1 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3 * icf.cc (get_section_contents): Check for preemptible functions.
4 Ignore addend when appropriate.
5 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7 (add_from_relobj): Check for section folded.
8 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
9 * symtab.h (should_add_dynsym_entry): Add new parameter.
10 * target-reloc.h (scan_relocs): Check for section folded.
11 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
12 Check reloc types for function pointers in shared objects.
13 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
15 (icf_preemptible_functions_test): New test case.
16 (icf_string_merge_test): New test case.
17 * testsuite.Makefile.in: Regenerate.
18 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
19 bar_glob. Refactor code.
20 * testsuite/icf_preemptible_functions_test.cc: New file.
21 * testsuite/icf_preemptible_functions_test.sh: New file.
22 * testsuite/icf_string_merge_test.cc: New file.
23 * testsuite/icf_string_merge_test.sh: New file.
24 * testsuite/icf_virtual_function_folding_test.cc: New file.
25 * testsuite/icf_virtual_function_folding_test.sh: New file.
27 2010-04-14 Doug Kwan <dougkwan@google.com>
29 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
30 for local symbol recounting if we remove a section due to ICF.
31 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
32 there are no regular objects in input.
34 2010-04-13 Doug Kwan <dougkwan@google.com>
36 * arm.cc (Arm_input_section::set_final_data_size): Compute
37 accurate final data size instead of using current data size.
39 2010-04-09 Doug Kwan <dougkwan@google.com>
41 * layout.cc (Layout::choose_output_section): Handle script section
43 (Layout::make_output_section_for_script): Add section type parameter.
44 Handle script section types.
45 * layout.h (Layout::make_output_section_for_script): Add section
47 * output.cc (Output_section::Output_section): Initialize data member
49 (Output_section::do_reset_address_and_file_offset): Do not set address
50 to 0 if section is a NOLOAD section.
51 * output.h (Output_section::is_noload): New method.
52 (Output_section::set_is_noload): Ditto.
53 (Output_section::is_noload_): New data member.
54 * script-c.h (Script_section_type): New enum type.
55 (struct Parser_output_section_header): Add new file section_type.
56 * script-sections.cc (Sections_element::output_section_name): Add
57 parameter for returning script section type.
58 (Output_section_definition::output_section_name): Ditto.
59 (Output_section_definition::section_type)P; New method.
60 (Output_section_definiton::script_section_type_name): Ditto.
61 (Output_section_definition::script_section_type_): New data member.
62 (Output_section_definition::Output_section_definition): Initialize
63 data member Output_section_definition::script_section_type_.
64 (Output_section_definition::create_sections): Pass script section type
65 to Layout::make_output_section_for_script.
66 (Output_section_definition::output_section_name): Return script
67 section type to caller.
68 (Output_section_definition::set_section_address): Do not advance
69 dot value and load address if section type is NOLOAD. Set address
70 of NOLOAD sections regardless of section flags.
71 (Output_section_definition::print): Print section type if it is
72 not SCRIPT_SECTION_TYPE_NONE.
73 (Output_section_definition::section_type): New method.
74 (Output_section_definition::script_section_type_name): Ditto.
75 (Script_sections::output_section_name): Add new parameter
76 PSECTION_TYPE for returning script section type. Pass it to
77 section elements. Handle discard sections.
78 (Sort_output_sections::operator()): Handle NOLOAD sections.
79 * script-sections.h (Script_sections::Section_type): New enum type.
80 (Script_sections::output_section_name): Add a new parameter for
81 returning script section type.
82 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
84 * yyscript.y (union): Add new field SECTION_TYPE.
85 (COPY, DSECT, INFO, NOLOAD): New tokens.
86 (opt_address_and_section_type): Change type to output_section_header.
87 (section_type): New non-terminal
88 (section_header): Handle section type.
89 (opt_address_and_section_type): Return section type value.
91 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
93 * testsuite/plugin_common_test_1.c (foo): Add prototype.
94 * testsuite/plugin_common_test_2.c (foo): Likewise.
96 2010-04-08 Doug Kwan <dougkwan@google.com>
98 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
100 * output.cc (Output_section::add_merge_input_section): Simplify
101 code and return status of Output_merge_base::add_input_section.
102 Update merge section map only if Output_merge_base::add_input_section
105 2010-04-07 Doug Kwan <dougkwan@google.com>
107 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
108 if section is marked as containing instructions but has no mapping
110 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
111 correct section index.
112 (Arm_relobj::find_linked_text_section): Ditto.
114 2010-04-07 Cary Coutant <ccoutant@google.com>
116 * archive.cc (include_member): Destroy Read_symbols_data object before
118 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
119 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
120 (Read_symbols_data::~Read_symbols_data) New destructor.
121 (Section_relocs::Section_relocs) New constructor.
122 (Section_relocs::~Section_relocs) New destructor.
123 (Read_relocs_data::Read_relocs_data) New constructor.
124 (Read_relocs_data::~Read_relocs_data) New destructor.
125 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
126 pointers to NULL after deleting.
128 2010-04-07 Doug Kwan <dougkwan@google.com>
130 * arm.cc: Replace "endianity" with "endianness" in comments.
131 (Arm_exidx_cantunwind): Ditto.
132 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
133 (Arm_relobj::merge_flags_and_attributes): New method.
134 (Arm_relobj::merge_flags_and_attributes_): New data member.
135 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
136 (Arm_relobj::scan_sections_for_stubs): Ditto.
137 (Arm_relobj::do_read_symbols): Check to see if we really want to
138 merge processor-specific flags and attributes. Exit early if
139 an object is empty except for section names and the undefined symbol.
140 (Target_arm::do_finalize_sections): Move check for ELF format to
141 Arm_relobj::do_read_symbols. Merge processor specific flags and
142 attributes from a regular object only when we have determined that
143 it is aapropriate. Do not create an .ARM.attributes section in
144 output if there is no regular input object.
145 (Target_arm::merge_processor_specific_flags): Check
146 --warn-mismatch before printing any error.
147 (Target_arm::merge_object_attributes): Ditto.
148 * gold.cc (queue_middle_tasks): Handle the case in which there is
149 no regular object in input.
150 * options.cc (General_options::parse_EB): New method.
151 (General_options::parse_EL): Same.
152 (General_options::General_options): Initialize endianness_.
153 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
155 (General_options::Endianness): New enum.
156 (General_options::endianness): New method.
157 (General_options::endianness_): New data member.
158 * parameters.cc (Parameters::set_options): Check target endianness.
159 (Parameters::set_target_once): Ditto.
160 (Parameters::check_target_endianness): New method.
161 (parameters_force_valid_target): If either -EL or -EB is specified,
162 use it to define endianness of default target.
163 * parameters.h (Parameters::check_target_endianness): New method
165 * target.h (class Target): Change "endianity" to "endianness"
168 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
170 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
171 * configure: Regenerate.
172 * Makefile.in: Regenerate.
173 * testsuite/Makefile.in: Regenerate.
175 2010-04-06 Cary Coutant <ccoutant@google.com>
178 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
179 prevailing definitions of common symbols.
180 * testsuite/plugin_test_6.sh: New test case.
181 * testsuite/plugin_common_test_1.c: New test case.
182 * testsuite/plugin_common_test_2.c: New test case.
183 * testsuite/Makefile.am (plugin_test_6): New test case.
184 * testsuite/Makefile.in: Regenerate.
186 2010-04-06 Nick Clifton <nickc@redhat.com>
188 * po/vi.po: New Vietnamese translation.
190 2010-03-30 Doug Kwan <dougkwan@google.com>
192 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
194 2010-03-25 Doug Kwan <dougkwan@google.com>
196 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
197 to avoid a conversion warning on a 32-bit host.
199 2010-03-24 Ian Lance Taylor <iant@google.com>
201 * testsuite/script_test_3.t: Add a TLS segment.
202 * testsuite/Makefile.am (check_PROGRAMS): Add
203 tls_phdrs_script_test.
204 (tls_phdrs_script_test_SOURCES): Define.
205 (tls_phdrs_script_test_DEPENDENCIES): Define.
206 (tls_phdrs_script_test_LDFLAGS): Define.
207 (tls_phdrs_script_test_LDADD): Define.
208 * testsuite/Makefile.in: Rebuild.
210 2010-03-23 Cary Coutant <ccoutant@google.com>
212 * fileread.cc (find_or_make_view): Fix comment.
214 2010-03-23 Ian Lance Taylor <iant@google.com>
216 * script-sections.cc (class Orphan_section_placement): Define
217 PLACE_TLS and PLACE_TLS_BSS.
218 (Orphan_section_placement::Orphan_section_placement): Initialize
220 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
221 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
222 (tls_script_test_SOURCES): Define.
223 (tls_script_test_DEPENDENCIES): Define.
224 (tls_script_test_LDFLAGS): Define.
225 (tls_script_test_LDADD): Define.
226 * testsuite/Makefile.in: Rebuild.
228 2010-03-22 Doug Kwan <dougkwan@google.com>
230 * arm.cc (Arm_relocate_functions::abs8,
231 Arm_relocate_functions::abs16): Use correct check for overflow
232 specified in the ARM ELF specs.
233 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
234 target of a BLX instruction specially.
235 (Reloc_stub::stub_type_for_reloc): Ditto.
236 (Relocate::relocate): Use symbolic names instead of numeric relocation
237 codes to report error.
238 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
240 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
241 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
242 thumb2_blx_out_of_range.stdout
243 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
244 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
245 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
246 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
247 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
248 thumb2_blx_in_range, thumb2_blx_in_range.o,
249 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
250 thumb2_blx_out_of_range.o): New rules.
251 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
252 thumb2_blx_in_range and thumb2_blx_out_of_range.
253 * testsuite/Makefile.in: Regenerate.
254 * arm_branch_in_range.sh: Add tests for THUMB BLX.
255 * testsuite/thumb_blx_in_range.s: New file.
256 * testsuite/thumb_blx_out_of_range.s: New file.
258 2010-03-22 Rafael Espindola <espindola@google.com>
260 * archive.cc (Should_include): Move to archive.h.
261 (should_include_member): Make it a member of Archive.
263 (Add_lib_group_symbols): New.
264 * archive.h: Include options.h.
265 (Archive_member): Moved from Archive.
266 (Should_include): Moved from archive.cc.
268 (Add_lib_group_symbols): New.
269 * dynobj.cc (do_should_include_member): New.
270 * dynobj.h (do_should_include_member): New.
271 * gold.cc (queue_initial_tasks): Update call to queue.
272 * main.cc (main): Print lib group stats.
273 * object.cc (do_should_include_member): New.
274 * object.h: Include archive.h.
275 (Object::should_include_member): New.
276 (Object::do_should_include_member): New.
277 (Sized_relobj::do_should_include_member): New.
278 * options.cc (General_options::parse_start_lib): New.
279 (General_options::parse_end_lib): New.
280 (Input_arguments::add_file): Handle lib groups.
281 (Input_arguments::start_group): Check we are not in a lib.
282 (Input_arguments::start_lib): New.
283 (Input_arguments::end_lib): New.
284 * options.h (General_options): Add start_lib and end_lib.
285 (Input_argument::lib_): New.
286 (Input_argument::lib): New.
287 (Input_argument::is_lib): New.
288 (Input_file_lib): New.
289 (Input_arguments::in_lib_): New.
290 (Input_arguments::in_lib): New.
291 (Input_arguments::start_lib): New.
292 (Input_arguments::end_lib_): New.
293 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
294 in unused members as preempted.
295 (Sized_pluginobj::do_should_include_member): New.
296 * plugin.h (Sized_pluginobj::do_should_include_member): New.
297 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
299 (Read_symbols::do_whole_lib_group): New.
300 (Read_symbols::do_lib_group): New.
301 (Read_symbols::do_read_symbols): Handle lib groups.
302 (Read_symbols::get_name): Handle lib groups.
303 * readsyms.h (Read_symbols): Add an archive member pointer.
304 (Read_symbols::do_whole_lib_group): New.
305 (Read_symbols::do_lib_group): New.
306 (Read_symbols::member_): New.
307 * script.cc (read_input_script): Update call to queue_soon.
309 2010-03-19 Doug Kwan <dougkwan@google.com>
311 * arm.cc (Stub_table::Stub_table): Initialize new data members
312 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
313 (Stub_table::add_reloc_stub): Assign stub offset and update
314 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
315 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
317 (Stub_table::update_data_size_and_addralign): Use
318 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
319 instead of going over all reloc stubs.
320 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
321 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
322 Stringpool_template::offset_ to size of Stringpool_char.
323 (Stringpool_template::new_key_offset): Remove code to initialize
324 Stringpool_template::offset_.
325 * stringpool.h (Stringpool_template::set_no_zero_null): Set
326 Stringpool_template::offset_ to zero.
328 2010-03-15 Doug Kwan <dougkwan@google.com>
330 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
332 (Stringpool_template::new_key_offset): New method.
333 (Stringpool_template::add_string): Assign offsets when adding new
335 (Stringpool_template::set_string_offsets): Do not set string offsets
337 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
339 (Chunked_vector::clear): Clear size_.
340 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
341 (Chunked_vector::size): Return size_.
342 (Chunked_vector::push_back): Use size_ to find insert position.
343 (Chunked_vector::size_): New data member.
344 (Stringpool_template::set_no_zero_null): Assert string set is empty.
345 (Stringpool_template::new_key_offset): New method declaration.
346 (Stringpool_template::offset_): New data member.
348 2010-03-15 Rafael Espindola <espindola@google.com>
350 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
351 Add_symbols' constructor.
352 * readsyms.h (Add_symbols): Remove the input_group member.
354 2010-03-10 Ian Lance Taylor <iant@google.com>
356 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
357 target to ask whether a reference to a symbol requires a stack
359 * target.h (Target::is_call_to_non_split): New function.
360 (Target::do_is_call_to_non_split): Declare virtual function.
361 * target.cc: Include "symtab.h".
362 (Target::do_is_call_to_non_split): New function.
363 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
365 2010-03-10 Cary Coutant <ccoutant@google.com>
367 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
368 (File_read::open[1]): Remove initial mapping of whole_file_view_.
369 (File_read::open[2]): Add whole_file_view_ to list of views.
370 (File_read::make_view): Remove test of whole_file_view_.
371 (File_read::find_or_make_view): Create whole_file_view_ if
373 (File_read::clear_views): Replace bool parameter with enum;
374 adjust all callers. Don't delete views with permanent data;
375 do delete cached views and views from archives if
376 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
377 if clearing the corresponding view.
378 * fileread.h (File_read::Clear_views_mode): New enum.
379 (File_read::View::is_permanent_view): New method.
380 (File_read::clear_views): Replace bool parameter
381 with enum; adjust all callers.
382 * options.h (General_options): Change keep_files_mapped option;
384 * readsyms.cc (Add_symbols::run): Delete sd_ object before
386 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
389 2010-03-10 David S. Miller <davem@davemloft.net>
391 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
393 2010-03-09 Sriraman Tallam <tmsriram@google.com>
395 * icf.cc (get_section_contents): Add '@' marker after processing the
398 2010-03-08 Doug Kwan <dougkwan@google.com>
400 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
401 due to a conversion warning.
402 (Arm_relobj::update_output_local_symbol_count): Check for local
403 symbol with unset output index.
405 2010-03-05 Ian Lance Taylor <iant@google.com>
407 * options.h (class General_options): Add --spare-dynamic-tags.
408 * output.cc (Output_data_dynamic::set_final_data_size): Implement
409 --spare-dynamic-tags.
411 2010-03-05 Ian Lance Taylor <iant@google.com>
413 * incremental.cc: Include "libiberty.h".
415 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
417 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
418 function, is_info_ member.
419 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
420 (Versions::Versions): Update caller.
421 (Versions::define_base_version): Likewise.
422 (Versions::add_def): Likewise.
424 2010-03-03 Sriraman Tallam <tmsriram@google.com>
426 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
427 (Scan::possible_function_pointer_reloc): New function.
428 (Scan::local_reloc_may_be_function_pointer): Change to call
429 possible_function_pointer_reloc.
430 (Scan::global_reloc_may_be_function_pointer): Ditto.
431 * icf.h (Icf::check_section_for_function_pointers): Change to reject
432 relocations in ".data.rel.ro._ZTV" section.
433 * testsuite/icf_safe_so_test.sh: Change to pass i386.
434 * testsuite/icf_safe_so_test.cc: Ditto.
435 * testsuite/icf_safe_test.cc: Ditto.
436 * testsuite/icf_safe_test.sh: Ditto.
438 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
439 Ian Lance Taylor <iant@google.com>
441 * target-reloc.h (relocate_section): Check the symbol table index
442 for -1U before setting the local symbol index.
443 (scan_relocatable_relocs): If copying the relocation, record that
444 the local symbol is required.
445 * object.h (Symbol_value::is_output_symtab_index_set): New
447 (Symbol_value::may_be_discarded_from_output_symtab): New
449 (Symbol_value::has_output_symtab_entry): New function.
450 (Symbol_value::needs_output_symtab_entry): Remove.
451 (Symbol_value::output_symtab_index): Make sure the symbol index is
453 (Symbol_value::set_output_symtab_index): Make sure the symbol
454 index is not set. Make sure the new index is valid.
455 (Symbol_value::set_must_have_output_symtab_entry): New function.
456 (Symbol_value::has_output_dynsym_entry): New function.
457 (Symbol_value::set_output_dynsym_index): Make sure the new index
459 (Sized_relobj::set_must_have_output_symtab_entry): New function.
460 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
461 local symbol if permitted.
462 (Sized_relobj::do_finalize_local_symbols): Call
463 is_output_symtab_index_set rather than needs_output_symtab_entry.
464 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
465 rather than needs_output_symtab_entry. Call
466 has_output_dynsym_entry rather than needs_output_dynsym_entry.
467 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
468 is_output_symtab_index_set rather than needs_output_symtab_entry.
469 * testsuite/discard_locals_relocatable_test.c: New file.
470 * testsuite/discard_locals_test.sh: Test -r.
471 * testsuite/Makefile.am (check_DATA): Add
472 discard_locals_relocatable_test1.syms,
473 discard_local_relocatable_test2.syms.
474 (MOSTLYCLEANFILES): Likewise. Also add
475 discard_locals_relocatable_test1.lout and
476 discard_locals_relocatable_test2.out.
477 (discard_locals_relocatable_test1.syms): New target.
478 (discard_locals_relocatable_test.o): New target.
479 (discard_locals_relocatable_test1.out): New target.
480 (discard_locals_relocatable_test2.syms): New target.
481 (discard_locals_relocatable_test2.out): New target.
482 (various): Add missing ../ld-new dependencies.
483 * testsuite/Makefile.in: Rebuild.
485 2010-03-03 Nick Clifton <nickc@redhat.com>
487 * po/fi.po: New Finnish translation.
489 2010-03-01 Doug Kwan <dougkwan@google.com>
491 * layout.cc (Layout::Layout): Force section types of .init_array*,
492 .preinit_array* and .fini_array* sections.
493 * output.cc (Output_section::Input_section_sort_entry::has_priority):
494 Fix check of return value of std::string::find.().
495 (Output_section::Input_section_sort_compare::operator()): Remove
496 comment about .init_array.
497 (Output_section::Input_section_sort_init_fini_compare::operator()):
499 (Output_section::sort_attached_input_sections): Handle .init_array
500 and .fini_array specially.
501 * output.h (Output_section::Inut_section_sort_compare): Update
503 (Output_section::Input_section_sort_init_fini_compare): New struct.
505 2010-02-26 Doug Kwan <dougkwan@google.com>
507 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
508 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
509 * testsuite/debug_msg.sh: Avoid matching source line number for
510 use of global variable undef_int.
512 2010-02-26 Doug Kwan <dougkwan@google.com>
514 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
515 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
516 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
517 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
518 * options.cc (General_options::General_options): Initialize member
520 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
521 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
522 and rm_no_fix_v4bx.stdout
523 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
524 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
525 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
526 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
528 * Makefile.in: Regenerate.
529 * testsuite/arm_fix_v4bx.s: New file.
530 * testsuite/arm_fix_v4bx.sh: Ditto.
532 2010-02-24 Doug Kwan <dougkwan@google.com>
534 * arm.cc (Target_arm::got_section): Make the .got section the first
535 non RELRO section in the data segment.
536 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
537 suffixes of section names.
539 2010-02-24 Doug Kwan <dougkwan@google.com>
541 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
542 flags and attributes merging if an input file is a binary file.
543 * fileread.cc (Input_file::open): Record format of original file.
544 * fileread.h (Input_file::Format): New enum type.
545 (Input_file::Input_file): Initialize data member format_.
546 (Input_file::format): New method definition.
547 (Input_file::format_):: New data member.
549 2010-02-24 Doug Kwan <dougkwan@google.com>
551 * arm.cc (Arm_output_data_got): New class.
552 (ARM_TCB_SIZE): New constant
553 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
554 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
555 If user uses a script with a SECTIONS clause, issue only a warning
556 for a misplaced EXIDX input section. Otherwise, issue an error.
557 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
559 (Target_arm::got_mode_index_entry): Handle static linking.
560 (Target_arm::Scan::local): Ditto.
561 (Target_arm::Scan::global): Ditto.
562 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
563 all incorrectly implemented relocations.
564 (Target_arm::fix_exidx_coverage): Pass layout to
565 Arm_output_section::fix_exidx_coverage.
566 * layout.cc (Layout::section_name_mapping): Remove trailing dots
567 from ".ARM.exidx." and ".ARM.extab.".
569 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
571 * arm.cc (Target_arm::do_finalize_sections): Create attribute
572 section if it does not already exist.
573 * attributes.cc (Attributes_section_data::Attributes_section_data):
574 Don't crash if size is zero.
576 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
577 Ian Lance Taylor <iant@google.com>
579 * gold.cc (queue_middle_tasks): If no input files were opened,
581 * workqueue.h (Task_function::Task_function): Assert that there is
584 2010-02-22 Doug Kwan <dougkwan@google.com>
586 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
587 * icf.cc (get_section_contents): Cast snprintf arguments to long long
588 types to avoid warnings due to different uint64_t implementations
591 2010-02-21 Doug Kwan <dougkwan@google.com>
593 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
594 handling of the maximum backward branch offset.
595 (Arm_relocate_functions::thumb_branch_common): Ditto.
596 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
597 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
598 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
599 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
600 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
601 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
602 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
603 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
604 thumb_bl_out_of_range thumb_bl_out_of_range.o,
605 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
606 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
607 thumb2_bl_out_of_range.o): New rules.
608 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
609 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
610 thumb2_bl_out_of_range
611 * testsuite/Makefile.in: Regenerate.
612 * testsuite/arm_bl_in_range.s: New file.
613 * testsuite/arm_bl_out_of_range.s: Ditto.
614 * testsuite/arm_branch_in_range.sh: Ditto.
615 * testsuite/arm_branch_range.t: Ditto.
616 * testsuite/thumb2_branch_range.t: Ditto.
617 * testsuite/thumb_bl_in_range.s: Ditto.
618 * testsuite/thumb_bl_out_of_range.s: Ditto.
619 * testsuite/thumb_branch_range.t: Ditto.
621 2010-02-20 Sriraman Tallam <tmsriram@google.com>
623 * gc.h (gc_process_relocs): Change vectors to point to the new list.
624 Add reloc offset information.
625 * icf.cc (get_section_contents): Change iterators to point to the new
626 vectors. Add reloc offset information to the contents.
627 * icf.h (Icf::Sections_reachable_info): New typedef.
628 (Icf::Sections_reachable_list): New typedef.
629 (Icf::Offset_info): New typedef.
630 (Icf::Reloc_info): New struct typedef.
631 (Icf::Reloc_info_list): New typedef.
632 (Icf::symbol_reloc_list): Delete method.
633 (Icf::addend_reloc_list): Delete method.
634 (Icf::section_reloc_list): Delete method.
635 (Icf::reloc_info_list): New method.
636 (Icf::reloc_info_list_): New member.
638 2010-02-19 Doug Kwan <dougkwan@google.com>
640 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
641 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
642 * arm.cc (Arm_relocation_functions): New forward declaration.
643 (Target_arm::Target_arm): Initialize new data members
644 got_mod_index_offset_ and tls_base_symbol_defined_.
645 (Target_arm::Relocate::relocate_tls): New method.
646 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
647 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
649 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
650 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
651 (Target_arm::got_mod_index_offset_,
652 Target_arm::tls_base_symbol_defined_): New data members.
653 (Target_arm::Scan::local, Target::Scan::global,
654 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
657 2010-02-18 Doug Kwan <dougkwan@google.com>
659 * arm.cc (Arm_relobj::find_linked_text_section): New method.
660 (Arm_relobj::make_exidx_input_section): Pass section index of linked
661 text section as a parameter becuase some broken tools may not set
662 the link in section header.
663 (Target_arm::has_got_section): New method.
664 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
665 without any mapping symbol as data only. Remove warning.
666 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
667 link in its section header, try to discover the link by inspecting the
668 REL31 relocation at the beginning of the section.
669 (Target_arm::Scan::check_non_pic): Report name of offending relocation
671 (Target_arm::Scan::global): Treat any reference to the symbol
672 _GLOBAL_OFFSET_TABLE_ as a GOT access.
674 2010-02-12 Sriraman Tallam <tmsriram@google.com>
676 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
677 (Scan::global_reloc_may_be_function_pointer): New function.
678 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
679 (Scan::global_reloc_may_be_function_pointer): New function.
680 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
681 (Scan::global_reloc_may_be_function_pointer): New function.
682 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
683 (Scan::global_reloc_may_be_function_pointer): New function.
684 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
685 (Scan::global_reloc_may_be_function_pointer): New function.
686 (Scan::possible_function_pointer_reloc): New function.
687 (Target_x86_64::can_check_for_function_pointers): New function.
688 * gc.h (gc_process_relocs): Scan relocation types to determine if
689 function pointers were taken for targets that support it.
690 * icf.cc (Icf::find_identical_sections): Include functions for
691 folding in safe ICF whose pointer is not taken.
692 * icf.h (Secn_fptr_taken_set): New typedef.
693 (fptr_section_id_): New member.
694 (section_has_function_pointers): New function.
695 (set_section_has_function_pointers): New function.
696 (check_section_for_function_pointers): New function.
697 * options.h: Fix comment for safe ICF option.
698 * target.h (can_check_for_function_pointers): New function.
699 * testsuite/Makefile.am: Add icf_safe_so_test test case.
700 Modify icf_safe_test for X86-64.
701 * testsuite/Makefile.in: Regenerate.
702 * testsuite/icf_safe_so_test.cc: New file.
703 * testsuite/icf_safe_so_test.sh: New file.
704 * testsuite/icf_safe_test.cc (kept_func_3): New function.
705 (main): Change to take pointer to function kept_func_3.
706 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
707 folding is done correctly for X86-64.
709 2010-02-12 David S. Miller <davem@davemloft.net>
711 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
712 is_symbolless parameter.
713 (Output_reloc<SHT_REL>::is_symbolless): New.
714 (Output_reloc<SHT_REL>::is_symbolless_): New.
715 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
716 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
717 (Output_reloc<SHT_RELA>::is_symbolless): New.
718 (Output_data_reloc::add_global): Handle is_symbolless.
719 (Output_data_reloc::add_global_relative): Likewise.
720 (Output_data_reloc::add_local): Likewise.
721 (Output_data_reloc::add_local_relative): Likewise.
722 (Output_data_reloc::add_symbolless_global_addend): New.
723 (Output_data_reloc::add_symbolless_local_addend): New.
724 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
726 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
727 instead of ->is_relative_
728 (Output_reloc::write): Likewise.
729 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
730 (Output_reloc::write_rel): Simplify.
732 * sparc.cc (Target_sparc::Scan::local): Use
733 ->add_symbolless_local_addend as needed.
734 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
735 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
736 based upon relocation offset.
738 2010-02-11 Doug Kwan <dougkwan@google.com>
740 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
741 (Target_arm::Scan::global): Ditto. Also remove a comment before the
742 beginning of function.
743 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
744 and MOVT_ABS relocations. Those are non issued in scanning. Fix
745 parameter is_32bit in calls to should_apply_static_reloc.
746 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
747 (check_DATA): Add arm_abs_global.stdout.
748 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
749 arm_abs_global.stdout): New rules.
750 (MOSTLLYCLEANFILES): Add arm_abs_global
751 * Makefile.in: Regenerate.
752 * testsuite/arm_abs_global.s: New file.
753 * testsuite/arm_abs_global.sh: Ditto.
754 * testsuite/arm_abs_lib.s: Ditto.
756 2010-02-11 Ian Lance Taylor <iant@google.com>
758 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
760 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
761 Allocate_commons_task first.
762 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
763 task, rather than symtab_lock_.
764 (Gc_process_relocs::~Gc_process_relocs): New function.
765 (Gc_process_relocs::is_runnable): Check this_blocker_.
766 (Gc_process_relocs::locks): Use next_blocker_ rather than
768 (Scan_relocs::~Scan_relocs): New function.
769 (Scan_relocs::is_runnable): Check this_blocker_ rather than
771 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
773 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
774 fields. Add this_blocker_ and next_blocker_ fields. Adjust
775 constructor accordingly.
776 (class Gc_process_relocs): Likewise.
777 (class Scan_relocs): Likewise.
778 * common.h (class Allocate_commons_task): Remove symtab_lock_
779 field, and corresponding constructor parameter.
780 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
782 (Allocate_commons_task::locks): Likewise.
784 2010-02-11 Ian Lance Taylor <iant@google.com>
786 * gold-threads.h (class Once): Define.
787 (class Initialize_lock): Rewrite as child of Once.
788 * gold-threads.cc (class Once_initialize): Define.
789 (once_pointer_control): New static variable.
790 (once_pointer, once_arg): New static variables.
791 (c_run_once): New static function.
792 (Once::Once, Once::run_once, Once::internal_run): New functions.
793 (class Initialize_lock_once): Remove.
794 (initialize_lock_control): Remove.
795 (initialize_lock_pointer): Remove.
796 (initialize_lock_once): Remove.
797 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
798 (Initialize_lock::initialize): Rewrite.
799 (Initialize_lock::do_run_once): New function.
800 * archive.cc (Archive::interpret_header): Only clear name if it is
802 * fileread.cc: Include "gold-threads.h"
803 (file_counts_lock): New static variable.
804 (file_counts_initialize_lock): Likewise.
805 (File_read::release): Only increment counts when using --stats.
806 Use a lock around the increment.
807 * parameters.cc (class Set_parameters_target_once): Define.
808 (set_parameters_target_once): New static variable.
809 (Parameters::Parameters): Move here from parameters.h.
810 (Parameters::set_target): Rewrite.
811 (Parameters::set_target_once): New function.
812 (Parameters::clear_target): Move here and rewrite.
813 * parameters.h (class Parameters): Update declarations. Add
814 set_parameters_target_once_ field.
815 (Parameters::Parameters): Move to parameters.cc.
816 (Parameters::clear_target): Likewise.
817 * readsyms.cc (Read_symbols::do_group): Create a Start_group
819 (Start_group::~Start_group): New function.
820 (Start_group::is_runnable): New function.
821 (Start_group::locks, Start_group::run): New functions.
822 (Finish_group::run): Change saw_undefined to size_t.
823 * readsyms.h (class Start_group): Define.
824 (class Finish_group): Change saw_undefined_ field to size_t.
825 (Finish_group::Finish_group): Remove saw_undefined and
826 this_blocker parameters. Change all callers.
827 (Finish_group::set_saw_undefined): New function.
828 (Finish_group::set_blocker): New function.
829 * symtab.h (class Symbol_table): Change saw_undefined to return
830 size_t. Change saw_undefined_ field to size_t.
831 * target-select.cc (Set_target_once::do_run_once): New function.
832 (Target_selector::Target_selector): Initialize set_target_once_
833 field. Don't initialize lock_ and initialize_lock_ fields.
834 (Target_selector::instantiate_target): Rewrite.
835 (Target_selector::set_target): New function.
836 * target-select.h (class Set_target_once): Define.
837 (class Target_selector): Update declarations. Make
838 Set_target_once a friend. Remove lock_ and initialize_lock_
839 fields. Add set_target_once_ field.
841 2010-02-10 Ian Lance Taylor <iant@google.com>
843 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
845 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
846 (queue_middle_tasks): Add all blockers before queueing any tasks.
847 (queue_final_tasks): Likewise.
848 * token.h (Task_token::add_blockers): New function.
849 * object.h (Input_objects::number_of_relobjs): New function.
851 2010-02-10 Ian Lance Taylor <iant@google.com>
853 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
854 shared, not if not position independent.
855 * x86_64.cc (Relocate::relocate_tls): Likewise.
856 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
857 (tls_pie_pic_test): New target.
858 * testsuite/Makefile.in: Rebuild.
860 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
861 (tls_test_main_pie.o, tls_test_pie.o): New targets.
862 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
863 * testsuite/Makefile.in: Rebuild.
865 2010-02-09 David S. Miller <davem@davemloft.net>
867 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
868 R_SPARC_RELATIVE using ->add_local_relative().
869 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
871 * output.h (Output_data_dynamic::add_section_size): New method
872 that takes two Output_data objects.
873 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
874 entry param. Handle it in initializers.
875 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
876 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
877 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
879 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
880 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
881 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
882 for dynrel_includes_plt.
883 * i386.cc (Target_i386::do_finalize_sections): Likewise.
884 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
885 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
887 (Target_sparc::do_finalize_sections): Update to pass true for
889 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
890 output before .rela.plt
891 (Target_powerpc::do_finalize_sections): Update to pass true for
892 dynrel_includes_plt when 32-bit.
894 2010-02-08 Doug Kwan <dougkwan@google.com>
896 * arm.cc (Arm_relobj::simple_input_section_output_address): New
898 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
899 Arm_relobj::scan_section_for_cortex_a8_stubs,
900 Arm_relobj::do_relocation_section): Instead of calling
901 Output_section::output_address, use faster
902 Arm_relobj::simple_input_section_output_address.
904 2010-02-08 David S. Miller <davem@davemloft.net>
906 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
907 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
908 relocation helper function.
910 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
911 just like R_SPARC_GOT{10,13,22}.
912 (Target_sparc::Scan::local): Likewise.
913 (Target_sparc::Relocate:relocate): Likewise.
915 2010-02-06 Ian Lance Taylor <iant@google.com>
917 * configure.ac: Rewrite targetobjs duplicate removal code to use
918 only shell constructs.
919 * configure: Rebuild.
921 2010-02-05 Doug Kwan <dougkwan@google.com>
924 * arm.cc (Arm_relobj::section_is_scannable): New method.
925 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
926 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
928 2010-02-04 Doug Kwan <dougkwan@google.com>
931 * arm-reloc-property.cc (cstdio): Include.
932 * configure.ac (targetobjs): Remove duplicates.
933 * configure: Regenerate.
934 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
935 big and little endian version for a given address size.
937 2010-02-03 Doug Kwan <dougkwan@google.com>
939 * arm-reloc-property.cc
940 (Arm_reloc_property_table::reloc_name_in_error_message): New method
942 * arm-reloc-property.h
943 (Arm_reloc_property_table::get_implemented_static_reloc_property):
944 New method definition.
945 (Arm_reloc_property_table::reloc_name_in_error_message): New method
947 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
949 (GOT_PREL): Change implemented to Y.
950 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
951 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
952 (Arm_relocate_functions::movw_abs_nc): Remove method.
953 (Arm_relocate_functions::movt_abs): Ditto.
954 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
955 (Arm_relocate_functions::thm_movt_abs): Ditto.
956 (Arm_relocate_functions::movw_rel_nc): Ditto.
957 (Arm_relocate_functions::movw_rel): Ditto.
958 (Arm_relocate_functions::movt_rel): Ditto.
959 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
960 (Arm_relocate_functions:thm_movw_rel): Ditto.
961 (Arm_relocate_functions:thm_movt_rel): Ditto.
962 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
963 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
964 New method definitions.
965 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
966 (Arm_relocation_functions::arm_grp_ldr): Ditto.
967 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
968 (Arm_relocation_functions::arm_grp_ldc): Ditto.
969 (Target_arm::Relocate::relocate): Check for non-static or
970 unimplemented relocation code and exit early. Change calls to
971 Target_arm::reloc_uses_thumb_bit and
972 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
973 instead. Refactor code to handle similar relocations to increase
974 code sharing. Remove check for unsupported relocation code in switch
976 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
977 relocation property table to find out size. Change error message to
978 print out the name of a relocation code instead of the numeric value.
979 (Target_arm::scan_reloc_for_stub): Use relocation property table
980 instead of calling Target_arm::reloc_uses_thumb_bit().
982 2010-02-02 Doug Kwan <dougkwan@google.com>
984 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
985 types of relaxed input section.
987 2010-02-02 Doug Kwan <dougkwan@google.com>
989 * Makefile.am (HFILES): Add arm-reloc-property.h.
991 (TARGETSOURCES): Add arm-reloc-property.cc
992 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
993 (libgold_a_SOURCES): $(DEFFILES)
994 * Makefile.in: Regenerate.
995 * arm-reloc-property.cc: New file.
996 * arm-reloc-property.h: New file.
997 * arm-reloc.def: New file.
998 * arm.cc: Update comments.
999 (arm-reloc-property.h): New included header.
1000 (arm_reloc_property_table): New global variable.
1001 (Target_arm::do_select_as_default_target): New method definition.
1002 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1003 arm-reloc-property to targ_extra_obj.
1004 * parameters.cc (set_parameters_target): Call
1005 Target::select_as_default_target().
1006 * target.h (Target::select_as_default_target): New method definition.
1007 (Target::do_select_as_default_target): Same.
1009 2010-02-01 Doug Kwan <dougkwan@google.com>
1011 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1012 first_output_text_section_.
1013 (Arm_exidx_fixup::first_output_text_section): New method definition.
1014 (Arm_exidx_fixup::first_output_text_section_): New data member.
1015 (Arm_exidx_fixup::process_exidx_section): Record the first text
1016 output section seen.
1017 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1018 and entsize in output section header.
1020 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1022 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1023 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1024 (Arm_relocate_functions::thm_alu11): New Method.
1025 (Arm_relocate_functions::thm_pc8): New Method.
1026 (Arm_relocate_functions::thm_pc12): New Method.
1027 (Target_arm::Scan::local): Handle the relocations.
1028 (Target_arm::Scan::global): Likewise.
1029 (Target_arm::Relocate::relocate): Likewise.
1030 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1032 2010-01-29 Doug Kwan <dougkwan@google.com>
1034 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1035 of relocation types as ld.
1037 2010-01-29 Doug Kwan <dougkwan@google.com>
1039 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1041 (Arm_relocate_functions::thumb_branch_common): Ditto.
1042 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1043 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1044 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1045 Arm_relocate_functions::jump24): Remove.
1046 (Target_arm::Relocate::relocate): Adjust code to call
1047 Arm_relocation_functions::arm_branch_common and
1048 Arm_relocation_functions::thumb_branch_common instead of their removed
1049 wrappers. Merge switch-cases together to reduce source code size.
1051 2010-01-29 Doug Kwan <dougkwan@google.com>
1053 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1054 output_local_symbol_count_needs_update_.
1055 (Arm_relobj::output_local_symbol_count_needs_update,
1056 Arm_relobj::set_output_local_symbol_count_needs_update,
1057 Arm_relobj::update_output_local_symbol_count): New methods.
1058 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1060 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1061 of pointed function as in a R_ARM_PREL31 relocation.
1062 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1063 for output local symbol count updating.
1064 (Target_arm::do_relax): Update output local symbol counts in objects
1066 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1068 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1070 * arm.cc: Added support for the ARM relocations:
1071 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1072 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1073 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1075 (Arm_relocate_functions::movw_rel): New method.
1076 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1077 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1079 (Arm_relocate_functions::thm_movw_rel): New method.
1080 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1082 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1084 (Target_arm::Scan::global): Likewise.
1085 (Target_arm::Relocate::relocate): Likewise.
1086 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1089 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1091 * arm.cc: Added support for ARM group relocations.
1092 (Target_arm::reloc_needs_sym_origin): New method.
1093 (Arm_relocate_functions::calc_grp_kn): New method.
1094 (Arm_relocate_functions::calc_grp_residual): New method.
1095 (Arm_relocate_functions::calc_grp_gn): New method.
1096 (Arm_relocate_functions::arm_grp_alu): New Method.
1097 (Arm_relocate_functions::arm_grp_ldr): New Method.
1098 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1099 (Arm_relocate_functions::arm_grp_ldc): New Method.
1100 (Target_arm::Scan::local): Handle the ARM group relocations.
1101 (Target_arm::Scan::global): Likewise.
1102 (Target_arm::Relocate::relocate): Likewise.
1103 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1106 2010-01-26 Doug Kwan <dougkwan@google.com>
1108 * arm.cc (set): Include.
1109 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1111 (Arm_output_section::Text_section_list): New type.
1112 (Arm_output_section::append_text_sections_to_list): New method.
1113 (Arm_output_section::fix_exidx_coverage): Ditto.
1114 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1115 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1116 Relobj::set_section_offset() instead of
1117 Sized_relobj::invalidate_section_offset().
1118 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1119 parameter for section headers. Ignore relocation sections for
1120 unallocated sections and EXIDX sections.
1121 (Target_arm::fix_exidx_coverage): New method.
1122 (Target_arm::output_section_address_less_than): New type.
1123 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1124 linked text section instead of the EXIDX section.
1125 (Arm_output_section::create_stub_group): Add an assertion to check
1126 that this is not an EXIDX output section.
1127 (Arm_output_section::append_text_sections_to_list): New method.
1128 (Arm_output_section::fix_exidx_coverage): Ditto.
1129 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1130 Arm_relobj::section_needs_reloc_stub_scanning.
1131 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1133 (Target_arm::fix_exidx_coverage): New method.
1134 * object.h (Relobj::set_output_section): New method.
1135 (Sized_relobj::invalidate_section_offset): Remove method.
1136 (Sized_relobj::do_invalidate_section_offset): Remove method.
1137 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1139 2010-01-25 Doug Kwan <dougkwan@google.com>
1141 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1142 Fix warning due to signed and unsigned comparison on a 32-bit host.
1144 2010-01-22 Doug Kwan <dougkwan@google.com>
1146 * arm.cc (Target_arm::do_relax): Record an output section for section
1147 offset adjustment it contains any stub table that has changed.
1148 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1149 offsets in an output section if necessary.
1150 * output.cc (Output_section::Output_section): Initialize
1151 section_offsets_need_adjustments_.
1152 (Output_section::add_input_section_for_script): Renamed to
1153 Output_section::add_simple_input_section.
1154 (Output_section::save_states): Add a comment.
1155 (Output_section::discard_states): New method defintion.
1156 (Output_section::adjust_section_offsets): Same.
1157 * output.h (Output_section::add_input_section_for_script): Renamed to
1158 Output_section::add_simple_input_section.
1159 (Output_section::discard_states): New method declaration.
1160 (Output_section::adjust_section_offsets): Same.
1161 (Output_section::section_offsets_need_adjustment,
1162 Output_section::set_section_offsets_need_adjustment): New method
1164 (Output_section::section_offsets_need_adjustment_): New data member.
1165 * script-sections.cc
1166 (Output_section_element_input::set_section_address): Adjust code for
1167 renaming of Output_section::add_input_section_for_script.
1168 (Orphan_output_section::set_section_address): Same.
1170 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1172 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1173 Fix_v4bx enum values .
1174 * gold/options.h (General_options): New option definitions.
1175 (General_options::fix_v4bx): New method.
1176 (General_options::Fix_v4bx): New enum.
1177 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1178 (General_options::parse_fix_v4bx_interworking): New method.
1180 2010-01-22 Doug Kwan <dougkwan@google.com>
1182 * arm.cc (Arm_exidx_fixup): New class.
1184 2010-01-21 Doug Kwan <dougkwan@google.com>
1186 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1188 (Arm_exidx_section_offset_map): New type.
1190 2010-01-21 Doug Kwan <dougkwan@google.com>
1192 * arm.cc (Arm_exidx_input_section): New class.
1193 (Arm_relobj::exidx_input_section_by_link,
1194 Arm_relobj::exidx_input_section_by_shndx,
1195 Arm_relobj::make_exidx_input_section): New methods.
1196 (read_arm_attributes_section): Remove.
1197 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1198 information about them.
1199 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1202 2010-01-20 Doug Kwan <dougkwan@google.com>
1204 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1205 Input_section_specifier to Section_id.
1206 (Target_arm::new_arm_input_section: Adjust code for change of key
1208 (Target_arm::find_arm_input_section): Ditto.
1209 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1210 (Section_id): Remove.
1211 (Garbage_collection::Section_id_hash): Remove.
1212 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1213 (Section_id): Remove.
1214 (Icf::Section_id_hash): Remove.
1215 * object.h (Section_id, Const_section_id, Section_id_hash,
1216 Const_section_id_hash): New type definitions.
1217 * output.cc (Output_section::add_relaxed_input_section): Change to
1218 use Const_section_id instead of Input_section_specifier as key type.
1219 (Output_section::add_merge_input_section): Ditto.
1220 (Output_section::build_relaxation_map): Change to use Section_id
1221 instead of Input_section_specifier as key type.
1222 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1224 (Output_section::convert_input_sections_to_relaxed_sections): Change
1225 to use Const_section_id instead of Input_section_specifier as key type.
1226 (Output_section::find_merge_section): Ditto.
1227 (Output_section::find_relaxed_input_section): Ditto.
1228 * output.h (Input_section_specifier): Remove class.
1229 (Output_section::Output_section_data_by_input_section_map): Change
1230 key type to Const_section_id.
1231 (Output_section::Output_relaxed_input_section_by_input_section_map):
1233 (Output_section::Relaxation_map): Change key type to Section_id.
1235 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1237 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1238 (class Arm_v4bx_stub): New class.
1239 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1240 (Stub_factory::make_arm_v4bx_stub): New method.
1241 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1242 (Stub_table::empty): Handle v4bx stubs.
1243 (Stub_table::add_arm_v4bx_stub): New method.
1244 (Stub_table::find_arm_v4bx_stub): New method.
1245 (Arm_relocate_functions::v4bx): New method.
1246 (Target_arm::fix_v4bx): New method.
1247 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1248 (Stub_table::relocate_stubs): Likewise.
1249 (Stub_table::do_write): Likewise.
1250 (Stub_table::update_data_size_and_addralign): Likewise.
1251 (Stub_table::finalize_stubs): Likewise.
1252 (Target_arm::Scan::local): Likewise.
1253 (Target_arm::Scan::global): Likewise.
1254 (Target_arm::do_finalize_sections): Likewise.
1255 (Target_arm::Relocate::relocate): Likewise.
1256 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1258 (Target_arm::scan_reloc_for_stub): Likewise.
1259 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1261 2010-01-19 Ian Lance Taylor <iant@google.com>
1263 * output.cc (Output_section_headers::do_sized_write): Write large
1264 segment count to sh_info field.
1265 (Output_file_header::do_sized_write): For large segment count,
1266 write PN_XNUM to e_phnum field.
1268 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1270 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1271 (Arm_relocate_functions::thm_jump8): New function.
1272 (Arm_relocate_functions::thm_jump11): New function.
1273 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1275 (Target_arm::Scan::global): Likewise.
1276 (Target_arm::Relocate::relocate): Likewise.
1277 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1280 2010-01-14 Doug Kwan <dougkwan@google.com>
1282 * arm.cc (map, utility): Include headers.
1283 (Target_arm::apply_cortex_a8_workaround): New method.
1284 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1285 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1286 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1287 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1288 the --[no-]fix-cortex-a8 command line options.
1289 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1290 (Target_arm::relocate_stub): Use addend in instruction template.
1291 * options.h (DEFINE_bool): Set the user-set flag.
1292 (General_options): Add --[no-]-fix-cortex options.
1293 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1294 : Update fast look-up map after conversion.
1296 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1298 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1299 in the first pass of do_layout.
1301 2010-01-13 Doug Kwan <dougkwan@google.com>
1303 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1304 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1305 apparent compiler problem of not folding static constant integral
1306 data members of elfcpp::Elf_sizes<32>.
1308 2010-01-13 Doug Kwan <dougkwan@google.com>
1310 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1311 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1312 Arm_relobj::scan_section_for_cortex_a8_erratum,
1313 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1314 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1315 sections to scan for relocation stubs into a new method
1316 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1317 relocation and Cortex-A8 stub scanning.
1318 (Target_arm::do_relax): Force stubs to be after stubbed sections
1319 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1320 the beginning of a new relaxation pass. Update a comment.
1321 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1323 2010-01-12 Ian Lance Taylor <iant@google.com>
1325 * target-reloc.h (visibility_error): New inline function.
1326 (relocate_section): Call visibility_error.
1327 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1328 (MOSTLYCLEANFILES): Likewise.
1329 (protected_4_pic.o, protected_3.err): New targets.
1330 * testsuite/protected_4.cc: New file.
1332 2010-01-12 Doug Kwan <dougkwan@google.com>
1334 * arm.cc (Cortex_a8_reloc): New class.
1335 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1336 and cortex_a8_relocs_info_.
1337 (Target_arm::fix_cortex_a8): New method definition.
1338 (Target_arm::Cortex_a8_relocs_info): New type.
1339 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1340 New data member declarations.
1341 (Target_arm::scan_reloc_for_stub): Record information about
1342 relocations for THUMB branches that might be exempted from the
1343 Cortex-A8 workaround.
1344 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1345 at the beginning of a relaxation pass.
1347 2010-01-12 Doug Kwan <dougkwan@google.com>
1349 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1350 (Arm_relobj::Mapping_symbol_position,
1351 Arm_reloj::Mapping_symbol_position_less,
1352 Arm_relobj::Mapping_symbols_info): New types.
1353 (Target_arm::is_mapping_symbol_name): New method definition.
1354 (Arm_relobj::do_count_local_symbols): Save information about mapping
1357 2010-01-11 Doug Kwan <dougkwan@google.com>
1359 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1360 Arm_relocate_functions::thumb32_branch_upper,
1361 Arm_relocate_functions::thumb32_branch_lower,
1362 Arm_relocate_functions::thumb32_cond_branch_offset,
1363 Arm_relocate_functions::thumb32_cond_branch_upper,
1364 Arm_relocate_functions::thumb32_cond_branch_lower,
1365 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1366 branch offset encoding.
1367 (Arm_relocate_functions::thumb_branch_common): Use new branch
1368 offset encoding methods to avoid code duplication.
1369 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1370 (Stub_addend_reader::operator()): Use new branch encoding method
1371 to avoid code duplication.
1373 2010-01-11 Doug Kwan <dougkwan@google.com>
1375 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1376 (Target_arm::do_finalize_sections): Define special EXIDX section
1377 symbols only if referenced.
1378 * gc.h (Garbage_collection::add_reference): New method.
1379 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1382 2010-01-11 Ian Lance Taylor <iant@google.com>
1384 * script.cc (Version_script_info::build_expression_list_lookup):
1385 Change complaing about duplicate wildcard match from error to
1388 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1390 (Version_script_info::Version_script_info): Initialize globs_,
1391 default_version_, default_is_global_, and exact_. Don't
1392 initialize globals_ or locals_.
1393 (Version_script_info::build_lookup_tables): Build local symbols
1395 (Version_script_info::unquote): New function.
1396 (Version_script_info::add_exact_match): New function.
1397 (Version_script_info::build_expression_list_lookup): Remove lookup
1398 parameter. Add is_global parameter. Change all callers. Handle
1399 wildcard pattern specially. Unquote pattern. Call
1401 (Version_script_info::get_name_to_match): New function.
1402 (Version_script_info::get_symbol_version): New function.
1403 (Version_script_info::get_symbol_version_helper): Remove.
1404 (Version_script_info::check_unmatched_names): Call unquote.
1405 * script.h (class Version_script_info): Change get_symbol_version
1406 to be non-inline and add is_global parameter; change all callers.
1407 Rewrite symbol_is_local. Update declarations. Define struct
1408 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1409 Remove globals_ and locals_ members. Add exact_, globs_,
1410 default_version_, is_global_.
1411 (Version_script_info::Glob): Remove pattern, add expression and
1412 is_global. Update constructor. Change all callers.
1413 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1415 (Versions::symbol_section_contents): If a symbol is undefined, or
1416 defined in a dynamic object, set the version index to
1418 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1420 (Symbol_table::add_from_pluginobj): Likewise.
1421 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1423 2010-01-11 Doug Kwan <dougkwan@google.com>
1425 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1426 (incremental_dump_LDADD): Add linking option for libintl.
1427 * Makefile.in: Regenerate.
1429 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1432 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1434 * testsuite/Makefile.in: Regenerated.
1436 2010-01-10 Doug Kwan <dougkwan@google.com>
1438 * options.h (DEFINE_var): Use parentheses around argument varname__
1439 in macro body to avoid any unintended subsequent substitutions.
1441 2010-01-10 Ian Lance Taylor <iant@google.com>
1443 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1444 candidates before doing symbol resolution.
1446 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1447 ODR candidates if only one is weak.
1449 2010-01-08 Ian Lance Taylor <iant@google.com>
1451 * script.cc (Version_script_info::build_expression_list_lookup):
1452 Don't warn about ambiguous version, just record the ambiguity.
1453 (Version_script_info::get_symbol_version_helper): Give error if
1454 version is ambiguous.
1456 2010-01-08 Doug Kwan <dougkwan@google.com>
1458 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1459 prev_data_size_ and prev_addralign_. Remove initializer for
1460 deleted data member has_been_changed_.
1461 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1462 to determine if the table is empty.
1463 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1465 (Stub_table::add_reloc_stub): Define method in class definition
1466 instead of just declaring it there.
1467 (Stub_table::add_cortex_a8_stub): New method definition.
1468 (Stub_table::update_data_size_and_addralign): Ditto.
1469 (Stub_table::finalize_stubs): Ditto.
1470 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1471 (Stub_table::do_addralign_): Return address alignment in the
1472 (Stub_table::do_reset_address_and_file_offset): Define method in
1473 class definition instead of declaring it there. Set current data
1474 size to be the data size of the previous pass.
1475 (Stub_table::set_final_data_size): Use current data size as the
1477 (Stub_table::relocate_stub): Change parameter type of stub from
1478 Reloc_stub pointer to Stub pointer.
1479 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1480 (Stub_table::Cortex_a8_stub_list): New typedef.
1481 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1482 Stub_table::prev_addralign_): New data member.
1483 (Arm_relobj::Arm_relobj): Initialize data member
1484 section_has_cortex_a8_workaround_.
1485 (Arm_relobj::section_has_cortex_a8_workaround,
1486 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1488 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1490 (Target_arm::relocate_stub): Change parameter type of stub from
1491 Reloc_stub pointer to Stub pointer.
1492 (Insn_template::size, Insn_template::alignment): Handle
1493 THUMB16_SPECIAL_TYPE.
1494 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1495 Stub_table::update_data_size_and_addralign,
1496 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1498 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1499 (Stub_table::do_write): Ditto.
1500 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1502 2010-01-08 Ian Lance Taylor <iant@google.com>
1505 * symtab.h (class Symbol): Remove fields is_target_special_ and
1506 has_plt_offset_. Add field is_defined_in_discarded_section_.
1507 (Symbol::is_defined_in_discarded_section): New function.
1508 (Symbol::set_is_defined_in_discarded_section): New function.
1509 (Symbol::has_plt_offset): Rewrite.
1510 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1511 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1512 Don't initialize is_target_special_ or has_plt_offset_.
1513 Initialize is_defined_in_discarded_section_.
1514 (Symbol_table::add_from_relobj): If appropriate, set
1515 is_defined_in_discarded_section.
1516 * resolve.cc (Symbol::override_base_with_special): Don't test
1517 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1518 * target-reloc.h (relocate_section): Do special handling for
1519 symbols defined in discarded sections for global symbols as well
1522 2010-01-08 Ian Lance Taylor <iant@google.com>
1524 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1525 the SHT_SYMTAB case.
1527 2010-01-08 Ian Lance Taylor <iant@google.com>
1529 * object.cc (Sized_relobj::do_layout): Don't get confused if
1530 layout_eh_frame returns NULL.
1532 2010-01-08 Ian Lance Taylor <iant@google.com>
1535 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1536 dynamic symbol table, use the normal symbol table.
1537 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1540 2010-01-08 Ian Lance Taylor <iant@google.com>
1543 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1546 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1548 * version.cc (print_version): Change to "Copyright 2010".
1550 2010-01-08 Ian Lance Taylor <iant@google.com>
1554 * i386.cc (class Target_i386): Change return type of plt_section
1556 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1557 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1558 tls_desc_rel_ field.
1559 (Output_data_plt_i386::rel_tls_desc): New function.
1560 (Target_i386::rel_tls_desc_section): New function.
1561 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1562 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1563 R_386_TLS_DESC reloc in rel_tls_desc_section.
1564 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1565 Define struct Tlsdesc_info.
1566 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1567 (Target_x86_64::do_reloc_symbol_index): New function.
1568 (Target_x86_64::add_tlsdesc_info): New function.
1569 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1570 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1572 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1574 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1575 (Target_x86_64::rela_tlsdesc_section): New function.
1576 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1578 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1579 (Target_x86_64::do_reloc_addend): New function.
1580 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1581 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1582 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1583 (Output_reloc::type): New function.
1584 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1585 (Output_reloc::is_target_specific): New function.
1586 (Output_reloc::target_arg): New function.
1587 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1588 absolute relocs and target specific relocs.
1589 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1590 add_target_specific.
1591 (class Output_data_reloc) [SHT_RELA]: Likewise.
1592 * output.cc (Output_reloc::Output_reloc): Add four new versions
1593 for absolute relocs and target specific relocs.
1594 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1595 (Output_reloc::get_symbol_index): Likewise.
1596 (Output_reloc::local_section_offset): Check that local_sym_index_
1597 is not TARGET_CODE or 0.
1598 (Output_reloc::symbol_value): Likewise.
1599 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1601 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1602 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1604 * layout.cc (add_target_dynamic_tags): Use output section for
1605 DT_PLTRELSZ and DT_JMPREL.
1607 2010-01-07 Ian Lance Taylor <iant@google.com>
1610 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1612 (class Output_data_reloc_generic): Define.
1613 (class Output_data_reloc_base): Change base class to
1614 Output_data_reloc_generic. Change add() method to call
1615 bump_relative_reloc_count for a relative reloc. Remove
1617 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1619 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1620 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1622 * layout.h (class Layout): Update declaration.
1624 2010-01-07 Ian Lance Taylor <iant@google.com>
1626 * output.h (class Output_data): Add const version of
1627 output_section and do_output_section.
1628 (class Output_section_data): Add const version of
1630 (class Output_section): Likewise.
1631 * layout.cc (Layout::add_target_dynamic_tags): New function.
1632 * layout.h (class Layout): Update declarations.
1633 * arm.cc (Target_arm::do_finalize_sections): Use
1634 add_target_dynamic_tags.
1635 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1636 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1637 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1638 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1640 2010-01-07 Ian Lance Taylor <iant@google.com>
1643 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1646 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1647 Ian Lance Taylor <iant@google.com>
1650 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1651 Xindex::read_symtab_xindex.
1653 2010-01-07 Doug Kwan <dougkwan@google.com>
1655 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1656 (Insn_template::thumb16_bcond_insn): New method declaration.
1657 (Insn_template): Fix spelling.
1658 (Stub::thumb16_special): New method declaration.
1659 (Stub::do_write): Define virtual method which was previously pure
1661 (Stub::do_thumb16_special): New method declaration.
1662 (Stub::do_fixed_endian_write): New template member.
1663 (Reloc_stub::do_write): Remove.
1664 (Reloc_stub::do_fixed_endian_write): Remove.
1665 (Cortex_a8_stub): New class definition.
1666 (Stub_factory::make_cortex_a8_stub): New method definition.
1667 (Stub_factory::Stub_factory): Add missing static storage class
1668 qualifier for elf32_arm_stub_a8_veneer_blx.
1670 2010-01-07 Ian Lance Taylor <iant@google.com>
1673 * options.h (class General_options): Add --warn-unresolved-symbols
1674 and --error-unresolved-symbols.
1675 * errors.cc (Errors::undefined_symbol): Implement
1676 --warn-unresolved-symbols.
1678 * options.h (class General_options): Add -z text and -z textoff.
1679 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1681 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1683 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1684 (Garbage_collection::cident_sections): New function.
1685 (Garbage_collection::add_cident_section): New function.
1686 (Garbage_collection::cident_sections_): New member.
1687 (gc_process_relocs): Add references to sections whose names are C
1689 * gold.h (cident_section_start_prefix): New constant.
1690 (cident_section_stop_prefix): New constant.
1691 (is_cident): New function.
1692 * layout.cc (Layout::define_section_symbols): Replace string constants
1693 with the newly defined constants.
1694 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1696 * testsuite/Makefile.am: Add gc_orphan_section_test.
1697 * testsuite/Makefile.in: Regenerate.
1698 * testsuite/gc_orphan_section_test.cc: New file.
1699 * testsuite/gc_orphan_section_test.sh: New file.
1701 2010-01-06 Ian Lance Taylor <iant@google.com>
1704 * options.h (class General_options): Add --warn-shared-textrel.
1705 * layout.cc (Layout::finish_dynamic_section): Implement
1706 --warn-shared-textrel.
1709 * options.h (class General_options): Add --warn-multiple-gp.
1711 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1713 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1714 $(THREADSLIB) and $(LIBDL).
1715 * Makefile.in: Rebuild.
1717 2010-01-06 Ian Lance Taylor <iant@google.com>
1720 * options.cc (General_options::parse_section_start): New function.
1721 (General_options::section_start): New function.
1722 (General_options::General_options): Initialize all members.
1723 * options.h: Include <map>
1724 (class General_options): Add --section-start. Add section_starts_
1726 * layout.cc (Layout::attach_allocated_section_to_segment): If
1727 --section-start was used, set the address of the segment. Remove
1728 local sort_sections.
1729 (Layout::relaxation_loop_body): If the address of the load segment
1730 has been set by --section-start, don't use it.
1731 * output.h (Output_segment::update_flags_for_output_section): New
1733 * output.cc (Output_segment::add_output_section): Call
1734 update_flags_for_output_section.
1736 2010-01-05 Ian Lance Taylor <iant@google.com>
1739 * options.h (class General_options): Add --undefined-version.
1740 * script.cc (struct Version_expression): Add was_matched_by_symbol
1742 (Version_script_info::matched_symbol): New function.
1743 (Version_script_info::get_symbol_version_helper): Call
1745 (Version_script_info::check_unmatched_names): New function.
1746 * script.h (class Version_script_info): Update declarations.
1747 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1749 * options.h (class General_options): Use DEFINE_bool_alias for
1750 allow_multiple_definition.
1751 * resolve.cc (Symbol_table::should_override): Don't test
1752 allow_multiple_definition.
1755 * options.h (class General_options): Add --cref.
1756 * main.cc (main): Print cref table if --cref. Don't close mapfile
1757 until after printing cref table.
1758 * cref.cc: Include "symtab.h".
1759 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1760 (Cref_table_compare::operator()): New function.
1761 (Cref_inputs::gather_cref): New function.
1762 (filecol): New static const.
1763 (Cref_inputs::print_cref): New function.
1764 (Cref::print_cref): New function.
1765 * cref.h: Include <cstdio>.
1766 (class Cref): Update declarations.
1767 * mapfile.h (Mapfile::file): New function.
1768 * object.h (class Object): Define Symbols. Declare virtual
1769 do_get_global_symbols.
1770 (Object::get_global_symbols): New function.
1771 * object.cc (Input_objects::add_object): Pass object to cref_ if
1773 (Input_objects::archive_start): Likewise.
1774 (Input_objects::archive_stop): Likewise.
1775 (Input_objects::print_cref): New function.
1776 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1777 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1779 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1781 * plugin.h (class Sized_pluginobj): Update declarations.
1783 2010-01-05 Ian Lance Taylor <iant@google.com>
1785 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1786 to is_default_version. Rename insdef to insdefault.
1787 (Symbol_table::add_from_relobj): Rename def to is_default_version
1788 and local to is_forced_local.
1789 (Symbol_table::add_from_pluginobj): Likewise.
1790 (Symbol_table::add_from_dynobj): Likewise.
1791 (Symbol_table::define_special_symbol): Rename insdef to
1794 2010-01-04 Ian Lance Taylor <iant@google.com>
1797 * options.h (class General_options): Add
1798 --allow-multiple-definition and -z muldefs.
1799 * resolve.cc (Symbol_table::should_override): Don't warn about a
1800 multiple symbol definition if --allow-multiple-definition or -z
1804 * options.h (class General_options): Add --add-needed and
1805 --copy-dt-needed-entries. Tweak --as-needed help entry.
1806 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1807 error if --copy-dt-needed-entries aka --add-needed is used and
1808 would cause a change in behaviour.
1811 * options.h (class General_options): Add -G as a short version of
1812 --shared. Add no-op options -assert, -g, and -i.
1814 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1816 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1817 check for .text or .gnu.linkonce.t sections.
1818 * icf.cc (Icf::find_identical_sections): Ditto.
1819 Change the detection for mangled function name within the section
1821 * icf.h (is_section_foldable_candidate): New function.
1823 2009-12-30 Ian Lance Taylor <iant@google.com>
1826 * options.h (class General_options): Permit two dashes with
1827 --retain-symbols-file.
1829 2009-12-30 Ian Lance Taylor <iant@google.com>
1832 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1833 don't put the file header and segment headers in the text
1837 * common.cc (Sort_commons::operator()): Stabilize sort when both
1839 (Symbol_table::do_allocate_commons_list): When allocating common
1840 symbols, skip a symbol which is no longer common.
1841 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1842 an object before checking its type.
1843 * testsuite/common_test_2.c: New file.
1844 * testsuite/common_test_3.c: New file.
1845 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1846 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1847 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1848 (common_test_2_pic.o, common_test_2.so): New targets.
1849 (common_test_3_pic.o, common_test_3.so): New targets.
1850 * testsuite/Makefile.in: Rebuild.
1853 * script.cc (read_input_script): If we see a new SECTIONS clause,
1854 and we have added an input section, give an error.
1855 * layout.h (class Layout): Add have_added_input_section function.
1856 Add have_added_input_section_ field.
1857 * layout.cc (Layout::Layout): Initialize
1858 have_added_input_section_.
1859 (Layout::layout): Set have_added_input_section_.
1860 (Layout::layout_eh_frame): Likewise.
1862 2009-12-30 Ian Lance Taylor <iant@google.com>
1865 * options.h (class General_options): Add --sort-common option.
1866 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1867 * common.cc (Sort_common): Add sort_order parameter to
1868 constructor. Add sort_order_ field.
1869 (Sort_commons::operator): Check sort_order_.
1870 (Symbol_table::allocate_commons): Determine the sort order.
1871 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1873 (Symbol_table::do_allocate_commons_list): Likewise.
1875 2009-12-30 Ian Lance Taylor <iant@google.com>
1878 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1879 symbols from this object, don't change the visibility of an
1881 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1883 2009-12-30 Ian Lance Taylor <iant@google.com>
1886 * script.h (class Version_script_info): Define Language enum.
1887 Update declarations. Define Glob, Exact, and Lookup types. Add
1888 new fields globals_, locals_, and is_finalized_.
1889 * script.cc: Various formatting fixes.
1890 (class Parser_closure): Change language_stack_ from a vector of
1891 std::string to one of Version_script_info::Language. Adjust all
1893 (class Lazy_demangler): Remove.
1894 (struct Version_expression): Change language from std::string to
1895 Version_script_info::Language.
1896 (Version_script_info::Version_script_info): New function.
1897 (Version_script_info::~Version_script_info): Don't call clear.
1898 (Version_script_info::finalize): New function.
1899 (Version_script_info::build_lookup_tables): New function.
1900 (Version_script_info::build_expression_list_lookup): New
1902 (Version_script_info::get_symbol_version_helper): Rewrite to use
1904 (Version_script_info::print_expression_list): Adjust to use
1905 Version_script_info::Language.
1906 (script_push_lex_into_version_mode): Check that the version script
1907 has not been finalized.
1908 (version_script_push_lang): Change language string to
1909 Version_script_info::Language.
1910 * options.cc (Command_line::version_script): New function.
1911 * options.h (class General_options): Add finalize_dynamic_list
1912 function. Change version_script from declaration to definition.
1913 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1914 * testsuite/version_script.map: Remove duplicate def of foo.
1915 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1917 * testsuite/Makefile.in: Rebuild.
1919 2009-12-30 Ian Lance Taylor <iant@google.com>
1922 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1923 if the input symbol index is 0, make the output symbol index 0.
1925 2009-12-30 Ian Lance Taylor <iant@google.com>
1928 * options.h (class General_options): Add -x/--discard-all.
1929 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1930 --discard-all. If the local symbol needs a dynamic entry, check
1931 that before handling --discard-locals.
1933 2009-12-30 Ian Lance Taylor <iant@google.com>
1936 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1938 (Output_segment::add_output_section): Don't change the flags if
1942 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1943 GNU hash table if they need a dynamic value. Otherwise, don't add
1944 them if they are defined in a dynamic object or are forced local.
1946 2009-12-29 Ian Lance Taylor <iant@google.com>
1949 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1950 .gnu.hash table for a 32-bit target.
1953 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1954 regular and a dynamic object only needs a dynamic symbol table
1955 entry if it is externally visible.
1958 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1959 constructor. Add global_offset_table_ field.
1960 (Target_i386::got_section): Set global_offset_table_.
1961 (Target_i386::do_finalize_sections): Set global_offset_table_
1963 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1964 in constructor. Add global_offset_table_ field.
1965 (Target_x86_64::got_section): Set global_offset_table_.
1966 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1969 * layout.cc (Layout::Layout): Initialize increase_relro_.
1970 (Layout::get_output_section): Add is_relro, is_last_relro, and
1971 is_first_non_relro parameters. Change all callers.
1972 (Layout::choose_output_section): Likewise.
1973 (Layout::add_output_section_data): Likewise.
1974 (Layout::make_output_section): Likewise.
1975 (Layout::set_segment_offsets): Clear increase_relro when using a
1977 * layout.h (class Layout): Add increase_relro method. Add
1978 increase_relro_ field. Update declarations.
1979 * output.cc (Output_section::Output_section): Initialize
1980 is_last_relro_ and is_first_non_relro_.
1981 (Output_segment::add_output_section): Group relro sections is
1982 do_sort is true. Handle is_last_relro and is_first_non_relro.
1983 (Output_segment::maximum_alignment): Remove relro handling.
1984 (Output_segment::set_section_addresses): Add increase_relro
1985 parameter. Change all callers. Add initial alignment to align
1986 relro sections on separate page. Remove old relro handling.
1987 (Output_segment::set_section_list_addresses): Remove in_relro
1988 parameter. Change all callers.
1989 (Output_segment::set_offset): Add increase parameter. Change all
1990 callers. Remove old relro handling.
1991 * output.h (class Output_section): Add new methods: is_last_relro,
1992 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1993 Add is_last_relro_ and is_first_non_relro_ fields.
1994 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1995 Create separate .got.plt section. Call increase_relro.
1996 * x86_64.cc (Target_x86_64::got_section): Likewise.
1997 * testsuite/relro_script_test.t: Add .got.plt.
2000 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2001 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2002 (Layout::finalize): Call set_dynamic_symbol_size.
2003 (Layout::set_dynamic_symbol_size): New function.
2004 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2005 set_dynamic_symbol_size.
2008 * output.h (class Output_section): Add is_entsize_zero_ field.
2009 * output.cc (Output_section::Output_section): Initialize
2011 (Output_section::set_entsize): If two different entsizes are
2012 requested, force it to zero.
2013 (Output_section::add_input_section): Set flags for .debug_str
2014 before updating section flags. Set entsize.
2015 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2016 and SHF_STRING if all input sections have those flags.
2018 2009-12-29 Rafael Espindola <espindola@google.com>
2020 * main.cc (main): Fix the sys time reporting.
2021 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2024 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2026 * options.cc (General_options::parse_version): Allow -v to exit
2027 without an error if there is nothing to link.
2029 2009-12-29 Ian Lance Taylor <iant@google.com>
2031 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2032 using a version of gcc before 4.1.
2033 * configure: Rebuild.
2035 2009-12-28 Chris Demetriou <cgd@google.com>
2037 * attributes.cc (Output_attributes_section_data::do_write): Use
2038 std::vector::front rather than std::vector::data.
2040 2009-12-28 Ian Lance Taylor <iant@google.com>
2042 * symtab.h (class Symbol_table): Add enum Defined.
2043 * resolve.cc (Symbol_table::should_override): Add defined
2044 parameter. Change all callers. Test whether object is NULL
2045 before calling a method on it.
2046 (Symbol_table::report_resolve_problem): Add defined parameter.
2048 (Symbol_table::should_override_with_special): Likewise.
2049 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2050 parameter. Change all callers.
2051 (Symbol_table::do_define_in_output_data): Likewise.
2052 (Symbol_table::define_in_output_segment): Likewise.
2053 (Symbol_table::do_define_in_output_segment): Likewise.
2054 (Symbol_table::define_as_constant): Likewise.
2055 (Symbol_table::do_define_as_constant): Likewise.
2056 * script.h (class Symbol_assignment): Add is_defsym parameter to
2057 constructor; change all callers.
2058 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2059 parameter. Change all callers. Add is_defsym_ field.
2060 (class Parser_closure): Add parsing_defsym parameter to
2061 constructor; change all callers. Add parsing_defsym accessor
2062 function. Add parsing_defsym_ field.
2064 2009-12-28 Ian Lance Taylor <iant@google.com>
2066 * gold.cc (queue_middle_tasks): Fix formatting.
2067 * object.cc (Relobj::is_section_name_included): Likewise.
2069 2009-12-23 Ian Lance Taylor <iant@google.com>
2071 * i386.cc (Target_i386::do_calls_non_split): Recognize
2072 -fsplit-stack prologue for a function with a static chain.
2073 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2074 -fsplit-stack prologue when using %r11.
2076 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2078 * options.cc (General_options::parse_version): Make -v continue and do
2079 the link like GNU ld does.
2081 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2083 * Makefile.am (CCFILES): Add timer.cc.
2084 (HFILES): Add timer.h.
2085 * configure.ac: Check for sysconf and times.
2086 * main.cc: include timer.h.
2087 (main): Use Timer instead of get_run_time.
2090 * workqueue.cc: include timer.h.
2091 (Workqueue::find_and_run_task):
2092 Report user, sys and wall time.
2093 * Makefile.in: Regenerate.
2094 * config.in: Regenerate.
2095 * configure: Regenerate.
2097 2009-12-16 Doug Kwan <dougkwan@google.com>
2099 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2101 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2102 relaxed input sections.
2103 * output.cc (Output_section::find_relaxed_input_section): Change
2104 return type to Output_relaxed_input_section pointer. Adjust code
2105 for new type of relaxed_input_section_map_.
2106 * output.h (Output_section::find_relaxed_input_section): Change
2107 return type to Output_relaxed_input_section pointer.
2108 (Output_section::Output_relaxed_input_section_by_input_section_map):
2110 (Output_section::relaxed_input_section_map_): Change type to
2111 Output_section::Output_relaxed_input_section_by_input_section_map.
2112 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2115 2009-12-15 Ian Lance Taylor <iant@google.com>
2117 * layout.cc (Layout::create_shstrtab): Only write out after input
2118 sections if we are compressing debug sections.
2120 2009-12-15 Ian Lance Taylor <iant@google.com>
2122 * archive.cc (Archive::add_symbols): Only look up a symbol without
2123 a version if there is, in fact, a version.
2125 2009-12-14 Ian Lance Taylor <iant@google.com>
2127 Revert -Wshadow changes, all changes from:
2128 2009-12-11 Doug Kwan <dougkwan@google.com>
2129 2009-12-11 Nick Clifton <nickc@redhat.com>
2130 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2132 2009-12-11 Doug Kwan <dougkwan@google.com>
2134 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2136 * attributes.cc (Object_attribute::size): Ditto.
2137 (Attributes_section_data::size): Ditto.
2138 (Attributes_section_data::Attributes_section_data): Ditto.
2139 (Output_attributes_section_data::do_write): Ditto.
2140 * attributes.h (Object_attribute::set_type): Ditto.
2141 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2143 2009-12-11 Nick Clifton <nickc@redhat.com>
2145 * archive.cc: Fix shadowed variable warnings.
2147 * compressed_output.cc: Likewise.
2148 * compressed_output.h: Likewise.
2149 * configure: Likewise.
2150 * dwarf_reader.cc: Likewise.
2151 * dynobj.cc: Likewise.
2152 * dynobj.h: Likewise.
2153 * ehframe.cc: Likewise.
2154 * ehframe.h: Likewise.
2155 * errors.cc: Likewise.
2156 * expression.cc: Likewise.
2157 * fileread.cc: Likewise.
2158 * fileread.h: Likewise.
2159 * freebsd.h: Likewise.
2160 * i386.cc: Likewise.
2162 * incremental.h: Likewise.
2163 * layout.cc: Likewise.
2164 * layout.h: Likewise.
2165 * mapfile.cc: Likewise.
2166 * merge.cc: Likewise.
2167 * merge.h: Likewise.
2168 * object.cc: Likewise.
2169 * object.h: Likewise.
2170 * options.h: Likewise.
2171 * output.cc: Likewise.
2172 * output.h: Likewise.
2173 * parameters.cc: Likewise.
2174 * plugin.cc: Likewise.
2175 * powerpc.cc: Likewise.
2176 * reduced_debug_output.cc: Likewise.
2177 * reduced_debug_output.h: Likewise.
2178 * reloc.cc: Likewise.
2179 * reloc.h: Likewise.
2180 * resolve.cc: Likewise.
2181 * script-sections.cc: Likewise.
2182 * script.cc: Likewise.
2183 * script.h: Likewise.
2184 * sparc.cc: Likewise.
2185 * symtab.cc: Likewise.
2186 * symtab.h: Likewise.
2187 * target-select.cc: Likewise.
2188 * target-select.h: Likewise.
2189 * token.h: Likewise.
2190 * workqueue.cc: Likewise.
2191 * workqueue.h: Likewise.
2192 * x86_64.cc: Likewise.
2194 2009-12-10 Doug Kwan <dougkwan@google.com>
2196 * arm.cc (attributes.h): New include.
2197 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2198 (Arm_relobj::~Arm_relobj): Delete object pointed by
2199 attributes_section_data_.
2200 (Arm_relobj::attributes_section_data): New method definition.
2201 (Arm_relobj::attributes_section_data_): New data member declaration.
2202 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2203 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2204 attributes_section_data_.
2205 (Arm_dynobj::attributes_section_data): New method definition.
2206 (Arm_dynobj::attributes_section_data_): New data member declaration.
2207 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2208 initialization value of may_use_blx_ to false.
2209 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2210 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2211 object attributes to compute results instead of hard-coding.
2212 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2213 Target_arm::get_secondary_compatible_arch,
2214 Target_arm::set_secondary_compatible_arch
2215 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2216 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2217 New method declarations.
2218 (Target_arm::get_aeabi_object_attribute): New method definition.
2219 (Target_arm::attributes_section_data_): New data member declaration.
2220 (read_arm_attributes_section): New template definition.
2221 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2222 (Arm_dynobj::do_read_symbols): Ditto.
2223 (Target_arm::do_finalize_sections): Merge attributes sections from
2224 input. Check for BLX use after attributes section merging.
2225 Fix __exidx_start and __exidx_end visibility. Create an
2226 .ARM.attributes section if necessary.
2227 (Target_arm::get_secondary_compatible_arch,
2228 Target_arm::set_secondary_compatible_arch,
2229 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2230 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2231 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2232 New method definitions.
2234 2009-12-09 Ian Lance Taylor <iant@google.com>
2236 * plugin.cc (Plugin::load): Don't cast from void* to a function
2239 2009-12-09 Ian Lance Taylor <iant@google.com>
2241 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2244 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2246 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2247 Replace two_file_shared_1.so with two_file_shared_2.so.
2248 * testsuite/Makefile.in: Regenerated.
2250 2009-12-08 Doug Kwan <dougkwan@google.com>
2252 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2253 (HFILES): Add attributes.h and int_encoding.h.
2254 * Makefile.in: Regenerate.
2255 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2256 function definitions to int_encoding.cc
2257 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2258 prototypes to int_encoding.h
2259 * reduced_debug_output.cc (int_encoding.h): New include.
2260 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2261 function definitions to int_encoding.cc
2262 (insert_into_vector, read_from_pointer): Move template definitions to
2264 * attributes.cc: New file.
2265 * attributes.h: New file.
2266 * int_encoding.cc: New file.
2267 * int_encoding.h: New file.
2269 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2272 * incremental-dump.cc (dump_incremental_inputs): New.
2273 (main): Use dump_incremental_inputs.
2275 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2278 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2279 checking elfcpp::STT_FUNC.
2280 (Target_i386::Relocate::relocate): Likewise.
2281 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2283 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2284 symbols from shared libraries into normal FUNC symbols.
2286 * symtab.h (Symbol): Add is_func and use it.
2288 2009-12-05 Doug Kwan <dougkwan@google.com>
2290 * arm.cc (Target_arm::arm_info): Initialize new fields
2291 attributes_section and attributes_vendor.
2292 * i386.cc (Target_i386::i386_info): Same.
2293 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2294 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2295 fields attributes_section and attributes_vendor.
2296 * sparc.cc (Target_sparc::sparc_info): Same.
2297 * target.h (Target::attributes_section, Target::attributes_vendor,
2298 Target::is_attributes_section, Target::attribute_arg_type,
2299 Target::attributes_order): New method definitions.
2300 (Target::Target_info::attributes_section,
2301 Target::Target_info::attributes_vendor): New fields.
2302 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2303 virtual method definitions.
2304 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2305 attributes_section and attributes_vendor.
2306 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2308 2009-12-05 Doug Kwan <dougkwan@google.com>
2310 * arm.cc: Update comments about interworking and stub generation.
2311 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2312 considered as non-PIC.
2313 (Arm_relocate_functions::base_abs): Fix formatting.
2314 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2315 of function to use GOT entry address instead of offset.
2316 (Target_arm::Scan::global): Issue an error if a symbol would need a
2317 PLT does not get one because it is untyped. Remove code to create
2318 dynamic symbols for relative branches.
2319 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2320 takes unsigned integer instead of boolean.
2322 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2324 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2325 (two_file_test_LDADD): Likewise.
2326 (common_test_1_LDADD): Likewise.
2327 (exception_test_LDADD) Likewise.
2328 (weak_test_LDADD): Likewise.
2329 (many_sections_test_LDADD): Likewise.
2330 (initpri1_LDADD): Likewise.
2331 (script_test_1_LDADD): Likewise.
2332 (script_test_2_LDADD): Likewise.
2333 (justsyms_LDADD): Likewise.
2334 (binary_test_LDADD): Likewise.
2335 (large_LDADD): Likewise.
2336 * testsuite/Makefile.in: Regenerated.
2338 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2340 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2341 (Symbol_table::override_with_special): Likewise.
2342 (Symbol_table::add_from_object): Likewise.
2344 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2346 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2347 Don't set the data_offset twice.
2349 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2351 * testsuite/Makefile.in: Regenerate.
2353 2009-12-03 Doug Kwan <dougkwan@google.com>
2355 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2356 (Target_arm::do_finalize_sections): Add parameter for symbol table
2357 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2358 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2359 parameter for symbol table pointer.
2360 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2361 an additional parameter for a pointer to symbol table.
2362 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2363 parameter for a symbol table pointer.
2364 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2365 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2367 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2368 parameter for a symbol table pointer.
2370 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2372 * incremental.cc (Incremental_inputs_header)
2373 (Incremental_inputs_header_write, Incremental_inputs_entry)
2374 (Incremental_inputs_entry_write): Move ...
2375 * incremental.h (Incremental_inputs_header)
2376 (Incremental_inputs_header_write, Incremental_inputs_entry)
2377 (Incremental_inputs_entry_write): here.
2379 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2381 * incremental.cc (make_sized_incremental_binary): Set the target.
2382 Error if it is incompatible.
2383 * output.h (Output_file): Add filename method.
2385 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2387 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2388 from the get_* methods.
2390 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2392 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2393 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2394 Write 0 for the data_offset of scripts.
2396 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2398 * testsuite/Makefile.am: Add the incremental_test.sh test.
2399 * testsuite/incremental_test.sh: New.
2400 * testsuite/incremental_test_1.c: New.
2401 * testsuite/incremental_test_2.c: New.
2403 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2405 * incremental-dump.cc (main): Fix typos.
2407 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2410 * incremental-dump.cc (main): Use llu to print 64 bit values.
2412 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2413 H.J. Lu <hongjiu.lu@intel.com>
2415 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2417 (incremental_dump_LDADD): Likewise.
2418 * Makefile.in: Regenerated.
2420 2009-11-25 Doug Kwan <dougkwan@google.com>
2424 2009-11-25 Doug Kwan <dougkwan@google.com>
2426 * arm.cc (Target_arm::Target_arm): Move method definition
2427 outside of class definition. Add code to handle
2428 --target1-rel, --target1-abs and --target2= options.
2429 (Target_arm::get_reloc_reloc_type): Change method to be
2430 non-static and const.
2431 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2432 New data member declaration.
2433 (Target_arm::Scan::local, Target_arm::Scan::global,
2434 Target_arm::Relocate::relocate,
2435 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2436 Adjust call to Target_arm::get_real_reloc_type.
2437 (Target_arm::get_real_reloc_type): Use command line options
2438 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2439 * options.h (--target1-rel, --target1-abs, --target2): New
2442 2009-11-25 Doug Kwan <dougkwan@google.com>
2444 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2445 class definition. Add code to handle --target1-rel, --target1-abs
2446 and --target2= options.
2447 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2449 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2451 (Target_arm::Scan::local, Target_arm::Scan::global,
2452 Target_arm::Relocate::relocate,
2453 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2454 call to Target_arm::get_real_reloc_type.
2455 (Target_arm::get_real_reloc_type): Use command line options to
2456 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2457 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2460 2009-11-25 Doug Kwan <dougkwan@google.com>
2462 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2463 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2464 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2466 (Arm_relocate_functions::thm_call): Replace body with a call to
2467 Arm_relocate_functions::thumb_branch_common.
2468 (Arm_relocate_functions::thm_jump24,
2469 Arm_relocate_functions::thm_xpc22): New method definitions.
2470 (Arm_relocate_functions::thumb_branch_common): New method definition.
2471 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2473 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2474 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2476 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2478 * Makefile.am: Build incremental-dump
2479 * Makefile.in: Regenerate.
2480 * incremental-dump.cc: New.
2481 * incremental.cc (Incremental_inputs_header_data,
2482 Incremental_inputs_entry_data): Move to incremental.h
2483 * incremental.h: (Incremental_inputs_header_data,
2484 Incremental_inputs_entry_data): Move from incremental.cc
2486 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2488 * incremental.cc (Incremental_inputs_header,
2489 Incremental_inputs_header_write, Incremental_inputs_entry,
2490 Incremental_inputs_entry_write): Add a typedef with the data type.
2492 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2494 * incremental.cc (Incremental_inputs_header,
2495 Incremental_inputs_header_write, Incremental_inputs_entry,
2496 Incremental_inputs_entry_write): Update comment about which
2497 type has the filed descriptions.
2499 2009-11-15 Doug Kwan <dougkwan@google.com>
2501 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2502 (Arm_relocate_functions::arm_branch_common): Change method defintion
2503 in class definition to a method declaration and update list of formal
2505 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2506 Arm_relocation_functions::jump24): Adjust call to
2507 Arm_relocate_functions::arm_branch_common. Update list of formal
2509 (Arm_relocate_functions::xpc25): New method definition.
2510 (Arm_relocate_functions::arm_branch_common): Move method defintion
2511 out from class definition. Use stubs for mode-switching and extending
2513 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2514 specially. Change code to enable use of stubs in ARM branches.
2516 2009-11-10 Doug Kwan <dougkwan@google.com>
2518 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2519 in method declaration.
2520 (Target_arm::relocate_stub): New method declaration.
2521 (Target_arm::default_target): Change to return a pointer instead of
2523 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2524 Target_arm::default_target.
2525 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2527 (Target_arm::relocate_section): Adjust view.
2528 (Target_arm::relocate_stub): New method definition.
2530 2009-11-10 Doug Kwan <dougkwan@google.com>
2532 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2534 * incremental.cc (open_incremental_binary): Initialized local
2535 variables to avoid warnings.
2536 * object.cc (make_elf_object): Ditto.
2537 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2540 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2543 * testsuite/plugin_test.c: Include "config.h".
2545 2009-11-09 Doug Kwan <dougkwan@google.com>
2547 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2548 (arm_symbol_value): Remove.
2549 (Arm_relocate_functions::arm_branch_common,
2550 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2551 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2552 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2553 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2554 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2555 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2556 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2557 Arm_relocate_functions::thm_mobw_abs_nc,
2558 Arm_relocate_functions::thm_mov_abs,
2559 Arm_relocate_functions::movw_prel_nc,
2560 Arm_relocate_functions::thm_movt_abs,
2561 Arm_relocate_functions::movt_prel,
2562 Arm_relocate_functions::thm_movw_prel_nc,
2563 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2564 (Target_arm::Relocate::relocate): Only decompose address into two
2565 parts if relocation type uses the thumb-bit and pass the actual
2566 bit instead of a flag indicating that the thumb-bit is used. Adjust
2567 calls to methods in Arm_relocate_functions for this change.
2569 2009-11-08 Ian Lance Taylor <iant@google.com>
2572 * reloc.cc: Instantiate
2573 Sized_relobj::initialize_input_to_output_maps and
2574 Sized_relobj:free_input_to_output_maps.
2576 2009-11-06 Ian Lance Taylor <iant@google.com>
2579 * defstd.cc (in_segment): Set only_if_ref true for "end".
2581 2009-11-06 Doug Kwan <dougkwan@google.com>
2583 * arm.cc (class Reloc_stub): Correct a comment.
2584 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2585 (Target_arm::scan_section_for_stubs): New method declaration.
2586 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2587 Change methods from private to protected.
2588 (Target_arm::do_may_relax): New method definition.
2589 (Target_arm::do_relax, Target_arm::group_sections,
2590 Target_arm::scan_reloc_for_stub,
2591 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2592 (Target_arm::arm_input_section_map_): New data member declaration.
2593 (Target_arm::scan_reloc_for_stub,
2594 Target_arm::scan_reloc_section_for_stubs,
2595 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2596 Target_arm::do_relax): New method definitions.
2598 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2600 * configure.ac: Check for (struct stat)::st_mtim
2601 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2602 * config.in: Regenerate.
2603 * configure: Regenerate.
2605 2009-11-05 Ian Lance Taylor <iant@google.com>
2608 * output.cc (Output_segment::add_output_section): Add missing
2611 2009-11-04 Ian Lance Taylor <iant@google.com>
2614 * object.h (class Object): Add is_needed and set_is_needed
2615 methods. Add is_needed_ field. Make bool fields into bitfields.
2616 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2617 defined in a dynamic object and referenced by a regular object,
2618 set is_needed for the dynamic object.
2619 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2620 if the file is marked with as_needed and it is not needed.
2622 2009-11-04 Ian Lance Taylor <iant@google.com>
2625 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2626 tags if data is discarded by linker script.
2627 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2628 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2629 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2630 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2632 2009-11-04 Ian Lance Taylor <iant@google.com>
2634 * layout.cc (Layout::get_output_section): Add is_interp and
2635 is_dynamic_linker_section parameters. Change all callers.
2636 (Layout::choose_output_section): Likewise.
2637 (Layout::make_output_section): Likewise.
2638 (Layout::add_output_section_data): Add is_dynamic_linker_section
2639 parameter. Change all callers.
2640 * layout.h (class Layout): Update declarations.
2641 * output.h (class Output_section): Add is_interp, set_is_interp,
2642 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2643 Add is_interp_, is_dynamic_linker_section_ fields. Change
2644 generate_code_fills_at_write_ to a bitfield.
2645 * output.cc (Output_section::Output_sections): Initialize new
2647 (Output_segment::add_output_section): Add do_sort parameter.
2650 2009-11-03 Ian Lance Taylor <iant@google.com>
2653 * options.h (class General_options): Add --warn-common.
2654 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2655 merging two common symbols.
2656 (Symbol_table::should_override): Handle --warn-common when merging
2657 a common symbol with a defined symbol. Use report_resolve_problem
2658 for multiple definitions.
2659 (Symbol_table::report_resolve_problem): New function.
2660 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2662 2009-11-03 Doug Kwan <dougkwan@google.com>
2664 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2666 (Target_arm::stub_factory): New method definition.
2667 (Target_arm::new_arm_input_section,
2668 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2669 Target_arm::reloc_uses_thumb_bit): New method declarations.
2670 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2671 New type definitions.
2672 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2673 member declarations.
2674 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2675 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2676 New method definitions.
2678 2009-11-03 Ian Lance Taylor <iant@google.com>
2680 * options.h (class General_options): Add --warn_constructors.
2682 2009-11-03 Ian Lance Taylor <iant@google.com>
2685 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2686 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2688 2009-11-03 Ian Lance Taylor <iant@google.com>
2691 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2692 --msgid-bugs-address.
2693 (install-pdf): New target.
2694 (install-data_yes): Look up one directory to find mkinstalldirs.
2696 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2698 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2701 2009-10-30 Doug Kwan <dougkwan@google.com>
2703 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2705 2009-10-30 Doug Kwan <dougkwan@google.com>
2707 * arm.cc (Stub_addend_reader): New struct template definition
2708 and partial specializations.
2709 (Stub_addend_reader::operator()): New method definition for a
2710 partially specialized template.
2712 2009-10-30 Doug Kwan <dougkwan@google.com>
2714 * arm.cc (Arm_relobj::processor_specific_flags): New method
2716 (Arm_relobj::do_read_symbols): New method declaration.
2717 (Arm_relobj::processor_specific_flags_): New data member declaration.
2718 (Arm_dynobj): New class definition.
2719 (Target_arm::do_finalize_sections): Add input_objects parameter.
2720 (Target_arm::do_adjust_elf_header): New method declaration.
2721 (Target_arm::are_eabi_versions_compatible,
2722 (Target_arm::merge_processor_specific_flags): New method declaration.
2723 (Target_arm::do_make_elf_object): New overloaded method definitions
2725 (Arm_relobj::do_read_symbols): New method definition.
2726 (Arm_dynobj::do_read_symbols): Ditto.
2727 (Target_arm::do_finalize_sections): Add input_objects parameters.
2728 Merge processor-specific flags from all input objects.
2729 (Target_arm::are_eabi_versions_compatible,
2730 Target_arm::merge_processor_specific_flags,
2731 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2732 New method definitions.
2733 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2734 Input_objects pointer type parameter.
2735 * layout.cc (Layout::finalize): Pass input objects to target's.
2736 finalize_sections function.
2737 * output.cc (Output_file_header::do_sized_write): Set ELF file
2738 header's processor-specific flags.
2739 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2740 Input_objects pointer type parameter.
2741 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2742 * target.h (Input_objects): New forward class declaration.
2743 (Target::processor_specific_flags,
2744 Target::are_processor_specific_flags_sect): New method definitions.
2745 (Target::finalize_sections): Add input_objects parameter.
2746 (Target::Target): Initialize processor_specific_flags_ and
2747 are_processor_specific_flags_set_.
2748 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2750 (Target::set_processor_specific_flags): New method definition.
2751 (Target::processor_specific_flags_,
2752 Target::are_processor_specific_flags_set_): New data member
2754 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2755 Input_objects pointer type parameter.
2757 2009-10-30 Doug Kwan <dougkwan@google.com>
2759 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2761 2009-10-28 Ian Lance Taylor <iant@google.com>
2763 * object.h (class Relobj): Drop options parameter from
2764 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2765 do_scan_relocs, do_relocate. Change all callers.
2766 (class Sized_relobj): Drop options parameters from
2767 do_gc_process_relocs, do_scan_relocs, do_relocate,
2768 do_relocate_sections, relocate_sections, emit_relocs_scan,
2769 emit_relocs_scan_reltype. Change all callers.
2770 (struct Relocate_info): Remove options field and all references to
2772 * reloc.h (class Read_relocs): Remove options constructor
2773 parameter and options_ field. Change all callers.
2774 (class Gc_process_relocs, class Scan_relocs): Likewise.
2775 (class Relocate_task): Likewise.
2776 * target-reloc.h (scan_relocs): Remove options parameter. Change
2778 (scan_relocatable_relocs): Likewise.
2779 * target.h (class Sized_target): Remove options parameter from
2780 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2782 * gc.h (gc_process_relocs): Remove options parameter. Change all
2784 * arm.cc: Update functions to remove options parameters.
2785 * i386.cc: Likewise.
2786 * powerpc.cc: Likewise.
2787 * sparc.cc: Likewise.
2788 * x86_64.cc: Likewise.
2789 * testsuite/testfile.cc: Likewise.
2791 2009-10-28 Doug Kwan <dougkwan@google.com>
2793 * arm.cc (Arm_relobj): New class definition.
2794 (Arm_relobj::scan_sections_for_stubs,
2795 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2796 New method definitions.
2798 2009-10-28 Cary Coutant <ccoutant@google.com>
2800 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2801 (Plugin::cleanup_done_): New member.
2802 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2803 (Plugin_manager::cleanup_done_): Remove.
2804 (Plugin_manager::add_input_file): Edit error message.
2805 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2806 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2808 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2810 * fileread.cc: (File_read::View::~View): Use the new
2811 data_ownership_ filed.
2812 (File_read::~File_read): Dispose the new whole_file_view_.
2813 (File_read::open): Mmap the whole file if needed.
2814 (File_read::open): Use whole_file_view_ instead of contents_.
2815 (File_read::find_view): Use whole_file_view_ if applicable.
2816 (File_read::do_read): Use whole_file_view_ instead of contents_.
2817 (File_read::make_view): Use whole_file_view_ instead of contents_,
2818 update File_read::View::View call.
2819 (File_read::find_or_make_view): Update File_read::View::View
2821 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2823 (File_read::View::Data_ownership): New enum.
2824 (File_read::View::View): Replace bool mapped_ with Data_ownership
2826 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2827 (File_read::View::data_ownership_): New field.
2828 (File_read::contents_): Remove (replaced by whole_file_view_).
2829 (File_read::whole_file_view_): New field.
2830 * options.h (class General_options): Add --keep-files-mapped.
2832 2009-10-27 Cary Coutant <ccoutant@google.com>
2834 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2835 * testsuite/Makefile.am (plugin_test_5): New test case.
2836 * testsuite/Makefile.in: Regenerate.
2838 2009-10-25 Doug Kwan <dougkwan@google.com>
2840 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2841 from private to protected to allow access by child class.
2842 (Sized_relobj::do_relocate_sections): New method declaration.
2843 (Sized_relobj::relocate_sections): Virtualize.
2844 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2845 Sized_relobj::relocate_sections. Instantiate template explicitly
2846 for different target sizes and endianity.
2848 2009-10-24 Doug Kwan <dougkwan@google.com>
2850 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2851 (Arm_input_section::as_arm_input_section): New method.
2852 (Arm_output_section): New class definition.
2853 (Arm_output_section::create_stub_group,
2854 Arm_output_section::group_sections): New method definitions.
2856 2009-10-22 Doug Kwan <dougkwan@google.com>
2858 * arm.cc (Arm_input_section): New class definition.
2859 (Arm_input_section::init, Arm_input_section:do_write,
2860 Arm_input_section::set_final_data_size,
2861 Arm_input_section::do_reset_address_and_file_offset): New method
2864 2009-10-21 Doug Kwan <dougkwan@google.com>
2866 * arm.cc (Stub_table, Arm_input_section): New forward class
2868 (Stub_table): New class defintion.
2869 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2870 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2871 New method definition.
2873 2009-10-21 Doug Kwan <dougkwan@google.com>
2875 * arm.cc: Update copyright comments.
2876 (Target_arm): New forward class template declaration.
2877 (Arm_address): New type.
2878 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2879 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2880 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2882 (Insn_template): Same.
2883 (DEF_STUBS): New macro.
2884 (Stub_type): New enum type.
2885 (Stub_template): New class definition.
2888 (Stub_factory): Same.
2889 (Target_arm::Target_arm): Initialize may_use_blx_ and
2890 should_force_pic_veneer_.
2891 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2892 Target_arm::should_force_pic_veneer,
2893 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2894 Target_arm::using_thumb_only, Target_arm:;default_target): New
2896 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2897 New data member declarations.
2898 (Insn_template::size, Insn_template::alignment): New method defintions.
2899 (Stub_template::Stub_template): New method definition.
2900 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2901 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2902 (Stub_factory::Stub_factory): New method definition.
2903 * gold.h (string_hash): New template.
2904 * output.h (Input_section_specifier::hash_value): Use
2906 (Input_section_specifier::string_hash): Remove.
2907 * stringpool.cc (Stringpool_template::string_hash): Use
2910 2009-10-20 Doug Kwan <dougkwan@google.com>
2912 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2913 symbols of relaxed input sections.
2914 * output.h (Output_section::find_relaxed_input_section): Make
2917 2009-10-16 Doug Kwan <dougkwan@google.com>
2919 * dynobj.cc (Versions::Versions): Initialize version_script_.
2920 Only insert base version symbol definition for a shared object
2921 if version script defines any version versions.
2922 (Versions::define_base_version): New method definition.
2923 (Versions::add_def): Check that base version is not needed.
2924 (Versions::add_need): Define base version lazily.
2925 * dynobj.h (Versions::define_base_version): New method declaration.
2926 (Versions::needs_base_version_): New data member declaration.
2927 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2928 (check_DATA): Add no_version_test.stdout.
2929 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2931 * testsuite/Makefile.in: Regenerate.
2932 * testsuite/no_version_test.c: New file.
2933 * testsuite/no_version_test.sh: Ditto.
2935 2009-10-16 Doug Kwan <dougkwan@google.com>
2937 * expression.cc (class Segment_start_expression): New class definition.
2938 (Segment_start_expression::value): New method definition.
2939 (script_exp_function_segment_start): Return a new
2940 Segment_start_expression.
2941 * gold/script-c.h (script_saw_segment_start_expression): New function
2943 * script-sections.cc (Script_sections::Script_sections): Initialize
2944 SAW_SEGMENT_START_EXPRESSION_ to false.
2945 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2946 and -Tbbs options to specify section addresses if given in
2947 command line and no SEGMENT_START expression is seen in a script.
2948 * script-sections.h (Script_sections::saw_segment_start_expression,
2949 Script_sections::set_saw_segment_start_expression): New method
2951 (Script_sections::saw_segment_start_expression_): New data member
2953 * script.cc (script_saw_segment_start_expression): New function.
2954 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2955 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2956 script_test_7.sh and script_test_8.sh.
2957 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2958 script_test_8.stdout.
2959 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2960 (script_test_6, script_test_6.stdout, script_test_7,
2961 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2962 * Makefile.in: Regenerate.
2963 * testsuite/script_test_6.sh: New file.
2964 * testsuite/script_test_6.t: Same.
2965 * testsuite/script_test_7.sh: Same.
2966 * testsuite/script_test_7.t: Same.
2967 * testsuite/script_test_8.sh: Same.
2969 2009-10-16 Doug Kwan <dougkwan@google.com>
2971 * output.cc (Output_segment::set_section_list_address): Cast
2972 expressions to unsigned long long type to avoid format warnings.
2974 2009-10-15 Ian Lance Taylor <iant@google.com>
2976 * script.cc (Script_options::add_symbol_assignment): Always add a
2977 dot assignment to script_sections_.
2978 * script-sections.cc (Script_sections::add_dot_assignment):
2979 Initialize if necessary.
2981 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2982 program headers with no load segment if there is a linker script.
2984 * layout.cc (Layout::set_segment_offsets): Align the file offset
2985 to the segment aligment for -N or -n with no load segment.
2986 * output.cc (Output_segment::add_output_section): Don't crash if
2987 the first section is a TLS section.
2988 (Output_segment::set_section_list_addresses): Print an error
2989 message if the address moves backward in a linker script.
2990 * script-sections.cc
2991 (Output_section_element_input::set_section_addresses): Don't
2992 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2993 (Orphan_output_section::set_section_addresses): Likewise.
2995 2009-10-15 Doug Kwan <dougkwan@google.com>
2997 * layout.cc (Layout::finish_dynamic_section): Generate tags
2998 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2999 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3000 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3002 2009-10-14 Ian Lance Taylor <iant@google.com>
3004 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3006 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3007 data_shdr fields of relinfo.
3008 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3009 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3010 R_386_TLS_LDO_32, adjust based on section flags.
3011 (Target_i386::Relocate::fix_up_ldo): Remove.
3013 2009-10-13 Ian Lance Taylor <iant@google.com>
3015 Add support for -pie.
3016 * options.h (class General_options): Add -pie and
3018 (General_options::output_is_position_independent): Test -pie.
3019 (General_options::output_is_executable): Return true if not shared
3020 and not relocatable.
3021 (General_options::output_is_pie): Remove.
3022 * options.cc (General_options::finalize): Reject incompatible uses
3024 * gold.cc (queue_middle_tasks): A -pie link is not static.
3025 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3026 * symtab.cc (Symbol::final_value_is_known): Return false if
3027 output_is_position_independent.
3028 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3029 output_is_position_independent.
3030 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3031 output_is_position_independent.
3032 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3033 output_is_position_independent.
3034 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3036 (basic_pie_test.o, basic_pie_test): New targets.
3037 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3038 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3039 (two_file_pie_test): New target.
3040 * testsuite/Makefile.in: Rebuild.
3041 * README: Remove note saying that -pie is not supported.
3043 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3045 * options.h (class General_options): Add -init and -fini.
3046 * layout.cc (Layout::finish_dynamic_section): Emit
3047 given init and fini functions.
3049 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3051 * gc.h (gc_process_relocs): Check if icf is enabled using new
3053 * gold.cc (queue_initial_tasks): Likewise.
3054 (queue_middle_tasks): Likewise.
3055 * object.cc (do_layout): Likewise.
3056 * symtab.cc (is_section_folded): Likewise.
3057 * main.cc (main): Likewise.
3058 * reloc.cc (Read_relocs::run): Likewise.
3059 (Sized_relobj::do_scan_relocs): Likewise.
3060 * icf.cc (is_function_ctor_or_dtor): New function.
3061 (Icf::find_identical_sections): Check if function is ctor or dtor when
3063 * options.h (General_options::icf): Change option to be an enum.
3064 (Icf_status): New enum.
3065 (icf_enabled): New method.
3066 (icf_safe_folding): New method.
3067 (set_icf_status): New method.
3068 (icf_status_): New variable.
3069 * (options.cc) (General_options::finalize): Set icf_status_.
3070 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3071 icf_test and icf_keep_unique_test to use the --icf enum flag.
3072 * testsuite/icf_safe_test.sh: New file.
3073 * testsuite/icf_safe_test.cc: New file.
3075 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3077 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3078 includes to gc.h and icf.h.
3079 * arm.cc: Include gc.h.
3080 * gold.cc: Likewise.
3081 * i386.cc: Likewise.
3082 * powerpc.cc: Likewise.
3083 * sparc.cc: Likewise.
3084 * x86_64.cc: Likewise.
3085 * gc.h: Include icf.h.
3087 2009-10-11 Ian Lance Taylor <iant@google.com>
3089 * plugin.cc: Include "gold.h" before other header files.
3091 2009-10-10 Chris Demetriou <cgd@google.com>
3093 * options.h (Input_file_argument::Input_file_type): New enum.
3094 (Input_file_argument::is_lib_): Replace with...
3095 (Input_file_argument::type_): New member.
3096 (Input_file_argument::Input_file_argument): Take Input_file_type
3097 'type' rather than boolean 'is_lib' as second argument.
3098 (Input_file_argument::is_lib): Use type_.
3099 (Input_file_argument::is_searched_file): New function.
3100 (Input_file_argument::may_need_search): Handle is_searched_file.
3101 * options.cc (General_options::parse_library): Support -l:filename.
3102 (General_options::parse_just_symbols): Update for Input_file_argument
3104 (Command_line::process): Likewise.
3105 * archive.cc (Archive::get_file_and_offset): Likewise.
3106 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3107 * script.cc (read_script_file, script_add_file): Likewise.
3108 * fileread.cc (Input_file::Input_file): Likewise.
3109 (Input_file::will_search_for): Handle is_searched_file.
3110 (Input_file::open): Likewise.
3111 * readsyms.cc (Read_symbols::get_name): Likewise.
3112 * testsuite/Makefile.am (searched_file_test): New test.
3113 * testsuite/Makefile.in: Regenerate.
3114 * testsuite/searched_file_test.cc: New file.
3115 * testsuite/searched_file_test_lib.cc: New file.
3117 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3118 Ian Lance Taylor <iant@google.com>
3120 * descriptor.cc: Include <cstdio> and "binary-io.h".
3121 (Descriptors::open): Open the files in binary mode always.
3122 * script.cc (Lex::get_token): Treat \r as whitespace.
3124 2009-10-09 Ian Lance Taylor <iant@google.com>
3126 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3128 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3129 Ian Lance Taylor <iant@google.com>
3131 * configure.ac: Check for readv function also.
3132 * fileread.cc (readv): Define if not HAVE_READV.
3133 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3135 * config.in: Regenerate.
3136 * configure: Regenerate.
3138 2009-10-09 Doug Kwan <dougkwan@google.com>
3140 * layout.cc (Layout::make_output_section): Call target hook to make
3141 ordinary output section.
3142 (Layout::finalize): Adjust parameter list of call the
3143 Target::may_relax().
3144 * layout.h (class Layout::section_list): New method.
3145 * merge.h (Output_merge_base::entsize): Change visibility to public.
3146 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3148 (Output_merge_string::do_is_string): New method.
3149 * object.cc (Sized_relobj::do_setup): renamed from
3150 Sized_relobj::set_up.
3151 * object.h (Sized_relobj::adjust_shndx,
3152 Sized_relobj::initializ_input_to_output_maps,
3153 Sized_relobj::free_input_to_output_maps): Change visibilities to
3155 (Sized_relobj::setup): Virtualize.
3156 (Sized_relobj::do_setup): New method declaration.
3157 (Sized_relobj::invalidate_section_offset,
3158 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3159 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3160 * options.cc (parse_int): New function.
3161 * options.h (parse_int): New declaration.
3162 (DEFINE_int): New macro.
3163 (stub_group_size): New option.
3164 * output.cc (Output_section::Output_section): Initialize memebers
3165 merge_section_map_, merge_section_by_properties_map_,
3166 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3167 (Output_section::add_input_section): Handled deferred code-fill
3168 generation and remove an old comment.
3169 (Output_section::add_relaxed_input_section): New method definition.
3170 (Output_section::add_merge_input_section): Use merge section by
3171 properties map to speed to search. Update merge section maps
3173 (Output_section::build_relaxation_map): New method definition.
3174 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3176 (Output_section::relax_input_section): Renamed to
3177 Output_section::convert_input_sections_to_relaxed_sections and change
3178 interface to take a vector of pointers to relaxed sections.
3179 (Output_section::find_merge_section,
3180 Output_section::find_relaxed_input_section): New method definitions.
3181 (Output_section::is_input_address_mapped,
3182 Output_section::output_offset, Output_section::output_address):
3183 Use output section data maps to speed up searching.
3184 (Output_section::find_starting_output_address): Add comments.
3185 (Output_section::do_write,
3186 Output_section::write_to_postprocessing_buffer): Do code-fill
3187 generation as appropriate.
3188 (Output_section::get_input_sections): Invalidate relaxed input section
3190 (Output_section::restore_states): Adjust type of checkpoint .
3191 Invalidate relaxed input section map.
3192 * output.h (Output_merge_base): New class declaration.
3193 (Input_section_specifier): New class defintion.
3194 (class Output_relaxed_input_section) Change base class to
3195 Output_section_data_build.
3196 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3197 base class initializer.
3198 (Output_section::add_relaxed_input_section): New method declaration.
3199 (Output_section::Input_section): Change visibility to protected.
3200 (Output_section::Input_section::relobj,
3201 Output_section::Input_section::shndx): Handle relaxed input sections.
3202 Output_section::input_sections) Change visibility to protected. Also
3203 define overload to return a non-const pointer.
3204 (Output_section::Merge_section_properties): New class defintion.
3205 (Output_section::Merge_section_by_properties_map,
3206 Output_section::Output_section_data_by_input_section_map,
3207 Output_section::Relaxation_map): New types.
3208 (Output_section::relax_input_section): Rename method to
3209 Output_section::convert_input_sections_to_relaxed_sections and change
3210 interface to take a vector of relaxed section pointers.
3211 (Output_section::find_merge_section,
3212 Output_section::find_relaxed_input_section,
3213 Output_section::build_relaxation_map,
3214 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3215 New method declarations.
3216 (Output_section::merge_section_map_
3217 Output_section::merge_section_by_properties_map_,
3218 Output_section::relaxed_input_section_map_,
3219 Output_section::is_relaxed_input_section_map_valid_,
3220 Output_section::generate_code_fills_at_write_): New data members.
3221 * script-sections.cc
3222 (Output_section_element_input::set_section_addresses): Call
3223 current_data_size and addralign methods of relaxed input sections.
3224 (Orphan_output_section::set_section_addresses): Call current_data_size
3225 and addralign methods of relaxed input sections.
3226 * symtab.cc (Symbol_table::compute_final_value): Extract template
3227 from the body of Symbol_table::sized_finalize_symbol.
3228 (Symbol_table::sized_finalized_symbol): Call
3229 Symbol_table::compute_final_value.
3230 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3231 (Symbol_table::compute_final_value): New templated method declaration.
3232 * target.cc (Target::do_make_output_section): New method defintion.
3233 * target.h (Target::make_output_section): New method declaration.
3234 (Target::relax): Add more parameters for input objects, symbol table
3235 and layout. Adjust call to do_relax.
3236 (Target::do_make_output_section): New method declaration.
3237 (Target::do_relax): Add parameters for input objects, symbol table
3240 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3242 * pread.c: Include stdio.h.
3244 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3246 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3249 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3251 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3252 Change read_shndx type to unsigned int.
3253 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3255 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3256 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3257 Change read_shndx type to unsigned int.
3258 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3260 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3261 * layout.cc (Layout::create_symtab_sections): Cast the result of
3262 local_symcount * symsize to off_t in the gold_assert.
3264 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3266 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3267 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3269 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3270 (Arm_relocate_functions::thm_abs5): New function.
3271 (Arm_relocate_functions::abs12): New function.
3272 (Arm_relocate_functions::abs16): New function.
3273 (Arm_relocate_functions::base_abs): New function.
3274 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3275 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3276 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3278 (Scan::global): Likewise.
3279 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3280 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3281 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3282 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3285 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3287 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3288 (Arm_relocate_functions::movt_prel): New function.
3289 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3290 (Arm_relocate_functions::thm_movt_prel): New function.
3291 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3292 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3293 (Scan::global, Relocate::relocate): Likewise.
3294 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3296 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3298 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3299 Incremental_checker.
3300 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3302 (class Incremental_inputs_header): New class.
3303 (Incremental_inputs_header_writer): Edit comment.
3304 (Incremental_inputs_entry): New class.
3305 (Incremental_inputs_entry_writer): Edit comment.
3306 (Sized_incremental_binary::do_find_incremental_inputs_section):
3307 Add *strtab_shndx parameter, fill it.
3308 (Sized_incremental_binary::do_check_inputs): New method.
3309 (Incremental_checker::can_incrementally_link_output_file): Use
3310 Sized_incremental_binary::check_inputs.
3311 (Incremental_inputs::report_command_line): Save command line in
3314 (Incremental_binary::find_incremental_inputs_section): New
3316 (Incremental_binary::do_find_incremental_inputs_section): Add
3317 strtab_shndx parameter.
3318 (Incremental_binary::do_check_inputs): New pure virtual method.
3319 (Sized_incremental_binary::do_check_inputs): Declare.
3320 (Incremental_checker::Incremental_checker): Add incremental_inputs
3321 parameter, use it to initialize incremental_inputs_.
3322 (Incremental_checker::incremental_inputs_): New field.
3323 (Incremental_checker::command_line): New method.
3324 (Incremental_checker::inputs): New method.
3325 (Incremental_checker::command_line_): New field.
3327 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3329 * incremental.cc: Include <cstdarg> and "target-select.h".
3330 (vexplain_no_incremental): New function.
3331 (explain_no_incremental): New function.
3332 (Incremental_binary::error): New method.
3333 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3335 (make_sized_incremental_binary): New function.
3336 (open_incremental_binary): New function.
3337 (can_incrementally_link_file): Add checks if output is ELF and has
3339 * incremental.h: Include "elfcpp_file.h" and "output.h".
3340 (Incremental_binary): New class.
3341 (Sized_incremental_binary): New class.
3342 (open_incremental_binary): Declare.
3343 * object.cc (is_elf_object): Use
3344 elfcpp::Elf_recognizer::is_elf_file.
3345 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3346 * output.h (Output_file::filesize): New method.
3348 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3350 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3352 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3353 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3355 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3357 (Arm_relocate_functions::movw_abs_nc): New function.
3358 (Arm_relocate_functions::movt_abs): New function.
3359 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3360 (Arm_relocate_functions::thm_movt_abs): New function.
3361 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3362 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3363 (Scan::global): Likewise.
3364 (Relocate::relocate): Likewise.
3365 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3367 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3369 * arm.cc (Arm_relocate_functions::got_prel) New function.
3370 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3371 (Relocate::relocate): Likewise.
3372 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3374 2009-10-06 Ian Lance Taylor <iant@google.com>
3376 * options.h (class General_options): Define
3377 split_stack_adjust_size parameter.
3378 * object.h (class Object): Add uses_split_stack_ and
3379 has_no_split_stack_ fields. Add uses_split_stack and
3380 has_no_split_stack accessor functions. Declare
3381 handle_split_stack_section.
3382 (class Reloc_symbol_changes): Define.
3383 (class Sized_relobj): Define Function_offsets. Declare
3384 split_stack_adjust, split_stack_adjust_reltype, and
3386 * object.cc (Object::handle_split_stack_section): New function.
3387 (Sized_relobj::do_layout): Call handle_split_stack_section.
3388 * dynobj.cc (Sized_dynobj::do_layout): Call
3389 handle_split_stack_section.
3390 * reloc.cc (Sized_relobj::relocate_sections): Call
3391 split_stack_adjust for executable sections in split_stack
3392 objects. Pass reloc_map to relocate_section.
3393 (Sized_relobj::split_stack_adjust): New function.
3394 (Sized_relobj::split_stack_adjust_reltype): New function.
3395 (Sized_relobj::find_functions): New function.
3396 * target-reloc.h: Include "object.h".
3397 (relocate_section): Add reloc_symbol_changes parameter. Change
3399 * target.h (class Target): Add calls_non_split method. Declare
3400 do_calls_non_split virtual method. Declare match_view and
3402 * target.cc: Include "elfcpp.h".
3403 (Target::do_calls_non_split): New function.
3404 (Target::match_view): New function.
3405 (Target::set_view_to_nop): New function.
3406 * gold.cc (queue_middle_tasks): Give an error if mixing
3407 split-stack and non-split-stack objects with -r.
3408 * i386.cc (Target_i386::relocate_section): Add
3409 reloc_symbol_changes parameter.
3410 (Target_i386::do_calls_non_split): New function.
3411 * x86_64.cc (Target_x86_64::relocate_section): Add
3412 reloc_symbol_changes parameter.
3413 (Target_x86_64::do_calls_non_split): New function.
3414 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3416 * powerpc.cc (Target_powerpc::relocate_section): Add
3417 reloc_symbol_changes parameter.
3418 * sparc.cc (Target_sparc::relocate_section): Add
3419 reloc_symbol_changes parameter.
3420 * configure.ac: Call AM_CONDITIONAL for the default target.
3421 * configure: Rebuild.
3422 * testsuite/Makefile.am (TEST_AS): New variable.
3423 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3424 (check_DATA): Add split_i386 and split_x86_64 files.
3425 (SPLIT_DEFSYMS): Define.
3426 (split_i386_[1234n].o): New targets.
3427 (split_i386_[124]): New targets.
3428 (split_i386_[1234r].stdout): New targets.
3429 (split_x86_64_[1234n].o): New targets.
3430 (split_x86_64_[124]): New targets.
3431 (split_x86_64_[1234r].stdout): New targets.
3432 (MOSTLYCLEANFILES): Add new executables.
3433 * testsuite/split_i386.sh: New file.
3434 * testsuite/split_x86_64.sh: New file.
3435 * testsuite/split_i386_1.s: New file.
3436 * testsuite/split_i386_2.s: New file.
3437 * testsuite/split_i386_3.s: New file.
3438 * testsuite/split_i386_4.s: New file.
3439 * testsuite/split_i386_n.s: New file.
3440 * testsuite/split_x86_64_1.s: New file.
3441 * testsuite/split_x86_64_2.s: New file.
3442 * testsuite/split_x86_64_3.s: New file.
3443 * testsuite/split_x86_64_4.s: New file.
3444 * testsuite/split_x86_64_n.s: New file.
3445 * testsuite/testfile.cc (Target_test): Update relocation_section
3447 * testsuite/Makefile.in: Rebuild.
3449 2009-10-06 Ian Lance Taylor <iant@google.com>
3451 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3452 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3453 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3454 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3455 the address on ldo_addrs_.
3456 (Target_i386::Relocate::fix_up_ldo): New function.
3458 2009-10-06 Rafael Espindola <espindola@google.com>
3460 * plugin.cc (add_input_library): New.
3461 (Plugin::load): Add add_input_library to tv.
3462 (Plugin_manager::add_input_file): Add the is_lib argument.
3463 (add_input_file): Update call to Plugin_manager::add_input_file.
3464 (add_input_library): New.
3465 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3467 2009-09-30 Doug Kwan <dougkwan@google.com>
3469 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3470 symbol and call Symbol::may_need_copy_reloc to determine if
3471 a copy reloc is needed.
3472 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3473 nocopyreloc is given in command line.
3474 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3475 given in command line.
3476 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3477 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3478 of the removed Target_i386::may_need_copy_reloc.
3479 * options.h (copyreloc): New option with default value false.
3480 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3481 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3482 instead of the removed Target_powerpc::may_need_copy_reloc.
3483 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3484 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3485 instead of the removed Target_sparc::may_need_copy_reloc.
3486 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3487 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3488 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3489 instead of the removed Target_x86_64::may_need_copy_reloc.
3491 2009-09-30 Ian Lance Taylor <iant@google.com>
3493 * object.h (class Object): Remove target_ field, and target,
3494 sized_target, and set_target methods.
3495 (Object::sized_target): Remove.
3496 (class Sized_relobj): Update declarations. Remove sized_target.
3497 * object.cc (Sized_relobj::setup): Remove target parameter.
3499 (Input_objects::add_object): Don't do anything with the target.
3500 (make_elf_sized_object): Add punconfigured parameter. Change all
3501 callers. Set or test parameter target.
3502 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3504 * parameters.cc (Parameters::set_target): Change parameter type to
3506 (Parameters::default_target): Remove.
3507 (set_parameters_target): Change parameter type to be non-const.
3508 (parameters_force_valid_target): New function.
3509 (parameters_clear_target): New function.
3510 * parameters.h (class Parameters): Update declarations. Remove
3511 default_target method. Add sized_target and clear_target
3512 methods. Change target_ to be non-const.
3513 (set_parameters_target): Update declaration.
3514 (parameters_force_valid_target): Declare.
3515 (parameters_clear_target): Declare.
3516 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3517 as NULL if we aren't searching.
3518 (Add_symbols::run): Don't check for compatible target.
3519 * fileread.cc (Input_file::open_binary): Call
3520 parameters_force_valid_target.
3521 * gold.cc (queue_middle_tasks): Likewise.
3522 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3523 set_target on object.
3524 * dynobj.h (class Sized_dynobj): Update declarations.
3525 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3526 make_elf_object returns NULL.
3527 (Archive::include_member): Don't check whether object target is
3529 * output.cc (Output_section::add_input_section): Get target from
3531 (Output_section::relax_input_section): Likewise.
3532 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3534 (Sized_relobj::do_scan_relocs): Likewise.
3535 (Sized_relobj::relocate_sections): Likewise.
3536 * resolve.cc (Symbol_table::resolve): Likewise.
3537 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3538 parameter. Change all callers.
3539 (Symbol_table::add_from_object): Get target from parameters.
3540 (Symbol_table::add_from_relobj): Don't check object target.
3541 (Symbol_table::add_from_dynobj): Likewise.
3542 (Symbol_table::define_special_symbol): Get target from
3544 * symtab.h (class Symbol_table): Update declaration.
3545 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3546 parameter. Change all callers. Clear parameter target.
3547 (Binary_test): Test target here.
3548 * testsuite/object_unittest.cc (gold_testsuite): Remove
3549 target_test_pointer parameter. Change all callers.
3550 (Object_test): Test target here.
3552 2009-09-26 Ian Lance Taylor <iant@google.com>
3554 * testsuite/initpri1.c: Don't try to use constructor priorities if
3555 compiling with gcc before 4.3.
3557 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3559 * testsuite/retain_symbols_file_test.sh (check_present): Change
3560 output file name to retain_symbols_file_test.stdout.
3561 (check_absent): Likewise.
3563 2009-09-18 Craig Silverstein <csilvers@google.com>
3565 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3566 * options.cc: Include <cerrno> and <fstream>.
3567 (General_options::finalize): Parse -retain-symbols-file tag.
3568 * options.h: New flag.
3569 (General_options): New method should_retain_symbol, new
3570 variable symbols_to_retain.
3571 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3572 should_retain_symbol map.
3573 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3574 * testsuite/Makefile.in: Regenerate.
3575 * testsuite/retain_symbols_file_test.sh: New file.
3577 2009-09-18 Nick Clifton <nickc@redhat.com>
3579 * po/es.po: Updated Spanish translation.
3581 2009-09-17 Doug Kwan <dougkwan@google.com>
3583 * debug.h (DEBUG_RELAXATION): New constant.
3584 (DEBUG_ALL): Add DEBUG_RELAXATION.
3585 (debug_string_to_enum): Add relaxation debug option.
3587 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3588 Layout::Relaxation_debug_check::read_sections,
3589 Layout::Relaxation_debug_check::read_sections): New method definitions.
3590 (Layout::Layout): Initialize data members
3591 record_output_section_data_from_scrips_,
3592 script_output_section_data_list_ and relaxation_debug_check_.
3593 (Layout::save_segments, Layout::restore_segments,
3594 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3595 Layout::relaxation_loop_body): New method definitions.
3596 (Layout::finalize): Support relaxation. Move section layout code to
3597 Layout::relaxation_loop_body.
3598 (Layout::set_asection_address_from_script): Move code for orphan
3599 section placement out.
3600 (Layout::place_orphan_sections_in_script): New method definition.
3601 * layout.h (Output_segment_headers, Output_file_header):
3602 New forward class declarations.
3603 (Layout::~Layout): Define.
3604 (Layout::new_output_section_data_from_script): New method definition.
3605 (Layout::place_orphan_sections_in_script): New method declaration.
3606 (Layout::Segment_states): New type declaration.
3607 (Layout::save_segments, Layout::restore_segments,
3608 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3609 Layout::relaxation_loop_body): New method declarations.
3610 (Layout::Output_section_data_list): New type declaration.
3611 (Layout::Relaxation_debug_check): New class definition.
3612 (Layout::record_output_section_data_from_script_,
3613 Layout::script_output_section_data_list_, Layout::segment_states_,
3614 Layout::relaxation_debug_check_): New data members.
3615 * output.cc: (Output_section_headers::do_size): New method definition.
3616 (Output_section_headers::Output_section_headers): Move size
3617 computation to Output_section_headers::do_size.
3618 (Output_segment_headers::do_size): New method definition.
3619 (Output_file_header::Output_file_header): Move size computation to
3620 Output_file_header::do_size and call it.
3621 (Output_file_header::do_size): New method definition.
3622 (Output_data_group::Output_data_group): Adjust call to
3623 Output_section_data.
3624 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3625 (Output_symtab_xindex::do_write): Add array bound check.
3626 (Output_section::Input_section::print_to_mapfile): Handle
3627 RELAXED_INPUT_SECTION_CODE.
3628 (Output_section::Output_section): Initialize data member checkpoint_.
3629 (Output_section::~Output_section): Delete checkpoint object pointed
3631 (Output_section::add_input_section): Always add an Input_section if
3633 (Output_section::add_merge_input_section): Add assert.
3634 (Output_section::relax_input_section): New method definition.
3635 (Output_section::set_final_data_size): Set load address to zero for
3636 an unallocated section.
3637 (Output_section::do_address_and_file_offset_have_reset_values):
3638 New method definition.
3639 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3640 Handle relaxed input section.
3641 (Output_section::sort_attached_input_sections): Checkpoint input
3642 section list lazily.
3643 (Output_section::get_input_sections): Change type of input_sections to
3644 list of Simple_input_section pointers. Checkpoint input section list
3645 lazily. Also handle relaxed input sections.
3646 (Output_section::add_input_section_for_script): Take a reference to
3647 a Simple_input_section object instead of Relobj pointer and section
3648 index as parameter. Handle relaxed input sections.
3649 (Output_section::save_states, Output_section::restore_states): New
3651 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3652 (Output_data::is_data_size_fixed): New method definition.
3653 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3655 (Output_data::address_and_file_offset_have_reset_values): New method
3657 (Output_data::do_address_and_file_offset_have_reset_values): New method
3659 (Output_data::set_data_size): Check that data size is not fixed.
3660 (Output_data::fix_data_size): New method definition.
3661 (Output_data::is_data_size_fixed_): New data member.
3662 (Output_section_headers::set_final_data_size): New method definition.
3663 (Output_section_headers::do_size): New method declaration.
3664 (Output_segment_headers::set_final_data_size): New method definition.
3665 (Output_segment_headers::do_size): New method declaration.
3666 (Output_file_header::set_final_data_size)::New method definition.
3667 (Output_file_header::do_size)::New method declaration.
3668 (Output_section_data::Output_section_data): Add new parameter
3669 is_data_size_fixed and use it to fix data size.
3670 (Output_data_const::Output_data_const): Adjust call to base class
3671 constructor and fix data size.
3672 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3673 base class constructor and fix data size.
3674 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3675 base class constructor and fix data size.
3676 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3677 class constructor and fix data size.
3678 (Output_data_group::set_final_data_size): New method definition.
3679 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3680 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3681 class constructor and fix data size.
3682 (Output_relaxed_input_section): New class definition.
3683 (Output_section::Simple_input_section): New class definition.
3684 (Output_section::get_input_sections): Adjust parameter list.
3685 (Output_section::add_input_section_for_script): Same.
3686 (Output_section::save_states, Output_section::restore_states,
3687 Output_section::do_address_and_file_offset_have_reset_values,
3688 (Output_section::Input_section::Input_section): Handle
3689 RELAXED_INPUT_SECTION_CODE. Add new overload for
3690 Output_relaxed_input_section.
3691 (Output_section::Input_section::is_input_section,
3692 Output_section::Input_section::set_output_section): Handle relaxed
3694 (Output_section::Input_section::is_relaxed_input_section,
3695 Output_section::Input_section::output_section_data,
3696 Output_section::Input_section::relaxed_input_section): New method
3698 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3700 (Output_section::Input_section::u1_): Update comments.
3701 (Output_section::Input_section::u2_): Add new union member poris.
3702 (Output_section::Checkpoint_output_section): New classs definition.
3703 (Output_section::relax_input_section): New method declaration.
3704 (Output_section::checkpoint_): New data member.
3705 (Output_segment): Update comments.
3706 (Output_segment::Output_segment): Un-privatize copy constructor.
3707 (Output_segment::operator=): Un-privatize.
3708 * script-sections.cc (Output_section_element::Input_section_list):
3709 Change element type to Output_section::Simple_input_section.
3710 (Output_section_element_dot_assignment::set_section_addresses):
3711 Register output section data for relaxation clean up.
3712 (Output_data_exression::Output_data_expression): Adjust call to base
3713 constructor to fix data size.
3714 (Output_section_element_data::set_section_addresses): Register
3715 Output_data_expression object for relaxation clean up.
3716 (struct Input_section_info): Replace Relobj pointer and section index
3717 pair with Output_section::Simple_input_section and Convert struct to a
3719 (Input_section_sorter::operator()): Adjust access to
3720 Input_section_info data member to use accessors.
3721 (Output_section_element_input::set_section_addresses): Use layout
3722 parameter. Adjust code to use Output_section::Simple_input_section
3723 and Input_secction_info classes. Register filler for relaxation
3725 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3726 and section index pair with Output_section::Simple_input_section
3727 class. Adjust code accordingly.
3728 (Phdrs_element::release_segment): New method definition.
3729 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3731 (Script_sections::release_segments): New method definition.
3732 * gold/script-sections.h (Script_sections::release_segments): New
3734 * gold/target.h (Target::may_relax, Target::relax,
3735 Target::do_may_relax, Target::do_relax): New method definitions.
3737 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3739 * arm.cc (has_signed_unsigned_overflow): New function.
3740 (Arm_relocate_functions::abs8): New function.
3741 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3742 (Target_arm::Scan::global): Likewise.
3743 (Target_arm::relocate::relocate): Likewise.
3744 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3747 2009-09-16 Cary Coutant <ccoutant@google.com>
3749 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3750 * testsuite/Makefile.in: Regenerate.
3752 2009-09-11 Nick Clifton <nickc@redhat.com>
3754 * po/gold.pot: Updated by the Translation project.
3756 2009-09-08 Cary Coutant <ccoutant@google.com>
3758 * output.cc (Output_file::open): Add execute permission to empty file.
3759 * testsuite/Makefile.am (permission_test): New test.
3760 * testsuite/Makefile.in: Regenerate.
3762 2009-09-02 Ian Lance Taylor <iant@google.com>
3764 * output.cc (Output_file::resize): Call map_no_anonymous rather
3767 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3769 * gold.cc: Include "incremental.h".
3770 (queue_initial_tasks): Call Incremental_checker methods.
3771 * incremental.cc: Include "output.h".
3772 (Incremental_checker::can_incrementally_link_output_file): New
3774 * incremental.h (Incremental_checker): New class.
3776 * output.cc (Output_file::open_for_modification): New method.
3777 (Output_file::map_anonymous): Changed return type to bool. Record
3779 (Output_file::map_no_anonymous): New method, broken out of map.
3780 (Output_file::map): Use map_no_anonymous and map_anonymous.
3781 * output.h (class Output_file): Update declarations.
3783 2009-08-24 Cary Coutant <ccoutant@google.com>
3785 * options.h (Command_line::Pre_options): New class.
3786 (Command_line::pre_options): New member.
3787 * options.cc (gold::options::ready_to_register): New variable.
3788 (One_option::register_option): Do nothing if not registering options.
3789 Assert if same short option registered twice.
3790 (General_options::General_options): Turn off option registration when
3792 (Command_line::Pre_options::Pre_options): New constructor.
3794 2009-08-24 Cary Coutant <ccoutant@google.com>
3796 * options.h (General_options::no_keep_memory): Remove incorrect
3799 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3801 * Makefile.am (am__skiplex, am__skipyacc): New.
3802 * Makefile.in: Regenerate.
3804 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3806 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3807 (INCLUDES): ... this.
3808 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3809 (AM_CPPFLAGS): Renamed from ...
3810 (INCLUDE): ... this.
3811 * Makefile.in, testsuite/Makefile.in: Regenerate.
3813 * Makefile.in: Regenerate.
3814 * aclocal.m4: Likewise.
3815 * config.in: Likewise.
3816 * configure: Likewise.
3817 * testsuite/Makefile.in: Likewise.
3819 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3820 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3821 * Makefile.in: Regenerate.
3822 * testsuite/Makefile.in: Regenerate.
3824 2009-08-19 Cary Coutant <ccoutant@google.com>
3826 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3827 symbols in shared libraries overridden by hidden or internal symbols
3828 in the main program.
3830 2009-08-19 Chris Demetriou <cgd@google.com>
3832 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3833 checking source file names in error messages.
3835 2009-08-18 Doug Kwan <dougkwan@google.com>
3837 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3838 an elcpp::Ehdr as parameter. Adjust call to set_target.
3839 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3840 an elfcpp::Ehdr as parameter.
3841 * object.cc (Object::set_target): Remove the version that looks up
3842 a target and sets it.
3843 (Sized_relobj::setup): Take a Target object instead of
3844 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3845 (make_elf_sized_object): Find target and ask target to
3847 * object.h: (Object::set_target): Remove the version that looks up
3848 a target and sets it.
3849 (Sized_relobj::setup): Take a Target object instead of
3850 an elfcpp:Ehdr as parameter.
3851 * target.cc: Include dynobj.h.
3852 (Target::do_make_elf_object_implementation): New.
3853 (Target::do_make_elf_object): New.
3854 * target.h (Target::make_elf_object): New template declaration.
3855 (Target::do_make_elf_object): New method declarations.
3856 (Target::do_make_elf_object_implementation): New template declaration.
3858 2009-08-14 Ian Lance Taylor <iant@google.com>
3860 * gold.h (FUNCTION_NAME): Define.
3861 (gold_unreachable): Use FUNCTION_NAME.
3863 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3865 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3866 symbol in the --keep-unique list is not found.
3868 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3870 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3871 been maked as --keep-unique.
3872 (Icf::unfold_section): New function.
3873 * icf.h (Icf::unfold_section): New function.
3874 * options.h (General_options::keep_unique): New option.
3875 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3876 * testsuite/Makefile.in: Regenerate.
3877 * testsuite/icf_keep_unique_test.sh: New file.
3878 * testsuite/icf_keep_unique_test.cc: New file.
3880 2009-08-12 Cary Coutant <ccoutant@google.com>
3883 * resolve.cc (Symbol_table::resolve): Check for references from
3884 dynamic objects to hidden and internal symbols.
3885 * testsuite/Makefile.am (hidden_test.sh): New test.
3886 * testsuite/Makefile.in: Regenerate.
3887 * testsuite/hidden_test.sh: New script.
3888 * testsuite/hidden_test_1.c: New test source.
3889 * testsuite/hidden_test_main.c: New test source.
3891 2009-08-11 Doug Kwan <dougkwan@google.com>
3893 * arm.cc: Update comments.
3894 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3895 segment to locate the .ARM.exidx section if present.
3897 2009-08-09 Doug Kwan <dougkwan@google.com>
3899 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3902 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3903 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3906 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3908 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3909 valid tls_segment only for non-debug-section relocations.
3910 * testsuite/Makefile.am: Add gc_tls_test.
3911 * testsuite/Makefile.in: Regenerate.
3912 * testsuite/gc_tls_test.cc: New file.
3913 * testsuite/gc_tls_test.sh: New file.
3915 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3919 * Makefile.am (CCFILES): Add icf.cc.
3921 * Makefile.in: Regenerate.
3922 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3923 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3924 section, symbol and addend information for the relocs.
3925 * gold.cc (queue_middle_tasks): Call identical code folding.
3926 * gold.h: Add defines for multimap.
3927 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3928 to the call of finalize_local_symbols.
3929 * main.cc (main): Create object of class Icf.
3930 * object.cc (Sized_relobj::do_layout): Allow this function to be
3931 called twice during icf.
3932 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3933 to sections marked as identical by icf.
3934 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3936 (Sized_relobj::do_section_entsize): New function.
3937 * object.h (Object::section_entsize): New function.
3938 (Object::do_section_entsize): New pure virtual function.
3939 (Relobj::finalize_local_symbols): Add new parameter.
3940 (Relobj::do_section_entsize): New function.
3941 * options.h (General_options::icf): New option.
3942 (General_options::icf_iterations): New option.
3943 (General_options::print_icf_sections): New option.
3944 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3945 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3946 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3948 * symtab.cc (Symbol_table::is_section_folded): New function.
3949 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3950 to sections marked as identical by icf.
3951 * symtab.h (Symbol_table::set_icf): New function.
3952 (Symbol_table::icf): New function.
3953 (Symbol_table::is_section_folded): New function.
3954 (Symbol_table::icf_): New data member.
3955 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3956 * testsuite/Makefile.am: Add commands to build icf_test.
3957 * testsuite/Makefile.in: Regenerate.
3958 * testsuite/icf_test.sh: New file.
3959 * testsuite/icf_test.cc: New file.
3961 2009-07-24 Chris Demetriou <cgd@google.com>
3963 * layout.cc (is_compressible_debug_section): Fix incorrect
3964 comment about compressed section names.
3966 2009-07-20 Ian Lance Taylor <ian@airs.com>
3969 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3971 2009-07-16 Ian Lance Taylor <iant@google.com>
3974 * layout.h: #include <map>.
3975 (class Kept_section): Change from struct to class. Add accessors
3976 and setters. Add section size to Comdat_group mapping. Change
3977 Comdat_group to std::map. Add is_comdat_ field. Add
3978 linkonce_size field in union.
3979 (class Layout): Update declaration of find_or_add_kept_section.
3980 Don't declare find_kept_object.
3981 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3982 parameter. Add object, shndx, is_comdat, and is_group_name
3983 parameters. Change all callers. Adjust for new Kept_section.
3984 (Layout::find_kept_object): Remove.
3985 * object.cc (Sized_relobj::include_section_group): Update use of
3986 Kept_section. Rename secnum to shndx. Only record
3987 Kept_comdat_section if sections are the same size.
3988 (Sized_relobj::include_linkonce_section): Update use of
3989 Kept_section. Only record Kept_comdat_section if sections are the
3990 same size. Set size of linkonce section.
3991 (Sized_relobj::map_to_kept_section): Update call to
3992 get_kept_comdat_section.
3993 * object.h (class Sized_relobj): Rename fields in
3994 Kept_comdat_section to drop trailing underscores; change object
3995 field to Relobj*. Change Kept_comdat_section_table to store
3996 struct rather than pointer.
3997 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3998 Add kept_object and kept_shndx parameters. Change all callers.
3999 (Sized_relobj::get_kept_comdat_section): Change return type to
4000 bool. Add kept_object and kept_shndx parameters. Change all
4002 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4003 Layout::find_or_add_kept_section.
4005 2009-07-09 Ian Lance Taylor <iant@google.com>
4007 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4008 Reserve space in the hash table.
4010 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4012 * fileread.cc (File_read::get_mtime): New method.
4013 * fileread.h (Timespec): New structure.
4014 (File_read::get_mtime): New method.
4015 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4016 Renamed from timestamp_nsec.
4017 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4019 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4021 (Incremental_inputs::report_archive): Save mtime; style fix.
4022 (Incremental_inputs::report_obejct): Save mtime; style fix.
4023 (Incremental_inputs::report_script): Save mtime; style fix.
4024 (Incremental_inputs::finalize_inputs): Style fix.
4025 (Incremental_inputs::finalize): Style fix.
4026 (Incremental_inputs::create_input_section_data): Store inputs
4028 * incremental.h (Incremental_inputs::report_script): Add mtime
4030 (Incremental_inputs::Input_info::Input_info): Intialize only one
4032 (Incremental_inputs::Input_info::archive): Move to nameless
4034 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4035 (Incremental_inputs::Input_info::script): Move to nameless union.
4036 (Incremental_inputs::mtime): New field.
4037 * script.cc (read_input_script): Pass file mtime to
4039 * script.h (Script_info::inputs): Style fix.
4041 2009-07-01 Ian Lance Taylor <ian@airs.com>
4043 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4046 2009-06-24 Ian Lance Taylor <iant@google.com>
4049 * layout.cc (Layout::choose_output_section): If we find an
4050 existing section, update the flags.
4051 (Layout::create_notes): New function, broken out of
4053 (Layout::finalize): Don't create note sections.
4054 (Layout::create_note): Don't crash if linker script discards
4056 (Layout::create_gold_note): Likewise.
4057 (Layout::create_build_id): Likewise. Don't set
4058 after_input_sections on the section.
4059 (Layout::create_executable_stack_info): Remove target parameter.
4061 * layout.h (class Layout): Declare create_notes. Update
4062 declaration of create_executable_stack_info.
4063 * gold.cc (queue_middle_tasks): Call create_notes.
4064 * output.cc (Output_section::update_flags_for_input_section): Move
4065 here from output.h. If SHF_ALLOC flag is newly set, mark address
4067 * output.h (Output_data::mark_address_invalid): New function.
4068 (class Output_section): Only declare, not define,
4069 update_flags_for_input_section. Remove set_flags.
4071 2009-06-24 Ian Lance Taylor <iant@google.com>
4073 * script-sections.cc (Output_section_definition::
4074 set_section_addresses): Rename shadowing local load_address to
4077 2009-06-24 Ian Lance Taylor <iant@google.com>
4080 * reloc.cc (relocate_sections): Skip empty relocation sections.
4082 2009-06-23 Ian Lance Taylor <iant@google.com>
4085 * layout.cc (Layout::create_note): Use choose_output_section
4086 rather than make_output_section.
4088 2009-06-23 Ian Lance Taylor <iant@google.com>
4091 * options.cc (General_options::parse_V): Set printed_version_.
4092 (General_options::General_options): Initialize printed_version_.
4093 * options.h (class General_options): Add printed_version_ field.
4094 * gold.cc (queue_initial_tasks): If there are no input files,
4095 don't give a fatal error if we printed the version information.
4096 (queue_middle_tasks): If using -r with a shared object, give a
4097 fatal error rather than an ordinary error.
4099 2009-06-23 Ian Lance Taylor <iant@google.com>
4102 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4103 (Layout::make_output_section): Set have_stabstr_section_ if we see
4104 a .stab*str section.
4105 (Layout::finalize): Call link_stabs_sections.
4106 (Layout::link_stabs_sections): New file.
4107 * layout.h (class Layout): Add have_stabstr_section_ field.
4108 Declare link_stabs_sections.
4110 2009-06-23 Doug Kwan <dougkwan@google.com>
4112 * Makefile.am (libgold_a_LIBADD): New.
4113 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4114 * Makefile.in: Regenerate.
4115 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4116 * configure: Regenerate.
4117 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4118 * fileread.cc: Include sys/state.h
4119 * gold.h: Declare memmem and strndup if found missing.
4120 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4122 2009-06-23 Ian Lance Taylor <iant@google.com>
4124 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4125 * configure: Rebuild.
4127 2009-06-23 Ian Lance Taylor <iant@google.com>
4130 * object.cc (Object::section_contents): Don't try to get a view if
4131 the section has length zero.
4132 (Object::handle_gnu_warning_section): If the section is empty, use
4133 the name of the section as the warning.
4135 2009-06-23 Ian Lance Taylor <iant@google.com>
4138 * stringpool.h (class Stringpool_template): Add optimize_ field.
4139 (Stringpool_template::set_optimize): New function.
4140 * stringpool.cc (Stringpool_template::Stringpool_template):
4141 Initialize optimize_ field.
4142 (Stringpool_template::set_string_offsets): Test local optimize
4143 fild rather than parameter.
4144 * layout.cc (Layout::Layout): Call set_optimize on the section
4147 2009-06-22 Ian Lance Taylor <iant@google.com>
4150 * yyscript.y: Parse TARGET.
4151 * script.cc (script_set_target): New function.
4152 * script-c.h (script_set_target): Declare.
4153 * options.cc (General_options::string_to_object_format): Rename
4154 from string_to_object_format in anonymous namespace. Change
4156 * options.h (class General_options): Declare
4157 string_to_object_format.
4159 2009-06-22 Ian Lance Taylor <iant@google.com>
4161 * script-sections.cc (Script_sections::create_segments): Don't put
4162 program headers in a PT_LOAD segment if -n or -N.
4164 2009-06-22 Ian Lance Taylor <iant@google.com>
4167 * options.h (class General_options): Add -z lazy and -z now. Sort
4168 -z options into alphabetical order.
4169 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4171 2009-06-21 Ian Lance Taylor <iant@google.com>
4173 * layout.cc (Layout::make_output_section): Call
4174 Target::new_output_section.
4175 (Layout::attach_allocated_section_to_segment): Put large section
4176 sections in a separate load segment with the large segment flag
4178 (Layout::segment_precedes): Sort large data segments after other
4180 (align_file_offset): New static function.
4181 (Layout::set_segment_offsets): Use align_file_offset.
4182 * output.h (class Output_section): Add is_small_section_ and
4183 is_large_section_ fields.
4184 (Output_section::is_small_section): New function.
4185 (Output_section::set_is_small_section): New function.
4186 (Output_section::is_large_section): New function.
4187 (Output_section::set_is_large_section): New function.
4188 (Output_section::is_large_data_section): New function.
4189 (class Output_segment): Add is_large_data_segment_ field.
4190 (Output_segment::is_large_data_segment): New function.
4191 (Output_segment::set_is_large_data_segment): New function.
4192 * output.cc (Output_section::Output_section): Initialize new
4194 (Output_segment::Output_segment): Likewise.
4195 (Output_segment::add_output_section): Add assertion that large
4196 data sections always go in large data segments. Force small data
4197 sections to the end of the list of data sections. Force small BSS
4198 sections to the start of the list of BSS sections. For large BSS
4199 sections to the end of the list of BSS sections.
4200 * symtab.h (class Symbol): Declare is_common_shndx.
4201 (Symbol::is_defined): Check Symbol::is_common_shndx.
4202 (Symbol::is_common): Likewise.
4203 (class Symbol_table): Define enum Commons_section_type. Update
4204 declarations. Add small_commons_ and large_commons_ fields.
4205 * symtab.cc (Symbol::is_common_shndx): New function.
4206 (Symbol_table::Symbol_table): Initialize new fields.
4207 (Symbol_table::add_from_object): Put small and large common
4208 symbols in the right list.
4209 (Symbol_table::sized_finalized_symbol): Check
4210 Symbol::is_common_shndx.
4211 (Symbol_table::sized_write_globals): Likewise.
4212 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4213 common symbol lists. Don't call do_allocate_commons_list if the
4215 (Symbol_table::do_allocate_commons_list): Remove is_tls
4216 parameter. Add comons_section_type parameter. Change all
4217 callers. Handle small and large common symbols.
4218 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4219 Symbol::is_common_shndx.
4220 * resolve.cc (symbol_to_bits): Likewise.
4221 * target.h (Target::small_common_shndx): New function.
4222 (Target::small_common_section_flags): New function.
4223 (Target::large_common_shndx): New function.
4224 (Target::large_common_section_flags): New function.
4225 (Target::new_output_section): New function.
4226 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4227 small_common_section_flags, and large_common_section_flags
4229 (Target::do_new_output_section): New virtual function.
4230 * arm.cc (Target_arm::arm_info): Initialize new fields.
4231 * i386.cc (Target_i386::i386_info): Likewise.
4232 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4234 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4235 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4236 (Target_x86_64::do_new_output_section): New function.
4237 * configure.ac: Define conditional MCMODEL_MEDIUM.
4238 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4239 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4240 (large_LDFLAGS): Define.
4241 * testsuite/large.c: New file.
4242 * testsuite/testfile.cc (Target_test::test_target_info):
4243 Initialize new fields.
4244 * configure, testsuite/Makefile.in: Rebuild.
4246 2009-06-05 Doug Kwan <dougkwan@google.com>
4248 * Makefile.am (CCFILES): Add target.cc.
4249 * Makefile.in: Regenerate.
4250 * i386.cc (class Target_i386): Define new virtual method to
4251 override do_is_local_label_name in parent.
4252 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4253 local symbols if --discard-locals or -X is given.
4254 * options.h (class General_options): Declare new options
4255 '--discard-locals' and '-X' for discarding locals.
4256 * target.h (class Target): Define new methods is_local_label_name.
4257 Declare new virtual method do_is_local_label_name.
4258 * target.cc: New file.
4259 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4260 (check_SCRIPTS): Add discard_locals_test.sh.
4261 (check_DATA): Add discard_local_tests.syms.
4262 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4263 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4264 * testsuite/Makefile.in: Regenerate.
4265 * testsuite/discard_locals_test.c: New file.
4266 * testsuite/discard_locals_test.sh: Same.
4268 2009-06-05 Doug Kwan <dougkwan@google.com>
4270 * object.cc (Sized_relobj::Sized_relobj): Initialize
4271 discarded_eh_frame_shndx_ to -1U.
4272 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4274 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4275 a discarded .eh_frame section.
4276 (Sized_relobj::do_finalize_local_symbols): Ditto.
4277 * object.h (class Sized_relobj): Declare new member
4278 discarded_eh_frame_shndx_.
4279 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4280 (local_labels_test.o, local_labels_test): New rules.
4281 * testsuite/Makefile.in: Regenerate.
4283 2009-06-04 Doug Kwan <dougkwan@google.com>
4285 * layout.cc (Layout::section_name_mapping): Add mapping for
4286 special ARM sections.
4288 2009-06-03 Doug Kwan <dougkwan@google.com>
4290 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4291 (utils::has_overflow): Same.
4293 2009-06-03 Ian Lance Taylor <iant@google.com>
4295 * layout.cc (Layout::section_name_mapping): New array, replacing
4296 Layout::linkonce_mapping.
4297 (Layout::section_name_mapping_count): New variable, replacing
4298 Layout::linkonce_mapping_count.
4299 (Layout::linkonce_output_name): Remove.
4300 (Layout::output_section_name): Rewrite.
4301 * layout.h (class Layout): Rename Linkonce_mapping to
4302 Section_name_mapping, linkonce_mapping to section_name_mapping,
4303 linkonce_mapping_count to section_name_mapping_count. Don't
4304 declare linkonce_output_name.
4306 2009-06-03 Doug Kwan <dougkwan@google.com>
4308 * gold/arm.cc (namespace utils): New.
4309 (Target_arm::reloc_is_non_pic): Define new method.
4310 (class Arm_relocate_functions): New.
4311 (Target_arm::Relocate::relocate): Handle relocation types used by
4314 2009-06-03 Ian Lance Taylor <iant@google.com>
4316 * arm.cc (Target_arm::scan::global): Use || instead of |.
4318 2009-06-02 Doug Kwan <dougkwan@google.com>
4320 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4321 issued_non_pic_error_.
4322 (class Target_arm::Scan): Declare new method check_non_pic.
4323 Define new method symbol_needs_plt_entry.
4324 Declare new data member issued_non_pic_error_.
4325 (class Target_arm::Relocate): Declare new method
4326 should_apply_static_reloc.
4327 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4328 (Target_arm::Scan::check_non_pic): Define new method.
4329 (Target_arm::Scan::local): Handle a small subset of reloc types used
4331 (Target_arm::Scan::local): Same.
4332 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4334 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4336 * incremental.cc (Incremental_inputs::report_command_line): Filter
4337 out --incremental-* options.
4339 2009-05-29 Doug Kwan <dougkwan@google.com>
4341 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4343 (class Target_arm): Update comment.
4344 (Target_arm::Target_arm): Initialize new data members GOT_,
4345 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4346 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4347 and Target_arm::rel_dyn_section.
4348 Declare new_enum Target_arm::Got_type.
4349 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4351 Update commments for member do_dynsym_value.
4352 (Target_arm::got_size, Target_arm::plt_section,
4353 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4354 new methods inside class defintion.
4355 (Target_arm::got_section): Define new method.
4356 (Target_arm::rel_dyn_section): Same.
4357 (Output_data_plt_arm): New template class.
4358 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4359 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4360 (Output_data_plt_arm::add_entry): Same.
4361 (Output_data_plt_arm::first_plt_entry): Define new
4362 static data member for PLT instruction template.
4363 (Output_data_plt_arm::plt_entry): Same.
4364 (Output_data_plt_arm::do_write): Define new method.
4365 (Target_arm::make_plt_entry): Same.
4366 (Target_arm::do_finalize_sections): Same.
4367 (Target_arm::do_dynsym_value): Same.
4369 2009-05-28 Doug Kwan <dougkwan@google.com>
4371 * Makefile.am (TARGETSOURCES): Add arm.cc.
4372 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4373 * Makefile.in: Regenerate.
4375 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4377 2009-05-26 Doug Kwan <dougkwan@google.com>
4379 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4380 (General_options::check_excluded_libs): Strip off directories in
4381 archive name before matching like GNU ld does.
4382 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4383 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4384 (exclude_libs_test_LDFLAGS): Add linker option
4385 -Wl,--exclude-libs,libexclude_libs_test_3
4386 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4387 an explicit archive without using -l.
4388 (alt/libexclude_libs_test_3.a): New make rule.
4389 * testsuite/Makefile.in: Regenerate.
4390 * testsuite/exclude_libs_test.c : Declare lib3_default().
4392 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4393 * exclude_libs_test_3.c: New file.
4395 2009-05-26 Nick Clifton <nickc@redhat.com>
4397 * po/id.po: New Indonesian translation.
4398 * po/gold.pot: Updated template file.
4400 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4402 * testsuite/Makefile.am: Add -ffunction-sections to compile
4403 gc_comdat_test files. Add -Wl,--gc-sections to build
4405 * testsuite/Makefile.in: Regenerate.
4406 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4408 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4410 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4411 kept comdat section was garbage collected.
4412 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4413 * testsuite/Makefile.in: Regenerate.
4414 * testsuite/gc_comdat_test.sh: New file.
4415 * testsuite/gc_comdat_test_1.cc: New file.
4416 * testsuite/gc_comdat_test_2.cc: New file.
4418 2009-05-19 Doug Kwan <dougkwan@google.com>
4420 * archive.cc (Archive::Archive): Move constructor from archive.h
4421 to here. Initialize no_export_.
4422 (Archive::get_elf_object_for_member): Set no_export flag of object.
4423 * archive.h (Archive::Archive): Move constructor body to
4425 (Archive::no_export): New method.
4426 (Archive::no_export_): New field.
4427 * object.h (Object::Object): Initialize no_export_ to false.
4428 (Object::no_export, Object::set_no_export): New methods.
4429 (Object::no_export_): New field.
4430 * options.cc (General_options::parse_exclude_libs): New method.
4431 (General_options::check_excluded_libs) Same.
4432 * options.h (exclude_libs): New option.
4433 (General_options::check_excluded_libs): New method declaration.
4434 (General_options::excluded_libs_): New field.
4435 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4436 default or protected visibility if an object has no-export flag set.
4437 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4438 (check_SCRIPTS): Add exclude_libs_test.sh.
4439 (check_DATA): Add exclude_libs_test.syms.
4440 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4441 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4442 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4443 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4444 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4445 libexclude_libs_test_2.a): New rules.
4446 * testsuite/Makefile.in: Regenerate.
4447 * testsuite/exclude_libs_test.c: New file.
4448 * testsuite/exclude_libs_test.sh: Ditto.
4449 * testsuite/exclude_libs_test_1.c: Ditto.
4450 * testsuite/exclude_libs_test_2.c: Ditto.
4452 2009-05-15 Ian Lance Taylor <iant@google.com>
4454 * configure.ac: Check for declarations for cases where libiberty.h
4455 checks HAVE_DECL_xxx.
4456 * configure, config.in: Rebuild.
4458 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4460 * gold.h (Incremental_argument_list): Remove (invalid) forward
4462 * incremental.cc (Incremental_inputs::report_achive): New method.
4463 (Incremental_inputs::report_object): New method.
4464 (Incremental_inputs::report_script): New method.
4465 (Incremental_inputs::finalize_inputs): New method.
4466 (Incremental_inputs::finalize): Call finalize_inputs().
4467 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4468 Create inputs entries.
4469 * incremental.h (Incremental_input_type): New enum.
4470 (Incremental_inputs::Incremental_input): Initialize new fields.
4471 (Incremental_inputs::report_inputs): New method.
4472 (Incremental_inputs::report_achive): New method.
4473 (Incremental_inputs::report_object): New method.
4474 (Incremental_inputs::report_script): New method.
4475 (Incremental_inputs::finalize_inputs): New method.
4476 (Incremental_inputs::Input_info): New struct.
4477 (Incremental_inputs::Input_info_map): New typedef.
4478 (Incremental_inputs::lock_): New field.
4479 (Incremental_inputs::Inputs_): New field.
4480 (Incremental_inputs::Inputs_map): New field.
4481 * main.cc (main): Call Incremental_input::report_inputs.
4482 * options.h (Input_argument_list): Typedef moved from
4484 (Input_file_group::Files): Remove, use ::Input_argument_list.
4485 (Input_file_group::Input_argument_list): Remove, use
4486 ::Input_argument_list.
4487 * plugin.cc (Plugin_manager::add_input_file): Add error in
4489 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4491 * script.cc (read_input_script): Call
4492 Incremental_input::report_script.
4493 * script.h (Script_info): New class.
4495 2009-04-27 Ian Lance Taylor <iant@google.com>
4497 * x86_64.cc (do_adjust_output_section): Set entsize to
4500 2009-04-23 Elliott Hughes <enh@google.com>
4502 * output.cc (Output_file::close): After short writes, continue
4503 writing from the correct offset in the buffer being written.
4505 2009-04-23 Chris Demetriou <cgd@google.com>
4507 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4508 * configure: Regenerate.
4509 * config.in: Regenerate.
4510 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4511 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4513 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4515 * incremental.cc (Incremental_inputs_header_data): Renamed from
4516 Incremental_input_header_data.
4517 (Incremental_inputs_header_data::data_size): New field.
4518 (Incremental_inputs_header_data::put_input_file_count): Renamed
4519 from input_file_count.
4520 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4521 from command_line_offset.
4522 (Incremental_inputs_header_data::put_reserved): Renamed from
4524 (Incremental_inputs_entry_data): Renamed from
4525 Incremental_input_entry_data.
4526 (Incremental_inputs_entry_data::data_size): New field.
4527 (Incremental_inputs::report_command_line): New method.
4528 (Incremental_inputs::finalize): New method.
4529 (Incremental_inputs::create_incremental_inputs_data): New method.
4530 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4531 * incremental.h: New file.
4532 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4533 (Layout::finalize): Create incremental inputs section in
4535 (Layout::create_incremental_info_sections): New method.
4536 * layout.h (Layout::incremental_inputs): New method.
4537 (Layout::create_incremental_info_sections): New method.
4538 (Layout::incremental_inputs_): New field.
4539 * main.cc (main): Notify Incremental_input of the command line.
4541 2009-04-01 Ian Lance Taylor <iant@google.com>
4542 Mikolaj Zalewski <mikolajz@google.com>
4544 * gold.h (reserve_unordered_map): Define, three versions, one for
4545 each version of Unordered_map.
4546 * layout.cc (Layout::Layout): Remove options parameter. Add
4547 number_of_input_files parameter. Don't initialize options_.
4548 Initialize number_of_input_files_ and resized_signatures_. Move
4549 sections_are_attached_.
4550 (Layout::layout_group): Reserve space for group_signatures_.
4551 (Layout::find_or_add_kept_section): Change name parameter to be a
4552 reference. Resize signatures_ map when it gets large enough.
4553 (Layout::layout_eh_frame): Use parameters->options() instead of
4555 (Layout::make_output_section): Likewise.
4556 (Layout::attach_allocated_section_to_segment): Likewise.
4557 (Layout::finalize, Layout::create_executable_stack): Likewise.
4558 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4559 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4560 * layout.h (class Layout): Update declarations. Remove options_
4561 field. Add number_of_input_files_ and resized_signatures_
4562 fields. Move sections_are_attached_ field.
4563 * main.cc (main): Pass number of input files to Layout
4564 constructor. Don't pass options.
4566 2009-03-30 Ian Lance Taylor <iant@google.com>
4568 * ffsll.c (ffsll): Correct implementation.
4570 2009-03-27 Ian Lance Taylor <iant@google.com>
4572 * ffsll.c: New file.
4573 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4574 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4575 * ftruncate.c (ftruncate): Declare before definition.
4576 * mremap.c (mremap): Likewise.
4577 * pread.c (pread): Likewise.
4578 * configure, Makefile.in, config.in: Rebuild.
4580 * mremap.c: New file.
4581 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4582 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4583 (mremap): Declare if HAVE_MREMAP is not defined.
4584 * configure, Makefile.in, config.in: Rebuild.
4586 2009-03-27 Cary Coutant <ccoutant@google.com>
4588 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4589 position independent.
4590 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4591 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4593 2009-03-24 Cary Coutant <ccoutant@google.com>
4595 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4597 (needs_dynamic_reloc): Likewise.
4599 2009-03-24 Ian Lance Taylor <iant@google.com>
4601 * yyscript.y (file_cmd): Recognize EXTERN.
4602 (extern_name_list, extern_name_list_body): New nonterminals.
4603 * script.cc (script_add_extern): Define.
4604 * script-c.h (script_add_extern): Declare.
4606 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4608 * object.cc (is_elf_object): Define.
4609 * object.h (is_elf_object): Declare.
4610 * archive.cc (Archive::get_elf_object_for_member): Call
4612 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4614 2009-03-24 Elliott Hughes <enh@google.com>
4616 * output.cc (Output_file::map_anonymous): Define.
4617 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4618 try an anonymous one. Report the size if the mmap fails.
4619 * output.h (class Output_file): Declare map_anonymous.
4621 2009-03-24 Ian Lance Taylor <iant@google.com>
4623 * target-select.cc (instantiate_target): Don't acquire the lock if
4624 the instantiated_target_ field has already been set.
4626 2009-03-23 Ian Lance Taylor <iant@google.com>
4628 * gold-threads.h (class Initialize_lock): Define.
4629 * gold-threads.cc (class Initialize_lock_once): Define.
4630 (initialize_lock_control): New static variable.
4631 (initialize_lock_pointer): New static variable.
4632 (initialize_lock_once): New static function.
4633 (Initialize_lock::Initialize_lock): Define.
4634 (Initialize_lock::initialize): Define.
4635 * target-select.h: Include "gold-threads.h".
4636 (class Target_selector): Add lock_ and initialize_lock_ fields.
4637 Don't define instantiate_target, just declare it.
4638 * target-select.cc (Target_selector::Target_selector): Initialize
4640 (Target_selector::instantiate_target): Define.
4641 * descriptors.h: Include "gold-threads.h".
4642 (class Descriptors): Add initialize_lock_ field.
4643 * descriptors.cc (Descriptors::Descriptors): Initialize new
4645 (Descriptors::open): Use initialize_lock_ field
4646 * errors.h (class Errors): Add initialize_lock_ field.
4647 * errors.cc (Errors::Errors): Initialize new field.
4648 (Errors::initialize_lock): Use initialize_lock_ field.
4649 * powerpc.cc (class Target_selector_powerpc): Remove
4650 instantiated_target_ field. In do_recognize call
4651 instantiate_target rather than do_instantiate_target. In
4652 do_instantiate_target just allocate a new target.
4653 * sparc.cc (class Target_selector_sparc): Likewise.
4655 * freebsd.h: New file.
4656 * i386.cc: Include "freebsd.h".
4657 (Target_i386): Derive from Target_freebsd rather than
4659 (Target_selector_i386): Derive from Target_selector_freebsd rather
4660 than Target_selector.
4661 * x86_64.cc: Include "freebsd.h".
4662 (Target_x86_64): Derive from Target_freebsd rather than
4664 (Target_selector_x86_64): Derive from Target_selector_freebsd
4665 rather than Target_selector.
4666 * target.h (class Target): Add adjust_elf_header and
4667 do_adjust_elf_header.
4668 * output.cc (Output_file_header:: do_sized_write): Call target
4669 adjust_elf_header routine.
4670 * configure.tgt: Set targ_osabi.
4671 * configure.ac: Define GOLD_DEFAULT_OSABI.
4672 * parameters.cc (Parameters::default_target): Pass
4673 GOLD_DEFAULT_OSABI to select_target.
4674 * target-select.h (class Target_selector): Make instantiate_target
4675 protected rather than private.
4676 * Makefile.am (HFILES): Add freebsd.h.
4677 * configure, Makefile.in, config.in: Rebuild.
4679 * merge.cc (do_add_input_section): Correct pend value. Change
4680 message about last entry not being null terminated from error to
4683 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4685 * incremental.cc: New file.
4686 * Makefile.am (CCFILES): Add incremental.cc.
4687 * Makefile.in: Rebuild.
4689 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4691 * layout.cc (Layout::output_section_name): Preserve names
4692 of '.note.' sections.
4694 2009-03-19 Ian Lance Taylor <iant@google.com>
4696 * descriptors.cc (Descriptors::open): Check that the options are
4697 valid before using them.
4699 2009-03-18 Ian Lance Taylor <iant@google.com>
4701 * script-sections.h: Include <list>.
4702 (class Script_sections): Change Sections_elements from std::vector
4703 to std::list. Typedef public Elements_iterator. Add
4704 orphan_section_placement_, data_segment_align_start_, and
4705 saw_data_segment_align_ fields. Remove data_segment_align_index_
4707 * script-sections.cc (class Orphan_section_placement): New class.
4708 (class Sections_element): Add virtual functions is_relro and
4709 orphan_section_init. Remove virtual function place_orphan_here.
4710 (class Output_section_definition): Add is_relro and
4711 orphan_section_init. Remove place_orphan_here.
4712 (class Orphan_output_section): Likewise.
4713 (Script_sections::Script_sections): Update for field changes.
4714 (Script_sections::data_segment_align): Set saw_data_segment_align_
4715 and data_segment_align_start_, not data_segment_align_index.
4716 (Script_sections::data_segment_relro_end): Check
4717 saw_data_segment_align_. Use data_segment_align_start_ rather
4718 than data_segment_align_index_.
4719 (Script_sections::place_orphan): Rewrite to use
4720 Orphan_section_placement.
4722 2009-03-17 Ian Lance Taylor <iant@google.com>
4724 * archive.cc (Archive::add_symbols): Check for a version attached
4725 to the symbol name in the archive map.
4726 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4727 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4728 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4729 (ver_test_11.a): New target.
4730 * testsuite/Makefile.in: Rebuild.
4732 * configure.ac: Check for chsize and posix_fallocate. Replace
4734 * ftruncate.c: New file, from gnulib.
4735 * output.cc (posix_fallocate): Define dummy version if not
4736 HAVE_POSIX_FALLOCATE.
4737 (Output_file::map): Call posix_fallocate rather than lseek and
4739 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4740 * configure, Makefile.in, config.in: Rebuild.
4742 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4744 * layout.h (Layout::create_note): Add section_name parameter.
4745 * layout.cc (Layout::create_note): Likewise.
4746 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4748 2009-03-17 Ian Lance Taylor <iant@google.com>
4750 * descriptors.cc: Include "options.h".
4751 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4752 (Descriptors::open): Always use O_CLOEXEC when opening a new
4753 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4754 then set FD_CLOEXEC.
4756 * sparc.cc (class Target_sparc): Add has_got_section.
4757 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4758 make sure we have a GOT section.
4760 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4761 (Target_sparc::Scan::local): Likewise.
4762 (Target_sparc::Scan::global): Likewise.
4763 (Target_sparc::Relocate::relocate): Likewise.
4764 (Target_sparc::Relocate::relocate_tls): Likewise.
4766 * symtab.cc (Symbol_table::define_default_version): New function,
4767 broken out of add_from_object.
4768 (Symbol_table::add_from_object): Call define_default_version.
4769 (Symbol_table::define_special_symbol): Add resolve_oldsym
4770 parameter. Change all callers. If the version for a symbol comes
4771 from a version script, resolve it with the symbol with the same
4772 name with no version. Also add the symbol without a version if
4774 (do_define_in_output_data): If resolving with oldsym, don't delete
4776 (do_define_in_output_segment): Likewise.
4777 (do_define_as_constant): Likewise.
4778 * symtab.h (class Symbol_table): Update declarations.
4780 2009-03-13 Ian Lance Taylor <iant@google.com>
4782 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4783 (Read_symbols::requeue): New function.
4784 (Read_symbols::do_read_symbols): If make_elf_object fails because
4785 the target type is not configured, and the file was searched for,
4786 issue a warning and retry with the next directory.
4787 (Add_symbols::run): If the file has an incompatible format, and
4788 it was searched for, requeue the Read_symbols task. On error,
4790 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4791 dirindex parameter to constructor. Change all callers. Declare
4792 incompatible_warning and requeue.
4793 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4794 input_argument_ and input_group_ fields. Add them to
4795 constructor. Change all callers.
4796 (class Read_script): Add dirindex_ field. Add it to constructor.
4798 * archive.cc (Archive::setup): Remove input_objects parameter.
4800 (Archive::get_file_and_offset): Likewise.
4801 (Archive::read_all_symbols): Likewise.
4802 (Archive::read_symbols): Likewise.
4803 (Archive::get_elf_object_for_member): Remove input_objects
4804 parameter. Add punconfigured parameter. Change all callers.
4805 (Archive::add_symbols): Change return type to bool. Check return
4806 value of include_member.
4807 (Archive::include_all_members): Likewise.
4808 (Archive::include_member): Change return type to bool. Return
4809 false if first included object has incompatible target. Set
4810 included_member_ field.
4811 (Add_archive_symbols::run): If add_symbols returns false, requeue
4813 * archive.h (class Archive): Add included_member_ field.
4814 Initialize it in constructor. Add input_file and searched_for
4815 methods. Update declarations.
4816 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4817 input_argument_ fields. Add them to constructor. Change all
4819 * script.cc: Include "target-select.h".
4820 (class Parser_closure): Add skip_on_incompatible_target_ and
4821 found_incompatible_target_ fields. Add
4822 skip_on_incompatible_target parameter to constructor. Change all
4823 callers. Add methods skip_on_incompatible_target,
4824 clear_skip_on_incompatible_target, found_incompatible_target, and
4825 set_found_incompatible_target.
4826 (read_input_script): Add dirindex parameter. Change all callers.
4827 If parser finds an incompatible target, requeue Read_symbols
4829 (script_set_symbol): Clear skip_on_incompatible_target in
4831 (script_add_assertion, script_parse_option): Likewise.
4832 (script_start_sections, script_add_phdr): Likewise.
4833 (script_check_output_format): New function.
4834 * script.h (read_input_script): Update declaration.
4835 * script-c.h (script_check_output_format): Declare.
4836 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4837 (ignore_cmd): Remove OUTPUT_FORMAT.
4838 * fileread.cc (Input_file::Input_file): Add explicit this.
4839 (Input_file::will_search_for): New function.
4840 (Input_file::open): Add pindex parameter. Change all callers.
4841 * fileread.h (class Input_file): Add input_file_argument method.
4842 Declare will_search_for. Update declarations.
4843 * object.cc (make_elf_object): Add punconfigured parameter.
4845 * object.h (class Object): Make input_file public. Add
4846 searched_for method.
4847 (make_elf_object): Update declaration.
4848 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4850 * dirsearch.h (class Dirsearch): Update declaration.
4851 * options.h (class General_options): Add --warn-search-mismatch.
4852 * parameters.cc (Parameters::is_compatible_target): New function.
4853 * parameters.h (class Parameters): Declare is_compatible_target.
4854 * workqueue.cc (Workqueue::add_blocker): New function.
4855 * workqueue.h (class Workqueue): Declare add_blocker.
4857 * fileread.cc (Input_file::open): Remove options parameter.
4859 (Input_file::open_binary): Likewise.
4860 * script.cc (read_input_script): Likewise.
4861 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4862 options parameter from constructor. Change all callers.
4863 (class Read_script): Likewise.
4864 * fileread.h (class Input_file): Update declarations.
4865 * script.h (read_input_script): Update declaration.
4867 2009-03-10 Nick Clifton <nickc@redhat.com>
4869 * po/es.po: New Spanish translation.
4871 2009-03-06 Cary Coutant <ccoutant@google.com>
4873 * options.cc (parse_short_option): Keep dash_z from registering itself.
4875 2009-03-03 Ian Lance Taylor <iant@google.com>
4878 * target-reloc.h (relocate_section): Pass output_section to
4880 * i386.cc (Target_i386::should_apply_static_reloc): Add
4881 output_section parameter. Change all callers.
4882 (Target_i386::Relocate::relocate): Add output_section parameter.
4883 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4884 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4885 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4886 * testsuite/two_file_shared.sh: New script.
4887 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4888 (check_DATA): Add two_file_shared.dbg.
4889 (two_file_shared.dbg): New target.
4890 * testsuite/Makefile.in: Rebuild.
4892 2009-03-01 Ian Lance Taylor <iant@google.com>
4894 * configure.ac: Check for byteswap.h.
4895 * configure: Rebuild.
4896 * config.in: Rebuild.
4898 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4900 * layout.cc (Layout::find_or_add_kept_section): New function.
4901 (Layout::add_comdat): Removed.
4902 * layout.h (struct Kept_section): Move out of class Layout.
4903 Remove trailing underscores from field names. Add group_sections
4904 field. Rename group_ field to is_group. Change all uses.
4905 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4906 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4907 comdat_groups_ field.
4908 (Sized_relobj::include_section_group): Use
4909 find_or_add_kept_section and Kept_section::group_sections.
4910 (Sized_relobj::include_linkonce_section): Likewise.
4911 * object.cc (class Sized_relobj): Don't define Comdat_group or
4912 Comdat_group_table. Remove find_comdat_group and
4913 add_comdat_group. Remove comdat_groups_ field.
4914 * plugin.cc (include_comdat_group): Use
4915 Layout::find_or_add_kept_section.
4917 2009-02-28 Ian Lance Taylor <iant@google.com>
4919 * README: --gc-sections and map files are now supported. Document
4920 some build requirements.
4923 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4924 relocatable link set the value of the section symbol to zero.
4925 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4926 relocatable link don't include the section address in the local
4929 2009-02-27 Ian Lance Taylor <iant@google.com>
4932 * options.h (class Search_directory): Add is_system_directory.
4933 (class General_options): Declare is_in_system_directory.
4934 * options.cc (get_relative_sysroot): Make static.
4935 (get_default_sysroot): Make static.
4936 (General_optoins::is_in_system_directory): New function.
4937 * fileread.cc (Input_file::is_in_system_directory): New function.
4938 * fileread.h (class Input_file): Declare is_in_system_directory.
4939 * object.h (class Object): Add is_in_system_directory.
4940 (class Input_objects): Remove system_library_directory_ field.
4941 * object.cc (Input_objects::add_object): Don't set
4942 system_library_directory_.
4943 (input_objects::found_in_system_library_directory): Remove.
4944 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4945 parameter. Change all callers.
4946 (Symbol_table::sized_write_globals): Likewise.
4947 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4948 Call Object::is_in_system_directory.
4949 * symtab.h (class Symbol_table): Update declarations.
4952 * descriptors.h (Open_descriptor): Add is_on_stack field.
4953 * descriptors.cc (Descriptors::open): If the descriptor is on the
4954 top of the stack, remove it. Initialize is_on_stack field.
4955 (Descriptors::release): Only add pod to stack if it is not on the
4957 (Descriptors::close_some_descriptor): Clear stack_next and
4961 * output.cc (Output_section::find_starting_output_address): Rename
4962 from starting_output_address; add PADDR parameter; change return
4964 * output.h (class Output_section): Declare
4965 find_starting_output_address instead of starting_output_address.
4966 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4967 section symbol for which we can't find a merge section.
4970 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4971 hidden or internal, force the symbol to be local.
4972 * resolve.cc (Symbol::override_visibility): Define.
4973 (Symbol::override_base): Use override_visibility.
4974 (Symbol_table::resolve): Likewise.
4975 (Symbol::override_base_with_special): Likewise.
4976 (Symbol_table::override_with_special): If the visibility is hidden
4977 or internal, force the symbol to be local.
4978 * symtab.h (class Symbol): Add set_visibility and
4979 override_visibility.
4980 * testsuite/ver_test_1.sh: New file.
4981 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4982 (check_DATA): Add ver_test_1.syms.
4983 (ver_test_1.syms): New target.
4984 * testsuite/Makefile.in: Rebuild.
4986 2009-02-25 Cary Coutant <ccoutant@google.com>
4988 * layout.cc (Layout::choose_output_section): Don't rename sections
4989 when using a linker script that has a SECTIONS clause.
4990 * Makefile.in: Regenerate.
4992 * testsuite/Makefile.am (script_test_5.sh): New test case.
4993 * testsuite/Makefile.in: Regenerate.
4994 * testsuite/script_test_5.cc: New file.
4995 * testsuite/script_test_5.sh: New file.
4996 * testsuite/script_test_5.t: New file.
4998 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5000 * archive.cc (Archive::include_member): Update calls to add_symbols.
5001 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5002 the Layout argument.
5003 * dynobj.h (do_add_symbols): Add the Layout argument.
5004 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5006 * object.h (Object::add_symbols): Add the Layout argument.
5007 (Object::do_add_symbols): Add the Layout argument.
5008 (Sized_relobj::do_add_symbols): Add the Layout argument.
5009 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5010 Unify the two versions.
5011 (Add_plugin_symbols): Remove.
5012 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5013 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5014 (Add_plugin_symbols): Remove.
5015 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5016 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5017 (Add_symbols::run): Make it work with Pulginobj.
5019 2009-02-06 Ian Lance Taylor <iant@google.com>
5021 * object.cc (Sized_relobj::do_layout): Make info message start
5022 with lower case letter.
5024 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5026 * binary.cc: Fix file comment.
5028 * options.h (enum Incremental_disposition): Define.
5029 (class General_options): Add new options: --incremental,
5030 --incremental_changed, --incremental_unchanged,
5031 --incremental_unknown. Add incremental_disposition_ and
5032 implicit_incremental_ fields.
5033 (General_options::incremental_disposition): New function.
5034 (class Position_dependent_options): Add incremental_disposition
5036 (Position_dependent_options::copy_from_options): Set incremental
5038 * options.cc (General_options::parse_incremental_changed): New
5040 (General_options::parse_incremental_unchanged): New function.
5041 (General_options::parse_incremental_unknown): New function.
5042 (General_options::General_options): Initialize new fields
5043 incremental_disposition_ and implicit_incremental_.
5044 (General_options::finalize): Check for uasge of --incremental-*
5045 without --incremental.
5047 2009-02-06 Chris Demetriou <cgd@google.com>
5049 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5050 pointer and to report location as the file name associated with
5052 (gold_undefined_symbol_at_location): New function to replace the
5053 old gold_undefined_symbol functionality.
5054 * target-reloc.h (relocate_section): Update to use
5055 gold_undefined_symbol_at_location.
5056 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5057 Call gold_undefined_symbol function rather than gold_error.
5058 * errors.h (Errors::undefined_symbol): Take location as a
5059 string, rather than calculating it from a relocation.
5060 * errors.cc (Errors::fatal): Print "fatal error:" before the
5062 (Errors::error, Errors::error_at_location): Print "error: "
5063 before the formatted message.
5064 (Errors::undefined_symbol): Take location as a string, rather
5065 than calculating it from a relocation.
5066 (gold_undefined_symbol_at_location): New function akin to
5067 old gold_undefined_symbol, calculates location from relocation.
5068 (gold_undefined_symbol): Change to take only a Symbol pointer
5069 and to report location as the file name associated with the symbol.
5070 * testsuite/debug_msg.sh: Update for changed error messages.
5071 * testsuite/undef_symbol.sh: Likewise.
5073 2009-02-04 Duncan Sands <baldrick@free.fr>
5076 * reduced_debug_output.h
5077 (Output_reduced_debug_abbrev_section::failed): Use format for
5079 (Output_reduced_debug_info_section::faild): Likewise.
5081 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5083 * script.cc (Lazy_demangler): New class.
5084 (Version_script_info::get_symbol_version_helper): Demangle a
5087 2009-01-29 Cary Coutant <ccoutant@google.com>
5089 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5091 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5093 2009-01-28 Ian Lance Taylor <iant@google.com>
5095 * version.cc (version_string): Bump to 1.9.
5097 * gold.h: Include <cstring> and <stdint.h>.
5098 * version.cc: Include <cstdio>.
5099 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5101 * reduced_debug_output.cc (insert_into_vector): Rename from
5102 Insert_into_vector; change all callers. Use Swap_unaligned to
5103 avoid aliasing issue; remove union since it is unnecessary.
5105 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5107 * Makefile.am (CCFILES): Add gc.cc.
5109 * Makefile.in: Regenerate.
5110 * gold.cc (Gc_runner): New class.
5111 (queue_initial_tasks): Call garbage collection related tasks
5112 when corresponding options are invoked.
5113 (queue_middle_gc_tasks): New function.
5114 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5115 processed early before laying out sections during garbage collection.
5116 * gold.h (queue_middle_gc_tasks): New function.
5117 (is_prefix_of): Move from "layout.cc".
5118 * i386.cc (Target_i386::gc_process_relocs): New function.
5119 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5120 * main.cc (main): Create object of class "Garbage_collection".
5121 * object.cc (Relobj::copy_symbols_data): New function.
5122 (Relobj::is_section_name_included): New function.
5123 (Sized_relobj::do_layout): Allow this function to be called twice
5124 during garbage collection and defer layout of section during the
5126 * object.h (Relobj::get_symbols_data): New function.
5127 (Relobj::is_section_name_included): New function.
5128 (Relobj::copy_symbols_data): New function.
5129 (Relobj::set_symbols_data): New function.
5130 (Relobj::get_relocs_data): New function.
5131 (Relobj::set_relocs_data): New function.
5132 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5133 (Relobj::gc_process_relocs): New function.
5134 (Relobj::do_gc_process_relocs): New pure virtual function.
5135 (Relobj::sd_): New data member.
5136 (Sized_relobj::is_output_section_offset_invalid): New function.
5137 (Sized_relobj::do_gc_process_relocs): New function.
5138 * options.h (General_options::gc_sections): Modify to not be a no-op.
5139 (General_options::print_gc_sections): New option.
5140 * plugin.cc (Plugin_finish::run): Remove function call to
5141 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5142 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5143 * reloc.cc (Read_relocs::run): Add task to process relocs and
5144 determine unreferenced sections when doing garbage collection.
5145 (Gc_process_relocs): New class.
5146 (Sized_relobj::do_gc_process_relocs): New function.
5147 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5148 sections that are garbage collected.
5149 * reloc.h (Gc_process_relocs): New class.
5150 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5151 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5152 symbols whose corresponding sections are garbage collected.
5153 (Symbol_table::Symbol_table): Add new parameter for the garbage
5155 (Symbol_table::gc_mark_undef_symbols): New function.
5156 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5157 (Symbol_table::gc_mark_dyn_syms): New function.
5158 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5160 (Symbol_table::add_from_object): Likewise.
5161 (Symbol_table::add_from_relobj): When building shared objects, do not
5162 treat externally visible symbols as garbage.
5163 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5164 table information for static and relocatable links.
5165 * symtab.h (Symbol_table::set_gc): New function.
5166 (Symbol_table::gc): New function.
5167 (Symbol_table::gc_mark_undef_symbols): New function.
5168 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5169 (Symbol_table::gc_mark_dyn_syms): New function.
5170 (Symbol_table::gc_): New data member.
5171 * target.h (Sized_target::gc_process_relocs): New pure virtual
5173 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5174 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5176 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5178 * options.h (General_options::gc_sections): Define as a no-op for now.
5179 (General_options::no_keep_memory): Ditto.
5180 (General_options::Bshareable): Define.
5181 * options.cc (General_options::finalize): Honor -Bshareable.
5183 2009-01-20 Andreas Schwab <schwab@suse.de>
5185 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5186 read the value in the contents, since we don't use it. Use the
5187 template endianness when writing.
5188 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5190 2009-01-19 Andreas Schwab <schwab@suse.de>
5192 * configure.tgt (powerpc64-*): Fix targ_obj.
5194 2009-01-15 Ian Lance Taylor <iant@google.com>
5196 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5197 local symbols when stripping all symbols.
5199 2009-01-14 Cary Coutant <ccoutant@google.com>
5201 * output.cc (Output_reloc): Add explicit instantiations.
5203 2009-01-14 Cary Coutant <ccoutant@google.com>
5205 * archive.cc (Archive::get_elf_object_for_member): Remove call
5206 to File_read::claim_for_plugin.
5207 * descriptors.cc (Descriptors::open): Remove reference to
5209 (Descriptors::claim_for_plugin): Remove.
5210 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5211 (Descriptors::is_claimed): Remove.
5212 (claim_descriptor_for_plugin): Remove.
5213 * fileread.cc (File_read::claim_for_plugin): Remove.
5214 * fileread.h (File_read::claim_for_plugin): Remove.
5215 (File_read::descriptor): Reopen descriptor if necessary.
5216 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5217 (Plugin_manager::all_symbols_read): Add task parameter. Change
5219 (Plugin_manager::get_input_file): New function.
5220 (Plugin_manager::release_input_file): New function.
5221 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5222 corresponding data member.
5223 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5224 and pass to base constructor. Change all callers.
5225 (get_input_file, release_input_file): New functions.
5226 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5227 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5228 (Plugin_manager::all_symbols_read): Add task parameter.
5229 (Plugin_manager::get_input_file): New function.
5230 (Plugin_manager::release_input_file): New function.
5231 (Plugin_manager::task_): New data member.
5232 (Pluginobj::Pluginobj): Add filesize parameter.
5233 (Pluginobj::filename): New function.
5234 (Pluginobj::descriptor): New function.
5235 (Pluginobj::filesize): New function.
5236 (Pluginobj::filesize_): New data member.
5237 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5238 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5239 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5241 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5242 with archive libraries.
5243 * testsuite/Makefile.in: Regenerate.
5244 * testsuite/plugin_test.c (struct sym_info): New type.
5245 (get_input_file, release_input_file): New static variables.
5246 (onload): Capture new transfer vector entries.
5247 (claim_file_hook): Stop reading at end of file according to filesize.
5248 Factor out parsing of readelf output into separate function.
5249 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5250 APIs and get the source file name from the symbol table. Convert
5251 source file name to corresponding object file name. Print info
5252 message when adding new input files.
5253 (parse_readelf_line): New function.
5254 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5255 * testsuite/plugin_test_2.sh: Likewise.
5256 * testsuite/plugin_test_3.sh: Likewise.
5257 * testsuite/plugin_test_4.sh: New test case.
5259 2009-01-07 Ian Lance Taylor <iant@google.com>
5261 * version.cc (version_string): Bump to 1.8.
5263 2008-12-23 Cary Coutant <ccoutant@google.com>
5265 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5266 * plugin.cc (Plugin_manager::finish): Rename as
5267 layout_deferred_objects. Move cleanup to separate function.
5268 (Plugin_manager::cleanup): New function.
5269 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5271 * plugin.h (Plugin_manager::finish): Rename as
5272 layout_deferred_objects.
5273 (Plugin_manager::cleanup): New function.
5274 (Plugin_manager::cleanup_done): New field.
5276 2008-12-23 Cary Coutant <ccoutant@google.com>
5278 * plugin.cc (is_visible_from_outside): New function.
5279 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5280 so we don't return "IR only" status for exported symbols or -r links.
5282 * testsuite/Makefile.am (plugin_test_3): New test case.
5283 * testsuite/Makefile.in: Regenerate.
5284 * testsuite/plugin_test_3.sh: New file.
5286 2008-12-22 Cary Coutant <ccoutant@google.com>
5288 * object.cc (Sized_relobj::layout_section): New function.
5289 (Sized_relobj::do_layout): Defer layout of input sections until after
5290 plugin has provided replacement files.
5291 (Sized_relobj::do_layout_deferred_sections): New function.
5292 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5293 (Relobj::layout_deferred_sections): New function.
5294 (Relobj::do_layout_deferred_sections): New function.
5295 (Sized_relobj::do_layout_deferred_sections): New function.
5296 (Sized_relobj::layout_section): New function.
5297 (Sized_relobj::Deferred_layout): New structure.
5298 (Sized_relobj::deferred_layout_): New field.
5299 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5300 Change all callers. Layout deferred sections.
5301 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5303 (Plugin_hook::run): Move code from do_plugin_hook inline.
5304 (Plugin_hook::do_plugin_hook): Remove.
5305 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5306 (Plugin_manager::finish): Renamed, was cleanup.
5307 (Plugin_manager::should_defer_layout): New function.
5308 (Plugin_manager::add_deferred_layout_object): New function.
5309 (Plugin_manager::Deferred_layout_list): New type.
5310 (Plugin_manager::deferred_layout_objects_): New field.
5311 (Plugin_hook::do_plugin_hook): Remove.
5313 2008-12-17 Ian Lance Taylor <iant@google.com>
5315 * options.h (class General_options): Add --no case for
5318 2008-12-16 Cary Coutant <ccoutant@google.com>
5320 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5322 (Plugin_manager::claim_file): Create plugin object even if
5323 plugin did not call the add_symbols callback.
5324 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5325 asking for more symbols than were added.
5326 * testsuite/Makefile.am (plugin_test_1): Add test case with
5328 (empty.syms): New target.
5329 * testsuite/Makefile.in: Regenerate.
5330 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5331 message. Don't call add_symbols if no globals.
5332 (all_symbols_read_hook): Don't provide replacement for empty
5335 2008-12-12 Ian Lance Taylor <iant@google.com>
5337 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5338 r_type == 0 for a local symbol with r_sym == 0.
5339 (scan_relocatable_relocs): Pass r_sym to
5340 local_non_section_strategy.
5341 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5344 * configure.ac: Update test for TLS descriptors: they are
5345 supported as of glibc 2.9.
5346 * configure: Rebuild.
5348 2008-12-11 Ian Lance Taylor <iant@google.com>
5351 * target-reloc.h (Default_scan_relocatable_relocs): For each
5352 function, map r_type == 0 to RELOC_DISCARD.
5354 2008-12-10 Cary Coutant <ccoutant@google.com>
5356 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5357 object to override a kept COMDAT group from a plugin object.
5359 2008-12-09 Ian Lance Taylor <iant@google.com>
5362 * yyscript.y (file_cmd): Handle INPUT.
5364 * testsuite/initpri1.c: Change all declarations to be full
5365 prototypes by adding void, to avoid compiler warnings.
5367 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5369 * options.cc (General_options::parse_plugin_opt): New.
5370 (General_options::add_plugin): The argument now is just the filename.
5371 (General_options::add_plugin_option): New.
5372 * options.h (plugin_opt): New.
5373 (add_plugin): Change argument name.
5374 (add_plugin_option): New.
5375 * plugin.cc (Plugin::load): Don't parse the plugin option.
5376 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5377 (Plugin::add_option): New.
5378 (Plugin::args_): Change type.
5379 (Plugin::filename_): New.
5380 (Plugin_manager::add_plugin_option): New.
5381 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5382 * testsuite/Makefile.in: Regenerate.
5384 2008-12-05 Cary Coutant <ccoutant@google.com>
5386 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5387 Handle --strip-lto-sections option.
5388 * options.h (strip_lto_sections): New option.
5390 2008-12-01 Cary Coutant <ccoutant@google.com>
5392 * plugin.cc (ld_plugin_message): Change format parameter to const.
5393 Fix mismatch between new[] and delete.
5395 2008-11-14 Cary Coutant <ccoutant@google.com>
5397 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5400 2008-11-05 Craig Silverstein <csilvers@google.com>
5402 * options.cc (General_options::parse_dynamic_list): New function.
5403 * options.h (General_options): New flags dynamic_list,
5404 dynamic_list_data, dynamic_list_cpp_new, and
5405 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5406 (General_options::in_dynamic_list): New function.
5407 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5408 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5409 (Lex::can_continue_name): Likewise.
5411 (read_script_file): New parameter script_options.
5412 (read_dynamic_list): New function.
5413 (Script_options::define_dynamic_list): New function.
5414 (dynamic_list_keyword_parsecodes): New variable.
5415 (dynamic_list_keywords): New variable.
5416 * script.h (Script_options::define_dynamic_list): New function
5418 (read_dynamic_list): New function prototype.
5419 * symtab.cc (strprefix): New macro.
5420 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5421 dynamic_list_data, dynamic_list_cpp_new, and
5422 dynamic_list_cpp_typeinfo.
5423 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5424 (dynamic_list_expr): New rule.
5425 (dynamic_list_nodes): Likewise.
5426 (dynamic_list_node): Likewise.
5427 * testsuite/Makefile.am (dynamic_list): New test.
5428 * testsuite/Makefile.in: Regenerated.
5429 * testsuite/dynamic_list.t: New file.
5430 * testsuite/dynamic_list.sh: New file.
5432 2008-11-05 Craig Silverstein <csilvers@google.com>
5434 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5435 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5436 (t11_last): Likewise.
5437 * testsuite/ver_test_6.c (main): Likewise.
5439 2008-10-07 Cary Coutant <ccoutant@google.com>
5441 * options.c (General_options::finalize): Add check for -static and
5443 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5446 2008-10-02 Cary Coutant <ccoutant@google.com>
5448 * plugin.cc (make_sized_plugin_object): Fix conditional
5449 compilation to work when not all targets are enabled.
5451 2008-09-29 Cary Coutant <ccoutant@google.com>
5453 * archive.cc (Archive::get_file_and_offset): Use filename instead
5454 of name to get library path.
5455 (Archive::include_member): Unlock external member of a thin archive.
5457 * testsuite/Makefile.am (TEST_AR): New variable.
5458 (thin_archive_test_1): New test.
5459 (thin_archive_test_2): New test.
5460 * testsuite/Makefile.in: Regenerate.
5461 * testsuite/thin_archive_main.cc: New file.
5462 * testsuite/thin_archive_test_1.cc: New file.
5463 * testsuite/thin_archive_test_2.cc: New file.
5464 * testsuite/thin_archive_test_3.cc: New file.
5465 * testsuite/thin_archive_test_4.cc: New file.
5467 2008-09-29 Cary Coutant <ccoutant@google.com>
5469 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5470 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5472 (Sized_relobj::do_finalize_local_symbols): Likewise.
5473 (Sized_relobj::map_to_kept_section): Likewise.
5474 * object.h (Sized_relobj::invalid_address): New constant.
5475 (Sized_relobj::do_output_section_offset): Check for invalid_address
5477 * output.cc (Output_reloc::local_section_offset): Use constant
5478 invalid_address instead of -1U.
5479 (Output_reloc::get_address): Likewise.
5480 (Output_section::output_address): Change -1U to -1ULL.
5481 * output.h (Output_reloc::invalid_address): New constant.
5482 * reloc.cc (Sized_relobj::write_sections): Use constant
5483 invalid_address instead of -1U.
5484 (Sized_relobj::relocate_sections): Likewise.
5485 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5486 values for merge sections.
5487 * target-reloc.h (relocate_for_relocatable): Use constant
5488 invalid_address instead of -1U.
5490 2008-09-19 Cary Coutant <ccoutant@google.com>
5492 Add plugin functionality for link-time optimization (LTO).
5493 * configure.ac (plugins): Add --enable-plugins option.
5494 * configure: Regenerate.
5495 * config.in: Regenerate.
5496 * Makefile.am (LIBDL): New variable.
5497 (CCFILES): Add plugin.cc.
5498 (HFILES): Add plugin.h.
5499 (ldadd_var): Add LIBDL.
5500 * Makefile.in: Regenerate.
5502 * archive.cc: Include "plugin.h".
5503 (Archive::setup): Don't preread archive symbols when using a plugin.
5504 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5505 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5507 (Archive::include_member): Add symbols from plugin objects.
5508 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5509 * descriptors.cc (Descriptors::open): Check for file descriptors
5510 abandoned by plugins.
5511 (Descriptors::claim_for_plugin): New function.
5512 * descriptors.h (Descriptors::claim_for_plugin): New function.
5513 (Open_descriptor::is_claimed): New field.
5514 (claim_descriptor_for_plugin): New function.
5515 * fileread.cc (File_read::claim_for_plugin): New function.
5516 * fileread.h (File_read::claim_for_plugin): New function.
5517 (File_read::descriptor): New function.
5518 * gold.cc: Include "plugin.h".
5519 (queue_initial_tasks): Add task to call plugin hooks for generating
5521 * main.cc: Include "plugin.h".
5522 (main): Load plugin libraries.
5523 * object.h (Pluginobj): Declare.
5524 (Object::pluginobj): New function.
5525 (Object::do_pluginobj): New function.
5526 (Object::set_target): New function.
5527 * options.cc: Include "plugin.h".
5528 (General_options::parse_plugin): New function.
5529 (General_options::General_options): Initialize plugins_ field.
5530 (General_options::add_plugin): New function.
5531 * options.h (Plugin_manager): Declare.
5532 (General_options): Add --plugin option.
5533 (General_options::has_plugins): New function.
5534 (General_options::plugins): New function.
5535 (General_options::add_plugin): New function.
5536 (General_options::plugins_): New field.
5537 * plugin.cc: New file.
5538 * plugin.h: New file.
5539 * readsyms.cc: Include "plugin.h".
5540 (Read_symbols::do_read_symbols): Check for archive before checking
5541 for ELF file. Call plugin hooks to claim files.
5542 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5543 from a real object file; force override when processing replacement
5545 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5546 (Symbol::init_base_object): Likewise.
5547 (Symbol::init_base_output_data): Likewise.
5548 (Symbol::init_base_output_segment): Likewise.
5549 (Symbol::init_base_constant): Likewise.
5550 (Symbol::init_base_undefined): Likewise.
5551 (Symbol::output_section): Assert that object is not a plugin.
5552 (Symbol_table::add_from_pluginobj): New function.
5553 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5555 (Symbol_table::sized_write_globals): Likewise.
5556 (Symbol_table::add_from_pluginobj): Instantiate template.
5557 * symtab.h (Sized_pluginobj): Declare.
5558 (Symbol::in_real_elf): New function.
5559 (Symbol::set_in_real_elf): New function.
5560 (Symbol::in_real_elf_): New field.
5561 (Symbol_table::add_from_pluginobj): New function.
5563 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5564 (LIBDL): New variable.
5566 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5567 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5568 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5569 (MOSTLYCLEANFILES): Likewise.
5570 * testsuite/Makefile.in: Regenerate.
5571 * testsuite/plugin_test.c: New file.
5572 * testsuite/plugin_test_1.sh: New file.
5573 * testsuite/plugin_test_2.sh: New file.
5575 2008-09-16 Ian Lance Taylor <iant@google.com>
5577 * target-reloc.h (relocate_section): Check whether a symbol is
5578 defined by the ABI before reporting an undefined symbol error.
5579 * target.h (Target::is_defined_by_abi): Make parameter const.
5580 (Target::do_is_defined_by_abi): Likewise.
5581 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5582 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5583 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5584 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5585 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5586 * testsuite/Makefile.in: Rebuild.
5588 * fileread.cc (make_view): Add casts to avoid warning.
5590 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5592 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5593 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5595 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5597 * options.h (General_options::output_is_executable): New.
5598 (General_options::output_is_pie): New.
5599 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5600 for shared libraries.
5601 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5603 2008-09-11 Chris Demetriou <cgd@google.com>
5605 * options.h (origin): New -z option.
5606 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5607 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5610 2008-09-05 Cary Coutant <ccoutant@google.com>
5612 * fileread.cc (File_read::make_view): Add check for attempt to map
5615 2008-09-05 Cary Coutant <ccoutant@google.com>
5617 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5618 explicit instantiations.
5620 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5623 * options.cc (General_options::finalize): Allow undefined symbols
5624 in shlibs if linking -shared.
5627 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5628 symbols as not needing a dynsym entry.
5630 2008-08-20 Craig Silverstein <csilvers@google.com>
5632 * fileread.cc (File_read::open): Do not lock the file unless it
5633 was successfully opened.
5635 2008-08-14 Cary Coutant <ccoutant@google.com>
5637 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5638 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5639 * testsuite/tls_test.cc (struct int128): 128-bit struct
5640 for testing TLS relocs with non-zero addend.
5641 (v12): New TLS variable.
5643 (t_last): Add check for v12.
5644 * testsuite/tls_test.h (t12): New function.
5645 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5647 2008-08-13 Ian Lance Taylor <iant@google.com>
5649 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5650 set tls_segment_ or relro_segment_.
5651 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5653 * output.h (Output_section::clear_is_relro): New function.
5654 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5655 sections specially even when output_data_ is empty.
5656 (Output_segment::maximum_alignment): When first section is relro,
5657 only force alignment for PT_LOAD segments.
5658 * script.cc (script_data_segment_align): New function.
5659 (script_data_segment_relro_end): New function.
5660 * script-c.h (script_data_segment_align): Declare.
5661 (script_data_segment_relro_end): Declare.
5662 * script-sections.h (class Script_sections): Declare
5663 data_segment_align and data_segment_relro_end. Add fields
5664 segment_align_index_ and saw_relro_end_.
5665 * script-sections.cc (class Sections_element): Add set_is_relro
5666 virtual function. Add new bool* parameter to place_orphan_here.
5667 Add get_output_section virtual function.
5668 (class Output_section_definition): Add set_is_relro. Add new
5669 bool* parameter to place_orphan_here. Add get_output_section.
5670 Add is_relro_ field.
5671 (Output_section_definition::Output_section_definition): Initialize
5672 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5673 and is_relro_ fields.
5674 (Output_section_definition::place_orphan_here): Add is_relro
5676 (Output_section_definition::set_section_addresses): Set relro for
5678 (Output_section_definition::alternate_constraint): Likewise.
5679 (class Orphan_output_section): Add new bool* parameter to
5680 place_orphan_here. Add get_output_section.
5681 (Orphan_output_section::place_orphan_here): Add is_relro
5683 (Script_sections::Script_sections): Initialize
5684 data_segment_align_index_ and saw_relro_end_.
5685 (Script_sections::data_segment_align): New function.
5686 (Script_sections::data_segment_relro_end): New function.
5687 (Script_sections::place_orphan): Set or clear is_relro.
5688 (Script_sections::set_section_addresses): Force alignment of first
5690 * yyscript.y (exp): Call script_data_segment_align and
5691 script_data_segment_relro_end.
5692 * testsuite/relro_script_test.t: New file.
5693 * testsuite/relro_test.cc (using_script): Declare.
5694 (t1, t2): Test using_script.
5695 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5696 (relro_script_test_SOURCES): Define.
5697 (relro_script_test_DEPENDENCIES): Define.
5698 (relro_script_test_LDFLAGS): Define.
5699 (relro_script_test_LDADD): Define.
5700 (relro_script_test.so): New target.
5701 * testsuite/Makefile.in: Rebuild.
5703 2008-08-06 Cary Coutant <ccoutant@google.com>
5705 * archive.cc (Archive::total_archives, Archive::total_members)
5706 (Archive::total_members_loaded): New variables.
5707 (Archive::setup): Add parameter. Add option to preread
5709 (Archive::read_armap): Add counter.
5710 (Archive::get_file_and_offset): New function.
5711 (Archive::get_elf_object_for_member): New function.
5712 (Archive::read_all_symbols): New function.
5713 (Archive::read_symbols): New function.
5714 (Archive::add_symbols): Add counters.
5715 (Archive::include_all_members): Use armap to find members if it's
5717 (Archive::include_member): Skip reading symbols if already read.
5718 Factored code into Archive::get_file_and_offset and
5719 Archive::get_elf_object_for_member. Changed call to
5720 Mapfile::report_include_archive_member.
5721 (Archive::print_stats): New function.
5722 * archive.h: Declare Object and Read_symbols_data classes.
5723 (Archive::Archive): Add initializers for new members.
5724 (Archive::setup): Add parameter.
5725 (Archive::print_stats): New function.
5726 (Archive::total_archives, Archive::total_members)
5727 (Archive::total_members_loaded): New variables.
5728 (Archive::get_file_and_offset): New function.
5729 (Archive::get_elf_object_for_member): New function.
5730 (Archive::read_all_symbols): New function.
5731 (Archive::read_symbols): New function.
5732 (Archive::Archive_member): New class.
5733 (Archive::members_): New member.
5734 (Archive::num_members_): New member.
5735 * main.cc: Include archive.h.
5736 (main): Call Archive::print_stats.
5737 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5738 archive parameter; member_name is now the fully-decorated name.
5739 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5740 * options.h: (General_options): Add --preread-archive-symbols option.
5741 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5744 2008-08-04 Ian Lance Taylor <iant@google.com>
5746 * symtab.h (Symbol::use_plt_offset): New function.
5747 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5748 * powerpc.cc (Relocate::relocate): Likewise.
5749 * sparc.cc (Relocate::relocate): Likewise.
5750 * x86_64.cc (Relocate::relocate): Likewise.
5751 * testsuite/weak_plt.sh: New test.
5752 * testsuite/weak_plt_main.cc: New test.
5753 * testsuite/weak_plt_shared.cc: New test.
5754 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5755 (check_PROGRAMS): Add weak_plt.
5756 (check_DATA): Add weak_plt_shared.so.
5757 (weak_plt_main_pic.o, weak_plt): New targets.
5758 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5759 * testsuite/Makefile.in: Rebuild.
5761 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5763 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5764 * testsuite/Makefile.in: Rebuild.
5766 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5768 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5769 * Makefile.in: Regenerate.
5770 * po/POTFILES.in: Regenerate.
5772 2008-07-29 Ian Lance Taylor <iant@google.com>
5774 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5775 symbols before other symbols.
5776 * testsuite/script_test_2.cc (test_addr): Declare.
5777 (test_addr_alias): Declare.
5778 (main): Check that test_addr and test_addr_alias have the right
5780 * testsuite/script_test_2.t: Define test_addr_alias and
5783 2008-07-24 Ian Lance Taylor <iant@google.com>
5786 * descriptors.cc: New file.
5787 * descriptors.h: New file.
5788 * gold-threads.h (class Hold_optional_lock): New class.
5789 * fileread.cc: Include "descriptors.h".
5790 (File_read::~File_read): Release descriptor rather than closing
5792 (File_read::open) [file]: Call open_descriptor rather than open.
5793 Set is_descriptor_opened_.
5794 (File_read::open) [memory]: Assert that descriptor is not open.
5795 (File_read::reopen_descriptor): New function.
5796 (File_read::release): Release descriptor.
5797 (File_read::do_read): Make non-const. Reopen descriptor.
5798 (File_read::read): Make non-const.
5799 (File_read::make_view): Reopen descriptor.
5800 (File_read::do_readv): Likewise.
5801 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5802 Update declarations.
5803 * layout.cc: Include "descriptors.h".
5804 (Layout::create_build_id): Use open_descriptor rather than open.
5805 * output.cc: Include "descriptors.h".
5806 (Output_file::open): Use open_descriptor rather than open.
5807 * archive.cc (Archive::const_iterator): Change Archive to be
5809 (Archive::begin, Archive::end): Make non-const.
5810 (Archive::count_members): Likewise.
5811 * archive.h (class Archive): Update declarations.
5812 * object.h (Object::read): Make non-const.
5813 * Makefile.am (CCFILES): Add descriptors.cc.
5814 (HFILES): Add descriptors.h.
5815 * Makefile.in: Rebuild.
5818 * gold.h: Always include <clocale>. Add Solaris workarounds
5819 following code in binutils/sysdep.h.
5822 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5823 this->eh_frame_hdr_ is NULL before using it.
5825 * dynobj.cc (Versions::Versions): Update comment.
5827 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5828 the base version name.
5830 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5831 array size plus one.
5832 (Stringpool_template::set_string_offsets): Subtract one from key
5833 before using it as an array index.
5834 (Stringpool_template::get_offset_with_length): Likewise.
5835 (Stringpool_template::write_to_buffer): Likewise.
5836 * stringpool.h (Stringpool_template::get_offset_from_key):
5839 2008-07-23 Ian Lance Taylor <iant@google.com>
5842 * object.h (Merged_symbol_value::value): Do our best to handle a
5846 * script.cc (Version_script_info::get_versions): Don't add empty
5847 version tag to return value.
5848 (Version_script_info::get_symbol_version_helper): Change return
5849 type to bool. Add pversion parameter. Change all callers.
5850 (script_register_vers_node): Don't require a non-NULL tag.
5851 * script.h (class Version_script_info): Update declarations.
5852 (Version_script_info::get_symbol_version): Change return type to
5853 bool. Add version parameter. Change all callers.
5854 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5855 handling. Handle an empty version from a version script.
5856 (Symbol_table::define_special_symbol): Likewise.
5857 * testsuite/ver_test_10.script: New file.
5858 * testsuite/ver_test_10.sh: New file.
5859 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5860 (check_DATA): Add ver_test_10.syms.
5861 (ver_test_10.syms, ver_test_10.so): New target.
5862 * testsuite/Makefile.in: Rebuild.
5864 2008-07-23 Simon Baldwin <simonb@google.com>
5866 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5867 to zero for undefined symbols from dynamic libraries.
5869 2008-07-23 Ian Lance Taylor <iant@google.com>
5871 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5873 * symtab.h (class Symbol_table): Update declaration.
5874 * testsuite/ver_test_9.cc: New file.
5875 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5876 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5877 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5878 (ver_test_9.so, ver_test_9.o): New targets.
5879 * testsuite/Makefile.in: Rebuild.
5881 2008-07-22 Ian Lance Taylor <iant@google.com>
5883 * options.h (class General_options): Define --check-sections.
5884 * layout.cc (Layout::set_segment_offsets): Handle
5887 * options.h (class General_options): Define -n/--nmagic and
5889 * options.cc (General_options::finalize): For -n/--nmagic or
5890 -N/--omagic, set -static.
5891 * layout.cc (Layout::attach_allocated_section_to_segment): If
5892 -N/--omagic, don't put read-only and read-write sections in
5894 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5895 finding a read-only segment.
5896 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5897 don't set the minimum segment alignment to the common page size,
5898 and don't set the file offset to the address modulo the page size.
5899 * script-sections.cc (Script_sections::create_segments): If
5900 -n/--omagic, don't put read-only and read-write sections in
5903 * cref.cc: New file.
5905 * options.h (class General_options): Add --print-symbol-counts.
5906 * main.cc (main): Issue defined symbol report if requested.
5907 * archive.cc (Archive::interpret_header): Make into a const member
5909 (Archive::add_symbols): Call Input_objects::archive_start and
5911 (Archive::const_iterator): Define new class.
5912 (Archive::begin, Archive::end): New functions.
5913 (Archive::include_all_members): Rewrite to use iterator.
5914 (Archive::count_members): New function.
5915 * archive.h (class Archive): Update declarations.
5916 (Archive::filename): New function.
5917 * object.cc: Include "cref.h".
5918 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5919 (Sized_relobj::do_get_global_symbol_counts): New function.
5920 (Input_objects::add_object): Add object to cross-referencer.
5921 (Input_objects::archive_start): New function.
5922 (Input_objects::archive_stop): New function.
5923 (Input_objects::print_symbol_counts): New function.
5924 * object.h: Declare Cref and Archive.
5925 (Object::get_global_symbol_counts): New function.
5926 (Object::do_get_global_symbol_counts): New pure virtual function.
5927 (class Sized_relobj): Add defined_count_ field. Update
5929 (class Input_objects): Add cref_ field. Update constructor.
5930 Update declarations.
5931 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5933 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5935 (Sized_dynobj::do_get_global_symbol_counts): New function.
5936 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5937 defined_count_. Update declarations. Define Symbols typedef.
5938 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5939 parameter. Change all callers.
5940 (Symbol_table::add_from_dynobj): Add sympointers and defined
5941 parameters. Change all callers.
5942 * symtab.h (class Symbol_table): Update declarations.
5943 * Makefile.am (CCFILES): Add cref.cc.
5944 (HFILES): Add cref.h.
5945 * Makefile.in: Rebuild.
5947 2008-07-22 Simon Baldwin <simonb@google.com>
5949 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5950 to zero when writing undefined symbols.
5952 2008-07-22 Ian Lance Taylor <iant@google.com>
5954 * output.cc (Output_section::add_input_section): Don't try to
5955 merge empty merge sections.
5957 2008-07-21 Craig Silverstein <csilvers@google.com>
5959 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5960 Include symbol version in error message.
5962 2008-07-20 Chris Demetriou <cgd@google.com>
5964 * configure.ac (gold_cv_c_random_seed): New configured variable.
5965 (RANDOM_SEED_CFLAGS): New substituted variable.
5966 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5967 * configure: Rebuild.
5968 * Makefile.in: Likewise.
5969 * testsuite/Makefile.in: Likewise.
5971 2008-07-18 Ian Lance Taylor <iant@google.com>
5973 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5974 where we see NAME/NULL and NAME/VERSION as separate symbols.
5975 * testsuite/ver_test_main.cc (main): Call t4.
5976 (t4, t4_2a): Define.
5977 * testsuite/ver_test_2.cc (t4_2): Define.
5978 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5979 * testsuite/ver_test_4.cc (t4_2a): Define.
5980 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5981 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5983 2008-07-17 Ian Lance Taylor <iant@google.com>
5985 * dynobj.cc (Versions::add_def): If we give an error about a
5986 missing version, go ahead and create the version anyhow.
5988 2008-07-10 Ian Lance Taylor <iant@google.com>
5990 Handle output sections with more than 0x7fffffff bytes.
5991 * object.h (class Relobj): Change map_to_output_ to
5992 output_sections_, and just keep a section pointer. Change all
5993 uses. Move comdat group support to Sized_relobj.
5994 (Relobj::is_section_specially_mapped): Remove.
5995 (Relobj::output_section): Remove poff parameter. Change all
5997 (Relobj::output_section_offset): New function.
5998 (Relobj::set_section_offset): Rewrite.
5999 (Relobj::map_to_output): Remove.
6000 (Relobj::output_sections): New function.
6001 (Relobj::do_output_section_offset): New pure virtual function.
6002 (Relobj::do_set_section_offset): Likewise.
6003 (class Sized_relobj): Add section_offsets_ field. Add comdat
6004 group support from Relobj. Update declarations.
6005 (Sized_relobj::get_output_section_offset): New function.
6006 (Sized_relobj::do_output_section_offset): New function.
6007 (Sized_relobj::do_set_section_offset): New function.
6008 * object.cc (Relobj::output_section_address): Remove.
6009 (Sized_relobj::Sized_relobj): Initialize new fields.
6010 (Sized_relobj::include_section_group): Cast find_kept_object to
6012 (Sized_relobj::include_linkonce_section): Likewise.
6013 (Sized_relobj::do_layout): Use separate arrays for output section
6015 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6017 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6018 output_sections and section_offsets.
6019 (Sized_relobj::write_local_symbols): Likewise.
6020 (map_to_kept_section): Compute output address directly.
6021 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6022 output_sections and section_offsets.
6023 (Sized_relobj::write_sections): Likewise.
6024 (Sized_relobj::relocate_sections): Likewise.
6025 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6026 * output.h (class Output_reloc): Update declarations. Change
6027 u2_.relobj to Sized_relobj*.
6028 (class Output_data_reloc): Change add functions to use
6030 * output.cc (Output_reloc::Output_reloc): Change relobj to
6032 (Output_reloc::local_section_offset): Change return type to
6033 Elf_Addr. Use get_output_section_offset.
6034 (Output_reloc::get_address): Likewise.
6035 (Output_section::is_input_address_mapped): Don't call
6036 is_section_specially_mapped.
6037 (Output_section::output_offset): Likewise.
6038 (Output_section::output_address): Likewise.
6039 (Output_section::starting_output_address): Likewise.
6040 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6041 parameter to Sized_relobj*.
6042 (Copy_relocs::need_copy_reloc): Likewise.
6043 (Copy_relocs::save): Likewise.
6044 * copy-relocs.h (class Copy_relocs): Update declarations.
6045 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6046 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6047 * target-reloc.h (relocate_for_relocatable): Change
6048 offset_in_output_section type to Elf_Addr. Change code that uses
6050 * layout.cc (Layout::layout): Always set *off.
6051 * mapfile.cc (Mapfile::print_input_section): Use
6052 output_section_offset.
6053 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6055 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6056 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6057 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6059 2008-07-03 Ian Lance Taylor <iant@google.com>
6061 * layout.cc (Layout::include_section): Do not discard unrecognized
6062 SHT_STRTAB sections.
6064 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6066 * script.cc (Lex::can_continue_name): Make '?' allowable in
6067 version-script names.
6068 * testsuite/version_script.map: Change glob pattern to use '?'
6070 2008-06-30 Manish Singh <yosh@gimp.org>
6073 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6076 2008-06-30 Ian Lance Taylor <iant@google.com>
6080 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6081 versions]: Don't try to read the value in the contents, since we
6082 don't use it. Use the template endianness when writing.
6084 2008-06-25 Cary Coutant <ccoutant@google.com>
6086 * fileread.cc (File_read::make_view): Assert on zero-length view.
6087 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6088 symbol table when there are no symbols to read.
6090 2008-06-23 Craig Silverstein <csilvers@google.com>
6092 * version.cc (version_string): Bump to 1.7
6094 2008-06-18 Craig Silverstein <csilvers@google.com>
6096 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6097 constant 0xFFFF to type Valtype.
6098 (Powerpc_relocate_functions::rel16_ha): Likewise.
6100 2008-06-17 Ian Lance Taylor <iant@google.com>
6102 * output.h (Output_section::Input_section): Initialize p2align_ to
6103 zero for Output_section_data constructors.
6104 (Output_section::Input_section::addralign): If not an input
6105 section, return the alignment of the Output_section_data.
6106 * testsuite/copy_test.cc: New file.
6107 * testsuite/copy_test_1.cc: New file.
6108 * testsuite/copy_test_2.cc: New file.
6109 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6110 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6111 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6112 (copy_test_1_pic.o, copy_test_1.so): New targets.
6113 (copy_test_2_pic.o, copy_test_2.so): New targets.
6114 * testsuite/Makefile.in: Rebuild.
6116 * script-sections.cc (Script_sections::place_orphan): Initialize
6117 local variable exact.
6119 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6121 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6123 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6124 David S. Miller <davem@davemloft.net>
6126 * powerpc.cc: New file.
6127 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6128 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6129 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6130 * Makefile.in: Rebuild.
6132 2008-06-09 Ian Lance Taylor <iant@google.com>
6134 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6136 (throwing, orig_terminate): New static variables.
6137 (terminate_handler): New static function.
6138 (t2): Set terminate handler.
6140 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6143 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6146 2008-05-30 Cary Coutant <ccoutant@google.com>
6148 * archive.cc (Archive::include_all_members) Correct to step
6149 over symbol table and extended name table in thin archives.
6151 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6154 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6157 2008-05-28 Caleb Howe <cshowe@google.com>
6159 * reduced_debug_output.cc: New file.
6160 * reduced_debug_output.h: New file.
6161 * options.h (class General_options): Add --strip-debug-non-line.
6162 * options.cc (General_options::finalize): Add strip_debug_non_line
6163 to the strip heirarchy.
6164 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6166 * layout.cc: Include "reduced_debug_output.h".
6167 (Layout::Layout): Initialize new fields.
6168 (line_only_debug_sections): New static array.
6169 (is_lines_only_debug_sections): New static inline function.
6170 (Layout::include_section): Handle --strip-debug-non-line.
6171 (Layout::make_output_section): If --strip-debug-non-line, build
6172 new output sections for .debug_abbrev and .debug_info.
6173 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6174 gold. Warn about possible overflow.
6175 (read_signed_LEB_128): Likewise.
6176 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6177 (read_signed_LEB_128): Declare.
6178 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6179 (HFILES): Add reduced_debug_output.h.
6180 * Makefile.in: Rebuild.
6182 2008-05-21 Ian Lance Taylor <iant@google.com>
6184 * mapfile.cc: New file.
6185 * mapfile.h: New file.
6186 * options.h (class General_options): Add -M/--print-map and -Map.
6187 * options.cc (General_options::finalize): Make -M equivalent to
6189 * main.cc: Include <cstdio> and "mapfile.h".
6190 (main): Open mapfile if requested.
6191 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6192 constructor. Change caller.
6193 (queue_initial_tasks): Add mapfile parameter. Change caller.
6194 (queue_middle_tasks): Likewise.
6195 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6197 * archive.cc: Include "mapfile.h".
6198 (Archive::add_symbols): Add mapfile parameter. Change all
6199 callers. Pass mapfile, symbol, and reason to include_member.
6200 (Archive::include_all_members): Add mapfile parameter. Change all
6202 (Archive::include_member): Add mapfile, sym, and why parameters.
6203 Change all callers. Report inclusion to map file.
6204 * archive.h: Include "fileread.h".
6205 (class Archive): Update declarations.
6206 (Archive::file): New const method.
6207 (class Add_archive_symbols): Add mapfile_ field. Update
6208 constructor. Change all callers.
6209 * readsyms.h (class Read_symbols): Likewise.
6210 (class Finish_group): Likewise.
6211 (class Read_script): Likewise.
6212 * common.cc: Include "mapfile.h".
6213 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6215 (Symbol_table::do_allocate_commons): Likewise.
6216 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6217 symbol allocation to mapfile.
6218 * common.h (class Allocate_commons_task): Add mapfile_ field.
6219 Update constructor. Change all callers.
6220 * symtab.h (class Symbol_table): Update declarations.
6221 * layout.cc: Include "mapfile.h".
6222 (Layout_task_runner::run): Print information to mapfile.
6223 (Layout::create_gold_note): Change Output_data_fixed_space to
6224 Output_data_zero_fill.
6225 (Layout::create_build_id): Likewise.
6226 (Layout::print_to_mapfile): New function.
6227 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6228 constructor. Change caller.
6229 (class Layout): Declare print_to_mapfile.
6230 * output.cc (Output_section::Input_section::print_to_mapfile): New
6232 (Output_section::add_input_section): If producing a map, always
6233 add to input_sections_ list.
6234 (Output_section::do_print_to_mapfile): New function.
6235 (Output_segment::print_sections_to_mapfile): New function.
6236 (Output_segment::print_section_list_to_mapfile): New function.
6237 * output.h: Include "mapfile.h".
6238 (Output_data::print_to_mapfile): New function.
6239 (Output_data::do_print_to_mapfile): New virtual function.
6240 (Output_segment_headers::do_print_to_mapfile): New function.
6241 (Output_file_header::do_print_to_mapfile): New function.
6242 (Output_data_const::do_print_to_mapfile): New function.
6243 (class Output_data_const_buffer): Add map_name_ field. Update
6244 constructor. Change all callers. Add do_print_to_mapfile
6246 (class Output_data_fixed_space): Likewise.
6247 (class Output_data_space): Likewise.
6248 (class Output_data_zero_fill): New class.
6249 (Output_data_strtab::do_print_to_mapfile): New function.
6250 (Output_data_reloc_base::do_print_to_mapfile): New function.
6251 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6252 (Output_data_group::do_print_to_mapfile): New function.
6253 (Output_data_got::do_print_to_mapfile): New function.
6254 (Output_data_dynamic::do_print_to_mapfile): New function.
6255 (Output_symtab_xindex::do_print_to_mapfile): New function.
6256 (class Output_section): Declare do_print_to_mapflie. Declare
6257 print_to_mapfile in Input_section.
6258 (class Output_segment): Declare new functions.
6259 * object.h (Sized_relobj::symbol_count): New function.
6260 * script-sections.cc
6261 (Output_section_element_dot_assignment::set_section_addresses):
6262 Change Output_data_fixed_space to Output_data_zero_fill.
6263 (Output_data_expression::do_print_to_mapfile): New function.
6264 * script.cc (read_input_script): Add mapfile parameter. Change
6266 * script.h (read_input_script): Update declaration.
6267 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6268 (Eh_frame::do_print_to_mapfile): New function.
6269 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6270 (Output_merge_string::do_print_to_mapfile): New function.
6271 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6273 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6275 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6277 * Makefile.am (CCFILES): Add mapfile.cc.
6278 (HFILES): Add mapfile.h.
6279 * Makefile.in: Rebuild.
6281 2008-05-19 Ian Lance Taylor <iant@google.com>
6283 * options.h (class General_options): Add -z relro.
6284 * layout.cc (Layout::Layout): Initialize relro_segment_.
6285 (Layout::add_output_section_data): Return the output section.
6286 (Layout::make_output_section): Rcognize relro sections and mark
6288 (Layout::attach_allocated_section_to_segment): Put relro sections
6289 in a PT_GNU_RELRO segment.
6290 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6292 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6294 (Layout::linkonce_mapping): Map d.rel.ro.local to
6296 (Layout::output_section_name): Us .data.rel.ro.local for any
6297 section which begins with that.
6298 * layout.h (class Layout): Update add_output_section_data
6299 declaration. Add relro_segment_ field.
6300 * output.cc (Output_section::Output_section): Initialize is_relro_
6301 and is_relro_local_ fields.
6302 (Output_segment::add_output_section): Group relro sections.
6303 (Output_segment::is_first_section_relro): New function.
6304 (Output_segment::maximum_alignment): If there is a relro section,
6305 align the segment to the common page size.
6306 (Output_segment::set_section_addresses): Track whether we are
6307 looking at relro sections. If the last section is a relro
6308 section, align to the common page size.
6309 (Output_segment::set_section_list_addresses): Add in_relro
6310 parameter. Change all callers. Align to the page size when
6311 moving from relro to non-relro section.
6312 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6314 * output.h (class Output_section): Add is_relro_ and
6315 is_relro_local_ fields.
6316 (Output_section::is_relro): New function.
6317 (Output_section::set_is_relro): New function.
6318 (Output_section::is_relro_local): New function.
6319 (Output_section::set_is_relro_local): New function.
6320 (class Output_segment): Update declarations.
6321 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6322 * sparc.cc (Target_sparc::got_section): Likewise.
6323 * x86_64.cc (Target_x86_64::got_section): Likewise.
6324 * testsuite/relro_test_main.cc: New file.
6325 * testsuite/relro_test.cc: New file.
6326 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6327 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6328 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6329 (relro_test.so, relro_test_pic.o): New targets.
6330 * testsuite/Makefile.in: Rebuild.
6332 2008-05-16 Ian Lance Taylor <iant@google.com>
6334 * output.cc (Output_segment::add_output_section): Remove front
6336 * output.h (class Output_segment): Remove
6337 add_initial_output_section and overloaded add_output_section.
6338 Update declaration of remaining add_output_section.
6339 * layout.cc (Layout::create_interp): Call add_output_section
6340 rather than add_initial_output_section.
6341 (Layout::finish_dynamic_section): Likewise.
6343 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6344 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6345 know the dynamic type.
6346 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6347 field. Initialize it in constructor.
6348 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6349 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6350 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6353 * output.cc (Output_reloc::get_address): Change return type to
6355 * output.h (class Output_reloc): Update get_address declaration.
6356 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6357 for section addresses.
6359 2008-05-09 Ian Lance Taylor <iant@google.com>
6362 * gold.cc (gold_nomem): Use return value of write.
6364 2008-05-08 Ian Lance Taylor <iant@google.com>
6366 * symtab.c (Symbol::init_base_output_data): Add version
6367 parameter. Change all callers.
6368 (Symbol::init_base_output_segment): Likewise.
6369 (Symbol::init_base_constant): Likewise.
6370 (Symbol::init_base_undefined): Likewise.
6371 (Sized_symbol::init_output_data): Likewise.
6372 (Sized_symbol::init_output_segment): Likewise.
6373 (Sized_symbol::init_constant): Likewise.
6374 (Sized_symbol::init_undefined): Likewise.
6375 (Symbol_table::do_define_in_output_data): If the new symbol has a
6376 version, mark it as the default.
6377 (Symbol_table::do_define_in_output_segment): Likewise.
6378 (Symbol_table::do_define_as_constant): Likewise.
6379 * symtab.h (class Symbol): Update declarations.
6380 (class Sized_symbol): Likewise.
6381 * resolve.cc (Symbol::override_version): New function.
6382 (Symbol::override_base): Call override_version.
6383 (Symbol::override_base_with_special): Likewise.
6384 * testsuite/ver_script_8.script: New file.
6385 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6386 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6387 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6388 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6390 2008-05-06 Ian Lance Taylor <iant@google.com>
6393 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6395 (class General_options): Remove existing --undefined, and add
6396 --no-undefined instead. Add new --undefined as synonym for -u.
6397 * archive.cc (Archive::add_symbols): Check whether symbol was
6399 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6400 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6401 all uses. Add IS_UNDEFINED. Update declarations to split
6402 different versions of init_base. Declare init_base_undefined.
6403 (Symbol::is_defined): Handle IS_UNDEFINED.
6404 (Symbol::is_undefined): Likewise.
6405 (Symbol::is_weak_undefined): Call is_undefined.
6406 (Symbol::is_absolute): Handle IS_CONSTANT.
6407 (class Sized_symbol): Update declarations to split different
6408 versions of init. Declare init_undefined.
6409 (class Symbol_table): Declare new functions.
6410 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6412 (Symbol::init_base_output_data): Likewise.
6413 (Symbol::init_base_output_segment): Likewise.
6414 (Symbol::init_base_constant): Likewise.
6415 (Symbol::init_base_undefined): New function.
6416 (Sized_symbol::init_object): Rename from init. Change all
6418 (Sized_symbol::init_output_data): Likewise.
6419 (Sized_symbol::init_output_segment): Likewise.
6420 (Sized_symbol::init_constant): Likewise.
6421 (Sized_symbol::init_undefined): New function.
6422 (Symbol_table::add_undefined_symbols_from_command_line): New
6424 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6426 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6427 (Symbol::output_section): Likewise.
6428 (Symbol::set_output_section): Likewise.
6429 (Symbol_table::sized_finalize_symbol): Likewise.
6430 (Symbol_table::sized_write_globals): Likewise.
6431 * resolve.cc (Symbol_table::should_override): Likewise.
6432 (Symbol::override_base_with_special): Likewise.
6434 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6435 symbol, change it to have default visibility.
6436 * testsuite/protected_1.cc: New file.
6437 * testsuite/protected_2.cc: New file.
6438 * testsuite/protected_3.cc: New file.
6439 * testsuite/protected_main_1.cc: New file.
6440 * testsuite/protected_main_2.cc: New file.
6441 * testsuite/protected_main_3.cc: New file.
6442 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6443 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6444 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6445 (protected_1.so): New target.
6446 (protected_1_pic.o, protected_2_pic.o): New targets.
6447 (protected_3_pic.o): New target.
6448 (check_PROGRAMS): Add protected_2.
6449 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6450 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6451 * testsuite/Makefile.in: Rebuild.
6453 * options.h (DEFINE_var): Add set_user_set_##varname__.
6454 (DEFINE_bool_alias): New macro.
6455 (class General_options): Define -Bstatic using DEFINE_bool_alias
6456 rather than DEFINE_special. Add --undefined as an alias for -z
6458 * options.cc (General_options::parse_Bstatic): Remove.
6460 * options.h (class General_options): Add --fatal-warnings.
6461 * main.cc (main): Implement --fatal-warnings.
6462 * errors.h (Errors::warning_count): New function.
6464 * options.h (class General_options): Add -Bsymbolic-functions.
6465 * symtab.h (Symbol::is_preemptible): Check for
6466 -Bsymbolic-functions.
6468 2008-05-05 Ian Lance Taylor <iant@google.com>
6470 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6471 as noVARNAME rather than no-VARNAME.
6472 (class General_options): Add option -z combreloc.
6473 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6475 (Output_reloc::sort_before) [SHT_REL]: New function.
6476 (Output_reloc::sort_before) [SHT_RELA]: New function.
6477 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6478 Sort_relocs_comparison.
6479 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6480 parameter. Change all callers.
6481 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6482 sort_relocs parameter. Change all callers.
6483 * output.cc (Output_reloc::get_address): New function, broken out
6485 (Output_reloc::write_rel): Call it.
6486 (Output_reloc::compare): New function.
6487 (Output_data_reloc_base::do_write): Optionally sort relocs.
6489 * configure.ac: If targ_extra_obj is set, link it in.
6490 * configure.tgt: Initialize all variables.
6491 (x86_64*): Set targ_extra_obj and targ_extra_size.
6492 * configure: Rebuild.
6494 * object.cc (Sized_relobj::include_section_group): Adjust section
6495 indexes read from group data. Build vector to pass to
6497 * layout.cc (Layout::layout_group): Add flags and shndxes
6498 parameters. Remove contents parameter. Change caller. Update
6499 explicit instantiations.
6500 * layout.h (class Layout): Update layout_group declaration.
6501 * output.cc (Output_data_group::Output_data_group): Add flags and
6502 input_shndxes parameters. Remove contents parameter. Change
6504 (Output_data_group::do_write): Change input_sections_ to
6506 * output.h (class Output_data_group): Update constructor
6507 declaration. Rename input_sections_ to input_shndxes_.
6508 * testsuite/many_sections_test.cc: Add template.
6510 2008-04-30 Cary Coutant <ccoutant@google.com>
6512 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6514 * layout.cc (Layout::include_section): Refactored check for debug
6516 (Layout::add_comdat): Add new parameters. Change type
6517 of signature parameter. Add object and shndx to signatures table.
6518 (Layout::find_kept_object): New function.
6519 * layout.h: Include <cstring>.
6520 (Layout::is_debug_info_section): New function.
6521 (Layout::add_comdat): Add new parameters.
6522 (Layout::find_kept_object): New function.
6523 (Layout::Kept_section): New struct.
6524 (Layout::Signatures): Change type of map range.
6525 * object.cc (Relobj::output_section_address): New function.
6526 (Sized_relobj::include_section_group): Add new parameters. Change
6527 calls to Layout::add_comdat. Change to build table of kept comdat
6528 groups and table mapping discarded sections to kept sections.
6529 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6530 (Sized_relobj::do_layout): Change calls to include_section_group and
6531 include_linkonce_section.
6532 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6533 value to zero when section is discarded.
6534 (Sized_relobj::map_to_kept_section): New function.
6535 * object.h (Relobj::output_section_address): New function.
6536 (Relobj::Comdat_group): New type.
6537 (Relobj::find_comdat_group): New function.
6538 (Relobj::Comdat_group_table): New type.
6539 (Relobj::Kept_comdat_section): New type.
6540 (Relobj::Kept_comdat_section_table): New type.
6541 (Relobj::add_comdat_group): New function.
6542 (Relobj::set_kept_comdat_section): New function.
6543 (Relobj::get_kept_comdat_section): New function.
6544 (Relobj::comdat_groups_): New field.
6545 (Relobj::kept_comdat_sections_): New field.
6546 (Symbol_value::input_value): Update comment.
6547 (Sized_relobj::map_to_kept_section) New function.
6548 (Sized_relobj::include_linkonce_section): Add new parameter.
6549 * target-reloc.h (Comdat_behavior): New type.
6550 (get_comdat_behavior): New function.
6551 (relocate_section): Add code to map a discarded section to the
6552 corresponding kept section when applying a relocation.
6554 2008-04-30 Craig Silverstein <csilvers@google.com>
6556 * dwarf_reader.cc (next_generation_count): New static var.
6557 (Addr2line_cache_entry): New struct.
6558 (addr2line_cache): New static var.
6559 (Dwarf_line_info::one_addr2line): Added caching.
6560 (Dwarf_line_info::clear_addr2line_cache): New function.
6561 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6562 cache-size parameter.
6563 (Dwarf_line_info::one_addr2line_cache): New function.
6564 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6565 new cache-size argument to one_addr2line(), and clear cache.
6567 2008-04-28 Cary Coutant <ccoutant@google.com>
6569 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6570 R_386_PC8 relocations.
6572 2008-04-23 Ian Lance Taylor <iant@google.com>
6574 * object.cc (Sized_relobj::include_section_group): Check for
6575 invalid section group.
6577 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6580 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6581 than read for file header.
6582 * archive.cc (Archive::include_member): Likewise.
6584 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6586 * aclocal.m4: Regenerate.
6587 * configure: Regenerate.
6589 2008-04-19 Ian Lance Taylor <iant@google.com>
6591 * version.cc (version_string): Bump to 1.6.
6593 * testsuite/Makefile.am (many_sections_r_test): New target.
6594 (many_sections_r_test_SOURCES): Remove.
6595 (many_sections_r_test_DEPENDENCIES): Remove.
6596 (many_sections_r_test_LDFLAGS): Remove.
6597 (many_sections_r_test_LDADD): Remove.
6599 * object.cc (Sized_relobj::do_add_symbols): Always pass
6600 local_symbol_count_ to add_from_relobj.
6602 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6603 every thousand variables.
6604 * testsuite/Makefile.in: Rebuild.
6606 * object.cc (Xindex::initialize_symtab_xindex): New function.
6607 (Xindex::read_symtab_xindex): New function.
6608 (Xindex::sym_xindex_to_shndx): New function.
6609 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6611 (Sized_relobj::do_initialize_xindex): New function.
6612 (Sized_relobj::do_read_symbols): Adjust section links.
6613 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6614 parameter. Change all callers.
6615 (Sized_relobj::include_section_group): Adjust section links and
6616 symbol section indexes.
6617 (Sized_relobj::do_layout): Adjust section links.
6618 (Sized_relobj::do_count_local_symbols): Adjust section links and
6619 symbol section indexes.
6620 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6621 ordinary and special symbols.
6622 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6623 dynsym_xindex parameters. Change all callers. Adjust section
6624 links. Use SHN_XINDEX when needed.
6625 (Sized_relobj::get_symbol_location_info): Adjust section links.
6626 Don't get fooled by special symbols.
6627 * object.h (class Xindex): Define.
6628 (class Object): Add xindex_ parameter. Declare virtual functoin
6629 do_initialize_xindex.
6630 (Object::adjust_sym_shndx): New function.
6631 (Object::set_xindex): New protected function.
6632 (class Symbol_value): Add is_ordinary_shndx_ field.
6633 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6634 (Symbol_value::value): Assert ordinary section.
6635 (Symbol_value::initialize_input_to_output_map): Likewise.
6636 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6638 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6640 (class Sized_relobj): Update declarations.
6641 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6642 parameter. Change all callers.
6643 (Sized_relobj::adjust_shndx): New function.
6644 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6646 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6647 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6648 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6649 (Sized_dynobj::read_dynsym_section): Adjust section links.
6650 (Sized_dynobj::read_dynamic): Likewise.
6651 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6653 (Sized_dynobj::do_initialize_xindex): New function.
6654 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6655 do_initialize_xindex.
6656 (Sized_dynobj::adjust_shndx): New function.
6657 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6658 dynsym_xindex_ fields.
6659 (Layout::finalize): Add a call to set_section_indexes before
6660 creating the symtab sections.
6661 (Layout::set_section_indexes): Don't do anything if the section
6662 already has a section index.
6663 (Layout::create_symtab_sections): Add shnum parameter. Change
6664 caller. Create .symtab_shndx section if needed.
6665 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6667 (Layout::allocated_output_section_count): New function.
6668 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6670 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6671 fields. Update declarations.
6672 (Layout::symtab_xindex): New function.
6673 (Layout::dynsym_xindex): New function.
6674 (class Write_symbols_task): Add layout_ field.
6675 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6677 * output.cc (Output_section_headers::Output_section_headers): Add
6678 shstrtab_section parameter. Change all callers.
6679 (Output_section_headers::do_sized_write): Store overflow values
6680 for section count and section string table section index in
6681 section header zero.
6682 (Output_file_header::do_sized_write): Check for overflow of
6683 section count and section string table section index.
6684 (Output_symtab_xindex::do_write): New function.
6685 (Output_symtab_xindex::endian_do_write): New function.
6686 * output.h (class Output_section_headers): Add shstrtab_section_.
6687 Update declarations.
6688 (class Output_symtab_xindex): Define.
6689 (Output_section::has_out_shndx): New function.
6690 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6692 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6694 (Sized_symbol::init): Likewise.
6695 (Symbol::output_section): Check for ordinary symbol.
6696 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6697 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6699 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6700 Change all callers. Simplify handling of symbols from sections
6701 not included in the link.
6702 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6704 (Weak_alias_sorter::operator()): Assert that symbols are
6706 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6708 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6709 parameters. Change all callers.
6710 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6711 symbol distinction. Use SHN_XINDEX when needed.
6712 (Symbol_table::write_section_symbol): Add symtab_xindex
6713 parameter. Change all callers.
6714 (Symbol_table::sized_write_section_symbol): Likewise. Use
6715 SHN_XINDEX when needed.
6716 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6718 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6719 (Symbol::is_defined): Check is_ordinary.
6720 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6721 (Symbol::is_absolute, Symbol::is_common): Likewise.
6722 (class Sized_symbol): Update declarations.
6723 (class Symbol_table): Update declarations.
6724 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6725 parameters. Change all callers.
6726 (Sized_symbol::override): Likewise.
6727 (Symbol_table::override): Likewise.
6728 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6729 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6730 is_ordinary, and orig_st_shndx parameters. Change all callers.
6731 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6732 to be in an ordinary section.
6733 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6734 object and is_ordinary parameters. Change all callers.
6735 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6736 Change all callers. Don't add undefined or non-ordinary symbols
6738 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6740 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6742 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6743 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6744 (Sized_relobj::relocate_sections): Likewise.
6745 * target-reloc.h (scan_relocs): Adjust section symbol index.
6746 (scan_relocatable_relocs): Likewise.
6747 * i386.cc (Scan::local): Check for ordinary symbols.
6748 * sparc.cc (Scan::local): Likewise.
6749 * x86_64.cc (Scan::local): Likewise.
6750 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6751 to symbol_section_and_value.
6752 * testsuite/many_sections_test.cc: New file.
6753 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6754 (check_PROGRAMS): Add many_sections_test.
6755 (many_sections_test_SOURCES): Define.
6756 (many_sections_test_DEPENDENCIES): Define.
6757 (many_sections_test_LDFLAGS): Define.
6758 (BUILT_SOURCES): Add many_sections_define.h.
6759 (many_sections_define.h): New target.
6760 (BUILT_SOURCES): Add many_sections_check.h.
6761 (many_sections_check.h): New target.
6762 (check_PROGRAMS): Add many_sections_r_test.
6763 (many_sections_r_test_SOURCES): Define.
6764 (many_sections_r_test_DEPENDENCIES): Define.
6765 (many_sections_r_test_LDFLAGS): Define.
6766 (many_sections_r_test_LDADD): Define.
6767 (many_sections_r_test.o): New target.
6768 * testsuite/Makefile.in: Rebuild.
6770 2008-04-17 Cary Coutant <ccoutant@google.com>
6772 * errors.cc (Errors::info): New function.
6773 (gold_info): New function.
6774 * errors.h (Errors::info): New function.
6775 * gold.h (gold_info): New function.
6776 * object.cc (Input_objects::add_object): Print trace output.
6777 * options.cc (options::parse_set): New function.
6778 (General_options::parse_wrap): Deleted.
6779 (General_options::General_options): Deleted initializer.
6780 * options.h (options::String_set): New typedef.
6781 (options::parse_set): New function.
6782 (DEFINE_set): New macro.
6783 (General_options::wrap): Changed to use DEFINE_set. Changed
6784 callers of any_wrap_symbols and is_wrap_symbol.
6785 (General_options::trace, General_options::trace_symbol):
6787 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6788 (General_options::wrap_symbols_): Deleted.
6789 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6791 2008-04-17 David S. Miller <davem@davemloft.net>
6793 * options.cc (General_options::parse_V): New function.
6794 * options.h: Add entries for -V and -Qy.
6796 2008-04-17 Ian Lance Taylor <iant@google.com>
6798 * common.cc (Symbol_table::allocate_commons): Remove options
6799 parameter. Change caller.
6800 (Symbol_table::do_allocate_commons): Remove options parameter.
6801 Change caller. Just call do_allocate_commons_list twice.
6802 (Symbol_table::do_allocate_commons_list): New function, broken out
6803 of do_allocate_commons.
6804 * common.h (class Allocate_commons_task): Remove options_ field.
6806 * symtab.cc (Symbol_table::Symbol_table): Initialize
6808 (Symbol_table::add_from_object): Put TLS common symbols on
6810 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6811 which are IN_OUTPUT_DATA.
6812 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6813 allocate_commons and do_allocate_commons declarations. Declare
6814 do_allocate_commons_list.
6815 * gold.cc (queue_middle_tasks): Update creation of
6816 Allocate_commons_task to not pass options.
6817 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6818 (TLS_TEST_C_FLAGS): New variable.
6819 (tls_test_c_pic.o): New target.
6820 (tls_test_shared.so): Link in tls_test_c_pic.o.
6821 (tls_test_c_pic_ie.o): New target.
6822 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6823 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6824 (tls_test_c.o): New target.
6825 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6826 (tls_pic_test_LDADD): Likewise.
6827 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6828 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6829 (tls_test_c_gnu2.o): New target.
6830 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6832 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6833 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6834 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6835 * testsuite/tls_test.cc: Include "config.h".
6836 (t_last): Call t11_last.
6837 * testsuite/tls_test.h (t11, t11_last): Declare.
6838 * testsuite/tls_test_c.c: New file.
6839 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6840 * configure.ac: Check for OpenMP support.
6841 * configure, config.in, Makefile.in: Rebuild.
6842 * testsuite/Makefile.in: Rebuild.
6844 2008-04-16 Cary Coutant <ccoutant@google.com>
6846 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6847 (Target_i386::tls_base_symbol_defined_): New field.
6848 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6849 (Target_i386::Scan::global): Likewise.
6850 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6851 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6852 (Target_x86_64::tls_base_symbol_defined_): New field.
6853 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6854 (Target_x86_64::Scan::global): Likewise.
6856 2008-04-16 Cary Coutant <ccoutant@google.com>
6858 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6859 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6860 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6861 building shared libraries.
6862 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6863 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6864 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6865 * testsuite/Makefile.in: Rebuild.
6866 * testsuite/weak_undef.h: New file.
6867 * testsuite/weak_undef_file1.cc: Add extra test cases.
6868 * testsuite/weak_undef_file2.cc: Likewise.
6869 * testsuite/weak_undef_test.cc: Likewise.
6871 2008-04-16 David S. Miller <davem@davemloft.net>
6873 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6874 Add issued_non_pic_error_ field. Declare check_non_pic.
6875 (Target_sparc::Scan::check_non_pic): New function.
6876 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6877 (Target_sparc::Scan::global): Likewise.
6879 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6880 * configure: Rebuild.
6882 * options.h (DEFINE_enable): New macro.
6883 (new_dtags): New enable option.
6884 (initfirst, interpose, loadfltr, nodefaultlib,
6885 nodelete, nodlopen, nodump): New -z options.
6886 * layout.cc (Layout:finish_dynamic_section): If new
6887 dtags enabled, emit DT_RUNPATH. Also, emit a
6888 DT_FLAGS_1 containing any specified -z flags.
6890 2008-04-16 Ian Lance Taylor <iant@google.com>
6892 * copy-relocs.cc: New file.
6893 * copy-relocs.h: New file.
6894 * reloc.cc: Remove Copy_relocs code.
6895 * reloc.h: Likewise.
6896 * reloc-types.h (struct Reloc_types) [both versions]: Add
6897 get_reloc_addend_noerror.
6898 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6899 variants of add_global which take an addend which must be zero.
6900 * i386.cc: Include "copy-relocs.h".
6901 (class Target_i386): Change type of copy_relocs_ to variable,
6903 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6905 (Target_i386::do_finalize_sections): Change handling of
6907 * sparc.cc: Include "copy-relocs.h".
6908 (class Target_sparc): Change type of copy_relocs_ to variable,
6910 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6912 (Target_sparc::do_finalize_sections): Change handling of
6914 * x86_64.cc: Include "copy-relocs.h".
6915 (class Target_x86_64): Change type of copy_relocs_ to variable,
6917 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6918 class. Change all callers.
6919 (Target_x86_64::do_finalize_sections): Change handling of
6921 * Makefile.am (CCFILES): Add copy-relocs.cc.
6922 (HFILES): Add copy-relocs.h.
6924 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6926 * testsuite/script_test_4.sh: Permit leading zeroes.
6928 2008-04-15 Ian Lance Taylor <iant@google.com>
6930 * script-sections.cc (Script_sections::create_segments): Use
6931 header_size_adjustment even when there is enough room for the
6933 * testsuite/script_test_4.sh: New file.
6934 * testsuite/script_test_4.t: New file.
6935 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6936 (check_DATA): Add script_test_4.stdout.
6937 (MOSTLYCLEANFILES): Likewise.
6938 (script_test_4): New target.
6939 (script_test_4.stdout): New target.
6940 * testsuite/Makefile.in: Rebuild.
6942 * sparc.cc: Add definitions for Output_data_plt_sparc class
6945 2008-04-14 David S. Miller <davem@davemloft.net>
6947 * sparc.cc: New file.
6948 * Makefile.am (TARGETSOURCES): Add sparc.cc
6949 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6950 * configure.tgt: Document targ_extra_size and
6951 targ_extra_big_endian. Add entries for sparc-* and
6953 * configure.ac: Handle targ_extra_size and
6954 targ_extra_big_endian.
6955 * Makefile.in: Rebuild.
6956 * configure: Likewise.
6957 * po/POTFILES.in: Likewise.
6958 * po/gold.pot: Likewise.
6960 2008-04-14 Ian Lance Taylor <iant@google.com>
6962 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6963 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6964 in the name/type/flags to section mapping. Don't call
6965 allocate_output_section.
6966 (Layout::choose_output_section): Change parameter from adjust_name
6967 to is_input_section. Don't permit input sections after sections
6968 are attached to segments. Don't call allocate_output_section.
6969 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6970 not write_enable_output_section.
6971 (Layout::make_output_section): Don't push to
6972 unattached_section_list_ nor call attach_to_segment. Call
6973 attach_section_to_segment if sections are attached.
6974 (Layout::attach_sections_to_segments): New function.
6975 (Layout::attach_section_to_segment): New function.
6976 (Layout::attach_allocated_section_to_segment): Rename from
6977 attach_to_segment. Remove flags parameter.
6978 (Layout::allocate_output_section): Remove function.
6979 (Layout::write_enable_output_section): Remove function.
6980 * layout.h (class Layout): Update for above changes. Add new
6981 field sections_are_attached_.
6982 * output.h (Output_section::update_flags_for_input_section): New
6984 * output.cc (Output_section::add_input_section): Call
6985 update_flags_for_input_section.
6986 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6988 2008-04-11 Cary Coutant <ccoutant@google.com>
6990 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6991 thought unnecessary.
6992 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6994 2008-04-11 Ian Lance Taylor <iant@google.com>
6996 * output.h (class Output_section_data): Remove inline definition
6998 * output.cc (Output_section_data::set_addralign): New function.
7000 2008-04-11 Cary Coutant <ccoutant@google.com>
7002 Add support for TLS descriptors for i386 and x86_64.
7003 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7004 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7005 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7007 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7008 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7009 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7011 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7012 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7013 Fix problem with initial-exec relocations.
7014 (Target_i386::Relocate::relocate_tls): Likewise.
7015 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7017 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7018 support for section-plus-offset dynamic table entries.
7019 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7020 (Output_data_dynamic::Dynamic_entry): Add support for
7021 section-plus-offset dynamic table entries.
7022 (Output_data_dynamic::Classification): Likewise.
7023 (Output_data_dynamic::classification_): Renamed offset_.
7024 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7025 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7026 (Target_x86_64::make_plt_section): New function.
7027 (Target_x86_64::reserve_tlsdesc_entries): New function.
7028 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7029 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7030 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7031 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7032 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7033 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7034 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7035 add extra PLT entry for TLS descriptors.
7036 (Output_data_plt_x86_64::got_): New field.
7037 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7038 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7040 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7042 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7043 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7044 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7045 R_386_TLS_DESC_CALL relocations.
7046 (Target_x86_64::Scan::global): Likewise.
7047 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7048 for TLS descriptors.
7049 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7050 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7051 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7052 GD-to-IE relaxation.
7053 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7054 and TLS_DESCRIPTORS.
7055 * Makefile.in: Rebuild.
7056 * configure: Rebuild.
7057 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7058 (tls_test_shared2.so): New target.
7059 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7060 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7061 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7062 (tls_shared_gd_to_ie_test_LDADD): New variable.
7063 (tls_shared_gnu2_gd_to_ie_test): New target.
7064 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7066 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7067 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7068 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7069 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7070 (tls_shared_gnu2_test): New target.
7071 (tls_test_gnu2_shared.so): New target.
7072 (tls_shared_gnu2_test_SOURCES): New variable.
7073 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7074 (tls_shared_gnu2_test_LDFLAGS): New variable.
7075 (tls_shared_gnu2_test_LDADD): New variable.
7076 * testsuite/Makefile.in: Rebuild.
7077 * testsuite/Makefile.
7079 2008-04-11 Ian Lance Taylor <iant@google.com>
7081 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7083 * testsuite/Makefile.in: Rebuild.
7085 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7087 * testsuite/script_test_2.cc (main): Adjust test.
7089 2008-04-11 David S. Miller <davem@davemloft.net>
7090 Ian Lance Taylor <iant@google.com>
7092 * options.h (General_options): Add entries for '-Y' and
7094 * options.cc (General_options:finalize): If -Y was used, add those
7095 entries to the library path instead of the default "/lib" and
7098 2008-04-11 David S. Miller <davem@davemloft.net>
7100 * testsuite/justsyms.t: Start at 0x100.
7101 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7102 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7104 * testsuite/script_test_2.cc: Adjust string and section length
7107 2008-04-09 Ian Lance Taylor <iant@google.com>
7110 * script-sections.cc (Sections_element::allocate_to_segment): Add
7112 (Output_section_definition::allocate_to_segment): Likewise.
7113 (Orphan_output_section::allocate_to_segment): Likewise.
7114 (Script_sections::attach_sections_using_phdrs_clause): Don't
7115 propagate non-PT_LOAD segments to orphan sections.
7116 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7117 readelf rather than objdump.
7118 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7119 .interp section and PT_INTERP segment are the same size.
7120 * testsuite/Makefile.in: Rebuild.
7122 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7123 aliases for symbols defined in the same object.
7124 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7125 (weak_alias_test_SOURCES): New variable.
7126 (weak_alias_test_DEPENDENCIES): New variable.
7127 (weak_alias_test_LDFLAGS): New variable.
7128 (weak_alias_test_LDADD): New variable.
7129 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7130 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7131 (weak_alias_test_3.o): New target.
7132 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7133 * testsuite/weak_alias_test_main.cc: New file.
7134 * testsuite/weak_alias_test_1.cc: New file.
7135 * testsuite/weak_alias_test_2.cc: New file.
7136 * testsuite/weak_alias_test_3.cc: New file.
7138 2008-04-08 Ian Lance Taylor <iant@google.com>
7140 * options.h (class General_options): Add --noinhibit-exec option.
7141 * main.cc (main): Check --noinhibit-exec.
7143 * options.h (class General_options): Define --wrap as a special
7144 option. Add wrap_symbols_ field.
7145 (General_options::any_wrap_symbols): New function.
7146 (General_options::is_wrap_symbol): New function.
7147 * options.cc (General_options::parse_wrap): New function.
7148 (General_options::General_options): Initialize wrap_symbols_.
7149 * symtab.cc (Symbol_table::wrap_symbol): New function.
7150 (Symbol_table::add_from_object): Handle --wrap.
7151 * symtab.h (class Symbol_table): Declare wrap_symbol.
7152 * target.h (Target::wrap_char): New function.
7153 (Target::Target_info): Add wrap_char field.
7154 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7155 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7156 * testsuite/testfile.cc (Target_test::test_target_info):
7159 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7162 * layout.h (class Layout): Add added_eh_frame_data_ field.
7163 * layout.cc (Layout::Layout): Initialize new field.
7164 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7165 output section until we find a section we merged successfully.
7166 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7167 that the size be non-zero.
7169 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7172 2008-04-08 Craig Silverstein <csilvers@google.com>
7174 * configure.ac: Export new conditional variable HAVE_ZLIB.
7175 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7177 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7178 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7180 2008-04-07 Ian Lance Taylor <iant@google.com>
7182 * version.cc (version_string): Set to "1.5".
7184 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7185 Add issued_non_pic_error_ field. Declare check_non_pic.
7186 (Target_x86_64::Scan::check_non_pic): New function.
7187 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7188 (Target_x86_64::Scan::global): Likewise.
7190 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7191 addend parameter. Change caller. Handle merge sections.
7192 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7193 Address to Addend. Don't add in the result of
7194 local_section_offset, pass down the addend and use the returned
7196 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7197 Update declarations of local_section_offset and symbol_value.
7198 * testsuite/two_file_test_1.cc (t18): New function.
7199 * testsuite/two_file_test_2.cc (f18): New function.
7200 * testsuite/two_file_test_main.cc (main): Call t18.
7201 * testsuite/two_file_test.h (t18, f18): Declare.
7203 * configure.ac: Don't test for objdump, c++filt, or readelf.
7204 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7206 (TEST_READELF): New variable.
7207 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7208 (check_PROGRAMS): Add two_file_strip_test.
7209 (two_file_strip_test): New target.
7210 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7211 (two_file_same_shared_strip_test_SOURCES): New variable.
7212 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7213 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7214 (two_file_same_shared_strip_test_LDADD): New variable.
7215 (two_file_shared_strip.so): New target.
7216 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7217 (ver_test_5.syms, ver_test_7.syms): Likewise.
7218 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7219 (strip_test_3.stdout): Use TEST_OBJDUMP.
7220 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7222 2008-04-04 Cary Coutant <ccoutant@google.com>
7224 * symtab.h (Symbol::is_weak_undefined): New function.
7225 (Symbol::is_strong_undefined): New function.
7226 (Symbol::is_absolute): New function.
7227 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7228 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7230 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7231 (weak_undef_test): New target.
7232 * testsuite/Makefile.in: Rebuild.
7233 * testsuite/weak_undef_file1.cc: New file.
7234 * testsuite/weak_undef_file2.cc: New file.
7235 * testsuite/weak_undef_test.cc: New file.
7237 2008-04-03 Craig Silverstein <csilvers@google.com>
7239 * compressed_output.h (class Output_compressed_section): Use
7241 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7243 (zlib_compressed_suffix): Removed.
7244 (Output_compressed_section::set_final_data_size): Use unsigned
7246 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7247 Fix linker invocation.
7248 (flagstest_o_specialfile_and_compress_debug_sections):
7250 * testsuite/Makefile.in: Regenerated.
7252 2008-04-02 David S. Miller <davem@davemloft.net>
7254 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7255 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7257 2008-04-02 Craig Silverstein <csilvers@google.com>
7261 2008-04-02 Ian Lance Taylor <iant@google.com>
7263 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7264 parameters. Update for new key type to views_. Change all
7266 (File_read::read): Adjust for byteshift in returned view.
7267 (File_read::add_view): New function, broken out of
7269 (File_read::make_view): New function, broken out of
7271 (File_read::find_or_make_view): Add offset and aligned
7272 parameters. Rewrite accordingly. Change all callers.
7273 (File_read::get_view): Add offset and aligned parameters. Adjust
7274 for byteshift in return value.
7275 (File_read::get_lasting_view): Likewise.
7276 * fileread.h (class File_read): Update declarations.
7277 (class File_read::View): Add byteshift_ field. Add byteshift to
7278 constructor. Add byteshift method.
7279 * archive.h (Archive::clear_uncached_views): New function.
7280 (Archive::get_view): Add aligned parameter. Change all callers.
7281 * object.h (Object::get_view): Add aligned parameter. Change all
7283 (Object::get_lasting_view): Likewise.
7285 * fileread.cc (File_read::release): Don't call clear_views if
7286 there are multiple objects.
7287 * fileread.h (File_read::clear_uncached_views): New function.
7288 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7291 2008-03-31 Cary Coutant <ccoutant@google.com>
7293 Add thin archive support.
7294 * archive.cc (Archive::armagt): New const.
7295 (Archive::setup): Remove task parameter and calls to unlock.
7296 (Archive::unlock_nested_archives): New function.
7297 (Archive::read_header): Add nested_off parameter. Change
7299 (Archive::interpret_header): Likewise.
7300 (Archive::include_all_members): Change to handle thin
7302 (Archive::include_member): Likewise.
7303 * archive.h (Archive::Archive): Add new parameters and
7305 (Archive::armagt): New const.
7306 (Archive::setup): Remove task parameter.
7307 (Archive::unlock_nested_archives): New function.
7308 (Archive::read_header): Add nested_off parameter.
7309 (Archive::interpret_header): Likewise.
7310 (Archive::Nested_archive_table): New typedef.
7311 (Archive::is_thin_archive_): New field.
7312 (Archive::nested_archives_): New field.
7313 (Archive::options_): New field.
7314 (Archive::dirpath_): New field.
7315 (Archive::task_): New field.
7316 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7317 for thin archives. Pass additional parameters to
7318 Archive::Archive. Unlock the archive file after calling
7321 2008-03-29 Ian Lance Taylor <iant@google.com>
7323 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7324 version symbol to be local.
7325 * testsuite/ver_test_4.sh: New file.
7326 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7327 (check_DATA): Add ver_test_4.syms.
7328 (ver_test_4.syms): New target.
7329 * testsuite/Makefile.in: Rebuild.
7332 (Output_section::Input_section_sort_entry::has_priority): New
7334 (Output_section::Input_section_sort_entry::match_file_name): New
7336 (Output_section::Input_section_sort_entry::match_section_name):
7338 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7340 (Output_section::Input_section_sort_entry::match_section_file):
7342 (Output_section::Input_section_sort_compare::operator()): Rewrite
7343 using new Input_section_sort_entry functions. Sort crtbegin and
7344 crtend first. Sort sections with no priority before sections with
7346 * testsuite/initpri1.c (d3): Check j != 4.
7347 (cd5): New constructor/destructor function.
7348 (main): Check j != 2.
7350 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7351 new symbol when resolving, don't call set_is_default.
7352 * testsuite/ver_test_7.cc: New file.
7353 * testsuite/ver_test_7.sh: New file.
7354 * testsuite/Makefile.am (ver_test_7.so): New target.
7355 (ver_test_7.o): New target.
7356 (check_SCRIPTS): Add ver_test_7.sh.
7357 (check_DATA): Add ver_test_7.syms.
7358 (ver_test_7.syms): New target.
7360 2008-03-28 Ian Lance Taylor <iant@google.com>
7362 * layout.cc (Layout::layout): If we see an input section with a
7363 name that needs sorting, set the must_sort flag for the output
7365 (Layout::make_output_section): If the name of the output section
7366 indicates that it might require sorting, set the may_sort flag.
7367 * output.h (Output_section::may_sort_attached_input_sections): New
7369 (Output_section::set_may_sort_attached_input_sections): New
7371 (Output_section::must_sort_attached_input_sections): New
7373 (Output_section::set_must_sort_attached_input_sections): New
7375 (class Output_section): Declare Input_section_sort_entry. Define
7376 Input_section_sort_compare. Declare
7377 sort_attached_input_sections. Add new fields:
7378 may_sort_attached_input_sections_,
7379 must_sort_attached_input_sections_,
7380 attached_input_sections_are_sorted_.
7381 * output.cc (Output_section::Output_section): Initialize new
7383 (Output_section::add_input_section): Add an entry to
7384 input_sections_ if may_sort or must_sort are true.
7385 (Output_section::set_final_data_size): Call
7386 sort_attached_input_sections if necessary.
7387 (Output_section::Input_section_sort_entry): Define new class.
7388 (Output_section::Input_section_sort_compare::operator()): New
7390 (Output_section::sort_attached_input_sections): New function.
7391 * configure.ac: Check whether the compiler supports constructor
7392 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7393 * testsuite/initpri1.c: New file.
7394 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7395 CONSTRUCTOR_PRIORITY.
7396 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7397 (initpri1_LDFLAGS): New variable.
7398 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7400 2008-03-27 Ian Lance Taylor <iant@google.com>
7402 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7403 * testsuite/common_test_1.c: New file.
7404 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7405 (common_test_1_SOURCES): New variable.
7406 (common_test_1_DEPENDENCIES): New variable.
7407 (common_test_1_LDFLAGS): New variable.
7409 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7410 and commons_ correctly when NAME/VERSION does not override
7412 * testsuite/ver_test_6.c: New file.
7413 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7414 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7415 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7417 2008-03-26 Ian Lance Taylor <iant@google.com>
7419 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7420 of an undefined symbol from a version script.
7421 * testsuite/Makefile.am (ver_test_5.so): New target.
7422 (ver_test_5.o): New target.
7423 (check_SCRIPTS): Add ver_test_5.sh.
7424 (check_DATA): Add ver_test_5.syms.
7425 (ver_test_5.syms): New target.
7426 * testsuite/ver_test_5.cc: New file.
7427 * testsuite/ver_test_5.script: New file.
7428 * testsuite/ver_test_5.sh: New file.
7429 * Makefile.in, testsuite/Makefile.in: Rebuild.
7432 Fix problems building gold with gcc 4.3.0.
7433 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7434 (gold_error_at_location, gold_warning_at_location): Use it.
7435 * configure.ac: Check whether we can compile and use a template
7436 function with a printf attribute.
7437 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7438 when jumping over bytes.
7439 * object.cc: Instantiate Object::read_section_data.
7440 * debug.h: Include <cstring>
7441 * dwarf_reader.cc: Include <algorithm>
7442 * main.cc: Include <cstring>.
7443 * options.cc: Include <cstring>.
7444 * output.cc: Include <cstring>.
7445 * script.cc: Include <cstring>.
7446 * script.h: Include <string>.
7447 * symtab.cc: Include <cstring> and <algorithm>.
7448 * target-select.cc: Include <cstring>.
7449 * version.cc: Include <string>.
7450 * testsuite/testmain.cc: Include <cstdlib>.
7451 * configure, config.in: Rebuild.
7453 2008-03-25 Ian Lance Taylor <iant@google.com>
7455 * options.cc: Include "../bfd/bfdver.h".
7456 (options::help): Print bug reporting address.
7458 * version.cc (print_version): Adjust output for current value of
7463 * options.cc (options::help): Print list of supported targets.
7464 * target-select.h: Include <vector>.
7465 (class Target_selector): Make machine_, size_, and is_big_endian_
7466 fields const. Add bfd_name_ and instantiated_target_ fields.
7467 (Target_selector::Target_selector): Add bfd_name parameter.
7468 (Target_selector::recognize): Make non-virtual, call
7470 (Target_selector::recognize_by_name): Make non-virtual, call
7471 do_recognize_by_name.
7472 (Target_selector::supported_names): New function.
7473 (Target_selector::bfd_name): New function.
7474 (Target_selector::do_instantiate_target): New pure virtual
7476 (Target_selector::do_recognize): New virtual function.
7477 (Target_selector::do_recognize_by_name): New virtual function.
7478 (Target_selector::instantiate_target): New private function.
7479 (supported_target_names): Declare.
7480 * target-select.cc (Target_selector::Target_selector): Update for
7481 new parameter and fields.
7482 (select_target_by_name): Check that the name matches before
7483 calling recognize_by_name.
7484 (supported_target_names): New function.
7485 * i386.cc (class Target_selector_i386): Update Target_selector
7486 constructor call. Remove recognize and recognize_by_name. Add
7487 do_instantiate_target.
7488 * x86_64.cc (class Target_selector_x86_64): Likewise.
7489 * testsuite/testfile.cc (class Target_selector_test): Update for
7490 changes to Target_selector.
7492 * README: Rewrite, with some notes on unsupported features.
7494 2008-03-24 Cary Coutant <ccoutant@google.com>
7496 * i386.cc (Target_i386::Got_type): New enum declaration.
7497 (Target_i386::Scan::local): Updated callers of Output_data_got
7499 (Target_i386::Scan::global): Likewise.
7500 (Target_i386::Relocate::relocate): Likewise.
7501 (Target_i386::Relocate::relocate_tls): Likewise.
7502 * object.h (Got_offset_list): New class.
7503 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7504 (Sized_relobj::local_got_offset): Likewise.
7505 (Sized_relobj::set_local_got_offset): Likewise.
7506 (Sized_relobj::local_has_tls_got_offset): Removed.
7507 (Sized_relobj::local_tls_got_offset): Removed.
7508 (Sized_relobj::set_local_tls_got_offset): Removed.
7509 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7510 * output.cc (Output_data_got::add_global): Added got_type parameter.
7511 (Output_data_got::add_global_with_rel): Likewise.
7512 (Output_data_got::add_global_with_rela): Likewise.
7513 (Output_data_got::add_global_pair_with_rel): New function.
7514 (Output_data_got::add_global_pair_with_rela): New function.
7515 (Output_data_got::add_local): Added got_type parameter.
7516 (Output_data_got::add_local_with_rel): Likewise.
7517 (Output_data_got::add_local_with_rela): Likewise.
7518 (Output_data_got::add_local_pair_with_rel): New function.
7519 (Output_data_got::add_local_pair_with_rela): New function.
7520 (Output_data_got::add_global_tls): Removed.
7521 (Output_data_got::add_global_tls_with_rel): Removed.
7522 (Output_data_got::add_global_tls_with_rela): Removed.
7523 (Output_data_got::add_local_tls): Removed.
7524 (Output_data_got::add_local_tls_with_rel): Removed.
7525 (Output_data_got::add_local_tls_with_rela): Removed.
7526 * output.h (Output_data_got::add_global): Added got_type parameter.
7527 (Output_data_got::add_global_with_rel): Likewise.
7528 (Output_data_got::add_global_with_rela): Likewise.
7529 (Output_data_got::add_global_pair_with_rel): New function.
7530 (Output_data_got::add_global_pair_with_rela): New function.
7531 (Output_data_got::add_local): Added got_type parameter.
7532 (Output_data_got::add_local_with_rel): Likewise.
7533 (Output_data_got::add_local_with_rela): Likewise.
7534 (Output_data_got::add_local_pair_with_rel): New function.
7535 (Output_data_got::add_local_pair_with_rela): New function.
7536 (Output_data_got::add_global_tls): Removed.
7537 (Output_data_got::add_global_tls_with_rel): Removed.
7538 (Output_data_got::add_global_tls_with_rela): Removed.
7539 (Output_data_got::add_local_tls): Removed.
7540 (Output_data_got::add_local_tls_with_rel): Removed.
7541 (Output_data_got::add_local_tls_with_rela): Removed.
7542 * resolve.cc (Symbol::override_base_with_special): Removed
7543 reference to has_got_offset_ field.
7544 * symtab.cc (Symbol::init_fields): Replaced initialization
7545 of got_offset_ with got_offsets_. Removed initialization
7547 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7548 (Symbol::got_offset): Likewise.
7549 (Symbol::set_got_offset): Likewise.
7550 (Symbol::has_tls_got_offset): Removed.
7551 (Symbol::tls_got_offset): Removed.
7552 (Symbol::set_tls_got_offset): Removed.
7553 (Symbol::got_offset_): Removed.
7554 (Symbol::tls_mod_got_offset_): Removed.
7555 (Symbol::tls_pair_got_offset_): Removed.
7556 (Symbol::got_offsets_): New field.
7557 (Symbol::has_got_offset): Removed.
7558 (Symbol::has_tls_mod_got_offset): Removed.
7559 (Symbol::has_tls_pair_got_offset): Removed.
7560 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7561 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7563 (Target_x86_64::Scan::global): Likewise.
7564 (Target_x86_64::Relocate::relocate): Likewise.
7565 (Target_x86_64::Relocate::relocate_tls): Likewise.
7567 2008-03-25 Ben Elliston <bje@au.ibm.com>
7569 * yyscript.y: Fix spelling error in comment.
7571 2008-03-24 Ian Lance Taylor <iant@google.com>
7573 * options.h (class General_options): Define build_id option.
7574 * layout.h (class Layout): Declare write_build_id, create_note,
7575 create_build_id. Add build_id_note_ member.
7576 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7577 "libiberty.h", "md5.h", "sha1.h".
7578 (Layout::Layout): Initialize eh_frame_data_,
7579 eh_frame_hdr_section_, and build_id_note_.
7580 (Layout::finalize): Call create_build_id.
7581 (Layout::create_note): New function, broken out of
7582 Layout::create_gold_note.
7583 (Layout::create_gold_note): Call create_note.
7584 (Layout::create_build_id): New function.
7585 (Layout::write_build_id): New function.
7586 (Close_task_runner::run): Call write_build_id.
7588 * x86_64.cc: Correct license to GPLv3.
7590 2008-03-23 Ian Lance Taylor <iant@google.com>
7592 * options.cc: Include "demangle.h".
7593 (parse_optional_string): New function.
7594 (parse_long_option): Handle takes_optional_argument.
7595 (parse_short_option): Update dash_z initializer. Handle
7596 takes_optional_argument.
7597 (General_options::General_options): Initialize do_demangle_.
7598 (General_options::finalize): Set do_demangle_. Handle demangling
7600 * options.h (parse_optional_string): Declare.
7601 (struct One_option): Add optional_arg field. Update constructor.
7602 Update call constructor calls. Add takes_optional_argument
7604 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7605 (DEFINE_optional_string): Define.
7606 (General_options::demangle): Change from DEFINE_bool to
7607 DEFINE_optional_string.
7608 (General_options::no_demangle): New function.
7609 (General_options::do_demangle): New function.
7610 (General_options::set_do_demangle): New function.
7611 (General_options::execstack_status_): Move definition to end of
7613 (General_options::static_): Likewise.
7614 (General_options::do_demangle_): New field.
7615 * object.cc (big_endian>::get_symbol_location_info): Call
7616 Options::do_demangle, not Options::demangle.
7617 * symtab.cc (demangle): Likewise.
7619 2008-03-22 Ian Lance Taylor <iant@google.com>
7621 * gold.h: Include <cstddef> and <sys/types.h>
7622 * options.h: Include <cstring>.
7624 2008-03-21 Ian Lance Taylor <iant@google.com>
7626 * Added source code to GNU binutils.