibility of an
2002 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2004 2009-12-30 Ian Lance Taylor <iant@google.com>
2007 * script.h (class Version_script_info): Define Language enum.
2008 Update declarations. Define Glob, Exact, and Lookup types. Add
2009 new fields globals_, locals_, and is_finalized_.
2010 * script.cc: Various formatting fixes.
2011 (class Parser_closure): Change language_stack_ from a vector of
2012 std::string to one of Version_script_info::Language. Adjust all
2014 (class Lazy_demangler): Remove.
2015 (struct Version_expression): Change language from std::string to
2016 Version_script_info::Language.
2017 (Version_script_info::Version_script_info): New function.
2018 (Version_script_info::~Version_script_info): Don't call clear.
2019 (Version_script_info::finalize): New function.
2020 (Version_script_info::build_lookup_tables): New function.
2021 (Version_script_info::build_expression_list_lookup): New
2023 (Version_script_info::get_symbol_version_helper): Rewrite to use
2025 (Version_script_info::print_expression_list): Adjust to use
2026 Version_script_info::Language.
2027 (script_push_lex_into_version_mode): Check that the version script
2028 has not been finalized.
2029 (version_script_push_lang): Change language string to
2030 Version_script_info::Language.
2031 * options.cc (Command_line::version_script): New function.
2032 * options.h (class General_options): Add finalize_dynamic_list
2033 function. Change version_script from declaration to definition.
2034 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2035 * testsuite/version_script.map: Remove duplicate def of foo.
2036 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2038 * testsuite/Makefile.in: Rebuild.
2040 2009-12-30 Ian Lance Taylor <iant@google.com>
2043 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2044 if the input symbol index is 0, make the output symbol index 0.
2046 2009-12-30 Ian Lance Taylor <iant@google.com>
2049 * options.h (class General_options): Add -x/--discard-all.
2050 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2051 --discard-all. If the local symbol needs a dynamic entry, check
2052 that before handling --discard-locals.
2054 2009-12-30 Ian Lance Taylor <iant@google.com>
2057 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2059 (Output_segment::add_output_section): Don't change the flags if
2063 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2064 GNU hash table if they need a dynamic value. Otherwise, don't add
2065 them if they are defined in a dynamic object or are forced local.
2067 2009-12-29 Ian Lance Taylor <iant@google.com>
2070 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2071 .gnu.hash table for a 32-bit target.
2074 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2075 regular and a dynamic object only needs a dynamic symbol table
2076 entry if it is externally visible.
2079 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2080 constructor. Add global_offset_table_ field.
2081 (Target_i386::got_section): Set global_offset_table_.
2082 (Target_i386::do_finalize_sections): Set global_offset_table_
2084 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2085 in constructor. Add global_offset_table_ field.
2086 (Target_x86_64::got_section): Set global_offset_table_.
2087 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2090 * layout.cc (Layout::Layout): Initialize increase_relro_.
2091 (Layout::get_output_section): Add is_relro, is_last_relro, and
2092 is_first_non_relro parameters. Change all callers.
2093 (Layout::choose_output_section): Likewise.
2094 (Layout::add_output_section_data): Likewise.
2095 (Layout::make_output_section): Likewise.
2096 (Layout::set_segment_offsets): Clear increase_relro when using a
2098 * layout.h (class Layout): Add increase_relro method. Add
2099 increase_relro_ field. Update declarations.
2100 * output.cc (Output_section::Output_section): Initialize
2101 is_last_relro_ and is_first_non_relro_.
2102 (Output_segment::add_output_section): Group relro sections is
2103 do_sort is true. Handle is_last_relro and is_first_non_relro.
2104 (Output_segment::maximum_alignment): Remove relro handling.
2105 (Output_segment::set_section_addresses): Add increase_relro
2106 parameter. Change all callers. Add initial alignment to align
2107 relro sections on separate page. Remove old relro handling.
2108 (Output_segment::set_section_list_addresses): Remove in_relro
2109 parameter. Change all callers.
2110 (Output_segment::set_offset): Add increase parameter. Change all
2111 callers. Remove old relro handling.
2112 * output.h (class Output_section): Add new methods: is_last_relro,
2113 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2114 Add is_last_relro_ and is_first_non_relro_ fields.
2115 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2116 Create separate .got.plt section. Call increase_relro.
2117 * x86_64.cc (Target_x86_64::got_section): Likewise.
2118 * testsuite/relro_script_test.t: Add .got.plt.
2121 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2122 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2123 (Layout::finalize): Call set_dynamic_symbol_size.
2124 (Layout::set_dynamic_symbol_size): New function.
2125 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2126 set_dynamic_symbol_size.
2129 * output.h (class Output_section): Add is_entsize_zero_ field.
2130 * output.cc (Output_section::Output_section): Initialize
2132 (Output_section::set_entsize): If two different entsizes are
2133 requested, force it to zero.
2134 (Output_section::add_input_section): Set flags for .debug_str
2135 before updating section flags. Set entsize.
2136 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2137 and SHF_STRING if all input sections have those flags.
2139 2009-12-29 Rafael Espindola <espindola@google.com>
2141 * main.cc (main): Fix the sys time reporting.
2142 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2145 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2147 * options.cc (General_options::parse_version): Allow -v to exit
2148 without an error if there is nothing to link.
2150 2009-12-29 Ian Lance Taylor <iant@google.com>
2152 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2153 using a version of gcc before 4.1.
2154 * configure: Rebuild.
2156 2009-12-28 Chris Demetriou <cgd@google.com>
2158 * attributes.cc (Output_attributes_section_data::do_write): Use
2159 std::vector::front rather than std::vector::data.
2161 2009-12-28 Ian Lance Taylor <iant@google.com>
2163 * symtab.h (class Symbol_table): Add enum Defined.
2164 * resolve.cc (Symbol_table::should_override): Add defined
2165 parameter. Change all callers. Test whether object is NULL
2166 before calling a method on it.
2167 (Symbol_table::report_resolve_problem): Add defined parameter.
2169 (Symbol_table::should_override_with_special): Likewise.
2170 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2171 parameter. Change all callers.
2172 (Symbol_table::do_define_in_output_data): Likewise.
2173 (Symbol_table::define_in_output_segment): Likewise.
2174 (Symbol_table::do_define_in_output_segment): Likewise.
2175 (Symbol_table::define_as_constant): Likewise.
2176 (Symbol_table::do_define_as_constant): Likewise.
2177 * script.h (class Symbol_assignment): Add is_defsym parameter to
2178 constructor; change all callers.
2179 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2180 parameter. Change all callers. Add is_defsym_ field.
2181 (class Parser_closure): Add parsing_defsym parameter to
2182 constructor; change all callers. Add parsing_defsym accessor
2183 function. Add parsing_defsym_ field.
2185 2009-12-28 Ian Lance Taylor <iant@google.com>
2187 * gold.cc (queue_middle_tasks): Fix formatting.
2188 * object.cc (Relobj::is_section_name_included): Likewise.
2190 2009-12-23 Ian Lance Taylor <iant@google.com>
2192 * i386.cc (Target_i386::do_calls_non_split): Recognize
2193 -fsplit-stack prologue for a function with a static chain.
2194 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2195 -fsplit-stack prologue when using %r11.
2197 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2199 * options.cc (General_options::parse_version): Make -v continue and do
2200 the link like GNU ld does.
2202 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2204 * Makefile.am (CCFILES): Add timer.cc.
2205 (HFILES): Add timer.h.
2206 * configure.ac: Check for sysconf and times.
2207 * main.cc: include timer.h.
2208 (main): Use Timer instead of get_run_time.
2211 * workqueue.cc: include timer.h.
2212 (Workqueue::find_and_run_task):
2213 Report user, sys and wall time.
2214 * Makefile.in: Regenerate.
2215 * config.in: Regenerate.
2216 * configure: Regenerate.
2218 2009-12-16 Doug Kwan <dougkwan@google.com>
2220 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2222 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2223 relaxed input sections.
2224 * output.cc (Output_section::find_relaxed_input_section): Change
2225 return type to Output_relaxed_input_section pointer. Adjust code
2226 for new type of relaxed_input_section_map_.
2227 * output.h (Output_section::find_relaxed_input_section): Change
2228 return type to Output_relaxed_input_section pointer.
2229 (Output_section::Output_relaxed_input_section_by_input_section_map):
2231 (Output_section::relaxed_input_section_map_): Change type to
2232 Output_section::Output_relaxed_input_section_by_input_section_map.
2233 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2236 2009-12-15 Ian Lance Taylor <iant@google.com>
2238 * layout.cc (Layout::create_shstrtab): Only write out after input
2239 sections if we are compressing debug sections.
2241 2009-12-15 Ian Lance Taylor <iant@google.com>
2243 * archive.cc (Archive::add_symbols): Only look up a symbol without
2244 a version if there is, in fact, a version.
2246 2009-12-14 Ian Lance Taylor <iant@google.com>
2248 Revert -Wshadow changes, all changes from:
2249 2009-12-11 Doug Kwan <dougkwan@google.com>
2250 2009-12-11 Nick Clifton <nickc@redhat.com>
2251 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2253 2009-12-11 Doug Kwan <dougkwan@google.com>
2255 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2257 * attributes.cc (Object_attribute::size): Ditto.
2258 (Attributes_section_data::size): Ditto.
2259 (Attributes_section_data::Attributes_section_data): Ditto.
2260 (Output_attributes_section_data::do_write): Ditto.
2261 * attributes.h (Object_attribute::set_type): Ditto.
2262 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2264 2009-12-11 Nick Clifton <nickc@redhat.com>
2266 * archive.cc: Fix shadowed variable warnings.
2268 * compressed_output.cc: Likewise.
2269 * compressed_output.h: Likewise.
2270 * configure: Likewise.
2271 * dwarf_reader.cc: Likewise.
2272 * dynobj.cc: Likewise.
2273 * dynobj.h: Likewise.
2274 * ehframe.cc: Likewise.
2275 * ehframe.h: Likewise.
2276 * errors.cc: Likewise.
2277 * expression.cc: Likewise.
2278 * fileread.cc: Likewise.
2279 * fileread.h: Likewise.
2280 * freebsd.h: Likewise.
2281 * i386.cc: Likewise.
2283 * incremental.h: Likewise.
2284 * layout.cc: Likewise.
2285 * layout.h: Likewise.
2286 * mapfile.cc: Likewise.
2287 * merge.cc: Likewise.
2288 * merge.h: Likewise.
2289 * object.cc: Likewise.
2290 * object.h: Likewise.
2291 * options.h: Likewise.
2292 * output.cc: Likewise.
2293 * output.h: Likewise.
2294 * parameters.cc: Likewise.
2295 * plugin.cc: Likewise.
2296 * powerpc.cc: Likewise.
2297 * reduced_debug_output.cc: Likewise.
2298 * reduced_debug_output.h: Likewise.
2299 * reloc.cc: Likewise.
2300 * reloc.h: Likewise.
2301 * resolve.cc: Likewise.
2302 * script-sections.cc: Likewise.
2303 * script.cc: Likewise.
2304 * script.h: Likewise.
2305 * sparc.cc: Likewise.
2306 * symtab.cc: Likewise.
2307 * symtab.h: Likewise.
2308 * target-select.cc: Likewise.
2309 * target-select.h: Likewise.
2310 * token.h: Likewise.
2311 * workqueue.cc: Likewise.
2312 * workqueue.h: Likewise.
2313 * x86_64.cc: Likewise.
2315 2009-12-10 Doug Kwan <dougkwan@google.com>
2317 * arm.cc (attributes.h): New include.
2318 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2319 (Arm_relobj::~Arm_relobj): Delete object pointed by
2320 attributes_section_data_.
2321 (Arm_relobj::attributes_section_data): New method definition.
2322 (Arm_relobj::attributes_section_data_): New data member declaration.
2323 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2324 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2325 attributes_section_data_.
2326 (Arm_dynobj::attributes_section_data): New method definition.
2327 (Arm_dynobj::attributes_section_data_): New data member declaration.
2328 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2329 initialization value of may_use_blx_ to false.
2330 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2331 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2332 object attributes to compute results instead of hard-coding.
2333 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2334 Target_arm::get_secondary_compatible_arch,
2335 Target_arm::set_secondary_compatible_arch
2336 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2337 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2338 New method declarations.
2339 (Target_arm::get_aeabi_object_attribute): New method definition.
2340 (Target_arm::attributes_section_data_): New data member declaration.
2341 (read_arm_attributes_section): New template definition.
2342 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2343 (Arm_dynobj::do_read_symbols): Ditto.
2344 (Target_arm::do_finalize_sections): Merge attributes sections from
2345 input. Check for BLX use after attributes section merging.
2346 Fix __exidx_start and __exidx_end visibility. Create an
2347 .ARM.attributes section if necessary.
2348 (Target_arm::get_secondary_compatible_arch,
2349 Target_arm::set_secondary_compatible_arch,
2350 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2351 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2352 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2353 New method definitions.
2355 2009-12-09 Ian Lance Taylor <iant@google.com>
2357 * plugin.cc (Plugin::load): Don't cast from void* to a function
2360 2009-12-09 Ian Lance Taylor <iant@google.com>
2362 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2365 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2367 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2368 Replace two_file_shared_1.so with two_file_shared_2.so.
2369 * testsuite/Makefile.in: Regenerated.
2371 2009-12-08 Doug Kwan <dougkwan@google.com>
2373 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2374 (HFILES): Add attributes.h and int_encoding.h.
2375 * Makefile.in: Regenerate.
2376 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2377 function definitions to int_encoding.cc
2378 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2379 prototypes to int_encoding.h
2380 * reduced_debug_output.cc (int_encoding.h): New include.
2381 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2382 function definitions to int_encoding.cc
2383 (insert_into_vector, read_from_pointer): Move template definitions to
2385 * attributes.cc: New file.
2386 * attributes.h: New file.
2387 * int_encoding.cc: New file.
2388 * int_encoding.h: New file.
2390 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2393 * incremental-dump.cc (dump_incremental_inputs): New.
2394 (main): Use dump_incremental_inputs.
2396 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2399 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2400 checking elfcpp::STT_FUNC.
2401 (Target_i386::Relocate::relocate): Likewise.
2402 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2404 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2405 symbols from shared libraries into normal FUNC symbols.
2407 * symtab.h (Symbol): Add is_func and use it.
2409 2009-12-05 Doug Kwan <dougkwan@google.com>
2411 * arm.cc (Target_arm::arm_info): Initialize new fields
2412 attributes_section and attributes_vendor.
2413 * i386.cc (Target_i386::i386_info): Same.
2414 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2415 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2416 fields attributes_section and attributes_vendor.
2417 * sparc.cc (Target_sparc::sparc_info): Same.
2418 * target.h (Target::attributes_section, Target::attributes_vendor,
2419 Target::is_attributes_section, Target::attribute_arg_type,
2420 Target::attributes_order): New method definitions.
2421 (Target::Target_info::attributes_section,
2422 Target::Target_info::attributes_vendor): New fields.
2423 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2424 virtual method definitions.
2425 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2426 attributes_section and attributes_vendor.
2427 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2429 2009-12-05 Doug Kwan <dougkwan@google.com>
2431 * arm.cc: Update comments about interworking and stub generation.
2432 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2433 considered as non-PIC.
2434 (Arm_relocate_functions::base_abs): Fix formatting.
2435 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2436 of function to use GOT entry address instead of offset.
2437 (Target_arm::Scan::global): Issue an error if a symbol would need a
2438 PLT does not get one because it is untyped. Remove code to create
2439 dynamic symbols for relative branches.
2440 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2441 takes unsigned integer instead of boolean.
2443 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2445 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2446 (two_file_test_LDADD): Likewise.
2447 (common_test_1_LDADD): Likewise.
2448 (exception_test_LDADD) Likewise.
2449 (weak_test_LDADD): Likewise.
2450 (many_sections_test_LDADD): Likewise.
2451 (initpri1_LDADD): Likewise.
2452 (script_test_1_LDADD): Likewise.
2453 (script_test_2_LDADD): Likewise.
2454 (justsyms_LDADD): Likewise.
2455 (binary_test_LDADD): Likewise.
2456 (large_LDADD): Likewise.
2457 * testsuite/Makefile.in: Regenerated.
2459 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2461 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2462 (Symbol_table::override_with_special): Likewise.
2463 (Symbol_table::add_from_object): Likewise.
2465 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2467 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2468 Don't set the data_offset twice.
2470 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2472 * testsuite/Makefile.in: Regenerate.
2474 2009-12-03 Doug Kwan <dougkwan@google.com>
2476 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2477 (Target_arm::do_finalize_sections): Add parameter for symbol table
2478 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2479 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2480 parameter for symbol table pointer.
2481 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2482 an additional parameter for a pointer to symbol table.
2483 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2484 parameter for a symbol table pointer.
2485 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2486 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2488 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2489 parameter for a symbol table pointer.
2491 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2493 * incremental.cc (Incremental_inputs_header)
2494 (Incremental_inputs_header_write, Incremental_inputs_entry)
2495 (Incremental_inputs_entry_write): Move ...
2496 * incremental.h (Incremental_inputs_header)
2497 (Incremental_inputs_header_write, Incremental_inputs_entry)
2498 (Incremental_inputs_entry_write): here.
2500 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2502 * incremental.cc (make_sized_incremental_binary): Set the target.
2503 Error if it is incompatible.
2504 * output.h (Output_file): Add filename method.
2506 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2508 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2509 from the get_* methods.
2511 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2513 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2514 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2515 Write 0 for the data_offset of scripts.
2517 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2519 * testsuite/Makefile.am: Add the incremental_test.sh test.
2520 * testsuite/incremental_test.sh: New.
2521 * testsuite/incremental_test_1.c: New.
2522 * testsuite/incremental_test_2.c: New.
2524 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2526 * incremental-dump.cc (main): Fix typos.
2528 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2531 * incremental-dump.cc (main): Use llu to print 64 bit values.
2533 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2534 H.J. Lu <hongjiu.lu@intel.com>
2536 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2538 (incremental_dump_LDADD): Likewise.
2539 * Makefile.in: Regenerated.
2541 2009-11-25 Doug Kwan <dougkwan@google.com>
2545 2009-11-25 Doug Kwan <dougkwan@google.com>
2547 * arm.cc (Target_arm::Target_arm): Move method definition
2548 outside of class definition. Add code to handle
2549 --target1-rel, --target1-abs and --target2= options.
2550 (Target_arm::get_reloc_reloc_type): Change method to be
2551 non-static and const.
2552 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2553 New data member declaration.
2554 (Target_arm::Scan::local, Target_arm::Scan::global,
2555 Target_arm::Relocate::relocate,
2556 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2557 Adjust call to Target_arm::get_real_reloc_type.
2558 (Target_arm::get_real_reloc_type): Use command line options
2559 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2560 * options.h (--target1-rel, --target1-abs, --target2): New
2563 2009-11-25 Doug Kwan <dougkwan@google.com>
2565 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2566 class definition. Add code to handle --target1-rel, --target1-abs
2567 and --target2= options.
2568 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2570 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2572 (Target_arm::Scan::local, Target_arm::Scan::global,
2573 Target_arm::Relocate::relocate,
2574 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2575 call to Target_arm::get_real_reloc_type.
2576 (Target_arm::get_real_reloc_type): Use command line options to
2577 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2578 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2581 2009-11-25 Doug Kwan <dougkwan@google.com>
2583 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2584 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2585 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2587 (Arm_relocate_functions::thm_call): Replace body with a call to
2588 Arm_relocate_functions::thumb_branch_common.
2589 (Arm_relocate_functions::thm_jump24,
2590 Arm_relocate_functions::thm_xpc22): New method definitions.
2591 (Arm_relocate_functions::thumb_branch_common): New method definition.
2592 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2594 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2595 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2597 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2599 * Makefile.am: Build incremental-dump
2600 * Makefile.in: Regenerate.
2601 * incremental-dump.cc: New.
2602 * incremental.cc (Incremental_inputs_header_data,
2603 Incremental_inputs_entry_data): Move to incremental.h
2604 * incremental.h: (Incremental_inputs_header_data,
2605 Incremental_inputs_entry_data): Move from incremental.cc
2607 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2609 * incremental.cc (Incremental_inputs_header,
2610 Incremental_inputs_header_write, Incremental_inputs_entry,
2611 Incremental_inputs_entry_write): Add a typedef with the data type.
2613 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2615 * incremental.cc (Incremental_inputs_header,
2616 Incremental_inputs_header_write, Incremental_inputs_entry,
2617 Incremental_inputs_entry_write): Update comment about which
2618 type has the filed descriptions.
2620 2009-11-15 Doug Kwan <dougkwan@google.com>
2622 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2623 (Arm_relocate_functions::arm_branch_common): Change method defintion
2624 in class definition to a method declaration and update list of formal
2626 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2627 Arm_relocation_functions::jump24): Adjust call to
2628 Arm_relocate_functions::arm_branch_common. Update list of formal
2630 (Arm_relocate_functions::xpc25): New method definition.
2631 (Arm_relocate_functions::arm_branch_common): Move method defintion
2632 out from class definition. Use stubs for mode-switching and extending
2634 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2635 specially. Change code to enable use of stubs in ARM branches.
2637 2009-11-10 Doug Kwan <dougkwan@google.com>
2639 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2640 in method declaration.
2641 (Target_arm::relocate_stub): New method declaration.
2642 (Target_arm::default_target): Change to return a pointer instead of
2644 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2645 Target_arm::default_target.
2646 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2648 (Target_arm::relocate_section): Adjust view.
2649 (Target_arm::relocate_stub): New method definition.
2651 2009-11-10 Doug Kwan <dougkwan@google.com>
2653 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2655 * incremental.cc (open_incremental_binary): Initialized local
2656 variables to avoid warnings.
2657 * object.cc (make_elf_object): Ditto.
2658 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2661 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2664 * testsuite/plugin_test.c: Include "config.h".
2666 2009-11-09 Doug Kwan <dougkwan@google.com>
2668 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2669 (arm_symbol_value): Remove.
2670 (Arm_relocate_functions::arm_branch_common,
2671 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2672 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2673 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2674 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2675 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2676 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2677 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2678 Arm_relocate_functions::thm_mobw_abs_nc,
2679 Arm_relocate_functions::thm_mov_abs,
2680 Arm_relocate_functions::movw_prel_nc,
2681 Arm_relocate_functions::thm_movt_abs,
2682 Arm_relocate_functions::movt_prel,
2683 Arm_relocate_functions::thm_movw_prel_nc,
2684 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2685 (Target_arm::Relocate::relocate): Only decompose address into two
2686 parts if relocation type uses the thumb-bit and pass the actual
2687 bit instead of a flag indicating that the thumb-bit is used. Adjust
2688 calls to methods in Arm_relocate_functions for this change.
2690 2009-11-08 Ian Lance Taylor <iant@google.com>
2693 * reloc.cc: Instantiate
2694 Sized_relobj::initialize_input_to_output_maps and
2695 Sized_relobj:free_input_to_output_maps.
2697 2009-11-06 Ian Lance Taylor <iant@google.com>
2700 * defstd.cc (in_segment): Set only_if_ref true for "end".
2702 2009-11-06 Doug Kwan <dougkwan@google.com>
2704 * arm.cc (class Reloc_stub): Correct a comment.
2705 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2706 (Target_arm::scan_section_for_stubs): New method declaration.
2707 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2708 Change methods from private to protected.
2709 (Target_arm::do_may_relax): New method definition.
2710 (Target_arm::do_relax, Target_arm::group_sections,
2711 Target_arm::scan_reloc_for_stub,
2712 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2713 (Target_arm::arm_input_section_map_): New data member declaration.
2714 (Target_arm::scan_reloc_for_stub,
2715 Target_arm::scan_reloc_section_for_stubs,
2716 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2717 Target_arm::do_relax): New method definitions.
2719 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2721 * configure.ac: Check for (struct stat)::st_mtim
2722 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2723 * config.in: Regenerate.
2724 * configure: Regenerate.
2726 2009-11-05 Ian Lance Taylor <iant@google.com>
2729 * output.cc (Output_segment::add_output_section): Add missing
2732 2009-11-04 Ian Lance Taylor <iant@google.com>
2735 * object.h (class Object): Add is_needed and set_is_needed
2736 methods. Add is_needed_ field. Make bool fields into bitfields.
2737 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2738 defined in a dynamic object and referenced by a regular object,
2739 set is_needed for the dynamic object.
2740 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2741 if the file is marked with as_needed and it is not needed.
2743 2009-11-04 Ian Lance Taylor <iant@google.com>
2746 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2747 tags if data is discarded by linker script.
2748 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2749 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2750 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2751 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2753 2009-11-04 Ian Lance Taylor <iant@google.com>
2755 * layout.cc (Layout::get_output_section): Add is_interp and
2756 is_dynamic_linker_section parameters. Change all callers.
2757 (Layout::choose_output_section): Likewise.
2758 (Layout::make_output_section): Likewise.
2759 (Layout::add_output_section_data): Add is_dynamic_linker_section
2760 parameter. Change all callers.
2761 * layout.h (class Layout): Update declarations.
2762 * output.h (class Output_section): Add is_interp, set_is_interp,
2763 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2764 Add is_interp_, is_dynamic_linker_section_ fields. Change
2765 generate_code_fills_at_write_ to a bitfield.
2766 * output.cc (Output_section::Output_sections): Initialize new
2768 (Output_segment::add_output_section): Add do_sort parameter.
2771 2009-11-03 Ian Lance Taylor <iant@google.com>
2774 * options.h (class General_options): Add --warn-common.
2775 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2776 merging two common symbols.
2777 (Symbol_table::should_override): Handle --warn-common when merging
2778 a common symbol with a defined symbol. Use report_resolve_problem
2779 for multiple definitions.
2780 (Symbol_table::report_resolve_problem): New function.
2781 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2783 2009-11-03 Doug Kwan <dougkwan@google.com>
2785 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2787 (Target_arm::stub_factory): New method definition.
2788 (Target_arm::new_arm_input_section,
2789 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2790 Target_arm::reloc_uses_thumb_bit): New method declarations.
2791 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2792 New type definitions.
2793 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2794 member declarations.
2795 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2796 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2797 New method definitions.
2799 2009-11-03 Ian Lance Taylor <iant@google.com>
2801 * options.h (class General_options): Add --warn_constructors.
2803 2009-11-03 Ian Lance Taylor <iant@google.com>
2806 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2807 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2809 2009-11-03 Ian Lance Taylor <iant@google.com>
2812 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2813 --msgid-bugs-address.
2814 (install-pdf): New target.
2815 (install-data_yes): Look up one directory to find mkinstalldirs.
2817 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2819 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2822 2009-10-30 Doug Kwan <dougkwan@google.com>
2824 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2826 2009-10-30 Doug Kwan <dougkwan@google.com>
2828 * arm.cc (Stub_addend_reader): New struct template definition
2829 and partial specializations.
2830 (Stub_addend_reader::operator()): New method definition for a
2831 partially specialized template.
2833 2009-10-30 Doug Kwan <dougkwan@google.com>
2835 * arm.cc (Arm_relobj::processor_specific_flags): New method
2837 (Arm_relobj::do_read_symbols): New method declaration.
2838 (Arm_relobj::processor_specific_flags_): New data member declaration.
2839 (Arm_dynobj): New class definition.
2840 (Target_arm::do_finalize_sections): Add input_objects parameter.
2841 (Target_arm::do_adjust_elf_header): New method declaration.
2842 (Target_arm::are_eabi_versions_compatible,
2843 (Target_arm::merge_processor_specific_flags): New method declaration.
2844 (Target_arm::do_make_elf_object): New overloaded method definitions
2846 (Arm_relobj::do_read_symbols): New method definition.
2847 (Arm_dynobj::do_read_symbols): Ditto.
2848 (Target_arm::do_finalize_sections): Add input_objects parameters.
2849 Merge processor-specific flags from all input objects.
2850 (Target_arm::are_eabi_versions_compatible,
2851 Target_arm::merge_processor_specific_flags,
2852 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2853 New method definitions.
2854 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2855 Input_objects pointer type parameter.
2856 * layout.cc (Layout::finalize): Pass input objects to target's.
2857 finalize_sections function.
2858 * output.cc (Output_file_header::do_sized_write): Set ELF file
2859 header's processor-specific flags.
2860 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2861 Input_objects pointer type parameter.
2862 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2863 * target.h (Input_objects): New forward class declaration.
2864 (Target::processor_specific_flags,
2865 Target::are_processor_specific_flags_sect): New method definitions.
2866 (Target::finalize_sections): Add input_objects parameter.
2867 (Target::Target): Initialize processor_specific_flags_ and
2868 are_processor_specific_flags_set_.
2869 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2871 (Target::set_processor_specific_flags): New method definition.
2872 (Target::processor_specific_flags_,
2873 Target::are_processor_specific_flags_set_): New data member
2875 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2876 Input_objects pointer type parameter.
2878 2009-10-30 Doug Kwan <dougkwan@google.com>
2880 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2882 2009-10-28 Ian Lance Taylor <iant@google.com>
2884 * object.h (class Relobj): Drop options parameter from
2885 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2886 do_scan_relocs, do_relocate. Change all callers.
2887 (class Sized_relobj): Drop options parameters from
2888 do_gc_process_relocs, do_scan_relocs, do_relocate,
2889 do_relocate_sections, relocate_sections, emit_relocs_scan,
2890 emit_relocs_scan_reltype. Change all callers.
2891 (struct Relocate_info): Remove options field and all references to
2893 * reloc.h (class Read_relocs): Remove options constructor
2894 parameter and options_ field. Change all callers.
2895 (class Gc_process_relocs, class Scan_relocs): Likewise.
2896 (class Relocate_task): Likewise.
2897 * target-reloc.h (scan_relocs): Remove options parameter. Change
2899 (scan_relocatable_relocs): Likewise.
2900 * target.h (class Sized_target): Remove options parameter from
2901 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2903 * gc.h (gc_process_relocs): Remove options parameter. Change all
2905 * arm.cc: Update functions to remove options parameters.
2906 * i386.cc: Likewise.
2907 * powerpc.cc: Likewise.
2908 * sparc.cc: Likewise.
2909 * x86_64.cc: Likewise.
2910 * testsuite/testfile.cc: Likewise.
2912 2009-10-28 Doug Kwan <dougkwan@google.com>
2914 * arm.cc (Arm_relobj): New class definition.
2915 (Arm_relobj::scan_sections_for_stubs,
2916 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2917 New method definitions.
2919 2009-10-28 Cary Coutant <ccoutant@google.com>
2921 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2922 (Plugin::cleanup_done_): New member.
2923 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2924 (Plugin_manager::cleanup_done_): Remove.
2925 (Plugin_manager::add_input_file): Edit error message.
2926 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2927 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2929 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2931 * fileread.cc: (File_read::View::~View): Use the new
2932 data_ownership_ filed.
2933 (File_read::~File_read): Dispose the new whole_file_view_.
2934 (File_read::open): Mmap the whole file if needed.
2935 (File_read::open): Use whole_file_view_ instead of contents_.
2936 (File_read::find_view): Use whole_file_view_ if applicable.
2937 (File_read::do_read): Use whole_file_view_ instead of contents_.
2938 (File_read::make_view): Use whole_file_view_ instead of contents_,
2939 update File_read::View::View call.
2940 (File_read::find_or_make_view): Update File_read::View::View
2942 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2944 (File_read::View::Data_ownership): New enum.
2945 (File_read::View::View): Replace bool mapped_ with Data_ownership
2947 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2948 (File_read::View::data_ownership_): New field.
2949 (File_read::contents_): Remove (replaced by whole_file_view_).
2950 (File_read::whole_file_view_): New field.
2951 * options.h (class General_options): Add --keep-files-mapped.
2953 2009-10-27 Cary Coutant <ccoutant@google.com>
2955 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2956 * testsuite/Makefile.am (plugin_test_5): New test case.
2957 * testsuite/Makefile.in: Regenerate.
2959 2009-10-25 Doug Kwan <dougkwan@google.com>
2961 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2962 from private to protected to allow access by child class.
2963 (Sized_relobj::do_relocate_sections): New method declaration.
2964 (Sized_relobj::relocate_sections): Virtualize.
2965 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2966 Sized_relobj::relocate_sections. Instantiate template explicitly
2967 for different target sizes and endianity.
2969 2009-10-24 Doug Kwan <dougkwan@google.com>
2971 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2972 (Arm_input_section::as_arm_input_section): New method.
2973 (Arm_output_section): New class definition.
2974 (Arm_output_section::create_stub_group,
2975 Arm_output_section::group_sections): New method definitions.
2977 2009-10-22 Doug Kwan <dougkwan@google.com>
2979 * arm.cc (Arm_input_section): New class definition.
2980 (Arm_input_section::init, Arm_input_section:do_write,
2981 Arm_input_section::set_final_data_size,
2982 Arm_input_section::do_reset_address_and_file_offset): New method
2985 2009-10-21 Doug Kwan <dougkwan@google.com>
2987 * arm.cc (Stub_table, Arm_input_section): New forward class
2989 (Stub_table): New class defintion.
2990 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2991 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2992 New method definition.
2994 2009-10-21 Doug Kwan <dougkwan@google.com>
2996 * arm.cc: Update copyright comments.
2997 (Target_arm): New forward class template declaration.
2998 (Arm_address): New type.
2999 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3000 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3001 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3003 (Insn_template): Same.
3004 (DEF_STUBS): New macro.
3005 (Stub_type): New enum type.
3006 (Stub_template): New class definition.
3009 (Stub_factory): Same.
3010 (Target_arm::Target_arm): Initialize may_use_blx_ and
3011 should_force_pic_veneer_.
3012 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3013 Target_arm::should_force_pic_veneer,
3014 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3015 Target_arm::using_thumb_only, Target_arm:;default_target): New
3017 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3018 New data member declarations.
3019 (Insn_template::size, Insn_template::alignment): New method defintions.
3020 (Stub_template::Stub_template): New method definition.
3021 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3022 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3023 (Stub_factory::Stub_factory): New method definition.
3024 * gold.h (string_hash): New template.
3025 * output.h (Input_section_specifier::hash_value): Use
3027 (Input_section_specifier::string_hash): Remove.
3028 * stringpool.cc (Stringpool_template::string_hash): Use
3031 2009-10-20 Doug Kwan <dougkwan@google.com>
3033 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3034 symbols of relaxed input sections.
3035 * output.h (Output_section::find_relaxed_input_section): Make
3038 2009-10-16 Doug Kwan <dougkwan@google.com>
3040 * dynobj.cc (Versions::Versions): Initialize version_script_.
3041 Only insert base version symbol definition for a shared object
3042 if version script defines any version versions.
3043 (Versions::define_base_version): New method definition.
3044 (Versions::add_def): Check that base version is not needed.
3045 (Versions::add_need): Define base version lazily.
3046 * dynobj.h (Versions::define_base_version): New method declaration.
3047 (Versions::needs_base_version_): New data member declaration.
3048 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3049 (check_DATA): Add no_version_test.stdout.
3050 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3052 * testsuite/Makefile.in: Regenerate.
3053 * testsuite/no_version_test.c: New file.
3054 * testsuite/no_version_test.sh: Ditto.
3056 2009-10-16 Doug Kwan <dougkwan@google.com>
3058 * expression.cc (class Segment_start_expression): New class definition.
3059 (Segment_start_expression::value): New method definition.
3060 (script_exp_function_segment_start): Return a new
3061 Segment_start_expression.
3062 * gold/script-c.h (script_saw_segment_start_expression): New function
3064 * script-sections.cc (Script_sections::Script_sections): Initialize
3065 SAW_SEGMENT_START_EXPRESSION_ to false.
3066 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3067 and -Tbbs options to specify section addresses if given in
3068 command line and no SEGMENT_START expression is seen in a script.
3069 * script-sections.h (Script_sections::saw_segment_start_expression,
3070 Script_sections::set_saw_segment_start_expression): New method
3072 (Script_sections::saw_segment_start_expression_): New data member
3074 * script.cc (script_saw_segment_start_expression): New function.
3075 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3076 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3077 script_test_7.sh and script_test_8.sh.
3078 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3079 script_test_8.stdout.
3080 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3081 (script_test_6, script_test_6.stdout, script_test_7,
3082 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3083 * Makefile.in: Regenerate.
3084 * testsuite/script_test_6.sh: New file.
3085 * testsuite/script_test_6.t: Same.
3086 * testsuite/script_test_7.sh: Same.
3087 * testsuite/script_test_7.t: Same.
3088 * testsuite/script_test_8.sh: Same.
3090 2009-10-16 Doug Kwan <dougkwan@google.com>
3092 * output.cc (Output_segment::set_section_list_address): Cast
3093 expressions to unsigned long long type to avoid format warnings.
3095 2009-10-15 Ian Lance Taylor <iant@google.com>
3097 * script.cc (Script_options::add_symbol_assignment): Always add a
3098 dot assignment to script_sections_.
3099 * script-sections.cc (Script_sections::add_dot_assignment):
3100 Initialize if necessary.
3102 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3103 program headers with no load segment if there is a linker script.
3105 * layout.cc (Layout::set_segment_offsets): Align the file offset
3106 to the segment aligment for -N or -n with no load segment.
3107 * output.cc (Output_segment::add_output_section): Don't crash if
3108 the first section is a TLS section.
3109 (Output_segment::set_section_list_addresses): Print an error
3110 message if the address moves backward in a linker script.
3111 * script-sections.cc
3112 (Output_section_element_input::set_section_addresses): Don't
3113 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3114 (Orphan_output_section::set_section_addresses): Likewise.
3116 2009-10-15 Doug Kwan <dougkwan@google.com>
3118 * layout.cc (Layout::finish_dynamic_section): Generate tags
3119 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3120 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3121 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3123 2009-10-14 Ian Lance Taylor <iant@google.com>
3125 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3127 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3128 data_shdr fields of relinfo.
3129 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3130 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3131 R_386_TLS_LDO_32, adjust based on section flags.
3132 (Target_i386::Relocate::fix_up_ldo): Remove.
3134 2009-10-13 Ian Lance Taylor <iant@google.com>
3136 Add support for -pie.
3137 * options.h (class General_options): Add -pie and
3139 (General_options::output_is_position_independent): Test -pie.
3140 (General_options::output_is_executable): Return true if not shared
3141 and not relocatable.
3142 (General_options::output_is_pie): Remove.
3143 * options.cc (General_options::finalize): Reject incompatible uses
3145 * gold.cc (queue_middle_tasks): A -pie link is not static.
3146 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3147 * symtab.cc (Symbol::final_value_is_known): Return false if
3148 output_is_position_independent.
3149 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3150 output_is_position_independent.
3151 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3152 output_is_position_independent.
3153 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3154 output_is_position_independent.
3155 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3157 (basic_pie_test.o, basic_pie_test): New targets.
3158 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3159 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3160 (two_file_pie_test): New target.
3161 * testsuite/Makefile.in: Rebuild.
3162 * README: Remove note saying that -pie is not supported.
3164 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3166 * options.h (class General_options): Add -init and -fini.
3167 * layout.cc (Layout::finish_dynamic_section): Emit
3168 given init and fini functions.
3170 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3172 * gc.h (gc_process_relocs): Check if icf is enabled using new
3174 * gold.cc (queue_initial_tasks): Likewise.
3175 (queue_middle_tasks): Likewise.
3176 * object.cc (do_layout): Likewise.
3177 * symtab.cc (is_section_folded): Likewise.
3178 * main.cc (main): Likewise.
3179 * reloc.cc (Read_relocs::run): Likewise.
3180 (Sized_relobj::do_scan_relocs): Likewise.
3181 * icf.cc (is_function_ctor_or_dtor): New function.
3182 (Icf::find_identical_sections): Check if function is ctor or dtor when
3184 * options.h (General_options::icf): Change option to be an enum.
3185 (Icf_status): New enum.
3186 (icf_enabled): New method.
3187 (icf_safe_folding): New method.
3188 (set_icf_status): New method.
3189 (icf_status_): New variable.
3190 * (options.cc) (General_options::finalize): Set icf_status_.
3191 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3192 icf_test and icf_keep_unique_test to use the --icf enum flag.
3193 * testsuite/icf_safe_test.sh: New file.
3194 * testsuite/icf_safe_test.cc: New file.
3196 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3198 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3199 includes to gc.h and icf.h.
3200 * arm.cc: Include gc.h.
3201 * gold.cc: Likewise.
3202 * i386.cc: Likewise.
3203 * powerpc.cc: Likewise.
3204 * sparc.cc: Likewise.
3205 * x86_64.cc: Likewise.
3206 * gc.h: Include icf.h.
3208 2009-10-11 Ian Lance Taylor <iant@google.com>
3210 * plugin.cc: Include "gold.h" before other header files.
3212 2009-10-10 Chris Demetriou <cgd@google.com>
3214 * options.h (Input_file_argument::Input_file_type): New enum.
3215 (Input_file_argument::is_lib_): Replace with...
3216 (Input_file_argument::type_): New member.
3217 (Input_file_argument::Input_file_argument): Take Input_file_type
3218 'type' rather than boolean 'is_lib' as second argument.
3219 (Input_file_argument::is_lib): Use type_.
3220 (Input_file_argument::is_searched_file): New function.
3221 (Input_file_argument::may_need_search): Handle is_searched_file.
3222 * options.cc (General_options::parse_library): Support -l:filename.
3223 (General_options::parse_just_symbols): Update for Input_file_argument
3225 (Command_line::process): Likewise.
3226 * archive.cc (Archive::get_file_and_offset): Likewise.
3227 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3228 * script.cc (read_script_file, script_add_file): Likewise.
3229 * fileread.cc (Input_file::Input_file): Likewise.
3230 (Input_file::will_search_for): Handle is_searched_file.
3231 (Input_file::open): Likewise.
3232 * readsyms.cc (Read_symbols::get_name): Likewise.
3233 * testsuite/Makefile.am (searched_file_test): New test.
3234 * testsuite/Makefile.in: Regenerate.
3235 * testsuite/searched_file_test.cc: New file.
3236 * testsuite/searched_file_test_lib.cc: New file.
3238 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3239 Ian Lance Taylor <iant@google.com>
3241 * descriptor.cc: Include <cstdio> and "binary-io.h".
3242 (Descriptors::open): Open the files in binary mode always.
3243 * script.cc (Lex::get_token): Treat \r as whitespace.
3245 2009-10-09 Ian Lance Taylor <iant@google.com>
3247 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3249 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3250 Ian Lance Taylor <iant@google.com>
3252 * configure.ac: Check for readv function also.
3253 * fileread.cc (readv): Define if not HAVE_READV.
3254 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3256 * config.in: Regenerate.
3257 * configure: Regenerate.
3259 2009-10-09 Doug Kwan <dougkwan@google.com>
3261 * layout.cc (Layout::make_output_section): Call target hook to make
3262 ordinary output section.
3263 (Layout::finalize): Adjust parameter list of call the
3264 Target::may_relax().
3265 * layout.h (class Layout::section_list): New method.
3266 * merge.h (Output_merge_base::entsize): Change visibility to public.
3267 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3269 (Output_merge_string::do_is_string): New method.
3270 * object.cc (Sized_relobj::do_setup): renamed from
3271 Sized_relobj::set_up.
3272 * object.h (Sized_relobj::adjust_shndx,
3273 Sized_relobj::initializ_input_to_output_maps,
3274 Sized_relobj::free_input_to_output_maps): Change visibilities to
3276 (Sized_relobj::setup): Virtualize.
3277 (Sized_relobj::do_setup): New method declaration.
3278 (Sized_relobj::invalidate_section_offset,
3279 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3280 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3281 * options.cc (parse_int): New function.
3282 * options.h (parse_int): New declaration.
3283 (DEFINE_int): New macro.
3284 (stub_group_size): New option.
3285 * output.cc (Output_section::Output_section): Initialize memebers
3286 merge_section_map_, merge_section_by_properties_map_,
3287 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3288 (Output_section::add_input_section): Handled deferred code-fill
3289 generation and remove an old comment.
3290 (Output_section::add_relaxed_input_section): New method definition.
3291 (Output_section::add_merge_input_section): Use merge section by
3292 properties map to speed to search. Update merge section maps
3294 (Output_section::build_relaxation_map): New method definition.
3295 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3297 (Output_section::relax_input_section): Renamed to
3298 Output_section::convert_input_sections_to_relaxed_sections and change
3299 interface to take a vector of pointers to relaxed sections.
3300 (Output_section::find_merge_section,
3301 Output_section::find_relaxed_input_section): New method definitions.
3302 (Output_section::is_input_address_mapped,
3303 Output_section::output_offset, Output_section::output_address):
3304 Use output section data maps to speed up searching.
3305 (Output_section::find_starting_output_address): Add comments.
3306 (Output_section::do_write,
3307 Output_section::write_to_postprocessing_buffer): Do code-fill
3308 generation as appropriate.
3309 (Output_section::get_input_sections): Invalidate relaxed input section
3311 (Output_section::restore_states): Adjust type of checkpoint .
3312 Invalidate relaxed input section map.
3313 * output.h (Output_merge_base): New class declaration.
3314 (Input_section_specifier): New class defintion.
3315 (class Output_relaxed_input_section) Change base class to
3316 Output_section_data_build.
3317 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3318 base class initializer.
3319 (Output_section::add_relaxed_input_section): New method declaration.
3320 (Output_section::Input_section): Change visibility to protected.
3321 (Output_section::Input_section::relobj,
3322 Output_section::Input_section::shndx): Handle relaxed input sections.
3323 Output_section::input_sections) Change visibility to protected. Also
3324 define overload to return a non-const pointer.
3325 (Output_section::Merge_section_properties): New class defintion.
3326 (Output_section::Merge_section_by_properties_map,
3327 Output_section::Output_section_data_by_input_section_map,
3328 Output_section::Relaxation_map): New types.
3329 (Output_section::relax_input_section): Rename method to
3330 Output_section::convert_input_sections_to_relaxed_sections and change
3331 interface to take a vector of relaxed section pointers.
3332 (Output_section::find_merge_section,
3333 Output_section::find_relaxed_input_section,
3334 Output_section::build_relaxation_map,
3335 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3336 New method declarations.
3337 (Output_section::merge_section_map_
3338 Output_section::merge_section_by_properties_map_,
3339 Output_section::relaxed_input_section_map_,
3340 Output_section::is_relaxed_input_section_map_valid_,
3341 Output_section::generate_code_fills_at_write_): New data members.
3342 * script-sections.cc
3343 (Output_section_element_input::set_section_addresses): Call
3344 current_data_size and addralign methods of relaxed input sections.
3345 (Orphan_output_section::set_section_addresses): Call current_data_size
3346 and addralign methods of relaxed input sections.
3347 * symtab.cc (Symbol_table::compute_final_value): Extract template
3348 from the body of Symbol_table::sized_finalize_symbol.
3349 (Symbol_table::sized_finalized_symbol): Call
3350 Symbol_table::compute_final_value.
3351 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3352 (Symbol_table::compute_final_value): New templated method declaration.
3353 * target.cc (Target::do_make_output_section): New method defintion.
3354 * target.h (Target::make_output_section): New method declaration.
3355 (Target::relax): Add more parameters for input objects, symbol table
3356 and layout. Adjust call to do_relax.
3357 (Target::do_make_output_section): New method declaration.
3358 (Target::do_relax): Add parameters for input objects, symbol table
3361 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3363 * pread.c: Include stdio.h.
3365 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3367 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3370 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3372 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3373 Change read_shndx type to unsigned int.
3374 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3376 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3377 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3378 Change read_shndx type to unsigned int.
3379 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3381 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3382 * layout.cc (Layout::create_symtab_sections): Cast the result of
3383 local_symcount * symsize to off_t in the gold_assert.
3385 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3387 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3388 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3390 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3391 (Arm_relocate_functions::thm_abs5): New function.
3392 (Arm_relocate_functions::abs12): New function.
3393 (Arm_relocate_functions::abs16): New function.
3394 (Arm_relocate_functions::base_abs): New function.
3395 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3396 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3397 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3399 (Scan::global): Likewise.
3400 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3401 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3402 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3403 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3406 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3408 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3409 (Arm_relocate_functions::movt_prel): New function.
3410 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3411 (Arm_relocate_functions::thm_movt_prel): New function.
3412 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3413 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3414 (Scan::global, Relocate::relocate): Likewise.
3415 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3417 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3419 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3420 Incremental_checker.
3421 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3423 (class Incremental_inputs_header): New class.
3424 (Incremental_inputs_header_writer): Edit comment.
3425 (Incremental_inputs_entry): New class.
3426 (Incremental_inputs_entry_writer): Edit comment.
3427 (Sized_incremental_binary::do_find_incremental_inputs_section):
3428 Add *strtab_shndx parameter, fill it.
3429 (Sized_incremental_binary::do_check_inputs): New method.
3430 (Incremental_checker::can_incrementally_link_output_file): Use
3431 Sized_incremental_binary::check_inputs.
3432 (Incremental_inputs::report_command_line): Save command line in
3435 (Incremental_binary::find_incremental_inputs_section): New
3437 (Incremental_binary::do_find_incremental_inputs_section): Add
3438 strtab_shndx parameter.
3439 (Incremental_binary::do_check_inputs): New pure virtual method.
3440 (Sized_incremental_binary::do_check_inputs): Declare.
3441 (Incremental_checker::Incremental_checker): Add incremental_inputs
3442 parameter, use it to initialize incremental_inputs_.
3443 (Incremental_checker::incremental_inputs_): New field.
3444 (Incremental_checker::command_line): New method.
3445 (Incremental_checker::inputs): New method.
3446 (Incremental_checker::command_line_): New field.
3448 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3450 * incremental.cc: Include <cstdarg> and "target-select.h".
3451 (vexplain_no_incremental): New function.
3452 (explain_no_incremental): New function.
3453 (Incremental_binary::error): New method.
3454 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3456 (make_sized_incremental_binary): New function.
3457 (open_incremental_binary): New function.
3458 (can_incrementally_link_file): Add checks if output is ELF and has
3460 * incremental.h: Include "elfcpp_file.h" and "output.h".
3461 (Incremental_binary): New class.
3462 (Sized_incremental_binary): New class.
3463 (open_incremental_binary): Declare.
3464 * object.cc (is_elf_object): Use
3465 elfcpp::Elf_recognizer::is_elf_file.
3466 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3467 * output.h (Output_file::filesize): New method.
3469 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3471 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3473 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3474 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3476 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3478 (Arm_relocate_functions::movw_abs_nc): New function.
3479 (Arm_relocate_functions::movt_abs): New function.
3480 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3481 (Arm_relocate_functions::thm_movt_abs): New function.
3482 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3483 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3484 (Scan::global): Likewise.
3485 (Relocate::relocate): Likewise.
3486 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3488 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3490 * arm.cc (Arm_relocate_functions::got_prel) New function.
3491 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3492 (Relocate::relocate): Likewise.
3493 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3495 2009-10-06 Ian Lance Taylor <iant@google.com>
3497 * options.h (class General_options): Define
3498 split_stack_adjust_size parameter.
3499 * object.h (class Object): Add uses_split_stack_ and
3500 has_no_split_stack_ fields. Add uses_split_stack and
3501 has_no_split_stack accessor functions. Declare
3502 handle_split_stack_section.
3503 (class Reloc_symbol_changes): Define.
3504 (class Sized_relobj): Define Function_offsets. Declare
3505 split_stack_adjust, split_stack_adjust_reltype, and
3507 * object.cc (Object::handle_split_stack_section): New function.
3508 (Sized_relobj::do_layout): Call handle_split_stack_section.
3509 * dynobj.cc (Sized_dynobj::do_layout): Call
3510 handle_split_stack_section.
3511 * reloc.cc (Sized_relobj::relocate_sections): Call
3512 split_stack_adjust for executable sections in split_stack
3513 objects. Pass reloc_map to relocate_section.
3514 (Sized_relobj::split_stack_adjust): New function.
3515 (Sized_relobj::split_stack_adjust_reltype): New function.
3516 (Sized_relobj::find_functions): New function.
3517 * target-reloc.h: Include "object.h".
3518 (relocate_section): Add reloc_symbol_changes parameter. Change
3520 * target.h (class Target): Add calls_non_split method. Declare
3521 do_calls_non_split virtual method. Declare match_view and
3523 * target.cc: Include "elfcpp.h".
3524 (Target::do_calls_non_split): New function.
3525 (Target::match_view): New function.
3526 (Target::set_view_to_nop): New function.
3527 * gold.cc (queue_middle_tasks): Give an error if mixing
3528 split-stack and non-split-stack objects with -r.
3529 * i386.cc (Target_i386::relocate_section): Add
3530 reloc_symbol_changes parameter.
3531 (Target_i386::do_calls_non_split): New function.
3532 * x86_64.cc (Target_x86_64::relocate_section): Add
3533 reloc_symbol_changes parameter.
3534 (Target_x86_64::do_calls_non_split): New function.
3535 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3537 * powerpc.cc (Target_powerpc::relocate_section): Add
3538 reloc_symbol_changes parameter.
3539 * sparc.cc (Target_sparc::relocate_section): Add
3540 reloc_symbol_changes parameter.
3541 * configure.ac: Call AM_CONDITIONAL for the default target.
3542 * configure: Rebuild.
3543 * testsuite/Makefile.am (TEST_AS): New variable.
3544 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3545 (check_DATA): Add split_i386 and split_x86_64 files.
3546 (SPLIT_DEFSYMS): Define.
3547 (split_i386_[1234n].o): New targets.
3548 (split_i386_[124]): New targets.
3549 (split_i386_[1234r].stdout): New targets.
3550 (split_x86_64_[1234n].o): New targets.
3551 (split_x86_64_[124]): New targets.
3552 (split_x86_64_[1234r].stdout): New targets.
3553 (MOSTLYCLEANFILES): Add new executables.
3554 * testsuite/split_i386.sh: New file.
3555 * testsuite/split_x86_64.sh: New file.
3556 * testsuite/split_i386_1.s: New file.
3557 * testsuite/split_i386_2.s: New file.
3558 * testsuite/split_i386_3.s: New file.
3559 * testsuite/split_i386_4.s: New file.
3560 * testsuite/split_i386_n.s: New file.
3561 * testsuite/split_x86_64_1.s: New file.
3562 * testsuite/split_x86_64_2.s: New file.
3563 * testsuite/split_x86_64_3.s: New file.
3564 * testsuite/split_x86_64_4.s: New file.
3565 * testsuite/split_x86_64_n.s: New file.
3566 * testsuite/testfile.cc (Target_test): Update relocation_section
3568 * testsuite/Makefile.in: Rebuild.
3570 2009-10-06 Ian Lance Taylor <iant@google.com>
3572 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3573 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3574 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3575 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3576 the address on ldo_addrs_.
3577 (Target_i386::Relocate::fix_up_ldo): New function.
3579 2009-10-06 Rafael Espindola <espindola@google.com>
3581 * plugin.cc (add_input_library): New.
3582 (Plugin::load): Add add_input_library to tv.
3583 (Plugin_manager::add_input_file): Add the is_lib argument.
3584 (add_input_file): Update call to Plugin_manager::add_input_file.
3585 (add_input_library): New.
3586 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3588 2009-09-30 Doug Kwan <dougkwan@google.com>
3590 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3591 symbol and call Symbol::may_need_copy_reloc to determine if
3592 a copy reloc is needed.
3593 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3594 nocopyreloc is given in command line.
3595 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3596 given in command line.
3597 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3598 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3599 of the removed Target_i386::may_need_copy_reloc.
3600 * options.h (copyreloc): New option with default value false.
3601 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3602 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3603 instead of the removed Target_powerpc::may_need_copy_reloc.
3604 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3605 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3606 instead of the removed Target_sparc::may_need_copy_reloc.
3607 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3608 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3609 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3610 instead of the removed Target_x86_64::may_need_copy_reloc.
3612 2009-09-30 Ian Lance Taylor <iant@google.com>
3614 * object.h (class Object): Remove target_ field, and target,
3615 sized_target, and set_target methods.
3616 (Object::sized_target): Remove.
3617 (class Sized_relobj): Update declarations. Remove sized_target.
3618 * object.cc (Sized_relobj::setup): Remove target parameter.
3620 (Input_objects::add_object): Don't do anything with the target.
3621 (make_elf_sized_object): Add punconfigured parameter. Change all
3622 callers. Set or test parameter target.
3623 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3625 * parameters.cc (Parameters::set_target): Change parameter type to
3627 (Parameters::default_target): Remove.
3628 (set_parameters_target): Change parameter type to be non-const.
3629 (parameters_force_valid_target): New function.
3630 (parameters_clear_target): New function.
3631 * parameters.h (class Parameters): Update declarations. Remove
3632 default_target method. Add sized_target and clear_target
3633 methods. Change target_ to be non-const.
3634 (set_parameters_target): Update declaration.
3635 (parameters_force_valid_target): Declare.
3636 (parameters_clear_target): Declare.
3637 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3638 as NULL if we aren't searching.
3639 (Add_symbols::run): Don't check for compatible target.
3640 * fileread.cc (Input_file::open_binary): Call
3641 parameters_force_valid_target.
3642 * gold.cc (queue_middle_tasks): Likewise.
3643 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3644 set_target on object.
3645 * dynobj.h (class Sized_dynobj): Update declarations.
3646 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3647 make_elf_object returns NULL.
3648 (Archive::include_member): Don't check whether object target is
3650 * output.cc (Output_section::add_input_section): Get target from
3652 (Output_section::relax_input_section): Likewise.
3653 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3655 (Sized_relobj::do_scan_relocs): Likewise.
3656 (Sized_relobj::relocate_sections): Likewise.
3657 * resolve.cc (Symbol_table::resolve): Likewise.
3658 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3659 parameter. Change all callers.
3660 (Symbol_table::add_from_object): Get target from parameters.
3661 (Symbol_table::add_from_relobj): Don't check object target.
3662 (Symbol_table::add_from_dynobj): Likewise.
3663 (Symbol_table::define_special_symbol): Get target from
3665 * symtab.h (class Symbol_table): Update declaration.
3666 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3667 parameter. Change all callers. Clear parameter target.
3668 (Binary_test): Test target here.
3669 * testsuite/object_unittest.cc (gold_testsuite): Remove
3670 target_test_pointer parameter. Change all callers.
3671 (Object_test): Test target here.
3673 2009-09-26 Ian Lance Taylor <iant@google.com>
3675 * testsuite/initpri1.c: Don't try to use constructor priorities if
3676 compiling with gcc before 4.3.
3678 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3680 * testsuite/retain_symbols_file_test.sh (check_present): Change
3681 output file name to retain_symbols_file_test.stdout.
3682 (check_absent): Likewise.
3684 2009-09-18 Craig Silverstein <csilvers@google.com>
3686 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3687 * options.cc: Include <cerrno> and <fstream>.
3688 (General_options::finalize): Parse -retain-symbols-file tag.
3689 * options.h: New flag.
3690 (General_options): New method should_retain_symbol, new
3691 variable symbols_to_retain.
3692 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3693 should_retain_symbol map.
3694 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3695 * testsuite/Makefile.in: Regenerate.
3696 * testsuite/retain_symbols_file_test.sh: New file.
3698 2009-09-18 Nick Clifton <nickc@redhat.com>
3700 * po/es.po: Updated Spanish translation.
3702 2009-09-17 Doug Kwan <dougkwan@google.com>
3704 * debug.h (DEBUG_RELAXATION): New constant.
3705 (DEBUG_ALL): Add DEBUG_RELAXATION.
3706 (debug_string_to_enum): Add relaxation debug option.
3708 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3709 Layout::Relaxation_debug_check::read_sections,
3710 Layout::Relaxation_debug_check::read_sections): New method definitions.
3711 (Layout::Layout): Initialize data members
3712 record_output_section_data_from_scrips_,
3713 script_output_section_data_list_ and relaxation_debug_check_.
3714 (Layout::save_segments, Layout::restore_segments,
3715 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3716 Layout::relaxation_loop_body): New method definitions.
3717 (Layout::finalize): Support relaxation. Move section layout code to
3718 Layout::relaxation_loop_body.
3719 (Layout::set_asection_address_from_script): Move code for orphan
3720 section placement out.
3721 (Layout::place_orphan_sections_in_script): New method definition.
3722 * layout.h (Output_segment_headers, Output_file_header):
3723 New forward class declarations.
3724 (Layout::~Layout): Define.
3725 (Layout::new_output_section_data_from_script): New method definition.
3726 (Layout::place_orphan_sections_in_script): New method declaration.
3727 (Layout::Segment_states): New type declaration.
3728 (Layout::save_segments, Layout::restore_segments,
3729 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3730 Layout::relaxation_loop_body): New method declarations.
3731 (Layout::Output_section_data_list): New type declaration.
3732 (Layout::Relaxation_debug_check): New class definition.
3733 (Layout::record_output_section_data_from_script_,
3734 Layout::script_output_section_data_list_, Layout::segment_states_,
3735 Layout::relaxation_debug_check_): New data members.
3736 * output.cc: (Output_section_headers::do_size): New method definition.
3737 (Output_section_headers::Output_section_headers): Move size
3738 computation to Output_section_headers::do_size.
3739 (Output_segment_headers::do_size): New method definition.
3740 (Output_file_header::Output_file_header): Move size computation to
3741 Output_file_header::do_size and call it.
3742 (Output_file_header::do_size): New method definition.
3743 (Output_data_group::Output_data_group): Adjust call to
3744 Output_section_data.
3745 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3746 (Output_symtab_xindex::do_write): Add array bound check.
3747 (Output_section::Input_section::print_to_mapfile): Handle
3748 RELAXED_INPUT_SECTION_CODE.
3749 (Output_section::Output_section): Initialize data member checkpoint_.
3750 (Output_section::~Output_section): Delete checkpoint object pointed
3752 (Output_section::add_input_section): Always add an Input_section if
3754 (Output_section::add_merge_input_section): Add assert.
3755 (Output_section::relax_input_section): New method definition.
3756 (Output_section::set_final_data_size): Set load address to zero for
3757 an unallocated section.
3758 (Output_section::do_address_and_file_offset_have_reset_values):
3759 New method definition.
3760 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3761 Handle relaxed input section.
3762 (Output_section::sort_attached_input_sections): Checkpoint input
3763 section list lazily.
3764 (Output_section::get_input_sections): Change type of input_sections to
3765 list of Simple_input_section pointers. Checkpoint input section list
3766 lazily. Also handle relaxed input sections.
3767 (Output_section::add_input_section_for_script): Take a reference to
3768 a Simple_input_section object instead of Relobj pointer and section
3769 index as parameter. Handle relaxed input sections.
3770 (Output_section::save_states, Output_section::restore_states): New
3772 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3773 (Output_data::is_data_size_fixed): New method definition.
3774 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3776 (Output_data::address_and_file_offset_have_reset_values): New method
3778 (Output_data::do_address_and_file_offset_have_reset_values): New method
3780 (Output_data::set_data_size): Check that data size is not fixed.
3781 (Output_data::fix_data_size): New method definition.
3782 (Output_data::is_data_size_fixed_): New data member.
3783 (Output_section_headers::set_final_data_size): New method definition.
3784 (Output_section_headers::do_size): New method declaration.
3785 (Output_segment_headers::set_final_data_size): New method definition.
3786 (Output_segment_headers::do_size): New method declaration.
3787 (Output_file_header::set_final_data_size)::New method definition.
3788 (Output_file_header::do_size)::New method declaration.
3789 (Output_section_data::Output_section_data): Add new parameter
3790 is_data_size_fixed and use it to fix data size.
3791 (Output_data_const::Output_data_const): Adjust call to base class
3792 constructor and fix data size.
3793 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3794 base class constructor and fix data size.
3795 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3796 base class constructor and fix data size.
3797 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3798 class constructor and fix data size.
3799 (Output_data_group::set_final_data_size): New method definition.
3800 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3801 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3802 class constructor and fix data size.
3803 (Output_relaxed_input_section): New class definition.
3804 (Output_section::Simple_input_section): New class definition.
3805 (Output_section::get_input_sections): Adjust parameter list.
3806 (Output_section::add_input_section_for_script): Same.
3807 (Output_section::save_states, Output_section::restore_states,
3808 Output_section::do_address_and_file_offset_have_reset_values,
3809 (Output_section::Input_section::Input_section): Handle
3810 RELAXED_INPUT_SECTION_CODE. Add new overload for
3811 Output_relaxed_input_section.
3812 (Output_section::Input_section::is_input_section,
3813 Output_section::Input_section::set_output_section): Handle relaxed
3815 (Output_section::Input_section::is_relaxed_input_section,
3816 Output_section::Input_section::output_section_data,
3817 Output_section::Input_section::relaxed_input_section): New method
3819 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3821 (Output_section::Input_section::u1_): Update comments.
3822 (Output_section::Input_section::u2_): Add new union member poris.
3823 (Output_section::Checkpoint_output_section): New classs definition.
3824 (Output_section::relax_input_section): New method declaration.
3825 (Output_section::checkpoint_): New data member.
3826 (Output_segment): Update comments.
3827 (Output_segment::Output_segment): Un-privatize copy constructor.
3828 (Output_segment::operator=): Un-privatize.
3829 * script-sections.cc (Output_section_element::Input_section_list):
3830 Change element type to Output_section::Simple_input_section.
3831 (Output_section_element_dot_assignment::set_section_addresses):
3832 Register output section data for relaxation clean up.
3833 (Output_data_exression::Output_data_expression): Adjust call to base
3834 constructor to fix data size.
3835 (Output_section_element_data::set_section_addresses): Register
3836 Output_data_expression object for relaxation clean up.
3837 (struct Input_section_info): Replace Relobj pointer and section index
3838 pair with Output_section::Simple_input_section and Convert struct to a
3840 (Input_section_sorter::operator()): Adjust access to
3841 Input_section_info data member to use accessors.
3842 (Output_section_element_input::set_section_addresses): Use layout
3843 parameter. Adjust code to use Output_section::Simple_input_section
3844 and Input_secction_info classes. Register filler for relaxation
3846 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3847 and section index pair with Output_section::Simple_input_section
3848 class. Adjust code accordingly.
3849 (Phdrs_element::release_segment): New method definition.
3850 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3852 (Script_sections::release_segments): New method definition.
3853 * gold/script-sections.h (Script_sections::release_segments): New
3855 * gold/target.h (Target::may_relax, Target::relax,
3856 Target::do_may_relax, Target::do_relax): New method definitions.
3858 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3860 * arm.cc (has_signed_unsigned_overflow): New function.
3861 (Arm_relocate_functions::abs8): New function.
3862 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3863 (Target_arm::Scan::global): Likewise.
3864 (Target_arm::relocate::relocate): Likewise.
3865 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3868 2009-09-16 Cary Coutant <ccoutant@google.com>
3870 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3871 * testsuite/Makefile.in: Regenerate.
3873 2009-09-11 Nick Clifton <nickc@redhat.com>
3875 * po/gold.pot: Updated by the Translation project.
3877 2009-09-08 Cary Coutant <ccoutant@google.com>
3879 * output.cc (Output_file::open): Add execute permission to empty file.
3880 * testsuite/Makefile.am (permission_test): New test.
3881 * testsuite/Makefile.in: Regenerate.
3883 2009-09-02 Ian Lance Taylor <iant@google.com>
3885 * output.cc (Output_file::resize): Call map_no_anonymous rather
3888 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3890 * gold.cc: Include "incremental.h".
3891 (queue_initial_tasks): Call Incremental_checker methods.
3892 * incremental.cc: Include "output.h".
3893 (Incremental_checker::can_incrementally_link_output_file): New
3895 * incremental.h (Incremental_checker): New class.
3897 * output.cc (Output_file::open_for_modification): New method.
3898 (Output_file::map_anonymous): Changed return type to bool. Record
3900 (Output_file::map_no_anonymous): New method, broken out of map.
3901 (Output_file::map): Use map_no_anonymous and map_anonymous.
3902 * output.h (class Output_file): Update declarations.
3904 2009-08-24 Cary Coutant <ccoutant@google.com>
3906 * options.h (Command_line::Pre_options): New class.
3907 (Command_line::pre_options): New member.
3908 * options.cc (gold::options::ready_to_register): New variable.
3909 (One_option::register_option): Do nothing if not registering options.
3910 Assert if same short option registered twice.
3911 (General_options::General_options): Turn off option registration when
3913 (Command_line::Pre_options::Pre_options): New constructor.
3915 2009-08-24 Cary Coutant <ccoutant@google.com>
3917 * options.h (General_options::no_keep_memory): Remove incorrect
3920 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3922 * Makefile.am (am__skiplex, am__skipyacc): New.
3923 * Makefile.in: Regenerate.
3925 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3927 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3928 (INCLUDES): ... this.
3929 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3930 (AM_CPPFLAGS): Renamed from ...
3931 (INCLUDE): ... this.
3932 * Makefile.in, testsuite/Makefile.in: Regenerate.
3934 * Makefile.in: Regenerate.
3935 * aclocal.m4: Likewise.
3936 * config.in: Likewise.
3937 * configure: Likewise.
3938 * testsuite/Makefile.in: Likewise.
3940 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3941 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3942 * Makefile.in: Regenerate.
3943 * testsuite/Makefile.in: Regenerate.
3945 2009-08-19 Cary Coutant <ccoutant@google.com>
3947 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3948 symbols in shared libraries overridden by hidden or internal symbols
3949 in the main program.
3951 2009-08-19 Chris Demetriou <cgd@google.com>
3953 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3954 checking source file names in error messages.
3956 2009-08-18 Doug Kwan <dougkwan@google.com>
3958 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3959 an elcpp::Ehdr as parameter. Adjust call to set_target.
3960 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3961 an elfcpp::Ehdr as parameter.
3962 * object.cc (Object::set_target): Remove the version that looks up
3963 a target and sets it.
3964 (Sized_relobj::setup): Take a Target object instead of
3965 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3966 (make_elf_sized_object): Find target and ask target to
3968 * object.h: (Object::set_target): Remove the version that looks up
3969 a target and sets it.
3970 (Sized_relobj::setup): Take a Target object instead of
3971 an elfcpp:Ehdr as parameter.
3972 * target.cc: Include dynobj.h.
3973 (Target::do_make_elf_object_implementation): New.
3974 (Target::do_make_elf_object): New.
3975 * target.h (Target::make_elf_object): New template declaration.
3976 (Target::do_make_elf_object): New method declarations.
3977 (Target::do_make_elf_object_implementation): New template declaration.
3979 2009-08-14 Ian Lance Taylor <iant@google.com>
3981 * gold.h (FUNCTION_NAME): Define.
3982 (gold_unreachable): Use FUNCTION_NAME.
3984 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3986 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3987 symbol in the --keep-unique list is not found.
3989 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3991 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3992 been maked as --keep-unique.
3993 (Icf::unfold_section): New function.
3994 * icf.h (Icf::unfold_section): New function.
3995 * options.h (General_options::keep_unique): New option.
3996 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3997 * testsuite/Makefile.in: Regenerate.
3998 * testsuite/icf_keep_unique_test.sh: New file.
3999 * testsuite/icf_keep_unique_test.cc: New file.
4001 2009-08-12 Cary Coutant <ccoutant@google.com>
4004 * resolve.cc (Symbol_table::resolve): Check for references from
4005 dynamic objects to hidden and internal symbols.
4006 * testsuite/Makefile.am (hidden_test.sh): New test.
4007 * testsuite/Makefile.in: Regenerate.
4008 * testsuite/hidden_test.sh: New script.
4009 * testsuite/hidden_test_1.c: New test source.
4010 * testsuite/hidden_test_main.c: New test source.
4012 2009-08-11 Doug Kwan <dougkwan@google.com>
4014 * arm.cc: Update comments.
4015 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4016 segment to locate the .ARM.exidx section if present.
4018 2009-08-09 Doug Kwan <dougkwan@google.com>
4020 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4023 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4024 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4027 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4029 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4030 valid tls_segment only for non-debug-section relocations.
4031 * testsuite/Makefile.am: Add gc_tls_test.
4032 * testsuite/Makefile.in: Regenerate.
4033 * testsuite/gc_tls_test.cc: New file.
4034 * testsuite/gc_tls_test.sh: New file.
4036 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4040 * Makefile.am (CCFILES): Add icf.cc.
4042 * Makefile.in: Regenerate.
4043 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4044 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4045 section, symbol and addend information for the relocs.
4046 * gold.cc (queue_middle_tasks): Call identical code folding.
4047 * gold.h: Add defines for multimap.
4048 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4049 to the call of finalize_local_symbols.
4050 * main.cc (main): Create object of class Icf.
4051 * object.cc (Sized_relobj::do_layout): Allow this function to be
4052 called twice during icf.
4053 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4054 to sections marked as identical by icf.
4055 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4057 (Sized_relobj::do_section_entsize): New function.
4058 * object.h (Object::section_entsize): New function.
4059 (Object::do_section_entsize): New pure virtual function.
4060 (Relobj::finalize_local_symbols): Add new parameter.
4061 (Relobj::do_section_entsize): New function.
4062 * options.h (General_options::icf): New option.
4063 (General_options::icf_iterations): New option.
4064 (General_options::print_icf_sections): New option.
4065 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4066 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4067 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4069 * symtab.cc (Symbol_table::is_section_folded): New function.
4070 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4071 to sections marked as identical by icf.
4072 * symtab.h (Symbol_table::set_icf): New function.
4073 (Symbol_table::icf): New function.
4074 (Symbol_table::is_section_folded): New function.
4075 (Symbol_table::icf_): New data member.
4076 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4077 * testsuite/Makefile.am: Add commands to build icf_test.
4078 * testsuite/Makefile.in: Regenerate.
4079 * testsuite/icf_test.sh: New file.
4080 * testsuite/icf_test.cc: New file.
4082 2009-07-24 Chris Demetriou <cgd@google.com>
4084 * layout.cc (is_compressible_debug_section): Fix incorrect
4085 comment about compressed section names.
4087 2009-07-20 Ian Lance Taylor <ian@airs.com>
4090 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4092 2009-07-16 Ian Lance Taylor <iant@google.com>
4095 * layout.h: #include <map>.
4096 (class Kept_section): Change from struct to class. Add accessors
4097 and setters. Add section size to Comdat_group mapping. Change
4098 Comdat_group to std::map. Add is_comdat_ field. Add
4099 linkonce_size field in union.
4100 (class Layout): Update declaration of find_or_add_kept_section.
4101 Don't declare find_kept_object.
4102 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4103 parameter. Add object, shndx, is_comdat, and is_group_name
4104 parameters. Change all callers. Adjust for new Kept_section.
4105 (Layout::find_kept_object): Remove.
4106 * object.cc (Sized_relobj::include_section_group): Update use of
4107 Kept_section. Rename secnum to shndx. Only record
4108 Kept_comdat_section if sections are the same size.
4109 (Sized_relobj::include_linkonce_section): Update use of
4110 Kept_section. Only record Kept_comdat_section if sections are the
4111 same size. Set size of linkonce section.
4112 (Sized_relobj::map_to_kept_section): Update call to
4113 get_kept_comdat_section.
4114 * object.h (class Sized_relobj): Rename fields in
4115 Kept_comdat_section to drop trailing underscores; change object
4116 field to Relobj*. Change Kept_comdat_section_table to store
4117 struct rather than pointer.
4118 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4119 Add kept_object and kept_shndx parameters. Change all callers.
4120 (Sized_relobj::get_kept_comdat_section): Change return type to
4121 bool. Add kept_object and kept_shndx parameters. Change all
4123 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4124 Layout::find_or_add_kept_section.
4126 2009-07-09 Ian Lance Taylor <iant@google.com>
4128 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4129 Reserve space in the hash table.
4131 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4133 * fileread.cc (File_read::get_mtime): New method.
4134 * fileread.h (Timespec): New structure.
4135 (File_read::get_mtime): New method.
4136 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4137 Renamed from timestamp_nsec.
4138 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4140 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4142 (Incremental_inputs::report_archive): Save mtime; style fix.
4143 (Incremental_inputs::report_obejct): Save mtime; style fix.
4144 (Incremental_inputs::report_script): Save mtime; style fix.
4145 (Incremental_inputs::finalize_inputs): Style fix.
4146 (Incremental_inputs::finalize): Style fix.
4147 (Incremental_inputs::create_input_section_data): Store inputs
4149 * incremental.h (Incremental_inputs::report_script): Add mtime
4151 (Incremental_inputs::Input_info::Input_info): Intialize only one
4153 (Incremental_inputs::Input_info::archive): Move to nameless
4155 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4156 (Incremental_inputs::Input_info::script): Move to nameless union.
4157 (Incremental_inputs::mtime): New field.
4158 * script.cc (read_input_script): Pass file mtime to
4160 * script.h (Script_info::inputs): Style fix.
4162 2009-07-01 Ian Lance Taylor <ian@airs.com>
4164 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4167 2009-06-24 Ian Lance Taylor <iant@google.com>
4170 * layout.cc (Layout::choose_output_section): If we find an
4171 existing section, update the flags.
4172 (Layout::create_notes): New function, broken out of
4174 (Layout::finalize): Don't create note sections.
4175 (Layout::create_note): Don't crash if linker script discards
4177 (Layout::create_gold_note): Likewise.
4178 (Layout::create_build_id): Likewise. Don't set
4179 after_input_sections on the section.
4180 (Layout::create_executable_stack_info): Remove target parameter.
4182 * layout.h (class Layout): Declare create_notes. Update
4183 declaration of create_executable_stack_info.
4184 * gold.cc (queue_middle_tasks): Call create_notes.
4185 * output.cc (Output_section::update_flags_for_input_section): Move
4186 here from output.h. If SHF_ALLOC flag is newly set, mark address
4188 * output.h (Output_data::mark_address_invalid): New function.
4189 (class Output_section): Only declare, not define,
4190 update_flags_for_input_section. Remove set_flags.
4192 2009-06-24 Ian Lance Taylor <iant@google.com>
4194 * script-sections.cc (Output_section_definition::
4195 set_section_addresses): Rename shadowing local load_address to
4198 2009-06-24 Ian Lance Taylor <iant@google.com>
4201 * reloc.cc (relocate_sections): Skip empty relocation sections.
4203 2009-06-23 Ian Lance Taylor <iant@google.com>
4206 * layout.cc (Layout::create_note): Use choose_output_section
4207 rather than make_output_section.
4209 2009-06-23 Ian Lance Taylor <iant@google.com>
4212 * options.cc (General_options::parse_V): Set printed_version_.
4213 (General_options::General_options): Initialize printed_version_.
4214 * options.h (class General_options): Add printed_version_ field.
4215 * gold.cc (queue_initial_tasks): If there are no input files,
4216 don't give a fatal error if we printed the version information.
4217 (queue_middle_tasks): If using -r with a shared object, give a
4218 fatal error rather than an ordinary error.
4220 2009-06-23 Ian Lance Taylor <iant@google.com>
4223 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4224 (Layout::make_output_section): Set have_stabstr_section_ if we see
4225 a .stab*str section.
4226 (Layout::finalize): Call link_stabs_sections.
4227 (Layout::link_stabs_sections): New file.
4228 * layout.h (class Layout): Add have_stabstr_section_ field.
4229 Declare link_stabs_sections.
4231 2009-06-23 Doug Kwan <dougkwan@google.com>
4233 * Makefile.am (libgold_a_LIBADD): New.
4234 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4235 * Makefile.in: Regenerate.
4236 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4237 * configure: Regenerate.
4238 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4239 * fileread.cc: Include sys/state.h
4240 * gold.h: Declare memmem and strndup if found missing.
4241 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4243 2009-06-23 Ian Lance Taylor <iant@google.com>
4245 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4246 * configure: Rebuild.
4248 2009-06-23 Ian Lance Taylor <iant@google.com>
4251 * object.cc (Object::section_contents): Don't try to get a view if
4252 the section has length zero.
4253 (Object::handle_gnu_warning_section): If the section is empty, use
4254 the name of the section as the warning.
4256 2009-06-23 Ian Lance Taylor <iant@google.com>
4259 * stringpool.h (class Stringpool_template): Add optimize_ field.
4260 (Stringpool_template::set_optimize): New function.
4261 * stringpool.cc (Stringpool_template::Stringpool_template):
4262 Initialize optimize_ field.
4263 (Stringpool_template::set_string_offsets): Test local optimize
4264 fild rather than parameter.
4265 * layout.cc (Layout::Layout): Call set_optimize on the section
4268 2009-06-22 Ian Lance Taylor <iant@google.com>
4271 * yyscript.y: Parse TARGET.
4272 * script.cc (script_set_target): New function.
4273 * script-c.h (script_set_target): Declare.
4274 * options.cc (General_options::string_to_object_format): Rename
4275 from string_to_object_format in anonymous namespace. Change
4277 * options.h (class General_options): Declare
4278 string_to_object_format.
4280 2009-06-22 Ian Lance Taylor <iant@google.com>
4282 * script-sections.cc (Script_sections::create_segments): Don't put
4283 program headers in a PT_LOAD segment if -n or -N.
4285 2009-06-22 Ian Lance Taylor <iant@google.com>
4288 * options.h (class General_options): Add -z lazy and -z now. Sort
4289 -z options into alphabetical order.
4290 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4292 2009-06-21 Ian Lance Taylor <iant@google.com>
4294 * layout.cc (Layout::make_output_section): Call
4295 Target::new_output_section.
4296 (Layout::attach_allocated_section_to_segment): Put large section
4297 sections in a separate load segment with the large segment flag
4299 (Layout::segment_precedes): Sort large data segments after other
4301 (align_file_offset): New static function.
4302 (Layout::set_segment_offsets): Use align_file_offset.
4303 * output.h (class Output_section): Add is_small_section_ and
4304 is_large_section_ fields.
4305 (Output_section::is_small_section): New function.
4306 (Output_section::set_is_small_section): New function.
4307 (Output_section::is_large_section): New function.
4308 (Output_section::set_is_large_section): New function.
4309 (Output_section::is_large_data_section): New function.
4310 (class Output_segment): Add is_large_data_segment_ field.
4311 (Output_segment::is_large_data_segment): New function.
4312 (Output_segment::set_is_large_data_segment): New function.
4313 * output.cc (Output_section::Output_section): Initialize new
4315 (Output_segment::Output_segment): Likewise.
4316 (Output_segment::add_output_section): Add assertion that large
4317 data sections always go in large data segments. Force small data
4318 sections to the end of the list of data sections. Force small BSS
4319 sections to the start of the list of BSS sections. For large BSS
4320 sections to the end of the list of BSS sections.
4321 * symtab.h (class Symbol): Declare is_common_shndx.
4322 (Symbol::is_defined): Check Symbol::is_common_shndx.
4323 (Symbol::is_common): Likewise.
4324 (class Symbol_table): Define enum Commons_section_type. Update
4325 declarations. Add small_commons_ and large_commons_ fields.
4326 * symtab.cc (Symbol::is_common_shndx): New function.
4327 (Symbol_table::Symbol_table): Initialize new fields.
4328 (Symbol_table::add_from_object): Put small and large common
4329 symbols in the right list.
4330 (Symbol_table::sized_finalized_symbol): Check
4331 Symbol::is_common_shndx.
4332 (Symbol_table::sized_write_globals): Likewise.
4333 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4334 common symbol lists. Don't call do_allocate_commons_list if the
4336 (Symbol_table::do_allocate_commons_list): Remove is_tls
4337 parameter. Add comons_section_type parameter. Change all
4338 callers. Handle small and large common symbols.
4339 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4340 Symbol::is_common_shndx.
4341 * resolve.cc (symbol_to_bits): Likewise.
4342 * target.h (Target::small_common_shndx): New function.
4343 (Target::small_common_section_flags): New function.
4344 (Target::large_common_shndx): New function.
4345 (Target::large_common_section_flags): New function.
4346 (Target::new_output_section): New function.
4347 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4348 small_common_section_flags, and large_common_section_flags
4350 (Target::do_new_output_section): New virtual function.
4351 * arm.cc (Target_arm::arm_info): Initialize new fields.
4352 * i386.cc (Target_i386::i386_info): Likewise.
4353 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4355 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4356 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4357 (Target_x86_64::do_new_output_section): New function.
4358 * configure.ac: Define conditional MCMODEL_MEDIUM.
4359 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4360 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4361 (large_LDFLAGS): Define.
4362 * testsuite/large.c: New file.
4363 * testsuite/testfile.cc (Target_test::test_target_info):
4364 Initialize new fields.
4365 * configure, testsuite/Makefile.in: Rebuild.
4367 2009-06-05 Doug Kwan <dougkwan@google.com>
4369 * Makefile.am (CCFILES): Add target.cc.
4370 * Makefile.in: Regenerate.
4371 * i386.cc (class Target_i386): Define new virtual method to
4372 override do_is_local_label_name in parent.
4373 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4374 local symbols if --discard-locals or -X is given.
4375 * options.h (class General_options): Declare new options
4376 '--discard-locals' and '-X' for discarding locals.
4377 * target.h (class Target): Define new methods is_local_label_name.
4378 Declare new virtual method do_is_local_label_name.
4379 * target.cc: New file.
4380 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4381 (check_SCRIPTS): Add discard_locals_test.sh.
4382 (check_DATA): Add discard_local_tests.syms.
4383 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4384 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4385 * testsuite/Makefile.in: Regenerate.
4386 * testsuite/discard_locals_test.c: New file.
4387 * testsuite/discard_locals_test.sh: Same.
4389 2009-06-05 Doug Kwan <dougkwan@google.com>
4391 * object.cc (Sized_relobj::Sized_relobj): Initialize
4392 discarded_eh_frame_shndx_ to -1U.
4393 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4395 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4396 a discarded .eh_frame section.
4397 (Sized_relobj::do_finalize_local_symbols): Ditto.
4398 * object.h (class Sized_relobj): Declare new member
4399 discarded_eh_frame_shndx_.
4400 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4401 (local_labels_test.o, local_labels_test): New rules.
4402 * testsuite/Makefile.in: Regenerate.
4404 2009-06-04 Doug Kwan <dougkwan@google.com>
4406 * layout.cc (Layout::section_name_mapping): Add mapping for
4407 special ARM sections.
4409 2009-06-03 Doug Kwan <dougkwan@google.com>
4411 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4412 (utils::has_overflow): Same.
4414 2009-06-03 Ian Lance Taylor <iant@google.com>
4416 * layout.cc (Layout::section_name_mapping): New array, replacing
4417 Layout::linkonce_mapping.
4418 (Layout::section_name_mapping_count): New variable, replacing
4419 Layout::linkonce_mapping_count.
4420 (Layout::linkonce_output_name): Remove.
4421 (Layout::output_section_name): Rewrite.
4422 * layout.h (class Layout): Rename Linkonce_mapping to
4423 Section_name_mapping, linkonce_mapping to section_name_mapping,
4424 linkonce_mapping_count to section_name_mapping_count. Don't
4425 declare linkonce_output_name.
4427 2009-06-03 Doug Kwan <dougkwan@google.com>
4429 * gold/arm.cc (namespace utils): New.
4430 (Target_arm::reloc_is_non_pic): Define new method.
4431 (class Arm_relocate_functions): New.
4432 (Target_arm::Relocate::relocate): Handle relocation types used by
4435 2009-06-03 Ian Lance Taylor <iant@google.com>
4437 * arm.cc (Target_arm::scan::global): Use || instead of |.
4439 2009-06-02 Doug Kwan <dougkwan@google.com>
4441 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4442 issued_non_pic_error_.
4443 (class Target_arm::Scan): Declare new method check_non_pic.
4444 Define new method symbol_needs_plt_entry.
4445 Declare new data member issued_non_pic_error_.
4446 (class Target_arm::Relocate): Declare new method
4447 should_apply_static_reloc.
4448 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4449 (Target_arm::Scan::check_non_pic): Define new method.
4450 (Target_arm::Scan::local): Handle a small subset of reloc types used
4452 (Target_arm::Scan::local): Same.
4453 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4455 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4457 * incremental.cc (Incremental_inputs::report_command_line): Filter
4458 out --incremental-* options.
4460 2009-05-29 Doug Kwan <dougkwan@google.com>
4462 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4464 (class Target_arm): Update comment.
4465 (Target_arm::Target_arm): Initialize new data members GOT_,
4466 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4467 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4468 and Target_arm::rel_dyn_section.
4469 Declare new_enum Target_arm::Got_type.
4470 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4472 Update commments for member do_dynsym_value.
4473 (Target_arm::got_size, Target_arm::plt_section,
4474 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4475 new methods inside class defintion.
4476 (Target_arm::got_section): Define new method.
4477 (Target_arm::rel_dyn_section): Same.
4478 (Output_data_plt_arm): New template class.
4479 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4480 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4481 (Output_data_plt_arm::add_entry): Same.
4482 (Output_data_plt_arm::first_plt_entry): Define new
4483 static data member for PLT instruction template.
4484 (Output_data_plt_arm::plt_entry): Same.
4485 (Output_data_plt_arm::do_write): Define new method.
4486 (Target_arm::make_plt_entry): Same.
4487 (Target_arm::do_finalize_sections): Same.
4488 (Target_arm::do_dynsym_value): Same.
4490 2009-05-28 Doug Kwan <dougkwan@google.com>
4492 * Makefile.am (TARGETSOURCES): Add arm.cc.
4493 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4494 * Makefile.in: Regenerate.
4496 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4498 2009-05-26 Doug Kwan <dougkwan@google.com>
4500 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4501 (General_options::check_excluded_libs): Strip off directories in
4502 archive name before matching like GNU ld does.
4503 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4504 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4505 (exclude_libs_test_LDFLAGS): Add linker option
4506 -Wl,--exclude-libs,libexclude_libs_test_3
4507 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4508 an explicit archive without using -l.
4509 (alt/libexclude_libs_test_3.a): New make rule.
4510 * testsuite/Makefile.in: Regenerate.
4511 * testsuite/exclude_libs_test.c : Declare lib3_default().
4513 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4514 * exclude_libs_test_3.c: New file.
4516 2009-05-26 Nick Clifton <nickc@redhat.com>
4518 * po/id.po: New Indonesian translation.
4519 * po/gold.pot: Updated template file.
4521 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4523 * testsuite/Makefile.am: Add -ffunction-sections to compile
4524 gc_comdat_test files. Add -Wl,--gc-sections to build
4526 * testsuite/Makefile.in: Regenerate.
4527 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4529 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4531 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4532 kept comdat section was garbage collected.
4533 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4534 * testsuite/Makefile.in: Regenerate.
4535 * testsuite/gc_comdat_test.sh: New file.
4536 * testsuite/gc_comdat_test_1.cc: New file.
4537 * testsuite/gc_comdat_test_2.cc: New file.
4539 2009-05-19 Doug Kwan <dougkwan@google.com>
4541 * archive.cc (Archive::Archive): Move constructor from archive.h
4542 to here. Initialize no_export_.
4543 (Archive::get_elf_object_for_member): Set no_export flag of object.
4544 * archive.h (Archive::Archive): Move constructor body to
4546 (Archive::no_export): New method.
4547 (Archive::no_export_): New field.
4548 * object.h (Object::Object): Initialize no_export_ to false.
4549 (Object::no_export, Object::set_no_export): New methods.
4550 (Object::no_export_): New field.
4551 * options.cc (General_options::parse_exclude_libs): New method.
4552 (General_options::check_excluded_libs) Same.
4553 * options.h (exclude_libs): New option.
4554 (General_options::check_excluded_libs): New method declaration.
4555 (General_options::excluded_libs_): New field.
4556 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4557 default or protected visibility if an object has no-export flag set.
4558 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4559 (check_SCRIPTS): Add exclude_libs_test.sh.
4560 (check_DATA): Add exclude_libs_test.syms.
4561 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4562 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4563 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4564 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4565 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4566 libexclude_libs_test_2.a): New rules.
4567 * testsuite/Makefile.in: Regenerate.
4568 * testsuite/exclude_libs_test.c: New file.
4569 * testsuite/exclude_libs_test.sh: Ditto.
4570 * testsuite/exclude_libs_test_1.c: Ditto.
4571 * testsuite/exclude_libs_test_2.c: Ditto.
4573 2009-05-15 Ian Lance Taylor <iant@google.com>
4575 * configure.ac: Check for declarations for cases where libiberty.h
4576 checks HAVE_DECL_xxx.
4577 * configure, config.in: Rebuild.
4579 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4581 * gold.h (Incremental_argument_list): Remove (invalid) forward
4583 * incremental.cc (Incremental_inputs::report_achive): New method.
4584 (Incremental_inputs::report_object): New method.
4585 (Incremental_inputs::report_script): New method.
4586 (Incremental_inputs::finalize_inputs): New method.
4587 (Incremental_inputs::finalize): Call finalize_inputs().
4588 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4589 Create inputs entries.
4590 * incremental.h (Incremental_input_type): New enum.
4591 (Incremental_inputs::Incremental_input): Initialize new fields.
4592 (Incremental_inputs::report_inputs): New method.
4593 (Incremental_inputs::report_achive): New method.
4594 (Incremental_inputs::report_object): New method.
4595 (Incremental_inputs::report_script): New method.
4596 (Incremental_inputs::finalize_inputs): New method.
4597 (Incremental_inputs::Input_info): New struct.
4598 (Incremental_inputs::Input_info_map): New typedef.
4599 (Incremental_inputs::lock_): New field.
4600 (Incremental_inputs::Inputs_): New field.
4601 (Incremental_inputs::Inputs_map): New field.
4602 * main.cc (main): Call Incremental_input::report_inputs.
4603 * options.h (Input_argument_list): Typedef moved from
4605 (Input_file_group::Files): Remove, use ::Input_argument_list.
4606 (Input_file_group::Input_argument_list): Remove, use
4607 ::Input_argument_list.
4608 * plugin.cc (Plugin_manager::add_input_file): Add error in
4610 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4612 * script.cc (read_input_script): Call
4613 Incremental_input::report_script.
4614 * script.h (Script_info): New class.
4616 2009-04-27 Ian Lance Taylor <iant@google.com>
4618 * x86_64.cc (do_adjust_output_section): Set entsize to
4621 2009-04-23 Elliott Hughes <enh@google.com>
4623 * output.cc (Output_file::close): After short writes, continue
4624 writing from the correct offset in the buffer being written.
4626 2009-04-23 Chris Demetriou <cgd@google.com>
4628 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4629 * configure: Regenerate.
4630 * config.in: Regenerate.
4631 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4632 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4634 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4636 * incremental.cc (Incremental_inputs_header_data): Renamed from
4637 Incremental_input_header_data.
4638 (Incremental_inputs_header_data::data_size): New field.
4639 (Incremental_inputs_header_data::put_input_file_count): Renamed
4640 from input_file_count.
4641 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4642 from command_line_offset.
4643 (Incremental_inputs_header_data::put_reserved): Renamed from
4645 (Incremental_inputs_entry_data): Renamed from
4646 Incremental_input_entry_data.
4647 (Incremental_inputs_entry_data::data_size): New field.
4648 (Incremental_inputs::report_command_line): New method.
4649 (Incremental_inputs::finalize): New method.
4650 (Incremental_inputs::create_incremental_inputs_data): New method.
4651 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4652 * incremental.h: New file.
4653 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4654 (Layout::finalize): Create incremental inputs section in
4656 (Layout::create_incremental_info_sections): New method.
4657 * layout.h (Layout::incremental_inputs): New method.
4658 (Layout::create_incremental_info_sections): New method.
4659 (Layout::incremental_inputs_): New field.
4660 * main.cc (main): Notify Incremental_input of the command line.
4662 2009-04-01 Ian Lance Taylor <iant@google.com>
4663 Mikolaj Zalewski <mikolajz@google.com>
4665 * gold.h (reserve_unordered_map): Define, three versions, one for
4666 each version of Unordered_map.
4667 * layout.cc (Layout::Layout): Remove options parameter. Add
4668 number_of_input_files parameter. Don't initialize options_.
4669 Initialize number_of_input_files_ and resized_signatures_. Move
4670 sections_are_attached_.
4671 (Layout::layout_group): Reserve space for group_signatures_.
4672 (Layout::find_or_add_kept_section): Change name parameter to be a
4673 reference. Resize signatures_ map when it gets large enough.
4674 (Layout::layout_eh_frame): Use parameters->options() instead of
4676 (Layout::make_output_section): Likewise.
4677 (Layout::attach_allocated_section_to_segment): Likewise.
4678 (Layout::finalize, Layout::create_executable_stack): Likewise.
4679 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4680 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4681 * layout.h (class Layout): Update declarations. Remove options_
4682 field. Add number_of_input_files_ and resized_signatures_
4683 fields. Move sections_are_attached_ field.
4684 * main.cc (main): Pass number of input files to Layout
4685 constructor. Don't pass options.
4687 2009-03-30 Ian Lance Taylor <iant@google.com>
4689 * ffsll.c (ffsll): Correct implementation.
4691 2009-03-27 Ian Lance Taylor <iant@google.com>
4693 * ffsll.c: New file.
4694 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4695 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4696 * ftruncate.c (ftruncate): Declare before definition.
4697 * mremap.c (mremap): Likewise.
4698 * pread.c (pread): Likewise.
4699 * configure, Makefile.in, config.in: Rebuild.
4701 * mremap.c: New file.
4702 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4703 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4704 (mremap): Declare if HAVE_MREMAP is not defined.
4705 * configure, Makefile.in, config.in: Rebuild.
4707 2009-03-27 Cary Coutant <ccoutant@google.com>
4709 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4710 position independent.
4711 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4712 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4714 2009-03-24 Cary Coutant <ccoutant@google.com>
4716 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4718 (needs_dynamic_reloc): Likewise.
4720 2009-03-24 Ian Lance Taylor <iant@google.com>
4722 * yyscript.y (file_cmd): Recognize EXTERN.
4723 (extern_name_list, extern_name_list_body): New nonterminals.
4724 * script.cc (script_add_extern): Define.
4725 * script-c.h (script_add_extern): Declare.
4727 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4729 * object.cc (is_elf_object): Define.
4730 * object.h (is_elf_object): Declare.
4731 * archive.cc (Archive::get_elf_object_for_member): Call
4733 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4735 2009-03-24 Elliott Hughes <enh@google.com>
4737 * output.cc (Output_file::map_anonymous): Define.
4738 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4739 try an anonymous one. Report the size if the mmap fails.
4740 * output.h (class Output_file): Declare map_anonymous.
4742 2009-03-24 Ian Lance Taylor <iant@google.com>
4744 * target-select.cc (instantiate_target): Don't acquire the lock if
4745 the instantiated_target_ field has already been set.
4747 2009-03-23 Ian Lance Taylor <iant@google.com>
4749 * gold-threads.h (class Initialize_lock): Define.
4750 * gold-threads.cc (class Initialize_lock_once): Define.
4751 (initialize_lock_control): New static variable.
4752 (initialize_lock_pointer): New static variable.
4753 (initialize_lock_once): New static function.
4754 (Initialize_lock::Initialize_lock): Define.
4755 (Initialize_lock::initialize): Define.
4756 * target-select.h: Include "gold-threads.h".
4757 (class Target_selector): Add lock_ and initialize_lock_ fields.
4758 Don't define instantiate_target, just declare it.
4759 * target-select.cc (Target_selector::Target_selector): Initialize
4761 (Target_selector::instantiate_target): Define.
4762 * descriptors.h: Include "gold-threads.h".
4763 (class Descriptors): Add initialize_lock_ field.
4764 * descriptors.cc (Descriptors::Descriptors): Initialize new
4766 (Descriptors::open): Use initialize_lock_ field
4767 * errors.h (class Errors): Add initialize_lock_ field.
4768 * errors.cc (Errors::Errors): Initialize new field.
4769 (Errors::initialize_lock): Use initialize_lock_ field.
4770 * powerpc.cc (class Target_selector_powerpc): Remove
4771 instantiated_target_ field. In do_recognize call
4772 instantiate_target rather than do_instantiate_target. In
4773 do_instantiate_target just allocate a new target.
4774 * sparc.cc (class Target_selector_sparc): Likewise.
4776 * freebsd.h: New file.
4777 * i386.cc: Include "freebsd.h".
4778 (Target_i386): Derive from Target_freebsd rather than
4780 (Target_selector_i386): Derive from Target_selector_freebsd rather
4781 than Target_selector.
4782 * x86_64.cc: Include "freebsd.h".
4783 (Target_x86_64): Derive from Target_freebsd rather than
4785 (Target_selector_x86_64): Derive from Target_selector_freebsd
4786 rather than Target_selector.
4787 * target.h (class Target): Add adjust_elf_header and
4788 do_adjust_elf_header.
4789 * output.cc (Output_file_header:: do_sized_write): Call target
4790 adjust_elf_header routine.
4791 * configure.tgt: Set targ_osabi.
4792 * configure.ac: Define GOLD_DEFAULT_OSABI.
4793 * parameters.cc (Parameters::default_target): Pass
4794 GOLD_DEFAULT_OSABI to select_target.
4795 * target-select.h (class Target_selector): Make instantiate_target
4796 protected rather than private.
4797 * Makefile.am (HFILES): Add freebsd.h.
4798 * configure, Makefile.in, config.in: Rebuild.
4800 * merge.cc (do_add_input_section): Correct pend value. Change
4801 message about last entry not being null terminated from error to
4804 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4806 * incremental.cc: New file.
4807 * Makefile.am (CCFILES): Add incremental.cc.
4808 * Makefile.in: Rebuild.
4810 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4812 * layout.cc (Layout::output_section_name): Preserve names
4813 of '.note.' sections.
4815 2009-03-19 Ian Lance Taylor <iant@google.com>
4817 * descriptors.cc (Descriptors::open): Check that the options are
4818 valid before using them.
4820 2009-03-18 Ian Lance Taylor <iant@google.com>
4822 * script-sections.h: Include <list>.
4823 (class Script_sections): Change Sections_elements from std::vector
4824 to std::list. Typedef public Elements_iterator. Add
4825 orphan_section_placement_, data_segment_align_start_, and
4826 saw_data_segment_align_ fields. Remove data_segment_align_index_
4828 * script-sections.cc (class Orphan_section_placement): New class.
4829 (class Sections_element): Add virtual functions is_relro and
4830 orphan_section_init. Remove virtual function place_orphan_here.
4831 (class Output_section_definition): Add is_relro and
4832 orphan_section_init. Remove place_orphan_here.
4833 (class Orphan_output_section): Likewise.
4834 (Script_sections::Script_sections): Update for field changes.
4835 (Script_sections::data_segment_align): Set saw_data_segment_align_
4836 and data_segment_align_start_, not data_segment_align_index.
4837 (Script_sections::data_segment_relro_end): Check
4838 saw_data_segment_align_. Use data_segment_align_start_ rather
4839 than data_segment_align_index_.
4840 (Script_sections::place_orphan): Rewrite to use
4841 Orphan_section_placement.
4843 2009-03-17 Ian Lance Taylor <iant@google.com>
4845 * archive.cc (Archive::add_symbols): Check for a version attached
4846 to the symbol name in the archive map.
4847 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4848 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4849 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4850 (ver_test_11.a): New target.
4851 * testsuite/Makefile.in: Rebuild.
4853 * configure.ac: Check for chsize and posix_fallocate. Replace
4855 * ftruncate.c: New file, from gnulib.
4856 * output.cc (posix_fallocate): Define dummy version if not
4857 HAVE_POSIX_FALLOCATE.
4858 (Output_file::map): Call posix_fallocate rather than lseek and
4860 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4861 * configure, Makefile.in, config.in: Rebuild.
4863 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4865 * layout.h (Layout::create_note): Add section_name parameter.
4866 * layout.cc (Layout::create_note): Likewise.
4867 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4869 2009-03-17 Ian Lance Taylor <iant@google.com>
4871 * descriptors.cc: Include "options.h".
4872 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4873 (Descriptors::open): Always use O_CLOEXEC when opening a new
4874 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4875 then set FD_CLOEXEC.
4877 * sparc.cc (class Target_sparc): Add has_got_section.
4878 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4879 make sure we have a GOT section.
4881 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4882 (Target_sparc::Scan::local): Likewise.
4883 (Target_sparc::Scan::global): Likewise.
4884 (Target_sparc::Relocate::relocate): Likewise.
4885 (Target_sparc::Relocate::relocate_tls): Likewise.
4887 * symtab.cc (Symbol_table::define_default_version): New function,
4888 broken out of add_from_object.
4889 (Symbol_table::add_from_object): Call define_default_version.
4890 (Symbol_table::define_special_symbol): Add resolve_oldsym
4891 parameter. Change all callers. If the version for a symbol comes
4892 from a version script, resolve it with the symbol with the same
4893 name with no version. Also add the symbol without a version if
4895 (do_define_in_output_data): If resolving with oldsym, don't delete
4897 (do_define_in_output_segment): Likewise.
4898 (do_define_as_constant): Likewise.
4899 * symtab.h (class Symbol_table): Update declarations.
4901 2009-03-13 Ian Lance Taylor <iant@google.com>
4903 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4904 (Read_symbols::requeue): New function.
4905 (Read_symbols::do_read_symbols): If make_elf_object fails because
4906 the target type is not configured, and the file was searched for,
4907 issue a warning and retry with the next directory.
4908 (Add_symbols::run): If the file has an incompatible format, and
4909 it was searched for, requeue the Read_symbols task. On error,
4911 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4912 dirindex parameter to constructor. Change all callers. Declare
4913 incompatible_warning and requeue.
4914 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4915 input_argument_ and input_group_ fields. Add them to
4916 constructor. Change all callers.
4917 (class Read_script): Add dirindex_ field. Add it to constructor.
4919 * archive.cc (Archive::setup): Remove input_objects parameter.
4921 (Archive::get_file_and_offset): Likewise.
4922 (Archive::read_all_symbols): Likewise.
4923 (Archive::read_symbols): Likewise.
4924 (Archive::get_elf_object_for_member): Remove input_objects
4925 parameter. Add punconfigured parameter. Change all callers.
4926 (Archive::add_symbols): Change return type to bool. Check return
4927 value of include_member.
4928 (Archive::include_all_members): Likewise.
4929 (Archive::include_member): Change return type to bool. Return
4930 false if first included object has incompatible target. Set
4931 included_member_ field.
4932 (Add_archive_symbols::run): If add_symbols returns false, requeue
4934 * archive.h (class Archive): Add included_member_ field.
4935 Initialize it in constructor. Add input_file and searched_for
4936 methods. Update declarations.
4937 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4938 input_argument_ fields. Add them to constructor. Change all
4940 * script.cc: Include "target-select.h".
4941 (class Parser_closure): Add skip_on_incompatible_target_ and
4942 found_incompatible_target_ fields. Add
4943 skip_on_incompatible_target parameter to constructor. Change all
4944 callers. Add methods skip_on_incompatible_target,
4945 clear_skip_on_incompatible_target, found_incompatible_target, and
4946 set_found_incompatible_target.
4947 (read_input_script): Add dirindex parameter. Change all callers.
4948 If parser finds an incompatible target, requeue Read_symbols
4950 (script_set_symbol): Clear skip_on_incompatible_target in
4952 (script_add_assertion, script_parse_option): Likewise.
4953 (script_start_sections, script_add_phdr): Likewise.
4954 (script_check_output_format): New function.
4955 * script.h (read_input_script): Update declaration.
4956 * script-c.h (script_check_output_format): Declare.
4957 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4958 (ignore_cmd): Remove OUTPUT_FORMAT.
4959 * fileread.cc (Input_file::Input_file): Add explicit this.
4960 (Input_file::will_search_for): New function.
4961 (Input_file::open): Add pindex parameter. Change all callers.
4962 * fileread.h (class Input_file): Add input_file_argument method.
4963 Declare will_search_for. Update declarations.
4964 * object.cc (make_elf_object): Add punconfigured parameter.
4966 * object.h (class Object): Make input_file public. Add
4967 searched_for method.
4968 (make_elf_object): Update declaration.
4969 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4971 * dirsearch.h (class Dirsearch): Update declaration.
4972 * options.h (class General_options): Add --warn-search-mismatch.
4973 * parameters.cc (Parameters::is_compatible_target): New function.
4974 * parameters.h (class Parameters): Declare is_compatible_target.
4975 * workqueue.cc (Workqueue::add_blocker): New function.
4976 * workqueue.h (class Workqueue): Declare add_blocker.
4978 * fileread.cc (Input_file::open): Remove options parameter.
4980 (Input_file::open_binary): Likewise.
4981 * script.cc (read_input_script): Likewise.
4982 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4983 options parameter from constructor. Change all callers.
4984 (class Read_script): Likewise.
4985 * fileread.h (class Input_file): Update declarations.
4986 * script.h (read_input_script): Update declaration.
4988 2009-03-10 Nick Clifton <nickc@redhat.com>
4990 * po/es.po: New Spanish translation.
4992 2009-03-06 Cary Coutant <ccoutant@google.com>
4994 * options.cc (parse_short_option): Keep dash_z from registering itself.
4996 2009-03-03 Ian Lance Taylor <iant@google.com>
4999 * target-reloc.h (relocate_section): Pass output_section to
5001 * i386.cc (Target_i386::should_apply_static_reloc): Add
5002 output_section parameter. Change all callers.
5003 (Target_i386::Relocate::relocate): Add output_section parameter.
5004 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5005 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5006 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5007 * testsuite/two_file_shared.sh: New script.
5008 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5009 (check_DATA): Add two_file_shared.dbg.
5010 (two_file_shared.dbg): New target.
5011 * testsuite/Makefile.in: Rebuild.
5013 2009-03-01 Ian Lance Taylor <iant@google.com>
5015 * configure.ac: Check for byteswap.h.
5016 * configure: Rebuild.
5017 * config.in: Rebuild.
5019 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5021 * layout.cc (Layout::find_or_add_kept_section): New function.
5022 (Layout::add_comdat): Removed.
5023 * layout.h (struct Kept_section): Move out of class Layout.
5024 Remove trailing underscores from field names. Add group_sections
5025 field. Rename group_ field to is_group. Change all uses.
5026 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5027 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5028 comdat_groups_ field.
5029 (Sized_relobj::include_section_group): Use
5030 find_or_add_kept_section and Kept_section::group_sections.
5031 (Sized_relobj::include_linkonce_section): Likewise.
5032 * object.cc (class Sized_relobj): Don't define Comdat_group or
5033 Comdat_group_table. Remove find_comdat_group and
5034 add_comdat_group. Remove comdat_groups_ field.
5035 * plugin.cc (include_comdat_group): Use
5036 Layout::find_or_add_kept_section.
5038 2009-02-28 Ian Lance Taylor <iant@google.com>
5040 * README: --gc-sections and map files are now supported. Document
5041 some build requirements.
5044 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5045 relocatable link set the value of the section symbol to zero.
5046 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5047 relocatable link don't include the section address in the local
5050 2009-02-27 Ian Lance Taylor <iant@google.com>
5053 * options.h (class Search_directory): Add is_system_directory.
5054 (class General_options): Declare is_in_system_directory.
5055 * options.cc (get_relative_sysroot): Make static.
5056 (get_default_sysroot): Make static.
5057 (General_optoins::is_in_system_directory): New function.
5058 * fileread.cc (Input_file::is_in_system_directory): New function.
5059 * fileread.h (class Input_file): Declare is_in_system_directory.
5060 * object.h (class Object): Add is_in_system_directory.
5061 (class Input_objects): Remove system_library_directory_ field.
5062 * object.cc (Input_objects::add_object): Don't set
5063 system_library_directory_.
5064 (input_objects::found_in_system_library_directory): Remove.
5065 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5066 parameter. Change all callers.
5067 (Symbol_table::sized_write_globals): Likewise.
5068 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5069 Call Object::is_in_system_directory.
5070 * symtab.h (class Symbol_table): Update declarations.
5073 * descriptors.h (Open_descriptor): Add is_on_stack field.
5074 * descriptors.cc (Descriptors::open): If the descriptor is on the
5075 top of the stack, remove it. Initialize is_on_stack field.
5076 (Descriptors::release): Only add pod to stack if it is not on the
5078 (Descriptors::close_some_descriptor): Clear stack_next and
5082 * output.cc (Output_section::find_starting_output_address): Rename
5083 from starting_output_address; add PADDR parameter; change return
5085 * output.h (class Output_section): Declare
5086 find_starting_output_address instead of starting_output_address.
5087 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5088 section symbol for which we can't find a merge section.
5091 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5092 hidden or internal, force the symbol to be local.
5093 * resolve.cc (Symbol::override_visibility): Define.
5094 (Symbol::override_base): Use override_visibility.
5095 (Symbol_table::resolve): Likewise.
5096 (Symbol::override_base_with_special): Likewise.
5097 (Symbol_table::override_with_special): If the visibility is hidden
5098 or internal, force the symbol to be local.
5099 * symtab.h (class Symbol): Add set_visibility and
5100 override_visibility.
5101 * testsuite/ver_test_1.sh: New file.
5102 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5103 (check_DATA): Add ver_test_1.syms.
5104 (ver_test_1.syms): New target.
5105 * testsuite/Makefile.in: Rebuild.
5107 2009-02-25 Cary Coutant <ccoutant@google.com>
5109 * layout.cc (Layout::choose_output_section): Don't rename sections
5110 when using a linker script that has a SECTIONS clause.
5111 * Makefile.in: Regenerate.
5113 * testsuite/Makefile.am (script_test_5.sh): New test case.
5114 * testsuite/Makefile.in: Regenerate.
5115 * testsuite/script_test_5.cc: New file.
5116 * testsuite/script_test_5.sh: New file.
5117 * testsuite/script_test_5.t: New file.
5119 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5121 * archive.cc (Archive::include_member): Update calls to add_symbols.
5122 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5123 the Layout argument.
5124 * dynobj.h (do_add_symbols): Add the Layout argument.
5125 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5127 * object.h (Object::add_symbols): Add the Layout argument.
5128 (Object::do_add_symbols): Add the Layout argument.
5129 (Sized_relobj::do_add_symbols): Add the Layout argument.
5130 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5131 Unify the two versions.
5132 (Add_plugin_symbols): Remove.
5133 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5134 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5135 (Add_plugin_symbols): Remove.
5136 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5137 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5138 (Add_symbols::run): Make it work with Pulginobj.
5140 2009-02-06 Ian Lance Taylor <iant@google.com>
5142 * object.cc (Sized_relobj::do_layout): Make info message start
5143 with lower case letter.
5145 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5147 * binary.cc: Fix file comment.
5149 * options.h (enum Incremental_disposition): Define.
5150 (class General_options): Add new options: --incremental,
5151 --incremental_changed, --incremental_unchanged,
5152 --incremental_unknown. Add incremental_disposition_ and
5153 implicit_incremental_ fields.
5154 (General_options::incremental_disposition): New function.
5155 (class Position_dependent_options): Add incremental_disposition
5157 (Position_dependent_options::copy_from_options): Set incremental
5159 * options.cc (General_options::parse_incremental_changed): New
5161 (General_options::parse_incremental_unchanged): New function.
5162 (General_options::parse_incremental_unknown): New function.
5163 (General_options::General_options): Initialize new fields
5164 incremental_disposition_ and implicit_incremental_.
5165 (General_options::finalize): Check for uasge of --incremental-*
5166 without --incremental.
5168 2009-02-06 Chris Demetriou <cgd@google.com>
5170 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5171 pointer and to report location as the file name associated with
5173 (gold_undefined_symbol_at_location): New function to replace the
5174 old gold_undefined_symbol functionality.
5175 * target-reloc.h (relocate_section): Update to use
5176 gold_undefined_symbol_at_location.
5177 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5178 Call gold_undefined_symbol function rather than gold_error.
5179 * errors.h (Errors::undefined_symbol): Take location as a
5180 string, rather than calculating it from a relocation.
5181 * errors.cc (Errors::fatal): Print "fatal error:" before the
5183 (Errors::error, Errors::error_at_location): Print "error: "
5184 before the formatted message.
5185 (Errors::undefined_symbol): Take location as a string, rather
5186 than calculating it from a relocation.
5187 (gold_undefined_symbol_at_location): New function akin to
5188 old gold_undefined_symbol, calculates location from relocation.
5189 (gold_undefined_symbol): Change to take only a Symbol pointer
5190 and to report location as the file name associated with the symbol.
5191 * testsuite/debug_msg.sh: Update for changed error messages.
5192 * testsuite/undef_symbol.sh: Likewise.
5194 2009-02-04 Duncan Sands <baldrick@free.fr>
5197 * reduced_debug_output.h
5198 (Output_reduced_debug_abbrev_section::failed): Use format for
5200 (Output_reduced_debug_info_section::faild): Likewise.
5202 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5204 * script.cc (Lazy_demangler): New class.
5205 (Version_script_info::get_symbol_version_helper): Demangle a
5208 2009-01-29 Cary Coutant <ccoutant@google.com>
5210 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5212 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5214 2009-01-28 Ian Lance Taylor <iant@google.com>
5216 * version.cc (version_string): Bump to 1.9.
5218 * gold.h: Include <cstring> and <stdint.h>.
5219 * version.cc: Include <cstdio>.
5220 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5222 * reduced_debug_output.cc (insert_into_vector): Rename from
5223 Insert_into_vector; change all callers. Use Swap_unaligned to
5224 avoid aliasing issue; remove union since it is unnecessary.
5226 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5228 * Makefile.am (CCFILES): Add gc.cc.
5230 * Makefile.in: Regenerate.
5231 * gold.cc (Gc_runner): New class.
5232 (queue_initial_tasks): Call garbage collection related tasks
5233 when corresponding options are invoked.
5234 (queue_middle_gc_tasks): New function.
5235 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5236 processed early before laying out sections during garbage collection.
5237 * gold.h (queue_middle_gc_tasks): New function.
5238 (is_prefix_of): Move from "layout.cc".
5239 * i386.cc (Target_i386::gc_process_relocs): New function.
5240 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5241 * main.cc (main): Create object of class "Garbage_collection".
5242 * object.cc (Relobj::copy_symbols_data): New function.
5243 (Relobj::is_section_name_included): New function.
5244 (Sized_relobj::do_layout): Allow this function to be called twice
5245 during garbage collection and defer layout of section during the
5247 * object.h (Relobj::get_symbols_data): New function.
5248 (Relobj::is_section_name_included): New function.
5249 (Relobj::copy_symbols_data): New function.
5250 (Relobj::set_symbols_data): New function.
5251 (Relobj::get_relocs_data): New function.
5252 (Relobj::set_relocs_data): New function.
5253 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5254 (Relobj::gc_process_relocs): New function.
5255 (Relobj::do_gc_process_relocs): New pure virtual function.
5256 (Relobj::sd_): New data member.
5257 (Sized_relobj::is_output_section_offset_invalid): New function.
5258 (Sized_relobj::do_gc_process_relocs): New function.
5259 * options.h (General_options::gc_sections): Modify to not be a no-op.
5260 (General_options::print_gc_sections): New option.
5261 * plugin.cc (Plugin_finish::run): Remove function call to
5262 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5263 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5264 * reloc.cc (Read_relocs::run): Add task to process relocs and
5265 determine unreferenced sections when doing garbage collection.
5266 (Gc_process_relocs): New class.
5267 (Sized_relobj::do_gc_process_relocs): New function.
5268 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5269 sections that are garbage collected.
5270 * reloc.h (Gc_process_relocs): New class.
5271 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5272 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5273 symbols whose corresponding sections are garbage collected.
5274 (Symbol_table::Symbol_table): Add new parameter for the garbage
5276 (Symbol_table::gc_mark_undef_symbols): New function.
5277 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5278 (Symbol_table::gc_mark_dyn_syms): New function.
5279 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5281 (Symbol_table::add_from_object): Likewise.
5282 (Symbol_table::add_from_relobj): When building shared objects, do not
5283 treat externally visible symbols as garbage.
5284 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5285 table information for static and relocatable links.
5286 * symtab.h (Symbol_table::set_gc): New function.
5287 (Symbol_table::gc): New function.
5288 (Symbol_table::gc_mark_undef_symbols): New function.
5289 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5290 (Symbol_table::gc_mark_dyn_syms): New function.
5291 (Symbol_table::gc_): New data member.
5292 * target.h (Sized_target::gc_process_relocs): New pure virtual
5294 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5295 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5297 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5299 * options.h (General_options::gc_sections): Define as a no-op for now.
5300 (General_options::no_keep_memory): Ditto.
5301 (General_options::Bshareable): Define.
5302 * options.cc (General_options::finalize): Honor -Bshareable.
5304 2009-01-20 Andreas Schwab <schwab@suse.de>
5306 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5307 read the value in the contents, since we don't use it. Use the
5308 template endianness when writing.
5309 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5311 2009-01-19 Andreas Schwab <schwab@suse.de>
5313 * configure.tgt (powerpc64-*): Fix targ_obj.
5315 2009-01-15 Ian Lance Taylor <iant@google.com>
5317 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5318 local symbols when stripping all symbols.
5320 2009-01-14 Cary Coutant <ccoutant@google.com>
5322 * output.cc (Output_reloc): Add explicit instantiations.
5324 2009-01-14 Cary Coutant <ccoutant@google.com>
5326 * archive.cc (Archive::get_elf_object_for_member): Remove call
5327 to File_read::claim_for_plugin.
5328 * descriptors.cc (Descriptors::open): Remove reference to
5330 (Descriptors::claim_for_plugin): Remove.
5331 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5332 (Descriptors::is_claimed): Remove.
5333 (claim_descriptor_for_plugin): Remove.
5334 * fileread.cc (File_read::claim_for_plugin): Remove.
5335 * fileread.h (File_read::claim_for_plugin): Remove.
5336 (File_read::descriptor): Reopen descriptor if necessary.
5337 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5338 (Plugin_manager::all_symbols_read): Add task parameter. Change
5340 (Plugin_manager::get_input_file): New function.
5341 (Plugin_manager::release_input_file): New function.
5342 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5343 corresponding data member.
5344 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5345 and pass to base constructor. Change all callers.
5346 (get_input_file, release_input_file): New functions.
5347 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5348 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5349 (Plugin_manager::all_symbols_read): Add task parameter.
5350 (Plugin_manager::get_input_file): New function.
5351 (Plugin_manager::release_input_file): New function.
5352 (Plugin_manager::task_): New data member.
5353 (Pluginobj::Pluginobj): Add filesize parameter.
5354 (Pluginobj::filename): New function.
5355 (Pluginobj::descriptor): New function.
5356 (Pluginobj::filesize): New function.
5357 (Pluginobj::filesize_): New data member.
5358 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5359 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5360 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5362 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5363 with archive libraries.
5364 * testsuite/Makefile.in: Regenerate.
5365 * testsuite/plugin_test.c (struct sym_info): New type.
5366 (get_input_file, release_input_file): New static variables.
5367 (onload): Capture new transfer vector entries.
5368 (claim_file_hook): Stop reading at end of file according to filesize.
5369 Factor out parsing of readelf output into separate function.
5370 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5371 APIs and get the source file name from the symbol table. Convert
5372 source file name to corresponding object file name. Print info
5373 message when adding new input files.
5374 (parse_readelf_line): New function.
5375 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5376 * testsuite/plugin_test_2.sh: Likewise.
5377 * testsuite/plugin_test_3.sh: Likewise.
5378 * testsuite/plugin_test_4.sh: New test case.
5380 2009-01-07 Ian Lance Taylor <iant@google.com>
5382 * version.cc (version_string): Bump to 1.8.
5384 2008-12-23 Cary Coutant <ccoutant@google.com>
5386 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5387 * plugin.cc (Plugin_manager::finish): Rename as
5388 layout_deferred_objects. Move cleanup to separate function.
5389 (Plugin_manager::cleanup): New function.
5390 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5392 * plugin.h (Plugin_manager::finish): Rename as
5393 layout_deferred_objects.
5394 (Plugin_manager::cleanup): New function.
5395 (Plugin_manager::cleanup_done): New field.
5397 2008-12-23 Cary Coutant <ccoutant@google.com>
5399 * plugin.cc (is_visible_from_outside): New function.
5400 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5401 so we don't return "IR only" status for exported symbols or -r links.
5403 * testsuite/Makefile.am (plugin_test_3): New test case.
5404 * testsuite/Makefile.in: Regenerate.
5405 * testsuite/plugin_test_3.sh: New file.
5407 2008-12-22 Cary Coutant <ccoutant@google.com>
5409 * object.cc (Sized_relobj::layout_section): New function.
5410 (Sized_relobj::do_layout): Defer layout of input sections until after
5411 plugin has provided replacement files.
5412 (Sized_relobj::do_layout_deferred_sections): New function.
5413 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5414 (Relobj::layout_deferred_sections): New function.
5415 (Relobj::do_layout_deferred_sections): New function.
5416 (Sized_relobj::do_layout_deferred_sections): New function.
5417 (Sized_relobj::layout_section): New function.
5418 (Sized_relobj::Deferred_layout): New structure.
5419 (Sized_relobj::deferred_layout_): New field.
5420 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5421 Change all callers. Layout deferred sections.
5422 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5424 (Plugin_hook::run): Move code from do_plugin_hook inline.
5425 (Plugin_hook::do_plugin_hook): Remove.
5426 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5427 (Plugin_manager::finish): Renamed, was cleanup.
5428 (Plugin_manager::should_defer_layout): New function.
5429 (Plugin_manager::add_deferred_layout_object): New function.
5430 (Plugin_manager::Deferred_layout_list): New type.
5431 (Plugin_manager::deferred_layout_objects_): New field.
5432 (Plugin_hook::do_plugin_hook): Remove.
5434 2008-12-17 Ian Lance Taylor <iant@google.com>
5436 * options.h (class General_options): Add --no case for
5439 2008-12-16 Cary Coutant <ccoutant@google.com>
5441 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5443 (Plugin_manager::claim_file): Create plugin object even if
5444 plugin did not call the add_symbols callback.
5445 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5446 asking for more symbols than were added.
5447 * testsuite/Makefile.am (plugin_test_1): Add test case with
5449 (empty.syms): New target.
5450 * testsuite/Makefile.in: Regenerate.
5451 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5452 message. Don't call add_symbols if no globals.
5453 (all_symbols_read_hook): Don't provide replacement for empty
5456 2008-12-12 Ian Lance Taylor <iant@google.com>
5458 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5459 r_type == 0 for a local symbol with r_sym == 0.
5460 (scan_relocatable_relocs): Pass r_sym to
5461 local_non_section_strategy.
5462 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5465 * configure.ac: Update test for TLS descriptors: they are
5466 supported as of glibc 2.9.
5467 * configure: Rebuild.
5469 2008-12-11 Ian Lance Taylor <iant@google.com>
5472 * target-reloc.h (Default_scan_relocatable_relocs): For each
5473 function, map r_type == 0 to RELOC_DISCARD.
5475 2008-12-10 Cary Coutant <ccoutant@google.com>
5477 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5478 object to override a kept COMDAT group from a plugin object.
5480 2008-12-09 Ian Lance Taylor <iant@google.com>
5483 * yyscript.y (file_cmd): Handle INPUT.
5485 * testsuite/initpri1.c: Change all declarations to be full
5486 prototypes by adding void, to avoid compiler warnings.
5488 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5490 * options.cc (General_options::parse_plugin_opt): New.
5491 (General_options::add_plugin): The argument now is just the filename.
5492 (General_options::add_plugin_option): New.
5493 * options.h (plugin_opt): New.
5494 (add_plugin): Change argument name.
5495 (add_plugin_option): New.
5496 * plugin.cc (Plugin::load): Don't parse the plugin option.
5497 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5498 (Plugin::add_option): New.
5499 (Plugin::args_): Change type.
5500 (Plugin::filename_): New.
5501 (Plugin_manager::add_plugin_option): New.
5502 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5503 * testsuite/Makefile.in: Regenerate.
5505 2008-12-05 Cary Coutant <ccoutant@google.com>
5507 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5508 Handle --strip-lto-sections option.
5509 * options.h (strip_lto_sections): New option.
5511 2008-12-01 Cary Coutant <ccoutant@google.com>
5513 * plugin.cc (ld_plugin_message): Change format parameter to const.
5514 Fix mismatch between new[] and delete.
5516 2008-11-14 Cary Coutant <ccoutant@google.com>
5518 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5521 2008-11-05 Craig Silverstein <csilvers@google.com>
5523 * options.cc (General_options::parse_dynamic_list): New function.
5524 * options.h (General_options): New flags dynamic_list,
5525 dynamic_list_data, dynamic_list_cpp_new, and
5526 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5527 (General_options::in_dynamic_list): New function.
5528 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5529 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5530 (Lex::can_continue_name): Likewise.
5532 (read_script_file): New parameter script_options.
5533 (read_dynamic_list): New function.
5534 (Script_options::define_dynamic_list): New function.
5535 (dynamic_list_keyword_parsecodes): New variable.
5536 (dynamic_list_keywords): New variable.
5537 * script.h (Script_options::define_dynamic_list): New function
5539 (read_dynamic_list): New function prototype.
5540 * symtab.cc (strprefix): New macro.
5541 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5542 dynamic_list_data, dynamic_list_cpp_new, and
5543 dynamic_list_cpp_typeinfo.
5544 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5545 (dynamic_list_expr): New rule.
5546 (dynamic_list_nodes): Likewise.
5547 (dynamic_list_node): Likewise.
5548 * testsuite/Makefile.am (dynamic_list): New test.
5549 * testsuite/Makefile.in: Regenerated.
5550 * testsuite/dynamic_list.t: New file.
5551 * testsuite/dynamic_list.sh: New file.
5553 2008-11-05 Craig Silverstein <csilvers@google.com>
5555 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5556 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5557 (t11_last): Likewise.
5558 * testsuite/ver_test_6.c (main): Likewise.
5560 2008-10-07 Cary Coutant <ccoutant@google.com>
5562 * options.c (General_options::finalize): Add check for -static and
5564 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5567 2008-10-02 Cary Coutant <ccoutant@google.com>
5569 * plugin.cc (make_sized_plugin_object): Fix conditional
5570 compilation to work when not all targets are enabled.
5572 2008-09-29 Cary Coutant <ccoutant@google.com>
5574 * archive.cc (Archive::get_file_and_offset): Use filename instead
5575 of name to get library path.
5576 (Archive::include_member): Unlock external member of a thin archive.
5578 * testsuite/Makefile.am (TEST_AR): New variable.
5579 (thin_archive_test_1): New test.
5580 (thin_archive_test_2): New test.
5581 * testsuite/Makefile.in: Regenerate.
5582 * testsuite/thin_archive_main.cc: New file.
5583 * testsuite/thin_archive_test_1.cc: New file.
5584 * testsuite/thin_archive_test_2.cc: New file.
5585 * testsuite/thin_archive_test_3.cc: New file.
5586 * testsuite/thin_archive_test_4.cc: New file.
5588 2008-09-29 Cary Coutant <ccoutant@google.com>
5590 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5591 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5593 (Sized_relobj::do_finalize_local_symbols): Likewise.
5594 (Sized_relobj::map_to_kept_section): Likewise.
5595 * object.h (Sized_relobj::invalid_address): New constant.
5596 (Sized_relobj::do_output_section_offset): Check for invalid_address
5598 * output.cc (Output_reloc::local_section_offset): Use constant
5599 invalid_address instead of -1U.
5600 (Output_reloc::get_address): Likewise.
5601 (Output_section::output_address): Change -1U to -1ULL.
5602 * output.h (Output_reloc::invalid_address): New constant.
5603 * reloc.cc (Sized_relobj::write_sections): Use constant
5604 invalid_address instead of -1U.
5605 (Sized_relobj::relocate_sections): Likewise.
5606 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5607 values for merge sections.
5608 * target-reloc.h (relocate_for_relocatable): Use constant
5609 invalid_address instead of -1U.
5611 2008-09-19 Cary Coutant <ccoutant@google.com>
5613 Add plugin functionality for link-time optimization (LTO).
5614 * configure.ac (plugins): Add --enable-plugins option.
5615 * configure: Regenerate.
5616 * config.in: Regenerate.
5617 * Makefile.am (LIBDL): New variable.
5618 (CCFILES): Add plugin.cc.
5619 (HFILES): Add plugin.h.
5620 (ldadd_var): Add LIBDL.
5621 * Makefile.in: Regenerate.
5623 * archive.cc: Include "plugin.h".
5624 (Archive::setup): Don't preread archive symbols when using a plugin.
5625 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5626 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5628 (Archive::include_member): Add symbols from plugin objects.
5629 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5630 * descriptors.cc (Descriptors::open): Check for file descriptors
5631 abandoned by plugins.
5632 (Descriptors::claim_for_plugin): New function.
5633 * descriptors.h (Descriptors::claim_for_plugin): New function.
5634 (Open_descriptor::is_claimed): New field.
5635 (claim_descriptor_for_plugin): New function.
5636 * fileread.cc (File_read::claim_for_plugin): New function.
5637 * fileread.h (File_read::claim_for_plugin): New function.
5638 (File_read::descriptor): New function.
5639 * gold.cc: Include "plugin.h".
5640 (queue_initial_tasks): Add task to call plugin hooks for generating
5642 * main.cc: Include "plugin.h".
5643 (main): Load plugin libraries.
5644 * object.h (Pluginobj): Declare.
5645 (Object::pluginobj): New function.
5646 (Object::do_pluginobj): New function.
5647 (Object::set_target): New function.
5648 * options.cc: Include "plugin.h".
5649 (General_options::parse_plugin): New function.
5650 (General_options::General_options): Initialize plugins_ field.
5651 (General_options::add_plugin): New function.
5652 * options.h (Plugin_manager): Declare.
5653 (General_options): Add --plugin option.
5654 (General_options::has_plugins): New function.
5655 (General_options::plugins): New function.
5656 (General_options::add_plugin): New function.
5657 (General_options::plugins_): New field.
5658 * plugin.cc: New file.
5659 * plugin.h: New file.
5660 * readsyms.cc: Include "plugin.h".
5661 (Read_symbols::do_read_symbols): Check for archive before checking
5662 for ELF file. Call plugin hooks to claim files.
5663 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5664 from a real object file; force override when processing replacement
5666 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5667 (Symbol::init_base_object): Likewise.
5668 (Symbol::init_base_output_data): Likewise.
5669 (Symbol::init_base_output_segment): Likewise.
5670 (Symbol::init_base_constant): Likewise.
5671 (Symbol::init_base_undefined): Likewise.
5672 (Symbol::output_section): Assert that object is not a plugin.
5673 (Symbol_table::add_from_pluginobj): New function.
5674 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5676 (Symbol_table::sized_write_globals): Likewise.
5677 (Symbol_table::add_from_pluginobj): Instantiate template.
5678 * symtab.h (Sized_pluginobj): Declare.
5679 (Symbol::in_real_elf): New function.
5680 (Symbol::set_in_real_elf): New function.
5681 (Symbol::in_real_elf_): New field.
5682 (Symbol_table::add_from_pluginobj): New function.
5684 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5685 (LIBDL): New variable.
5687 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5688 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5689 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5690 (MOSTLYCLEANFILES): Likewise.
5691 * testsuite/Makefile.in: Regenerate.
5692 * testsuite/plugin_test.c: New file.
5693 * testsuite/plugin_test_1.sh: New file.
5694 * testsuite/plugin_test_2.sh: New file.
5696 2008-09-16 Ian Lance Taylor <iant@google.com>
5698 * target-reloc.h (relocate_section): Check whether a symbol is
5699 defined by the ABI before reporting an undefined symbol error.
5700 * target.h (Target::is_defined_by_abi): Make parameter const.
5701 (Target::do_is_defined_by_abi): Likewise.
5702 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5703 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5704 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5705 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5706 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5707 * testsuite/Makefile.in: Rebuild.
5709 * fileread.cc (make_view): Add casts to avoid warning.
5711 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5713 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5714 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5716 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5718 * options.h (General_options::output_is_executable): New.
5719 (General_options::output_is_pie): New.
5720 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5721 for shared libraries.
5722 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5724 2008-09-11 Chris Demetriou <cgd@google.com>
5726 * options.h (origin): New -z option.
5727 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5728 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5731 2008-09-05 Cary Coutant <ccoutant@google.com>
5733 * fileread.cc (File_read::make_view): Add check for attempt to map
5736 2008-09-05 Cary Coutant <ccoutant@google.com>
5738 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5739 explicit instantiations.
5741 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5744 * options.cc (General_options::finalize): Allow undefined symbols
5745 in shlibs if linking -shared.
5748 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5749 symbols as not needing a dynsym entry.
5751 2008-08-20 Craig Silverstein <csilvers@google.com>
5753 * fileread.cc (File_read::open): Do not lock the file unless it
5754 was successfully opened.
5756 2008-08-14 Cary Coutant <ccoutant@google.com>
5758 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5759 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5760 * testsuite/tls_test.cc (struct int128): 128-bit struct
5761 for testing TLS relocs with non-zero addend.
5762 (v12): New TLS variable.
5764 (t_last): Add check for v12.
5765 * testsuite/tls_test.h (t12): New function.
5766 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5768 2008-08-13 Ian Lance Taylor <iant@google.com>
5770 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5771 set tls_segment_ or relro_segment_.
5772 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5774 * output.h (Output_section::clear_is_relro): New function.
5775 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5776 sections specially even when output_data_ is empty.
5777 (Output_segment::maximum_alignment): When first section is relro,
5778 only force alignment for PT_LOAD segments.
5779 * script.cc (script_data_segment_align): New function.
5780 (script_data_segment_relro_end): New function.
5781 * script-c.h (script_data_segment_align): Declare.
5782 (script_data_segment_relro_end): Declare.
5783 * script-sections.h (class Script_sections): Declare
5784 data_segment_align and data_segment_relro_end. Add fields
5785 segment_align_index_ and saw_relro_end_.
5786 * script-sections.cc (class Sections_element): Add set_is_relro
5787 virtual function. Add new bool* parameter to place_orphan_here.
5788 Add get_output_section virtual function.
5789 (class Output_section_definition): Add set_is_relro. Add new
5790 bool* parameter to place_orphan_here. Add get_output_section.
5791 Add is_relro_ field.
5792 (Output_section_definition::Output_section_definition): Initialize
5793 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5794 and is_relro_ fields.
5795 (Output_section_definition::place_orphan_here): Add is_relro
5797 (Output_section_definition::set_section_addresses): Set relro for
5799 (Output_section_definition::alternate_constraint): Likewise.
5800 (class Orphan_output_section): Add new bool* parameter to
5801 place_orphan_here. Add get_output_section.
5802 (Orphan_output_section::place_orphan_here): Add is_relro
5804 (Script_sections::Script_sections): Initialize
5805 data_segment_align_index_ and saw_relro_end_.
5806 (Script_sections::data_segment_align): New function.
5807 (Script_sections::data_segment_relro_end): New function.
5808 (Script_sections::place_orphan): Set or clear is_relro.
5809 (Script_sections::set_section_addresses): Force alignment of first
5811 * yyscript.y (exp): Call script_data_segment_align and
5812 script_data_segment_relro_end.
5813 * testsuite/relro_script_test.t: New file.
5814 * testsuite/relro_test.cc (using_script): Declare.
5815 (t1, t2): Test using_script.
5816 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5817 (relro_script_test_SOURCES): Define.
5818 (relro_script_test_DEPENDENCIES): Define.
5819 (relro_script_test_LDFLAGS): Define.
5820 (relro_script_test_LDADD): Define.
5821 (relro_script_test.so): New target.
5822 * testsuite/Makefile.in: Rebuild.
5824 2008-08-06 Cary Coutant <ccoutant@google.com>
5826 * archive.cc (Archive::total_archives, Archive::total_members)
5827 (Archive::total_members_loaded): New variables.
5828 (Archive::setup): Add parameter. Add option to preread
5830 (Archive::read_armap): Add counter.
5831 (Archive::get_file_and_offset): New function.
5832 (Archive::get_elf_object_for_member): New function.
5833 (Archive::read_all_symbols): New function.
5834 (Archive::read_symbols): New function.
5835 (Archive::add_symbols): Add counters.
5836 (Archive::include_all_members): Use armap to find members if it's
5838 (Archive::include_member): Skip reading symbols if already read.
5839 Factored code into Archive::get_file_and_offset and
5840 Archive::get_elf_object_for_member. Changed call to
5841 Mapfile::report_include_archive_member.
5842 (Archive::print_stats): New function.
5843 * archive.h: Declare Object and Read_symbols_data classes.
5844 (Archive::Archive): Add initializers for new members.
5845 (Archive::setup): Add parameter.
5846 (Archive::print_stats): New function.
5847 (Archive::total_archives, Archive::total_members)
5848 (Archive::total_members_loaded): New variables.
5849 (Archive::get_file_and_offset): New function.
5850 (Archive::get_elf_object_for_member): New function.
5851 (Archive::read_all_symbols): New function.
5852 (Archive::read_symbols): New function.
5853 (Archive::Archive_member): New class.
5854 (Archive::members_): New member.
5855 (Archive::num_members_): New member.
5856 * main.cc: Include archive.h.
5857 (main): Call Archive::print_stats.
5858 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5859 archive parameter; member_name is now the fully-decorated name.
5860 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5861 * options.h: (General_options): Add --preread-archive-symbols option.
5862 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5865 2008-08-04 Ian Lance Taylor <iant@google.com>
5867 * symtab.h (Symbol::use_plt_offset): New function.
5868 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5869 * powerpc.cc (Relocate::relocate): Likewise.
5870 * sparc.cc (Relocate::relocate): Likewise.
5871 * x86_64.cc (Relocate::relocate): Likewise.
5872 * testsuite/weak_plt.sh: New test.
5873 * testsuite/weak_plt_main.cc: New test.
5874 * testsuite/weak_plt_shared.cc: New test.
5875 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5876 (check_PROGRAMS): Add weak_plt.
5877 (check_DATA): Add weak_plt_shared.so.
5878 (weak_plt_main_pic.o, weak_plt): New targets.
5879 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5880 * testsuite/Makefile.in: Rebuild.
5882 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5884 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5885 * testsuite/Makefile.in: Rebuild.
5887 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5889 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5890 * Makefile.in: Regenerate.
5891 * po/POTFILES.in: Regenerate.
5893 2008-07-29 Ian Lance Taylor <iant@google.com>
5895 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5896 symbols before other symbols.
5897 * testsuite/script_test_2.cc (test_addr): Declare.
5898 (test_addr_alias): Declare.
5899 (main): Check that test_addr and test_addr_alias have the right
5901 * testsuite/script_test_2.t: Define test_addr_alias and
5904 2008-07-24 Ian Lance Taylor <iant@google.com>
5907 * descriptors.cc: New file.
5908 * descriptors.h: New file.
5909 * gold-threads.h (class Hold_optional_lock): New class.
5910 * fileread.cc: Include "descriptors.h".
5911 (File_read::~File_read): Release descriptor rather than closing
5913 (File_read::open) [file]: Call open_descriptor rather than open.
5914 Set is_descriptor_opened_.
5915 (File_read::open) [memory]: Assert that descriptor is not open.
5916 (File_read::reopen_descriptor): New function.
5917 (File_read::release): Release descriptor.
5918 (File_read::do_read): Make non-const. Reopen descriptor.
5919 (File_read::read): Make non-const.
5920 (File_read::make_view): Reopen descriptor.
5921 (File_read::do_readv): Likewise.
5922 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5923 Update declarations.
5924 * layout.cc: Include "descriptors.h".
5925 (Layout::create_build_id): Use open_descriptor rather than open.
5926 * output.cc: Include "descriptors.h".
5927 (Output_file::open): Use open_descriptor rather than open.
5928 * archive.cc (Archive::const_iterator): Change Archive to be
5930 (Archive::begin, Archive::end): Make non-const.
5931 (Archive::count_members): Likewise.
5932 * archive.h (class Archive): Update declarations.
5933 * object.h (Object::read): Make non-const.
5934 * Makefile.am (CCFILES): Add descriptors.cc.
5935 (HFILES): Add descriptors.h.
5936 * Makefile.in: Rebuild.
5939 * gold.h: Always include <clocale>. Add Solaris workarounds
5940 following code in binutils/sysdep.h.
5943 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5944 this->eh_frame_hdr_ is NULL before using it.
5946 * dynobj.cc (Versions::Versions): Update comment.
5948 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5949 the base version name.
5951 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5952 array size plus one.
5953 (Stringpool_template::set_string_offsets): Subtract one from key
5954 before using it as an array index.
5955 (Stringpool_template::get_offset_with_length): Likewise.
5956 (Stringpool_template::write_to_buffer): Likewise.
5957 * stringpool.h (Stringpool_template::get_offset_from_key):
5960 2008-07-23 Ian Lance Taylor <iant@google.com>
5963 * object.h (Merged_symbol_value::value): Do our best to handle a
5967 * script.cc (Version_script_info::get_versions): Don't add empty
5968 version tag to return value.
5969 (Version_script_info::get_symbol_version_helper): Change return
5970 type to bool. Add pversion parameter. Change all callers.
5971 (script_register_vers_node): Don't require a non-NULL tag.
5972 * script.h (class Version_script_info): Update declarations.
5973 (Version_script_info::get_symbol_version): Change return type to
5974 bool. Add version parameter. Change all callers.
5975 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5976 handling. Handle an empty version from a version script.
5977 (Symbol_table::define_special_symbol): Likewise.
5978 * testsuite/ver_test_10.script: New file.
5979 * testsuite/ver_test_10.sh: New file.
5980 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5981 (check_DATA): Add ver_test_10.syms.
5982 (ver_test_10.syms, ver_test_10.so): New target.
5983 * testsuite/Makefile.in: Rebuild.
5985 2008-07-23 Simon Baldwin <simonb@google.com>
5987 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5988 to zero for undefined symbols from dynamic libraries.
5990 2008-07-23 Ian Lance Taylor <iant@google.com>
5992 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5994 * symtab.h (class Symbol_table): Update declaration.
5995 * testsuite/ver_test_9.cc: New file.
5996 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5997 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5998 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5999 (ver_test_9.so, ver_test_9.o): New targets.
6000 * testsuite/Makefile.in: Rebuild.
6002 2008-07-22 Ian Lance Taylor <iant@google.com>
6004 * options.h (class General_options): Define --check-sections.
6005 * layout.cc (Layout::set_segment_offsets): Handle
6008 * options.h (class General_options): Define -n/--nmagic and
6010 * options.cc (General_options::finalize): For -n/--nmagic or
6011 -N/--omagic, set -static.
6012 * layout.cc (Layout::attach_allocated_section_to_segment): If
6013 -N/--omagic, don't put read-only and read-write sections in
6015 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6016 finding a read-only segment.
6017 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6018 don't set the minimum segment alignment to the common page size,
6019 and don't set the file offset to the address modulo the page size.
6020 * script-sections.cc (Script_sections::create_segments): If
6021 -n/--omagic, don't put read-only and read-write sections in
6024 * cref.cc: New file.
6026 * options.h (class General_options): Add --print-symbol-counts.
6027 * main.cc (main): Issue defined symbol report if requested.
6028 * archive.cc (Archive::interpret_header): Make into a const member
6030 (Archive::add_symbols): Call Input_objects::archive_start and
6032 (Archive::const_iterator): Define new class.
6033 (Archive::begin, Archive::end): New functions.
6034 (Archive::include_all_members): Rewrite to use iterator.
6035 (Archive::count_members): New function.
6036 * archive.h (class Archive): Update declarations.
6037 (Archive::filename): New function.
6038 * object.cc: Include "cref.h".
6039 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6040 (Sized_relobj::do_get_global_symbol_counts): New function.
6041 (Input_objects::add_object): Add object to cross-referencer.
6042 (Input_objects::archive_start): New function.
6043 (Input_objects::archive_stop): New function.
6044 (Input_objects::print_symbol_counts): New function.
6045 * object.h: Declare Cref and Archive.
6046 (Object::get_global_symbol_counts): New function.
6047 (Object::do_get_global_symbol_counts): New pure virtual function.
6048 (class Sized_relobj): Add defined_count_ field. Update
6050 (class Input_objects): Add cref_ field. Update constructor.
6051 Update declarations.
6052 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6054 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6056 (Sized_dynobj::do_get_global_symbol_counts): New function.
6057 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6058 defined_count_. Update declarations. Define Symbols typedef.
6059 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6060 parameter. Change all callers.
6061 (Symbol_table::add_from_dynobj): Add sympointers and defined
6062 parameters. Change all callers.
6063 * symtab.h (class Symbol_table): Update declarations.
6064 * Makefile.am (CCFILES): Add cref.cc.
6065 (HFILES): Add cref.h.
6066 * Makefile.in: Rebuild.
6068 2008-07-22 Simon Baldwin <simonb@google.com>
6070 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6071 to zero when writing undefined symbols.
6073 2008-07-22 Ian Lance Taylor <iant@google.com>
6075 * output.cc (Output_section::add_input_section): Don't try to
6076 merge empty merge sections.
6078 2008-07-21 Craig Silverstein <csilvers@google.com>
6080 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6081 Include symbol version in error message.
6083 2008-07-20 Chris Demetriou <cgd@google.com>
6085 * configure.ac (gold_cv_c_random_seed): New configured variable.
6086 (RANDOM_SEED_CFLAGS): New substituted variable.
6087 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6088 * configure: Rebuild.
6089 * Makefile.in: Likewise.
6090 * testsuite/Makefile.in: Likewise.
6092 2008-07-18 Ian Lance Taylor <iant@google.com>
6094 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6095 where we see NAME/NULL and NAME/VERSION as separate symbols.
6096 * testsuite/ver_test_main.cc (main): Call t4.
6097 (t4, t4_2a): Define.
6098 * testsuite/ver_test_2.cc (t4_2): Define.
6099 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6100 * testsuite/ver_test_4.cc (t4_2a): Define.
6101 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6102 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6104 2008-07-17 Ian Lance Taylor <iant@google.com>
6106 * dynobj.cc (Versions::add_def): If we give an error about a
6107 missing version, go ahead and create the version anyhow.
6109 2008-07-10 Ian Lance Taylor <iant@google.com>
6111 Handle output sections with more than 0x7fffffff bytes.
6112 * object.h (class Relobj): Change map_to_output_ to
6113 output_sections_, and just keep a section pointer. Change all
6114 uses. Move comdat group support to Sized_relobj.
6115 (Relobj::is_section_specially_mapped): Remove.
6116 (Relobj::output_section): Remove poff parameter. Change all
6118 (Relobj::output_section_offset): New function.
6119 (Relobj::set_section_offset): Rewrite.
6120 (Relobj::map_to_output): Remove.
6121 (Relobj::output_sections): New function.
6122 (Relobj::do_output_section_offset): New pure virtual function.
6123 (Relobj::do_set_section_offset): Likewise.
6124 (class Sized_relobj): Add section_offsets_ field. Add comdat
6125 group support from Relobj. Update declarations.
6126 (Sized_relobj::get_output_section_offset): New function.
6127 (Sized_relobj::do_output_section_offset): New function.
6128 (Sized_relobj::do_set_section_offset): New function.
6129 * object.cc (Relobj::output_section_address): Remove.
6130 (Sized_relobj::Sized_relobj): Initialize new fields.
6131 (Sized_relobj::include_section_group): Cast find_kept_object to
6133 (Sized_relobj::include_linkonce_section): Likewise.
6134 (Sized_relobj::do_layout): Use separate arrays for output section
6136 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6138 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6139 output_sections and section_offsets.
6140 (Sized_relobj::write_local_symbols): Likewise.
6141 (map_to_kept_section): Compute output address directly.
6142 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6143 output_sections and section_offsets.
6144 (Sized_relobj::write_sections): Likewise.
6145 (Sized_relobj::relocate_sections): Likewise.
6146 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6147 * output.h (class Output_reloc): Update declarations. Change
6148 u2_.relobj to Sized_relobj*.
6149 (class Output_data_reloc): Change add functions to use
6151 * output.cc (Output_reloc::Output_reloc): Change relobj to
6153 (Output_reloc::local_section_offset): Change return type to
6154 Elf_Addr. Use get_output_section_offset.
6155 (Output_reloc::get_address): Likewise.
6156 (Output_section::is_input_address_mapped): Don't call
6157 is_section_specially_mapped.
6158 (Output_section::output_offset): Likewise.
6159 (Output_section::output_address): Likewise.
6160 (Output_section::starting_output_address): Likewise.
6161 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6162 parameter to Sized_relobj*.
6163 (Copy_relocs::need_copy_reloc): Likewise.
6164 (Copy_relocs::save): Likewise.
6165 * copy-relocs.h (class Copy_relocs): Update declarations.
6166 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6167 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6168 * target-reloc.h (relocate_for_relocatable): Change
6169 offset_in_output_section type to Elf_Addr. Change code that uses
6171 * layout.cc (Layout::layout): Always set *off.
6172 * mapfile.cc (Mapfile::print_input_section): Use
6173 output_section_offset.
6174 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6176 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6177 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6178 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6180 2008-07-03 Ian Lance Taylor <iant@google.com>
6182 * layout.cc (Layout::include_section): Do not discard unrecognized
6183 SHT_STRTAB sections.
6185 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6187 * script.cc (Lex::can_continue_name): Make '?' allowable in
6188 version-script names.
6189 * testsuite/version_script.map: Change glob pattern to use '?'
6191 2008-06-30 Manish Singh <yosh@gimp.org>
6194 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6197 2008-06-30 Ian Lance Taylor <iant@google.com>
6201 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6202 versions]: Don't try to read the value in the contents, since we
6203 don't use it. Use the template endianness when writing.
6205 2008-06-25 Cary Coutant <ccoutant@google.com>
6207 * fileread.cc (File_read::make_view): Assert on zero-length view.
6208 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6209 symbol table when there are no symbols to read.
6211 2008-06-23 Craig Silverstein <csilvers@google.com>
6213 * version.cc (version_string): Bump to 1.7
6215 2008-06-18 Craig Silverstein <csilvers@google.com>
6217 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6218 constant 0xFFFF to type Valtype.
6219 (Powerpc_relocate_functions::rel16_ha): Likewise.
6221 2008-06-17 Ian Lance Taylor <iant@google.com>
6223 * output.h (Output_section::Input_section): Initialize p2align_ to
6224 zero for Output_section_data constructors.
6225 (Output_section::Input_section::addralign): If not an input
6226 section, return the alignment of the Output_section_data.
6227 * testsuite/copy_test.cc: New file.
6228 * testsuite/copy_test_1.cc: New file.
6229 * testsuite/copy_test_2.cc: New file.
6230 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6231 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6232 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6233 (copy_test_1_pic.o, copy_test_1.so): New targets.
6234 (copy_test_2_pic.o, copy_test_2.so): New targets.
6235 * testsuite/Makefile.in: Rebuild.
6237 * script-sections.cc (Script_sections::place_orphan): Initialize
6238 local variable exact.
6240 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6242 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6244 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6245 David S. Miller <davem@davemloft.net>
6247 * powerpc.cc: New file.
6248 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6249 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6250 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6251 * Makefile.in: Rebuild.
6253 2008-06-09 Ian Lance Taylor <iant@google.com>
6255 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6257 (throwing, orig_terminate): New static variables.
6258 (terminate_handler): New static function.
6259 (t2): Set terminate handler.
6261 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6264 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6267 2008-05-30 Cary Coutant <ccoutant@google.com>
6269 * archive.cc (Archive::include_all_members) Correct to step
6270 over symbol table and extended name table in thin archives.
6272 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6275 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6278 2008-05-28 Caleb Howe <cshowe@google.com>
6280 * reduced_debug_output.cc: New file.
6281 * reduced_debug_output.h: New file.
6282 * options.h (class General_options): Add --strip-debug-non-line.
6283 * options.cc (General_options::finalize): Add strip_debug_non_line
6284 to the strip heirarchy.
6285 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6287 * layout.cc: Include "reduced_debug_output.h".
6288 (Layout::Layout): Initialize new fields.
6289 (line_only_debug_sections): New static array.
6290 (is_lines_only_debug_sections): New static inline function.
6291 (Layout::include_section): Handle --strip-debug-non-line.
6292 (Layout::make_output_section): If --strip-debug-non-line, build
6293 new output sections for .debug_abbrev and .debug_info.
6294 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6295 gold. Warn about possible overflow.
6296 (read_signed_LEB_128): Likewise.
6297 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6298 (read_signed_LEB_128): Declare.
6299 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6300 (HFILES): Add reduced_debug_output.h.
6301 * Makefile.in: Rebuild.
6303 2008-05-21 Ian Lance Taylor <iant@google.com>
6305 * mapfile.cc: New file.
6306 * mapfile.h: New file.
6307 * options.h (class General_options): Add -M/--print-map and -Map.
6308 * options.cc (General_options::finalize): Make -M equivalent to
6310 * main.cc: Include <cstdio> and "mapfile.h".
6311 (main): Open mapfile if requested.
6312 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6313 constructor. Change caller.
6314 (queue_initial_tasks): Add mapfile parameter. Change caller.
6315 (queue_middle_tasks): Likewise.
6316 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6318 * archive.cc: Include "mapfile.h".
6319 (Archive::add_symbols): Add mapfile parameter. Change all
6320 callers. Pass mapfile, symbol, and reason to include_member.
6321 (Archive::include_all_members): Add mapfile parameter. Change all
6323 (Archive::include_member): Add mapfile, sym, and why parameters.
6324 Change all callers. Report inclusion to map file.
6325 * archive.h: Include "fileread.h".
6326 (class Archive): Update declarations.
6327 (Archive::file): New const method.
6328 (class Add_archive_symbols): Add mapfile_ field. Update
6329 constructor. Change all callers.
6330 * readsyms.h (class Read_symbols): Likewise.
6331 (class Finish_group): Likewise.
6332 (class Read_script): Likewise.
6333 * common.cc: Include "mapfile.h".
6334 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6336 (Symbol_table::do_allocate_commons): Likewise.
6337 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6338 symbol allocation to mapfile.
6339 * common.h (class Allocate_commons_task): Add mapfile_ field.
6340 Update constructor. Change all callers.
6341 * symtab.h (class Symbol_table): Update declarations.
6342 * layout.cc: Include "mapfile.h".
6343 (Layout_task_runner::run): Print information to mapfile.
6344 (Layout::create_gold_note): Change Output_data_fixed_space to
6345 Output_data_zero_fill.
6346 (Layout::create_build_id): Likewise.
6347 (Layout::print_to_mapfile): New function.
6348 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6349 constructor. Change caller.
6350 (class Layout): Declare print_to_mapfile.
6351 * output.cc (Output_section::Input_section::print_to_mapfile): New
6353 (Output_section::add_input_section): If producing a map, always
6354 add to input_sections_ list.
6355 (Output_section::do_print_to_mapfile): New function.
6356 (Output_segment::print_sections_to_mapfile): New function.
6357 (Output_segment::print_section_list_to_mapfile): New function.
6358 * output.h: Include "mapfile.h".
6359 (Output_data::print_to_mapfile): New function.
6360 (Output_data::do_print_to_mapfile): New virtual function.
6361 (Output_segment_headers::do_print_to_mapfile): New function.
6362 (Output_file_header::do_print_to_mapfile): New function.
6363 (Output_data_const::do_print_to_mapfile): New function.
6364 (class Output_data_const_buffer): Add map_name_ field. Update
6365 constructor. Change all callers. Add do_print_to_mapfile
6367 (class Output_data_fixed_space): Likewise.
6368 (class Output_data_space): Likewise.
6369 (class Output_data_zero_fill): New class.
6370 (Output_data_strtab::do_print_to_mapfile): New function.
6371 (Output_data_reloc_base::do_print_to_mapfile): New function.
6372 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6373 (Output_data_group::do_print_to_mapfile): New function.
6374 (Output_data_got::do_print_to_mapfile): New function.
6375 (Output_data_dynamic::do_print_to_mapfile): New function.
6376 (Output_symtab_xindex::do_print_to_mapfile): New function.
6377 (class Output_section): Declare do_print_to_mapflie. Declare
6378 print_to_mapfile in Input_section.
6379 (class Output_segment): Declare new functions.
6380 * object.h (Sized_relobj::symbol_count): New function.
6381 * script-sections.cc
6382 (Output_section_element_dot_assignment::set_section_addresses):
6383 Change Output_data_fixed_space to Output_data_zero_fill.
6384 (Output_data_expression::do_print_to_mapfile): New function.
6385 * script.cc (read_input_script): Add mapfile parameter. Change
6387 * script.h (read_input_script): Update declaration.
6388 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6389 (Eh_frame::do_print_to_mapfile): New function.
6390 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6391 (Output_merge_string::do_print_to_mapfile): New function.
6392 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6394 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6396 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6398 * Makefile.am (CCFILES): Add mapfile.cc.
6399 (HFILES): Add mapfile.h.
6400 * Makefile.in: Rebuild.
6402 2008-05-19 Ian Lance Taylor <iant@google.com>
6404 * options.h (class General_options): Add -z relro.
6405 * layout.cc (Layout::Layout): Initialize relro_segment_.
6406 (Layout::add_output_section_data): Return the output section.
6407 (Layout::make_output_section): Rcognize relro sections and mark
6409 (Layout::attach_allocated_section_to_segment): Put relro sections
6410 in a PT_GNU_RELRO segment.
6411 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6413 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6415 (Layout::linkonce_mapping): Map d.rel.ro.local to
6417 (Layout::output_section_name): Us .data.rel.ro.local for any
6418 section which begins with that.
6419 * layout.h (class Layout): Update add_output_section_data
6420 declaration. Add relro_segment_ field.
6421 * output.cc (Output_section::Output_section): Initialize is_relro_
6422 and is_relro_local_ fields.
6423 (Output_segment::add_output_section): Group relro sections.
6424 (Output_segment::is_first_section_relro): New function.
6425 (Output_segment::maximum_alignment): If there is a relro section,
6426 align the segment to the common page size.
6427 (Output_segment::set_section_addresses): Track whether we are
6428 looking at relro sections. If the last section is a relro
6429 section, align to the common page size.
6430 (Output_segment::set_section_list_addresses): Add in_relro
6431 parameter. Change all callers. Align to the page size when
6432 moving from relro to non-relro section.
6433 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6435 * output.h (class Output_section): Add is_relro_ and
6436 is_relro_local_ fields.
6437 (Output_section::is_relro): New function.
6438 (Output_section::set_is_relro): New function.
6439 (Output_section::is_relro_local): New function.
6440 (Output_section::set_is_relro_local): New function.
6441 (class Output_segment): Update declarations.
6442 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6443 * sparc.cc (Target_sparc::got_section): Likewise.
6444 * x86_64.cc (Target_x86_64::got_section): Likewise.
6445 * testsuite/relro_test_main.cc: New file.
6446 * testsuite/relro_test.cc: New file.
6447 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6448 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6449 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6450 (relro_test.so, relro_test_pic.o): New targets.
6451 * testsuite/Makefile.in: Rebuild.
6453 2008-05-16 Ian Lance Taylor <iant@google.com>
6455 * output.cc (Output_segment::add_output_section): Remove front
6457 * output.h (class Output_segment): Remove
6458 add_initial_output_section and overloaded add_output_section.
6459 Update declaration of remaining add_output_section.
6460 * layout.cc (Layout::create_interp): Call add_output_section
6461 rather than add_initial_output_section.
6462 (Layout::finish_dynamic_section): Likewise.
6464 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6465 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6466 know the dynamic type.
6467 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6468 field. Initialize it in constructor.
6469 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6470 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6471 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6474 * output.cc (Output_reloc::get_address): Change return type to
6476 * output.h (class Output_reloc): Update get_address declaration.
6477 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6478 for section addresses.
6480 2008-05-09 Ian Lance Taylor <iant@google.com>
6483 * gold.cc (gold_nomem): Use return value of write.
6485 2008-05-08 Ian Lance Taylor <iant@google.com>
6487 * symtab.c (Symbol::init_base_output_data): Add version
6488 parameter. Change all callers.
6489 (Symbol::init_base_output_segment): Likewise.
6490 (Symbol::init_base_constant): Likewise.
6491 (Symbol::init_base_undefined): Likewise.
6492 (Sized_symbol::init_output_data): Likewise.
6493 (Sized_symbol::init_output_segment): Likewise.
6494 (Sized_symbol::init_constant): Likewise.
6495 (Sized_symbol::init_undefined): Likewise.
6496 (Symbol_table::do_define_in_output_data): If the new symbol has a
6497 version, mark it as the default.
6498 (Symbol_table::do_define_in_output_segment): Likewise.
6499 (Symbol_table::do_define_as_constant): Likewise.
6500 * symtab.h (class Symbol): Update declarations.
6501 (class Sized_symbol): Likewise.
6502 * resolve.cc (Symbol::override_version): New function.
6503 (Symbol::override_base): Call override_version.
6504 (Symbol::override_base_with_special): Likewise.
6505 * testsuite/ver_script_8.script: New file.
6506 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6507 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6508 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6509 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6511 2008-05-06 Ian Lance Taylor <iant@google.com>
6514 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6516 (class General_options): Remove existing --undefined, and add
6517 --no-undefined instead. Add new --undefined as synonym for -u.
6518 * archive.cc (Archive::add_symbols): Check whether symbol was
6520 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6521 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6522 all uses. Add IS_UNDEFINED. Update declarations to split
6523 different versions of init_base. Declare init_base_undefined.
6524 (Symbol::is_defined): Handle IS_UNDEFINED.
6525 (Symbol::is_undefined): Likewise.
6526 (Symbol::is_weak_undefined): Call is_undefined.
6527 (Symbol::is_absolute): Handle IS_CONSTANT.
6528 (class Sized_symbol): Update declarations to split different
6529 versions of init. Declare init_undefined.
6530 (class Symbol_table): Declare new functions.
6531 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6533 (Symbol::init_base_output_data): Likewise.
6534 (Symbol::init_base_output_segment): Likewise.
6535 (Symbol::init_base_constant): Likewise.
6536 (Symbol::init_base_undefined): New function.
6537 (Sized_symbol::init_object): Rename from init. Change all
6539 (Sized_symbol::init_output_data): Likewise.
6540 (Sized_symbol::init_output_segment): Likewise.
6541 (Sized_symbol::init_constant): Likewise.
6542 (Sized_symbol::init_undefined): New function.
6543 (Symbol_table::add_undefined_symbols_from_command_line): New
6545 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6547 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6548 (Symbol::output_section): Likewise.
6549 (Symbol::set_output_section): Likewise.
6550 (Symbol_table::sized_finalize_symbol): Likewise.
6551 (Symbol_table::sized_write_globals): Likewise.
6552 * resolve.cc (Symbol_table::should_override): Likewise.
6553 (Symbol::override_base_with_special): Likewise.
6555 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6556 symbol, change it to have default visibility.
6557 * testsuite/protected_1.cc: New file.
6558 * testsuite/protected_2.cc: New file.
6559 * testsuite/protected_3.cc: New file.
6560 * testsuite/protected_main_1.cc: New file.
6561 * testsuite/protected_main_2.cc: New file.
6562 * testsuite/protected_main_3.cc: New file.
6563 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6564 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6565 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6566 (protected_1.so): New target.
6567 (protected_1_pic.o, protected_2_pic.o): New targets.
6568 (protected_3_pic.o): New target.
6569 (check_PROGRAMS): Add protected_2.
6570 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6571 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6572 * testsuite/Makefile.in: Rebuild.
6574 * options.h (DEFINE_var): Add set_user_set_##varname__.
6575 (DEFINE_bool_alias): New macro.
6576 (class General_options): Define -Bstatic using DEFINE_bool_alias
6577 rather than DEFINE_special. Add --undefined as an alias for -z
6579 * options.cc (General_options::parse_Bstatic): Remove.
6581 * options.h (class General_options): Add --fatal-warnings.
6582 * main.cc (main): Implement --fatal-warnings.
6583 * errors.h (Errors::warning_count): New function.
6585 * options.h (class General_options): Add -Bsymbolic-functions.
6586 * symtab.h (Symbol::is_preemptible): Check for
6587 -Bsymbolic-functions.
6589 2008-05-05 Ian Lance Taylor <iant@google.com>
6591 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6592 as noVARNAME rather than no-VARNAME.
6593 (class General_options): Add option -z combreloc.
6594 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6596 (Output_reloc::sort_before) [SHT_REL]: New function.
6597 (Output_reloc::sort_before) [SHT_RELA]: New function.
6598 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6599 Sort_relocs_comparison.
6600 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6601 parameter. Change all callers.
6602 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6603 sort_relocs parameter. Change all callers.
6604 * output.cc (Output_reloc::get_address): New function, broken out
6606 (Output_reloc::write_rel): Call it.
6607 (Output_reloc::compare): New function.
6608 (Output_data_reloc_base::do_write): Optionally sort relocs.
6610 * configure.ac: If targ_extra_obj is set, link it in.
6611 * configure.tgt: Initialize all variables.
6612 (x86_64*): Set targ_extra_obj and targ_extra_size.
6613 * configure: Rebuild.
6615 * object.cc (Sized_relobj::include_section_group): Adjust section
6616 indexes read from group data. Build vector to pass to
6618 * layout.cc (Layout::layout_group): Add flags and shndxes
6619 parameters. Remove contents parameter. Change caller. Update
6620 explicit instantiations.
6621 * layout.h (class Layout): Update layout_group declaration.
6622 * output.cc (Output_data_group::Output_data_group): Add flags and
6623 input_shndxes parameters. Remove contents parameter. Change
6625 (Output_data_group::do_write): Change input_sections_ to
6627 * output.h (class Output_data_group): Update constructor
6628 declaration. Rename input_sections_ to input_shndxes_.
6629 * testsuite/many_sections_test.cc: Add template.
6631 2008-04-30 Cary Coutant <ccoutant@google.com>
6633 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6635 * layout.cc (Layout::include_section): Refactored check for debug
6637 (Layout::add_comdat): Add new parameters. Change type
6638 of signature parameter. Add object and shndx to signatures table.
6639 (Layout::find_kept_object): New function.
6640 * layout.h: Include <cstring>.
6641 (Layout::is_debug_info_section): New function.
6642 (Layout::add_comdat): Add new parameters.
6643 (Layout::find_kept_object): New function.
6644 (Layout::Kept_section): New struct.
6645 (Layout::Signatures): Change type of map range.
6646 * object.cc (Relobj::output_section_address): New function.
6647 (Sized_relobj::include_section_group): Add new parameters. Change
6648 calls to Layout::add_comdat. Change to build table of kept comdat
6649 groups and table mapping discarded sections to kept sections.
6650 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6651 (Sized_relobj::do_layout): Change calls to include_section_group and
6652 include_linkonce_section.
6653 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6654 value to zero when section is discarded.
6655 (Sized_relobj::map_to_kept_section): New function.
6656 * object.h (Relobj::output_section_address): New function.
6657 (Relobj::Comdat_group): New type.
6658 (Relobj::find_comdat_group): New function.
6659 (Relobj::Comdat_group_table): New type.
6660 (Relobj::Kept_comdat_section): New type.
6661 (Relobj::Kept_comdat_section_table): New type.
6662 (Relobj::add_comdat_group): New function.
6663 (Relobj::set_kept_comdat_section): New function.
6664 (Relobj::get_kept_comdat_section): New function.
6665 (Relobj::comdat_groups_): New field.
6666 (Relobj::kept_comdat_sections_): New field.
6667 (Symbol_value::input_value): Update comment.
6668 (Sized_relobj::map_to_kept_section) New function.
6669 (Sized_relobj::include_linkonce_section): Add new parameter.
6670 * target-reloc.h (Comdat_behavior): New type.
6671 (get_comdat_behavior): New function.
6672 (relocate_section): Add code to map a discarded section to the
6673 corresponding kept section when applying a relocation.
6675 2008-04-30 Craig Silverstein <csilvers@google.com>
6677 * dwarf_reader.cc (next_generation_count): New static var.
6678 (Addr2line_cache_entry): New struct.
6679 (addr2line_cache): New static var.
6680 (Dwarf_line_info::one_addr2line): Added caching.
6681 (Dwarf_line_info::clear_addr2line_cache): New function.
6682 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6683 cache-size parameter.
6684 (Dwarf_line_info::one_addr2line_cache): New function.
6685 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6686 new cache-size argument to one_addr2line(), and clear cache.
6688 2008-04-28 Cary Coutant <ccoutant@google.com>
6690 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6691 R_386_PC8 relocations.
6693 2008-04-23 Ian Lance Taylor <iant@google.com>
6695 * object.cc (Sized_relobj::include_section_group): Check for
6696 invalid section group.
6698 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6701 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6702 than read for file header.
6703 * archive.cc (Archive::include_member): Likewise.
6705 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6707 * aclocal.m4: Regenerate.
6708 * configure: Regenerate.
6710 2008-04-19 Ian Lance Taylor <iant@google.com>
6712 * version.cc (version_string): Bump to 1.6.
6714 * testsuite/Makefile.am (many_sections_r_test): New target.
6715 (many_sections_r_test_SOURCES): Remove.
6716 (many_sections_r_test_DEPENDENCIES): Remove.
6717 (many_sections_r_test_LDFLAGS): Remove.
6718 (many_sections_r_test_LDADD): Remove.
6720 * object.cc (Sized_relobj::do_add_symbols): Always pass
6721 local_symbol_count_ to add_from_relobj.
6723 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6724 every thousand variables.
6725 * testsuite/Makefile.in: Rebuild.
6727 * object.cc (Xindex::initialize_symtab_xindex): New function.
6728 (Xindex::read_symtab_xindex): New function.
6729 (Xindex::sym_xindex_to_shndx): New function.
6730 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6732 (Sized_relobj::do_initialize_xindex): New function.
6733 (Sized_relobj::do_read_symbols): Adjust section links.
6734 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6735 parameter. Change all callers.
6736 (Sized_relobj::include_section_group): Adjust section links and
6737 symbol section indexes.
6738 (Sized_relobj::do_layout): Adjust section links.
6739 (Sized_relobj::do_count_local_symbols): Adjust section links and
6740 symbol section indexes.
6741 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6742 ordinary and special symbols.
6743 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6744 dynsym_xindex parameters. Change all callers. Adjust section
6745 links. Use SHN_XINDEX when needed.
6746 (Sized_relobj::get_symbol_location_info): Adjust section links.
6747 Don't get fooled by special symbols.
6748 * object.h (class Xindex): Define.
6749 (class Object): Add xindex_ parameter. Declare virtual functoin
6750 do_initialize_xindex.
6751 (Object::adjust_sym_shndx): New function.
6752 (Object::set_xindex): New protected function.
6753 (class Symbol_value): Add is_ordinary_shndx_ field.
6754 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6755 (Symbol_value::value): Assert ordinary section.
6756 (Symbol_value::initialize_input_to_output_map): Likewise.
6757 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6759 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6761 (class Sized_relobj): Update declarations.
6762 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6763 parameter. Change all callers.
6764 (Sized_relobj::adjust_shndx): New function.
6765 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6767 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6768 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6769 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6770 (Sized_dynobj::read_dynsym_section): Adjust section links.
6771 (Sized_dynobj::read_dynamic): Likewise.
6772 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6774 (Sized_dynobj::do_initialize_xindex): New function.
6775 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6776 do_initialize_xindex.
6777 (Sized_dynobj::adjust_shndx): New function.
6778 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6779 dynsym_xindex_ fields.
6780 (Layout::finalize): Add a call to set_section_indexes before
6781 creating the symtab sections.
6782 (Layout::set_section_indexes): Don't do anything if the section
6783 already has a section index.
6784 (Layout::create_symtab_sections): Add shnum parameter. Change
6785 caller. Create .symtab_shndx section if needed.
6786 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6788 (Layout::allocated_output_section_count): New function.
6789 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6791 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6792 fields. Update declarations.
6793 (Layout::symtab_xindex): New function.
6794 (Layout::dynsym_xindex): New function.
6795 (class Write_symbols_task): Add layout_ field.
6796 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6798 * output.cc (Output_section_headers::Output_section_headers): Add
6799 shstrtab_section parameter. Change all callers.
6800 (Output_section_headers::do_sized_write): Store overflow values
6801 for section count and section string table section index in
6802 section header zero.
6803 (Output_file_header::do_sized_write): Check for overflow of
6804 section count and section string table section index.
6805 (Output_symtab_xindex::do_write): New function.
6806 (Output_symtab_xindex::endian_do_write): New function.
6807 * output.h (class Output_section_headers): Add shstrtab_section_.
6808 Update declarations.
6809 (class Output_symtab_xindex): Define.
6810 (Output_section::has_out_shndx): New function.
6811 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6813 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6815 (Sized_symbol::init): Likewise.
6816 (Symbol::output_section): Check for ordinary symbol.
6817 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6818 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6820 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6821 Change all callers. Simplify handling of symbols from sections
6822 not included in the link.
6823 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6825 (Weak_alias_sorter::operator()): Assert that symbols are
6827 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6829 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6830 parameters. Change all callers.
6831 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6832 symbol distinction. Use SHN_XINDEX when needed.
6833 (Symbol_table::write_section_symbol): Add symtab_xindex
6834 parameter. Change all callers.
6835 (Symbol_table::sized_write_section_symbol): Likewise. Use
6836 SHN_XINDEX when needed.
6837 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6839 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6840 (Symbol::is_defined): Check is_ordinary.
6841 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6842 (Symbol::is_absolute, Symbol::is_common): Likewise.
6843 (class Sized_symbol): Update declarations.
6844 (class Symbol_table): Update declarations.
6845 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6846 parameters. Change all callers.
6847 (Sized_symbol::override): Likewise.
6848 (Symbol_table::override): Likewise.
6849 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6850 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6851 is_ordinary, and orig_st_shndx parameters. Change all callers.
6852 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6853 to be in an ordinary section.
6854 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6855 object and is_ordinary parameters. Change all callers.
6856 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6857 Change all callers. Don't add undefined or non-ordinary symbols
6859 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6861 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6863 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6864 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6865 (Sized_relobj::relocate_sections): Likewise.
6866 * target-reloc.h (scan_relocs): Adjust section symbol index.
6867 (scan_relocatable_relocs): Likewise.
6868 * i386.cc (Scan::local): Check for ordinary symbols.
6869 * sparc.cc (Scan::local): Likewise.
6870 * x86_64.cc (Scan::local): Likewise.
6871 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6872 to symbol_section_and_value.
6873 * testsuite/many_sections_test.cc: New file.
6874 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6875 (check_PROGRAMS): Add many_sections_test.
6876 (many_sections_test_SOURCES): Define.
6877 (many_sections_test_DEPENDENCIES): Define.
6878 (many_sections_test_LDFLAGS): Define.
6879 (BUILT_SOURCES): Add many_sections_define.h.
6880 (many_sections_define.h): New target.
6881 (BUILT_SOURCES): Add many_sections_check.h.
6882 (many_sections_check.h): New target.
6883 (check_PROGRAMS): Add many_sections_r_test.
6884 (many_sections_r_test_SOURCES): Define.
6885 (many_sections_r_test_DEPENDENCIES): Define.
6886 (many_sections_r_test_LDFLAGS): Define.
6887 (many_sections_r_test_LDADD): Define.
6888 (many_sections_r_test.o): New target.
6889 * testsuite/Makefile.in: Rebuild.
6891 2008-04-17 Cary Coutant <ccoutant@google.com>
6893 * errors.cc (Errors::info): New function.
6894 (gold_info): New function.
6895 * errors.h (Errors::info): New function.
6896 * gold.h (gold_info): New function.
6897 * object.cc (Input_objects::add_object): Print trace output.
6898 * options.cc (options::parse_set): New function.
6899 (General_options::parse_wrap): Deleted.
6900 (General_options::General_options): Deleted initializer.
6901 * options.h (options::String_set): New typedef.
6902 (options::parse_set): New function.
6903 (DEFINE_set): New macro.
6904 (General_options::wrap): Changed to use DEFINE_set. Changed
6905 callers of any_wrap_symbols and is_wrap_symbol.
6906 (General_options::trace, General_options::trace_symbol):
6908 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6909 (General_options::wrap_symbols_): Deleted.
6910 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6912 2008-04-17 David S. Miller <davem@davemloft.net>
6914 * options.cc (General_options::parse_V): New function.
6915 * options.h: Add entries for -V and -Qy.
6917 2008-04-17 Ian Lance Taylor <iant@google.com>
6919 * common.cc (Symbol_table::allocate_commons): Remove options
6920 parameter. Change caller.
6921 (Symbol_table::do_allocate_commons): Remove options parameter.
6922 Change caller. Just call do_allocate_commons_list twice.
6923 (Symbol_table::do_allocate_commons_list): New function, broken out
6924 of do_allocate_commons.
6925 * common.h (class Allocate_commons_task): Remove options_ field.
6927 * symtab.cc (Symbol_table::Symbol_table): Initialize
6929 (Symbol_table::add_from_object): Put TLS common symbols on
6931 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6932 which are IN_OUTPUT_DATA.
6933 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6934 allocate_commons and do_allocate_commons declarations. Declare
6935 do_allocate_commons_list.
6936 * gold.cc (queue_middle_tasks): Update creation of
6937 Allocate_commons_task to not pass options.
6938 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6939 (TLS_TEST_C_FLAGS): New variable.
6940 (tls_test_c_pic.o): New target.
6941 (tls_test_shared.so): Link in tls_test_c_pic.o.
6942 (tls_test_c_pic_ie.o): New target.
6943 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6944 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6945 (tls_test_c.o): New target.
6946 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6947 (tls_pic_test_LDADD): Likewise.
6948 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6949 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6950 (tls_test_c_gnu2.o): New target.
6951 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6953 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6954 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6955 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6956 * testsuite/tls_test.cc: Include "config.h".
6957 (t_last): Call t11_last.
6958 * testsuite/tls_test.h (t11, t11_last): Declare.
6959 * testsuite/tls_test_c.c: New file.
6960 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6961 * configure.ac: Check for OpenMP support.
6962 * configure, config.in, Makefile.in: Rebuild.
6963 * testsuite/Makefile.in: Rebuild.
6965 2008-04-16 Cary Coutant <ccoutant@google.com>
6967 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6968 (Target_i386::tls_base_symbol_defined_): New field.
6969 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6970 (Target_i386::Scan::global): Likewise.
6971 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6972 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6973 (Target_x86_64::tls_base_symbol_defined_): New field.
6974 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6975 (Target_x86_64::Scan::global): Likewise.
6977 2008-04-16 Cary Coutant <ccoutant@google.com>
6979 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6980 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6981 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6982 building shared libraries.
6983 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6984 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6985 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6986 * testsuite/Makefile.in: Rebuild.
6987 * testsuite/weak_undef.h: New file.
6988 * testsuite/weak_undef_file1.cc: Add extra test cases.
6989 * testsuite/weak_undef_file2.cc: Likewise.
6990 * testsuite/weak_undef_test.cc: Likewise.
6992 2008-04-16 David S. Miller <davem@davemloft.net>
6994 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6995 Add issued_non_pic_error_ field. Declare check_non_pic.
6996 (Target_sparc::Scan::check_non_pic): New function.
6997 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6998 (Target_sparc::Scan::global): Likewise.
7000 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7001 * configure: Rebuild.
7003 * options.h (DEFINE_enable): New macro.
7004 (new_dtags): New enable option.
7005 (initfirst, interpose, loadfltr, nodefaultlib,
7006 nodelete, nodlopen, nodump): New -z options.
7007 * layout.cc (Layout:finish_dynamic_section): If new
7008 dtags enabled, emit DT_RUNPATH. Also, emit a
7009 DT_FLAGS_1 containing any specified -z flags.
7011 2008-04-16 Ian Lance Taylor <iant@google.com>
7013 * copy-relocs.cc: New file.
7014 * copy-relocs.h: New file.
7015 * reloc.cc: Remove Copy_relocs code.
7016 * reloc.h: Likewise.
7017 * reloc-types.h (struct Reloc_types) [both versions]: Add
7018 get_reloc_addend_noerror.
7019 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7020 variants of add_global which take an addend which must be zero.
7021 * i386.cc: Include "copy-relocs.h".
7022 (class Target_i386): Change type of copy_relocs_ to variable,
7024 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7026 (Target_i386::do_finalize_sections): Change handling of
7028 * sparc.cc: Include "copy-relocs.h".
7029 (class Target_sparc): Change type of copy_relocs_ to variable,
7031 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7033 (Target_sparc::do_finalize_sections): Change handling of
7035 * x86_64.cc: Include "copy-relocs.h".
7036 (class Target_x86_64): Change type of copy_relocs_ to variable,
7038 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7039 class. Change all callers.
7040 (Target_x86_64::do_finalize_sections): Change handling of
7042 * Makefile.am (CCFILES): Add copy-relocs.cc.
7043 (HFILES): Add copy-relocs.h.
7045 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7047 * testsuite/script_test_4.sh: Permit leading zeroes.
7049 2008-04-15 Ian Lance Taylor <iant@google.com>
7051 * script-sections.cc (Script_sections::create_segments): Use
7052 header_size_adjustment even when there is enough room for the
7054 * testsuite/script_test_4.sh: New file.
7055 * testsuite/script_test_4.t: New file.
7056 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7057 (check_DATA): Add script_test_4.stdout.
7058 (MOSTLYCLEANFILES): Likewise.
7059 (script_test_4): New target.
7060 (script_test_4.stdout): New target.
7061 * testsuite/Makefile.in: Rebuild.
7063 * sparc.cc: Add definitions for Output_data_plt_sparc class
7066 2008-04-14 David S. Miller <davem@davemloft.net>
7068 * sparc.cc: New file.
7069 * Makefile.am (TARGETSOURCES): Add sparc.cc
7070 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7071 * configure.tgt: Document targ_extra_size and
7072 targ_extra_big_endian. Add entries for sparc-* and
7074 * configure.ac: Handle targ_extra_size and
7075 targ_extra_big_endian.
7076 * Makefile.in: Rebuild.
7077 * configure: Likewise.
7078 * po/POTFILES.in: Likewise.
7079 * po/gold.pot: Likewise.
7081 2008-04-14 Ian Lance Taylor <iant@google.com>
7083 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7084 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7085 in the name/type/flags to section mapping. Don't call
7086 allocate_output_section.
7087 (Layout::choose_output_section): Change parameter from adjust_name
7088 to is_input_section. Don't permit input sections after sections
7089 are attached to segments. Don't call allocate_output_section.
7090 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7091 not write_enable_output_section.
7092 (Layout::make_output_section): Don't push to
7093 unattached_section_list_ nor call attach_to_segment. Call
7094 attach_section_to_segment if sections are attached.
7095 (Layout::attach_sections_to_segments): New function.
7096 (Layout::attach_section_to_segment): New function.
7097 (Layout::attach_allocated_section_to_segment): Rename from
7098 attach_to_segment. Remove flags parameter.
7099 (Layout::allocate_output_section): Remove function.
7100 (Layout::write_enable_output_section): Remove function.
7101 * layout.h (class Layout): Update for above changes. Add new
7102 field sections_are_attached_.
7103 * output.h (Output_section::update_flags_for_input_section): New
7105 * output.cc (Output_section::add_input_section): Call
7106 update_flags_for_input_section.
7107 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7109 2008-04-11 Cary Coutant <ccoutant@google.com>
7111 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7112 thought unnecessary.
7113 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7115 2008-04-11 Ian Lance Taylor <iant@google.com>
7117 * output.h (class Output_section_data): Remove inline definition
7119 * output.cc (Output_section_data::set_addralign): New function.
7121 2008-04-11 Cary Coutant <ccoutant@google.com>
7123 Add support for TLS descriptors for i386 and x86_64.
7124 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7125 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7126 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7128 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7129 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7130 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7132 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7133 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7134 Fix problem with initial-exec relocations.
7135 (Target_i386::Relocate::relocate_tls): Likewise.
7136 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7138 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7139 support for section-plus-offset dynamic table entries.
7140 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7141 (Output_data_dynamic::Dynamic_entry): Add support for
7142 section-plus-offset dynamic table entries.
7143 (Output_data_dynamic::Classification): Likewise.
7144 (Output_data_dynamic::classification_): Renamed offset_.
7145 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7146 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7147 (Target_x86_64::make_plt_section): New function.
7148 (Target_x86_64::reserve_tlsdesc_entries): New function.
7149 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7150 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7151 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7152 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7153 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7154 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7155 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7156 add extra PLT entry for TLS descriptors.
7157 (Output_data_plt_x86_64::got_): New field.
7158 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7159 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7161 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7163 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7164 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7165 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7166 R_386_TLS_DESC_CALL relocations.
7167 (Target_x86_64::Scan::global): Likewise.
7168 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7169 for TLS descriptors.
7170 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7171 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7172 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7173 GD-to-IE relaxation.
7174 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7175 and TLS_DESCRIPTORS.
7176 * Makefile.in: Rebuild.
7177 * configure: Rebuild.
7178 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7179 (tls_test_shared2.so): New target.
7180 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7181 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7182 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7183 (tls_shared_gd_to_ie_test_LDADD): New variable.
7184 (tls_shared_gnu2_gd_to_ie_test): New target.
7185 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7187 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7188 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7189 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7190 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7191 (tls_shared_gnu2_test): New target.
7192 (tls_test_gnu2_shared.so): New target.
7193 (tls_shared_gnu2_test_SOURCES): New variable.
7194 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7195 (tls_shared_gnu2_test_LDFLAGS): New variable.
7196 (tls_shared_gnu2_test_LDADD): New variable.
7197 * testsuite/Makefile.in: Rebuild.
7198 * testsuite/Makefile.
7200 2008-04-11 Ian Lance Taylor <iant@google.com>
7202 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7204 * testsuite/Makefile.in: Rebuild.
7206 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7208 * testsuite/script_test_2.cc (main): Adjust test.
7210 2008-04-11 David S. Miller <davem@davemloft.net>
7211 Ian Lance Taylor <iant@google.com>
7213 * options.h (General_options): Add entries for '-Y' and
7215 * options.cc (General_options:finalize): If -Y was used, add those
7216 entries to the library path instead of the default "/lib" and
7219 2008-04-11 David S. Miller <davem@davemloft.net>
7221 * testsuite/justsyms.t: Start at 0x100.
7222 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7223 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7225 * testsuite/script_test_2.cc: Adjust string and section length
7228 2008-04-09 Ian Lance Taylor <iant@google.com>
7231 * script-sections.cc (Sections_element::allocate_to_segment): Add
7233 (Output_section_definition::allocate_to_segment): Likewise.
7234 (Orphan_output_section::allocate_to_segment): Likewise.
7235 (Script_sections::attach_sections_using_phdrs_clause): Don't
7236 propagate non-PT_LOAD segments to orphan sections.
7237 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7238 readelf rather than objdump.
7239 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7240 .interp section and PT_INTERP segment are the same size.
7241 * testsuite/Makefile.in: Rebuild.
7243 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7244 aliases for symbols defined in the same object.
7245 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7246 (weak_alias_test_SOURCES): New variable.
7247 (weak_alias_test_DEPENDENCIES): New variable.
7248 (weak_alias_test_LDFLAGS): New variable.
7249 (weak_alias_test_LDADD): New variable.
7250 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7251 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7252 (weak_alias_test_3.o): New target.
7253 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7254 * testsuite/weak_alias_test_main.cc: New file.
7255 * testsuite/weak_alias_test_1.cc: New file.
7256 * testsuite/weak_alias_test_2.cc: New file.
7257 * testsuite/weak_alias_test_3.cc: New file.
7259 2008-04-08 Ian Lance Taylor <iant@google.com>
7261 * options.h (class General_options): Add --noinhibit-exec option.
7262 * main.cc (main): Check --noinhibit-exec.
7264 * options.h (class General_options): Define --wrap as a special
7265 option. Add wrap_symbols_ field.
7266 (General_options::any_wrap_symbols): New function.
7267 (General_options::is_wrap_symbol): New function.
7268 * options.cc (General_options::parse_wrap): New function.
7269 (General_options::General_options): Initialize wrap_symbols_.
7270 * symtab.cc (Symbol_table::wrap_symbol): New function.
7271 (Symbol_table::add_from_object): Handle --wrap.
7272 * symtab.h (class Symbol_table): Declare wrap_symbol.
7273 * target.h (Target::wrap_char): New function.
7274 (Target::Target_info): Add wrap_char field.
7275 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7276 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7277 * testsuite/testfile.cc (Target_test::test_target_info):
7280 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7283 * layout.h (class Layout): Add added_eh_frame_data_ field.
7284 * layout.cc (Layout::Layout): Initialize new field.
7285 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7286 output section until we find a section we merged successfully.
7287 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7288 that the size be non-zero.
7290 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7293 2008-04-08 Craig Silverstein <csilvers@google.com>
7295 * configure.ac: Export new conditional variable HAVE_ZLIB.
7296 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7298 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7299 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7301 2008-04-07 Ian Lance Taylor <iant@google.com>
7303 * version.cc (version_string): Set to "1.5".
7305 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7306 Add issued_non_pic_error_ field. Declare check_non_pic.
7307 (Target_x86_64::Scan::check_non_pic): New function.
7308 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7309 (Target_x86_64::Scan::global): Likewise.
7311 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7312 addend parameter. Change caller. Handle merge sections.
7313 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7314 Address to Addend. Don't add in the result of
7315 local_section_offset, pass down the addend and use the returned
7317 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7318 Update declarations of local_section_offset and symbol_value.
7319 * testsuite/two_file_test_1.cc (t18): New function.
7320 * testsuite/two_file_test_2.cc (f18): New function.
7321 * testsuite/two_file_test_main.cc (main): Call t18.
7322 * testsuite/two_file_test.h (t18, f18): Declare.
7324 * configure.ac: Don't test for objdump, c++filt, or readelf.
7325 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7327 (TEST_READELF): New variable.
7328 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7329 (check_PROGRAMS): Add two_file_strip_test.
7330 (two_file_strip_test): New target.
7331 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7332 (two_file_same_shared_strip_test_SOURCES): New variable.
7333 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7334 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7335 (two_file_same_shared_strip_test_LDADD): New variable.
7336 (two_file_shared_strip.so): New target.
7337 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7338 (ver_test_5.syms, ver_test_7.syms): Likewise.
7339 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7340 (strip_test_3.stdout): Use TEST_OBJDUMP.
7341 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7343 2008-04-04 Cary Coutant <ccoutant@google.com>
7345 * symtab.h (Symbol::is_weak_undefined): New function.
7346 (Symbol::is_strong_undefined): New function.
7347 (Symbol::is_absolute): New function.
7348 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7349 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7351 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7352 (weak_undef_test): New target.
7353 * testsuite/Makefile.in: Rebuild.
7354 * testsuite/weak_undef_file1.cc: New file.
7355 * testsuite/weak_undef_file2.cc: New file.
7356 * testsuite/weak_undef_test.cc: New file.
7358 2008-04-03 Craig Silverstein <csilvers@google.com>
7360 * compressed_output.h (class Output_compressed_section): Use
7362 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7364 (zlib_compressed_suffix): Removed.
7365 (Output_compressed_section::set_final_data_size): Use unsigned
7367 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7368 Fix linker invocation.
7369 (flagstest_o_specialfile_and_compress_debug_sections):
7371 * testsuite/Makefile.in: Regenerated.
7373 2008-04-02 David S. Miller <davem@davemloft.net>
7375 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7376 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7378 2008-04-02 Craig Silverstein <csilvers@google.com>
7382 2008-04-02 Ian Lance Taylor <iant@google.com>
7384 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7385 parameters. Update for new key type to views_. Change all
7387 (File_read::read): Adjust for byteshift in returned view.
7388 (File_read::add_view): New function, broken out of
7390 (File_read::make_view): New function, broken out of
7392 (File_read::find_or_make_view): Add offset and aligned
7393 parameters. Rewrite accordingly. Change all callers.
7394 (File_read::get_view): Add offset and aligned parameters. Adjust
7395 for byteshift in return value.
7396 (File_read::get_lasting_view): Likewise.
7397 * fileread.h (class File_read): Update declarations.
7398 (class File_read::View): Add byteshift_ field. Add byteshift to
7399 constructor. Add byteshift method.
7400 * archive.h (Archive::clear_uncached_views): New function.
7401 (Archive::get_view): Add aligned parameter. Change all callers.
7402 * object.h (Object::get_view): Add aligned parameter. Change all
7404 (Object::get_lasting_view): Likewise.
7406 * fileread.cc (File_read::release): Don't call clear_views if
7407 there are multiple objects.
7408 * fileread.h (File_read::clear_uncached_views): New function.
7409 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7412 2008-03-31 Cary Coutant <ccoutant@google.com>
7414 Add thin archive support.
7415 * archive.cc (Archive::armagt): New const.
7416 (Archive::setup): Remove task parameter and calls to unlock.
7417 (Archive::unlock_nested_archives): New function.
7418 (Archive::read_header): Add nested_off parameter. Change
7420 (Archive::interpret_header): Likewise.
7421 (Archive::include_all_members): Change to handle thin
7423 (Archive::include_member): Likewise.
7424 * archive.h (Archive::Archive): Add new parameters and
7426 (Archive::armagt): New const.
7427 (Archive::setup): Remove task parameter.
7428 (Archive::unlock_nested_archives): New function.
7429 (Archive::read_header): Add nested_off parameter.
7430 (Archive::interpret_header): Likewise.
7431 (Archive::Nested_archive_table): New typedef.
7432 (Archive::is_thin_archive_): New field.
7433 (Archive::nested_archives_): New field.
7434 (Archive::options_): New field.
7435 (Archive::dirpath_): New field.
7436 (Archive::task_): New field.
7437 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7438 for thin archives. Pass additional parameters to
7439 Archive::Archive. Unlock the archive file after calling
7442 2008-03-29 Ian Lance Taylor <iant@google.com>
7444 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7445 version symbol to be local.
7446 * testsuite/ver_test_4.sh: New file.
7447 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7448 (check_DATA): Add ver_test_4.syms.
7449 (ver_test_4.syms): New target.
7450 * testsuite/Makefile.in: Rebuild.
7453 (Output_section::Input_section_sort_entry::has_priority): New
7455 (Output_section::Input_section_sort_entry::match_file_name): New
7457 (Output_section::Input_section_sort_entry::match_section_name):
7459 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7461 (Output_section::Input_section_sort_entry::match_section_file):
7463 (Output_section::Input_section_sort_compare::operator()): Rewrite
7464 using new Input_section_sort_entry functions. Sort crtbegin and
7465 crtend first. Sort sections with no priority before sections with
7467 * testsuite/initpri1.c (d3): Check j != 4.
7468 (cd5): New constructor/destructor function.
7469 (main): Check j != 2.
7471 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7472 new symbol when resolving, don't call set_is_default.
7473 * testsuite/ver_test_7.cc: New file.
7474 * testsuite/ver_test_7.sh: New file.
7475 * testsuite/Makefile.am (ver_test_7.so): New target.
7476 (ver_test_7.o): New target.
7477 (check_SCRIPTS): Add ver_test_7.sh.
7478 (check_DATA): Add ver_test_7.syms.
7479 (ver_test_7.syms): New target.
7481 2008-03-28 Ian Lance Taylor <iant@google.com>
7483 * layout.cc (Layout::layout): If we see an input section with a
7484 name that needs sorting, set the must_sort flag for the output
7486 (Layout::make_output_section): If the name of the output section
7487 indicates that it might require sorting, set the may_sort flag.
7488 * output.h (Output_section::may_sort_attached_input_sections): New
7490 (Output_section::set_may_sort_attached_input_sections): New
7492 (Output_section::must_sort_attached_input_sections): New
7494 (Output_section::set_must_sort_attached_input_sections): New
7496 (class Output_section): Declare Input_section_sort_entry. Define
7497 Input_section_sort_compare. Declare
7498 sort_attached_input_sections. Add new fields:
7499 may_sort_attached_input_sections_,
7500 must_sort_attached_input_sections_,
7501 attached_input_sections_are_sorted_.
7502 * output.cc (Output_section::Output_section): Initialize new
7504 (Output_section::add_input_section): Add an entry to
7505 input_sections_ if may_sort or must_sort are true.
7506 (Output_section::set_final_data_size): Call
7507 sort_attached_input_sections if necessary.
7508 (Output_section::Input_section_sort_entry): Define new class.
7509 (Output_section::Input_section_sort_compare::operator()): New
7511 (Output_section::sort_attached_input_sections): New function.
7512 * configure.ac: Check whether the compiler supports constructor
7513 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7514 * testsuite/initpri1.c: New file.
7515 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7516 CONSTRUCTOR_PRIORITY.
7517 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7518 (initpri1_LDFLAGS): New variable.
7519 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7521 2008-03-27 Ian Lance Taylor <iant@google.com>
7523 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7524 * testsuite/common_test_1.c: New file.
7525 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7526 (common_test_1_SOURCES): New variable.
7527 (common_test_1_DEPENDENCIES): New variable.
7528 (common_test_1_LDFLAGS): New variable.
7530 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7531 and commons_ correctly when NAME/VERSION does not override
7533 * testsuite/ver_test_6.c: New file.
7534 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7535 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7536 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7538 2008-03-26 Ian Lance Taylor <iant@google.com>
7540 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7541 of an undefined symbol from a version script.
7542 * testsuite/Makefile.am (ver_test_5.so): New target.
7543 (ver_test_5.o): New target.
7544 (check_SCRIPTS): Add ver_test_5.sh.
7545 (check_DATA): Add ver_test_5.syms.
7546 (ver_test_5.syms): New target.
7547 * testsuite/ver_test_5.cc: New file.
7548 * testsuite/ver_test_5.script: New file.
7549 * testsuite/ver_test_5.sh: New file.
7550 * Makefile.in, testsuite/Makefile.in: Rebuild.
7553 Fix problems building gold with gcc 4.3.0.
7554 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7555 (gold_error_at_location, gold_warning_at_location): Use it.
7556 * configure.ac: Check whether we can compile and use a template
7557 function with a printf attribute.
7558 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7559 when jumping over bytes.
7560 * object.cc: Instantiate Object::read_section_data.
7561 * debug.h: Include <cstring>
7562 * dwarf_reader.cc: Include <algorithm>
7563 * main.cc: Include <cstring>.
7564 * options.cc: Include <cstring>.
7565 * output.cc: Include <cstring>.
7566 * script.cc: Include <cstring>.
7567 * script.h: Include <string>.
7568 * symtab.cc: Include <cstring> and <algorithm>.
7569 * target-select.cc: Include <cstring>.
7570 * version.cc: Include <string>.
7571 * testsuite/testmain.cc: Include <cstdlib>.
7572 * configure, config.in: Rebuild.
7574 2008-03-25 Ian Lance Taylor <iant@google.com>
7576 * options.cc: Include "../bfd/bfdver.h".
7577 (options::help): Print bug reporting address.
7579 * version.cc (print_version): Adjust output for current value of
7584 * options.cc (options::help): Print list of supported targets.
7585 * target-select.h: Include <vector>.
7586 (class Target_selector): Make machine_, size_, and is_big_endian_
7587 fields const. Add bfd_name_ and instantiated_target_ fields.
7588 (Target_selector::Target_selector): Add bfd_name parameter.
7589 (Target_selector::recognize): Make non-virtual, call
7591 (Target_selector::recognize_by_name): Make non-virtual, call
7592 do_recognize_by_name.
7593 (Target_selector::supported_names): New function.
7594 (Target_selector::bfd_name): New function.
7595 (Target_selector::do_instantiate_target): New pure virtual
7597 (Target_selector::do_recognize): New virtual function.
7598 (Target_selector::do_recognize_by_name): New virtual function.
7599 (Target_selector::instantiate_target): New private function.
7600 (supported_target_names): Declare.
7601 * target-select.cc (Target_selector::Target_selector): Update for
7602 new parameter and fields.
7603 (select_target_by_name): Check that the name matches before
7604 calling recognize_by_name.
7605 (supported_target_names): New function.
7606 * i386.cc (class Target_selector_i386): Update Target_selector
7607 constructor call. Remove recognize and recognize_by_name. Add
7608 do_instantiate_target.
7609 * x86_64.cc (class Target_selector_x86_64): Likewise.
7610 * testsuite/testfile.cc (class Target_selector_test): Update for
7611 changes to Target_selector.
7613 * README: Rewrite, with some notes on unsupported features.
7615 2008-03-24 Cary Coutant <ccoutant@google.com>
7617 * i386.cc (Target_i386::Got_type): New enum declaration.
7618 (Target_i386::Scan::local): Updated callers of Output_data_got
7620 (Target_i386::Scan::global): Likewise.
7621 (Target_i386::Relocate::relocate): Likewise.
7622 (Target_i386::Relocate::relocate_tls): Likewise.
7623 * object.h (Got_offset_list): New class.
7624 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7625 (Sized_relobj::local_got_offset): Likewise.
7626 (Sized_relobj::set_local_got_offset): Likewise.
7627 (Sized_relobj::local_has_tls_got_offset): Removed.
7628 (Sized_relobj::local_tls_got_offset): Removed.
7629 (Sized_relobj::set_local_tls_got_offset): Removed.
7630 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7631 * output.cc (Output_data_got::add_global): Added got_type parameter.
7632 (Output_data_got::add_global_with_rel): Likewise.
7633 (Output_data_got::add_global_with_rela): Likewise.
7634 (Output_data_got::add_global_pair_with_rel): New function.
7635 (Output_data_got::add_global_pair_with_rela): New function.
7636 (Output_data_got::add_local): Added got_type parameter.
7637 (Output_data_got::add_local_with_rel): Likewise.
7638 (Output_data_got::add_local_with_rela): Likewise.
7639 (Output_data_got::add_local_pair_with_rel): New function.
7640 (Output_data_got::add_local_pair_with_rela): New function.
7641 (Output_data_got::add_global_tls): Removed.
7642 (Output_data_got::add_global_tls_with_rel): Removed.
7643 (Output_data_got::add_global_tls_with_rela): Removed.
7644 (Output_data_got::add_local_tls): Removed.
7645 (Output_data_got::add_local_tls_with_rel): Removed.
7646 (Output_data_got::add_local_tls_with_rela): Removed.
7647 * output.h (Output_data_got::add_global): Added got_type parameter.
7648 (Output_data_got::add_global_with_rel): Likewise.
7649 (Output_data_got::add_global_with_rela): Likewise.
7650 (Output_data_got::add_global_pair_with_rel): New function.
7651 (Output_data_got::add_global_pair_with_rela): New function.
7652 (Output_data_got::add_local): Added got_type parameter.
7653 (Output_data_got::add_local_with_rel): Likewise.
7654 (Output_data_got::add_local_with_rela): Likewise.
7655 (Output_data_got::add_local_pair_with_rel): New function.
7656 (Output_data_got::add_local_pair_with_rela): New function.
7657 (Output_data_got::add_global_tls): Removed.
7658 (Output_data_got::add_global_tls_with_rel): Removed.
7659 (Output_data_got::add_global_tls_with_rela): Removed.
7660 (Output_data_got::add_local_tls): Removed.
7661 (Output_data_got::add_local_tls_with_rel): Removed.
7662 (Output_data_got::add_local_tls_with_rela): Removed.
7663 * resolve.cc (Symbol::override_base_with_special): Removed
7664 reference to has_got_offset_ field.
7665 * symtab.cc (Symbol::init_fields): Replaced initialization
7666 of got_offset_ with got_offsets_. Removed initialization
7668 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7669 (Symbol::got_offset): Likewise.
7670 (Symbol::set_got_offset): Likewise.
7671 (Symbol::has_tls_got_offset): Removed.
7672 (Symbol::tls_got_offset): Removed.
7673 (Symbol::set_tls_got_offset): Removed.
7674 (Symbol::got_offset_): Removed.
7675 (Symbol::tls_mod_got_offset_): Removed.
7676 (Symbol::tls_pair_got_offset_): Removed.
7677 (Symbol::got_offsets_): New field.
7678 (Symbol::has_got_offset): Removed.
7679 (Symbol::has_tls_mod_got_offset): Removed.
7680 (Symbol::has_tls_pair_got_offset): Removed.
7681 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7682 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7684 (Target_x86_64::Scan::global): Likewise.
7685 (Target_x86_64::Relocate::relocate): Likewise.
7686 (Target_x86_64::Relocate::relocate_tls): Likewise.
7688 2008-03-25 Ben Elliston <bje@au.ibm.com>
7690 * yyscript.y: Fix spelling error in comment.
7692 2008-03-24 Ian Lance Taylor <iant@google.com>
7694 * options.h (class General_options): Define build_id option.
7695 * layout.h (class Layout): Declare write_build_id, create_note,
7696 create_build_id. Add build_id_note_ member.
7697 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7698 "libiberty.h", "md5.h", "sha1.h".
7699 (Layout::Layout): Initialize eh_frame_data_,
7700 eh_frame_hdr_section_, and build_id_note_.
7701 (Layout::finalize): Call create_build_id.
7702 (Layout::create_note): New function, broken out of
7703 Layout::create_gold_note.
7704 (Layout::create_gold_note): Call create_note.
7705 (Layout::create_build_id): New function.
7706 (Layout::write_build_id): New function.
7707 (Close_task_runner::run): Call write_build_id.
7709 * x86_64.cc: Correct license to GPLv3.
7711 2008-03-23 Ian Lance Taylor <iant@google.com>
7713 * options.cc: Include "demangle.h".
7714 (parse_optional_string): New function.
7715 (parse_long_option): Handle takes_optional_argument.
7716 (parse_short_option): Update dash_z initializer. Handle
7717 takes_optional_argument.
7718 (General_options::General_options): Initialize do_demangle_.
7719 (General_options::finalize): Set do_demangle_. Handle demangling
7721 * options.h (parse_optional_string): Declare.
7722 (struct One_option): Add optional_arg field. Update constructor.
7723 Update call constructor calls. Add takes_optional_argument
7725 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7726 (DEFINE_optional_string): Define.
7727 (General_options::demangle): Change from DEFINE_bool to
7728 DEFINE_optional_string.
7729 (General_options::no_demangle): New function.
7730 (General_options::do_demangle): New function.
7731 (General_options::set_do_demangle): New function.
7732 (General_options::execstack_status_): Move definition to end of
7734 (General_options::static_): Likewise.
7735 (General_options::do_demangle_): New field.
7736 * object.cc (big_endian>::get_symbol_location_info): Call
7737 Options::do_demangle, not Options::demangle.
7738 * symtab.cc (demangle): Likewise.
7740 2008-03-22 Ian Lance Taylor <iant@google.com>
7742 * gold.h: Include <cstddef> and <sys/types.h>
7743 * options.h: Include <cstring>.
7745 2008-03-21 Ian Lance Taylor <iant@google.com>
7747 * Added source code to GNU binutils.