1 2010-04-13 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_input_section::set_final_data_size): Compute
4 accurate final data size instead of using current data size.
6 2010-04-09 Doug Kwan <dougkwan@google.com>
8 * layout.cc (Layout::choose_output_section): Handle script section
10 (Layout::make_output_section_for_script): Add section type parameter.
11 Handle script section types.
12 * layout.h (Layout::make_output_section_for_script): Add section
14 * output.cc (Output_section::Output_section): Initialize data member
16 (Output_section::do_reset_address_and_file_offset): Do not set address
17 to 0 if section is a NOLOAD section.
18 * output.h (Output_section::is_noload): New method.
19 (Output_section::set_is_noload): Ditto.
20 (Output_section::is_noload_): New data member.
21 * script-c.h (Script_section_type): New enum type.
22 (struct Parser_output_section_header): Add new file section_type.
23 * script-sections.cc (Sections_element::output_section_name): Add
24 parameter for returning script section type.
25 (Output_section_definition::output_section_name): Ditto.
26 (Output_section_definition::section_type)P; New method.
27 (Output_section_definiton::script_section_type_name): Ditto.
28 (Output_section_definition::script_section_type_): New data member.
29 (Output_section_definition::Output_section_definition): Initialize
30 data member Output_section_definition::script_section_type_.
31 (Output_section_definition::create_sections): Pass script section type
32 to Layout::make_output_section_for_script.
33 (Output_section_definition::output_section_name): Return script
34 section type to caller.
35 (Output_section_definition::set_section_address): Do not advance
36 dot value and load address if section type is NOLOAD. Set address
37 of NOLOAD sections regardless of section flags.
38 (Output_section_definition::print): Print section type if it is
39 not SCRIPT_SECTION_TYPE_NONE.
40 (Output_section_definition::section_type): New method.
41 (Output_section_definition::script_section_type_name): Ditto.
42 (Script_sections::output_section_name): Add new parameter
43 PSECTION_TYPE for returning script section type. Pass it to
44 section elements. Handle discard sections.
45 (Sort_output_sections::operator()): Handle NOLOAD sections.
46 * script-sections.h (Script_sections::Section_type): New enum type.
47 (Script_sections::output_section_name): Add a new parameter for
48 returning script section type.
49 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
51 * yyscript.y (union): Add new field SECTION_TYPE.
52 (COPY, DSECT, INFO, NOLOAD): New tokens.
53 (opt_address_and_section_type): Change type to output_section_header.
54 (section_type): New non-terminal
55 (section_header): Handle section type.
56 (opt_address_and_section_type): Return section type value.
58 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
60 * testsuite/plugin_common_test_1.c (foo): Add prototype.
61 * testsuite/plugin_common_test_2.c (foo): Likewise.
63 2010-04-08 Doug Kwan <dougkwan@google.com>
65 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
67 * output.cc (Output_section::add_merge_input_section): Simplify
68 code and return status of Output_merge_base::add_input_section.
69 Update merge section map only if Output_merge_base::add_input_section
72 2010-04-07 Doug Kwan <dougkwan@google.com>
74 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
75 if section is marked as containing instructions but has no mapping
77 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
78 correct section index.
79 (Arm_relobj::find_linked_text_section): Ditto.
81 2010-04-07 Cary Coutant <ccoutant@google.com>
83 * archive.cc (include_member): Destroy Read_symbols_data object before
85 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
86 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
87 (Read_symbols_data::~Read_symbols_data) New destructor.
88 (Section_relocs::Section_relocs) New constructor.
89 (Section_relocs::~Section_relocs) New destructor.
90 (Read_relocs_data::Read_relocs_data) New constructor.
91 (Read_relocs_data::~Read_relocs_data) New destructor.
92 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
93 pointers to NULL after deleting.
95 2010-04-07 Doug Kwan <dougkwan@google.com>
97 * arm.cc: Replace "endianity" with "endianness" in comments.
98 (Arm_exidx_cantunwind): Ditto.
99 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
100 (Arm_relobj::merge_flags_and_attributes): New method.
101 (Arm_relobj::merge_flags_and_attributes_): New data member.
102 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
103 (Arm_relobj::scan_sections_for_stubs): Ditto.
104 (Arm_relobj::do_read_symbols): Check to see if we really want to
105 merge processor-specific flags and attributes. Exit early if
106 an object is empty except for section names and the undefined symbol.
107 (Target_arm::do_finalize_sections): Move check for ELF format to
108 Arm_relobj::do_read_symbols. Merge processor specific flags and
109 attributes from a regular object only when we have determined that
110 it is aapropriate. Do not create an .ARM.attributes section in
111 output if there is no regular input object.
112 (Target_arm::merge_processor_specific_flags): Check
113 --warn-mismatch before printing any error.
114 (Target_arm::merge_object_attributes): Ditto.
115 * gold.cc (queue_middle_tasks): Handle the case in which there is
116 no regular object in input.
117 * options.cc (General_options::parse_EB): New method.
118 (General_options::parse_EL): Same.
119 (General_options::General_options): Initialize endianness_.
120 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
122 (General_options::Endianness): New enum.
123 (General_options::endianness): New method.
124 (General_options::endianness_): New data member.
125 * parameters.cc (Parameters::set_options): Check target endianness.
126 (Parameters::set_target_once): Ditto.
127 (Parameters::check_target_endianness): New method.
128 (parameters_force_valid_target): If either -EL or -EB is specified,
129 use it to define endianness of default target.
130 * parameters.h (Parameters::check_target_endianness): New method
132 * target.h (class Target): Change "endianity" to "endianness"
135 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
137 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
138 * configure: Regenerate.
139 * Makefile.in: Regenerate.
140 * testsuite/Makefile.in: Regenerate.
142 2010-04-06 Cary Coutant <ccoutant@google.com>
145 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
146 prevailing definitions of common symbols.
147 * testsuite/plugin_test_6.sh: New test case.
148 * testsuite/plugin_common_test_1.c: New test case.
149 * testsuite/plugin_common_test_2.c: New test case.
150 * testsuite/Makefile.am (plugin_test_6): New test case.
151 * testsuite/Makefile.in: Regenerate.
153 2010-04-06 Nick Clifton <nickc@redhat.com>
155 * po/vi.po: New Vietnamese translation.
157 2010-03-30 Doug Kwan <dougkwan@google.com>
159 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
161 2010-03-25 Doug Kwan <dougkwan@google.com>
163 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
164 to avoid a conversion warning on a 32-bit host.
166 2010-03-24 Ian Lance Taylor <iant@google.com>
168 * testsuite/script_test_3.t: Add a TLS segment.
169 * testsuite/Makefile.am (check_PROGRAMS): Add
170 tls_phdrs_script_test.
171 (tls_phdrs_script_test_SOURCES): Define.
172 (tls_phdrs_script_test_DEPENDENCIES): Define.
173 (tls_phdrs_script_test_LDFLAGS): Define.
174 (tls_phdrs_script_test_LDADD): Define.
175 * testsuite/Makefile.in: Rebuild.
177 2010-03-23 Cary Coutant <ccoutant@google.com>
179 * fileread.cc (find_or_make_view): Fix comment.
181 2010-03-23 Ian Lance Taylor <iant@google.com>
183 * script-sections.cc (class Orphan_section_placement): Define
184 PLACE_TLS and PLACE_TLS_BSS.
185 (Orphan_section_placement::Orphan_section_placement): Initialize
187 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
188 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
189 (tls_script_test_SOURCES): Define.
190 (tls_script_test_DEPENDENCIES): Define.
191 (tls_script_test_LDFLAGS): Define.
192 (tls_script_test_LDADD): Define.
193 * testsuite/Makefile.in: Rebuild.
195 2010-03-22 Doug Kwan <dougkwan@google.com>
197 * arm.cc (Arm_relocate_functions::abs8,
198 Arm_relocate_functions::abs16): Use correct check for overflow
199 specified in the ARM ELF specs.
200 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
201 target of a BLX instruction specially.
202 (Reloc_stub::stub_type_for_reloc): Ditto.
203 (Relocate::relocate): Use symbolic names instead of numeric relocation
204 codes to report error.
205 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
207 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
208 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
209 thumb2_blx_out_of_range.stdout
210 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
211 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
212 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
213 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
214 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
215 thumb2_blx_in_range, thumb2_blx_in_range.o,
216 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
217 thumb2_blx_out_of_range.o): New rules.
218 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
219 thumb2_blx_in_range and thumb2_blx_out_of_range.
220 * testsuite/Makefile.in: Regenerate.
221 * arm_branch_in_range.sh: Add tests for THUMB BLX.
222 * testsuite/thumb_blx_in_range.s: New file.
223 * testsuite/thumb_blx_out_of_range.s: New file.
225 2010-03-22 Rafael Espindola <espindola@google.com>
227 * archive.cc (Should_include): Move to archive.h.
228 (should_include_member): Make it a member of Archive.
230 (Add_lib_group_symbols): New.
231 * archive.h: Include options.h.
232 (Archive_member): Moved from Archive.
233 (Should_include): Moved from archive.cc.
235 (Add_lib_group_symbols): New.
236 * dynobj.cc (do_should_include_member): New.
237 * dynobj.h (do_should_include_member): New.
238 * gold.cc (queue_initial_tasks): Update call to queue.
239 * main.cc (main): Print lib group stats.
240 * object.cc (do_should_include_member): New.
241 * object.h: Include archive.h.
242 (Object::should_include_member): New.
243 (Object::do_should_include_member): New.
244 (Sized_relobj::do_should_include_member): New.
245 * options.cc (General_options::parse_start_lib): New.
246 (General_options::parse_end_lib): New.
247 (Input_arguments::add_file): Handle lib groups.
248 (Input_arguments::start_group): Check we are not in a lib.
249 (Input_arguments::start_lib): New.
250 (Input_arguments::end_lib): New.
251 * options.h (General_options): Add start_lib and end_lib.
252 (Input_argument::lib_): New.
253 (Input_argument::lib): New.
254 (Input_argument::is_lib): New.
255 (Input_file_lib): New.
256 (Input_arguments::in_lib_): New.
257 (Input_arguments::in_lib): New.
258 (Input_arguments::start_lib): New.
259 (Input_arguments::end_lib_): New.
260 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
261 in unused members as preempted.
262 (Sized_pluginobj::do_should_include_member): New.
263 * plugin.h (Sized_pluginobj::do_should_include_member): New.
264 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
266 (Read_symbols::do_whole_lib_group): New.
267 (Read_symbols::do_lib_group): New.
268 (Read_symbols::do_read_symbols): Handle lib groups.
269 (Read_symbols::get_name): Handle lib groups.
270 * readsyms.h (Read_symbols): Add an archive member pointer.
271 (Read_symbols::do_whole_lib_group): New.
272 (Read_symbols::do_lib_group): New.
273 (Read_symbols::member_): New.
274 * script.cc (read_input_script): Update call to queue_soon.
276 2010-03-19 Doug Kwan <dougkwan@google.com>
278 * arm.cc (Stub_table::Stub_table): Initialize new data members
279 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
280 (Stub_table::add_reloc_stub): Assign stub offset and update
281 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
282 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
284 (Stub_table::update_data_size_and_addralign): Use
285 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
286 instead of going over all reloc stubs.
287 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
288 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
289 Stringpool_template::offset_ to size of Stringpool_char.
290 (Stringpool_template::new_key_offset): Remove code to initialize
291 Stringpool_template::offset_.
292 * stringpool.h (Stringpool_template::set_no_zero_null): Set
293 Stringpool_template::offset_ to zero.
295 2010-03-15 Doug Kwan <dougkwan@google.com>
297 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
299 (Stringpool_template::new_key_offset): New method.
300 (Stringpool_template::add_string): Assign offsets when adding new
302 (Stringpool_template::set_string_offsets): Do not set string offsets
304 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
306 (Chunked_vector::clear): Clear size_.
307 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
308 (Chunked_vector::size): Return size_.
309 (Chunked_vector::push_back): Use size_ to find insert position.
310 (Chunked_vector::size_): New data member.
311 (Stringpool_template::set_no_zero_null): Assert string set is empty.
312 (Stringpool_template::new_key_offset): New method declaration.
313 (Stringpool_template::offset_): New data member.
315 2010-03-15 Rafael Espindola <espindola@google.com>
317 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
318 Add_symbols' constructor.
319 * readsyms.h (Add_symbols): Remove the input_group member.
321 2010-03-10 Ian Lance Taylor <iant@google.com>
323 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
324 target to ask whether a reference to a symbol requires a stack
326 * target.h (Target::is_call_to_non_split): New function.
327 (Target::do_is_call_to_non_split): Declare virtual function.
328 * target.cc: Include "symtab.h".
329 (Target::do_is_call_to_non_split): New function.
330 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
332 2010-03-10 Cary Coutant <ccoutant@google.com>
334 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
335 (File_read::open[1]): Remove initial mapping of whole_file_view_.
336 (File_read::open[2]): Add whole_file_view_ to list of views.
337 (File_read::make_view): Remove test of whole_file_view_.
338 (File_read::find_or_make_view): Create whole_file_view_ if
340 (File_read::clear_views): Replace bool parameter with enum;
341 adjust all callers. Don't delete views with permanent data;
342 do delete cached views and views from archives if
343 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
344 if clearing the corresponding view.
345 * fileread.h (File_read::Clear_views_mode): New enum.
346 (File_read::View::is_permanent_view): New method.
347 (File_read::clear_views): Replace bool parameter
348 with enum; adjust all callers.
349 * options.h (General_options): Change keep_files_mapped option;
351 * readsyms.cc (Add_symbols::run): Delete sd_ object before
353 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
356 2010-03-10 David S. Miller <davem@davemloft.net>
358 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
360 2010-03-09 Sriraman Tallam <tmsriram@google.com>
362 * icf.cc (get_section_contents): Add '@' marker after processing the
365 2010-03-08 Doug Kwan <dougkwan@google.com>
367 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
368 due to a conversion warning.
369 (Arm_relobj::update_output_local_symbol_count): Check for local
370 symbol with unset output index.
372 2010-03-05 Ian Lance Taylor <iant@google.com>
374 * options.h (class General_options): Add --spare-dynamic-tags.
375 * output.cc (Output_data_dynamic::set_final_data_size): Implement
376 --spare-dynamic-tags.
378 2010-03-05 Ian Lance Taylor <iant@google.com>
380 * incremental.cc: Include "libiberty.h".
382 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
384 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
385 function, is_info_ member.
386 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
387 (Versions::Versions): Update caller.
388 (Versions::define_base_version): Likewise.
389 (Versions::add_def): Likewise.
391 2010-03-03 Sriraman Tallam <tmsriram@google.com>
393 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
394 (Scan::possible_function_pointer_reloc): New function.
395 (Scan::local_reloc_may_be_function_pointer): Change to call
396 possible_function_pointer_reloc.
397 (Scan::global_reloc_may_be_function_pointer): Ditto.
398 * icf.h (Icf::check_section_for_function_pointers): Change to reject
399 relocations in ".data.rel.ro._ZTV" section.
400 * testsuite/icf_safe_so_test.sh: Change to pass i386.
401 * testsuite/icf_safe_so_test.cc: Ditto.
402 * testsuite/icf_safe_test.cc: Ditto.
403 * testsuite/icf_safe_test.sh: Ditto.
405 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
406 Ian Lance Taylor <iant@google.com>
408 * target-reloc.h (relocate_section): Check the symbol table index
409 for -1U before setting the local symbol index.
410 (scan_relocatable_relocs): If copying the relocation, record that
411 the local symbol is required.
412 * object.h (Symbol_value::is_output_symtab_index_set): New
414 (Symbol_value::may_be_discarded_from_output_symtab): New
416 (Symbol_value::has_output_symtab_entry): New function.
417 (Symbol_value::needs_output_symtab_entry): Remove.
418 (Symbol_value::output_symtab_index): Make sure the symbol index is
420 (Symbol_value::set_output_symtab_index): Make sure the symbol
421 index is not set. Make sure the new index is valid.
422 (Symbol_value::set_must_have_output_symtab_entry): New function.
423 (Symbol_value::has_output_dynsym_entry): New function.
424 (Symbol_value::set_output_dynsym_index): Make sure the new index
426 (Sized_relobj::set_must_have_output_symtab_entry): New function.
427 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
428 local symbol if permitted.
429 (Sized_relobj::do_finalize_local_symbols): Call
430 is_output_symtab_index_set rather than needs_output_symtab_entry.
431 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
432 rather than needs_output_symtab_entry. Call
433 has_output_dynsym_entry rather than needs_output_dynsym_entry.
434 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
435 is_output_symtab_index_set rather than needs_output_symtab_entry.
436 * testsuite/discard_locals_relocatable_test.c: New file.
437 * testsuite/discard_locals_test.sh: Test -r.
438 * testsuite/Makefile.am (check_DATA): Add
439 discard_locals_relocatable_test1.syms,
440 discard_local_relocatable_test2.syms.
441 (MOSTLYCLEANFILES): Likewise. Also add
442 discard_locals_relocatable_test1.lout and
443 discard_locals_relocatable_test2.out.
444 (discard_locals_relocatable_test1.syms): New target.
445 (discard_locals_relocatable_test.o): New target.
446 (discard_locals_relocatable_test1.out): New target.
447 (discard_locals_relocatable_test2.syms): New target.
448 (discard_locals_relocatable_test2.out): New target.
449 (various): Add missing ../ld-new dependencies.
450 * testsuite/Makefile.in: Rebuild.
452 2010-03-03 Nick Clifton <nickc@redhat.com>
454 * po/fi.po: New Finnish translation.
456 2010-03-01 Doug Kwan <dougkwan@google.com>
458 * layout.cc (Layout::Layout): Force section types of .init_array*,
459 .preinit_array* and .fini_array* sections.
460 * output.cc (Output_section::Input_section_sort_entry::has_priority):
461 Fix check of return value of std::string::find.().
462 (Output_section::Input_section_sort_compare::operator()): Remove
463 comment about .init_array.
464 (Output_section::Input_section_sort_init_fini_compare::operator()):
466 (Output_section::sort_attached_input_sections): Handle .init_array
467 and .fini_array specially.
468 * output.h (Output_section::Inut_section_sort_compare): Update
470 (Output_section::Input_section_sort_init_fini_compare): New struct.
472 2010-02-26 Doug Kwan <dougkwan@google.com>
474 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
475 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
476 * testsuite/debug_msg.sh: Avoid matching source line number for
477 use of global variable undef_int.
479 2010-02-26 Doug Kwan <dougkwan@google.com>
481 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
482 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
483 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
484 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
485 * options.cc (General_options::General_options): Initialize member
487 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
488 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
489 and rm_no_fix_v4bx.stdout
490 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
491 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
492 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
493 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
495 * Makefile.in: Regenerate.
496 * testsuite/arm_fix_v4bx.s: New file.
497 * testsuite/arm_fix_v4bx.sh: Ditto.
499 2010-02-24 Doug Kwan <dougkwan@google.com>
501 * arm.cc (Target_arm::got_section): Make the .got section the first
502 non RELRO section in the data segment.
503 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
504 suffixes of section names.
506 2010-02-24 Doug Kwan <dougkwan@google.com>
508 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
509 flags and attributes merging if an input file is a binary file.
510 * fileread.cc (Input_file::open): Record format of original file.
511 * fileread.h (Input_file::Format): New enum type.
512 (Input_file::Input_file): Initialize data member format_.
513 (Input_file::format): New method definition.
514 (Input_file::format_):: New data member.
516 2010-02-24 Doug Kwan <dougkwan@google.com>
518 * arm.cc (Arm_output_data_got): New class.
519 (ARM_TCB_SIZE): New constant
520 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
521 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
522 If user uses a script with a SECTIONS clause, issue only a warning
523 for a misplaced EXIDX input section. Otherwise, issue an error.
524 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
526 (Target_arm::got_mode_index_entry): Handle static linking.
527 (Target_arm::Scan::local): Ditto.
528 (Target_arm::Scan::global): Ditto.
529 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
530 all incorrectly implemented relocations.
531 (Target_arm::fix_exidx_coverage): Pass layout to
532 Arm_output_section::fix_exidx_coverage.
533 * layout.cc (Layout::section_name_mapping): Remove trailing dots
534 from ".ARM.exidx." and ".ARM.extab.".
536 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
538 * arm.cc (Target_arm::do_finalize_sections): Create attribute
539 section if it does not already exist.
540 * attributes.cc (Attributes_section_data::Attributes_section_data):
541 Don't crash if size is zero.
543 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
544 Ian Lance Taylor <iant@google.com>
546 * gold.cc (queue_middle_tasks): If no input files were opened,
548 * workqueue.h (Task_function::Task_function): Assert that there is
551 2010-02-22 Doug Kwan <dougkwan@google.com>
553 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
554 * icf.cc (get_section_contents): Cast snprintf arguments to long long
555 types to avoid warnings due to different uint64_t implementations
558 2010-02-21 Doug Kwan <dougkwan@google.com>
560 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
561 handling of the maximum backward branch offset.
562 (Arm_relocate_functions::thumb_branch_common): Ditto.
563 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
564 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
565 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
566 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
567 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
568 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
569 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
570 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
571 thumb_bl_out_of_range thumb_bl_out_of_range.o,
572 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
573 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
574 thumb2_bl_out_of_range.o): New rules.
575 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
576 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
577 thumb2_bl_out_of_range
578 * testsuite/Makefile.in: Regenerate.
579 * testsuite/arm_bl_in_range.s: New file.
580 * testsuite/arm_bl_out_of_range.s: Ditto.
581 * testsuite/arm_branch_in_range.sh: Ditto.
582 * testsuite/arm_branch_range.t: Ditto.
583 * testsuite/thumb2_branch_range.t: Ditto.
584 * testsuite/thumb_bl_in_range.s: Ditto.
585 * testsuite/thumb_bl_out_of_range.s: Ditto.
586 * testsuite/thumb_branch_range.t: Ditto.
588 2010-02-20 Sriraman Tallam <tmsriram@google.com>
590 * gc.h (gc_process_relocs): Change vectors to point to the new list.
591 Add reloc offset information.
592 * icf.cc (get_section_contents): Change iterators to point to the new
593 vectors. Add reloc offset information to the contents.
594 * icf.h (Icf::Sections_reachable_info): New typedef.
595 (Icf::Sections_reachable_list): New typedef.
596 (Icf::Offset_info): New typedef.
597 (Icf::Reloc_info): New struct typedef.
598 (Icf::Reloc_info_list): New typedef.
599 (Icf::symbol_reloc_list): Delete method.
600 (Icf::addend_reloc_list): Delete method.
601 (Icf::section_reloc_list): Delete method.
602 (Icf::reloc_info_list): New method.
603 (Icf::reloc_info_list_): New member.
605 2010-02-19 Doug Kwan <dougkwan@google.com>
607 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
608 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
609 * arm.cc (Arm_relocation_functions): New forward declaration.
610 (Target_arm::Target_arm): Initialize new data members
611 got_mod_index_offset_ and tls_base_symbol_defined_.
612 (Target_arm::Relocate::relocate_tls): New method.
613 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
614 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
616 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
617 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
618 (Target_arm::got_mod_index_offset_,
619 Target_arm::tls_base_symbol_defined_): New data members.
620 (Target_arm::Scan::local, Target::Scan::global,
621 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
624 2010-02-18 Doug Kwan <dougkwan@google.com>
626 * arm.cc (Arm_relobj::find_linked_text_section): New method.
627 (Arm_relobj::make_exidx_input_section): Pass section index of linked
628 text section as a parameter becuase some broken tools may not set
629 the link in section header.
630 (Target_arm::has_got_section): New method.
631 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
632 without any mapping symbol as data only. Remove warning.
633 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
634 link in its section header, try to discover the link by inspecting the
635 REL31 relocation at the beginning of the section.
636 (Target_arm::Scan::check_non_pic): Report name of offending relocation
638 (Target_arm::Scan::global): Treat any reference to the symbol
639 _GLOBAL_OFFSET_TABLE_ as a GOT access.
641 2010-02-12 Sriraman Tallam <tmsriram@google.com>
643 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
644 (Scan::global_reloc_may_be_function_pointer): New function.
645 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
646 (Scan::global_reloc_may_be_function_pointer): New function.
647 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
648 (Scan::global_reloc_may_be_function_pointer): New function.
649 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
650 (Scan::global_reloc_may_be_function_pointer): New function.
651 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
652 (Scan::global_reloc_may_be_function_pointer): New function.
653 (Scan::possible_function_pointer_reloc): New function.
654 (Target_x86_64::can_check_for_function_pointers): New function.
655 * gc.h (gc_process_relocs): Scan relocation types to determine if
656 function pointers were taken for targets that support it.
657 * icf.cc (Icf::find_identical_sections): Include functions for
658 folding in safe ICF whose pointer is not taken.
659 * icf.h (Secn_fptr_taken_set): New typedef.
660 (fptr_section_id_): New member.
661 (section_has_function_pointers): New function.
662 (set_section_has_function_pointers): New function.
663 (check_section_for_function_pointers): New function.
664 * options.h: Fix comment for safe ICF option.
665 * target.h (can_check_for_function_pointers): New function.
666 * testsuite/Makefile.am: Add icf_safe_so_test test case.
667 Modify icf_safe_test for X86-64.
668 * testsuite/Makefile.in: Regenerate.
669 * testsuite/icf_safe_so_test.cc: New file.
670 * testsuite/icf_safe_so_test.sh: New file.
671 * testsuite/icf_safe_test.cc (kept_func_3): New function.
672 (main): Change to take pointer to function kept_func_3.
673 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
674 folding is done correctly for X86-64.
676 2010-02-12 David S. Miller <davem@davemloft.net>
678 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
679 is_symbolless parameter.
680 (Output_reloc<SHT_REL>::is_symbolless): New.
681 (Output_reloc<SHT_REL>::is_symbolless_): New.
682 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
683 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
684 (Output_reloc<SHT_RELA>::is_symbolless): New.
685 (Output_data_reloc::add_global): Handle is_symbolless.
686 (Output_data_reloc::add_global_relative): Likewise.
687 (Output_data_reloc::add_local): Likewise.
688 (Output_data_reloc::add_local_relative): Likewise.
689 (Output_data_reloc::add_symbolless_global_addend): New.
690 (Output_data_reloc::add_symbolless_local_addend): New.
691 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
693 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
694 instead of ->is_relative_
695 (Output_reloc::write): Likewise.
696 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
697 (Output_reloc::write_rel): Simplify.
699 * sparc.cc (Target_sparc::Scan::local): Use
700 ->add_symbolless_local_addend as needed.
701 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
702 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
703 based upon relocation offset.
705 2010-02-11 Doug Kwan <dougkwan@google.com>
707 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
708 (Target_arm::Scan::global): Ditto. Also remove a comment before the
709 beginning of function.
710 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
711 and MOVT_ABS relocations. Those are non issued in scanning. Fix
712 parameter is_32bit in calls to should_apply_static_reloc.
713 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
714 (check_DATA): Add arm_abs_global.stdout.
715 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
716 arm_abs_global.stdout): New rules.
717 (MOSTLLYCLEANFILES): Add arm_abs_global
718 * Makefile.in: Regenerate.
719 * testsuite/arm_abs_global.s: New file.
720 * testsuite/arm_abs_global.sh: Ditto.
721 * testsuite/arm_abs_lib.s: Ditto.
723 2010-02-11 Ian Lance Taylor <iant@google.com>
725 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
727 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
728 Allocate_commons_task first.
729 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
730 task, rather than symtab_lock_.
731 (Gc_process_relocs::~Gc_process_relocs): New function.
732 (Gc_process_relocs::is_runnable): Check this_blocker_.
733 (Gc_process_relocs::locks): Use next_blocker_ rather than
735 (Scan_relocs::~Scan_relocs): New function.
736 (Scan_relocs::is_runnable): Check this_blocker_ rather than
738 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
740 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
741 fields. Add this_blocker_ and next_blocker_ fields. Adjust
742 constructor accordingly.
743 (class Gc_process_relocs): Likewise.
744 (class Scan_relocs): Likewise.
745 * common.h (class Allocate_commons_task): Remove symtab_lock_
746 field, and corresponding constructor parameter.
747 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
749 (Allocate_commons_task::locks): Likewise.
751 2010-02-11 Ian Lance Taylor <iant@google.com>
753 * gold-threads.h (class Once): Define.
754 (class Initialize_lock): Rewrite as child of Once.
755 * gold-threads.cc (class Once_initialize): Define.
756 (once_pointer_control): New static variable.
757 (once_pointer, once_arg): New static variables.
758 (c_run_once): New static function.
759 (Once::Once, Once::run_once, Once::internal_run): New functions.
760 (class Initialize_lock_once): Remove.
761 (initialize_lock_control): Remove.
762 (initialize_lock_pointer): Remove.
763 (initialize_lock_once): Remove.
764 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
765 (Initialize_lock::initialize): Rewrite.
766 (Initialize_lock::do_run_once): New function.
767 * archive.cc (Archive::interpret_header): Only clear name if it is
769 * fileread.cc: Include "gold-threads.h"
770 (file_counts_lock): New static variable.
771 (file_counts_initialize_lock): Likewise.
772 (File_read::release): Only increment counts when using --stats.
773 Use a lock around the increment.
774 * parameters.cc (class Set_parameters_target_once): Define.
775 (set_parameters_target_once): New static variable.
776 (Parameters::Parameters): Move here from parameters.h.
777 (Parameters::set_target): Rewrite.
778 (Parameters::set_target_once): New function.
779 (Parameters::clear_target): Move here and rewrite.
780 * parameters.h (class Parameters): Update declarations. Add
781 set_parameters_target_once_ field.
782 (Parameters::Parameters): Move to parameters.cc.
783 (Parameters::clear_target): Likewise.
784 * readsyms.cc (Read_symbols::do_group): Create a Start_group
786 (Start_group::~Start_group): New function.
787 (Start_group::is_runnable): New function.
788 (Start_group::locks, Start_group::run): New functions.
789 (Finish_group::run): Change saw_undefined to size_t.
790 * readsyms.h (class Start_group): Define.
791 (class Finish_group): Change saw_undefined_ field to size_t.
792 (Finish_group::Finish_group): Remove saw_undefined and
793 this_blocker parameters. Change all callers.
794 (Finish_group::set_saw_undefined): New function.
795 (Finish_group::set_blocker): New function.
796 * symtab.h (class Symbol_table): Change saw_undefined to return
797 size_t. Change saw_undefined_ field to size_t.
798 * target-select.cc (Set_target_once::do_run_once): New function.
799 (Target_selector::Target_selector): Initialize set_target_once_
800 field. Don't initialize lock_ and initialize_lock_ fields.
801 (Target_selector::instantiate_target): Rewrite.
802 (Target_selector::set_target): New function.
803 * target-select.h (class Set_target_once): Define.
804 (class Target_selector): Update declarations. Make
805 Set_target_once a friend. Remove lock_ and initialize_lock_
806 fields. Add set_target_once_ field.
808 2010-02-10 Ian Lance Taylor <iant@google.com>
810 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
812 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
813 (queue_middle_tasks): Add all blockers before queueing any tasks.
814 (queue_final_tasks): Likewise.
815 * token.h (Task_token::add_blockers): New function.
816 * object.h (Input_objects::number_of_relobjs): New function.
818 2010-02-10 Ian Lance Taylor <iant@google.com>
820 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
821 shared, not if not position independent.
822 * x86_64.cc (Relocate::relocate_tls): Likewise.
823 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
824 (tls_pie_pic_test): New target.
825 * testsuite/Makefile.in: Rebuild.
827 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
828 (tls_test_main_pie.o, tls_test_pie.o): New targets.
829 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
830 * testsuite/Makefile.in: Rebuild.
832 2010-02-09 David S. Miller <davem@davemloft.net>
834 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
835 R_SPARC_RELATIVE using ->add_local_relative().
836 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
838 * output.h (Output_data_dynamic::add_section_size): New method
839 that takes two Output_data objects.
840 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
841 entry param. Handle it in initializers.
842 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
843 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
844 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
846 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
847 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
848 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
849 for dynrel_includes_plt.
850 * i386.cc (Target_i386::do_finalize_sections): Likewise.
851 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
852 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
854 (Target_sparc::do_finalize_sections): Update to pass true for
856 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
857 output before .rela.plt
858 (Target_powerpc::do_finalize_sections): Update to pass true for
859 dynrel_includes_plt when 32-bit.
861 2010-02-08 Doug Kwan <dougkwan@google.com>
863 * arm.cc (Arm_relobj::simple_input_section_output_address): New
865 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
866 Arm_relobj::scan_section_for_cortex_a8_stubs,
867 Arm_relobj::do_relocation_section): Instead of calling
868 Output_section::output_address, use faster
869 Arm_relobj::simple_input_section_output_address.
871 2010-02-08 David S. Miller <davem@davemloft.net>
873 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
874 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
875 relocation helper function.
877 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
878 just like R_SPARC_GOT{10,13,22}.
879 (Target_sparc::Scan::local): Likewise.
880 (Target_sparc::Relocate:relocate): Likewise.
882 2010-02-06 Ian Lance Taylor <iant@google.com>
884 * configure.ac: Rewrite targetobjs duplicate removal code to use
885 only shell constructs.
886 * configure: Rebuild.
888 2010-02-05 Doug Kwan <dougkwan@google.com>
891 * arm.cc (Arm_relobj::section_is_scannable): New method.
892 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
893 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
895 2010-02-04 Doug Kwan <dougkwan@google.com>
898 * arm-reloc-property.cc (cstdio): Include.
899 * configure.ac (targetobjs): Remove duplicates.
900 * configure: Regenerate.
901 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
902 big and little endian version for a given address size.
904 2010-02-03 Doug Kwan <dougkwan@google.com>
906 * arm-reloc-property.cc
907 (Arm_reloc_property_table::reloc_name_in_error_message): New method
909 * arm-reloc-property.h
910 (Arm_reloc_property_table::get_implemented_static_reloc_property):
911 New method definition.
912 (Arm_reloc_property_table::reloc_name_in_error_message): New method
914 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
916 (GOT_PREL): Change implemented to Y.
917 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
918 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
919 (Arm_relocate_functions::movw_abs_nc): Remove method.
920 (Arm_relocate_functions::movt_abs): Ditto.
921 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
922 (Arm_relocate_functions::thm_movt_abs): Ditto.
923 (Arm_relocate_functions::movw_rel_nc): Ditto.
924 (Arm_relocate_functions::movw_rel): Ditto.
925 (Arm_relocate_functions::movt_rel): Ditto.
926 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
927 (Arm_relocate_functions:thm_movw_rel): Ditto.
928 (Arm_relocate_functions:thm_movt_rel): Ditto.
929 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
930 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
931 New method definitions.
932 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
933 (Arm_relocation_functions::arm_grp_ldr): Ditto.
934 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
935 (Arm_relocation_functions::arm_grp_ldc): Ditto.
936 (Target_arm::Relocate::relocate): Check for non-static or
937 unimplemented relocation code and exit early. Change calls to
938 Target_arm::reloc_uses_thumb_bit and
939 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
940 instead. Refactor code to handle similar relocations to increase
941 code sharing. Remove check for unsupported relocation code in switch
943 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
944 relocation property table to find out size. Change error message to
945 print out the name of a relocation code instead of the numeric value.
946 (Target_arm::scan_reloc_for_stub): Use relocation property table
947 instead of calling Target_arm::reloc_uses_thumb_bit().
949 2010-02-02 Doug Kwan <dougkwan@google.com>
951 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
952 types of relaxed input section.
954 2010-02-02 Doug Kwan <dougkwan@google.com>
956 * Makefile.am (HFILES): Add arm-reloc-property.h.
958 (TARGETSOURCES): Add arm-reloc-property.cc
959 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
960 (libgold_a_SOURCES): $(DEFFILES)
961 * Makefile.in: Regenerate.
962 * arm-reloc-property.cc: New file.
963 * arm-reloc-property.h: New file.
964 * arm-reloc.def: New file.
965 * arm.cc: Update comments.
966 (arm-reloc-property.h): New included header.
967 (arm_reloc_property_table): New global variable.
968 (Target_arm::do_select_as_default_target): New method definition.
969 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
970 arm-reloc-property to targ_extra_obj.
971 * parameters.cc (set_parameters_target): Call
972 Target::select_as_default_target().
973 * target.h (Target::select_as_default_target): New method definition.
974 (Target::do_select_as_default_target): Same.
976 2010-02-01 Doug Kwan <dougkwan@google.com>
978 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
979 first_output_text_section_.
980 (Arm_exidx_fixup::first_output_text_section): New method definition.
981 (Arm_exidx_fixup::first_output_text_section_): New data member.
982 (Arm_exidx_fixup::process_exidx_section): Record the first text
984 (Arm_output_section::fix_exidx_coverage): Set correct linked section
985 and entsize in output section header.
987 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
989 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
990 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
991 (Arm_relocate_functions::thm_alu11): New Method.
992 (Arm_relocate_functions::thm_pc8): New Method.
993 (Arm_relocate_functions::thm_pc12): New Method.
994 (Target_arm::Scan::local): Handle the relocations.
995 (Target_arm::Scan::global): Likewise.
996 (Target_arm::Relocate::relocate): Likewise.
997 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
999 2010-01-29 Doug Kwan <dougkwan@google.com>
1001 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1002 of relocation types as ld.
1004 2010-01-29 Doug Kwan <dougkwan@google.com>
1006 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1008 (Arm_relocate_functions::thumb_branch_common): Ditto.
1009 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1010 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1011 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1012 Arm_relocate_functions::jump24): Remove.
1013 (Target_arm::Relocate::relocate): Adjust code to call
1014 Arm_relocation_functions::arm_branch_common and
1015 Arm_relocation_functions::thumb_branch_common instead of their removed
1016 wrappers. Merge switch-cases together to reduce source code size.
1018 2010-01-29 Doug Kwan <dougkwan@google.com>
1020 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1021 output_local_symbol_count_needs_update_.
1022 (Arm_relobj::output_local_symbol_count_needs_update,
1023 Arm_relobj::set_output_local_symbol_count_needs_update,
1024 Arm_relobj::update_output_local_symbol_count): New methods.
1025 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1027 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1028 of pointed function as in a R_ARM_PREL31 relocation.
1029 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1030 for output local symbol count updating.
1031 (Target_arm::do_relax): Update output local symbol counts in objects
1033 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1035 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1037 * arm.cc: Added support for the ARM relocations:
1038 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1039 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1040 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1042 (Arm_relocate_functions::movw_rel): New method.
1043 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1044 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1046 (Arm_relocate_functions::thm_movw_rel): New method.
1047 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1049 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1051 (Target_arm::Scan::global): Likewise.
1052 (Target_arm::Relocate::relocate): Likewise.
1053 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1056 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1058 * arm.cc: Added support for ARM group relocations.
1059 (Target_arm::reloc_needs_sym_origin): New method.
1060 (Arm_relocate_functions::calc_grp_kn): New method.
1061 (Arm_relocate_functions::calc_grp_residual): New method.
1062 (Arm_relocate_functions::calc_grp_gn): New method.
1063 (Arm_relocate_functions::arm_grp_alu): New Method.
1064 (Arm_relocate_functions::arm_grp_ldr): New Method.
1065 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1066 (Arm_relocate_functions::arm_grp_ldc): New Method.
1067 (Target_arm::Scan::local): Handle the ARM group relocations.
1068 (Target_arm::Scan::global): Likewise.
1069 (Target_arm::Relocate::relocate): Likewise.
1070 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1073 2010-01-26 Doug Kwan <dougkwan@google.com>
1075 * arm.cc (set): Include.
1076 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1078 (Arm_output_section::Text_section_list): New type.
1079 (Arm_output_section::append_text_sections_to_list): New method.
1080 (Arm_output_section::fix_exidx_coverage): Ditto.
1081 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1082 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1083 Relobj::set_section_offset() instead of
1084 Sized_relobj::invalidate_section_offset().
1085 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1086 parameter for section headers. Ignore relocation sections for
1087 unallocated sections and EXIDX sections.
1088 (Target_arm::fix_exidx_coverage): New method.
1089 (Target_arm::output_section_address_less_than): New type.
1090 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1091 linked text section instead of the EXIDX section.
1092 (Arm_output_section::create_stub_group): Add an assertion to check
1093 that this is not an EXIDX output section.
1094 (Arm_output_section::append_text_sections_to_list): New method.
1095 (Arm_output_section::fix_exidx_coverage): Ditto.
1096 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1097 Arm_relobj::section_needs_reloc_stub_scanning.
1098 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1100 (Target_arm::fix_exidx_coverage): New method.
1101 * object.h (Relobj::set_output_section): New method.
1102 (Sized_relobj::invalidate_section_offset): Remove method.
1103 (Sized_relobj::do_invalidate_section_offset): Remove method.
1104 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1106 2010-01-25 Doug Kwan <dougkwan@google.com>
1108 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1109 Fix warning due to signed and unsigned comparison on a 32-bit host.
1111 2010-01-22 Doug Kwan <dougkwan@google.com>
1113 * arm.cc (Target_arm::do_relax): Record an output section for section
1114 offset adjustment it contains any stub table that has changed.
1115 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1116 offsets in an output section if necessary.
1117 * output.cc (Output_section::Output_section): Initialize
1118 section_offsets_need_adjustments_.
1119 (Output_section::add_input_section_for_script): Renamed to
1120 Output_section::add_simple_input_section.
1121 (Output_section::save_states): Add a comment.
1122 (Output_section::discard_states): New method defintion.
1123 (Output_section::adjust_section_offsets): Same.
1124 * output.h (Output_section::add_input_section_for_script): Renamed to
1125 Output_section::add_simple_input_section.
1126 (Output_section::discard_states): New method declaration.
1127 (Output_section::adjust_section_offsets): Same.
1128 (Output_section::section_offsets_need_adjustment,
1129 Output_section::set_section_offsets_need_adjustment): New method
1131 (Output_section::section_offsets_need_adjustment_): New data member.
1132 * script-sections.cc
1133 (Output_section_element_input::set_section_address): Adjust code for
1134 renaming of Output_section::add_input_section_for_script.
1135 (Orphan_output_section::set_section_address): Same.
1137 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1139 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1140 Fix_v4bx enum values .
1141 * gold/options.h (General_options): New option definitions.
1142 (General_options::fix_v4bx): New method.
1143 (General_options::Fix_v4bx): New enum.
1144 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1145 (General_options::parse_fix_v4bx_interworking): New method.
1147 2010-01-22 Doug Kwan <dougkwan@google.com>
1149 * arm.cc (Arm_exidx_fixup): New class.
1151 2010-01-21 Doug Kwan <dougkwan@google.com>
1153 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1155 (Arm_exidx_section_offset_map): New type.
1157 2010-01-21 Doug Kwan <dougkwan@google.com>
1159 * arm.cc (Arm_exidx_input_section): New class.
1160 (Arm_relobj::exidx_input_section_by_link,
1161 Arm_relobj::exidx_input_section_by_shndx,
1162 Arm_relobj::make_exidx_input_section): New methods.
1163 (read_arm_attributes_section): Remove.
1164 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1165 information about them.
1166 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1169 2010-01-20 Doug Kwan <dougkwan@google.com>
1171 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1172 Input_section_specifier to Section_id.
1173 (Target_arm::new_arm_input_section: Adjust code for change of key
1175 (Target_arm::find_arm_input_section): Ditto.
1176 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1177 (Section_id): Remove.
1178 (Garbage_collection::Section_id_hash): Remove.
1179 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1180 (Section_id): Remove.
1181 (Icf::Section_id_hash): Remove.
1182 * object.h (Section_id, Const_section_id, Section_id_hash,
1183 Const_section_id_hash): New type definitions.
1184 * output.cc (Output_section::add_relaxed_input_section): Change to
1185 use Const_section_id instead of Input_section_specifier as key type.
1186 (Output_section::add_merge_input_section): Ditto.
1187 (Output_section::build_relaxation_map): Change to use Section_id
1188 instead of Input_section_specifier as key type.
1189 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1191 (Output_section::convert_input_sections_to_relaxed_sections): Change
1192 to use Const_section_id instead of Input_section_specifier as key type.
1193 (Output_section::find_merge_section): Ditto.
1194 (Output_section::find_relaxed_input_section): Ditto.
1195 * output.h (Input_section_specifier): Remove class.
1196 (Output_section::Output_section_data_by_input_section_map): Change
1197 key type to Const_section_id.
1198 (Output_section::Output_relaxed_input_section_by_input_section_map):
1200 (Output_section::Relaxation_map): Change key type to Section_id.
1202 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1204 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1205 (class Arm_v4bx_stub): New class.
1206 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1207 (Stub_factory::make_arm_v4bx_stub): New method.
1208 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1209 (Stub_table::empty): Handle v4bx stubs.
1210 (Stub_table::add_arm_v4bx_stub): New method.
1211 (Stub_table::find_arm_v4bx_stub): New method.
1212 (Arm_relocate_functions::v4bx): New method.
1213 (Target_arm::fix_v4bx): New method.
1214 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1215 (Stub_table::relocate_stubs): Likewise.
1216 (Stub_table::do_write): Likewise.
1217 (Stub_table::update_data_size_and_addralign): Likewise.
1218 (Stub_table::finalize_stubs): Likewise.
1219 (Target_arm::Scan::local): Likewise.
1220 (Target_arm::Scan::global): Likewise.
1221 (Target_arm::do_finalize_sections): Likewise.
1222 (Target_arm::Relocate::relocate): Likewise.
1223 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1225 (Target_arm::scan_reloc_for_stub): Likewise.
1226 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1228 2010-01-19 Ian Lance Taylor <iant@google.com>
1230 * output.cc (Output_section_headers::do_sized_write): Write large
1231 segment count to sh_info field.
1232 (Output_file_header::do_sized_write): For large segment count,
1233 write PN_XNUM to e_phnum field.
1235 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1237 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1238 (Arm_relocate_functions::thm_jump8): New function.
1239 (Arm_relocate_functions::thm_jump11): New function.
1240 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1242 (Target_arm::Scan::global): Likewise.
1243 (Target_arm::Relocate::relocate): Likewise.
1244 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1247 2010-01-14 Doug Kwan <dougkwan@google.com>
1249 * arm.cc (map, utility): Include headers.
1250 (Target_arm::apply_cortex_a8_workaround): New method.
1251 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1252 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1253 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1254 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1255 the --[no-]fix-cortex-a8 command line options.
1256 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1257 (Target_arm::relocate_stub): Use addend in instruction template.
1258 * options.h (DEFINE_bool): Set the user-set flag.
1259 (General_options): Add --[no-]-fix-cortex options.
1260 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1261 : Update fast look-up map after conversion.
1263 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1265 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1266 in the first pass of do_layout.
1268 2010-01-13 Doug Kwan <dougkwan@google.com>
1270 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1271 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1272 apparent compiler problem of not folding static constant integral
1273 data members of elfcpp::Elf_sizes<32>.
1275 2010-01-13 Doug Kwan <dougkwan@google.com>
1277 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1278 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1279 Arm_relobj::scan_section_for_cortex_a8_erratum,
1280 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1281 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1282 sections to scan for relocation stubs into a new method
1283 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1284 relocation and Cortex-A8 stub scanning.
1285 (Target_arm::do_relax): Force stubs to be after stubbed sections
1286 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1287 the beginning of a new relaxation pass. Update a comment.
1288 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1290 2010-01-12 Ian Lance Taylor <iant@google.com>
1292 * target-reloc.h (visibility_error): New inline function.
1293 (relocate_section): Call visibility_error.
1294 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1295 (MOSTLYCLEANFILES): Likewise.
1296 (protected_4_pic.o, protected_3.err): New targets.
1297 * testsuite/protected_4.cc: New file.
1299 2010-01-12 Doug Kwan <dougkwan@google.com>
1301 * arm.cc (Cortex_a8_reloc): New class.
1302 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1303 and cortex_a8_relocs_info_.
1304 (Target_arm::fix_cortex_a8): New method definition.
1305 (Target_arm::Cortex_a8_relocs_info): New type.
1306 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1307 New data member declarations.
1308 (Target_arm::scan_reloc_for_stub): Record information about
1309 relocations for THUMB branches that might be exempted from the
1310 Cortex-A8 workaround.
1311 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1312 at the beginning of a relaxation pass.
1314 2010-01-12 Doug Kwan <dougkwan@google.com>
1316 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1317 (Arm_relobj::Mapping_symbol_position,
1318 Arm_reloj::Mapping_symbol_position_less,
1319 Arm_relobj::Mapping_symbols_info): New types.
1320 (Target_arm::is_mapping_symbol_name): New method definition.
1321 (Arm_relobj::do_count_local_symbols): Save information about mapping
1324 2010-01-11 Doug Kwan <dougkwan@google.com>
1326 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1327 Arm_relocate_functions::thumb32_branch_upper,
1328 Arm_relocate_functions::thumb32_branch_lower,
1329 Arm_relocate_functions::thumb32_cond_branch_offset,
1330 Arm_relocate_functions::thumb32_cond_branch_upper,
1331 Arm_relocate_functions::thumb32_cond_branch_lower,
1332 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1333 branch offset encoding.
1334 (Arm_relocate_functions::thumb_branch_common): Use new branch
1335 offset encoding methods to avoid code duplication.
1336 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1337 (Stub_addend_reader::operator()): Use new branch encoding method
1338 to avoid code duplication.
1340 2010-01-11 Doug Kwan <dougkwan@google.com>
1342 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1343 (Target_arm::do_finalize_sections): Define special EXIDX section
1344 symbols only if referenced.
1345 * gc.h (Garbage_collection::add_reference): New method.
1346 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1349 2010-01-11 Ian Lance Taylor <iant@google.com>
1351 * script.cc (Version_script_info::build_expression_list_lookup):
1352 Change complaing about duplicate wildcard match from error to
1355 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1357 (Version_script_info::Version_script_info): Initialize globs_,
1358 default_version_, default_is_global_, and exact_. Don't
1359 initialize globals_ or locals_.
1360 (Version_script_info::build_lookup_tables): Build local symbols
1362 (Version_script_info::unquote): New function.
1363 (Version_script_info::add_exact_match): New function.
1364 (Version_script_info::build_expression_list_lookup): Remove lookup
1365 parameter. Add is_global parameter. Change all callers. Handle
1366 wildcard pattern specially. Unquote pattern. Call
1368 (Version_script_info::get_name_to_match): New function.
1369 (Version_script_info::get_symbol_version): New function.
1370 (Version_script_info::get_symbol_version_helper): Remove.
1371 (Version_script_info::check_unmatched_names): Call unquote.
1372 * script.h (class Version_script_info): Change get_symbol_version
1373 to be non-inline and add is_global parameter; change all callers.
1374 Rewrite symbol_is_local. Update declarations. Define struct
1375 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1376 Remove globals_ and locals_ members. Add exact_, globs_,
1377 default_version_, is_global_.
1378 (Version_script_info::Glob): Remove pattern, add expression and
1379 is_global. Update constructor. Change all callers.
1380 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1382 (Versions::symbol_section_contents): If a symbol is undefined, or
1383 defined in a dynamic object, set the version index to
1385 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1387 (Symbol_table::add_from_pluginobj): Likewise.
1388 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1390 2010-01-11 Doug Kwan <dougkwan@google.com>
1392 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1393 (incremental_dump_LDADD): Add linking option for libintl.
1394 * Makefile.in: Regenerate.
1396 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1399 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1401 * testsuite/Makefile.in: Regenerated.
1403 2010-01-10 Doug Kwan <dougkwan@google.com>
1405 * options.h (DEFINE_var): Use parentheses around argument varname__
1406 in macro body to avoid any unintended subsequent substitutions.
1408 2010-01-10 Ian Lance Taylor <iant@google.com>
1410 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1411 candidates before doing symbol resolution.
1413 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1414 ODR candidates if only one is weak.
1416 2010-01-08 Ian Lance Taylor <iant@google.com>
1418 * script.cc (Version_script_info::build_expression_list_lookup):
1419 Don't warn about ambiguous version, just record the ambiguity.
1420 (Version_script_info::get_symbol_version_helper): Give error if
1421 version is ambiguous.
1423 2010-01-08 Doug Kwan <dougkwan@google.com>
1425 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1426 prev_data_size_ and prev_addralign_. Remove initializer for
1427 deleted data member has_been_changed_.
1428 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1429 to determine if the table is empty.
1430 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1432 (Stub_table::add_reloc_stub): Define method in class definition
1433 instead of just declaring it there.
1434 (Stub_table::add_cortex_a8_stub): New method definition.
1435 (Stub_table::update_data_size_and_addralign): Ditto.
1436 (Stub_table::finalize_stubs): Ditto.
1437 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1438 (Stub_table::do_addralign_): Return address alignment in the
1439 (Stub_table::do_reset_address_and_file_offset): Define method in
1440 class definition instead of declaring it there. Set current data
1441 size to be the data size of the previous pass.
1442 (Stub_table::set_final_data_size): Use current data size as the
1444 (Stub_table::relocate_stub): Change parameter type of stub from
1445 Reloc_stub pointer to Stub pointer.
1446 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1447 (Stub_table::Cortex_a8_stub_list): New typedef.
1448 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1449 Stub_table::prev_addralign_): New data member.
1450 (Arm_relobj::Arm_relobj): Initialize data member
1451 section_has_cortex_a8_workaround_.
1452 (Arm_relobj::section_has_cortex_a8_workaround,
1453 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1455 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1457 (Target_arm::relocate_stub): Change parameter type of stub from
1458 Reloc_stub pointer to Stub pointer.
1459 (Insn_template::size, Insn_template::alignment): Handle
1460 THUMB16_SPECIAL_TYPE.
1461 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1462 Stub_table::update_data_size_and_addralign,
1463 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1465 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1466 (Stub_table::do_write): Ditto.
1467 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1469 2010-01-08 Ian Lance Taylor <iant@google.com>
1472 * symtab.h (class Symbol): Remove fields is_target_special_ and
1473 has_plt_offset_. Add field is_defined_in_discarded_section_.
1474 (Symbol::is_defined_in_discarded_section): New function.
1475 (Symbol::set_is_defined_in_discarded_section): New function.
1476 (Symbol::has_plt_offset): Rewrite.
1477 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1478 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1479 Don't initialize is_target_special_ or has_plt_offset_.
1480 Initialize is_defined_in_discarded_section_.
1481 (Symbol_table::add_from_relobj): If appropriate, set
1482 is_defined_in_discarded_section.
1483 * resolve.cc (Symbol::override_base_with_special): Don't test
1484 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1485 * target-reloc.h (relocate_section): Do special handling for
1486 symbols defined in discarded sections for global symbols as well
1489 2010-01-08 Ian Lance Taylor <iant@google.com>
1491 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1492 the SHT_SYMTAB case.
1494 2010-01-08 Ian Lance Taylor <iant@google.com>
1496 * object.cc (Sized_relobj::do_layout): Don't get confused if
1497 layout_eh_frame returns NULL.
1499 2010-01-08 Ian Lance Taylor <iant@google.com>
1502 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1503 dynamic symbol table, use the normal symbol table.
1504 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1507 2010-01-08 Ian Lance Taylor <iant@google.com>
1510 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1513 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1515 * version.cc (print_version): Change to "Copyright 2010".
1517 2010-01-08 Ian Lance Taylor <iant@google.com>
1521 * i386.cc (class Target_i386): Change return type of plt_section
1523 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1524 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1525 tls_desc_rel_ field.
1526 (Output_data_plt_i386::rel_tls_desc): New function.
1527 (Target_i386::rel_tls_desc_section): New function.
1528 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1529 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1530 R_386_TLS_DESC reloc in rel_tls_desc_section.
1531 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1532 Define struct Tlsdesc_info.
1533 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1534 (Target_x86_64::do_reloc_symbol_index): New function.
1535 (Target_x86_64::add_tlsdesc_info): New function.
1536 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1537 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1539 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1541 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1542 (Target_x86_64::rela_tlsdesc_section): New function.
1543 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1545 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1546 (Target_x86_64::do_reloc_addend): New function.
1547 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1548 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1549 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1550 (Output_reloc::type): New function.
1551 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1552 (Output_reloc::is_target_specific): New function.
1553 (Output_reloc::target_arg): New function.
1554 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1555 absolute relocs and target specific relocs.
1556 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1557 add_target_specific.
1558 (class Output_data_reloc) [SHT_RELA]: Likewise.
1559 * output.cc (Output_reloc::Output_reloc): Add four new versions
1560 for absolute relocs and target specific relocs.
1561 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1562 (Output_reloc::get_symbol_index): Likewise.
1563 (Output_reloc::local_section_offset): Check that local_sym_index_
1564 is not TARGET_CODE or 0.
1565 (Output_reloc::symbol_value): Likewise.
1566 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1568 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1569 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1571 * layout.cc (add_target_dynamic_tags): Use output section for
1572 DT_PLTRELSZ and DT_JMPREL.
1574 2010-01-07 Ian Lance Taylor <iant@google.com>
1577 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1579 (class Output_data_reloc_generic): Define.
1580 (class Output_data_reloc_base): Change base class to
1581 Output_data_reloc_generic. Change add() method to call
1582 bump_relative_reloc_count for a relative reloc. Remove
1584 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1586 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1587 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1589 * layout.h (class Layout): Update declaration.
1591 2010-01-07 Ian Lance Taylor <iant@google.com>
1593 * output.h (class Output_data): Add const version of
1594 output_section and do_output_section.
1595 (class Output_section_data): Add const version of
1597 (class Output_section): Likewise.
1598 * layout.cc (Layout::add_target_dynamic_tags): New function.
1599 * layout.h (class Layout): Update declarations.
1600 * arm.cc (Target_arm::do_finalize_sections): Use
1601 add_target_dynamic_tags.
1602 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1603 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1604 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1605 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1607 2010-01-07 Ian Lance Taylor <iant@google.com>
1610 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1613 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1614 Ian Lance Taylor <iant@google.com>
1617 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1618 Xindex::read_symtab_xindex.
1620 2010-01-07 Doug Kwan <dougkwan@google.com>
1622 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1623 (Insn_template::thumb16_bcond_insn): New method declaration.
1624 (Insn_template): Fix spelling.
1625 (Stub::thumb16_special): New method declaration.
1626 (Stub::do_write): Define virtual method which was previously pure
1628 (Stub::do_thumb16_special): New method declaration.
1629 (Stub::do_fixed_endian_write): New template member.
1630 (Reloc_stub::do_write): Remove.
1631 (Reloc_stub::do_fixed_endian_write): Remove.
1632 (Cortex_a8_stub): New class definition.
1633 (Stub_factory::make_cortex_a8_stub): New method definition.
1634 (Stub_factory::Stub_factory): Add missing static storage class
1635 qualifier for elf32_arm_stub_a8_veneer_blx.
1637 2010-01-07 Ian Lance Taylor <iant@google.com>
1640 * options.h (class General_options): Add --warn-unresolved-symbols
1641 and --error-unresolved-symbols.
1642 * errors.cc (Errors::undefined_symbol): Implement
1643 --warn-unresolved-symbols.
1645 * options.h (class General_options): Add -z text and -z textoff.
1646 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1648 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1650 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1651 (Garbage_collection::cident_sections): New function.
1652 (Garbage_collection::add_cident_section): New function.
1653 (Garbage_collection::cident_sections_): New member.
1654 (gc_process_relocs): Add references to sections whose names are C
1656 * gold.h (cident_section_start_prefix): New constant.
1657 (cident_section_stop_prefix): New constant.
1658 (is_cident): New function.
1659 * layout.cc (Layout::define_section_symbols): Replace string constants
1660 with the newly defined constants.
1661 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1663 * testsuite/Makefile.am: Add gc_orphan_section_test.
1664 * testsuite/Makefile.in: Regenerate.
1665 * testsuite/gc_orphan_section_test.cc: New file.
1666 * testsuite/gc_orphan_section_test.sh: New file.
1668 2010-01-06 Ian Lance Taylor <iant@google.com>
1671 * options.h (class General_options): Add --warn-shared-textrel.
1672 * layout.cc (Layout::finish_dynamic_section): Implement
1673 --warn-shared-textrel.
1676 * options.h (class General_options): Add --warn-multiple-gp.
1678 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1680 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1681 $(THREADSLIB) and $(LIBDL).
1682 * Makefile.in: Rebuild.
1684 2010-01-06 Ian Lance Taylor <iant@google.com>
1687 * options.cc (General_options::parse_section_start): New function.
1688 (General_options::section_start): New function.
1689 (General_options::General_options): Initialize all members.
1690 * options.h: Include <map>
1691 (class General_options): Add --section-start. Add section_starts_
1693 * layout.cc (Layout::attach_allocated_section_to_segment): If
1694 --section-start was used, set the address of the segment. Remove
1695 local sort_sections.
1696 (Layout::relaxation_loop_body): If the address of the load segment
1697 has been set by --section-start, don't use it.
1698 * output.h (Output_segment::update_flags_for_output_section): New
1700 * output.cc (Output_segment::add_output_section): Call
1701 update_flags_for_output_section.
1703 2010-01-05 Ian Lance Taylor <iant@google.com>
1706 * options.h (class General_options): Add --undefined-version.
1707 * script.cc (struct Version_expression): Add was_matched_by_symbol
1709 (Version_script_info::matched_symbol): New function.
1710 (Version_script_info::get_symbol_version_helper): Call
1712 (Version_script_info::check_unmatched_names): New function.
1713 * script.h (class Version_script_info): Update declarations.
1714 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1716 * options.h (class General_options): Use DEFINE_bool_alias for
1717 allow_multiple_definition.
1718 * resolve.cc (Symbol_table::should_override): Don't test
1719 allow_multiple_definition.
1722 * options.h (class General_options): Add --cref.
1723 * main.cc (main): Print cref table if --cref. Don't close mapfile
1724 until after printing cref table.
1725 * cref.cc: Include "symtab.h".
1726 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1727 (Cref_table_compare::operator()): New function.
1728 (Cref_inputs::gather_cref): New function.
1729 (filecol): New static const.
1730 (Cref_inputs::print_cref): New function.
1731 (Cref::print_cref): New function.
1732 * cref.h: Include <cstdio>.
1733 (class Cref): Update declarations.
1734 * mapfile.h (Mapfile::file): New function.
1735 * object.h (class Object): Define Symbols. Declare virtual
1736 do_get_global_symbols.
1737 (Object::get_global_symbols): New function.
1738 * object.cc (Input_objects::add_object): Pass object to cref_ if
1740 (Input_objects::archive_start): Likewise.
1741 (Input_objects::archive_stop): Likewise.
1742 (Input_objects::print_cref): New function.
1743 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1744 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1746 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1748 * plugin.h (class Sized_pluginobj): Update declarations.
1750 2010-01-05 Ian Lance Taylor <iant@google.com>
1752 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1753 to is_default_version. Rename insdef to insdefault.
1754 (Symbol_table::add_from_relobj): Rename def to is_default_version
1755 and local to is_forced_local.
1756 (Symbol_table::add_from_pluginobj): Likewise.
1757 (Symbol_table::add_from_dynobj): Likewise.
1758 (Symbol_table::define_special_symbol): Rename insdef to
1761 2010-01-04 Ian Lance Taylor <iant@google.com>
1764 * options.h (class General_options): Add
1765 --allow-multiple-definition and -z muldefs.
1766 * resolve.cc (Symbol_table::should_override): Don't warn about a
1767 multiple symbol definition if --allow-multiple-definition or -z
1771 * options.h (class General_options): Add --add-needed and
1772 --copy-dt-needed-entries. Tweak --as-needed help entry.
1773 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1774 error if --copy-dt-needed-entries aka --add-needed is used and
1775 would cause a change in behaviour.
1778 * options.h (class General_options): Add -G as a short version of
1779 --shared. Add no-op options -assert, -g, and -i.
1781 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1783 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1784 check for .text or .gnu.linkonce.t sections.
1785 * icf.cc (Icf::find_identical_sections): Ditto.
1786 Change the detection for mangled function name within the section
1788 * icf.h (is_section_foldable_candidate): New function.
1790 2009-12-30 Ian Lance Taylor <iant@google.com>
1793 * options.h (class General_options): Permit two dashes with
1794 --retain-symbols-file.
1796 2009-12-30 Ian Lance Taylor <iant@google.com>
1799 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1800 don't put the file header and segment headers in the text
1804 * common.cc (Sort_commons::operator()): Stabilize sort when both
1806 (Symbol_table::do_allocate_commons_list): When allocating common
1807 symbols, skip a symbol which is no longer common.
1808 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1809 an object before checking its type.
1810 * testsuite/common_test_2.c: New file.
1811 * testsuite/common_test_3.c: New file.
1812 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1813 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1814 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1815 (common_test_2_pic.o, common_test_2.so): New targets.
1816 (common_test_3_pic.o, common_test_3.so): New targets.
1817 * testsuite/Makefile.in: Rebuild.
1820 * script.cc (read_input_script): If we see a new SECTIONS clause,
1821 and we have added an input section, give an error.
1822 * layout.h (class Layout): Add have_added_input_section function.
1823 Add have_added_input_section_ field.
1824 * layout.cc (Layout::Layout): Initialize
1825 have_added_input_section_.
1826 (Layout::layout): Set have_added_input_section_.
1827 (Layout::layout_eh_frame): Likewise.
1829 2009-12-30 Ian Lance Taylor <iant@google.com>
1832 * options.h (class General_options): Add --sort-common option.
1833 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1834 * common.cc (Sort_common): Add sort_order parameter to
1835 constructor. Add sort_order_ field.
1836 (Sort_commons::operator): Check sort_order_.
1837 (Symbol_table::allocate_commons): Determine the sort order.
1838 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1840 (Symbol_table::do_allocate_commons_list): Likewise.
1842 2009-12-30 Ian Lance Taylor <iant@google.com>
1845 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1846 symbols from this object, don't change the visibility of an
1848 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1850 2009-12-30 Ian Lance Taylor <iant@google.com>
1853 * script.h (class Version_script_info): Define Language enum.
1854 Update declarations. Define Glob, Exact, and Lookup types. Add
1855 new fields globals_, locals_, and is_finalized_.
1856 * script.cc: Various formatting fixes.
1857 (class Parser_closure): Change language_stack_ from a vector of
1858 std::string to one of Version_script_info::Language. Adjust all
1860 (class Lazy_demangler): Remove.
1861 (struct Version_expression): Change language from std::string to
1862 Version_script_info::Language.
1863 (Version_script_info::Version_script_info): New function.
1864 (Version_script_info::~Version_script_info): Don't call clear.
1865 (Version_script_info::finalize): New function.
1866 (Version_script_info::build_lookup_tables): New function.
1867 (Version_script_info::build_expression_list_lookup): New
1869 (Version_script_info::get_symbol_version_helper): Rewrite to use
1871 (Version_script_info::print_expression_list): Adjust to use
1872 Version_script_info::Language.
1873 (script_push_lex_into_version_mode): Check that the version script
1874 has not been finalized.
1875 (version_script_push_lang): Change language string to
1876 Version_script_info::Language.
1877 * options.cc (Command_line::version_script): New function.
1878 * options.h (class General_options): Add finalize_dynamic_list
1879 function. Change version_script from declaration to definition.
1880 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1881 * testsuite/version_script.map: Remove duplicate def of foo.
1882 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1884 * testsuite/Makefile.in: Rebuild.
1886 2009-12-30 Ian Lance Taylor <iant@google.com>
1889 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1890 if the input symbol index is 0, make the output symbol index 0.
1892 2009-12-30 Ian Lance Taylor <iant@google.com>
1895 * options.h (class General_options): Add -x/--discard-all.
1896 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1897 --discard-all. If the local symbol needs a dynamic entry, check
1898 that before handling --discard-locals.
1900 2009-12-30 Ian Lance Taylor <iant@google.com>
1903 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1905 (Output_segment::add_output_section): Don't change the flags if
1909 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1910 GNU hash table if they need a dynamic value. Otherwise, don't add
1911 them if they are defined in a dynamic object or are forced local.
1913 2009-12-29 Ian Lance Taylor <iant@google.com>
1916 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1917 .gnu.hash table for a 32-bit target.
1920 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1921 regular and a dynamic object only needs a dynamic symbol table
1922 entry if it is externally visible.
1925 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1926 constructor. Add global_offset_table_ field.
1927 (Target_i386::got_section): Set global_offset_table_.
1928 (Target_i386::do_finalize_sections): Set global_offset_table_
1930 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1931 in constructor. Add global_offset_table_ field.
1932 (Target_x86_64::got_section): Set global_offset_table_.
1933 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1936 * layout.cc (Layout::Layout): Initialize increase_relro_.
1937 (Layout::get_output_section): Add is_relro, is_last_relro, and
1938 is_first_non_relro parameters. Change all callers.
1939 (Layout::choose_output_section): Likewise.
1940 (Layout::add_output_section_data): Likewise.
1941 (Layout::make_output_section): Likewise.
1942 (Layout::set_segment_offsets): Clear increase_relro when using a
1944 * layout.h (class Layout): Add increase_relro method. Add
1945 increase_relro_ field. Update declarations.
1946 * output.cc (Output_section::Output_section): Initialize
1947 is_last_relro_ and is_first_non_relro_.
1948 (Output_segment::add_output_section): Group relro sections is
1949 do_sort is true. Handle is_last_relro and is_first_non_relro.
1950 (Output_segment::maximum_alignment): Remove relro handling.
1951 (Output_segment::set_section_addresses): Add increase_relro
1952 parameter. Change all callers. Add initial alignment to align
1953 relro sections on separate page. Remove old relro handling.
1954 (Output_segment::set_section_list_addresses): Remove in_relro
1955 parameter. Change all callers.
1956 (Output_segment::set_offset): Add increase parameter. Change all
1957 callers. Remove old relro handling.
1958 * output.h (class Output_section): Add new methods: is_last_relro,
1959 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1960 Add is_last_relro_ and is_first_non_relro_ fields.
1961 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1962 Create separate .got.plt section. Call increase_relro.
1963 * x86_64.cc (Target_x86_64::got_section): Likewise.
1964 * testsuite/relro_script_test.t: Add .got.plt.
1967 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1968 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1969 (Layout::finalize): Call set_dynamic_symbol_size.
1970 (Layout::set_dynamic_symbol_size): New function.
1971 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1972 set_dynamic_symbol_size.
1975 * output.h (class Output_section): Add is_entsize_zero_ field.
1976 * output.cc (Output_section::Output_section): Initialize
1978 (Output_section::set_entsize): If two different entsizes are
1979 requested, force it to zero.
1980 (Output_section::add_input_section): Set flags for .debug_str
1981 before updating section flags. Set entsize.
1982 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1983 and SHF_STRING if all input sections have those flags.
1985 2009-12-29 Rafael Espindola <espindola@google.com>
1987 * main.cc (main): Fix the sys time reporting.
1988 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1991 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1993 * options.cc (General_options::parse_version): Allow -v to exit
1994 without an error if there is nothing to link.
1996 2009-12-29 Ian Lance Taylor <iant@google.com>
1998 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1999 using a version of gcc before 4.1.
2000 * configure: Rebuild.
2002 2009-12-28 Chris Demetriou <cgd@google.com>
2004 * attributes.cc (Output_attributes_section_data::do_write): Use
2005 std::vector::front rather than std::vector::data.
2007 2009-12-28 Ian Lance Taylor <iant@google.com>
2009 * symtab.h (class Symbol_table): Add enum Defined.
2010 * resolve.cc (Symbol_table::should_override): Add defined
2011 parameter. Change all callers. Test whether object is NULL
2012 before calling a method on it.
2013 (Symbol_table::report_resolve_problem): Add defined parameter.
2015 (Symbol_table::should_override_with_special): Likewise.
2016 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2017 parameter. Change all callers.
2018 (Symbol_table::do_define_in_output_data): Likewise.
2019 (Symbol_table::define_in_output_segment): Likewise.
2020 (Symbol_table::do_define_in_output_segment): Likewise.
2021 (Symbol_table::define_as_constant): Likewise.
2022 (Symbol_table::do_define_as_constant): Likewise.
2023 * script.h (class Symbol_assignment): Add is_defsym parameter to
2024 constructor; change all callers.
2025 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2026 parameter. Change all callers. Add is_defsym_ field.
2027 (class Parser_closure): Add parsing_defsym parameter to
2028 constructor; change all callers. Add parsing_defsym accessor
2029 function. Add parsing_defsym_ field.
2031 2009-12-28 Ian Lance Taylor <iant@google.com>
2033 * gold.cc (queue_middle_tasks): Fix formatting.
2034 * object.cc (Relobj::is_section_name_included): Likewise.
2036 2009-12-23 Ian Lance Taylor <iant@google.com>
2038 * i386.cc (Target_i386::do_calls_non_split): Recognize
2039 -fsplit-stack prologue for a function with a static chain.
2040 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2041 -fsplit-stack prologue when using %r11.
2043 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2045 * options.cc (General_options::parse_version): Make -v continue and do
2046 the link like GNU ld does.
2048 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2050 * Makefile.am (CCFILES): Add timer.cc.
2051 (HFILES): Add timer.h.
2052 * configure.ac: Check for sysconf and times.
2053 * main.cc: include timer.h.
2054 (main): Use Timer instead of get_run_time.
2057 * workqueue.cc: include timer.h.
2058 (Workqueue::find_and_run_task):
2059 Report user, sys and wall time.
2060 * Makefile.in: Regenerate.
2061 * config.in: Regenerate.
2062 * configure: Regenerate.
2064 2009-12-16 Doug Kwan <dougkwan@google.com>
2066 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2068 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2069 relaxed input sections.
2070 * output.cc (Output_section::find_relaxed_input_section): Change
2071 return type to Output_relaxed_input_section pointer. Adjust code
2072 for new type of relaxed_input_section_map_.
2073 * output.h (Output_section::find_relaxed_input_section): Change
2074 return type to Output_relaxed_input_section pointer.
2075 (Output_section::Output_relaxed_input_section_by_input_section_map):
2077 (Output_section::relaxed_input_section_map_): Change type to
2078 Output_section::Output_relaxed_input_section_by_input_section_map.
2079 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2082 2009-12-15 Ian Lance Taylor <iant@google.com>
2084 * layout.cc (Layout::create_shstrtab): Only write out after input
2085 sections if we are compressing debug sections.
2087 2009-12-15 Ian Lance Taylor <iant@google.com>
2089 * archive.cc (Archive::add_symbols): Only look up a symbol without
2090 a version if there is, in fact, a version.
2092 2009-12-14 Ian Lance Taylor <iant@google.com>
2094 Revert -Wshadow changes, all changes from:
2095 2009-12-11 Doug Kwan <dougkwan@google.com>
2096 2009-12-11 Nick Clifton <nickc@redhat.com>
2097 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2099 2009-12-11 Doug Kwan <dougkwan@google.com>
2101 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2103 * attributes.cc (Object_attribute::size): Ditto.
2104 (Attributes_section_data::size): Ditto.
2105 (Attributes_section_data::Attributes_section_data): Ditto.
2106 (Output_attributes_section_data::do_write): Ditto.
2107 * attributes.h (Object_attribute::set_type): Ditto.
2108 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2110 2009-12-11 Nick Clifton <nickc@redhat.com>
2112 * archive.cc: Fix shadowed variable warnings.
2114 * compressed_output.cc: Likewise.
2115 * compressed_output.h: Likewise.
2116 * configure: Likewise.
2117 * dwarf_reader.cc: Likewise.
2118 * dynobj.cc: Likewise.
2119 * dynobj.h: Likewise.
2120 * ehframe.cc: Likewise.
2121 * ehframe.h: Likewise.
2122 * errors.cc: Likewise.
2123 * expression.cc: Likewise.
2124 * fileread.cc: Likewise.
2125 * fileread.h: Likewise.
2126 * freebsd.h: Likewise.
2127 * i386.cc: Likewise.
2129 * incremental.h: Likewise.
2130 * layout.cc: Likewise.
2131 * layout.h: Likewise.
2132 * mapfile.cc: Likewise.
2133 * merge.cc: Likewise.
2134 * merge.h: Likewise.
2135 * object.cc: Likewise.
2136 * object.h: Likewise.
2137 * options.h: Likewise.
2138 * output.cc: Likewise.
2139 * output.h: Likewise.
2140 * parameters.cc: Likewise.
2141 * plugin.cc: Likewise.
2142 * powerpc.cc: Likewise.
2143 * reduced_debug_output.cc: Likewise.
2144 * reduced_debug_output.h: Likewise.
2145 * reloc.cc: Likewise.
2146 * reloc.h: Likewise.
2147 * resolve.cc: Likewise.
2148 * script-sections.cc: Likewise.
2149 * script.cc: Likewise.
2150 * script.h: Likewise.
2151 * sparc.cc: Likewise.
2152 * symtab.cc: Likewise.
2153 * symtab.h: Likewise.
2154 * target-select.cc: Likewise.
2155 * target-select.h: Likewise.
2156 * token.h: Likewise.
2157 * workqueue.cc: Likewise.
2158 * workqueue.h: Likewise.
2159 * x86_64.cc: Likewise.
2161 2009-12-10 Doug Kwan <dougkwan@google.com>
2163 * arm.cc (attributes.h): New include.
2164 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2165 (Arm_relobj::~Arm_relobj): Delete object pointed by
2166 attributes_section_data_.
2167 (Arm_relobj::attributes_section_data): New method definition.
2168 (Arm_relobj::attributes_section_data_): New data member declaration.
2169 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2170 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2171 attributes_section_data_.
2172 (Arm_dynobj::attributes_section_data): New method definition.
2173 (Arm_dynobj::attributes_section_data_): New data member declaration.
2174 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2175 initialization value of may_use_blx_ to false.
2176 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2177 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2178 object attributes to compute results instead of hard-coding.
2179 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2180 Target_arm::get_secondary_compatible_arch,
2181 Target_arm::set_secondary_compatible_arch
2182 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2183 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2184 New method declarations.
2185 (Target_arm::get_aeabi_object_attribute): New method definition.
2186 (Target_arm::attributes_section_data_): New data member declaration.
2187 (read_arm_attributes_section): New template definition.
2188 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2189 (Arm_dynobj::do_read_symbols): Ditto.
2190 (Target_arm::do_finalize_sections): Merge attributes sections from
2191 input. Check for BLX use after attributes section merging.
2192 Fix __exidx_start and __exidx_end visibility. Create an
2193 .ARM.attributes section if necessary.
2194 (Target_arm::get_secondary_compatible_arch,
2195 Target_arm::set_secondary_compatible_arch,
2196 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2197 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2198 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2199 New method definitions.
2201 2009-12-09 Ian Lance Taylor <iant@google.com>
2203 * plugin.cc (Plugin::load): Don't cast from void* to a function
2206 2009-12-09 Ian Lance Taylor <iant@google.com>
2208 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2211 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2213 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2214 Replace two_file_shared_1.so with two_file_shared_2.so.
2215 * testsuite/Makefile.in: Regenerated.
2217 2009-12-08 Doug Kwan <dougkwan@google.com>
2219 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2220 (HFILES): Add attributes.h and int_encoding.h.
2221 * Makefile.in: Regenerate.
2222 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2223 function definitions to int_encoding.cc
2224 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2225 prototypes to int_encoding.h
2226 * reduced_debug_output.cc (int_encoding.h): New include.
2227 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2228 function definitions to int_encoding.cc
2229 (insert_into_vector, read_from_pointer): Move template definitions to
2231 * attributes.cc: New file.
2232 * attributes.h: New file.
2233 * int_encoding.cc: New file.
2234 * int_encoding.h: New file.
2236 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2239 * incremental-dump.cc (dump_incremental_inputs): New.
2240 (main): Use dump_incremental_inputs.
2242 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2245 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2246 checking elfcpp::STT_FUNC.
2247 (Target_i386::Relocate::relocate): Likewise.
2248 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2250 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2251 symbols from shared libraries into normal FUNC symbols.
2253 * symtab.h (Symbol): Add is_func and use it.
2255 2009-12-05 Doug Kwan <dougkwan@google.com>
2257 * arm.cc (Target_arm::arm_info): Initialize new fields
2258 attributes_section and attributes_vendor.
2259 * i386.cc (Target_i386::i386_info): Same.
2260 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2261 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2262 fields attributes_section and attributes_vendor.
2263 * sparc.cc (Target_sparc::sparc_info): Same.
2264 * target.h (Target::attributes_section, Target::attributes_vendor,
2265 Target::is_attributes_section, Target::attribute_arg_type,
2266 Target::attributes_order): New method definitions.
2267 (Target::Target_info::attributes_section,
2268 Target::Target_info::attributes_vendor): New fields.
2269 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2270 virtual method definitions.
2271 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2272 attributes_section and attributes_vendor.
2273 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2275 2009-12-05 Doug Kwan <dougkwan@google.com>
2277 * arm.cc: Update comments about interworking and stub generation.
2278 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2279 considered as non-PIC.
2280 (Arm_relocate_functions::base_abs): Fix formatting.
2281 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2282 of function to use GOT entry address instead of offset.
2283 (Target_arm::Scan::global): Issue an error if a symbol would need a
2284 PLT does not get one because it is untyped. Remove code to create
2285 dynamic symbols for relative branches.
2286 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2287 takes unsigned integer instead of boolean.
2289 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2291 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2292 (two_file_test_LDADD): Likewise.
2293 (common_test_1_LDADD): Likewise.
2294 (exception_test_LDADD) Likewise.
2295 (weak_test_LDADD): Likewise.
2296 (many_sections_test_LDADD): Likewise.
2297 (initpri1_LDADD): Likewise.
2298 (script_test_1_LDADD): Likewise.
2299 (script_test_2_LDADD): Likewise.
2300 (justsyms_LDADD): Likewise.
2301 (binary_test_LDADD): Likewise.
2302 (large_LDADD): Likewise.
2303 * testsuite/Makefile.in: Regenerated.
2305 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2307 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2308 (Symbol_table::override_with_special): Likewise.
2309 (Symbol_table::add_from_object): Likewise.
2311 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2313 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2314 Don't set the data_offset twice.
2316 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2318 * testsuite/Makefile.in: Regenerate.
2320 2009-12-03 Doug Kwan <dougkwan@google.com>
2322 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2323 (Target_arm::do_finalize_sections): Add parameter for symbol table
2324 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2325 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2326 parameter for symbol table pointer.
2327 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2328 an additional parameter for a pointer to symbol table.
2329 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2330 parameter for a symbol table pointer.
2331 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2332 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2334 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2335 parameter for a symbol table pointer.
2337 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2339 * incremental.cc (Incremental_inputs_header)
2340 (Incremental_inputs_header_write, Incremental_inputs_entry)
2341 (Incremental_inputs_entry_write): Move ...
2342 * incremental.h (Incremental_inputs_header)
2343 (Incremental_inputs_header_write, Incremental_inputs_entry)
2344 (Incremental_inputs_entry_write): here.
2346 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2348 * incremental.cc (make_sized_incremental_binary): Set the target.
2349 Error if it is incompatible.
2350 * output.h (Output_file): Add filename method.
2352 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2354 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2355 from the get_* methods.
2357 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2359 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2360 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2361 Write 0 for the data_offset of scripts.
2363 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2365 * testsuite/Makefile.am: Add the incremental_test.sh test.
2366 * testsuite/incremental_test.sh: New.
2367 * testsuite/incremental_test_1.c: New.
2368 * testsuite/incremental_test_2.c: New.
2370 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2372 * incremental-dump.cc (main): Fix typos.
2374 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2377 * incremental-dump.cc (main): Use llu to print 64 bit values.
2379 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2380 H.J. Lu <hongjiu.lu@intel.com>
2382 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2384 (incremental_dump_LDADD): Likewise.
2385 * Makefile.in: Regenerated.
2387 2009-11-25 Doug Kwan <dougkwan@google.com>
2391 2009-11-25 Doug Kwan <dougkwan@google.com>
2393 * arm.cc (Target_arm::Target_arm): Move method definition
2394 outside of class definition. Add code to handle
2395 --target1-rel, --target1-abs and --target2= options.
2396 (Target_arm::get_reloc_reloc_type): Change method to be
2397 non-static and const.
2398 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2399 New data member declaration.
2400 (Target_arm::Scan::local, Target_arm::Scan::global,
2401 Target_arm::Relocate::relocate,
2402 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2403 Adjust call to Target_arm::get_real_reloc_type.
2404 (Target_arm::get_real_reloc_type): Use command line options
2405 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2406 * options.h (--target1-rel, --target1-abs, --target2): New
2409 2009-11-25 Doug Kwan <dougkwan@google.com>
2411 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2412 class definition. Add code to handle --target1-rel, --target1-abs
2413 and --target2= options.
2414 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2416 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2418 (Target_arm::Scan::local, Target_arm::Scan::global,
2419 Target_arm::Relocate::relocate,
2420 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2421 call to Target_arm::get_real_reloc_type.
2422 (Target_arm::get_real_reloc_type): Use command line options to
2423 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2424 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2427 2009-11-25 Doug Kwan <dougkwan@google.com>
2429 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2430 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2431 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2433 (Arm_relocate_functions::thm_call): Replace body with a call to
2434 Arm_relocate_functions::thumb_branch_common.
2435 (Arm_relocate_functions::thm_jump24,
2436 Arm_relocate_functions::thm_xpc22): New method definitions.
2437 (Arm_relocate_functions::thumb_branch_common): New method definition.
2438 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2440 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2441 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2443 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2445 * Makefile.am: Build incremental-dump
2446 * Makefile.in: Regenerate.
2447 * incremental-dump.cc: New.
2448 * incremental.cc (Incremental_inputs_header_data,
2449 Incremental_inputs_entry_data): Move to incremental.h
2450 * incremental.h: (Incremental_inputs_header_data,
2451 Incremental_inputs_entry_data): Move from incremental.cc
2453 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2455 * incremental.cc (Incremental_inputs_header,
2456 Incremental_inputs_header_write, Incremental_inputs_entry,
2457 Incremental_inputs_entry_write): Add a typedef with the data type.
2459 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2461 * incremental.cc (Incremental_inputs_header,
2462 Incremental_inputs_header_write, Incremental_inputs_entry,
2463 Incremental_inputs_entry_write): Update comment about which
2464 type has the filed descriptions.
2466 2009-11-15 Doug Kwan <dougkwan@google.com>
2468 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2469 (Arm_relocate_functions::arm_branch_common): Change method defintion
2470 in class definition to a method declaration and update list of formal
2472 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2473 Arm_relocation_functions::jump24): Adjust call to
2474 Arm_relocate_functions::arm_branch_common. Update list of formal
2476 (Arm_relocate_functions::xpc25): New method definition.
2477 (Arm_relocate_functions::arm_branch_common): Move method defintion
2478 out from class definition. Use stubs for mode-switching and extending
2480 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2481 specially. Change code to enable use of stubs in ARM branches.
2483 2009-11-10 Doug Kwan <dougkwan@google.com>
2485 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2486 in method declaration.
2487 (Target_arm::relocate_stub): New method declaration.
2488 (Target_arm::default_target): Change to return a pointer instead of
2490 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2491 Target_arm::default_target.
2492 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2494 (Target_arm::relocate_section): Adjust view.
2495 (Target_arm::relocate_stub): New method definition.
2497 2009-11-10 Doug Kwan <dougkwan@google.com>
2499 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2501 * incremental.cc (open_incremental_binary): Initialized local
2502 variables to avoid warnings.
2503 * object.cc (make_elf_object): Ditto.
2504 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2507 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2510 * testsuite/plugin_test.c: Include "config.h".
2512 2009-11-09 Doug Kwan <dougkwan@google.com>
2514 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2515 (arm_symbol_value): Remove.
2516 (Arm_relocate_functions::arm_branch_common,
2517 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2518 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2519 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2520 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2521 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2522 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2523 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2524 Arm_relocate_functions::thm_mobw_abs_nc,
2525 Arm_relocate_functions::thm_mov_abs,
2526 Arm_relocate_functions::movw_prel_nc,
2527 Arm_relocate_functions::thm_movt_abs,
2528 Arm_relocate_functions::movt_prel,
2529 Arm_relocate_functions::thm_movw_prel_nc,
2530 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2531 (Target_arm::Relocate::relocate): Only decompose address into two
2532 parts if relocation type uses the thumb-bit and pass the actual
2533 bit instead of a flag indicating that the thumb-bit is used. Adjust
2534 calls to methods in Arm_relocate_functions for this change.
2536 2009-11-08 Ian Lance Taylor <iant@google.com>
2539 * reloc.cc: Instantiate
2540 Sized_relobj::initialize_input_to_output_maps and
2541 Sized_relobj:free_input_to_output_maps.
2543 2009-11-06 Ian Lance Taylor <iant@google.com>
2546 * defstd.cc (in_segment): Set only_if_ref true for "end".
2548 2009-11-06 Doug Kwan <dougkwan@google.com>
2550 * arm.cc (class Reloc_stub): Correct a comment.
2551 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2552 (Target_arm::scan_section_for_stubs): New method declaration.
2553 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2554 Change methods from private to protected.
2555 (Target_arm::do_may_relax): New method definition.
2556 (Target_arm::do_relax, Target_arm::group_sections,
2557 Target_arm::scan_reloc_for_stub,
2558 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2559 (Target_arm::arm_input_section_map_): New data member declaration.
2560 (Target_arm::scan_reloc_for_stub,
2561 Target_arm::scan_reloc_section_for_stubs,
2562 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2563 Target_arm::do_relax): New method definitions.
2565 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2567 * configure.ac: Check for (struct stat)::st_mtim
2568 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2569 * config.in: Regenerate.
2570 * configure: Regenerate.
2572 2009-11-05 Ian Lance Taylor <iant@google.com>
2575 * output.cc (Output_segment::add_output_section): Add missing
2578 2009-11-04 Ian Lance Taylor <iant@google.com>
2581 * object.h (class Object): Add is_needed and set_is_needed
2582 methods. Add is_needed_ field. Make bool fields into bitfields.
2583 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2584 defined in a dynamic object and referenced by a regular object,
2585 set is_needed for the dynamic object.
2586 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2587 if the file is marked with as_needed and it is not needed.
2589 2009-11-04 Ian Lance Taylor <iant@google.com>
2592 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2593 tags if data is discarded by linker script.
2594 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2595 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2596 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2597 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2599 2009-11-04 Ian Lance Taylor <iant@google.com>
2601 * layout.cc (Layout::get_output_section): Add is_interp and
2602 is_dynamic_linker_section parameters. Change all callers.
2603 (Layout::choose_output_section): Likewise.
2604 (Layout::make_output_section): Likewise.
2605 (Layout::add_output_section_data): Add is_dynamic_linker_section
2606 parameter. Change all callers.
2607 * layout.h (class Layout): Update declarations.
2608 * output.h (class Output_section): Add is_interp, set_is_interp,
2609 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2610 Add is_interp_, is_dynamic_linker_section_ fields. Change
2611 generate_code_fills_at_write_ to a bitfield.
2612 * output.cc (Output_section::Output_sections): Initialize new
2614 (Output_segment::add_output_section): Add do_sort parameter.
2617 2009-11-03 Ian Lance Taylor <iant@google.com>
2620 * options.h (class General_options): Add --warn-common.
2621 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2622 merging two common symbols.
2623 (Symbol_table::should_override): Handle --warn-common when merging
2624 a common symbol with a defined symbol. Use report_resolve_problem
2625 for multiple definitions.
2626 (Symbol_table::report_resolve_problem): New function.
2627 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2629 2009-11-03 Doug Kwan <dougkwan@google.com>
2631 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2633 (Target_arm::stub_factory): New method definition.
2634 (Target_arm::new_arm_input_section,
2635 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2636 Target_arm::reloc_uses_thumb_bit): New method declarations.
2637 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2638 New type definitions.
2639 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2640 member declarations.
2641 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2642 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2643 New method definitions.
2645 2009-11-03 Ian Lance Taylor <iant@google.com>
2647 * options.h (class General_options): Add --warn_constructors.
2649 2009-11-03 Ian Lance Taylor <iant@google.com>
2652 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2653 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2655 2009-11-03 Ian Lance Taylor <iant@google.com>
2658 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2659 --msgid-bugs-address.
2660 (install-pdf): New target.
2661 (install-data_yes): Look up one directory to find mkinstalldirs.
2663 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2665 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2668 2009-10-30 Doug Kwan <dougkwan@google.com>
2670 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2672 2009-10-30 Doug Kwan <dougkwan@google.com>
2674 * arm.cc (Stub_addend_reader): New struct template definition
2675 and partial specializations.
2676 (Stub_addend_reader::operator()): New method definition for a
2677 partially specialized template.
2679 2009-10-30 Doug Kwan <dougkwan@google.com>
2681 * arm.cc (Arm_relobj::processor_specific_flags): New method
2683 (Arm_relobj::do_read_symbols): New method declaration.
2684 (Arm_relobj::processor_specific_flags_): New data member declaration.
2685 (Arm_dynobj): New class definition.
2686 (Target_arm::do_finalize_sections): Add input_objects parameter.
2687 (Target_arm::do_adjust_elf_header): New method declaration.
2688 (Target_arm::are_eabi_versions_compatible,
2689 (Target_arm::merge_processor_specific_flags): New method declaration.
2690 (Target_arm::do_make_elf_object): New overloaded method definitions
2692 (Arm_relobj::do_read_symbols): New method definition.
2693 (Arm_dynobj::do_read_symbols): Ditto.
2694 (Target_arm::do_finalize_sections): Add input_objects parameters.
2695 Merge processor-specific flags from all input objects.
2696 (Target_arm::are_eabi_versions_compatible,
2697 Target_arm::merge_processor_specific_flags,
2698 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2699 New method definitions.
2700 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2701 Input_objects pointer type parameter.
2702 * layout.cc (Layout::finalize): Pass input objects to target's.
2703 finalize_sections function.
2704 * output.cc (Output_file_header::do_sized_write): Set ELF file
2705 header's processor-specific flags.
2706 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2707 Input_objects pointer type parameter.
2708 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2709 * target.h (Input_objects): New forward class declaration.
2710 (Target::processor_specific_flags,
2711 Target::are_processor_specific_flags_sect): New method definitions.
2712 (Target::finalize_sections): Add input_objects parameter.
2713 (Target::Target): Initialize processor_specific_flags_ and
2714 are_processor_specific_flags_set_.
2715 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2717 (Target::set_processor_specific_flags): New method definition.
2718 (Target::processor_specific_flags_,
2719 Target::are_processor_specific_flags_set_): New data member
2721 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2722 Input_objects pointer type parameter.
2724 2009-10-30 Doug Kwan <dougkwan@google.com>
2726 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2728 2009-10-28 Ian Lance Taylor <iant@google.com>
2730 * object.h (class Relobj): Drop options parameter from
2731 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2732 do_scan_relocs, do_relocate. Change all callers.
2733 (class Sized_relobj): Drop options parameters from
2734 do_gc_process_relocs, do_scan_relocs, do_relocate,
2735 do_relocate_sections, relocate_sections, emit_relocs_scan,
2736 emit_relocs_scan_reltype. Change all callers.
2737 (struct Relocate_info): Remove options field and all references to
2739 * reloc.h (class Read_relocs): Remove options constructor
2740 parameter and options_ field. Change all callers.
2741 (class Gc_process_relocs, class Scan_relocs): Likewise.
2742 (class Relocate_task): Likewise.
2743 * target-reloc.h (scan_relocs): Remove options parameter. Change
2745 (scan_relocatable_relocs): Likewise.
2746 * target.h (class Sized_target): Remove options parameter from
2747 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2749 * gc.h (gc_process_relocs): Remove options parameter. Change all
2751 * arm.cc: Update functions to remove options parameters.
2752 * i386.cc: Likewise.
2753 * powerpc.cc: Likewise.
2754 * sparc.cc: Likewise.
2755 * x86_64.cc: Likewise.
2756 * testsuite/testfile.cc: Likewise.
2758 2009-10-28 Doug Kwan <dougkwan@google.com>
2760 * arm.cc (Arm_relobj): New class definition.
2761 (Arm_relobj::scan_sections_for_stubs,
2762 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2763 New method definitions.
2765 2009-10-28 Cary Coutant <ccoutant@google.com>
2767 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2768 (Plugin::cleanup_done_): New member.
2769 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2770 (Plugin_manager::cleanup_done_): Remove.
2771 (Plugin_manager::add_input_file): Edit error message.
2772 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2773 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2775 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2777 * fileread.cc: (File_read::View::~View): Use the new
2778 data_ownership_ filed.
2779 (File_read::~File_read): Dispose the new whole_file_view_.
2780 (File_read::open): Mmap the whole file if needed.
2781 (File_read::open): Use whole_file_view_ instead of contents_.
2782 (File_read::find_view): Use whole_file_view_ if applicable.
2783 (File_read::do_read): Use whole_file_view_ instead of contents_.
2784 (File_read::make_view): Use whole_file_view_ instead of contents_,
2785 update File_read::View::View call.
2786 (File_read::find_or_make_view): Update File_read::View::View
2788 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2790 (File_read::View::Data_ownership): New enum.
2791 (File_read::View::View): Replace bool mapped_ with Data_ownership
2793 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2794 (File_read::View::data_ownership_): New field.
2795 (File_read::contents_): Remove (replaced by whole_file_view_).
2796 (File_read::whole_file_view_): New field.
2797 * options.h (class General_options): Add --keep-files-mapped.
2799 2009-10-27 Cary Coutant <ccoutant@google.com>
2801 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2802 * testsuite/Makefile.am (plugin_test_5): New test case.
2803 * testsuite/Makefile.in: Regenerate.
2805 2009-10-25 Doug Kwan <dougkwan@google.com>
2807 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2808 from private to protected to allow access by child class.
2809 (Sized_relobj::do_relocate_sections): New method declaration.
2810 (Sized_relobj::relocate_sections): Virtualize.
2811 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2812 Sized_relobj::relocate_sections. Instantiate template explicitly
2813 for different target sizes and endianity.
2815 2009-10-24 Doug Kwan <dougkwan@google.com>
2817 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2818 (Arm_input_section::as_arm_input_section): New method.
2819 (Arm_output_section): New class definition.
2820 (Arm_output_section::create_stub_group,
2821 Arm_output_section::group_sections): New method definitions.
2823 2009-10-22 Doug Kwan <dougkwan@google.com>
2825 * arm.cc (Arm_input_section): New class definition.
2826 (Arm_input_section::init, Arm_input_section:do_write,
2827 Arm_input_section::set_final_data_size,
2828 Arm_input_section::do_reset_address_and_file_offset): New method
2831 2009-10-21 Doug Kwan <dougkwan@google.com>
2833 * arm.cc (Stub_table, Arm_input_section): New forward class
2835 (Stub_table): New class defintion.
2836 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2837 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2838 New method definition.
2840 2009-10-21 Doug Kwan <dougkwan@google.com>
2842 * arm.cc: Update copyright comments.
2843 (Target_arm): New forward class template declaration.
2844 (Arm_address): New type.
2845 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2846 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2847 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2849 (Insn_template): Same.
2850 (DEF_STUBS): New macro.
2851 (Stub_type): New enum type.
2852 (Stub_template): New class definition.
2855 (Stub_factory): Same.
2856 (Target_arm::Target_arm): Initialize may_use_blx_ and
2857 should_force_pic_veneer_.
2858 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2859 Target_arm::should_force_pic_veneer,
2860 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2861 Target_arm::using_thumb_only, Target_arm:;default_target): New
2863 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2864 New data member declarations.
2865 (Insn_template::size, Insn_template::alignment): New method defintions.
2866 (Stub_template::Stub_template): New method definition.
2867 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2868 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2869 (Stub_factory::Stub_factory): New method definition.
2870 * gold.h (string_hash): New template.
2871 * output.h (Input_section_specifier::hash_value): Use
2873 (Input_section_specifier::string_hash): Remove.
2874 * stringpool.cc (Stringpool_template::string_hash): Use
2877 2009-10-20 Doug Kwan <dougkwan@google.com>
2879 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2880 symbols of relaxed input sections.
2881 * output.h (Output_section::find_relaxed_input_section): Make
2884 2009-10-16 Doug Kwan <dougkwan@google.com>
2886 * dynobj.cc (Versions::Versions): Initialize version_script_.
2887 Only insert base version symbol definition for a shared object
2888 if version script defines any version versions.
2889 (Versions::define_base_version): New method definition.
2890 (Versions::add_def): Check that base version is not needed.
2891 (Versions::add_need): Define base version lazily.
2892 * dynobj.h (Versions::define_base_version): New method declaration.
2893 (Versions::needs_base_version_): New data member declaration.
2894 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2895 (check_DATA): Add no_version_test.stdout.
2896 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2898 * testsuite/Makefile.in: Regenerate.
2899 * testsuite/no_version_test.c: New file.
2900 * testsuite/no_version_test.sh: Ditto.
2902 2009-10-16 Doug Kwan <dougkwan@google.com>
2904 * expression.cc (class Segment_start_expression): New class definition.
2905 (Segment_start_expression::value): New method definition.
2906 (script_exp_function_segment_start): Return a new
2907 Segment_start_expression.
2908 * gold/script-c.h (script_saw_segment_start_expression): New function
2910 * script-sections.cc (Script_sections::Script_sections): Initialize
2911 SAW_SEGMENT_START_EXPRESSION_ to false.
2912 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2913 and -Tbbs options to specify section addresses if given in
2914 command line and no SEGMENT_START expression is seen in a script.
2915 * script-sections.h (Script_sections::saw_segment_start_expression,
2916 Script_sections::set_saw_segment_start_expression): New method
2918 (Script_sections::saw_segment_start_expression_): New data member
2920 * script.cc (script_saw_segment_start_expression): New function.
2921 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2922 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2923 script_test_7.sh and script_test_8.sh.
2924 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2925 script_test_8.stdout.
2926 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2927 (script_test_6, script_test_6.stdout, script_test_7,
2928 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2929 * Makefile.in: Regenerate.
2930 * testsuite/script_test_6.sh: New file.
2931 * testsuite/script_test_6.t: Same.
2932 * testsuite/script_test_7.sh: Same.
2933 * testsuite/script_test_7.t: Same.
2934 * testsuite/script_test_8.sh: Same.
2936 2009-10-16 Doug Kwan <dougkwan@google.com>
2938 * output.cc (Output_segment::set_section_list_address): Cast
2939 expressions to unsigned long long type to avoid format warnings.
2941 2009-10-15 Ian Lance Taylor <iant@google.com>
2943 * script.cc (Script_options::add_symbol_assignment): Always add a
2944 dot assignment to script_sections_.
2945 * script-sections.cc (Script_sections::add_dot_assignment):
2946 Initialize if necessary.
2948 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2949 program headers with no load segment if there is a linker script.
2951 * layout.cc (Layout::set_segment_offsets): Align the file offset
2952 to the segment aligment for -N or -n with no load segment.
2953 * output.cc (Output_segment::add_output_section): Don't crash if
2954 the first section is a TLS section.
2955 (Output_segment::set_section_list_addresses): Print an error
2956 message if the address moves backward in a linker script.
2957 * script-sections.cc
2958 (Output_section_element_input::set_section_addresses): Don't
2959 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2960 (Orphan_output_section::set_section_addresses): Likewise.
2962 2009-10-15 Doug Kwan <dougkwan@google.com>
2964 * layout.cc (Layout::finish_dynamic_section): Generate tags
2965 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2966 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2967 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2969 2009-10-14 Ian Lance Taylor <iant@google.com>
2971 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2973 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2974 data_shdr fields of relinfo.
2975 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2976 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2977 R_386_TLS_LDO_32, adjust based on section flags.
2978 (Target_i386::Relocate::fix_up_ldo): Remove.
2980 2009-10-13 Ian Lance Taylor <iant@google.com>
2982 Add support for -pie.
2983 * options.h (class General_options): Add -pie and
2985 (General_options::output_is_position_independent): Test -pie.
2986 (General_options::output_is_executable): Return true if not shared
2987 and not relocatable.
2988 (General_options::output_is_pie): Remove.
2989 * options.cc (General_options::finalize): Reject incompatible uses
2991 * gold.cc (queue_middle_tasks): A -pie link is not static.
2992 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2993 * symtab.cc (Symbol::final_value_is_known): Return false if
2994 output_is_position_independent.
2995 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2996 output_is_position_independent.
2997 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2998 output_is_position_independent.
2999 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3000 output_is_position_independent.
3001 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3003 (basic_pie_test.o, basic_pie_test): New targets.
3004 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3005 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3006 (two_file_pie_test): New target.
3007 * testsuite/Makefile.in: Rebuild.
3008 * README: Remove note saying that -pie is not supported.
3010 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3012 * options.h (class General_options): Add -init and -fini.
3013 * layout.cc (Layout::finish_dynamic_section): Emit
3014 given init and fini functions.
3016 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3018 * gc.h (gc_process_relocs): Check if icf is enabled using new
3020 * gold.cc (queue_initial_tasks): Likewise.
3021 (queue_middle_tasks): Likewise.
3022 * object.cc (do_layout): Likewise.
3023 * symtab.cc (is_section_folded): Likewise.
3024 * main.cc (main): Likewise.
3025 * reloc.cc (Read_relocs::run): Likewise.
3026 (Sized_relobj::do_scan_relocs): Likewise.
3027 * icf.cc (is_function_ctor_or_dtor): New function.
3028 (Icf::find_identical_sections): Check if function is ctor or dtor when
3030 * options.h (General_options::icf): Change option to be an enum.
3031 (Icf_status): New enum.
3032 (icf_enabled): New method.
3033 (icf_safe_folding): New method.
3034 (set_icf_status): New method.
3035 (icf_status_): New variable.
3036 * (options.cc) (General_options::finalize): Set icf_status_.
3037 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3038 icf_test and icf_keep_unique_test to use the --icf enum flag.
3039 * testsuite/icf_safe_test.sh: New file.
3040 * testsuite/icf_safe_test.cc: New file.
3042 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3044 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3045 includes to gc.h and icf.h.
3046 * arm.cc: Include gc.h.
3047 * gold.cc: Likewise.
3048 * i386.cc: Likewise.
3049 * powerpc.cc: Likewise.
3050 * sparc.cc: Likewise.
3051 * x86_64.cc: Likewise.
3052 * gc.h: Include icf.h.
3054 2009-10-11 Ian Lance Taylor <iant@google.com>
3056 * plugin.cc: Include "gold.h" before other header files.
3058 2009-10-10 Chris Demetriou <cgd@google.com>
3060 * options.h (Input_file_argument::Input_file_type): New enum.
3061 (Input_file_argument::is_lib_): Replace with...
3062 (Input_file_argument::type_): New member.
3063 (Input_file_argument::Input_file_argument): Take Input_file_type
3064 'type' rather than boolean 'is_lib' as second argument.
3065 (Input_file_argument::is_lib): Use type_.
3066 (Input_file_argument::is_searched_file): New function.
3067 (Input_file_argument::may_need_search): Handle is_searched_file.
3068 * options.cc (General_options::parse_library): Support -l:filename.
3069 (General_options::parse_just_symbols): Update for Input_file_argument
3071 (Command_line::process): Likewise.
3072 * archive.cc (Archive::get_file_and_offset): Likewise.
3073 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3074 * script.cc (read_script_file, script_add_file): Likewise.
3075 * fileread.cc (Input_file::Input_file): Likewise.
3076 (Input_file::will_search_for): Handle is_searched_file.
3077 (Input_file::open): Likewise.
3078 * readsyms.cc (Read_symbols::get_name): Likewise.
3079 * testsuite/Makefile.am (searched_file_test): New test.
3080 * testsuite/Makefile.in: Regenerate.
3081 * testsuite/searched_file_test.cc: New file.
3082 * testsuite/searched_file_test_lib.cc: New file.
3084 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3085 Ian Lance Taylor <iant@google.com>
3087 * descriptor.cc: Include <cstdio> and "binary-io.h".
3088 (Descriptors::open): Open the files in binary mode always.
3089 * script.cc (Lex::get_token): Treat \r as whitespace.
3091 2009-10-09 Ian Lance Taylor <iant@google.com>
3093 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3095 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3096 Ian Lance Taylor <iant@google.com>
3098 * configure.ac: Check for readv function also.
3099 * fileread.cc (readv): Define if not HAVE_READV.
3100 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3102 * config.in: Regenerate.
3103 * configure: Regenerate.
3105 2009-10-09 Doug Kwan <dougkwan@google.com>
3107 * layout.cc (Layout::make_output_section): Call target hook to make
3108 ordinary output section.
3109 (Layout::finalize): Adjust parameter list of call the
3110 Target::may_relax().
3111 * layout.h (class Layout::section_list): New method.
3112 * merge.h (Output_merge_base::entsize): Change visibility to public.
3113 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3115 (Output_merge_string::do_is_string): New method.
3116 * object.cc (Sized_relobj::do_setup): renamed from
3117 Sized_relobj::set_up.
3118 * object.h (Sized_relobj::adjust_shndx,
3119 Sized_relobj::initializ_input_to_output_maps,
3120 Sized_relobj::free_input_to_output_maps): Change visibilities to
3122 (Sized_relobj::setup): Virtualize.
3123 (Sized_relobj::do_setup): New method declaration.
3124 (Sized_relobj::invalidate_section_offset,
3125 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3126 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3127 * options.cc (parse_int): New function.
3128 * options.h (parse_int): New declaration.
3129 (DEFINE_int): New macro.
3130 (stub_group_size): New option.
3131 * output.cc (Output_section::Output_section): Initialize memebers
3132 merge_section_map_, merge_section_by_properties_map_,
3133 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3134 (Output_section::add_input_section): Handled deferred code-fill
3135 generation and remove an old comment.
3136 (Output_section::add_relaxed_input_section): New method definition.
3137 (Output_section::add_merge_input_section): Use merge section by
3138 properties map to speed to search. Update merge section maps
3140 (Output_section::build_relaxation_map): New method definition.
3141 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3143 (Output_section::relax_input_section): Renamed to
3144 Output_section::convert_input_sections_to_relaxed_sections and change
3145 interface to take a vector of pointers to relaxed sections.
3146 (Output_section::find_merge_section,
3147 Output_section::find_relaxed_input_section): New method definitions.
3148 (Output_section::is_input_address_mapped,
3149 Output_section::output_offset, Output_section::output_address):
3150 Use output section data maps to speed up searching.
3151 (Output_section::find_starting_output_address): Add comments.
3152 (Output_section::do_write,
3153 Output_section::write_to_postprocessing_buffer): Do code-fill
3154 generation as appropriate.
3155 (Output_section::get_input_sections): Invalidate relaxed input section
3157 (Output_section::restore_states): Adjust type of checkpoint .
3158 Invalidate relaxed input section map.
3159 * output.h (Output_merge_base): New class declaration.
3160 (Input_section_specifier): New class defintion.
3161 (class Output_relaxed_input_section) Change base class to
3162 Output_section_data_build.
3163 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3164 base class initializer.
3165 (Output_section::add_relaxed_input_section): New method declaration.
3166 (Output_section::Input_section): Change visibility to protected.
3167 (Output_section::Input_section::relobj,
3168 Output_section::Input_section::shndx): Handle relaxed input sections.
3169 Output_section::input_sections) Change visibility to protected. Also
3170 define overload to return a non-const pointer.
3171 (Output_section::Merge_section_properties): New class defintion.
3172 (Output_section::Merge_section_by_properties_map,
3173 Output_section::Output_section_data_by_input_section_map,
3174 Output_section::Relaxation_map): New types.
3175 (Output_section::relax_input_section): Rename method to
3176 Output_section::convert_input_sections_to_relaxed_sections and change
3177 interface to take a vector of relaxed section pointers.
3178 (Output_section::find_merge_section,
3179 Output_section::find_relaxed_input_section,
3180 Output_section::build_relaxation_map,
3181 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3182 New method declarations.
3183 (Output_section::merge_section_map_
3184 Output_section::merge_section_by_properties_map_,
3185 Output_section::relaxed_input_section_map_,
3186 Output_section::is_relaxed_input_section_map_valid_,
3187 Output_section::generate_code_fills_at_write_): New data members.
3188 * script-sections.cc
3189 (Output_section_element_input::set_section_addresses): Call
3190 current_data_size and addralign methods of relaxed input sections.
3191 (Orphan_output_section::set_section_addresses): Call current_data_size
3192 and addralign methods of relaxed input sections.
3193 * symtab.cc (Symbol_table::compute_final_value): Extract template
3194 from the body of Symbol_table::sized_finalize_symbol.
3195 (Symbol_table::sized_finalized_symbol): Call
3196 Symbol_table::compute_final_value.
3197 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3198 (Symbol_table::compute_final_value): New templated method declaration.
3199 * target.cc (Target::do_make_output_section): New method defintion.
3200 * target.h (Target::make_output_section): New method declaration.
3201 (Target::relax): Add more parameters for input objects, symbol table
3202 and layout. Adjust call to do_relax.
3203 (Target::do_make_output_section): New method declaration.
3204 (Target::do_relax): Add parameters for input objects, symbol table
3207 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3209 * pread.c: Include stdio.h.
3211 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3213 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3216 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3218 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3219 Change read_shndx type to unsigned int.
3220 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3222 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3223 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3224 Change read_shndx type to unsigned int.
3225 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3227 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3228 * layout.cc (Layout::create_symtab_sections): Cast the result of
3229 local_symcount * symsize to off_t in the gold_assert.
3231 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3233 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3234 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3236 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3237 (Arm_relocate_functions::thm_abs5): New function.
3238 (Arm_relocate_functions::abs12): New function.
3239 (Arm_relocate_functions::abs16): New function.
3240 (Arm_relocate_functions::base_abs): New function.
3241 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3242 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3243 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3245 (Scan::global): Likewise.
3246 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3247 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3248 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3249 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3252 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3254 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3255 (Arm_relocate_functions::movt_prel): New function.
3256 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3257 (Arm_relocate_functions::thm_movt_prel): New function.
3258 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3259 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3260 (Scan::global, Relocate::relocate): Likewise.
3261 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3263 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3265 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3266 Incremental_checker.
3267 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3269 (class Incremental_inputs_header): New class.
3270 (Incremental_inputs_header_writer): Edit comment.
3271 (Incremental_inputs_entry): New class.
3272 (Incremental_inputs_entry_writer): Edit comment.
3273 (Sized_incremental_binary::do_find_incremental_inputs_section):
3274 Add *strtab_shndx parameter, fill it.
3275 (Sized_incremental_binary::do_check_inputs): New method.
3276 (Incremental_checker::can_incrementally_link_output_file): Use
3277 Sized_incremental_binary::check_inputs.
3278 (Incremental_inputs::report_command_line): Save command line in
3281 (Incremental_binary::find_incremental_inputs_section): New
3283 (Incremental_binary::do_find_incremental_inputs_section): Add
3284 strtab_shndx parameter.
3285 (Incremental_binary::do_check_inputs): New pure virtual method.
3286 (Sized_incremental_binary::do_check_inputs): Declare.
3287 (Incremental_checker::Incremental_checker): Add incremental_inputs
3288 parameter, use it to initialize incremental_inputs_.
3289 (Incremental_checker::incremental_inputs_): New field.
3290 (Incremental_checker::command_line): New method.
3291 (Incremental_checker::inputs): New method.
3292 (Incremental_checker::command_line_): New field.
3294 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3296 * incremental.cc: Include <cstdarg> and "target-select.h".
3297 (vexplain_no_incremental): New function.
3298 (explain_no_incremental): New function.
3299 (Incremental_binary::error): New method.
3300 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3302 (make_sized_incremental_binary): New function.
3303 (open_incremental_binary): New function.
3304 (can_incrementally_link_file): Add checks if output is ELF and has
3306 * incremental.h: Include "elfcpp_file.h" and "output.h".
3307 (Incremental_binary): New class.
3308 (Sized_incremental_binary): New class.
3309 (open_incremental_binary): Declare.
3310 * object.cc (is_elf_object): Use
3311 elfcpp::Elf_recognizer::is_elf_file.
3312 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3313 * output.h (Output_file::filesize): New method.
3315 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3317 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3319 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3320 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3322 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3324 (Arm_relocate_functions::movw_abs_nc): New function.
3325 (Arm_relocate_functions::movt_abs): New function.
3326 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3327 (Arm_relocate_functions::thm_movt_abs): New function.
3328 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3329 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3330 (Scan::global): Likewise.
3331 (Relocate::relocate): Likewise.
3332 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3334 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3336 * arm.cc (Arm_relocate_functions::got_prel) New function.
3337 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3338 (Relocate::relocate): Likewise.
3339 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3341 2009-10-06 Ian Lance Taylor <iant@google.com>
3343 * options.h (class General_options): Define
3344 split_stack_adjust_size parameter.
3345 * object.h (class Object): Add uses_split_stack_ and
3346 has_no_split_stack_ fields. Add uses_split_stack and
3347 has_no_split_stack accessor functions. Declare
3348 handle_split_stack_section.
3349 (class Reloc_symbol_changes): Define.
3350 (class Sized_relobj): Define Function_offsets. Declare
3351 split_stack_adjust, split_stack_adjust_reltype, and
3353 * object.cc (Object::handle_split_stack_section): New function.
3354 (Sized_relobj::do_layout): Call handle_split_stack_section.
3355 * dynobj.cc (Sized_dynobj::do_layout): Call
3356 handle_split_stack_section.
3357 * reloc.cc (Sized_relobj::relocate_sections): Call
3358 split_stack_adjust for executable sections in split_stack
3359 objects. Pass reloc_map to relocate_section.
3360 (Sized_relobj::split_stack_adjust): New function.
3361 (Sized_relobj::split_stack_adjust_reltype): New function.
3362 (Sized_relobj::find_functions): New function.
3363 * target-reloc.h: Include "object.h".
3364 (relocate_section): Add reloc_symbol_changes parameter. Change
3366 * target.h (class Target): Add calls_non_split method. Declare
3367 do_calls_non_split virtual method. Declare match_view and
3369 * target.cc: Include "elfcpp.h".
3370 (Target::do_calls_non_split): New function.
3371 (Target::match_view): New function.
3372 (Target::set_view_to_nop): New function.
3373 * gold.cc (queue_middle_tasks): Give an error if mixing
3374 split-stack and non-split-stack objects with -r.
3375 * i386.cc (Target_i386::relocate_section): Add
3376 reloc_symbol_changes parameter.
3377 (Target_i386::do_calls_non_split): New function.
3378 * x86_64.cc (Target_x86_64::relocate_section): Add
3379 reloc_symbol_changes parameter.
3380 (Target_x86_64::do_calls_non_split): New function.
3381 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3383 * powerpc.cc (Target_powerpc::relocate_section): Add
3384 reloc_symbol_changes parameter.
3385 * sparc.cc (Target_sparc::relocate_section): Add
3386 reloc_symbol_changes parameter.
3387 * configure.ac: Call AM_CONDITIONAL for the default target.
3388 * configure: Rebuild.
3389 * testsuite/Makefile.am (TEST_AS): New variable.
3390 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3391 (check_DATA): Add split_i386 and split_x86_64 files.
3392 (SPLIT_DEFSYMS): Define.
3393 (split_i386_[1234n].o): New targets.
3394 (split_i386_[124]): New targets.
3395 (split_i386_[1234r].stdout): New targets.
3396 (split_x86_64_[1234n].o): New targets.
3397 (split_x86_64_[124]): New targets.
3398 (split_x86_64_[1234r].stdout): New targets.
3399 (MOSTLYCLEANFILES): Add new executables.
3400 * testsuite/split_i386.sh: New file.
3401 * testsuite/split_x86_64.sh: New file.
3402 * testsuite/split_i386_1.s: New file.
3403 * testsuite/split_i386_2.s: New file.
3404 * testsuite/split_i386_3.s: New file.
3405 * testsuite/split_i386_4.s: New file.
3406 * testsuite/split_i386_n.s: New file.
3407 * testsuite/split_x86_64_1.s: New file.
3408 * testsuite/split_x86_64_2.s: New file.
3409 * testsuite/split_x86_64_3.s: New file.
3410 * testsuite/split_x86_64_4.s: New file.
3411 * testsuite/split_x86_64_n.s: New file.
3412 * testsuite/testfile.cc (Target_test): Update relocation_section
3414 * testsuite/Makefile.in: Rebuild.
3416 2009-10-06 Ian Lance Taylor <iant@google.com>
3418 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3419 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3420 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3421 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3422 the address on ldo_addrs_.
3423 (Target_i386::Relocate::fix_up_ldo): New function.
3425 2009-10-06 Rafael Espindola <espindola@google.com>
3427 * plugin.cc (add_input_library): New.
3428 (Plugin::load): Add add_input_library to tv.
3429 (Plugin_manager::add_input_file): Add the is_lib argument.
3430 (add_input_file): Update call to Plugin_manager::add_input_file.
3431 (add_input_library): New.
3432 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3434 2009-09-30 Doug Kwan <dougkwan@google.com>
3436 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3437 symbol and call Symbol::may_need_copy_reloc to determine if
3438 a copy reloc is needed.
3439 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3440 nocopyreloc is given in command line.
3441 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3442 given in command line.
3443 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3444 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3445 of the removed Target_i386::may_need_copy_reloc.
3446 * options.h (copyreloc): New option with default value false.
3447 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3448 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3449 instead of the removed Target_powerpc::may_need_copy_reloc.
3450 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3451 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3452 instead of the removed Target_sparc::may_need_copy_reloc.
3453 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3454 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3455 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3456 instead of the removed Target_x86_64::may_need_copy_reloc.
3458 2009-09-30 Ian Lance Taylor <iant@google.com>
3460 * object.h (class Object): Remove target_ field, and target,
3461 sized_target, and set_target methods.
3462 (Object::sized_target): Remove.
3463 (class Sized_relobj): Update declarations. Remove sized_target.
3464 * object.cc (Sized_relobj::setup): Remove target parameter.
3466 (Input_objects::add_object): Don't do anything with the target.
3467 (make_elf_sized_object): Add punconfigured parameter. Change all
3468 callers. Set or test parameter target.
3469 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3471 * parameters.cc (Parameters::set_target): Change parameter type to
3473 (Parameters::default_target): Remove.
3474 (set_parameters_target): Change parameter type to be non-const.
3475 (parameters_force_valid_target): New function.
3476 (parameters_clear_target): New function.
3477 * parameters.h (class Parameters): Update declarations. Remove
3478 default_target method. Add sized_target and clear_target
3479 methods. Change target_ to be non-const.
3480 (set_parameters_target): Update declaration.
3481 (parameters_force_valid_target): Declare.
3482 (parameters_clear_target): Declare.
3483 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3484 as NULL if we aren't searching.
3485 (Add_symbols::run): Don't check for compatible target.
3486 * fileread.cc (Input_file::open_binary): Call
3487 parameters_force_valid_target.
3488 * gold.cc (queue_middle_tasks): Likewise.
3489 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3490 set_target on object.
3491 * dynobj.h (class Sized_dynobj): Update declarations.
3492 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3493 make_elf_object returns NULL.
3494 (Archive::include_member): Don't check whether object target is
3496 * output.cc (Output_section::add_input_section): Get target from
3498 (Output_section::relax_input_section): Likewise.
3499 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3501 (Sized_relobj::do_scan_relocs): Likewise.
3502 (Sized_relobj::relocate_sections): Likewise.
3503 * resolve.cc (Symbol_table::resolve): Likewise.
3504 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3505 parameter. Change all callers.
3506 (Symbol_table::add_from_object): Get target from parameters.
3507 (Symbol_table::add_from_relobj): Don't check object target.
3508 (Symbol_table::add_from_dynobj): Likewise.
3509 (Symbol_table::define_special_symbol): Get target from
3511 * symtab.h (class Symbol_table): Update declaration.
3512 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3513 parameter. Change all callers. Clear parameter target.
3514 (Binary_test): Test target here.
3515 * testsuite/object_unittest.cc (gold_testsuite): Remove
3516 target_test_pointer parameter. Change all callers.
3517 (Object_test): Test target here.
3519 2009-09-26 Ian Lance Taylor <iant@google.com>
3521 * testsuite/initpri1.c: Don't try to use constructor priorities if
3522 compiling with gcc before 4.3.
3524 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3526 * testsuite/retain_symbols_file_test.sh (check_present): Change
3527 output file name to retain_symbols_file_test.stdout.
3528 (check_absent): Likewise.
3530 2009-09-18 Craig Silverstein <csilvers@google.com>
3532 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3533 * options.cc: Include <cerrno> and <fstream>.
3534 (General_options::finalize): Parse -retain-symbols-file tag.
3535 * options.h: New flag.
3536 (General_options): New method should_retain_symbol, new
3537 variable symbols_to_retain.
3538 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3539 should_retain_symbol map.
3540 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3541 * testsuite/Makefile.in: Regenerate.
3542 * testsuite/retain_symbols_file_test.sh: New file.
3544 2009-09-18 Nick Clifton <nickc@redhat.com>
3546 * po/es.po: Updated Spanish translation.
3548 2009-09-17 Doug Kwan <dougkwan@google.com>
3550 * debug.h (DEBUG_RELAXATION): New constant.
3551 (DEBUG_ALL): Add DEBUG_RELAXATION.
3552 (debug_string_to_enum): Add relaxation debug option.
3554 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3555 Layout::Relaxation_debug_check::read_sections,
3556 Layout::Relaxation_debug_check::read_sections): New method definitions.
3557 (Layout::Layout): Initialize data members
3558 record_output_section_data_from_scrips_,
3559 script_output_section_data_list_ and relaxation_debug_check_.
3560 (Layout::save_segments, Layout::restore_segments,
3561 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3562 Layout::relaxation_loop_body): New method definitions.
3563 (Layout::finalize): Support relaxation. Move section layout code to
3564 Layout::relaxation_loop_body.
3565 (Layout::set_asection_address_from_script): Move code for orphan
3566 section placement out.
3567 (Layout::place_orphan_sections_in_script): New method definition.
3568 * layout.h (Output_segment_headers, Output_file_header):
3569 New forward class declarations.
3570 (Layout::~Layout): Define.
3571 (Layout::new_output_section_data_from_script): New method definition.
3572 (Layout::place_orphan_sections_in_script): New method declaration.
3573 (Layout::Segment_states): New type declaration.
3574 (Layout::save_segments, Layout::restore_segments,
3575 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3576 Layout::relaxation_loop_body): New method declarations.
3577 (Layout::Output_section_data_list): New type declaration.
3578 (Layout::Relaxation_debug_check): New class definition.
3579 (Layout::record_output_section_data_from_script_,
3580 Layout::script_output_section_data_list_, Layout::segment_states_,
3581 Layout::relaxation_debug_check_): New data members.
3582 * output.cc: (Output_section_headers::do_size): New method definition.
3583 (Output_section_headers::Output_section_headers): Move size
3584 computation to Output_section_headers::do_size.
3585 (Output_segment_headers::do_size): New method definition.
3586 (Output_file_header::Output_file_header): Move size computation to
3587 Output_file_header::do_size and call it.
3588 (Output_file_header::do_size): New method definition.
3589 (Output_data_group::Output_data_group): Adjust call to
3590 Output_section_data.
3591 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3592 (Output_symtab_xindex::do_write): Add array bound check.
3593 (Output_section::Input_section::print_to_mapfile): Handle
3594 RELAXED_INPUT_SECTION_CODE.
3595 (Output_section::Output_section): Initialize data member checkpoint_.
3596 (Output_section::~Output_section): Delete checkpoint object pointed
3598 (Output_section::add_input_section): Always add an Input_section if
3600 (Output_section::add_merge_input_section): Add assert.
3601 (Output_section::relax_input_section): New method definition.
3602 (Output_section::set_final_data_size): Set load address to zero for
3603 an unallocated section.
3604 (Output_section::do_address_and_file_offset_have_reset_values):
3605 New method definition.
3606 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3607 Handle relaxed input section.
3608 (Output_section::sort_attached_input_sections): Checkpoint input
3609 section list lazily.
3610 (Output_section::get_input_sections): Change type of input_sections to
3611 list of Simple_input_section pointers. Checkpoint input section list
3612 lazily. Also handle relaxed input sections.
3613 (Output_section::add_input_section_for_script): Take a reference to
3614 a Simple_input_section object instead of Relobj pointer and section
3615 index as parameter. Handle relaxed input sections.
3616 (Output_section::save_states, Output_section::restore_states): New
3618 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3619 (Output_data::is_data_size_fixed): New method definition.
3620 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3622 (Output_data::address_and_file_offset_have_reset_values): New method
3624 (Output_data::do_address_and_file_offset_have_reset_values): New method
3626 (Output_data::set_data_size): Check that data size is not fixed.
3627 (Output_data::fix_data_size): New method definition.
3628 (Output_data::is_data_size_fixed_): New data member.
3629 (Output_section_headers::set_final_data_size): New method definition.
3630 (Output_section_headers::do_size): New method declaration.
3631 (Output_segment_headers::set_final_data_size): New method definition.
3632 (Output_segment_headers::do_size): New method declaration.
3633 (Output_file_header::set_final_data_size)::New method definition.
3634 (Output_file_header::do_size)::New method declaration.
3635 (Output_section_data::Output_section_data): Add new parameter
3636 is_data_size_fixed and use it to fix data size.
3637 (Output_data_const::Output_data_const): Adjust call to base class
3638 constructor and fix data size.
3639 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3640 base class constructor and fix data size.
3641 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3642 base class constructor and fix data size.
3643 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3644 class constructor and fix data size.
3645 (Output_data_group::set_final_data_size): New method definition.
3646 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3647 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3648 class constructor and fix data size.
3649 (Output_relaxed_input_section): New class definition.
3650 (Output_section::Simple_input_section): New class definition.
3651 (Output_section::get_input_sections): Adjust parameter list.
3652 (Output_section::add_input_section_for_script): Same.
3653 (Output_section::save_states, Output_section::restore_states,
3654 Output_section::do_address_and_file_offset_have_reset_values,
3655 (Output_section::Input_section::Input_section): Handle
3656 RELAXED_INPUT_SECTION_CODE. Add new overload for
3657 Output_relaxed_input_section.
3658 (Output_section::Input_section::is_input_section,
3659 Output_section::Input_section::set_output_section): Handle relaxed
3661 (Output_section::Input_section::is_relaxed_input_section,
3662 Output_section::Input_section::output_section_data,
3663 Output_section::Input_section::relaxed_input_section): New method
3665 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3667 (Output_section::Input_section::u1_): Update comments.
3668 (Output_section::Input_section::u2_): Add new union member poris.
3669 (Output_section::Checkpoint_output_section): New classs definition.
3670 (Output_section::relax_input_section): New method declaration.
3671 (Output_section::checkpoint_): New data member.
3672 (Output_segment): Update comments.
3673 (Output_segment::Output_segment): Un-privatize copy constructor.
3674 (Output_segment::operator=): Un-privatize.
3675 * script-sections.cc (Output_section_element::Input_section_list):
3676 Change element type to Output_section::Simple_input_section.
3677 (Output_section_element_dot_assignment::set_section_addresses):
3678 Register output section data for relaxation clean up.
3679 (Output_data_exression::Output_data_expression): Adjust call to base
3680 constructor to fix data size.
3681 (Output_section_element_data::set_section_addresses): Register
3682 Output_data_expression object for relaxation clean up.
3683 (struct Input_section_info): Replace Relobj pointer and section index
3684 pair with Output_section::Simple_input_section and Convert struct to a
3686 (Input_section_sorter::operator()): Adjust access to
3687 Input_section_info data member to use accessors.
3688 (Output_section_element_input::set_section_addresses): Use layout
3689 parameter. Adjust code to use Output_section::Simple_input_section
3690 and Input_secction_info classes. Register filler for relaxation
3692 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3693 and section index pair with Output_section::Simple_input_section
3694 class. Adjust code accordingly.
3695 (Phdrs_element::release_segment): New method definition.
3696 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3698 (Script_sections::release_segments): New method definition.
3699 * gold/script-sections.h (Script_sections::release_segments): New
3701 * gold/target.h (Target::may_relax, Target::relax,
3702 Target::do_may_relax, Target::do_relax): New method definitions.
3704 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3706 * arm.cc (has_signed_unsigned_overflow): New function.
3707 (Arm_relocate_functions::abs8): New function.
3708 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3709 (Target_arm::Scan::global): Likewise.
3710 (Target_arm::relocate::relocate): Likewise.
3711 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3714 2009-09-16 Cary Coutant <ccoutant@google.com>
3716 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3717 * testsuite/Makefile.in: Regenerate.
3719 2009-09-11 Nick Clifton <nickc@redhat.com>
3721 * po/gold.pot: Updated by the Translation project.
3723 2009-09-08 Cary Coutant <ccoutant@google.com>
3725 * output.cc (Output_file::open): Add execute permission to empty file.
3726 * testsuite/Makefile.am (permission_test): New test.
3727 * testsuite/Makefile.in: Regenerate.
3729 2009-09-02 Ian Lance Taylor <iant@google.com>
3731 * output.cc (Output_file::resize): Call map_no_anonymous rather
3734 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3736 * gold.cc: Include "incremental.h".
3737 (queue_initial_tasks): Call Incremental_checker methods.
3738 * incremental.cc: Include "output.h".
3739 (Incremental_checker::can_incrementally_link_output_file): New
3741 * incremental.h (Incremental_checker): New class.
3743 * output.cc (Output_file::open_for_modification): New method.
3744 (Output_file::map_anonymous): Changed return type to bool. Record
3746 (Output_file::map_no_anonymous): New method, broken out of map.
3747 (Output_file::map): Use map_no_anonymous and map_anonymous.
3748 * output.h (class Output_file): Update declarations.
3750 2009-08-24 Cary Coutant <ccoutant@google.com>
3752 * options.h (Command_line::Pre_options): New class.
3753 (Command_line::pre_options): New member.
3754 * options.cc (gold::options::ready_to_register): New variable.
3755 (One_option::register_option): Do nothing if not registering options.
3756 Assert if same short option registered twice.
3757 (General_options::General_options): Turn off option registration when
3759 (Command_line::Pre_options::Pre_options): New constructor.
3761 2009-08-24 Cary Coutant <ccoutant@google.com>
3763 * options.h (General_options::no_keep_memory): Remove incorrect
3766 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3768 * Makefile.am (am__skiplex, am__skipyacc): New.
3769 * Makefile.in: Regenerate.
3771 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3773 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3774 (INCLUDES): ... this.
3775 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3776 (AM_CPPFLAGS): Renamed from ...
3777 (INCLUDE): ... this.
3778 * Makefile.in, testsuite/Makefile.in: Regenerate.
3780 * Makefile.in: Regenerate.
3781 * aclocal.m4: Likewise.
3782 * config.in: Likewise.
3783 * configure: Likewise.
3784 * testsuite/Makefile.in: Likewise.
3786 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3787 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3788 * Makefile.in: Regenerate.
3789 * testsuite/Makefile.in: Regenerate.
3791 2009-08-19 Cary Coutant <ccoutant@google.com>
3793 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3794 symbols in shared libraries overridden by hidden or internal symbols
3795 in the main program.
3797 2009-08-19 Chris Demetriou <cgd@google.com>
3799 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3800 checking source file names in error messages.
3802 2009-08-18 Doug Kwan <dougkwan@google.com>
3804 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3805 an elcpp::Ehdr as parameter. Adjust call to set_target.
3806 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3807 an elfcpp::Ehdr as parameter.
3808 * object.cc (Object::set_target): Remove the version that looks up
3809 a target and sets it.
3810 (Sized_relobj::setup): Take a Target object instead of
3811 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3812 (make_elf_sized_object): Find target and ask target to
3814 * object.h: (Object::set_target): Remove the version that looks up
3815 a target and sets it.
3816 (Sized_relobj::setup): Take a Target object instead of
3817 an elfcpp:Ehdr as parameter.
3818 * target.cc: Include dynobj.h.
3819 (Target::do_make_elf_object_implementation): New.
3820 (Target::do_make_elf_object): New.
3821 * target.h (Target::make_elf_object): New template declaration.
3822 (Target::do_make_elf_object): New method declarations.
3823 (Target::do_make_elf_object_implementation): New template declaration.
3825 2009-08-14 Ian Lance Taylor <iant@google.com>
3827 * gold.h (FUNCTION_NAME): Define.
3828 (gold_unreachable): Use FUNCTION_NAME.
3830 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3832 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3833 symbol in the --keep-unique list is not found.
3835 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3837 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3838 been maked as --keep-unique.
3839 (Icf::unfold_section): New function.
3840 * icf.h (Icf::unfold_section): New function.
3841 * options.h (General_options::keep_unique): New option.
3842 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3843 * testsuite/Makefile.in: Regenerate.
3844 * testsuite/icf_keep_unique_test.sh: New file.
3845 * testsuite/icf_keep_unique_test.cc: New file.
3847 2009-08-12 Cary Coutant <ccoutant@google.com>
3850 * resolve.cc (Symbol_table::resolve): Check for references from
3851 dynamic objects to hidden and internal symbols.
3852 * testsuite/Makefile.am (hidden_test.sh): New test.
3853 * testsuite/Makefile.in: Regenerate.
3854 * testsuite/hidden_test.sh: New script.
3855 * testsuite/hidden_test_1.c: New test source.
3856 * testsuite/hidden_test_main.c: New test source.
3858 2009-08-11 Doug Kwan <dougkwan@google.com>
3860 * arm.cc: Update comments.
3861 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3862 segment to locate the .ARM.exidx section if present.
3864 2009-08-09 Doug Kwan <dougkwan@google.com>
3866 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3869 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3870 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3873 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3875 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3876 valid tls_segment only for non-debug-section relocations.
3877 * testsuite/Makefile.am: Add gc_tls_test.
3878 * testsuite/Makefile.in: Regenerate.
3879 * testsuite/gc_tls_test.cc: New file.
3880 * testsuite/gc_tls_test.sh: New file.
3882 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3886 * Makefile.am (CCFILES): Add icf.cc.
3888 * Makefile.in: Regenerate.
3889 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3890 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3891 section, symbol and addend information for the relocs.
3892 * gold.cc (queue_middle_tasks): Call identical code folding.
3893 * gold.h: Add defines for multimap.
3894 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3895 to the call of finalize_local_symbols.
3896 * main.cc (main): Create object of class Icf.
3897 * object.cc (Sized_relobj::do_layout): Allow this function to be
3898 called twice during icf.
3899 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3900 to sections marked as identical by icf.
3901 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3903 (Sized_relobj::do_section_entsize): New function.
3904 * object.h (Object::section_entsize): New function.
3905 (Object::do_section_entsize): New pure virtual function.
3906 (Relobj::finalize_local_symbols): Add new parameter.
3907 (Relobj::do_section_entsize): New function.
3908 * options.h (General_options::icf): New option.
3909 (General_options::icf_iterations): New option.
3910 (General_options::print_icf_sections): New option.
3911 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3912 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3913 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3915 * symtab.cc (Symbol_table::is_section_folded): New function.
3916 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3917 to sections marked as identical by icf.
3918 * symtab.h (Symbol_table::set_icf): New function.
3919 (Symbol_table::icf): New function.
3920 (Symbol_table::is_section_folded): New function.
3921 (Symbol_table::icf_): New data member.
3922 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3923 * testsuite/Makefile.am: Add commands to build icf_test.
3924 * testsuite/Makefile.in: Regenerate.
3925 * testsuite/icf_test.sh: New file.
3926 * testsuite/icf_test.cc: New file.
3928 2009-07-24 Chris Demetriou <cgd@google.com>
3930 * layout.cc (is_compressible_debug_section): Fix incorrect
3931 comment about compressed section names.
3933 2009-07-20 Ian Lance Taylor <ian@airs.com>
3936 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3938 2009-07-16 Ian Lance Taylor <iant@google.com>
3941 * layout.h: #include <map>.
3942 (class Kept_section): Change from struct to class. Add accessors
3943 and setters. Add section size to Comdat_group mapping. Change
3944 Comdat_group to std::map. Add is_comdat_ field. Add
3945 linkonce_size field in union.
3946 (class Layout): Update declaration of find_or_add_kept_section.
3947 Don't declare find_kept_object.
3948 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3949 parameter. Add object, shndx, is_comdat, and is_group_name
3950 parameters. Change all callers. Adjust for new Kept_section.
3951 (Layout::find_kept_object): Remove.
3952 * object.cc (Sized_relobj::include_section_group): Update use of
3953 Kept_section. Rename secnum to shndx. Only record
3954 Kept_comdat_section if sections are the same size.
3955 (Sized_relobj::include_linkonce_section): Update use of
3956 Kept_section. Only record Kept_comdat_section if sections are the
3957 same size. Set size of linkonce section.
3958 (Sized_relobj::map_to_kept_section): Update call to
3959 get_kept_comdat_section.
3960 * object.h (class Sized_relobj): Rename fields in
3961 Kept_comdat_section to drop trailing underscores; change object
3962 field to Relobj*. Change Kept_comdat_section_table to store
3963 struct rather than pointer.
3964 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3965 Add kept_object and kept_shndx parameters. Change all callers.
3966 (Sized_relobj::get_kept_comdat_section): Change return type to
3967 bool. Add kept_object and kept_shndx parameters. Change all
3969 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3970 Layout::find_or_add_kept_section.
3972 2009-07-09 Ian Lance Taylor <iant@google.com>
3974 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3975 Reserve space in the hash table.
3977 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3979 * fileread.cc (File_read::get_mtime): New method.
3980 * fileread.h (Timespec): New structure.
3981 (File_read::get_mtime): New method.
3982 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3983 Renamed from timestamp_nsec.
3984 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3986 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3988 (Incremental_inputs::report_archive): Save mtime; style fix.
3989 (Incremental_inputs::report_obejct): Save mtime; style fix.
3990 (Incremental_inputs::report_script): Save mtime; style fix.
3991 (Incremental_inputs::finalize_inputs): Style fix.
3992 (Incremental_inputs::finalize): Style fix.
3993 (Incremental_inputs::create_input_section_data): Store inputs
3995 * incremental.h (Incremental_inputs::report_script): Add mtime
3997 (Incremental_inputs::Input_info::Input_info): Intialize only one
3999 (Incremental_inputs::Input_info::archive): Move to nameless
4001 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4002 (Incremental_inputs::Input_info::script): Move to nameless union.
4003 (Incremental_inputs::mtime): New field.
4004 * script.cc (read_input_script): Pass file mtime to
4006 * script.h (Script_info::inputs): Style fix.
4008 2009-07-01 Ian Lance Taylor <ian@airs.com>
4010 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4013 2009-06-24 Ian Lance Taylor <iant@google.com>
4016 * layout.cc (Layout::choose_output_section): If we find an
4017 existing section, update the flags.
4018 (Layout::create_notes): New function, broken out of
4020 (Layout::finalize): Don't create note sections.
4021 (Layout::create_note): Don't crash if linker script discards
4023 (Layout::create_gold_note): Likewise.
4024 (Layout::create_build_id): Likewise. Don't set
4025 after_input_sections on the section.
4026 (Layout::create_executable_stack_info): Remove target parameter.
4028 * layout.h (class Layout): Declare create_notes. Update
4029 declaration of create_executable_stack_info.
4030 * gold.cc (queue_middle_tasks): Call create_notes.
4031 * output.cc (Output_section::update_flags_for_input_section): Move
4032 here from output.h. If SHF_ALLOC flag is newly set, mark address
4034 * output.h (Output_data::mark_address_invalid): New function.
4035 (class Output_section): Only declare, not define,
4036 update_flags_for_input_section. Remove set_flags.
4038 2009-06-24 Ian Lance Taylor <iant@google.com>
4040 * script-sections.cc (Output_section_definition::
4041 set_section_addresses): Rename shadowing local load_address to
4044 2009-06-24 Ian Lance Taylor <iant@google.com>
4047 * reloc.cc (relocate_sections): Skip empty relocation sections.
4049 2009-06-23 Ian Lance Taylor <iant@google.com>
4052 * layout.cc (Layout::create_note): Use choose_output_section
4053 rather than make_output_section.
4055 2009-06-23 Ian Lance Taylor <iant@google.com>
4058 * options.cc (General_options::parse_V): Set printed_version_.
4059 (General_options::General_options): Initialize printed_version_.
4060 * options.h (class General_options): Add printed_version_ field.
4061 * gold.cc (queue_initial_tasks): If there are no input files,
4062 don't give a fatal error if we printed the version information.
4063 (queue_middle_tasks): If using -r with a shared object, give a
4064 fatal error rather than an ordinary error.
4066 2009-06-23 Ian Lance Taylor <iant@google.com>
4069 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4070 (Layout::make_output_section): Set have_stabstr_section_ if we see
4071 a .stab*str section.
4072 (Layout::finalize): Call link_stabs_sections.
4073 (Layout::link_stabs_sections): New file.
4074 * layout.h (class Layout): Add have_stabstr_section_ field.
4075 Declare link_stabs_sections.
4077 2009-06-23 Doug Kwan <dougkwan@google.com>
4079 * Makefile.am (libgold_a_LIBADD): New.
4080 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4081 * Makefile.in: Regenerate.
4082 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4083 * configure: Regenerate.
4084 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4085 * fileread.cc: Include sys/state.h
4086 * gold.h: Declare memmem and strndup if found missing.
4087 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4089 2009-06-23 Ian Lance Taylor <iant@google.com>
4091 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4092 * configure: Rebuild.
4094 2009-06-23 Ian Lance Taylor <iant@google.com>
4097 * object.cc (Object::section_contents): Don't try to get a view if
4098 the section has length zero.
4099 (Object::handle_gnu_warning_section): If the section is empty, use
4100 the name of the section as the warning.
4102 2009-06-23 Ian Lance Taylor <iant@google.com>
4105 * stringpool.h (class Stringpool_template): Add optimize_ field.
4106 (Stringpool_template::set_optimize): New function.
4107 * stringpool.cc (Stringpool_template::Stringpool_template):
4108 Initialize optimize_ field.
4109 (Stringpool_template::set_string_offsets): Test local optimize
4110 fild rather than parameter.
4111 * layout.cc (Layout::Layout): Call set_optimize on the section
4114 2009-06-22 Ian Lance Taylor <iant@google.com>
4117 * yyscript.y: Parse TARGET.
4118 * script.cc (script_set_target): New function.
4119 * script-c.h (script_set_target): Declare.
4120 * options.cc (General_options::string_to_object_format): Rename
4121 from string_to_object_format in anonymous namespace. Change
4123 * options.h (class General_options): Declare
4124 string_to_object_format.
4126 2009-06-22 Ian Lance Taylor <iant@google.com>
4128 * script-sections.cc (Script_sections::create_segments): Don't put
4129 program headers in a PT_LOAD segment if -n or -N.
4131 2009-06-22 Ian Lance Taylor <iant@google.com>
4134 * options.h (class General_options): Add -z lazy and -z now. Sort
4135 -z options into alphabetical order.
4136 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4138 2009-06-21 Ian Lance Taylor <iant@google.com>
4140 * layout.cc (Layout::make_output_section): Call
4141 Target::new_output_section.
4142 (Layout::attach_allocated_section_to_segment): Put large section
4143 sections in a separate load segment with the large segment flag
4145 (Layout::segment_precedes): Sort large data segments after other
4147 (align_file_offset): New static function.
4148 (Layout::set_segment_offsets): Use align_file_offset.
4149 * output.h (class Output_section): Add is_small_section_ and
4150 is_large_section_ fields.
4151 (Output_section::is_small_section): New function.
4152 (Output_section::set_is_small_section): New function.
4153 (Output_section::is_large_section): New function.
4154 (Output_section::set_is_large_section): New function.
4155 (Output_section::is_large_data_section): New function.
4156 (class Output_segment): Add is_large_data_segment_ field.
4157 (Output_segment::is_large_data_segment): New function.
4158 (Output_segment::set_is_large_data_segment): New function.
4159 * output.cc (Output_section::Output_section): Initialize new
4161 (Output_segment::Output_segment): Likewise.
4162 (Output_segment::add_output_section): Add assertion that large
4163 data sections always go in large data segments. Force small data
4164 sections to the end of the list of data sections. Force small BSS
4165 sections to the start of the list of BSS sections. For large BSS
4166 sections to the end of the list of BSS sections.
4167 * symtab.h (class Symbol): Declare is_common_shndx.
4168 (Symbol::is_defined): Check Symbol::is_common_shndx.
4169 (Symbol::is_common): Likewise.
4170 (class Symbol_table): Define enum Commons_section_type. Update
4171 declarations. Add small_commons_ and large_commons_ fields.
4172 * symtab.cc (Symbol::is_common_shndx): New function.
4173 (Symbol_table::Symbol_table): Initialize new fields.
4174 (Symbol_table::add_from_object): Put small and large common
4175 symbols in the right list.
4176 (Symbol_table::sized_finalized_symbol): Check
4177 Symbol::is_common_shndx.
4178 (Symbol_table::sized_write_globals): Likewise.
4179 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4180 common symbol lists. Don't call do_allocate_commons_list if the
4182 (Symbol_table::do_allocate_commons_list): Remove is_tls
4183 parameter. Add comons_section_type parameter. Change all
4184 callers. Handle small and large common symbols.
4185 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4186 Symbol::is_common_shndx.
4187 * resolve.cc (symbol_to_bits): Likewise.
4188 * target.h (Target::small_common_shndx): New function.
4189 (Target::small_common_section_flags): New function.
4190 (Target::large_common_shndx): New function.
4191 (Target::large_common_section_flags): New function.
4192 (Target::new_output_section): New function.
4193 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4194 small_common_section_flags, and large_common_section_flags
4196 (Target::do_new_output_section): New virtual function.
4197 * arm.cc (Target_arm::arm_info): Initialize new fields.
4198 * i386.cc (Target_i386::i386_info): Likewise.
4199 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4201 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4202 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4203 (Target_x86_64::do_new_output_section): New function.
4204 * configure.ac: Define conditional MCMODEL_MEDIUM.
4205 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4206 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4207 (large_LDFLAGS): Define.
4208 * testsuite/large.c: New file.
4209 * testsuite/testfile.cc (Target_test::test_target_info):
4210 Initialize new fields.
4211 * configure, testsuite/Makefile.in: Rebuild.
4213 2009-06-05 Doug Kwan <dougkwan@google.com>
4215 * Makefile.am (CCFILES): Add target.cc.
4216 * Makefile.in: Regenerate.
4217 * i386.cc (class Target_i386): Define new virtual method to
4218 override do_is_local_label_name in parent.
4219 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4220 local symbols if --discard-locals or -X is given.
4221 * options.h (class General_options): Declare new options
4222 '--discard-locals' and '-X' for discarding locals.
4223 * target.h (class Target): Define new methods is_local_label_name.
4224 Declare new virtual method do_is_local_label_name.
4225 * target.cc: New file.
4226 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4227 (check_SCRIPTS): Add discard_locals_test.sh.
4228 (check_DATA): Add discard_local_tests.syms.
4229 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4230 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4231 * testsuite/Makefile.in: Regenerate.
4232 * testsuite/discard_locals_test.c: New file.
4233 * testsuite/discard_locals_test.sh: Same.
4235 2009-06-05 Doug Kwan <dougkwan@google.com>
4237 * object.cc (Sized_relobj::Sized_relobj): Initialize
4238 discarded_eh_frame_shndx_ to -1U.
4239 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4241 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4242 a discarded .eh_frame section.
4243 (Sized_relobj::do_finalize_local_symbols): Ditto.
4244 * object.h (class Sized_relobj): Declare new member
4245 discarded_eh_frame_shndx_.
4246 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4247 (local_labels_test.o, local_labels_test): New rules.
4248 * testsuite/Makefile.in: Regenerate.
4250 2009-06-04 Doug Kwan <dougkwan@google.com>
4252 * layout.cc (Layout::section_name_mapping): Add mapping for
4253 special ARM sections.
4255 2009-06-03 Doug Kwan <dougkwan@google.com>
4257 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4258 (utils::has_overflow): Same.
4260 2009-06-03 Ian Lance Taylor <iant@google.com>
4262 * layout.cc (Layout::section_name_mapping): New array, replacing
4263 Layout::linkonce_mapping.
4264 (Layout::section_name_mapping_count): New variable, replacing
4265 Layout::linkonce_mapping_count.
4266 (Layout::linkonce_output_name): Remove.
4267 (Layout::output_section_name): Rewrite.
4268 * layout.h (class Layout): Rename Linkonce_mapping to
4269 Section_name_mapping, linkonce_mapping to section_name_mapping,
4270 linkonce_mapping_count to section_name_mapping_count. Don't
4271 declare linkonce_output_name.
4273 2009-06-03 Doug Kwan <dougkwan@google.com>
4275 * gold/arm.cc (namespace utils): New.
4276 (Target_arm::reloc_is_non_pic): Define new method.
4277 (class Arm_relocate_functions): New.
4278 (Target_arm::Relocate::relocate): Handle relocation types used by
4281 2009-06-03 Ian Lance Taylor <iant@google.com>
4283 * arm.cc (Target_arm::scan::global): Use || instead of |.
4285 2009-06-02 Doug Kwan <dougkwan@google.com>
4287 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4288 issued_non_pic_error_.
4289 (class Target_arm::Scan): Declare new method check_non_pic.
4290 Define new method symbol_needs_plt_entry.
4291 Declare new data member issued_non_pic_error_.
4292 (class Target_arm::Relocate): Declare new method
4293 should_apply_static_reloc.
4294 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4295 (Target_arm::Scan::check_non_pic): Define new method.
4296 (Target_arm::Scan::local): Handle a small subset of reloc types used
4298 (Target_arm::Scan::local): Same.
4299 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4301 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4303 * incremental.cc (Incremental_inputs::report_command_line): Filter
4304 out --incremental-* options.
4306 2009-05-29 Doug Kwan <dougkwan@google.com>
4308 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4310 (class Target_arm): Update comment.
4311 (Target_arm::Target_arm): Initialize new data members GOT_,
4312 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4313 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4314 and Target_arm::rel_dyn_section.
4315 Declare new_enum Target_arm::Got_type.
4316 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4318 Update commments for member do_dynsym_value.
4319 (Target_arm::got_size, Target_arm::plt_section,
4320 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4321 new methods inside class defintion.
4322 (Target_arm::got_section): Define new method.
4323 (Target_arm::rel_dyn_section): Same.
4324 (Output_data_plt_arm): New template class.
4325 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4326 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4327 (Output_data_plt_arm::add_entry): Same.
4328 (Output_data_plt_arm::first_plt_entry): Define new
4329 static data member for PLT instruction template.
4330 (Output_data_plt_arm::plt_entry): Same.
4331 (Output_data_plt_arm::do_write): Define new method.
4332 (Target_arm::make_plt_entry): Same.
4333 (Target_arm::do_finalize_sections): Same.
4334 (Target_arm::do_dynsym_value): Same.
4336 2009-05-28 Doug Kwan <dougkwan@google.com>
4338 * Makefile.am (TARGETSOURCES): Add arm.cc.
4339 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4340 * Makefile.in: Regenerate.
4342 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4344 2009-05-26 Doug Kwan <dougkwan@google.com>
4346 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4347 (General_options::check_excluded_libs): Strip off directories in
4348 archive name before matching like GNU ld does.
4349 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4350 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4351 (exclude_libs_test_LDFLAGS): Add linker option
4352 -Wl,--exclude-libs,libexclude_libs_test_3
4353 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4354 an explicit archive without using -l.
4355 (alt/libexclude_libs_test_3.a): New make rule.
4356 * testsuite/Makefile.in: Regenerate.
4357 * testsuite/exclude_libs_test.c : Declare lib3_default().
4359 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4360 * exclude_libs_test_3.c: New file.
4362 2009-05-26 Nick Clifton <nickc@redhat.com>
4364 * po/id.po: New Indonesian translation.
4365 * po/gold.pot: Updated template file.
4367 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4369 * testsuite/Makefile.am: Add -ffunction-sections to compile
4370 gc_comdat_test files. Add -Wl,--gc-sections to build
4372 * testsuite/Makefile.in: Regenerate.
4373 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4375 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4377 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4378 kept comdat section was garbage collected.
4379 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4380 * testsuite/Makefile.in: Regenerate.
4381 * testsuite/gc_comdat_test.sh: New file.
4382 * testsuite/gc_comdat_test_1.cc: New file.
4383 * testsuite/gc_comdat_test_2.cc: New file.
4385 2009-05-19 Doug Kwan <dougkwan@google.com>
4387 * archive.cc (Archive::Archive): Move constructor from archive.h
4388 to here. Initialize no_export_.
4389 (Archive::get_elf_object_for_member): Set no_export flag of object.
4390 * archive.h (Archive::Archive): Move constructor body to
4392 (Archive::no_export): New method.
4393 (Archive::no_export_): New field.
4394 * object.h (Object::Object): Initialize no_export_ to false.
4395 (Object::no_export, Object::set_no_export): New methods.
4396 (Object::no_export_): New field.
4397 * options.cc (General_options::parse_exclude_libs): New method.
4398 (General_options::check_excluded_libs) Same.
4399 * options.h (exclude_libs): New option.
4400 (General_options::check_excluded_libs): New method declaration.
4401 (General_options::excluded_libs_): New field.
4402 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4403 default or protected visibility if an object has no-export flag set.
4404 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4405 (check_SCRIPTS): Add exclude_libs_test.sh.
4406 (check_DATA): Add exclude_libs_test.syms.
4407 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4408 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4409 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4410 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4411 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4412 libexclude_libs_test_2.a): New rules.
4413 * testsuite/Makefile.in: Regenerate.
4414 * testsuite/exclude_libs_test.c: New file.
4415 * testsuite/exclude_libs_test.sh: Ditto.
4416 * testsuite/exclude_libs_test_1.c: Ditto.
4417 * testsuite/exclude_libs_test_2.c: Ditto.
4419 2009-05-15 Ian Lance Taylor <iant@google.com>
4421 * configure.ac: Check for declarations for cases where libiberty.h
4422 checks HAVE_DECL_xxx.
4423 * configure, config.in: Rebuild.
4425 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4427 * gold.h (Incremental_argument_list): Remove (invalid) forward
4429 * incremental.cc (Incremental_inputs::report_achive): New method.
4430 (Incremental_inputs::report_object): New method.
4431 (Incremental_inputs::report_script): New method.
4432 (Incremental_inputs::finalize_inputs): New method.
4433 (Incremental_inputs::finalize): Call finalize_inputs().
4434 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4435 Create inputs entries.
4436 * incremental.h (Incremental_input_type): New enum.
4437 (Incremental_inputs::Incremental_input): Initialize new fields.
4438 (Incremental_inputs::report_inputs): New method.
4439 (Incremental_inputs::report_achive): New method.
4440 (Incremental_inputs::report_object): New method.
4441 (Incremental_inputs::report_script): New method.
4442 (Incremental_inputs::finalize_inputs): New method.
4443 (Incremental_inputs::Input_info): New struct.
4444 (Incremental_inputs::Input_info_map): New typedef.
4445 (Incremental_inputs::lock_): New field.
4446 (Incremental_inputs::Inputs_): New field.
4447 (Incremental_inputs::Inputs_map): New field.
4448 * main.cc (main): Call Incremental_input::report_inputs.
4449 * options.h (Input_argument_list): Typedef moved from
4451 (Input_file_group::Files): Remove, use ::Input_argument_list.
4452 (Input_file_group::Input_argument_list): Remove, use
4453 ::Input_argument_list.
4454 * plugin.cc (Plugin_manager::add_input_file): Add error in
4456 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4458 * script.cc (read_input_script): Call
4459 Incremental_input::report_script.
4460 * script.h (Script_info): New class.
4462 2009-04-27 Ian Lance Taylor <iant@google.com>
4464 * x86_64.cc (do_adjust_output_section): Set entsize to
4467 2009-04-23 Elliott Hughes <enh@google.com>
4469 * output.cc (Output_file::close): After short writes, continue
4470 writing from the correct offset in the buffer being written.
4472 2009-04-23 Chris Demetriou <cgd@google.com>
4474 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4475 * configure: Regenerate.
4476 * config.in: Regenerate.
4477 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4478 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4480 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4482 * incremental.cc (Incremental_inputs_header_data): Renamed from
4483 Incremental_input_header_data.
4484 (Incremental_inputs_header_data::data_size): New field.
4485 (Incremental_inputs_header_data::put_input_file_count): Renamed
4486 from input_file_count.
4487 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4488 from command_line_offset.
4489 (Incremental_inputs_header_data::put_reserved): Renamed from
4491 (Incremental_inputs_entry_data): Renamed from
4492 Incremental_input_entry_data.
4493 (Incremental_inputs_entry_data::data_size): New field.
4494 (Incremental_inputs::report_command_line): New method.
4495 (Incremental_inputs::finalize): New method.
4496 (Incremental_inputs::create_incremental_inputs_data): New method.
4497 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4498 * incremental.h: New file.
4499 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4500 (Layout::finalize): Create incremental inputs section in
4502 (Layout::create_incremental_info_sections): New method.
4503 * layout.h (Layout::incremental_inputs): New method.
4504 (Layout::create_incremental_info_sections): New method.
4505 (Layout::incremental_inputs_): New field.
4506 * main.cc (main): Notify Incremental_input of the command line.
4508 2009-04-01 Ian Lance Taylor <iant@google.com>
4509 Mikolaj Zalewski <mikolajz@google.com>
4511 * gold.h (reserve_unordered_map): Define, three versions, one for
4512 each version of Unordered_map.
4513 * layout.cc (Layout::Layout): Remove options parameter. Add
4514 number_of_input_files parameter. Don't initialize options_.
4515 Initialize number_of_input_files_ and resized_signatures_. Move
4516 sections_are_attached_.
4517 (Layout::layout_group): Reserve space for group_signatures_.
4518 (Layout::find_or_add_kept_section): Change name parameter to be a
4519 reference. Resize signatures_ map when it gets large enough.
4520 (Layout::layout_eh_frame): Use parameters->options() instead of
4522 (Layout::make_output_section): Likewise.
4523 (Layout::attach_allocated_section_to_segment): Likewise.
4524 (Layout::finalize, Layout::create_executable_stack): Likewise.
4525 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4526 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4527 * layout.h (class Layout): Update declarations. Remove options_
4528 field. Add number_of_input_files_ and resized_signatures_
4529 fields. Move sections_are_attached_ field.
4530 * main.cc (main): Pass number of input files to Layout
4531 constructor. Don't pass options.
4533 2009-03-30 Ian Lance Taylor <iant@google.com>
4535 * ffsll.c (ffsll): Correct implementation.
4537 2009-03-27 Ian Lance Taylor <iant@google.com>
4539 * ffsll.c: New file.
4540 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4541 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4542 * ftruncate.c (ftruncate): Declare before definition.
4543 * mremap.c (mremap): Likewise.
4544 * pread.c (pread): Likewise.
4545 * configure, Makefile.in, config.in: Rebuild.
4547 * mremap.c: New file.
4548 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4549 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4550 (mremap): Declare if HAVE_MREMAP is not defined.
4551 * configure, Makefile.in, config.in: Rebuild.
4553 2009-03-27 Cary Coutant <ccoutant@google.com>
4555 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4556 position independent.
4557 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4558 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4560 2009-03-24 Cary Coutant <ccoutant@google.com>
4562 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4564 (needs_dynamic_reloc): Likewise.
4566 2009-03-24 Ian Lance Taylor <iant@google.com>
4568 * yyscript.y (file_cmd): Recognize EXTERN.
4569 (extern_name_list, extern_name_list_body): New nonterminals.
4570 * script.cc (script_add_extern): Define.
4571 * script-c.h (script_add_extern): Declare.
4573 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4575 * object.cc (is_elf_object): Define.
4576 * object.h (is_elf_object): Declare.
4577 * archive.cc (Archive::get_elf_object_for_member): Call
4579 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4581 2009-03-24 Elliott Hughes <enh@google.com>
4583 * output.cc (Output_file::map_anonymous): Define.
4584 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4585 try an anonymous one. Report the size if the mmap fails.
4586 * output.h (class Output_file): Declare map_anonymous.
4588 2009-03-24 Ian Lance Taylor <iant@google.com>
4590 * target-select.cc (instantiate_target): Don't acquire the lock if
4591 the instantiated_target_ field has already been set.
4593 2009-03-23 Ian Lance Taylor <iant@google.com>
4595 * gold-threads.h (class Initialize_lock): Define.
4596 * gold-threads.cc (class Initialize_lock_once): Define.
4597 (initialize_lock_control): New static variable.
4598 (initialize_lock_pointer): New static variable.
4599 (initialize_lock_once): New static function.
4600 (Initialize_lock::Initialize_lock): Define.
4601 (Initialize_lock::initialize): Define.
4602 * target-select.h: Include "gold-threads.h".
4603 (class Target_selector): Add lock_ and initialize_lock_ fields.
4604 Don't define instantiate_target, just declare it.
4605 * target-select.cc (Target_selector::Target_selector): Initialize
4607 (Target_selector::instantiate_target): Define.
4608 * descriptors.h: Include "gold-threads.h".
4609 (class Descriptors): Add initialize_lock_ field.
4610 * descriptors.cc (Descriptors::Descriptors): Initialize new
4612 (Descriptors::open): Use initialize_lock_ field
4613 * errors.h (class Errors): Add initialize_lock_ field.
4614 * errors.cc (Errors::Errors): Initialize new field.
4615 (Errors::initialize_lock): Use initialize_lock_ field.
4616 * powerpc.cc (class Target_selector_powerpc): Remove
4617 instantiated_target_ field. In do_recognize call
4618 instantiate_target rather than do_instantiate_target. In
4619 do_instantiate_target just allocate a new target.
4620 * sparc.cc (class Target_selector_sparc): Likewise.
4622 * freebsd.h: New file.
4623 * i386.cc: Include "freebsd.h".
4624 (Target_i386): Derive from Target_freebsd rather than
4626 (Target_selector_i386): Derive from Target_selector_freebsd rather
4627 than Target_selector.
4628 * x86_64.cc: Include "freebsd.h".
4629 (Target_x86_64): Derive from Target_freebsd rather than
4631 (Target_selector_x86_64): Derive from Target_selector_freebsd
4632 rather than Target_selector.
4633 * target.h (class Target): Add adjust_elf_header and
4634 do_adjust_elf_header.
4635 * output.cc (Output_file_header:: do_sized_write): Call target
4636 adjust_elf_header routine.
4637 * configure.tgt: Set targ_osabi.
4638 * configure.ac: Define GOLD_DEFAULT_OSABI.
4639 * parameters.cc (Parameters::default_target): Pass
4640 GOLD_DEFAULT_OSABI to select_target.
4641 * target-select.h (class Target_selector): Make instantiate_target
4642 protected rather than private.
4643 * Makefile.am (HFILES): Add freebsd.h.
4644 * configure, Makefile.in, config.in: Rebuild.
4646 * merge.cc (do_add_input_section): Correct pend value. Change
4647 message about last entry not being null terminated from error to
4650 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4652 * incremental.cc: New file.
4653 * Makefile.am (CCFILES): Add incremental.cc.
4654 * Makefile.in: Rebuild.
4656 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4658 * layout.cc (Layout::output_section_name): Preserve names
4659 of '.note.' sections.
4661 2009-03-19 Ian Lance Taylor <iant@google.com>
4663 * descriptors.cc (Descriptors::open): Check that the options are
4664 valid before using them.
4666 2009-03-18 Ian Lance Taylor <iant@google.com>
4668 * script-sections.h: Include <list>.
4669 (class Script_sections): Change Sections_elements from std::vector
4670 to std::list. Typedef public Elements_iterator. Add
4671 orphan_section_placement_, data_segment_align_start_, and
4672 saw_data_segment_align_ fields. Remove data_segment_align_index_
4674 * script-sections.cc (class Orphan_section_placement): New class.
4675 (class Sections_element): Add virtual functions is_relro and
4676 orphan_section_init. Remove virtual function place_orphan_here.
4677 (class Output_section_definition): Add is_relro and
4678 orphan_section_init. Remove place_orphan_here.
4679 (class Orphan_output_section): Likewise.
4680 (Script_sections::Script_sections): Update for field changes.
4681 (Script_sections::data_segment_align): Set saw_data_segment_align_
4682 and data_segment_align_start_, not data_segment_align_index.
4683 (Script_sections::data_segment_relro_end): Check
4684 saw_data_segment_align_. Use data_segment_align_start_ rather
4685 than data_segment_align_index_.
4686 (Script_sections::place_orphan): Rewrite to use
4687 Orphan_section_placement.
4689 2009-03-17 Ian Lance Taylor <iant@google.com>
4691 * archive.cc (Archive::add_symbols): Check for a version attached
4692 to the symbol name in the archive map.
4693 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4694 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4695 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4696 (ver_test_11.a): New target.
4697 * testsuite/Makefile.in: Rebuild.
4699 * configure.ac: Check for chsize and posix_fallocate. Replace
4701 * ftruncate.c: New file, from gnulib.
4702 * output.cc (posix_fallocate): Define dummy version if not
4703 HAVE_POSIX_FALLOCATE.
4704 (Output_file::map): Call posix_fallocate rather than lseek and
4706 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4707 * configure, Makefile.in, config.in: Rebuild.
4709 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4711 * layout.h (Layout::create_note): Add section_name parameter.
4712 * layout.cc (Layout::create_note): Likewise.
4713 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4715 2009-03-17 Ian Lance Taylor <iant@google.com>
4717 * descriptors.cc: Include "options.h".
4718 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4719 (Descriptors::open): Always use O_CLOEXEC when opening a new
4720 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4721 then set FD_CLOEXEC.
4723 * sparc.cc (class Target_sparc): Add has_got_section.
4724 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4725 make sure we have a GOT section.
4727 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4728 (Target_sparc::Scan::local): Likewise.
4729 (Target_sparc::Scan::global): Likewise.
4730 (Target_sparc::Relocate::relocate): Likewise.
4731 (Target_sparc::Relocate::relocate_tls): Likewise.
4733 * symtab.cc (Symbol_table::define_default_version): New function,
4734 broken out of add_from_object.
4735 (Symbol_table::add_from_object): Call define_default_version.
4736 (Symbol_table::define_special_symbol): Add resolve_oldsym
4737 parameter. Change all callers. If the version for a symbol comes
4738 from a version script, resolve it with the symbol with the same
4739 name with no version. Also add the symbol without a version if
4741 (do_define_in_output_data): If resolving with oldsym, don't delete
4743 (do_define_in_output_segment): Likewise.
4744 (do_define_as_constant): Likewise.
4745 * symtab.h (class Symbol_table): Update declarations.
4747 2009-03-13 Ian Lance Taylor <iant@google.com>
4749 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4750 (Read_symbols::requeue): New function.
4751 (Read_symbols::do_read_symbols): If make_elf_object fails because
4752 the target type is not configured, and the file was searched for,
4753 issue a warning and retry with the next directory.
4754 (Add_symbols::run): If the file has an incompatible format, and
4755 it was searched for, requeue the Read_symbols task. On error,
4757 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4758 dirindex parameter to constructor. Change all callers. Declare
4759 incompatible_warning and requeue.
4760 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4761 input_argument_ and input_group_ fields. Add them to
4762 constructor. Change all callers.
4763 (class Read_script): Add dirindex_ field. Add it to constructor.
4765 * archive.cc (Archive::setup): Remove input_objects parameter.
4767 (Archive::get_file_and_offset): Likewise.
4768 (Archive::read_all_symbols): Likewise.
4769 (Archive::read_symbols): Likewise.
4770 (Archive::get_elf_object_for_member): Remove input_objects
4771 parameter. Add punconfigured parameter. Change all callers.
4772 (Archive::add_symbols): Change return type to bool. Check return
4773 value of include_member.
4774 (Archive::include_all_members): Likewise.
4775 (Archive::include_member): Change return type to bool. Return
4776 false if first included object has incompatible target. Set
4777 included_member_ field.
4778 (Add_archive_symbols::run): If add_symbols returns false, requeue
4780 * archive.h (class Archive): Add included_member_ field.
4781 Initialize it in constructor. Add input_file and searched_for
4782 methods. Update declarations.
4783 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4784 input_argument_ fields. Add them to constructor. Change all
4786 * script.cc: Include "target-select.h".
4787 (class Parser_closure): Add skip_on_incompatible_target_ and
4788 found_incompatible_target_ fields. Add
4789 skip_on_incompatible_target parameter to constructor. Change all
4790 callers. Add methods skip_on_incompatible_target,
4791 clear_skip_on_incompatible_target, found_incompatible_target, and
4792 set_found_incompatible_target.
4793 (read_input_script): Add dirindex parameter. Change all callers.
4794 If parser finds an incompatible target, requeue Read_symbols
4796 (script_set_symbol): Clear skip_on_incompatible_target in
4798 (script_add_assertion, script_parse_option): Likewise.
4799 (script_start_sections, script_add_phdr): Likewise.
4800 (script_check_output_format): New function.
4801 * script.h (read_input_script): Update declaration.
4802 * script-c.h (script_check_output_format): Declare.
4803 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4804 (ignore_cmd): Remove OUTPUT_FORMAT.
4805 * fileread.cc (Input_file::Input_file): Add explicit this.
4806 (Input_file::will_search_for): New function.
4807 (Input_file::open): Add pindex parameter. Change all callers.
4808 * fileread.h (class Input_file): Add input_file_argument method.
4809 Declare will_search_for. Update declarations.
4810 * object.cc (make_elf_object): Add punconfigured parameter.
4812 * object.h (class Object): Make input_file public. Add
4813 searched_for method.
4814 (make_elf_object): Update declaration.
4815 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4817 * dirsearch.h (class Dirsearch): Update declaration.
4818 * options.h (class General_options): Add --warn-search-mismatch.
4819 * parameters.cc (Parameters::is_compatible_target): New function.
4820 * parameters.h (class Parameters): Declare is_compatible_target.
4821 * workqueue.cc (Workqueue::add_blocker): New function.
4822 * workqueue.h (class Workqueue): Declare add_blocker.
4824 * fileread.cc (Input_file::open): Remove options parameter.
4826 (Input_file::open_binary): Likewise.
4827 * script.cc (read_input_script): Likewise.
4828 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4829 options parameter from constructor. Change all callers.
4830 (class Read_script): Likewise.
4831 * fileread.h (class Input_file): Update declarations.
4832 * script.h (read_input_script): Update declaration.
4834 2009-03-10 Nick Clifton <nickc@redhat.com>
4836 * po/es.po: New Spanish translation.
4838 2009-03-06 Cary Coutant <ccoutant@google.com>
4840 * options.cc (parse_short_option): Keep dash_z from registering itself.
4842 2009-03-03 Ian Lance Taylor <iant@google.com>
4845 * target-reloc.h (relocate_section): Pass output_section to
4847 * i386.cc (Target_i386::should_apply_static_reloc): Add
4848 output_section parameter. Change all callers.
4849 (Target_i386::Relocate::relocate): Add output_section parameter.
4850 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4851 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4852 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4853 * testsuite/two_file_shared.sh: New script.
4854 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4855 (check_DATA): Add two_file_shared.dbg.
4856 (two_file_shared.dbg): New target.
4857 * testsuite/Makefile.in: Rebuild.
4859 2009-03-01 Ian Lance Taylor <iant@google.com>
4861 * configure.ac: Check for byteswap.h.
4862 * configure: Rebuild.
4863 * config.in: Rebuild.
4865 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4867 * layout.cc (Layout::find_or_add_kept_section): New function.
4868 (Layout::add_comdat): Removed.
4869 * layout.h (struct Kept_section): Move out of class Layout.
4870 Remove trailing underscores from field names. Add group_sections
4871 field. Rename group_ field to is_group. Change all uses.
4872 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4873 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4874 comdat_groups_ field.
4875 (Sized_relobj::include_section_group): Use
4876 find_or_add_kept_section and Kept_section::group_sections.
4877 (Sized_relobj::include_linkonce_section): Likewise.
4878 * object.cc (class Sized_relobj): Don't define Comdat_group or
4879 Comdat_group_table. Remove find_comdat_group and
4880 add_comdat_group. Remove comdat_groups_ field.
4881 * plugin.cc (include_comdat_group): Use
4882 Layout::find_or_add_kept_section.
4884 2009-02-28 Ian Lance Taylor <iant@google.com>
4886 * README: --gc-sections and map files are now supported. Document
4887 some build requirements.
4890 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4891 relocatable link set the value of the section symbol to zero.
4892 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4893 relocatable link don't include the section address in the local
4896 2009-02-27 Ian Lance Taylor <iant@google.com>
4899 * options.h (class Search_directory): Add is_system_directory.
4900 (class General_options): Declare is_in_system_directory.
4901 * options.cc (get_relative_sysroot): Make static.
4902 (get_default_sysroot): Make static.
4903 (General_optoins::is_in_system_directory): New function.
4904 * fileread.cc (Input_file::is_in_system_directory): New function.
4905 * fileread.h (class Input_file): Declare is_in_system_directory.
4906 * object.h (class Object): Add is_in_system_directory.
4907 (class Input_objects): Remove system_library_directory_ field.
4908 * object.cc (Input_objects::add_object): Don't set
4909 system_library_directory_.
4910 (input_objects::found_in_system_library_directory): Remove.
4911 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4912 parameter. Change all callers.
4913 (Symbol_table::sized_write_globals): Likewise.
4914 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4915 Call Object::is_in_system_directory.
4916 * symtab.h (class Symbol_table): Update declarations.
4919 * descriptors.h (Open_descriptor): Add is_on_stack field.
4920 * descriptors.cc (Descriptors::open): If the descriptor is on the
4921 top of the stack, remove it. Initialize is_on_stack field.
4922 (Descriptors::release): Only add pod to stack if it is not on the
4924 (Descriptors::close_some_descriptor): Clear stack_next and
4928 * output.cc (Output_section::find_starting_output_address): Rename
4929 from starting_output_address; add PADDR parameter; change return
4931 * output.h (class Output_section): Declare
4932 find_starting_output_address instead of starting_output_address.
4933 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4934 section symbol for which we can't find a merge section.
4937 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4938 hidden or internal, force the symbol to be local.
4939 * resolve.cc (Symbol::override_visibility): Define.
4940 (Symbol::override_base): Use override_visibility.
4941 (Symbol_table::resolve): Likewise.
4942 (Symbol::override_base_with_special): Likewise.
4943 (Symbol_table::override_with_special): If the visibility is hidden
4944 or internal, force the symbol to be local.
4945 * symtab.h (class Symbol): Add set_visibility and
4946 override_visibility.
4947 * testsuite/ver_test_1.sh: New file.
4948 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4949 (check_DATA): Add ver_test_1.syms.
4950 (ver_test_1.syms): New target.
4951 * testsuite/Makefile.in: Rebuild.
4953 2009-02-25 Cary Coutant <ccoutant@google.com>
4955 * layout.cc (Layout::choose_output_section): Don't rename sections
4956 when using a linker script that has a SECTIONS clause.
4957 * Makefile.in: Regenerate.
4959 * testsuite/Makefile.am (script_test_5.sh): New test case.
4960 * testsuite/Makefile.in: Regenerate.
4961 * testsuite/script_test_5.cc: New file.
4962 * testsuite/script_test_5.sh: New file.
4963 * testsuite/script_test_5.t: New file.
4965 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4967 * archive.cc (Archive::include_member): Update calls to add_symbols.
4968 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4969 the Layout argument.
4970 * dynobj.h (do_add_symbols): Add the Layout argument.
4971 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4973 * object.h (Object::add_symbols): Add the Layout argument.
4974 (Object::do_add_symbols): Add the Layout argument.
4975 (Sized_relobj::do_add_symbols): Add the Layout argument.
4976 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4977 Unify the two versions.
4978 (Add_plugin_symbols): Remove.
4979 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4980 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4981 (Add_plugin_symbols): Remove.
4982 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4983 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4984 (Add_symbols::run): Make it work with Pulginobj.
4986 2009-02-06 Ian Lance Taylor <iant@google.com>
4988 * object.cc (Sized_relobj::do_layout): Make info message start
4989 with lower case letter.
4991 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4993 * binary.cc: Fix file comment.
4995 * options.h (enum Incremental_disposition): Define.
4996 (class General_options): Add new options: --incremental,
4997 --incremental_changed, --incremental_unchanged,
4998 --incremental_unknown. Add incremental_disposition_ and
4999 implicit_incremental_ fields.
5000 (General_options::incremental_disposition): New function.
5001 (class Position_dependent_options): Add incremental_disposition
5003 (Position_dependent_options::copy_from_options): Set incremental
5005 * options.cc (General_options::parse_incremental_changed): New
5007 (General_options::parse_incremental_unchanged): New function.
5008 (General_options::parse_incremental_unknown): New function.
5009 (General_options::General_options): Initialize new fields
5010 incremental_disposition_ and implicit_incremental_.
5011 (General_options::finalize): Check for uasge of --incremental-*
5012 without --incremental.
5014 2009-02-06 Chris Demetriou <cgd@google.com>
5016 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5017 pointer and to report location as the file name associated with
5019 (gold_undefined_symbol_at_location): New function to replace the
5020 old gold_undefined_symbol functionality.
5021 * target-reloc.h (relocate_section): Update to use
5022 gold_undefined_symbol_at_location.
5023 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5024 Call gold_undefined_symbol function rather than gold_error.
5025 * errors.h (Errors::undefined_symbol): Take location as a
5026 string, rather than calculating it from a relocation.
5027 * errors.cc (Errors::fatal): Print "fatal error:" before the
5029 (Errors::error, Errors::error_at_location): Print "error: "
5030 before the formatted message.
5031 (Errors::undefined_symbol): Take location as a string, rather
5032 than calculating it from a relocation.
5033 (gold_undefined_symbol_at_location): New function akin to
5034 old gold_undefined_symbol, calculates location from relocation.
5035 (gold_undefined_symbol): Change to take only a Symbol pointer
5036 and to report location as the file name associated with the symbol.
5037 * testsuite/debug_msg.sh: Update for changed error messages.
5038 * testsuite/undef_symbol.sh: Likewise.
5040 2009-02-04 Duncan Sands <baldrick@free.fr>
5043 * reduced_debug_output.h
5044 (Output_reduced_debug_abbrev_section::failed): Use format for
5046 (Output_reduced_debug_info_section::faild): Likewise.
5048 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5050 * script.cc (Lazy_demangler): New class.
5051 (Version_script_info::get_symbol_version_helper): Demangle a
5054 2009-01-29 Cary Coutant <ccoutant@google.com>
5056 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5058 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5060 2009-01-28 Ian Lance Taylor <iant@google.com>
5062 * version.cc (version_string): Bump to 1.9.
5064 * gold.h: Include <cstring> and <stdint.h>.
5065 * version.cc: Include <cstdio>.
5066 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5068 * reduced_debug_output.cc (insert_into_vector): Rename from
5069 Insert_into_vector; change all callers. Use Swap_unaligned to
5070 avoid aliasing issue; remove union since it is unnecessary.
5072 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5074 * Makefile.am (CCFILES): Add gc.cc.
5076 * Makefile.in: Regenerate.
5077 * gold.cc (Gc_runner): New class.
5078 (queue_initial_tasks): Call garbage collection related tasks
5079 when corresponding options are invoked.
5080 (queue_middle_gc_tasks): New function.
5081 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5082 processed early before laying out sections during garbage collection.
5083 * gold.h (queue_middle_gc_tasks): New function.
5084 (is_prefix_of): Move from "layout.cc".
5085 * i386.cc (Target_i386::gc_process_relocs): New function.
5086 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5087 * main.cc (main): Create object of class "Garbage_collection".
5088 * object.cc (Relobj::copy_symbols_data): New function.
5089 (Relobj::is_section_name_included): New function.
5090 (Sized_relobj::do_layout): Allow this function to be called twice
5091 during garbage collection and defer layout of section during the
5093 * object.h (Relobj::get_symbols_data): New function.
5094 (Relobj::is_section_name_included): New function.
5095 (Relobj::copy_symbols_data): New function.
5096 (Relobj::set_symbols_data): New function.
5097 (Relobj::get_relocs_data): New function.
5098 (Relobj::set_relocs_data): New function.
5099 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5100 (Relobj::gc_process_relocs): New function.
5101 (Relobj::do_gc_process_relocs): New pure virtual function.
5102 (Relobj::sd_): New data member.
5103 (Sized_relobj::is_output_section_offset_invalid): New function.
5104 (Sized_relobj::do_gc_process_relocs): New function.
5105 * options.h (General_options::gc_sections): Modify to not be a no-op.
5106 (General_options::print_gc_sections): New option.
5107 * plugin.cc (Plugin_finish::run): Remove function call to
5108 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5109 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5110 * reloc.cc (Read_relocs::run): Add task to process relocs and
5111 determine unreferenced sections when doing garbage collection.
5112 (Gc_process_relocs): New class.
5113 (Sized_relobj::do_gc_process_relocs): New function.
5114 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5115 sections that are garbage collected.
5116 * reloc.h (Gc_process_relocs): New class.
5117 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5118 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5119 symbols whose corresponding sections are garbage collected.
5120 (Symbol_table::Symbol_table): Add new parameter for the garbage
5122 (Symbol_table::gc_mark_undef_symbols): New function.
5123 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5124 (Symbol_table::gc_mark_dyn_syms): New function.
5125 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5127 (Symbol_table::add_from_object): Likewise.
5128 (Symbol_table::add_from_relobj): When building shared objects, do not
5129 treat externally visible symbols as garbage.
5130 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5131 table information for static and relocatable links.
5132 * symtab.h (Symbol_table::set_gc): New function.
5133 (Symbol_table::gc): New function.
5134 (Symbol_table::gc_mark_undef_symbols): New function.
5135 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5136 (Symbol_table::gc_mark_dyn_syms): New function.
5137 (Symbol_table::gc_): New data member.
5138 * target.h (Sized_target::gc_process_relocs): New pure virtual
5140 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5141 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5143 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5145 * options.h (General_options::gc_sections): Define as a no-op for now.
5146 (General_options::no_keep_memory): Ditto.
5147 (General_options::Bshareable): Define.
5148 * options.cc (General_options::finalize): Honor -Bshareable.
5150 2009-01-20 Andreas Schwab <schwab@suse.de>
5152 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5153 read the value in the contents, since we don't use it. Use the
5154 template endianness when writing.
5155 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5157 2009-01-19 Andreas Schwab <schwab@suse.de>
5159 * configure.tgt (powerpc64-*): Fix targ_obj.
5161 2009-01-15 Ian Lance Taylor <iant@google.com>
5163 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5164 local symbols when stripping all symbols.
5166 2009-01-14 Cary Coutant <ccoutant@google.com>
5168 * output.cc (Output_reloc): Add explicit instantiations.
5170 2009-01-14 Cary Coutant <ccoutant@google.com>
5172 * archive.cc (Archive::get_elf_object_for_member): Remove call
5173 to File_read::claim_for_plugin.
5174 * descriptors.cc (Descriptors::open): Remove reference to
5176 (Descriptors::claim_for_plugin): Remove.
5177 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5178 (Descriptors::is_claimed): Remove.
5179 (claim_descriptor_for_plugin): Remove.
5180 * fileread.cc (File_read::claim_for_plugin): Remove.
5181 * fileread.h (File_read::claim_for_plugin): Remove.
5182 (File_read::descriptor): Reopen descriptor if necessary.
5183 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5184 (Plugin_manager::all_symbols_read): Add task parameter. Change
5186 (Plugin_manager::get_input_file): New function.
5187 (Plugin_manager::release_input_file): New function.
5188 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5189 corresponding data member.
5190 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5191 and pass to base constructor. Change all callers.
5192 (get_input_file, release_input_file): New functions.
5193 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5194 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5195 (Plugin_manager::all_symbols_read): Add task parameter.
5196 (Plugin_manager::get_input_file): New function.
5197 (Plugin_manager::release_input_file): New function.
5198 (Plugin_manager::task_): New data member.
5199 (Pluginobj::Pluginobj): Add filesize parameter.
5200 (Pluginobj::filename): New function.
5201 (Pluginobj::descriptor): New function.
5202 (Pluginobj::filesize): New function.
5203 (Pluginobj::filesize_): New data member.
5204 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5205 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5206 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5208 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5209 with archive libraries.
5210 * testsuite/Makefile.in: Regenerate.
5211 * testsuite/plugin_test.c (struct sym_info): New type.
5212 (get_input_file, release_input_file): New static variables.
5213 (onload): Capture new transfer vector entries.
5214 (claim_file_hook): Stop reading at end of file according to filesize.
5215 Factor out parsing of readelf output into separate function.
5216 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5217 APIs and get the source file name from the symbol table. Convert
5218 source file name to corresponding object file name. Print info
5219 message when adding new input files.
5220 (parse_readelf_line): New function.
5221 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5222 * testsuite/plugin_test_2.sh: Likewise.
5223 * testsuite/plugin_test_3.sh: Likewise.
5224 * testsuite/plugin_test_4.sh: New test case.
5226 2009-01-07 Ian Lance Taylor <iant@google.com>
5228 * version.cc (version_string): Bump to 1.8.
5230 2008-12-23 Cary Coutant <ccoutant@google.com>
5232 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5233 * plugin.cc (Plugin_manager::finish): Rename as
5234 layout_deferred_objects. Move cleanup to separate function.
5235 (Plugin_manager::cleanup): New function.
5236 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5238 * plugin.h (Plugin_manager::finish): Rename as
5239 layout_deferred_objects.
5240 (Plugin_manager::cleanup): New function.
5241 (Plugin_manager::cleanup_done): New field.
5243 2008-12-23 Cary Coutant <ccoutant@google.com>
5245 * plugin.cc (is_visible_from_outside): New function.
5246 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5247 so we don't return "IR only" status for exported symbols or -r links.
5249 * testsuite/Makefile.am (plugin_test_3): New test case.
5250 * testsuite/Makefile.in: Regenerate.
5251 * testsuite/plugin_test_3.sh: New file.
5253 2008-12-22 Cary Coutant <ccoutant@google.com>
5255 * object.cc (Sized_relobj::layout_section): New function.
5256 (Sized_relobj::do_layout): Defer layout of input sections until after
5257 plugin has provided replacement files.
5258 (Sized_relobj::do_layout_deferred_sections): New function.
5259 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5260 (Relobj::layout_deferred_sections): New function.
5261 (Relobj::do_layout_deferred_sections): New function.
5262 (Sized_relobj::do_layout_deferred_sections): New function.
5263 (Sized_relobj::layout_section): New function.
5264 (Sized_relobj::Deferred_layout): New structure.
5265 (Sized_relobj::deferred_layout_): New field.
5266 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5267 Change all callers. Layout deferred sections.
5268 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5270 (Plugin_hook::run): Move code from do_plugin_hook inline.
5271 (Plugin_hook::do_plugin_hook): Remove.
5272 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5273 (Plugin_manager::finish): Renamed, was cleanup.
5274 (Plugin_manager::should_defer_layout): New function.
5275 (Plugin_manager::add_deferred_layout_object): New function.
5276 (Plugin_manager::Deferred_layout_list): New type.
5277 (Plugin_manager::deferred_layout_objects_): New field.
5278 (Plugin_hook::do_plugin_hook): Remove.
5280 2008-12-17 Ian Lance Taylor <iant@google.com>
5282 * options.h (class General_options): Add --no case for
5285 2008-12-16 Cary Coutant <ccoutant@google.com>
5287 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5289 (Plugin_manager::claim_file): Create plugin object even if
5290 plugin did not call the add_symbols callback.
5291 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5292 asking for more symbols than were added.
5293 * testsuite/Makefile.am (plugin_test_1): Add test case with
5295 (empty.syms): New target.
5296 * testsuite/Makefile.in: Regenerate.
5297 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5298 message. Don't call add_symbols if no globals.
5299 (all_symbols_read_hook): Don't provide replacement for empty
5302 2008-12-12 Ian Lance Taylor <iant@google.com>
5304 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5305 r_type == 0 for a local symbol with r_sym == 0.
5306 (scan_relocatable_relocs): Pass r_sym to
5307 local_non_section_strategy.
5308 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5311 * configure.ac: Update test for TLS descriptors: they are
5312 supported as of glibc 2.9.
5313 * configure: Rebuild.
5315 2008-12-11 Ian Lance Taylor <iant@google.com>
5318 * target-reloc.h (Default_scan_relocatable_relocs): For each
5319 function, map r_type == 0 to RELOC_DISCARD.
5321 2008-12-10 Cary Coutant <ccoutant@google.com>
5323 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5324 object to override a kept COMDAT group from a plugin object.
5326 2008-12-09 Ian Lance Taylor <iant@google.com>
5329 * yyscript.y (file_cmd): Handle INPUT.
5331 * testsuite/initpri1.c: Change all declarations to be full
5332 prototypes by adding void, to avoid compiler warnings.
5334 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5336 * options.cc (General_options::parse_plugin_opt): New.
5337 (General_options::add_plugin): The argument now is just the filename.
5338 (General_options::add_plugin_option): New.
5339 * options.h (plugin_opt): New.
5340 (add_plugin): Change argument name.
5341 (add_plugin_option): New.
5342 * plugin.cc (Plugin::load): Don't parse the plugin option.
5343 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5344 (Plugin::add_option): New.
5345 (Plugin::args_): Change type.
5346 (Plugin::filename_): New.
5347 (Plugin_manager::add_plugin_option): New.
5348 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5349 * testsuite/Makefile.in: Regenerate.
5351 2008-12-05 Cary Coutant <ccoutant@google.com>
5353 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5354 Handle --strip-lto-sections option.
5355 * options.h (strip_lto_sections): New option.
5357 2008-12-01 Cary Coutant <ccoutant@google.com>
5359 * plugin.cc (ld_plugin_message): Change format parameter to const.
5360 Fix mismatch between new[] and delete.
5362 2008-11-14 Cary Coutant <ccoutant@google.com>
5364 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5367 2008-11-05 Craig Silverstein <csilvers@google.com>
5369 * options.cc (General_options::parse_dynamic_list): New function.
5370 * options.h (General_options): New flags dynamic_list,
5371 dynamic_list_data, dynamic_list_cpp_new, and
5372 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5373 (General_options::in_dynamic_list): New function.
5374 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5375 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5376 (Lex::can_continue_name): Likewise.
5378 (read_script_file): New parameter script_options.
5379 (read_dynamic_list): New function.
5380 (Script_options::define_dynamic_list): New function.
5381 (dynamic_list_keyword_parsecodes): New variable.
5382 (dynamic_list_keywords): New variable.
5383 * script.h (Script_options::define_dynamic_list): New function
5385 (read_dynamic_list): New function prototype.
5386 * symtab.cc (strprefix): New macro.
5387 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5388 dynamic_list_data, dynamic_list_cpp_new, and
5389 dynamic_list_cpp_typeinfo.
5390 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5391 (dynamic_list_expr): New rule.
5392 (dynamic_list_nodes): Likewise.
5393 (dynamic_list_node): Likewise.
5394 * testsuite/Makefile.am (dynamic_list): New test.
5395 * testsuite/Makefile.in: Regenerated.
5396 * testsuite/dynamic_list.t: New file.
5397 * testsuite/dynamic_list.sh: New file.
5399 2008-11-05 Craig Silverstein <csilvers@google.com>
5401 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5402 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5403 (t11_last): Likewise.
5404 * testsuite/ver_test_6.c (main): Likewise.
5406 2008-10-07 Cary Coutant <ccoutant@google.com>
5408 * options.c (General_options::finalize): Add check for -static and
5410 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5413 2008-10-02 Cary Coutant <ccoutant@google.com>
5415 * plugin.cc (make_sized_plugin_object): Fix conditional
5416 compilation to work when not all targets are enabled.
5418 2008-09-29 Cary Coutant <ccoutant@google.com>
5420 * archive.cc (Archive::get_file_and_offset): Use filename instead
5421 of name to get library path.
5422 (Archive::include_member): Unlock external member of a thin archive.
5424 * testsuite/Makefile.am (TEST_AR): New variable.
5425 (thin_archive_test_1): New test.
5426 (thin_archive_test_2): New test.
5427 * testsuite/Makefile.in: Regenerate.
5428 * testsuite/thin_archive_main.cc: New file.
5429 * testsuite/thin_archive_test_1.cc: New file.
5430 * testsuite/thin_archive_test_2.cc: New file.
5431 * testsuite/thin_archive_test_3.cc: New file.
5432 * testsuite/thin_archive_test_4.cc: New file.
5434 2008-09-29 Cary Coutant <ccoutant@google.com>
5436 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5437 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5439 (Sized_relobj::do_finalize_local_symbols): Likewise.
5440 (Sized_relobj::map_to_kept_section): Likewise.
5441 * object.h (Sized_relobj::invalid_address): New constant.
5442 (Sized_relobj::do_output_section_offset): Check for invalid_address
5444 * output.cc (Output_reloc::local_section_offset): Use constant
5445 invalid_address instead of -1U.
5446 (Output_reloc::get_address): Likewise.
5447 (Output_section::output_address): Change -1U to -1ULL.
5448 * output.h (Output_reloc::invalid_address): New constant.
5449 * reloc.cc (Sized_relobj::write_sections): Use constant
5450 invalid_address instead of -1U.
5451 (Sized_relobj::relocate_sections): Likewise.
5452 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5453 values for merge sections.
5454 * target-reloc.h (relocate_for_relocatable): Use constant
5455 invalid_address instead of -1U.
5457 2008-09-19 Cary Coutant <ccoutant@google.com>
5459 Add plugin functionality for link-time optimization (LTO).
5460 * configure.ac (plugins): Add --enable-plugins option.
5461 * configure: Regenerate.
5462 * config.in: Regenerate.
5463 * Makefile.am (LIBDL): New variable.
5464 (CCFILES): Add plugin.cc.
5465 (HFILES): Add plugin.h.
5466 (ldadd_var): Add LIBDL.
5467 * Makefile.in: Regenerate.
5469 * archive.cc: Include "plugin.h".
5470 (Archive::setup): Don't preread archive symbols when using a plugin.
5471 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5472 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5474 (Archive::include_member): Add symbols from plugin objects.
5475 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5476 * descriptors.cc (Descriptors::open): Check for file descriptors
5477 abandoned by plugins.
5478 (Descriptors::claim_for_plugin): New function.
5479 * descriptors.h (Descriptors::claim_for_plugin): New function.
5480 (Open_descriptor::is_claimed): New field.
5481 (claim_descriptor_for_plugin): New function.
5482 * fileread.cc (File_read::claim_for_plugin): New function.
5483 * fileread.h (File_read::claim_for_plugin): New function.
5484 (File_read::descriptor): New function.
5485 * gold.cc: Include "plugin.h".
5486 (queue_initial_tasks): Add task to call plugin hooks for generating
5488 * main.cc: Include "plugin.h".
5489 (main): Load plugin libraries.
5490 * object.h (Pluginobj): Declare.
5491 (Object::pluginobj): New function.
5492 (Object::do_pluginobj): New function.
5493 (Object::set_target): New function.
5494 * options.cc: Include "plugin.h".
5495 (General_options::parse_plugin): New function.
5496 (General_options::General_options): Initialize plugins_ field.
5497 (General_options::add_plugin): New function.
5498 * options.h (Plugin_manager): Declare.
5499 (General_options): Add --plugin option.
5500 (General_options::has_plugins): New function.
5501 (General_options::plugins): New function.
5502 (General_options::add_plugin): New function.
5503 (General_options::plugins_): New field.
5504 * plugin.cc: New file.
5505 * plugin.h: New file.
5506 * readsyms.cc: Include "plugin.h".
5507 (Read_symbols::do_read_symbols): Check for archive before checking
5508 for ELF file. Call plugin hooks to claim files.
5509 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5510 from a real object file; force override when processing replacement
5512 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5513 (Symbol::init_base_object): Likewise.
5514 (Symbol::init_base_output_data): Likewise.
5515 (Symbol::init_base_output_segment): Likewise.
5516 (Symbol::init_base_constant): Likewise.
5517 (Symbol::init_base_undefined): Likewise.
5518 (Symbol::output_section): Assert that object is not a plugin.
5519 (Symbol_table::add_from_pluginobj): New function.
5520 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5522 (Symbol_table::sized_write_globals): Likewise.
5523 (Symbol_table::add_from_pluginobj): Instantiate template.
5524 * symtab.h (Sized_pluginobj): Declare.
5525 (Symbol::in_real_elf): New function.
5526 (Symbol::set_in_real_elf): New function.
5527 (Symbol::in_real_elf_): New field.
5528 (Symbol_table::add_from_pluginobj): New function.
5530 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5531 (LIBDL): New variable.
5533 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5534 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5535 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5536 (MOSTLYCLEANFILES): Likewise.
5537 * testsuite/Makefile.in: Regenerate.
5538 * testsuite/plugin_test.c: New file.
5539 * testsuite/plugin_test_1.sh: New file.
5540 * testsuite/plugin_test_2.sh: New file.
5542 2008-09-16 Ian Lance Taylor <iant@google.com>
5544 * target-reloc.h (relocate_section): Check whether a symbol is
5545 defined by the ABI before reporting an undefined symbol error.
5546 * target.h (Target::is_defined_by_abi): Make parameter const.
5547 (Target::do_is_defined_by_abi): Likewise.
5548 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5549 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5550 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5551 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5552 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5553 * testsuite/Makefile.in: Rebuild.
5555 * fileread.cc (make_view): Add casts to avoid warning.
5557 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5559 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5560 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5562 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5564 * options.h (General_options::output_is_executable): New.
5565 (General_options::output_is_pie): New.
5566 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5567 for shared libraries.
5568 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5570 2008-09-11 Chris Demetriou <cgd@google.com>
5572 * options.h (origin): New -z option.
5573 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5574 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5577 2008-09-05 Cary Coutant <ccoutant@google.com>
5579 * fileread.cc (File_read::make_view): Add check for attempt to map
5582 2008-09-05 Cary Coutant <ccoutant@google.com>
5584 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5585 explicit instantiations.
5587 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5590 * options.cc (General_options::finalize): Allow undefined symbols
5591 in shlibs if linking -shared.
5594 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5595 symbols as not needing a dynsym entry.
5597 2008-08-20 Craig Silverstein <csilvers@google.com>
5599 * fileread.cc (File_read::open): Do not lock the file unless it
5600 was successfully opened.
5602 2008-08-14 Cary Coutant <ccoutant@google.com>
5604 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5605 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5606 * testsuite/tls_test.cc (struct int128): 128-bit struct
5607 for testing TLS relocs with non-zero addend.
5608 (v12): New TLS variable.
5610 (t_last): Add check for v12.
5611 * testsuite/tls_test.h (t12): New function.
5612 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5614 2008-08-13 Ian Lance Taylor <iant@google.com>
5616 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5617 set tls_segment_ or relro_segment_.
5618 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5620 * output.h (Output_section::clear_is_relro): New function.
5621 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5622 sections specially even when output_data_ is empty.
5623 (Output_segment::maximum_alignment): When first section is relro,
5624 only force alignment for PT_LOAD segments.
5625 * script.cc (script_data_segment_align): New function.
5626 (script_data_segment_relro_end): New function.
5627 * script-c.h (script_data_segment_align): Declare.
5628 (script_data_segment_relro_end): Declare.
5629 * script-sections.h (class Script_sections): Declare
5630 data_segment_align and data_segment_relro_end. Add fields
5631 segment_align_index_ and saw_relro_end_.
5632 * script-sections.cc (class Sections_element): Add set_is_relro
5633 virtual function. Add new bool* parameter to place_orphan_here.
5634 Add get_output_section virtual function.
5635 (class Output_section_definition): Add set_is_relro. Add new
5636 bool* parameter to place_orphan_here. Add get_output_section.
5637 Add is_relro_ field.
5638 (Output_section_definition::Output_section_definition): Initialize
5639 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5640 and is_relro_ fields.
5641 (Output_section_definition::place_orphan_here): Add is_relro
5643 (Output_section_definition::set_section_addresses): Set relro for
5645 (Output_section_definition::alternate_constraint): Likewise.
5646 (class Orphan_output_section): Add new bool* parameter to
5647 place_orphan_here. Add get_output_section.
5648 (Orphan_output_section::place_orphan_here): Add is_relro
5650 (Script_sections::Script_sections): Initialize
5651 data_segment_align_index_ and saw_relro_end_.
5652 (Script_sections::data_segment_align): New function.
5653 (Script_sections::data_segment_relro_end): New function.
5654 (Script_sections::place_orphan): Set or clear is_relro.
5655 (Script_sections::set_section_addresses): Force alignment of first
5657 * yyscript.y (exp): Call script_data_segment_align and
5658 script_data_segment_relro_end.
5659 * testsuite/relro_script_test.t: New file.
5660 * testsuite/relro_test.cc (using_script): Declare.
5661 (t1, t2): Test using_script.
5662 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5663 (relro_script_test_SOURCES): Define.
5664 (relro_script_test_DEPENDENCIES): Define.
5665 (relro_script_test_LDFLAGS): Define.
5666 (relro_script_test_LDADD): Define.
5667 (relro_script_test.so): New target.
5668 * testsuite/Makefile.in: Rebuild.
5670 2008-08-06 Cary Coutant <ccoutant@google.com>
5672 * archive.cc (Archive::total_archives, Archive::total_members)
5673 (Archive::total_members_loaded): New variables.
5674 (Archive::setup): Add parameter. Add option to preread
5676 (Archive::read_armap): Add counter.
5677 (Archive::get_file_and_offset): New function.
5678 (Archive::get_elf_object_for_member): New function.
5679 (Archive::read_all_symbols): New function.
5680 (Archive::read_symbols): New function.
5681 (Archive::add_symbols): Add counters.
5682 (Archive::include_all_members): Use armap to find members if it's
5684 (Archive::include_member): Skip reading symbols if already read.
5685 Factored code into Archive::get_file_and_offset and
5686 Archive::get_elf_object_for_member. Changed call to
5687 Mapfile::report_include_archive_member.
5688 (Archive::print_stats): New function.
5689 * archive.h: Declare Object and Read_symbols_data classes.
5690 (Archive::Archive): Add initializers for new members.
5691 (Archive::setup): Add parameter.
5692 (Archive::print_stats): New function.
5693 (Archive::total_archives, Archive::total_members)
5694 (Archive::total_members_loaded): New variables.
5695 (Archive::get_file_and_offset): New function.
5696 (Archive::get_elf_object_for_member): New function.
5697 (Archive::read_all_symbols): New function.
5698 (Archive::read_symbols): New function.
5699 (Archive::Archive_member): New class.
5700 (Archive::members_): New member.
5701 (Archive::num_members_): New member.
5702 * main.cc: Include archive.h.
5703 (main): Call Archive::print_stats.
5704 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5705 archive parameter; member_name is now the fully-decorated name.
5706 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5707 * options.h: (General_options): Add --preread-archive-symbols option.
5708 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5711 2008-08-04 Ian Lance Taylor <iant@google.com>
5713 * symtab.h (Symbol::use_plt_offset): New function.
5714 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5715 * powerpc.cc (Relocate::relocate): Likewise.
5716 * sparc.cc (Relocate::relocate): Likewise.
5717 * x86_64.cc (Relocate::relocate): Likewise.
5718 * testsuite/weak_plt.sh: New test.
5719 * testsuite/weak_plt_main.cc: New test.
5720 * testsuite/weak_plt_shared.cc: New test.
5721 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5722 (check_PROGRAMS): Add weak_plt.
5723 (check_DATA): Add weak_plt_shared.so.
5724 (weak_plt_main_pic.o, weak_plt): New targets.
5725 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5726 * testsuite/Makefile.in: Rebuild.
5728 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5730 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5731 * testsuite/Makefile.in: Rebuild.
5733 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5735 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5736 * Makefile.in: Regenerate.
5737 * po/POTFILES.in: Regenerate.
5739 2008-07-29 Ian Lance Taylor <iant@google.com>
5741 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5742 symbols before other symbols.
5743 * testsuite/script_test_2.cc (test_addr): Declare.
5744 (test_addr_alias): Declare.
5745 (main): Check that test_addr and test_addr_alias have the right
5747 * testsuite/script_test_2.t: Define test_addr_alias and
5750 2008-07-24 Ian Lance Taylor <iant@google.com>
5753 * descriptors.cc: New file.
5754 * descriptors.h: New file.
5755 * gold-threads.h (class Hold_optional_lock): New class.
5756 * fileread.cc: Include "descriptors.h".
5757 (File_read::~File_read): Release descriptor rather than closing
5759 (File_read::open) [file]: Call open_descriptor rather than open.
5760 Set is_descriptor_opened_.
5761 (File_read::open) [memory]: Assert that descriptor is not open.
5762 (File_read::reopen_descriptor): New function.
5763 (File_read::release): Release descriptor.
5764 (File_read::do_read): Make non-const. Reopen descriptor.
5765 (File_read::read): Make non-const.
5766 (File_read::make_view): Reopen descriptor.
5767 (File_read::do_readv): Likewise.
5768 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5769 Update declarations.
5770 * layout.cc: Include "descriptors.h".
5771 (Layout::create_build_id): Use open_descriptor rather than open.
5772 * output.cc: Include "descriptors.h".
5773 (Output_file::open): Use open_descriptor rather than open.
5774 * archive.cc (Archive::const_iterator): Change Archive to be
5776 (Archive::begin, Archive::end): Make non-const.
5777 (Archive::count_members): Likewise.
5778 * archive.h (class Archive): Update declarations.
5779 * object.h (Object::read): Make non-const.
5780 * Makefile.am (CCFILES): Add descriptors.cc.
5781 (HFILES): Add descriptors.h.
5782 * Makefile.in: Rebuild.
5785 * gold.h: Always include <clocale>. Add Solaris workarounds
5786 following code in binutils/sysdep.h.
5789 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5790 this->eh_frame_hdr_ is NULL before using it.
5792 * dynobj.cc (Versions::Versions): Update comment.
5794 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5795 the base version name.
5797 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5798 array size plus one.
5799 (Stringpool_template::set_string_offsets): Subtract one from key
5800 before using it as an array index.
5801 (Stringpool_template::get_offset_with_length): Likewise.
5802 (Stringpool_template::write_to_buffer): Likewise.
5803 * stringpool.h (Stringpool_template::get_offset_from_key):
5806 2008-07-23 Ian Lance Taylor <iant@google.com>
5809 * object.h (Merged_symbol_value::value): Do our best to handle a
5813 * script.cc (Version_script_info::get_versions): Don't add empty
5814 version tag to return value.
5815 (Version_script_info::get_symbol_version_helper): Change return
5816 type to bool. Add pversion parameter. Change all callers.
5817 (script_register_vers_node): Don't require a non-NULL tag.
5818 * script.h (class Version_script_info): Update declarations.
5819 (Version_script_info::get_symbol_version): Change return type to
5820 bool. Add version parameter. Change all callers.
5821 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5822 handling. Handle an empty version from a version script.
5823 (Symbol_table::define_special_symbol): Likewise.
5824 * testsuite/ver_test_10.script: New file.
5825 * testsuite/ver_test_10.sh: New file.
5826 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5827 (check_DATA): Add ver_test_10.syms.
5828 (ver_test_10.syms, ver_test_10.so): New target.
5829 * testsuite/Makefile.in: Rebuild.
5831 2008-07-23 Simon Baldwin <simonb@google.com>
5833 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5834 to zero for undefined symbols from dynamic libraries.
5836 2008-07-23 Ian Lance Taylor <iant@google.com>
5838 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5840 * symtab.h (class Symbol_table): Update declaration.
5841 * testsuite/ver_test_9.cc: New file.
5842 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5843 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5844 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5845 (ver_test_9.so, ver_test_9.o): New targets.
5846 * testsuite/Makefile.in: Rebuild.
5848 2008-07-22 Ian Lance Taylor <iant@google.com>
5850 * options.h (class General_options): Define --check-sections.
5851 * layout.cc (Layout::set_segment_offsets): Handle
5854 * options.h (class General_options): Define -n/--nmagic and
5856 * options.cc (General_options::finalize): For -n/--nmagic or
5857 -N/--omagic, set -static.
5858 * layout.cc (Layout::attach_allocated_section_to_segment): If
5859 -N/--omagic, don't put read-only and read-write sections in
5861 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5862 finding a read-only segment.
5863 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5864 don't set the minimum segment alignment to the common page size,
5865 and don't set the file offset to the address modulo the page size.
5866 * script-sections.cc (Script_sections::create_segments): If
5867 -n/--omagic, don't put read-only and read-write sections in
5870 * cref.cc: New file.
5872 * options.h (class General_options): Add --print-symbol-counts.
5873 * main.cc (main): Issue defined symbol report if requested.
5874 * archive.cc (Archive::interpret_header): Make into a const member
5876 (Archive::add_symbols): Call Input_objects::archive_start and
5878 (Archive::const_iterator): Define new class.
5879 (Archive::begin, Archive::end): New functions.
5880 (Archive::include_all_members): Rewrite to use iterator.
5881 (Archive::count_members): New function.
5882 * archive.h (class Archive): Update declarations.
5883 (Archive::filename): New function.
5884 * object.cc: Include "cref.h".
5885 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5886 (Sized_relobj::do_get_global_symbol_counts): New function.
5887 (Input_objects::add_object): Add object to cross-referencer.
5888 (Input_objects::archive_start): New function.
5889 (Input_objects::archive_stop): New function.
5890 (Input_objects::print_symbol_counts): New function.
5891 * object.h: Declare Cref and Archive.
5892 (Object::get_global_symbol_counts): New function.
5893 (Object::do_get_global_symbol_counts): New pure virtual function.
5894 (class Sized_relobj): Add defined_count_ field. Update
5896 (class Input_objects): Add cref_ field. Update constructor.
5897 Update declarations.
5898 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5900 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5902 (Sized_dynobj::do_get_global_symbol_counts): New function.
5903 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5904 defined_count_. Update declarations. Define Symbols typedef.
5905 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5906 parameter. Change all callers.
5907 (Symbol_table::add_from_dynobj): Add sympointers and defined
5908 parameters. Change all callers.
5909 * symtab.h (class Symbol_table): Update declarations.
5910 * Makefile.am (CCFILES): Add cref.cc.
5911 (HFILES): Add cref.h.
5912 * Makefile.in: Rebuild.
5914 2008-07-22 Simon Baldwin <simonb@google.com>
5916 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5917 to zero when writing undefined symbols.
5919 2008-07-22 Ian Lance Taylor <iant@google.com>
5921 * output.cc (Output_section::add_input_section): Don't try to
5922 merge empty merge sections.
5924 2008-07-21 Craig Silverstein <csilvers@google.com>
5926 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5927 Include symbol version in error message.
5929 2008-07-20 Chris Demetriou <cgd@google.com>
5931 * configure.ac (gold_cv_c_random_seed): New configured variable.
5932 (RANDOM_SEED_CFLAGS): New substituted variable.
5933 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5934 * configure: Rebuild.
5935 * Makefile.in: Likewise.
5936 * testsuite/Makefile.in: Likewise.
5938 2008-07-18 Ian Lance Taylor <iant@google.com>
5940 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5941 where we see NAME/NULL and NAME/VERSION as separate symbols.
5942 * testsuite/ver_test_main.cc (main): Call t4.
5943 (t4, t4_2a): Define.
5944 * testsuite/ver_test_2.cc (t4_2): Define.
5945 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5946 * testsuite/ver_test_4.cc (t4_2a): Define.
5947 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5948 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5950 2008-07-17 Ian Lance Taylor <iant@google.com>
5952 * dynobj.cc (Versions::add_def): If we give an error about a
5953 missing version, go ahead and create the version anyhow.
5955 2008-07-10 Ian Lance Taylor <iant@google.com>
5957 Handle output sections with more than 0x7fffffff bytes.
5958 * object.h (class Relobj): Change map_to_output_ to
5959 output_sections_, and just keep a section pointer. Change all
5960 uses. Move comdat group support to Sized_relobj.
5961 (Relobj::is_section_specially_mapped): Remove.
5962 (Relobj::output_section): Remove poff parameter. Change all
5964 (Relobj::output_section_offset): New function.
5965 (Relobj::set_section_offset): Rewrite.
5966 (Relobj::map_to_output): Remove.
5967 (Relobj::output_sections): New function.
5968 (Relobj::do_output_section_offset): New pure virtual function.
5969 (Relobj::do_set_section_offset): Likewise.
5970 (class Sized_relobj): Add section_offsets_ field. Add comdat
5971 group support from Relobj. Update declarations.
5972 (Sized_relobj::get_output_section_offset): New function.
5973 (Sized_relobj::do_output_section_offset): New function.
5974 (Sized_relobj::do_set_section_offset): New function.
5975 * object.cc (Relobj::output_section_address): Remove.
5976 (Sized_relobj::Sized_relobj): Initialize new fields.
5977 (Sized_relobj::include_section_group): Cast find_kept_object to
5979 (Sized_relobj::include_linkonce_section): Likewise.
5980 (Sized_relobj::do_layout): Use separate arrays for output section
5982 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5984 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5985 output_sections and section_offsets.
5986 (Sized_relobj::write_local_symbols): Likewise.
5987 (map_to_kept_section): Compute output address directly.
5988 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5989 output_sections and section_offsets.
5990 (Sized_relobj::write_sections): Likewise.
5991 (Sized_relobj::relocate_sections): Likewise.
5992 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5993 * output.h (class Output_reloc): Update declarations. Change
5994 u2_.relobj to Sized_relobj*.
5995 (class Output_data_reloc): Change add functions to use
5997 * output.cc (Output_reloc::Output_reloc): Change relobj to
5999 (Output_reloc::local_section_offset): Change return type to
6000 Elf_Addr. Use get_output_section_offset.
6001 (Output_reloc::get_address): Likewise.
6002 (Output_section::is_input_address_mapped): Don't call
6003 is_section_specially_mapped.
6004 (Output_section::output_offset): Likewise.
6005 (Output_section::output_address): Likewise.
6006 (Output_section::starting_output_address): Likewise.
6007 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6008 parameter to Sized_relobj*.
6009 (Copy_relocs::need_copy_reloc): Likewise.
6010 (Copy_relocs::save): Likewise.
6011 * copy-relocs.h (class Copy_relocs): Update declarations.
6012 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6013 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6014 * target-reloc.h (relocate_for_relocatable): Change
6015 offset_in_output_section type to Elf_Addr. Change code that uses
6017 * layout.cc (Layout::layout): Always set *off.
6018 * mapfile.cc (Mapfile::print_input_section): Use
6019 output_section_offset.
6020 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6022 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6023 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6024 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6026 2008-07-03 Ian Lance Taylor <iant@google.com>
6028 * layout.cc (Layout::include_section): Do not discard unrecognized
6029 SHT_STRTAB sections.
6031 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6033 * script.cc (Lex::can_continue_name): Make '?' allowable in
6034 version-script names.
6035 * testsuite/version_script.map: Change glob pattern to use '?'
6037 2008-06-30 Manish Singh <yosh@gimp.org>
6040 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6043 2008-06-30 Ian Lance Taylor <iant@google.com>
6047 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6048 versions]: Don't try to read the value in the contents, since we
6049 don't use it. Use the template endianness when writing.
6051 2008-06-25 Cary Coutant <ccoutant@google.com>
6053 * fileread.cc (File_read::make_view): Assert on zero-length view.
6054 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6055 symbol table when there are no symbols to read.
6057 2008-06-23 Craig Silverstein <csilvers@google.com>
6059 * version.cc (version_string): Bump to 1.7
6061 2008-06-18 Craig Silverstein <csilvers@google.com>
6063 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6064 constant 0xFFFF to type Valtype.
6065 (Powerpc_relocate_functions::rel16_ha): Likewise.
6067 2008-06-17 Ian Lance Taylor <iant@google.com>
6069 * output.h (Output_section::Input_section): Initialize p2align_ to
6070 zero for Output_section_data constructors.
6071 (Output_section::Input_section::addralign): If not an input
6072 section, return the alignment of the Output_section_data.
6073 * testsuite/copy_test.cc: New file.
6074 * testsuite/copy_test_1.cc: New file.
6075 * testsuite/copy_test_2.cc: New file.
6076 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6077 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6078 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6079 (copy_test_1_pic.o, copy_test_1.so): New targets.
6080 (copy_test_2_pic.o, copy_test_2.so): New targets.
6081 * testsuite/Makefile.in: Rebuild.
6083 * script-sections.cc (Script_sections::place_orphan): Initialize
6084 local variable exact.
6086 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6088 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6090 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6091 David S. Miller <davem@davemloft.net>
6093 * powerpc.cc: New file.
6094 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6095 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6096 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6097 * Makefile.in: Rebuild.
6099 2008-06-09 Ian Lance Taylor <iant@google.com>
6101 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6103 (throwing, orig_terminate): New static variables.
6104 (terminate_handler): New static function.
6105 (t2): Set terminate handler.
6107 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6110 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6113 2008-05-30 Cary Coutant <ccoutant@google.com>
6115 * archive.cc (Archive::include_all_members) Correct to step
6116 over symbol table and extended name table in thin archives.
6118 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6121 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6124 2008-05-28 Caleb Howe <cshowe@google.com>
6126 * reduced_debug_output.cc: New file.
6127 * reduced_debug_output.h: New file.
6128 * options.h (class General_options): Add --strip-debug-non-line.
6129 * options.cc (General_options::finalize): Add strip_debug_non_line
6130 to the strip heirarchy.
6131 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6133 * layout.cc: Include "reduced_debug_output.h".
6134 (Layout::Layout): Initialize new fields.
6135 (line_only_debug_sections): New static array.
6136 (is_lines_only_debug_sections): New static inline function.
6137 (Layout::include_section): Handle --strip-debug-non-line.
6138 (Layout::make_output_section): If --strip-debug-non-line, build
6139 new output sections for .debug_abbrev and .debug_info.
6140 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6141 gold. Warn about possible overflow.
6142 (read_signed_LEB_128): Likewise.
6143 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6144 (read_signed_LEB_128): Declare.
6145 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6146 (HFILES): Add reduced_debug_output.h.
6147 * Makefile.in: Rebuild.
6149 2008-05-21 Ian Lance Taylor <iant@google.com>
6151 * mapfile.cc: New file.
6152 * mapfile.h: New file.
6153 * options.h (class General_options): Add -M/--print-map and -Map.
6154 * options.cc (General_options::finalize): Make -M equivalent to
6156 * main.cc: Include <cstdio> and "mapfile.h".
6157 (main): Open mapfile if requested.
6158 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6159 constructor. Change caller.
6160 (queue_initial_tasks): Add mapfile parameter. Change caller.
6161 (queue_middle_tasks): Likewise.
6162 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6164 * archive.cc: Include "mapfile.h".
6165 (Archive::add_symbols): Add mapfile parameter. Change all
6166 callers. Pass mapfile, symbol, and reason to include_member.
6167 (Archive::include_all_members): Add mapfile parameter. Change all
6169 (Archive::include_member): Add mapfile, sym, and why parameters.
6170 Change all callers. Report inclusion to map file.
6171 * archive.h: Include "fileread.h".
6172 (class Archive): Update declarations.
6173 (Archive::file): New const method.
6174 (class Add_archive_symbols): Add mapfile_ field. Update
6175 constructor. Change all callers.
6176 * readsyms.h (class Read_symbols): Likewise.
6177 (class Finish_group): Likewise.
6178 (class Read_script): Likewise.
6179 * common.cc: Include "mapfile.h".
6180 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6182 (Symbol_table::do_allocate_commons): Likewise.
6183 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6184 symbol allocation to mapfile.
6185 * common.h (class Allocate_commons_task): Add mapfile_ field.
6186 Update constructor. Change all callers.
6187 * symtab.h (class Symbol_table): Update declarations.
6188 * layout.cc: Include "mapfile.h".
6189 (Layout_task_runner::run): Print information to mapfile.
6190 (Layout::create_gold_note): Change Output_data_fixed_space to
6191 Output_data_zero_fill.
6192 (Layout::create_build_id): Likewise.
6193 (Layout::print_to_mapfile): New function.
6194 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6195 constructor. Change caller.
6196 (class Layout): Declare print_to_mapfile.
6197 * output.cc (Output_section::Input_section::print_to_mapfile): New
6199 (Output_section::add_input_section): If producing a map, always
6200 add to input_sections_ list.
6201 (Output_section::do_print_to_mapfile): New function.
6202 (Output_segment::print_sections_to_mapfile): New function.
6203 (Output_segment::print_section_list_to_mapfile): New function.
6204 * output.h: Include "mapfile.h".
6205 (Output_data::print_to_mapfile): New function.
6206 (Output_data::do_print_to_mapfile): New virtual function.
6207 (Output_segment_headers::do_print_to_mapfile): New function.
6208 (Output_file_header::do_print_to_mapfile): New function.
6209 (Output_data_const::do_print_to_mapfile): New function.
6210 (class Output_data_const_buffer): Add map_name_ field. Update
6211 constructor. Change all callers. Add do_print_to_mapfile
6213 (class Output_data_fixed_space): Likewise.
6214 (class Output_data_space): Likewise.
6215 (class Output_data_zero_fill): New class.
6216 (Output_data_strtab::do_print_to_mapfile): New function.
6217 (Output_data_reloc_base::do_print_to_mapfile): New function.
6218 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6219 (Output_data_group::do_print_to_mapfile): New function.
6220 (Output_data_got::do_print_to_mapfile): New function.
6221 (Output_data_dynamic::do_print_to_mapfile): New function.
6222 (Output_symtab_xindex::do_print_to_mapfile): New function.
6223 (class Output_section): Declare do_print_to_mapflie. Declare
6224 print_to_mapfile in Input_section.
6225 (class Output_segment): Declare new functions.
6226 * object.h (Sized_relobj::symbol_count): New function.
6227 * script-sections.cc
6228 (Output_section_element_dot_assignment::set_section_addresses):
6229 Change Output_data_fixed_space to Output_data_zero_fill.
6230 (Output_data_expression::do_print_to_mapfile): New function.
6231 * script.cc (read_input_script): Add mapfile parameter. Change
6233 * script.h (read_input_script): Update declaration.
6234 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6235 (Eh_frame::do_print_to_mapfile): New function.
6236 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6237 (Output_merge_string::do_print_to_mapfile): New function.
6238 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6240 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6242 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6244 * Makefile.am (CCFILES): Add mapfile.cc.
6245 (HFILES): Add mapfile.h.
6246 * Makefile.in: Rebuild.
6248 2008-05-19 Ian Lance Taylor <iant@google.com>
6250 * options.h (class General_options): Add -z relro.
6251 * layout.cc (Layout::Layout): Initialize relro_segment_.
6252 (Layout::add_output_section_data): Return the output section.
6253 (Layout::make_output_section): Rcognize relro sections and mark
6255 (Layout::attach_allocated_section_to_segment): Put relro sections
6256 in a PT_GNU_RELRO segment.
6257 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6259 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6261 (Layout::linkonce_mapping): Map d.rel.ro.local to
6263 (Layout::output_section_name): Us .data.rel.ro.local for any
6264 section which begins with that.
6265 * layout.h (class Layout): Update add_output_section_data
6266 declaration. Add relro_segment_ field.
6267 * output.cc (Output_section::Output_section): Initialize is_relro_
6268 and is_relro_local_ fields.
6269 (Output_segment::add_output_section): Group relro sections.
6270 (Output_segment::is_first_section_relro): New function.
6271 (Output_segment::maximum_alignment): If there is a relro section,
6272 align the segment to the common page size.
6273 (Output_segment::set_section_addresses): Track whether we are
6274 looking at relro sections. If the last section is a relro
6275 section, align to the common page size.
6276 (Output_segment::set_section_list_addresses): Add in_relro
6277 parameter. Change all callers. Align to the page size when
6278 moving from relro to non-relro section.
6279 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6281 * output.h (class Output_section): Add is_relro_ and
6282 is_relro_local_ fields.
6283 (Output_section::is_relro): New function.
6284 (Output_section::set_is_relro): New function.
6285 (Output_section::is_relro_local): New function.
6286 (Output_section::set_is_relro_local): New function.
6287 (class Output_segment): Update declarations.
6288 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6289 * sparc.cc (Target_sparc::got_section): Likewise.
6290 * x86_64.cc (Target_x86_64::got_section): Likewise.
6291 * testsuite/relro_test_main.cc: New file.
6292 * testsuite/relro_test.cc: New file.
6293 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6294 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6295 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6296 (relro_test.so, relro_test_pic.o): New targets.
6297 * testsuite/Makefile.in: Rebuild.
6299 2008-05-16 Ian Lance Taylor <iant@google.com>
6301 * output.cc (Output_segment::add_output_section): Remove front
6303 * output.h (class Output_segment): Remove
6304 add_initial_output_section and overloaded add_output_section.
6305 Update declaration of remaining add_output_section.
6306 * layout.cc (Layout::create_interp): Call add_output_section
6307 rather than add_initial_output_section.
6308 (Layout::finish_dynamic_section): Likewise.
6310 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6311 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6312 know the dynamic type.
6313 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6314 field. Initialize it in constructor.
6315 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6316 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6317 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6320 * output.cc (Output_reloc::get_address): Change return type to
6322 * output.h (class Output_reloc): Update get_address declaration.
6323 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6324 for section addresses.
6326 2008-05-09 Ian Lance Taylor <iant@google.com>
6329 * gold.cc (gold_nomem): Use return value of write.
6331 2008-05-08 Ian Lance Taylor <iant@google.com>
6333 * symtab.c (Symbol::init_base_output_data): Add version
6334 parameter. Change all callers.
6335 (Symbol::init_base_output_segment): Likewise.
6336 (Symbol::init_base_constant): Likewise.
6337 (Symbol::init_base_undefined): Likewise.
6338 (Sized_symbol::init_output_data): Likewise.
6339 (Sized_symbol::init_output_segment): Likewise.
6340 (Sized_symbol::init_constant): Likewise.
6341 (Sized_symbol::init_undefined): Likewise.
6342 (Symbol_table::do_define_in_output_data): If the new symbol has a
6343 version, mark it as the default.
6344 (Symbol_table::do_define_in_output_segment): Likewise.
6345 (Symbol_table::do_define_as_constant): Likewise.
6346 * symtab.h (class Symbol): Update declarations.
6347 (class Sized_symbol): Likewise.
6348 * resolve.cc (Symbol::override_version): New function.
6349 (Symbol::override_base): Call override_version.
6350 (Symbol::override_base_with_special): Likewise.
6351 * testsuite/ver_script_8.script: New file.
6352 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6353 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6354 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6355 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6357 2008-05-06 Ian Lance Taylor <iant@google.com>
6360 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6362 (class General_options): Remove existing --undefined, and add
6363 --no-undefined instead. Add new --undefined as synonym for -u.
6364 * archive.cc (Archive::add_symbols): Check whether symbol was
6366 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6367 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6368 all uses. Add IS_UNDEFINED. Update declarations to split
6369 different versions of init_base. Declare init_base_undefined.
6370 (Symbol::is_defined): Handle IS_UNDEFINED.
6371 (Symbol::is_undefined): Likewise.
6372 (Symbol::is_weak_undefined): Call is_undefined.
6373 (Symbol::is_absolute): Handle IS_CONSTANT.
6374 (class Sized_symbol): Update declarations to split different
6375 versions of init. Declare init_undefined.
6376 (class Symbol_table): Declare new functions.
6377 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6379 (Symbol::init_base_output_data): Likewise.
6380 (Symbol::init_base_output_segment): Likewise.
6381 (Symbol::init_base_constant): Likewise.
6382 (Symbol::init_base_undefined): New function.
6383 (Sized_symbol::init_object): Rename from init. Change all
6385 (Sized_symbol::init_output_data): Likewise.
6386 (Sized_symbol::init_output_segment): Likewise.
6387 (Sized_symbol::init_constant): Likewise.
6388 (Sized_symbol::init_undefined): New function.
6389 (Symbol_table::add_undefined_symbols_from_command_line): New
6391 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6393 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6394 (Symbol::output_section): Likewise.
6395 (Symbol::set_output_section): Likewise.
6396 (Symbol_table::sized_finalize_symbol): Likewise.
6397 (Symbol_table::sized_write_globals): Likewise.
6398 * resolve.cc (Symbol_table::should_override): Likewise.
6399 (Symbol::override_base_with_special): Likewise.
6401 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6402 symbol, change it to have default visibility.
6403 * testsuite/protected_1.cc: New file.
6404 * testsuite/protected_2.cc: New file.
6405 * testsuite/protected_3.cc: New file.
6406 * testsuite/protected_main_1.cc: New file.
6407 * testsuite/protected_main_2.cc: New file.
6408 * testsuite/protected_main_3.cc: New file.
6409 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6410 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6411 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6412 (protected_1.so): New target.
6413 (protected_1_pic.o, protected_2_pic.o): New targets.
6414 (protected_3_pic.o): New target.
6415 (check_PROGRAMS): Add protected_2.
6416 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6417 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6418 * testsuite/Makefile.in: Rebuild.
6420 * options.h (DEFINE_var): Add set_user_set_##varname__.
6421 (DEFINE_bool_alias): New macro.
6422 (class General_options): Define -Bstatic using DEFINE_bool_alias
6423 rather than DEFINE_special. Add --undefined as an alias for -z
6425 * options.cc (General_options::parse_Bstatic): Remove.
6427 * options.h (class General_options): Add --fatal-warnings.
6428 * main.cc (main): Implement --fatal-warnings.
6429 * errors.h (Errors::warning_count): New function.
6431 * options.h (class General_options): Add -Bsymbolic-functions.
6432 * symtab.h (Symbol::is_preemptible): Check for
6433 -Bsymbolic-functions.
6435 2008-05-05 Ian Lance Taylor <iant@google.com>
6437 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6438 as noVARNAME rather than no-VARNAME.
6439 (class General_options): Add option -z combreloc.
6440 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6442 (Output_reloc::sort_before) [SHT_REL]: New function.
6443 (Output_reloc::sort_before) [SHT_RELA]: New function.
6444 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6445 Sort_relocs_comparison.
6446 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6447 parameter. Change all callers.
6448 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6449 sort_relocs parameter. Change all callers.
6450 * output.cc (Output_reloc::get_address): New function, broken out
6452 (Output_reloc::write_rel): Call it.
6453 (Output_reloc::compare): New function.
6454 (Output_data_reloc_base::do_write): Optionally sort relocs.
6456 * configure.ac: If targ_extra_obj is set, link it in.
6457 * configure.tgt: Initialize all variables.
6458 (x86_64*): Set targ_extra_obj and targ_extra_size.
6459 * configure: Rebuild.
6461 * object.cc (Sized_relobj::include_section_group): Adjust section
6462 indexes read from group data. Build vector to pass to
6464 * layout.cc (Layout::layout_group): Add flags and shndxes
6465 parameters. Remove contents parameter. Change caller. Update
6466 explicit instantiations.
6467 * layout.h (class Layout): Update layout_group declaration.
6468 * output.cc (Output_data_group::Output_data_group): Add flags and
6469 input_shndxes parameters. Remove contents parameter. Change
6471 (Output_data_group::do_write): Change input_sections_ to
6473 * output.h (class Output_data_group): Update constructor
6474 declaration. Rename input_sections_ to input_shndxes_.
6475 * testsuite/many_sections_test.cc: Add template.
6477 2008-04-30 Cary Coutant <ccoutant@google.com>
6479 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6481 * layout.cc (Layout::include_section): Refactored check for debug
6483 (Layout::add_comdat): Add new parameters. Change type
6484 of signature parameter. Add object and shndx to signatures table.
6485 (Layout::find_kept_object): New function.
6486 * layout.h: Include <cstring>.
6487 (Layout::is_debug_info_section): New function.
6488 (Layout::add_comdat): Add new parameters.
6489 (Layout::find_kept_object): New function.
6490 (Layout::Kept_section): New struct.
6491 (Layout::Signatures): Change type of map range.
6492 * object.cc (Relobj::output_section_address): New function.
6493 (Sized_relobj::include_section_group): Add new parameters. Change
6494 calls to Layout::add_comdat. Change to build table of kept comdat
6495 groups and table mapping discarded sections to kept sections.
6496 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6497 (Sized_relobj::do_layout): Change calls to include_section_group and
6498 include_linkonce_section.
6499 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6500 value to zero when section is discarded.
6501 (Sized_relobj::map_to_kept_section): New function.
6502 * object.h (Relobj::output_section_address): New function.
6503 (Relobj::Comdat_group): New type.
6504 (Relobj::find_comdat_group): New function.
6505 (Relobj::Comdat_group_table): New type.
6506 (Relobj::Kept_comdat_section): New type.
6507 (Relobj::Kept_comdat_section_table): New type.
6508 (Relobj::add_comdat_group): New function.
6509 (Relobj::set_kept_comdat_section): New function.
6510 (Relobj::get_kept_comdat_section): New function.
6511 (Relobj::comdat_groups_): New field.
6512 (Relobj::kept_comdat_sections_): New field.
6513 (Symbol_value::input_value): Update comment.
6514 (Sized_relobj::map_to_kept_section) New function.
6515 (Sized_relobj::include_linkonce_section): Add new parameter.
6516 * target-reloc.h (Comdat_behavior): New type.
6517 (get_comdat_behavior): New function.
6518 (relocate_section): Add code to map a discarded section to the
6519 corresponding kept section when applying a relocation.
6521 2008-04-30 Craig Silverstein <csilvers@google.com>
6523 * dwarf_reader.cc (next_generation_count): New static var.
6524 (Addr2line_cache_entry): New struct.
6525 (addr2line_cache): New static var.
6526 (Dwarf_line_info::one_addr2line): Added caching.
6527 (Dwarf_line_info::clear_addr2line_cache): New function.
6528 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6529 cache-size parameter.
6530 (Dwarf_line_info::one_addr2line_cache): New function.
6531 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6532 new cache-size argument to one_addr2line(), and clear cache.
6534 2008-04-28 Cary Coutant <ccoutant@google.com>
6536 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6537 R_386_PC8 relocations.
6539 2008-04-23 Ian Lance Taylor <iant@google.com>
6541 * object.cc (Sized_relobj::include_section_group): Check for
6542 invalid section group.
6544 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6547 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6548 than read for file header.
6549 * archive.cc (Archive::include_member): Likewise.
6551 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6553 * aclocal.m4: Regenerate.
6554 * configure: Regenerate.
6556 2008-04-19 Ian Lance Taylor <iant@google.com>
6558 * version.cc (version_string): Bump to 1.6.
6560 * testsuite/Makefile.am (many_sections_r_test): New target.
6561 (many_sections_r_test_SOURCES): Remove.
6562 (many_sections_r_test_DEPENDENCIES): Remove.
6563 (many_sections_r_test_LDFLAGS): Remove.
6564 (many_sections_r_test_LDADD): Remove.
6566 * object.cc (Sized_relobj::do_add_symbols): Always pass
6567 local_symbol_count_ to add_from_relobj.
6569 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6570 every thousand variables.
6571 * testsuite/Makefile.in: Rebuild.
6573 * object.cc (Xindex::initialize_symtab_xindex): New function.
6574 (Xindex::read_symtab_xindex): New function.
6575 (Xindex::sym_xindex_to_shndx): New function.
6576 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6578 (Sized_relobj::do_initialize_xindex): New function.
6579 (Sized_relobj::do_read_symbols): Adjust section links.
6580 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6581 parameter. Change all callers.
6582 (Sized_relobj::include_section_group): Adjust section links and
6583 symbol section indexes.
6584 (Sized_relobj::do_layout): Adjust section links.
6585 (Sized_relobj::do_count_local_symbols): Adjust section links and
6586 symbol section indexes.
6587 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6588 ordinary and special symbols.
6589 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6590 dynsym_xindex parameters. Change all callers. Adjust section
6591 links. Use SHN_XINDEX when needed.
6592 (Sized_relobj::get_symbol_location_info): Adjust section links.
6593 Don't get fooled by special symbols.
6594 * object.h (class Xindex): Define.
6595 (class Object): Add xindex_ parameter. Declare virtual functoin
6596 do_initialize_xindex.
6597 (Object::adjust_sym_shndx): New function.
6598 (Object::set_xindex): New protected function.
6599 (class Symbol_value): Add is_ordinary_shndx_ field.
6600 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6601 (Symbol_value::value): Assert ordinary section.
6602 (Symbol_value::initialize_input_to_output_map): Likewise.
6603 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6605 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6607 (class Sized_relobj): Update declarations.
6608 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6609 parameter. Change all callers.
6610 (Sized_relobj::adjust_shndx): New function.
6611 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6613 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6614 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6615 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6616 (Sized_dynobj::read_dynsym_section): Adjust section links.
6617 (Sized_dynobj::read_dynamic): Likewise.
6618 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6620 (Sized_dynobj::do_initialize_xindex): New function.
6621 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6622 do_initialize_xindex.
6623 (Sized_dynobj::adjust_shndx): New function.
6624 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6625 dynsym_xindex_ fields.
6626 (Layout::finalize): Add a call to set_section_indexes before
6627 creating the symtab sections.
6628 (Layout::set_section_indexes): Don't do anything if the section
6629 already has a section index.
6630 (Layout::create_symtab_sections): Add shnum parameter. Change
6631 caller. Create .symtab_shndx section if needed.
6632 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6634 (Layout::allocated_output_section_count): New function.
6635 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6637 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6638 fields. Update declarations.
6639 (Layout::symtab_xindex): New function.
6640 (Layout::dynsym_xindex): New function.
6641 (class Write_symbols_task): Add layout_ field.
6642 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6644 * output.cc (Output_section_headers::Output_section_headers): Add
6645 shstrtab_section parameter. Change all callers.
6646 (Output_section_headers::do_sized_write): Store overflow values
6647 for section count and section string table section index in
6648 section header zero.
6649 (Output_file_header::do_sized_write): Check for overflow of
6650 section count and section string table section index.
6651 (Output_symtab_xindex::do_write): New function.
6652 (Output_symtab_xindex::endian_do_write): New function.
6653 * output.h (class Output_section_headers): Add shstrtab_section_.
6654 Update declarations.
6655 (class Output_symtab_xindex): Define.
6656 (Output_section::has_out_shndx): New function.
6657 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6659 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6661 (Sized_symbol::init): Likewise.
6662 (Symbol::output_section): Check for ordinary symbol.
6663 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6664 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6666 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6667 Change all callers. Simplify handling of symbols from sections
6668 not included in the link.
6669 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6671 (Weak_alias_sorter::operator()): Assert that symbols are
6673 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6675 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6676 parameters. Change all callers.
6677 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6678 symbol distinction. Use SHN_XINDEX when needed.
6679 (Symbol_table::write_section_symbol): Add symtab_xindex
6680 parameter. Change all callers.
6681 (Symbol_table::sized_write_section_symbol): Likewise. Use
6682 SHN_XINDEX when needed.
6683 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6685 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6686 (Symbol::is_defined): Check is_ordinary.
6687 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6688 (Symbol::is_absolute, Symbol::is_common): Likewise.
6689 (class Sized_symbol): Update declarations.
6690 (class Symbol_table): Update declarations.
6691 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6692 parameters. Change all callers.
6693 (Sized_symbol::override): Likewise.
6694 (Symbol_table::override): Likewise.
6695 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6696 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6697 is_ordinary, and orig_st_shndx parameters. Change all callers.
6698 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6699 to be in an ordinary section.
6700 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6701 object and is_ordinary parameters. Change all callers.
6702 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6703 Change all callers. Don't add undefined or non-ordinary symbols
6705 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6707 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6709 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6710 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6711 (Sized_relobj::relocate_sections): Likewise.
6712 * target-reloc.h (scan_relocs): Adjust section symbol index.
6713 (scan_relocatable_relocs): Likewise.
6714 * i386.cc (Scan::local): Check for ordinary symbols.
6715 * sparc.cc (Scan::local): Likewise.
6716 * x86_64.cc (Scan::local): Likewise.
6717 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6718 to symbol_section_and_value.
6719 * testsuite/many_sections_test.cc: New file.
6720 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6721 (check_PROGRAMS): Add many_sections_test.
6722 (many_sections_test_SOURCES): Define.
6723 (many_sections_test_DEPENDENCIES): Define.
6724 (many_sections_test_LDFLAGS): Define.
6725 (BUILT_SOURCES): Add many_sections_define.h.
6726 (many_sections_define.h): New target.
6727 (BUILT_SOURCES): Add many_sections_check.h.
6728 (many_sections_check.h): New target.
6729 (check_PROGRAMS): Add many_sections_r_test.
6730 (many_sections_r_test_SOURCES): Define.
6731 (many_sections_r_test_DEPENDENCIES): Define.
6732 (many_sections_r_test_LDFLAGS): Define.
6733 (many_sections_r_test_LDADD): Define.
6734 (many_sections_r_test.o): New target.
6735 * testsuite/Makefile.in: Rebuild.
6737 2008-04-17 Cary Coutant <ccoutant@google.com>
6739 * errors.cc (Errors::info): New function.
6740 (gold_info): New function.
6741 * errors.h (Errors::info): New function.
6742 * gold.h (gold_info): New function.
6743 * object.cc (Input_objects::add_object): Print trace output.
6744 * options.cc (options::parse_set): New function.
6745 (General_options::parse_wrap): Deleted.
6746 (General_options::General_options): Deleted initializer.
6747 * options.h (options::String_set): New typedef.
6748 (options::parse_set): New function.
6749 (DEFINE_set): New macro.
6750 (General_options::wrap): Changed to use DEFINE_set. Changed
6751 callers of any_wrap_symbols and is_wrap_symbol.
6752 (General_options::trace, General_options::trace_symbol):
6754 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6755 (General_options::wrap_symbols_): Deleted.
6756 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6758 2008-04-17 David S. Miller <davem@davemloft.net>
6760 * options.cc (General_options::parse_V): New function.
6761 * options.h: Add entries for -V and -Qy.
6763 2008-04-17 Ian Lance Taylor <iant@google.com>
6765 * common.cc (Symbol_table::allocate_commons): Remove options
6766 parameter. Change caller.
6767 (Symbol_table::do_allocate_commons): Remove options parameter.
6768 Change caller. Just call do_allocate_commons_list twice.
6769 (Symbol_table::do_allocate_commons_list): New function, broken out
6770 of do_allocate_commons.
6771 * common.h (class Allocate_commons_task): Remove options_ field.
6773 * symtab.cc (Symbol_table::Symbol_table): Initialize
6775 (Symbol_table::add_from_object): Put TLS common symbols on
6777 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6778 which are IN_OUTPUT_DATA.
6779 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6780 allocate_commons and do_allocate_commons declarations. Declare
6781 do_allocate_commons_list.
6782 * gold.cc (queue_middle_tasks): Update creation of
6783 Allocate_commons_task to not pass options.
6784 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6785 (TLS_TEST_C_FLAGS): New variable.
6786 (tls_test_c_pic.o): New target.
6787 (tls_test_shared.so): Link in tls_test_c_pic.o.
6788 (tls_test_c_pic_ie.o): New target.
6789 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6790 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6791 (tls_test_c.o): New target.
6792 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6793 (tls_pic_test_LDADD): Likewise.
6794 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6795 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6796 (tls_test_c_gnu2.o): New target.
6797 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6799 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6800 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6801 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6802 * testsuite/tls_test.cc: Include "config.h".
6803 (t_last): Call t11_last.
6804 * testsuite/tls_test.h (t11, t11_last): Declare.
6805 * testsuite/tls_test_c.c: New file.
6806 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6807 * configure.ac: Check for OpenMP support.
6808 * configure, config.in, Makefile.in: Rebuild.
6809 * testsuite/Makefile.in: Rebuild.
6811 2008-04-16 Cary Coutant <ccoutant@google.com>
6813 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6814 (Target_i386::tls_base_symbol_defined_): New field.
6815 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6816 (Target_i386::Scan::global): Likewise.
6817 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6818 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6819 (Target_x86_64::tls_base_symbol_defined_): New field.
6820 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6821 (Target_x86_64::Scan::global): Likewise.
6823 2008-04-16 Cary Coutant <ccoutant@google.com>
6825 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6826 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6827 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6828 building shared libraries.
6829 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6830 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6831 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6832 * testsuite/Makefile.in: Rebuild.
6833 * testsuite/weak_undef.h: New file.
6834 * testsuite/weak_undef_file1.cc: Add extra test cases.
6835 * testsuite/weak_undef_file2.cc: Likewise.
6836 * testsuite/weak_undef_test.cc: Likewise.
6838 2008-04-16 David S. Miller <davem@davemloft.net>
6840 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6841 Add issued_non_pic_error_ field. Declare check_non_pic.
6842 (Target_sparc::Scan::check_non_pic): New function.
6843 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6844 (Target_sparc::Scan::global): Likewise.
6846 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6847 * configure: Rebuild.
6849 * options.h (DEFINE_enable): New macro.
6850 (new_dtags): New enable option.
6851 (initfirst, interpose, loadfltr, nodefaultlib,
6852 nodelete, nodlopen, nodump): New -z options.
6853 * layout.cc (Layout:finish_dynamic_section): If new
6854 dtags enabled, emit DT_RUNPATH. Also, emit a
6855 DT_FLAGS_1 containing any specified -z flags.
6857 2008-04-16 Ian Lance Taylor <iant@google.com>
6859 * copy-relocs.cc: New file.
6860 * copy-relocs.h: New file.
6861 * reloc.cc: Remove Copy_relocs code.
6862 * reloc.h: Likewise.
6863 * reloc-types.h (struct Reloc_types) [both versions]: Add
6864 get_reloc_addend_noerror.
6865 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6866 variants of add_global which take an addend which must be zero.
6867 * i386.cc: Include "copy-relocs.h".
6868 (class Target_i386): Change type of copy_relocs_ to variable,
6870 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6872 (Target_i386::do_finalize_sections): Change handling of
6874 * sparc.cc: Include "copy-relocs.h".
6875 (class Target_sparc): Change type of copy_relocs_ to variable,
6877 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6879 (Target_sparc::do_finalize_sections): Change handling of
6881 * x86_64.cc: Include "copy-relocs.h".
6882 (class Target_x86_64): Change type of copy_relocs_ to variable,
6884 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6885 class. Change all callers.
6886 (Target_x86_64::do_finalize_sections): Change handling of
6888 * Makefile.am (CCFILES): Add copy-relocs.cc.
6889 (HFILES): Add copy-relocs.h.
6891 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6893 * testsuite/script_test_4.sh: Permit leading zeroes.
6895 2008-04-15 Ian Lance Taylor <iant@google.com>
6897 * script-sections.cc (Script_sections::create_segments): Use
6898 header_size_adjustment even when there is enough room for the
6900 * testsuite/script_test_4.sh: New file.
6901 * testsuite/script_test_4.t: New file.
6902 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6903 (check_DATA): Add script_test_4.stdout.
6904 (MOSTLYCLEANFILES): Likewise.
6905 (script_test_4): New target.
6906 (script_test_4.stdout): New target.
6907 * testsuite/Makefile.in: Rebuild.
6909 * sparc.cc: Add definitions for Output_data_plt_sparc class
6912 2008-04-14 David S. Miller <davem@davemloft.net>
6914 * sparc.cc: New file.
6915 * Makefile.am (TARGETSOURCES): Add sparc.cc
6916 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6917 * configure.tgt: Document targ_extra_size and
6918 targ_extra_big_endian. Add entries for sparc-* and
6920 * configure.ac: Handle targ_extra_size and
6921 targ_extra_big_endian.
6922 * Makefile.in: Rebuild.
6923 * configure: Likewise.
6924 * po/POTFILES.in: Likewise.
6925 * po/gold.pot: Likewise.
6927 2008-04-14 Ian Lance Taylor <iant@google.com>
6929 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6930 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6931 in the name/type/flags to section mapping. Don't call
6932 allocate_output_section.
6933 (Layout::choose_output_section): Change parameter from adjust_name
6934 to is_input_section. Don't permit input sections after sections
6935 are attached to segments. Don't call allocate_output_section.
6936 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6937 not write_enable_output_section.
6938 (Layout::make_output_section): Don't push to
6939 unattached_section_list_ nor call attach_to_segment. Call
6940 attach_section_to_segment if sections are attached.
6941 (Layout::attach_sections_to_segments): New function.
6942 (Layout::attach_section_to_segment): New function.
6943 (Layout::attach_allocated_section_to_segment): Rename from
6944 attach_to_segment. Remove flags parameter.
6945 (Layout::allocate_output_section): Remove function.
6946 (Layout::write_enable_output_section): Remove function.
6947 * layout.h (class Layout): Update for above changes. Add new
6948 field sections_are_attached_.
6949 * output.h (Output_section::update_flags_for_input_section): New
6951 * output.cc (Output_section::add_input_section): Call
6952 update_flags_for_input_section.
6953 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6955 2008-04-11 Cary Coutant <ccoutant@google.com>
6957 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6958 thought unnecessary.
6959 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6961 2008-04-11 Ian Lance Taylor <iant@google.com>
6963 * output.h (class Output_section_data): Remove inline definition
6965 * output.cc (Output_section_data::set_addralign): New function.
6967 2008-04-11 Cary Coutant <ccoutant@google.com>
6969 Add support for TLS descriptors for i386 and x86_64.
6970 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6971 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6972 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6974 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6975 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6976 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6978 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6979 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6980 Fix problem with initial-exec relocations.
6981 (Target_i386::Relocate::relocate_tls): Likewise.
6982 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6984 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6985 support for section-plus-offset dynamic table entries.
6986 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6987 (Output_data_dynamic::Dynamic_entry): Add support for
6988 section-plus-offset dynamic table entries.
6989 (Output_data_dynamic::Classification): Likewise.
6990 (Output_data_dynamic::classification_): Renamed offset_.
6991 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6992 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6993 (Target_x86_64::make_plt_section): New function.
6994 (Target_x86_64::reserve_tlsdesc_entries): New function.
6995 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6996 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6997 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6998 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6999 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7000 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7001 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7002 add extra PLT entry for TLS descriptors.
7003 (Output_data_plt_x86_64::got_): New field.
7004 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7005 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7007 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7009 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7010 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7011 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7012 R_386_TLS_DESC_CALL relocations.
7013 (Target_x86_64::Scan::global): Likewise.
7014 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7015 for TLS descriptors.
7016 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7017 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7018 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7019 GD-to-IE relaxation.
7020 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7021 and TLS_DESCRIPTORS.
7022 * Makefile.in: Rebuild.
7023 * configure: Rebuild.
7024 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7025 (tls_test_shared2.so): New target.
7026 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7027 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7028 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7029 (tls_shared_gd_to_ie_test_LDADD): New variable.
7030 (tls_shared_gnu2_gd_to_ie_test): New target.
7031 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7033 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7034 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7035 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7036 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7037 (tls_shared_gnu2_test): New target.
7038 (tls_test_gnu2_shared.so): New target.
7039 (tls_shared_gnu2_test_SOURCES): New variable.
7040 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7041 (tls_shared_gnu2_test_LDFLAGS): New variable.
7042 (tls_shared_gnu2_test_LDADD): New variable.
7043 * testsuite/Makefile.in: Rebuild.
7044 * testsuite/Makefile.
7046 2008-04-11 Ian Lance Taylor <iant@google.com>
7048 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7050 * testsuite/Makefile.in: Rebuild.
7052 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7054 * testsuite/script_test_2.cc (main): Adjust test.
7056 2008-04-11 David S. Miller <davem@davemloft.net>
7057 Ian Lance Taylor <iant@google.com>
7059 * options.h (General_options): Add entries for '-Y' and
7061 * options.cc (General_options:finalize): If -Y was used, add those
7062 entries to the library path instead of the default "/lib" and
7065 2008-04-11 David S. Miller <davem@davemloft.net>
7067 * testsuite/justsyms.t: Start at 0x100.
7068 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7069 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7071 * testsuite/script_test_2.cc: Adjust string and section length
7074 2008-04-09 Ian Lance Taylor <iant@google.com>
7077 * script-sections.cc (Sections_element::allocate_to_segment): Add
7079 (Output_section_definition::allocate_to_segment): Likewise.
7080 (Orphan_output_section::allocate_to_segment): Likewise.
7081 (Script_sections::attach_sections_using_phdrs_clause): Don't
7082 propagate non-PT_LOAD segments to orphan sections.
7083 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7084 readelf rather than objdump.
7085 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7086 .interp section and PT_INTERP segment are the same size.
7087 * testsuite/Makefile.in: Rebuild.
7089 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7090 aliases for symbols defined in the same object.
7091 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7092 (weak_alias_test_SOURCES): New variable.
7093 (weak_alias_test_DEPENDENCIES): New variable.
7094 (weak_alias_test_LDFLAGS): New variable.
7095 (weak_alias_test_LDADD): New variable.
7096 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7097 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7098 (weak_alias_test_3.o): New target.
7099 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7100 * testsuite/weak_alias_test_main.cc: New file.
7101 * testsuite/weak_alias_test_1.cc: New file.
7102 * testsuite/weak_alias_test_2.cc: New file.
7103 * testsuite/weak_alias_test_3.cc: New file.
7105 2008-04-08 Ian Lance Taylor <iant@google.com>
7107 * options.h (class General_options): Add --noinhibit-exec option.
7108 * main.cc (main): Check --noinhibit-exec.
7110 * options.h (class General_options): Define --wrap as a special
7111 option. Add wrap_symbols_ field.
7112 (General_options::any_wrap_symbols): New function.
7113 (General_options::is_wrap_symbol): New function.
7114 * options.cc (General_options::parse_wrap): New function.
7115 (General_options::General_options): Initialize wrap_symbols_.
7116 * symtab.cc (Symbol_table::wrap_symbol): New function.
7117 (Symbol_table::add_from_object): Handle --wrap.
7118 * symtab.h (class Symbol_table): Declare wrap_symbol.
7119 * target.h (Target::wrap_char): New function.
7120 (Target::Target_info): Add wrap_char field.
7121 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7122 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7123 * testsuite/testfile.cc (Target_test::test_target_info):
7126 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7129 * layout.h (class Layout): Add added_eh_frame_data_ field.
7130 * layout.cc (Layout::Layout): Initialize new field.
7131 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7132 output section until we find a section we merged successfully.
7133 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7134 that the size be non-zero.
7136 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7139 2008-04-08 Craig Silverstein <csilvers@google.com>
7141 * configure.ac: Export new conditional variable HAVE_ZLIB.
7142 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7144 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7145 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7147 2008-04-07 Ian Lance Taylor <iant@google.com>
7149 * version.cc (version_string): Set to "1.5".
7151 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7152 Add issued_non_pic_error_ field. Declare check_non_pic.
7153 (Target_x86_64::Scan::check_non_pic): New function.
7154 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7155 (Target_x86_64::Scan::global): Likewise.
7157 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7158 addend parameter. Change caller. Handle merge sections.
7159 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7160 Address to Addend. Don't add in the result of
7161 local_section_offset, pass down the addend and use the returned
7163 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7164 Update declarations of local_section_offset and symbol_value.
7165 * testsuite/two_file_test_1.cc (t18): New function.
7166 * testsuite/two_file_test_2.cc (f18): New function.
7167 * testsuite/two_file_test_main.cc (main): Call t18.
7168 * testsuite/two_file_test.h (t18, f18): Declare.
7170 * configure.ac: Don't test for objdump, c++filt, or readelf.
7171 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7173 (TEST_READELF): New variable.
7174 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7175 (check_PROGRAMS): Add two_file_strip_test.
7176 (two_file_strip_test): New target.
7177 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7178 (two_file_same_shared_strip_test_SOURCES): New variable.
7179 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7180 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7181 (two_file_same_shared_strip_test_LDADD): New variable.
7182 (two_file_shared_strip.so): New target.
7183 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7184 (ver_test_5.syms, ver_test_7.syms): Likewise.
7185 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7186 (strip_test_3.stdout): Use TEST_OBJDUMP.
7187 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7189 2008-04-04 Cary Coutant <ccoutant@google.com>
7191 * symtab.h (Symbol::is_weak_undefined): New function.
7192 (Symbol::is_strong_undefined): New function.
7193 (Symbol::is_absolute): New function.
7194 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7195 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7197 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7198 (weak_undef_test): New target.
7199 * testsuite/Makefile.in: Rebuild.
7200 * testsuite/weak_undef_file1.cc: New file.
7201 * testsuite/weak_undef_file2.cc: New file.
7202 * testsuite/weak_undef_test.cc: New file.
7204 2008-04-03 Craig Silverstein <csilvers@google.com>
7206 * compressed_output.h (class Output_compressed_section): Use
7208 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7210 (zlib_compressed_suffix): Removed.
7211 (Output_compressed_section::set_final_data_size): Use unsigned
7213 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7214 Fix linker invocation.
7215 (flagstest_o_specialfile_and_compress_debug_sections):
7217 * testsuite/Makefile.in: Regenerated.
7219 2008-04-02 David S. Miller <davem@davemloft.net>
7221 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7222 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7224 2008-04-02 Craig Silverstein <csilvers@google.com>
7228 2008-04-02 Ian Lance Taylor <iant@google.com>
7230 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7231 parameters. Update for new key type to views_. Change all
7233 (File_read::read): Adjust for byteshift in returned view.
7234 (File_read::add_view): New function, broken out of
7236 (File_read::make_view): New function, broken out of
7238 (File_read::find_or_make_view): Add offset and aligned
7239 parameters. Rewrite accordingly. Change all callers.
7240 (File_read::get_view): Add offset and aligned parameters. Adjust
7241 for byteshift in return value.
7242 (File_read::get_lasting_view): Likewise.
7243 * fileread.h (class File_read): Update declarations.
7244 (class File_read::View): Add byteshift_ field. Add byteshift to
7245 constructor. Add byteshift method.
7246 * archive.h (Archive::clear_uncached_views): New function.
7247 (Archive::get_view): Add aligned parameter. Change all callers.
7248 * object.h (Object::get_view): Add aligned parameter. Change all
7250 (Object::get_lasting_view): Likewise.
7252 * fileread.cc (File_read::release): Don't call clear_views if
7253 there are multiple objects.
7254 * fileread.h (File_read::clear_uncached_views): New function.
7255 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7258 2008-03-31 Cary Coutant <ccoutant@google.com>
7260 Add thin archive support.
7261 * archive.cc (Archive::armagt): New const.
7262 (Archive::setup): Remove task parameter and calls to unlock.
7263 (Archive::unlock_nested_archives): New function.
7264 (Archive::read_header): Add nested_off parameter. Change
7266 (Archive::interpret_header): Likewise.
7267 (Archive::include_all_members): Change to handle thin
7269 (Archive::include_member): Likewise.
7270 * archive.h (Archive::Archive): Add new parameters and
7272 (Archive::armagt): New const.
7273 (Archive::setup): Remove task parameter.
7274 (Archive::unlock_nested_archives): New function.
7275 (Archive::read_header): Add nested_off parameter.
7276 (Archive::interpret_header): Likewise.
7277 (Archive::Nested_archive_table): New typedef.
7278 (Archive::is_thin_archive_): New field.
7279 (Archive::nested_archives_): New field.
7280 (Archive::options_): New field.
7281 (Archive::dirpath_): New field.
7282 (Archive::task_): New field.
7283 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7284 for thin archives. Pass additional parameters to
7285 Archive::Archive. Unlock the archive file after calling
7288 2008-03-29 Ian Lance Taylor <iant@google.com>
7290 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7291 version symbol to be local.
7292 * testsuite/ver_test_4.sh: New file.
7293 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7294 (check_DATA): Add ver_test_4.syms.
7295 (ver_test_4.syms): New target.
7296 * testsuite/Makefile.in: Rebuild.
7299 (Output_section::Input_section_sort_entry::has_priority): New
7301 (Output_section::Input_section_sort_entry::match_file_name): New
7303 (Output_section::Input_section_sort_entry::match_section_name):
7305 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7307 (Output_section::Input_section_sort_entry::match_section_file):
7309 (Output_section::Input_section_sort_compare::operator()): Rewrite
7310 using new Input_section_sort_entry functions. Sort crtbegin and
7311 crtend first. Sort sections with no priority before sections with
7313 * testsuite/initpri1.c (d3): Check j != 4.
7314 (cd5): New constructor/destructor function.
7315 (main): Check j != 2.
7317 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7318 new symbol when resolving, don't call set_is_default.
7319 * testsuite/ver_test_7.cc: New file.
7320 * testsuite/ver_test_7.sh: New file.
7321 * testsuite/Makefile.am (ver_test_7.so): New target.
7322 (ver_test_7.o): New target.
7323 (check_SCRIPTS): Add ver_test_7.sh.
7324 (check_DATA): Add ver_test_7.syms.
7325 (ver_test_7.syms): New target.
7327 2008-03-28 Ian Lance Taylor <iant@google.com>
7329 * layout.cc (Layout::layout): If we see an input section with a
7330 name that needs sorting, set the must_sort flag for the output
7332 (Layout::make_output_section): If the name of the output section
7333 indicates that it might require sorting, set the may_sort flag.
7334 * output.h (Output_section::may_sort_attached_input_sections): New
7336 (Output_section::set_may_sort_attached_input_sections): New
7338 (Output_section::must_sort_attached_input_sections): New
7340 (Output_section::set_must_sort_attached_input_sections): New
7342 (class Output_section): Declare Input_section_sort_entry. Define
7343 Input_section_sort_compare. Declare
7344 sort_attached_input_sections. Add new fields:
7345 may_sort_attached_input_sections_,
7346 must_sort_attached_input_sections_,
7347 attached_input_sections_are_sorted_.
7348 * output.cc (Output_section::Output_section): Initialize new
7350 (Output_section::add_input_section): Add an entry to
7351 input_sections_ if may_sort or must_sort are true.
7352 (Output_section::set_final_data_size): Call
7353 sort_attached_input_sections if necessary.
7354 (Output_section::Input_section_sort_entry): Define new class.
7355 (Output_section::Input_section_sort_compare::operator()): New
7357 (Output_section::sort_attached_input_sections): New function.
7358 * configure.ac: Check whether the compiler supports constructor
7359 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7360 * testsuite/initpri1.c: New file.
7361 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7362 CONSTRUCTOR_PRIORITY.
7363 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7364 (initpri1_LDFLAGS): New variable.
7365 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7367 2008-03-27 Ian Lance Taylor <iant@google.com>
7369 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7370 * testsuite/common_test_1.c: New file.
7371 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7372 (common_test_1_SOURCES): New variable.
7373 (common_test_1_DEPENDENCIES): New variable.
7374 (common_test_1_LDFLAGS): New variable.
7376 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7377 and commons_ correctly when NAME/VERSION does not override
7379 * testsuite/ver_test_6.c: New file.
7380 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7381 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7382 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7384 2008-03-26 Ian Lance Taylor <iant@google.com>
7386 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7387 of an undefined symbol from a version script.
7388 * testsuite/Makefile.am (ver_test_5.so): New target.
7389 (ver_test_5.o): New target.
7390 (check_SCRIPTS): Add ver_test_5.sh.
7391 (check_DATA): Add ver_test_5.syms.
7392 (ver_test_5.syms): New target.
7393 * testsuite/ver_test_5.cc: New file.
7394 * testsuite/ver_test_5.script: New file.
7395 * testsuite/ver_test_5.sh: New file.
7396 * Makefile.in, testsuite/Makefile.in: Rebuild.
7399 Fix problems building gold with gcc 4.3.0.
7400 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7401 (gold_error_at_location, gold_warning_at_location): Use it.
7402 * configure.ac: Check whether we can compile and use a template
7403 function with a printf attribute.
7404 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7405 when jumping over bytes.
7406 * object.cc: Instantiate Object::read_section_data.
7407 * debug.h: Include <cstring>
7408 * dwarf_reader.cc: Include <algorithm>
7409 * main.cc: Include <cstring>.
7410 * options.cc: Include <cstring>.
7411 * output.cc: Include <cstring>.
7412 * script.cc: Include <cstring>.
7413 * script.h: Include <string>.
7414 * symtab.cc: Include <cstring> and <algorithm>.
7415 * target-select.cc: Include <cstring>.
7416 * version.cc: Include <string>.
7417 * testsuite/testmain.cc: Include <cstdlib>.
7418 * configure, config.in: Rebuild.
7420 2008-03-25 Ian Lance Taylor <iant@google.com>
7422 * options.cc: Include "../bfd/bfdver.h".
7423 (options::help): Print bug reporting address.
7425 * version.cc (print_version): Adjust output for current value of
7430 * options.cc (options::help): Print list of supported targets.
7431 * target-select.h: Include <vector>.
7432 (class Target_selector): Make machine_, size_, and is_big_endian_
7433 fields const. Add bfd_name_ and instantiated_target_ fields.
7434 (Target_selector::Target_selector): Add bfd_name parameter.
7435 (Target_selector::recognize): Make non-virtual, call
7437 (Target_selector::recognize_by_name): Make non-virtual, call
7438 do_recognize_by_name.
7439 (Target_selector::supported_names): New function.
7440 (Target_selector::bfd_name): New function.
7441 (Target_selector::do_instantiate_target): New pure virtual
7443 (Target_selector::do_recognize): New virtual function.
7444 (Target_selector::do_recognize_by_name): New virtual function.
7445 (Target_selector::instantiate_target): New private function.
7446 (supported_target_names): Declare.
7447 * target-select.cc (Target_selector::Target_selector): Update for
7448 new parameter and fields.
7449 (select_target_by_name): Check that the name matches before
7450 calling recognize_by_name.
7451 (supported_target_names): New function.
7452 * i386.cc (class Target_selector_i386): Update Target_selector
7453 constructor call. Remove recognize and recognize_by_name. Add
7454 do_instantiate_target.
7455 * x86_64.cc (class Target_selector_x86_64): Likewise.
7456 * testsuite/testfile.cc (class Target_selector_test): Update for
7457 changes to Target_selector.
7459 * README: Rewrite, with some notes on unsupported features.
7461 2008-03-24 Cary Coutant <ccoutant@google.com>
7463 * i386.cc (Target_i386::Got_type): New enum declaration.
7464 (Target_i386::Scan::local): Updated callers of Output_data_got
7466 (Target_i386::Scan::global): Likewise.
7467 (Target_i386::Relocate::relocate): Likewise.
7468 (Target_i386::Relocate::relocate_tls): Likewise.
7469 * object.h (Got_offset_list): New class.
7470 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7471 (Sized_relobj::local_got_offset): Likewise.
7472 (Sized_relobj::set_local_got_offset): Likewise.
7473 (Sized_relobj::local_has_tls_got_offset): Removed.
7474 (Sized_relobj::local_tls_got_offset): Removed.
7475 (Sized_relobj::set_local_tls_got_offset): Removed.
7476 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7477 * output.cc (Output_data_got::add_global): Added got_type parameter.
7478 (Output_data_got::add_global_with_rel): Likewise.
7479 (Output_data_got::add_global_with_rela): Likewise.
7480 (Output_data_got::add_global_pair_with_rel): New function.
7481 (Output_data_got::add_global_pair_with_rela): New function.
7482 (Output_data_got::add_local): Added got_type parameter.
7483 (Output_data_got::add_local_with_rel): Likewise.
7484 (Output_data_got::add_local_with_rela): Likewise.
7485 (Output_data_got::add_local_pair_with_rel): New function.
7486 (Output_data_got::add_local_pair_with_rela): New function.
7487 (Output_data_got::add_global_tls): Removed.
7488 (Output_data_got::add_global_tls_with_rel): Removed.
7489 (Output_data_got::add_global_tls_with_rela): Removed.
7490 (Output_data_got::add_local_tls): Removed.
7491 (Output_data_got::add_local_tls_with_rel): Removed.
7492 (Output_data_got::add_local_tls_with_rela): Removed.
7493 * output.h (Output_data_got::add_global): Added got_type parameter.
7494 (Output_data_got::add_global_with_rel): Likewise.
7495 (Output_data_got::add_global_with_rela): Likewise.
7496 (Output_data_got::add_global_pair_with_rel): New function.
7497 (Output_data_got::add_global_pair_with_rela): New function.
7498 (Output_data_got::add_local): Added got_type parameter.
7499 (Output_data_got::add_local_with_rel): Likewise.
7500 (Output_data_got::add_local_with_rela): Likewise.
7501 (Output_data_got::add_local_pair_with_rel): New function.
7502 (Output_data_got::add_local_pair_with_rela): New function.
7503 (Output_data_got::add_global_tls): Removed.
7504 (Output_data_got::add_global_tls_with_rel): Removed.
7505 (Output_data_got::add_global_tls_with_rela): Removed.
7506 (Output_data_got::add_local_tls): Removed.
7507 (Output_data_got::add_local_tls_with_rel): Removed.
7508 (Output_data_got::add_local_tls_with_rela): Removed.
7509 * resolve.cc (Symbol::override_base_with_special): Removed
7510 reference to has_got_offset_ field.
7511 * symtab.cc (Symbol::init_fields): Replaced initialization
7512 of got_offset_ with got_offsets_. Removed initialization
7514 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7515 (Symbol::got_offset): Likewise.
7516 (Symbol::set_got_offset): Likewise.
7517 (Symbol::has_tls_got_offset): Removed.
7518 (Symbol::tls_got_offset): Removed.
7519 (Symbol::set_tls_got_offset): Removed.
7520 (Symbol::got_offset_): Removed.
7521 (Symbol::tls_mod_got_offset_): Removed.
7522 (Symbol::tls_pair_got_offset_): Removed.
7523 (Symbol::got_offsets_): New field.
7524 (Symbol::has_got_offset): Removed.
7525 (Symbol::has_tls_mod_got_offset): Removed.
7526 (Symbol::has_tls_pair_got_offset): Removed.
7527 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7528 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7530 (Target_x86_64::Scan::global): Likewise.
7531 (Target_x86_64::Relocate::relocate): Likewise.
7532 (Target_x86_64::Relocate::relocate_tls): Likewise.
7534 2008-03-25 Ben Elliston <bje@au.ibm.com>
7536 * yyscript.y: Fix spelling error in comment.
7538 2008-03-24 Ian Lance Taylor <iant@google.com>
7540 * options.h (class General_options): Define build_id option.
7541 * layout.h (class Layout): Declare write_build_id, create_note,
7542 create_build_id. Add build_id_note_ member.
7543 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7544 "libiberty.h", "md5.h", "sha1.h".
7545 (Layout::Layout): Initialize eh_frame_data_,
7546 eh_frame_hdr_section_, and build_id_note_.
7547 (Layout::finalize): Call create_build_id.
7548 (Layout::create_note): New function, broken out of
7549 Layout::create_gold_note.
7550 (Layout::create_gold_note): Call create_note.
7551 (Layout::create_build_id): New function.
7552 (Layout::write_build_id): New function.
7553 (Close_task_runner::run): Call write_build_id.
7555 * x86_64.cc: Correct license to GPLv3.
7557 2008-03-23 Ian Lance Taylor <iant@google.com>
7559 * options.cc: Include "demangle.h".
7560 (parse_optional_string): New function.
7561 (parse_long_option): Handle takes_optional_argument.
7562 (parse_short_option): Update dash_z initializer. Handle
7563 takes_optional_argument.
7564 (General_options::General_options): Initialize do_demangle_.
7565 (General_options::finalize): Set do_demangle_. Handle demangling
7567 * options.h (parse_optional_string): Declare.
7568 (struct One_option): Add optional_arg field. Update constructor.
7569 Update call constructor calls. Add takes_optional_argument
7571 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7572 (DEFINE_optional_string): Define.
7573 (General_options::demangle): Change from DEFINE_bool to
7574 DEFINE_optional_string.
7575 (General_options::no_demangle): New function.
7576 (General_options::do_demangle): New function.
7577 (General_options::set_do_demangle): New function.
7578 (General_options::execstack_status_): Move definition to end of
7580 (General_options::static_): Likewise.
7581 (General_options::do_demangle_): New field.
7582 * object.cc (big_endian>::get_symbol_location_info): Call
7583 Options::do_demangle, not Options::demangle.
7584 * symtab.cc (demangle): Likewise.
7586 2008-03-22 Ian Lance Taylor <iant@google.com>
7588 * gold.h: Include <cstddef> and <sys/types.h>
7589 * options.h: Include <cstring>.
7591 2008-03-21 Ian Lance Taylor <iant@google.com>
7593 * Added source code to GNU binutils.