| blob | e475601b682b425fc2d12b4d9e0f6240380e64e8 |
1 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3 * testsuite/Makefile.am (check_PROGRAMS): Add
4 icf_virtual_function_folding_test.
5 * testsuite/Makefile.in: Regenerated.
7 2010-04-15 Andrew Haley <aph@redhat.com>
9 * options.h (merge_exidx_entries): New option.
10 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
11 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
12 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
13 (Target_arm::merge_exidx_entries): New function.
14 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
15 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
16 to Arm_exidx_fixup constructor.
17 Add new arg, merge_exidx_entries.
18 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
19 Arm_output_section::fix_exidx_coverage.
21 2010-04-18 Sriraman Tallam <tmsriram@google.com>
23 * icf.cc (get_section_contents): Check for preemptible functions.
24 Ignore addend when appropriate.
25 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
26 section folded.
27 (add_from_relobj): Check for section folded.
28 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
29 * symtab.h (should_add_dynsym_entry): Add new parameter.
30 * target-reloc.h (scan_relocs): Check for section folded.
31 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
32 Check reloc types for function pointers in shared objects.
33 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
34 case.
35 (icf_preemptible_functions_test): New test case.
36 (icf_string_merge_test): New test case.
37 * testsuite.Makefile.in: Regenerate.
38 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
39 bar_glob. Refactor code.
40 * testsuite/icf_preemptible_functions_test.cc: New file.
41 * testsuite/icf_preemptible_functions_test.sh: New file.
42 * testsuite/icf_string_merge_test.cc: New file.
43 * testsuite/icf_string_merge_test.sh: New file.
44 * testsuite/icf_virtual_function_folding_test.cc: New file.
45 * testsuite/icf_virtual_function_folding_test.sh: New file.
47 2010-04-14 Doug Kwan <dougkwan@google.com>
49 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
50 for local symbol recounting if we remove a section due to ICF.
51 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
52 there are no regular objects in input.
54 2010-04-13 Doug Kwan <dougkwan@google.com>
56 * arm.cc (Arm_input_section::set_final_data_size): Compute
57 accurate final data size instead of using current data size.
59 2010-04-09 Doug Kwan <dougkwan@google.com>
61 * layout.cc (Layout::choose_output_section): Handle script section
62 types.
63 (Layout::make_output_section_for_script): Add section type parameter.
64 Handle script section types.
65 * layout.h (Layout::make_output_section_for_script): Add section
66 type parameter.
67 * output.cc (Output_section::Output_section): Initialize data member
68 is_noload_.
69 (Output_section::do_reset_address_and_file_offset): Do not set address
70 to 0 if section is a NOLOAD section.
71 * output.h (Output_section::is_noload): New method.
72 (Output_section::set_is_noload): Ditto.
73 (Output_section::is_noload_): New data member.
74 * script-c.h (Script_section_type): New enum type.
75 (struct Parser_output_section_header): Add new file section_type.
76 * script-sections.cc (Sections_element::output_section_name): Add
77 parameter for returning script section type.
78 (Output_section_definition::output_section_name): Ditto.
79 (Output_section_definition::section_type)P; New method.
80 (Output_section_definiton::script_section_type_name): Ditto.
81 (Output_section_definition::script_section_type_): New data member.
82 (Output_section_definition::Output_section_definition): Initialize
83 data member Output_section_definition::script_section_type_.
84 (Output_section_definition::create_sections): Pass script section type
85 to Layout::make_output_section_for_script.
86 (Output_section_definition::output_section_name): Return script
87 section type to caller.
88 (Output_section_definition::set_section_address): Do not advance
89 dot value and load address if section type is NOLOAD. Set address
90 of NOLOAD sections regardless of section flags.
91 (Output_section_definition::print): Print section type if it is
92 not SCRIPT_SECTION_TYPE_NONE.
93 (Output_section_definition::section_type): New method.
94 (Output_section_definition::script_section_type_name): Ditto.
95 (Script_sections::output_section_name): Add new parameter
96 PSECTION_TYPE for returning script section type. Pass it to
97 section elements. Handle discard sections.
98 (Sort_output_sections::operator()): Handle NOLOAD sections.
99 * script-sections.h (Script_sections::Section_type): New enum type.
100 (Script_sections::output_section_name): Add a new parameter for
101 returning script section type.
102 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
103 INFO and NOLOAD.
104 * yyscript.y (union): Add new field SECTION_TYPE.
105 (COPY, DSECT, INFO, NOLOAD): New tokens.
106 (opt_address_and_section_type): Change type to output_section_header.
107 (section_type): New non-terminal
108 (section_header): Handle section type.
109 (opt_address_and_section_type): Return section type value.
111 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
113 * testsuite/plugin_common_test_1.c (foo): Add prototype.
114 * testsuite/plugin_common_test_2.c (foo): Likewise.
116 2010-04-08 Doug Kwan <dougkwan@google.com>
118 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
119 Output_merge_data.
120 * output.cc (Output_section::add_merge_input_section): Simplify
121 code and return status of Output_merge_base::add_input_section.
122 Update merge section map only if Output_merge_base::add_input_section
123 returns true.
125 2010-04-07 Doug Kwan <dougkwan@google.com>
127 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
128 if section is marked as containing instructions but has no mapping
129 symbols.
130 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
131 correct section index.
132 (Arm_relobj::find_linked_text_section): Ditto.
134 2010-04-07 Cary Coutant <ccoutant@google.com>
136 * archive.cc (include_member): Destroy Read_symbols_data object before
137 releasing file.
138 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
139 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
140 (Read_symbols_data::~Read_symbols_data) New destructor.
141 (Section_relocs::Section_relocs) New constructor.
142 (Section_relocs::~Section_relocs) New destructor.
143 (Read_relocs_data::Read_relocs_data) New constructor.
144 (Read_relocs_data::~Read_relocs_data) New destructor.
145 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
146 pointers to NULL after deleting.
148 2010-04-07 Doug Kwan <dougkwan@google.com>
150 * arm.cc: Replace "endianity" with "endianness" in comments.
151 (Arm_exidx_cantunwind): Ditto.
152 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
153 (Arm_relobj::merge_flags_and_attributes): New method.
154 (Arm_relobj::merge_flags_and_attributes_): New data member.
155 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
156 (Arm_relobj::scan_sections_for_stubs): Ditto.
157 (Arm_relobj::do_read_symbols): Check to see if we really want to
158 merge processor-specific flags and attributes. Exit early if
159 an object is empty except for section names and the undefined symbol.
160 (Target_arm::do_finalize_sections): Move check for ELF format to
161 Arm_relobj::do_read_symbols. Merge processor specific flags and
162 attributes from a regular object only when we have determined that
163 it is aapropriate. Do not create an .ARM.attributes section in
164 output if there is no regular input object.
165 (Target_arm::merge_processor_specific_flags): Check
166 --warn-mismatch before printing any error.
167 (Target_arm::merge_object_attributes): Ditto.
168 * gold.cc (queue_middle_tasks): Handle the case in which there is
169 no regular object in input.
170 * options.cc (General_options::parse_EB): New method.
171 (General_options::parse_EL): Same.
172 (General_options::General_options): Initialize endianness_.
173 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
174 New options.
175 (General_options::Endianness): New enum.
176 (General_options::endianness): New method.
177 (General_options::endianness_): New data member.
178 * parameters.cc (Parameters::set_options): Check target endianness.
179 (Parameters::set_target_once): Ditto.
180 (Parameters::check_target_endianness): New method.
181 (parameters_force_valid_target): If either -EL or -EB is specified,
182 use it to define endianness of default target.
183 * parameters.h (Parameters::check_target_endianness): New method
184 declaration.
185 * target.h (class Target): Change "endianity" to "endianness"
186 in comments.
188 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
190 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
191 * configure: Regenerate.
192 * Makefile.in: Regenerate.
193 * testsuite/Makefile.in: Regenerate.
195 2010-04-06 Cary Coutant <ccoutant@google.com>
197 gcc PR lto/42757
198 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
199 prevailing definitions of common symbols.
200 * testsuite/plugin_test_6.sh: New test case.
201 * testsuite/plugin_common_test_1.c: New test case.
202 * testsuite/plugin_common_test_2.c: New test case.
203 * testsuite/Makefile.am (plugin_test_6): New test case.
204 * testsuite/Makefile.in: Regenerate.
206 2010-04-06 Nick Clifton <nickc@redhat.com>
208 * po/vi.po: New Vietnamese translation.
210 2010-03-30 Doug Kwan <dougkwan@google.com>
212 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
214 2010-03-25 Doug Kwan <dougkwan@google.com>
216 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
217 to avoid a conversion warning on a 32-bit host.
219 2010-03-24 Ian Lance Taylor <iant@google.com>
221 * testsuite/script_test_3.t: Add a TLS segment.
222 * testsuite/Makefile.am (check_PROGRAMS): Add
223 tls_phdrs_script_test.
224 (tls_phdrs_script_test_SOURCES): Define.
225 (tls_phdrs_script_test_DEPENDENCIES): Define.
226 (tls_phdrs_script_test_LDFLAGS): Define.
227 (tls_phdrs_script_test_LDADD): Define.
228 * testsuite/Makefile.in: Rebuild.
230 2010-03-23 Cary Coutant <ccoutant@google.com>
232 * fileread.cc (find_or_make_view): Fix comment.
234 2010-03-23 Ian Lance Taylor <iant@google.com>
236 * script-sections.cc (class Orphan_section_placement): Define
237 PLACE_TLS and PLACE_TLS_BSS.
238 (Orphan_section_placement::Orphan_section_placement): Initialize
239 new places.
240 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
241 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
242 (tls_script_test_SOURCES): Define.
243 (tls_script_test_DEPENDENCIES): Define.
244 (tls_script_test_LDFLAGS): Define.
245 (tls_script_test_LDADD): Define.
246 * testsuite/Makefile.in: Rebuild.
248 2010-03-22 Doug Kwan <dougkwan@google.com>
250 * arm.cc (Arm_relocate_functions::abs8,
251 Arm_relocate_functions::abs16): Use correct check for overflow
252 specified in the ARM ELF specs.
253 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
254 target of a BLX instruction specially.
255 (Reloc_stub::stub_type_for_reloc): Ditto.
256 (Relocate::relocate): Use symbolic names instead of numeric relocation
257 codes to report error.
258 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
259 workaround.
260 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
261 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
262 thumb2_blx_out_of_range.stdout
263 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
264 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
265 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
266 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
267 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
268 thumb2_blx_in_range, thumb2_blx_in_range.o,
269 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
270 thumb2_blx_out_of_range.o): New rules.
271 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
272 thumb2_blx_in_range and thumb2_blx_out_of_range.
273 * testsuite/Makefile.in: Regenerate.
274 * arm_branch_in_range.sh: Add tests for THUMB BLX.
275 * testsuite/thumb_blx_in_range.s: New file.
276 * testsuite/thumb_blx_out_of_range.s: New file.
278 2010-03-22 Rafael Espindola <espindola@google.com>
280 * archive.cc (Should_include): Move to archive.h.
281 (should_include_member): Make it a member of Archive.
282 (Lib_group): New.
283 (Add_lib_group_symbols): New.
284 * archive.h: Include options.h.
285 (Archive_member): Moved from Archive.
286 (Should_include): Moved from archive.cc.
287 (Lib_group): New.
288 (Add_lib_group_symbols): New.
289 * dynobj.cc (do_should_include_member): New.
290 * dynobj.h (do_should_include_member): New.
291 * gold.cc (queue_initial_tasks): Update call to queue.
292 * main.cc (main): Print lib group stats.
293 * object.cc (do_should_include_member): New.
294 * object.h: Include archive.h.
295 (Object::should_include_member): New.
296 (Object::do_should_include_member): New.
297 (Sized_relobj::do_should_include_member): New.
298 * options.cc (General_options::parse_start_lib): New.
299 (General_options::parse_end_lib): New.
300 (Input_arguments::add_file): Handle lib groups.
301 (Input_arguments::start_group): Check we are not in a lib.
302 (Input_arguments::start_lib): New.
303 (Input_arguments::end_lib): New.
304 * options.h (General_options): Add start_lib and end_lib.
305 (Input_argument::lib_): New.
306 (Input_argument::lib): New.
307 (Input_argument::is_lib): New.
308 (Input_file_lib): New.
309 (Input_arguments::in_lib_): New.
310 (Input_arguments::in_lib): New.
311 (Input_arguments::start_lib): New.
312 (Input_arguments::end_lib_): New.
313 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
314 in unused members as preempted.
315 (Sized_pluginobj::do_should_include_member): New.
316 * plugin.h (Sized_pluginobj::do_should_include_member): New.
317 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
318 return the blocker.
319 (Read_symbols::do_whole_lib_group): New.
320 (Read_symbols::do_lib_group): New.
321 (Read_symbols::do_read_symbols): Handle lib groups.
322 (Read_symbols::get_name): Handle lib groups.
323 * readsyms.h (Read_symbols): Add an archive member pointer.
324 (Read_symbols::do_whole_lib_group): New.
325 (Read_symbols::do_lib_group): New.
326 (Read_symbols::member_): New.
327 * script.cc (read_input_script): Update call to queue_soon.
329 2010-03-19 Doug Kwan <dougkwan@google.com>
331 * arm.cc (Stub_table::Stub_table): Initialize new data members
332 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
333 (Stub_table::add_reloc_stub): Assign stub offset and update
334 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
335 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
336 New data members.
337 (Stub_table::update_data_size_and_addralign): Use
338 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
339 instead of going over all reloc stubs.
340 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
341 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
342 Stringpool_template::offset_ to size of Stringpool_char.
343 (Stringpool_template::new_key_offset): Remove code to initialize
344 Stringpool_template::offset_.
345 * stringpool.h (Stringpool_template::set_no_zero_null): Set
346 Stringpool_template::offset_ to zero.
348 2010-03-15 Doug Kwan <dougkwan@google.com>
350 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
351 offset_.
352 (Stringpool_template::new_key_offset): New method.
353 (Stringpool_template::add_string): Assign offsets when adding new
354 strings.
355 (Stringpool_template::set_string_offsets): Do not set string offsets
356 when not optimizing.
357 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
358 member size_.
359 (Chunked_vector::clear): Clear size_.
360 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
361 (Chunked_vector::size): Return size_.
362 (Chunked_vector::push_back): Use size_ to find insert position.
363 (Chunked_vector::size_): New data member.
364 (Stringpool_template::set_no_zero_null): Assert string set is empty.
365 (Stringpool_template::new_key_offset): New method declaration.
366 (Stringpool_template::offset_): New data member.
368 2010-03-15 Rafael Espindola <espindola@google.com>
370 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
371 Add_symbols' constructor.
372 * readsyms.h (Add_symbols): Remove the input_group member.
374 2010-03-10 Ian Lance Taylor <iant@google.com>
376 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
377 target to ask whether a reference to a symbol requires a stack
378 split.
379 * target.h (Target::is_call_to_non_split): New function.
380 (Target::do_is_call_to_non_split): Declare virtual function.
381 * target.cc: Include "symtab.h".
382 (Target::do_is_call_to_non_split): New function.
383 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
385 2010-03-10 Cary Coutant <ccoutant@google.com>
387 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
388 (File_read::open[1]): Remove initial mapping of whole_file_view_.
389 (File_read::open[2]): Add whole_file_view_ to list of views.
390 (File_read::make_view): Remove test of whole_file_view_.
391 (File_read::find_or_make_view): Create whole_file_view_ if
392 necessary.
393 (File_read::clear_views): Replace bool parameter with enum;
394 adjust all callers. Don't delete views with permanent data;
395 do delete cached views and views from archives if
396 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
397 if clearing the corresponding view.
398 * fileread.h (File_read::Clear_views_mode): New enum.
399 (File_read::View::is_permanent_view): New method.
400 (File_read::clear_views): Replace bool parameter
401 with enum; adjust all callers.
402 * options.h (General_options): Change keep_files_mapped option;
403 add map_whole_files.
404 * readsyms.cc (Add_symbols::run): Delete sd_ object before
405 releasing the file.
406 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
407 the file.
409 2010-03-10 David S. Miller <davem@davemloft.net>
411 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
413 2010-03-09 Sriraman Tallam <tmsriram@google.com>
415 * icf.cc (get_section_contents): Add '@' marker after processing the
416 merge reloc.
418 2010-03-08 Doug Kwan <dougkwan@google.com>
420 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
421 due to a conversion warning.
422 (Arm_relobj::update_output_local_symbol_count): Check for local
423 symbol with unset output index.
425 2010-03-05 Ian Lance Taylor <iant@google.com>
427 * options.h (class General_options): Add --spare-dynamic-tags.
428 * output.cc (Output_data_dynamic::set_final_data_size): Implement
429 --spare-dynamic-tags.
431 2010-03-05 Ian Lance Taylor <iant@google.com>
433 * incremental.cc: Include "libiberty.h".
435 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
437 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
438 function, is_info_ member.
439 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
440 (Versions::Versions): Update caller.
441 (Versions::define_base_version): Likewise.
442 (Versions::add_def): Likewise.
444 2010-03-03 Sriraman Tallam <tmsriram@google.com>
446 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
447 (Scan::possible_function_pointer_reloc): New function.
448 (Scan::local_reloc_may_be_function_pointer): Change to call
449 possible_function_pointer_reloc.
450 (Scan::global_reloc_may_be_function_pointer): Ditto.
451 * icf.h (Icf::check_section_for_function_pointers): Change to reject
452 relocations in ".data.rel.ro._ZTV" section.
453 * testsuite/icf_safe_so_test.sh: Change to pass i386.
454 * testsuite/icf_safe_so_test.cc: Ditto.
455 * testsuite/icf_safe_test.cc: Ditto.
456 * testsuite/icf_safe_test.sh: Ditto.
458 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
459 Ian Lance Taylor <iant@google.com>
461 * target-reloc.h (relocate_section): Check the symbol table index
462 for -1U before setting the local symbol index.
463 (scan_relocatable_relocs): If copying the relocation, record that
464 the local symbol is required.
465 * object.h (Symbol_value::is_output_symtab_index_set): New
466 function.
467 (Symbol_value::may_be_discarded_from_output_symtab): New
468 function.
469 (Symbol_value::has_output_symtab_entry): New function.
470 (Symbol_value::needs_output_symtab_entry): Remove.
471 (Symbol_value::output_symtab_index): Make sure the symbol index is
472 set.
473 (Symbol_value::set_output_symtab_index): Make sure the symbol
474 index is not set. Make sure the new index is valid.
475 (Symbol_value::set_must_have_output_symtab_entry): New function.
476 (Symbol_value::has_output_dynsym_entry): New function.
477 (Symbol_value::set_output_dynsym_index): Make sure the new index
478 is valid.
479 (Sized_relobj::set_must_have_output_symtab_entry): New function.
480 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
481 local symbol if permitted.
482 (Sized_relobj::do_finalize_local_symbols): Call
483 is_output_symtab_index_set rather than needs_output_symtab_entry.
484 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
485 rather than needs_output_symtab_entry. Call
486 has_output_dynsym_entry rather than needs_output_dynsym_entry.
487 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
488 is_output_symtab_index_set rather than needs_output_symtab_entry.
489 * testsuite/discard_locals_relocatable_test.c: New file.
490 * testsuite/discard_locals_test.sh: Test -r.
491 * testsuite/Makefile.am (check_DATA): Add
492 discard_locals_relocatable_test1.syms,
493 discard_local_relocatable_test2.syms.
494 (MOSTLYCLEANFILES): Likewise. Also add
495 discard_locals_relocatable_test1.lout and
496 discard_locals_relocatable_test2.out.
497 (discard_locals_relocatable_test1.syms): New target.
498 (discard_locals_relocatable_test.o): New target.
499 (discard_locals_relocatable_test1.out): New target.
500 (discard_locals_relocatable_test2.syms): New target.
501 (discard_locals_relocatable_test2.out): New target.
502 (various): Add missing ../ld-new dependencies.
503 * testsuite/Makefile.in: Rebuild.
505 2010-03-03 Nick Clifton <nickc@redhat.com>
507 * po/fi.po: New Finnish translation.
509 2010-03-01 Doug Kwan <dougkwan@google.com>
511 * layout.cc (Layout::Layout): Force section types of .init_array*,
512 .preinit_array* and .fini_array* sections.
513 * output.cc (Output_section::Input_section_sort_entry::has_priority):
514 Fix check of return value of std::string::find.().
515 (Output_section::Input_section_sort_compare::operator()): Remove
516 comment about .init_array.
517 (Output_section::Input_section_sort_init_fini_compare::operator()):
518 New method.
519 (Output_section::sort_attached_input_sections): Handle .init_array
520 and .fini_array specially.
521 * output.h (Output_section::Inut_section_sort_compare): Update
522 comment.
523 (Output_section::Input_section_sort_init_fini_compare): New struct.
525 2010-02-26 Doug Kwan <dougkwan@google.com>
527 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
528 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
529 * testsuite/debug_msg.sh: Avoid matching source line number for
530 use of global variable undef_int.
532 2010-02-26 Doug Kwan <dougkwan@google.com>
534 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
535 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
536 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
537 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
538 * options.cc (General_options::General_options): Initialize member
539 fix_v4bx_.
540 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
541 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
542 and rm_no_fix_v4bx.stdout
543 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
544 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
545 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
546 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
547 and arm_no_fix_v4bx.
548 * Makefile.in: Regenerate.
549 * testsuite/arm_fix_v4bx.s: New file.
550 * testsuite/arm_fix_v4bx.sh: Ditto.
552 2010-02-24 Doug Kwan <dougkwan@google.com>
554 * arm.cc (Target_arm::got_section): Make the .got section the first
555 non RELRO section in the data segment.
556 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
557 suffixes of section names.
559 2010-02-24 Doug Kwan <dougkwan@google.com>
561 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
562 flags and attributes merging if an input file is a binary file.
563 * fileread.cc (Input_file::open): Record format of original file.
564 * fileread.h (Input_file::Format): New enum type.
565 (Input_file::Input_file): Initialize data member format_.
566 (Input_file::format): New method definition.
567 (Input_file::format_):: New data member.
569 2010-02-24 Doug Kwan <dougkwan@google.com>
571 * arm.cc (Arm_output_data_got): New class.
572 (ARM_TCB_SIZE): New constant
573 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
574 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
575 If user uses a script with a SECTIONS clause, issue only a warning
576 for a misplaced EXIDX input section. Otherwise, issue an error.
577 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
578 garbage collection.
579 (Target_arm::got_mode_index_entry): Handle static linking.
580 (Target_arm::Scan::local): Ditto.
581 (Target_arm::Scan::global): Ditto.
582 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
583 all incorrectly implemented relocations.
584 (Target_arm::fix_exidx_coverage): Pass layout to
585 Arm_output_section::fix_exidx_coverage.
586 * layout.cc (Layout::section_name_mapping): Remove trailing dots
587 from ".ARM.exidx." and ".ARM.extab.".
589 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
591 * arm.cc (Target_arm::do_finalize_sections): Create attribute
592 section if it does not already exist.
593 * attributes.cc (Attributes_section_data::Attributes_section_data):
594 Don't crash if size is zero.
596 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
597 Ian Lance Taylor <iant@google.com>
599 * gold.cc (queue_middle_tasks): If no input files were opened,
600 exit.
601 * workqueue.h (Task_function::Task_function): Assert that there is
602 a blocker.
604 2010-02-22 Doug Kwan <dougkwan@google.com>
606 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
607 * icf.cc (get_section_contents): Cast snprintf arguments to long long
608 types to avoid warnings due to different uint64_t implementations
609 on different hosts.
611 2010-02-21 Doug Kwan <dougkwan@google.com>
613 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
614 handling of the maximum backward branch offset.
615 (Arm_relocate_functions::thumb_branch_common): Ditto.
616 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
617 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
618 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
619 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
620 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
621 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
622 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
623 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
624 thumb_bl_out_of_range thumb_bl_out_of_range.o,
625 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
626 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
627 thumb2_bl_out_of_range.o): New rules.
628 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
629 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
630 thumb2_bl_out_of_range
631 * testsuite/Makefile.in: Regenerate.
632 * testsuite/arm_bl_in_range.s: New file.
633 * testsuite/arm_bl_out_of_range.s: Ditto.
634 * testsuite/arm_branch_in_range.sh: Ditto.
635 * testsuite/arm_branch_range.t: Ditto.
636 * testsuite/thumb2_branch_range.t: Ditto.
637 * testsuite/thumb_bl_in_range.s: Ditto.
638 * testsuite/thumb_bl_out_of_range.s: Ditto.
639 * testsuite/thumb_branch_range.t: Ditto.
641 2010-02-20 Sriraman Tallam <tmsriram@google.com>
643 * gc.h (gc_process_relocs): Change vectors to point to the new list.
644 Add reloc offset information.
645 * icf.cc (get_section_contents): Change iterators to point to the new
646 vectors. Add reloc offset information to the contents.
647 * icf.h (Icf::Sections_reachable_info): New typedef.
648 (Icf::Sections_reachable_list): New typedef.
649 (Icf::Offset_info): New typedef.
650 (Icf::Reloc_info): New struct typedef.
651 (Icf::Reloc_info_list): New typedef.
652 (Icf::symbol_reloc_list): Delete method.
653 (Icf::addend_reloc_list): Delete method.
654 (Icf::section_reloc_list): Delete method.
655 (Icf::reloc_info_list): New method.
656 (Icf::reloc_info_list_): New member.
658 2010-02-19 Doug Kwan <dougkwan@google.com>
660 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
661 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
662 * arm.cc (Arm_relocation_functions): New forward declaration.
663 (Target_arm::Target_arm): Initialize new data members
664 got_mod_index_offset_ and tls_base_symbol_defined_.
665 (Target_arm::Relocate::relocate_tls): New method.
666 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
667 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
668 New methods.
669 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
670 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
671 (Target_arm::got_mod_index_offset_,
672 Target_arm::tls_base_symbol_defined_): New data members.
673 (Target_arm::Scan::local, Target::Scan::global,
674 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
675 relocations.
677 2010-02-18 Doug Kwan <dougkwan@google.com>
679 * arm.cc (Arm_relobj::find_linked_text_section): New method.
680 (Arm_relobj::make_exidx_input_section): Pass section index of linked
681 text section as a parameter becuase some broken tools may not set
682 the link in section header.
683 (Target_arm::has_got_section): New method.
684 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
685 without any mapping symbol as data only. Remove warning.
686 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
687 link in its section header, try to discover the link by inspecting the
688 REL31 relocation at the beginning of the section.
689 (Target_arm::Scan::check_non_pic): Report name of offending relocation
690 in error message.
691 (Target_arm::Scan::global): Treat any reference to the symbol
692 _GLOBAL_OFFSET_TABLE_ as a GOT access.
694 2010-02-12 Sriraman Tallam <tmsriram@google.com>
696 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
697 (Scan::global_reloc_may_be_function_pointer): New function.
698 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
699 (Scan::global_reloc_may_be_function_pointer): New function.
700 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
701 (Scan::global_reloc_may_be_function_pointer): New function.
702 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
703 (Scan::global_reloc_may_be_function_pointer): New function.
704 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
705 (Scan::global_reloc_may_be_function_pointer): New function.
706 (Scan::possible_function_pointer_reloc): New function.
707 (Target_x86_64::can_check_for_function_pointers): New function.
708 * gc.h (gc_process_relocs): Scan relocation types to determine if
709 function pointers were taken for targets that support it.
710 * icf.cc (Icf::find_identical_sections): Include functions for
711 folding in safe ICF whose pointer is not taken.
712 * icf.h (Secn_fptr_taken_set): New typedef.
713 (fptr_section_id_): New member.
714 (section_has_function_pointers): New function.
715 (set_section_has_function_pointers): New function.
716 (check_section_for_function_pointers): New function.
717 * options.h: Fix comment for safe ICF option.
718 * target.h (can_check_for_function_pointers): New function.
719 * testsuite/Makefile.am: Add icf_safe_so_test test case.
720 Modify icf_safe_test for X86-64.
721 * testsuite/Makefile.in: Regenerate.
722 * testsuite/icf_safe_so_test.cc: New file.
723 * testsuite/icf_safe_so_test.sh: New file.
724 * testsuite/icf_safe_test.cc (kept_func_3): New function.
725 (main): Change to take pointer to function kept_func_3.
726 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
727 folding is done correctly for X86-64.
729 2010-02-12 David S. Miller <davem@davemloft.net>
731 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
732 is_symbolless parameter.
733 (Output_reloc<SHT_REL>::is_symbolless): New.
734 (Output_reloc<SHT_REL>::is_symbolless_): New.
735 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
736 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
737 (Output_reloc<SHT_RELA>::is_symbolless): New.
738 (Output_data_reloc::add_global): Handle is_symbolless.
739 (Output_data_reloc::add_global_relative): Likewise.
740 (Output_data_reloc::add_local): Likewise.
741 (Output_data_reloc::add_local_relative): Likewise.
742 (Output_data_reloc::add_symbolless_global_addend): New.
743 (Output_data_reloc::add_symbolless_local_addend): New.
744 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
745 is_symbolless.
746 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
747 instead of ->is_relative_
748 (Output_reloc::write): Likewise.
749 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
750 (Output_reloc::write_rel): Simplify.
752 * sparc.cc (Target_sparc::Scan::local): Use
753 ->add_symbolless_local_addend as needed.
754 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
755 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
756 based upon relocation offset.
758 2010-02-11 Doug Kwan <dougkwan@google.com>
760 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
761 (Target_arm::Scan::global): Ditto. Also remove a comment before the
762 beginning of function.
763 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
764 and MOVT_ABS relocations. Those are non issued in scanning. Fix
765 parameter is_32bit in calls to should_apply_static_reloc.
766 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
767 (check_DATA): Add arm_abs_global.stdout.
768 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
769 arm_abs_global.stdout): New rules.
770 (MOSTLLYCLEANFILES): Add arm_abs_global
771 * Makefile.in: Regenerate.
772 * testsuite/arm_abs_global.s: New file.
773 * testsuite/arm_abs_global.sh: Ditto.
774 * testsuite/arm_abs_lib.s: Ditto.
776 2010-02-11 Ian Lance Taylor <iant@google.com>
778 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
779 Read_relocs task.
780 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
781 Allocate_commons_task first.
782 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
783 task, rather than symtab_lock_.
784 (Gc_process_relocs::~Gc_process_relocs): New function.
785 (Gc_process_relocs::is_runnable): Check this_blocker_.
786 (Gc_process_relocs::locks): Use next_blocker_ rather than
787 blocker_.
788 (Scan_relocs::~Scan_relocs): New function.
789 (Scan_relocs::is_runnable): Check this_blocker_ rather than
790 symtab_lock_.
791 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
792 next_blocker_.
793 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
794 fields. Add this_blocker_ and next_blocker_ fields. Adjust
795 constructor accordingly.
796 (class Gc_process_relocs): Likewise.
797 (class Scan_relocs): Likewise.
798 * common.h (class Allocate_commons_task): Remove symtab_lock_
799 field, and corresponding constructor parameter.
800 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
801 symtab_lock_.
802 (Allocate_commons_task::locks): Likewise.
804 2010-02-11 Ian Lance Taylor <iant@google.com>
806 * gold-threads.h (class Once): Define.
807 (class Initialize_lock): Rewrite as child of Once.
808 * gold-threads.cc (class Once_initialize): Define.
809 (once_pointer_control): New static variable.
810 (once_pointer, once_arg): New static variables.
811 (c_run_once): New static function.
812 (Once::Once, Once::run_once, Once::internal_run): New functions.
813 (class Initialize_lock_once): Remove.
814 (initialize_lock_control): Remove.
815 (initialize_lock_pointer): Remove.
816 (initialize_lock_once): Remove.
817 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
818 (Initialize_lock::initialize): Rewrite.
819 (Initialize_lock::do_run_once): New function.
820 * archive.cc (Archive::interpret_header): Only clear name if it is
821 not already empty.
822 * fileread.cc: Include "gold-threads.h"
823 (file_counts_lock): New static variable.
824 (file_counts_initialize_lock): Likewise.
825 (File_read::release): Only increment counts when using --stats.
826 Use a lock around the increment.
827 * parameters.cc (class Set_parameters_target_once): Define.
828 (set_parameters_target_once): New static variable.
829 (Parameters::Parameters): Move here from parameters.h.
830 (Parameters::set_target): Rewrite.
831 (Parameters::set_target_once): New function.
832 (Parameters::clear_target): Move here and rewrite.
833 * parameters.h (class Parameters): Update declarations. Add
834 set_parameters_target_once_ field.
835 (Parameters::Parameters): Move to parameters.cc.
836 (Parameters::clear_target): Likewise.
837 * readsyms.cc (Read_symbols::do_group): Create a Start_group
838 task.
839 (Start_group::~Start_group): New function.
840 (Start_group::is_runnable): New function.
841 (Start_group::locks, Start_group::run): New functions.
842 (Finish_group::run): Change saw_undefined to size_t.
843 * readsyms.h (class Start_group): Define.
844 (class Finish_group): Change saw_undefined_ field to size_t.
845 (Finish_group::Finish_group): Remove saw_undefined and
846 this_blocker parameters. Change all callers.
847 (Finish_group::set_saw_undefined): New function.
848 (Finish_group::set_blocker): New function.
849 * symtab.h (class Symbol_table): Change saw_undefined to return
850 size_t. Change saw_undefined_ field to size_t.
851 * target-select.cc (Set_target_once::do_run_once): New function.
852 (Target_selector::Target_selector): Initialize set_target_once_
853 field. Don't initialize lock_ and initialize_lock_ fields.
854 (Target_selector::instantiate_target): Rewrite.
855 (Target_selector::set_target): New function.
856 * target-select.h (class Set_target_once): Define.
857 (class Target_selector): Update declarations. Make
858 Set_target_once a friend. Remove lock_ and initialize_lock_
859 fields. Add set_target_once_ field.
861 2010-02-10 Ian Lance Taylor <iant@google.com>
863 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
864 queueing any tasks.
865 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
866 (queue_middle_tasks): Add all blockers before queueing any tasks.
867 (queue_final_tasks): Likewise.
868 * token.h (Task_token::add_blockers): New function.
869 * object.h (Input_objects::number_of_relobjs): New function.
871 2010-02-10 Ian Lance Taylor <iant@google.com>
873 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
874 shared, not if not position independent.
875 * x86_64.cc (Relocate::relocate_tls): Likewise.
876 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
877 (tls_pie_pic_test): New target.
878 * testsuite/Makefile.in: Rebuild.
880 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
881 (tls_test_main_pie.o, tls_test_pie.o): New targets.
882 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
883 * testsuite/Makefile.in: Rebuild.
885 2010-02-09 David S. Miller <davem@davemloft.net>
887 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
888 R_SPARC_RELATIVE using ->add_local_relative().
889 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
891 * output.h (Output_data_dynamic::add_section_size): New method
892 that takes two Output_data objects.
893 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
894 entry param. Handle it in initializers.
895 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
896 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
897 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
898 arg.
899 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
900 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
901 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
902 for dynrel_includes_plt.
903 * i386.cc (Target_i386::do_finalize_sections): Likewise.
904 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
905 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
906 before .rela.plt
907 (Target_sparc::do_finalize_sections): Update to pass true for
908 dynrel_includes_plt.
909 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
910 output before .rela.plt
911 (Target_powerpc::do_finalize_sections): Update to pass true for
912 dynrel_includes_plt when 32-bit.
914 2010-02-08 Doug Kwan <dougkwan@google.com>
916 * arm.cc (Arm_relobj::simple_input_section_output_address): New
917 method.
918 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
919 Arm_relobj::scan_section_for_cortex_a8_stubs,
920 Arm_relobj::do_relocation_section): Instead of calling
921 Output_section::output_address, use faster
922 Arm_relobj::simple_input_section_output_address.
924 2010-02-08 David S. Miller <davem@davemloft.net>
926 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
927 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
928 relocation helper function.
930 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
931 just like R_SPARC_GOT{10,13,22}.
932 (Target_sparc::Scan::local): Likewise.
933 (Target_sparc::Relocate:relocate): Likewise.
935 2010-02-06 Ian Lance Taylor <iant@google.com>
937 * configure.ac: Rewrite targetobjs duplicate removal code to use
938 only shell constructs.
939 * configure: Rebuild.
941 2010-02-05 Doug Kwan <dougkwan@google.com>
943 PR 11247
944 * arm.cc (Arm_relobj::section_is_scannable): New method.
945 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
946 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
948 2010-02-04 Doug Kwan <dougkwan@google.com>
950 PR 11247
951 * arm-reloc-property.cc (cstdio): Include.
952 * configure.ac (targetobjs): Remove duplicates.
953 * configure: Regenerate.
954 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
955 big and little endian version for a given address size.
957 2010-02-03 Doug Kwan <dougkwan@google.com>
959 * arm-reloc-property.cc
960 (Arm_reloc_property_table::reloc_name_in_error_message): New method
961 definition.
962 * arm-reloc-property.h
963 (Arm_reloc_property_table::get_implemented_static_reloc_property):
964 New method definition.
965 (Arm_reloc_property_table::reloc_name_in_error_message): New method
966 declaration.
967 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
968 overflow to N.
969 (GOT_PREL): Change implemented to Y.
970 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
971 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
972 (Arm_relocate_functions::movw_abs_nc): Remove method.
973 (Arm_relocate_functions::movt_abs): Ditto.
974 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
975 (Arm_relocate_functions::thm_movt_abs): Ditto.
976 (Arm_relocate_functions::movw_rel_nc): Ditto.
977 (Arm_relocate_functions::movw_rel): Ditto.
978 (Arm_relocate_functions::movt_rel): Ditto.
979 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
980 (Arm_relocate_functions:thm_movw_rel): Ditto.
981 (Arm_relocate_functions:thm_movt_rel): Ditto.
982 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
983 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
984 New method definitions.
985 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
986 (Arm_relocation_functions::arm_grp_ldr): Ditto.
987 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
988 (Arm_relocation_functions::arm_grp_ldc): Ditto.
989 (Target_arm::Relocate::relocate): Check for non-static or
990 unimplemented relocation code and exit early. Change calls to
991 Target_arm::reloc_uses_thumb_bit and
992 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
993 instead. Refactor code to handle similar relocations to increase
994 code sharing. Remove check for unsupported relocation code in switch
995 statement.
996 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
997 relocation property table to find out size. Change error message to
998 print out the name of a relocation code instead of the numeric value.
999 (Target_arm::scan_reloc_for_stub): Use relocation property table
1000 instead of calling Target_arm::reloc_uses_thumb_bit().
1002 2010-02-02 Doug Kwan <dougkwan@google.com>
1004 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1005 types of relaxed input section.
1007 2010-02-02 Doug Kwan <dougkwan@google.com>
1009 * Makefile.am (HFILES): Add arm-reloc-property.h.
1010 (DEFFILES): New.
1011 (TARGETSOURCES): Add arm-reloc-property.cc
1012 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1013 (libgold_a_SOURCES): $(DEFFILES)
1014 * Makefile.in: Regenerate.
1015 * arm-reloc-property.cc: New file.
1016 * arm-reloc-property.h: New file.
1017 * arm-reloc.def: New file.
1018 * arm.cc: Update comments.
1019 (arm-reloc-property.h): New included header.
1020 (arm_reloc_property_table): New global variable.
1021 (Target_arm::do_select_as_default_target): New method definition.
1022 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1023 arm-reloc-property to targ_extra_obj.
1024 * parameters.cc (set_parameters_target): Call
1025 Target::select_as_default_target().
1026 * target.h (Target::select_as_default_target): New method definition.
1027 (Target::do_select_as_default_target): Same.
1029 2010-02-01 Doug Kwan <dougkwan@google.com>
1031 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1032 first_output_text_section_.
1033 (Arm_exidx_fixup::first_output_text_section): New method definition.
1034 (Arm_exidx_fixup::first_output_text_section_): New data member.
1035 (Arm_exidx_fixup::process_exidx_section): Record the first text
1036 output section seen.
1037 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1038 and entsize in output section header.
1040 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1042 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1043 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1044 (Arm_relocate_functions::thm_alu11): New Method.
1045 (Arm_relocate_functions::thm_pc8): New Method.
1046 (Arm_relocate_functions::thm_pc12): New Method.
1047 (Target_arm::Scan::local): Handle the relocations.
1048 (Target_arm::Scan::global): Likewise.
1049 (Target_arm::Relocate::relocate): Likewise.
1050 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1052 2010-01-29 Doug Kwan <dougkwan@google.com>
1054 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1055 of relocation types as ld.
1057 2010-01-29 Doug Kwan <dougkwan@google.com>
1059 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1060 to public.
1061 (Arm_relocate_functions::thumb_branch_common): Ditto.
1062 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1063 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1064 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1065 Arm_relocate_functions::jump24): Remove.
1066 (Target_arm::Relocate::relocate): Adjust code to call
1067 Arm_relocation_functions::arm_branch_common and
1068 Arm_relocation_functions::thumb_branch_common instead of their removed
1069 wrappers. Merge switch-cases together to reduce source code size.
1071 2010-01-29 Doug Kwan <dougkwan@google.com>
1073 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1074 output_local_symbol_count_needs_update_.
1075 (Arm_relobj::output_local_symbol_count_needs_update,
1076 Arm_relobj::set_output_local_symbol_count_needs_update,
1077 Arm_relobj::update_output_local_symbol_count): New methods.
1078 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1079 member.
1080 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1081 of pointed function as in a R_ARM_PREL31 relocation.
1082 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1083 for output local symbol count updating.
1084 (Target_arm::do_relax): Update output local symbol counts in objects
1085 if necessary.
1086 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1088 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1090 * arm.cc: Added support for the ARM relocations:
1091 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1092 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1093 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1094 movw_prel_nc).
1095 (Arm_relocate_functions::movw_rel): New method.
1096 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1097 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1098 thm_movw_prel_nc).
1099 (Arm_relocate_functions::thm_movw_rel): New method.
1100 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1101 thm_movt_prel).
1102 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1103 relocations.
1104 (Target_arm::Scan::global): Likewise.
1105 (Target_arm::Relocate::relocate): Likewise.
1106 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1107 Likewise.
1109 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1111 * arm.cc: Added support for ARM group relocations.
1112 (Target_arm::reloc_needs_sym_origin): New method.
1113 (Arm_relocate_functions::calc_grp_kn): New method.
1114 (Arm_relocate_functions::calc_grp_residual): New method.
1115 (Arm_relocate_functions::calc_grp_gn): New method.
1116 (Arm_relocate_functions::arm_grp_alu): New Method.
1117 (Arm_relocate_functions::arm_grp_ldr): New Method.
1118 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1119 (Arm_relocate_functions::arm_grp_ldc): New Method.
1120 (Target_arm::Scan::local): Handle the ARM group relocations.
1121 (Target_arm::Scan::global): Likewise.
1122 (Target_arm::Relocate::relocate): Likewise.
1123 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1124 Likewise.
1126 2010-01-26 Doug Kwan <dougkwan@google.com>
1128 * arm.cc (set): Include.
1129 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1130 pointer type.
1131 (Arm_output_section::Text_section_list): New type.
1132 (Arm_output_section::append_text_sections_to_list): New method.
1133 (Arm_output_section::fix_exidx_coverage): Ditto.
1134 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1135 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1136 Relobj::set_section_offset() instead of
1137 Sized_relobj::invalidate_section_offset().
1138 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1139 parameter for section headers. Ignore relocation sections for
1140 unallocated sections and EXIDX sections.
1141 (Target_arm::fix_exidx_coverage): New method.
1142 (Target_arm::output_section_address_less_than): New type.
1143 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1144 linked text section instead of the EXIDX section.
1145 (Arm_output_section::create_stub_group): Add an assertion to check
1146 that this is not an EXIDX output section.
1147 (Arm_output_section::append_text_sections_to_list): New method.
1148 (Arm_output_section::fix_exidx_coverage): Ditto.
1149 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1150 Arm_relobj::section_needs_reloc_stub_scanning.
1151 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1152 first pass.
1153 (Target_arm::fix_exidx_coverage): New method.
1154 * object.h (Relobj::set_output_section): New method.
1155 (Sized_relobj::invalidate_section_offset): Remove method.
1156 (Sized_relobj::do_invalidate_section_offset): Remove method.
1157 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1159 2010-01-25 Doug Kwan <dougkwan@google.com>
1161 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1162 Fix warning due to signed and unsigned comparison on a 32-bit host.
1164 2010-01-22 Doug Kwan <dougkwan@google.com>
1166 * arm.cc (Target_arm::do_relax): Record an output section for section
1167 offset adjustment it contains any stub table that has changed.
1168 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1169 offsets in an output section if necessary.
1170 * output.cc (Output_section::Output_section): Initialize
1171 section_offsets_need_adjustments_.
1172 (Output_section::add_input_section_for_script): Renamed to
1173 Output_section::add_simple_input_section.
1174 (Output_section::save_states): Add a comment.
1175 (Output_section::discard_states): New method defintion.
1176 (Output_section::adjust_section_offsets): Same.
1177 * output.h (Output_section::add_input_section_for_script): Renamed to
1178 Output_section::add_simple_input_section.
1179 (Output_section::discard_states): New method declaration.
1180 (Output_section::adjust_section_offsets): Same.
1181 (Output_section::section_offsets_need_adjustment,
1182 Output_section::set_section_offsets_need_adjustment): New method
1183 definitions.
1184 (Output_section::section_offsets_need_adjustment_): New data member.
1185 * script-sections.cc
1186 (Output_section_element_input::set_section_address): Adjust code for
1187 renaming of Output_section::add_input_section_for_script.
1188 (Orphan_output_section::set_section_address): Same.
1190 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1192 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1193 Fix_v4bx enum values .
1194 * gold/options.h (General_options): New option definitions.
1195 (General_options::fix_v4bx): New method.
1196 (General_options::Fix_v4bx): New enum.
1197 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1198 (General_options::parse_fix_v4bx_interworking): New method.
1200 2010-01-22 Doug Kwan <dougkwan@google.com>
1202 * arm.cc (Arm_exidx_fixup): New class.
1204 2010-01-21 Doug Kwan <dougkwan@google.com>
1206 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1207 classes.
1208 (Arm_exidx_section_offset_map): New type.
1210 2010-01-21 Doug Kwan <dougkwan@google.com>
1212 * arm.cc (Arm_exidx_input_section): New class.
1213 (Arm_relobj::exidx_input_section_by_link,
1214 Arm_relobj::exidx_input_section_by_shndx,
1215 Arm_relobj::make_exidx_input_section): New methods.
1216 (read_arm_attributes_section): Remove.
1217 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1218 information about them.
1219 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1220 to here.
1222 2010-01-20 Doug Kwan <dougkwan@google.com>
1224 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1225 Input_section_specifier to Section_id.
1226 (Target_arm::new_arm_input_section: Adjust code for change of key
1227 type.
1228 (Target_arm::find_arm_input_section): Ditto.
1229 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1230 (Section_id): Remove.
1231 (Garbage_collection::Section_id_hash): Remove.
1232 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1233 (Section_id): Remove.
1234 (Icf::Section_id_hash): Remove.
1235 * object.h (Section_id, Const_section_id, Section_id_hash,
1236 Const_section_id_hash): New type definitions.
1237 * output.cc (Output_section::add_relaxed_input_section): Change to
1238 use Const_section_id instead of Input_section_specifier as key type.
1239 (Output_section::add_merge_input_section): Ditto.
1240 (Output_section::build_relaxation_map): Change to use Section_id
1241 instead of Input_section_specifier as key type.
1242 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1243 Ditto.
1244 (Output_section::convert_input_sections_to_relaxed_sections): Change
1245 to use Const_section_id instead of Input_section_specifier as key type.
1246 (Output_section::find_merge_section): Ditto.
1247 (Output_section::find_relaxed_input_section): Ditto.
1248 * output.h (Input_section_specifier): Remove class.
1249 (Output_section::Output_section_data_by_input_section_map): Change
1250 key type to Const_section_id.
1251 (Output_section::Output_relaxed_input_section_by_input_section_map):
1252 Ditto.
1253 (Output_section::Relaxation_map): Change key type to Section_id.
1255 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1257 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1258 (class Arm_v4bx_stub): New class.
1259 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1260 (Stub_factory::make_arm_v4bx_stub): New method.
1261 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1262 (Stub_table::empty): Handle v4bx stubs.
1263 (Stub_table::add_arm_v4bx_stub): New method.
1264 (Stub_table::find_arm_v4bx_stub): New method.
1265 (Arm_relocate_functions::v4bx): New method.
1266 (Target_arm::fix_v4bx): New method.
1267 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1268 (Stub_table::relocate_stubs): Likewise.
1269 (Stub_table::do_write): Likewise.
1270 (Stub_table::update_data_size_and_addralign): Likewise.
1271 (Stub_table::finalize_stubs): Likewise.
1272 (Target_arm::Scan::local): Likewise.
1273 (Target_arm::Scan::global): Likewise.
1274 (Target_arm::do_finalize_sections): Likewise.
1275 (Target_arm::Relocate::relocate): Likewise.
1276 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1277 Likewise.
1278 (Target_arm::scan_reloc_for_stub): Likewise.
1279 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1281 2010-01-19 Ian Lance Taylor <iant@google.com>
1283 * output.cc (Output_section_headers::do_sized_write): Write large
1284 segment count to sh_info field.
1285 (Output_file_header::do_sized_write): For large segment count,
1286 write PN_XNUM to e_phnum field.
1288 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1290 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1291 (Arm_relocate_functions::thm_jump8): New function.
1292 (Arm_relocate_functions::thm_jump11): New function.
1293 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1294 R_ARM_THM_JUMP11.
1295 (Target_arm::Scan::global): Likewise.
1296 (Target_arm::Relocate::relocate): Likewise.
1297 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1298 Likewise.
1300 2010-01-14 Doug Kwan <dougkwan@google.com>
1302 * arm.cc (map, utility): Include headers.
1303 (Target_arm::apply_cortex_a8_workaround): New method.
1304 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1305 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1306 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1307 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1308 the --[no-]fix-cortex-a8 command line options.
1309 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1310 (Target_arm::relocate_stub): Use addend in instruction template.
1311 * options.h (DEFINE_bool): Set the user-set flag.
1312 (General_options): Add --[no-]-fix-cortex options.
1313 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1314 : Update fast look-up map after conversion.
1316 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1318 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1319 in the first pass of do_layout.
1321 2010-01-13 Doug Kwan <dougkwan@google.com>
1323 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1324 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1325 apparent compiler problem of not folding static constant integral
1326 data members of elfcpp::Elf_sizes<32>.
1328 2010-01-13 Doug Kwan <dougkwan@google.com>
1330 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1331 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1332 Arm_relobj::scan_section_for_cortex_a8_erratum,
1333 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1334 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1335 sections to scan for relocation stubs into a new method
1336 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1337 relocation and Cortex-A8 stub scanning.
1338 (Target_arm::do_relax): Force stubs to be after stubbed sections
1339 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1340 the beginning of a new relaxation pass. Update a comment.
1341 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1343 2010-01-12 Ian Lance Taylor <iant@google.com>
1345 * target-reloc.h (visibility_error): New inline function.
1346 (relocate_section): Call visibility_error.
1347 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1348 (MOSTLYCLEANFILES): Likewise.
1349 (protected_4_pic.o, protected_3.err): New targets.
1350 * testsuite/protected_4.cc: New file.
1352 2010-01-12 Doug Kwan <dougkwan@google.com>
1354 * arm.cc (Cortex_a8_reloc): New class.
1355 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1356 and cortex_a8_relocs_info_.
1357 (Target_arm::fix_cortex_a8): New method definition.
1358 (Target_arm::Cortex_a8_relocs_info): New type.
1359 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1360 New data member declarations.
1361 (Target_arm::scan_reloc_for_stub): Record information about
1362 relocations for THUMB branches that might be exempted from the
1363 Cortex-A8 workaround.
1364 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1365 at the beginning of a relaxation pass.
1367 2010-01-12 Doug Kwan <dougkwan@google.com>
1369 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1370 (Arm_relobj::Mapping_symbol_position,
1371 Arm_reloj::Mapping_symbol_position_less,
1372 Arm_relobj::Mapping_symbols_info): New types.
1373 (Target_arm::is_mapping_symbol_name): New method definition.
1374 (Arm_relobj::do_count_local_symbols): Save information about mapping
1375 symbols.
1377 2010-01-11 Doug Kwan <dougkwan@google.com>
1379 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1380 Arm_relocate_functions::thumb32_branch_upper,
1381 Arm_relocate_functions::thumb32_branch_lower,
1382 Arm_relocate_functions::thumb32_cond_branch_offset,
1383 Arm_relocate_functions::thumb32_cond_branch_upper,
1384 Arm_relocate_functions::thumb32_cond_branch_lower,
1385 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1386 branch offset encoding.
1387 (Arm_relocate_functions::thumb_branch_common): Use new branch
1388 offset encoding methods to avoid code duplication.
1389 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1390 (Stub_addend_reader::operator()): Use new branch encoding method
1391 to avoid code duplication.
1393 2010-01-11 Doug Kwan <dougkwan@google.com>
1395 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1396 (Target_arm::do_finalize_sections): Define special EXIDX section
1397 symbols only if referenced.
1398 * gc.h (Garbage_collection::add_reference): New method.
1399 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1400 code duplication.
1402 2010-01-11 Ian Lance Taylor <iant@google.com>
1404 * script.cc (Version_script_info::build_expression_list_lookup):
1405 Change complaing about duplicate wildcard match from error to
1406 warning.
1408 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1409 of 2009-12-30.
1410 (Version_script_info::Version_script_info): Initialize globs_,
1411 default_version_, default_is_global_, and exact_. Don't
1412 initialize globals_ or locals_.
1413 (Version_script_info::build_lookup_tables): Build local symbols
1414 first.
1415 (Version_script_info::unquote): New function.
1416 (Version_script_info::add_exact_match): New function.
1417 (Version_script_info::build_expression_list_lookup): Remove lookup
1418 parameter. Add is_global parameter. Change all callers. Handle
1419 wildcard pattern specially. Unquote pattern. Call
1420 add_exact_match.
1421 (Version_script_info::get_name_to_match): New function.
1422 (Version_script_info::get_symbol_version): New function.
1423 (Version_script_info::get_symbol_version_helper): Remove.
1424 (Version_script_info::check_unmatched_names): Call unquote.
1425 * script.h (class Version_script_info): Change get_symbol_version
1426 to be non-inline and add is_global parameter; change all callers.
1427 Rewrite symbol_is_local. Update declarations. Define struct
1428 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1429 Remove globals_ and locals_ members. Add exact_, globs_,
1430 default_version_, is_global_.
1431 (Version_script_info::Glob): Remove pattern, add expression and
1432 is_global. Update constructor. Change all callers.
1433 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1434 default version.
1435 (Versions::symbol_section_contents): If a symbol is undefined, or
1436 defined in a dynamic object, set the version index to
1437 VER_NDX_LOCAL.
1438 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1439 symbol_is_local.
1440 (Symbol_table::add_from_pluginobj): Likewise.
1441 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1443 2010-01-11 Doug Kwan <dougkwan@google.com>
1445 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1446 (incremental_dump_LDADD): Add linking option for libintl.
1447 * Makefile.in: Regenerate.
1449 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1451 PR gold/11144
1452 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1453 instead of -Ds.
1454 * testsuite/Makefile.in: Regenerated.
1456 2010-01-10 Doug Kwan <dougkwan@google.com>
1458 * options.h (DEFINE_var): Use parentheses around argument varname__
1459 in macro body to avoid any unintended subsequent substitutions.
1461 2010-01-10 Ian Lance Taylor <iant@google.com>
1463 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1464 candidates before doing symbol resolution.
1466 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1467 ODR candidates if only one is weak.
1469 2010-01-08 Ian Lance Taylor <iant@google.com>
1471 * script.cc (Version_script_info::build_expression_list_lookup):
1472 Don't warn about ambiguous version, just record the ambiguity.
1473 (Version_script_info::get_symbol_version_helper): Give error if
1474 version is ambiguous.
1476 2010-01-08 Doug Kwan <dougkwan@google.com>
1478 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1479 prev_data_size_ and prev_addralign_. Remove initializer for
1480 deleted data member has_been_changed_.
1481 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1482 to determine if the table is empty.
1483 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1484 Remove.
1485 (Stub_table::add_reloc_stub): Define method in class definition
1486 instead of just declaring it there.
1487 (Stub_table::add_cortex_a8_stub): New method definition.
1488 (Stub_table::update_data_size_and_addralign): Ditto.
1489 (Stub_table::finalize_stubs): Ditto.
1490 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1491 (Stub_table::do_addralign_): Return address alignment in the
1492 (Stub_table::do_reset_address_and_file_offset): Define method in
1493 class definition instead of declaring it there. Set current data
1494 size to be the data size of the previous pass.
1495 (Stub_table::set_final_data_size): Use current data size as the
1496 final data size.
1497 (Stub_table::relocate_stub): Change parameter type of stub from
1498 Reloc_stub pointer to Stub pointer.
1499 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1500 (Stub_table::Cortex_a8_stub_list): New typedef.
1501 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1502 Stub_table::prev_addralign_): New data member.
1503 (Arm_relobj::Arm_relobj): Initialize data member
1504 section_has_cortex_a8_workaround_.
1505 (Arm_relobj::section_has_cortex_a8_workaround,
1506 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1507 definitions.
1508 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1509 declarations.
1510 (Target_arm::relocate_stub): Change parameter type of stub from
1511 Reloc_stub pointer to Stub pointer.
1512 (Insn_template::size, Insn_template::alignment): Handle
1513 THUMB16_SPECIAL_TYPE.
1514 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1515 Stub_table::update_data_size_and_addralign,
1516 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1517 definitions.
1518 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1519 (Stub_table::do_write): Ditto.
1520 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1522 2010-01-08 Ian Lance Taylor <iant@google.com>
1524 PR 11108
1525 * symtab.h (class Symbol): Remove fields is_target_special_ and
1526 has_plt_offset_. Add field is_defined_in_discarded_section_.
1527 (Symbol::is_defined_in_discarded_section): New function.
1528 (Symbol::set_is_defined_in_discarded_section): New function.
1529 (Symbol::has_plt_offset): Rewrite.
1530 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1531 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1532 Don't initialize is_target_special_ or has_plt_offset_.
1533 Initialize is_defined_in_discarded_section_.
1534 (Symbol_table::add_from_relobj): If appropriate, set
1535 is_defined_in_discarded_section.
1536 * resolve.cc (Symbol::override_base_with_special): Don't test
1537 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1538 * target-reloc.h (relocate_section): Do special handling for
1539 symbols defined in discarded sections for global symbols as well
1540 as local symbols.
1542 2010-01-08 Ian Lance Taylor <iant@google.com>
1544 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1545 the SHT_SYMTAB case.
1547 2010-01-08 Ian Lance Taylor <iant@google.com>
1549 * object.cc (Sized_relobj::do_layout): Don't get confused if
1550 layout_eh_frame returns NULL.
1552 2010-01-08 Ian Lance Taylor <iant@google.com>
1554 PR 11084
1555 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1556 dynamic symbol table, use the normal symbol table.
1557 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1558 symbol table.
1560 2010-01-08 Ian Lance Taylor <iant@google.com>
1562 PR 11072
1563 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1564 sections.
1566 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1568 * version.cc (print_version): Change to "Copyright 2010".
1570 2010-01-08 Ian Lance Taylor <iant@google.com>
1572 PR 10287
1573 PR 11063
1574 * i386.cc (class Target_i386): Change return type of plt_section
1575 to be non-const.
1576 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1577 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1578 tls_desc_rel_ field.
1579 (Output_data_plt_i386::rel_tls_desc): New function.
1580 (Target_i386::rel_tls_desc_section): New function.
1581 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1582 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1583 R_386_TLS_DESC reloc in rel_tls_desc_section.
1584 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1585 Define struct Tlsdesc_info.
1586 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1587 (Target_x86_64::do_reloc_symbol_index): New function.
1588 (Target_x86_64::add_tlsdesc_info): New function.
1589 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1590 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1591 tlsdesc_rel_ field.
1592 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1593 all callers.
1594 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1595 (Target_x86_64::rela_tlsdesc_section): New function.
1596 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1597 handling.
1598 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1599 (Target_x86_64::do_reloc_addend): New function.
1600 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1601 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1602 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1603 (Output_reloc::type): New function.
1604 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1605 (Output_reloc::is_target_specific): New function.
1606 (Output_reloc::target_arg): New function.
1607 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1608 absolute relocs and target specific relocs.
1609 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1610 add_target_specific.
1611 (class Output_data_reloc) [SHT_RELA]: Likewise.
1612 * output.cc (Output_reloc::Output_reloc): Add four new versions
1613 for absolute relocs and target specific relocs.
1614 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1615 (Output_reloc::get_symbol_index): Likewise.
1616 (Output_reloc::local_section_offset): Check that local_sym_index_
1617 is not TARGET_CODE or 0.
1618 (Output_reloc::symbol_value): Likewise.
1619 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1620 reloc.
1621 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1622 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1623 functions.
1624 * layout.cc (add_target_dynamic_tags): Use output section for
1625 DT_PLTRELSZ and DT_JMPREL.
1627 2010-01-07 Ian Lance Taylor <iant@google.com>
1629 PR 11061
1630 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1631 function.
1632 (class Output_data_reloc_generic): Define.
1633 (class Output_data_reloc_base): Change base class to
1634 Output_data_reloc_generic. Change add() method to call
1635 bump_relative_reloc_count for a relative reloc. Remove
1636 sort_relocs_ field.
1637 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1638 to sort_relocs().
1639 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1640 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1641 appropriate.
1642 * layout.h (class Layout): Update declaration.
1644 2010-01-07 Ian Lance Taylor <iant@google.com>
1646 * output.h (class Output_data): Add const version of
1647 output_section and do_output_section.
1648 (class Output_section_data): Add const version of
1649 do_output_section.
1650 (class Output_section): Likewise.
1651 * layout.cc (Layout::add_target_dynamic_tags): New function.
1652 * layout.h (class Layout): Update declarations.
1653 * arm.cc (Target_arm::do_finalize_sections): Use
1654 add_target_dynamic_tags.
1655 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1656 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1657 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1658 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1660 2010-01-07 Ian Lance Taylor <iant@google.com>
1662 PR 11042
1663 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1664 object as needed.
1666 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1667 Ian Lance Taylor <iant@google.com>
1669 PR 11019
1670 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1671 Xindex::read_symtab_xindex.
1673 2010-01-07 Doug Kwan <dougkwan@google.com>
1675 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1676 (Insn_template::thumb16_bcond_insn): New method declaration.
1677 (Insn_template): Fix spelling.
1678 (Stub::thumb16_special): New method declaration.
1679 (Stub::do_write): Define virtual method which was previously pure
1680 virtual.
1681 (Stub::do_thumb16_special): New method declaration.
1682 (Stub::do_fixed_endian_write): New template member.
1683 (Reloc_stub::do_write): Remove.
1684 (Reloc_stub::do_fixed_endian_write): Remove.
1685 (Cortex_a8_stub): New class definition.
1686 (Stub_factory::make_cortex_a8_stub): New method definition.
1687 (Stub_factory::Stub_factory): Add missing static storage class
1688 qualifier for elf32_arm_stub_a8_veneer_blx.
1690 2010-01-07 Ian Lance Taylor <iant@google.com>
1692 PR 10980
1693 * options.h (class General_options): Add --warn-unresolved-symbols
1694 and --error-unresolved-symbols.
1695 * errors.cc (Errors::undefined_symbol): Implement
1696 --warn-unresolved-symbols.
1698 * options.h (class General_options): Add -z text and -z textoff.
1699 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1701 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1703 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1704 (Garbage_collection::cident_sections): New function.
1705 (Garbage_collection::add_cident_section): New function.
1706 (Garbage_collection::cident_sections_): New member.
1707 (gc_process_relocs): Add references to sections whose names are C
1708 identifiers.
1709 * gold.h (cident_section_start_prefix): New constant.
1710 (cident_section_stop_prefix): New constant.
1711 (is_cident): New function.
1712 * layout.cc (Layout::define_section_symbols): Replace string constants
1713 with the newly defined constants.
1714 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1715 C identifiers.
1716 * testsuite/Makefile.am: Add gc_orphan_section_test.
1717 * testsuite/Makefile.in: Regenerate.
1718 * testsuite/gc_orphan_section_test.cc: New file.
1719 * testsuite/gc_orphan_section_test.sh: New file.
1721 2010-01-06 Ian Lance Taylor <iant@google.com>
1723 PR 10980
1724 * options.h (class General_options): Add --warn-shared-textrel.
1725 * layout.cc (Layout::finish_dynamic_section): Implement
1726 --warn-shared-textrel.
1728 PR 10980
1729 * options.h (class General_options): Add --warn-multiple-gp.
1731 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1733 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1734 $(THREADSLIB) and $(LIBDL).
1735 * Makefile.in: Rebuild.
1737 2010-01-06 Ian Lance Taylor <iant@google.com>
1739 PR 10980
1740 * options.cc (General_options::parse_section_start): New function.
1741 (General_options::section_start): New function.
1742 (General_options::General_options): Initialize all members.
1743 * options.h: Include <map>
1744 (class General_options): Add --section-start. Add section_starts_
1745 member.
1746 * layout.cc (Layout::attach_allocated_section_to_segment): If
1747 --section-start was used, set the address of the segment. Remove
1748 local sort_sections.
1749 (Layout::relaxation_loop_body): If the address of the load segment
1750 has been set by --section-start, don't use it.
1751 * output.h (Output_segment::update_flags_for_output_section): New
1752 function.
1753 * output.cc (Output_segment::add_output_section): Call
1754 update_flags_for_output_section.
1756 2010-01-05 Ian Lance Taylor <iant@google.com>
1758 PR 10980
1759 * options.h (class General_options): Add --undefined-version.
1760 * script.cc (struct Version_expression): Add was_matched_by_symbol
1761 field.
1762 (Version_script_info::matched_symbol): New function.
1763 (Version_script_info::get_symbol_version_helper): Call
1764 matched_symbol.
1765 (Version_script_info::check_unmatched_names): New function.
1766 * script.h (class Version_script_info): Update declarations.
1767 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1769 * options.h (class General_options): Use DEFINE_bool_alias for
1770 allow_multiple_definition.
1771 * resolve.cc (Symbol_table::should_override): Don't test
1772 allow_multiple_definition.
1774 PR 10980
1775 * options.h (class General_options): Add --cref.
1776 * main.cc (main): Print cref table if --cref. Don't close mapfile
1777 until after printing cref table.
1778 * cref.cc: Include "symtab.h".
1779 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1780 (Cref_table_compare::operator()): New function.
1781 (Cref_inputs::gather_cref): New function.
1782 (filecol): New static const.
1783 (Cref_inputs::print_cref): New function.
1784 (Cref::print_cref): New function.
1785 * cref.h: Include <cstdio>.
1786 (class Cref): Update declarations.
1787 * mapfile.h (Mapfile::file): New function.
1788 * object.h (class Object): Define Symbols. Declare virtual
1789 do_get_global_symbols.
1790 (Object::get_global_symbols): New function.
1791 * object.cc (Input_objects::add_object): Pass object to cref_ if
1792 --cref.
1793 (Input_objects::archive_start): Likewise.
1794 (Input_objects::archive_stop): Likewise.
1795 (Input_objects::print_cref): New function.
1796 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1797 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1798 --cref.
1799 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1800 function.
1801 * plugin.h (class Sized_pluginobj): Update declarations.
1803 2010-01-05 Ian Lance Taylor <iant@google.com>
1805 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1806 to is_default_version. Rename insdef to insdefault.
1807 (Symbol_table::add_from_relobj): Rename def to is_default_version
1808 and local to is_forced_local.
1809 (Symbol_table::add_from_pluginobj): Likewise.
1810 (Symbol_table::add_from_dynobj): Likewise.
1811 (Symbol_table::define_special_symbol): Rename insdef to
1812 insdefault.
1814 2010-01-04 Ian Lance Taylor <iant@google.com>
1816 PR 10980
1817 * options.h (class General_options): Add
1818 --allow-multiple-definition and -z muldefs.
1819 * resolve.cc (Symbol_table::should_override): Don't warn about a
1820 multiple symbol definition if --allow-multiple-definition or -z
1821 muldefs.
1823 PR 10980
1824 * options.h (class General_options): Add --add-needed and
1825 --copy-dt-needed-entries. Tweak --as-needed help entry.
1826 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1827 error if --copy-dt-needed-entries aka --add-needed is used and
1828 would cause a change in behaviour.
1830 PR 10980
1831 * options.h (class General_options): Add -G as a short version of
1832 --shared. Add no-op options -assert, -g, and -i.
1834 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1836 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1837 check for .text or .gnu.linkonce.t sections.
1838 * icf.cc (Icf::find_identical_sections): Ditto.
1839 Change the detection for mangled function name within the section
1840 name.
1841 * icf.h (is_section_foldable_candidate): New function.
1843 2009-12-30 Ian Lance Taylor <iant@google.com>
1845 PR 10980
1846 * options.h (class General_options): Permit two dashes with
1847 --retain-symbols-file.
1849 2009-12-30 Ian Lance Taylor <iant@google.com>
1851 PR 10979
1852 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1853 don't put the file header and segment headers in the text
1854 segment.
1856 PR 10979
1857 * common.cc (Sort_commons::operator()): Stabilize sort when both
1858 entries are NULL.
1859 (Symbol_table::do_allocate_commons_list): When allocating common
1860 symbols, skip a symbol which is no longer common.
1861 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1862 an object before checking its type.
1863 * testsuite/common_test_2.c: New file.
1864 * testsuite/common_test_3.c: New file.
1865 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1866 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1867 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1868 (common_test_2_pic.o, common_test_2.so): New targets.
1869 (common_test_3_pic.o, common_test_3.so): New targets.
1870 * testsuite/Makefile.in: Rebuild.
1872 PR 10979
1873 * script.cc (read_input_script): If we see a new SECTIONS clause,
1874 and we have added an input section, give an error.
1875 * layout.h (class Layout): Add have_added_input_section function.
1876 Add have_added_input_section_ field.
1877 * layout.cc (Layout::Layout): Initialize
1878 have_added_input_section_.
1879 (Layout::layout): Set have_added_input_section_.
1880 (Layout::layout_eh_frame): Likewise.
1882 2009-12-30 Ian Lance Taylor <iant@google.com>
1884 PR 10931
1885 * options.h (class General_options): Add --sort-common option.
1886 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1887 * common.cc (Sort_common): Add sort_order parameter to
1888 constructor. Add sort_order_ field.
1889 (Sort_commons::operator): Check sort_order_.
1890 (Symbol_table::allocate_commons): Determine the sort order.
1891 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1892 Change all callers.
1893 (Symbol_table::do_allocate_commons_list): Likewise.
1895 2009-12-30 Ian Lance Taylor <iant@google.com>
1897 PR 10916
1898 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1899 symbols from this object, don't change the visibility of an
1900 undefined symbol.
1901 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1903 2009-12-30 Ian Lance Taylor <iant@google.com>
1905 PR 10861
1906 * script.h (class Version_script_info): Define Language enum.
1907 Update declarations. Define Glob, Exact, and Lookup types. Add
1908 new fields globals_, locals_, and is_finalized_.
1909 * script.cc: Various formatting fixes.
1910 (class Parser_closure): Change language_stack_ from a vector of
1911 std::string to one of Version_script_info::Language. Adjust all
1912 uses accordingly.
1913 (class Lazy_demangler): Remove.
1914 (struct Version_expression): Change language from std::string to
1915 Version_script_info::Language.
1916 (Version_script_info::Version_script_info): New function.
1917 (Version_script_info::~Version_script_info): Don't call clear.
1918 (Version_script_info::finalize): New function.
1919 (Version_script_info::build_lookup_tables): New function.
1920 (Version_script_info::build_expression_list_lookup): New
1921 function.
1922 (Version_script_info::get_symbol_version_helper): Rewrite to use
1923 lookup tables.
1924 (Version_script_info::print_expression_list): Adjust to use
1925 Version_script_info::Language.
1926 (script_push_lex_into_version_mode): Check that the version script
1927 has not been finalized.
1928 (version_script_push_lang): Change language string to
1929 Version_script_info::Language.
1930 * options.cc (Command_line::version_script): New function.
1931 * options.h (class General_options): Add finalize_dynamic_list
1932 function. Change version_script from declaration to definition.
1933 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1934 * testsuite/version_script.map: Remove duplicate def of foo.
1935 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1936 version_script.map.
1937 * testsuite/Makefile.in: Rebuild.
1939 2009-12-30 Ian Lance Taylor <iant@google.com>
1941 PR 10843
1942 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1943 if the input symbol index is 0, make the output symbol index 0.
1945 2009-12-30 Ian Lance Taylor <iant@google.com>
1947 PR 10670
1948 * options.h (class General_options): Add -x/--discard-all.
1949 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1950 --discard-all. If the local symbol needs a dynamic entry, check
1951 that before handling --discard-locals.
1953 2009-12-30 Ian Lance Taylor <iant@google.com>
1955 PR 10450
1956 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1957 flags to PF_R.
1958 (Output_segment::add_output_section): Don't change the flags if
1959 the type is PT_TLS.
1961 PR 10450
1962 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1963 GNU hash table if they need a dynamic value. Otherwise, don't add
1964 them if they are defined in a dynamic object or are forced local.
1966 2009-12-29 Ian Lance Taylor <iant@google.com>
1968 PR 10450
1969 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1970 .gnu.hash table for a 32-bit target.
1972 PR 10450
1973 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1974 regular and a dynamic object only needs a dynamic symbol table
1975 entry if it is externally visible.
1977 PR 10450
1978 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1979 constructor. Add global_offset_table_ field.
1980 (Target_i386::got_section): Set global_offset_table_.
1981 (Target_i386::do_finalize_sections): Set global_offset_table_
1982 size.
1983 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1984 in constructor. Add global_offset_table_ field.
1985 (Target_x86_64::got_section): Set global_offset_table_.
1986 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1987 size.
1989 * layout.cc (Layout::Layout): Initialize increase_relro_.
1990 (Layout::get_output_section): Add is_relro, is_last_relro, and
1991 is_first_non_relro parameters. Change all callers.
1992 (Layout::choose_output_section): Likewise.
1993 (Layout::add_output_section_data): Likewise.
1994 (Layout::make_output_section): Likewise.
1995 (Layout::set_segment_offsets): Clear increase_relro when using a
1996 linker script.
1997 * layout.h (class Layout): Add increase_relro method. Add
1998 increase_relro_ field. Update declarations.
1999 * output.cc (Output_section::Output_section): Initialize
2000 is_last_relro_ and is_first_non_relro_.
2001 (Output_segment::add_output_section): Group relro sections is
2002 do_sort is true. Handle is_last_relro and is_first_non_relro.
2003 (Output_segment::maximum_alignment): Remove relro handling.
2004 (Output_segment::set_section_addresses): Add increase_relro
2005 parameter. Change all callers. Add initial alignment to align
2006 relro sections on separate page. Remove old relro handling.
2007 (Output_segment::set_section_list_addresses): Remove in_relro
2008 parameter. Change all callers.
2009 (Output_segment::set_offset): Add increase parameter. Change all
2010 callers. Remove old relro handling.
2011 * output.h (class Output_section): Add new methods: is_last_relro,
2012 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2013 Add is_last_relro_ and is_first_non_relro_ fields.
2014 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2015 Create separate .got.plt section. Call increase_relro.
2016 * x86_64.cc (Target_x86_64::got_section): Likewise.
2017 * testsuite/relro_script_test.t: Add .got.plt.
2019 PR 10450
2020 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2021 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2022 (Layout::finalize): Call set_dynamic_symbol_size.
2023 (Layout::set_dynamic_symbol_size): New function.
2024 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2025 set_dynamic_symbol_size.
2027 PR 10450
2028 * output.h (class Output_section): Add is_entsize_zero_ field.
2029 * output.cc (Output_section::Output_section): Initialize
2030 is_entsize_zero_.
2031 (Output_section::set_entsize): If two different entsizes are
2032 requested, force it to zero.
2033 (Output_section::add_input_section): Set flags for .debug_str
2034 before updating section flags. Set entsize.
2035 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2036 and SHF_STRING if all input sections have those flags.
2038 2009-12-29 Rafael Espindola <espindola@google.com>
2040 * main.cc (main): Fix the sys time reporting.
2041 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2042 reporting.
2044 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2046 * options.cc (General_options::parse_version): Allow -v to exit
2047 without an error if there is nothing to link.
2049 2009-12-29 Ian Lance Taylor <iant@google.com>
2051 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2052 using a version of gcc before 4.1.
2053 * configure: Rebuild.
2055 2009-12-28 Chris Demetriou <cgd@google.com>
2057 * attributes.cc (Output_attributes_section_data::do_write): Use
2058 std::vector::front rather than std::vector::data.
2060 2009-12-28 Ian Lance Taylor <iant@google.com>
2062 * symtab.h (class Symbol_table): Add enum Defined.
2063 * resolve.cc (Symbol_table::should_override): Add defined
2064 parameter. Change all callers. Test whether object is NULL
2065 before calling a method on it.
2066 (Symbol_table::report_resolve_problem): Add defined parameter.
2067 Change all callers.
2068 (Symbol_table::should_override_with_special): Likewise.
2069 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2070 parameter. Change all callers.
2071 (Symbol_table::do_define_in_output_data): Likewise.
2072 (Symbol_table::define_in_output_segment): Likewise.
2073 (Symbol_table::do_define_in_output_segment): Likewise.
2074 (Symbol_table::define_as_constant): Likewise.
2075 (Symbol_table::do_define_as_constant): Likewise.
2076 * script.h (class Symbol_assignment): Add is_defsym parameter to
2077 constructor; change all callers.
2078 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2079 parameter. Change all callers. Add is_defsym_ field.
2080 (class Parser_closure): Add parsing_defsym parameter to
2081 constructor; change all callers. Add parsing_defsym accessor
2082 function. Add parsing_defsym_ field.
2084 2009-12-28 Ian Lance Taylor <iant@google.com>
2086 * gold.cc (queue_middle_tasks): Fix formatting.
2087 * object.cc (Relobj::is_section_name_included): Likewise.
2089 2009-12-23 Ian Lance Taylor <iant@google.com>
2091 * i386.cc (Target_i386::do_calls_non_split): Recognize
2092 -fsplit-stack prologue for a function with a static chain.
2093 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2094 -fsplit-stack prologue when using %r11.
2096 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2098 * options.cc (General_options::parse_version): Make -v continue and do
2099 the link like GNU ld does.
2101 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2103 * Makefile.am (CCFILES): Add timer.cc.
2104 (HFILES): Add timer.h.
2105 * configure.ac: Check for sysconf and times.
2106 * main.cc: include timer.h.
2107 (main): Use Timer instead of get_run_time.
2108 * timer.cc: New.
2109 * timer.h: New.
2110 * workqueue.cc: include timer.h.
2111 (Workqueue::find_and_run_task):
2112 Report user, sys and wall time.
2113 * Makefile.in: Regenerate.
2114 * config.in: Regenerate.
2115 * configure: Regenerate.
2117 2009-12-16 Doug Kwan <dougkwan@google.com>
2119 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2120 sections.
2121 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2122 relaxed input sections.
2123 * output.cc (Output_section::find_relaxed_input_section): Change
2124 return type to Output_relaxed_input_section pointer. Adjust code
2125 for new type of relaxed_input_section_map_.
2126 * output.h (Output_section::find_relaxed_input_section): Change
2127 return type to Output_relaxed_input_section pointer.
2128 (Output_section::Output_relaxed_input_section_by_input_section_map):
2129 New type.
2130 (Output_section::relaxed_input_section_map_): Change type to
2131 Output_section::Output_relaxed_input_section_by_input_section_map.
2132 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2133 input section.
2135 2009-12-15 Ian Lance Taylor <iant@google.com>
2137 * layout.cc (Layout::create_shstrtab): Only write out after input
2138 sections if we are compressing debug sections.
2140 2009-12-15 Ian Lance Taylor <iant@google.com>
2142 * archive.cc (Archive::add_symbols): Only look up a symbol without
2143 a version if there is, in fact, a version.
2145 2009-12-14 Ian Lance Taylor <iant@google.com>
2147 Revert -Wshadow changes, all changes from:
2148 2009-12-11 Doug Kwan <dougkwan@google.com>
2149 2009-12-11 Nick Clifton <nickc@redhat.com>
2150 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2152 2009-12-11 Doug Kwan <dougkwan@google.com>
2154 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2155 due to -Wshadow.
2156 * attributes.cc (Object_attribute::size): Ditto.
2157 (Attributes_section_data::size): Ditto.
2158 (Attributes_section_data::Attributes_section_data): Ditto.
2159 (Output_attributes_section_data::do_write): Ditto.
2160 * attributes.h (Object_attribute::set_type): Ditto.
2161 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2163 2009-12-11 Nick Clifton <nickc@redhat.com>
2165 * archive.cc: Fix shadowed variable warnings.
2166 * arm.cc: Likewise.
2167 * compressed_output.cc: Likewise.
2168 * compressed_output.h: Likewise.
2169 * configure: Likewise.
2170 * dwarf_reader.cc: Likewise.
2171 * dynobj.cc: Likewise.
2172 * dynobj.h: Likewise.
2173 * ehframe.cc: Likewise.
2174 * ehframe.h: Likewise.
2175 * errors.cc: Likewise.
2176 * expression.cc: Likewise.
2177 * fileread.cc: Likewise.
2178 * fileread.h: Likewise.
2179 * freebsd.h: Likewise.
2180 * i386.cc: Likewise.
2181 * icf.cc: Likewise.
2182 * incremental.h: Likewise.
2183 * layout.cc: Likewise.
2184 * layout.h: Likewise.
2185 * mapfile.cc: Likewise.
2186 * merge.cc: Likewise.
2187 * merge.h: Likewise.
2188 * object.cc: Likewise.
2189 * object.h: Likewise.
2190 * options.h: Likewise.
2191 * output.cc: Likewise.
2192 * output.h: Likewise.
2193 * parameters.cc: Likewise.
2194 * plugin.cc: Likewise.
2195 * powerpc.cc: Likewise.
2196 * reduced_debug_output.cc: Likewise.
2197 * reduced_debug_output.h: Likewise.
2198 * reloc.cc: Likewise.
2199 * reloc.h: Likewise.
2200 * resolve.cc: Likewise.
2201 * script-sections.cc: Likewise.
2202 * script.cc: Likewise.
2203 * script.h: Likewise.
2204 * sparc.cc: Likewise.
2205 * symtab.cc: Likewise.
2206 * symtab.h: Likewise.
2207 * target-select.cc: Likewise.
2208 * target-select.h: Likewise.
2209 * token.h: Likewise.
2210 * workqueue.cc: Likewise.
2211 * workqueue.h: Likewise.
2212 * x86_64.cc: Likewise.
2214 2009-12-10 Doug Kwan <dougkwan@google.com>
2216 * arm.cc (attributes.h): New include.
2217 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2218 (Arm_relobj::~Arm_relobj): Delete object pointed by
2219 attributes_section_data_.
2220 (Arm_relobj::attributes_section_data): New method definition.
2221 (Arm_relobj::attributes_section_data_): New data member declaration.
2222 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2223 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2224 attributes_section_data_.
2225 (Arm_dynobj::attributes_section_data): New method definition.
2226 (Arm_dynobj::attributes_section_data_): New data member declaration.
2227 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2228 initialization value of may_use_blx_ to false.
2229 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2230 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2231 object attributes to compute results instead of hard-coding.
2232 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2233 Target_arm::get_secondary_compatible_arch,
2234 Target_arm::set_secondary_compatible_arch
2235 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2236 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2237 New method declarations.
2238 (Target_arm::get_aeabi_object_attribute): New method definition.
2239 (Target_arm::attributes_section_data_): New data member declaration.
2240 (read_arm_attributes_section): New template definition.
2241 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2242 (Arm_dynobj::do_read_symbols): Ditto.
2243 (Target_arm::do_finalize_sections): Merge attributes sections from
2244 input. Check for BLX use after attributes section merging.
2245 Fix __exidx_start and __exidx_end visibility. Create an
2246 .ARM.attributes section if necessary.
2247 (Target_arm::get_secondary_compatible_arch,
2248 Target_arm::set_secondary_compatible_arch,
2249 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2250 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2251 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2252 New method definitions.
2254 2009-12-09 Ian Lance Taylor <iant@google.com>
2256 * plugin.cc (Plugin::load): Don't cast from void* to a function
2257 pointer.
2259 2009-12-09 Ian Lance Taylor <iant@google.com>
2261 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2262 information fields.
2264 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2266 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2267 Replace two_file_shared_1.so with two_file_shared_2.so.
2268 * testsuite/Makefile.in: Regenerated.
2270 2009-12-08 Doug Kwan <dougkwan@google.com>
2272 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2273 (HFILES): Add attributes.h and int_encoding.h.
2274 * Makefile.in: Regenerate.
2275 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2276 function definitions to int_encoding.cc
2277 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2278 prototypes to int_encoding.h
2279 * reduced_debug_output.cc (int_encoding.h): New include.
2280 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2281 function definitions to int_encoding.cc
2282 (insert_into_vector, read_from_pointer): Move template definitions to
2283 int_encoding.h
2284 * attributes.cc: New file.
2285 * attributes.h: New file.
2286 * int_encoding.cc: New file.
2287 * int_encoding.h: New file.
2289 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2291 PR gold/11055
2292 * incremental-dump.cc (dump_incremental_inputs): New.
2293 (main): Use dump_incremental_inputs.
2295 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2297 PR gold/10893
2298 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2299 checking elfcpp::STT_FUNC.
2300 (Target_i386::Relocate::relocate): Likewise.
2301 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2303 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2304 symbols from shared libraries into normal FUNC symbols.
2306 * symtab.h (Symbol): Add is_func and use it.
2308 2009-12-05 Doug Kwan <dougkwan@google.com>
2310 * arm.cc (Target_arm::arm_info): Initialize new fields
2311 attributes_section and attributes_vendor.
2312 * i386.cc (Target_i386::i386_info): Same.
2313 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2314 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2315 fields attributes_section and attributes_vendor.
2316 * sparc.cc (Target_sparc::sparc_info): Same.
2317 * target.h (Target::attributes_section, Target::attributes_vendor,
2318 Target::is_attributes_section, Target::attribute_arg_type,
2319 Target::attributes_order): New method definitions.
2320 (Target::Target_info::attributes_section,
2321 Target::Target_info::attributes_vendor): New fields.
2322 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2323 virtual method definitions.
2324 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2325 attributes_section and attributes_vendor.
2326 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2328 2009-12-05 Doug Kwan <dougkwan@google.com>
2330 * arm.cc: Update comments about interworking and stub generation.
2331 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2332 considered as non-PIC.
2333 (Arm_relocate_functions::base_abs): Fix formatting.
2334 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2335 of function to use GOT entry address instead of offset.
2336 (Target_arm::Scan::global): Issue an error if a symbol would need a
2337 PLT does not get one because it is untyped. Remove code to create
2338 dynamic symbols for relative branches.
2339 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2340 takes unsigned integer instead of boolean.
2342 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2344 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2345 (two_file_test_LDADD): Likewise.
2346 (common_test_1_LDADD): Likewise.
2347 (exception_test_LDADD) Likewise.
2348 (weak_test_LDADD): Likewise.
2349 (many_sections_test_LDADD): Likewise.
2350 (initpri1_LDADD): Likewise.
2351 (script_test_1_LDADD): Likewise.
2352 (script_test_2_LDADD): Likewise.
2353 (justsyms_LDADD): Likewise.
2354 (binary_test_LDADD): Likewise.
2355 (large_LDADD): Likewise.
2356 * testsuite/Makefile.in: Regenerated.
2358 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2360 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2361 (Symbol_table::override_with_special): Likewise.
2362 (Symbol_table::add_from_object): Likewise.
2364 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2366 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2367 Don't set the data_offset twice.
2369 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2371 * testsuite/Makefile.in: Regenerate.
2373 2009-12-03 Doug Kwan <dougkwan@google.com>
2375 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2376 (Target_arm::do_finalize_sections): Add parameter for symbol table
2377 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2378 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2379 parameter for symbol table pointer.
2380 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2381 an additional parameter for a pointer to symbol table.
2382 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2383 parameter for a symbol table pointer.
2384 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2385 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2386 Ditto.
2387 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2388 parameter for a symbol table pointer.
2390 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2392 * incremental.cc (Incremental_inputs_header)
2393 (Incremental_inputs_header_write, Incremental_inputs_entry)
2394 (Incremental_inputs_entry_write): Move ...
2395 * incremental.h (Incremental_inputs_header)
2396 (Incremental_inputs_header_write, Incremental_inputs_entry)
2397 (Incremental_inputs_entry_write): here.
2399 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2401 * incremental.cc (make_sized_incremental_binary): Set the target.
2402 Error if it is incompatible.
2403 * output.h (Output_file): Add filename method.
2405 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2407 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2408 from the get_* methods.
2410 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2412 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2413 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2414 Write 0 for the data_offset of scripts.
2416 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2418 * testsuite/Makefile.am: Add the incremental_test.sh test.
2419 * testsuite/incremental_test.sh: New.
2420 * testsuite/incremental_test_1.c: New.
2421 * testsuite/incremental_test_2.c: New.
2423 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2425 * incremental-dump.cc (main): Fix typos.
2427 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2429 PR gold/11025
2430 * incremental-dump.cc (main): Use llu to print 64 bit values.
2432 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2433 H.J. Lu <hongjiu.lu@intel.com>
2435 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2436 $(LIBDL).
2437 (incremental_dump_LDADD): Likewise.
2438 * Makefile.in: Regenerated.
2440 2009-11-25 Doug Kwan <dougkwan@google.com>
2442 Revert:
2444 2009-11-25 Doug Kwan <dougkwan@google.com>
2446 * arm.cc (Target_arm::Target_arm): Move method definition
2447 outside of class definition. Add code to handle
2448 --target1-rel, --target1-abs and --target2= options.
2449 (Target_arm::get_reloc_reloc_type): Change method to be
2450 non-static and const.
2451 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2452 New data member declaration.
2453 (Target_arm::Scan::local, Target_arm::Scan::global,
2454 Target_arm::Relocate::relocate,
2455 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2456 Adjust call to Target_arm::get_real_reloc_type.
2457 (Target_arm::get_real_reloc_type): Use command line options
2458 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2459 * options.h (--target1-rel, --target1-abs, --target2): New
2460 ARM-only options.
2462 2009-11-25 Doug Kwan <dougkwan@google.com>
2464 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2465 class definition. Add code to handle --target1-rel, --target1-abs
2466 and --target2= options.
2467 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2468 and const.
2469 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2470 member declaration.
2471 (Target_arm::Scan::local, Target_arm::Scan::global,
2472 Target_arm::Relocate::relocate,
2473 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2474 call to Target_arm::get_real_reloc_type.
2475 (Target_arm::get_real_reloc_type): Use command line options to
2476 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2477 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2478 options.
2480 2009-11-25 Doug Kwan <dougkwan@google.com>
2482 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2483 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2484 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2485 formatting.
2486 (Arm_relocate_functions::thm_call): Replace body with a call to
2487 Arm_relocate_functions::thumb_branch_common.
2488 (Arm_relocate_functions::thm_jump24,
2489 Arm_relocate_functions::thm_xpc22): New method definitions.
2490 (Arm_relocate_functions::thumb_branch_common): New method definition.
2491 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2492 operator.
2493 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2494 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2496 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2498 * Makefile.am: Build incremental-dump
2499 * Makefile.in: Regenerate.
2500 * incremental-dump.cc: New.
2501 * incremental.cc (Incremental_inputs_header_data,
2502 Incremental_inputs_entry_data): Move to incremental.h
2503 * incremental.h: (Incremental_inputs_header_data,
2504 Incremental_inputs_entry_data): Move from incremental.cc
2506 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2508 * incremental.cc (Incremental_inputs_header,
2509 Incremental_inputs_header_write, Incremental_inputs_entry,
2510 Incremental_inputs_entry_write): Add a typedef with the data type.
2512 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2514 * incremental.cc (Incremental_inputs_header,
2515 Incremental_inputs_header_write, Incremental_inputs_entry,
2516 Incremental_inputs_entry_write): Update comment about which
2517 type has the filed descriptions.
2519 2009-11-15 Doug Kwan <dougkwan@google.com>
2521 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2522 (Arm_relocate_functions::arm_branch_common): Change method defintion
2523 in class definition to a method declaration and update list of formal
2524 parameters.
2525 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2526 Arm_relocation_functions::jump24): Adjust call to
2527 Arm_relocate_functions::arm_branch_common. Update list of formal
2528 parameters.
2529 (Arm_relocate_functions::xpc25): New method definition.
2530 (Arm_relocate_functions::arm_branch_common): Move method defintion
2531 out from class definition. Use stubs for mode-switching and extending
2532 branch ranges.
2533 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2534 specially. Change code to enable use of stubs in ARM branches.
2536 2009-11-10 Doug Kwan <dougkwan@google.com>
2538 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2539 in method declaration.
2540 (Target_arm::relocate_stub): New method declaration.
2541 (Target_arm::default_target): Change to return a pointer instead of
2542 a const reference.
2543 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2544 Target_arm::default_target.
2545 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2546 method definition.
2547 (Target_arm::relocate_section): Adjust view.
2548 (Target_arm::relocate_stub): New method definition.
2550 2009-11-10 Doug Kwan <dougkwan@google.com>
2552 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2553 a format warning.
2554 * incremental.cc (open_incremental_binary): Initialized local
2555 variables to avoid warnings.
2556 * object.cc (make_elf_object): Ditto.
2557 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2558 a format warning.
2560 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2562 PR gold/10930
2563 * testsuite/plugin_test.c: Include "config.h".
2565 2009-11-09 Doug Kwan <dougkwan@google.com>
2567 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2568 (arm_symbol_value): Remove.
2569 (Arm_relocate_functions::arm_branch_common,
2570 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2571 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2572 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2573 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2574 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2575 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2576 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2577 Arm_relocate_functions::thm_mobw_abs_nc,
2578 Arm_relocate_functions::thm_mov_abs,
2579 Arm_relocate_functions::movw_prel_nc,
2580 Arm_relocate_functions::thm_movt_abs,
2581 Arm_relocate_functions::movt_prel,
2582 Arm_relocate_functions::thm_movw_prel_nc,
2583 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2584 (Target_arm::Relocate::relocate): Only decompose address into two
2585 parts if relocation type uses the thumb-bit and pass the actual
2586 bit instead of a flag indicating that the thumb-bit is used. Adjust
2587 calls to methods in Arm_relocate_functions for this change.
2589 2009-11-08 Ian Lance Taylor <iant@google.com>
2591 PR 10925
2592 * reloc.cc: Instantiate
2593 Sized_relobj::initialize_input_to_output_maps and
2594 Sized_relobj:free_input_to_output_maps.
2596 2009-11-06 Ian Lance Taylor <iant@google.com>
2598 PR 10876
2599 * defstd.cc (in_segment): Set only_if_ref true for "end".
2601 2009-11-06 Doug Kwan <dougkwan@google.com>
2603 * arm.cc (class Reloc_stub): Correct a comment.
2604 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2605 (Target_arm::scan_section_for_stubs): New method declaration.
2606 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2607 Change methods from private to protected.
2608 (Target_arm::do_may_relax): New method definition.
2609 (Target_arm::do_relax, Target_arm::group_sections,
2610 Target_arm::scan_reloc_for_stub,
2611 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2612 (Target_arm::arm_input_section_map_): New data member declaration.
2613 (Target_arm::scan_reloc_for_stub,
2614 Target_arm::scan_reloc_section_for_stubs,
2615 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2616 Target_arm::do_relax): New method definitions.
2618 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2620 * configure.ac: Check for (struct stat)::st_mtim
2621 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2622 * config.in: Regenerate.
2623 * configure: Regenerate.
2625 2009-11-05 Ian Lance Taylor <iant@google.com>
2627 PR 10910
2628 * output.cc (Output_segment::add_output_section): Add missing
2629 return statement.
2631 2009-11-04 Ian Lance Taylor <iant@google.com>
2633 PR 10880
2634 * object.h (class Object): Add is_needed and set_is_needed
2635 methods. Add is_needed_ field. Make bool fields into bitfields.
2636 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2637 defined in a dynamic object and referenced by a regular object,
2638 set is_needed for the dynamic object.
2639 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2640 if the file is marked with as_needed and it is not needed.
2642 2009-11-04 Ian Lance Taylor <iant@google.com>
2644 PR 10887
2645 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2646 tags if data is discarded by linker script.
2647 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2648 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2649 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2650 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2652 2009-11-04 Ian Lance Taylor <iant@google.com>
2654 * layout.cc (Layout::get_output_section): Add is_interp and
2655 is_dynamic_linker_section parameters. Change all callers.
2656 (Layout::choose_output_section): Likewise.
2657 (Layout::make_output_section): Likewise.
2658 (Layout::add_output_section_data): Add is_dynamic_linker_section
2659 parameter. Change all callers.
2660 * layout.h (class Layout): Update declarations.
2661 * output.h (class Output_section): Add is_interp, set_is_interp,
2662 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2663 Add is_interp_, is_dynamic_linker_section_ fields. Change
2664 generate_code_fills_at_write_ to a bitfield.
2665 * output.cc (Output_section::Output_sections): Initialize new
2666 fields.
2667 (Output_segment::add_output_section): Add do_sort parameter.
2668 Change all callers.
2670 2009-11-03 Ian Lance Taylor <iant@google.com>
2672 PR 10860
2673 * options.h (class General_options): Add --warn-common.
2674 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2675 merging two common symbols.
2676 (Symbol_table::should_override): Handle --warn-common when merging
2677 a common symbol with a defined symbol. Use report_resolve_problem
2678 for multiple definitions.
2679 (Symbol_table::report_resolve_problem): New function.
2680 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2682 2009-11-03 Doug Kwan <dougkwan@google.com>
2684 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2685 stub_factory_.
2686 (Target_arm::stub_factory): New method definition.
2687 (Target_arm::new_arm_input_section,
2688 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2689 Target_arm::reloc_uses_thumb_bit): New method declarations.
2690 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2691 New type definitions.
2692 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2693 member declarations.
2694 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2695 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2696 New method definitions.
2698 2009-11-03 Ian Lance Taylor <iant@google.com>
2700 * options.h (class General_options): Add --warn_constructors.
2702 2009-11-03 Ian Lance Taylor <iant@google.com>
2704 PR 10893
2705 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2706 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2708 2009-11-03 Ian Lance Taylor <iant@google.com>
2710 PR 10895
2711 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2712 --msgid-bugs-address.
2713 (install-pdf): New target.
2714 (install-data_yes): Look up one directory to find mkinstalldirs.
2716 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2718 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2719 tree.
2721 2009-10-30 Doug Kwan <dougkwan@google.com>
2723 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2725 2009-10-30 Doug Kwan <dougkwan@google.com>
2727 * arm.cc (Stub_addend_reader): New struct template definition
2728 and partial specializations.
2729 (Stub_addend_reader::operator()): New method definition for a
2730 partially specialized template.
2732 2009-10-30 Doug Kwan <dougkwan@google.com>
2734 * arm.cc (Arm_relobj::processor_specific_flags): New method
2735 definition.
2736 (Arm_relobj::do_read_symbols): New method declaration.
2737 (Arm_relobj::processor_specific_flags_): New data member declaration.
2738 (Arm_dynobj): New class definition.
2739 (Target_arm::do_finalize_sections): Add input_objects parameter.
2740 (Target_arm::do_adjust_elf_header): New method declaration.
2741 (Target_arm::are_eabi_versions_compatible,
2742 (Target_arm::merge_processor_specific_flags): New method declaration.
2743 (Target_arm::do_make_elf_object): New overloaded method definitions
2744 and declaration.
2745 (Arm_relobj::do_read_symbols): New method definition.
2746 (Arm_dynobj::do_read_symbols): Ditto.
2747 (Target_arm::do_finalize_sections): Add input_objects parameters.
2748 Merge processor-specific flags from all input objects.
2749 (Target_arm::are_eabi_versions_compatible,
2750 Target_arm::merge_processor_specific_flags,
2751 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2752 New method definitions.
2753 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2754 Input_objects pointer type parameter.
2755 * layout.cc (Layout::finalize): Pass input objects to target's.
2756 finalize_sections function.
2757 * output.cc (Output_file_header::do_sized_write): Set ELF file
2758 header's processor-specific flags.
2759 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2760 Input_objects pointer type parameter.
2761 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2762 * target.h (Input_objects): New forward class declaration.
2763 (Target::processor_specific_flags,
2764 Target::are_processor_specific_flags_sect): New method definitions.
2765 (Target::finalize_sections): Add input_objects parameter.
2766 (Target::Target): Initialize processor_specific_flags_ and
2767 are_processor_specific_flags_set_.
2768 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2769 parameter.
2770 (Target::set_processor_specific_flags): New method definition.
2771 (Target::processor_specific_flags_,
2772 Target::are_processor_specific_flags_set_): New data member
2773 declarations.
2774 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2775 Input_objects pointer type parameter.
2777 2009-10-30 Doug Kwan <dougkwan@google.com>
2779 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2781 2009-10-28 Ian Lance Taylor <iant@google.com>
2783 * object.h (class Relobj): Drop options parameter from
2784 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2785 do_scan_relocs, do_relocate. Change all callers.
2786 (class Sized_relobj): Drop options parameters from
2787 do_gc_process_relocs, do_scan_relocs, do_relocate,
2788 do_relocate_sections, relocate_sections, emit_relocs_scan,
2789 emit_relocs_scan_reltype. Change all callers.
2790 (struct Relocate_info): Remove options field and all references to
2791 it.
2792 * reloc.h (class Read_relocs): Remove options constructor
2793 parameter and options_ field. Change all callers.
2794 (class Gc_process_relocs, class Scan_relocs): Likewise.
2795 (class Relocate_task): Likewise.
2796 * target-reloc.h (scan_relocs): Remove options parameter. Change
2797 all callers.
2798 (scan_relocatable_relocs): Likewise.
2799 * target.h (class Sized_target): Remove options parameter from
2800 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2801 all callers.
2802 * gc.h (gc_process_relocs): Remove options parameter. Change all
2803 callers.
2804 * arm.cc: Update functions to remove options parameters.
2805 * i386.cc: Likewise.
2806 * powerpc.cc: Likewise.
2807 * sparc.cc: Likewise.
2808 * x86_64.cc: Likewise.
2809 * testsuite/testfile.cc: Likewise.
2811 2009-10-28 Doug Kwan <dougkwan@google.com>
2813 * arm.cc (Arm_relobj): New class definition.
2814 (Arm_relobj::scan_sections_for_stubs,
2815 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2816 New method definitions.
2818 2009-10-28 Cary Coutant <ccoutant@google.com>
2820 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2821 (Plugin::cleanup_done_): New member.
2822 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2823 (Plugin_manager::cleanup_done_): Remove.
2824 (Plugin_manager::add_input_file): Edit error message.
2825 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2826 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2828 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2830 * fileread.cc: (File_read::View::~View): Use the new
2831 data_ownership_ filed.
2832 (File_read::~File_read): Dispose the new whole_file_view_.
2833 (File_read::open): Mmap the whole file if needed.
2834 (File_read::open): Use whole_file_view_ instead of contents_.
2835 (File_read::find_view): Use whole_file_view_ if applicable.
2836 (File_read::do_read): Use whole_file_view_ instead of contents_.
2837 (File_read::make_view): Use whole_file_view_ instead of contents_,
2838 update File_read::View::View call.
2839 (File_read::find_or_make_view): Update File_read::View::View
2840 call.
2841 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2842 remove contents_
2843 (File_read::View::Data_ownership): New enum.
2844 (File_read::View::View): Replace bool mapped_ with Data_ownership
2845 argument.
2846 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2847 (File_read::View::data_ownership_): New field.
2848 (File_read::contents_): Remove (replaced by whole_file_view_).
2849 (File_read::whole_file_view_): New field.
2850 * options.h (class General_options): Add --keep-files-mapped.
2852 2009-10-27 Cary Coutant <ccoutant@google.com>
2854 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2855 * testsuite/Makefile.am (plugin_test_5): New test case.
2856 * testsuite/Makefile.in: Regenerate.
2858 2009-10-25 Doug Kwan <dougkwan@google.com>
2860 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2861 from private to protected to allow access by child class.
2862 (Sized_relobj::do_relocate_sections): New method declaration.
2863 (Sized_relobj::relocate_sections): Virtualize.
2864 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2865 Sized_relobj::relocate_sections. Instantiate template explicitly
2866 for different target sizes and endianity.
2868 2009-10-24 Doug Kwan <dougkwan@google.com>
2870 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2871 (Arm_input_section::as_arm_input_section): New method.
2872 (Arm_output_section): New class definition.
2873 (Arm_output_section::create_stub_group,
2874 Arm_output_section::group_sections): New method definitions.
2876 2009-10-22 Doug Kwan <dougkwan@google.com>
2878 * arm.cc (Arm_input_section): New class definition.
2879 (Arm_input_section::init, Arm_input_section:do_write,
2880 Arm_input_section::set_final_data_size,
2881 Arm_input_section::do_reset_address_and_file_offset): New method
2882 definitions.
2884 2009-10-21 Doug Kwan <dougkwan@google.com>
2886 * arm.cc (Stub_table, Arm_input_section): New forward class
2887 declarations.
2888 (Stub_table): New class defintion.
2889 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2890 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2891 New method definition.
2893 2009-10-21 Doug Kwan <dougkwan@google.com>
2895 * arm.cc: Update copyright comments.
2896 (Target_arm): New forward class template declaration.
2897 (Arm_address): New type.
2898 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2899 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2900 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2901 constants.
2902 (Insn_template): Same.
2903 (DEF_STUBS): New macro.
2904 (Stub_type): New enum type.
2905 (Stub_template): New class definition.
2906 (Stub): Same.
2907 (Reloc_stub): Same.
2908 (Stub_factory): Same.
2909 (Target_arm::Target_arm): Initialize may_use_blx_ and
2910 should_force_pic_veneer_.
2911 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2912 Target_arm::should_force_pic_veneer,
2913 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2914 Target_arm::using_thumb_only, Target_arm:;default_target): New
2915 method defintions.
2916 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2917 New data member declarations.
2918 (Insn_template::size, Insn_template::alignment): New method defintions.
2919 (Stub_template::Stub_template): New method definition.
2920 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2921 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2922 (Stub_factory::Stub_factory): New method definition.
2923 * gold.h (string_hash): New template.
2924 * output.h (Input_section_specifier::hash_value): Use
2925 gold::string_hash.
2926 (Input_section_specifier::string_hash): Remove.
2927 * stringpool.cc (Stringpool_template::string_hash): Use
2928 gold::string_hash.
2930 2009-10-20 Doug Kwan <dougkwan@google.com>
2932 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2933 symbols of relaxed input sections.
2934 * output.h (Output_section::find_relaxed_input_section): Make
2935 method public.
2937 2009-10-16 Doug Kwan <dougkwan@google.com>
2939 * dynobj.cc (Versions::Versions): Initialize version_script_.
2940 Only insert base version symbol definition for a shared object
2941 if version script defines any version versions.
2942 (Versions::define_base_version): New method definition.
2943 (Versions::add_def): Check that base version is not needed.
2944 (Versions::add_need): Define base version lazily.
2945 * dynobj.h (Versions::define_base_version): New method declaration.
2946 (Versions::needs_base_version_): New data member declaration.
2947 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2948 (check_DATA): Add no_version_test.stdout.
2949 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2950 New make rules.
2951 * testsuite/Makefile.in: Regenerate.
2952 * testsuite/no_version_test.c: New file.
2953 * testsuite/no_version_test.sh: Ditto.
2955 2009-10-16 Doug Kwan <dougkwan@google.com>
2957 * expression.cc (class Segment_start_expression): New class definition.
2958 (Segment_start_expression::value): New method definition.
2959 (script_exp_function_segment_start): Return a new
2960 Segment_start_expression.
2961 * gold/script-c.h (script_saw_segment_start_expression): New function
2962 prototype.
2963 * script-sections.cc (Script_sections::Script_sections): Initialize
2964 SAW_SEGMENT_START_EXPRESSION_ to false.
2965 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2966 and -Tbbs options to specify section addresses if given in
2967 command line and no SEGMENT_START expression is seen in a script.
2968 * script-sections.h (Script_sections::saw_segment_start_expression,
2969 Script_sections::set_saw_segment_start_expression): New method
2970 definition.
2971 (Script_sections::saw_segment_start_expression_): New data member
2972 declaration.
2973 * script.cc (script_saw_segment_start_expression): New function.
2974 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2975 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2976 script_test_7.sh and script_test_8.sh.
2977 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2978 script_test_8.stdout.
2979 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2980 (script_test_6, script_test_6.stdout, script_test_7,
2981 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2982 * Makefile.in: Regenerate.
2983 * testsuite/script_test_6.sh: New file.
2984 * testsuite/script_test_6.t: Same.
2985 * testsuite/script_test_7.sh: Same.
2986 * testsuite/script_test_7.t: Same.
2987 * testsuite/script_test_8.sh: Same.
2989 2009-10-16 Doug Kwan <dougkwan@google.com>
2991 * output.cc (Output_segment::set_section_list_address): Cast
2992 expressions to unsigned long long type to avoid format warnings.
2994 2009-10-15 Ian Lance Taylor <iant@google.com>
2996 * script.cc (Script_options::add_symbol_assignment): Always add a
2997 dot assignment to script_sections_.
2998 * script-sections.cc (Script_sections::add_dot_assignment):
2999 Initialize if necessary.
3001 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3002 program headers with no load segment if there is a linker script.
3004 * layout.cc (Layout::set_segment_offsets): Align the file offset
3005 to the segment aligment for -N or -n with no load segment.
3006 * output.cc (Output_segment::add_output_section): Don't crash if
3007 the first section is a TLS section.
3008 (Output_segment::set_section_list_addresses): Print an error
3009 message if the address moves backward in a linker script.
3010 * script-sections.cc
3011 (Output_section_element_input::set_section_addresses): Don't
3012 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3013 (Orphan_output_section::set_section_addresses): Likewise.
3015 2009-10-15 Doug Kwan <dougkwan@google.com>
3017 * layout.cc (Layout::finish_dynamic_section): Generate tags
3018 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3019 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3020 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3022 2009-10-14 Ian Lance Taylor <iant@google.com>
3024 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3025 fields.
3026 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3027 data_shdr fields of relinfo.
3028 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3029 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3030 R_386_TLS_LDO_32, adjust based on section flags.
3031 (Target_i386::Relocate::fix_up_ldo): Remove.
3033 2009-10-13 Ian Lance Taylor <iant@google.com>
3035 Add support for -pie.
3036 * options.h (class General_options): Add -pie and
3037 --pic-executable.
3038 (General_options::output_is_position_independent): Test -pie.
3039 (General_options::output_is_executable): Return true if not shared
3040 and not relocatable.
3041 (General_options::output_is_pie): Remove.
3042 * options.cc (General_options::finalize): Reject incompatible uses
3043 of -pie.
3044 * gold.cc (queue_middle_tasks): A -pie link is not static.
3045 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3046 * symtab.cc (Symbol::final_value_is_known): Return false if
3047 output_is_position_independent.
3048 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3049 output_is_position_independent.
3050 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3051 output_is_position_independent.
3052 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3053 output_is_position_independent.
3054 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3055 two_file_pie_test.
3056 (basic_pie_test.o, basic_pie_test): New targets.
3057 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3058 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3059 (two_file_pie_test): New target.
3060 * testsuite/Makefile.in: Rebuild.
3061 * README: Remove note saying that -pie is not supported.
3063 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3065 * options.h (class General_options): Add -init and -fini.
3066 * layout.cc (Layout::finish_dynamic_section): Emit
3067 given init and fini functions.
3069 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3071 * gc.h (gc_process_relocs): Check if icf is enabled using new
3072 function.
3073 * gold.cc (queue_initial_tasks): Likewise.
3074 (queue_middle_tasks): Likewise.
3075 * object.cc (do_layout): Likewise.
3076 * symtab.cc (is_section_folded): Likewise.
3077 * main.cc (main): Likewise.
3078 * reloc.cc (Read_relocs::run): Likewise.
3079 (Sized_relobj::do_scan_relocs): Likewise.
3080 * icf.cc (is_function_ctor_or_dtor): New function.
3081 (Icf::find_identical_sections): Check if function is ctor or dtor when
3082 safe icf is chosen.
3083 * options.h (General_options::icf): Change option to be an enum.
3084 (Icf_status): New enum.
3085 (icf_enabled): New method.
3086 (icf_safe_folding): New method.
3087 (set_icf_status): New method.
3088 (icf_status_): New variable.
3089 * (options.cc) (General_options::finalize): Set icf_status_.
3090 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3091 icf_test and icf_keep_unique_test to use the --icf enum flag.
3092 * testsuite/icf_safe_test.sh: New file.
3093 * testsuite/icf_safe_test.cc: New file.
3095 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3097 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3098 includes to gc.h and icf.h.
3099 * arm.cc: Include gc.h.
3100 * gold.cc: Likewise.
3101 * i386.cc: Likewise.
3102 * powerpc.cc: Likewise.
3103 * sparc.cc: Likewise.
3104 * x86_64.cc: Likewise.
3105 * gc.h: Include icf.h.
3107 2009-10-11 Ian Lance Taylor <iant@google.com>
3109 * plugin.cc: Include "gold.h" before other header files.
3111 2009-10-10 Chris Demetriou <cgd@google.com>
3113 * options.h (Input_file_argument::Input_file_type): New enum.
3114 (Input_file_argument::is_lib_): Replace with...
3115 (Input_file_argument::type_): New member.
3116 (Input_file_argument::Input_file_argument): Take Input_file_type
3117 'type' rather than boolean 'is_lib' as second argument.
3118 (Input_file_argument::is_lib): Use type_.
3119 (Input_file_argument::is_searched_file): New function.
3120 (Input_file_argument::may_need_search): Handle is_searched_file.
3121 * options.cc (General_options::parse_library): Support -l:filename.
3122 (General_options::parse_just_symbols): Update for Input_file_argument
3123 changes.
3124 (Command_line::process): Likewise.
3125 * archive.cc (Archive::get_file_and_offset): Likewise.
3126 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3127 * script.cc (read_script_file, script_add_file): Likewise.
3128 * fileread.cc (Input_file::Input_file): Likewise.
3129 (Input_file::will_search_for): Handle is_searched_file.
3130 (Input_file::open): Likewise.
3131 * readsyms.cc (Read_symbols::get_name): Likewise.
3132 * testsuite/Makefile.am (searched_file_test): New test.
3133 * testsuite/Makefile.in: Regenerate.
3134 * testsuite/searched_file_test.cc: New file.
3135 * testsuite/searched_file_test_lib.cc: New file.
3137 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3138 Ian Lance Taylor <iant@google.com>
3140 * descriptor.cc: Include <cstdio> and "binary-io.h".
3141 (Descriptors::open): Open the files in binary mode always.
3142 * script.cc (Lex::get_token): Treat \r as whitespace.
3144 2009-10-09 Ian Lance Taylor <iant@google.com>
3146 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3148 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3149 Ian Lance Taylor <iant@google.com>
3151 * configure.ac: Check for readv function also.
3152 * fileread.cc (readv): Define if not HAVE_READV.
3153 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3154 does not exist.
3155 * config.in: Regenerate.
3156 * configure: Regenerate.
3158 2009-10-09 Doug Kwan <dougkwan@google.com>
3160 * layout.cc (Layout::make_output_section): Call target hook to make
3161 ordinary output section.
3162 (Layout::finalize): Adjust parameter list of call the
3163 Target::may_relax().
3164 * layout.h (class Layout::section_list): New method.
3165 * merge.h (Output_merge_base::entsize): Change visibility to public.
3166 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3167 New methods.
3168 (Output_merge_string::do_is_string): New method.
3169 * object.cc (Sized_relobj::do_setup): renamed from
3170 Sized_relobj::set_up.
3171 * object.h (Sized_relobj::adjust_shndx,
3172 Sized_relobj::initializ_input_to_output_maps,
3173 Sized_relobj::free_input_to_output_maps): Change visibilities to
3174 protected.
3175 (Sized_relobj::setup): Virtualize.
3176 (Sized_relobj::do_setup): New method declaration.
3177 (Sized_relobj::invalidate_section_offset,
3178 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3179 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3180 * options.cc (parse_int): New function.
3181 * options.h (parse_int): New declaration.
3182 (DEFINE_int): New macro.
3183 (stub_group_size): New option.
3184 * output.cc (Output_section::Output_section): Initialize memebers
3185 merge_section_map_, merge_section_by_properties_map_,
3186 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3187 (Output_section::add_input_section): Handled deferred code-fill
3188 generation and remove an old comment.
3189 (Output_section::add_relaxed_input_section): New method definition.
3190 (Output_section::add_merge_input_section): Use merge section by
3191 properties map to speed to search. Update merge section maps
3192 as appropriate.
3193 (Output_section::build_relaxation_map): New method definition.
3194 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3195 Same.
3196 (Output_section::relax_input_section): Renamed to
3197 Output_section::convert_input_sections_to_relaxed_sections and change
3198 interface to take a vector of pointers to relaxed sections.
3199 (Output_section::find_merge_section,
3200 Output_section::find_relaxed_input_section): New method definitions.
3201 (Output_section::is_input_address_mapped,
3202 Output_section::output_offset, Output_section::output_address):
3203 Use output section data maps to speed up searching.
3204 (Output_section::find_starting_output_address): Add comments.
3205 (Output_section::do_write,
3206 Output_section::write_to_postprocessing_buffer): Do code-fill
3207 generation as appropriate.
3208 (Output_section::get_input_sections): Invalidate relaxed input section
3209 map.
3210 (Output_section::restore_states): Adjust type of checkpoint .
3211 Invalidate relaxed input section map.
3212 * output.h (Output_merge_base): New class declaration.
3213 (Input_section_specifier): New class defintion.
3214 (class Output_relaxed_input_section) Change base class to
3215 Output_section_data_build.
3216 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3217 base class initializer.
3218 (Output_section::add_relaxed_input_section): New method declaration.
3219 (Output_section::Input_section): Change visibility to protected.
3220 (Output_section::Input_section::relobj,
3221 Output_section::Input_section::shndx): Handle relaxed input sections.
3222 Output_section::input_sections) Change visibility to protected. Also
3223 define overload to return a non-const pointer.
3224 (Output_section::Merge_section_properties): New class defintion.
3225 (Output_section::Merge_section_by_properties_map,
3226 Output_section::Output_section_data_by_input_section_map,
3227 Output_section::Relaxation_map): New types.
3228 (Output_section::relax_input_section): Rename method to
3229 Output_section::convert_input_sections_to_relaxed_sections and change
3230 interface to take a vector of relaxed section pointers.
3231 (Output_section::find_merge_section,
3232 Output_section::find_relaxed_input_section,
3233 Output_section::build_relaxation_map,
3234 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3235 New method declarations.
3236 (Output_section::merge_section_map_
3237 Output_section::merge_section_by_properties_map_,
3238 Output_section::relaxed_input_section_map_,
3239 Output_section::is_relaxed_input_section_map_valid_,
3240 Output_section::generate_code_fills_at_write_): New data members.
3241 * script-sections.cc
3242 (Output_section_element_input::set_section_addresses): Call
3243 current_data_size and addralign methods of relaxed input sections.
3244 (Orphan_output_section::set_section_addresses): Call current_data_size
3245 and addralign methods of relaxed input sections.
3246 * symtab.cc (Symbol_table::compute_final_value): Extract template
3247 from the body of Symbol_table::sized_finalize_symbol.
3248 (Symbol_table::sized_finalized_symbol): Call
3249 Symbol_table::compute_final_value.
3250 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3251 (Symbol_table::compute_final_value): New templated method declaration.
3252 * target.cc (Target::do_make_output_section): New method defintion.
3253 * target.h (Target::make_output_section): New method declaration.
3254 (Target::relax): Add more parameters for input objects, symbol table
3255 and layout. Adjust call to do_relax.
3256 (Target::do_make_output_section): New method declaration.
3257 (Target::do_relax): Add parameters for input objects, symbol table
3258 and layout.
3260 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3262 * pread.c: Include stdio.h.
3264 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3266 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3267 defined.
3269 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3271 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3272 Change read_shndx type to unsigned int.
3273 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3274 int.
3275 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3276 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3277 Change read_shndx type to unsigned int.
3278 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3279 int.
3280 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3281 * layout.cc (Layout::create_symtab_sections): Cast the result of
3282 local_symcount * symsize to off_t in the gold_assert.
3284 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3286 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3287 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3288 R_ARM_BASE_ABS.
3289 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3290 (Arm_relocate_functions::thm_abs5): New function.
3291 (Arm_relocate_functions::abs12): New function.
3292 (Arm_relocate_functions::abs16): New function.
3293 (Arm_relocate_functions::base_abs): New function.
3294 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3295 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3296 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3297 R_ARM_BASE_ABS.
3298 (Scan::global): Likewise.
3299 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3300 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3301 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3302 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3303 R_ARM_BASE_ABS.
3305 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3307 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3308 (Arm_relocate_functions::movt_prel): New function.
3309 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3310 (Arm_relocate_functions::thm_movt_prel): New function.
3311 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3312 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3313 (Scan::global, Relocate::relocate): Likewise.
3314 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3316 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3318 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3319 Incremental_checker.
3320 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3321 unsigned int.
3322 (class Incremental_inputs_header): New class.
3323 (Incremental_inputs_header_writer): Edit comment.
3324 (Incremental_inputs_entry): New class.
3325 (Incremental_inputs_entry_writer): Edit comment.
3326 (Sized_incremental_binary::do_find_incremental_inputs_section):
3327 Add *strtab_shndx parameter, fill it.
3328 (Sized_incremental_binary::do_check_inputs): New method.
3329 (Incremental_checker::can_incrementally_link_output_file): Use
3330 Sized_incremental_binary::check_inputs.
3331 (Incremental_inputs::report_command_line): Save command line in
3332 command_line_.
3333 * incremental.h:
3334 (Incremental_binary::find_incremental_inputs_section): New
3335 method.
3336 (Incremental_binary::do_find_incremental_inputs_section): Add
3337 strtab_shndx parameter.
3338 (Incremental_binary::do_check_inputs): New pure virtual method.
3339 (Sized_incremental_binary::do_check_inputs): Declare.
3340 (Incremental_checker::Incremental_checker): Add incremental_inputs
3341 parameter, use it to initialize incremental_inputs_.
3342 (Incremental_checker::incremental_inputs_): New field.
3343 (Incremental_checker::command_line): New method.
3344 (Incremental_checker::inputs): New method.
3345 (Incremental_checker::command_line_): New field.
3347 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3349 * incremental.cc: Include <cstdarg> and "target-select.h".
3350 (vexplain_no_incremental): New function.
3351 (explain_no_incremental): New function.
3352 (Incremental_binary::error): New method.
3353 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3354 method.
3355 (make_sized_incremental_binary): New function.
3356 (open_incremental_binary): New function.
3357 (can_incrementally_link_file): Add checks if output is ELF and has
3358 inputs section.
3359 * incremental.h: Include "elfcpp_file.h" and "output.h".
3360 (Incremental_binary): New class.
3361 (Sized_incremental_binary): New class.
3362 (open_incremental_binary): Declare.
3363 * object.cc (is_elf_object): Use
3364 elfcpp::Elf_recognizer::is_elf_file.
3365 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3366 * output.h (Output_file::filesize): New method.
3368 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3370 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3371 New function.
3372 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3373 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3374 function.
3375 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3376 function.
3377 (Arm_relocate_functions::movw_abs_nc): New function.
3378 (Arm_relocate_functions::movt_abs): New function.
3379 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3380 (Arm_relocate_functions::thm_movt_abs): New function.
3381 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3382 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3383 (Scan::global): Likewise.
3384 (Relocate::relocate): Likewise.
3385 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3387 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3389 * arm.cc (Arm_relocate_functions::got_prel) New function.
3390 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3391 (Relocate::relocate): Likewise.
3392 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3394 2009-10-06 Ian Lance Taylor <iant@google.com>
3396 * options.h (class General_options): Define
3397 split_stack_adjust_size parameter.
3398 * object.h (class Object): Add uses_split_stack_ and
3399 has_no_split_stack_ fields. Add uses_split_stack and
3400 has_no_split_stack accessor functions. Declare
3401 handle_split_stack_section.
3402 (class Reloc_symbol_changes): Define.
3403 (class Sized_relobj): Define Function_offsets. Declare
3404 split_stack_adjust, split_stack_adjust_reltype, and
3405 find_functions.
3406 * object.cc (Object::handle_split_stack_section): New function.
3407 (Sized_relobj::do_layout): Call handle_split_stack_section.
3408 * dynobj.cc (Sized_dynobj::do_layout): Call
3409 handle_split_stack_section.
3410 * reloc.cc (Sized_relobj::relocate_sections): Call
3411 split_stack_adjust for executable sections in split_stack
3412 objects. Pass reloc_map to relocate_section.
3413 (Sized_relobj::split_stack_adjust): New function.
3414 (Sized_relobj::split_stack_adjust_reltype): New function.
3415 (Sized_relobj::find_functions): New function.
3416 * target-reloc.h: Include "object.h".
3417 (relocate_section): Add reloc_symbol_changes parameter. Change
3418 all callers.
3419 * target.h (class Target): Add calls_non_split method. Declare
3420 do_calls_non_split virtual method. Declare match_view and
3421 set_view_to_nop.
3422 * target.cc: Include "elfcpp.h".
3423 (Target::do_calls_non_split): New function.
3424 (Target::match_view): New function.
3425 (Target::set_view_to_nop): New function.
3426 * gold.cc (queue_middle_tasks): Give an error if mixing
3427 split-stack and non-split-stack objects with -r.
3428 * i386.cc (Target_i386::relocate_section): Add
3429 reloc_symbol_changes parameter.
3430 (Target_i386::do_calls_non_split): New function.
3431 * x86_64.cc (Target_x86_64::relocate_section): Add
3432 reloc_symbol_changes parameter.
3433 (Target_x86_64::do_calls_non_split): New function.
3434 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3435 parameter.
3436 * powerpc.cc (Target_powerpc::relocate_section): Add
3437 reloc_symbol_changes parameter.
3438 * sparc.cc (Target_sparc::relocate_section): Add
3439 reloc_symbol_changes parameter.
3440 * configure.ac: Call AM_CONDITIONAL for the default target.
3441 * configure: Rebuild.
3442 * testsuite/Makefile.am (TEST_AS): New variable.
3443 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3444 (check_DATA): Add split_i386 and split_x86_64 files.
3445 (SPLIT_DEFSYMS): Define.
3446 (split_i386_[1234n].o): New targets.
3447 (split_i386_[124]): New targets.
3448 (split_i386_[1234r].stdout): New targets.
3449 (split_x86_64_[1234n].o): New targets.
3450 (split_x86_64_[124]): New targets.
3451 (split_x86_64_[1234r].stdout): New targets.
3452 (MOSTLYCLEANFILES): Add new executables.
3453 * testsuite/split_i386.sh: New file.
3454 * testsuite/split_x86_64.sh: New file.
3455 * testsuite/split_i386_1.s: New file.
3456 * testsuite/split_i386_2.s: New file.
3457 * testsuite/split_i386_3.s: New file.
3458 * testsuite/split_i386_4.s: New file.
3459 * testsuite/split_i386_n.s: New file.
3460 * testsuite/split_x86_64_1.s: New file.
3461 * testsuite/split_x86_64_2.s: New file.
3462 * testsuite/split_x86_64_3.s: New file.
3463 * testsuite/split_x86_64_4.s: New file.
3464 * testsuite/split_x86_64_n.s: New file.
3465 * testsuite/testfile.cc (Target_test): Update relocation_section
3466 function.
3467 * testsuite/Makefile.in: Rebuild.
3469 2009-10-06 Ian Lance Taylor <iant@google.com>
3471 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3472 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3473 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3474 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3475 the address on ldo_addrs_.
3476 (Target_i386::Relocate::fix_up_ldo): New function.
3478 2009-10-06 Rafael Espindola <espindola@google.com>
3480 * plugin.cc (add_input_library): New.
3481 (Plugin::load): Add add_input_library to tv.
3482 (Plugin_manager::add_input_file): Add the is_lib argument.
3483 (add_input_file): Update call to Plugin_manager::add_input_file.
3484 (add_input_library): New.
3485 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3487 2009-09-30 Doug Kwan <dougkwan@google.com>
3489 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3490 symbol and call Symbol::may_need_copy_reloc to determine if
3491 a copy reloc is needed.
3492 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3493 nocopyreloc is given in command line.
3494 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3495 given in command line.
3496 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3497 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3498 of the removed Target_i386::may_need_copy_reloc.
3499 * options.h (copyreloc): New option with default value false.
3500 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3501 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3502 instead of the removed Target_powerpc::may_need_copy_reloc.
3503 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3504 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3505 instead of the removed Target_sparc::may_need_copy_reloc.
3506 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3507 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3508 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3509 instead of the removed Target_x86_64::may_need_copy_reloc.
3511 2009-09-30 Ian Lance Taylor <iant@google.com>
3513 * object.h (class Object): Remove target_ field, and target,
3514 sized_target, and set_target methods.
3515 (Object::sized_target): Remove.
3516 (class Sized_relobj): Update declarations. Remove sized_target.
3517 * object.cc (Sized_relobj::setup): Remove target parameter.
3518 Change all callers.
3519 (Input_objects::add_object): Don't do anything with the target.
3520 (make_elf_sized_object): Add punconfigured parameter. Change all
3521 callers. Set or test parameter target.
3522 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3523 Change all callers.
3524 * parameters.cc (Parameters::set_target): Change parameter type to
3525 be non-const.
3526 (Parameters::default_target): Remove.
3527 (set_parameters_target): Change parameter type to be non-const.
3528 (parameters_force_valid_target): New function.
3529 (parameters_clear_target): New function.
3530 * parameters.h (class Parameters): Update declarations. Remove
3531 default_target method. Add sized_target and clear_target
3532 methods. Change target_ to be non-const.
3533 (set_parameters_target): Update declaration.
3534 (parameters_force_valid_target): Declare.
3535 (parameters_clear_target): Declare.
3536 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3537 as NULL if we aren't searching.
3538 (Add_symbols::run): Don't check for compatible target.
3539 * fileread.cc (Input_file::open_binary): Call
3540 parameters_force_valid_target.
3541 * gold.cc (queue_middle_tasks): Likewise.
3542 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3543 set_target on object.
3544 * dynobj.h (class Sized_dynobj): Update declarations.
3545 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3546 make_elf_object returns NULL.
3547 (Archive::include_member): Don't check whether object target is
3548 compatible.
3549 * output.cc (Output_section::add_input_section): Get target from
3550 parameters.
3551 (Output_section::relax_input_section): Likewise.
3552 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3553 parameters.
3554 (Sized_relobj::do_scan_relocs): Likewise.
3555 (Sized_relobj::relocate_sections): Likewise.
3556 * resolve.cc (Symbol_table::resolve): Likewise.
3557 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3558 parameter. Change all callers.
3559 (Symbol_table::add_from_object): Get target from parameters.
3560 (Symbol_table::add_from_relobj): Don't check object target.
3561 (Symbol_table::add_from_dynobj): Likewise.
3562 (Symbol_table::define_special_symbol): Get target from
3563 parameters.
3564 * symtab.h (class Symbol_table): Update declaration.
3565 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3566 parameter. Change all callers. Clear parameter target.
3567 (Binary_test): Test target here.
3568 * testsuite/object_unittest.cc (gold_testsuite): Remove
3569 target_test_pointer parameter. Change all callers.
3570 (Object_test): Test target here.
3572 2009-09-26 Ian Lance Taylor <iant@google.com>
3574 * testsuite/initpri1.c: Don't try to use constructor priorities if
3575 compiling with gcc before 4.3.
3577 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3579 * testsuite/retain_symbols_file_test.sh (check_present): Change
3580 output file name to retain_symbols_file_test.stdout.
3581 (check_absent): Likewise.
3583 2009-09-18 Craig Silverstein <csilvers@google.com>
3585 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3586 * options.cc: Include <cerrno> and <fstream>.
3587 (General_options::finalize): Parse -retain-symbols-file tag.
3588 * options.h: New flag.
3589 (General_options): New method should_retain_symbol, new
3590 variable symbols_to_retain.
3591 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3592 should_retain_symbol map.
3593 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3594 * testsuite/Makefile.in: Regenerate.
3595 * testsuite/retain_symbols_file_test.sh: New file.
3597 2009-09-18 Nick Clifton <nickc@redhat.com>
3599 * po/es.po: Updated Spanish translation.
3601 2009-09-17 Doug Kwan <dougkwan@google.com>
3603 * debug.h (DEBUG_RELAXATION): New constant.
3604 (DEBUG_ALL): Add DEBUG_RELAXATION.
3605 (debug_string_to_enum): Add relaxation debug option.
3606 * layout.cc
3607 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3608 Layout::Relaxation_debug_check::read_sections,
3609 Layout::Relaxation_debug_check::read_sections): New method definitions.
3610 (Layout::Layout): Initialize data members
3611 record_output_section_data_from_scrips_,
3612 script_output_section_data_list_ and relaxation_debug_check_.
3613 (Layout::save_segments, Layout::restore_segments,
3614 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3615 Layout::relaxation_loop_body): New method definitions.
3616 (Layout::finalize): Support relaxation. Move section layout code to
3617 Layout::relaxation_loop_body.
3618 (Layout::set_asection_address_from_script): Move code for orphan
3619 section placement out.
3620 (Layout::place_orphan_sections_in_script): New method definition.
3621 * layout.h (Output_segment_headers, Output_file_header):
3622 New forward class declarations.
3623 (Layout::~Layout): Define.
3624 (Layout::new_output_section_data_from_script): New method definition.
3625 (Layout::place_orphan_sections_in_script): New method declaration.
3626 (Layout::Segment_states): New type declaration.
3627 (Layout::save_segments, Layout::restore_segments,
3628 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3629 Layout::relaxation_loop_body): New method declarations.
3630 (Layout::Output_section_data_list): New type declaration.
3631 (Layout::Relaxation_debug_check): New class definition.
3632 (Layout::record_output_section_data_from_script_,
3633 Layout::script_output_section_data_list_, Layout::segment_states_,
3634 Layout::relaxation_debug_check_): New data members.
3635 * output.cc: (Output_section_headers::do_size): New method definition.
3636 (Output_section_headers::Output_section_headers): Move size
3637 computation to Output_section_headers::do_size.
3638 (Output_segment_headers::do_size): New method definition.
3639 (Output_file_header::Output_file_header): Move size computation to
3640 Output_file_header::do_size and call it.
3641 (Output_file_header::do_size): New method definition.
3642 (Output_data_group::Output_data_group): Adjust call to
3643 Output_section_data.
3644 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3645 (Output_symtab_xindex::do_write): Add array bound check.
3646 (Output_section::Input_section::print_to_mapfile): Handle
3647 RELAXED_INPUT_SECTION_CODE.
3648 (Output_section::Output_section): Initialize data member checkpoint_.
3649 (Output_section::~Output_section): Delete checkpoint object pointed
3650 by checkpoint_.
3651 (Output_section::add_input_section): Always add an Input_section if
3652 relaxing.
3653 (Output_section::add_merge_input_section): Add assert.
3654 (Output_section::relax_input_section): New method definition.
3655 (Output_section::set_final_data_size): Set load address to zero for
3656 an unallocated section.
3657 (Output_section::do_address_and_file_offset_have_reset_values):
3658 New method definition.
3659 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3660 Handle relaxed input section.
3661 (Output_section::sort_attached_input_sections): Checkpoint input
3662 section list lazily.
3663 (Output_section::get_input_sections): Change type of input_sections to
3664 list of Simple_input_section pointers. Checkpoint input section list
3665 lazily. Also handle relaxed input sections.
3666 (Output_section::add_input_section_for_script): Take a reference to
3667 a Simple_input_section object instead of Relobj pointer and section
3668 index as parameter. Handle relaxed input sections.
3669 (Output_section::save_states, Output_section::restore_states): New
3670 method definitions.
3671 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3672 (Output_data::is_data_size_fixed): New method definition.
3673 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3674 if it is fixed.
3675 (Output_data::address_and_file_offset_have_reset_values): New method
3676 definition.
3677 (Output_data::do_address_and_file_offset_have_reset_values): New method
3678 definition.
3679 (Output_data::set_data_size): Check that data size is not fixed.
3680 (Output_data::fix_data_size): New method definition.
3681 (Output_data::is_data_size_fixed_): New data member.
3682 (Output_section_headers::set_final_data_size): New method definition.
3683 (Output_section_headers::do_size): New method declaration.
3684 (Output_segment_headers::set_final_data_size): New method definition.
3685 (Output_segment_headers::do_size): New method declaration.
3686 (Output_file_header::set_final_data_size)::New method definition.
3687 (Output_file_header::do_size)::New method declaration.
3688 (Output_section_data::Output_section_data): Add new parameter
3689 is_data_size_fixed and use it to fix data size.
3690 (Output_data_const::Output_data_const): Adjust call to base class
3691 constructor and fix data size.
3692 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3693 base class constructor and fix data size.
3694 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3695 base class constructor and fix data size.
3696 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3697 class constructor and fix data size.
3698 (Output_data_group::set_final_data_size): New method definition.
3699 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3700 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3701 class constructor and fix data size.
3702 (Output_relaxed_input_section): New class definition.
3703 (Output_section::Simple_input_section): New class definition.
3704 (Output_section::get_input_sections): Adjust parameter list.
3705 (Output_section::add_input_section_for_script): Same.
3706 (Output_section::save_states, Output_section::restore_states,
3707 Output_section::do_address_and_file_offset_have_reset_values,
3708 (Output_section::Input_section::Input_section): Handle
3709 RELAXED_INPUT_SECTION_CODE. Add new overload for
3710 Output_relaxed_input_section.
3711 (Output_section::Input_section::is_input_section,
3712 Output_section::Input_section::set_output_section): Handle relaxed
3713 input section.
3714 (Output_section::Input_section::is_relaxed_input_section,
3715 Output_section::Input_section::output_section_data,
3716 Output_section::Input_section::relaxed_input_section): New method
3717 definitions.
3718 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3719 value.
3720 (Output_section::Input_section::u1_): Update comments.
3721 (Output_section::Input_section::u2_): Add new union member poris.
3722 (Output_section::Checkpoint_output_section): New classs definition.
3723 (Output_section::relax_input_section): New method declaration.
3724 (Output_section::checkpoint_): New data member.
3725 (Output_segment): Update comments.
3726 (Output_segment::Output_segment): Un-privatize copy constructor.
3727 (Output_segment::operator=): Un-privatize.
3728 * script-sections.cc (Output_section_element::Input_section_list):
3729 Change element type to Output_section::Simple_input_section.
3730 (Output_section_element_dot_assignment::set_section_addresses):
3731 Register output section data for relaxation clean up.
3732 (Output_data_exression::Output_data_expression): Adjust call to base
3733 constructor to fix data size.
3734 (Output_section_element_data::set_section_addresses): Register
3735 Output_data_expression object for relaxation clean up.
3736 (struct Input_section_info): Replace Relobj pointer and section index
3737 pair with Output_section::Simple_input_section and Convert struct to a
3738 class.
3739 (Input_section_sorter::operator()): Adjust access to
3740 Input_section_info data member to use accessors.
3741 (Output_section_element_input::set_section_addresses): Use layout
3742 parameter. Adjust code to use Output_section::Simple_input_section
3743 and Input_secction_info classes. Register filler for relaxation
3744 clean up.
3745 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3746 and section index pair with Output_section::Simple_input_section
3747 class. Adjust code accordingly.
3748 (Phdrs_element::release_segment): New method definition.
3749 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3750 segment list.
3751 (Script_sections::release_segments): New method definition.
3752 * gold/script-sections.h (Script_sections::release_segments): New
3753 method declaration.
3754 * gold/target.h (Target::may_relax, Target::relax,
3755 Target::do_may_relax, Target::do_relax): New method definitions.
3757 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3759 * arm.cc (has_signed_unsigned_overflow): New function.
3760 (Arm_relocate_functions::abs8): New function.
3761 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3762 (Target_arm::Scan::global): Likewise.
3763 (Target_arm::relocate::relocate): Likewise.
3764 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3765 Likewise.
3767 2009-09-16 Cary Coutant <ccoutant@google.com>
3769 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3770 * testsuite/Makefile.in: Regenerate.
3772 2009-09-11 Nick Clifton <nickc@redhat.com>
3774 * po/gold.pot: Updated by the Translation project.
3776 2009-09-08 Cary Coutant <ccoutant@google.com>
3778 * output.cc (Output_file::open): Add execute permission to empty file.
3779 * testsuite/Makefile.am (permission_test): New test.
3780 * testsuite/Makefile.in: Regenerate.
3782 2009-09-02 Ian Lance Taylor <iant@google.com>
3784 * output.cc (Output_file::resize): Call map_no_anonymous rather
3785 than map.
3787 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3789 * gold.cc: Include "incremental.h".
3790 (queue_initial_tasks): Call Incremental_checker methods.
3791 * incremental.cc: Include "output.h".
3792 (Incremental_checker::can_incrementally_link_output_file): New
3793 method.
3794 * incremental.h (Incremental_checker): New class.
3796 * output.cc (Output_file::open_for_modification): New method.
3797 (Output_file::map_anonymous): Changed return type to bool. Record
3798 map in base_ field.
3799 (Output_file::map_no_anonymous): New method, broken out of map.
3800 (Output_file::map): Use map_no_anonymous and map_anonymous.
3801 * output.h (class Output_file): Update declarations.
3803 2009-08-24 Cary Coutant <ccoutant@google.com>
3805 * options.h (Command_line::Pre_options): New class.
3806 (Command_line::pre_options): New member.
3807 * options.cc (gold::options::ready_to_register): New variable.
3808 (One_option::register_option): Do nothing if not registering options.
3809 Assert if same short option registered twice.
3810 (General_options::General_options): Turn off option registration when
3811 done constructing.
3812 (Command_line::Pre_options::Pre_options): New constructor.
3814 2009-08-24 Cary Coutant <ccoutant@google.com>
3816 * options.h (General_options::no_keep_memory): Remove incorrect
3817 short option.
3819 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3821 * Makefile.am (am__skiplex, am__skipyacc): New.
3822 * Makefile.in: Regenerate.
3824 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3826 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3827 (INCLUDES): ... this.
3828 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3829 (AM_CPPFLAGS): Renamed from ...
3830 (INCLUDE): ... this.
3831 * Makefile.in, testsuite/Makefile.in: Regenerate.
3833 * Makefile.in: Regenerate.
3834 * aclocal.m4: Likewise.
3835 * config.in: Likewise.
3836 * configure: Likewise.
3837 * testsuite/Makefile.in: Likewise.
3839 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3840 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3841 * Makefile.in: Regenerate.
3842 * testsuite/Makefile.in: Regenerate.
3844 2009-08-19 Cary Coutant <ccoutant@google.com>
3846 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3847 symbols in shared libraries overridden by hidden or internal symbols
3848 in the main program.
3850 2009-08-19 Chris Demetriou <cgd@google.com>
3852 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3853 checking source file names in error messages.
3855 2009-08-18 Doug Kwan <dougkwan@google.com>
3857 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3858 an elcpp::Ehdr as parameter. Adjust call to set_target.
3859 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3860 an elfcpp::Ehdr as parameter.
3861 * object.cc (Object::set_target): Remove the version that looks up
3862 a target and sets it.
3863 (Sized_relobj::setup): Take a Target object instead of
3864 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3865 (make_elf_sized_object): Find target and ask target to
3866 make an ELF object.
3867 * object.h: (Object::set_target): Remove the version that looks up
3868 a target and sets it.
3869 (Sized_relobj::setup): Take a Target object instead of
3870 an elfcpp:Ehdr as parameter.
3871 * target.cc: Include dynobj.h.
3872 (Target::do_make_elf_object_implementation): New.
3873 (Target::do_make_elf_object): New.
3874 * target.h (Target::make_elf_object): New template declaration.
3875 (Target::do_make_elf_object): New method declarations.
3876 (Target::do_make_elf_object_implementation): New template declaration.
3878 2009-08-14 Ian Lance Taylor <iant@google.com>
3880 * gold.h (FUNCTION_NAME): Define.
3881 (gold_unreachable): Use FUNCTION_NAME.
3883 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3885 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3886 symbol in the --keep-unique list is not found.
3888 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3890 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3891 been maked as --keep-unique.
3892 (Icf::unfold_section): New function.
3893 * icf.h (Icf::unfold_section): New function.
3894 * options.h (General_options::keep_unique): New option.
3895 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3896 * testsuite/Makefile.in: Regenerate.
3897 * testsuite/icf_keep_unique_test.sh: New file.
3898 * testsuite/icf_keep_unique_test.cc: New file.
3900 2009-08-12 Cary Coutant <ccoutant@google.com>
3902 PR 10471
3903 * resolve.cc (Symbol_table::resolve): Check for references from
3904 dynamic objects to hidden and internal symbols.
3905 * testsuite/Makefile.am (hidden_test.sh): New test.
3906 * testsuite/Makefile.in: Regenerate.
3907 * testsuite/hidden_test.sh: New script.
3908 * testsuite/hidden_test_1.c: New test source.
3909 * testsuite/hidden_test_main.c: New test source.
3911 2009-08-11 Doug Kwan <dougkwan@google.com>
3913 * arm.cc: Update comments.
3914 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3915 segment to locate the .ARM.exidx section if present.
3917 2009-08-09 Doug Kwan <dougkwan@google.com>
3919 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3920 patch.
3922 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3923 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3924 compiler warnings.
3926 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3928 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3929 valid tls_segment only for non-debug-section relocations.
3930 * testsuite/Makefile.am: Add gc_tls_test.
3931 * testsuite/Makefile.in: Regenerate.
3932 * testsuite/gc_tls_test.cc: New file.
3933 * testsuite/gc_tls_test.sh: New file.
3935 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3937 * icf.cc: New file.
3938 * icf.h: New file.
3939 * Makefile.am (CCFILES): Add icf.cc.
3940 (HFILES): Add icf.h
3941 * Makefile.in: Regenerate.
3942 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3943 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3944 section, symbol and addend information for the relocs.
3945 * gold.cc (queue_middle_tasks): Call identical code folding.
3946 * gold.h: Add defines for multimap.
3947 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3948 to the call of finalize_local_symbols.
3949 * main.cc (main): Create object of class Icf.
3950 * object.cc (Sized_relobj::do_layout): Allow this function to be
3951 called twice during icf.
3952 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3953 to sections marked as identical by icf.
3954 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3955 when available.
3956 (Sized_relobj::do_section_entsize): New function.
3957 * object.h (Object::section_entsize): New function.
3958 (Object::do_section_entsize): New pure virtual function.
3959 (Relobj::finalize_local_symbols): Add new parameter.
3960 (Relobj::do_section_entsize): New function.
3961 * options.h (General_options::icf): New option.
3962 (General_options::icf_iterations): New option.
3963 (General_options::print_icf_sections): New option.
3964 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3965 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3966 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3967 icf.
3968 * symtab.cc (Symbol_table::is_section_folded): New function.
3969 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3970 to sections marked as identical by icf.
3971 * symtab.h (Symbol_table::set_icf): New function.
3972 (Symbol_table::icf): New function.
3973 (Symbol_table::is_section_folded): New function.
3974 (Symbol_table::icf_): New data member.
3975 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3976 * testsuite/Makefile.am: Add commands to build icf_test.
3977 * testsuite/Makefile.in: Regenerate.
3978 * testsuite/icf_test.sh: New file.
3979 * testsuite/icf_test.cc: New file.
3981 2009-07-24 Chris Demetriou <cgd@google.com>
3983 * layout.cc (is_compressible_debug_section): Fix incorrect
3984 comment about compressed section names.
3986 2009-07-20 Ian Lance Taylor <ian@airs.com>
3988 PR 10419
3989 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3991 2009-07-16 Ian Lance Taylor <iant@google.com>
3993 PR 10400
3994 * layout.h: #include <map>.
3995 (class Kept_section): Change from struct to class. Add accessors
3996 and setters. Add section size to Comdat_group mapping. Change
3997 Comdat_group to std::map. Add is_comdat_ field. Add
3998 linkonce_size field in union.
3999 (class Layout): Update declaration of find_or_add_kept_section.
4000 Don't declare find_kept_object.
4001 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4002 parameter. Add object, shndx, is_comdat, and is_group_name
4003 parameters. Change all callers. Adjust for new Kept_section.
4004 (Layout::find_kept_object): Remove.
4005 * object.cc (Sized_relobj::include_section_group): Update use of
4006 Kept_section. Rename secnum to shndx. Only record
4007 Kept_comdat_section if sections are the same size.
4008 (Sized_relobj::include_linkonce_section): Update use of
4009 Kept_section. Only record Kept_comdat_section if sections are the
4010 same size. Set size of linkonce section.
4011 (Sized_relobj::map_to_kept_section): Update call to
4012 get_kept_comdat_section.
4013 * object.h (class Sized_relobj): Rename fields in
4014 Kept_comdat_section to drop trailing underscores; change object
4015 field to Relobj*. Change Kept_comdat_section_table to store
4016 struct rather than pointer.
4017 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4018 Add kept_object and kept_shndx parameters. Change all callers.
4019 (Sized_relobj::get_kept_comdat_section): Change return type to
4020 bool. Add kept_object and kept_shndx parameters. Change all
4021 callers.
4022 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4023 Layout::find_or_add_kept_section.
4025 2009-07-09 Ian Lance Taylor <iant@google.com>
4027 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4028 Reserve space in the hash table.
4030 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4032 * fileread.cc (File_read::get_mtime): New method.
4033 * fileread.h (Timespec): New structure.
4034 (File_read::get_mtime): New method.
4035 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4036 Renamed from timestamp_nsec.
4037 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4038 Elf_Xword.
4039 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4040 timestamp_nsec.
4041 (Incremental_inputs::report_archive): Save mtime; style fix.
4042 (Incremental_inputs::report_obejct): Save mtime; style fix.
4043 (Incremental_inputs::report_script): Save mtime; style fix.
4044 (Incremental_inputs::finalize_inputs): Style fix.
4045 (Incremental_inputs::finalize): Style fix.
4046 (Incremental_inputs::create_input_section_data): Store inputs
4047 mtime.
4048 * incremental.h (Incremental_inputs::report_script): Add mtime
4049 argument.
4050 (Incremental_inputs::Input_info::Input_info): Intialize only one
4051 union member.
4052 (Incremental_inputs::Input_info::archive): Move to nameless
4053 union.
4054 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4055 (Incremental_inputs::Input_info::script): Move to nameless union.
4056 (Incremental_inputs::mtime): New field.
4057 * script.cc (read_input_script): Pass file mtime to
4058 Incremental_input.
4059 * script.h (Script_info::inputs): Style fix.
4061 2009-07-01 Ian Lance Taylor <ian@airs.com>
4063 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4064 instead of 32.
4066 2009-06-24 Ian Lance Taylor <iant@google.com>
4068 PR 10156
4069 * layout.cc (Layout::choose_output_section): If we find an
4070 existing section, update the flags.
4071 (Layout::create_notes): New function, broken out of
4072 Layout::finalize.
4073 (Layout::finalize): Don't create note sections.
4074 (Layout::create_note): Don't crash if linker script discards
4075 section.
4076 (Layout::create_gold_note): Likewise.
4077 (Layout::create_build_id): Likewise. Don't set
4078 after_input_sections on the section.
4079 (Layout::create_executable_stack_info): Remove target parameter.
4080 Change caller.
4081 * layout.h (class Layout): Declare create_notes. Update
4082 declaration of create_executable_stack_info.
4083 * gold.cc (queue_middle_tasks): Call create_notes.
4084 * output.cc (Output_section::update_flags_for_input_section): Move
4085 here from output.h. If SHF_ALLOC flag is newly set, mark address
4086 invalid.
4087 * output.h (Output_data::mark_address_invalid): New function.
4088 (class Output_section): Only declare, not define,
4089 update_flags_for_input_section. Remove set_flags.
4091 2009-06-24 Ian Lance Taylor <iant@google.com>
4093 * script-sections.cc (Output_section_definition::
4094 set_section_addresses): Rename shadowing local load_address to
4095 laddr.
4097 2009-06-24 Ian Lance Taylor <iant@google.com>
4099 PR 10244
4100 * reloc.cc (relocate_sections): Skip empty relocation sections.
4102 2009-06-23 Ian Lance Taylor <iant@google.com>
4104 PR 10156
4105 * layout.cc (Layout::create_note): Use choose_output_section
4106 rather than make_output_section.
4108 2009-06-23 Ian Lance Taylor <iant@google.com>
4110 PR 10237
4111 * options.cc (General_options::parse_V): Set printed_version_.
4112 (General_options::General_options): Initialize printed_version_.
4113 * options.h (class General_options): Add printed_version_ field.
4114 * gold.cc (queue_initial_tasks): If there are no input files,
4115 don't give a fatal error if we printed the version information.
4116 (queue_middle_tasks): If using -r with a shared object, give a
4117 fatal error rather than an ordinary error.
4119 2009-06-23 Ian Lance Taylor <iant@google.com>
4121 PR 10219
4122 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4123 (Layout::make_output_section): Set have_stabstr_section_ if we see
4124 a .stab*str section.
4125 (Layout::finalize): Call link_stabs_sections.
4126 (Layout::link_stabs_sections): New file.
4127 * layout.h (class Layout): Add have_stabstr_section_ field.
4128 Declare link_stabs_sections.
4130 2009-06-23 Doug Kwan <dougkwan@google.com>
4132 * Makefile.am (libgold_a_LIBADD): New.
4133 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4134 * Makefile.in: Regenerate.
4135 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4136 * configure: Regenerate.
4137 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4138 * fileread.cc: Include sys/state.h
4139 * gold.h: Declare memmem and strndup if found missing.
4140 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4142 2009-06-23 Ian Lance Taylor <iant@google.com>
4144 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4145 * configure: Rebuild.
4147 2009-06-23 Ian Lance Taylor <iant@google.com>
4149 PR 10147
4150 * object.cc (Object::section_contents): Don't try to get a view if
4151 the section has length zero.
4152 (Object::handle_gnu_warning_section): If the section is empty, use
4153 the name of the section as the warning.
4155 2009-06-23 Ian Lance Taylor <iant@google.com>
4157 PR 10133
4158 * stringpool.h (class Stringpool_template): Add optimize_ field.
4159 (Stringpool_template::set_optimize): New function.
4160 * stringpool.cc (Stringpool_template::Stringpool_template):
4161 Initialize optimize_ field.
4162 (Stringpool_template::set_string_offsets): Test local optimize
4163 fild rather than parameter.
4164 * layout.cc (Layout::Layout): Call set_optimize on the section
4165 name stringpool.
4167 2009-06-22 Ian Lance Taylor <iant@google.com>
4169 PR 10030
4170 * yyscript.y: Parse TARGET.
4171 * script.cc (script_set_target): New function.
4172 * script-c.h (script_set_target): Declare.
4173 * options.cc (General_options::string_to_object_format): Rename
4174 from string_to_object_format in anonymous namespace. Change
4175 callers.
4176 * options.h (class General_options): Declare
4177 string_to_object_format.
4179 2009-06-22 Ian Lance Taylor <iant@google.com>
4181 * script-sections.cc (Script_sections::create_segments): Don't put
4182 program headers in a PT_LOAD segment if -n or -N.
4184 2009-06-22 Ian Lance Taylor <iant@google.com>
4186 PR 10141
4187 * options.h (class General_options): Add -z lazy and -z now. Sort
4188 -z options into alphabetical order.
4189 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4191 2009-06-21 Ian Lance Taylor <iant@google.com>
4193 * layout.cc (Layout::make_output_section): Call
4194 Target::new_output_section.
4195 (Layout::attach_allocated_section_to_segment): Put large section
4196 sections in a separate load segment with the large segment flag
4197 set.
4198 (Layout::segment_precedes): Sort large data segments after other
4199 load segments.
4200 (align_file_offset): New static function.
4201 (Layout::set_segment_offsets): Use align_file_offset.
4202 * output.h (class Output_section): Add is_small_section_ and
4203 is_large_section_ fields.
4204 (Output_section::is_small_section): New function.
4205 (Output_section::set_is_small_section): New function.
4206 (Output_section::is_large_section): New function.
4207 (Output_section::set_is_large_section): New function.
4208 (Output_section::is_large_data_section): New function.
4209 (class Output_segment): Add is_large_data_segment_ field.
4210 (Output_segment::is_large_data_segment): New function.
4211 (Output_segment::set_is_large_data_segment): New function.
4212 * output.cc (Output_section::Output_section): Initialize new
4213 fields.
4214 (Output_segment::Output_segment): Likewise.
4215 (Output_segment::add_output_section): Add assertion that large
4216 data sections always go in large data segments. Force small data
4217 sections to the end of the list of data sections. Force small BSS
4218 sections to the start of the list of BSS sections. For large BSS
4219 sections to the end of the list of BSS sections.
4220 * symtab.h (class Symbol): Declare is_common_shndx.
4221 (Symbol::is_defined): Check Symbol::is_common_shndx.
4222 (Symbol::is_common): Likewise.
4223 (class Symbol_table): Define enum Commons_section_type. Update
4224 declarations. Add small_commons_ and large_commons_ fields.
4225 * symtab.cc (Symbol::is_common_shndx): New function.
4226 (Symbol_table::Symbol_table): Initialize new fields.
4227 (Symbol_table::add_from_object): Put small and large common
4228 symbols in the right list.
4229 (Symbol_table::sized_finalized_symbol): Check
4230 Symbol::is_common_shndx.
4231 (Symbol_table::sized_write_globals): Likewise.
4232 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4233 common symbol lists. Don't call do_allocate_commons_list if the
4234 list is empty.
4235 (Symbol_table::do_allocate_commons_list): Remove is_tls
4236 parameter. Add comons_section_type parameter. Change all
4237 callers. Handle small and large common symbols.
4238 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4239 Symbol::is_common_shndx.
4240 * resolve.cc (symbol_to_bits): Likewise.
4241 * target.h (Target::small_common_shndx): New function.
4242 (Target::small_common_section_flags): New function.
4243 (Target::large_common_shndx): New function.
4244 (Target::large_common_section_flags): New function.
4245 (Target::new_output_section): New function.
4246 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4247 small_common_section_flags, and large_common_section_flags
4248 fields.
4249 (Target::do_new_output_section): New virtual function.
4250 * arm.cc (Target_arm::arm_info): Initialize new fields.
4251 * i386.cc (Target_i386::i386_info): Likewise.
4252 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4253 Likewise.
4254 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4255 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4256 (Target_x86_64::do_new_output_section): New function.
4257 * configure.ac: Define conditional MCMODEL_MEDIUM.
4258 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4259 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4260 (large_LDFLAGS): Define.
4261 * testsuite/large.c: New file.
4262 * testsuite/testfile.cc (Target_test::test_target_info):
4263 Initialize new fields.
4264 * configure, testsuite/Makefile.in: Rebuild.
4266 2009-06-05 Doug Kwan <dougkwan@google.com>
4268 * Makefile.am (CCFILES): Add target.cc.
4269 * Makefile.in: Regenerate.
4270 * i386.cc (class Target_i386): Define new virtual method to
4271 override do_is_local_label_name in parent.
4272 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4273 local symbols if --discard-locals or -X is given.
4274 * options.h (class General_options): Declare new options
4275 '--discard-locals' and '-X' for discarding locals.
4276 * target.h (class Target): Define new methods is_local_label_name.
4277 Declare new virtual method do_is_local_label_name.
4278 * target.cc: New file.
4279 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4280 (check_SCRIPTS): Add discard_locals_test.sh.
4281 (check_DATA): Add discard_local_tests.syms.
4282 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4283 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4284 * testsuite/Makefile.in: Regenerate.
4285 * testsuite/discard_locals_test.c: New file.
4286 * testsuite/discard_locals_test.sh: Same.
4288 2009-06-05 Doug Kwan <dougkwan@google.com>
4290 * object.cc (Sized_relobj::Sized_relobj): Initialize
4291 discarded_eh_frame_shndx_ to -1U.
4292 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4293 section.
4294 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4295 a discarded .eh_frame section.
4296 (Sized_relobj::do_finalize_local_symbols): Ditto.
4297 * object.h (class Sized_relobj): Declare new member
4298 discarded_eh_frame_shndx_.
4299 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4300 (local_labels_test.o, local_labels_test): New rules.
4301 * testsuite/Makefile.in: Regenerate.
4303 2009-06-04 Doug Kwan <dougkwan@google.com>
4305 * layout.cc (Layout::section_name_mapping): Add mapping for
4306 special ARM sections.
4308 2009-06-03 Doug Kwan <dougkwan@google.com>
4310 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4311 (utils::has_overflow): Same.
4313 2009-06-03 Ian Lance Taylor <iant@google.com>
4315 * layout.cc (Layout::section_name_mapping): New array, replacing
4316 Layout::linkonce_mapping.
4317 (Layout::section_name_mapping_count): New variable, replacing
4318 Layout::linkonce_mapping_count.
4319 (Layout::linkonce_output_name): Remove.
4320 (Layout::output_section_name): Rewrite.
4321 * layout.h (class Layout): Rename Linkonce_mapping to
4322 Section_name_mapping, linkonce_mapping to section_name_mapping,
4323 linkonce_mapping_count to section_name_mapping_count. Don't
4324 declare linkonce_output_name.
4326 2009-06-03 Doug Kwan <dougkwan@google.com>
4328 * gold/arm.cc (namespace utils): New.
4329 (Target_arm::reloc_is_non_pic): Define new method.
4330 (class Arm_relocate_functions): New.
4331 (Target_arm::Relocate::relocate): Handle relocation types used by
4332 Android.
4334 2009-06-03 Ian Lance Taylor <iant@google.com>
4336 * arm.cc (Target_arm::scan::global): Use || instead of |.
4338 2009-06-02 Doug Kwan <dougkwan@google.com>
4340 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4341 issued_non_pic_error_.
4342 (class Target_arm::Scan): Declare new method check_non_pic.
4343 Define new method symbol_needs_plt_entry.
4344 Declare new data member issued_non_pic_error_.
4345 (class Target_arm::Relocate): Declare new method
4346 should_apply_static_reloc.
4347 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4348 (Target_arm::Scan::check_non_pic): Define new method.
4349 (Target_arm::Scan::local): Handle a small subset of reloc types used
4350 by Android.
4351 (Target_arm::Scan::local): Same.
4352 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4354 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4356 * incremental.cc (Incremental_inputs::report_command_line): Filter
4357 out --incremental-* options.
4359 2009-05-29 Doug Kwan <dougkwan@google.com>
4361 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4362 template class.
4363 (class Target_arm): Update comment.
4364 (Target_arm::Target_arm): Initialize new data members GOT_,
4365 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4366 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4367 and Target_arm::rel_dyn_section.
4368 Declare new_enum Target_arm::Got_type.
4369 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4370 and DYNBSS_.
4371 Update commments for member do_dynsym_value.
4372 (Target_arm::got_size, Target_arm::plt_section,
4373 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4374 new methods inside class defintion.
4375 (Target_arm::got_section): Define new method.
4376 (Target_arm::rel_dyn_section): Same.
4377 (Output_data_plt_arm): New template class.
4378 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4379 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4380 (Output_data_plt_arm::add_entry): Same.
4381 (Output_data_plt_arm::first_plt_entry): Define new
4382 static data member for PLT instruction template.
4383 (Output_data_plt_arm::plt_entry): Same.
4384 (Output_data_plt_arm::do_write): Define new method.
4385 (Target_arm::make_plt_entry): Same.
4386 (Target_arm::do_finalize_sections): Same.
4387 (Target_arm::do_dynsym_value): Same.
4389 2009-05-28 Doug Kwan <dougkwan@google.com>
4391 * Makefile.am (TARGETSOURCES): Add arm.cc.
4392 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4393 * Makefile.in: Regenerate.
4394 * arm.cc: New file.
4395 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4397 2009-05-26 Doug Kwan <dougkwan@google.com>
4399 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4400 (General_options::check_excluded_libs): Strip off directories in
4401 archive name before matching like GNU ld does.
4402 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4403 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4404 (exclude_libs_test_LDFLAGS): Add linker option
4405 -Wl,--exclude-libs,libexclude_libs_test_3
4406 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4407 an explicit archive without using -l.
4408 (alt/libexclude_libs_test_3.a): New make rule.
4409 * testsuite/Makefile.in: Regenerate.
4410 * testsuite/exclude_libs_test.c : Declare lib3_default().
4411 (main): Call it.
4412 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4413 * exclude_libs_test_3.c: New file.
4415 2009-05-26 Nick Clifton <nickc@redhat.com>
4417 * po/id.po: New Indonesian translation.
4418 * po/gold.pot: Updated template file.
4420 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4422 * testsuite/Makefile.am: Add -ffunction-sections to compile
4423 gc_comdat_test files. Add -Wl,--gc-sections to build
4424 gc_comdat_test.
4425 * testsuite/Makefile.in: Regenerate.
4426 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4428 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4430 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4431 kept comdat section was garbage collected.
4432 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4433 * testsuite/Makefile.in: Regenerate.
4434 * testsuite/gc_comdat_test.sh: New file.
4435 * testsuite/gc_comdat_test_1.cc: New file.
4436 * testsuite/gc_comdat_test_2.cc: New file.
4438 2009-05-19 Doug Kwan <dougkwan@google.com>
4440 * archive.cc (Archive::Archive): Move constructor from archive.h
4441 to here. Initialize no_export_.
4442 (Archive::get_elf_object_for_member): Set no_export flag of object.
4443 * archive.h (Archive::Archive): Move constructor body to
4444 archive.cc.
4445 (Archive::no_export): New method.
4446 (Archive::no_export_): New field.
4447 * object.h (Object::Object): Initialize no_export_ to false.
4448 (Object::no_export, Object::set_no_export): New methods.
4449 (Object::no_export_): New field.
4450 * options.cc (General_options::parse_exclude_libs): New method.
4451 (General_options::check_excluded_libs) Same.
4452 * options.h (exclude_libs): New option.
4453 (General_options::check_excluded_libs): New method declaration.
4454 (General_options::excluded_libs_): New field.
4455 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4456 default or protected visibility if an object has no-export flag set.
4457 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4458 (check_SCRIPTS): Add exclude_libs_test.sh.
4459 (check_DATA): Add exclude_libs_test.syms.
4460 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4461 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4462 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4463 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4464 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4465 libexclude_libs_test_2.a): New rules.
4466 * testsuite/Makefile.in: Regenerate.
4467 * testsuite/exclude_libs_test.c: New file.
4468 * testsuite/exclude_libs_test.sh: Ditto.
4469 * testsuite/exclude_libs_test_1.c: Ditto.
4470 * testsuite/exclude_libs_test_2.c: Ditto.
4472 2009-05-15 Ian Lance Taylor <iant@google.com>
4474 * configure.ac: Check for declarations for cases where libiberty.h
4475 checks HAVE_DECL_xxx.
4476 * configure, config.in: Rebuild.
4478 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4480 * gold.h (Incremental_argument_list): Remove (invalid) forward
4481 declaration.
4482 * incremental.cc (Incremental_inputs::report_achive): New method.
4483 (Incremental_inputs::report_object): New method.
4484 (Incremental_inputs::report_script): New method.
4485 (Incremental_inputs::finalize_inputs): New method.
4486 (Incremental_inputs::finalize): Call finalize_inputs().
4487 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4488 Create inputs entries.
4489 * incremental.h (Incremental_input_type): New enum.
4490 (Incremental_inputs::Incremental_input): Initialize new fields.
4491 (Incremental_inputs::report_inputs): New method.
4492 (Incremental_inputs::report_achive): New method.
4493 (Incremental_inputs::report_object): New method.
4494 (Incremental_inputs::report_script): New method.
4495 (Incremental_inputs::finalize_inputs): New method.
4496 (Incremental_inputs::Input_info): New struct.
4497 (Incremental_inputs::Input_info_map): New typedef.
4498 (Incremental_inputs::lock_): New field.
4499 (Incremental_inputs::Inputs_): New field.
4500 (Incremental_inputs::Inputs_map): New field.
4501 * main.cc (main): Call Incremental_input::report_inputs.
4502 * options.h (Input_argument_list): Typedef moved from
4503 Input_arguments.
4504 (Input_file_group::Files): Remove, use ::Input_argument_list.
4505 (Input_file_group::Input_argument_list): Remove, use
4506 ::Input_argument_list.
4507 * plugin.cc (Plugin_manager::add_input_file): Add error in
4508 incremental build.
4509 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4510 functions.
4511 * script.cc (read_input_script): Call
4512 Incremental_input::report_script.
4513 * script.h (Script_info): New class.
4515 2009-04-27 Ian Lance Taylor <iant@google.com>
4517 * x86_64.cc (do_adjust_output_section): Set entsize to
4518 plt_entry_size.
4520 2009-04-23 Elliott Hughes <enh@google.com>
4522 * output.cc (Output_file::close): After short writes, continue
4523 writing from the correct offset in the buffer being written.
4525 2009-04-23 Chris Demetriou <cgd@google.com>
4527 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4528 * configure: Regenerate.
4529 * config.in: Regenerate.
4530 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4531 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4533 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4535 * incremental.cc (Incremental_inputs_header_data): Renamed from
4536 Incremental_input_header_data.
4537 (Incremental_inputs_header_data::data_size): New field.
4538 (Incremental_inputs_header_data::put_input_file_count): Renamed
4539 from input_file_count.
4540 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4541 from command_line_offset.
4542 (Incremental_inputs_header_data::put_reserved): Renamed from
4543 put_reserved.
4544 (Incremental_inputs_entry_data): Renamed from
4545 Incremental_input_entry_data.
4546 (Incremental_inputs_entry_data::data_size): New field.
4547 (Incremental_inputs::report_command_line): New method.
4548 (Incremental_inputs::finalize): New method.
4549 (Incremental_inputs::create_incremental_inputs_data): New method.
4550 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4551 * incremental.h: New file.
4552 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4553 (Layout::finalize): Create incremental inputs section in
4554 incremental builds.
4555 (Layout::create_incremental_info_sections): New method.
4556 * layout.h (Layout::incremental_inputs): New method.
4557 (Layout::create_incremental_info_sections): New method.
4558 (Layout::incremental_inputs_): New field.
4559 * main.cc (main): Notify Incremental_input of the command line.
4561 2009-04-01 Ian Lance Taylor <iant@google.com>
4562 Mikolaj Zalewski <mikolajz@google.com>
4564 * gold.h (reserve_unordered_map): Define, three versions, one for
4565 each version of Unordered_map.
4566 * layout.cc (Layout::Layout): Remove options parameter. Add
4567 number_of_input_files parameter. Don't initialize options_.
4568 Initialize number_of_input_files_ and resized_signatures_. Move
4569 sections_are_attached_.
4570 (Layout::layout_group): Reserve space for group_signatures_.
4571 (Layout::find_or_add_kept_section): Change name parameter to be a
4572 reference. Resize signatures_ map when it gets large enough.
4573 (Layout::layout_eh_frame): Use parameters->options() instead of
4574 this->options_.
4575 (Layout::make_output_section): Likewise.
4576 (Layout::attach_allocated_section_to_segment): Likewise.
4577 (Layout::finalize, Layout::create_executable_stack): Likewise.
4578 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4579 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4580 * layout.h (class Layout): Update declarations. Remove options_
4581 field. Add number_of_input_files_ and resized_signatures_
4582 fields. Move sections_are_attached_ field.
4583 * main.cc (main): Pass number of input files to Layout
4584 constructor. Don't pass options.
4586 2009-03-30 Ian Lance Taylor <iant@google.com>
4588 * ffsll.c (ffsll): Correct implementation.
4590 2009-03-27 Ian Lance Taylor <iant@google.com>
4592 * ffsll.c: New file.
4593 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4594 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4595 * ftruncate.c (ftruncate): Declare before definition.
4596 * mremap.c (mremap): Likewise.
4597 * pread.c (pread): Likewise.
4598 * configure, Makefile.in, config.in: Rebuild.
4600 * mremap.c: New file.
4601 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4602 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4603 (mremap): Declare if HAVE_MREMAP is not defined.
4604 * configure, Makefile.in, config.in: Rebuild.
4606 2009-03-27 Cary Coutant <ccoutant@google.com>
4608 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4609 position independent.
4610 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4611 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4613 2009-03-24 Cary Coutant <ccoutant@google.com>
4615 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4616 an executable.
4617 (needs_dynamic_reloc): Likewise.
4619 2009-03-24 Ian Lance Taylor <iant@google.com>
4621 * yyscript.y (file_cmd): Recognize EXTERN.
4622 (extern_name_list, extern_name_list_body): New nonterminals.
4623 * script.cc (script_add_extern): Define.
4624 * script-c.h (script_add_extern): Declare.
4626 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4628 * object.cc (is_elf_object): Define.
4629 * object.h (is_elf_object): Declare.
4630 * archive.cc (Archive::get_elf_object_for_member): Call
4631 is_elf_object.
4632 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4634 2009-03-24 Elliott Hughes <enh@google.com>
4636 * output.cc (Output_file::map_anonymous): Define.
4637 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4638 try an anonymous one. Report the size if the mmap fails.
4639 * output.h (class Output_file): Declare map_anonymous.
4641 2009-03-24 Ian Lance Taylor <iant@google.com>
4643 * target-select.cc (instantiate_target): Don't acquire the lock if
4644 the instantiated_target_ field has already been set.
4646 2009-03-23 Ian Lance Taylor <iant@google.com>
4648 * gold-threads.h (class Initialize_lock): Define.
4649 * gold-threads.cc (class Initialize_lock_once): Define.
4650 (initialize_lock_control): New static variable.
4651 (initialize_lock_pointer): New static variable.
4652 (initialize_lock_once): New static function.
4653 (Initialize_lock::Initialize_lock): Define.
4654 (Initialize_lock::initialize): Define.
4655 * target-select.h: Include "gold-threads.h".
4656 (class Target_selector): Add lock_ and initialize_lock_ fields.
4657 Don't define instantiate_target, just declare it.
4658 * target-select.cc (Target_selector::Target_selector): Initialize
4659 new fields.
4660 (Target_selector::instantiate_target): Define.
4661 * descriptors.h: Include "gold-threads.h".
4662 (class Descriptors): Add initialize_lock_ field.
4663 * descriptors.cc (Descriptors::Descriptors): Initialize new
4664 field.
4665 (Descriptors::open): Use initialize_lock_ field
4666 * errors.h (class Errors): Add initialize_lock_ field.
4667 * errors.cc (Errors::Errors): Initialize new field.
4668 (Errors::initialize_lock): Use initialize_lock_ field.
4669 * powerpc.cc (class Target_selector_powerpc): Remove
4670 instantiated_target_ field. In do_recognize call
4671 instantiate_target rather than do_instantiate_target. In
4672 do_instantiate_target just allocate a new target.
4673 * sparc.cc (class Target_selector_sparc): Likewise.
4675 * freebsd.h: New file.
4676 * i386.cc: Include "freebsd.h".
4677 (Target_i386): Derive from Target_freebsd rather than
4678 Sized_target.
4679 (Target_selector_i386): Derive from Target_selector_freebsd rather
4680 than Target_selector.
4681 * x86_64.cc: Include "freebsd.h".
4682 (Target_x86_64): Derive from Target_freebsd rather than
4683 Sized_target.
4684 (Target_selector_x86_64): Derive from Target_selector_freebsd
4685 rather than Target_selector.
4686 * target.h (class Target): Add adjust_elf_header and
4687 do_adjust_elf_header.
4688 * output.cc (Output_file_header:: do_sized_write): Call target
4689 adjust_elf_header routine.
4690 * configure.tgt: Set targ_osabi.
4691 * configure.ac: Define GOLD_DEFAULT_OSABI.
4692 * parameters.cc (Parameters::default_target): Pass
4693 GOLD_DEFAULT_OSABI to select_target.
4694 * target-select.h (class Target_selector): Make instantiate_target
4695 protected rather than private.
4696 * Makefile.am (HFILES): Add freebsd.h.
4697 * configure, Makefile.in, config.in: Rebuild.
4699 * merge.cc (do_add_input_section): Correct pend value. Change
4700 message about last entry not being null terminated from error to
4701 warning.
4703 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4705 * incremental.cc: New file.
4706 * Makefile.am (CCFILES): Add incremental.cc.
4707 * Makefile.in: Rebuild.
4709 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4711 * layout.cc (Layout::output_section_name): Preserve names
4712 of '.note.' sections.
4714 2009-03-19 Ian Lance Taylor <iant@google.com>
4716 * descriptors.cc (Descriptors::open): Check that the options are
4717 valid before using them.
4719 2009-03-18 Ian Lance Taylor <iant@google.com>
4721 * script-sections.h: Include <list>.
4722 (class Script_sections): Change Sections_elements from std::vector
4723 to std::list. Typedef public Elements_iterator. Add
4724 orphan_section_placement_, data_segment_align_start_, and
4725 saw_data_segment_align_ fields. Remove data_segment_align_index_
4726 field.
4727 * script-sections.cc (class Orphan_section_placement): New class.
4728 (class Sections_element): Add virtual functions is_relro and
4729 orphan_section_init. Remove virtual function place_orphan_here.
4730 (class Output_section_definition): Add is_relro and
4731 orphan_section_init. Remove place_orphan_here.
4732 (class Orphan_output_section): Likewise.
4733 (Script_sections::Script_sections): Update for field changes.
4734 (Script_sections::data_segment_align): Set saw_data_segment_align_
4735 and data_segment_align_start_, not data_segment_align_index.
4736 (Script_sections::data_segment_relro_end): Check
4737 saw_data_segment_align_. Use data_segment_align_start_ rather
4738 than data_segment_align_index_.
4739 (Script_sections::place_orphan): Rewrite to use
4740 Orphan_section_placement.
4742 2009-03-17 Ian Lance Taylor <iant@google.com>
4744 * archive.cc (Archive::add_symbols): Check for a version attached
4745 to the symbol name in the archive map.
4746 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4747 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4748 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4749 (ver_test_11.a): New target.
4750 * testsuite/Makefile.in: Rebuild.
4752 * configure.ac: Check for chsize and posix_fallocate. Replace
4753 ftruncate.
4754 * ftruncate.c: New file, from gnulib.
4755 * output.cc (posix_fallocate): Define dummy version if not
4756 HAVE_POSIX_FALLOCATE.
4757 (Output_file::map): Call posix_fallocate rather than lseek and
4758 write.
4759 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4760 * configure, Makefile.in, config.in: Rebuild.
4762 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4764 * layout.h (Layout::create_note): Add section_name parameter.
4765 * layout.cc (Layout::create_note): Likewise.
4766 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4768 2009-03-17 Ian Lance Taylor <iant@google.com>
4770 * descriptors.cc: Include "options.h".
4771 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4772 (Descriptors::open): Always use O_CLOEXEC when opening a new
4773 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4774 then set FD_CLOEXEC.
4776 * sparc.cc (class Target_sparc): Add has_got_section.
4777 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4778 make sure we have a GOT section.
4780 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4781 (Target_sparc::Scan::local): Likewise.
4782 (Target_sparc::Scan::global): Likewise.
4783 (Target_sparc::Relocate::relocate): Likewise.
4784 (Target_sparc::Relocate::relocate_tls): Likewise.
4786 * symtab.cc (Symbol_table::define_default_version): New function,
4787 broken out of add_from_object.
4788 (Symbol_table::add_from_object): Call define_default_version.
4789 (Symbol_table::define_special_symbol): Add resolve_oldsym
4790 parameter. Change all callers. If the version for a symbol comes
4791 from a version script, resolve it with the symbol with the same
4792 name with no version. Also add the symbol without a version if
4793 appropriate.
4794 (do_define_in_output_data): If resolving with oldsym, don't delete
4795 sym.
4796 (do_define_in_output_segment): Likewise.
4797 (do_define_as_constant): Likewise.
4798 * symtab.h (class Symbol_table): Update declarations.
4800 2009-03-13 Ian Lance Taylor <iant@google.com>
4802 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4803 (Read_symbols::requeue): New function.
4804 (Read_symbols::do_read_symbols): If make_elf_object fails because
4805 the target type is not configured, and the file was searched for,
4806 issue a warning and retry with the next directory.
4807 (Add_symbols::run): If the file has an incompatible format, and
4808 it was searched for, requeue the Read_symbols task. On error,
4809 release the object.
4810 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4811 dirindex parameter to constructor. Change all callers. Declare
4812 incompatible_warning and requeue.
4813 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4814 input_argument_ and input_group_ fields. Add them to
4815 constructor. Change all callers.
4816 (class Read_script): Add dirindex_ field. Add it to constructor.
4817 Change all callers.
4818 * archive.cc (Archive::setup): Remove input_objects parameter.
4819 Change all callers.
4820 (Archive::get_file_and_offset): Likewise.
4821 (Archive::read_all_symbols): Likewise.
4822 (Archive::read_symbols): Likewise.
4823 (Archive::get_elf_object_for_member): Remove input_objects
4824 parameter. Add punconfigured parameter. Change all callers.
4825 (Archive::add_symbols): Change return type to bool. Check return
4826 value of include_member.
4827 (Archive::include_all_members): Likewise.
4828 (Archive::include_member): Change return type to bool. Return
4829 false if first included object has incompatible target. Set
4830 included_member_ field.
4831 (Add_archive_symbols::run): If add_symbols returns false, requeue
4832 Read_symbols task.
4833 * archive.h (class Archive): Add included_member_ field.
4834 Initialize it in constructor. Add input_file and searched_for
4835 methods. Update declarations.
4836 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4837 input_argument_ fields. Add them to constructor. Change all
4838 callers.
4839 * script.cc: Include "target-select.h".
4840 (class Parser_closure): Add skip_on_incompatible_target_ and
4841 found_incompatible_target_ fields. Add
4842 skip_on_incompatible_target parameter to constructor. Change all
4843 callers. Add methods skip_on_incompatible_target,
4844 clear_skip_on_incompatible_target, found_incompatible_target, and
4845 set_found_incompatible_target.
4846 (read_input_script): Add dirindex parameter. Change all callers.
4847 If parser finds an incompatible target, requeue Read_symbols
4848 task.
4849 (script_set_symbol): Clear skip_on_incompatible_target in
4850 closure.
4851 (script_add_assertion, script_parse_option): Likewise.
4852 (script_start_sections, script_add_phdr): Likewise.
4853 (script_check_output_format): New function.
4854 * script.h (read_input_script): Update declaration.
4855 * script-c.h (script_check_output_format): Declare.
4856 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4857 (ignore_cmd): Remove OUTPUT_FORMAT.
4858 * fileread.cc (Input_file::Input_file): Add explicit this.
4859 (Input_file::will_search_for): New function.
4860 (Input_file::open): Add pindex parameter. Change all callers.
4861 * fileread.h (class Input_file): Add input_file_argument method.
4862 Declare will_search_for. Update declarations.
4863 * object.cc (make_elf_object): Add punconfigured parameter.
4864 Change all callers.
4865 * object.h (class Object): Make input_file public. Add
4866 searched_for method.
4867 (make_elf_object): Update declaration.
4868 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4869 restart search.
4870 * dirsearch.h (class Dirsearch): Update declaration.
4871 * options.h (class General_options): Add --warn-search-mismatch.
4872 * parameters.cc (Parameters::is_compatible_target): New function.
4873 * parameters.h (class Parameters): Declare is_compatible_target.
4874 * workqueue.cc (Workqueue::add_blocker): New function.
4875 * workqueue.h (class Workqueue): Declare add_blocker.
4877 * fileread.cc (Input_file::open): Remove options parameter.
4878 Change all callers.
4879 (Input_file::open_binary): Likewise.
4880 * script.cc (read_input_script): Likewise.
4881 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4882 options parameter from constructor. Change all callers.
4883 (class Read_script): Likewise.
4884 * fileread.h (class Input_file): Update declarations.
4885 * script.h (read_input_script): Update declaration.
4887 2009-03-10 Nick Clifton <nickc@redhat.com>
4889 * po/es.po: New Spanish translation.
4891 2009-03-06 Cary Coutant <ccoutant@google.com>
4893 * options.cc (parse_short_option): Keep dash_z from registering itself.
4895 2009-03-03 Ian Lance Taylor <iant@google.com>
4897 PR 9918
4898 * target-reloc.h (relocate_section): Pass output_section to
4899 relocate.
4900 * i386.cc (Target_i386::should_apply_static_reloc): Add
4901 output_section parameter. Change all callers.
4902 (Target_i386::Relocate::relocate): Add output_section parameter.
4903 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4904 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4905 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4906 * testsuite/two_file_shared.sh: New script.
4907 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4908 (check_DATA): Add two_file_shared.dbg.
4909 (two_file_shared.dbg): New target.
4910 * testsuite/Makefile.in: Rebuild.
4912 2009-03-01 Ian Lance Taylor <iant@google.com>
4914 * configure.ac: Check for byteswap.h.
4915 * configure: Rebuild.
4916 * config.in: Rebuild.
4918 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4920 * layout.cc (Layout::find_or_add_kept_section): New function.
4921 (Layout::add_comdat): Removed.
4922 * layout.h (struct Kept_section): Move out of class Layout.
4923 Remove trailing underscores from field names. Add group_sections
4924 field. Rename group_ field to is_group. Change all uses.
4925 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4926 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4927 comdat_groups_ field.
4928 (Sized_relobj::include_section_group): Use
4929 find_or_add_kept_section and Kept_section::group_sections.
4930 (Sized_relobj::include_linkonce_section): Likewise.
4931 * object.cc (class Sized_relobj): Don't define Comdat_group or
4932 Comdat_group_table. Remove find_comdat_group and
4933 add_comdat_group. Remove comdat_groups_ field.
4934 * plugin.cc (include_comdat_group): Use
4935 Layout::find_or_add_kept_section.
4937 2009-02-28 Ian Lance Taylor <iant@google.com>
4939 * README: --gc-sections and map files are now supported. Document
4940 some build requirements.
4942 PR 6992
4943 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4944 relocatable link set the value of the section symbol to zero.
4945 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4946 relocatable link don't include the section address in the local
4947 symbol value.
4949 2009-02-27 Ian Lance Taylor <iant@google.com>
4951 PR 6811
4952 * options.h (class Search_directory): Add is_system_directory.
4953 (class General_options): Declare is_in_system_directory.
4954 * options.cc (get_relative_sysroot): Make static.
4955 (get_default_sysroot): Make static.
4956 (General_optoins::is_in_system_directory): New function.
4957 * fileread.cc (Input_file::is_in_system_directory): New function.
4958 * fileread.h (class Input_file): Declare is_in_system_directory.
4959 * object.h (class Object): Add is_in_system_directory.
4960 (class Input_objects): Remove system_library_directory_ field.
4961 * object.cc (Input_objects::add_object): Don't set
4962 system_library_directory_.
4963 (input_objects::found_in_system_library_directory): Remove.
4964 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4965 parameter. Change all callers.
4966 (Symbol_table::sized_write_globals): Likewise.
4967 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4968 Call Object::is_in_system_directory.
4969 * symtab.h (class Symbol_table): Update declarations.
4971 PR 5990
4972 * descriptors.h (Open_descriptor): Add is_on_stack field.
4973 * descriptors.cc (Descriptors::open): If the descriptor is on the
4974 top of the stack, remove it. Initialize is_on_stack field.
4975 (Descriptors::release): Only add pod to stack if it is not on the
4976 stack already.
4977 (Descriptors::close_some_descriptor): Clear stack_next and
4978 is_on_stack fields.
4980 PR 7091
4981 * output.cc (Output_section::find_starting_output_address): Rename
4982 from starting_output_address; add PADDR parameter; change return
4983 type.
4984 * output.h (class Output_section): Declare
4985 find_starting_output_address instead of starting_output_address.
4986 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4987 section symbol for which we can't find a merge section.
4989 PR 9836
4990 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4991 hidden or internal, force the symbol to be local.
4992 * resolve.cc (Symbol::override_visibility): Define.
4993 (Symbol::override_base): Use override_visibility.
4994 (Symbol_table::resolve): Likewise.
4995 (Symbol::override_base_with_special): Likewise.
4996 (Symbol_table::override_with_special): If the visibility is hidden
4997 or internal, force the symbol to be local.
4998 * symtab.h (class Symbol): Add set_visibility and
4999 override_visibility.
5000 * testsuite/ver_test_1.sh: New file.
5001 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5002 (check_DATA): Add ver_test_1.syms.
5003 (ver_test_1.syms): New target.
5004 * testsuite/Makefile.in: Rebuild.
5006 2009-02-25 Cary Coutant <ccoutant@google.com>
5008 * layout.cc (Layout::choose_output_section): Don't rename sections
5009 when using a linker script that has a SECTIONS clause.
5010 * Makefile.in: Regenerate.
5012 * testsuite/Makefile.am (script_test_5.sh): New test case.
5013 * testsuite/Makefile.in: Regenerate.
5014 * testsuite/script_test_5.cc: New file.
5015 * testsuite/script_test_5.sh: New file.
5016 * testsuite/script_test_5.t: New file.
5018 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5020 * archive.cc (Archive::include_member): Update calls to add_symbols.
5021 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5022 the Layout argument.
5023 * dynobj.h (do_add_symbols): Add the Layout argument.
5024 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5025 Layout argument.
5026 * object.h (Object::add_symbols): Add the Layout argument.
5027 (Object::do_add_symbols): Add the Layout argument.
5028 (Sized_relobj::do_add_symbols): Add the Layout argument.
5029 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5030 Unify the two versions.
5031 (Add_plugin_symbols): Remove.
5032 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5033 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5034 (Add_plugin_symbols): Remove.
5035 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5036 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5037 (Add_symbols::run): Make it work with Pulginobj.
5039 2009-02-06 Ian Lance Taylor <iant@google.com>
5041 * object.cc (Sized_relobj::do_layout): Make info message start
5042 with lower case letter.
5044 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5046 * binary.cc: Fix file comment.
5048 * options.h (enum Incremental_disposition): Define.
5049 (class General_options): Add new options: --incremental,
5050 --incremental_changed, --incremental_unchanged,
5051 --incremental_unknown. Add incremental_disposition_ and
5052 implicit_incremental_ fields.
5053 (General_options::incremental_disposition): New function.
5054 (class Position_dependent_options): Add incremental_disposition
5055 option.
5056 (Position_dependent_options::copy_from_options): Set incremental
5057 dispositions.
5058 * options.cc (General_options::parse_incremental_changed): New
5059 function.
5060 (General_options::parse_incremental_unchanged): New function.
5061 (General_options::parse_incremental_unknown): New function.
5062 (General_options::General_options): Initialize new fields
5063 incremental_disposition_ and implicit_incremental_.
5064 (General_options::finalize): Check for uasge of --incremental-*
5065 without --incremental.
5067 2009-02-06 Chris Demetriou <cgd@google.com>
5069 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5070 pointer and to report location as the file name associated with
5071 the symbol.
5072 (gold_undefined_symbol_at_location): New function to replace the
5073 old gold_undefined_symbol functionality.
5074 * target-reloc.h (relocate_section): Update to use
5075 gold_undefined_symbol_at_location.
5076 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5077 Call gold_undefined_symbol function rather than gold_error.
5078 * errors.h (Errors::undefined_symbol): Take location as a
5079 string, rather than calculating it from a relocation.
5080 * errors.cc (Errors::fatal): Print "fatal error:" before the
5081 formatted message.
5082 (Errors::error, Errors::error_at_location): Print "error: "
5083 before the formatted message.
5084 (Errors::undefined_symbol): Take location as a string, rather
5085 than calculating it from a relocation.
5086 (gold_undefined_symbol_at_location): New function akin to
5087 old gold_undefined_symbol, calculates location from relocation.
5088 (gold_undefined_symbol): Change to take only a Symbol pointer
5089 and to report location as the file name associated with the symbol.
5090 * testsuite/debug_msg.sh: Update for changed error messages.
5091 * testsuite/undef_symbol.sh: Likewise.
5093 2009-02-04 Duncan Sands <baldrick@free.fr>
5095 PR 9812
5096 * reduced_debug_output.h
5097 (Output_reduced_debug_abbrev_section::failed): Use format for
5098 gold_warning.
5099 (Output_reduced_debug_info_section::faild): Likewise.
5101 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5103 * script.cc (Lazy_demangler): New class.
5104 (Version_script_info::get_symbol_version_helper): Demangle a
5105 symbol only once.
5107 2009-01-29 Cary Coutant <ccoutant@google.com>
5109 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5110 to __tls_get_addr.
5111 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5113 2009-01-28 Ian Lance Taylor <iant@google.com>
5115 * version.cc (version_string): Bump to 1.9.
5117 * gold.h: Include <cstring> and <stdint.h>.
5118 * version.cc: Include <cstdio>.
5119 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5120 warning.
5121 * reduced_debug_output.cc (insert_into_vector): Rename from
5122 Insert_into_vector; change all callers. Use Swap_unaligned to
5123 avoid aliasing issue; remove union since it is unnecessary.
5125 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5127 * Makefile.am (CCFILES): Add gc.cc.
5128 (HFILES): Add gc.h.
5129 * Makefile.in: Regenerate.
5130 * gold.cc (Gc_runner): New class.
5131 (queue_initial_tasks): Call garbage collection related tasks
5132 when corresponding options are invoked.
5133 (queue_middle_gc_tasks): New function.
5134 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5135 processed early before laying out sections during garbage collection.
5136 * gold.h (queue_middle_gc_tasks): New function.
5137 (is_prefix_of): Move from "layout.cc".
5138 * i386.cc (Target_i386::gc_process_relocs): New function.
5139 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5140 * main.cc (main): Create object of class "Garbage_collection".
5141 * object.cc (Relobj::copy_symbols_data): New function.
5142 (Relobj::is_section_name_included): New function.
5143 (Sized_relobj::do_layout): Allow this function to be called twice
5144 during garbage collection and defer layout of section during the
5145 first call.
5146 * object.h (Relobj::get_symbols_data): New function.
5147 (Relobj::is_section_name_included): New function.
5148 (Relobj::copy_symbols_data): New function.
5149 (Relobj::set_symbols_data): New function.
5150 (Relobj::get_relocs_data): New function.
5151 (Relobj::set_relocs_data): New function.
5152 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5153 (Relobj::gc_process_relocs): New function.
5154 (Relobj::do_gc_process_relocs): New pure virtual function.
5155 (Relobj::sd_): New data member.
5156 (Sized_relobj::is_output_section_offset_invalid): New function.
5157 (Sized_relobj::do_gc_process_relocs): New function.
5158 * options.h (General_options::gc_sections): Modify to not be a no-op.
5159 (General_options::print_gc_sections): New option.
5160 * plugin.cc (Plugin_finish::run): Remove function call to
5161 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5162 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5163 * reloc.cc (Read_relocs::run): Add task to process relocs and
5164 determine unreferenced sections when doing garbage collection.
5165 (Gc_process_relocs): New class.
5166 (Sized_relobj::do_gc_process_relocs): New function.
5167 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5168 sections that are garbage collected.
5169 * reloc.h (Gc_process_relocs): New class.
5170 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5171 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5172 symbols whose corresponding sections are garbage collected.
5173 (Symbol_table::Symbol_table): Add new parameter for the garbage
5174 collection object.
5175 (Symbol_table::gc_mark_undef_symbols): New function.
5176 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5177 (Symbol_table::gc_mark_dyn_syms): New function.
5178 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5179 as garbage.
5180 (Symbol_table::add_from_object): Likewise.
5181 (Symbol_table::add_from_relobj): When building shared objects, do not
5182 treat externally visible symbols as garbage.
5183 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5184 table information for static and relocatable links.
5185 * symtab.h (Symbol_table::set_gc): New function.
5186 (Symbol_table::gc): New function.
5187 (Symbol_table::gc_mark_undef_symbols): New function.
5188 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5189 (Symbol_table::gc_mark_dyn_syms): New function.
5190 (Symbol_table::gc_): New data member.
5191 * target.h (Sized_target::gc_process_relocs): New pure virtual
5192 function.
5193 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5194 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5196 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5198 * options.h (General_options::gc_sections): Define as a no-op for now.
5199 (General_options::no_keep_memory): Ditto.
5200 (General_options::Bshareable): Define.
5201 * options.cc (General_options::finalize): Honor -Bshareable.
5203 2009-01-20 Andreas Schwab <schwab@suse.de>
5205 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5206 read the value in the contents, since we don't use it. Use the
5207 template endianness when writing.
5208 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5210 2009-01-19 Andreas Schwab <schwab@suse.de>
5212 * configure.tgt (powerpc64-*): Fix targ_obj.
5214 2009-01-15 Ian Lance Taylor <iant@google.com>
5216 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5217 local symbols when stripping all symbols.
5219 2009-01-14 Cary Coutant <ccoutant@google.com>
5221 * output.cc (Output_reloc): Add explicit instantiations.
5223 2009-01-14 Cary Coutant <ccoutant@google.com>
5225 * archive.cc (Archive::get_elf_object_for_member): Remove call
5226 to File_read::claim_for_plugin.
5227 * descriptors.cc (Descriptors::open): Remove reference to
5228 is_claimed.
5229 (Descriptors::claim_for_plugin): Remove.
5230 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5231 (Descriptors::is_claimed): Remove.
5232 (claim_descriptor_for_plugin): Remove.
5233 * fileread.cc (File_read::claim_for_plugin): Remove.
5234 * fileread.h (File_read::claim_for_plugin): Remove.
5235 (File_read::descriptor): Reopen descriptor if necessary.
5236 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5237 (Plugin_manager::all_symbols_read): Add task parameter. Change
5238 all callers.
5239 (Plugin_manager::get_input_file): New function.
5240 (Plugin_manager::release_input_file): New function.
5241 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5242 corresponding data member.
5243 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5244 and pass to base constructor. Change all callers.
5245 (get_input_file, release_input_file): New functions.
5246 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5247 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5248 (Plugin_manager::all_symbols_read): Add task parameter.
5249 (Plugin_manager::get_input_file): New function.
5250 (Plugin_manager::release_input_file): New function.
5251 (Plugin_manager::task_): New data member.
5252 (Pluginobj::Pluginobj): Add filesize parameter.
5253 (Pluginobj::filename): New function.
5254 (Pluginobj::descriptor): New function.
5255 (Pluginobj::filesize): New function.
5256 (Pluginobj::filesize_): New data member.
5257 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5258 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5259 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5261 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5262 with archive libraries.
5263 * testsuite/Makefile.in: Regenerate.
5264 * testsuite/plugin_test.c (struct sym_info): New type.
5265 (get_input_file, release_input_file): New static variables.
5266 (onload): Capture new transfer vector entries.
5267 (claim_file_hook): Stop reading at end of file according to filesize.
5268 Factor out parsing of readelf output into separate function.
5269 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5270 APIs and get the source file name from the symbol table. Convert
5271 source file name to corresponding object file name. Print info
5272 message when adding new input files.
5273 (parse_readelf_line): New function.
5274 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5275 * testsuite/plugin_test_2.sh: Likewise.
5276 * testsuite/plugin_test_3.sh: Likewise.
5277 * testsuite/plugin_test_4.sh: New test case.
5279 2009-01-07 Ian Lance Taylor <iant@google.com>
5281 * version.cc (version_string): Bump to 1.8.
5283 2008-12-23 Cary Coutant <ccoutant@google.com>
5285 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5286 * plugin.cc (Plugin_manager::finish): Rename as
5287 layout_deferred_objects. Move cleanup to separate function.
5288 (Plugin_manager::cleanup): New function.
5289 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5290 separately.
5291 * plugin.h (Plugin_manager::finish): Rename as
5292 layout_deferred_objects.
5293 (Plugin_manager::cleanup): New function.
5294 (Plugin_manager::cleanup_done): New field.
5296 2008-12-23 Cary Coutant <ccoutant@google.com>
5298 * plugin.cc (is_visible_from_outside): New function.
5299 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5300 so we don't return "IR only" status for exported symbols or -r links.
5302 * testsuite/Makefile.am (plugin_test_3): New test case.
5303 * testsuite/Makefile.in: Regenerate.
5304 * testsuite/plugin_test_3.sh: New file.
5306 2008-12-22 Cary Coutant <ccoutant@google.com>
5308 * object.cc (Sized_relobj::layout_section): New function.
5309 (Sized_relobj::do_layout): Defer layout of input sections until after
5310 plugin has provided replacement files.
5311 (Sized_relobj::do_layout_deferred_sections): New function.
5312 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5313 (Relobj::layout_deferred_sections): New function.
5314 (Relobj::do_layout_deferred_sections): New function.
5315 (Sized_relobj::do_layout_deferred_sections): New function.
5316 (Sized_relobj::layout_section): New function.
5317 (Sized_relobj::Deferred_layout): New structure.
5318 (Sized_relobj::deferred_layout_): New field.
5319 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5320 Change all callers. Layout deferred sections.
5321 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5322 references.
5323 (Plugin_hook::run): Move code from do_plugin_hook inline.
5324 (Plugin_hook::do_plugin_hook): Remove.
5325 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5326 (Plugin_manager::finish): Renamed, was cleanup.
5327 (Plugin_manager::should_defer_layout): New function.
5328 (Plugin_manager::add_deferred_layout_object): New function.
5329 (Plugin_manager::Deferred_layout_list): New type.
5330 (Plugin_manager::deferred_layout_objects_): New field.
5331 (Plugin_hook::do_plugin_hook): Remove.
5333 2008-12-17 Ian Lance Taylor <iant@google.com>
5335 * options.h (class General_options): Add --no case for
5336 --export-dynamic.
5338 2008-12-16 Cary Coutant <ccoutant@google.com>
5340 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5341 vector.
5342 (Plugin_manager::claim_file): Create plugin object even if
5343 plugin did not call the add_symbols callback.
5344 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5345 asking for more symbols than were added.
5346 * testsuite/Makefile.am (plugin_test_1): Add test case with
5347 no global symbols.
5348 (empty.syms): New target.
5349 * testsuite/Makefile.in: Regenerate.
5350 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5351 message. Don't call add_symbols if no globals.
5352 (all_symbols_read_hook): Don't provide replacement for empty
5353 claimed file.
5355 2008-12-12 Ian Lance Taylor <iant@google.com>
5357 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5358 r_type == 0 for a local symbol with r_sym == 0.
5359 (scan_relocatable_relocs): Pass r_sym to
5360 local_non_section_strategy.
5361 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5362 r_sym parameter.
5364 * configure.ac: Update test for TLS descriptors: they are
5365 supported as of glibc 2.9.
5366 * configure: Rebuild.
5368 2008-12-11 Ian Lance Taylor <iant@google.com>
5370 PR 7091
5371 * target-reloc.h (Default_scan_relocatable_relocs): For each
5372 function, map r_type == 0 to RELOC_DISCARD.
5374 2008-12-10 Cary Coutant <ccoutant@google.com>
5376 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5377 object to override a kept COMDAT group from a plugin object.
5379 2008-12-09 Ian Lance Taylor <iant@google.com>
5381 PR 7088
5382 * yyscript.y (file_cmd): Handle INPUT.
5384 * testsuite/initpri1.c: Change all declarations to be full
5385 prototypes by adding void, to avoid compiler warnings.
5387 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5389 * options.cc (General_options::parse_plugin_opt): New.
5390 (General_options::add_plugin): The argument now is just the filename.
5391 (General_options::add_plugin_option): New.
5392 * options.h (plugin_opt): New.
5393 (add_plugin): Change argument name.
5394 (add_plugin_option): New.
5395 * plugin.cc (Plugin::load): Don't parse the plugin option.
5396 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5397 (Plugin::add_option): New.
5398 (Plugin::args_): Change type.
5399 (Plugin::filename_): New.
5400 (Plugin_manager::add_plugin_option): New.
5401 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5402 * testsuite/Makefile.in: Regenerate.
5404 2008-12-05 Cary Coutant <ccoutant@google.com>
5406 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5407 Handle --strip-lto-sections option.
5408 * options.h (strip_lto_sections): New option.
5410 2008-12-01 Cary Coutant <ccoutant@google.com>
5412 * plugin.cc (ld_plugin_message): Change format parameter to const.
5413 Fix mismatch between new[] and delete.
5415 2008-11-14 Cary Coutant <ccoutant@google.com>
5417 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5418 instead of -1U.
5420 2008-11-05 Craig Silverstein <csilvers@google.com>
5422 * options.cc (General_options::parse_dynamic_list): New function.
5423 * options.h (General_options): New flags dynamic_list,
5424 dynamic_list_data, dynamic_list_cpp_new, and
5425 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5426 (General_options::in_dynamic_list): New function.
5427 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5428 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5429 (Lex::can_continue_name): Likewise.
5430 (yylex): Likewise.
5431 (read_script_file): New parameter script_options.
5432 (read_dynamic_list): New function.
5433 (Script_options::define_dynamic_list): New function.
5434 (dynamic_list_keyword_parsecodes): New variable.
5435 (dynamic_list_keywords): New variable.
5436 * script.h (Script_options::define_dynamic_list): New function
5437 prototype.
5438 (read_dynamic_list): New function prototype.
5439 * symtab.cc (strprefix): New macro.
5440 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5441 dynamic_list_data, dynamic_list_cpp_new, and
5442 dynamic_list_cpp_typeinfo.
5443 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5444 (dynamic_list_expr): New rule.
5445 (dynamic_list_nodes): Likewise.
5446 (dynamic_list_node): Likewise.
5447 * testsuite/Makefile.am (dynamic_list): New test.
5448 * testsuite/Makefile.in: Regenerated.
5449 * testsuite/dynamic_list.t: New file.
5450 * testsuite/dynamic_list.sh: New file.
5452 2008-11-05 Craig Silverstein <csilvers@google.com>
5454 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5455 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5456 (t11_last): Likewise.
5457 * testsuite/ver_test_6.c (main): Likewise.
5459 2008-10-07 Cary Coutant <ccoutant@google.com>
5461 * options.c (General_options::finalize): Add check for -static and
5462 -shared.
5463 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5464 is not empty.
5466 2008-10-02 Cary Coutant <ccoutant@google.com>
5468 * plugin.cc (make_sized_plugin_object): Fix conditional
5469 compilation to work when not all targets are enabled.
5471 2008-09-29 Cary Coutant <ccoutant@google.com>
5473 * archive.cc (Archive::get_file_and_offset): Use filename instead
5474 of name to get library path.
5475 (Archive::include_member): Unlock external member of a thin archive.
5477 * testsuite/Makefile.am (TEST_AR): New variable.
5478 (thin_archive_test_1): New test.
5479 (thin_archive_test_2): New test.
5480 * testsuite/Makefile.in: Regenerate.
5481 * testsuite/thin_archive_main.cc: New file.
5482 * testsuite/thin_archive_test_1.cc: New file.
5483 * testsuite/thin_archive_test_2.cc: New file.
5484 * testsuite/thin_archive_test_3.cc: New file.
5485 * testsuite/thin_archive_test_4.cc: New file.
5487 2008-09-29 Cary Coutant <ccoutant@google.com>
5489 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5490 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5491 instead of -1U.
5492 (Sized_relobj::do_finalize_local_symbols): Likewise.
5493 (Sized_relobj::map_to_kept_section): Likewise.
5494 * object.h (Sized_relobj::invalid_address): New constant.
5495 (Sized_relobj::do_output_section_offset): Check for invalid_address
5496 and return -1ULL.
5497 * output.cc (Output_reloc::local_section_offset): Use constant
5498 invalid_address instead of -1U.
5499 (Output_reloc::get_address): Likewise.
5500 (Output_section::output_address): Change -1U to -1ULL.
5501 * output.h (Output_reloc::invalid_address): New constant.
5502 * reloc.cc (Sized_relobj::write_sections): Use constant
5503 invalid_address instead of -1U.
5504 (Sized_relobj::relocate_sections): Likewise.
5505 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5506 values for merge sections.
5507 * target-reloc.h (relocate_for_relocatable): Use constant
5508 invalid_address instead of -1U.
5510 2008-09-19 Cary Coutant <ccoutant@google.com>
5512 Add plugin functionality for link-time optimization (LTO).
5513 * configure.ac (plugins): Add --enable-plugins option.
5514 * configure: Regenerate.
5515 * config.in: Regenerate.
5516 * Makefile.am (LIBDL): New variable.
5517 (CCFILES): Add plugin.cc.
5518 (HFILES): Add plugin.h.
5519 (ldadd_var): Add LIBDL.
5520 * Makefile.in: Regenerate.
5522 * archive.cc: Include "plugin.h".
5523 (Archive::setup): Don't preread archive symbols when using a plugin.
5524 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5525 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5526 files.
5527 (Archive::include_member): Add symbols from plugin objects.
5528 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5529 * descriptors.cc (Descriptors::open): Check for file descriptors
5530 abandoned by plugins.
5531 (Descriptors::claim_for_plugin): New function.
5532 * descriptors.h (Descriptors::claim_for_plugin): New function.
5533 (Open_descriptor::is_claimed): New field.
5534 (claim_descriptor_for_plugin): New function.
5535 * fileread.cc (File_read::claim_for_plugin): New function.
5536 * fileread.h (File_read::claim_for_plugin): New function.
5537 (File_read::descriptor): New function.
5538 * gold.cc: Include "plugin.h".
5539 (queue_initial_tasks): Add task to call plugin hooks for generating
5540 new object files.
5541 * main.cc: Include "plugin.h".
5542 (main): Load plugin libraries.
5543 * object.h (Pluginobj): Declare.
5544 (Object::pluginobj): New function.
5545 (Object::do_pluginobj): New function.
5546 (Object::set_target): New function.
5547 * options.cc: Include "plugin.h".
5548 (General_options::parse_plugin): New function.
5549 (General_options::General_options): Initialize plugins_ field.
5550 (General_options::add_plugin): New function.
5551 * options.h (Plugin_manager): Declare.
5552 (General_options): Add --plugin option.
5553 (General_options::has_plugins): New function.
5554 (General_options::plugins): New function.
5555 (General_options::add_plugin): New function.
5556 (General_options::plugins_): New field.
5557 * plugin.cc: New file.
5558 * plugin.h: New file.
5559 * readsyms.cc: Include "plugin.h".
5560 (Read_symbols::do_read_symbols): Check for archive before checking
5561 for ELF file. Call plugin hooks to claim files.
5562 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5563 from a real object file; force override when processing replacement
5564 files.
5565 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5566 (Symbol::init_base_object): Likewise.
5567 (Symbol::init_base_output_data): Likewise.
5568 (Symbol::init_base_output_segment): Likewise.
5569 (Symbol::init_base_constant): Likewise.
5570 (Symbol::init_base_undefined): Likewise.
5571 (Symbol::output_section): Assert that object is not a plugin.
5572 (Symbol_table::add_from_pluginobj): New function.
5573 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5574 undefined.
5575 (Symbol_table::sized_write_globals): Likewise.
5576 (Symbol_table::add_from_pluginobj): Instantiate template.
5577 * symtab.h (Sized_pluginobj): Declare.
5578 (Symbol::in_real_elf): New function.
5579 (Symbol::set_in_real_elf): New function.
5580 (Symbol::in_real_elf_): New field.
5581 (Symbol_table::add_from_pluginobj): New function.
5583 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5584 (LIBDL): New variable.
5585 (LDADD): Add LIBDL.
5586 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5587 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5588 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5589 (MOSTLYCLEANFILES): Likewise.
5590 * testsuite/Makefile.in: Regenerate.
5591 * testsuite/plugin_test.c: New file.
5592 * testsuite/plugin_test_1.sh: New file.
5593 * testsuite/plugin_test_2.sh: New file.
5595 2008-09-16 Ian Lance Taylor <iant@google.com>
5597 * target-reloc.h (relocate_section): Check whether a symbol is
5598 defined by the ABI before reporting an undefined symbol error.
5599 * target.h (Target::is_defined_by_abi): Make parameter const.
5600 (Target::do_is_defined_by_abi): Likewise.
5601 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5602 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5603 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5604 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5605 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5606 * testsuite/Makefile.in: Rebuild.
5608 * fileread.cc (make_view): Add casts to avoid warning.
5610 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5612 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5613 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5615 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5617 * options.h (General_options::output_is_executable): New.
5618 (General_options::output_is_pie): New.
5619 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5620 for shared libraries.
5621 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5623 2008-09-11 Chris Demetriou <cgd@google.com>
5625 * options.h (origin): New -z option.
5626 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5627 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5628 in DT_FLAGS_1.
5630 2008-09-05 Cary Coutant <ccoutant@google.com>
5632 * fileread.cc (File_read::make_view): Add check for attempt to map
5633 beyond end of file.
5635 2008-09-05 Cary Coutant <ccoutant@google.com>
5637 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5638 explicit instantiations.
5640 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5642 PR gold/6858
5643 * options.cc (General_options::finalize): Allow undefined symbols
5644 in shlibs if linking -shared.
5646 PR gold/6859
5647 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5648 symbols as not needing a dynsym entry.
5650 2008-08-20 Craig Silverstein <csilvers@google.com>
5652 * fileread.cc (File_read::open): Do not lock the file unless it
5653 was successfully opened.
5655 2008-08-14 Cary Coutant <ccoutant@google.com>
5657 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5658 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5659 * testsuite/tls_test.cc (struct int128): 128-bit struct
5660 for testing TLS relocs with non-zero addend.
5661 (v12): New TLS variable.
5662 (t12): New test.
5663 (t_last): Add check for v12.
5664 * testsuite/tls_test.h (t12): New function.
5665 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5667 2008-08-13 Ian Lance Taylor <iant@google.com>
5669 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5670 set tls_segment_ or relro_segment_.
5671 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5672 when appropriate.
5673 * output.h (Output_section::clear_is_relro): New function.
5674 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5675 sections specially even when output_data_ is empty.
5676 (Output_segment::maximum_alignment): When first section is relro,
5677 only force alignment for PT_LOAD segments.
5678 * script.cc (script_data_segment_align): New function.
5679 (script_data_segment_relro_end): New function.
5680 * script-c.h (script_data_segment_align): Declare.
5681 (script_data_segment_relro_end): Declare.
5682 * script-sections.h (class Script_sections): Declare
5683 data_segment_align and data_segment_relro_end. Add fields
5684 segment_align_index_ and saw_relro_end_.
5685 * script-sections.cc (class Sections_element): Add set_is_relro
5686 virtual function. Add new bool* parameter to place_orphan_here.
5687 Add get_output_section virtual function.
5688 (class Output_section_definition): Add set_is_relro. Add new
5689 bool* parameter to place_orphan_here. Add get_output_section.
5690 Add is_relro_ field.
5691 (Output_section_definition::Output_section_definition): Initialize
5692 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5693 and is_relro_ fields.
5694 (Output_section_definition::place_orphan_here): Add is_relro
5695 parameter.
5696 (Output_section_definition::set_section_addresses): Set relro for
5697 output section.
5698 (Output_section_definition::alternate_constraint): Likewise.
5699 (class Orphan_output_section): Add new bool* parameter to
5700 place_orphan_here. Add get_output_section.
5701 (Orphan_output_section::place_orphan_here): Add is_relro
5702 parameter.
5703 (Script_sections::Script_sections): Initialize
5704 data_segment_align_index_ and saw_relro_end_.
5705 (Script_sections::data_segment_align): New function.
5706 (Script_sections::data_segment_relro_end): New function.
5707 (Script_sections::place_orphan): Set or clear is_relro.
5708 (Script_sections::set_section_addresses): Force alignment of first
5709 TLS section.
5710 * yyscript.y (exp): Call script_data_segment_align and
5711 script_data_segment_relro_end.
5712 * testsuite/relro_script_test.t: New file.
5713 * testsuite/relro_test.cc (using_script): Declare.
5714 (t1, t2): Test using_script.
5715 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5716 (relro_script_test_SOURCES): Define.
5717 (relro_script_test_DEPENDENCIES): Define.
5718 (relro_script_test_LDFLAGS): Define.
5719 (relro_script_test_LDADD): Define.
5720 (relro_script_test.so): New target.
5721 * testsuite/Makefile.in: Rebuild.
5723 2008-08-06 Cary Coutant <ccoutant@google.com>
5725 * archive.cc (Archive::total_archives, Archive::total_members)
5726 (Archive::total_members_loaded): New variables.
5727 (Archive::setup): Add parameter. Add option to preread
5728 archive symbols.
5729 (Archive::read_armap): Add counter.
5730 (Archive::get_file_and_offset): New function.
5731 (Archive::get_elf_object_for_member): New function.
5732 (Archive::read_all_symbols): New function.
5733 (Archive::read_symbols): New function.
5734 (Archive::add_symbols): Add counters.
5735 (Archive::include_all_members): Use armap to find members if it's
5736 already built.
5737 (Archive::include_member): Skip reading symbols if already read.
5738 Factored code into Archive::get_file_and_offset and
5739 Archive::get_elf_object_for_member. Changed call to
5740 Mapfile::report_include_archive_member.
5741 (Archive::print_stats): New function.
5742 * archive.h: Declare Object and Read_symbols_data classes.
5743 (Archive::Archive): Add initializers for new members.
5744 (Archive::setup): Add parameter.
5745 (Archive::print_stats): New function.
5746 (Archive::total_archives, Archive::total_members)
5747 (Archive::total_members_loaded): New variables.
5748 (Archive::get_file_and_offset): New function.
5749 (Archive::get_elf_object_for_member): New function.
5750 (Archive::read_all_symbols): New function.
5751 (Archive::read_symbols): New function.
5752 (Archive::Archive_member): New class.
5753 (Archive::members_): New member.
5754 (Archive::num_members_): New member.
5755 * main.cc: Include archive.h.
5756 (main): Call Archive::print_stats.
5757 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5758 archive parameter; member_name is now the fully-decorated name.
5759 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5760 * options.h: (General_options): Add --preread-archive-symbols option.
5761 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5762 Archive::setup.
5764 2008-08-04 Ian Lance Taylor <iant@google.com>
5766 * symtab.h (Symbol::use_plt_offset): New function.
5767 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5768 * powerpc.cc (Relocate::relocate): Likewise.
5769 * sparc.cc (Relocate::relocate): Likewise.
5770 * x86_64.cc (Relocate::relocate): Likewise.
5771 * testsuite/weak_plt.sh: New test.
5772 * testsuite/weak_plt_main.cc: New test.
5773 * testsuite/weak_plt_shared.cc: New test.
5774 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5775 (check_PROGRAMS): Add weak_plt.
5776 (check_DATA): Add weak_plt_shared.so.
5777 (weak_plt_main_pic.o, weak_plt): New targets.
5778 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5779 * testsuite/Makefile.in: Rebuild.
5781 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5782 gcctestdir/ld.
5783 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5784 * testsuite/Makefile.in: Rebuild.
5786 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5788 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5789 * Makefile.in: Regenerate.
5790 * po/POTFILES.in: Regenerate.
5792 2008-07-29 Ian Lance Taylor <iant@google.com>
5794 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5795 symbols before other symbols.
5796 * testsuite/script_test_2.cc (test_addr): Declare.
5797 (test_addr_alias): Declare.
5798 (main): Check that test_addr and test_addr_alias have the right
5799 values.
5800 * testsuite/script_test_2.t: Define test_addr_alias and
5801 test_addr.
5803 2008-07-24 Ian Lance Taylor <iant@google.com>
5805 PR 5990
5806 * descriptors.cc: New file.
5807 * descriptors.h: New file.
5808 * gold-threads.h (class Hold_optional_lock): New class.
5809 * fileread.cc: Include "descriptors.h".
5810 (File_read::~File_read): Release descriptor rather than closing
5811 it.
5812 (File_read::open) [file]: Call open_descriptor rather than open.
5813 Set is_descriptor_opened_.
5814 (File_read::open) [memory]: Assert that descriptor is not open.
5815 (File_read::reopen_descriptor): New function.
5816 (File_read::release): Release descriptor.
5817 (File_read::do_read): Make non-const. Reopen descriptor.
5818 (File_read::read): Make non-const.
5819 (File_read::make_view): Reopen descriptor.
5820 (File_read::do_readv): Likewise.
5821 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5822 Update declarations.
5823 * layout.cc: Include "descriptors.h".
5824 (Layout::create_build_id): Use open_descriptor rather than open.
5825 * output.cc: Include "descriptors.h".
5826 (Output_file::open): Use open_descriptor rather than open.
5827 * archive.cc (Archive::const_iterator): Change Archive to be
5828 non-const.
5829 (Archive::begin, Archive::end): Make non-const.
5830 (Archive::count_members): Likewise.
5831 * archive.h (class Archive): Update declarations.
5832 * object.h (Object::read): Make non-const.
5833 * Makefile.am (CCFILES): Add descriptors.cc.
5834 (HFILES): Add descriptors.h.
5835 * Makefile.in: Rebuild.
5837 PR 6716
5838 * gold.h: Always include <clocale>. Add Solaris workarounds
5839 following code in binutils/sysdep.h.
5841 PR 6048
5842 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5843 this->eh_frame_hdr_ is NULL before using it.
5845 * dynobj.cc (Versions::Versions): Update comment.
5847 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5848 the base version name.
5850 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5851 array size plus one.
5852 (Stringpool_template::set_string_offsets): Subtract one from key
5853 before using it as an array index.
5854 (Stringpool_template::get_offset_with_length): Likewise.
5855 (Stringpool_template::write_to_buffer): Likewise.
5856 * stringpool.h (Stringpool_template::get_offset_from_key):
5857 Likewise.
5859 2008-07-23 Ian Lance Taylor <iant@google.com>
5861 PR 6658
5862 * object.h (Merged_symbol_value::value): Do our best to handle a
5863 negative addend.
5865 PR 6647
5866 * script.cc (Version_script_info::get_versions): Don't add empty
5867 version tag to return value.
5868 (Version_script_info::get_symbol_version_helper): Change return
5869 type to bool. Add pversion parameter. Change all callers.
5870 (script_register_vers_node): Don't require a non-NULL tag.
5871 * script.h (class Version_script_info): Update declarations.
5872 (Version_script_info::get_symbol_version): Change return type to
5873 bool. Add version parameter. Change all callers.
5874 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5875 handling. Handle an empty version from a version script.
5876 (Symbol_table::define_special_symbol): Likewise.
5877 * testsuite/ver_test_10.script: New file.
5878 * testsuite/ver_test_10.sh: New file.
5879 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5880 (check_DATA): Add ver_test_10.syms.
5881 (ver_test_10.syms, ver_test_10.so): New target.
5882 * testsuite/Makefile.in: Rebuild.
5884 2008-07-23 Simon Baldwin <simonb@google.com>
5886 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5887 to zero for undefined symbols from dynamic libraries.
5889 2008-07-23 Ian Lance Taylor <iant@google.com>
5891 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5892 Change all callers.
5893 * symtab.h (class Symbol_table): Update declaration.
5894 * testsuite/ver_test_9.cc: New file.
5895 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5896 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5897 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5898 (ver_test_9.so, ver_test_9.o): New targets.
5899 * testsuite/Makefile.in: Rebuild.
5901 2008-07-22 Ian Lance Taylor <iant@google.com>
5903 * options.h (class General_options): Define --check-sections.
5904 * layout.cc (Layout::set_segment_offsets): Handle
5905 --check-sections.
5907 * options.h (class General_options): Define -n/--nmagic and
5908 -N/--omagic.
5909 * options.cc (General_options::finalize): For -n/--nmagic or
5910 -N/--omagic, set -static.
5911 * layout.cc (Layout::attach_allocated_section_to_segment): If
5912 -N/--omagic, don't put read-only and read-write sections in
5913 different segments.
5914 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5915 finding a read-only segment.
5916 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5917 don't set the minimum segment alignment to the common page size,
5918 and don't set the file offset to the address modulo the page size.
5919 * script-sections.cc (Script_sections::create_segments): If
5920 -n/--omagic, don't put read-only and read-write sections in
5921 different segments.
5923 * cref.cc: New file.
5924 * cref.h: New file.
5925 * options.h (class General_options): Add --print-symbol-counts.
5926 * main.cc (main): Issue defined symbol report if requested.
5927 * archive.cc (Archive::interpret_header): Make into a const member
5928 function.
5929 (Archive::add_symbols): Call Input_objects::archive_start and
5930 archive_stop.
5931 (Archive::const_iterator): Define new class.
5932 (Archive::begin, Archive::end): New functions.
5933 (Archive::include_all_members): Rewrite to use iterator.
5934 (Archive::count_members): New function.
5935 * archive.h (class Archive): Update declarations.
5936 (Archive::filename): New function.
5937 * object.cc: Include "cref.h".
5938 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5939 (Sized_relobj::do_get_global_symbol_counts): New function.
5940 (Input_objects::add_object): Add object to cross-referencer.
5941 (Input_objects::archive_start): New function.
5942 (Input_objects::archive_stop): New function.
5943 (Input_objects::print_symbol_counts): New function.
5944 * object.h: Declare Cref and Archive.
5945 (Object::get_global_symbol_counts): New function.
5946 (Object::do_get_global_symbol_counts): New pure virtual function.
5947 (class Sized_relobj): Add defined_count_ field. Update
5948 declarations.
5949 (class Input_objects): Add cref_ field. Update constructor.
5950 Update declarations.
5951 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5952 defined_count_.
5953 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5954 symbol counts.
5955 (Sized_dynobj::do_get_global_symbol_counts): New function.
5956 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5957 defined_count_. Update declarations. Define Symbols typedef.
5958 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5959 parameter. Change all callers.
5960 (Symbol_table::add_from_dynobj): Add sympointers and defined
5961 parameters. Change all callers.
5962 * symtab.h (class Symbol_table): Update declarations.
5963 * Makefile.am (CCFILES): Add cref.cc.
5964 (HFILES): Add cref.h.
5965 * Makefile.in: Rebuild.
5967 2008-07-22 Simon Baldwin <simonb@google.com>
5969 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5970 to zero when writing undefined symbols.
5972 2008-07-22 Ian Lance Taylor <iant@google.com>
5974 * output.cc (Output_section::add_input_section): Don't try to
5975 merge empty merge sections.
5977 2008-07-21 Craig Silverstein <csilvers@google.com>
5979 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5980 Include symbol version in error message.
5982 2008-07-20 Chris Demetriou <cgd@google.com>
5984 * configure.ac (gold_cv_c_random_seed): New configured variable.
5985 (RANDOM_SEED_CFLAGS): New substituted variable.
5986 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5987 * configure: Rebuild.
5988 * Makefile.in: Likewise.
5989 * testsuite/Makefile.in: Likewise.
5991 2008-07-18 Ian Lance Taylor <iant@google.com>
5993 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5994 where we see NAME/NULL and NAME/VERSION as separate symbols.
5995 * testsuite/ver_test_main.cc (main): Call t4.
5996 (t4, t4_2a): Define.
5997 * testsuite/ver_test_2.cc (t4_2): Define.
5998 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5999 * testsuite/ver_test_4.cc (t4_2a): Define.
6000 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6001 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6003 2008-07-17 Ian Lance Taylor <iant@google.com>
6005 * dynobj.cc (Versions::add_def): If we give an error about a
6006 missing version, go ahead and create the version anyhow.
6008 2008-07-10 Ian Lance Taylor <iant@google.com>
6010 Handle output sections with more than 0x7fffffff bytes.
6011 * object.h (class Relobj): Change map_to_output_ to
6012 output_sections_, and just keep a section pointer. Change all
6013 uses. Move comdat group support to Sized_relobj.
6014 (Relobj::is_section_specially_mapped): Remove.
6015 (Relobj::output_section): Remove poff parameter. Change all
6016 callers.
6017 (Relobj::output_section_offset): New function.
6018 (Relobj::set_section_offset): Rewrite.
6019 (Relobj::map_to_output): Remove.
6020 (Relobj::output_sections): New function.
6021 (Relobj::do_output_section_offset): New pure virtual function.
6022 (Relobj::do_set_section_offset): Likewise.
6023 (class Sized_relobj): Add section_offsets_ field. Add comdat
6024 group support from Relobj. Update declarations.
6025 (Sized_relobj::get_output_section_offset): New function.
6026 (Sized_relobj::do_output_section_offset): New function.
6027 (Sized_relobj::do_set_section_offset): New function.
6028 * object.cc (Relobj::output_section_address): Remove.
6029 (Sized_relobj::Sized_relobj): Initialize new fields.
6030 (Sized_relobj::include_section_group): Cast find_kept_object to
6031 Sized_relobj.
6032 (Sized_relobj::include_linkonce_section): Likewise.
6033 (Sized_relobj::do_layout): Use separate arrays for output section
6034 and output offset.
6035 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6036 output_sections.
6037 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6038 output_sections and section_offsets.
6039 (Sized_relobj::write_local_symbols): Likewise.
6040 (map_to_kept_section): Compute output address directly.
6041 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6042 output_sections and section_offsets.
6043 (Sized_relobj::write_sections): Likewise.
6044 (Sized_relobj::relocate_sections): Likewise.
6045 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6046 * output.h (class Output_reloc): Update declarations. Change
6047 u2_.relobj to Sized_relobj*.
6048 (class Output_data_reloc): Change add functions to use
6049 Sized_relobj*.
6050 * output.cc (Output_reloc::Output_reloc): Change relobj to
6051 Sized_relobj*.
6052 (Output_reloc::local_section_offset): Change return type to
6053 Elf_Addr. Use get_output_section_offset.
6054 (Output_reloc::get_address): Likewise.
6055 (Output_section::is_input_address_mapped): Don't call
6056 is_section_specially_mapped.
6057 (Output_section::output_offset): Likewise.
6058 (Output_section::output_address): Likewise.
6059 (Output_section::starting_output_address): Likewise.
6060 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6061 parameter to Sized_relobj*.
6062 (Copy_relocs::need_copy_reloc): Likewise.
6063 (Copy_relocs::save): Likewise.
6064 * copy-relocs.h (class Copy_relocs): Update declarations.
6065 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6066 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6067 * target-reloc.h (relocate_for_relocatable): Change
6068 offset_in_output_section type to Elf_Addr. Change code that uses
6069 it as well.
6070 * layout.cc (Layout::layout): Always set *off.
6071 * mapfile.cc (Mapfile::print_input_section): Use
6072 output_section_offset.
6073 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6074 Sized_relobj*.
6075 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6076 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6077 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6079 2008-07-03 Ian Lance Taylor <iant@google.com>
6081 * layout.cc (Layout::include_section): Do not discard unrecognized
6082 SHT_STRTAB sections.
6084 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6086 * script.cc (Lex::can_continue_name): Make '?' allowable in
6087 version-script names.
6088 * testsuite/version_script.map: Change glob pattern to use '?'
6090 2008-06-30 Manish Singh <yosh@gimp.org>
6092 PR 6585
6093 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6094 Correct typo.
6096 2008-06-30 Ian Lance Taylor <iant@google.com>
6098 PR 6660
6099 PR 6682
6100 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6101 versions]: Don't try to read the value in the contents, since we
6102 don't use it. Use the template endianness when writing.
6104 2008-06-25 Cary Coutant <ccoutant@google.com>
6106 * fileread.cc (File_read::make_view): Assert on zero-length view.
6107 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6108 symbol table when there are no symbols to read.
6110 2008-06-23 Craig Silverstein <csilvers@google.com>
6112 * version.cc (version_string): Bump to 1.7
6114 2008-06-18 Craig Silverstein <csilvers@google.com>
6116 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6117 constant 0xFFFF to type Valtype.
6118 (Powerpc_relocate_functions::rel16_ha): Likewise.
6120 2008-06-17 Ian Lance Taylor <iant@google.com>
6122 * output.h (Output_section::Input_section): Initialize p2align_ to
6123 zero for Output_section_data constructors.
6124 (Output_section::Input_section::addralign): If not an input
6125 section, return the alignment of the Output_section_data.
6126 * testsuite/copy_test.cc: New file.
6127 * testsuite/copy_test_1.cc: New file.
6128 * testsuite/copy_test_2.cc: New file.
6129 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6130 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6131 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6132 (copy_test_1_pic.o, copy_test_1.so): New targets.
6133 (copy_test_2_pic.o, copy_test_2.so): New targets.
6134 * testsuite/Makefile.in: Rebuild.
6136 * script-sections.cc (Script_sections::place_orphan): Initialize
6137 local variable exact.
6139 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6141 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6143 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6144 David S. Miller <davem@davemloft.net>
6146 * powerpc.cc: New file.
6147 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6148 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6149 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6150 * Makefile.in: Rebuild.
6152 2008-06-09 Ian Lance Taylor <iant@google.com>
6154 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6155 <exception>.
6156 (throwing, orig_terminate): New static variables.
6157 (terminate_handler): New static function.
6158 (t2): Set terminate handler.
6160 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6162 PR 6584
6163 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6164 alignment.
6166 2008-05-30 Cary Coutant <ccoutant@google.com>
6168 * archive.cc (Archive::include_all_members) Correct to step
6169 over symbol table and extended name table in thin archives.
6171 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6173 PR 6407
6174 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6175 calculation.
6177 2008-05-28 Caleb Howe <cshowe@google.com>
6179 * reduced_debug_output.cc: New file.
6180 * reduced_debug_output.h: New file.
6181 * options.h (class General_options): Add --strip-debug-non-line.
6182 * options.cc (General_options::finalize): Add strip_debug_non_line
6183 to the strip heirarchy.
6184 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6185 fields.
6186 * layout.cc: Include "reduced_debug_output.h".
6187 (Layout::Layout): Initialize new fields.
6188 (line_only_debug_sections): New static array.
6189 (is_lines_only_debug_sections): New static inline function.
6190 (Layout::include_section): Handle --strip-debug-non-line.
6191 (Layout::make_output_section): If --strip-debug-non-line, build
6192 new output sections for .debug_abbrev and .debug_info.
6193 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6194 gold. Warn about possible overflow.
6195 (read_signed_LEB_128): Likewise.
6196 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6197 (read_signed_LEB_128): Declare.
6198 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6199 (HFILES): Add reduced_debug_output.h.
6200 * Makefile.in: Rebuild.
6202 2008-05-21 Ian Lance Taylor <iant@google.com>
6204 * mapfile.cc: New file.
6205 * mapfile.h: New file.
6206 * options.h (class General_options): Add -M/--print-map and -Map.
6207 * options.cc (General_options::finalize): Make -M equivalent to
6208 -Map -.
6209 * main.cc: Include <cstdio> and "mapfile.h".
6210 (main): Open mapfile if requested.
6211 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6212 constructor. Change caller.
6213 (queue_initial_tasks): Add mapfile parameter. Change caller.
6214 (queue_middle_tasks): Likewise.
6215 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6216 declarations.
6217 * archive.cc: Include "mapfile.h".
6218 (Archive::add_symbols): Add mapfile parameter. Change all
6219 callers. Pass mapfile, symbol, and reason to include_member.
6220 (Archive::include_all_members): Add mapfile parameter. Change all
6221 callers.
6222 (Archive::include_member): Add mapfile, sym, and why parameters.
6223 Change all callers. Report inclusion to map file.
6224 * archive.h: Include "fileread.h".
6225 (class Archive): Update declarations.
6226 (Archive::file): New const method.
6227 (class Add_archive_symbols): Add mapfile_ field. Update
6228 constructor. Change all callers.
6229 * readsyms.h (class Read_symbols): Likewise.
6230 (class Finish_group): Likewise.
6231 (class Read_script): Likewise.
6232 * common.cc: Include "mapfile.h".
6233 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6234 all callers.
6235 (Symbol_table::do_allocate_commons): Likewise.
6236 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6237 symbol allocation to mapfile.
6238 * common.h (class Allocate_commons_task): Add mapfile_ field.
6239 Update constructor. Change all callers.
6240 * symtab.h (class Symbol_table): Update declarations.
6241 * layout.cc: Include "mapfile.h".
6242 (Layout_task_runner::run): Print information to mapfile.
6243 (Layout::create_gold_note): Change Output_data_fixed_space to
6244 Output_data_zero_fill.
6245 (Layout::create_build_id): Likewise.
6246 (Layout::print_to_mapfile): New function.
6247 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6248 constructor. Change caller.
6249 (class Layout): Declare print_to_mapfile.
6250 * output.cc (Output_section::Input_section::print_to_mapfile): New
6251 function.
6252 (Output_section::add_input_section): If producing a map, always
6253 add to input_sections_ list.
6254 (Output_section::do_print_to_mapfile): New function.
6255 (Output_segment::print_sections_to_mapfile): New function.
6256 (Output_segment::print_section_list_to_mapfile): New function.
6257 * output.h: Include "mapfile.h".
6258 (Output_data::print_to_mapfile): New function.
6259 (Output_data::do_print_to_mapfile): New virtual function.
6260 (Output_segment_headers::do_print_to_mapfile): New function.
6261 (Output_file_header::do_print_to_mapfile): New function.
6262 (Output_data_const::do_print_to_mapfile): New function.
6263 (class Output_data_const_buffer): Add map_name_ field. Update
6264 constructor. Change all callers. Add do_print_to_mapfile
6265 function.
6266 (class Output_data_fixed_space): Likewise.
6267 (class Output_data_space): Likewise.
6268 (class Output_data_zero_fill): New class.
6269 (Output_data_strtab::do_print_to_mapfile): New function.
6270 (Output_data_reloc_base::do_print_to_mapfile): New function.
6271 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6272 (Output_data_group::do_print_to_mapfile): New function.
6273 (Output_data_got::do_print_to_mapfile): New function.
6274 (Output_data_dynamic::do_print_to_mapfile): New function.
6275 (Output_symtab_xindex::do_print_to_mapfile): New function.
6276 (class Output_section): Declare do_print_to_mapflie. Declare
6277 print_to_mapfile in Input_section.
6278 (class Output_segment): Declare new functions.
6279 * object.h (Sized_relobj::symbol_count): New function.
6280 * script-sections.cc
6281 (Output_section_element_dot_assignment::set_section_addresses):
6282 Change Output_data_fixed_space to Output_data_zero_fill.
6283 (Output_data_expression::do_print_to_mapfile): New function.
6284 * script.cc (read_input_script): Add mapfile parameter. Change
6285 all callers.
6286 * script.h (read_input_script): Update declaration.
6287 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6288 (Eh_frame::do_print_to_mapfile): New function.
6289 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6290 (Output_merge_string::do_print_to_mapfile): New function.
6291 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6292 function.
6293 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6294 function.
6295 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6296 function.
6297 * Makefile.am (CCFILES): Add mapfile.cc.
6298 (HFILES): Add mapfile.h.
6299 * Makefile.in: Rebuild.
6301 2008-05-19 Ian Lance Taylor <iant@google.com>
6303 * options.h (class General_options): Add -z relro.
6304 * layout.cc (Layout::Layout): Initialize relro_segment_.
6305 (Layout::add_output_section_data): Return the output section.
6306 (Layout::make_output_section): Rcognize relro sections and mark
6307 them appropriately.
6308 (Layout::attach_allocated_section_to_segment): Put relro sections
6309 in a PT_GNU_RELRO segment.
6310 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6311 section as relro.
6312 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6313 PT_TLS segments.
6314 (Layout::linkonce_mapping): Map d.rel.ro.local to
6315 .data.rel.ro.local.
6316 (Layout::output_section_name): Us .data.rel.ro.local for any
6317 section which begins with that.
6318 * layout.h (class Layout): Update add_output_section_data
6319 declaration. Add relro_segment_ field.
6320 * output.cc (Output_section::Output_section): Initialize is_relro_
6321 and is_relro_local_ fields.
6322 (Output_segment::add_output_section): Group relro sections.
6323 (Output_segment::is_first_section_relro): New function.
6324 (Output_segment::maximum_alignment): If there is a relro section,
6325 align the segment to the common page size.
6326 (Output_segment::set_section_addresses): Track whether we are
6327 looking at relro sections. If the last section is a relro
6328 section, align to the common page size.
6329 (Output_segment::set_section_list_addresses): Add in_relro
6330 parameter. Change all callers. Align to the page size when
6331 moving from relro to non-relro section.
6332 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6333 segment.
6334 * output.h (class Output_section): Add is_relro_ and
6335 is_relro_local_ fields.
6336 (Output_section::is_relro): New function.
6337 (Output_section::set_is_relro): New function.
6338 (Output_section::is_relro_local): New function.
6339 (Output_section::set_is_relro_local): New function.
6340 (class Output_segment): Update declarations.
6341 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6342 * sparc.cc (Target_sparc::got_section): Likewise.
6343 * x86_64.cc (Target_x86_64::got_section): Likewise.
6344 * testsuite/relro_test_main.cc: New file.
6345 * testsuite/relro_test.cc: New file.
6346 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6347 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6348 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6349 (relro_test.so, relro_test_pic.o): New targets.
6350 * testsuite/Makefile.in: Rebuild.
6352 2008-05-16 Ian Lance Taylor <iant@google.com>
6354 * output.cc (Output_segment::add_output_section): Remove front
6355 parameter.
6356 * output.h (class Output_segment): Remove
6357 add_initial_output_section and overloaded add_output_section.
6358 Update declaration of remaining add_output_section.
6359 * layout.cc (Layout::create_interp): Call add_output_section
6360 rather than add_initial_output_section.
6361 (Layout::finish_dynamic_section): Likewise.
6363 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6364 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6365 know the dynamic type.
6366 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6367 field. Initialize it in constructor.
6368 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6369 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6370 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6371 reloc.
6373 * output.cc (Output_reloc::get_address): Change return type to
6374 Elf_Addr.
6375 * output.h (class Output_reloc): Update get_address declaration.
6376 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6377 for section addresses.
6379 2008-05-09 Ian Lance Taylor <iant@google.com>
6381 PR 6493
6382 * gold.cc (gold_nomem): Use return value of write.
6384 2008-05-08 Ian Lance Taylor <iant@google.com>
6386 * symtab.c (Symbol::init_base_output_data): Add version
6387 parameter. Change all callers.
6388 (Symbol::init_base_output_segment): Likewise.
6389 (Symbol::init_base_constant): Likewise.
6390 (Symbol::init_base_undefined): Likewise.
6391 (Sized_symbol::init_output_data): Likewise.
6392 (Sized_symbol::init_output_segment): Likewise.
6393 (Sized_symbol::init_constant): Likewise.
6394 (Sized_symbol::init_undefined): Likewise.
6395 (Symbol_table::do_define_in_output_data): If the new symbol has a
6396 version, mark it as the default.
6397 (Symbol_table::do_define_in_output_segment): Likewise.
6398 (Symbol_table::do_define_as_constant): Likewise.
6399 * symtab.h (class Symbol): Update declarations.
6400 (class Sized_symbol): Likewise.
6401 * resolve.cc (Symbol::override_version): New function.
6402 (Symbol::override_base): Call override_version.
6403 (Symbol::override_base_with_special): Likewise.
6404 * testsuite/ver_script_8.script: New file.
6405 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6406 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6407 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6408 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6410 2008-05-06 Ian Lance Taylor <iant@google.com>
6412 PR 6049
6413 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6414 functions.
6415 (class General_options): Remove existing --undefined, and add
6416 --no-undefined instead. Add new --undefined as synonym for -u.
6417 * archive.cc (Archive::add_symbols): Check whether symbol was
6418 named with -u.
6419 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6420 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6421 all uses. Add IS_UNDEFINED. Update declarations to split
6422 different versions of init_base. Declare init_base_undefined.
6423 (Symbol::is_defined): Handle IS_UNDEFINED.
6424 (Symbol::is_undefined): Likewise.
6425 (Symbol::is_weak_undefined): Call is_undefined.
6426 (Symbol::is_absolute): Handle IS_CONSTANT.
6427 (class Sized_symbol): Update declarations to split different
6428 versions of init. Declare init_undefined.
6429 (class Symbol_table): Declare new functions.
6430 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6431 Change all callers.
6432 (Symbol::init_base_output_data): Likewise.
6433 (Symbol::init_base_output_segment): Likewise.
6434 (Symbol::init_base_constant): Likewise.
6435 (Symbol::init_base_undefined): New function.
6436 (Sized_symbol::init_object): Rename from init. Change all
6437 callers.
6438 (Sized_symbol::init_output_data): Likewise.
6439 (Sized_symbol::init_output_segment): Likewise.
6440 (Sized_symbol::init_constant): Likewise.
6441 (Sized_symbol::init_undefined): New function.
6442 (Symbol_table::add_undefined_symbols_from_command_line): New
6443 function.
6444 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6445 function.
6446 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6447 (Symbol::output_section): Likewise.
6448 (Symbol::set_output_section): Likewise.
6449 (Symbol_table::sized_finalize_symbol): Likewise.
6450 (Symbol_table::sized_write_globals): Likewise.
6451 * resolve.cc (Symbol_table::should_override): Likewise.
6452 (Symbol::override_base_with_special): Likewise.
6454 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6455 symbol, change it to have default visibility.
6456 * testsuite/protected_1.cc: New file.
6457 * testsuite/protected_2.cc: New file.
6458 * testsuite/protected_3.cc: New file.
6459 * testsuite/protected_main_1.cc: New file.
6460 * testsuite/protected_main_2.cc: New file.
6461 * testsuite/protected_main_3.cc: New file.
6462 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6463 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6464 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6465 (protected_1.so): New target.
6466 (protected_1_pic.o, protected_2_pic.o): New targets.
6467 (protected_3_pic.o): New target.
6468 (check_PROGRAMS): Add protected_2.
6469 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6470 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6471 * testsuite/Makefile.in: Rebuild.
6473 * options.h (DEFINE_var): Add set_user_set_##varname__.
6474 (DEFINE_bool_alias): New macro.
6475 (class General_options): Define -Bstatic using DEFINE_bool_alias
6476 rather than DEFINE_special. Add --undefined as an alias for -z
6477 defs.
6478 * options.cc (General_options::parse_Bstatic): Remove.
6480 * options.h (class General_options): Add --fatal-warnings.
6481 * main.cc (main): Implement --fatal-warnings.
6482 * errors.h (Errors::warning_count): New function.
6484 * options.h (class General_options): Add -Bsymbolic-functions.
6485 * symtab.h (Symbol::is_preemptible): Check for
6486 -Bsymbolic-functions.
6488 2008-05-05 Ian Lance Taylor <iant@google.com>
6490 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6491 as noVARNAME rather than no-VARNAME.
6492 (class General_options): Add option -z combreloc.
6493 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6494 get_address.
6495 (Output_reloc::sort_before) [SHT_REL]: New function.
6496 (Output_reloc::sort_before) [SHT_RELA]: New function.
6497 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6498 Sort_relocs_comparison.
6499 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6500 parameter. Change all callers.
6501 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6502 sort_relocs parameter. Change all callers.
6503 * output.cc (Output_reloc::get_address): New function, broken out
6504 of write_rel.
6505 (Output_reloc::write_rel): Call it.
6506 (Output_reloc::compare): New function.
6507 (Output_data_reloc_base::do_write): Optionally sort relocs.
6509 * configure.ac: If targ_extra_obj is set, link it in.
6510 * configure.tgt: Initialize all variables.
6511 (x86_64*): Set targ_extra_obj and targ_extra_size.
6512 * configure: Rebuild.
6514 * object.cc (Sized_relobj::include_section_group): Adjust section
6515 indexes read from group data. Build vector to pass to
6516 layout_group.
6517 * layout.cc (Layout::layout_group): Add flags and shndxes
6518 parameters. Remove contents parameter. Change caller. Update
6519 explicit instantiations.
6520 * layout.h (class Layout): Update layout_group declaration.
6521 * output.cc (Output_data_group::Output_data_group): Add flags and
6522 input_shndxes parameters. Remove contents parameter. Change
6523 caller.
6524 (Output_data_group::do_write): Change input_sections_ to
6525 input_shndxes_.
6526 * output.h (class Output_data_group): Update constructor
6527 declaration. Rename input_sections_ to input_shndxes_.
6528 * testsuite/many_sections_test.cc: Add template.
6530 2008-04-30 Cary Coutant <ccoutant@google.com>
6532 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6534 * layout.cc (Layout::include_section): Refactored check for debug
6535 info section.
6536 (Layout::add_comdat): Add new parameters. Change type
6537 of signature parameter. Add object and shndx to signatures table.
6538 (Layout::find_kept_object): New function.
6539 * layout.h: Include <cstring>.
6540 (Layout::is_debug_info_section): New function.
6541 (Layout::add_comdat): Add new parameters.
6542 (Layout::find_kept_object): New function.
6543 (Layout::Kept_section): New struct.
6544 (Layout::Signatures): Change type of map range.
6545 * object.cc (Relobj::output_section_address): New function.
6546 (Sized_relobj::include_section_group): Add new parameters. Change
6547 calls to Layout::add_comdat. Change to build table of kept comdat
6548 groups and table mapping discarded sections to kept sections.
6549 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6550 (Sized_relobj::do_layout): Change calls to include_section_group and
6551 include_linkonce_section.
6552 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6553 value to zero when section is discarded.
6554 (Sized_relobj::map_to_kept_section): New function.
6555 * object.h (Relobj::output_section_address): New function.
6556 (Relobj::Comdat_group): New type.
6557 (Relobj::find_comdat_group): New function.
6558 (Relobj::Comdat_group_table): New type.
6559 (Relobj::Kept_comdat_section): New type.
6560 (Relobj::Kept_comdat_section_table): New type.
6561 (Relobj::add_comdat_group): New function.
6562 (Relobj::set_kept_comdat_section): New function.
6563 (Relobj::get_kept_comdat_section): New function.
6564 (Relobj::comdat_groups_): New field.
6565 (Relobj::kept_comdat_sections_): New field.
6566 (Symbol_value::input_value): Update comment.
6567 (Sized_relobj::map_to_kept_section) New function.
6568 (Sized_relobj::include_linkonce_section): Add new parameter.
6569 * target-reloc.h (Comdat_behavior): New type.
6570 (get_comdat_behavior): New function.
6571 (relocate_section): Add code to map a discarded section to the
6572 corresponding kept section when applying a relocation.
6574 2008-04-30 Craig Silverstein <csilvers@google.com>
6576 * dwarf_reader.cc (next_generation_count): New static var.
6577 (Addr2line_cache_entry): New struct.
6578 (addr2line_cache): New static var.
6579 (Dwarf_line_info::one_addr2line): Added caching.
6580 (Dwarf_line_info::clear_addr2line_cache): New function.
6581 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6582 cache-size parameter.
6583 (Dwarf_line_info::one_addr2line_cache): New function.
6584 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6585 new cache-size argument to one_addr2line(), and clear cache.
6587 2008-04-28 Cary Coutant <ccoutant@google.com>
6589 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6590 R_386_PC8 relocations.
6592 2008-04-23 Ian Lance Taylor <iant@google.com>
6594 * object.cc (Sized_relobj::include_section_group): Check for
6595 invalid section group.
6597 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6598 header size.
6600 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6601 than read for file header.
6602 * archive.cc (Archive::include_member): Likewise.
6604 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6606 * aclocal.m4: Regenerate.
6607 * configure: Regenerate.
6609 2008-04-19 Ian Lance Taylor <iant@google.com>
6611 * version.cc (version_string): Bump to 1.6.
6613 * testsuite/Makefile.am (many_sections_r_test): New target.
6614 (many_sections_r_test_SOURCES): Remove.
6615 (many_sections_r_test_DEPENDENCIES): Remove.
6616 (many_sections_r_test_LDFLAGS): Remove.
6617 (many_sections_r_test_LDADD): Remove.
6619 * object.cc (Sized_relobj::do_add_symbols): Always pass
6620 local_symbol_count_ to add_from_relobj.
6622 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6623 every thousand variables.
6624 * testsuite/Makefile.in: Rebuild.
6626 * object.cc (Xindex::initialize_symtab_xindex): New function.
6627 (Xindex::read_symtab_xindex): New function.
6628 (Xindex::sym_xindex_to_shndx): New function.
6629 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6630 available.
6631 (Sized_relobj::do_initialize_xindex): New function.
6632 (Sized_relobj::do_read_symbols): Adjust section links.
6633 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6634 parameter. Change all callers.
6635 (Sized_relobj::include_section_group): Adjust section links and
6636 symbol section indexes.
6637 (Sized_relobj::do_layout): Adjust section links.
6638 (Sized_relobj::do_count_local_symbols): Adjust section links and
6639 symbol section indexes.
6640 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6641 ordinary and special symbols.
6642 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6643 dynsym_xindex parameters. Change all callers. Adjust section
6644 links. Use SHN_XINDEX when needed.
6645 (Sized_relobj::get_symbol_location_info): Adjust section links.
6646 Don't get fooled by special symbols.
6647 * object.h (class Xindex): Define.
6648 (class Object): Add xindex_ parameter. Declare virtual functoin
6649 do_initialize_xindex.
6650 (Object::adjust_sym_shndx): New function.
6651 (Object::set_xindex): New protected function.
6652 (class Symbol_value): Add is_ordinary_shndx_ field.
6653 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6654 (Symbol_value::value): Assert ordinary section.
6655 (Symbol_value::initialize_input_to_output_map): Likewise.
6656 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6657 Change all callers.
6658 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6659 all callers.
6660 (class Sized_relobj): Update declarations.
6661 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6662 parameter. Change all callers.
6663 (Sized_relobj::adjust_shndx): New function.
6664 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6665 field.
6666 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6667 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6668 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6669 (Sized_dynobj::read_dynsym_section): Adjust section links.
6670 (Sized_dynobj::read_dynamic): Likewise.
6671 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6672 section links.
6673 (Sized_dynobj::do_initialize_xindex): New function.
6674 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6675 do_initialize_xindex.
6676 (Sized_dynobj::adjust_shndx): New function.
6677 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6678 dynsym_xindex_ fields.
6679 (Layout::finalize): Add a call to set_section_indexes before
6680 creating the symtab sections.
6681 (Layout::set_section_indexes): Don't do anything if the section
6682 already has a section index.
6683 (Layout::create_symtab_sections): Add shnum parameter. Change
6684 caller. Create .symtab_shndx section if needed.
6685 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6686 caller.
6687 (Layout::allocated_output_section_count): New function.
6688 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6689 needed.
6690 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6691 fields. Update declarations.
6692 (Layout::symtab_xindex): New function.
6693 (Layout::dynsym_xindex): New function.
6694 (class Write_symbols_task): Add layout_ field.
6695 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6696 Change caller.
6697 * output.cc (Output_section_headers::Output_section_headers): Add
6698 shstrtab_section parameter. Change all callers.
6699 (Output_section_headers::do_sized_write): Store overflow values
6700 for section count and section string table section index in
6701 section header zero.
6702 (Output_file_header::do_sized_write): Check for overflow of
6703 section count and section string table section index.
6704 (Output_symtab_xindex::do_write): New function.
6705 (Output_symtab_xindex::endian_do_write): New function.
6706 * output.h (class Output_section_headers): Add shstrtab_section_.
6707 Update declarations.
6708 (class Output_symtab_xindex): Define.
6709 (Output_section::has_out_shndx): New function.
6710 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6711 field.
6712 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6713 Change all callers.
6714 (Sized_symbol::init): Likewise.
6715 (Symbol::output_section): Check for ordinary symbol.
6716 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6717 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6718 callers.
6719 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6720 Change all callers. Simplify handling of symbols from sections
6721 not included in the link.
6722 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6723 distinction.
6724 (Weak_alias_sorter::operator()): Assert that symbols are
6725 ordinary.
6726 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6727 distinction.
6728 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6729 parameters. Change all callers.
6730 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6731 symbol distinction. Use SHN_XINDEX when needed.
6732 (Symbol_table::write_section_symbol): Add symtab_xindex
6733 parameter. Change all callers.
6734 (Symbol_table::sized_write_section_symbol): Likewise. Use
6735 SHN_XINDEX when needed.
6736 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6737 declarations.
6738 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6739 (Symbol::is_defined): Check is_ordinary.
6740 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6741 (Symbol::is_absolute, Symbol::is_common): Likewise.
6742 (class Sized_symbol): Update declarations.
6743 (class Symbol_table): Update declarations.
6744 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6745 parameters. Change all callers.
6746 (Sized_symbol::override): Likewise.
6747 (Symbol_table::override): Likewise.
6748 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6749 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6750 is_ordinary, and orig_st_shndx parameters. Change all callers.
6751 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6752 to be in an ordinary section.
6753 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6754 object and is_ordinary parameters. Change all callers.
6755 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6756 Change all callers. Don't add undefined or non-ordinary symbols
6757 to reloc_map_.
6758 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6759 Change all callers.
6760 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6761 declarations.
6762 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6763 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6764 (Sized_relobj::relocate_sections): Likewise.
6765 * target-reloc.h (scan_relocs): Adjust section symbol index.
6766 (scan_relocatable_relocs): Likewise.
6767 * i386.cc (Scan::local): Check for ordinary symbols.
6768 * sparc.cc (Scan::local): Likewise.
6769 * x86_64.cc (Scan::local): Likewise.
6770 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6771 to symbol_section_and_value.
6772 * testsuite/many_sections_test.cc: New file.
6773 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6774 (check_PROGRAMS): Add many_sections_test.
6775 (many_sections_test_SOURCES): Define.
6776 (many_sections_test_DEPENDENCIES): Define.
6777 (many_sections_test_LDFLAGS): Define.
6778 (BUILT_SOURCES): Add many_sections_define.h.
6779 (many_sections_define.h): New target.
6780 (BUILT_SOURCES): Add many_sections_check.h.
6781 (many_sections_check.h): New target.
6782 (check_PROGRAMS): Add many_sections_r_test.
6783 (many_sections_r_test_SOURCES): Define.
6784 (many_sections_r_test_DEPENDENCIES): Define.
6785 (many_sections_r_test_LDFLAGS): Define.
6786 (many_sections_r_test_LDADD): Define.
6787 (many_sections_r_test.o): New target.
6788 * testsuite/Makefile.in: Rebuild.
6790 2008-04-17 Cary Coutant <ccoutant@google.com>
6792 * errors.cc (Errors::info): New function.
6793 (gold_info): New function.
6794 * errors.h (Errors::info): New function.
6795 * gold.h (gold_info): New function.
6796 * object.cc (Input_objects::add_object): Print trace output.
6797 * options.cc (options::parse_set): New function.
6798 (General_options::parse_wrap): Deleted.
6799 (General_options::General_options): Deleted initializer.
6800 * options.h (options::String_set): New typedef.
6801 (options::parse_set): New function.
6802 (DEFINE_set): New macro.
6803 (General_options::wrap): Changed to use DEFINE_set. Changed
6804 callers of any_wrap_symbols and is_wrap_symbol.
6805 (General_options::trace, General_options::trace_symbol):
6806 New options.
6807 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6808 (General_options::wrap_symbols_): Deleted.
6809 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6811 2008-04-17 David S. Miller <davem@davemloft.net>
6813 * options.cc (General_options::parse_V): New function.
6814 * options.h: Add entries for -V and -Qy.
6816 2008-04-17 Ian Lance Taylor <iant@google.com>
6818 * common.cc (Symbol_table::allocate_commons): Remove options
6819 parameter. Change caller.
6820 (Symbol_table::do_allocate_commons): Remove options parameter.
6821 Change caller. Just call do_allocate_commons_list twice.
6822 (Symbol_table::do_allocate_commons_list): New function, broken out
6823 of do_allocate_commons.
6824 * common.h (class Allocate_commons_task): Remove options_ field.
6825 Update constructor.
6826 * symtab.cc (Symbol_table::Symbol_table): Initialize
6827 tls_commons_.
6828 (Symbol_table::add_from_object): Put TLS common symbols on
6829 tls_commons_ list.
6830 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6831 which are IN_OUTPUT_DATA.
6832 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6833 allocate_commons and do_allocate_commons declarations. Declare
6834 do_allocate_commons_list.
6835 * gold.cc (queue_middle_tasks): Update creation of
6836 Allocate_commons_task to not pass options.
6837 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6838 (TLS_TEST_C_FLAGS): New variable.
6839 (tls_test_c_pic.o): New target.
6840 (tls_test_shared.so): Link in tls_test_c_pic.o.
6841 (tls_test_c_pic_ie.o): New target.
6842 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6843 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6844 (tls_test_c.o): New target.
6845 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6846 (tls_pic_test_LDADD): Likewise.
6847 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6848 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6849 (tls_test_c_gnu2.o): New target.
6850 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6851 tls_test_c_gnu2.o.
6852 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6853 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6854 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6855 * testsuite/tls_test.cc: Include "config.h".
6856 (t_last): Call t11_last.
6857 * testsuite/tls_test.h (t11, t11_last): Declare.
6858 * testsuite/tls_test_c.c: New file.
6859 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6860 * configure.ac: Check for OpenMP support.
6861 * configure, config.in, Makefile.in: Rebuild.
6862 * testsuite/Makefile.in: Rebuild.
6864 2008-04-16 Cary Coutant <ccoutant@google.com>
6866 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6867 (Target_i386::tls_base_symbol_defined_): New field.
6868 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6869 (Target_i386::Scan::global): Likewise.
6870 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6871 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6872 (Target_x86_64::tls_base_symbol_defined_): New field.
6873 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6874 (Target_x86_64::Scan::global): Likewise.
6876 2008-04-16 Cary Coutant <ccoutant@google.com>
6878 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6879 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6880 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6881 building shared libraries.
6882 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6883 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6884 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6885 * testsuite/Makefile.in: Rebuild.
6886 * testsuite/weak_undef.h: New file.
6887 * testsuite/weak_undef_file1.cc: Add extra test cases.
6888 * testsuite/weak_undef_file2.cc: Likewise.
6889 * testsuite/weak_undef_test.cc: Likewise.
6891 2008-04-16 David S. Miller <davem@davemloft.net>
6893 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6894 Add issued_non_pic_error_ field. Declare check_non_pic.
6895 (Target_sparc::Scan::check_non_pic): New function.
6896 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6897 (Target_sparc::Scan::global): Likewise.
6899 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6900 * configure: Rebuild.
6902 * options.h (DEFINE_enable): New macro.
6903 (new_dtags): New enable option.
6904 (initfirst, interpose, loadfltr, nodefaultlib,
6905 nodelete, nodlopen, nodump): New -z options.
6906 * layout.cc (Layout:finish_dynamic_section): If new
6907 dtags enabled, emit DT_RUNPATH. Also, emit a
6908 DT_FLAGS_1 containing any specified -z flags.
6910 2008-04-16 Ian Lance Taylor <iant@google.com>
6912 * copy-relocs.cc: New file.
6913 * copy-relocs.h: New file.
6914 * reloc.cc: Remove Copy_relocs code.
6915 * reloc.h: Likewise.
6916 * reloc-types.h (struct Reloc_types) [both versions]: Add
6917 get_reloc_addend_noerror.
6918 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6919 variants of add_global which take an addend which must be zero.
6920 * i386.cc: Include "copy-relocs.h".
6921 (class Target_i386): Change type of copy_relocs_ to variable,
6922 update initializer.
6923 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6924 Change all callers.
6925 (Target_i386::do_finalize_sections): Change handling of
6926 copy_relocs_.
6927 * sparc.cc: Include "copy-relocs.h".
6928 (class Target_sparc): Change type of copy_relocs_ to variable,
6929 update initializer.
6930 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6931 Change all callers.
6932 (Target_sparc::do_finalize_sections): Change handling of
6933 copy_relocs_.
6934 * x86_64.cc: Include "copy-relocs.h".
6935 (class Target_x86_64): Change type of copy_relocs_ to variable,
6936 update initializer.
6937 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6938 class. Change all callers.
6939 (Target_x86_64::do_finalize_sections): Change handling of
6940 copy_relocs_.
6941 * Makefile.am (CCFILES): Add copy-relocs.cc.
6942 (HFILES): Add copy-relocs.h.
6944 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6946 * testsuite/script_test_4.sh: Permit leading zeroes.
6948 2008-04-15 Ian Lance Taylor <iant@google.com>
6950 * script-sections.cc (Script_sections::create_segments): Use
6951 header_size_adjustment even when there is enough room for the
6952 headers.
6953 * testsuite/script_test_4.sh: New file.
6954 * testsuite/script_test_4.t: New file.
6955 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6956 (check_DATA): Add script_test_4.stdout.
6957 (MOSTLYCLEANFILES): Likewise.
6958 (script_test_4): New target.
6959 (script_test_4.stdout): New target.
6960 * testsuite/Makefile.in: Rebuild.
6962 * sparc.cc: Add definitions for Output_data_plt_sparc class
6963 constants.
6965 2008-04-14 David S. Miller <davem@davemloft.net>
6967 * sparc.cc: New file.
6968 * Makefile.am (TARGETSOURCES): Add sparc.cc
6969 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6970 * configure.tgt: Document targ_extra_size and
6971 targ_extra_big_endian. Add entries for sparc-* and
6972 sparc64-*.
6973 * configure.ac: Handle targ_extra_size and
6974 targ_extra_big_endian.
6975 * Makefile.in: Rebuild.
6976 * configure: Likewise.
6977 * po/POTFILES.in: Likewise.
6978 * po/gold.pot: Likewise.
6980 2008-04-14 Ian Lance Taylor <iant@google.com>
6982 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6983 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6984 in the name/type/flags to section mapping. Don't call
6985 allocate_output_section.
6986 (Layout::choose_output_section): Change parameter from adjust_name
6987 to is_input_section. Don't permit input sections after sections
6988 are attached to segments. Don't call allocate_output_section.
6989 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6990 not write_enable_output_section.
6991 (Layout::make_output_section): Don't push to
6992 unattached_section_list_ nor call attach_to_segment. Call
6993 attach_section_to_segment if sections are attached.
6994 (Layout::attach_sections_to_segments): New function.
6995 (Layout::attach_section_to_segment): New function.
6996 (Layout::attach_allocated_section_to_segment): Rename from
6997 attach_to_segment. Remove flags parameter.
6998 (Layout::allocate_output_section): Remove function.
6999 (Layout::write_enable_output_section): Remove function.
7000 * layout.h (class Layout): Update for above changes. Add new
7001 field sections_are_attached_.
7002 * output.h (Output_section::update_flags_for_input_section): New
7003 function.
7004 * output.cc (Output_section::add_input_section): Call
7005 update_flags_for_input_section.
7006 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7008 2008-04-11 Cary Coutant <ccoutant@google.com>
7010 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7011 thought unnecessary.
7012 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7014 2008-04-11 Ian Lance Taylor <iant@google.com>
7016 * output.h (class Output_section_data): Remove inline definition
7017 of set_addralign.
7018 * output.cc (Output_section_data::set_addralign): New function.
7020 2008-04-11 Cary Coutant <ccoutant@google.com>
7022 Add support for TLS descriptors for i386 and x86_64.
7023 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7024 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7025 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7026 GOT_TYPE_TLS_DESC.
7027 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7028 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7029 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7030 relocations.
7031 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7032 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7033 Fix problem with initial-exec relocations.
7034 (Target_i386::Relocate::relocate_tls): Likewise.
7035 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7036 relaxation.
7037 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7038 support for section-plus-offset dynamic table entries.
7039 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7040 (Output_data_dynamic::Dynamic_entry): Add support for
7041 section-plus-offset dynamic table entries.
7042 (Output_data_dynamic::Classification): Likewise.
7043 (Output_data_dynamic::classification_): Renamed offset_.
7044 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7045 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7046 (Target_x86_64::make_plt_section): New function.
7047 (Target_x86_64::reserve_tlsdesc_entries): New function.
7048 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7049 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7050 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7051 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7052 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7053 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7054 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7055 add extra PLT entry for TLS descriptors.
7056 (Output_data_plt_x86_64::got_): New field.
7057 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7058 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7059 fields.
7060 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7061 descriptors.
7062 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7063 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7064 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7065 R_386_TLS_DESC_CALL relocations.
7066 (Target_x86_64::Scan::global): Likewise.
7067 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7068 for TLS descriptors.
7069 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7070 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7071 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7072 GD-to-IE relaxation.
7073 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7074 and TLS_DESCRIPTORS.
7075 * Makefile.in: Rebuild.
7076 * configure: Rebuild.
7077 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7078 (tls_test_shared2.so): New target.
7079 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7080 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7081 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7082 (tls_shared_gd_to_ie_test_LDADD): New variable.
7083 (tls_shared_gnu2_gd_to_ie_test): New target.
7084 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7085 New targets.
7086 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7087 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7088 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7089 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7090 (tls_shared_gnu2_test): New target.
7091 (tls_test_gnu2_shared.so): New target.
7092 (tls_shared_gnu2_test_SOURCES): New variable.
7093 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7094 (tls_shared_gnu2_test_LDFLAGS): New variable.
7095 (tls_shared_gnu2_test_LDADD): New variable.
7096 * testsuite/Makefile.in: Rebuild.
7097 * testsuite/Makefile.
7099 2008-04-11 Ian Lance Taylor <iant@google.com>
7101 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7102 justsyms.t.
7103 * testsuite/Makefile.in: Rebuild.
7105 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7106 long.
7107 * testsuite/script_test_2.cc (main): Adjust test.
7109 2008-04-11 David S. Miller <davem@davemloft.net>
7110 Ian Lance Taylor <iant@google.com>
7112 * options.h (General_options): Add entries for '-Y' and
7113 '-relax'.
7114 * options.cc (General_options:finalize): If -Y was used, add those
7115 entries to the library path instead of the default "/lib" and
7116 "/usr/lib".
7118 2008-04-11 David S. Miller <davem@davemloft.net>
7120 * testsuite/justsyms.t: Start at 0x100.
7121 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7122 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7123 long.
7124 * testsuite/script_test_2.cc: Adjust string and section length
7125 checks.
7127 2008-04-09 Ian Lance Taylor <iant@google.com>
7129 PR gold/5996
7130 * script-sections.cc (Sections_element::allocate_to_segment): Add
7131 orphan parameter.
7132 (Output_section_definition::allocate_to_segment): Likewise.
7133 (Orphan_output_section::allocate_to_segment): Likewise.
7134 (Script_sections::attach_sections_using_phdrs_clause): Don't
7135 propagate non-PT_LOAD segments to orphan sections.
7136 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7137 readelf rather than objdump.
7138 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7139 .interp section and PT_INTERP segment are the same size.
7140 * testsuite/Makefile.in: Rebuild.
7142 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7143 aliases for symbols defined in the same object.
7144 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7145 (weak_alias_test_SOURCES): New variable.
7146 (weak_alias_test_DEPENDENCIES): New variable.
7147 (weak_alias_test_LDFLAGS): New variable.
7148 (weak_alias_test_LDADD): New variable.
7149 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7150 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7151 (weak_alias_test_3.o): New target.
7152 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7153 * testsuite/weak_alias_test_main.cc: New file.
7154 * testsuite/weak_alias_test_1.cc: New file.
7155 * testsuite/weak_alias_test_2.cc: New file.
7156 * testsuite/weak_alias_test_3.cc: New file.
7158 2008-04-08 Ian Lance Taylor <iant@google.com>
7160 * options.h (class General_options): Add --noinhibit-exec option.
7161 * main.cc (main): Check --noinhibit-exec.
7163 * options.h (class General_options): Define --wrap as a special
7164 option. Add wrap_symbols_ field.
7165 (General_options::any_wrap_symbols): New function.
7166 (General_options::is_wrap_symbol): New function.
7167 * options.cc (General_options::parse_wrap): New function.
7168 (General_options::General_options): Initialize wrap_symbols_.
7169 * symtab.cc (Symbol_table::wrap_symbol): New function.
7170 (Symbol_table::add_from_object): Handle --wrap.
7171 * symtab.h (class Symbol_table): Declare wrap_symbol.
7172 * target.h (Target::wrap_char): New function.
7173 (Target::Target_info): Add wrap_char field.
7174 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7175 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7176 * testsuite/testfile.cc (Target_test::test_target_info):
7177 Likewise.
7179 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7180 there is one.
7182 * layout.h (class Layout): Add added_eh_frame_data_ field.
7183 * layout.cc (Layout::Layout): Initialize new field.
7184 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7185 output section until we find a section we merged successfully.
7186 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7187 that the size be non-zero.
7189 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7190 qualifier.
7192 2008-04-08 Craig Silverstein <csilvers@google.com>
7194 * configure.ac: Export new conditional variable HAVE_ZLIB.
7195 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7196 on HAVE_ZLIB.
7197 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7198 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7200 2008-04-07 Ian Lance Taylor <iant@google.com>
7202 * version.cc (version_string): Set to "1.5".
7204 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7205 Add issued_non_pic_error_ field. Declare check_non_pic.
7206 (Target_x86_64::Scan::check_non_pic): New function.
7207 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7208 (Target_x86_64::Scan::global): Likewise.
7210 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7211 addend parameter. Change caller. Handle merge sections.
7212 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7213 Address to Addend. Don't add in the result of
7214 local_section_offset, pass down the addend and use the returned
7215 value.
7216 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7217 Update declarations of local_section_offset and symbol_value.
7218 * testsuite/two_file_test_1.cc (t18): New function.
7219 * testsuite/two_file_test_2.cc (f18): New function.
7220 * testsuite/two_file_test_main.cc (main): Call t18.
7221 * testsuite/two_file_test.h (t18, f18): Declare.
7223 * configure.ac: Don't test for objdump, c++filt, or readelf.
7224 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7225 conditionals.
7226 (TEST_READELF): New variable.
7227 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7228 (check_PROGRAMS): Add two_file_strip_test.
7229 (two_file_strip_test): New target.
7230 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7231 (two_file_same_shared_strip_test_SOURCES): New variable.
7232 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7233 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7234 (two_file_same_shared_strip_test_LDADD): New variable.
7235 (two_file_shared_strip.so): New target.
7236 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7237 (ver_test_5.syms, ver_test_7.syms): Likewise.
7238 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7239 (strip_test_3.stdout): Use TEST_OBJDUMP.
7240 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7242 2008-04-04 Cary Coutant <ccoutant@google.com>
7244 * symtab.h (Symbol::is_weak_undefined): New function.
7245 (Symbol::is_strong_undefined): New function.
7246 (Symbol::is_absolute): New function.
7247 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7248 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7249 absolute symbols.
7250 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7251 (weak_undef_test): New target.
7252 * testsuite/Makefile.in: Rebuild.
7253 * testsuite/weak_undef_file1.cc: New file.
7254 * testsuite/weak_undef_file2.cc: New file.
7255 * testsuite/weak_undef_test.cc: New file.
7257 2008-04-03 Craig Silverstein <csilvers@google.com>
7259 * compressed_output.h (class Output_compressed_section): Use
7260 unsigned buffer.
7261 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7262 add zlib header.
7263 (zlib_compressed_suffix): Removed.
7264 (Output_compressed_section::set_final_data_size): Use unsigned
7265 buffers.
7266 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7267 Fix linker invocation.
7268 (flagstest_o_specialfile_and_compress_debug_sections):
7269 Likewise.
7270 * testsuite/Makefile.in: Regenerated.
7272 2008-04-02 David S. Miller <davem@davemloft.net>
7274 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7275 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7277 2008-04-02 Craig Silverstein <csilvers@google.com>
7279 * TODO: New file.
7281 2008-04-02 Ian Lance Taylor <iant@google.com>
7283 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7284 parameters. Update for new key type to views_. Change all
7285 callers.
7286 (File_read::read): Adjust for byteshift in returned view.
7287 (File_read::add_view): New function, broken out of
7288 find_and_make_view.
7289 (File_read::make_view): New function, broken out of
7290 find_and_make_view.
7291 (File_read::find_or_make_view): Add offset and aligned
7292 parameters. Rewrite accordingly. Change all callers.
7293 (File_read::get_view): Add offset and aligned parameters. Adjust
7294 for byteshift in return value.
7295 (File_read::get_lasting_view): Likewise.
7296 * fileread.h (class File_read): Update declarations.
7297 (class File_read::View): Add byteshift_ field. Add byteshift to
7298 constructor. Add byteshift method.
7299 * archive.h (Archive::clear_uncached_views): New function.
7300 (Archive::get_view): Add aligned parameter. Change all callers.
7301 * object.h (Object::get_view): Add aligned parameter. Change all
7302 callers.
7303 (Object::get_lasting_view): Likewise.
7305 * fileread.cc (File_read::release): Don't call clear_views if
7306 there are multiple objects.
7307 * fileread.h (File_read::clear_uncached_views): New function.
7308 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7309 on the archive.
7311 2008-03-31 Cary Coutant <ccoutant@google.com>
7313 Add thin archive support.
7314 * archive.cc (Archive::armagt): New const.
7315 (Archive::setup): Remove task parameter and calls to unlock.
7316 (Archive::unlock_nested_archives): New function.
7317 (Archive::read_header): Add nested_off parameter. Change
7318 all callers.
7319 (Archive::interpret_header): Likewise.
7320 (Archive::include_all_members): Change to handle thin
7321 archives.
7322 (Archive::include_member): Likewise.
7323 * archive.h (Archive::Archive): Add new parameters and
7324 initializers.
7325 (Archive::armagt): New const.
7326 (Archive::setup): Remove task parameter.
7327 (Archive::unlock_nested_archives): New function.
7328 (Archive::read_header): Add nested_off parameter.
7329 (Archive::interpret_header): Likewise.
7330 (Archive::Nested_archive_table): New typedef.
7331 (Archive::is_thin_archive_): New field.
7332 (Archive::nested_archives_): New field.
7333 (Archive::options_): New field.
7334 (Archive::dirpath_): New field.
7335 (Archive::task_): New field.
7336 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7337 for thin archives. Pass additional parameters to
7338 Archive::Archive. Unlock the archive file after calling
7339 Archive::setup.
7341 2008-03-29 Ian Lance Taylor <iant@google.com>
7343 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7344 version symbol to be local.
7345 * testsuite/ver_test_4.sh: New file.
7346 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7347 (check_DATA): Add ver_test_4.syms.
7348 (ver_test_4.syms): New target.
7349 * testsuite/Makefile.in: Rebuild.
7351 * output.cc
7352 (Output_section::Input_section_sort_entry::has_priority): New
7353 function.
7354 (Output_section::Input_section_sort_entry::match_file_name): New
7355 function.
7356 (Output_section::Input_section_sort_entry::match_section_name):
7357 Remove.
7358 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7359 Remove.
7360 (Output_section::Input_section_sort_entry::match_section_file):
7361 Remove.
7362 (Output_section::Input_section_sort_compare::operator()): Rewrite
7363 using new Input_section_sort_entry functions. Sort crtbegin and
7364 crtend first. Sort sections with no priority before sections with
7365 a priority.
7366 * testsuite/initpri1.c (d3): Check j != 4.
7367 (cd5): New constructor/destructor function.
7368 (main): Check j != 2.
7370 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7371 new symbol when resolving, don't call set_is_default.
7372 * testsuite/ver_test_7.cc: New file.
7373 * testsuite/ver_test_7.sh: New file.
7374 * testsuite/Makefile.am (ver_test_7.so): New target.
7375 (ver_test_7.o): New target.
7376 (check_SCRIPTS): Add ver_test_7.sh.
7377 (check_DATA): Add ver_test_7.syms.
7378 (ver_test_7.syms): New target.
7380 2008-03-28 Ian Lance Taylor <iant@google.com>
7382 * layout.cc (Layout::layout): If we see an input section with a
7383 name that needs sorting, set the must_sort flag for the output
7384 section.
7385 (Layout::make_output_section): If the name of the output section
7386 indicates that it might require sorting, set the may_sort flag.
7387 * output.h (Output_section::may_sort_attached_input_sections): New
7388 function.
7389 (Output_section::set_may_sort_attached_input_sections): New
7390 function.
7391 (Output_section::must_sort_attached_input_sections): New
7392 function.
7393 (Output_section::set_must_sort_attached_input_sections): New
7394 function.
7395 (class Output_section): Declare Input_section_sort_entry. Define
7396 Input_section_sort_compare. Declare
7397 sort_attached_input_sections. Add new fields:
7398 may_sort_attached_input_sections_,
7399 must_sort_attached_input_sections_,
7400 attached_input_sections_are_sorted_.
7401 * output.cc (Output_section::Output_section): Initialize new
7402 fields.
7403 (Output_section::add_input_section): Add an entry to
7404 input_sections_ if may_sort or must_sort are true.
7405 (Output_section::set_final_data_size): Call
7406 sort_attached_input_sections if necessary.
7407 (Output_section::Input_section_sort_entry): Define new class.
7408 (Output_section::Input_section_sort_compare::operator()): New
7409 function.
7410 (Output_section::sort_attached_input_sections): New function.
7411 * configure.ac: Check whether the compiler supports constructor
7412 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7413 * testsuite/initpri1.c: New file.
7414 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7415 CONSTRUCTOR_PRIORITY.
7416 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7417 (initpri1_LDFLAGS): New variable.
7418 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7420 2008-03-27 Ian Lance Taylor <iant@google.com>
7422 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7423 * testsuite/common_test_1.c: New file.
7424 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7425 (common_test_1_SOURCES): New variable.
7426 (common_test_1_DEPENDENCIES): New variable.
7427 (common_test_1_LDFLAGS): New variable.
7429 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7430 and commons_ correctly when NAME/VERSION does not override
7431 NAME/NULL.
7432 * testsuite/ver_test_6.c: New file.
7433 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7434 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7435 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7437 2008-03-26 Ian Lance Taylor <iant@google.com>
7439 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7440 of an undefined symbol from a version script.
7441 * testsuite/Makefile.am (ver_test_5.so): New target.
7442 (ver_test_5.o): New target.
7443 (check_SCRIPTS): Add ver_test_5.sh.
7444 (check_DATA): Add ver_test_5.syms.
7445 (ver_test_5.syms): New target.
7446 * testsuite/ver_test_5.cc: New file.
7447 * testsuite/ver_test_5.script: New file.
7448 * testsuite/ver_test_5.sh: New file.
7449 * Makefile.in, testsuite/Makefile.in: Rebuild.
7451 PR gold/5986
7452 Fix problems building gold with gcc 4.3.0.
7453 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7454 (gold_error_at_location, gold_warning_at_location): Use it.
7455 * configure.ac: Check whether we can compile and use a template
7456 function with a printf attribute.
7457 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7458 when jumping over bytes.
7459 * object.cc: Instantiate Object::read_section_data.
7460 * debug.h: Include <cstring>
7461 * dwarf_reader.cc: Include <algorithm>
7462 * main.cc: Include <cstring>.
7463 * options.cc: Include <cstring>.
7464 * output.cc: Include <cstring>.
7465 * script.cc: Include <cstring>.
7466 * script.h: Include <string>.
7467 * symtab.cc: Include <cstring> and <algorithm>.
7468 * target-select.cc: Include <cstring>.
7469 * version.cc: Include <string>.
7470 * testsuite/testmain.cc: Include <cstdlib>.
7471 * configure, config.in: Rebuild.
7473 2008-03-25 Ian Lance Taylor <iant@google.com>
7475 * options.cc: Include "../bfd/bfdver.h".
7476 (options::help): Print bug reporting address.
7478 * version.cc (print_version): Adjust output for current value of
7479 BFD_VERSION_STRING.
7481 * NEWS: New file.
7483 * options.cc (options::help): Print list of supported targets.
7484 * target-select.h: Include <vector>.
7485 (class Target_selector): Make machine_, size_, and is_big_endian_
7486 fields const. Add bfd_name_ and instantiated_target_ fields.
7487 (Target_selector::Target_selector): Add bfd_name parameter.
7488 (Target_selector::recognize): Make non-virtual, call
7489 do_recognize.
7490 (Target_selector::recognize_by_name): Make non-virtual, call
7491 do_recognize_by_name.
7492 (Target_selector::supported_names): New function.
7493 (Target_selector::bfd_name): New function.
7494 (Target_selector::do_instantiate_target): New pure virtual
7495 function.
7496 (Target_selector::do_recognize): New virtual function.
7497 (Target_selector::do_recognize_by_name): New virtual function.
7498 (Target_selector::instantiate_target): New private function.
7499 (supported_target_names): Declare.
7500 * target-select.cc (Target_selector::Target_selector): Update for
7501 new parameter and fields.
7502 (select_target_by_name): Check that the name matches before
7503 calling recognize_by_name.
7504 (supported_target_names): New function.
7505 * i386.cc (class Target_selector_i386): Update Target_selector
7506 constructor call. Remove recognize and recognize_by_name. Add
7507 do_instantiate_target.
7508 * x86_64.cc (class Target_selector_x86_64): Likewise.
7509 * testsuite/testfile.cc (class Target_selector_test): Update for
7510 changes to Target_selector.
7512 * README: Rewrite, with some notes on unsupported features.
7514 2008-03-24 Cary Coutant <ccoutant@google.com>
7516 * i386.cc (Target_i386::Got_type): New enum declaration.
7517 (Target_i386::Scan::local): Updated callers of Output_data_got
7518 member functions.
7519 (Target_i386::Scan::global): Likewise.
7520 (Target_i386::Relocate::relocate): Likewise.
7521 (Target_i386::Relocate::relocate_tls): Likewise.
7522 * object.h (Got_offset_list): New class.
7523 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7524 (Sized_relobj::local_got_offset): Likewise.
7525 (Sized_relobj::set_local_got_offset): Likewise.
7526 (Sized_relobj::local_has_tls_got_offset): Removed.
7527 (Sized_relobj::local_tls_got_offset): Removed.
7528 (Sized_relobj::set_local_tls_got_offset): Removed.
7529 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7530 * output.cc (Output_data_got::add_global): Added got_type parameter.
7531 (Output_data_got::add_global_with_rel): Likewise.
7532 (Output_data_got::add_global_with_rela): Likewise.
7533 (Output_data_got::add_global_pair_with_rel): New function.
7534 (Output_data_got::add_global_pair_with_rela): New function.
7535 (Output_data_got::add_local): Added got_type parameter.
7536 (Output_data_got::add_local_with_rel): Likewise.
7537 (Output_data_got::add_local_with_rela): Likewise.
7538 (Output_data_got::add_local_pair_with_rel): New function.
7539 (Output_data_got::add_local_pair_with_rela): New function.
7540 (Output_data_got::add_global_tls): Removed.
7541 (Output_data_got::add_global_tls_with_rel): Removed.
7542 (Output_data_got::add_global_tls_with_rela): Removed.
7543 (Output_data_got::add_local_tls): Removed.
7544 (Output_data_got::add_local_tls_with_rel): Removed.
7545 (Output_data_got::add_local_tls_with_rela): Removed.
7546 * output.h (Output_data_got::add_global): Added got_type parameter.
7547 (Output_data_got::add_global_with_rel): Likewise.
7548 (Output_data_got::add_global_with_rela): Likewise.
7549 (Output_data_got::add_global_pair_with_rel): New function.
7550 (Output_data_got::add_global_pair_with_rela): New function.
7551 (Output_data_got::add_local): Added got_type parameter.
7552 (Output_data_got::add_local_with_rel): Likewise.
7553 (Output_data_got::add_local_with_rela): Likewise.
7554 (Output_data_got::add_local_pair_with_rel): New function.
7555 (Output_data_got::add_local_pair_with_rela): New function.
7556 (Output_data_got::add_global_tls): Removed.
7557 (Output_data_got::add_global_tls_with_rel): Removed.
7558 (Output_data_got::add_global_tls_with_rela): Removed.
7559 (Output_data_got::add_local_tls): Removed.
7560 (Output_data_got::add_local_tls_with_rel): Removed.
7561 (Output_data_got::add_local_tls_with_rela): Removed.
7562 * resolve.cc (Symbol::override_base_with_special): Removed
7563 reference to has_got_offset_ field.
7564 * symtab.cc (Symbol::init_fields): Replaced initialization
7565 of got_offset_ with got_offsets_. Removed initialization
7566 of has_got_offset_
7567 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7568 (Symbol::got_offset): Likewise.
7569 (Symbol::set_got_offset): Likewise.
7570 (Symbol::has_tls_got_offset): Removed.
7571 (Symbol::tls_got_offset): Removed.
7572 (Symbol::set_tls_got_offset): Removed.
7573 (Symbol::got_offset_): Removed.
7574 (Symbol::tls_mod_got_offset_): Removed.
7575 (Symbol::tls_pair_got_offset_): Removed.
7576 (Symbol::got_offsets_): New field.
7577 (Symbol::has_got_offset): Removed.
7578 (Symbol::has_tls_mod_got_offset): Removed.
7579 (Symbol::has_tls_pair_got_offset): Removed.
7580 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7581 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7582 member functions.
7583 (Target_x86_64::Scan::global): Likewise.
7584 (Target_x86_64::Relocate::relocate): Likewise.
7585 (Target_x86_64::Relocate::relocate_tls): Likewise.
7587 2008-03-25 Ben Elliston <bje@au.ibm.com>
7589 * yyscript.y: Fix spelling error in comment.
7591 2008-03-24 Ian Lance Taylor <iant@google.com>
7593 * options.h (class General_options): Define build_id option.
7594 * layout.h (class Layout): Declare write_build_id, create_note,
7595 create_build_id. Add build_id_note_ member.
7596 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7597 "libiberty.h", "md5.h", "sha1.h".
7598 (Layout::Layout): Initialize eh_frame_data_,
7599 eh_frame_hdr_section_, and build_id_note_.
7600 (Layout::finalize): Call create_build_id.
7601 (Layout::create_note): New function, broken out of
7602 Layout::create_gold_note.
7603 (Layout::create_gold_note): Call create_note.
7604 (Layout::create_build_id): New function.
7605 (Layout::write_build_id): New function.
7606 (Close_task_runner::run): Call write_build_id.
7608 * x86_64.cc: Correct license to GPLv3.
7610 2008-03-23 Ian Lance Taylor <iant@google.com>
7612 * options.cc: Include "demangle.h".
7613 (parse_optional_string): New function.
7614 (parse_long_option): Handle takes_optional_argument.
7615 (parse_short_option): Update dash_z initializer. Handle
7616 takes_optional_argument.
7617 (General_options::General_options): Initialize do_demangle_.
7618 (General_options::finalize): Set do_demangle_. Handle demangling
7619 style.
7620 * options.h (parse_optional_string): Declare.
7621 (struct One_option): Add optional_arg field. Update constructor.
7622 Update call constructor calls. Add takes_optional_argument
7623 function.
7624 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7625 (DEFINE_optional_string): Define.
7626 (General_options::demangle): Change from DEFINE_bool to
7627 DEFINE_optional_string.
7628 (General_options::no_demangle): New function.
7629 (General_options::do_demangle): New function.
7630 (General_options::set_do_demangle): New function.
7631 (General_options::execstack_status_): Move definition to end of
7632 class definition.
7633 (General_options::static_): Likewise.
7634 (General_options::do_demangle_): New field.
7635 * object.cc (big_endian>::get_symbol_location_info): Call
7636 Options::do_demangle, not Options::demangle.
7637 * symtab.cc (demangle): Likewise.
7639 2008-03-22 Ian Lance Taylor <iant@google.com>
7641 * gold.h: Include <cstddef> and <sys/types.h>
7642 * options.h: Include <cstring>.
7644 2008-03-21 Ian Lance Taylor <iant@google.com>
7646 * Added source code to GNU binutils.