1 2010-05-12 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4 attributes section only if there no attributes section after merging.
5 (Target_arm::merge_object_attributes): Move value of
6 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
8 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
9 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
10 and arm_attr_merge_7.stdout.
11 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
12 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
13 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
14 arm_attr_merge_7b.o): New rules.
15 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
17 * testsuite/Makefile.in: Regenerate.
18 * testsuite/arm_attr_merge.sh: New file.
19 * testsuite/arm_attr_merge_[67][ab].s: Same.
21 2010-05-05 Nick Clifton <nickc@redhat.com>
23 * po/es.po: Updated Spanish translation.
25 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
27 * Makefile.am (install-exec-local): Properly install gold as
29 * Makefile.in: Regenerated.
31 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
32 Nick Clifton <nickc@redhat.com>
34 * configure.ac (install_as_default): Define and set to false
35 unless --enable-gold or --enable-gold=both/gold has been
37 * configure: Regenerate.
39 * Makefile.am (install-exec-local): Install the executable as
40 'ld.gold'. If install_as_default is true then also install it as
42 * Makefile.in: Regenerated.
44 2010-04-24 Ian Lance Taylor <iant@google.com>
46 * layout.cc (Layout::layout_reloc): In relocatable link don't
47 combine reloc sections for grouped sections.
49 2010-04-23 Sriraman Tallam <tmsriram@google.com>
51 * gc.h (gc_process_relocs): Pass information on relocs pointing to
52 sections that are not ordinary to icf.
53 * icf.cc (get_section_contents): Handle relocation pointing to section
54 with no object or shndx information.
55 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
56 * testsuite/Makefile.in: Regenerate.
57 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
58 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
60 2010-04-22 Ian Lance Taylor <iant@google.com>
62 * expression.cc (Expression::Expression_eval_info): Add
63 result_alignment_pointer field.
64 (Expression::eval_with_dot): Add result_alignment_pointer
65 parameter. Change all callers.
66 (Expression::eval_maybe_dot): Likewise.
67 (class Binary_expression): Add alignment_pointer parameter to
68 left_value and right_value. Change all callers.
69 (BINARY_EXPRESSION): Set result alignment.
70 (class Trinary_expression): Add alignment_pointer parameter to
71 arg2_value and arg3_value. Change all callers.
72 (Trinary_cond::value): Set result alignment.
73 (Max_expression::value, Min_expression::value): Likewise.
74 (Align_expression::value): Likewise.
75 * script-sections.cc (class Sections_element): Add dot_alignment
76 parameter to set_section_addresses virtual function. Update
78 (class Output_section_element): Likewise.
79 (Script_sections::create_segments): Add dot_alignment parameter.
81 (Script_sections::create_segments_from_phdrs_clause): Likewise.
82 (Script_sections::set_phdrs_clause_addresses): Likewise.
83 * script-sections.h: Update declarations.
84 * script.h: Update declarations.
85 * output.h (Output_segment::set_minimum_p_align): Don't decrease
87 * testsuite/script_test_3.t: Set large alignment.
88 * testsuite/script_test_3.sh: Make sure that at least one LOAD
89 segment has expected alignment.
91 2010-04-22 Nick Clifton <nickc@redhat.com>
93 * po/gold.pot: Updated by the Translation project.
94 * po/vi.po: Updated Vietnamese translation.
96 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
98 * testsuite/Makefile.am (check_PROGRAMS): Add
99 icf_virtual_function_folding_test.
100 * testsuite/Makefile.in: Regenerated.
102 2010-04-15 Andrew Haley <aph@redhat.com>
104 * options.h (merge_exidx_entries): New option.
105 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
106 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
107 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
108 (Target_arm::merge_exidx_entries): New function.
109 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
110 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
111 to Arm_exidx_fixup constructor.
112 Add new arg, merge_exidx_entries.
113 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
114 Arm_output_section::fix_exidx_coverage.
116 2010-04-18 Sriraman Tallam <tmsriram@google.com>
118 * icf.cc (get_section_contents): Check for preemptible functions.
119 Ignore addend when appropriate.
120 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
122 (add_from_relobj): Check for section folded.
123 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
124 * symtab.h (should_add_dynsym_entry): Add new parameter.
125 * target-reloc.h (scan_relocs): Check for section folded.
126 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
127 Check reloc types for function pointers in shared objects.
128 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
130 (icf_preemptible_functions_test): New test case.
131 (icf_string_merge_test): New test case.
132 * testsuite.Makefile.in: Regenerate.
133 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
134 bar_glob. Refactor code.
135 * testsuite/icf_preemptible_functions_test.cc: New file.
136 * testsuite/icf_preemptible_functions_test.sh: New file.
137 * testsuite/icf_string_merge_test.cc: New file.
138 * testsuite/icf_string_merge_test.sh: New file.
139 * testsuite/icf_virtual_function_folding_test.cc: New file.
140 * testsuite/icf_virtual_function_folding_test.sh: New file.
142 2010-04-14 Doug Kwan <dougkwan@google.com>
144 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
145 for local symbol recounting if we remove a section due to ICF.
146 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
147 there are no regular objects in input.
149 2010-04-13 Doug Kwan <dougkwan@google.com>
151 * arm.cc (Arm_input_section::set_final_data_size): Compute
152 accurate final data size instead of using current data size.
154 2010-04-09 Doug Kwan <dougkwan@google.com>
156 * layout.cc (Layout::choose_output_section): Handle script section
158 (Layout::make_output_section_for_script): Add section type parameter.
159 Handle script section types.
160 * layout.h (Layout::make_output_section_for_script): Add section
162 * output.cc (Output_section::Output_section): Initialize data member
164 (Output_section::do_reset_address_and_file_offset): Do not set address
165 to 0 if section is a NOLOAD section.
166 * output.h (Output_section::is_noload): New method.
167 (Output_section::set_is_noload): Ditto.
168 (Output_section::is_noload_): New data member.
169 * script-c.h (Script_section_type): New enum type.
170 (struct Parser_output_section_header): Add new file section_type.
171 * script-sections.cc (Sections_element::output_section_name): Add
172 parameter for returning script section type.
173 (Output_section_definition::output_section_name): Ditto.
174 (Output_section_definition::section_type)P; New method.
175 (Output_section_definiton::script_section_type_name): Ditto.
176 (Output_section_definition::script_section_type_): New data member.
177 (Output_section_definition::Output_section_definition): Initialize
178 data member Output_section_definition::script_section_type_.
179 (Output_section_definition::create_sections): Pass script section type
180 to Layout::make_output_section_for_script.
181 (Output_section_definition::output_section_name): Return script
182 section type to caller.
183 (Output_section_definition::set_section_address): Do not advance
184 dot value and load address if section type is NOLOAD. Set address
185 of NOLOAD sections regardless of section flags.
186 (Output_section_definition::print): Print section type if it is
187 not SCRIPT_SECTION_TYPE_NONE.
188 (Output_section_definition::section_type): New method.
189 (Output_section_definition::script_section_type_name): Ditto.
190 (Script_sections::output_section_name): Add new parameter
191 PSECTION_TYPE for returning script section type. Pass it to
192 section elements. Handle discard sections.
193 (Sort_output_sections::operator()): Handle NOLOAD sections.
194 * script-sections.h (Script_sections::Section_type): New enum type.
195 (Script_sections::output_section_name): Add a new parameter for
196 returning script section type.
197 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
199 * yyscript.y (union): Add new field SECTION_TYPE.
200 (COPY, DSECT, INFO, NOLOAD): New tokens.
201 (opt_address_and_section_type): Change type to output_section_header.
202 (section_type): New non-terminal
203 (section_header): Handle section type.
204 (opt_address_and_section_type): Return section type value.
206 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
208 * testsuite/plugin_common_test_1.c (foo): Add prototype.
209 * testsuite/plugin_common_test_2.c (foo): Likewise.
211 2010-04-08 Doug Kwan <dougkwan@google.com>
213 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
215 * output.cc (Output_section::add_merge_input_section): Simplify
216 code and return status of Output_merge_base::add_input_section.
217 Update merge section map only if Output_merge_base::add_input_section
220 2010-04-07 Doug Kwan <dougkwan@google.com>
222 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
223 if section is marked as containing instructions but has no mapping
225 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
226 correct section index.
227 (Arm_relobj::find_linked_text_section): Ditto.
229 2010-04-07 Cary Coutant <ccoutant@google.com>
231 * archive.cc (include_member): Destroy Read_symbols_data object before
233 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
234 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
235 (Read_symbols_data::~Read_symbols_data) New destructor.
236 (Section_relocs::Section_relocs) New constructor.
237 (Section_relocs::~Section_relocs) New destructor.
238 (Read_relocs_data::Read_relocs_data) New constructor.
239 (Read_relocs_data::~Read_relocs_data) New destructor.
240 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
241 pointers to NULL after deleting.
243 2010-04-07 Doug Kwan <dougkwan@google.com>
245 * arm.cc: Replace "endianity" with "endianness" in comments.
246 (Arm_exidx_cantunwind): Ditto.
247 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
248 (Arm_relobj::merge_flags_and_attributes): New method.
249 (Arm_relobj::merge_flags_and_attributes_): New data member.
250 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
251 (Arm_relobj::scan_sections_for_stubs): Ditto.
252 (Arm_relobj::do_read_symbols): Check to see if we really want to
253 merge processor-specific flags and attributes. Exit early if
254 an object is empty except for section names and the undefined symbol.
255 (Target_arm::do_finalize_sections): Move check for ELF format to
256 Arm_relobj::do_read_symbols. Merge processor specific flags and
257 attributes from a regular object only when we have determined that
258 it is aapropriate. Do not create an .ARM.attributes section in
259 output if there is no regular input object.
260 (Target_arm::merge_processor_specific_flags): Check
261 --warn-mismatch before printing any error.
262 (Target_arm::merge_object_attributes): Ditto.
263 * gold.cc (queue_middle_tasks): Handle the case in which there is
264 no regular object in input.
265 * options.cc (General_options::parse_EB): New method.
266 (General_options::parse_EL): Same.
267 (General_options::General_options): Initialize endianness_.
268 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
270 (General_options::Endianness): New enum.
271 (General_options::endianness): New method.
272 (General_options::endianness_): New data member.
273 * parameters.cc (Parameters::set_options): Check target endianness.
274 (Parameters::set_target_once): Ditto.
275 (Parameters::check_target_endianness): New method.
276 (parameters_force_valid_target): If either -EL or -EB is specified,
277 use it to define endianness of default target.
278 * parameters.h (Parameters::check_target_endianness): New method
280 * target.h (class Target): Change "endianity" to "endianness"
283 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
285 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
286 * configure: Regenerate.
287 * Makefile.in: Regenerate.
288 * testsuite/Makefile.in: Regenerate.
290 2010-04-06 Cary Coutant <ccoutant@google.com>
293 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
294 prevailing definitions of common symbols.
295 * testsuite/plugin_test_6.sh: New test case.
296 * testsuite/plugin_common_test_1.c: New test case.
297 * testsuite/plugin_common_test_2.c: New test case.
298 * testsuite/Makefile.am (plugin_test_6): New test case.
299 * testsuite/Makefile.in: Regenerate.
301 2010-04-06 Nick Clifton <nickc@redhat.com>
303 * po/vi.po: New Vietnamese translation.
305 2010-03-30 Doug Kwan <dougkwan@google.com>
307 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
309 2010-03-25 Doug Kwan <dougkwan@google.com>
311 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
312 to avoid a conversion warning on a 32-bit host.
314 2010-03-24 Ian Lance Taylor <iant@google.com>
316 * testsuite/script_test_3.t: Add a TLS segment.
317 * testsuite/Makefile.am (check_PROGRAMS): Add
318 tls_phdrs_script_test.
319 (tls_phdrs_script_test_SOURCES): Define.
320 (tls_phdrs_script_test_DEPENDENCIES): Define.
321 (tls_phdrs_script_test_LDFLAGS): Define.
322 (tls_phdrs_script_test_LDADD): Define.
323 * testsuite/Makefile.in: Rebuild.
325 2010-03-23 Cary Coutant <ccoutant@google.com>
327 * fileread.cc (find_or_make_view): Fix comment.
329 2010-03-23 Ian Lance Taylor <iant@google.com>
331 * script-sections.cc (class Orphan_section_placement): Define
332 PLACE_TLS and PLACE_TLS_BSS.
333 (Orphan_section_placement::Orphan_section_placement): Initialize
335 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
336 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
337 (tls_script_test_SOURCES): Define.
338 (tls_script_test_DEPENDENCIES): Define.
339 (tls_script_test_LDFLAGS): Define.
340 (tls_script_test_LDADD): Define.
341 * testsuite/Makefile.in: Rebuild.
343 2010-03-22 Doug Kwan <dougkwan@google.com>
345 * arm.cc (Arm_relocate_functions::abs8,
346 Arm_relocate_functions::abs16): Use correct check for overflow
347 specified in the ARM ELF specs.
348 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
349 target of a BLX instruction specially.
350 (Reloc_stub::stub_type_for_reloc): Ditto.
351 (Relocate::relocate): Use symbolic names instead of numeric relocation
352 codes to report error.
353 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
355 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
356 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
357 thumb2_blx_out_of_range.stdout
358 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
359 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
360 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
361 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
362 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
363 thumb2_blx_in_range, thumb2_blx_in_range.o,
364 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
365 thumb2_blx_out_of_range.o): New rules.
366 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
367 thumb2_blx_in_range and thumb2_blx_out_of_range.
368 * testsuite/Makefile.in: Regenerate.
369 * arm_branch_in_range.sh: Add tests for THUMB BLX.
370 * testsuite/thumb_blx_in_range.s: New file.
371 * testsuite/thumb_blx_out_of_range.s: New file.
373 2010-03-22 Rafael Espindola <espindola@google.com>
375 * archive.cc (Should_include): Move to archive.h.
376 (should_include_member): Make it a member of Archive.
378 (Add_lib_group_symbols): New.
379 * archive.h: Include options.h.
380 (Archive_member): Moved from Archive.
381 (Should_include): Moved from archive.cc.
383 (Add_lib_group_symbols): New.
384 * dynobj.cc (do_should_include_member): New.
385 * dynobj.h (do_should_include_member): New.
386 * gold.cc (queue_initial_tasks): Update call to queue.
387 * main.cc (main): Print lib group stats.
388 * object.cc (do_should_include_member): New.
389 * object.h: Include archive.h.
390 (Object::should_include_member): New.
391 (Object::do_should_include_member): New.
392 (Sized_relobj::do_should_include_member): New.
393 * options.cc (General_options::parse_start_lib): New.
394 (General_options::parse_end_lib): New.
395 (Input_arguments::add_file): Handle lib groups.
396 (Input_arguments::start_group): Check we are not in a lib.
397 (Input_arguments::start_lib): New.
398 (Input_arguments::end_lib): New.
399 * options.h (General_options): Add start_lib and end_lib.
400 (Input_argument::lib_): New.
401 (Input_argument::lib): New.
402 (Input_argument::is_lib): New.
403 (Input_file_lib): New.
404 (Input_arguments::in_lib_): New.
405 (Input_arguments::in_lib): New.
406 (Input_arguments::start_lib): New.
407 (Input_arguments::end_lib_): New.
408 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
409 in unused members as preempted.
410 (Sized_pluginobj::do_should_include_member): New.
411 * plugin.h (Sized_pluginobj::do_should_include_member): New.
412 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
414 (Read_symbols::do_whole_lib_group): New.
415 (Read_symbols::do_lib_group): New.
416 (Read_symbols::do_read_symbols): Handle lib groups.
417 (Read_symbols::get_name): Handle lib groups.
418 * readsyms.h (Read_symbols): Add an archive member pointer.
419 (Read_symbols::do_whole_lib_group): New.
420 (Read_symbols::do_lib_group): New.
421 (Read_symbols::member_): New.
422 * script.cc (read_input_script): Update call to queue_soon.
424 2010-03-19 Doug Kwan <dougkwan@google.com>
426 * arm.cc (Stub_table::Stub_table): Initialize new data members
427 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
428 (Stub_table::add_reloc_stub): Assign stub offset and update
429 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
430 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
432 (Stub_table::update_data_size_and_addralign): Use
433 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
434 instead of going over all reloc stubs.
435 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
436 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
437 Stringpool_template::offset_ to size of Stringpool_char.
438 (Stringpool_template::new_key_offset): Remove code to initialize
439 Stringpool_template::offset_.
440 * stringpool.h (Stringpool_template::set_no_zero_null): Set
441 Stringpool_template::offset_ to zero.
443 2010-03-15 Doug Kwan <dougkwan@google.com>
445 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
447 (Stringpool_template::new_key_offset): New method.
448 (Stringpool_template::add_string): Assign offsets when adding new
450 (Stringpool_template::set_string_offsets): Do not set string offsets
452 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
454 (Chunked_vector::clear): Clear size_.
455 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
456 (Chunked_vector::size): Return size_.
457 (Chunked_vector::push_back): Use size_ to find insert position.
458 (Chunked_vector::size_): New data member.
459 (Stringpool_template::set_no_zero_null): Assert string set is empty.
460 (Stringpool_template::new_key_offset): New method declaration.
461 (Stringpool_template::offset_): New data member.
463 2010-03-15 Rafael Espindola <espindola@google.com>
465 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
466 Add_symbols' constructor.
467 * readsyms.h (Add_symbols): Remove the input_group member.
469 2010-03-10 Ian Lance Taylor <iant@google.com>
471 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
472 target to ask whether a reference to a symbol requires a stack
474 * target.h (Target::is_call_to_non_split): New function.
475 (Target::do_is_call_to_non_split): Declare virtual function.
476 * target.cc: Include "symtab.h".
477 (Target::do_is_call_to_non_split): New function.
478 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
480 2010-03-10 Cary Coutant <ccoutant@google.com>
482 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
483 (File_read::open[1]): Remove initial mapping of whole_file_view_.
484 (File_read::open[2]): Add whole_file_view_ to list of views.
485 (File_read::make_view): Remove test of whole_file_view_.
486 (File_read::find_or_make_view): Create whole_file_view_ if
488 (File_read::clear_views): Replace bool parameter with enum;
489 adjust all callers. Don't delete views with permanent data;
490 do delete cached views and views from archives if
491 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
492 if clearing the corresponding view.
493 * fileread.h (File_read::Clear_views_mode): New enum.
494 (File_read::View::is_permanent_view): New method.
495 (File_read::clear_views): Replace bool parameter
496 with enum; adjust all callers.
497 * options.h (General_options): Change keep_files_mapped option;
499 * readsyms.cc (Add_symbols::run): Delete sd_ object before
501 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
504 2010-03-10 David S. Miller <davem@davemloft.net>
506 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
508 2010-03-09 Sriraman Tallam <tmsriram@google.com>
510 * icf.cc (get_section_contents): Add '@' marker after processing the
513 2010-03-08 Doug Kwan <dougkwan@google.com>
515 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
516 due to a conversion warning.
517 (Arm_relobj::update_output_local_symbol_count): Check for local
518 symbol with unset output index.
520 2010-03-05 Ian Lance Taylor <iant@google.com>
522 * options.h (class General_options): Add --spare-dynamic-tags.
523 * output.cc (Output_data_dynamic::set_final_data_size): Implement
524 --spare-dynamic-tags.
526 2010-03-05 Ian Lance Taylor <iant@google.com>
528 * incremental.cc: Include "libiberty.h".
530 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
532 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
533 function, is_info_ member.
534 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
535 (Versions::Versions): Update caller.
536 (Versions::define_base_version): Likewise.
537 (Versions::add_def): Likewise.
539 2010-03-03 Sriraman Tallam <tmsriram@google.com>
541 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
542 (Scan::possible_function_pointer_reloc): New function.
543 (Scan::local_reloc_may_be_function_pointer): Change to call
544 possible_function_pointer_reloc.
545 (Scan::global_reloc_may_be_function_pointer): Ditto.
546 * icf.h (Icf::check_section_for_function_pointers): Change to reject
547 relocations in ".data.rel.ro._ZTV" section.
548 * testsuite/icf_safe_so_test.sh: Change to pass i386.
549 * testsuite/icf_safe_so_test.cc: Ditto.
550 * testsuite/icf_safe_test.cc: Ditto.
551 * testsuite/icf_safe_test.sh: Ditto.
553 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
554 Ian Lance Taylor <iant@google.com>
556 * target-reloc.h (relocate_section): Check the symbol table index
557 for -1U before setting the local symbol index.
558 (scan_relocatable_relocs): If copying the relocation, record that
559 the local symbol is required.
560 * object.h (Symbol_value::is_output_symtab_index_set): New
562 (Symbol_value::may_be_discarded_from_output_symtab): New
564 (Symbol_value::has_output_symtab_entry): New function.
565 (Symbol_value::needs_output_symtab_entry): Remove.
566 (Symbol_value::output_symtab_index): Make sure the symbol index is
568 (Symbol_value::set_output_symtab_index): Make sure the symbol
569 index is not set. Make sure the new index is valid.
570 (Symbol_value::set_must_have_output_symtab_entry): New function.
571 (Symbol_value::has_output_dynsym_entry): New function.
572 (Symbol_value::set_output_dynsym_index): Make sure the new index
574 (Sized_relobj::set_must_have_output_symtab_entry): New function.
575 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
576 local symbol if permitted.
577 (Sized_relobj::do_finalize_local_symbols): Call
578 is_output_symtab_index_set rather than needs_output_symtab_entry.
579 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
580 rather than needs_output_symtab_entry. Call
581 has_output_dynsym_entry rather than needs_output_dynsym_entry.
582 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
583 is_output_symtab_index_set rather than needs_output_symtab_entry.
584 * testsuite/discard_locals_relocatable_test.c: New file.
585 * testsuite/discard_locals_test.sh: Test -r.
586 * testsuite/Makefile.am (check_DATA): Add
587 discard_locals_relocatable_test1.syms,
588 discard_local_relocatable_test2.syms.
589 (MOSTLYCLEANFILES): Likewise. Also add
590 discard_locals_relocatable_test1.lout and
591 discard_locals_relocatable_test2.out.
592 (discard_locals_relocatable_test1.syms): New target.
593 (discard_locals_relocatable_test.o): New target.
594 (discard_locals_relocatable_test1.out): New target.
595 (discard_locals_relocatable_test2.syms): New target.
596 (discard_locals_relocatable_test2.out): New target.
597 (various): Add missing ../ld-new dependencies.
598 * testsuite/Makefile.in: Rebuild.
600 2010-03-03 Nick Clifton <nickc@redhat.com>
602 * po/fi.po: New Finnish translation.
604 2010-03-01 Doug Kwan <dougkwan@google.com>
606 * layout.cc (Layout::Layout): Force section types of .init_array*,
607 .preinit_array* and .fini_array* sections.
608 * output.cc (Output_section::Input_section_sort_entry::has_priority):
609 Fix check of return value of std::string::find.().
610 (Output_section::Input_section_sort_compare::operator()): Remove
611 comment about .init_array.
612 (Output_section::Input_section_sort_init_fini_compare::operator()):
614 (Output_section::sort_attached_input_sections): Handle .init_array
615 and .fini_array specially.
616 * output.h (Output_section::Inut_section_sort_compare): Update
618 (Output_section::Input_section_sort_init_fini_compare): New struct.
620 2010-02-26 Doug Kwan <dougkwan@google.com>
622 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
623 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
624 * testsuite/debug_msg.sh: Avoid matching source line number for
625 use of global variable undef_int.
627 2010-02-26 Doug Kwan <dougkwan@google.com>
629 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
630 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
631 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
632 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
633 * options.cc (General_options::General_options): Initialize member
635 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
636 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
637 and rm_no_fix_v4bx.stdout
638 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
639 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
640 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
641 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
643 * Makefile.in: Regenerate.
644 * testsuite/arm_fix_v4bx.s: New file.
645 * testsuite/arm_fix_v4bx.sh: Ditto.
647 2010-02-24 Doug Kwan <dougkwan@google.com>
649 * arm.cc (Target_arm::got_section): Make the .got section the first
650 non RELRO section in the data segment.
651 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
652 suffixes of section names.
654 2010-02-24 Doug Kwan <dougkwan@google.com>
656 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
657 flags and attributes merging if an input file is a binary file.
658 * fileread.cc (Input_file::open): Record format of original file.
659 * fileread.h (Input_file::Format): New enum type.
660 (Input_file::Input_file): Initialize data member format_.
661 (Input_file::format): New method definition.
662 (Input_file::format_):: New data member.
664 2010-02-24 Doug Kwan <dougkwan@google.com>
666 * arm.cc (Arm_output_data_got): New class.
667 (ARM_TCB_SIZE): New constant
668 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
669 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
670 If user uses a script with a SECTIONS clause, issue only a warning
671 for a misplaced EXIDX input section. Otherwise, issue an error.
672 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
674 (Target_arm::got_mode_index_entry): Handle static linking.
675 (Target_arm::Scan::local): Ditto.
676 (Target_arm::Scan::global): Ditto.
677 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
678 all incorrectly implemented relocations.
679 (Target_arm::fix_exidx_coverage): Pass layout to
680 Arm_output_section::fix_exidx_coverage.
681 * layout.cc (Layout::section_name_mapping): Remove trailing dots
682 from ".ARM.exidx." and ".ARM.extab.".
684 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
686 * arm.cc (Target_arm::do_finalize_sections): Create attribute
687 section if it does not already exist.
688 * attributes.cc (Attributes_section_data::Attributes_section_data):
689 Don't crash if size is zero.
691 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
692 Ian Lance Taylor <iant@google.com>
694 * gold.cc (queue_middle_tasks): If no input files were opened,
696 * workqueue.h (Task_function::Task_function): Assert that there is
699 2010-02-22 Doug Kwan <dougkwan@google.com>
701 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
702 * icf.cc (get_section_contents): Cast snprintf arguments to long long
703 types to avoid warnings due to different uint64_t implementations
706 2010-02-21 Doug Kwan <dougkwan@google.com>
708 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
709 handling of the maximum backward branch offset.
710 (Arm_relocate_functions::thumb_branch_common): Ditto.
711 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
712 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
713 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
714 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
715 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
716 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
717 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
718 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
719 thumb_bl_out_of_range thumb_bl_out_of_range.o,
720 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
721 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
722 thumb2_bl_out_of_range.o): New rules.
723 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
724 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
725 thumb2_bl_out_of_range
726 * testsuite/Makefile.in: Regenerate.
727 * testsuite/arm_bl_in_range.s: New file.
728 * testsuite/arm_bl_out_of_range.s: Ditto.
729 * testsuite/arm_branch_in_range.sh: Ditto.
730 * testsuite/arm_branch_range.t: Ditto.
731 * testsuite/thumb2_branch_range.t: Ditto.
732 * testsuite/thumb_bl_in_range.s: Ditto.
733 * testsuite/thumb_bl_out_of_range.s: Ditto.
734 * testsuite/thumb_branch_range.t: Ditto.
736 2010-02-20 Sriraman Tallam <tmsriram@google.com>
738 * gc.h (gc_process_relocs): Change vectors to point to the new list.
739 Add reloc offset information.
740 * icf.cc (get_section_contents): Change iterators to point to the new
741 vectors. Add reloc offset information to the contents.
742 * icf.h (Icf::Sections_reachable_info): New typedef.
743 (Icf::Sections_reachable_list): New typedef.
744 (Icf::Offset_info): New typedef.
745 (Icf::Reloc_info): New struct typedef.
746 (Icf::Reloc_info_list): New typedef.
747 (Icf::symbol_reloc_list): Delete method.
748 (Icf::addend_reloc_list): Delete method.
749 (Icf::section_reloc_list): Delete method.
750 (Icf::reloc_info_list): New method.
751 (Icf::reloc_info_list_): New member.
753 2010-02-19 Doug Kwan <dougkwan@google.com>
755 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
756 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
757 * arm.cc (Arm_relocation_functions): New forward declaration.
758 (Target_arm::Target_arm): Initialize new data members
759 got_mod_index_offset_ and tls_base_symbol_defined_.
760 (Target_arm::Relocate::relocate_tls): New method.
761 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
762 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
764 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
765 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
766 (Target_arm::got_mod_index_offset_,
767 Target_arm::tls_base_symbol_defined_): New data members.
768 (Target_arm::Scan::local, Target::Scan::global,
769 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
772 2010-02-18 Doug Kwan <dougkwan@google.com>
774 * arm.cc (Arm_relobj::find_linked_text_section): New method.
775 (Arm_relobj::make_exidx_input_section): Pass section index of linked
776 text section as a parameter becuase some broken tools may not set
777 the link in section header.
778 (Target_arm::has_got_section): New method.
779 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
780 without any mapping symbol as data only. Remove warning.
781 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
782 link in its section header, try to discover the link by inspecting the
783 REL31 relocation at the beginning of the section.
784 (Target_arm::Scan::check_non_pic): Report name of offending relocation
786 (Target_arm::Scan::global): Treat any reference to the symbol
787 _GLOBAL_OFFSET_TABLE_ as a GOT access.
789 2010-02-12 Sriraman Tallam <tmsriram@google.com>
791 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
792 (Scan::global_reloc_may_be_function_pointer): New function.
793 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
794 (Scan::global_reloc_may_be_function_pointer): New function.
795 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
796 (Scan::global_reloc_may_be_function_pointer): New function.
797 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
798 (Scan::global_reloc_may_be_function_pointer): New function.
799 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
800 (Scan::global_reloc_may_be_function_pointer): New function.
801 (Scan::possible_function_pointer_reloc): New function.
802 (Target_x86_64::can_check_for_function_pointers): New function.
803 * gc.h (gc_process_relocs): Scan relocation types to determine if
804 function pointers were taken for targets that support it.
805 * icf.cc (Icf::find_identical_sections): Include functions for
806 folding in safe ICF whose pointer is not taken.
807 * icf.h (Secn_fptr_taken_set): New typedef.
808 (fptr_section_id_): New member.
809 (section_has_function_pointers): New function.
810 (set_section_has_function_pointers): New function.
811 (check_section_for_function_pointers): New function.
812 * options.h: Fix comment for safe ICF option.
813 * target.h (can_check_for_function_pointers): New function.
814 * testsuite/Makefile.am: Add icf_safe_so_test test case.
815 Modify icf_safe_test for X86-64.
816 * testsuite/Makefile.in: Regenerate.
817 * testsuite/icf_safe_so_test.cc: New file.
818 * testsuite/icf_safe_so_test.sh: New file.
819 * testsuite/icf_safe_test.cc (kept_func_3): New function.
820 (main): Change to take pointer to function kept_func_3.
821 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
822 folding is done correctly for X86-64.
824 2010-02-12 David S. Miller <davem@davemloft.net>
826 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
827 is_symbolless parameter.
828 (Output_reloc<SHT_REL>::is_symbolless): New.
829 (Output_reloc<SHT_REL>::is_symbolless_): New.
830 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
831 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
832 (Output_reloc<SHT_RELA>::is_symbolless): New.
833 (Output_data_reloc::add_global): Handle is_symbolless.
834 (Output_data_reloc::add_global_relative): Likewise.
835 (Output_data_reloc::add_local): Likewise.
836 (Output_data_reloc::add_local_relative): Likewise.
837 (Output_data_reloc::add_symbolless_global_addend): New.
838 (Output_data_reloc::add_symbolless_local_addend): New.
839 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
841 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
842 instead of ->is_relative_
843 (Output_reloc::write): Likewise.
844 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
845 (Output_reloc::write_rel): Simplify.
847 * sparc.cc (Target_sparc::Scan::local): Use
848 ->add_symbolless_local_addend as needed.
849 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
850 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
851 based upon relocation offset.
853 2010-02-11 Doug Kwan <dougkwan@google.com>
855 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
856 (Target_arm::Scan::global): Ditto. Also remove a comment before the
857 beginning of function.
858 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
859 and MOVT_ABS relocations. Those are non issued in scanning. Fix
860 parameter is_32bit in calls to should_apply_static_reloc.
861 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
862 (check_DATA): Add arm_abs_global.stdout.
863 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
864 arm_abs_global.stdout): New rules.
865 (MOSTLLYCLEANFILES): Add arm_abs_global
866 * Makefile.in: Regenerate.
867 * testsuite/arm_abs_global.s: New file.
868 * testsuite/arm_abs_global.sh: Ditto.
869 * testsuite/arm_abs_lib.s: Ditto.
871 2010-02-11 Ian Lance Taylor <iant@google.com>
873 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
875 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
876 Allocate_commons_task first.
877 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
878 task, rather than symtab_lock_.
879 (Gc_process_relocs::~Gc_process_relocs): New function.
880 (Gc_process_relocs::is_runnable): Check this_blocker_.
881 (Gc_process_relocs::locks): Use next_blocker_ rather than
883 (Scan_relocs::~Scan_relocs): New function.
884 (Scan_relocs::is_runnable): Check this_blocker_ rather than
886 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
888 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
889 fields. Add this_blocker_ and next_blocker_ fields. Adjust
890 constructor accordingly.
891 (class Gc_process_relocs): Likewise.
892 (class Scan_relocs): Likewise.
893 * common.h (class Allocate_commons_task): Remove symtab_lock_
894 field, and corresponding constructor parameter.
895 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
897 (Allocate_commons_task::locks): Likewise.
899 2010-02-11 Ian Lance Taylor <iant@google.com>
901 * gold-threads.h (class Once): Define.
902 (class Initialize_lock): Rewrite as child of Once.
903 * gold-threads.cc (class Once_initialize): Define.
904 (once_pointer_control): New static variable.
905 (once_pointer, once_arg): New static variables.
906 (c_run_once): New static function.
907 (Once::Once, Once::run_once, Once::internal_run): New functions.
908 (class Initialize_lock_once): Remove.
909 (initialize_lock_control): Remove.
910 (initialize_lock_pointer): Remove.
911 (initialize_lock_once): Remove.
912 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
913 (Initialize_lock::initialize): Rewrite.
914 (Initialize_lock::do_run_once): New function.
915 * archive.cc (Archive::interpret_header): Only clear name if it is
917 * fileread.cc: Include "gold-threads.h"
918 (file_counts_lock): New static variable.
919 (file_counts_initialize_lock): Likewise.
920 (File_read::release): Only increment counts when using --stats.
921 Use a lock around the increment.
922 * parameters.cc (class Set_parameters_target_once): Define.
923 (set_parameters_target_once): New static variable.
924 (Parameters::Parameters): Move here from parameters.h.
925 (Parameters::set_target): Rewrite.
926 (Parameters::set_target_once): New function.
927 (Parameters::clear_target): Move here and rewrite.
928 * parameters.h (class Parameters): Update declarations. Add
929 set_parameters_target_once_ field.
930 (Parameters::Parameters): Move to parameters.cc.
931 (Parameters::clear_target): Likewise.
932 * readsyms.cc (Read_symbols::do_group): Create a Start_group
934 (Start_group::~Start_group): New function.
935 (Start_group::is_runnable): New function.
936 (Start_group::locks, Start_group::run): New functions.
937 (Finish_group::run): Change saw_undefined to size_t.
938 * readsyms.h (class Start_group): Define.
939 (class Finish_group): Change saw_undefined_ field to size_t.
940 (Finish_group::Finish_group): Remove saw_undefined and
941 this_blocker parameters. Change all callers.
942 (Finish_group::set_saw_undefined): New function.
943 (Finish_group::set_blocker): New function.
944 * symtab.h (class Symbol_table): Change saw_undefined to return
945 size_t. Change saw_undefined_ field to size_t.
946 * target-select.cc (Set_target_once::do_run_once): New function.
947 (Target_selector::Target_selector): Initialize set_target_once_
948 field. Don't initialize lock_ and initialize_lock_ fields.
949 (Target_selector::instantiate_target): Rewrite.
950 (Target_selector::set_target): New function.
951 * target-select.h (class Set_target_once): Define.
952 (class Target_selector): Update declarations. Make
953 Set_target_once a friend. Remove lock_ and initialize_lock_
954 fields. Add set_target_once_ field.
956 2010-02-10 Ian Lance Taylor <iant@google.com>
958 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
960 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
961 (queue_middle_tasks): Add all blockers before queueing any tasks.
962 (queue_final_tasks): Likewise.
963 * token.h (Task_token::add_blockers): New function.
964 * object.h (Input_objects::number_of_relobjs): New function.
966 2010-02-10 Ian Lance Taylor <iant@google.com>
968 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
969 shared, not if not position independent.
970 * x86_64.cc (Relocate::relocate_tls): Likewise.
971 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
972 (tls_pie_pic_test): New target.
973 * testsuite/Makefile.in: Rebuild.
975 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
976 (tls_test_main_pie.o, tls_test_pie.o): New targets.
977 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
978 * testsuite/Makefile.in: Rebuild.
980 2010-02-09 David S. Miller <davem@davemloft.net>
982 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
983 R_SPARC_RELATIVE using ->add_local_relative().
984 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
986 * output.h (Output_data_dynamic::add_section_size): New method
987 that takes two Output_data objects.
988 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
989 entry param. Handle it in initializers.
990 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
991 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
992 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
994 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
995 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
996 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
997 for dynrel_includes_plt.
998 * i386.cc (Target_i386::do_finalize_sections): Likewise.
999 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1000 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1002 (Target_sparc::do_finalize_sections): Update to pass true for
1003 dynrel_includes_plt.
1004 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1005 output before .rela.plt
1006 (Target_powerpc::do_finalize_sections): Update to pass true for
1007 dynrel_includes_plt when 32-bit.
1009 2010-02-08 Doug Kwan <dougkwan@google.com>
1011 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1013 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1014 Arm_relobj::scan_section_for_cortex_a8_stubs,
1015 Arm_relobj::do_relocation_section): Instead of calling
1016 Output_section::output_address, use faster
1017 Arm_relobj::simple_input_section_output_address.
1019 2010-02-08 David S. Miller <davem@davemloft.net>
1021 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1022 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1023 relocation helper function.
1025 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1026 just like R_SPARC_GOT{10,13,22}.
1027 (Target_sparc::Scan::local): Likewise.
1028 (Target_sparc::Relocate:relocate): Likewise.
1030 2010-02-06 Ian Lance Taylor <iant@google.com>
1032 * configure.ac: Rewrite targetobjs duplicate removal code to use
1033 only shell constructs.
1034 * configure: Rebuild.
1036 2010-02-05 Doug Kwan <dougkwan@google.com>
1039 * arm.cc (Arm_relobj::section_is_scannable): New method.
1040 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1041 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1043 2010-02-04 Doug Kwan <dougkwan@google.com>
1046 * arm-reloc-property.cc (cstdio): Include.
1047 * configure.ac (targetobjs): Remove duplicates.
1048 * configure: Regenerate.
1049 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1050 big and little endian version for a given address size.
1052 2010-02-03 Doug Kwan <dougkwan@google.com>
1054 * arm-reloc-property.cc
1055 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1057 * arm-reloc-property.h
1058 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1059 New method definition.
1060 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1062 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1064 (GOT_PREL): Change implemented to Y.
1065 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1066 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1067 (Arm_relocate_functions::movw_abs_nc): Remove method.
1068 (Arm_relocate_functions::movt_abs): Ditto.
1069 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1070 (Arm_relocate_functions::thm_movt_abs): Ditto.
1071 (Arm_relocate_functions::movw_rel_nc): Ditto.
1072 (Arm_relocate_functions::movw_rel): Ditto.
1073 (Arm_relocate_functions::movt_rel): Ditto.
1074 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1075 (Arm_relocate_functions:thm_movw_rel): Ditto.
1076 (Arm_relocate_functions:thm_movt_rel): Ditto.
1077 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1078 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1079 New method definitions.
1080 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1081 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1082 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1083 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1084 (Target_arm::Relocate::relocate): Check for non-static or
1085 unimplemented relocation code and exit early. Change calls to
1086 Target_arm::reloc_uses_thumb_bit and
1087 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1088 instead. Refactor code to handle similar relocations to increase
1089 code sharing. Remove check for unsupported relocation code in switch
1091 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1092 relocation property table to find out size. Change error message to
1093 print out the name of a relocation code instead of the numeric value.
1094 (Target_arm::scan_reloc_for_stub): Use relocation property table
1095 instead of calling Target_arm::reloc_uses_thumb_bit().
1097 2010-02-02 Doug Kwan <dougkwan@google.com>
1099 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1100 types of relaxed input section.
1102 2010-02-02 Doug Kwan <dougkwan@google.com>
1104 * Makefile.am (HFILES): Add arm-reloc-property.h.
1106 (TARGETSOURCES): Add arm-reloc-property.cc
1107 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1108 (libgold_a_SOURCES): $(DEFFILES)
1109 * Makefile.in: Regenerate.
1110 * arm-reloc-property.cc: New file.
1111 * arm-reloc-property.h: New file.
1112 * arm-reloc.def: New file.
1113 * arm.cc: Update comments.
1114 (arm-reloc-property.h): New included header.
1115 (arm_reloc_property_table): New global variable.
1116 (Target_arm::do_select_as_default_target): New method definition.
1117 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1118 arm-reloc-property to targ_extra_obj.
1119 * parameters.cc (set_parameters_target): Call
1120 Target::select_as_default_target().
1121 * target.h (Target::select_as_default_target): New method definition.
1122 (Target::do_select_as_default_target): Same.
1124 2010-02-01 Doug Kwan <dougkwan@google.com>
1126 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1127 first_output_text_section_.
1128 (Arm_exidx_fixup::first_output_text_section): New method definition.
1129 (Arm_exidx_fixup::first_output_text_section_): New data member.
1130 (Arm_exidx_fixup::process_exidx_section): Record the first text
1131 output section seen.
1132 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1133 and entsize in output section header.
1135 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1137 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1138 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1139 (Arm_relocate_functions::thm_alu11): New Method.
1140 (Arm_relocate_functions::thm_pc8): New Method.
1141 (Arm_relocate_functions::thm_pc12): New Method.
1142 (Target_arm::Scan::local): Handle the relocations.
1143 (Target_arm::Scan::global): Likewise.
1144 (Target_arm::Relocate::relocate): Likewise.
1145 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1147 2010-01-29 Doug Kwan <dougkwan@google.com>
1149 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1150 of relocation types as ld.
1152 2010-01-29 Doug Kwan <dougkwan@google.com>
1154 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1156 (Arm_relocate_functions::thumb_branch_common): Ditto.
1157 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1158 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1159 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1160 Arm_relocate_functions::jump24): Remove.
1161 (Target_arm::Relocate::relocate): Adjust code to call
1162 Arm_relocation_functions::arm_branch_common and
1163 Arm_relocation_functions::thumb_branch_common instead of their removed
1164 wrappers. Merge switch-cases together to reduce source code size.
1166 2010-01-29 Doug Kwan <dougkwan@google.com>
1168 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1169 output_local_symbol_count_needs_update_.
1170 (Arm_relobj::output_local_symbol_count_needs_update,
1171 Arm_relobj::set_output_local_symbol_count_needs_update,
1172 Arm_relobj::update_output_local_symbol_count): New methods.
1173 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1175 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1176 of pointed function as in a R_ARM_PREL31 relocation.
1177 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1178 for output local symbol count updating.
1179 (Target_arm::do_relax): Update output local symbol counts in objects
1181 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1183 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1185 * arm.cc: Added support for the ARM relocations:
1186 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1187 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1188 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1190 (Arm_relocate_functions::movw_rel): New method.
1191 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1192 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1194 (Arm_relocate_functions::thm_movw_rel): New method.
1195 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1197 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1199 (Target_arm::Scan::global): Likewise.
1200 (Target_arm::Relocate::relocate): Likewise.
1201 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1204 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1206 * arm.cc: Added support for ARM group relocations.
1207 (Target_arm::reloc_needs_sym_origin): New method.
1208 (Arm_relocate_functions::calc_grp_kn): New method.
1209 (Arm_relocate_functions::calc_grp_residual): New method.
1210 (Arm_relocate_functions::calc_grp_gn): New method.
1211 (Arm_relocate_functions::arm_grp_alu): New Method.
1212 (Arm_relocate_functions::arm_grp_ldr): New Method.
1213 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1214 (Arm_relocate_functions::arm_grp_ldc): New Method.
1215 (Target_arm::Scan::local): Handle the ARM group relocations.
1216 (Target_arm::Scan::global): Likewise.
1217 (Target_arm::Relocate::relocate): Likewise.
1218 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1221 2010-01-26 Doug Kwan <dougkwan@google.com>
1223 * arm.cc (set): Include.
1224 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1226 (Arm_output_section::Text_section_list): New type.
1227 (Arm_output_section::append_text_sections_to_list): New method.
1228 (Arm_output_section::fix_exidx_coverage): Ditto.
1229 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1230 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1231 Relobj::set_section_offset() instead of
1232 Sized_relobj::invalidate_section_offset().
1233 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1234 parameter for section headers. Ignore relocation sections for
1235 unallocated sections and EXIDX sections.
1236 (Target_arm::fix_exidx_coverage): New method.
1237 (Target_arm::output_section_address_less_than): New type.
1238 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1239 linked text section instead of the EXIDX section.
1240 (Arm_output_section::create_stub_group): Add an assertion to check
1241 that this is not an EXIDX output section.
1242 (Arm_output_section::append_text_sections_to_list): New method.
1243 (Arm_output_section::fix_exidx_coverage): Ditto.
1244 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1245 Arm_relobj::section_needs_reloc_stub_scanning.
1246 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1248 (Target_arm::fix_exidx_coverage): New method.
1249 * object.h (Relobj::set_output_section): New method.
1250 (Sized_relobj::invalidate_section_offset): Remove method.
1251 (Sized_relobj::do_invalidate_section_offset): Remove method.
1252 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1254 2010-01-25 Doug Kwan <dougkwan@google.com>
1256 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1257 Fix warning due to signed and unsigned comparison on a 32-bit host.
1259 2010-01-22 Doug Kwan <dougkwan@google.com>
1261 * arm.cc (Target_arm::do_relax): Record an output section for section
1262 offset adjustment it contains any stub table that has changed.
1263 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1264 offsets in an output section if necessary.
1265 * output.cc (Output_section::Output_section): Initialize
1266 section_offsets_need_adjustments_.
1267 (Output_section::add_input_section_for_script): Renamed to
1268 Output_section::add_simple_input_section.
1269 (Output_section::save_states): Add a comment.
1270 (Output_section::discard_states): New method defintion.
1271 (Output_section::adjust_section_offsets): Same.
1272 * output.h (Output_section::add_input_section_for_script): Renamed to
1273 Output_section::add_simple_input_section.
1274 (Output_section::discard_states): New method declaration.
1275 (Output_section::adjust_section_offsets): Same.
1276 (Output_section::section_offsets_need_adjustment,
1277 Output_section::set_section_offsets_need_adjustment): New method
1279 (Output_section::section_offsets_need_adjustment_): New data member.
1280 * script-sections.cc
1281 (Output_section_element_input::set_section_address): Adjust code for
1282 renaming of Output_section::add_input_section_for_script.
1283 (Orphan_output_section::set_section_address): Same.
1285 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1287 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1288 Fix_v4bx enum values .
1289 * gold/options.h (General_options): New option definitions.
1290 (General_options::fix_v4bx): New method.
1291 (General_options::Fix_v4bx): New enum.
1292 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1293 (General_options::parse_fix_v4bx_interworking): New method.
1295 2010-01-22 Doug Kwan <dougkwan@google.com>
1297 * arm.cc (Arm_exidx_fixup): New class.
1299 2010-01-21 Doug Kwan <dougkwan@google.com>
1301 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1303 (Arm_exidx_section_offset_map): New type.
1305 2010-01-21 Doug Kwan <dougkwan@google.com>
1307 * arm.cc (Arm_exidx_input_section): New class.
1308 (Arm_relobj::exidx_input_section_by_link,
1309 Arm_relobj::exidx_input_section_by_shndx,
1310 Arm_relobj::make_exidx_input_section): New methods.
1311 (read_arm_attributes_section): Remove.
1312 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1313 information about them.
1314 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1317 2010-01-20 Doug Kwan <dougkwan@google.com>
1319 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1320 Input_section_specifier to Section_id.
1321 (Target_arm::new_arm_input_section: Adjust code for change of key
1323 (Target_arm::find_arm_input_section): Ditto.
1324 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1325 (Section_id): Remove.
1326 (Garbage_collection::Section_id_hash): Remove.
1327 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1328 (Section_id): Remove.
1329 (Icf::Section_id_hash): Remove.
1330 * object.h (Section_id, Const_section_id, Section_id_hash,
1331 Const_section_id_hash): New type definitions.
1332 * output.cc (Output_section::add_relaxed_input_section): Change to
1333 use Const_section_id instead of Input_section_specifier as key type.
1334 (Output_section::add_merge_input_section): Ditto.
1335 (Output_section::build_relaxation_map): Change to use Section_id
1336 instead of Input_section_specifier as key type.
1337 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1339 (Output_section::convert_input_sections_to_relaxed_sections): Change
1340 to use Const_section_id instead of Input_section_specifier as key type.
1341 (Output_section::find_merge_section): Ditto.
1342 (Output_section::find_relaxed_input_section): Ditto.
1343 * output.h (Input_section_specifier): Remove class.
1344 (Output_section::Output_section_data_by_input_section_map): Change
1345 key type to Const_section_id.
1346 (Output_section::Output_relaxed_input_section_by_input_section_map):
1348 (Output_section::Relaxation_map): Change key type to Section_id.
1350 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1352 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1353 (class Arm_v4bx_stub): New class.
1354 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1355 (Stub_factory::make_arm_v4bx_stub): New method.
1356 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1357 (Stub_table::empty): Handle v4bx stubs.
1358 (Stub_table::add_arm_v4bx_stub): New method.
1359 (Stub_table::find_arm_v4bx_stub): New method.
1360 (Arm_relocate_functions::v4bx): New method.
1361 (Target_arm::fix_v4bx): New method.
1362 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1363 (Stub_table::relocate_stubs): Likewise.
1364 (Stub_table::do_write): Likewise.
1365 (Stub_table::update_data_size_and_addralign): Likewise.
1366 (Stub_table::finalize_stubs): Likewise.
1367 (Target_arm::Scan::local): Likewise.
1368 (Target_arm::Scan::global): Likewise.
1369 (Target_arm::do_finalize_sections): Likewise.
1370 (Target_arm::Relocate::relocate): Likewise.
1371 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1373 (Target_arm::scan_reloc_for_stub): Likewise.
1374 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1376 2010-01-19 Ian Lance Taylor <iant@google.com>
1378 * output.cc (Output_section_headers::do_sized_write): Write large
1379 segment count to sh_info field.
1380 (Output_file_header::do_sized_write): For large segment count,
1381 write PN_XNUM to e_phnum field.
1383 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1385 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1386 (Arm_relocate_functions::thm_jump8): New function.
1387 (Arm_relocate_functions::thm_jump11): New function.
1388 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1390 (Target_arm::Scan::global): Likewise.
1391 (Target_arm::Relocate::relocate): Likewise.
1392 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1395 2010-01-14 Doug Kwan <dougkwan@google.com>
1397 * arm.cc (map, utility): Include headers.
1398 (Target_arm::apply_cortex_a8_workaround): New method.
1399 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1400 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1401 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1402 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1403 the --[no-]fix-cortex-a8 command line options.
1404 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1405 (Target_arm::relocate_stub): Use addend in instruction template.
1406 * options.h (DEFINE_bool): Set the user-set flag.
1407 (General_options): Add --[no-]-fix-cortex options.
1408 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1409 : Update fast look-up map after conversion.
1411 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1413 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1414 in the first pass of do_layout.
1416 2010-01-13 Doug Kwan <dougkwan@google.com>
1418 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1419 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1420 apparent compiler problem of not folding static constant integral
1421 data members of elfcpp::Elf_sizes<32>.
1423 2010-01-13 Doug Kwan <dougkwan@google.com>
1425 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1426 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1427 Arm_relobj::scan_section_for_cortex_a8_erratum,
1428 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1429 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1430 sections to scan for relocation stubs into a new method
1431 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1432 relocation and Cortex-A8 stub scanning.
1433 (Target_arm::do_relax): Force stubs to be after stubbed sections
1434 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1435 the beginning of a new relaxation pass. Update a comment.
1436 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1438 2010-01-12 Ian Lance Taylor <iant@google.com>
1440 * target-reloc.h (visibility_error): New inline function.
1441 (relocate_section): Call visibility_error.
1442 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1443 (MOSTLYCLEANFILES): Likewise.
1444 (protected_4_pic.o, protected_3.err): New targets.
1445 * testsuite/protected_4.cc: New file.
1447 2010-01-12 Doug Kwan <dougkwan@google.com>
1449 * arm.cc (Cortex_a8_reloc): New class.
1450 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1451 and cortex_a8_relocs_info_.
1452 (Target_arm::fix_cortex_a8): New method definition.
1453 (Target_arm::Cortex_a8_relocs_info): New type.
1454 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1455 New data member declarations.
1456 (Target_arm::scan_reloc_for_stub): Record information about
1457 relocations for THUMB branches that might be exempted from the
1458 Cortex-A8 workaround.
1459 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1460 at the beginning of a relaxation pass.
1462 2010-01-12 Doug Kwan <dougkwan@google.com>
1464 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1465 (Arm_relobj::Mapping_symbol_position,
1466 Arm_reloj::Mapping_symbol_position_less,
1467 Arm_relobj::Mapping_symbols_info): New types.
1468 (Target_arm::is_mapping_symbol_name): New method definition.
1469 (Arm_relobj::do_count_local_symbols): Save information about mapping
1472 2010-01-11 Doug Kwan <dougkwan@google.com>
1474 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1475 Arm_relocate_functions::thumb32_branch_upper,
1476 Arm_relocate_functions::thumb32_branch_lower,
1477 Arm_relocate_functions::thumb32_cond_branch_offset,
1478 Arm_relocate_functions::thumb32_cond_branch_upper,
1479 Arm_relocate_functions::thumb32_cond_branch_lower,
1480 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1481 branch offset encoding.
1482 (Arm_relocate_functions::thumb_branch_common): Use new branch
1483 offset encoding methods to avoid code duplication.
1484 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1485 (Stub_addend_reader::operator()): Use new branch encoding method
1486 to avoid code duplication.
1488 2010-01-11 Doug Kwan <dougkwan@google.com>
1490 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1491 (Target_arm::do_finalize_sections): Define special EXIDX section
1492 symbols only if referenced.
1493 * gc.h (Garbage_collection::add_reference): New method.
1494 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1497 2010-01-11 Ian Lance Taylor <iant@google.com>
1499 * script.cc (Version_script_info::build_expression_list_lookup):
1500 Change complaing about duplicate wildcard match from error to
1503 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1505 (Version_script_info::Version_script_info): Initialize globs_,
1506 default_version_, default_is_global_, and exact_. Don't
1507 initialize globals_ or locals_.
1508 (Version_script_info::build_lookup_tables): Build local symbols
1510 (Version_script_info::unquote): New function.
1511 (Version_script_info::add_exact_match): New function.
1512 (Version_script_info::build_expression_list_lookup): Remove lookup
1513 parameter. Add is_global parameter. Change all callers. Handle
1514 wildcard pattern specially. Unquote pattern. Call
1516 (Version_script_info::get_name_to_match): New function.
1517 (Version_script_info::get_symbol_version): New function.
1518 (Version_script_info::get_symbol_version_helper): Remove.
1519 (Version_script_info::check_unmatched_names): Call unquote.
1520 * script.h (class Version_script_info): Change get_symbol_version
1521 to be non-inline and add is_global parameter; change all callers.
1522 Rewrite symbol_is_local. Update declarations. Define struct
1523 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1524 Remove globals_ and locals_ members. Add exact_, globs_,
1525 default_version_, is_global_.
1526 (Version_script_info::Glob): Remove pattern, add expression and
1527 is_global. Update constructor. Change all callers.
1528 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1530 (Versions::symbol_section_contents): If a symbol is undefined, or
1531 defined in a dynamic object, set the version index to
1533 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1535 (Symbol_table::add_from_pluginobj): Likewise.
1536 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1538 2010-01-11 Doug Kwan <dougkwan@google.com>
1540 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1541 (incremental_dump_LDADD): Add linking option for libintl.
1542 * Makefile.in: Regenerate.
1544 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1547 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1549 * testsuite/Makefile.in: Regenerated.
1551 2010-01-10 Doug Kwan <dougkwan@google.com>
1553 * options.h (DEFINE_var): Use parentheses around argument varname__
1554 in macro body to avoid any unintended subsequent substitutions.
1556 2010-01-10 Ian Lance Taylor <iant@google.com>
1558 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1559 candidates before doing symbol resolution.
1561 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1562 ODR candidates if only one is weak.
1564 2010-01-08 Ian Lance Taylor <iant@google.com>
1566 * script.cc (Version_script_info::build_expression_list_lookup):
1567 Don't warn about ambiguous version, just record the ambiguity.
1568 (Version_script_info::get_symbol_version_helper): Give error if
1569 version is ambiguous.
1571 2010-01-08 Doug Kwan <dougkwan@google.com>
1573 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1574 prev_data_size_ and prev_addralign_. Remove initializer for
1575 deleted data member has_been_changed_.
1576 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1577 to determine if the table is empty.
1578 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1580 (Stub_table::add_reloc_stub): Define method in class definition
1581 instead of just declaring it there.
1582 (Stub_table::add_cortex_a8_stub): New method definition.
1583 (Stub_table::update_data_size_and_addralign): Ditto.
1584 (Stub_table::finalize_stubs): Ditto.
1585 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1586 (Stub_table::do_addralign_): Return address alignment in the
1587 (Stub_table::do_reset_address_and_file_offset): Define method in
1588 class definition instead of declaring it there. Set current data
1589 size to be the data size of the previous pass.
1590 (Stub_table::set_final_data_size): Use current data size as the
1592 (Stub_table::relocate_stub): Change parameter type of stub from
1593 Reloc_stub pointer to Stub pointer.
1594 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1595 (Stub_table::Cortex_a8_stub_list): New typedef.
1596 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1597 Stub_table::prev_addralign_): New data member.
1598 (Arm_relobj::Arm_relobj): Initialize data member
1599 section_has_cortex_a8_workaround_.
1600 (Arm_relobj::section_has_cortex_a8_workaround,
1601 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1603 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1605 (Target_arm::relocate_stub): Change parameter type of stub from
1606 Reloc_stub pointer to Stub pointer.
1607 (Insn_template::size, Insn_template::alignment): Handle
1608 THUMB16_SPECIAL_TYPE.
1609 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1610 Stub_table::update_data_size_and_addralign,
1611 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1613 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1614 (Stub_table::do_write): Ditto.
1615 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1617 2010-01-08 Ian Lance Taylor <iant@google.com>
1620 * symtab.h (class Symbol): Remove fields is_target_special_ and
1621 has_plt_offset_. Add field is_defined_in_discarded_section_.
1622 (Symbol::is_defined_in_discarded_section): New function.
1623 (Symbol::set_is_defined_in_discarded_section): New function.
1624 (Symbol::has_plt_offset): Rewrite.
1625 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1626 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1627 Don't initialize is_target_special_ or has_plt_offset_.
1628 Initialize is_defined_in_discarded_section_.
1629 (Symbol_table::add_from_relobj): If appropriate, set
1630 is_defined_in_discarded_section.
1631 * resolve.cc (Symbol::override_base_with_special): Don't test
1632 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1633 * target-reloc.h (relocate_section): Do special handling for
1634 symbols defined in discarded sections for global symbols as well
1637 2010-01-08 Ian Lance Taylor <iant@google.com>
1639 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1640 the SHT_SYMTAB case.
1642 2010-01-08 Ian Lance Taylor <iant@google.com>
1644 * object.cc (Sized_relobj::do_layout): Don't get confused if
1645 layout_eh_frame returns NULL.
1647 2010-01-08 Ian Lance Taylor <iant@google.com>
1650 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1651 dynamic symbol table, use the normal symbol table.
1652 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1655 2010-01-08 Ian Lance Taylor <iant@google.com>
1658 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1661 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1663 * version.cc (print_version): Change to "Copyright 2010".
1665 2010-01-08 Ian Lance Taylor <iant@google.com>
1669 * i386.cc (class Target_i386): Change return type of plt_section
1671 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1672 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1673 tls_desc_rel_ field.
1674 (Output_data_plt_i386::rel_tls_desc): New function.
1675 (Target_i386::rel_tls_desc_section): New function.
1676 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1677 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1678 R_386_TLS_DESC reloc in rel_tls_desc_section.
1679 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1680 Define struct Tlsdesc_info.
1681 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1682 (Target_x86_64::do_reloc_symbol_index): New function.
1683 (Target_x86_64::add_tlsdesc_info): New function.
1684 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1685 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1687 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1689 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1690 (Target_x86_64::rela_tlsdesc_section): New function.
1691 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1693 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1694 (Target_x86_64::do_reloc_addend): New function.
1695 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1696 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1697 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1698 (Output_reloc::type): New function.
1699 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1700 (Output_reloc::is_target_specific): New function.
1701 (Output_reloc::target_arg): New function.
1702 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1703 absolute relocs and target specific relocs.
1704 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1705 add_target_specific.
1706 (class Output_data_reloc) [SHT_RELA]: Likewise.
1707 * output.cc (Output_reloc::Output_reloc): Add four new versions
1708 for absolute relocs and target specific relocs.
1709 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1710 (Output_reloc::get_symbol_index): Likewise.
1711 (Output_reloc::local_section_offset): Check that local_sym_index_
1712 is not TARGET_CODE or 0.
1713 (Output_reloc::symbol_value): Likewise.
1714 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1716 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1717 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1719 * layout.cc (add_target_dynamic_tags): Use output section for
1720 DT_PLTRELSZ and DT_JMPREL.
1722 2010-01-07 Ian Lance Taylor <iant@google.com>
1725 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1727 (class Output_data_reloc_generic): Define.
1728 (class Output_data_reloc_base): Change base class to
1729 Output_data_reloc_generic. Change add() method to call
1730 bump_relative_reloc_count for a relative reloc. Remove
1732 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1734 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1735 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1737 * layout.h (class Layout): Update declaration.
1739 2010-01-07 Ian Lance Taylor <iant@google.com>
1741 * output.h (class Output_data): Add const version of
1742 output_section and do_output_section.
1743 (class Output_section_data): Add const version of
1745 (class Output_section): Likewise.
1746 * layout.cc (Layout::add_target_dynamic_tags): New function.
1747 * layout.h (class Layout): Update declarations.
1748 * arm.cc (Target_arm::do_finalize_sections): Use
1749 add_target_dynamic_tags.
1750 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1751 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1752 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1753 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1755 2010-01-07 Ian Lance Taylor <iant@google.com>
1758 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1761 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1762 Ian Lance Taylor <iant@google.com>
1765 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1766 Xindex::read_symtab_xindex.
1768 2010-01-07 Doug Kwan <dougkwan@google.com>
1770 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1771 (Insn_template::thumb16_bcond_insn): New method declaration.
1772 (Insn_template): Fix spelling.
1773 (Stub::thumb16_special): New method declaration.
1774 (Stub::do_write): Define virtual method which was previously pure
1776 (Stub::do_thumb16_special): New method declaration.
1777 (Stub::do_fixed_endian_write): New template member.
1778 (Reloc_stub::do_write): Remove.
1779 (Reloc_stub::do_fixed_endian_write): Remove.
1780 (Cortex_a8_stub): New class definition.
1781 (Stub_factory::make_cortex_a8_stub): New method definition.
1782 (Stub_factory::Stub_factory): Add missing static storage class
1783 qualifier for elf32_arm_stub_a8_veneer_blx.
1785 2010-01-07 Ian Lance Taylor <iant@google.com>
1788 * options.h (class General_options): Add --warn-unresolved-symbols
1789 and --error-unresolved-symbols.
1790 * errors.cc (Errors::undefined_symbol): Implement
1791 --warn-unresolved-symbols.
1793 * options.h (class General_options): Add -z text and -z textoff.
1794 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1796 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1798 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1799 (Garbage_collection::cident_sections): New function.
1800 (Garbage_collection::add_cident_section): New function.
1801 (Garbage_collection::cident_sections_): New member.
1802 (gc_process_relocs): Add references to sections whose names are C
1804 * gold.h (cident_section_start_prefix): New constant.
1805 (cident_section_stop_prefix): New constant.
1806 (is_cident): New function.
1807 * layout.cc (Layout::define_section_symbols): Replace string constants
1808 with the newly defined constants.
1809 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1811 * testsuite/Makefile.am: Add gc_orphan_section_test.
1812 * testsuite/Makefile.in: Regenerate.
1813 * testsuite/gc_orphan_section_test.cc: New file.
1814 * testsuite/gc_orphan_section_test.sh: New file.
1816 2010-01-06 Ian Lance Taylor <iant@google.com>
1819 * options.h (class General_options): Add --warn-shared-textrel.
1820 * layout.cc (Layout::finish_dynamic_section): Implement
1821 --warn-shared-textrel.
1824 * options.h (class General_options): Add --warn-multiple-gp.
1826 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1828 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1829 $(THREADSLIB) and $(LIBDL).
1830 * Makefile.in: Rebuild.
1832 2010-01-06 Ian Lance Taylor <iant@google.com>
1835 * options.cc (General_options::parse_section_start): New function.
1836 (General_options::section_start): New function.
1837 (General_options::General_options): Initialize all members.
1838 * options.h: Include <map>
1839 (class General_options): Add --section-start. Add section_starts_
1841 * layout.cc (Layout::attach_allocated_section_to_segment): If
1842 --section-start was used, set the address of the segment. Remove
1843 local sort_sections.
1844 (Layout::relaxation_loop_body): If the address of the load segment
1845 has been set by --section-start, don't use it.
1846 * output.h (Output_segment::update_flags_for_output_section): New
1848 * output.cc (Output_segment::add_output_section): Call
1849 update_flags_for_output_section.
1851 2010-01-05 Ian Lance Taylor <iant@google.com>
1854 * options.h (class General_options): Add --undefined-version.
1855 * script.cc (struct Version_expression): Add was_matched_by_symbol
1857 (Version_script_info::matched_symbol): New function.
1858 (Version_script_info::get_symbol_version_helper): Call
1860 (Version_script_info::check_unmatched_names): New function.
1861 * script.h (class Version_script_info): Update declarations.
1862 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1864 * options.h (class General_options): Use DEFINE_bool_alias for
1865 allow_multiple_definition.
1866 * resolve.cc (Symbol_table::should_override): Don't test
1867 allow_multiple_definition.
1870 * options.h (class General_options): Add --cref.
1871 * main.cc (main): Print cref table if --cref. Don't close mapfile
1872 until after printing cref table.
1873 * cref.cc: Include "symtab.h".
1874 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1875 (Cref_table_compare::operator()): New function.
1876 (Cref_inputs::gather_cref): New function.
1877 (filecol): New static const.
1878 (Cref_inputs::print_cref): New function.
1879 (Cref::print_cref): New function.
1880 * cref.h: Include <cstdio>.
1881 (class Cref): Update declarations.
1882 * mapfile.h (Mapfile::file): New function.
1883 * object.h (class Object): Define Symbols. Declare virtual
1884 do_get_global_symbols.
1885 (Object::get_global_symbols): New function.
1886 * object.cc (Input_objects::add_object): Pass object to cref_ if
1888 (Input_objects::archive_start): Likewise.
1889 (Input_objects::archive_stop): Likewise.
1890 (Input_objects::print_cref): New function.
1891 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1892 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1894 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1896 * plugin.h (class Sized_pluginobj): Update declarations.
1898 2010-01-05 Ian Lance Taylor <iant@google.com>
1900 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1901 to is_default_version. Rename insdef to insdefault.
1902 (Symbol_table::add_from_relobj): Rename def to is_default_version
1903 and local to is_forced_local.
1904 (Symbol_table::add_from_pluginobj): Likewise.
1905 (Symbol_table::add_from_dynobj): Likewise.
1906 (Symbol_table::define_special_symbol): Rename insdef to
1909 2010-01-04 Ian Lance Taylor <iant@google.com>
1912 * options.h (class General_options): Add
1913 --allow-multiple-definition and -z muldefs.
1914 * resolve.cc (Symbol_table::should_override): Don't warn about a
1915 multiple symbol definition if --allow-multiple-definition or -z
1919 * options.h (class General_options): Add --add-needed and
1920 --copy-dt-needed-entries. Tweak --as-needed help entry.
1921 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1922 error if --copy-dt-needed-entries aka --add-needed is used and
1923 would cause a change in behaviour.
1926 * options.h (class General_options): Add -G as a short version of
1927 --shared. Add no-op options -assert, -g, and -i.
1929 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1931 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1932 check for .text or .gnu.linkonce.t sections.
1933 * icf.cc (Icf::find_identical_sections): Ditto.
1934 Change the detection for mangled function name within the section
1936 * icf.h (is_section_foldable_candidate): New function.
1938 2009-12-30 Ian Lance Taylor <iant@google.com>
1941 * options.h (class General_options): Permit two dashes with
1942 --retain-symbols-file.
1944 2009-12-30 Ian Lance Taylor <iant@google.com>
1947 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1948 don't put the file header and segment headers in the text
1952 * common.cc (Sort_commons::operator()): Stabilize sort when both
1954 (Symbol_table::do_allocate_commons_list): When allocating common
1955 symbols, skip a symbol which is no longer common.
1956 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1957 an object before checking its type.
1958 * testsuite/common_test_2.c: New file.
1959 * testsuite/common_test_3.c: New file.
1960 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1961 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1962 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1963 (common_test_2_pic.o, common_test_2.so): New targets.
1964 (common_test_3_pic.o, common_test_3.so): New targets.
1965 * testsuite/Makefile.in: Rebuild.
1968 * script.cc (read_input_script): If we see a new SECTIONS clause,
1969 and we have added an input section, give an error.
1970 * layout.h (class Layout): Add have_added_input_section function.
1971 Add have_added_input_section_ field.
1972 * layout.cc (Layout::Layout): Initialize
1973 have_added_input_section_.
1974 (Layout::layout): Set have_added_input_section_.
1975 (Layout::layout_eh_frame): Likewise.
1977 2009-12-30 Ian Lance Taylor <iant@google.com>
1980 * options.h (class General_options): Add --sort-common option.
1981 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1982 * common.cc (Sort_common): Add sort_order parameter to
1983 constructor. Add sort_order_ field.
1984 (Sort_commons::operator): Check sort_order_.
1985 (Symbol_table::allocate_commons): Determine the sort order.
1986 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1988 (Symbol_table::do_allocate_commons_list): Likewise.
1990 2009-12-30 Ian Lance Taylor <iant@google.com>
1993 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1994 symbols from this object, don't change the visibility of an
1996 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1998 2009-12-30 Ian Lance Taylor <iant@google.com>
2001 * script.h (class Version_script_info): Define Language enum.
2002 Update declarations. Define Glob, Exact, and Lookup types. Add
2003 new fields globals_, locals_, and is_finalized_.
2004 * script.cc: Various formatting fixes.
2005 (class Parser_closure): Change language_stack_ from a vector of
2006 std::string to one of Version_script_info::Language. Adjust all
2008 (class Lazy_demangler): Remove.
2009 (struct Version_expression): Change language from std::string to
2010 Version_script_info::Language.
2011 (Version_script_info::Version_script_info): New function.
2012 (Version_script_info::~Version_script_info): Don't call clear.
2013 (Version_script_info::finalize): New function.
2014 (Version_script_info::build_lookup_tables): New function.
2015 (Version_script_info::build_expression_list_lookup): New
2017 (Version_script_info::get_symbol_version_helper): Rewrite to use
2019 (Version_script_info::print_expression_list): Adjust to use
2020 Version_script_info::Language.
2021 (script_push_lex_into_version_mode): Check that the version script
2022 has not been finalized.
2023 (version_script_push_lang): Change language string to
2024 Version_script_info::Language.
2025 * options.cc (Command_line::version_script): New function.
2026 * options.h (class General_options): Add finalize_dynamic_list
2027 function. Change version_script from declaration to definition.
2028 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2029 * testsuite/version_script.map: Remove duplicate def of foo.
2030 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2032 * testsuite/Makefile.in: Rebuild.
2034 2009-12-30 Ian Lance Taylor <iant@google.com>
2037 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2038 if the input symbol index is 0, make the output symbol index 0.
2040 2009-12-30 Ian Lance Taylor <iant@google.com>
2043 * options.h (class General_options): Add -x/--discard-all.
2044 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2045 --discard-all. If the local symbol needs a dynamic entry, check
2046 that before handling --discard-locals.
2048 2009-12-30 Ian Lance Taylor <iant@google.com>
2051 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2053 (Output_segment::add_output_section): Don't change the flags if
2057 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2058 GNU hash table if they need a dynamic value. Otherwise, don't add
2059 them if they are defined in a dynamic object or are forced local.
2061 2009-12-29 Ian Lance Taylor <iant@google.com>
2064 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2065 .gnu.hash table for a 32-bit target.
2068 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2069 regular and a dynamic object only needs a dynamic symbol table
2070 entry if it is externally visible.
2073 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2074 constructor. Add global_offset_table_ field.
2075 (Target_i386::got_section): Set global_offset_table_.
2076 (Target_i386::do_finalize_sections): Set global_offset_table_
2078 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2079 in constructor. Add global_offset_table_ field.
2080 (Target_x86_64::got_section): Set global_offset_table_.
2081 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2084 * layout.cc (Layout::Layout): Initialize increase_relro_.
2085 (Layout::get_output_section): Add is_relro, is_last_relro, and
2086 is_first_non_relro parameters. Change all callers.
2087 (Layout::choose_output_section): Likewise.
2088 (Layout::add_output_section_data): Likewise.
2089 (Layout::make_output_section): Likewise.
2090 (Layout::set_segment_offsets): Clear increase_relro when using a
2092 * layout.h (class Layout): Add increase_relro method. Add
2093 increase_relro_ field. Update declarations.
2094 * output.cc (Output_section::Output_section): Initialize
2095 is_last_relro_ and is_first_non_relro_.
2096 (Output_segment::add_output_section): Group relro sections is
2097 do_sort is true. Handle is_last_relro and is_first_non_relro.
2098 (Output_segment::maximum_alignment): Remove relro handling.
2099 (Output_segment::set_section_addresses): Add increase_relro
2100 parameter. Change all callers. Add initial alignment to align
2101 relro sections on separate page. Remove old relro handling.
2102 (Output_segment::set_section_list_addresses): Remove in_relro
2103 parameter. Change all callers.
2104 (Output_segment::set_offset): Add increase parameter. Change all
2105 callers. Remove old relro handling.
2106 * output.h (class Output_section): Add new methods: is_last_relro,
2107 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2108 Add is_last_relro_ and is_first_non_relro_ fields.
2109 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2110 Create separate .got.plt section. Call increase_relro.
2111 * x86_64.cc (Target_x86_64::got_section): Likewise.
2112 * testsuite/relro_script_test.t: Add .got.plt.
2115 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2116 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2117 (Layout::finalize): Call set_dynamic_symbol_size.
2118 (Layout::set_dynamic_symbol_size): New function.
2119 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2120 set_dynamic_symbol_size.
2123 * output.h (class Output_section): Add is_entsize_zero_ field.
2124 * output.cc (Output_section::Output_section): Initialize
2126 (Output_section::set_entsize): If two different entsizes are
2127 requested, force it to zero.
2128 (Output_section::add_input_section): Set flags for .debug_str
2129 before updating section flags. Set entsize.
2130 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2131 and SHF_STRING if all input sections have those flags.
2133 2009-12-29 Rafael Espindola <espindola@google.com>
2135 * main.cc (main): Fix the sys time reporting.
2136 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2139 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2141 * options.cc (General_options::parse_version): Allow -v to exit
2142 without an error if there is nothing to link.
2144 2009-12-29 Ian Lance Taylor <iant@google.com>
2146 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2147 using a version of gcc before 4.1.
2148 * configure: Rebuild.
2150 2009-12-28 Chris Demetriou <cgd@google.com>
2152 * attributes.cc (Output_attributes_section_data::do_write): Use
2153 std::vector::front rather than std::vector::data.
2155 2009-12-28 Ian Lance Taylor <iant@google.com>
2157 * symtab.h (class Symbol_table): Add enum Defined.
2158 * resolve.cc (Symbol_table::should_override): Add defined
2159 parameter. Change all callers. Test whether object is NULL
2160 before calling a method on it.
2161 (Symbol_table::report_resolve_problem): Add defined parameter.
2163 (Symbol_table::should_override_with_special): Likewise.
2164 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2165 parameter. Change all callers.
2166 (Symbol_table::do_define_in_output_data): Likewise.
2167 (Symbol_table::define_in_output_segment): Likewise.
2168 (Symbol_table::do_define_in_output_segment): Likewise.
2169 (Symbol_table::define_as_constant): Likewise.
2170 (Symbol_table::do_define_as_constant): Likewise.
2171 * script.h (class Symbol_assignment): Add is_defsym parameter to
2172 constructor; change all callers.
2173 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2174 parameter. Change all callers. Add is_defsym_ field.
2175 (class Parser_closure): Add parsing_defsym parameter to
2176 constructor; change all callers. Add parsing_defsym accessor
2177 function. Add parsing_defsym_ field.
2179 2009-12-28 Ian Lance Taylor <iant@google.com>
2181 * gold.cc (queue_middle_tasks): Fix formatting.
2182 * object.cc (Relobj::is_section_name_included): Likewise.
2184 2009-12-23 Ian Lance Taylor <iant@google.com>
2186 * i386.cc (Target_i386::do_calls_non_split): Recognize
2187 -fsplit-stack prologue for a function with a static chain.
2188 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2189 -fsplit-stack prologue when using %r11.
2191 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2193 * options.cc (General_options::parse_version): Make -v continue and do
2194 the link like GNU ld does.
2196 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2198 * Makefile.am (CCFILES): Add timer.cc.
2199 (HFILES): Add timer.h.
2200 * configure.ac: Check for sysconf and times.
2201 * main.cc: include timer.h.
2202 (main): Use Timer instead of get_run_time.
2205 * workqueue.cc: include timer.h.
2206 (Workqueue::find_and_run_task):
2207 Report user, sys and wall time.
2208 * Makefile.in: Regenerate.
2209 * config.in: Regenerate.
2210 * configure: Regenerate.
2212 2009-12-16 Doug Kwan <dougkwan@google.com>
2214 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2216 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2217 relaxed input sections.
2218 * output.cc (Output_section::find_relaxed_input_section): Change
2219 return type to Output_relaxed_input_section pointer. Adjust code
2220 for new type of relaxed_input_section_map_.
2221 * output.h (Output_section::find_relaxed_input_section): Change
2222 return type to Output_relaxed_input_section pointer.
2223 (Output_section::Output_relaxed_input_section_by_input_section_map):
2225 (Output_section::relaxed_input_section_map_): Change type to
2226 Output_section::Output_relaxed_input_section_by_input_section_map.
2227 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2230 2009-12-15 Ian Lance Taylor <iant@google.com>
2232 * layout.cc (Layout::create_shstrtab): Only write out after input
2233 sections if we are compressing debug sections.
2235 2009-12-15 Ian Lance Taylor <iant@google.com>
2237 * archive.cc (Archive::add_symbols): Only look up a symbol without
2238 a version if there is, in fact, a version.
2240 2009-12-14 Ian Lance Taylor <iant@google.com>
2242 Revert -Wshadow changes, all changes from:
2243 2009-12-11 Doug Kwan <dougkwan@google.com>
2244 2009-12-11 Nick Clifton <nickc@redhat.com>
2245 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2247 2009-12-11 Doug Kwan <dougkwan@google.com>
2249 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2251 * attributes.cc (Object_attribute::size): Ditto.
2252 (Attributes_section_data::size): Ditto.
2253 (Attributes_section_data::Attributes_section_data): Ditto.
2254 (Output_attributes_section_data::do_write): Ditto.
2255 * attributes.h (Object_attribute::set_type): Ditto.
2256 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2258 2009-12-11 Nick Clifton <nickc@redhat.com>
2260 * archive.cc: Fix shadowed variable warnings.
2262 * compressed_output.cc: Likewise.
2263 * compressed_output.h: Likewise.
2264 * configure: Likewise.
2265 * dwarf_reader.cc: Likewise.
2266 * dynobj.cc: Likewise.
2267 * dynobj.h: Likewise.
2268 * ehframe.cc: Likewise.
2269 * ehframe.h: Likewise.
2270 * errors.cc: Likewise.
2271 * expression.cc: Likewise.
2272 * fileread.cc: Likewise.
2273 * fileread.h: Likewise.
2274 * freebsd.h: Likewise.
2275 * i386.cc: Likewise.
2277 * incremental.h: Likewise.
2278 * layout.cc: Likewise.
2279 * layout.h: Likewise.
2280 * mapfile.cc: Likewise.
2281 * merge.cc: Likewise.
2282 * merge.h: Likewise.
2283 * object.cc: Likewise.
2284 * object.h: Likewise.
2285 * options.h: Likewise.
2286 * output.cc: Likewise.
2287 * output.h: Likewise.
2288 * parameters.cc: Likewise.
2289 * plugin.cc: Likewise.
2290 * powerpc.cc: Likewise.
2291 * reduced_debug_output.cc: Likewise.
2292 * reduced_debug_output.h: Likewise.
2293 * reloc.cc: Likewise.
2294 * reloc.h: Likewise.
2295 * resolve.cc: Likewise.
2296 * script-sections.cc: Likewise.
2297 * script.cc: Likewise.
2298 * script.h: Likewise.
2299 * sparc.cc: Likewise.
2300 * symtab.cc: Likewise.
2301 * symtab.h: Likewise.
2302 * target-select.cc: Likewise.
2303 * target-select.h: Likewise.
2304 * token.h: Likewise.
2305 * workqueue.cc: Likewise.
2306 * workqueue.h: Likewise.
2307 * x86_64.cc: Likewise.
2309 2009-12-10 Doug Kwan <dougkwan@google.com>
2311 * arm.cc (attributes.h): New include.
2312 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2313 (Arm_relobj::~Arm_relobj): Delete object pointed by
2314 attributes_section_data_.
2315 (Arm_relobj::attributes_section_data): New method definition.
2316 (Arm_relobj::attributes_section_data_): New data member declaration.
2317 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2318 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2319 attributes_section_data_.
2320 (Arm_dynobj::attributes_section_data): New method definition.
2321 (Arm_dynobj::attributes_section_data_): New data member declaration.
2322 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2323 initialization value of may_use_blx_ to false.
2324 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2325 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2326 object attributes to compute results instead of hard-coding.
2327 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2328 Target_arm::get_secondary_compatible_arch,
2329 Target_arm::set_secondary_compatible_arch
2330 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2331 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2332 New method declarations.
2333 (Target_arm::get_aeabi_object_attribute): New method definition.
2334 (Target_arm::attributes_section_data_): New data member declaration.
2335 (read_arm_attributes_section): New template definition.
2336 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2337 (Arm_dynobj::do_read_symbols): Ditto.
2338 (Target_arm::do_finalize_sections): Merge attributes sections from
2339 input. Check for BLX use after attributes section merging.
2340 Fix __exidx_start and __exidx_end visibility. Create an
2341 .ARM.attributes section if necessary.
2342 (Target_arm::get_secondary_compatible_arch,
2343 Target_arm::set_secondary_compatible_arch,
2344 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2345 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2346 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2347 New method definitions.
2349 2009-12-09 Ian Lance Taylor <iant@google.com>
2351 * plugin.cc (Plugin::load): Don't cast from void* to a function
2354 2009-12-09 Ian Lance Taylor <iant@google.com>
2356 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2359 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2361 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2362 Replace two_file_shared_1.so with two_file_shared_2.so.
2363 * testsuite/Makefile.in: Regenerated.
2365 2009-12-08 Doug Kwan <dougkwan@google.com>
2367 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2368 (HFILES): Add attributes.h and int_encoding.h.
2369 * Makefile.in: Regenerate.
2370 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2371 function definitions to int_encoding.cc
2372 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2373 prototypes to int_encoding.h
2374 * reduced_debug_output.cc (int_encoding.h): New include.
2375 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2376 function definitions to int_encoding.cc
2377 (insert_into_vector, read_from_pointer): Move template definitions to
2379 * attributes.cc: New file.
2380 * attributes.h: New file.
2381 * int_encoding.cc: New file.
2382 * int_encoding.h: New file.
2384 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2387 * incremental-dump.cc (dump_incremental_inputs): New.
2388 (main): Use dump_incremental_inputs.
2390 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2393 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2394 checking elfcpp::STT_FUNC.
2395 (Target_i386::Relocate::relocate): Likewise.
2396 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2398 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2399 symbols from shared libraries into normal FUNC symbols.
2401 * symtab.h (Symbol): Add is_func and use it.
2403 2009-12-05 Doug Kwan <dougkwan@google.com>
2405 * arm.cc (Target_arm::arm_info): Initialize new fields
2406 attributes_section and attributes_vendor.
2407 * i386.cc (Target_i386::i386_info): Same.
2408 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2409 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2410 fields attributes_section and attributes_vendor.
2411 * sparc.cc (Target_sparc::sparc_info): Same.
2412 * target.h (Target::attributes_section, Target::attributes_vendor,
2413 Target::is_attributes_section, Target::attribute_arg_type,
2414 Target::attributes_order): New method definitions.
2415 (Target::Target_info::attributes_section,
2416 Target::Target_info::attributes_vendor): New fields.
2417 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2418 virtual method definitions.
2419 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2420 attributes_section and attributes_vendor.
2421 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2423 2009-12-05 Doug Kwan <dougkwan@google.com>
2425 * arm.cc: Update comments about interworking and stub generation.
2426 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2427 considered as non-PIC.
2428 (Arm_relocate_functions::base_abs): Fix formatting.
2429 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2430 of function to use GOT entry address instead of offset.
2431 (Target_arm::Scan::global): Issue an error if a symbol would need a
2432 PLT does not get one because it is untyped. Remove code to create
2433 dynamic symbols for relative branches.
2434 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2435 takes unsigned integer instead of boolean.
2437 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2439 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2440 (two_file_test_LDADD): Likewise.
2441 (common_test_1_LDADD): Likewise.
2442 (exception_test_LDADD) Likewise.
2443 (weak_test_LDADD): Likewise.
2444 (many_sections_test_LDADD): Likewise.
2445 (initpri1_LDADD): Likewise.
2446 (script_test_1_LDADD): Likewise.
2447 (script_test_2_LDADD): Likewise.
2448 (justsyms_LDADD): Likewise.
2449 (binary_test_LDADD): Likewise.
2450 (large_LDADD): Likewise.
2451 * testsuite/Makefile.in: Regenerated.
2453 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2455 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2456 (Symbol_table::override_with_special): Likewise.
2457 (Symbol_table::add_from_object): Likewise.
2459 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2461 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2462 Don't set the data_offset twice.
2464 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2466 * testsuite/Makefile.in: Regenerate.
2468 2009-12-03 Doug Kwan <dougkwan@google.com>
2470 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2471 (Target_arm::do_finalize_sections): Add parameter for symbol table
2472 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2473 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2474 parameter for symbol table pointer.
2475 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2476 an additional parameter for a pointer to symbol table.
2477 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2478 parameter for a symbol table pointer.
2479 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2480 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2482 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2483 parameter for a symbol table pointer.
2485 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2487 * incremental.cc (Incremental_inputs_header)
2488 (Incremental_inputs_header_write, Incremental_inputs_entry)
2489 (Incremental_inputs_entry_write): Move ...
2490 * incremental.h (Incremental_inputs_header)
2491 (Incremental_inputs_header_write, Incremental_inputs_entry)
2492 (Incremental_inputs_entry_write): here.
2494 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2496 * incremental.cc (make_sized_incremental_binary): Set the target.
2497 Error if it is incompatible.
2498 * output.h (Output_file): Add filename method.
2500 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2502 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2503 from the get_* methods.
2505 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2507 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2508 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2509 Write 0 for the data_offset of scripts.
2511 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2513 * testsuite/Makefile.am: Add the incremental_test.sh test.
2514 * testsuite/incremental_test.sh: New.
2515 * testsuite/incremental_test_1.c: New.
2516 * testsuite/incremental_test_2.c: New.
2518 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2520 * incremental-dump.cc (main): Fix typos.
2522 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2525 * incremental-dump.cc (main): Use llu to print 64 bit values.
2527 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2528 H.J. Lu <hongjiu.lu@intel.com>
2530 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2532 (incremental_dump_LDADD): Likewise.
2533 * Makefile.in: Regenerated.
2535 2009-11-25 Doug Kwan <dougkwan@google.com>
2539 2009-11-25 Doug Kwan <dougkwan@google.com>
2541 * arm.cc (Target_arm::Target_arm): Move method definition
2542 outside of class definition. Add code to handle
2543 --target1-rel, --target1-abs and --target2= options.
2544 (Target_arm::get_reloc_reloc_type): Change method to be
2545 non-static and const.
2546 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2547 New data member declaration.
2548 (Target_arm::Scan::local, Target_arm::Scan::global,
2549 Target_arm::Relocate::relocate,
2550 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2551 Adjust call to Target_arm::get_real_reloc_type.
2552 (Target_arm::get_real_reloc_type): Use command line options
2553 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2554 * options.h (--target1-rel, --target1-abs, --target2): New
2557 2009-11-25 Doug Kwan <dougkwan@google.com>
2559 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2560 class definition. Add code to handle --target1-rel, --target1-abs
2561 and --target2= options.
2562 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2564 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2566 (Target_arm::Scan::local, Target_arm::Scan::global,
2567 Target_arm::Relocate::relocate,
2568 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2569 call to Target_arm::get_real_reloc_type.
2570 (Target_arm::get_real_reloc_type): Use command line options to
2571 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2572 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2575 2009-11-25 Doug Kwan <dougkwan@google.com>
2577 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2578 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2579 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2581 (Arm_relocate_functions::thm_call): Replace body with a call to
2582 Arm_relocate_functions::thumb_branch_common.
2583 (Arm_relocate_functions::thm_jump24,
2584 Arm_relocate_functions::thm_xpc22): New method definitions.
2585 (Arm_relocate_functions::thumb_branch_common): New method definition.
2586 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2588 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2589 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2591 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2593 * Makefile.am: Build incremental-dump
2594 * Makefile.in: Regenerate.
2595 * incremental-dump.cc: New.
2596 * incremental.cc (Incremental_inputs_header_data,
2597 Incremental_inputs_entry_data): Move to incremental.h
2598 * incremental.h: (Incremental_inputs_header_data,
2599 Incremental_inputs_entry_data): Move from incremental.cc
2601 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2603 * incremental.cc (Incremental_inputs_header,
2604 Incremental_inputs_header_write, Incremental_inputs_entry,
2605 Incremental_inputs_entry_write): Add a typedef with the data type.
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): Update comment about which
2612 type has the filed descriptions.
2614 2009-11-15 Doug Kwan <dougkwan@google.com>
2616 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2617 (Arm_relocate_functions::arm_branch_common): Change method defintion
2618 in class definition to a method declaration and update list of formal
2620 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2621 Arm_relocation_functions::jump24): Adjust call to
2622 Arm_relocate_functions::arm_branch_common. Update list of formal
2624 (Arm_relocate_functions::xpc25): New method definition.
2625 (Arm_relocate_functions::arm_branch_common): Move method defintion
2626 out from class definition. Use stubs for mode-switching and extending
2628 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2629 specially. Change code to enable use of stubs in ARM branches.
2631 2009-11-10 Doug Kwan <dougkwan@google.com>
2633 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2634 in method declaration.
2635 (Target_arm::relocate_stub): New method declaration.
2636 (Target_arm::default_target): Change to return a pointer instead of
2638 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2639 Target_arm::default_target.
2640 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2642 (Target_arm::relocate_section): Adjust view.
2643 (Target_arm::relocate_stub): New method definition.
2645 2009-11-10 Doug Kwan <dougkwan@google.com>
2647 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2649 * incremental.cc (open_incremental_binary): Initialized local
2650 variables to avoid warnings.
2651 * object.cc (make_elf_object): Ditto.
2652 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2655 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2658 * testsuite/plugin_test.c: Include "config.h".
2660 2009-11-09 Doug Kwan <dougkwan@google.com>
2662 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2663 (arm_symbol_value): Remove.
2664 (Arm_relocate_functions::arm_branch_common,
2665 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2666 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2667 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2668 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2669 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2670 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2671 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2672 Arm_relocate_functions::thm_mobw_abs_nc,
2673 Arm_relocate_functions::thm_mov_abs,
2674 Arm_relocate_functions::movw_prel_nc,
2675 Arm_relocate_functions::thm_movt_abs,
2676 Arm_relocate_functions::movt_prel,
2677 Arm_relocate_functions::thm_movw_prel_nc,
2678 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2679 (Target_arm::Relocate::relocate): Only decompose address into two
2680 parts if relocation type uses the thumb-bit and pass the actual
2681 bit instead of a flag indicating that the thumb-bit is used. Adjust
2682 calls to methods in Arm_relocate_functions for this change.
2684 2009-11-08 Ian Lance Taylor <iant@google.com>
2687 * reloc.cc: Instantiate
2688 Sized_relobj::initialize_input_to_output_maps and
2689 Sized_relobj:free_input_to_output_maps.
2691 2009-11-06 Ian Lance Taylor <iant@google.com>
2694 * defstd.cc (in_segment): Set only_if_ref true for "end".
2696 2009-11-06 Doug Kwan <dougkwan@google.com>
2698 * arm.cc (class Reloc_stub): Correct a comment.
2699 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2700 (Target_arm::scan_section_for_stubs): New method declaration.
2701 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2702 Change methods from private to protected.
2703 (Target_arm::do_may_relax): New method definition.
2704 (Target_arm::do_relax, Target_arm::group_sections,
2705 Target_arm::scan_reloc_for_stub,
2706 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2707 (Target_arm::arm_input_section_map_): New data member declaration.
2708 (Target_arm::scan_reloc_for_stub,
2709 Target_arm::scan_reloc_section_for_stubs,
2710 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2711 Target_arm::do_relax): New method definitions.
2713 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2715 * configure.ac: Check for (struct stat)::st_mtim
2716 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2717 * config.in: Regenerate.
2718 * configure: Regenerate.
2720 2009-11-05 Ian Lance Taylor <iant@google.com>
2723 * output.cc (Output_segment::add_output_section): Add missing
2726 2009-11-04 Ian Lance Taylor <iant@google.com>
2729 * object.h (class Object): Add is_needed and set_is_needed
2730 methods. Add is_needed_ field. Make bool fields into bitfields.
2731 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2732 defined in a dynamic object and referenced by a regular object,
2733 set is_needed for the dynamic object.
2734 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2735 if the file is marked with as_needed and it is not needed.
2737 2009-11-04 Ian Lance Taylor <iant@google.com>
2740 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2741 tags if data is discarded by linker script.
2742 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2743 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2744 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2745 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2747 2009-11-04 Ian Lance Taylor <iant@google.com>
2749 * layout.cc (Layout::get_output_section): Add is_interp and
2750 is_dynamic_linker_section parameters. Change all callers.
2751 (Layout::choose_output_section): Likewise.
2752 (Layout::make_output_section): Likewise.
2753 (Layout::add_output_section_data): Add is_dynamic_linker_section
2754 parameter. Change all callers.
2755 * layout.h (class Layout): Update declarations.
2756 * output.h (class Output_section): Add is_interp, set_is_interp,
2757 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2758 Add is_interp_, is_dynamic_linker_section_ fields. Change
2759 generate_code_fills_at_write_ to a bitfield.
2760 * output.cc (Output_section::Output_sections): Initialize new
2762 (Output_segment::add_output_section): Add do_sort parameter.
2765 2009-11-03 Ian Lance Taylor <iant@google.com>
2768 * options.h (class General_options): Add --warn-common.
2769 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2770 merging two common symbols.
2771 (Symbol_table::should_override): Handle --warn-common when merging
2772 a common symbol with a defined symbol. Use report_resolve_problem
2773 for multiple definitions.
2774 (Symbol_table::report_resolve_problem): New function.
2775 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2777 2009-11-03 Doug Kwan <dougkwan@google.com>
2779 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2781 (Target_arm::stub_factory): New method definition.
2782 (Target_arm::new_arm_input_section,
2783 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2784 Target_arm::reloc_uses_thumb_bit): New method declarations.
2785 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2786 New type definitions.
2787 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2788 member declarations.
2789 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2790 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2791 New method definitions.
2793 2009-11-03 Ian Lance Taylor <iant@google.com>
2795 * options.h (class General_options): Add --warn_constructors.
2797 2009-11-03 Ian Lance Taylor <iant@google.com>
2800 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2801 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2803 2009-11-03 Ian Lance Taylor <iant@google.com>
2806 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2807 --msgid-bugs-address.
2808 (install-pdf): New target.
2809 (install-data_yes): Look up one directory to find mkinstalldirs.
2811 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2813 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2816 2009-10-30 Doug Kwan <dougkwan@google.com>
2818 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2820 2009-10-30 Doug Kwan <dougkwan@google.com>
2822 * arm.cc (Stub_addend_reader): New struct template definition
2823 and partial specializations.
2824 (Stub_addend_reader::operator()): New method definition for a
2825 partially specialized template.
2827 2009-10-30 Doug Kwan <dougkwan@google.com>
2829 * arm.cc (Arm_relobj::processor_specific_flags): New method
2831 (Arm_relobj::do_read_symbols): New method declaration.
2832 (Arm_relobj::processor_specific_flags_): New data member declaration.
2833 (Arm_dynobj): New class definition.
2834 (Target_arm::do_finalize_sections): Add input_objects parameter.
2835 (Target_arm::do_adjust_elf_header): New method declaration.
2836 (Target_arm::are_eabi_versions_compatible,
2837 (Target_arm::merge_processor_specific_flags): New method declaration.
2838 (Target_arm::do_make_elf_object): New overloaded method definitions
2840 (Arm_relobj::do_read_symbols): New method definition.
2841 (Arm_dynobj::do_read_symbols): Ditto.
2842 (Target_arm::do_finalize_sections): Add input_objects parameters.
2843 Merge processor-specific flags from all input objects.
2844 (Target_arm::are_eabi_versions_compatible,
2845 Target_arm::merge_processor_specific_flags,
2846 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2847 New method definitions.
2848 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2849 Input_objects pointer type parameter.
2850 * layout.cc (Layout::finalize): Pass input objects to target's.
2851 finalize_sections function.
2852 * output.cc (Output_file_header::do_sized_write): Set ELF file
2853 header's processor-specific flags.
2854 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2855 Input_objects pointer type parameter.
2856 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2857 * target.h (Input_objects): New forward class declaration.
2858 (Target::processor_specific_flags,
2859 Target::are_processor_specific_flags_sect): New method definitions.
2860 (Target::finalize_sections): Add input_objects parameter.
2861 (Target::Target): Initialize processor_specific_flags_ and
2862 are_processor_specific_flags_set_.
2863 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2865 (Target::set_processor_specific_flags): New method definition.
2866 (Target::processor_specific_flags_,
2867 Target::are_processor_specific_flags_set_): New data member
2869 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2870 Input_objects pointer type parameter.
2872 2009-10-30 Doug Kwan <dougkwan@google.com>
2874 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2876 2009-10-28 Ian Lance Taylor <iant@google.com>
2878 * object.h (class Relobj): Drop options parameter from
2879 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2880 do_scan_relocs, do_relocate. Change all callers.
2881 (class Sized_relobj): Drop options parameters from
2882 do_gc_process_relocs, do_scan_relocs, do_relocate,
2883 do_relocate_sections, relocate_sections, emit_relocs_scan,
2884 emit_relocs_scan_reltype. Change all callers.
2885 (struct Relocate_info): Remove options field and all references to
2887 * reloc.h (class Read_relocs): Remove options constructor
2888 parameter and options_ field. Change all callers.
2889 (class Gc_process_relocs, class Scan_relocs): Likewise.
2890 (class Relocate_task): Likewise.
2891 * target-reloc.h (scan_relocs): Remove options parameter. Change
2893 (scan_relocatable_relocs): Likewise.
2894 * target.h (class Sized_target): Remove options parameter from
2895 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2897 * gc.h (gc_process_relocs): Remove options parameter. Change all
2899 * arm.cc: Update functions to remove options parameters.
2900 * i386.cc: Likewise.
2901 * powerpc.cc: Likewise.
2902 * sparc.cc: Likewise.
2903 * x86_64.cc: Likewise.
2904 * testsuite/testfile.cc: Likewise.
2906 2009-10-28 Doug Kwan <dougkwan@google.com>
2908 * arm.cc (Arm_relobj): New class definition.
2909 (Arm_relobj::scan_sections_for_stubs,
2910 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2911 New method definitions.
2913 2009-10-28 Cary Coutant <ccoutant@google.com>
2915 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2916 (Plugin::cleanup_done_): New member.
2917 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2918 (Plugin_manager::cleanup_done_): Remove.
2919 (Plugin_manager::add_input_file): Edit error message.
2920 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2921 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2923 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2925 * fileread.cc: (File_read::View::~View): Use the new
2926 data_ownership_ filed.
2927 (File_read::~File_read): Dispose the new whole_file_view_.
2928 (File_read::open): Mmap the whole file if needed.
2929 (File_read::open): Use whole_file_view_ instead of contents_.
2930 (File_read::find_view): Use whole_file_view_ if applicable.
2931 (File_read::do_read): Use whole_file_view_ instead of contents_.
2932 (File_read::make_view): Use whole_file_view_ instead of contents_,
2933 update File_read::View::View call.
2934 (File_read::find_or_make_view): Update File_read::View::View
2936 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2938 (File_read::View::Data_ownership): New enum.
2939 (File_read::View::View): Replace bool mapped_ with Data_ownership
2941 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2942 (File_read::View::data_ownership_): New field.
2943 (File_read::contents_): Remove (replaced by whole_file_view_).
2944 (File_read::whole_file_view_): New field.
2945 * options.h (class General_options): Add --keep-files-mapped.
2947 2009-10-27 Cary Coutant <ccoutant@google.com>
2949 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2950 * testsuite/Makefile.am (plugin_test_5): New test case.
2951 * testsuite/Makefile.in: Regenerate.
2953 2009-10-25 Doug Kwan <dougkwan@google.com>
2955 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2956 from private to protected to allow access by child class.
2957 (Sized_relobj::do_relocate_sections): New method declaration.
2958 (Sized_relobj::relocate_sections): Virtualize.
2959 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2960 Sized_relobj::relocate_sections. Instantiate template explicitly
2961 for different target sizes and endianity.
2963 2009-10-24 Doug Kwan <dougkwan@google.com>
2965 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2966 (Arm_input_section::as_arm_input_section): New method.
2967 (Arm_output_section): New class definition.
2968 (Arm_output_section::create_stub_group,
2969 Arm_output_section::group_sections): New method definitions.
2971 2009-10-22 Doug Kwan <dougkwan@google.com>
2973 * arm.cc (Arm_input_section): New class definition.
2974 (Arm_input_section::init, Arm_input_section:do_write,
2975 Arm_input_section::set_final_data_size,
2976 Arm_input_section::do_reset_address_and_file_offset): New method
2979 2009-10-21 Doug Kwan <dougkwan@google.com>
2981 * arm.cc (Stub_table, Arm_input_section): New forward class
2983 (Stub_table): New class defintion.
2984 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2985 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2986 New method definition.
2988 2009-10-21 Doug Kwan <dougkwan@google.com>
2990 * arm.cc: Update copyright comments.
2991 (Target_arm): New forward class template declaration.
2992 (Arm_address): New type.
2993 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2994 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2995 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2997 (Insn_template): Same.
2998 (DEF_STUBS): New macro.
2999 (Stub_type): New enum type.
3000 (Stub_template): New class definition.
3003 (Stub_factory): Same.
3004 (Target_arm::Target_arm): Initialize may_use_blx_ and
3005 should_force_pic_veneer_.
3006 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3007 Target_arm::should_force_pic_veneer,
3008 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3009 Target_arm::using_thumb_only, Target_arm:;default_target): New
3011 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3012 New data member declarations.
3013 (Insn_template::size, Insn_template::alignment): New method defintions.
3014 (Stub_template::Stub_template): New method definition.
3015 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3016 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3017 (Stub_factory::Stub_factory): New method definition.
3018 * gold.h (string_hash): New template.
3019 * output.h (Input_section_specifier::hash_value): Use
3021 (Input_section_specifier::string_hash): Remove.
3022 * stringpool.cc (Stringpool_template::string_hash): Use
3025 2009-10-20 Doug Kwan <dougkwan@google.com>
3027 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3028 symbols of relaxed input sections.
3029 * output.h (Output_section::find_relaxed_input_section): Make
3032 2009-10-16 Doug Kwan <dougkwan@google.com>
3034 * dynobj.cc (Versions::Versions): Initialize version_script_.
3035 Only insert base version symbol definition for a shared object
3036 if version script defines any version versions.
3037 (Versions::define_base_version): New method definition.
3038 (Versions::add_def): Check that base version is not needed.
3039 (Versions::add_need): Define base version lazily.
3040 * dynobj.h (Versions::define_base_version): New method declaration.
3041 (Versions::needs_base_version_): New data member declaration.
3042 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3043 (check_DATA): Add no_version_test.stdout.
3044 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3046 * testsuite/Makefile.in: Regenerate.
3047 * testsuite/no_version_test.c: New file.
3048 * testsuite/no_version_test.sh: Ditto.
3050 2009-10-16 Doug Kwan <dougkwan@google.com>
3052 * expression.cc (class Segment_start_expression): New class definition.
3053 (Segment_start_expression::value): New method definition.
3054 (script_exp_function_segment_start): Return a new
3055 Segment_start_expression.
3056 * gold/script-c.h (script_saw_segment_start_expression): New function
3058 * script-sections.cc (Script_sections::Script_sections): Initialize
3059 SAW_SEGMENT_START_EXPRESSION_ to false.
3060 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3061 and -Tbbs options to specify section addresses if given in
3062 command line and no SEGMENT_START expression is seen in a script.
3063 * script-sections.h (Script_sections::saw_segment_start_expression,
3064 Script_sections::set_saw_segment_start_expression): New method
3066 (Script_sections::saw_segment_start_expression_): New data member
3068 * script.cc (script_saw_segment_start_expression): New function.
3069 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3070 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3071 script_test_7.sh and script_test_8.sh.
3072 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3073 script_test_8.stdout.
3074 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3075 (script_test_6, script_test_6.stdout, script_test_7,
3076 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3077 * Makefile.in: Regenerate.
3078 * testsuite/script_test_6.sh: New file.
3079 * testsuite/script_test_6.t: Same.
3080 * testsuite/script_test_7.sh: Same.
3081 * testsuite/script_test_7.t: Same.
3082 * testsuite/script_test_8.sh: Same.
3084 2009-10-16 Doug Kwan <dougkwan@google.com>
3086 * output.cc (Output_segment::set_section_list_address): Cast
3087 expressions to unsigned long long type to avoid format warnings.
3089 2009-10-15 Ian Lance Taylor <iant@google.com>
3091 * script.cc (Script_options::add_symbol_assignment): Always add a
3092 dot assignment to script_sections_.
3093 * script-sections.cc (Script_sections::add_dot_assignment):
3094 Initialize if necessary.
3096 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3097 program headers with no load segment if there is a linker script.
3099 * layout.cc (Layout::set_segment_offsets): Align the file offset
3100 to the segment aligment for -N or -n with no load segment.
3101 * output.cc (Output_segment::add_output_section): Don't crash if
3102 the first section is a TLS section.
3103 (Output_segment::set_section_list_addresses): Print an error
3104 message if the address moves backward in a linker script.
3105 * script-sections.cc
3106 (Output_section_element_input::set_section_addresses): Don't
3107 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3108 (Orphan_output_section::set_section_addresses): Likewise.
3110 2009-10-15 Doug Kwan <dougkwan@google.com>
3112 * layout.cc (Layout::finish_dynamic_section): Generate tags
3113 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3114 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3115 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3117 2009-10-14 Ian Lance Taylor <iant@google.com>
3119 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3121 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3122 data_shdr fields of relinfo.
3123 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3124 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3125 R_386_TLS_LDO_32, adjust based on section flags.
3126 (Target_i386::Relocate::fix_up_ldo): Remove.
3128 2009-10-13 Ian Lance Taylor <iant@google.com>
3130 Add support for -pie.
3131 * options.h (class General_options): Add -pie and
3133 (General_options::output_is_position_independent): Test -pie.
3134 (General_options::output_is_executable): Return true if not shared
3135 and not relocatable.
3136 (General_options::output_is_pie): Remove.
3137 * options.cc (General_options::finalize): Reject incompatible uses
3139 * gold.cc (queue_middle_tasks): A -pie link is not static.
3140 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3141 * symtab.cc (Symbol::final_value_is_known): Return false if
3142 output_is_position_independent.
3143 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3144 output_is_position_independent.
3145 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3146 output_is_position_independent.
3147 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3148 output_is_position_independent.
3149 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3151 (basic_pie_test.o, basic_pie_test): New targets.
3152 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3153 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3154 (two_file_pie_test): New target.
3155 * testsuite/Makefile.in: Rebuild.
3156 * README: Remove note saying that -pie is not supported.
3158 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3160 * options.h (class General_options): Add -init and -fini.
3161 * layout.cc (Layout::finish_dynamic_section): Emit
3162 given init and fini functions.
3164 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3166 * gc.h (gc_process_relocs): Check if icf is enabled using new
3168 * gold.cc (queue_initial_tasks): Likewise.
3169 (queue_middle_tasks): Likewise.
3170 * object.cc (do_layout): Likewise.
3171 * symtab.cc (is_section_folded): Likewise.
3172 * main.cc (main): Likewise.
3173 * reloc.cc (Read_relocs::run): Likewise.
3174 (Sized_relobj::do_scan_relocs): Likewise.
3175 * icf.cc (is_function_ctor_or_dtor): New function.
3176 (Icf::find_identical_sections): Check if function is ctor or dtor when
3178 * options.h (General_options::icf): Change option to be an enum.
3179 (Icf_status): New enum.
3180 (icf_enabled): New method.
3181 (icf_safe_folding): New method.
3182 (set_icf_status): New method.
3183 (icf_status_): New variable.
3184 * (options.cc) (General_options::finalize): Set icf_status_.
3185 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3186 icf_test and icf_keep_unique_test to use the --icf enum flag.
3187 * testsuite/icf_safe_test.sh: New file.
3188 * testsuite/icf_safe_test.cc: New file.
3190 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3192 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3193 includes to gc.h and icf.h.
3194 * arm.cc: Include gc.h.
3195 * gold.cc: Likewise.
3196 * i386.cc: Likewise.
3197 * powerpc.cc: Likewise.
3198 * sparc.cc: Likewise.
3199 * x86_64.cc: Likewise.
3200 * gc.h: Include icf.h.
3202 2009-10-11 Ian Lance Taylor <iant@google.com>
3204 * plugin.cc: Include "gold.h" before other header files.
3206 2009-10-10 Chris Demetriou <cgd@google.com>
3208 * options.h (Input_file_argument::Input_file_type): New enum.
3209 (Input_file_argument::is_lib_): Replace with...
3210 (Input_file_argument::type_): New member.
3211 (Input_file_argument::Input_file_argument): Take Input_file_type
3212 'type' rather than boolean 'is_lib' as second argument.
3213 (Input_file_argument::is_lib): Use type_.
3214 (Input_file_argument::is_searched_file): New function.
3215 (Input_file_argument::may_need_search): Handle is_searched_file.
3216 * options.cc (General_options::parse_library): Support -l:filename.
3217 (General_options::parse_just_symbols): Update for Input_file_argument
3219 (Command_line::process): Likewise.
3220 * archive.cc (Archive::get_file_and_offset): Likewise.
3221 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3222 * script.cc (read_script_file, script_add_file): Likewise.
3223 * fileread.cc (Input_file::Input_file): Likewise.
3224 (Input_file::will_search_for): Handle is_searched_file.
3225 (Input_file::open): Likewise.
3226 * readsyms.cc (Read_symbols::get_name): Likewise.
3227 * testsuite/Makefile.am (searched_file_test): New test.
3228 * testsuite/Makefile.in: Regenerate.
3229 * testsuite/searched_file_test.cc: New file.
3230 * testsuite/searched_file_test_lib.cc: New file.
3232 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3233 Ian Lance Taylor <iant@google.com>
3235 * descriptor.cc: Include <cstdio> and "binary-io.h".
3236 (Descriptors::open): Open the files in binary mode always.
3237 * script.cc (Lex::get_token): Treat \r as whitespace.
3239 2009-10-09 Ian Lance Taylor <iant@google.com>
3241 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3243 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3244 Ian Lance Taylor <iant@google.com>
3246 * configure.ac: Check for readv function also.
3247 * fileread.cc (readv): Define if not HAVE_READV.
3248 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3250 * config.in: Regenerate.
3251 * configure: Regenerate.
3253 2009-10-09 Doug Kwan <dougkwan@google.com>
3255 * layout.cc (Layout::make_output_section): Call target hook to make
3256 ordinary output section.
3257 (Layout::finalize): Adjust parameter list of call the
3258 Target::may_relax().
3259 * layout.h (class Layout::section_list): New method.
3260 * merge.h (Output_merge_base::entsize): Change visibility to public.
3261 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3263 (Output_merge_string::do_is_string): New method.
3264 * object.cc (Sized_relobj::do_setup): renamed from
3265 Sized_relobj::set_up.
3266 * object.h (Sized_relobj::adjust_shndx,
3267 Sized_relobj::initializ_input_to_output_maps,
3268 Sized_relobj::free_input_to_output_maps): Change visibilities to
3270 (Sized_relobj::setup): Virtualize.
3271 (Sized_relobj::do_setup): New method declaration.
3272 (Sized_relobj::invalidate_section_offset,
3273 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3274 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3275 * options.cc (parse_int): New function.
3276 * options.h (parse_int): New declaration.
3277 (DEFINE_int): New macro.
3278 (stub_group_size): New option.
3279 * output.cc (Output_section::Output_section): Initialize memebers
3280 merge_section_map_, merge_section_by_properties_map_,
3281 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3282 (Output_section::add_input_section): Handled deferred code-fill
3283 generation and remove an old comment.
3284 (Output_section::add_relaxed_input_section): New method definition.
3285 (Output_section::add_merge_input_section): Use merge section by
3286 properties map to speed to search. Update merge section maps
3288 (Output_section::build_relaxation_map): New method definition.
3289 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3291 (Output_section::relax_input_section): Renamed to
3292 Output_section::convert_input_sections_to_relaxed_sections and change
3293 interface to take a vector of pointers to relaxed sections.
3294 (Output_section::find_merge_section,
3295 Output_section::find_relaxed_input_section): New method definitions.
3296 (Output_section::is_input_address_mapped,
3297 Output_section::output_offset, Output_section::output_address):
3298 Use output section data maps to speed up searching.
3299 (Output_section::find_starting_output_address): Add comments.
3300 (Output_section::do_write,
3301 Output_section::write_to_postprocessing_buffer): Do code-fill
3302 generation as appropriate.
3303 (Output_section::get_input_sections): Invalidate relaxed input section
3305 (Output_section::restore_states): Adjust type of checkpoint .
3306 Invalidate relaxed input section map.
3307 * output.h (Output_merge_base): New class declaration.
3308 (Input_section_specifier): New class defintion.
3309 (class Output_relaxed_input_section) Change base class to
3310 Output_section_data_build.
3311 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3312 base class initializer.
3313 (Output_section::add_relaxed_input_section): New method declaration.
3314 (Output_section::Input_section): Change visibility to protected.
3315 (Output_section::Input_section::relobj,
3316 Output_section::Input_section::shndx): Handle relaxed input sections.
3317 Output_section::input_sections) Change visibility to protected. Also
3318 define overload to return a non-const pointer.
3319 (Output_section::Merge_section_properties): New class defintion.
3320 (Output_section::Merge_section_by_properties_map,
3321 Output_section::Output_section_data_by_input_section_map,
3322 Output_section::Relaxation_map): New types.
3323 (Output_section::relax_input_section): Rename method to
3324 Output_section::convert_input_sections_to_relaxed_sections and change
3325 interface to take a vector of relaxed section pointers.
3326 (Output_section::find_merge_section,
3327 Output_section::find_relaxed_input_section,
3328 Output_section::build_relaxation_map,
3329 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3330 New method declarations.
3331 (Output_section::merge_section_map_
3332 Output_section::merge_section_by_properties_map_,
3333 Output_section::relaxed_input_section_map_,
3334 Output_section::is_relaxed_input_section_map_valid_,
3335 Output_section::generate_code_fills_at_write_): New data members.
3336 * script-sections.cc
3337 (Output_section_element_input::set_section_addresses): Call
3338 current_data_size and addralign methods of relaxed input sections.
3339 (Orphan_output_section::set_section_addresses): Call current_data_size
3340 and addralign methods of relaxed input sections.
3341 * symtab.cc (Symbol_table::compute_final_value): Extract template
3342 from the body of Symbol_table::sized_finalize_symbol.
3343 (Symbol_table::sized_finalized_symbol): Call
3344 Symbol_table::compute_final_value.
3345 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3346 (Symbol_table::compute_final_value): New templated method declaration.
3347 * target.cc (Target::do_make_output_section): New method defintion.
3348 * target.h (Target::make_output_section): New method declaration.
3349 (Target::relax): Add more parameters for input objects, symbol table
3350 and layout. Adjust call to do_relax.
3351 (Target::do_make_output_section): New method declaration.
3352 (Target::do_relax): Add parameters for input objects, symbol table
3355 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3357 * pread.c: Include stdio.h.
3359 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3361 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3364 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3366 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3367 Change read_shndx type to unsigned int.
3368 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3370 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3371 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3372 Change read_shndx type to unsigned int.
3373 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3375 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3376 * layout.cc (Layout::create_symtab_sections): Cast the result of
3377 local_symcount * symsize to off_t in the gold_assert.
3379 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3381 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3382 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3384 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3385 (Arm_relocate_functions::thm_abs5): New function.
3386 (Arm_relocate_functions::abs12): New function.
3387 (Arm_relocate_functions::abs16): New function.
3388 (Arm_relocate_functions::base_abs): New function.
3389 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3390 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3391 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3393 (Scan::global): Likewise.
3394 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3395 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3396 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3397 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3400 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3402 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3403 (Arm_relocate_functions::movt_prel): New function.
3404 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3405 (Arm_relocate_functions::thm_movt_prel): New function.
3406 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3407 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3408 (Scan::global, Relocate::relocate): Likewise.
3409 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3411 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3413 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3414 Incremental_checker.
3415 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3417 (class Incremental_inputs_header): New class.
3418 (Incremental_inputs_header_writer): Edit comment.
3419 (Incremental_inputs_entry): New class.
3420 (Incremental_inputs_entry_writer): Edit comment.
3421 (Sized_incremental_binary::do_find_incremental_inputs_section):
3422 Add *strtab_shndx parameter, fill it.
3423 (Sized_incremental_binary::do_check_inputs): New method.
3424 (Incremental_checker::can_incrementally_link_output_file): Use
3425 Sized_incremental_binary::check_inputs.
3426 (Incremental_inputs::report_command_line): Save command line in
3429 (Incremental_binary::find_incremental_inputs_section): New
3431 (Incremental_binary::do_find_incremental_inputs_section): Add
3432 strtab_shndx parameter.
3433 (Incremental_binary::do_check_inputs): New pure virtual method.
3434 (Sized_incremental_binary::do_check_inputs): Declare.
3435 (Incremental_checker::Incremental_checker): Add incremental_inputs
3436 parameter, use it to initialize incremental_inputs_.
3437 (Incremental_checker::incremental_inputs_): New field.
3438 (Incremental_checker::command_line): New method.
3439 (Incremental_checker::inputs): New method.
3440 (Incremental_checker::command_line_): New field.
3442 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3444 * incremental.cc: Include <cstdarg> and "target-select.h".
3445 (vexplain_no_incremental): New function.
3446 (explain_no_incremental): New function.
3447 (Incremental_binary::error): New method.
3448 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3450 (make_sized_incremental_binary): New function.
3451 (open_incremental_binary): New function.
3452 (can_incrementally_link_file): Add checks if output is ELF and has
3454 * incremental.h: Include "elfcpp_file.h" and "output.h".
3455 (Incremental_binary): New class.
3456 (Sized_incremental_binary): New class.
3457 (open_incremental_binary): Declare.
3458 * object.cc (is_elf_object): Use
3459 elfcpp::Elf_recognizer::is_elf_file.
3460 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3461 * output.h (Output_file::filesize): New method.
3463 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3465 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3467 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3468 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3470 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3472 (Arm_relocate_functions::movw_abs_nc): New function.
3473 (Arm_relocate_functions::movt_abs): New function.
3474 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3475 (Arm_relocate_functions::thm_movt_abs): New function.
3476 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3477 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3478 (Scan::global): Likewise.
3479 (Relocate::relocate): Likewise.
3480 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3482 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3484 * arm.cc (Arm_relocate_functions::got_prel) New function.
3485 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3486 (Relocate::relocate): Likewise.
3487 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3489 2009-10-06 Ian Lance Taylor <iant@google.com>
3491 * options.h (class General_options): Define
3492 split_stack_adjust_size parameter.
3493 * object.h (class Object): Add uses_split_stack_ and
3494 has_no_split_stack_ fields. Add uses_split_stack and
3495 has_no_split_stack accessor functions. Declare
3496 handle_split_stack_section.
3497 (class Reloc_symbol_changes): Define.
3498 (class Sized_relobj): Define Function_offsets. Declare
3499 split_stack_adjust, split_stack_adjust_reltype, and
3501 * object.cc (Object::handle_split_stack_section): New function.
3502 (Sized_relobj::do_layout): Call handle_split_stack_section.
3503 * dynobj.cc (Sized_dynobj::do_layout): Call
3504 handle_split_stack_section.
3505 * reloc.cc (Sized_relobj::relocate_sections): Call
3506 split_stack_adjust for executable sections in split_stack
3507 objects. Pass reloc_map to relocate_section.
3508 (Sized_relobj::split_stack_adjust): New function.
3509 (Sized_relobj::split_stack_adjust_reltype): New function.
3510 (Sized_relobj::find_functions): New function.
3511 * target-reloc.h: Include "object.h".
3512 (relocate_section): Add reloc_symbol_changes parameter. Change
3514 * target.h (class Target): Add calls_non_split method. Declare
3515 do_calls_non_split virtual method. Declare match_view and
3517 * target.cc: Include "elfcpp.h".
3518 (Target::do_calls_non_split): New function.
3519 (Target::match_view): New function.
3520 (Target::set_view_to_nop): New function.
3521 * gold.cc (queue_middle_tasks): Give an error if mixing
3522 split-stack and non-split-stack objects with -r.
3523 * i386.cc (Target_i386::relocate_section): Add
3524 reloc_symbol_changes parameter.
3525 (Target_i386::do_calls_non_split): New function.
3526 * x86_64.cc (Target_x86_64::relocate_section): Add
3527 reloc_symbol_changes parameter.
3528 (Target_x86_64::do_calls_non_split): New function.
3529 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3531 * powerpc.cc (Target_powerpc::relocate_section): Add
3532 reloc_symbol_changes parameter.
3533 * sparc.cc (Target_sparc::relocate_section): Add
3534 reloc_symbol_changes parameter.
3535 * configure.ac: Call AM_CONDITIONAL for the default target.
3536 * configure: Rebuild.
3537 * testsuite/Makefile.am (TEST_AS): New variable.
3538 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3539 (check_DATA): Add split_i386 and split_x86_64 files.
3540 (SPLIT_DEFSYMS): Define.
3541 (split_i386_[1234n].o): New targets.
3542 (split_i386_[124]): New targets.
3543 (split_i386_[1234r].stdout): New targets.
3544 (split_x86_64_[1234n].o): New targets.
3545 (split_x86_64_[124]): New targets.
3546 (split_x86_64_[1234r].stdout): New targets.
3547 (MOSTLYCLEANFILES): Add new executables.
3548 * testsuite/split_i386.sh: New file.
3549 * testsuite/split_x86_64.sh: New file.
3550 * testsuite/split_i386_1.s: New file.
3551 * testsuite/split_i386_2.s: New file.
3552 * testsuite/split_i386_3.s: New file.
3553 * testsuite/split_i386_4.s: New file.
3554 * testsuite/split_i386_n.s: New file.
3555 * testsuite/split_x86_64_1.s: New file.
3556 * testsuite/split_x86_64_2.s: New file.
3557 * testsuite/split_x86_64_3.s: New file.
3558 * testsuite/split_x86_64_4.s: New file.
3559 * testsuite/split_x86_64_n.s: New file.
3560 * testsuite/testfile.cc (Target_test): Update relocation_section
3562 * testsuite/Makefile.in: Rebuild.
3564 2009-10-06 Ian Lance Taylor <iant@google.com>
3566 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3567 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3568 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3569 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3570 the address on ldo_addrs_.
3571 (Target_i386::Relocate::fix_up_ldo): New function.
3573 2009-10-06 Rafael Espindola <espindola@google.com>
3575 * plugin.cc (add_input_library): New.
3576 (Plugin::load): Add add_input_library to tv.
3577 (Plugin_manager::add_input_file): Add the is_lib argument.
3578 (add_input_file): Update call to Plugin_manager::add_input_file.
3579 (add_input_library): New.
3580 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3582 2009-09-30 Doug Kwan <dougkwan@google.com>
3584 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3585 symbol and call Symbol::may_need_copy_reloc to determine if
3586 a copy reloc is needed.
3587 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3588 nocopyreloc is given in command line.
3589 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3590 given in command line.
3591 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3592 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3593 of the removed Target_i386::may_need_copy_reloc.
3594 * options.h (copyreloc): New option with default value false.
3595 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3596 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3597 instead of the removed Target_powerpc::may_need_copy_reloc.
3598 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3599 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3600 instead of the removed Target_sparc::may_need_copy_reloc.
3601 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3602 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3603 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3604 instead of the removed Target_x86_64::may_need_copy_reloc.
3606 2009-09-30 Ian Lance Taylor <iant@google.com>
3608 * object.h (class Object): Remove target_ field, and target,
3609 sized_target, and set_target methods.
3610 (Object::sized_target): Remove.
3611 (class Sized_relobj): Update declarations. Remove sized_target.
3612 * object.cc (Sized_relobj::setup): Remove target parameter.
3614 (Input_objects::add_object): Don't do anything with the target.
3615 (make_elf_sized_object): Add punconfigured parameter. Change all
3616 callers. Set or test parameter target.
3617 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3619 * parameters.cc (Parameters::set_target): Change parameter type to
3621 (Parameters::default_target): Remove.
3622 (set_parameters_target): Change parameter type to be non-const.
3623 (parameters_force_valid_target): New function.
3624 (parameters_clear_target): New function.
3625 * parameters.h (class Parameters): Update declarations. Remove
3626 default_target method. Add sized_target and clear_target
3627 methods. Change target_ to be non-const.
3628 (set_parameters_target): Update declaration.
3629 (parameters_force_valid_target): Declare.
3630 (parameters_clear_target): Declare.
3631 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3632 as NULL if we aren't searching.
3633 (Add_symbols::run): Don't check for compatible target.
3634 * fileread.cc (Input_file::open_binary): Call
3635 parameters_force_valid_target.
3636 * gold.cc (queue_middle_tasks): Likewise.
3637 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3638 set_target on object.
3639 * dynobj.h (class Sized_dynobj): Update declarations.
3640 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3641 make_elf_object returns NULL.
3642 (Archive::include_member): Don't check whether object target is
3644 * output.cc (Output_section::add_input_section): Get target from
3646 (Output_section::relax_input_section): Likewise.
3647 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3649 (Sized_relobj::do_scan_relocs): Likewise.
3650 (Sized_relobj::relocate_sections): Likewise.
3651 * resolve.cc (Symbol_table::resolve): Likewise.
3652 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3653 parameter. Change all callers.
3654 (Symbol_table::add_from_object): Get target from parameters.
3655 (Symbol_table::add_from_relobj): Don't check object target.
3656 (Symbol_table::add_from_dynobj): Likewise.
3657 (Symbol_table::define_special_symbol): Get target from
3659 * symtab.h (class Symbol_table): Update declaration.
3660 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3661 parameter. Change all callers. Clear parameter target.
3662 (Binary_test): Test target here.
3663 * testsuite/object_unittest.cc (gold_testsuite): Remove
3664 target_test_pointer parameter. Change all callers.
3665 (Object_test): Test target here.
3667 2009-09-26 Ian Lance Taylor <iant@google.com>
3669 * testsuite/initpri1.c: Don't try to use constructor priorities if
3670 compiling with gcc before 4.3.
3672 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3674 * testsuite/retain_symbols_file_test.sh (check_present): Change
3675 output file name to retain_symbols_file_test.stdout.
3676 (check_absent): Likewise.
3678 2009-09-18 Craig Silverstein <csilvers@google.com>
3680 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3681 * options.cc: Include <cerrno> and <fstream>.
3682 (General_options::finalize): Parse -retain-symbols-file tag.
3683 * options.h: New flag.
3684 (General_options): New method should_retain_symbol, new
3685 variable symbols_to_retain.
3686 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3687 should_retain_symbol map.
3688 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3689 * testsuite/Makefile.in: Regenerate.
3690 * testsuite/retain_symbols_file_test.sh: New file.
3692 2009-09-18 Nick Clifton <nickc@redhat.com>
3694 * po/es.po: Updated Spanish translation.
3696 2009-09-17 Doug Kwan <dougkwan@google.com>
3698 * debug.h (DEBUG_RELAXATION): New constant.
3699 (DEBUG_ALL): Add DEBUG_RELAXATION.
3700 (debug_string_to_enum): Add relaxation debug option.
3702 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3703 Layout::Relaxation_debug_check::read_sections,
3704 Layout::Relaxation_debug_check::read_sections): New method definitions.
3705 (Layout::Layout): Initialize data members
3706 record_output_section_data_from_scrips_,
3707 script_output_section_data_list_ and relaxation_debug_check_.
3708 (Layout::save_segments, Layout::restore_segments,
3709 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3710 Layout::relaxation_loop_body): New method definitions.
3711 (Layout::finalize): Support relaxation. Move section layout code to
3712 Layout::relaxation_loop_body.
3713 (Layout::set_asection_address_from_script): Move code for orphan
3714 section placement out.
3715 (Layout::place_orphan_sections_in_script): New method definition.
3716 * layout.h (Output_segment_headers, Output_file_header):
3717 New forward class declarations.
3718 (Layout::~Layout): Define.
3719 (Layout::new_output_section_data_from_script): New method definition.
3720 (Layout::place_orphan_sections_in_script): New method declaration.
3721 (Layout::Segment_states): New type declaration.
3722 (Layout::save_segments, Layout::restore_segments,
3723 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3724 Layout::relaxation_loop_body): New method declarations.
3725 (Layout::Output_section_data_list): New type declaration.
3726 (Layout::Relaxation_debug_check): New class definition.
3727 (Layout::record_output_section_data_from_script_,
3728 Layout::script_output_section_data_list_, Layout::segment_states_,
3729 Layout::relaxation_debug_check_): New data members.
3730 * output.cc: (Output_section_headers::do_size): New method definition.
3731 (Output_section_headers::Output_section_headers): Move size
3732 computation to Output_section_headers::do_size.
3733 (Output_segment_headers::do_size): New method definition.
3734 (Output_file_header::Output_file_header): Move size computation to
3735 Output_file_header::do_size and call it.
3736 (Output_file_header::do_size): New method definition.
3737 (Output_data_group::Output_data_group): Adjust call to
3738 Output_section_data.
3739 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3740 (Output_symtab_xindex::do_write): Add array bound check.
3741 (Output_section::Input_section::print_to_mapfile): Handle
3742 RELAXED_INPUT_SECTION_CODE.
3743 (Output_section::Output_section): Initialize data member checkpoint_.
3744 (Output_section::~Output_section): Delete checkpoint object pointed
3746 (Output_section::add_input_section): Always add an Input_section if
3748 (Output_section::add_merge_input_section): Add assert.
3749 (Output_section::relax_input_section): New method definition.
3750 (Output_section::set_final_data_size): Set load address to zero for
3751 an unallocated section.
3752 (Output_section::do_address_and_file_offset_have_reset_values):
3753 New method definition.
3754 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3755 Handle relaxed input section.
3756 (Output_section::sort_attached_input_sections): Checkpoint input
3757 section list lazily.
3758 (Output_section::get_input_sections): Change type of input_sections to
3759 list of Simple_input_section pointers. Checkpoint input section list
3760 lazily. Also handle relaxed input sections.
3761 (Output_section::add_input_section_for_script): Take a reference to
3762 a Simple_input_section object instead of Relobj pointer and section
3763 index as parameter. Handle relaxed input sections.
3764 (Output_section::save_states, Output_section::restore_states): New
3766 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3767 (Output_data::is_data_size_fixed): New method definition.
3768 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3770 (Output_data::address_and_file_offset_have_reset_values): New method
3772 (Output_data::do_address_and_file_offset_have_reset_values): New method
3774 (Output_data::set_data_size): Check that data size is not fixed.
3775 (Output_data::fix_data_size): New method definition.
3776 (Output_data::is_data_size_fixed_): New data member.
3777 (Output_section_headers::set_final_data_size): New method definition.
3778 (Output_section_headers::do_size): New method declaration.
3779 (Output_segment_headers::set_final_data_size): New method definition.
3780 (Output_segment_headers::do_size): New method declaration.
3781 (Output_file_header::set_final_data_size)::New method definition.
3782 (Output_file_header::do_size)::New method declaration.
3783 (Output_section_data::Output_section_data): Add new parameter
3784 is_data_size_fixed and use it to fix data size.
3785 (Output_data_const::Output_data_const): Adjust call to base class
3786 constructor and fix data size.
3787 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3788 base class constructor and fix data size.
3789 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3790 base class constructor and fix data size.
3791 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3792 class constructor and fix data size.
3793 (Output_data_group::set_final_data_size): New method definition.
3794 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3795 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3796 class constructor and fix data size.
3797 (Output_relaxed_input_section): New class definition.
3798 (Output_section::Simple_input_section): New class definition.
3799 (Output_section::get_input_sections): Adjust parameter list.
3800 (Output_section::add_input_section_for_script): Same.
3801 (Output_section::save_states, Output_section::restore_states,
3802 Output_section::do_address_and_file_offset_have_reset_values,
3803 (Output_section::Input_section::Input_section): Handle
3804 RELAXED_INPUT_SECTION_CODE. Add new overload for
3805 Output_relaxed_input_section.
3806 (Output_section::Input_section::is_input_section,
3807 Output_section::Input_section::set_output_section): Handle relaxed
3809 (Output_section::Input_section::is_relaxed_input_section,
3810 Output_section::Input_section::output_section_data,
3811 Output_section::Input_section::relaxed_input_section): New method
3813 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3815 (Output_section::Input_section::u1_): Update comments.
3816 (Output_section::Input_section::u2_): Add new union member poris.
3817 (Output_section::Checkpoint_output_section): New classs definition.
3818 (Output_section::relax_input_section): New method declaration.
3819 (Output_section::checkpoint_): New data member.
3820 (Output_segment): Update comments.
3821 (Output_segment::Output_segment): Un-privatize copy constructor.
3822 (Output_segment::operator=): Un-privatize.
3823 * script-sections.cc (Output_section_element::Input_section_list):
3824 Change element type to Output_section::Simple_input_section.
3825 (Output_section_element_dot_assignment::set_section_addresses):
3826 Register output section data for relaxation clean up.
3827 (Output_data_exression::Output_data_expression): Adjust call to base
3828 constructor to fix data size.
3829 (Output_section_element_data::set_section_addresses): Register
3830 Output_data_expression object for relaxation clean up.
3831 (struct Input_section_info): Replace Relobj pointer and section index
3832 pair with Output_section::Simple_input_section and Convert struct to a
3834 (Input_section_sorter::operator()): Adjust access to
3835 Input_section_info data member to use accessors.
3836 (Output_section_element_input::set_section_addresses): Use layout
3837 parameter. Adjust code to use Output_section::Simple_input_section
3838 and Input_secction_info classes. Register filler for relaxation
3840 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3841 and section index pair with Output_section::Simple_input_section
3842 class. Adjust code accordingly.
3843 (Phdrs_element::release_segment): New method definition.
3844 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3846 (Script_sections::release_segments): New method definition.
3847 * gold/script-sections.h (Script_sections::release_segments): New
3849 * gold/target.h (Target::may_relax, Target::relax,
3850 Target::do_may_relax, Target::do_relax): New method definitions.
3852 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3854 * arm.cc (has_signed_unsigned_overflow): New function.
3855 (Arm_relocate_functions::abs8): New function.
3856 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3857 (Target_arm::Scan::global): Likewise.
3858 (Target_arm::relocate::relocate): Likewise.
3859 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3862 2009-09-16 Cary Coutant <ccoutant@google.com>
3864 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3865 * testsuite/Makefile.in: Regenerate.
3867 2009-09-11 Nick Clifton <nickc@redhat.com>
3869 * po/gold.pot: Updated by the Translation project.
3871 2009-09-08 Cary Coutant <ccoutant@google.com>
3873 * output.cc (Output_file::open): Add execute permission to empty file.
3874 * testsuite/Makefile.am (permission_test): New test.
3875 * testsuite/Makefile.in: Regenerate.
3877 2009-09-02 Ian Lance Taylor <iant@google.com>
3879 * output.cc (Output_file::resize): Call map_no_anonymous rather
3882 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3884 * gold.cc: Include "incremental.h".
3885 (queue_initial_tasks): Call Incremental_checker methods.
3886 * incremental.cc: Include "output.h".
3887 (Incremental_checker::can_incrementally_link_output_file): New
3889 * incremental.h (Incremental_checker): New class.
3891 * output.cc (Output_file::open_for_modification): New method.
3892 (Output_file::map_anonymous): Changed return type to bool. Record
3894 (Output_file::map_no_anonymous): New method, broken out of map.
3895 (Output_file::map): Use map_no_anonymous and map_anonymous.
3896 * output.h (class Output_file): Update declarations.
3898 2009-08-24 Cary Coutant <ccoutant@google.com>
3900 * options.h (Command_line::Pre_options): New class.
3901 (Command_line::pre_options): New member.
3902 * options.cc (gold::options::ready_to_register): New variable.
3903 (One_option::register_option): Do nothing if not registering options.
3904 Assert if same short option registered twice.
3905 (General_options::General_options): Turn off option registration when
3907 (Command_line::Pre_options::Pre_options): New constructor.
3909 2009-08-24 Cary Coutant <ccoutant@google.com>
3911 * options.h (General_options::no_keep_memory): Remove incorrect
3914 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3916 * Makefile.am (am__skiplex, am__skipyacc): New.
3917 * Makefile.in: Regenerate.
3919 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3921 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3922 (INCLUDES): ... this.
3923 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3924 (AM_CPPFLAGS): Renamed from ...
3925 (INCLUDE): ... this.
3926 * Makefile.in, testsuite/Makefile.in: Regenerate.
3928 * Makefile.in: Regenerate.
3929 * aclocal.m4: Likewise.
3930 * config.in: Likewise.
3931 * configure: Likewise.
3932 * testsuite/Makefile.in: Likewise.
3934 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3935 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3936 * Makefile.in: Regenerate.
3937 * testsuite/Makefile.in: Regenerate.
3939 2009-08-19 Cary Coutant <ccoutant@google.com>
3941 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3942 symbols in shared libraries overridden by hidden or internal symbols
3943 in the main program.
3945 2009-08-19 Chris Demetriou <cgd@google.com>
3947 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3948 checking source file names in error messages.
3950 2009-08-18 Doug Kwan <dougkwan@google.com>
3952 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3953 an elcpp::Ehdr as parameter. Adjust call to set_target.
3954 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3955 an elfcpp::Ehdr as parameter.
3956 * object.cc (Object::set_target): Remove the version that looks up
3957 a target and sets it.
3958 (Sized_relobj::setup): Take a Target object instead of
3959 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3960 (make_elf_sized_object): Find target and ask target to
3962 * object.h: (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.
3966 * target.cc: Include dynobj.h.
3967 (Target::do_make_elf_object_implementation): New.
3968 (Target::do_make_elf_object): New.
3969 * target.h (Target::make_elf_object): New template declaration.
3970 (Target::do_make_elf_object): New method declarations.
3971 (Target::do_make_elf_object_implementation): New template declaration.
3973 2009-08-14 Ian Lance Taylor <iant@google.com>
3975 * gold.h (FUNCTION_NAME): Define.
3976 (gold_unreachable): Use FUNCTION_NAME.
3978 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3980 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3981 symbol in the --keep-unique list is not found.
3983 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3985 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3986 been maked as --keep-unique.
3987 (Icf::unfold_section): New function.
3988 * icf.h (Icf::unfold_section): New function.
3989 * options.h (General_options::keep_unique): New option.
3990 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3991 * testsuite/Makefile.in: Regenerate.
3992 * testsuite/icf_keep_unique_test.sh: New file.
3993 * testsuite/icf_keep_unique_test.cc: New file.
3995 2009-08-12 Cary Coutant <ccoutant@google.com>
3998 * resolve.cc (Symbol_table::resolve): Check for references from
3999 dynamic objects to hidden and internal symbols.
4000 * testsuite/Makefile.am (hidden_test.sh): New test.
4001 * testsuite/Makefile.in: Regenerate.
4002 * testsuite/hidden_test.sh: New script.
4003 * testsuite/hidden_test_1.c: New test source.
4004 * testsuite/hidden_test_main.c: New test source.
4006 2009-08-11 Doug Kwan <dougkwan@google.com>
4008 * arm.cc: Update comments.
4009 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4010 segment to locate the .ARM.exidx section if present.
4012 2009-08-09 Doug Kwan <dougkwan@google.com>
4014 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4017 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4018 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4021 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4023 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4024 valid tls_segment only for non-debug-section relocations.
4025 * testsuite/Makefile.am: Add gc_tls_test.
4026 * testsuite/Makefile.in: Regenerate.
4027 * testsuite/gc_tls_test.cc: New file.
4028 * testsuite/gc_tls_test.sh: New file.
4030 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4034 * Makefile.am (CCFILES): Add icf.cc.
4036 * Makefile.in: Regenerate.
4037 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4038 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4039 section, symbol and addend information for the relocs.
4040 * gold.cc (queue_middle_tasks): Call identical code folding.
4041 * gold.h: Add defines for multimap.
4042 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4043 to the call of finalize_local_symbols.
4044 * main.cc (main): Create object of class Icf.
4045 * object.cc (Sized_relobj::do_layout): Allow this function to be
4046 called twice during icf.
4047 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4048 to sections marked as identical by icf.
4049 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4051 (Sized_relobj::do_section_entsize): New function.
4052 * object.h (Object::section_entsize): New function.
4053 (Object::do_section_entsize): New pure virtual function.
4054 (Relobj::finalize_local_symbols): Add new parameter.
4055 (Relobj::do_section_entsize): New function.
4056 * options.h (General_options::icf): New option.
4057 (General_options::icf_iterations): New option.
4058 (General_options::print_icf_sections): New option.
4059 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4060 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4061 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4063 * symtab.cc (Symbol_table::is_section_folded): New function.
4064 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4065 to sections marked as identical by icf.
4066 * symtab.h (Symbol_table::set_icf): New function.
4067 (Symbol_table::icf): New function.
4068 (Symbol_table::is_section_folded): New function.
4069 (Symbol_table::icf_): New data member.
4070 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4071 * testsuite/Makefile.am: Add commands to build icf_test.
4072 * testsuite/Makefile.in: Regenerate.
4073 * testsuite/icf_test.sh: New file.
4074 * testsuite/icf_test.cc: New file.
4076 2009-07-24 Chris Demetriou <cgd@google.com>
4078 * layout.cc (is_compressible_debug_section): Fix incorrect
4079 comment about compressed section names.
4081 2009-07-20 Ian Lance Taylor <ian@airs.com>
4084 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4086 2009-07-16 Ian Lance Taylor <iant@google.com>
4089 * layout.h: #include <map>.
4090 (class Kept_section): Change from struct to class. Add accessors
4091 and setters. Add section size to Comdat_group mapping. Change
4092 Comdat_group to std::map. Add is_comdat_ field. Add
4093 linkonce_size field in union.
4094 (class Layout): Update declaration of find_or_add_kept_section.
4095 Don't declare find_kept_object.
4096 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4097 parameter. Add object, shndx, is_comdat, and is_group_name
4098 parameters. Change all callers. Adjust for new Kept_section.
4099 (Layout::find_kept_object): Remove.
4100 * object.cc (Sized_relobj::include_section_group): Update use of
4101 Kept_section. Rename secnum to shndx. Only record
4102 Kept_comdat_section if sections are the same size.
4103 (Sized_relobj::include_linkonce_section): Update use of
4104 Kept_section. Only record Kept_comdat_section if sections are the
4105 same size. Set size of linkonce section.
4106 (Sized_relobj::map_to_kept_section): Update call to
4107 get_kept_comdat_section.
4108 * object.h (class Sized_relobj): Rename fields in
4109 Kept_comdat_section to drop trailing underscores; change object
4110 field to Relobj*. Change Kept_comdat_section_table to store
4111 struct rather than pointer.
4112 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4113 Add kept_object and kept_shndx parameters. Change all callers.
4114 (Sized_relobj::get_kept_comdat_section): Change return type to
4115 bool. Add kept_object and kept_shndx parameters. Change all
4117 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4118 Layout::find_or_add_kept_section.
4120 2009-07-09 Ian Lance Taylor <iant@google.com>
4122 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4123 Reserve space in the hash table.
4125 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4127 * fileread.cc (File_read::get_mtime): New method.
4128 * fileread.h (Timespec): New structure.
4129 (File_read::get_mtime): New method.
4130 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4131 Renamed from timestamp_nsec.
4132 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4134 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4136 (Incremental_inputs::report_archive): Save mtime; style fix.
4137 (Incremental_inputs::report_obejct): Save mtime; style fix.
4138 (Incremental_inputs::report_script): Save mtime; style fix.
4139 (Incremental_inputs::finalize_inputs): Style fix.
4140 (Incremental_inputs::finalize): Style fix.
4141 (Incremental_inputs::create_input_section_data): Store inputs
4143 * incremental.h (Incremental_inputs::report_script): Add mtime
4145 (Incremental_inputs::Input_info::Input_info): Intialize only one
4147 (Incremental_inputs::Input_info::archive): Move to nameless
4149 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4150 (Incremental_inputs::Input_info::script): Move to nameless union.
4151 (Incremental_inputs::mtime): New field.
4152 * script.cc (read_input_script): Pass file mtime to
4154 * script.h (Script_info::inputs): Style fix.
4156 2009-07-01 Ian Lance Taylor <ian@airs.com>
4158 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4161 2009-06-24 Ian Lance Taylor <iant@google.com>
4164 * layout.cc (Layout::choose_output_section): If we find an
4165 existing section, update the flags.
4166 (Layout::create_notes): New function, broken out of
4168 (Layout::finalize): Don't create note sections.
4169 (Layout::create_note): Don't crash if linker script discards
4171 (Layout::create_gold_note): Likewise.
4172 (Layout::create_build_id): Likewise. Don't set
4173 after_input_sections on the section.
4174 (Layout::create_executable_stack_info): Remove target parameter.
4176 * layout.h (class Layout): Declare create_notes. Update
4177 declaration of create_executable_stack_info.
4178 * gold.cc (queue_middle_tasks): Call create_notes.
4179 * output.cc (Output_section::update_flags_for_input_section): Move
4180 here from output.h. If SHF_ALLOC flag is newly set, mark address
4182 * output.h (Output_data::mark_address_invalid): New function.
4183 (class Output_section): Only declare, not define,
4184 update_flags_for_input_section. Remove set_flags.
4186 2009-06-24 Ian Lance Taylor <iant@google.com>
4188 * script-sections.cc (Output_section_definition::
4189 set_section_addresses): Rename shadowing local load_address to
4192 2009-06-24 Ian Lance Taylor <iant@google.com>
4195 * reloc.cc (relocate_sections): Skip empty relocation sections.
4197 2009-06-23 Ian Lance Taylor <iant@google.com>
4200 * layout.cc (Layout::create_note): Use choose_output_section
4201 rather than make_output_section.
4203 2009-06-23 Ian Lance Taylor <iant@google.com>
4206 * options.cc (General_options::parse_V): Set printed_version_.
4207 (General_options::General_options): Initialize printed_version_.
4208 * options.h (class General_options): Add printed_version_ field.
4209 * gold.cc (queue_initial_tasks): If there are no input files,
4210 don't give a fatal error if we printed the version information.
4211 (queue_middle_tasks): If using -r with a shared object, give a
4212 fatal error rather than an ordinary error.
4214 2009-06-23 Ian Lance Taylor <iant@google.com>
4217 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4218 (Layout::make_output_section): Set have_stabstr_section_ if we see
4219 a .stab*str section.
4220 (Layout::finalize): Call link_stabs_sections.
4221 (Layout::link_stabs_sections): New file.
4222 * layout.h (class Layout): Add have_stabstr_section_ field.
4223 Declare link_stabs_sections.
4225 2009-06-23 Doug Kwan <dougkwan@google.com>
4227 * Makefile.am (libgold_a_LIBADD): New.
4228 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4229 * Makefile.in: Regenerate.
4230 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4231 * configure: Regenerate.
4232 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4233 * fileread.cc: Include sys/state.h
4234 * gold.h: Declare memmem and strndup if found missing.
4235 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4237 2009-06-23 Ian Lance Taylor <iant@google.com>
4239 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4240 * configure: Rebuild.
4242 2009-06-23 Ian Lance Taylor <iant@google.com>
4245 * object.cc (Object::section_contents): Don't try to get a view if
4246 the section has length zero.
4247 (Object::handle_gnu_warning_section): If the section is empty, use
4248 the name of the section as the warning.
4250 2009-06-23 Ian Lance Taylor <iant@google.com>
4253 * stringpool.h (class Stringpool_template): Add optimize_ field.
4254 (Stringpool_template::set_optimize): New function.
4255 * stringpool.cc (Stringpool_template::Stringpool_template):
4256 Initialize optimize_ field.
4257 (Stringpool_template::set_string_offsets): Test local optimize
4258 fild rather than parameter.
4259 * layout.cc (Layout::Layout): Call set_optimize on the section
4262 2009-06-22 Ian Lance Taylor <iant@google.com>
4265 * yyscript.y: Parse TARGET.
4266 * script.cc (script_set_target): New function.
4267 * script-c.h (script_set_target): Declare.
4268 * options.cc (General_options::string_to_object_format): Rename
4269 from string_to_object_format in anonymous namespace. Change
4271 * options.h (class General_options): Declare
4272 string_to_object_format.
4274 2009-06-22 Ian Lance Taylor <iant@google.com>
4276 * script-sections.cc (Script_sections::create_segments): Don't put
4277 program headers in a PT_LOAD segment if -n or -N.
4279 2009-06-22 Ian Lance Taylor <iant@google.com>
4282 * options.h (class General_options): Add -z lazy and -z now. Sort
4283 -z options into alphabetical order.
4284 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4286 2009-06-21 Ian Lance Taylor <iant@google.com>
4288 * layout.cc (Layout::make_output_section): Call
4289 Target::new_output_section.
4290 (Layout::attach_allocated_section_to_segment): Put large section
4291 sections in a separate load segment with the large segment flag
4293 (Layout::segment_precedes): Sort large data segments after other
4295 (align_file_offset): New static function.
4296 (Layout::set_segment_offsets): Use align_file_offset.
4297 * output.h (class Output_section): Add is_small_section_ and
4298 is_large_section_ fields.
4299 (Output_section::is_small_section): New function.
4300 (Output_section::set_is_small_section): New function.
4301 (Output_section::is_large_section): New function.
4302 (Output_section::set_is_large_section): New function.
4303 (Output_section::is_large_data_section): New function.
4304 (class Output_segment): Add is_large_data_segment_ field.
4305 (Output_segment::is_large_data_segment): New function.
4306 (Output_segment::set_is_large_data_segment): New function.
4307 * output.cc (Output_section::Output_section): Initialize new
4309 (Output_segment::Output_segment): Likewise.
4310 (Output_segment::add_output_section): Add assertion that large
4311 data sections always go in large data segments. Force small data
4312 sections to the end of the list of data sections. Force small BSS
4313 sections to the start of the list of BSS sections. For large BSS
4314 sections to the end of the list of BSS sections.
4315 * symtab.h (class Symbol): Declare is_common_shndx.
4316 (Symbol::is_defined): Check Symbol::is_common_shndx.
4317 (Symbol::is_common): Likewise.
4318 (class Symbol_table): Define enum Commons_section_type. Update
4319 declarations. Add small_commons_ and large_commons_ fields.
4320 * symtab.cc (Symbol::is_common_shndx): New function.
4321 (Symbol_table::Symbol_table): Initialize new fields.
4322 (Symbol_table::add_from_object): Put small and large common
4323 symbols in the right list.
4324 (Symbol_table::sized_finalized_symbol): Check
4325 Symbol::is_common_shndx.
4326 (Symbol_table::sized_write_globals): Likewise.
4327 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4328 common symbol lists. Don't call do_allocate_commons_list if the
4330 (Symbol_table::do_allocate_commons_list): Remove is_tls
4331 parameter. Add comons_section_type parameter. Change all
4332 callers. Handle small and large common symbols.
4333 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4334 Symbol::is_common_shndx.
4335 * resolve.cc (symbol_to_bits): Likewise.
4336 * target.h (Target::small_common_shndx): New function.
4337 (Target::small_common_section_flags): New function.
4338 (Target::large_common_shndx): New function.
4339 (Target::large_common_section_flags): New function.
4340 (Target::new_output_section): New function.
4341 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4342 small_common_section_flags, and large_common_section_flags
4344 (Target::do_new_output_section): New virtual function.
4345 * arm.cc (Target_arm::arm_info): Initialize new fields.
4346 * i386.cc (Target_i386::i386_info): Likewise.
4347 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4349 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4350 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4351 (Target_x86_64::do_new_output_section): New function.
4352 * configure.ac: Define conditional MCMODEL_MEDIUM.
4353 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4354 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4355 (large_LDFLAGS): Define.
4356 * testsuite/large.c: New file.
4357 * testsuite/testfile.cc (Target_test::test_target_info):
4358 Initialize new fields.
4359 * configure, testsuite/Makefile.in: Rebuild.
4361 2009-06-05 Doug Kwan <dougkwan@google.com>
4363 * Makefile.am (CCFILES): Add target.cc.
4364 * Makefile.in: Regenerate.
4365 * i386.cc (class Target_i386): Define new virtual method to
4366 override do_is_local_label_name in parent.
4367 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4368 local symbols if --discard-locals or -X is given.
4369 * options.h (class General_options): Declare new options
4370 '--discard-locals' and '-X' for discarding locals.
4371 * target.h (class Target): Define new methods is_local_label_name.
4372 Declare new virtual method do_is_local_label_name.
4373 * target.cc: New file.
4374 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4375 (check_SCRIPTS): Add discard_locals_test.sh.
4376 (check_DATA): Add discard_local_tests.syms.
4377 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4378 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4379 * testsuite/Makefile.in: Regenerate.
4380 * testsuite/discard_locals_test.c: New file.
4381 * testsuite/discard_locals_test.sh: Same.
4383 2009-06-05 Doug Kwan <dougkwan@google.com>
4385 * object.cc (Sized_relobj::Sized_relobj): Initialize
4386 discarded_eh_frame_shndx_ to -1U.
4387 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4389 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4390 a discarded .eh_frame section.
4391 (Sized_relobj::do_finalize_local_symbols): Ditto.
4392 * object.h (class Sized_relobj): Declare new member
4393 discarded_eh_frame_shndx_.
4394 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4395 (local_labels_test.o, local_labels_test): New rules.
4396 * testsuite/Makefile.in: Regenerate.
4398 2009-06-04 Doug Kwan <dougkwan@google.com>
4400 * layout.cc (Layout::section_name_mapping): Add mapping for
4401 special ARM sections.
4403 2009-06-03 Doug Kwan <dougkwan@google.com>
4405 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4406 (utils::has_overflow): Same.
4408 2009-06-03 Ian Lance Taylor <iant@google.com>
4410 * layout.cc (Layout::section_name_mapping): New array, replacing
4411 Layout::linkonce_mapping.
4412 (Layout::section_name_mapping_count): New variable, replacing
4413 Layout::linkonce_mapping_count.
4414 (Layout::linkonce_output_name): Remove.
4415 (Layout::output_section_name): Rewrite.
4416 * layout.h (class Layout): Rename Linkonce_mapping to
4417 Section_name_mapping, linkonce_mapping to section_name_mapping,
4418 linkonce_mapping_count to section_name_mapping_count. Don't
4419 declare linkonce_output_name.
4421 2009-06-03 Doug Kwan <dougkwan@google.com>
4423 * gold/arm.cc (namespace utils): New.
4424 (Target_arm::reloc_is_non_pic): Define new method.
4425 (class Arm_relocate_functions): New.
4426 (Target_arm::Relocate::relocate): Handle relocation types used by
4429 2009-06-03 Ian Lance Taylor <iant@google.com>
4431 * arm.cc (Target_arm::scan::global): Use || instead of |.
4433 2009-06-02 Doug Kwan <dougkwan@google.com>
4435 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4436 issued_non_pic_error_.
4437 (class Target_arm::Scan): Declare new method check_non_pic.
4438 Define new method symbol_needs_plt_entry.
4439 Declare new data member issued_non_pic_error_.
4440 (class Target_arm::Relocate): Declare new method
4441 should_apply_static_reloc.
4442 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4443 (Target_arm::Scan::check_non_pic): Define new method.
4444 (Target_arm::Scan::local): Handle a small subset of reloc types used
4446 (Target_arm::Scan::local): Same.
4447 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4449 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4451 * incremental.cc (Incremental_inputs::report_command_line): Filter
4452 out --incremental-* options.
4454 2009-05-29 Doug Kwan <dougkwan@google.com>
4456 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4458 (class Target_arm): Update comment.
4459 (Target_arm::Target_arm): Initialize new data members GOT_,
4460 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4461 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4462 and Target_arm::rel_dyn_section.
4463 Declare new_enum Target_arm::Got_type.
4464 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4466 Update commments for member do_dynsym_value.
4467 (Target_arm::got_size, Target_arm::plt_section,
4468 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4469 new methods inside class defintion.
4470 (Target_arm::got_section): Define new method.
4471 (Target_arm::rel_dyn_section): Same.
4472 (Output_data_plt_arm): New template class.
4473 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4474 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4475 (Output_data_plt_arm::add_entry): Same.
4476 (Output_data_plt_arm::first_plt_entry): Define new
4477 static data member for PLT instruction template.
4478 (Output_data_plt_arm::plt_entry): Same.
4479 (Output_data_plt_arm::do_write): Define new method.
4480 (Target_arm::make_plt_entry): Same.
4481 (Target_arm::do_finalize_sections): Same.
4482 (Target_arm::do_dynsym_value): Same.
4484 2009-05-28 Doug Kwan <dougkwan@google.com>
4486 * Makefile.am (TARGETSOURCES): Add arm.cc.
4487 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4488 * Makefile.in: Regenerate.
4490 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4492 2009-05-26 Doug Kwan <dougkwan@google.com>
4494 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4495 (General_options::check_excluded_libs): Strip off directories in
4496 archive name before matching like GNU ld does.
4497 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4498 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4499 (exclude_libs_test_LDFLAGS): Add linker option
4500 -Wl,--exclude-libs,libexclude_libs_test_3
4501 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4502 an explicit archive without using -l.
4503 (alt/libexclude_libs_test_3.a): New make rule.
4504 * testsuite/Makefile.in: Regenerate.
4505 * testsuite/exclude_libs_test.c : Declare lib3_default().
4507 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4508 * exclude_libs_test_3.c: New file.
4510 2009-05-26 Nick Clifton <nickc@redhat.com>
4512 * po/id.po: New Indonesian translation.
4513 * po/gold.pot: Updated template file.
4515 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4517 * testsuite/Makefile.am: Add -ffunction-sections to compile
4518 gc_comdat_test files. Add -Wl,--gc-sections to build
4520 * testsuite/Makefile.in: Regenerate.
4521 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4523 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4525 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4526 kept comdat section was garbage collected.
4527 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4528 * testsuite/Makefile.in: Regenerate.
4529 * testsuite/gc_comdat_test.sh: New file.
4530 * testsuite/gc_comdat_test_1.cc: New file.
4531 * testsuite/gc_comdat_test_2.cc: New file.
4533 2009-05-19 Doug Kwan <dougkwan@google.com>
4535 * archive.cc (Archive::Archive): Move constructor from archive.h
4536 to here. Initialize no_export_.
4537 (Archive::get_elf_object_for_member): Set no_export flag of object.
4538 * archive.h (Archive::Archive): Move constructor body to
4540 (Archive::no_export): New method.
4541 (Archive::no_export_): New field.
4542 * object.h (Object::Object): Initialize no_export_ to false.
4543 (Object::no_export, Object::set_no_export): New methods.
4544 (Object::no_export_): New field.
4545 * options.cc (General_options::parse_exclude_libs): New method.
4546 (General_options::check_excluded_libs) Same.
4547 * options.h (exclude_libs): New option.
4548 (General_options::check_excluded_libs): New method declaration.
4549 (General_options::excluded_libs_): New field.
4550 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4551 default or protected visibility if an object has no-export flag set.
4552 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4553 (check_SCRIPTS): Add exclude_libs_test.sh.
4554 (check_DATA): Add exclude_libs_test.syms.
4555 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4556 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4557 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4558 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4559 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4560 libexclude_libs_test_2.a): New rules.
4561 * testsuite/Makefile.in: Regenerate.
4562 * testsuite/exclude_libs_test.c: New file.
4563 * testsuite/exclude_libs_test.sh: Ditto.
4564 * testsuite/exclude_libs_test_1.c: Ditto.
4565 * testsuite/exclude_libs_test_2.c: Ditto.
4567 2009-05-15 Ian Lance Taylor <iant@google.com>
4569 * configure.ac: Check for declarations for cases where libiberty.h
4570 checks HAVE_DECL_xxx.
4571 * configure, config.in: Rebuild.
4573 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4575 * gold.h (Incremental_argument_list): Remove (invalid) forward
4577 * incremental.cc (Incremental_inputs::report_achive): New method.
4578 (Incremental_inputs::report_object): New method.
4579 (Incremental_inputs::report_script): New method.
4580 (Incremental_inputs::finalize_inputs): New method.
4581 (Incremental_inputs::finalize): Call finalize_inputs().
4582 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4583 Create inputs entries.
4584 * incremental.h (Incremental_input_type): New enum.
4585 (Incremental_inputs::Incremental_input): Initialize new fields.
4586 (Incremental_inputs::report_inputs): New method.
4587 (Incremental_inputs::report_achive): New method.
4588 (Incremental_inputs::report_object): New method.
4589 (Incremental_inputs::report_script): New method.
4590 (Incremental_inputs::finalize_inputs): New method.
4591 (Incremental_inputs::Input_info): New struct.
4592 (Incremental_inputs::Input_info_map): New typedef.
4593 (Incremental_inputs::lock_): New field.
4594 (Incremental_inputs::Inputs_): New field.
4595 (Incremental_inputs::Inputs_map): New field.
4596 * main.cc (main): Call Incremental_input::report_inputs.
4597 * options.h (Input_argument_list): Typedef moved from
4599 (Input_file_group::Files): Remove, use ::Input_argument_list.
4600 (Input_file_group::Input_argument_list): Remove, use
4601 ::Input_argument_list.
4602 * plugin.cc (Plugin_manager::add_input_file): Add error in
4604 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4606 * script.cc (read_input_script): Call
4607 Incremental_input::report_script.
4608 * script.h (Script_info): New class.
4610 2009-04-27 Ian Lance Taylor <iant@google.com>
4612 * x86_64.cc (do_adjust_output_section): Set entsize to
4615 2009-04-23 Elliott Hughes <enh@google.com>
4617 * output.cc (Output_file::close): After short writes, continue
4618 writing from the correct offset in the buffer being written.
4620 2009-04-23 Chris Demetriou <cgd@google.com>
4622 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4623 * configure: Regenerate.
4624 * config.in: Regenerate.
4625 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4626 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4628 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4630 * incremental.cc (Incremental_inputs_header_data): Renamed from
4631 Incremental_input_header_data.
4632 (Incremental_inputs_header_data::data_size): New field.
4633 (Incremental_inputs_header_data::put_input_file_count): Renamed
4634 from input_file_count.
4635 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4636 from command_line_offset.
4637 (Incremental_inputs_header_data::put_reserved): Renamed from
4639 (Incremental_inputs_entry_data): Renamed from
4640 Incremental_input_entry_data.
4641 (Incremental_inputs_entry_data::data_size): New field.
4642 (Incremental_inputs::report_command_line): New method.
4643 (Incremental_inputs::finalize): New method.
4644 (Incremental_inputs::create_incremental_inputs_data): New method.
4645 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4646 * incremental.h: New file.
4647 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4648 (Layout::finalize): Create incremental inputs section in
4650 (Layout::create_incremental_info_sections): New method.
4651 * layout.h (Layout::incremental_inputs): New method.
4652 (Layout::create_incremental_info_sections): New method.
4653 (Layout::incremental_inputs_): New field.
4654 * main.cc (main): Notify Incremental_input of the command line.
4656 2009-04-01 Ian Lance Taylor <iant@google.com>
4657 Mikolaj Zalewski <mikolajz@google.com>
4659 * gold.h (reserve_unordered_map): Define, three versions, one for
4660 each version of Unordered_map.
4661 * layout.cc (Layout::Layout): Remove options parameter. Add
4662 number_of_input_files parameter. Don't initialize options_.
4663 Initialize number_of_input_files_ and resized_signatures_. Move
4664 sections_are_attached_.
4665 (Layout::layout_group): Reserve space for group_signatures_.
4666 (Layout::find_or_add_kept_section): Change name parameter to be a
4667 reference. Resize signatures_ map when it gets large enough.
4668 (Layout::layout_eh_frame): Use parameters->options() instead of
4670 (Layout::make_output_section): Likewise.
4671 (Layout::attach_allocated_section_to_segment): Likewise.
4672 (Layout::finalize, Layout::create_executable_stack): Likewise.
4673 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4674 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4675 * layout.h (class Layout): Update declarations. Remove options_
4676 field. Add number_of_input_files_ and resized_signatures_
4677 fields. Move sections_are_attached_ field.
4678 * main.cc (main): Pass number of input files to Layout
4679 constructor. Don't pass options.
4681 2009-03-30 Ian Lance Taylor <iant@google.com>
4683 * ffsll.c (ffsll): Correct implementation.
4685 2009-03-27 Ian Lance Taylor <iant@google.com>
4687 * ffsll.c: New file.
4688 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4689 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4690 * ftruncate.c (ftruncate): Declare before definition.
4691 * mremap.c (mremap): Likewise.
4692 * pread.c (pread): Likewise.
4693 * configure, Makefile.in, config.in: Rebuild.
4695 * mremap.c: New file.
4696 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4697 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4698 (mremap): Declare if HAVE_MREMAP is not defined.
4699 * configure, Makefile.in, config.in: Rebuild.
4701 2009-03-27 Cary Coutant <ccoutant@google.com>
4703 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4704 position independent.
4705 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4706 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4708 2009-03-24 Cary Coutant <ccoutant@google.com>
4710 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4712 (needs_dynamic_reloc): Likewise.
4714 2009-03-24 Ian Lance Taylor <iant@google.com>
4716 * yyscript.y (file_cmd): Recognize EXTERN.
4717 (extern_name_list, extern_name_list_body): New nonterminals.
4718 * script.cc (script_add_extern): Define.
4719 * script-c.h (script_add_extern): Declare.
4721 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4723 * object.cc (is_elf_object): Define.
4724 * object.h (is_elf_object): Declare.
4725 * archive.cc (Archive::get_elf_object_for_member): Call
4727 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4729 2009-03-24 Elliott Hughes <enh@google.com>
4731 * output.cc (Output_file::map_anonymous): Define.
4732 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4733 try an anonymous one. Report the size if the mmap fails.
4734 * output.h (class Output_file): Declare map_anonymous.
4736 2009-03-24 Ian Lance Taylor <iant@google.com>
4738 * target-select.cc (instantiate_target): Don't acquire the lock if
4739 the instantiated_target_ field has already been set.
4741 2009-03-23 Ian Lance Taylor <iant@google.com>
4743 * gold-threads.h (class Initialize_lock): Define.
4744 * gold-threads.cc (class Initialize_lock_once): Define.
4745 (initialize_lock_control): New static variable.
4746 (initialize_lock_pointer): New static variable.
4747 (initialize_lock_once): New static function.
4748 (Initialize_lock::Initialize_lock): Define.
4749 (Initialize_lock::initialize): Define.
4750 * target-select.h: Include "gold-threads.h".
4751 (class Target_selector): Add lock_ and initialize_lock_ fields.
4752 Don't define instantiate_target, just declare it.
4753 * target-select.cc (Target_selector::Target_selector): Initialize
4755 (Target_selector::instantiate_target): Define.
4756 * descriptors.h: Include "gold-threads.h".
4757 (class Descriptors): Add initialize_lock_ field.
4758 * descriptors.cc (Descriptors::Descriptors): Initialize new
4760 (Descriptors::open): Use initialize_lock_ field
4761 * errors.h (class Errors): Add initialize_lock_ field.
4762 * errors.cc (Errors::Errors): Initialize new field.
4763 (Errors::initialize_lock): Use initialize_lock_ field.
4764 * powerpc.cc (class Target_selector_powerpc): Remove
4765 instantiated_target_ field. In do_recognize call
4766 instantiate_target rather than do_instantiate_target. In
4767 do_instantiate_target just allocate a new target.
4768 * sparc.cc (class Target_selector_sparc): Likewise.
4770 * freebsd.h: New file.
4771 * i386.cc: Include "freebsd.h".
4772 (Target_i386): Derive from Target_freebsd rather than
4774 (Target_selector_i386): Derive from Target_selector_freebsd rather
4775 than Target_selector.
4776 * x86_64.cc: Include "freebsd.h".
4777 (Target_x86_64): Derive from Target_freebsd rather than
4779 (Target_selector_x86_64): Derive from Target_selector_freebsd
4780 rather than Target_selector.
4781 * target.h (class Target): Add adjust_elf_header and
4782 do_adjust_elf_header.
4783 * output.cc (Output_file_header:: do_sized_write): Call target
4784 adjust_elf_header routine.
4785 * configure.tgt: Set targ_osabi.
4786 * configure.ac: Define GOLD_DEFAULT_OSABI.
4787 * parameters.cc (Parameters::default_target): Pass
4788 GOLD_DEFAULT_OSABI to select_target.
4789 * target-select.h (class Target_selector): Make instantiate_target
4790 protected rather than private.
4791 * Makefile.am (HFILES): Add freebsd.h.
4792 * configure, Makefile.in, config.in: Rebuild.
4794 * merge.cc (do_add_input_section): Correct pend value. Change
4795 message about last entry not being null terminated from error to
4798 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4800 * incremental.cc: New file.
4801 * Makefile.am (CCFILES): Add incremental.cc.
4802 * Makefile.in: Rebuild.
4804 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4806 * layout.cc (Layout::output_section_name): Preserve names
4807 of '.note.' sections.
4809 2009-03-19 Ian Lance Taylor <iant@google.com>
4811 * descriptors.cc (Descriptors::open): Check that the options are
4812 valid before using them.
4814 2009-03-18 Ian Lance Taylor <iant@google.com>
4816 * script-sections.h: Include <list>.
4817 (class Script_sections): Change Sections_elements from std::vector
4818 to std::list. Typedef public Elements_iterator. Add
4819 orphan_section_placement_, data_segment_align_start_, and
4820 saw_data_segment_align_ fields. Remove data_segment_align_index_
4822 * script-sections.cc (class Orphan_section_placement): New class.
4823 (class Sections_element): Add virtual functions is_relro and
4824 orphan_section_init. Remove virtual function place_orphan_here.
4825 (class Output_section_definition): Add is_relro and
4826 orphan_section_init. Remove place_orphan_here.
4827 (class Orphan_output_section): Likewise.
4828 (Script_sections::Script_sections): Update for field changes.
4829 (Script_sections::data_segment_align): Set saw_data_segment_align_
4830 and data_segment_align_start_, not data_segment_align_index.
4831 (Script_sections::data_segment_relro_end): Check
4832 saw_data_segment_align_. Use data_segment_align_start_ rather
4833 than data_segment_align_index_.
4834 (Script_sections::place_orphan): Rewrite to use
4835 Orphan_section_placement.
4837 2009-03-17 Ian Lance Taylor <iant@google.com>
4839 * archive.cc (Archive::add_symbols): Check for a version attached
4840 to the symbol name in the archive map.
4841 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4842 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4843 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4844 (ver_test_11.a): New target.
4845 * testsuite/Makefile.in: Rebuild.
4847 * configure.ac: Check for chsize and posix_fallocate. Replace
4849 * ftruncate.c: New file, from gnulib.
4850 * output.cc (posix_fallocate): Define dummy version if not
4851 HAVE_POSIX_FALLOCATE.
4852 (Output_file::map): Call posix_fallocate rather than lseek and
4854 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4855 * configure, Makefile.in, config.in: Rebuild.
4857 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4859 * layout.h (Layout::create_note): Add section_name parameter.
4860 * layout.cc (Layout::create_note): Likewise.
4861 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4863 2009-03-17 Ian Lance Taylor <iant@google.com>
4865 * descriptors.cc: Include "options.h".
4866 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4867 (Descriptors::open): Always use O_CLOEXEC when opening a new
4868 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4869 then set FD_CLOEXEC.
4871 * sparc.cc (class Target_sparc): Add has_got_section.
4872 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4873 make sure we have a GOT section.
4875 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4876 (Target_sparc::Scan::local): Likewise.
4877 (Target_sparc::Scan::global): Likewise.
4878 (Target_sparc::Relocate::relocate): Likewise.
4879 (Target_sparc::Relocate::relocate_tls): Likewise.
4881 * symtab.cc (Symbol_table::define_default_version): New function,
4882 broken out of add_from_object.
4883 (Symbol_table::add_from_object): Call define_default_version.
4884 (Symbol_table::define_special_symbol): Add resolve_oldsym
4885 parameter. Change all callers. If the version for a symbol comes
4886 from a version script, resolve it with the symbol with the same
4887 name with no version. Also add the symbol without a version if
4889 (do_define_in_output_data): If resolving with oldsym, don't delete
4891 (do_define_in_output_segment): Likewise.
4892 (do_define_as_constant): Likewise.
4893 * symtab.h (class Symbol_table): Update declarations.
4895 2009-03-13 Ian Lance Taylor <iant@google.com>
4897 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4898 (Read_symbols::requeue): New function.
4899 (Read_symbols::do_read_symbols): If make_elf_object fails because
4900 the target type is not configured, and the file was searched for,
4901 issue a warning and retry with the next directory.
4902 (Add_symbols::run): If the file has an incompatible format, and
4903 it was searched for, requeue the Read_symbols task. On error,
4905 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4906 dirindex parameter to constructor. Change all callers. Declare
4907 incompatible_warning and requeue.
4908 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4909 input_argument_ and input_group_ fields. Add them to
4910 constructor. Change all callers.
4911 (class Read_script): Add dirindex_ field. Add it to constructor.
4913 * archive.cc (Archive::setup): Remove input_objects parameter.
4915 (Archive::get_file_and_offset): Likewise.
4916 (Archive::read_all_symbols): Likewise.
4917 (Archive::read_symbols): Likewise.
4918 (Archive::get_elf_object_for_member): Remove input_objects
4919 parameter. Add punconfigured parameter. Change all callers.
4920 (Archive::add_symbols): Change return type to bool. Check return
4921 value of include_member.
4922 (Archive::include_all_members): Likewise.
4923 (Archive::include_member): Change return type to bool. Return
4924 false if first included object has incompatible target. Set
4925 included_member_ field.
4926 (Add_archive_symbols::run): If add_symbols returns false, requeue
4928 * archive.h (class Archive): Add included_member_ field.
4929 Initialize it in constructor. Add input_file and searched_for
4930 methods. Update declarations.
4931 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4932 input_argument_ fields. Add them to constructor. Change all
4934 * script.cc: Include "target-select.h".
4935 (class Parser_closure): Add skip_on_incompatible_target_ and
4936 found_incompatible_target_ fields. Add
4937 skip_on_incompatible_target parameter to constructor. Change all
4938 callers. Add methods skip_on_incompatible_target,
4939 clear_skip_on_incompatible_target, found_incompatible_target, and
4940 set_found_incompatible_target.
4941 (read_input_script): Add dirindex parameter. Change all callers.
4942 If parser finds an incompatible target, requeue Read_symbols
4944 (script_set_symbol): Clear skip_on_incompatible_target in
4946 (script_add_assertion, script_parse_option): Likewise.
4947 (script_start_sections, script_add_phdr): Likewise.
4948 (script_check_output_format): New function.
4949 * script.h (read_input_script): Update declaration.
4950 * script-c.h (script_check_output_format): Declare.
4951 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4952 (ignore_cmd): Remove OUTPUT_FORMAT.
4953 * fileread.cc (Input_file::Input_file): Add explicit this.
4954 (Input_file::will_search_for): New function.
4955 (Input_file::open): Add pindex parameter. Change all callers.
4956 * fileread.h (class Input_file): Add input_file_argument method.
4957 Declare will_search_for. Update declarations.
4958 * object.cc (make_elf_object): Add punconfigured parameter.
4960 * object.h (class Object): Make input_file public. Add
4961 searched_for method.
4962 (make_elf_object): Update declaration.
4963 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4965 * dirsearch.h (class Dirsearch): Update declaration.
4966 * options.h (class General_options): Add --warn-search-mismatch.
4967 * parameters.cc (Parameters::is_compatible_target): New function.
4968 * parameters.h (class Parameters): Declare is_compatible_target.
4969 * workqueue.cc (Workqueue::add_blocker): New function.
4970 * workqueue.h (class Workqueue): Declare add_blocker.
4972 * fileread.cc (Input_file::open): Remove options parameter.
4974 (Input_file::open_binary): Likewise.
4975 * script.cc (read_input_script): Likewise.
4976 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4977 options parameter from constructor. Change all callers.
4978 (class Read_script): Likewise.
4979 * fileread.h (class Input_file): Update declarations.
4980 * script.h (read_input_script): Update declaration.
4982 2009-03-10 Nick Clifton <nickc@redhat.com>
4984 * po/es.po: New Spanish translation.
4986 2009-03-06 Cary Coutant <ccoutant@google.com>
4988 * options.cc (parse_short_option): Keep dash_z from registering itself.
4990 2009-03-03 Ian Lance Taylor <iant@google.com>
4993 * target-reloc.h (relocate_section): Pass output_section to
4995 * i386.cc (Target_i386::should_apply_static_reloc): Add
4996 output_section parameter. Change all callers.
4997 (Target_i386::Relocate::relocate): Add output_section parameter.
4998 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4999 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5000 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5001 * testsuite/two_file_shared.sh: New script.
5002 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5003 (check_DATA): Add two_file_shared.dbg.
5004 (two_file_shared.dbg): New target.
5005 * testsuite/Makefile.in: Rebuild.
5007 2009-03-01 Ian Lance Taylor <iant@google.com>
5009 * configure.ac: Check for byteswap.h.
5010 * configure: Rebuild.
5011 * config.in: Rebuild.
5013 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5015 * layout.cc (Layout::find_or_add_kept_section): New function.
5016 (Layout::add_comdat): Removed.
5017 * layout.h (struct Kept_section): Move out of class Layout.
5018 Remove trailing underscores from field names. Add group_sections
5019 field. Rename group_ field to is_group. Change all uses.
5020 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5021 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5022 comdat_groups_ field.
5023 (Sized_relobj::include_section_group): Use
5024 find_or_add_kept_section and Kept_section::group_sections.
5025 (Sized_relobj::include_linkonce_section): Likewise.
5026 * object.cc (class Sized_relobj): Don't define Comdat_group or
5027 Comdat_group_table. Remove find_comdat_group and
5028 add_comdat_group. Remove comdat_groups_ field.
5029 * plugin.cc (include_comdat_group): Use
5030 Layout::find_or_add_kept_section.
5032 2009-02-28 Ian Lance Taylor <iant@google.com>
5034 * README: --gc-sections and map files are now supported. Document
5035 some build requirements.
5038 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5039 relocatable link set the value of the section symbol to zero.
5040 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5041 relocatable link don't include the section address in the local
5044 2009-02-27 Ian Lance Taylor <iant@google.com>
5047 * options.h (class Search_directory): Add is_system_directory.
5048 (class General_options): Declare is_in_system_directory.
5049 * options.cc (get_relative_sysroot): Make static.
5050 (get_default_sysroot): Make static.
5051 (General_optoins::is_in_system_directory): New function.
5052 * fileread.cc (Input_file::is_in_system_directory): New function.
5053 * fileread.h (class Input_file): Declare is_in_system_directory.
5054 * object.h (class Object): Add is_in_system_directory.
5055 (class Input_objects): Remove system_library_directory_ field.
5056 * object.cc (Input_objects::add_object): Don't set
5057 system_library_directory_.
5058 (input_objects::found_in_system_library_directory): Remove.
5059 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5060 parameter. Change all callers.
5061 (Symbol_table::sized_write_globals): Likewise.
5062 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5063 Call Object::is_in_system_directory.
5064 * symtab.h (class Symbol_table): Update declarations.
5067 * descriptors.h (Open_descriptor): Add is_on_stack field.
5068 * descriptors.cc (Descriptors::open): If the descriptor is on the
5069 top of the stack, remove it. Initialize is_on_stack field.
5070 (Descriptors::release): Only add pod to stack if it is not on the
5072 (Descriptors::close_some_descriptor): Clear stack_next and
5076 * output.cc (Output_section::find_starting_output_address): Rename
5077 from starting_output_address; add PADDR parameter; change return
5079 * output.h (class Output_section): Declare
5080 find_starting_output_address instead of starting_output_address.
5081 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5082 section symbol for which we can't find a merge section.
5085 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5086 hidden or internal, force the symbol to be local.
5087 * resolve.cc (Symbol::override_visibility): Define.
5088 (Symbol::override_base): Use override_visibility.
5089 (Symbol_table::resolve): Likewise.
5090 (Symbol::override_base_with_special): Likewise.
5091 (Symbol_table::override_with_special): If the visibility is hidden
5092 or internal, force the symbol to be local.
5093 * symtab.h (class Symbol): Add set_visibility and
5094 override_visibility.
5095 * testsuite/ver_test_1.sh: New file.
5096 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5097 (check_DATA): Add ver_test_1.syms.
5098 (ver_test_1.syms): New target.
5099 * testsuite/Makefile.in: Rebuild.
5101 2009-02-25 Cary Coutant <ccoutant@google.com>
5103 * layout.cc (Layout::choose_output_section): Don't rename sections
5104 when using a linker script that has a SECTIONS clause.
5105 * Makefile.in: Regenerate.
5107 * testsuite/Makefile.am (script_test_5.sh): New test case.
5108 * testsuite/Makefile.in: Regenerate.
5109 * testsuite/script_test_5.cc: New file.
5110 * testsuite/script_test_5.sh: New file.
5111 * testsuite/script_test_5.t: New file.
5113 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5115 * archive.cc (Archive::include_member): Update calls to add_symbols.
5116 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5117 the Layout argument.
5118 * dynobj.h (do_add_symbols): Add the Layout argument.
5119 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5121 * object.h (Object::add_symbols): Add the Layout argument.
5122 (Object::do_add_symbols): Add the Layout argument.
5123 (Sized_relobj::do_add_symbols): Add the Layout argument.
5124 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5125 Unify the two versions.
5126 (Add_plugin_symbols): Remove.
5127 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5128 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5129 (Add_plugin_symbols): Remove.
5130 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5131 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5132 (Add_symbols::run): Make it work with Pulginobj.
5134 2009-02-06 Ian Lance Taylor <iant@google.com>
5136 * object.cc (Sized_relobj::do_layout): Make info message start
5137 with lower case letter.
5139 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5141 * binary.cc: Fix file comment.
5143 * options.h (enum Incremental_disposition): Define.
5144 (class General_options): Add new options: --incremental,
5145 --incremental_changed, --incremental_unchanged,
5146 --incremental_unknown. Add incremental_disposition_ and
5147 implicit_incremental_ fields.
5148 (General_options::incremental_disposition): New function.
5149 (class Position_dependent_options): Add incremental_disposition
5151 (Position_dependent_options::copy_from_options): Set incremental
5153 * options.cc (General_options::parse_incremental_changed): New
5155 (General_options::parse_incremental_unchanged): New function.
5156 (General_options::parse_incremental_unknown): New function.
5157 (General_options::General_options): Initialize new fields
5158 incremental_disposition_ and implicit_incremental_.
5159 (General_options::finalize): Check for uasge of --incremental-*
5160 without --incremental.
5162 2009-02-06 Chris Demetriou <cgd@google.com>
5164 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5165 pointer and to report location as the file name associated with
5167 (gold_undefined_symbol_at_location): New function to replace the
5168 old gold_undefined_symbol functionality.
5169 * target-reloc.h (relocate_section): Update to use
5170 gold_undefined_symbol_at_location.
5171 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5172 Call gold_undefined_symbol function rather than gold_error.
5173 * errors.h (Errors::undefined_symbol): Take location as a
5174 string, rather than calculating it from a relocation.
5175 * errors.cc (Errors::fatal): Print "fatal error:" before the
5177 (Errors::error, Errors::error_at_location): Print "error: "
5178 before the formatted message.
5179 (Errors::undefined_symbol): Take location as a string, rather
5180 than calculating it from a relocation.
5181 (gold_undefined_symbol_at_location): New function akin to
5182 old gold_undefined_symbol, calculates location from relocation.
5183 (gold_undefined_symbol): Change to take only a Symbol pointer
5184 and to report location as the file name associated with the symbol.
5185 * testsuite/debug_msg.sh: Update for changed error messages.
5186 * testsuite/undef_symbol.sh: Likewise.
5188 2009-02-04 Duncan Sands <baldrick@free.fr>
5191 * reduced_debug_output.h
5192 (Output_reduced_debug_abbrev_section::failed): Use format for
5194 (Output_reduced_debug_info_section::faild): Likewise.
5196 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5198 * script.cc (Lazy_demangler): New class.
5199 (Version_script_info::get_symbol_version_helper): Demangle a
5202 2009-01-29 Cary Coutant <ccoutant@google.com>
5204 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5206 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5208 2009-01-28 Ian Lance Taylor <iant@google.com>
5210 * version.cc (version_string): Bump to 1.9.
5212 * gold.h: Include <cstring> and <stdint.h>.
5213 * version.cc: Include <cstdio>.
5214 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5216 * reduced_debug_output.cc (insert_into_vector): Rename from
5217 Insert_into_vector; change all callers. Use Swap_unaligned to
5218 avoid aliasing issue; remove union since it is unnecessary.
5220 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5222 * Makefile.am (CCFILES): Add gc.cc.
5224 * Makefile.in: Regenerate.
5225 * gold.cc (Gc_runner): New class.
5226 (queue_initial_tasks): Call garbage collection related tasks
5227 when corresponding options are invoked.
5228 (queue_middle_gc_tasks): New function.
5229 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5230 processed early before laying out sections during garbage collection.
5231 * gold.h (queue_middle_gc_tasks): New function.
5232 (is_prefix_of): Move from "layout.cc".
5233 * i386.cc (Target_i386::gc_process_relocs): New function.
5234 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5235 * main.cc (main): Create object of class "Garbage_collection".
5236 * object.cc (Relobj::copy_symbols_data): New function.
5237 (Relobj::is_section_name_included): New function.
5238 (Sized_relobj::do_layout): Allow this function to be called twice
5239 during garbage collection and defer layout of section during the
5241 * object.h (Relobj::get_symbols_data): New function.
5242 (Relobj::is_section_name_included): New function.
5243 (Relobj::copy_symbols_data): New function.
5244 (Relobj::set_symbols_data): New function.
5245 (Relobj::get_relocs_data): New function.
5246 (Relobj::set_relocs_data): New function.
5247 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5248 (Relobj::gc_process_relocs): New function.
5249 (Relobj::do_gc_process_relocs): New pure virtual function.
5250 (Relobj::sd_): New data member.
5251 (Sized_relobj::is_output_section_offset_invalid): New function.
5252 (Sized_relobj::do_gc_process_relocs): New function.
5253 * options.h (General_options::gc_sections): Modify to not be a no-op.
5254 (General_options::print_gc_sections): New option.
5255 * plugin.cc (Plugin_finish::run): Remove function call to
5256 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5257 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5258 * reloc.cc (Read_relocs::run): Add task to process relocs and
5259 determine unreferenced sections when doing garbage collection.
5260 (Gc_process_relocs): New class.
5261 (Sized_relobj::do_gc_process_relocs): New function.
5262 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5263 sections that are garbage collected.
5264 * reloc.h (Gc_process_relocs): New class.
5265 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5266 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5267 symbols whose corresponding sections are garbage collected.
5268 (Symbol_table::Symbol_table): Add new parameter for the garbage
5270 (Symbol_table::gc_mark_undef_symbols): New function.
5271 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5272 (Symbol_table::gc_mark_dyn_syms): New function.
5273 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5275 (Symbol_table::add_from_object): Likewise.
5276 (Symbol_table::add_from_relobj): When building shared objects, do not
5277 treat externally visible symbols as garbage.
5278 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5279 table information for static and relocatable links.
5280 * symtab.h (Symbol_table::set_gc): New function.
5281 (Symbol_table::gc): New function.
5282 (Symbol_table::gc_mark_undef_symbols): New function.
5283 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5284 (Symbol_table::gc_mark_dyn_syms): New function.
5285 (Symbol_table::gc_): New data member.
5286 * target.h (Sized_target::gc_process_relocs): New pure virtual
5288 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5289 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5291 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5293 * options.h (General_options::gc_sections): Define as a no-op for now.
5294 (General_options::no_keep_memory): Ditto.
5295 (General_options::Bshareable): Define.
5296 * options.cc (General_options::finalize): Honor -Bshareable.
5298 2009-01-20 Andreas Schwab <schwab@suse.de>
5300 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5301 read the value in the contents, since we don't use it. Use the
5302 template endianness when writing.
5303 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5305 2009-01-19 Andreas Schwab <schwab@suse.de>
5307 * configure.tgt (powerpc64-*): Fix targ_obj.
5309 2009-01-15 Ian Lance Taylor <iant@google.com>
5311 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5312 local symbols when stripping all symbols.
5314 2009-01-14 Cary Coutant <ccoutant@google.com>
5316 * output.cc (Output_reloc): Add explicit instantiations.
5318 2009-01-14 Cary Coutant <ccoutant@google.com>
5320 * archive.cc (Archive::get_elf_object_for_member): Remove call
5321 to File_read::claim_for_plugin.
5322 * descriptors.cc (Descriptors::open): Remove reference to
5324 (Descriptors::claim_for_plugin): Remove.
5325 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5326 (Descriptors::is_claimed): Remove.
5327 (claim_descriptor_for_plugin): Remove.
5328 * fileread.cc (File_read::claim_for_plugin): Remove.
5329 * fileread.h (File_read::claim_for_plugin): Remove.
5330 (File_read::descriptor): Reopen descriptor if necessary.
5331 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5332 (Plugin_manager::all_symbols_read): Add task parameter. Change
5334 (Plugin_manager::get_input_file): New function.
5335 (Plugin_manager::release_input_file): New function.
5336 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5337 corresponding data member.
5338 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5339 and pass to base constructor. Change all callers.
5340 (get_input_file, release_input_file): New functions.
5341 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5342 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5343 (Plugin_manager::all_symbols_read): Add task parameter.
5344 (Plugin_manager::get_input_file): New function.
5345 (Plugin_manager::release_input_file): New function.
5346 (Plugin_manager::task_): New data member.
5347 (Pluginobj::Pluginobj): Add filesize parameter.
5348 (Pluginobj::filename): New function.
5349 (Pluginobj::descriptor): New function.
5350 (Pluginobj::filesize): New function.
5351 (Pluginobj::filesize_): New data member.
5352 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5353 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5354 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5356 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5357 with archive libraries.
5358 * testsuite/Makefile.in: Regenerate.
5359 * testsuite/plugin_test.c (struct sym_info): New type.
5360 (get_input_file, release_input_file): New static variables.
5361 (onload): Capture new transfer vector entries.
5362 (claim_file_hook): Stop reading at end of file according to filesize.
5363 Factor out parsing of readelf output into separate function.
5364 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5365 APIs and get the source file name from the symbol table. Convert
5366 source file name to corresponding object file name. Print info
5367 message when adding new input files.
5368 (parse_readelf_line): New function.
5369 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5370 * testsuite/plugin_test_2.sh: Likewise.
5371 * testsuite/plugin_test_3.sh: Likewise.
5372 * testsuite/plugin_test_4.sh: New test case.
5374 2009-01-07 Ian Lance Taylor <iant@google.com>
5376 * version.cc (version_string): Bump to 1.8.
5378 2008-12-23 Cary Coutant <ccoutant@google.com>
5380 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5381 * plugin.cc (Plugin_manager::finish): Rename as
5382 layout_deferred_objects. Move cleanup to separate function.
5383 (Plugin_manager::cleanup): New function.
5384 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5386 * plugin.h (Plugin_manager::finish): Rename as
5387 layout_deferred_objects.
5388 (Plugin_manager::cleanup): New function.
5389 (Plugin_manager::cleanup_done): New field.
5391 2008-12-23 Cary Coutant <ccoutant@google.com>
5393 * plugin.cc (is_visible_from_outside): New function.
5394 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5395 so we don't return "IR only" status for exported symbols or -r links.
5397 * testsuite/Makefile.am (plugin_test_3): New test case.
5398 * testsuite/Makefile.in: Regenerate.
5399 * testsuite/plugin_test_3.sh: New file.
5401 2008-12-22 Cary Coutant <ccoutant@google.com>
5403 * object.cc (Sized_relobj::layout_section): New function.
5404 (Sized_relobj::do_layout): Defer layout of input sections until after
5405 plugin has provided replacement files.
5406 (Sized_relobj::do_layout_deferred_sections): New function.
5407 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5408 (Relobj::layout_deferred_sections): New function.
5409 (Relobj::do_layout_deferred_sections): New function.
5410 (Sized_relobj::do_layout_deferred_sections): New function.
5411 (Sized_relobj::layout_section): New function.
5412 (Sized_relobj::Deferred_layout): New structure.
5413 (Sized_relobj::deferred_layout_): New field.
5414 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5415 Change all callers. Layout deferred sections.
5416 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5418 (Plugin_hook::run): Move code from do_plugin_hook inline.
5419 (Plugin_hook::do_plugin_hook): Remove.
5420 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5421 (Plugin_manager::finish): Renamed, was cleanup.
5422 (Plugin_manager::should_defer_layout): New function.
5423 (Plugin_manager::add_deferred_layout_object): New function.
5424 (Plugin_manager::Deferred_layout_list): New type.
5425 (Plugin_manager::deferred_layout_objects_): New field.
5426 (Plugin_hook::do_plugin_hook): Remove.
5428 2008-12-17 Ian Lance Taylor <iant@google.com>
5430 * options.h (class General_options): Add --no case for
5433 2008-12-16 Cary Coutant <ccoutant@google.com>
5435 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5437 (Plugin_manager::claim_file): Create plugin object even if
5438 plugin did not call the add_symbols callback.
5439 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5440 asking for more symbols than were added.
5441 * testsuite/Makefile.am (plugin_test_1): Add test case with
5443 (empty.syms): New target.
5444 * testsuite/Makefile.in: Regenerate.
5445 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5446 message. Don't call add_symbols if no globals.
5447 (all_symbols_read_hook): Don't provide replacement for empty
5450 2008-12-12 Ian Lance Taylor <iant@google.com>
5452 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5453 r_type == 0 for a local symbol with r_sym == 0.
5454 (scan_relocatable_relocs): Pass r_sym to
5455 local_non_section_strategy.
5456 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5459 * configure.ac: Update test for TLS descriptors: they are
5460 supported as of glibc 2.9.
5461 * configure: Rebuild.
5463 2008-12-11 Ian Lance Taylor <iant@google.com>
5466 * target-reloc.h (Default_scan_relocatable_relocs): For each
5467 function, map r_type == 0 to RELOC_DISCARD.
5469 2008-12-10 Cary Coutant <ccoutant@google.com>
5471 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5472 object to override a kept COMDAT group from a plugin object.
5474 2008-12-09 Ian Lance Taylor <iant@google.com>
5477 * yyscript.y (file_cmd): Handle INPUT.
5479 * testsuite/initpri1.c: Change all declarations to be full
5480 prototypes by adding void, to avoid compiler warnings.
5482 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5484 * options.cc (General_options::parse_plugin_opt): New.
5485 (General_options::add_plugin): The argument now is just the filename.
5486 (General_options::add_plugin_option): New.
5487 * options.h (plugin_opt): New.
5488 (add_plugin): Change argument name.
5489 (add_plugin_option): New.
5490 * plugin.cc (Plugin::load): Don't parse the plugin option.
5491 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5492 (Plugin::add_option): New.
5493 (Plugin::args_): Change type.
5494 (Plugin::filename_): New.
5495 (Plugin_manager::add_plugin_option): New.
5496 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5497 * testsuite/Makefile.in: Regenerate.
5499 2008-12-05 Cary Coutant <ccoutant@google.com>
5501 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5502 Handle --strip-lto-sections option.
5503 * options.h (strip_lto_sections): New option.
5505 2008-12-01 Cary Coutant <ccoutant@google.com>
5507 * plugin.cc (ld_plugin_message): Change format parameter to const.
5508 Fix mismatch between new[] and delete.
5510 2008-11-14 Cary Coutant <ccoutant@google.com>
5512 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5515 2008-11-05 Craig Silverstein <csilvers@google.com>
5517 * options.cc (General_options::parse_dynamic_list): New function.
5518 * options.h (General_options): New flags dynamic_list,
5519 dynamic_list_data, dynamic_list_cpp_new, and
5520 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5521 (General_options::in_dynamic_list): New function.
5522 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5523 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5524 (Lex::can_continue_name): Likewise.
5526 (read_script_file): New parameter script_options.
5527 (read_dynamic_list): New function.
5528 (Script_options::define_dynamic_list): New function.
5529 (dynamic_list_keyword_parsecodes): New variable.
5530 (dynamic_list_keywords): New variable.
5531 * script.h (Script_options::define_dynamic_list): New function
5533 (read_dynamic_list): New function prototype.
5534 * symtab.cc (strprefix): New macro.
5535 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5536 dynamic_list_data, dynamic_list_cpp_new, and
5537 dynamic_list_cpp_typeinfo.
5538 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5539 (dynamic_list_expr): New rule.
5540 (dynamic_list_nodes): Likewise.
5541 (dynamic_list_node): Likewise.
5542 * testsuite/Makefile.am (dynamic_list): New test.
5543 * testsuite/Makefile.in: Regenerated.
5544 * testsuite/dynamic_list.t: New file.
5545 * testsuite/dynamic_list.sh: New file.
5547 2008-11-05 Craig Silverstein <csilvers@google.com>
5549 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5550 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5551 (t11_last): Likewise.
5552 * testsuite/ver_test_6.c (main): Likewise.
5554 2008-10-07 Cary Coutant <ccoutant@google.com>
5556 * options.c (General_options::finalize): Add check for -static and
5558 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5561 2008-10-02 Cary Coutant <ccoutant@google.com>
5563 * plugin.cc (make_sized_plugin_object): Fix conditional
5564 compilation to work when not all targets are enabled.
5566 2008-09-29 Cary Coutant <ccoutant@google.com>
5568 * archive.cc (Archive::get_file_and_offset): Use filename instead
5569 of name to get library path.
5570 (Archive::include_member): Unlock external member of a thin archive.
5572 * testsuite/Makefile.am (TEST_AR): New variable.
5573 (thin_archive_test_1): New test.
5574 (thin_archive_test_2): New test.
5575 * testsuite/Makefile.in: Regenerate.
5576 * testsuite/thin_archive_main.cc: New file.
5577 * testsuite/thin_archive_test_1.cc: New file.
5578 * testsuite/thin_archive_test_2.cc: New file.
5579 * testsuite/thin_archive_test_3.cc: New file.
5580 * testsuite/thin_archive_test_4.cc: New file.
5582 2008-09-29 Cary Coutant <ccoutant@google.com>
5584 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5585 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5587 (Sized_relobj::do_finalize_local_symbols): Likewise.
5588 (Sized_relobj::map_to_kept_section): Likewise.
5589 * object.h (Sized_relobj::invalid_address): New constant.
5590 (Sized_relobj::do_output_section_offset): Check for invalid_address
5592 * output.cc (Output_reloc::local_section_offset): Use constant
5593 invalid_address instead of -1U.
5594 (Output_reloc::get_address): Likewise.
5595 (Output_section::output_address): Change -1U to -1ULL.
5596 * output.h (Output_reloc::invalid_address): New constant.
5597 * reloc.cc (Sized_relobj::write_sections): Use constant
5598 invalid_address instead of -1U.
5599 (Sized_relobj::relocate_sections): Likewise.
5600 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5601 values for merge sections.
5602 * target-reloc.h (relocate_for_relocatable): Use constant
5603 invalid_address instead of -1U.
5605 2008-09-19 Cary Coutant <ccoutant@google.com>
5607 Add plugin functionality for link-time optimization (LTO).
5608 * configure.ac (plugins): Add --enable-plugins option.
5609 * configure: Regenerate.
5610 * config.in: Regenerate.
5611 * Makefile.am (LIBDL): New variable.
5612 (CCFILES): Add plugin.cc.
5613 (HFILES): Add plugin.h.
5614 (ldadd_var): Add LIBDL.
5615 * Makefile.in: Regenerate.
5617 * archive.cc: Include "plugin.h".
5618 (Archive::setup): Don't preread archive symbols when using a plugin.
5619 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5620 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5622 (Archive::include_member): Add symbols from plugin objects.
5623 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5624 * descriptors.cc (Descriptors::open): Check for file descriptors
5625 abandoned by plugins.
5626 (Descriptors::claim_for_plugin): New function.
5627 * descriptors.h (Descriptors::claim_for_plugin): New function.
5628 (Open_descriptor::is_claimed): New field.
5629 (claim_descriptor_for_plugin): New function.
5630 * fileread.cc (File_read::claim_for_plugin): New function.
5631 * fileread.h (File_read::claim_for_plugin): New function.
5632 (File_read::descriptor): New function.
5633 * gold.cc: Include "plugin.h".
5634 (queue_initial_tasks): Add task to call plugin hooks for generating
5636 * main.cc: Include "plugin.h".
5637 (main): Load plugin libraries.
5638 * object.h (Pluginobj): Declare.
5639 (Object::pluginobj): New function.
5640 (Object::do_pluginobj): New function.
5641 (Object::set_target): New function.
5642 * options.cc: Include "plugin.h".
5643 (General_options::parse_plugin): New function.
5644 (General_options::General_options): Initialize plugins_ field.
5645 (General_options::add_plugin): New function.
5646 * options.h (Plugin_manager): Declare.
5647 (General_options): Add --plugin option.
5648 (General_options::has_plugins): New function.
5649 (General_options::plugins): New function.
5650 (General_options::add_plugin): New function.
5651 (General_options::plugins_): New field.
5652 * plugin.cc: New file.
5653 * plugin.h: New file.
5654 * readsyms.cc: Include "plugin.h".
5655 (Read_symbols::do_read_symbols): Check for archive before checking
5656 for ELF file. Call plugin hooks to claim files.
5657 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5658 from a real object file; force override when processing replacement
5660 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5661 (Symbol::init_base_object): Likewise.
5662 (Symbol::init_base_output_data): Likewise.
5663 (Symbol::init_base_output_segment): Likewise.
5664 (Symbol::init_base_constant): Likewise.
5665 (Symbol::init_base_undefined): Likewise.
5666 (Symbol::output_section): Assert that object is not a plugin.
5667 (Symbol_table::add_from_pluginobj): New function.
5668 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5670 (Symbol_table::sized_write_globals): Likewise.
5671 (Symbol_table::add_from_pluginobj): Instantiate template.
5672 * symtab.h (Sized_pluginobj): Declare.
5673 (Symbol::in_real_elf): New function.
5674 (Symbol::set_in_real_elf): New function.
5675 (Symbol::in_real_elf_): New field.
5676 (Symbol_table::add_from_pluginobj): New function.
5678 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5679 (LIBDL): New variable.
5681 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5682 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5683 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5684 (MOSTLYCLEANFILES): Likewise.
5685 * testsuite/Makefile.in: Regenerate.
5686 * testsuite/plugin_test.c: New file.
5687 * testsuite/plugin_test_1.sh: New file.
5688 * testsuite/plugin_test_2.sh: New file.
5690 2008-09-16 Ian Lance Taylor <iant@google.com>
5692 * target-reloc.h (relocate_section): Check whether a symbol is
5693 defined by the ABI before reporting an undefined symbol error.
5694 * target.h (Target::is_defined_by_abi): Make parameter const.
5695 (Target::do_is_defined_by_abi): Likewise.
5696 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5697 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5698 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5699 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5700 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5701 * testsuite/Makefile.in: Rebuild.
5703 * fileread.cc (make_view): Add casts to avoid warning.
5705 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5707 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5708 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5710 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5712 * options.h (General_options::output_is_executable): New.
5713 (General_options::output_is_pie): New.
5714 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5715 for shared libraries.
5716 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5718 2008-09-11 Chris Demetriou <cgd@google.com>
5720 * options.h (origin): New -z option.
5721 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5722 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5725 2008-09-05 Cary Coutant <ccoutant@google.com>
5727 * fileread.cc (File_read::make_view): Add check for attempt to map
5730 2008-09-05 Cary Coutant <ccoutant@google.com>
5732 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5733 explicit instantiations.
5735 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5738 * options.cc (General_options::finalize): Allow undefined symbols
5739 in shlibs if linking -shared.
5742 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5743 symbols as not needing a dynsym entry.
5745 2008-08-20 Craig Silverstein <csilvers@google.com>
5747 * fileread.cc (File_read::open): Do not lock the file unless it
5748 was successfully opened.
5750 2008-08-14 Cary Coutant <ccoutant@google.com>
5752 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5753 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5754 * testsuite/tls_test.cc (struct int128): 128-bit struct
5755 for testing TLS relocs with non-zero addend.
5756 (v12): New TLS variable.
5758 (t_last): Add check for v12.
5759 * testsuite/tls_test.h (t12): New function.
5760 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5762 2008-08-13 Ian Lance Taylor <iant@google.com>
5764 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5765 set tls_segment_ or relro_segment_.
5766 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5768 * output.h (Output_section::clear_is_relro): New function.
5769 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5770 sections specially even when output_data_ is empty.
5771 (Output_segment::maximum_alignment): When first section is relro,
5772 only force alignment for PT_LOAD segments.
5773 * script.cc (script_data_segment_align): New function.
5774 (script_data_segment_relro_end): New function.
5775 * script-c.h (script_data_segment_align): Declare.
5776 (script_data_segment_relro_end): Declare.
5777 * script-sections.h (class Script_sections): Declare
5778 data_segment_align and data_segment_relro_end. Add fields
5779 segment_align_index_ and saw_relro_end_.
5780 * script-sections.cc (class Sections_element): Add set_is_relro
5781 virtual function. Add new bool* parameter to place_orphan_here.
5782 Add get_output_section virtual function.
5783 (class Output_section_definition): Add set_is_relro. Add new
5784 bool* parameter to place_orphan_here. Add get_output_section.
5785 Add is_relro_ field.
5786 (Output_section_definition::Output_section_definition): Initialize
5787 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5788 and is_relro_ fields.
5789 (Output_section_definition::place_orphan_here): Add is_relro
5791 (Output_section_definition::set_section_addresses): Set relro for
5793 (Output_section_definition::alternate_constraint): Likewise.
5794 (class Orphan_output_section): Add new bool* parameter to
5795 place_orphan_here. Add get_output_section.
5796 (Orphan_output_section::place_orphan_here): Add is_relro
5798 (Script_sections::Script_sections): Initialize
5799 data_segment_align_index_ and saw_relro_end_.
5800 (Script_sections::data_segment_align): New function.
5801 (Script_sections::data_segment_relro_end): New function.
5802 (Script_sections::place_orphan): Set or clear is_relro.
5803 (Script_sections::set_section_addresses): Force alignment of first
5805 * yyscript.y (exp): Call script_data_segment_align and
5806 script_data_segment_relro_end.
5807 * testsuite/relro_script_test.t: New file.
5808 * testsuite/relro_test.cc (using_script): Declare.
5809 (t1, t2): Test using_script.
5810 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5811 (relro_script_test_SOURCES): Define.
5812 (relro_script_test_DEPENDENCIES): Define.
5813 (relro_script_test_LDFLAGS): Define.
5814 (relro_script_test_LDADD): Define.
5815 (relro_script_test.so): New target.
5816 * testsuite/Makefile.in: Rebuild.
5818 2008-08-06 Cary Coutant <ccoutant@google.com>
5820 * archive.cc (Archive::total_archives, Archive::total_members)
5821 (Archive::total_members_loaded): New variables.
5822 (Archive::setup): Add parameter. Add option to preread
5824 (Archive::read_armap): Add counter.
5825 (Archive::get_file_and_offset): New function.
5826 (Archive::get_elf_object_for_member): New function.
5827 (Archive::read_all_symbols): New function.
5828 (Archive::read_symbols): New function.
5829 (Archive::add_symbols): Add counters.
5830 (Archive::include_all_members): Use armap to find members if it's
5832 (Archive::include_member): Skip reading symbols if already read.
5833 Factored code into Archive::get_file_and_offset and
5834 Archive::get_elf_object_for_member. Changed call to
5835 Mapfile::report_include_archive_member.
5836 (Archive::print_stats): New function.
5837 * archive.h: Declare Object and Read_symbols_data classes.
5838 (Archive::Archive): Add initializers for new members.
5839 (Archive::setup): Add parameter.
5840 (Archive::print_stats): New function.
5841 (Archive::total_archives, Archive::total_members)
5842 (Archive::total_members_loaded): New variables.
5843 (Archive::get_file_and_offset): New function.
5844 (Archive::get_elf_object_for_member): New function.
5845 (Archive::read_all_symbols): New function.
5846 (Archive::read_symbols): New function.
5847 (Archive::Archive_member): New class.
5848 (Archive::members_): New member.
5849 (Archive::num_members_): New member.
5850 * main.cc: Include archive.h.
5851 (main): Call Archive::print_stats.
5852 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5853 archive parameter; member_name is now the fully-decorated name.
5854 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5855 * options.h: (General_options): Add --preread-archive-symbols option.
5856 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5859 2008-08-04 Ian Lance Taylor <iant@google.com>
5861 * symtab.h (Symbol::use_plt_offset): New function.
5862 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5863 * powerpc.cc (Relocate::relocate): Likewise.
5864 * sparc.cc (Relocate::relocate): Likewise.
5865 * x86_64.cc (Relocate::relocate): Likewise.
5866 * testsuite/weak_plt.sh: New test.
5867 * testsuite/weak_plt_main.cc: New test.
5868 * testsuite/weak_plt_shared.cc: New test.
5869 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5870 (check_PROGRAMS): Add weak_plt.
5871 (check_DATA): Add weak_plt_shared.so.
5872 (weak_plt_main_pic.o, weak_plt): New targets.
5873 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5874 * testsuite/Makefile.in: Rebuild.
5876 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5878 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5879 * testsuite/Makefile.in: Rebuild.
5881 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5883 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5884 * Makefile.in: Regenerate.
5885 * po/POTFILES.in: Regenerate.
5887 2008-07-29 Ian Lance Taylor <iant@google.com>
5889 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5890 symbols before other symbols.
5891 * testsuite/script_test_2.cc (test_addr): Declare.
5892 (test_addr_alias): Declare.
5893 (main): Check that test_addr and test_addr_alias have the right
5895 * testsuite/script_test_2.t: Define test_addr_alias and
5898 2008-07-24 Ian Lance Taylor <iant@google.com>
5901 * descriptors.cc: New file.
5902 * descriptors.h: New file.
5903 * gold-threads.h (class Hold_optional_lock): New class.
5904 * fileread.cc: Include "descriptors.h".
5905 (File_read::~File_read): Release descriptor rather than closing
5907 (File_read::open) [file]: Call open_descriptor rather than open.
5908 Set is_descriptor_opened_.
5909 (File_read::open) [memory]: Assert that descriptor is not open.
5910 (File_read::reopen_descriptor): New function.
5911 (File_read::release): Release descriptor.
5912 (File_read::do_read): Make non-const. Reopen descriptor.
5913 (File_read::read): Make non-const.
5914 (File_read::make_view): Reopen descriptor.
5915 (File_read::do_readv): Likewise.
5916 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5917 Update declarations.
5918 * layout.cc: Include "descriptors.h".
5919 (Layout::create_build_id): Use open_descriptor rather than open.
5920 * output.cc: Include "descriptors.h".
5921 (Output_file::open): Use open_descriptor rather than open.
5922 * archive.cc (Archive::const_iterator): Change Archive to be
5924 (Archive::begin, Archive::end): Make non-const.
5925 (Archive::count_members): Likewise.
5926 * archive.h (class Archive): Update declarations.
5927 * object.h (Object::read): Make non-const.
5928 * Makefile.am (CCFILES): Add descriptors.cc.
5929 (HFILES): Add descriptors.h.
5930 * Makefile.in: Rebuild.
5933 * gold.h: Always include <clocale>. Add Solaris workarounds
5934 following code in binutils/sysdep.h.
5937 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5938 this->eh_frame_hdr_ is NULL before using it.
5940 * dynobj.cc (Versions::Versions): Update comment.
5942 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5943 the base version name.
5945 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5946 array size plus one.
5947 (Stringpool_template::set_string_offsets): Subtract one from key
5948 before using it as an array index.
5949 (Stringpool_template::get_offset_with_length): Likewise.
5950 (Stringpool_template::write_to_buffer): Likewise.
5951 * stringpool.h (Stringpool_template::get_offset_from_key):
5954 2008-07-23 Ian Lance Taylor <iant@google.com>
5957 * object.h (Merged_symbol_value::value): Do our best to handle a
5961 * script.cc (Version_script_info::get_versions): Don't add empty
5962 version tag to return value.
5963 (Version_script_info::get_symbol_version_helper): Change return
5964 type to bool. Add pversion parameter. Change all callers.
5965 (script_register_vers_node): Don't require a non-NULL tag.
5966 * script.h (class Version_script_info): Update declarations.
5967 (Version_script_info::get_symbol_version): Change return type to
5968 bool. Add version parameter. Change all callers.
5969 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5970 handling. Handle an empty version from a version script.
5971 (Symbol_table::define_special_symbol): Likewise.
5972 * testsuite/ver_test_10.script: New file.
5973 * testsuite/ver_test_10.sh: New file.
5974 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5975 (check_DATA): Add ver_test_10.syms.
5976 (ver_test_10.syms, ver_test_10.so): New target.
5977 * testsuite/Makefile.in: Rebuild.
5979 2008-07-23 Simon Baldwin <simonb@google.com>
5981 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5982 to zero for undefined symbols from dynamic libraries.
5984 2008-07-23 Ian Lance Taylor <iant@google.com>
5986 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5988 * symtab.h (class Symbol_table): Update declaration.
5989 * testsuite/ver_test_9.cc: New file.
5990 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5991 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5992 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5993 (ver_test_9.so, ver_test_9.o): New targets.
5994 * testsuite/Makefile.in: Rebuild.
5996 2008-07-22 Ian Lance Taylor <iant@google.com>
5998 * options.h (class General_options): Define --check-sections.
5999 * layout.cc (Layout::set_segment_offsets): Handle
6002 * options.h (class General_options): Define -n/--nmagic and
6004 * options.cc (General_options::finalize): For -n/--nmagic or
6005 -N/--omagic, set -static.
6006 * layout.cc (Layout::attach_allocated_section_to_segment): If
6007 -N/--omagic, don't put read-only and read-write sections in
6009 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6010 finding a read-only segment.
6011 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6012 don't set the minimum segment alignment to the common page size,
6013 and don't set the file offset to the address modulo the page size.
6014 * script-sections.cc (Script_sections::create_segments): If
6015 -n/--omagic, don't put read-only and read-write sections in
6018 * cref.cc: New file.
6020 * options.h (class General_options): Add --print-symbol-counts.
6021 * main.cc (main): Issue defined symbol report if requested.
6022 * archive.cc (Archive::interpret_header): Make into a const member
6024 (Archive::add_symbols): Call Input_objects::archive_start and
6026 (Archive::const_iterator): Define new class.
6027 (Archive::begin, Archive::end): New functions.
6028 (Archive::include_all_members): Rewrite to use iterator.
6029 (Archive::count_members): New function.
6030 * archive.h (class Archive): Update declarations.
6031 (Archive::filename): New function.
6032 * object.cc: Include "cref.h".
6033 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6034 (Sized_relobj::do_get_global_symbol_counts): New function.
6035 (Input_objects::add_object): Add object to cross-referencer.
6036 (Input_objects::archive_start): New function.
6037 (Input_objects::archive_stop): New function.
6038 (Input_objects::print_symbol_counts): New function.
6039 * object.h: Declare Cref and Archive.
6040 (Object::get_global_symbol_counts): New function.
6041 (Object::do_get_global_symbol_counts): New pure virtual function.
6042 (class Sized_relobj): Add defined_count_ field. Update
6044 (class Input_objects): Add cref_ field. Update constructor.
6045 Update declarations.
6046 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6048 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6050 (Sized_dynobj::do_get_global_symbol_counts): New function.
6051 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6052 defined_count_. Update declarations. Define Symbols typedef.
6053 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6054 parameter. Change all callers.
6055 (Symbol_table::add_from_dynobj): Add sympointers and defined
6056 parameters. Change all callers.
6057 * symtab.h (class Symbol_table): Update declarations.
6058 * Makefile.am (CCFILES): Add cref.cc.
6059 (HFILES): Add cref.h.
6060 * Makefile.in: Rebuild.
6062 2008-07-22 Simon Baldwin <simonb@google.com>
6064 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6065 to zero when writing undefined symbols.
6067 2008-07-22 Ian Lance Taylor <iant@google.com>
6069 * output.cc (Output_section::add_input_section): Don't try to
6070 merge empty merge sections.
6072 2008-07-21 Craig Silverstein <csilvers@google.com>
6074 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6075 Include symbol version in error message.
6077 2008-07-20 Chris Demetriou <cgd@google.com>
6079 * configure.ac (gold_cv_c_random_seed): New configured variable.
6080 (RANDOM_SEED_CFLAGS): New substituted variable.
6081 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6082 * configure: Rebuild.
6083 * Makefile.in: Likewise.
6084 * testsuite/Makefile.in: Likewise.
6086 2008-07-18 Ian Lance Taylor <iant@google.com>
6088 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6089 where we see NAME/NULL and NAME/VERSION as separate symbols.
6090 * testsuite/ver_test_main.cc (main): Call t4.
6091 (t4, t4_2a): Define.
6092 * testsuite/ver_test_2.cc (t4_2): Define.
6093 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6094 * testsuite/ver_test_4.cc (t4_2a): Define.
6095 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6096 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6098 2008-07-17 Ian Lance Taylor <iant@google.com>
6100 * dynobj.cc (Versions::add_def): If we give an error about a
6101 missing version, go ahead and create the version anyhow.
6103 2008-07-10 Ian Lance Taylor <iant@google.com>
6105 Handle output sections with more than 0x7fffffff bytes.
6106 * object.h (class Relobj): Change map_to_output_ to
6107 output_sections_, and just keep a section pointer. Change all
6108 uses. Move comdat group support to Sized_relobj.
6109 (Relobj::is_section_specially_mapped): Remove.
6110 (Relobj::output_section): Remove poff parameter. Change all
6112 (Relobj::output_section_offset): New function.
6113 (Relobj::set_section_offset): Rewrite.
6114 (Relobj::map_to_output): Remove.
6115 (Relobj::output_sections): New function.
6116 (Relobj::do_output_section_offset): New pure virtual function.
6117 (Relobj::do_set_section_offset): Likewise.
6118 (class Sized_relobj): Add section_offsets_ field. Add comdat
6119 group support from Relobj. Update declarations.
6120 (Sized_relobj::get_output_section_offset): New function.
6121 (Sized_relobj::do_output_section_offset): New function.
6122 (Sized_relobj::do_set_section_offset): New function.
6123 * object.cc (Relobj::output_section_address): Remove.
6124 (Sized_relobj::Sized_relobj): Initialize new fields.
6125 (Sized_relobj::include_section_group): Cast find_kept_object to
6127 (Sized_relobj::include_linkonce_section): Likewise.
6128 (Sized_relobj::do_layout): Use separate arrays for output section
6130 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6132 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6133 output_sections and section_offsets.
6134 (Sized_relobj::write_local_symbols): Likewise.
6135 (map_to_kept_section): Compute output address directly.
6136 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6137 output_sections and section_offsets.
6138 (Sized_relobj::write_sections): Likewise.
6139 (Sized_relobj::relocate_sections): Likewise.
6140 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6141 * output.h (class Output_reloc): Update declarations. Change
6142 u2_.relobj to Sized_relobj*.
6143 (class Output_data_reloc): Change add functions to use
6145 * output.cc (Output_reloc::Output_reloc): Change relobj to
6147 (Output_reloc::local_section_offset): Change return type to
6148 Elf_Addr. Use get_output_section_offset.
6149 (Output_reloc::get_address): Likewise.
6150 (Output_section::is_input_address_mapped): Don't call
6151 is_section_specially_mapped.
6152 (Output_section::output_offset): Likewise.
6153 (Output_section::output_address): Likewise.
6154 (Output_section::starting_output_address): Likewise.
6155 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6156 parameter to Sized_relobj*.
6157 (Copy_relocs::need_copy_reloc): Likewise.
6158 (Copy_relocs::save): Likewise.
6159 * copy-relocs.h (class Copy_relocs): Update declarations.
6160 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6161 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6162 * target-reloc.h (relocate_for_relocatable): Change
6163 offset_in_output_section type to Elf_Addr. Change code that uses
6165 * layout.cc (Layout::layout): Always set *off.
6166 * mapfile.cc (Mapfile::print_input_section): Use
6167 output_section_offset.
6168 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6170 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6171 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6172 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6174 2008-07-03 Ian Lance Taylor <iant@google.com>
6176 * layout.cc (Layout::include_section): Do not discard unrecognized
6177 SHT_STRTAB sections.
6179 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6181 * script.cc (Lex::can_continue_name): Make '?' allowable in
6182 version-script names.
6183 * testsuite/version_script.map: Change glob pattern to use '?'
6185 2008-06-30 Manish Singh <yosh@gimp.org>
6188 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6191 2008-06-30 Ian Lance Taylor <iant@google.com>
6195 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6196 versions]: Don't try to read the value in the contents, since we
6197 don't use it. Use the template endianness when writing.
6199 2008-06-25 Cary Coutant <ccoutant@google.com>
6201 * fileread.cc (File_read::make_view): Assert on zero-length view.
6202 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6203 symbol table when there are no symbols to read.
6205 2008-06-23 Craig Silverstein <csilvers@google.com>
6207 * version.cc (version_string): Bump to 1.7
6209 2008-06-18 Craig Silverstein <csilvers@google.com>
6211 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6212 constant 0xFFFF to type Valtype.
6213 (Powerpc_relocate_functions::rel16_ha): Likewise.
6215 2008-06-17 Ian Lance Taylor <iant@google.com>
6217 * output.h (Output_section::Input_section): Initialize p2align_ to
6218 zero for Output_section_data constructors.
6219 (Output_section::Input_section::addralign): If not an input
6220 section, return the alignment of the Output_section_data.
6221 * testsuite/copy_test.cc: New file.
6222 * testsuite/copy_test_1.cc: New file.
6223 * testsuite/copy_test_2.cc: New file.
6224 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6225 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6226 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6227 (copy_test_1_pic.o, copy_test_1.so): New targets.
6228 (copy_test_2_pic.o, copy_test_2.so): New targets.
6229 * testsuite/Makefile.in: Rebuild.
6231 * script-sections.cc (Script_sections::place_orphan): Initialize
6232 local variable exact.
6234 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6236 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6238 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6239 David S. Miller <davem@davemloft.net>
6241 * powerpc.cc: New file.
6242 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6243 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6244 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6245 * Makefile.in: Rebuild.
6247 2008-06-09 Ian Lance Taylor <iant@google.com>
6249 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6251 (throwing, orig_terminate): New static variables.
6252 (terminate_handler): New static function.
6253 (t2): Set terminate handler.
6255 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6258 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6261 2008-05-30 Cary Coutant <ccoutant@google.com>
6263 * archive.cc (Archive::include_all_members) Correct to step
6264 over symbol table and extended name table in thin archives.
6266 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6269 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6272 2008-05-28 Caleb Howe <cshowe@google.com>
6274 * reduced_debug_output.cc: New file.
6275 * reduced_debug_output.h: New file.
6276 * options.h (class General_options): Add --strip-debug-non-line.
6277 * options.cc (General_options::finalize): Add strip_debug_non_line
6278 to the strip heirarchy.
6279 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6281 * layout.cc: Include "reduced_debug_output.h".
6282 (Layout::Layout): Initialize new fields.
6283 (line_only_debug_sections): New static array.
6284 (is_lines_only_debug_sections): New static inline function.
6285 (Layout::include_section): Handle --strip-debug-non-line.
6286 (Layout::make_output_section): If --strip-debug-non-line, build
6287 new output sections for .debug_abbrev and .debug_info.
6288 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6289 gold. Warn about possible overflow.
6290 (read_signed_LEB_128): Likewise.
6291 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6292 (read_signed_LEB_128): Declare.
6293 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6294 (HFILES): Add reduced_debug_output.h.
6295 * Makefile.in: Rebuild.
6297 2008-05-21 Ian Lance Taylor <iant@google.com>
6299 * mapfile.cc: New file.
6300 * mapfile.h: New file.
6301 * options.h (class General_options): Add -M/--print-map and -Map.
6302 * options.cc (General_options::finalize): Make -M equivalent to
6304 * main.cc: Include <cstdio> and "mapfile.h".
6305 (main): Open mapfile if requested.
6306 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6307 constructor. Change caller.
6308 (queue_initial_tasks): Add mapfile parameter. Change caller.
6309 (queue_middle_tasks): Likewise.
6310 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6312 * archive.cc: Include "mapfile.h".
6313 (Archive::add_symbols): Add mapfile parameter. Change all
6314 callers. Pass mapfile, symbol, and reason to include_member.
6315 (Archive::include_all_members): Add mapfile parameter. Change all
6317 (Archive::include_member): Add mapfile, sym, and why parameters.
6318 Change all callers. Report inclusion to map file.
6319 * archive.h: Include "fileread.h".
6320 (class Archive): Update declarations.
6321 (Archive::file): New const method.
6322 (class Add_archive_symbols): Add mapfile_ field. Update
6323 constructor. Change all callers.
6324 * readsyms.h (class Read_symbols): Likewise.
6325 (class Finish_group): Likewise.
6326 (class Read_script): Likewise.
6327 * common.cc: Include "mapfile.h".
6328 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6330 (Symbol_table::do_allocate_commons): Likewise.
6331 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6332 symbol allocation to mapfile.
6333 * common.h (class Allocate_commons_task): Add mapfile_ field.
6334 Update constructor. Change all callers.
6335 * symtab.h (class Symbol_table): Update declarations.
6336 * layout.cc: Include "mapfile.h".
6337 (Layout_task_runner::run): Print information to mapfile.
6338 (Layout::create_gold_note): Change Output_data_fixed_space to
6339 Output_data_zero_fill.
6340 (Layout::create_build_id): Likewise.
6341 (Layout::print_to_mapfile): New function.
6342 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6343 constructor. Change caller.
6344 (class Layout): Declare print_to_mapfile.
6345 * output.cc (Output_section::Input_section::print_to_mapfile): New
6347 (Output_section::add_input_section): If producing a map, always
6348 add to input_sections_ list.
6349 (Output_section::do_print_to_mapfile): New function.
6350 (Output_segment::print_sections_to_mapfile): New function.
6351 (Output_segment::print_section_list_to_mapfile): New function.
6352 * output.h: Include "mapfile.h".
6353 (Output_data::print_to_mapfile): New function.
6354 (Output_data::do_print_to_mapfile): New virtual function.
6355 (Output_segment_headers::do_print_to_mapfile): New function.
6356 (Output_file_header::do_print_to_mapfile): New function.
6357 (Output_data_const::do_print_to_mapfile): New function.
6358 (class Output_data_const_buffer): Add map_name_ field. Update
6359 constructor. Change all callers. Add do_print_to_mapfile
6361 (class Output_data_fixed_space): Likewise.
6362 (class Output_data_space): Likewise.
6363 (class Output_data_zero_fill): New class.
6364 (Output_data_strtab::do_print_to_mapfile): New function.
6365 (Output_data_reloc_base::do_print_to_mapfile): New function.
6366 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6367 (Output_data_group::do_print_to_mapfile): New function.
6368 (Output_data_got::do_print_to_mapfile): New function.
6369 (Output_data_dynamic::do_print_to_mapfile): New function.
6370 (Output_symtab_xindex::do_print_to_mapfile): New function.
6371 (class Output_section): Declare do_print_to_mapflie. Declare
6372 print_to_mapfile in Input_section.
6373 (class Output_segment): Declare new functions.
6374 * object.h (Sized_relobj::symbol_count): New function.
6375 * script-sections.cc
6376 (Output_section_element_dot_assignment::set_section_addresses):
6377 Change Output_data_fixed_space to Output_data_zero_fill.
6378 (Output_data_expression::do_print_to_mapfile): New function.
6379 * script.cc (read_input_script): Add mapfile parameter. Change
6381 * script.h (read_input_script): Update declaration.
6382 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6383 (Eh_frame::do_print_to_mapfile): New function.
6384 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6385 (Output_merge_string::do_print_to_mapfile): New function.
6386 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6388 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6390 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6392 * Makefile.am (CCFILES): Add mapfile.cc.
6393 (HFILES): Add mapfile.h.
6394 * Makefile.in: Rebuild.
6396 2008-05-19 Ian Lance Taylor <iant@google.com>
6398 * options.h (class General_options): Add -z relro.
6399 * layout.cc (Layout::Layout): Initialize relro_segment_.
6400 (Layout::add_output_section_data): Return the output section.
6401 (Layout::make_output_section): Rcognize relro sections and mark
6403 (Layout::attach_allocated_section_to_segment): Put relro sections
6404 in a PT_GNU_RELRO segment.
6405 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6407 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6409 (Layout::linkonce_mapping): Map d.rel.ro.local to
6411 (Layout::output_section_name): Us .data.rel.ro.local for any
6412 section which begins with that.
6413 * layout.h (class Layout): Update add_output_section_data
6414 declaration. Add relro_segment_ field.
6415 * output.cc (Output_section::Output_section): Initialize is_relro_
6416 and is_relro_local_ fields.
6417 (Output_segment::add_output_section): Group relro sections.
6418 (Output_segment::is_first_section_relro): New function.
6419 (Output_segment::maximum_alignment): If there is a relro section,
6420 align the segment to the common page size.
6421 (Output_segment::set_section_addresses): Track whether we are
6422 looking at relro sections. If the last section is a relro
6423 section, align to the common page size.
6424 (Output_segment::set_section_list_addresses): Add in_relro
6425 parameter. Change all callers. Align to the page size when
6426 moving from relro to non-relro section.
6427 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6429 * output.h (class Output_section): Add is_relro_ and
6430 is_relro_local_ fields.
6431 (Output_section::is_relro): New function.
6432 (Output_section::set_is_relro): New function.
6433 (Output_section::is_relro_local): New function.
6434 (Output_section::set_is_relro_local): New function.
6435 (class Output_segment): Update declarations.
6436 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6437 * sparc.cc (Target_sparc::got_section): Likewise.
6438 * x86_64.cc (Target_x86_64::got_section): Likewise.
6439 * testsuite/relro_test_main.cc: New file.
6440 * testsuite/relro_test.cc: New file.
6441 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6442 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6443 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6444 (relro_test.so, relro_test_pic.o): New targets.
6445 * testsuite/Makefile.in: Rebuild.
6447 2008-05-16 Ian Lance Taylor <iant@google.com>
6449 * output.cc (Output_segment::add_output_section): Remove front
6451 * output.h (class Output_segment): Remove
6452 add_initial_output_section and overloaded add_output_section.
6453 Update declaration of remaining add_output_section.
6454 * layout.cc (Layout::create_interp): Call add_output_section
6455 rather than add_initial_output_section.
6456 (Layout::finish_dynamic_section): Likewise.
6458 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6459 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6460 know the dynamic type.
6461 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6462 field. Initialize it in constructor.
6463 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6464 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6465 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6468 * output.cc (Output_reloc::get_address): Change return type to
6470 * output.h (class Output_reloc): Update get_address declaration.
6471 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6472 for section addresses.
6474 2008-05-09 Ian Lance Taylor <iant@google.com>
6477 * gold.cc (gold_nomem): Use return value of write.
6479 2008-05-08 Ian Lance Taylor <iant@google.com>
6481 * symtab.c (Symbol::init_base_output_data): Add version
6482 parameter. Change all callers.
6483 (Symbol::init_base_output_segment): Likewise.
6484 (Symbol::init_base_constant): Likewise.
6485 (Symbol::init_base_undefined): Likewise.
6486 (Sized_symbol::init_output_data): Likewise.
6487 (Sized_symbol::init_output_segment): Likewise.
6488 (Sized_symbol::init_constant): Likewise.
6489 (Sized_symbol::init_undefined): Likewise.
6490 (Symbol_table::do_define_in_output_data): If the new symbol has a
6491 version, mark it as the default.
6492 (Symbol_table::do_define_in_output_segment): Likewise.
6493 (Symbol_table::do_define_as_constant): Likewise.
6494 * symtab.h (class Symbol): Update declarations.
6495 (class Sized_symbol): Likewise.
6496 * resolve.cc (Symbol::override_version): New function.
6497 (Symbol::override_base): Call override_version.
6498 (Symbol::override_base_with_special): Likewise.
6499 * testsuite/ver_script_8.script: New file.
6500 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6501 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6502 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6503 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6505 2008-05-06 Ian Lance Taylor <iant@google.com>
6508 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6510 (class General_options): Remove existing --undefined, and add
6511 --no-undefined instead. Add new --undefined as synonym for -u.
6512 * archive.cc (Archive::add_symbols): Check whether symbol was
6514 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6515 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6516 all uses. Add IS_UNDEFINED. Update declarations to split
6517 different versions of init_base. Declare init_base_undefined.
6518 (Symbol::is_defined): Handle IS_UNDEFINED.
6519 (Symbol::is_undefined): Likewise.
6520 (Symbol::is_weak_undefined): Call is_undefined.
6521 (Symbol::is_absolute): Handle IS_CONSTANT.
6522 (class Sized_symbol): Update declarations to split different
6523 versions of init. Declare init_undefined.
6524 (class Symbol_table): Declare new functions.
6525 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6527 (Symbol::init_base_output_data): Likewise.
6528 (Symbol::init_base_output_segment): Likewise.
6529 (Symbol::init_base_constant): Likewise.
6530 (Symbol::init_base_undefined): New function.
6531 (Sized_symbol::init_object): Rename from init. Change all
6533 (Sized_symbol::init_output_data): Likewise.
6534 (Sized_symbol::init_output_segment): Likewise.
6535 (Sized_symbol::init_constant): Likewise.
6536 (Sized_symbol::init_undefined): New function.
6537 (Symbol_table::add_undefined_symbols_from_command_line): New
6539 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6541 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6542 (Symbol::output_section): Likewise.
6543 (Symbol::set_output_section): Likewise.
6544 (Symbol_table::sized_finalize_symbol): Likewise.
6545 (Symbol_table::sized_write_globals): Likewise.
6546 * resolve.cc (Symbol_table::should_override): Likewise.
6547 (Symbol::override_base_with_special): Likewise.
6549 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6550 symbol, change it to have default visibility.
6551 * testsuite/protected_1.cc: New file.
6552 * testsuite/protected_2.cc: New file.
6553 * testsuite/protected_3.cc: New file.
6554 * testsuite/protected_main_1.cc: New file.
6555 * testsuite/protected_main_2.cc: New file.
6556 * testsuite/protected_main_3.cc: New file.
6557 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6558 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6559 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6560 (protected_1.so): New target.
6561 (protected_1_pic.o, protected_2_pic.o): New targets.
6562 (protected_3_pic.o): New target.
6563 (check_PROGRAMS): Add protected_2.
6564 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6565 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6566 * testsuite/Makefile.in: Rebuild.
6568 * options.h (DEFINE_var): Add set_user_set_##varname__.
6569 (DEFINE_bool_alias): New macro.
6570 (class General_options): Define -Bstatic using DEFINE_bool_alias
6571 rather than DEFINE_special. Add --undefined as an alias for -z
6573 * options.cc (General_options::parse_Bstatic): Remove.
6575 * options.h (class General_options): Add --fatal-warnings.
6576 * main.cc (main): Implement --fatal-warnings.
6577 * errors.h (Errors::warning_count): New function.
6579 * options.h (class General_options): Add -Bsymbolic-functions.
6580 * symtab.h (Symbol::is_preemptible): Check for
6581 -Bsymbolic-functions.
6583 2008-05-05 Ian Lance Taylor <iant@google.com>
6585 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6586 as noVARNAME rather than no-VARNAME.
6587 (class General_options): Add option -z combreloc.
6588 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6590 (Output_reloc::sort_before) [SHT_REL]: New function.
6591 (Output_reloc::sort_before) [SHT_RELA]: New function.
6592 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6593 Sort_relocs_comparison.
6594 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6595 parameter. Change all callers.
6596 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6597 sort_relocs parameter. Change all callers.
6598 * output.cc (Output_reloc::get_address): New function, broken out
6600 (Output_reloc::write_rel): Call it.
6601 (Output_reloc::compare): New function.
6602 (Output_data_reloc_base::do_write): Optionally sort relocs.
6604 * configure.ac: If targ_extra_obj is set, link it in.
6605 * configure.tgt: Initialize all variables.
6606 (x86_64*): Set targ_extra_obj and targ_extra_size.
6607 * configure: Rebuild.
6609 * object.cc (Sized_relobj::include_section_group): Adjust section
6610 indexes read from group data. Build vector to pass to
6612 * layout.cc (Layout::layout_group): Add flags and shndxes
6613 parameters. Remove contents parameter. Change caller. Update
6614 explicit instantiations.
6615 * layout.h (class Layout): Update layout_group declaration.
6616 * output.cc (Output_data_group::Output_data_group): Add flags and
6617 input_shndxes parameters. Remove contents parameter. Change
6619 (Output_data_group::do_write): Change input_sections_ to
6621 * output.h (class Output_data_group): Update constructor
6622 declaration. Rename input_sections_ to input_shndxes_.
6623 * testsuite/many_sections_test.cc: Add template.
6625 2008-04-30 Cary Coutant <ccoutant@google.com>
6627 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6629 * layout.cc (Layout::include_section): Refactored check for debug
6631 (Layout::add_comdat): Add new parameters. Change type
6632 of signature parameter. Add object and shndx to signatures table.
6633 (Layout::find_kept_object): New function.
6634 * layout.h: Include <cstring>.
6635 (Layout::is_debug_info_section): New function.
6636 (Layout::add_comdat): Add new parameters.
6637 (Layout::find_kept_object): New function.
6638 (Layout::Kept_section): New struct.
6639 (Layout::Signatures): Change type of map range.
6640 * object.cc (Relobj::output_section_address): New function.
6641 (Sized_relobj::include_section_group): Add new parameters. Change
6642 calls to Layout::add_comdat. Change to build table of kept comdat
6643 groups and table mapping discarded sections to kept sections.
6644 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6645 (Sized_relobj::do_layout): Change calls to include_section_group and
6646 include_linkonce_section.
6647 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6648 value to zero when section is discarded.
6649 (Sized_relobj::map_to_kept_section): New function.
6650 * object.h (Relobj::output_section_address): New function.
6651 (Relobj::Comdat_group): New type.
6652 (Relobj::find_comdat_group): New function.
6653 (Relobj::Comdat_group_table): New type.
6654 (Relobj::Kept_comdat_section): New type.
6655 (Relobj::Kept_comdat_section_table): New type.
6656 (Relobj::add_comdat_group): New function.
6657 (Relobj::set_kept_comdat_section): New function.
6658 (Relobj::get_kept_comdat_section): New function.
6659 (Relobj::comdat_groups_): New field.
6660 (Relobj::kept_comdat_sections_): New field.
6661 (Symbol_value::input_value): Update comment.
6662 (Sized_relobj::map_to_kept_section) New function.
6663 (Sized_relobj::include_linkonce_section): Add new parameter.
6664 * target-reloc.h (Comdat_behavior): New type.
6665 (get_comdat_behavior): New function.
6666 (relocate_section): Add code to map a discarded section to the
6667 corresponding kept section when applying a relocation.
6669 2008-04-30 Craig Silverstein <csilvers@google.com>
6671 * dwarf_reader.cc (next_generation_count): New static var.
6672 (Addr2line_cache_entry): New struct.
6673 (addr2line_cache): New static var.
6674 (Dwarf_line_info::one_addr2line): Added caching.
6675 (Dwarf_line_info::clear_addr2line_cache): New function.
6676 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6677 cache-size parameter.
6678 (Dwarf_line_info::one_addr2line_cache): New function.
6679 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6680 new cache-size argument to one_addr2line(), and clear cache.
6682 2008-04-28 Cary Coutant <ccoutant@google.com>
6684 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6685 R_386_PC8 relocations.
6687 2008-04-23 Ian Lance Taylor <iant@google.com>
6689 * object.cc (Sized_relobj::include_section_group): Check for
6690 invalid section group.
6692 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6695 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6696 than read for file header.
6697 * archive.cc (Archive::include_member): Likewise.
6699 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6701 * aclocal.m4: Regenerate.
6702 * configure: Regenerate.
6704 2008-04-19 Ian Lance Taylor <iant@google.com>
6706 * version.cc (version_string): Bump to 1.6.
6708 * testsuite/Makefile.am (many_sections_r_test): New target.
6709 (many_sections_r_test_SOURCES): Remove.
6710 (many_sections_r_test_DEPENDENCIES): Remove.
6711 (many_sections_r_test_LDFLAGS): Remove.
6712 (many_sections_r_test_LDADD): Remove.
6714 * object.cc (Sized_relobj::do_add_symbols): Always pass
6715 local_symbol_count_ to add_from_relobj.
6717 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6718 every thousand variables.
6719 * testsuite/Makefile.in: Rebuild.
6721 * object.cc (Xindex::initialize_symtab_xindex): New function.
6722 (Xindex::read_symtab_xindex): New function.
6723 (Xindex::sym_xindex_to_shndx): New function.
6724 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6726 (Sized_relobj::do_initialize_xindex): New function.
6727 (Sized_relobj::do_read_symbols): Adjust section links.
6728 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6729 parameter. Change all callers.
6730 (Sized_relobj::include_section_group): Adjust section links and
6731 symbol section indexes.
6732 (Sized_relobj::do_layout): Adjust section links.
6733 (Sized_relobj::do_count_local_symbols): Adjust section links and
6734 symbol section indexes.
6735 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6736 ordinary and special symbols.
6737 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6738 dynsym_xindex parameters. Change all callers. Adjust section
6739 links. Use SHN_XINDEX when needed.
6740 (Sized_relobj::get_symbol_location_info): Adjust section links.
6741 Don't get fooled by special symbols.
6742 * object.h (class Xindex): Define.
6743 (class Object): Add xindex_ parameter. Declare virtual functoin
6744 do_initialize_xindex.
6745 (Object::adjust_sym_shndx): New function.
6746 (Object::set_xindex): New protected function.
6747 (class Symbol_value): Add is_ordinary_shndx_ field.
6748 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6749 (Symbol_value::value): Assert ordinary section.
6750 (Symbol_value::initialize_input_to_output_map): Likewise.
6751 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6753 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6755 (class Sized_relobj): Update declarations.
6756 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6757 parameter. Change all callers.
6758 (Sized_relobj::adjust_shndx): New function.
6759 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6761 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6762 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6763 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6764 (Sized_dynobj::read_dynsym_section): Adjust section links.
6765 (Sized_dynobj::read_dynamic): Likewise.
6766 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6768 (Sized_dynobj::do_initialize_xindex): New function.
6769 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6770 do_initialize_xindex.
6771 (Sized_dynobj::adjust_shndx): New function.
6772 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6773 dynsym_xindex_ fields.
6774 (Layout::finalize): Add a call to set_section_indexes before
6775 creating the symtab sections.
6776 (Layout::set_section_indexes): Don't do anything if the section
6777 already has a section index.
6778 (Layout::create_symtab_sections): Add shnum parameter. Change
6779 caller. Create .symtab_shndx section if needed.
6780 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6782 (Layout::allocated_output_section_count): New function.
6783 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6785 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6786 fields. Update declarations.
6787 (Layout::symtab_xindex): New function.
6788 (Layout::dynsym_xindex): New function.
6789 (class Write_symbols_task): Add layout_ field.
6790 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6792 * output.cc (Output_section_headers::Output_section_headers): Add
6793 shstrtab_section parameter. Change all callers.
6794 (Output_section_headers::do_sized_write): Store overflow values
6795 for section count and section string table section index in
6796 section header zero.
6797 (Output_file_header::do_sized_write): Check for overflow of
6798 section count and section string table section index.
6799 (Output_symtab_xindex::do_write): New function.
6800 (Output_symtab_xindex::endian_do_write): New function.
6801 * output.h (class Output_section_headers): Add shstrtab_section_.
6802 Update declarations.
6803 (class Output_symtab_xindex): Define.
6804 (Output_section::has_out_shndx): New function.
6805 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6807 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6809 (Sized_symbol::init): Likewise.
6810 (Symbol::output_section): Check for ordinary symbol.
6811 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6812 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6814 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6815 Change all callers. Simplify handling of symbols from sections
6816 not included in the link.
6817 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6819 (Weak_alias_sorter::operator()): Assert that symbols are
6821 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6823 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6824 parameters. Change all callers.
6825 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6826 symbol distinction. Use SHN_XINDEX when needed.
6827 (Symbol_table::write_section_symbol): Add symtab_xindex
6828 parameter. Change all callers.
6829 (Symbol_table::sized_write_section_symbol): Likewise. Use
6830 SHN_XINDEX when needed.
6831 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6833 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6834 (Symbol::is_defined): Check is_ordinary.
6835 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6836 (Symbol::is_absolute, Symbol::is_common): Likewise.
6837 (class Sized_symbol): Update declarations.
6838 (class Symbol_table): Update declarations.
6839 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6840 parameters. Change all callers.
6841 (Sized_symbol::override): Likewise.
6842 (Symbol_table::override): Likewise.
6843 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6844 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6845 is_ordinary, and orig_st_shndx parameters. Change all callers.
6846 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6847 to be in an ordinary section.
6848 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6849 object and is_ordinary parameters. Change all callers.
6850 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6851 Change all callers. Don't add undefined or non-ordinary symbols
6853 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6855 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6857 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6858 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6859 (Sized_relobj::relocate_sections): Likewise.
6860 * target-reloc.h (scan_relocs): Adjust section symbol index.
6861 (scan_relocatable_relocs): Likewise.
6862 * i386.cc (Scan::local): Check for ordinary symbols.
6863 * sparc.cc (Scan::local): Likewise.
6864 * x86_64.cc (Scan::local): Likewise.
6865 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6866 to symbol_section_and_value.
6867 * testsuite/many_sections_test.cc: New file.
6868 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6869 (check_PROGRAMS): Add many_sections_test.
6870 (many_sections_test_SOURCES): Define.
6871 (many_sections_test_DEPENDENCIES): Define.
6872 (many_sections_test_LDFLAGS): Define.
6873 (BUILT_SOURCES): Add many_sections_define.h.
6874 (many_sections_define.h): New target.
6875 (BUILT_SOURCES): Add many_sections_check.h.
6876 (many_sections_check.h): New target.
6877 (check_PROGRAMS): Add many_sections_r_test.
6878 (many_sections_r_test_SOURCES): Define.
6879 (many_sections_r_test_DEPENDENCIES): Define.
6880 (many_sections_r_test_LDFLAGS): Define.
6881 (many_sections_r_test_LDADD): Define.
6882 (many_sections_r_test.o): New target.
6883 * testsuite/Makefile.in: Rebuild.
6885 2008-04-17 Cary Coutant <ccoutant@google.com>
6887 * errors.cc (Errors::info): New function.
6888 (gold_info): New function.
6889 * errors.h (Errors::info): New function.
6890 * gold.h (gold_info): New function.
6891 * object.cc (Input_objects::add_object): Print trace output.
6892 * options.cc (options::parse_set): New function.
6893 (General_options::parse_wrap): Deleted.
6894 (General_options::General_options): Deleted initializer.
6895 * options.h (options::String_set): New typedef.
6896 (options::parse_set): New function.
6897 (DEFINE_set): New macro.
6898 (General_options::wrap): Changed to use DEFINE_set. Changed
6899 callers of any_wrap_symbols and is_wrap_symbol.
6900 (General_options::trace, General_options::trace_symbol):
6902 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6903 (General_options::wrap_symbols_): Deleted.
6904 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6906 2008-04-17 David S. Miller <davem@davemloft.net>
6908 * options.cc (General_options::parse_V): New function.
6909 * options.h: Add entries for -V and -Qy.
6911 2008-04-17 Ian Lance Taylor <iant@google.com>
6913 * common.cc (Symbol_table::allocate_commons): Remove options
6914 parameter. Change caller.
6915 (Symbol_table::do_allocate_commons): Remove options parameter.
6916 Change caller. Just call do_allocate_commons_list twice.
6917 (Symbol_table::do_allocate_commons_list): New function, broken out
6918 of do_allocate_commons.
6919 * common.h (class Allocate_commons_task): Remove options_ field.
6921 * symtab.cc (Symbol_table::Symbol_table): Initialize
6923 (Symbol_table::add_from_object): Put TLS common symbols on
6925 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6926 which are IN_OUTPUT_DATA.
6927 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6928 allocate_commons and do_allocate_commons declarations. Declare
6929 do_allocate_commons_list.
6930 * gold.cc (queue_middle_tasks): Update creation of
6931 Allocate_commons_task to not pass options.
6932 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6933 (TLS_TEST_C_FLAGS): New variable.
6934 (tls_test_c_pic.o): New target.
6935 (tls_test_shared.so): Link in tls_test_c_pic.o.
6936 (tls_test_c_pic_ie.o): New target.
6937 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6938 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6939 (tls_test_c.o): New target.
6940 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6941 (tls_pic_test_LDADD): Likewise.
6942 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6943 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6944 (tls_test_c_gnu2.o): New target.
6945 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6947 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6948 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6949 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6950 * testsuite/tls_test.cc: Include "config.h".
6951 (t_last): Call t11_last.
6952 * testsuite/tls_test.h (t11, t11_last): Declare.
6953 * testsuite/tls_test_c.c: New file.
6954 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6955 * configure.ac: Check for OpenMP support.
6956 * configure, config.in, Makefile.in: Rebuild.
6957 * testsuite/Makefile.in: Rebuild.
6959 2008-04-16 Cary Coutant <ccoutant@google.com>
6961 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6962 (Target_i386::tls_base_symbol_defined_): New field.
6963 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6964 (Target_i386::Scan::global): Likewise.
6965 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6966 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6967 (Target_x86_64::tls_base_symbol_defined_): New field.
6968 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6969 (Target_x86_64::Scan::global): Likewise.
6971 2008-04-16 Cary Coutant <ccoutant@google.com>
6973 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6974 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6975 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6976 building shared libraries.
6977 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6978 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6979 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6980 * testsuite/Makefile.in: Rebuild.
6981 * testsuite/weak_undef.h: New file.
6982 * testsuite/weak_undef_file1.cc: Add extra test cases.
6983 * testsuite/weak_undef_file2.cc: Likewise.
6984 * testsuite/weak_undef_test.cc: Likewise.
6986 2008-04-16 David S. Miller <davem@davemloft.net>
6988 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6989 Add issued_non_pic_error_ field. Declare check_non_pic.
6990 (Target_sparc::Scan::check_non_pic): New function.
6991 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6992 (Target_sparc::Scan::global): Likewise.
6994 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6995 * configure: Rebuild.
6997 * options.h (DEFINE_enable): New macro.
6998 (new_dtags): New enable option.
6999 (initfirst, interpose, loadfltr, nodefaultlib,
7000 nodelete, nodlopen, nodump): New -z options.
7001 * layout.cc (Layout:finish_dynamic_section): If new
7002 dtags enabled, emit DT_RUNPATH. Also, emit a
7003 DT_FLAGS_1 containing any specified -z flags.
7005 2008-04-16 Ian Lance Taylor <iant@google.com>
7007 * copy-relocs.cc: New file.
7008 * copy-relocs.h: New file.
7009 * reloc.cc: Remove Copy_relocs code.
7010 * reloc.h: Likewise.
7011 * reloc-types.h (struct Reloc_types) [both versions]: Add
7012 get_reloc_addend_noerror.
7013 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7014 variants of add_global which take an addend which must be zero.
7015 * i386.cc: Include "copy-relocs.h".
7016 (class Target_i386): Change type of copy_relocs_ to variable,
7018 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7020 (Target_i386::do_finalize_sections): Change handling of
7022 * sparc.cc: Include "copy-relocs.h".
7023 (class Target_sparc): Change type of copy_relocs_ to variable,
7025 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7027 (Target_sparc::do_finalize_sections): Change handling of
7029 * x86_64.cc: Include "copy-relocs.h".
7030 (class Target_x86_64): Change type of copy_relocs_ to variable,
7032 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7033 class. Change all callers.
7034 (Target_x86_64::do_finalize_sections): Change handling of
7036 * Makefile.am (CCFILES): Add copy-relocs.cc.
7037 (HFILES): Add copy-relocs.h.
7039 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7041 * testsuite/script_test_4.sh: Permit leading zeroes.
7043 2008-04-15 Ian Lance Taylor <iant@google.com>
7045 * script-sections.cc (Script_sections::create_segments): Use
7046 header_size_adjustment even when there is enough room for the
7048 * testsuite/script_test_4.sh: New file.
7049 * testsuite/script_test_4.t: New file.
7050 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7051 (check_DATA): Add script_test_4.stdout.
7052 (MOSTLYCLEANFILES): Likewise.
7053 (script_test_4): New target.
7054 (script_test_4.stdout): New target.
7055 * testsuite/Makefile.in: Rebuild.
7057 * sparc.cc: Add definitions for Output_data_plt_sparc class
7060 2008-04-14 David S. Miller <davem@davemloft.net>
7062 * sparc.cc: New file.
7063 * Makefile.am (TARGETSOURCES): Add sparc.cc
7064 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7065 * configure.tgt: Document targ_extra_size and
7066 targ_extra_big_endian. Add entries for sparc-* and
7068 * configure.ac: Handle targ_extra_size and
7069 targ_extra_big_endian.
7070 * Makefile.in: Rebuild.
7071 * configure: Likewise.
7072 * po/POTFILES.in: Likewise.
7073 * po/gold.pot: Likewise.
7075 2008-04-14 Ian Lance Taylor <iant@google.com>
7077 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7078 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7079 in the name/type/flags to section mapping. Don't call
7080 allocate_output_section.
7081 (Layout::choose_output_section): Change parameter from adjust_name
7082 to is_input_section. Don't permit input sections after sections
7083 are attached to segments. Don't call allocate_output_section.
7084 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7085 not write_enable_output_section.
7086 (Layout::make_output_section): Don't push to
7087 unattached_section_list_ nor call attach_to_segment. Call
7088 attach_section_to_segment if sections are attached.
7089 (Layout::attach_sections_to_segments): New function.
7090 (Layout::attach_section_to_segment): New function.
7091 (Layout::attach_allocated_section_to_segment): Rename from
7092 attach_to_segment. Remove flags parameter.
7093 (Layout::allocate_output_section): Remove function.
7094 (Layout::write_enable_output_section): Remove function.
7095 * layout.h (class Layout): Update for above changes. Add new
7096 field sections_are_attached_.
7097 * output.h (Output_section::update_flags_for_input_section): New
7099 * output.cc (Output_section::add_input_section): Call
7100 update_flags_for_input_section.
7101 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7103 2008-04-11 Cary Coutant <ccoutant@google.com>
7105 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7106 thought unnecessary.
7107 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7109 2008-04-11 Ian Lance Taylor <iant@google.com>
7111 * output.h (class Output_section_data): Remove inline definition
7113 * output.cc (Output_section_data::set_addralign): New function.
7115 2008-04-11 Cary Coutant <ccoutant@google.com>
7117 Add support for TLS descriptors for i386 and x86_64.
7118 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7119 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7120 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7122 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7123 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7124 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7126 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7127 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7128 Fix problem with initial-exec relocations.
7129 (Target_i386::Relocate::relocate_tls): Likewise.
7130 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7132 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7133 support for section-plus-offset dynamic table entries.
7134 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7135 (Output_data_dynamic::Dynamic_entry): Add support for
7136 section-plus-offset dynamic table entries.
7137 (Output_data_dynamic::Classification): Likewise.
7138 (Output_data_dynamic::classification_): Renamed offset_.
7139 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7140 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7141 (Target_x86_64::make_plt_section): New function.
7142 (Target_x86_64::reserve_tlsdesc_entries): New function.
7143 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7144 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7145 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7146 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7147 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7148 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7149 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7150 add extra PLT entry for TLS descriptors.
7151 (Output_data_plt_x86_64::got_): New field.
7152 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7153 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7155 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7157 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7158 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7159 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7160 R_386_TLS_DESC_CALL relocations.
7161 (Target_x86_64::Scan::global): Likewise.
7162 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7163 for TLS descriptors.
7164 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7165 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7166 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7167 GD-to-IE relaxation.
7168 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7169 and TLS_DESCRIPTORS.
7170 * Makefile.in: Rebuild.
7171 * configure: Rebuild.
7172 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7173 (tls_test_shared2.so): New target.
7174 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7175 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7176 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7177 (tls_shared_gd_to_ie_test_LDADD): New variable.
7178 (tls_shared_gnu2_gd_to_ie_test): New target.
7179 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7181 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7182 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7183 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7184 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7185 (tls_shared_gnu2_test): New target.
7186 (tls_test_gnu2_shared.so): New target.
7187 (tls_shared_gnu2_test_SOURCES): New variable.
7188 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7189 (tls_shared_gnu2_test_LDFLAGS): New variable.
7190 (tls_shared_gnu2_test_LDADD): New variable.
7191 * testsuite/Makefile.in: Rebuild.
7192 * testsuite/Makefile.
7194 2008-04-11 Ian Lance Taylor <iant@google.com>
7196 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7198 * testsuite/Makefile.in: Rebuild.
7200 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7202 * testsuite/script_test_2.cc (main): Adjust test.
7204 2008-04-11 David S. Miller <davem@davemloft.net>
7205 Ian Lance Taylor <iant@google.com>
7207 * options.h (General_options): Add entries for '-Y' and
7209 * options.cc (General_options:finalize): If -Y was used, add those
7210 entries to the library path instead of the default "/lib" and
7213 2008-04-11 David S. Miller <davem@davemloft.net>
7215 * testsuite/justsyms.t: Start at 0x100.
7216 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7217 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7219 * testsuite/script_test_2.cc: Adjust string and section length
7222 2008-04-09 Ian Lance Taylor <iant@google.com>
7225 * script-sections.cc (Sections_element::allocate_to_segment): Add
7227 (Output_section_definition::allocate_to_segment): Likewise.
7228 (Orphan_output_section::allocate_to_segment): Likewise.
7229 (Script_sections::attach_sections_using_phdrs_clause): Don't
7230 propagate non-PT_LOAD segments to orphan sections.
7231 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7232 readelf rather than objdump.
7233 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7234 .interp section and PT_INTERP segment are the same size.
7235 * testsuite/Makefile.in: Rebuild.
7237 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7238 aliases for symbols defined in the same object.
7239 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7240 (weak_alias_test_SOURCES): New variable.
7241 (weak_alias_test_DEPENDENCIES): New variable.
7242 (weak_alias_test_LDFLAGS): New variable.
7243 (weak_alias_test_LDADD): New variable.
7244 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7245 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7246 (weak_alias_test_3.o): New target.
7247 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7248 * testsuite/weak_alias_test_main.cc: New file.
7249 * testsuite/weak_alias_test_1.cc: New file.
7250 * testsuite/weak_alias_test_2.cc: New file.
7251 * testsuite/weak_alias_test_3.cc: New file.
7253 2008-04-08 Ian Lance Taylor <iant@google.com>
7255 * options.h (class General_options): Add --noinhibit-exec option.
7256 * main.cc (main): Check --noinhibit-exec.
7258 * options.h (class General_options): Define --wrap as a special
7259 option. Add wrap_symbols_ field.
7260 (General_options::any_wrap_symbols): New function.
7261 (General_options::is_wrap_symbol): New function.
7262 * options.cc (General_options::parse_wrap): New function.
7263 (General_options::General_options): Initialize wrap_symbols_.
7264 * symtab.cc (Symbol_table::wrap_symbol): New function.
7265 (Symbol_table::add_from_object): Handle --wrap.
7266 * symtab.h (class Symbol_table): Declare wrap_symbol.
7267 * target.h (Target::wrap_char): New function.
7268 (Target::Target_info): Add wrap_char field.
7269 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7270 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7271 * testsuite/testfile.cc (Target_test::test_target_info):
7274 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7277 * layout.h (class Layout): Add added_eh_frame_data_ field.
7278 * layout.cc (Layout::Layout): Initialize new field.
7279 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7280 output section until we find a section we merged successfully.
7281 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7282 that the size be non-zero.
7284 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7287 2008-04-08 Craig Silverstein <csilvers@google.com>
7289 * configure.ac: Export new conditional variable HAVE_ZLIB.
7290 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7292 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7293 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7295 2008-04-07 Ian Lance Taylor <iant@google.com>
7297 * version.cc (version_string): Set to "1.5".
7299 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7300 Add issued_non_pic_error_ field. Declare check_non_pic.
7301 (Target_x86_64::Scan::check_non_pic): New function.
7302 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7303 (Target_x86_64::Scan::global): Likewise.
7305 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7306 addend parameter. Change caller. Handle merge sections.
7307 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7308 Address to Addend. Don't add in the result of
7309 local_section_offset, pass down the addend and use the returned
7311 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7312 Update declarations of local_section_offset and symbol_value.
7313 * testsuite/two_file_test_1.cc (t18): New function.
7314 * testsuite/two_file_test_2.cc (f18): New function.
7315 * testsuite/two_file_test_main.cc (main): Call t18.
7316 * testsuite/two_file_test.h (t18, f18): Declare.
7318 * configure.ac: Don't test for objdump, c++filt, or readelf.
7319 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7321 (TEST_READELF): New variable.
7322 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7323 (check_PROGRAMS): Add two_file_strip_test.
7324 (two_file_strip_test): New target.
7325 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7326 (two_file_same_shared_strip_test_SOURCES): New variable.
7327 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7328 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7329 (two_file_same_shared_strip_test_LDADD): New variable.
7330 (two_file_shared_strip.so): New target.
7331 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7332 (ver_test_5.syms, ver_test_7.syms): Likewise.
7333 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7334 (strip_test_3.stdout): Use TEST_OBJDUMP.
7335 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7337 2008-04-04 Cary Coutant <ccoutant@google.com>
7339 * symtab.h (Symbol::is_weak_undefined): New function.
7340 (Symbol::is_strong_undefined): New function.
7341 (Symbol::is_absolute): New function.
7342 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7343 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7345 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7346 (weak_undef_test): New target.
7347 * testsuite/Makefile.in: Rebuild.
7348 * testsuite/weak_undef_file1.cc: New file.
7349 * testsuite/weak_undef_file2.cc: New file.
7350 * testsuite/weak_undef_test.cc: New file.
7352 2008-04-03 Craig Silverstein <csilvers@google.com>
7354 * compressed_output.h (class Output_compressed_section): Use
7356 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7358 (zlib_compressed_suffix): Removed.
7359 (Output_compressed_section::set_final_data_size): Use unsigned
7361 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7362 Fix linker invocation.
7363 (flagstest_o_specialfile_and_compress_debug_sections):
7365 * testsuite/Makefile.in: Regenerated.
7367 2008-04-02 David S. Miller <davem@davemloft.net>
7369 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7370 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7372 2008-04-02 Craig Silverstein <csilvers@google.com>
7376 2008-04-02 Ian Lance Taylor <iant@google.com>
7378 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7379 parameters. Update for new key type to views_. Change all
7381 (File_read::read): Adjust for byteshift in returned view.
7382 (File_read::add_view): New function, broken out of
7384 (File_read::make_view): New function, broken out of
7386 (File_read::find_or_make_view): Add offset and aligned
7387 parameters. Rewrite accordingly. Change all callers.
7388 (File_read::get_view): Add offset and aligned parameters. Adjust
7389 for byteshift in return value.
7390 (File_read::get_lasting_view): Likewise.
7391 * fileread.h (class File_read): Update declarations.
7392 (class File_read::View): Add byteshift_ field. Add byteshift to
7393 constructor. Add byteshift method.
7394 * archive.h (Archive::clear_uncached_views): New function.
7395 (Archive::get_view): Add aligned parameter. Change all callers.
7396 * object.h (Object::get_view): Add aligned parameter. Change all
7398 (Object::get_lasting_view): Likewise.
7400 * fileread.cc (File_read::release): Don't call clear_views if
7401 there are multiple objects.
7402 * fileread.h (File_read::clear_uncached_views): New function.
7403 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7406 2008-03-31 Cary Coutant <ccoutant@google.com>
7408 Add thin archive support.
7409 * archive.cc (Archive::armagt): New const.
7410 (Archive::setup): Remove task parameter and calls to unlock.
7411 (Archive::unlock_nested_archives): New function.
7412 (Archive::read_header): Add nested_off parameter. Change
7414 (Archive::interpret_header): Likewise.
7415 (Archive::include_all_members): Change to handle thin
7417 (Archive::include_member): Likewise.
7418 * archive.h (Archive::Archive): Add new parameters and
7420 (Archive::armagt): New const.
7421 (Archive::setup): Remove task parameter.
7422 (Archive::unlock_nested_archives): New function.
7423 (Archive::read_header): Add nested_off parameter.
7424 (Archive::interpret_header): Likewise.
7425 (Archive::Nested_archive_table): New typedef.
7426 (Archive::is_thin_archive_): New field.
7427 (Archive::nested_archives_): New field.
7428 (Archive::options_): New field.
7429 (Archive::dirpath_): New field.
7430 (Archive::task_): New field.
7431 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7432 for thin archives. Pass additional parameters to
7433 Archive::Archive. Unlock the archive file after calling
7436 2008-03-29 Ian Lance Taylor <iant@google.com>
7438 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7439 version symbol to be local.
7440 * testsuite/ver_test_4.sh: New file.
7441 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7442 (check_DATA): Add ver_test_4.syms.
7443 (ver_test_4.syms): New target.
7444 * testsuite/Makefile.in: Rebuild.
7447 (Output_section::Input_section_sort_entry::has_priority): New
7449 (Output_section::Input_section_sort_entry::match_file_name): New
7451 (Output_section::Input_section_sort_entry::match_section_name):
7453 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7455 (Output_section::Input_section_sort_entry::match_section_file):
7457 (Output_section::Input_section_sort_compare::operator()): Rewrite
7458 using new Input_section_sort_entry functions. Sort crtbegin and
7459 crtend first. Sort sections with no priority before sections with
7461 * testsuite/initpri1.c (d3): Check j != 4.
7462 (cd5): New constructor/destructor function.
7463 (main): Check j != 2.
7465 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7466 new symbol when resolving, don't call set_is_default.
7467 * testsuite/ver_test_7.cc: New file.
7468 * testsuite/ver_test_7.sh: New file.
7469 * testsuite/Makefile.am (ver_test_7.so): New target.
7470 (ver_test_7.o): New target.
7471 (check_SCRIPTS): Add ver_test_7.sh.
7472 (check_DATA): Add ver_test_7.syms.
7473 (ver_test_7.syms): New target.
7475 2008-03-28 Ian Lance Taylor <iant@google.com>
7477 * layout.cc (Layout::layout): If we see an input section with a
7478 name that needs sorting, set the must_sort flag for the output
7480 (Layout::make_output_section): If the name of the output section
7481 indicates that it might require sorting, set the may_sort flag.
7482 * output.h (Output_section::may_sort_attached_input_sections): New
7484 (Output_section::set_may_sort_attached_input_sections): New
7486 (Output_section::must_sort_attached_input_sections): New
7488 (Output_section::set_must_sort_attached_input_sections): New
7490 (class Output_section): Declare Input_section_sort_entry. Define
7491 Input_section_sort_compare. Declare
7492 sort_attached_input_sections. Add new fields:
7493 may_sort_attached_input_sections_,
7494 must_sort_attached_input_sections_,
7495 attached_input_sections_are_sorted_.
7496 * output.cc (Output_section::Output_section): Initialize new
7498 (Output_section::add_input_section): Add an entry to
7499 input_sections_ if may_sort or must_sort are true.
7500 (Output_section::set_final_data_size): Call
7501 sort_attached_input_sections if necessary.
7502 (Output_section::Input_section_sort_entry): Define new class.
7503 (Output_section::Input_section_sort_compare::operator()): New
7505 (Output_section::sort_attached_input_sections): New function.
7506 * configure.ac: Check whether the compiler supports constructor
7507 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7508 * testsuite/initpri1.c: New file.
7509 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7510 CONSTRUCTOR_PRIORITY.
7511 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7512 (initpri1_LDFLAGS): New variable.
7513 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7515 2008-03-27 Ian Lance Taylor <iant@google.com>
7517 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7518 * testsuite/common_test_1.c: New file.
7519 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7520 (common_test_1_SOURCES): New variable.
7521 (common_test_1_DEPENDENCIES): New variable.
7522 (common_test_1_LDFLAGS): New variable.
7524 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7525 and commons_ correctly when NAME/VERSION does not override
7527 * testsuite/ver_test_6.c: New file.
7528 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7529 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7530 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7532 2008-03-26 Ian Lance Taylor <iant@google.com>
7534 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7535 of an undefined symbol from a version script.
7536 * testsuite/Makefile.am (ver_test_5.so): New target.
7537 (ver_test_5.o): New target.
7538 (check_SCRIPTS): Add ver_test_5.sh.
7539 (check_DATA): Add ver_test_5.syms.
7540 (ver_test_5.syms): New target.
7541 * testsuite/ver_test_5.cc: New file.
7542 * testsuite/ver_test_5.script: New file.
7543 * testsuite/ver_test_5.sh: New file.
7544 * Makefile.in, testsuite/Makefile.in: Rebuild.
7547 Fix problems building gold with gcc 4.3.0.
7548 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7549 (gold_error_at_location, gold_warning_at_location): Use it.
7550 * configure.ac: Check whether we can compile and use a template
7551 function with a printf attribute.
7552 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7553 when jumping over bytes.
7554 * object.cc: Instantiate Object::read_section_data.
7555 * debug.h: Include <cstring>
7556 * dwarf_reader.cc: Include <algorithm>
7557 * main.cc: Include <cstring>.
7558 * options.cc: Include <cstring>.
7559 * output.cc: Include <cstring>.
7560 * script.cc: Include <cstring>.
7561 * script.h: Include <string>.
7562 * symtab.cc: Include <cstring> and <algorithm>.
7563 * target-select.cc: Include <cstring>.
7564 * version.cc: Include <string>.
7565 * testsuite/testmain.cc: Include <cstdlib>.
7566 * configure, config.in: Rebuild.
7568 2008-03-25 Ian Lance Taylor <iant@google.com>
7570 * options.cc: Include "../bfd/bfdver.h".
7571 (options::help): Print bug reporting address.
7573 * version.cc (print_version): Adjust output for current value of
7578 * options.cc (options::help): Print list of supported targets.
7579 * target-select.h: Include <vector>.
7580 (class Target_selector): Make machine_, size_, and is_big_endian_
7581 fields const. Add bfd_name_ and instantiated_target_ fields.
7582 (Target_selector::Target_selector): Add bfd_name parameter.
7583 (Target_selector::recognize): Make non-virtual, call
7585 (Target_selector::recognize_by_name): Make non-virtual, call
7586 do_recognize_by_name.
7587 (Target_selector::supported_names): New function.
7588 (Target_selector::bfd_name): New function.
7589 (Target_selector::do_instantiate_target): New pure virtual
7591 (Target_selector::do_recognize): New virtual function.
7592 (Target_selector::do_recognize_by_name): New virtual function.
7593 (Target_selector::instantiate_target): New private function.
7594 (supported_target_names): Declare.
7595 * target-select.cc (Target_selector::Target_selector): Update for
7596 new parameter and fields.
7597 (select_target_by_name): Check that the name matches before
7598 calling recognize_by_name.
7599 (supported_target_names): New function.
7600 * i386.cc (class Target_selector_i386): Update Target_selector
7601 constructor call. Remove recognize and recognize_by_name. Add
7602 do_instantiate_target.
7603 * x86_64.cc (class Target_selector_x86_64): Likewise.
7604 * testsuite/testfile.cc (class Target_selector_test): Update for
7605 changes to Target_selector.
7607 * README: Rewrite, with some notes on unsupported features.
7609 2008-03-24 Cary Coutant <ccoutant@google.com>
7611 * i386.cc (Target_i386::Got_type): New enum declaration.
7612 (Target_i386::Scan::local): Updated callers of Output_data_got
7614 (Target_i386::Scan::global): Likewise.
7615 (Target_i386::Relocate::relocate): Likewise.
7616 (Target_i386::Relocate::relocate_tls): Likewise.
7617 * object.h (Got_offset_list): New class.
7618 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7619 (Sized_relobj::local_got_offset): Likewise.
7620 (Sized_relobj::set_local_got_offset): Likewise.
7621 (Sized_relobj::local_has_tls_got_offset): Removed.
7622 (Sized_relobj::local_tls_got_offset): Removed.
7623 (Sized_relobj::set_local_tls_got_offset): Removed.
7624 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7625 * output.cc (Output_data_got::add_global): Added got_type parameter.
7626 (Output_data_got::add_global_with_rel): Likewise.
7627 (Output_data_got::add_global_with_rela): Likewise.
7628 (Output_data_got::add_global_pair_with_rel): New function.
7629 (Output_data_got::add_global_pair_with_rela): New function.
7630 (Output_data_got::add_local): Added got_type parameter.
7631 (Output_data_got::add_local_with_rel): Likewise.
7632 (Output_data_got::add_local_with_rela): Likewise.
7633 (Output_data_got::add_local_pair_with_rel): New function.
7634 (Output_data_got::add_local_pair_with_rela): New function.
7635 (Output_data_got::add_global_tls): Removed.
7636 (Output_data_got::add_global_tls_with_rel): Removed.
7637 (Output_data_got::add_global_tls_with_rela): Removed.
7638 (Output_data_got::add_local_tls): Removed.
7639 (Output_data_got::add_local_tls_with_rel): Removed.
7640 (Output_data_got::add_local_tls_with_rela): Removed.
7641 * output.h (Output_data_got::add_global): Added got_type parameter.
7642 (Output_data_got::add_global_with_rel): Likewise.
7643 (Output_data_got::add_global_with_rela): Likewise.
7644 (Output_data_got::add_global_pair_with_rel): New function.
7645 (Output_data_got::add_global_pair_with_rela): New function.
7646 (Output_data_got::add_local): Added got_type parameter.
7647 (Output_data_got::add_local_with_rel): Likewise.
7648 (Output_data_got::add_local_with_rela): Likewise.
7649 (Output_data_got::add_local_pair_with_rel): New function.
7650 (Output_data_got::add_local_pair_with_rela): New function.
7651 (Output_data_got::add_global_tls): Removed.
7652 (Output_data_got::add_global_tls_with_rel): Removed.
7653 (Output_data_got::add_global_tls_with_rela): Removed.
7654 (Output_data_got::add_local_tls): Removed.
7655 (Output_data_got::add_local_tls_with_rel): Removed.
7656 (Output_data_got::add_local_tls_with_rela): Removed.
7657 * resolve.cc (Symbol::override_base_with_special): Removed
7658 reference to has_got_offset_ field.
7659 * symtab.cc (Symbol::init_fields): Replaced initialization
7660 of got_offset_ with got_offsets_. Removed initialization
7662 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7663 (Symbol::got_offset): Likewise.
7664 (Symbol::set_got_offset): Likewise.
7665 (Symbol::has_tls_got_offset): Removed.
7666 (Symbol::tls_got_offset): Removed.
7667 (Symbol::set_tls_got_offset): Removed.
7668 (Symbol::got_offset_): Removed.
7669 (Symbol::tls_mod_got_offset_): Removed.
7670 (Symbol::tls_pair_got_offset_): Removed.
7671 (Symbol::got_offsets_): New field.
7672 (Symbol::has_got_offset): Removed.
7673 (Symbol::has_tls_mod_got_offset): Removed.
7674 (Symbol::has_tls_pair_got_offset): Removed.
7675 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7676 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7678 (Target_x86_64::Scan::global): Likewise.
7679 (Target_x86_64::Relocate::relocate): Likewise.
7680 (Target_x86_64::Relocate::relocate_tls): Likewise.
7682 2008-03-25 Ben Elliston <bje@au.ibm.com>
7684 * yyscript.y: Fix spelling error in comment.
7686 2008-03-24 Ian Lance Taylor <iant@google.com>
7688 * options.h (class General_options): Define build_id option.
7689 * layout.h (class Layout): Declare write_build_id, create_note,
7690 create_build_id. Add build_id_note_ member.
7691 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7692 "libiberty.h", "md5.h", "sha1.h".
7693 (Layout::Layout): Initialize eh_frame_data_,
7694 eh_frame_hdr_section_, and build_id_note_.
7695 (Layout::finalize): Call create_build_id.
7696 (Layout::create_note): New function, broken out of
7697 Layout::create_gold_note.
7698 (Layout::create_gold_note): Call create_note.
7699 (Layout::create_build_id): New function.
7700 (Layout::write_build_id): New function.
7701 (Close_task_runner::run): Call write_build_id.
7703 * x86_64.cc: Correct license to GPLv3.
7705 2008-03-23 Ian Lance Taylor <iant@google.com>
7707 * options.cc: Include "demangle.h".
7708 (parse_optional_string): New function.
7709 (parse_long_option): Handle takes_optional_argument.
7710 (parse_short_option): Update dash_z initializer. Handle
7711 takes_optional_argument.
7712 (General_options::General_options): Initialize do_demangle_.
7713 (General_options::finalize): Set do_demangle_. Handle demangling
7715 * options.h (parse_optional_string): Declare.
7716 (struct One_option): Add optional_arg field. Update constructor.
7717 Update call constructor calls. Add takes_optional_argument
7719 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7720 (DEFINE_optional_string): Define.
7721 (General_options::demangle): Change from DEFINE_bool to
7722 DEFINE_optional_string.
7723 (General_options::no_demangle): New function.
7724 (General_options::do_demangle): New function.
7725 (General_options::set_do_demangle): New function.
7726 (General_options::execstack_status_): Move definition to end of
7728 (General_options::static_): Likewise.
7729 (General_options::do_demangle_): New field.
7730 * object.cc (big_endian>::get_symbol_location_info): Call
7731 Options::do_demangle, not Options::demangle.
7732 * symtab.cc (demangle): Likewise.
7734 2008-03-22 Ian Lance Taylor <iant@google.com>
7736 * gold.h: Include <cstddef> and <sys/types.h>
7737 * options.h: Include <cstring>.
7739 2008-03-21 Ian Lance Taylor <iant@google.com>
7741 * Added source code to GNU binutils.