1 2010-04-08 Doug Kwan <dougkwan@google.com>
3 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5 * output.cc (Output_section::add_merge_input_section): Simplify
6 code and return status of Output_merge_base::add_input_section.
7 Update merge section map only if Output_merge_base::add_input_section
10 2010-04-07 Doug Kwan <dougkwan@google.com>
12 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
13 if section is marked as containing instructions but has no mapping
15 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
16 correct section index.
17 (Arm_relobj::find_linked_text_section): Ditto.
19 2010-04-07 Cary Coutant <ccoutant@google.com>
21 * archive.cc (include_member): Destroy Read_symbols_data object before
23 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
24 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
25 (Read_symbols_data::~Read_symbols_data) New destructor.
26 (Section_relocs::Section_relocs) New constructor.
27 (Section_relocs::~Section_relocs) New destructor.
28 (Read_relocs_data::Read_relocs_data) New constructor.
29 (Read_relocs_data::~Read_relocs_data) New destructor.
30 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
31 pointers to NULL after deleting.
33 2010-04-07 Doug Kwan <dougkwan@google.com>
35 * arm.cc: Replace "endianity" with "endianness" in comments.
36 (Arm_exidx_cantunwind): Ditto.
37 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
38 (Arm_relobj::merge_flags_and_attributes): New method.
39 (Arm_relobj::merge_flags_and_attributes_): New data member.
40 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
41 (Arm_relobj::scan_sections_for_stubs): Ditto.
42 (Arm_relobj::do_read_symbols): Check to see if we really want to
43 merge processor-specific flags and attributes. Exit early if
44 an object is empty except for section names and the undefined symbol.
45 (Target_arm::do_finalize_sections): Move check for ELF format to
46 Arm_relobj::do_read_symbols. Merge processor specific flags and
47 attributes from a regular object only when we have determined that
48 it is aapropriate. Do not create an .ARM.attributes section in
49 output if there is no regular input object.
50 (Target_arm::merge_processor_specific_flags): Check
51 --warn-mismatch before printing any error.
52 (Target_arm::merge_object_attributes): Ditto.
53 * gold.cc (queue_middle_tasks): Handle the case in which there is
54 no regular object in input.
55 * options.cc (General_options::parse_EB): New method.
56 (General_options::parse_EL): Same.
57 (General_options::General_options): Initialize endianness_.
58 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
60 (General_options::Endianness): New enum.
61 (General_options::endianness): New method.
62 (General_options::endianness_): New data member.
63 * parameters.cc (Parameters::set_options): Check target endianness.
64 (Parameters::set_target_once): Ditto.
65 (Parameters::check_target_endianness): New method.
66 (parameters_force_valid_target): If either -EL or -EB is specified,
67 use it to define endianness of default target.
68 * parameters.h (Parameters::check_target_endianness): New method
70 * target.h (class Target): Change "endianity" to "endianness"
73 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
75 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
76 * configure: Regenerate.
77 * Makefile.in: Regenerate.
78 * testsuite/Makefile.in: Regenerate.
80 2010-04-06 Cary Coutant <ccoutant@google.com>
83 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
84 prevailing definitions of common symbols.
85 * testsuite/plugin_test_6.sh: New test case.
86 * testsuite/plugin_common_test_1.c: New test case.
87 * testsuite/plugin_common_test_2.c: New test case.
88 * testsuite/Makefile.am (plugin_test_6): New test case.
89 * testsuite/Makefile.in: Regenerate.
91 2010-04-06 Nick Clifton <nickc@redhat.com>
93 * po/vi.po: New Vietnamese translation.
95 2010-03-30 Doug Kwan <dougkwan@google.com>
97 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
99 2010-03-25 Doug Kwan <dougkwan@google.com>
101 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
102 to avoid a conversion warning on a 32-bit host.
104 2010-03-24 Ian Lance Taylor <iant@google.com>
106 * testsuite/script_test_3.t: Add a TLS segment.
107 * testsuite/Makefile.am (check_PROGRAMS): Add
108 tls_phdrs_script_test.
109 (tls_phdrs_script_test_SOURCES): Define.
110 (tls_phdrs_script_test_DEPENDENCIES): Define.
111 (tls_phdrs_script_test_LDFLAGS): Define.
112 (tls_phdrs_script_test_LDADD): Define.
113 * testsuite/Makefile.in: Rebuild.
115 2010-03-23 Cary Coutant <ccoutant@google.com>
117 * fileread.cc (find_or_make_view): Fix comment.
119 2010-03-23 Ian Lance Taylor <iant@google.com>
121 * script-sections.cc (class Orphan_section_placement): Define
122 PLACE_TLS and PLACE_TLS_BSS.
123 (Orphan_section_placement::Orphan_section_placement): Initialize
125 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
126 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
127 (tls_script_test_SOURCES): Define.
128 (tls_script_test_DEPENDENCIES): Define.
129 (tls_script_test_LDFLAGS): Define.
130 (tls_script_test_LDADD): Define.
131 * testsuite/Makefile.in: Rebuild.
133 2010-03-22 Doug Kwan <dougkwan@google.com>
135 * arm.cc (Arm_relocate_functions::abs8,
136 Arm_relocate_functions::abs16): Use correct check for overflow
137 specified in the ARM ELF specs.
138 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
139 target of a BLX instruction specially.
140 (Reloc_stub::stub_type_for_reloc): Ditto.
141 (Relocate::relocate): Use symbolic names instead of numeric relocation
142 codes to report error.
143 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
145 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
146 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
147 thumb2_blx_out_of_range.stdout
148 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
149 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
150 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
151 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
152 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
153 thumb2_blx_in_range, thumb2_blx_in_range.o,
154 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
155 thumb2_blx_out_of_range.o): New rules.
156 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
157 thumb2_blx_in_range and thumb2_blx_out_of_range.
158 * testsuite/Makefile.in: Regenerate.
159 * arm_branch_in_range.sh: Add tests for THUMB BLX.
160 * testsuite/thumb_blx_in_range.s: New file.
161 * testsuite/thumb_blx_out_of_range.s: New file.
163 2010-03-22 Rafael Espindola <espindola@google.com>
165 * archive.cc (Should_include): Move to archive.h.
166 (should_include_member): Make it a member of Archive.
168 (Add_lib_group_symbols): New.
169 * archive.h: Include options.h.
170 (Archive_member): Moved from Archive.
171 (Should_include): Moved from archive.cc.
173 (Add_lib_group_symbols): New.
174 * dynobj.cc (do_should_include_member): New.
175 * dynobj.h (do_should_include_member): New.
176 * gold.cc (queue_initial_tasks): Update call to queue.
177 * main.cc (main): Print lib group stats.
178 * object.cc (do_should_include_member): New.
179 * object.h: Include archive.h.
180 (Object::should_include_member): New.
181 (Object::do_should_include_member): New.
182 (Sized_relobj::do_should_include_member): New.
183 * options.cc (General_options::parse_start_lib): New.
184 (General_options::parse_end_lib): New.
185 (Input_arguments::add_file): Handle lib groups.
186 (Input_arguments::start_group): Check we are not in a lib.
187 (Input_arguments::start_lib): New.
188 (Input_arguments::end_lib): New.
189 * options.h (General_options): Add start_lib and end_lib.
190 (Input_argument::lib_): New.
191 (Input_argument::lib): New.
192 (Input_argument::is_lib): New.
193 (Input_file_lib): New.
194 (Input_arguments::in_lib_): New.
195 (Input_arguments::in_lib): New.
196 (Input_arguments::start_lib): New.
197 (Input_arguments::end_lib_): New.
198 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
199 in unused members as preempted.
200 (Sized_pluginobj::do_should_include_member): New.
201 * plugin.h (Sized_pluginobj::do_should_include_member): New.
202 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
204 (Read_symbols::do_whole_lib_group): New.
205 (Read_symbols::do_lib_group): New.
206 (Read_symbols::do_read_symbols): Handle lib groups.
207 (Read_symbols::get_name): Handle lib groups.
208 * readsyms.h (Read_symbols): Add an archive member pointer.
209 (Read_symbols::do_whole_lib_group): New.
210 (Read_symbols::do_lib_group): New.
211 (Read_symbols::member_): New.
212 * script.cc (read_input_script): Update call to queue_soon.
214 2010-03-19 Doug Kwan <dougkwan@google.com>
216 * arm.cc (Stub_table::Stub_table): Initialize new data members
217 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
218 (Stub_table::add_reloc_stub): Assign stub offset and update
219 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
220 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
222 (Stub_table::update_data_size_and_addralign): Use
223 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
224 instead of going over all reloc stubs.
225 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
226 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
227 Stringpool_template::offset_ to size of Stringpool_char.
228 (Stringpool_template::new_key_offset): Remove code to initialize
229 Stringpool_template::offset_.
230 * stringpool.h (Stringpool_template::set_no_zero_null): Set
231 Stringpool_template::offset_ to zero.
233 2010-03-15 Doug Kwan <dougkwan@google.com>
235 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
237 (Stringpool_template::new_key_offset): New method.
238 (Stringpool_template::add_string): Assign offsets when adding new
240 (Stringpool_template::set_string_offsets): Do not set string offsets
242 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
244 (Chunked_vector::clear): Clear size_.
245 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
246 (Chunked_vector::size): Return size_.
247 (Chunked_vector::push_back): Use size_ to find insert position.
248 (Chunked_vector::size_): New data member.
249 (Stringpool_template::set_no_zero_null): Assert string set is empty.
250 (Stringpool_template::new_key_offset): New method declaration.
251 (Stringpool_template::offset_): New data member.
253 2010-03-15 Rafael Espindola <espindola@google.com>
255 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
256 Add_symbols' constructor.
257 * readsyms.h (Add_symbols): Remove the input_group member.
259 2010-03-10 Ian Lance Taylor <iant@google.com>
261 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
262 target to ask whether a reference to a symbol requires a stack
264 * target.h (Target::is_call_to_non_split): New function.
265 (Target::do_is_call_to_non_split): Declare virtual function.
266 * target.cc: Include "symtab.h".
267 (Target::do_is_call_to_non_split): New function.
268 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
270 2010-03-10 Cary Coutant <ccoutant@google.com>
272 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
273 (File_read::open[1]): Remove initial mapping of whole_file_view_.
274 (File_read::open[2]): Add whole_file_view_ to list of views.
275 (File_read::make_view): Remove test of whole_file_view_.
276 (File_read::find_or_make_view): Create whole_file_view_ if
278 (File_read::clear_views): Replace bool parameter with enum;
279 adjust all callers. Don't delete views with permanent data;
280 do delete cached views and views from archives if
281 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
282 if clearing the corresponding view.
283 * fileread.h (File_read::Clear_views_mode): New enum.
284 (File_read::View::is_permanent_view): New method.
285 (File_read::clear_views): Replace bool parameter
286 with enum; adjust all callers.
287 * options.h (General_options): Change keep_files_mapped option;
289 * readsyms.cc (Add_symbols::run): Delete sd_ object before
291 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
294 2010-03-10 David S. Miller <davem@davemloft.net>
296 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
298 2010-03-09 Sriraman Tallam <tmsriram@google.com>
300 * icf.cc (get_section_contents): Add '@' marker after processing the
303 2010-03-08 Doug Kwan <dougkwan@google.com>
305 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
306 due to a conversion warning.
307 (Arm_relobj::update_output_local_symbol_count): Check for local
308 symbol with unset output index.
310 2010-03-05 Ian Lance Taylor <iant@google.com>
312 * options.h (class General_options): Add --spare-dynamic-tags.
313 * output.cc (Output_data_dynamic::set_final_data_size): Implement
314 --spare-dynamic-tags.
316 2010-03-05 Ian Lance Taylor <iant@google.com>
318 * incremental.cc: Include "libiberty.h".
320 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
322 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
323 function, is_info_ member.
324 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
325 (Versions::Versions): Update caller.
326 (Versions::define_base_version): Likewise.
327 (Versions::add_def): Likewise.
329 2010-03-03 Sriraman Tallam <tmsriram@google.com>
331 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
332 (Scan::possible_function_pointer_reloc): New function.
333 (Scan::local_reloc_may_be_function_pointer): Change to call
334 possible_function_pointer_reloc.
335 (Scan::global_reloc_may_be_function_pointer): Ditto.
336 * icf.h (Icf::check_section_for_function_pointers): Change to reject
337 relocations in ".data.rel.ro._ZTV" section.
338 * testsuite/icf_safe_so_test.sh: Change to pass i386.
339 * testsuite/icf_safe_so_test.cc: Ditto.
340 * testsuite/icf_safe_test.cc: Ditto.
341 * testsuite/icf_safe_test.sh: Ditto.
343 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
344 Ian Lance Taylor <iant@google.com>
346 * target-reloc.h (relocate_section): Check the symbol table index
347 for -1U before setting the local symbol index.
348 (scan_relocatable_relocs): If copying the relocation, record that
349 the local symbol is required.
350 * object.h (Symbol_value::is_output_symtab_index_set): New
352 (Symbol_value::may_be_discarded_from_output_symtab): New
354 (Symbol_value::has_output_symtab_entry): New function.
355 (Symbol_value::needs_output_symtab_entry): Remove.
356 (Symbol_value::output_symtab_index): Make sure the symbol index is
358 (Symbol_value::set_output_symtab_index): Make sure the symbol
359 index is not set. Make sure the new index is valid.
360 (Symbol_value::set_must_have_output_symtab_entry): New function.
361 (Symbol_value::has_output_dynsym_entry): New function.
362 (Symbol_value::set_output_dynsym_index): Make sure the new index
364 (Sized_relobj::set_must_have_output_symtab_entry): New function.
365 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
366 local symbol if permitted.
367 (Sized_relobj::do_finalize_local_symbols): Call
368 is_output_symtab_index_set rather than needs_output_symtab_entry.
369 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
370 rather than needs_output_symtab_entry. Call
371 has_output_dynsym_entry rather than needs_output_dynsym_entry.
372 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
373 is_output_symtab_index_set rather than needs_output_symtab_entry.
374 * testsuite/discard_locals_relocatable_test.c: New file.
375 * testsuite/discard_locals_test.sh: Test -r.
376 * testsuite/Makefile.am (check_DATA): Add
377 discard_locals_relocatable_test1.syms,
378 discard_local_relocatable_test2.syms.
379 (MOSTLYCLEANFILES): Likewise. Also add
380 discard_locals_relocatable_test1.lout and
381 discard_locals_relocatable_test2.out.
382 (discard_locals_relocatable_test1.syms): New target.
383 (discard_locals_relocatable_test.o): New target.
384 (discard_locals_relocatable_test1.out): New target.
385 (discard_locals_relocatable_test2.syms): New target.
386 (discard_locals_relocatable_test2.out): New target.
387 (various): Add missing ../ld-new dependencies.
388 * testsuite/Makefile.in: Rebuild.
390 2010-03-03 Nick Clifton <nickc@redhat.com>
392 * po/fi.po: New Finnish translation.
394 2010-03-01 Doug Kwan <dougkwan@google.com>
396 * layout.cc (Layout::Layout): Force section types of .init_array*,
397 .preinit_array* and .fini_array* sections.
398 * output.cc (Output_section::Input_section_sort_entry::has_priority):
399 Fix check of return value of std::string::find.().
400 (Output_section::Input_section_sort_compare::operator()): Remove
401 comment about .init_array.
402 (Output_section::Input_section_sort_init_fini_compare::operator()):
404 (Output_section::sort_attached_input_sections): Handle .init_array
405 and .fini_array specially.
406 * output.h (Output_section::Inut_section_sort_compare): Update
408 (Output_section::Input_section_sort_init_fini_compare): New struct.
410 2010-02-26 Doug Kwan <dougkwan@google.com>
412 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
413 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
414 * testsuite/debug_msg.sh: Avoid matching source line number for
415 use of global variable undef_int.
417 2010-02-26 Doug Kwan <dougkwan@google.com>
419 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
420 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
421 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
422 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
423 * options.cc (General_options::General_options): Initialize member
425 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
426 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
427 and rm_no_fix_v4bx.stdout
428 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
429 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
430 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
431 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
433 * Makefile.in: Regenerate.
434 * testsuite/arm_fix_v4bx.s: New file.
435 * testsuite/arm_fix_v4bx.sh: Ditto.
437 2010-02-24 Doug Kwan <dougkwan@google.com>
439 * arm.cc (Target_arm::got_section): Make the .got section the first
440 non RELRO section in the data segment.
441 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
442 suffixes of section names.
444 2010-02-24 Doug Kwan <dougkwan@google.com>
446 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
447 flags and attributes merging if an input file is a binary file.
448 * fileread.cc (Input_file::open): Record format of original file.
449 * fileread.h (Input_file::Format): New enum type.
450 (Input_file::Input_file): Initialize data member format_.
451 (Input_file::format): New method definition.
452 (Input_file::format_):: New data member.
454 2010-02-24 Doug Kwan <dougkwan@google.com>
456 * arm.cc (Arm_output_data_got): New class.
457 (ARM_TCB_SIZE): New constant
458 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
459 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
460 If user uses a script with a SECTIONS clause, issue only a warning
461 for a misplaced EXIDX input section. Otherwise, issue an error.
462 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
464 (Target_arm::got_mode_index_entry): Handle static linking.
465 (Target_arm::Scan::local): Ditto.
466 (Target_arm::Scan::global): Ditto.
467 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
468 all incorrectly implemented relocations.
469 (Target_arm::fix_exidx_coverage): Pass layout to
470 Arm_output_section::fix_exidx_coverage.
471 * layout.cc (Layout::section_name_mapping): Remove trailing dots
472 from ".ARM.exidx." and ".ARM.extab.".
474 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
476 * arm.cc (Target_arm::do_finalize_sections): Create attribute
477 section if it does not already exist.
478 * attributes.cc (Attributes_section_data::Attributes_section_data):
479 Don't crash if size is zero.
481 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
482 Ian Lance Taylor <iant@google.com>
484 * gold.cc (queue_middle_tasks): If no input files were opened,
486 * workqueue.h (Task_function::Task_function): Assert that there is
489 2010-02-22 Doug Kwan <dougkwan@google.com>
491 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
492 * icf.cc (get_section_contents): Cast snprintf arguments to long long
493 types to avoid warnings due to different uint64_t implementations
496 2010-02-21 Doug Kwan <dougkwan@google.com>
498 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
499 handling of the maximum backward branch offset.
500 (Arm_relocate_functions::thumb_branch_common): Ditto.
501 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
502 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
503 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
504 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
505 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
506 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
507 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
508 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
509 thumb_bl_out_of_range thumb_bl_out_of_range.o,
510 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
511 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
512 thumb2_bl_out_of_range.o): New rules.
513 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
514 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
515 thumb2_bl_out_of_range
516 * testsuite/Makefile.in: Regenerate.
517 * testsuite/arm_bl_in_range.s: New file.
518 * testsuite/arm_bl_out_of_range.s: Ditto.
519 * testsuite/arm_branch_in_range.sh: Ditto.
520 * testsuite/arm_branch_range.t: Ditto.
521 * testsuite/thumb2_branch_range.t: Ditto.
522 * testsuite/thumb_bl_in_range.s: Ditto.
523 * testsuite/thumb_bl_out_of_range.s: Ditto.
524 * testsuite/thumb_branch_range.t: Ditto.
526 2010-02-20 Sriraman Tallam <tmsriram@google.com>
528 * gc.h (gc_process_relocs): Change vectors to point to the new list.
529 Add reloc offset information.
530 * icf.cc (get_section_contents): Change iterators to point to the new
531 vectors. Add reloc offset information to the contents.
532 * icf.h (Icf::Sections_reachable_info): New typedef.
533 (Icf::Sections_reachable_list): New typedef.
534 (Icf::Offset_info): New typedef.
535 (Icf::Reloc_info): New struct typedef.
536 (Icf::Reloc_info_list): New typedef.
537 (Icf::symbol_reloc_list): Delete method.
538 (Icf::addend_reloc_list): Delete method.
539 (Icf::section_reloc_list): Delete method.
540 (Icf::reloc_info_list): New method.
541 (Icf::reloc_info_list_): New member.
543 2010-02-19 Doug Kwan <dougkwan@google.com>
545 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
546 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
547 * arm.cc (Arm_relocation_functions): New forward declaration.
548 (Target_arm::Target_arm): Initialize new data members
549 got_mod_index_offset_ and tls_base_symbol_defined_.
550 (Target_arm::Relocate::relocate_tls): New method.
551 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
552 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
554 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
555 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
556 (Target_arm::got_mod_index_offset_,
557 Target_arm::tls_base_symbol_defined_): New data members.
558 (Target_arm::Scan::local, Target::Scan::global,
559 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
562 2010-02-18 Doug Kwan <dougkwan@google.com>
564 * arm.cc (Arm_relobj::find_linked_text_section): New method.
565 (Arm_relobj::make_exidx_input_section): Pass section index of linked
566 text section as a parameter becuase some broken tools may not set
567 the link in section header.
568 (Target_arm::has_got_section): New method.
569 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
570 without any mapping symbol as data only. Remove warning.
571 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
572 link in its section header, try to discover the link by inspecting the
573 REL31 relocation at the beginning of the section.
574 (Target_arm::Scan::check_non_pic): Report name of offending relocation
576 (Target_arm::Scan::global): Treat any reference to the symbol
577 _GLOBAL_OFFSET_TABLE_ as a GOT access.
579 2010-02-12 Sriraman Tallam <tmsriram@google.com>
581 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
582 (Scan::global_reloc_may_be_function_pointer): New function.
583 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
584 (Scan::global_reloc_may_be_function_pointer): New function.
585 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
586 (Scan::global_reloc_may_be_function_pointer): New function.
587 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
588 (Scan::global_reloc_may_be_function_pointer): New function.
589 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
590 (Scan::global_reloc_may_be_function_pointer): New function.
591 (Scan::possible_function_pointer_reloc): New function.
592 (Target_x86_64::can_check_for_function_pointers): New function.
593 * gc.h (gc_process_relocs): Scan relocation types to determine if
594 function pointers were taken for targets that support it.
595 * icf.cc (Icf::find_identical_sections): Include functions for
596 folding in safe ICF whose pointer is not taken.
597 * icf.h (Secn_fptr_taken_set): New typedef.
598 (fptr_section_id_): New member.
599 (section_has_function_pointers): New function.
600 (set_section_has_function_pointers): New function.
601 (check_section_for_function_pointers): New function.
602 * options.h: Fix comment for safe ICF option.
603 * target.h (can_check_for_function_pointers): New function.
604 * testsuite/Makefile.am: Add icf_safe_so_test test case.
605 Modify icf_safe_test for X86-64.
606 * testsuite/Makefile.in: Regenerate.
607 * testsuite/icf_safe_so_test.cc: New file.
608 * testsuite/icf_safe_so_test.sh: New file.
609 * testsuite/icf_safe_test.cc (kept_func_3): New function.
610 (main): Change to take pointer to function kept_func_3.
611 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
612 folding is done correctly for X86-64.
614 2010-02-12 David S. Miller <davem@davemloft.net>
616 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
617 is_symbolless parameter.
618 (Output_reloc<SHT_REL>::is_symbolless): New.
619 (Output_reloc<SHT_REL>::is_symbolless_): New.
620 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
621 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
622 (Output_reloc<SHT_RELA>::is_symbolless): New.
623 (Output_data_reloc::add_global): Handle is_symbolless.
624 (Output_data_reloc::add_global_relative): Likewise.
625 (Output_data_reloc::add_local): Likewise.
626 (Output_data_reloc::add_local_relative): Likewise.
627 (Output_data_reloc::add_symbolless_global_addend): New.
628 (Output_data_reloc::add_symbolless_local_addend): New.
629 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
631 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
632 instead of ->is_relative_
633 (Output_reloc::write): Likewise.
634 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
635 (Output_reloc::write_rel): Simplify.
637 * sparc.cc (Target_sparc::Scan::local): Use
638 ->add_symbolless_local_addend as needed.
639 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
640 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
641 based upon relocation offset.
643 2010-02-11 Doug Kwan <dougkwan@google.com>
645 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
646 (Target_arm::Scan::global): Ditto. Also remove a comment before the
647 beginning of function.
648 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
649 and MOVT_ABS relocations. Those are non issued in scanning. Fix
650 parameter is_32bit in calls to should_apply_static_reloc.
651 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
652 (check_DATA): Add arm_abs_global.stdout.
653 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
654 arm_abs_global.stdout): New rules.
655 (MOSTLLYCLEANFILES): Add arm_abs_global
656 * Makefile.in: Regenerate.
657 * testsuite/arm_abs_global.s: New file.
658 * testsuite/arm_abs_global.sh: Ditto.
659 * testsuite/arm_abs_lib.s: Ditto.
661 2010-02-11 Ian Lance Taylor <iant@google.com>
663 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
665 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
666 Allocate_commons_task first.
667 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
668 task, rather than symtab_lock_.
669 (Gc_process_relocs::~Gc_process_relocs): New function.
670 (Gc_process_relocs::is_runnable): Check this_blocker_.
671 (Gc_process_relocs::locks): Use next_blocker_ rather than
673 (Scan_relocs::~Scan_relocs): New function.
674 (Scan_relocs::is_runnable): Check this_blocker_ rather than
676 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
678 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
679 fields. Add this_blocker_ and next_blocker_ fields. Adjust
680 constructor accordingly.
681 (class Gc_process_relocs): Likewise.
682 (class Scan_relocs): Likewise.
683 * common.h (class Allocate_commons_task): Remove symtab_lock_
684 field, and corresponding constructor parameter.
685 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
687 (Allocate_commons_task::locks): Likewise.
689 2010-02-11 Ian Lance Taylor <iant@google.com>
691 * gold-threads.h (class Once): Define.
692 (class Initialize_lock): Rewrite as child of Once.
693 * gold-threads.cc (class Once_initialize): Define.
694 (once_pointer_control): New static variable.
695 (once_pointer, once_arg): New static variables.
696 (c_run_once): New static function.
697 (Once::Once, Once::run_once, Once::internal_run): New functions.
698 (class Initialize_lock_once): Remove.
699 (initialize_lock_control): Remove.
700 (initialize_lock_pointer): Remove.
701 (initialize_lock_once): Remove.
702 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
703 (Initialize_lock::initialize): Rewrite.
704 (Initialize_lock::do_run_once): New function.
705 * archive.cc (Archive::interpret_header): Only clear name if it is
707 * fileread.cc: Include "gold-threads.h"
708 (file_counts_lock): New static variable.
709 (file_counts_initialize_lock): Likewise.
710 (File_read::release): Only increment counts when using --stats.
711 Use a lock around the increment.
712 * parameters.cc (class Set_parameters_target_once): Define.
713 (set_parameters_target_once): New static variable.
714 (Parameters::Parameters): Move here from parameters.h.
715 (Parameters::set_target): Rewrite.
716 (Parameters::set_target_once): New function.
717 (Parameters::clear_target): Move here and rewrite.
718 * parameters.h (class Parameters): Update declarations. Add
719 set_parameters_target_once_ field.
720 (Parameters::Parameters): Move to parameters.cc.
721 (Parameters::clear_target): Likewise.
722 * readsyms.cc (Read_symbols::do_group): Create a Start_group
724 (Start_group::~Start_group): New function.
725 (Start_group::is_runnable): New function.
726 (Start_group::locks, Start_group::run): New functions.
727 (Finish_group::run): Change saw_undefined to size_t.
728 * readsyms.h (class Start_group): Define.
729 (class Finish_group): Change saw_undefined_ field to size_t.
730 (Finish_group::Finish_group): Remove saw_undefined and
731 this_blocker parameters. Change all callers.
732 (Finish_group::set_saw_undefined): New function.
733 (Finish_group::set_blocker): New function.
734 * symtab.h (class Symbol_table): Change saw_undefined to return
735 size_t. Change saw_undefined_ field to size_t.
736 * target-select.cc (Set_target_once::do_run_once): New function.
737 (Target_selector::Target_selector): Initialize set_target_once_
738 field. Don't initialize lock_ and initialize_lock_ fields.
739 (Target_selector::instantiate_target): Rewrite.
740 (Target_selector::set_target): New function.
741 * target-select.h (class Set_target_once): Define.
742 (class Target_selector): Update declarations. Make
743 Set_target_once a friend. Remove lock_ and initialize_lock_
744 fields. Add set_target_once_ field.
746 2010-02-10 Ian Lance Taylor <iant@google.com>
748 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
750 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
751 (queue_middle_tasks): Add all blockers before queueing any tasks.
752 (queue_final_tasks): Likewise.
753 * token.h (Task_token::add_blockers): New function.
754 * object.h (Input_objects::number_of_relobjs): New function.
756 2010-02-10 Ian Lance Taylor <iant@google.com>
758 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
759 shared, not if not position independent.
760 * x86_64.cc (Relocate::relocate_tls): Likewise.
761 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
762 (tls_pie_pic_test): New target.
763 * testsuite/Makefile.in: Rebuild.
765 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
766 (tls_test_main_pie.o, tls_test_pie.o): New targets.
767 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
768 * testsuite/Makefile.in: Rebuild.
770 2010-02-09 David S. Miller <davem@davemloft.net>
772 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
773 R_SPARC_RELATIVE using ->add_local_relative().
774 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
776 * output.h (Output_data_dynamic::add_section_size): New method
777 that takes two Output_data objects.
778 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
779 entry param. Handle it in initializers.
780 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
781 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
782 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
784 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
785 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
786 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
787 for dynrel_includes_plt.
788 * i386.cc (Target_i386::do_finalize_sections): Likewise.
789 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
790 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
792 (Target_sparc::do_finalize_sections): Update to pass true for
794 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
795 output before .rela.plt
796 (Target_powerpc::do_finalize_sections): Update to pass true for
797 dynrel_includes_plt when 32-bit.
799 2010-02-08 Doug Kwan <dougkwan@google.com>
801 * arm.cc (Arm_relobj::simple_input_section_output_address): New
803 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
804 Arm_relobj::scan_section_for_cortex_a8_stubs,
805 Arm_relobj::do_relocation_section): Instead of calling
806 Output_section::output_address, use faster
807 Arm_relobj::simple_input_section_output_address.
809 2010-02-08 David S. Miller <davem@davemloft.net>
811 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
812 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
813 relocation helper function.
815 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
816 just like R_SPARC_GOT{10,13,22}.
817 (Target_sparc::Scan::local): Likewise.
818 (Target_sparc::Relocate:relocate): Likewise.
820 2010-02-06 Ian Lance Taylor <iant@google.com>
822 * configure.ac: Rewrite targetobjs duplicate removal code to use
823 only shell constructs.
824 * configure: Rebuild.
826 2010-02-05 Doug Kwan <dougkwan@google.com>
829 * arm.cc (Arm_relobj::section_is_scannable): New method.
830 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
831 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
833 2010-02-04 Doug Kwan <dougkwan@google.com>
836 * arm-reloc-property.cc (cstdio): Include.
837 * configure.ac (targetobjs): Remove duplicates.
838 * configure: Regenerate.
839 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
840 big and little endian version for a given address size.
842 2010-02-03 Doug Kwan <dougkwan@google.com>
844 * arm-reloc-property.cc
845 (Arm_reloc_property_table::reloc_name_in_error_message): New method
847 * arm-reloc-property.h
848 (Arm_reloc_property_table::get_implemented_static_reloc_property):
849 New method definition.
850 (Arm_reloc_property_table::reloc_name_in_error_message): New method
852 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
854 (GOT_PREL): Change implemented to Y.
855 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
856 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
857 (Arm_relocate_functions::movw_abs_nc): Remove method.
858 (Arm_relocate_functions::movt_abs): Ditto.
859 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
860 (Arm_relocate_functions::thm_movt_abs): Ditto.
861 (Arm_relocate_functions::movw_rel_nc): Ditto.
862 (Arm_relocate_functions::movw_rel): Ditto.
863 (Arm_relocate_functions::movt_rel): Ditto.
864 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
865 (Arm_relocate_functions:thm_movw_rel): Ditto.
866 (Arm_relocate_functions:thm_movt_rel): Ditto.
867 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
868 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
869 New method definitions.
870 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
871 (Arm_relocation_functions::arm_grp_ldr): Ditto.
872 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
873 (Arm_relocation_functions::arm_grp_ldc): Ditto.
874 (Target_arm::Relocate::relocate): Check for non-static or
875 unimplemented relocation code and exit early. Change calls to
876 Target_arm::reloc_uses_thumb_bit and
877 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
878 instead. Refactor code to handle similar relocations to increase
879 code sharing. Remove check for unsupported relocation code in switch
881 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
882 relocation property table to find out size. Change error message to
883 print out the name of a relocation code instead of the numeric value.
884 (Target_arm::scan_reloc_for_stub): Use relocation property table
885 instead of calling Target_arm::reloc_uses_thumb_bit().
887 2010-02-02 Doug Kwan <dougkwan@google.com>
889 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
890 types of relaxed input section.
892 2010-02-02 Doug Kwan <dougkwan@google.com>
894 * Makefile.am (HFILES): Add arm-reloc-property.h.
896 (TARGETSOURCES): Add arm-reloc-property.cc
897 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
898 (libgold_a_SOURCES): $(DEFFILES)
899 * Makefile.in: Regenerate.
900 * arm-reloc-property.cc: New file.
901 * arm-reloc-property.h: New file.
902 * arm-reloc.def: New file.
903 * arm.cc: Update comments.
904 (arm-reloc-property.h): New included header.
905 (arm_reloc_property_table): New global variable.
906 (Target_arm::do_select_as_default_target): New method definition.
907 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
908 arm-reloc-property to targ_extra_obj.
909 * parameters.cc (set_parameters_target): Call
910 Target::select_as_default_target().
911 * target.h (Target::select_as_default_target): New method definition.
912 (Target::do_select_as_default_target): Same.
914 2010-02-01 Doug Kwan <dougkwan@google.com>
916 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
917 first_output_text_section_.
918 (Arm_exidx_fixup::first_output_text_section): New method definition.
919 (Arm_exidx_fixup::first_output_text_section_): New data member.
920 (Arm_exidx_fixup::process_exidx_section): Record the first text
922 (Arm_output_section::fix_exidx_coverage): Set correct linked section
923 and entsize in output section header.
925 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
927 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
928 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
929 (Arm_relocate_functions::thm_alu11): New Method.
930 (Arm_relocate_functions::thm_pc8): New Method.
931 (Arm_relocate_functions::thm_pc12): New Method.
932 (Target_arm::Scan::local): Handle the relocations.
933 (Target_arm::Scan::global): Likewise.
934 (Target_arm::Relocate::relocate): Likewise.
935 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
937 2010-01-29 Doug Kwan <dougkwan@google.com>
939 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
940 of relocation types as ld.
942 2010-01-29 Doug Kwan <dougkwan@google.com>
944 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
946 (Arm_relocate_functions::thumb_branch_common): Ditto.
947 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
948 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
949 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
950 Arm_relocate_functions::jump24): Remove.
951 (Target_arm::Relocate::relocate): Adjust code to call
952 Arm_relocation_functions::arm_branch_common and
953 Arm_relocation_functions::thumb_branch_common instead of their removed
954 wrappers. Merge switch-cases together to reduce source code size.
956 2010-01-29 Doug Kwan <dougkwan@google.com>
958 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
959 output_local_symbol_count_needs_update_.
960 (Arm_relobj::output_local_symbol_count_needs_update,
961 Arm_relobj::set_output_local_symbol_count_needs_update,
962 Arm_relobj::update_output_local_symbol_count): New methods.
963 (Arm_relobj::output_local_symbol_count_needs_update_): New data
965 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
966 of pointed function as in a R_ARM_PREL31 relocation.
967 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
968 for output local symbol count updating.
969 (Target_arm::do_relax): Update output local symbol counts in objects
971 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
973 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
975 * arm.cc: Added support for the ARM relocations:
976 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
977 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
978 (Arm_relocate_functions::movw_rel_nc): Renamed (was
980 (Arm_relocate_functions::movw_rel): New method.
981 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
982 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
984 (Arm_relocate_functions::thm_movw_rel): New method.
985 (Arm_relocate_functions::thm_movt_rel): Renamed (was
987 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
989 (Target_arm::Scan::global): Likewise.
990 (Target_arm::Relocate::relocate): Likewise.
991 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
994 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
996 * arm.cc: Added support for ARM group relocations.
997 (Target_arm::reloc_needs_sym_origin): New method.
998 (Arm_relocate_functions::calc_grp_kn): New method.
999 (Arm_relocate_functions::calc_grp_residual): New method.
1000 (Arm_relocate_functions::calc_grp_gn): New method.
1001 (Arm_relocate_functions::arm_grp_alu): New Method.
1002 (Arm_relocate_functions::arm_grp_ldr): New Method.
1003 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1004 (Arm_relocate_functions::arm_grp_ldc): New Method.
1005 (Target_arm::Scan::local): Handle the ARM group relocations.
1006 (Target_arm::Scan::global): Likewise.
1007 (Target_arm::Relocate::relocate): Likewise.
1008 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1011 2010-01-26 Doug Kwan <dougkwan@google.com>
1013 * arm.cc (set): Include.
1014 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1016 (Arm_output_section::Text_section_list): New type.
1017 (Arm_output_section::append_text_sections_to_list): New method.
1018 (Arm_output_section::fix_exidx_coverage): Ditto.
1019 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1020 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1021 Relobj::set_section_offset() instead of
1022 Sized_relobj::invalidate_section_offset().
1023 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1024 parameter for section headers. Ignore relocation sections for
1025 unallocated sections and EXIDX sections.
1026 (Target_arm::fix_exidx_coverage): New method.
1027 (Target_arm::output_section_address_less_than): New type.
1028 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1029 linked text section instead of the EXIDX section.
1030 (Arm_output_section::create_stub_group): Add an assertion to check
1031 that this is not an EXIDX output section.
1032 (Arm_output_section::append_text_sections_to_list): New method.
1033 (Arm_output_section::fix_exidx_coverage): Ditto.
1034 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1035 Arm_relobj::section_needs_reloc_stub_scanning.
1036 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1038 (Target_arm::fix_exidx_coverage): New method.
1039 * object.h (Relobj::set_output_section): New method.
1040 (Sized_relobj::invalidate_section_offset): Remove method.
1041 (Sized_relobj::do_invalidate_section_offset): Remove method.
1042 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1044 2010-01-25 Doug Kwan <dougkwan@google.com>
1046 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1047 Fix warning due to signed and unsigned comparison on a 32-bit host.
1049 2010-01-22 Doug Kwan <dougkwan@google.com>
1051 * arm.cc (Target_arm::do_relax): Record an output section for section
1052 offset adjustment it contains any stub table that has changed.
1053 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1054 offsets in an output section if necessary.
1055 * output.cc (Output_section::Output_section): Initialize
1056 section_offsets_need_adjustments_.
1057 (Output_section::add_input_section_for_script): Renamed to
1058 Output_section::add_simple_input_section.
1059 (Output_section::save_states): Add a comment.
1060 (Output_section::discard_states): New method defintion.
1061 (Output_section::adjust_section_offsets): Same.
1062 * output.h (Output_section::add_input_section_for_script): Renamed to
1063 Output_section::add_simple_input_section.
1064 (Output_section::discard_states): New method declaration.
1065 (Output_section::adjust_section_offsets): Same.
1066 (Output_section::section_offsets_need_adjustment,
1067 Output_section::set_section_offsets_need_adjustment): New method
1069 (Output_section::section_offsets_need_adjustment_): New data member.
1070 * script-sections.cc
1071 (Output_section_element_input::set_section_address): Adjust code for
1072 renaming of Output_section::add_input_section_for_script.
1073 (Orphan_output_section::set_section_address): Same.
1075 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1077 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1078 Fix_v4bx enum values .
1079 * gold/options.h (General_options): New option definitions.
1080 (General_options::fix_v4bx): New method.
1081 (General_options::Fix_v4bx): New enum.
1082 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1083 (General_options::parse_fix_v4bx_interworking): New method.
1085 2010-01-22 Doug Kwan <dougkwan@google.com>
1087 * arm.cc (Arm_exidx_fixup): New class.
1089 2010-01-21 Doug Kwan <dougkwan@google.com>
1091 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1093 (Arm_exidx_section_offset_map): New type.
1095 2010-01-21 Doug Kwan <dougkwan@google.com>
1097 * arm.cc (Arm_exidx_input_section): New class.
1098 (Arm_relobj::exidx_input_section_by_link,
1099 Arm_relobj::exidx_input_section_by_shndx,
1100 Arm_relobj::make_exidx_input_section): New methods.
1101 (read_arm_attributes_section): Remove.
1102 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1103 information about them.
1104 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1107 2010-01-20 Doug Kwan <dougkwan@google.com>
1109 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1110 Input_section_specifier to Section_id.
1111 (Target_arm::new_arm_input_section: Adjust code for change of key
1113 (Target_arm::find_arm_input_section): Ditto.
1114 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1115 (Section_id): Remove.
1116 (Garbage_collection::Section_id_hash): Remove.
1117 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1118 (Section_id): Remove.
1119 (Icf::Section_id_hash): Remove.
1120 * object.h (Section_id, Const_section_id, Section_id_hash,
1121 Const_section_id_hash): New type definitions.
1122 * output.cc (Output_section::add_relaxed_input_section): Change to
1123 use Const_section_id instead of Input_section_specifier as key type.
1124 (Output_section::add_merge_input_section): Ditto.
1125 (Output_section::build_relaxation_map): Change to use Section_id
1126 instead of Input_section_specifier as key type.
1127 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1129 (Output_section::convert_input_sections_to_relaxed_sections): Change
1130 to use Const_section_id instead of Input_section_specifier as key type.
1131 (Output_section::find_merge_section): Ditto.
1132 (Output_section::find_relaxed_input_section): Ditto.
1133 * output.h (Input_section_specifier): Remove class.
1134 (Output_section::Output_section_data_by_input_section_map): Change
1135 key type to Const_section_id.
1136 (Output_section::Output_relaxed_input_section_by_input_section_map):
1138 (Output_section::Relaxation_map): Change key type to Section_id.
1140 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1142 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1143 (class Arm_v4bx_stub): New class.
1144 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1145 (Stub_factory::make_arm_v4bx_stub): New method.
1146 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1147 (Stub_table::empty): Handle v4bx stubs.
1148 (Stub_table::add_arm_v4bx_stub): New method.
1149 (Stub_table::find_arm_v4bx_stub): New method.
1150 (Arm_relocate_functions::v4bx): New method.
1151 (Target_arm::fix_v4bx): New method.
1152 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1153 (Stub_table::relocate_stubs): Likewise.
1154 (Stub_table::do_write): Likewise.
1155 (Stub_table::update_data_size_and_addralign): Likewise.
1156 (Stub_table::finalize_stubs): Likewise.
1157 (Target_arm::Scan::local): Likewise.
1158 (Target_arm::Scan::global): Likewise.
1159 (Target_arm::do_finalize_sections): Likewise.
1160 (Target_arm::Relocate::relocate): Likewise.
1161 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1163 (Target_arm::scan_reloc_for_stub): Likewise.
1164 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1166 2010-01-19 Ian Lance Taylor <iant@google.com>
1168 * output.cc (Output_section_headers::do_sized_write): Write large
1169 segment count to sh_info field.
1170 (Output_file_header::do_sized_write): For large segment count,
1171 write PN_XNUM to e_phnum field.
1173 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1175 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1176 (Arm_relocate_functions::thm_jump8): New function.
1177 (Arm_relocate_functions::thm_jump11): New function.
1178 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1180 (Target_arm::Scan::global): Likewise.
1181 (Target_arm::Relocate::relocate): Likewise.
1182 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1185 2010-01-14 Doug Kwan <dougkwan@google.com>
1187 * arm.cc (map, utility): Include headers.
1188 (Target_arm::apply_cortex_a8_workaround): New method.
1189 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1190 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1191 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1192 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1193 the --[no-]fix-cortex-a8 command line options.
1194 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1195 (Target_arm::relocate_stub): Use addend in instruction template.
1196 * options.h (DEFINE_bool): Set the user-set flag.
1197 (General_options): Add --[no-]-fix-cortex options.
1198 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1199 : Update fast look-up map after conversion.
1201 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1203 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1204 in the first pass of do_layout.
1206 2010-01-13 Doug Kwan <dougkwan@google.com>
1208 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1209 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1210 apparent compiler problem of not folding static constant integral
1211 data members of elfcpp::Elf_sizes<32>.
1213 2010-01-13 Doug Kwan <dougkwan@google.com>
1215 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1216 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1217 Arm_relobj::scan_section_for_cortex_a8_erratum,
1218 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1219 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1220 sections to scan for relocation stubs into a new method
1221 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1222 relocation and Cortex-A8 stub scanning.
1223 (Target_arm::do_relax): Force stubs to be after stubbed sections
1224 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1225 the beginning of a new relaxation pass. Update a comment.
1226 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1228 2010-01-12 Ian Lance Taylor <iant@google.com>
1230 * target-reloc.h (visibility_error): New inline function.
1231 (relocate_section): Call visibility_error.
1232 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1233 (MOSTLYCLEANFILES): Likewise.
1234 (protected_4_pic.o, protected_3.err): New targets.
1235 * testsuite/protected_4.cc: New file.
1237 2010-01-12 Doug Kwan <dougkwan@google.com>
1239 * arm.cc (Cortex_a8_reloc): New class.
1240 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1241 and cortex_a8_relocs_info_.
1242 (Target_arm::fix_cortex_a8): New method definition.
1243 (Target_arm::Cortex_a8_relocs_info): New type.
1244 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1245 New data member declarations.
1246 (Target_arm::scan_reloc_for_stub): Record information about
1247 relocations for THUMB branches that might be exempted from the
1248 Cortex-A8 workaround.
1249 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1250 at the beginning of a relaxation pass.
1252 2010-01-12 Doug Kwan <dougkwan@google.com>
1254 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1255 (Arm_relobj::Mapping_symbol_position,
1256 Arm_reloj::Mapping_symbol_position_less,
1257 Arm_relobj::Mapping_symbols_info): New types.
1258 (Target_arm::is_mapping_symbol_name): New method definition.
1259 (Arm_relobj::do_count_local_symbols): Save information about mapping
1262 2010-01-11 Doug Kwan <dougkwan@google.com>
1264 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1265 Arm_relocate_functions::thumb32_branch_upper,
1266 Arm_relocate_functions::thumb32_branch_lower,
1267 Arm_relocate_functions::thumb32_cond_branch_offset,
1268 Arm_relocate_functions::thumb32_cond_branch_upper,
1269 Arm_relocate_functions::thumb32_cond_branch_lower,
1270 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1271 branch offset encoding.
1272 (Arm_relocate_functions::thumb_branch_common): Use new branch
1273 offset encoding methods to avoid code duplication.
1274 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1275 (Stub_addend_reader::operator()): Use new branch encoding method
1276 to avoid code duplication.
1278 2010-01-11 Doug Kwan <dougkwan@google.com>
1280 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1281 (Target_arm::do_finalize_sections): Define special EXIDX section
1282 symbols only if referenced.
1283 * gc.h (Garbage_collection::add_reference): New method.
1284 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1287 2010-01-11 Ian Lance Taylor <iant@google.com>
1289 * script.cc (Version_script_info::build_expression_list_lookup):
1290 Change complaing about duplicate wildcard match from error to
1293 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1295 (Version_script_info::Version_script_info): Initialize globs_,
1296 default_version_, default_is_global_, and exact_. Don't
1297 initialize globals_ or locals_.
1298 (Version_script_info::build_lookup_tables): Build local symbols
1300 (Version_script_info::unquote): New function.
1301 (Version_script_info::add_exact_match): New function.
1302 (Version_script_info::build_expression_list_lookup): Remove lookup
1303 parameter. Add is_global parameter. Change all callers. Handle
1304 wildcard pattern specially. Unquote pattern. Call
1306 (Version_script_info::get_name_to_match): New function.
1307 (Version_script_info::get_symbol_version): New function.
1308 (Version_script_info::get_symbol_version_helper): Remove.
1309 (Version_script_info::check_unmatched_names): Call unquote.
1310 * script.h (class Version_script_info): Change get_symbol_version
1311 to be non-inline and add is_global parameter; change all callers.
1312 Rewrite symbol_is_local. Update declarations. Define struct
1313 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1314 Remove globals_ and locals_ members. Add exact_, globs_,
1315 default_version_, is_global_.
1316 (Version_script_info::Glob): Remove pattern, add expression and
1317 is_global. Update constructor. Change all callers.
1318 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1320 (Versions::symbol_section_contents): If a symbol is undefined, or
1321 defined in a dynamic object, set the version index to
1323 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1325 (Symbol_table::add_from_pluginobj): Likewise.
1326 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1328 2010-01-11 Doug Kwan <dougkwan@google.com>
1330 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1331 (incremental_dump_LDADD): Add linking option for libintl.
1332 * Makefile.in: Regenerate.
1334 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1337 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1339 * testsuite/Makefile.in: Regenerated.
1341 2010-01-10 Doug Kwan <dougkwan@google.com>
1343 * options.h (DEFINE_var): Use parentheses around argument varname__
1344 in macro body to avoid any unintended subsequent substitutions.
1346 2010-01-10 Ian Lance Taylor <iant@google.com>
1348 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1349 candidates before doing symbol resolution.
1351 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1352 ODR candidates if only one is weak.
1354 2010-01-08 Ian Lance Taylor <iant@google.com>
1356 * script.cc (Version_script_info::build_expression_list_lookup):
1357 Don't warn about ambiguous version, just record the ambiguity.
1358 (Version_script_info::get_symbol_version_helper): Give error if
1359 version is ambiguous.
1361 2010-01-08 Doug Kwan <dougkwan@google.com>
1363 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1364 prev_data_size_ and prev_addralign_. Remove initializer for
1365 deleted data member has_been_changed_.
1366 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1367 to determine if the table is empty.
1368 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1370 (Stub_table::add_reloc_stub): Define method in class definition
1371 instead of just declaring it there.
1372 (Stub_table::add_cortex_a8_stub): New method definition.
1373 (Stub_table::update_data_size_and_addralign): Ditto.
1374 (Stub_table::finalize_stubs): Ditto.
1375 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1376 (Stub_table::do_addralign_): Return address alignment in the
1377 (Stub_table::do_reset_address_and_file_offset): Define method in
1378 class definition instead of declaring it there. Set current data
1379 size to be the data size of the previous pass.
1380 (Stub_table::set_final_data_size): Use current data size as the
1382 (Stub_table::relocate_stub): Change parameter type of stub from
1383 Reloc_stub pointer to Stub pointer.
1384 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1385 (Stub_table::Cortex_a8_stub_list): New typedef.
1386 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1387 Stub_table::prev_addralign_): New data member.
1388 (Arm_relobj::Arm_relobj): Initialize data member
1389 section_has_cortex_a8_workaround_.
1390 (Arm_relobj::section_has_cortex_a8_workaround,
1391 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1393 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1395 (Target_arm::relocate_stub): Change parameter type of stub from
1396 Reloc_stub pointer to Stub pointer.
1397 (Insn_template::size, Insn_template::alignment): Handle
1398 THUMB16_SPECIAL_TYPE.
1399 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1400 Stub_table::update_data_size_and_addralign,
1401 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1403 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1404 (Stub_table::do_write): Ditto.
1405 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1407 2010-01-08 Ian Lance Taylor <iant@google.com>
1410 * symtab.h (class Symbol): Remove fields is_target_special_ and
1411 has_plt_offset_. Add field is_defined_in_discarded_section_.
1412 (Symbol::is_defined_in_discarded_section): New function.
1413 (Symbol::set_is_defined_in_discarded_section): New function.
1414 (Symbol::has_plt_offset): Rewrite.
1415 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1416 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1417 Don't initialize is_target_special_ or has_plt_offset_.
1418 Initialize is_defined_in_discarded_section_.
1419 (Symbol_table::add_from_relobj): If appropriate, set
1420 is_defined_in_discarded_section.
1421 * resolve.cc (Symbol::override_base_with_special): Don't test
1422 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1423 * target-reloc.h (relocate_section): Do special handling for
1424 symbols defined in discarded sections for global symbols as well
1427 2010-01-08 Ian Lance Taylor <iant@google.com>
1429 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1430 the SHT_SYMTAB case.
1432 2010-01-08 Ian Lance Taylor <iant@google.com>
1434 * object.cc (Sized_relobj::do_layout): Don't get confused if
1435 layout_eh_frame returns NULL.
1437 2010-01-08 Ian Lance Taylor <iant@google.com>
1440 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1441 dynamic symbol table, use the normal symbol table.
1442 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1445 2010-01-08 Ian Lance Taylor <iant@google.com>
1448 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1451 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1453 * version.cc (print_version): Change to "Copyright 2010".
1455 2010-01-08 Ian Lance Taylor <iant@google.com>
1459 * i386.cc (class Target_i386): Change return type of plt_section
1461 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1462 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1463 tls_desc_rel_ field.
1464 (Output_data_plt_i386::rel_tls_desc): New function.
1465 (Target_i386::rel_tls_desc_section): New function.
1466 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1467 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1468 R_386_TLS_DESC reloc in rel_tls_desc_section.
1469 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1470 Define struct Tlsdesc_info.
1471 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1472 (Target_x86_64::do_reloc_symbol_index): New function.
1473 (Target_x86_64::add_tlsdesc_info): New function.
1474 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1475 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1477 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1479 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1480 (Target_x86_64::rela_tlsdesc_section): New function.
1481 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1483 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1484 (Target_x86_64::do_reloc_addend): New function.
1485 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1486 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1487 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1488 (Output_reloc::type): New function.
1489 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1490 (Output_reloc::is_target_specific): New function.
1491 (Output_reloc::target_arg): New function.
1492 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1493 absolute relocs and target specific relocs.
1494 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1495 add_target_specific.
1496 (class Output_data_reloc) [SHT_RELA]: Likewise.
1497 * output.cc (Output_reloc::Output_reloc): Add four new versions
1498 for absolute relocs and target specific relocs.
1499 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1500 (Output_reloc::get_symbol_index): Likewise.
1501 (Output_reloc::local_section_offset): Check that local_sym_index_
1502 is not TARGET_CODE or 0.
1503 (Output_reloc::symbol_value): Likewise.
1504 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1506 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1507 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1509 * layout.cc (add_target_dynamic_tags): Use output section for
1510 DT_PLTRELSZ and DT_JMPREL.
1512 2010-01-07 Ian Lance Taylor <iant@google.com>
1515 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1517 (class Output_data_reloc_generic): Define.
1518 (class Output_data_reloc_base): Change base class to
1519 Output_data_reloc_generic. Change add() method to call
1520 bump_relative_reloc_count for a relative reloc. Remove
1522 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1524 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1525 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1527 * layout.h (class Layout): Update declaration.
1529 2010-01-07 Ian Lance Taylor <iant@google.com>
1531 * output.h (class Output_data): Add const version of
1532 output_section and do_output_section.
1533 (class Output_section_data): Add const version of
1535 (class Output_section): Likewise.
1536 * layout.cc (Layout::add_target_dynamic_tags): New function.
1537 * layout.h (class Layout): Update declarations.
1538 * arm.cc (Target_arm::do_finalize_sections): Use
1539 add_target_dynamic_tags.
1540 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1541 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1542 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1543 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1545 2010-01-07 Ian Lance Taylor <iant@google.com>
1548 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1551 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1552 Ian Lance Taylor <iant@google.com>
1555 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1556 Xindex::read_symtab_xindex.
1558 2010-01-07 Doug Kwan <dougkwan@google.com>
1560 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1561 (Insn_template::thumb16_bcond_insn): New method declaration.
1562 (Insn_template): Fix spelling.
1563 (Stub::thumb16_special): New method declaration.
1564 (Stub::do_write): Define virtual method which was previously pure
1566 (Stub::do_thumb16_special): New method declaration.
1567 (Stub::do_fixed_endian_write): New template member.
1568 (Reloc_stub::do_write): Remove.
1569 (Reloc_stub::do_fixed_endian_write): Remove.
1570 (Cortex_a8_stub): New class definition.
1571 (Stub_factory::make_cortex_a8_stub): New method definition.
1572 (Stub_factory::Stub_factory): Add missing static storage class
1573 qualifier for elf32_arm_stub_a8_veneer_blx.
1575 2010-01-07 Ian Lance Taylor <iant@google.com>
1578 * options.h (class General_options): Add --warn-unresolved-symbols
1579 and --error-unresolved-symbols.
1580 * errors.cc (Errors::undefined_symbol): Implement
1581 --warn-unresolved-symbols.
1583 * options.h (class General_options): Add -z text and -z textoff.
1584 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1586 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1588 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1589 (Garbage_collection::cident_sections): New function.
1590 (Garbage_collection::add_cident_section): New function.
1591 (Garbage_collection::cident_sections_): New member.
1592 (gc_process_relocs): Add references to sections whose names are C
1594 * gold.h (cident_section_start_prefix): New constant.
1595 (cident_section_stop_prefix): New constant.
1596 (is_cident): New function.
1597 * layout.cc (Layout::define_section_symbols): Replace string constants
1598 with the newly defined constants.
1599 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1601 * testsuite/Makefile.am: Add gc_orphan_section_test.
1602 * testsuite/Makefile.in: Regenerate.
1603 * testsuite/gc_orphan_section_test.cc: New file.
1604 * testsuite/gc_orphan_section_test.sh: New file.
1606 2010-01-06 Ian Lance Taylor <iant@google.com>
1609 * options.h (class General_options): Add --warn-shared-textrel.
1610 * layout.cc (Layout::finish_dynamic_section): Implement
1611 --warn-shared-textrel.
1614 * options.h (class General_options): Add --warn-multiple-gp.
1616 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1618 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1619 $(THREADSLIB) and $(LIBDL).
1620 * Makefile.in: Rebuild.
1622 2010-01-06 Ian Lance Taylor <iant@google.com>
1625 * options.cc (General_options::parse_section_start): New function.
1626 (General_options::section_start): New function.
1627 (General_options::General_options): Initialize all members.
1628 * options.h: Include <map>
1629 (class General_options): Add --section-start. Add section_starts_
1631 * layout.cc (Layout::attach_allocated_section_to_segment): If
1632 --section-start was used, set the address of the segment. Remove
1633 local sort_sections.
1634 (Layout::relaxation_loop_body): If the address of the load segment
1635 has been set by --section-start, don't use it.
1636 * output.h (Output_segment::update_flags_for_output_section): New
1638 * output.cc (Output_segment::add_output_section): Call
1639 update_flags_for_output_section.
1641 2010-01-05 Ian Lance Taylor <iant@google.com>
1644 * options.h (class General_options): Add --undefined-version.
1645 * script.cc (struct Version_expression): Add was_matched_by_symbol
1647 (Version_script_info::matched_symbol): New function.
1648 (Version_script_info::get_symbol_version_helper): Call
1650 (Version_script_info::check_unmatched_names): New function.
1651 * script.h (class Version_script_info): Update declarations.
1652 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1654 * options.h (class General_options): Use DEFINE_bool_alias for
1655 allow_multiple_definition.
1656 * resolve.cc (Symbol_table::should_override): Don't test
1657 allow_multiple_definition.
1660 * options.h (class General_options): Add --cref.
1661 * main.cc (main): Print cref table if --cref. Don't close mapfile
1662 until after printing cref table.
1663 * cref.cc: Include "symtab.h".
1664 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1665 (Cref_table_compare::operator()): New function.
1666 (Cref_inputs::gather_cref): New function.
1667 (filecol): New static const.
1668 (Cref_inputs::print_cref): New function.
1669 (Cref::print_cref): New function.
1670 * cref.h: Include <cstdio>.
1671 (class Cref): Update declarations.
1672 * mapfile.h (Mapfile::file): New function.
1673 * object.h (class Object): Define Symbols. Declare virtual
1674 do_get_global_symbols.
1675 (Object::get_global_symbols): New function.
1676 * object.cc (Input_objects::add_object): Pass object to cref_ if
1678 (Input_objects::archive_start): Likewise.
1679 (Input_objects::archive_stop): Likewise.
1680 (Input_objects::print_cref): New function.
1681 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1682 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1684 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1686 * plugin.h (class Sized_pluginobj): Update declarations.
1688 2010-01-05 Ian Lance Taylor <iant@google.com>
1690 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1691 to is_default_version. Rename insdef to insdefault.
1692 (Symbol_table::add_from_relobj): Rename def to is_default_version
1693 and local to is_forced_local.
1694 (Symbol_table::add_from_pluginobj): Likewise.
1695 (Symbol_table::add_from_dynobj): Likewise.
1696 (Symbol_table::define_special_symbol): Rename insdef to
1699 2010-01-04 Ian Lance Taylor <iant@google.com>
1702 * options.h (class General_options): Add
1703 --allow-multiple-definition and -z muldefs.
1704 * resolve.cc (Symbol_table::should_override): Don't warn about a
1705 multiple symbol definition if --allow-multiple-definition or -z
1709 * options.h (class General_options): Add --add-needed and
1710 --copy-dt-needed-entries. Tweak --as-needed help entry.
1711 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1712 error if --copy-dt-needed-entries aka --add-needed is used and
1713 would cause a change in behaviour.
1716 * options.h (class General_options): Add -G as a short version of
1717 --shared. Add no-op options -assert, -g, and -i.
1719 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1721 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1722 check for .text or .gnu.linkonce.t sections.
1723 * icf.cc (Icf::find_identical_sections): Ditto.
1724 Change the detection for mangled function name within the section
1726 * icf.h (is_section_foldable_candidate): New function.
1728 2009-12-30 Ian Lance Taylor <iant@google.com>
1731 * options.h (class General_options): Permit two dashes with
1732 --retain-symbols-file.
1734 2009-12-30 Ian Lance Taylor <iant@google.com>
1737 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1738 don't put the file header and segment headers in the text
1742 * common.cc (Sort_commons::operator()): Stabilize sort when both
1744 (Symbol_table::do_allocate_commons_list): When allocating common
1745 symbols, skip a symbol which is no longer common.
1746 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1747 an object before checking its type.
1748 * testsuite/common_test_2.c: New file.
1749 * testsuite/common_test_3.c: New file.
1750 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1751 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1752 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1753 (common_test_2_pic.o, common_test_2.so): New targets.
1754 (common_test_3_pic.o, common_test_3.so): New targets.
1755 * testsuite/Makefile.in: Rebuild.
1758 * script.cc (read_input_script): If we see a new SECTIONS clause,
1759 and we have added an input section, give an error.
1760 * layout.h (class Layout): Add have_added_input_section function.
1761 Add have_added_input_section_ field.
1762 * layout.cc (Layout::Layout): Initialize
1763 have_added_input_section_.
1764 (Layout::layout): Set have_added_input_section_.
1765 (Layout::layout_eh_frame): Likewise.
1767 2009-12-30 Ian Lance Taylor <iant@google.com>
1770 * options.h (class General_options): Add --sort-common option.
1771 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1772 * common.cc (Sort_common): Add sort_order parameter to
1773 constructor. Add sort_order_ field.
1774 (Sort_commons::operator): Check sort_order_.
1775 (Symbol_table::allocate_commons): Determine the sort order.
1776 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1778 (Symbol_table::do_allocate_commons_list): Likewise.
1780 2009-12-30 Ian Lance Taylor <iant@google.com>
1783 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1784 symbols from this object, don't change the visibility of an
1786 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1788 2009-12-30 Ian Lance Taylor <iant@google.com>
1791 * script.h (class Version_script_info): Define Language enum.
1792 Update declarations. Define Glob, Exact, and Lookup types. Add
1793 new fields globals_, locals_, and is_finalized_.
1794 * script.cc: Various formatting fixes.
1795 (class Parser_closure): Change language_stack_ from a vector of
1796 std::string to one of Version_script_info::Language. Adjust all
1798 (class Lazy_demangler): Remove.
1799 (struct Version_expression): Change language from std::string to
1800 Version_script_info::Language.
1801 (Version_script_info::Version_script_info): New function.
1802 (Version_script_info::~Version_script_info): Don't call clear.
1803 (Version_script_info::finalize): New function.
1804 (Version_script_info::build_lookup_tables): New function.
1805 (Version_script_info::build_expression_list_lookup): New
1807 (Version_script_info::get_symbol_version_helper): Rewrite to use
1809 (Version_script_info::print_expression_list): Adjust to use
1810 Version_script_info::Language.
1811 (script_push_lex_into_version_mode): Check that the version script
1812 has not been finalized.
1813 (version_script_push_lang): Change language string to
1814 Version_script_info::Language.
1815 * options.cc (Command_line::version_script): New function.
1816 * options.h (class General_options): Add finalize_dynamic_list
1817 function. Change version_script from declaration to definition.
1818 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1819 * testsuite/version_script.map: Remove duplicate def of foo.
1820 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1822 * testsuite/Makefile.in: Rebuild.
1824 2009-12-30 Ian Lance Taylor <iant@google.com>
1827 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1828 if the input symbol index is 0, make the output symbol index 0.
1830 2009-12-30 Ian Lance Taylor <iant@google.com>
1833 * options.h (class General_options): Add -x/--discard-all.
1834 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1835 --discard-all. If the local symbol needs a dynamic entry, check
1836 that before handling --discard-locals.
1838 2009-12-30 Ian Lance Taylor <iant@google.com>
1841 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1843 (Output_segment::add_output_section): Don't change the flags if
1847 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1848 GNU hash table if they need a dynamic value. Otherwise, don't add
1849 them if they are defined in a dynamic object or are forced local.
1851 2009-12-29 Ian Lance Taylor <iant@google.com>
1854 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1855 .gnu.hash table for a 32-bit target.
1858 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1859 regular and a dynamic object only needs a dynamic symbol table
1860 entry if it is externally visible.
1863 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1864 constructor. Add global_offset_table_ field.
1865 (Target_i386::got_section): Set global_offset_table_.
1866 (Target_i386::do_finalize_sections): Set global_offset_table_
1868 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1869 in constructor. Add global_offset_table_ field.
1870 (Target_x86_64::got_section): Set global_offset_table_.
1871 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1874 * layout.cc (Layout::Layout): Initialize increase_relro_.
1875 (Layout::get_output_section): Add is_relro, is_last_relro, and
1876 is_first_non_relro parameters. Change all callers.
1877 (Layout::choose_output_section): Likewise.
1878 (Layout::add_output_section_data): Likewise.
1879 (Layout::make_output_section): Likewise.
1880 (Layout::set_segment_offsets): Clear increase_relro when using a
1882 * layout.h (class Layout): Add increase_relro method. Add
1883 increase_relro_ field. Update declarations.
1884 * output.cc (Output_section::Output_section): Initialize
1885 is_last_relro_ and is_first_non_relro_.
1886 (Output_segment::add_output_section): Group relro sections is
1887 do_sort is true. Handle is_last_relro and is_first_non_relro.
1888 (Output_segment::maximum_alignment): Remove relro handling.
1889 (Output_segment::set_section_addresses): Add increase_relro
1890 parameter. Change all callers. Add initial alignment to align
1891 relro sections on separate page. Remove old relro handling.
1892 (Output_segment::set_section_list_addresses): Remove in_relro
1893 parameter. Change all callers.
1894 (Output_segment::set_offset): Add increase parameter. Change all
1895 callers. Remove old relro handling.
1896 * output.h (class Output_section): Add new methods: is_last_relro,
1897 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1898 Add is_last_relro_ and is_first_non_relro_ fields.
1899 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1900 Create separate .got.plt section. Call increase_relro.
1901 * x86_64.cc (Target_x86_64::got_section): Likewise.
1902 * testsuite/relro_script_test.t: Add .got.plt.
1905 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1906 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1907 (Layout::finalize): Call set_dynamic_symbol_size.
1908 (Layout::set_dynamic_symbol_size): New function.
1909 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1910 set_dynamic_symbol_size.
1913 * output.h (class Output_section): Add is_entsize_zero_ field.
1914 * output.cc (Output_section::Output_section): Initialize
1916 (Output_section::set_entsize): If two different entsizes are
1917 requested, force it to zero.
1918 (Output_section::add_input_section): Set flags for .debug_str
1919 before updating section flags. Set entsize.
1920 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1921 and SHF_STRING if all input sections have those flags.
1923 2009-12-29 Rafael Espindola <espindola@google.com>
1925 * main.cc (main): Fix the sys time reporting.
1926 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1929 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1931 * options.cc (General_options::parse_version): Allow -v to exit
1932 without an error if there is nothing to link.
1934 2009-12-29 Ian Lance Taylor <iant@google.com>
1936 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1937 using a version of gcc before 4.1.
1938 * configure: Rebuild.
1940 2009-12-28 Chris Demetriou <cgd@google.com>
1942 * attributes.cc (Output_attributes_section_data::do_write): Use
1943 std::vector::front rather than std::vector::data.
1945 2009-12-28 Ian Lance Taylor <iant@google.com>
1947 * symtab.h (class Symbol_table): Add enum Defined.
1948 * resolve.cc (Symbol_table::should_override): Add defined
1949 parameter. Change all callers. Test whether object is NULL
1950 before calling a method on it.
1951 (Symbol_table::report_resolve_problem): Add defined parameter.
1953 (Symbol_table::should_override_with_special): Likewise.
1954 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1955 parameter. Change all callers.
1956 (Symbol_table::do_define_in_output_data): Likewise.
1957 (Symbol_table::define_in_output_segment): Likewise.
1958 (Symbol_table::do_define_in_output_segment): Likewise.
1959 (Symbol_table::define_as_constant): Likewise.
1960 (Symbol_table::do_define_as_constant): Likewise.
1961 * script.h (class Symbol_assignment): Add is_defsym parameter to
1962 constructor; change all callers.
1963 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1964 parameter. Change all callers. Add is_defsym_ field.
1965 (class Parser_closure): Add parsing_defsym parameter to
1966 constructor; change all callers. Add parsing_defsym accessor
1967 function. Add parsing_defsym_ field.
1969 2009-12-28 Ian Lance Taylor <iant@google.com>
1971 * gold.cc (queue_middle_tasks): Fix formatting.
1972 * object.cc (Relobj::is_section_name_included): Likewise.
1974 2009-12-23 Ian Lance Taylor <iant@google.com>
1976 * i386.cc (Target_i386::do_calls_non_split): Recognize
1977 -fsplit-stack prologue for a function with a static chain.
1978 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1979 -fsplit-stack prologue when using %r11.
1981 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1983 * options.cc (General_options::parse_version): Make -v continue and do
1984 the link like GNU ld does.
1986 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1988 * Makefile.am (CCFILES): Add timer.cc.
1989 (HFILES): Add timer.h.
1990 * configure.ac: Check for sysconf and times.
1991 * main.cc: include timer.h.
1992 (main): Use Timer instead of get_run_time.
1995 * workqueue.cc: include timer.h.
1996 (Workqueue::find_and_run_task):
1997 Report user, sys and wall time.
1998 * Makefile.in: Regenerate.
1999 * config.in: Regenerate.
2000 * configure: Regenerate.
2002 2009-12-16 Doug Kwan <dougkwan@google.com>
2004 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2006 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2007 relaxed input sections.
2008 * output.cc (Output_section::find_relaxed_input_section): Change
2009 return type to Output_relaxed_input_section pointer. Adjust code
2010 for new type of relaxed_input_section_map_.
2011 * output.h (Output_section::find_relaxed_input_section): Change
2012 return type to Output_relaxed_input_section pointer.
2013 (Output_section::Output_relaxed_input_section_by_input_section_map):
2015 (Output_section::relaxed_input_section_map_): Change type to
2016 Output_section::Output_relaxed_input_section_by_input_section_map.
2017 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2020 2009-12-15 Ian Lance Taylor <iant@google.com>
2022 * layout.cc (Layout::create_shstrtab): Only write out after input
2023 sections if we are compressing debug sections.
2025 2009-12-15 Ian Lance Taylor <iant@google.com>
2027 * archive.cc (Archive::add_symbols): Only look up a symbol without
2028 a version if there is, in fact, a version.
2030 2009-12-14 Ian Lance Taylor <iant@google.com>
2032 Revert -Wshadow changes, all changes from:
2033 2009-12-11 Doug Kwan <dougkwan@google.com>
2034 2009-12-11 Nick Clifton <nickc@redhat.com>
2035 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2037 2009-12-11 Doug Kwan <dougkwan@google.com>
2039 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2041 * attributes.cc (Object_attribute::size): Ditto.
2042 (Attributes_section_data::size): Ditto.
2043 (Attributes_section_data::Attributes_section_data): Ditto.
2044 (Output_attributes_section_data::do_write): Ditto.
2045 * attributes.h (Object_attribute::set_type): Ditto.
2046 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2048 2009-12-11 Nick Clifton <nickc@redhat.com>
2050 * archive.cc: Fix shadowed variable warnings.
2052 * compressed_output.cc: Likewise.
2053 * compressed_output.h: Likewise.
2054 * configure: Likewise.
2055 * dwarf_reader.cc: Likewise.
2056 * dynobj.cc: Likewise.
2057 * dynobj.h: Likewise.
2058 * ehframe.cc: Likewise.
2059 * ehframe.h: Likewise.
2060 * errors.cc: Likewise.
2061 * expression.cc: Likewise.
2062 * fileread.cc: Likewise.
2063 * fileread.h: Likewise.
2064 * freebsd.h: Likewise.
2065 * i386.cc: Likewise.
2067 * incremental.h: Likewise.
2068 * layout.cc: Likewise.
2069 * layout.h: Likewise.
2070 * mapfile.cc: Likewise.
2071 * merge.cc: Likewise.
2072 * merge.h: Likewise.
2073 * object.cc: Likewise.
2074 * object.h: Likewise.
2075 * options.h: Likewise.
2076 * output.cc: Likewise.
2077 * output.h: Likewise.
2078 * parameters.cc: Likewise.
2079 * plugin.cc: Likewise.
2080 * powerpc.cc: Likewise.
2081 * reduced_debug_output.cc: Likewise.
2082 * reduced_debug_output.h: Likewise.
2083 * reloc.cc: Likewise.
2084 * reloc.h: Likewise.
2085 * resolve.cc: Likewise.
2086 * script-sections.cc: Likewise.
2087 * script.cc: Likewise.
2088 * script.h: Likewise.
2089 * sparc.cc: Likewise.
2090 * symtab.cc: Likewise.
2091 * symtab.h: Likewise.
2092 * target-select.cc: Likewise.
2093 * target-select.h: Likewise.
2094 * token.h: Likewise.
2095 * workqueue.cc: Likewise.
2096 * workqueue.h: Likewise.
2097 * x86_64.cc: Likewise.
2099 2009-12-10 Doug Kwan <dougkwan@google.com>
2101 * arm.cc (attributes.h): New include.
2102 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2103 (Arm_relobj::~Arm_relobj): Delete object pointed by
2104 attributes_section_data_.
2105 (Arm_relobj::attributes_section_data): New method definition.
2106 (Arm_relobj::attributes_section_data_): New data member declaration.
2107 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2108 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2109 attributes_section_data_.
2110 (Arm_dynobj::attributes_section_data): New method definition.
2111 (Arm_dynobj::attributes_section_data_): New data member declaration.
2112 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2113 initialization value of may_use_blx_ to false.
2114 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2115 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2116 object attributes to compute results instead of hard-coding.
2117 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2118 Target_arm::get_secondary_compatible_arch,
2119 Target_arm::set_secondary_compatible_arch
2120 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2121 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2122 New method declarations.
2123 (Target_arm::get_aeabi_object_attribute): New method definition.
2124 (Target_arm::attributes_section_data_): New data member declaration.
2125 (read_arm_attributes_section): New template definition.
2126 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2127 (Arm_dynobj::do_read_symbols): Ditto.
2128 (Target_arm::do_finalize_sections): Merge attributes sections from
2129 input. Check for BLX use after attributes section merging.
2130 Fix __exidx_start and __exidx_end visibility. Create an
2131 .ARM.attributes section if necessary.
2132 (Target_arm::get_secondary_compatible_arch,
2133 Target_arm::set_secondary_compatible_arch,
2134 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2135 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2136 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2137 New method definitions.
2139 2009-12-09 Ian Lance Taylor <iant@google.com>
2141 * plugin.cc (Plugin::load): Don't cast from void* to a function
2144 2009-12-09 Ian Lance Taylor <iant@google.com>
2146 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2149 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2151 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2152 Replace two_file_shared_1.so with two_file_shared_2.so.
2153 * testsuite/Makefile.in: Regenerated.
2155 2009-12-08 Doug Kwan <dougkwan@google.com>
2157 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2158 (HFILES): Add attributes.h and int_encoding.h.
2159 * Makefile.in: Regenerate.
2160 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2161 function definitions to int_encoding.cc
2162 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2163 prototypes to int_encoding.h
2164 * reduced_debug_output.cc (int_encoding.h): New include.
2165 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2166 function definitions to int_encoding.cc
2167 (insert_into_vector, read_from_pointer): Move template definitions to
2169 * attributes.cc: New file.
2170 * attributes.h: New file.
2171 * int_encoding.cc: New file.
2172 * int_encoding.h: New file.
2174 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2177 * incremental-dump.cc (dump_incremental_inputs): New.
2178 (main): Use dump_incremental_inputs.
2180 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2183 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2184 checking elfcpp::STT_FUNC.
2185 (Target_i386::Relocate::relocate): Likewise.
2186 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2188 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2189 symbols from shared libraries into normal FUNC symbols.
2191 * symtab.h (Symbol): Add is_func and use it.
2193 2009-12-05 Doug Kwan <dougkwan@google.com>
2195 * arm.cc (Target_arm::arm_info): Initialize new fields
2196 attributes_section and attributes_vendor.
2197 * i386.cc (Target_i386::i386_info): Same.
2198 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2199 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2200 fields attributes_section and attributes_vendor.
2201 * sparc.cc (Target_sparc::sparc_info): Same.
2202 * target.h (Target::attributes_section, Target::attributes_vendor,
2203 Target::is_attributes_section, Target::attribute_arg_type,
2204 Target::attributes_order): New method definitions.
2205 (Target::Target_info::attributes_section,
2206 Target::Target_info::attributes_vendor): New fields.
2207 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2208 virtual method definitions.
2209 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2210 attributes_section and attributes_vendor.
2211 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2213 2009-12-05 Doug Kwan <dougkwan@google.com>
2215 * arm.cc: Update comments about interworking and stub generation.
2216 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2217 considered as non-PIC.
2218 (Arm_relocate_functions::base_abs): Fix formatting.
2219 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2220 of function to use GOT entry address instead of offset.
2221 (Target_arm::Scan::global): Issue an error if a symbol would need a
2222 PLT does not get one because it is untyped. Remove code to create
2223 dynamic symbols for relative branches.
2224 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2225 takes unsigned integer instead of boolean.
2227 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2229 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2230 (two_file_test_LDADD): Likewise.
2231 (common_test_1_LDADD): Likewise.
2232 (exception_test_LDADD) Likewise.
2233 (weak_test_LDADD): Likewise.
2234 (many_sections_test_LDADD): Likewise.
2235 (initpri1_LDADD): Likewise.
2236 (script_test_1_LDADD): Likewise.
2237 (script_test_2_LDADD): Likewise.
2238 (justsyms_LDADD): Likewise.
2239 (binary_test_LDADD): Likewise.
2240 (large_LDADD): Likewise.
2241 * testsuite/Makefile.in: Regenerated.
2243 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2245 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2246 (Symbol_table::override_with_special): Likewise.
2247 (Symbol_table::add_from_object): Likewise.
2249 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2251 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2252 Don't set the data_offset twice.
2254 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2256 * testsuite/Makefile.in: Regenerate.
2258 2009-12-03 Doug Kwan <dougkwan@google.com>
2260 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2261 (Target_arm::do_finalize_sections): Add parameter for symbol table
2262 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2263 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2264 parameter for symbol table pointer.
2265 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2266 an additional parameter for a pointer to symbol table.
2267 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2268 parameter for a symbol table pointer.
2269 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2270 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2272 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2273 parameter for a symbol table pointer.
2275 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2277 * incremental.cc (Incremental_inputs_header)
2278 (Incremental_inputs_header_write, Incremental_inputs_entry)
2279 (Incremental_inputs_entry_write): Move ...
2280 * incremental.h (Incremental_inputs_header)
2281 (Incremental_inputs_header_write, Incremental_inputs_entry)
2282 (Incremental_inputs_entry_write): here.
2284 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2286 * incremental.cc (make_sized_incremental_binary): Set the target.
2287 Error if it is incompatible.
2288 * output.h (Output_file): Add filename method.
2290 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2292 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2293 from the get_* methods.
2295 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2297 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2298 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2299 Write 0 for the data_offset of scripts.
2301 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2303 * testsuite/Makefile.am: Add the incremental_test.sh test.
2304 * testsuite/incremental_test.sh: New.
2305 * testsuite/incremental_test_1.c: New.
2306 * testsuite/incremental_test_2.c: New.
2308 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2310 * incremental-dump.cc (main): Fix typos.
2312 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2315 * incremental-dump.cc (main): Use llu to print 64 bit values.
2317 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2318 H.J. Lu <hongjiu.lu@intel.com>
2320 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2322 (incremental_dump_LDADD): Likewise.
2323 * Makefile.in: Regenerated.
2325 2009-11-25 Doug Kwan <dougkwan@google.com>
2329 2009-11-25 Doug Kwan <dougkwan@google.com>
2331 * arm.cc (Target_arm::Target_arm): Move method definition
2332 outside of class definition. Add code to handle
2333 --target1-rel, --target1-abs and --target2= options.
2334 (Target_arm::get_reloc_reloc_type): Change method to be
2335 non-static and const.
2336 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2337 New data member declaration.
2338 (Target_arm::Scan::local, Target_arm::Scan::global,
2339 Target_arm::Relocate::relocate,
2340 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2341 Adjust call to Target_arm::get_real_reloc_type.
2342 (Target_arm::get_real_reloc_type): Use command line options
2343 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2344 * options.h (--target1-rel, --target1-abs, --target2): New
2347 2009-11-25 Doug Kwan <dougkwan@google.com>
2349 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2350 class definition. Add code to handle --target1-rel, --target1-abs
2351 and --target2= options.
2352 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2354 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2356 (Target_arm::Scan::local, Target_arm::Scan::global,
2357 Target_arm::Relocate::relocate,
2358 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2359 call to Target_arm::get_real_reloc_type.
2360 (Target_arm::get_real_reloc_type): Use command line options to
2361 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2362 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2365 2009-11-25 Doug Kwan <dougkwan@google.com>
2367 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2368 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2369 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2371 (Arm_relocate_functions::thm_call): Replace body with a call to
2372 Arm_relocate_functions::thumb_branch_common.
2373 (Arm_relocate_functions::thm_jump24,
2374 Arm_relocate_functions::thm_xpc22): New method definitions.
2375 (Arm_relocate_functions::thumb_branch_common): New method definition.
2376 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2378 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2379 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2381 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2383 * Makefile.am: Build incremental-dump
2384 * Makefile.in: Regenerate.
2385 * incremental-dump.cc: New.
2386 * incremental.cc (Incremental_inputs_header_data,
2387 Incremental_inputs_entry_data): Move to incremental.h
2388 * incremental.h: (Incremental_inputs_header_data,
2389 Incremental_inputs_entry_data): Move from incremental.cc
2391 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2393 * incremental.cc (Incremental_inputs_header,
2394 Incremental_inputs_header_write, Incremental_inputs_entry,
2395 Incremental_inputs_entry_write): Add a typedef with the data type.
2397 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2399 * incremental.cc (Incremental_inputs_header,
2400 Incremental_inputs_header_write, Incremental_inputs_entry,
2401 Incremental_inputs_entry_write): Update comment about which
2402 type has the filed descriptions.
2404 2009-11-15 Doug Kwan <dougkwan@google.com>
2406 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2407 (Arm_relocate_functions::arm_branch_common): Change method defintion
2408 in class definition to a method declaration and update list of formal
2410 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2411 Arm_relocation_functions::jump24): Adjust call to
2412 Arm_relocate_functions::arm_branch_common. Update list of formal
2414 (Arm_relocate_functions::xpc25): New method definition.
2415 (Arm_relocate_functions::arm_branch_common): Move method defintion
2416 out from class definition. Use stubs for mode-switching and extending
2418 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2419 specially. Change code to enable use of stubs in ARM branches.
2421 2009-11-10 Doug Kwan <dougkwan@google.com>
2423 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2424 in method declaration.
2425 (Target_arm::relocate_stub): New method declaration.
2426 (Target_arm::default_target): Change to return a pointer instead of
2428 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2429 Target_arm::default_target.
2430 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2432 (Target_arm::relocate_section): Adjust view.
2433 (Target_arm::relocate_stub): New method definition.
2435 2009-11-10 Doug Kwan <dougkwan@google.com>
2437 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2439 * incremental.cc (open_incremental_binary): Initialized local
2440 variables to avoid warnings.
2441 * object.cc (make_elf_object): Ditto.
2442 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2445 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2448 * testsuite/plugin_test.c: Include "config.h".
2450 2009-11-09 Doug Kwan <dougkwan@google.com>
2452 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2453 (arm_symbol_value): Remove.
2454 (Arm_relocate_functions::arm_branch_common,
2455 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2456 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2457 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2458 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2459 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2460 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2461 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2462 Arm_relocate_functions::thm_mobw_abs_nc,
2463 Arm_relocate_functions::thm_mov_abs,
2464 Arm_relocate_functions::movw_prel_nc,
2465 Arm_relocate_functions::thm_movt_abs,
2466 Arm_relocate_functions::movt_prel,
2467 Arm_relocate_functions::thm_movw_prel_nc,
2468 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2469 (Target_arm::Relocate::relocate): Only decompose address into two
2470 parts if relocation type uses the thumb-bit and pass the actual
2471 bit instead of a flag indicating that the thumb-bit is used. Adjust
2472 calls to methods in Arm_relocate_functions for this change.
2474 2009-11-08 Ian Lance Taylor <iant@google.com>
2477 * reloc.cc: Instantiate
2478 Sized_relobj::initialize_input_to_output_maps and
2479 Sized_relobj:free_input_to_output_maps.
2481 2009-11-06 Ian Lance Taylor <iant@google.com>
2484 * defstd.cc (in_segment): Set only_if_ref true for "end".
2486 2009-11-06 Doug Kwan <dougkwan@google.com>
2488 * arm.cc (class Reloc_stub): Correct a comment.
2489 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2490 (Target_arm::scan_section_for_stubs): New method declaration.
2491 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2492 Change methods from private to protected.
2493 (Target_arm::do_may_relax): New method definition.
2494 (Target_arm::do_relax, Target_arm::group_sections,
2495 Target_arm::scan_reloc_for_stub,
2496 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2497 (Target_arm::arm_input_section_map_): New data member declaration.
2498 (Target_arm::scan_reloc_for_stub,
2499 Target_arm::scan_reloc_section_for_stubs,
2500 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2501 Target_arm::do_relax): New method definitions.
2503 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2505 * configure.ac: Check for (struct stat)::st_mtim
2506 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2507 * config.in: Regenerate.
2508 * configure: Regenerate.
2510 2009-11-05 Ian Lance Taylor <iant@google.com>
2513 * output.cc (Output_segment::add_output_section): Add missing
2516 2009-11-04 Ian Lance Taylor <iant@google.com>
2519 * object.h (class Object): Add is_needed and set_is_needed
2520 methods. Add is_needed_ field. Make bool fields into bitfields.
2521 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2522 defined in a dynamic object and referenced by a regular object,
2523 set is_needed for the dynamic object.
2524 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2525 if the file is marked with as_needed and it is not needed.
2527 2009-11-04 Ian Lance Taylor <iant@google.com>
2530 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2531 tags if data is discarded by linker script.
2532 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2533 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2534 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2535 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2537 2009-11-04 Ian Lance Taylor <iant@google.com>
2539 * layout.cc (Layout::get_output_section): Add is_interp and
2540 is_dynamic_linker_section parameters. Change all callers.
2541 (Layout::choose_output_section): Likewise.
2542 (Layout::make_output_section): Likewise.
2543 (Layout::add_output_section_data): Add is_dynamic_linker_section
2544 parameter. Change all callers.
2545 * layout.h (class Layout): Update declarations.
2546 * output.h (class Output_section): Add is_interp, set_is_interp,
2547 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2548 Add is_interp_, is_dynamic_linker_section_ fields. Change
2549 generate_code_fills_at_write_ to a bitfield.
2550 * output.cc (Output_section::Output_sections): Initialize new
2552 (Output_segment::add_output_section): Add do_sort parameter.
2555 2009-11-03 Ian Lance Taylor <iant@google.com>
2558 * options.h (class General_options): Add --warn-common.
2559 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2560 merging two common symbols.
2561 (Symbol_table::should_override): Handle --warn-common when merging
2562 a common symbol with a defined symbol. Use report_resolve_problem
2563 for multiple definitions.
2564 (Symbol_table::report_resolve_problem): New function.
2565 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2567 2009-11-03 Doug Kwan <dougkwan@google.com>
2569 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2571 (Target_arm::stub_factory): New method definition.
2572 (Target_arm::new_arm_input_section,
2573 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2574 Target_arm::reloc_uses_thumb_bit): New method declarations.
2575 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2576 New type definitions.
2577 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2578 member declarations.
2579 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2580 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2581 New method definitions.
2583 2009-11-03 Ian Lance Taylor <iant@google.com>
2585 * options.h (class General_options): Add --warn_constructors.
2587 2009-11-03 Ian Lance Taylor <iant@google.com>
2590 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2591 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2593 2009-11-03 Ian Lance Taylor <iant@google.com>
2596 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2597 --msgid-bugs-address.
2598 (install-pdf): New target.
2599 (install-data_yes): Look up one directory to find mkinstalldirs.
2601 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2603 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2606 2009-10-30 Doug Kwan <dougkwan@google.com>
2608 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2610 2009-10-30 Doug Kwan <dougkwan@google.com>
2612 * arm.cc (Stub_addend_reader): New struct template definition
2613 and partial specializations.
2614 (Stub_addend_reader::operator()): New method definition for a
2615 partially specialized template.
2617 2009-10-30 Doug Kwan <dougkwan@google.com>
2619 * arm.cc (Arm_relobj::processor_specific_flags): New method
2621 (Arm_relobj::do_read_symbols): New method declaration.
2622 (Arm_relobj::processor_specific_flags_): New data member declaration.
2623 (Arm_dynobj): New class definition.
2624 (Target_arm::do_finalize_sections): Add input_objects parameter.
2625 (Target_arm::do_adjust_elf_header): New method declaration.
2626 (Target_arm::are_eabi_versions_compatible,
2627 (Target_arm::merge_processor_specific_flags): New method declaration.
2628 (Target_arm::do_make_elf_object): New overloaded method definitions
2630 (Arm_relobj::do_read_symbols): New method definition.
2631 (Arm_dynobj::do_read_symbols): Ditto.
2632 (Target_arm::do_finalize_sections): Add input_objects parameters.
2633 Merge processor-specific flags from all input objects.
2634 (Target_arm::are_eabi_versions_compatible,
2635 Target_arm::merge_processor_specific_flags,
2636 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2637 New method definitions.
2638 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2639 Input_objects pointer type parameter.
2640 * layout.cc (Layout::finalize): Pass input objects to target's.
2641 finalize_sections function.
2642 * output.cc (Output_file_header::do_sized_write): Set ELF file
2643 header's processor-specific flags.
2644 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2645 Input_objects pointer type parameter.
2646 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2647 * target.h (Input_objects): New forward class declaration.
2648 (Target::processor_specific_flags,
2649 Target::are_processor_specific_flags_sect): New method definitions.
2650 (Target::finalize_sections): Add input_objects parameter.
2651 (Target::Target): Initialize processor_specific_flags_ and
2652 are_processor_specific_flags_set_.
2653 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2655 (Target::set_processor_specific_flags): New method definition.
2656 (Target::processor_specific_flags_,
2657 Target::are_processor_specific_flags_set_): New data member
2659 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2660 Input_objects pointer type parameter.
2662 2009-10-30 Doug Kwan <dougkwan@google.com>
2664 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2666 2009-10-28 Ian Lance Taylor <iant@google.com>
2668 * object.h (class Relobj): Drop options parameter from
2669 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2670 do_scan_relocs, do_relocate. Change all callers.
2671 (class Sized_relobj): Drop options parameters from
2672 do_gc_process_relocs, do_scan_relocs, do_relocate,
2673 do_relocate_sections, relocate_sections, emit_relocs_scan,
2674 emit_relocs_scan_reltype. Change all callers.
2675 (struct Relocate_info): Remove options field and all references to
2677 * reloc.h (class Read_relocs): Remove options constructor
2678 parameter and options_ field. Change all callers.
2679 (class Gc_process_relocs, class Scan_relocs): Likewise.
2680 (class Relocate_task): Likewise.
2681 * target-reloc.h (scan_relocs): Remove options parameter. Change
2683 (scan_relocatable_relocs): Likewise.
2684 * target.h (class Sized_target): Remove options parameter from
2685 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2687 * gc.h (gc_process_relocs): Remove options parameter. Change all
2689 * arm.cc: Update functions to remove options parameters.
2690 * i386.cc: Likewise.
2691 * powerpc.cc: Likewise.
2692 * sparc.cc: Likewise.
2693 * x86_64.cc: Likewise.
2694 * testsuite/testfile.cc: Likewise.
2696 2009-10-28 Doug Kwan <dougkwan@google.com>
2698 * arm.cc (Arm_relobj): New class definition.
2699 (Arm_relobj::scan_sections_for_stubs,
2700 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2701 New method definitions.
2703 2009-10-28 Cary Coutant <ccoutant@google.com>
2705 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2706 (Plugin::cleanup_done_): New member.
2707 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2708 (Plugin_manager::cleanup_done_): Remove.
2709 (Plugin_manager::add_input_file): Edit error message.
2710 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2711 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2713 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2715 * fileread.cc: (File_read::View::~View): Use the new
2716 data_ownership_ filed.
2717 (File_read::~File_read): Dispose the new whole_file_view_.
2718 (File_read::open): Mmap the whole file if needed.
2719 (File_read::open): Use whole_file_view_ instead of contents_.
2720 (File_read::find_view): Use whole_file_view_ if applicable.
2721 (File_read::do_read): Use whole_file_view_ instead of contents_.
2722 (File_read::make_view): Use whole_file_view_ instead of contents_,
2723 update File_read::View::View call.
2724 (File_read::find_or_make_view): Update File_read::View::View
2726 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2728 (File_read::View::Data_ownership): New enum.
2729 (File_read::View::View): Replace bool mapped_ with Data_ownership
2731 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2732 (File_read::View::data_ownership_): New field.
2733 (File_read::contents_): Remove (replaced by whole_file_view_).
2734 (File_read::whole_file_view_): New field.
2735 * options.h (class General_options): Add --keep-files-mapped.
2737 2009-10-27 Cary Coutant <ccoutant@google.com>
2739 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2740 * testsuite/Makefile.am (plugin_test_5): New test case.
2741 * testsuite/Makefile.in: Regenerate.
2743 2009-10-25 Doug Kwan <dougkwan@google.com>
2745 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2746 from private to protected to allow access by child class.
2747 (Sized_relobj::do_relocate_sections): New method declaration.
2748 (Sized_relobj::relocate_sections): Virtualize.
2749 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2750 Sized_relobj::relocate_sections. Instantiate template explicitly
2751 for different target sizes and endianity.
2753 2009-10-24 Doug Kwan <dougkwan@google.com>
2755 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2756 (Arm_input_section::as_arm_input_section): New method.
2757 (Arm_output_section): New class definition.
2758 (Arm_output_section::create_stub_group,
2759 Arm_output_section::group_sections): New method definitions.
2761 2009-10-22 Doug Kwan <dougkwan@google.com>
2763 * arm.cc (Arm_input_section): New class definition.
2764 (Arm_input_section::init, Arm_input_section:do_write,
2765 Arm_input_section::set_final_data_size,
2766 Arm_input_section::do_reset_address_and_file_offset): New method
2769 2009-10-21 Doug Kwan <dougkwan@google.com>
2771 * arm.cc (Stub_table, Arm_input_section): New forward class
2773 (Stub_table): New class defintion.
2774 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2775 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2776 New method definition.
2778 2009-10-21 Doug Kwan <dougkwan@google.com>
2780 * arm.cc: Update copyright comments.
2781 (Target_arm): New forward class template declaration.
2782 (Arm_address): New type.
2783 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2784 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2785 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2787 (Insn_template): Same.
2788 (DEF_STUBS): New macro.
2789 (Stub_type): New enum type.
2790 (Stub_template): New class definition.
2793 (Stub_factory): Same.
2794 (Target_arm::Target_arm): Initialize may_use_blx_ and
2795 should_force_pic_veneer_.
2796 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2797 Target_arm::should_force_pic_veneer,
2798 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2799 Target_arm::using_thumb_only, Target_arm:;default_target): New
2801 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2802 New data member declarations.
2803 (Insn_template::size, Insn_template::alignment): New method defintions.
2804 (Stub_template::Stub_template): New method definition.
2805 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2806 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2807 (Stub_factory::Stub_factory): New method definition.
2808 * gold.h (string_hash): New template.
2809 * output.h (Input_section_specifier::hash_value): Use
2811 (Input_section_specifier::string_hash): Remove.
2812 * stringpool.cc (Stringpool_template::string_hash): Use
2815 2009-10-20 Doug Kwan <dougkwan@google.com>
2817 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2818 symbols of relaxed input sections.
2819 * output.h (Output_section::find_relaxed_input_section): Make
2822 2009-10-16 Doug Kwan <dougkwan@google.com>
2824 * dynobj.cc (Versions::Versions): Initialize version_script_.
2825 Only insert base version symbol definition for a shared object
2826 if version script defines any version versions.
2827 (Versions::define_base_version): New method definition.
2828 (Versions::add_def): Check that base version is not needed.
2829 (Versions::add_need): Define base version lazily.
2830 * dynobj.h (Versions::define_base_version): New method declaration.
2831 (Versions::needs_base_version_): New data member declaration.
2832 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2833 (check_DATA): Add no_version_test.stdout.
2834 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2836 * testsuite/Makefile.in: Regenerate.
2837 * testsuite/no_version_test.c: New file.
2838 * testsuite/no_version_test.sh: Ditto.
2840 2009-10-16 Doug Kwan <dougkwan@google.com>
2842 * expression.cc (class Segment_start_expression): New class definition.
2843 (Segment_start_expression::value): New method definition.
2844 (script_exp_function_segment_start): Return a new
2845 Segment_start_expression.
2846 * gold/script-c.h (script_saw_segment_start_expression): New function
2848 * script-sections.cc (Script_sections::Script_sections): Initialize
2849 SAW_SEGMENT_START_EXPRESSION_ to false.
2850 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2851 and -Tbbs options to specify section addresses if given in
2852 command line and no SEGMENT_START expression is seen in a script.
2853 * script-sections.h (Script_sections::saw_segment_start_expression,
2854 Script_sections::set_saw_segment_start_expression): New method
2856 (Script_sections::saw_segment_start_expression_): New data member
2858 * script.cc (script_saw_segment_start_expression): New function.
2859 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2860 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2861 script_test_7.sh and script_test_8.sh.
2862 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2863 script_test_8.stdout.
2864 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2865 (script_test_6, script_test_6.stdout, script_test_7,
2866 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2867 * Makefile.in: Regenerate.
2868 * testsuite/script_test_6.sh: New file.
2869 * testsuite/script_test_6.t: Same.
2870 * testsuite/script_test_7.sh: Same.
2871 * testsuite/script_test_7.t: Same.
2872 * testsuite/script_test_8.sh: Same.
2874 2009-10-16 Doug Kwan <dougkwan@google.com>
2876 * output.cc (Output_segment::set_section_list_address): Cast
2877 expressions to unsigned long long type to avoid format warnings.
2879 2009-10-15 Ian Lance Taylor <iant@google.com>
2881 * script.cc (Script_options::add_symbol_assignment): Always add a
2882 dot assignment to script_sections_.
2883 * script-sections.cc (Script_sections::add_dot_assignment):
2884 Initialize if necessary.
2886 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2887 program headers with no load segment if there is a linker script.
2889 * layout.cc (Layout::set_segment_offsets): Align the file offset
2890 to the segment aligment for -N or -n with no load segment.
2891 * output.cc (Output_segment::add_output_section): Don't crash if
2892 the first section is a TLS section.
2893 (Output_segment::set_section_list_addresses): Print an error
2894 message if the address moves backward in a linker script.
2895 * script-sections.cc
2896 (Output_section_element_input::set_section_addresses): Don't
2897 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2898 (Orphan_output_section::set_section_addresses): Likewise.
2900 2009-10-15 Doug Kwan <dougkwan@google.com>
2902 * layout.cc (Layout::finish_dynamic_section): Generate tags
2903 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2904 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2905 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2907 2009-10-14 Ian Lance Taylor <iant@google.com>
2909 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2911 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2912 data_shdr fields of relinfo.
2913 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2914 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2915 R_386_TLS_LDO_32, adjust based on section flags.
2916 (Target_i386::Relocate::fix_up_ldo): Remove.
2918 2009-10-13 Ian Lance Taylor <iant@google.com>
2920 Add support for -pie.
2921 * options.h (class General_options): Add -pie and
2923 (General_options::output_is_position_independent): Test -pie.
2924 (General_options::output_is_executable): Return true if not shared
2925 and not relocatable.
2926 (General_options::output_is_pie): Remove.
2927 * options.cc (General_options::finalize): Reject incompatible uses
2929 * gold.cc (queue_middle_tasks): A -pie link is not static.
2930 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2931 * symtab.cc (Symbol::final_value_is_known): Return false if
2932 output_is_position_independent.
2933 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2934 output_is_position_independent.
2935 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2936 output_is_position_independent.
2937 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2938 output_is_position_independent.
2939 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2941 (basic_pie_test.o, basic_pie_test): New targets.
2942 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2943 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2944 (two_file_pie_test): New target.
2945 * testsuite/Makefile.in: Rebuild.
2946 * README: Remove note saying that -pie is not supported.
2948 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2950 * options.h (class General_options): Add -init and -fini.
2951 * layout.cc (Layout::finish_dynamic_section): Emit
2952 given init and fini functions.
2954 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2956 * gc.h (gc_process_relocs): Check if icf is enabled using new
2958 * gold.cc (queue_initial_tasks): Likewise.
2959 (queue_middle_tasks): Likewise.
2960 * object.cc (do_layout): Likewise.
2961 * symtab.cc (is_section_folded): Likewise.
2962 * main.cc (main): Likewise.
2963 * reloc.cc (Read_relocs::run): Likewise.
2964 (Sized_relobj::do_scan_relocs): Likewise.
2965 * icf.cc (is_function_ctor_or_dtor): New function.
2966 (Icf::find_identical_sections): Check if function is ctor or dtor when
2968 * options.h (General_options::icf): Change option to be an enum.
2969 (Icf_status): New enum.
2970 (icf_enabled): New method.
2971 (icf_safe_folding): New method.
2972 (set_icf_status): New method.
2973 (icf_status_): New variable.
2974 * (options.cc) (General_options::finalize): Set icf_status_.
2975 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2976 icf_test and icf_keep_unique_test to use the --icf enum flag.
2977 * testsuite/icf_safe_test.sh: New file.
2978 * testsuite/icf_safe_test.cc: New file.
2980 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2982 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2983 includes to gc.h and icf.h.
2984 * arm.cc: Include gc.h.
2985 * gold.cc: Likewise.
2986 * i386.cc: Likewise.
2987 * powerpc.cc: Likewise.
2988 * sparc.cc: Likewise.
2989 * x86_64.cc: Likewise.
2990 * gc.h: Include icf.h.
2992 2009-10-11 Ian Lance Taylor <iant@google.com>
2994 * plugin.cc: Include "gold.h" before other header files.
2996 2009-10-10 Chris Demetriou <cgd@google.com>
2998 * options.h (Input_file_argument::Input_file_type): New enum.
2999 (Input_file_argument::is_lib_): Replace with...
3000 (Input_file_argument::type_): New member.
3001 (Input_file_argument::Input_file_argument): Take Input_file_type
3002 'type' rather than boolean 'is_lib' as second argument.
3003 (Input_file_argument::is_lib): Use type_.
3004 (Input_file_argument::is_searched_file): New function.
3005 (Input_file_argument::may_need_search): Handle is_searched_file.
3006 * options.cc (General_options::parse_library): Support -l:filename.
3007 (General_options::parse_just_symbols): Update for Input_file_argument
3009 (Command_line::process): Likewise.
3010 * archive.cc (Archive::get_file_and_offset): Likewise.
3011 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3012 * script.cc (read_script_file, script_add_file): Likewise.
3013 * fileread.cc (Input_file::Input_file): Likewise.
3014 (Input_file::will_search_for): Handle is_searched_file.
3015 (Input_file::open): Likewise.
3016 * readsyms.cc (Read_symbols::get_name): Likewise.
3017 * testsuite/Makefile.am (searched_file_test): New test.
3018 * testsuite/Makefile.in: Regenerate.
3019 * testsuite/searched_file_test.cc: New file.
3020 * testsuite/searched_file_test_lib.cc: New file.
3022 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3023 Ian Lance Taylor <iant@google.com>
3025 * descriptor.cc: Include <cstdio> and "binary-io.h".
3026 (Descriptors::open): Open the files in binary mode always.
3027 * script.cc (Lex::get_token): Treat \r as whitespace.
3029 2009-10-09 Ian Lance Taylor <iant@google.com>
3031 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3033 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3034 Ian Lance Taylor <iant@google.com>
3036 * configure.ac: Check for readv function also.
3037 * fileread.cc (readv): Define if not HAVE_READV.
3038 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3040 * config.in: Regenerate.
3041 * configure: Regenerate.
3043 2009-10-09 Doug Kwan <dougkwan@google.com>
3045 * layout.cc (Layout::make_output_section): Call target hook to make
3046 ordinary output section.
3047 (Layout::finalize): Adjust parameter list of call the
3048 Target::may_relax().
3049 * layout.h (class Layout::section_list): New method.
3050 * merge.h (Output_merge_base::entsize): Change visibility to public.
3051 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3053 (Output_merge_string::do_is_string): New method.
3054 * object.cc (Sized_relobj::do_setup): renamed from
3055 Sized_relobj::set_up.
3056 * object.h (Sized_relobj::adjust_shndx,
3057 Sized_relobj::initializ_input_to_output_maps,
3058 Sized_relobj::free_input_to_output_maps): Change visibilities to
3060 (Sized_relobj::setup): Virtualize.
3061 (Sized_relobj::do_setup): New method declaration.
3062 (Sized_relobj::invalidate_section_offset,
3063 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3064 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3065 * options.cc (parse_int): New function.
3066 * options.h (parse_int): New declaration.
3067 (DEFINE_int): New macro.
3068 (stub_group_size): New option.
3069 * output.cc (Output_section::Output_section): Initialize memebers
3070 merge_section_map_, merge_section_by_properties_map_,
3071 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3072 (Output_section::add_input_section): Handled deferred code-fill
3073 generation and remove an old comment.
3074 (Output_section::add_relaxed_input_section): New method definition.
3075 (Output_section::add_merge_input_section): Use merge section by
3076 properties map to speed to search. Update merge section maps
3078 (Output_section::build_relaxation_map): New method definition.
3079 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3081 (Output_section::relax_input_section): Renamed to
3082 Output_section::convert_input_sections_to_relaxed_sections and change
3083 interface to take a vector of pointers to relaxed sections.
3084 (Output_section::find_merge_section,
3085 Output_section::find_relaxed_input_section): New method definitions.
3086 (Output_section::is_input_address_mapped,
3087 Output_section::output_offset, Output_section::output_address):
3088 Use output section data maps to speed up searching.
3089 (Output_section::find_starting_output_address): Add comments.
3090 (Output_section::do_write,
3091 Output_section::write_to_postprocessing_buffer): Do code-fill
3092 generation as appropriate.
3093 (Output_section::get_input_sections): Invalidate relaxed input section
3095 (Output_section::restore_states): Adjust type of checkpoint .
3096 Invalidate relaxed input section map.
3097 * output.h (Output_merge_base): New class declaration.
3098 (Input_section_specifier): New class defintion.
3099 (class Output_relaxed_input_section) Change base class to
3100 Output_section_data_build.
3101 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3102 base class initializer.
3103 (Output_section::add_relaxed_input_section): New method declaration.
3104 (Output_section::Input_section): Change visibility to protected.
3105 (Output_section::Input_section::relobj,
3106 Output_section::Input_section::shndx): Handle relaxed input sections.
3107 Output_section::input_sections) Change visibility to protected. Also
3108 define overload to return a non-const pointer.
3109 (Output_section::Merge_section_properties): New class defintion.
3110 (Output_section::Merge_section_by_properties_map,
3111 Output_section::Output_section_data_by_input_section_map,
3112 Output_section::Relaxation_map): New types.
3113 (Output_section::relax_input_section): Rename method to
3114 Output_section::convert_input_sections_to_relaxed_sections and change
3115 interface to take a vector of relaxed section pointers.
3116 (Output_section::find_merge_section,
3117 Output_section::find_relaxed_input_section,
3118 Output_section::build_relaxation_map,
3119 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3120 New method declarations.
3121 (Output_section::merge_section_map_
3122 Output_section::merge_section_by_properties_map_,
3123 Output_section::relaxed_input_section_map_,
3124 Output_section::is_relaxed_input_section_map_valid_,
3125 Output_section::generate_code_fills_at_write_): New data members.
3126 * script-sections.cc
3127 (Output_section_element_input::set_section_addresses): Call
3128 current_data_size and addralign methods of relaxed input sections.
3129 (Orphan_output_section::set_section_addresses): Call current_data_size
3130 and addralign methods of relaxed input sections.
3131 * symtab.cc (Symbol_table::compute_final_value): Extract template
3132 from the body of Symbol_table::sized_finalize_symbol.
3133 (Symbol_table::sized_finalized_symbol): Call
3134 Symbol_table::compute_final_value.
3135 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3136 (Symbol_table::compute_final_value): New templated method declaration.
3137 * target.cc (Target::do_make_output_section): New method defintion.
3138 * target.h (Target::make_output_section): New method declaration.
3139 (Target::relax): Add more parameters for input objects, symbol table
3140 and layout. Adjust call to do_relax.
3141 (Target::do_make_output_section): New method declaration.
3142 (Target::do_relax): Add parameters for input objects, symbol table
3145 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3147 * pread.c: Include stdio.h.
3149 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3151 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3154 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3156 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3157 Change read_shndx type to unsigned int.
3158 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3160 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3161 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3162 Change read_shndx type to unsigned int.
3163 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3165 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3166 * layout.cc (Layout::create_symtab_sections): Cast the result of
3167 local_symcount * symsize to off_t in the gold_assert.
3169 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3171 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3172 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3174 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3175 (Arm_relocate_functions::thm_abs5): New function.
3176 (Arm_relocate_functions::abs12): New function.
3177 (Arm_relocate_functions::abs16): New function.
3178 (Arm_relocate_functions::base_abs): New function.
3179 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3180 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3181 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3183 (Scan::global): Likewise.
3184 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3185 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3186 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3187 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3190 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3192 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3193 (Arm_relocate_functions::movt_prel): New function.
3194 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3195 (Arm_relocate_functions::thm_movt_prel): New function.
3196 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3197 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3198 (Scan::global, Relocate::relocate): Likewise.
3199 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3201 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3203 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3204 Incremental_checker.
3205 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3207 (class Incremental_inputs_header): New class.
3208 (Incremental_inputs_header_writer): Edit comment.
3209 (Incremental_inputs_entry): New class.
3210 (Incremental_inputs_entry_writer): Edit comment.
3211 (Sized_incremental_binary::do_find_incremental_inputs_section):
3212 Add *strtab_shndx parameter, fill it.
3213 (Sized_incremental_binary::do_check_inputs): New method.
3214 (Incremental_checker::can_incrementally_link_output_file): Use
3215 Sized_incremental_binary::check_inputs.
3216 (Incremental_inputs::report_command_line): Save command line in
3219 (Incremental_binary::find_incremental_inputs_section): New
3221 (Incremental_binary::do_find_incremental_inputs_section): Add
3222 strtab_shndx parameter.
3223 (Incremental_binary::do_check_inputs): New pure virtual method.
3224 (Sized_incremental_binary::do_check_inputs): Declare.
3225 (Incremental_checker::Incremental_checker): Add incremental_inputs
3226 parameter, use it to initialize incremental_inputs_.
3227 (Incremental_checker::incremental_inputs_): New field.
3228 (Incremental_checker::command_line): New method.
3229 (Incremental_checker::inputs): New method.
3230 (Incremental_checker::command_line_): New field.
3232 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3234 * incremental.cc: Include <cstdarg> and "target-select.h".
3235 (vexplain_no_incremental): New function.
3236 (explain_no_incremental): New function.
3237 (Incremental_binary::error): New method.
3238 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3240 (make_sized_incremental_binary): New function.
3241 (open_incremental_binary): New function.
3242 (can_incrementally_link_file): Add checks if output is ELF and has
3244 * incremental.h: Include "elfcpp_file.h" and "output.h".
3245 (Incremental_binary): New class.
3246 (Sized_incremental_binary): New class.
3247 (open_incremental_binary): Declare.
3248 * object.cc (is_elf_object): Use
3249 elfcpp::Elf_recognizer::is_elf_file.
3250 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3251 * output.h (Output_file::filesize): New method.
3253 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3255 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3257 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3258 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3260 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3262 (Arm_relocate_functions::movw_abs_nc): New function.
3263 (Arm_relocate_functions::movt_abs): New function.
3264 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3265 (Arm_relocate_functions::thm_movt_abs): New function.
3266 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3267 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3268 (Scan::global): Likewise.
3269 (Relocate::relocate): Likewise.
3270 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3272 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3274 * arm.cc (Arm_relocate_functions::got_prel) New function.
3275 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3276 (Relocate::relocate): Likewise.
3277 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3279 2009-10-06 Ian Lance Taylor <iant@google.com>
3281 * options.h (class General_options): Define
3282 split_stack_adjust_size parameter.
3283 * object.h (class Object): Add uses_split_stack_ and
3284 has_no_split_stack_ fields. Add uses_split_stack and
3285 has_no_split_stack accessor functions. Declare
3286 handle_split_stack_section.
3287 (class Reloc_symbol_changes): Define.
3288 (class Sized_relobj): Define Function_offsets. Declare
3289 split_stack_adjust, split_stack_adjust_reltype, and
3291 * object.cc (Object::handle_split_stack_section): New function.
3292 (Sized_relobj::do_layout): Call handle_split_stack_section.
3293 * dynobj.cc (Sized_dynobj::do_layout): Call
3294 handle_split_stack_section.
3295 * reloc.cc (Sized_relobj::relocate_sections): Call
3296 split_stack_adjust for executable sections in split_stack
3297 objects. Pass reloc_map to relocate_section.
3298 (Sized_relobj::split_stack_adjust): New function.
3299 (Sized_relobj::split_stack_adjust_reltype): New function.
3300 (Sized_relobj::find_functions): New function.
3301 * target-reloc.h: Include "object.h".
3302 (relocate_section): Add reloc_symbol_changes parameter. Change
3304 * target.h (class Target): Add calls_non_split method. Declare
3305 do_calls_non_split virtual method. Declare match_view and
3307 * target.cc: Include "elfcpp.h".
3308 (Target::do_calls_non_split): New function.
3309 (Target::match_view): New function.
3310 (Target::set_view_to_nop): New function.
3311 * gold.cc (queue_middle_tasks): Give an error if mixing
3312 split-stack and non-split-stack objects with -r.
3313 * i386.cc (Target_i386::relocate_section): Add
3314 reloc_symbol_changes parameter.
3315 (Target_i386::do_calls_non_split): New function.
3316 * x86_64.cc (Target_x86_64::relocate_section): Add
3317 reloc_symbol_changes parameter.
3318 (Target_x86_64::do_calls_non_split): New function.
3319 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3321 * powerpc.cc (Target_powerpc::relocate_section): Add
3322 reloc_symbol_changes parameter.
3323 * sparc.cc (Target_sparc::relocate_section): Add
3324 reloc_symbol_changes parameter.
3325 * configure.ac: Call AM_CONDITIONAL for the default target.
3326 * configure: Rebuild.
3327 * testsuite/Makefile.am (TEST_AS): New variable.
3328 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3329 (check_DATA): Add split_i386 and split_x86_64 files.
3330 (SPLIT_DEFSYMS): Define.
3331 (split_i386_[1234n].o): New targets.
3332 (split_i386_[124]): New targets.
3333 (split_i386_[1234r].stdout): New targets.
3334 (split_x86_64_[1234n].o): New targets.
3335 (split_x86_64_[124]): New targets.
3336 (split_x86_64_[1234r].stdout): New targets.
3337 (MOSTLYCLEANFILES): Add new executables.
3338 * testsuite/split_i386.sh: New file.
3339 * testsuite/split_x86_64.sh: New file.
3340 * testsuite/split_i386_1.s: New file.
3341 * testsuite/split_i386_2.s: New file.
3342 * testsuite/split_i386_3.s: New file.
3343 * testsuite/split_i386_4.s: New file.
3344 * testsuite/split_i386_n.s: New file.
3345 * testsuite/split_x86_64_1.s: New file.
3346 * testsuite/split_x86_64_2.s: New file.
3347 * testsuite/split_x86_64_3.s: New file.
3348 * testsuite/split_x86_64_4.s: New file.
3349 * testsuite/split_x86_64_n.s: New file.
3350 * testsuite/testfile.cc (Target_test): Update relocation_section
3352 * testsuite/Makefile.in: Rebuild.
3354 2009-10-06 Ian Lance Taylor <iant@google.com>
3356 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3357 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3358 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3359 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3360 the address on ldo_addrs_.
3361 (Target_i386::Relocate::fix_up_ldo): New function.
3363 2009-10-06 Rafael Espindola <espindola@google.com>
3365 * plugin.cc (add_input_library): New.
3366 (Plugin::load): Add add_input_library to tv.
3367 (Plugin_manager::add_input_file): Add the is_lib argument.
3368 (add_input_file): Update call to Plugin_manager::add_input_file.
3369 (add_input_library): New.
3370 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3372 2009-09-30 Doug Kwan <dougkwan@google.com>
3374 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3375 symbol and call Symbol::may_need_copy_reloc to determine if
3376 a copy reloc is needed.
3377 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3378 nocopyreloc is given in command line.
3379 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3380 given in command line.
3381 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3382 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3383 of the removed Target_i386::may_need_copy_reloc.
3384 * options.h (copyreloc): New option with default value false.
3385 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3386 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3387 instead of the removed Target_powerpc::may_need_copy_reloc.
3388 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3389 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3390 instead of the removed Target_sparc::may_need_copy_reloc.
3391 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3392 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3393 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3394 instead of the removed Target_x86_64::may_need_copy_reloc.
3396 2009-09-30 Ian Lance Taylor <iant@google.com>
3398 * object.h (class Object): Remove target_ field, and target,
3399 sized_target, and set_target methods.
3400 (Object::sized_target): Remove.
3401 (class Sized_relobj): Update declarations. Remove sized_target.
3402 * object.cc (Sized_relobj::setup): Remove target parameter.
3404 (Input_objects::add_object): Don't do anything with the target.
3405 (make_elf_sized_object): Add punconfigured parameter. Change all
3406 callers. Set or test parameter target.
3407 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3409 * parameters.cc (Parameters::set_target): Change parameter type to
3411 (Parameters::default_target): Remove.
3412 (set_parameters_target): Change parameter type to be non-const.
3413 (parameters_force_valid_target): New function.
3414 (parameters_clear_target): New function.
3415 * parameters.h (class Parameters): Update declarations. Remove
3416 default_target method. Add sized_target and clear_target
3417 methods. Change target_ to be non-const.
3418 (set_parameters_target): Update declaration.
3419 (parameters_force_valid_target): Declare.
3420 (parameters_clear_target): Declare.
3421 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3422 as NULL if we aren't searching.
3423 (Add_symbols::run): Don't check for compatible target.
3424 * fileread.cc (Input_file::open_binary): Call
3425 parameters_force_valid_target.
3426 * gold.cc (queue_middle_tasks): Likewise.
3427 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3428 set_target on object.
3429 * dynobj.h (class Sized_dynobj): Update declarations.
3430 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3431 make_elf_object returns NULL.
3432 (Archive::include_member): Don't check whether object target is
3434 * output.cc (Output_section::add_input_section): Get target from
3436 (Output_section::relax_input_section): Likewise.
3437 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3439 (Sized_relobj::do_scan_relocs): Likewise.
3440 (Sized_relobj::relocate_sections): Likewise.
3441 * resolve.cc (Symbol_table::resolve): Likewise.
3442 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3443 parameter. Change all callers.
3444 (Symbol_table::add_from_object): Get target from parameters.
3445 (Symbol_table::add_from_relobj): Don't check object target.
3446 (Symbol_table::add_from_dynobj): Likewise.
3447 (Symbol_table::define_special_symbol): Get target from
3449 * symtab.h (class Symbol_table): Update declaration.
3450 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3451 parameter. Change all callers. Clear parameter target.
3452 (Binary_test): Test target here.
3453 * testsuite/object_unittest.cc (gold_testsuite): Remove
3454 target_test_pointer parameter. Change all callers.
3455 (Object_test): Test target here.
3457 2009-09-26 Ian Lance Taylor <iant@google.com>
3459 * testsuite/initpri1.c: Don't try to use constructor priorities if
3460 compiling with gcc before 4.3.
3462 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3464 * testsuite/retain_symbols_file_test.sh (check_present): Change
3465 output file name to retain_symbols_file_test.stdout.
3466 (check_absent): Likewise.
3468 2009-09-18 Craig Silverstein <csilvers@google.com>
3470 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3471 * options.cc: Include <cerrno> and <fstream>.
3472 (General_options::finalize): Parse -retain-symbols-file tag.
3473 * options.h: New flag.
3474 (General_options): New method should_retain_symbol, new
3475 variable symbols_to_retain.
3476 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3477 should_retain_symbol map.
3478 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3479 * testsuite/Makefile.in: Regenerate.
3480 * testsuite/retain_symbols_file_test.sh: New file.
3482 2009-09-18 Nick Clifton <nickc@redhat.com>
3484 * po/es.po: Updated Spanish translation.
3486 2009-09-17 Doug Kwan <dougkwan@google.com>
3488 * debug.h (DEBUG_RELAXATION): New constant.
3489 (DEBUG_ALL): Add DEBUG_RELAXATION.
3490 (debug_string_to_enum): Add relaxation debug option.
3492 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3493 Layout::Relaxation_debug_check::read_sections,
3494 Layout::Relaxation_debug_check::read_sections): New method definitions.
3495 (Layout::Layout): Initialize data members
3496 record_output_section_data_from_scrips_,
3497 script_output_section_data_list_ and relaxation_debug_check_.
3498 (Layout::save_segments, Layout::restore_segments,
3499 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3500 Layout::relaxation_loop_body): New method definitions.
3501 (Layout::finalize): Support relaxation. Move section layout code to
3502 Layout::relaxation_loop_body.
3503 (Layout::set_asection_address_from_script): Move code for orphan
3504 section placement out.
3505 (Layout::place_orphan_sections_in_script): New method definition.
3506 * layout.h (Output_segment_headers, Output_file_header):
3507 New forward class declarations.
3508 (Layout::~Layout): Define.
3509 (Layout::new_output_section_data_from_script): New method definition.
3510 (Layout::place_orphan_sections_in_script): New method declaration.
3511 (Layout::Segment_states): New type declaration.
3512 (Layout::save_segments, Layout::restore_segments,
3513 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3514 Layout::relaxation_loop_body): New method declarations.
3515 (Layout::Output_section_data_list): New type declaration.
3516 (Layout::Relaxation_debug_check): New class definition.
3517 (Layout::record_output_section_data_from_script_,
3518 Layout::script_output_section_data_list_, Layout::segment_states_,
3519 Layout::relaxation_debug_check_): New data members.
3520 * output.cc: (Output_section_headers::do_size): New method definition.
3521 (Output_section_headers::Output_section_headers): Move size
3522 computation to Output_section_headers::do_size.
3523 (Output_segment_headers::do_size): New method definition.
3524 (Output_file_header::Output_file_header): Move size computation to
3525 Output_file_header::do_size and call it.
3526 (Output_file_header::do_size): New method definition.
3527 (Output_data_group::Output_data_group): Adjust call to
3528 Output_section_data.
3529 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3530 (Output_symtab_xindex::do_write): Add array bound check.
3531 (Output_section::Input_section::print_to_mapfile): Handle
3532 RELAXED_INPUT_SECTION_CODE.
3533 (Output_section::Output_section): Initialize data member checkpoint_.
3534 (Output_section::~Output_section): Delete checkpoint object pointed
3536 (Output_section::add_input_section): Always add an Input_section if
3538 (Output_section::add_merge_input_section): Add assert.
3539 (Output_section::relax_input_section): New method definition.
3540 (Output_section::set_final_data_size): Set load address to zero for
3541 an unallocated section.
3542 (Output_section::do_address_and_file_offset_have_reset_values):
3543 New method definition.
3544 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3545 Handle relaxed input section.
3546 (Output_section::sort_attached_input_sections): Checkpoint input
3547 section list lazily.
3548 (Output_section::get_input_sections): Change type of input_sections to
3549 list of Simple_input_section pointers. Checkpoint input section list
3550 lazily. Also handle relaxed input sections.
3551 (Output_section::add_input_section_for_script): Take a reference to
3552 a Simple_input_section object instead of Relobj pointer and section
3553 index as parameter. Handle relaxed input sections.
3554 (Output_section::save_states, Output_section::restore_states): New
3556 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3557 (Output_data::is_data_size_fixed): New method definition.
3558 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3560 (Output_data::address_and_file_offset_have_reset_values): New method
3562 (Output_data::do_address_and_file_offset_have_reset_values): New method
3564 (Output_data::set_data_size): Check that data size is not fixed.
3565 (Output_data::fix_data_size): New method definition.
3566 (Output_data::is_data_size_fixed_): New data member.
3567 (Output_section_headers::set_final_data_size): New method definition.
3568 (Output_section_headers::do_size): New method declaration.
3569 (Output_segment_headers::set_final_data_size): New method definition.
3570 (Output_segment_headers::do_size): New method declaration.
3571 (Output_file_header::set_final_data_size)::New method definition.
3572 (Output_file_header::do_size)::New method declaration.
3573 (Output_section_data::Output_section_data): Add new parameter
3574 is_data_size_fixed and use it to fix data size.
3575 (Output_data_const::Output_data_const): Adjust call to base class
3576 constructor and fix data size.
3577 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3578 base class constructor and fix data size.
3579 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3580 base class constructor and fix data size.
3581 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3582 class constructor and fix data size.
3583 (Output_data_group::set_final_data_size): New method definition.
3584 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3585 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3586 class constructor and fix data size.
3587 (Output_relaxed_input_section): New class definition.
3588 (Output_section::Simple_input_section): New class definition.
3589 (Output_section::get_input_sections): Adjust parameter list.
3590 (Output_section::add_input_section_for_script): Same.
3591 (Output_section::save_states, Output_section::restore_states,
3592 Output_section::do_address_and_file_offset_have_reset_values,
3593 (Output_section::Input_section::Input_section): Handle
3594 RELAXED_INPUT_SECTION_CODE. Add new overload for
3595 Output_relaxed_input_section.
3596 (Output_section::Input_section::is_input_section,
3597 Output_section::Input_section::set_output_section): Handle relaxed
3599 (Output_section::Input_section::is_relaxed_input_section,
3600 Output_section::Input_section::output_section_data,
3601 Output_section::Input_section::relaxed_input_section): New method
3603 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3605 (Output_section::Input_section::u1_): Update comments.
3606 (Output_section::Input_section::u2_): Add new union member poris.
3607 (Output_section::Checkpoint_output_section): New classs definition.
3608 (Output_section::relax_input_section): New method declaration.
3609 (Output_section::checkpoint_): New data member.
3610 (Output_segment): Update comments.
3611 (Output_segment::Output_segment): Un-privatize copy constructor.
3612 (Output_segment::operator=): Un-privatize.
3613 * script-sections.cc (Output_section_element::Input_section_list):
3614 Change element type to Output_section::Simple_input_section.
3615 (Output_section_element_dot_assignment::set_section_addresses):
3616 Register output section data for relaxation clean up.
3617 (Output_data_exression::Output_data_expression): Adjust call to base
3618 constructor to fix data size.
3619 (Output_section_element_data::set_section_addresses): Register
3620 Output_data_expression object for relaxation clean up.
3621 (struct Input_section_info): Replace Relobj pointer and section index
3622 pair with Output_section::Simple_input_section and Convert struct to a
3624 (Input_section_sorter::operator()): Adjust access to
3625 Input_section_info data member to use accessors.
3626 (Output_section_element_input::set_section_addresses): Use layout
3627 parameter. Adjust code to use Output_section::Simple_input_section
3628 and Input_secction_info classes. Register filler for relaxation
3630 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3631 and section index pair with Output_section::Simple_input_section
3632 class. Adjust code accordingly.
3633 (Phdrs_element::release_segment): New method definition.
3634 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3636 (Script_sections::release_segments): New method definition.
3637 * gold/script-sections.h (Script_sections::release_segments): New
3639 * gold/target.h (Target::may_relax, Target::relax,
3640 Target::do_may_relax, Target::do_relax): New method definitions.
3642 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3644 * arm.cc (has_signed_unsigned_overflow): New function.
3645 (Arm_relocate_functions::abs8): New function.
3646 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3647 (Target_arm::Scan::global): Likewise.
3648 (Target_arm::relocate::relocate): Likewise.
3649 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3652 2009-09-16 Cary Coutant <ccoutant@google.com>
3654 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3655 * testsuite/Makefile.in: Regenerate.
3657 2009-09-11 Nick Clifton <nickc@redhat.com>
3659 * po/gold.pot: Updated by the Translation project.
3661 2009-09-08 Cary Coutant <ccoutant@google.com>
3663 * output.cc (Output_file::open): Add execute permission to empty file.
3664 * testsuite/Makefile.am (permission_test): New test.
3665 * testsuite/Makefile.in: Regenerate.
3667 2009-09-02 Ian Lance Taylor <iant@google.com>
3669 * output.cc (Output_file::resize): Call map_no_anonymous rather
3672 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3674 * gold.cc: Include "incremental.h".
3675 (queue_initial_tasks): Call Incremental_checker methods.
3676 * incremental.cc: Include "output.h".
3677 (Incremental_checker::can_incrementally_link_output_file): New
3679 * incremental.h (Incremental_checker): New class.
3681 * output.cc (Output_file::open_for_modification): New method.
3682 (Output_file::map_anonymous): Changed return type to bool. Record
3684 (Output_file::map_no_anonymous): New method, broken out of map.
3685 (Output_file::map): Use map_no_anonymous and map_anonymous.
3686 * output.h (class Output_file): Update declarations.
3688 2009-08-24 Cary Coutant <ccoutant@google.com>
3690 * options.h (Command_line::Pre_options): New class.
3691 (Command_line::pre_options): New member.
3692 * options.cc (gold::options::ready_to_register): New variable.
3693 (One_option::register_option): Do nothing if not registering options.
3694 Assert if same short option registered twice.
3695 (General_options::General_options): Turn off option registration when
3697 (Command_line::Pre_options::Pre_options): New constructor.
3699 2009-08-24 Cary Coutant <ccoutant@google.com>
3701 * options.h (General_options::no_keep_memory): Remove incorrect
3704 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3706 * Makefile.am (am__skiplex, am__skipyacc): New.
3707 * Makefile.in: Regenerate.
3709 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3711 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3712 (INCLUDES): ... this.
3713 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3714 (AM_CPPFLAGS): Renamed from ...
3715 (INCLUDE): ... this.
3716 * Makefile.in, testsuite/Makefile.in: Regenerate.
3718 * Makefile.in: Regenerate.
3719 * aclocal.m4: Likewise.
3720 * config.in: Likewise.
3721 * configure: Likewise.
3722 * testsuite/Makefile.in: Likewise.
3724 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3725 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3726 * Makefile.in: Regenerate.
3727 * testsuite/Makefile.in: Regenerate.
3729 2009-08-19 Cary Coutant <ccoutant@google.com>
3731 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3732 symbols in shared libraries overridden by hidden or internal symbols
3733 in the main program.
3735 2009-08-19 Chris Demetriou <cgd@google.com>
3737 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3738 checking source file names in error messages.
3740 2009-08-18 Doug Kwan <dougkwan@google.com>
3742 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3743 an elcpp::Ehdr as parameter. Adjust call to set_target.
3744 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3745 an elfcpp::Ehdr as parameter.
3746 * object.cc (Object::set_target): Remove the version that looks up
3747 a target and sets it.
3748 (Sized_relobj::setup): Take a Target object instead of
3749 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3750 (make_elf_sized_object): Find target and ask target to
3752 * object.h: (Object::set_target): Remove the version that looks up
3753 a target and sets it.
3754 (Sized_relobj::setup): Take a Target object instead of
3755 an elfcpp:Ehdr as parameter.
3756 * target.cc: Include dynobj.h.
3757 (Target::do_make_elf_object_implementation): New.
3758 (Target::do_make_elf_object): New.
3759 * target.h (Target::make_elf_object): New template declaration.
3760 (Target::do_make_elf_object): New method declarations.
3761 (Target::do_make_elf_object_implementation): New template declaration.
3763 2009-08-14 Ian Lance Taylor <iant@google.com>
3765 * gold.h (FUNCTION_NAME): Define.
3766 (gold_unreachable): Use FUNCTION_NAME.
3768 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3770 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3771 symbol in the --keep-unique list is not found.
3773 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3775 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3776 been maked as --keep-unique.
3777 (Icf::unfold_section): New function.
3778 * icf.h (Icf::unfold_section): New function.
3779 * options.h (General_options::keep_unique): New option.
3780 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3781 * testsuite/Makefile.in: Regenerate.
3782 * testsuite/icf_keep_unique_test.sh: New file.
3783 * testsuite/icf_keep_unique_test.cc: New file.
3785 2009-08-12 Cary Coutant <ccoutant@google.com>
3788 * resolve.cc (Symbol_table::resolve): Check for references from
3789 dynamic objects to hidden and internal symbols.
3790 * testsuite/Makefile.am (hidden_test.sh): New test.
3791 * testsuite/Makefile.in: Regenerate.
3792 * testsuite/hidden_test.sh: New script.
3793 * testsuite/hidden_test_1.c: New test source.
3794 * testsuite/hidden_test_main.c: New test source.
3796 2009-08-11 Doug Kwan <dougkwan@google.com>
3798 * arm.cc: Update comments.
3799 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3800 segment to locate the .ARM.exidx section if present.
3802 2009-08-09 Doug Kwan <dougkwan@google.com>
3804 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3807 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3808 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3811 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3813 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3814 valid tls_segment only for non-debug-section relocations.
3815 * testsuite/Makefile.am: Add gc_tls_test.
3816 * testsuite/Makefile.in: Regenerate.
3817 * testsuite/gc_tls_test.cc: New file.
3818 * testsuite/gc_tls_test.sh: New file.
3820 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3824 * Makefile.am (CCFILES): Add icf.cc.
3826 * Makefile.in: Regenerate.
3827 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3828 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3829 section, symbol and addend information for the relocs.
3830 * gold.cc (queue_middle_tasks): Call identical code folding.
3831 * gold.h: Add defines for multimap.
3832 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3833 to the call of finalize_local_symbols.
3834 * main.cc (main): Create object of class Icf.
3835 * object.cc (Sized_relobj::do_layout): Allow this function to be
3836 called twice during icf.
3837 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3838 to sections marked as identical by icf.
3839 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3841 (Sized_relobj::do_section_entsize): New function.
3842 * object.h (Object::section_entsize): New function.
3843 (Object::do_section_entsize): New pure virtual function.
3844 (Relobj::finalize_local_symbols): Add new parameter.
3845 (Relobj::do_section_entsize): New function.
3846 * options.h (General_options::icf): New option.
3847 (General_options::icf_iterations): New option.
3848 (General_options::print_icf_sections): New option.
3849 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3850 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3851 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3853 * symtab.cc (Symbol_table::is_section_folded): New function.
3854 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3855 to sections marked as identical by icf.
3856 * symtab.h (Symbol_table::set_icf): New function.
3857 (Symbol_table::icf): New function.
3858 (Symbol_table::is_section_folded): New function.
3859 (Symbol_table::icf_): New data member.
3860 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3861 * testsuite/Makefile.am: Add commands to build icf_test.
3862 * testsuite/Makefile.in: Regenerate.
3863 * testsuite/icf_test.sh: New file.
3864 * testsuite/icf_test.cc: New file.
3866 2009-07-24 Chris Demetriou <cgd@google.com>
3868 * layout.cc (is_compressible_debug_section): Fix incorrect
3869 comment about compressed section names.
3871 2009-07-20 Ian Lance Taylor <ian@airs.com>
3874 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3876 2009-07-16 Ian Lance Taylor <iant@google.com>
3879 * layout.h: #include <map>.
3880 (class Kept_section): Change from struct to class. Add accessors
3881 and setters. Add section size to Comdat_group mapping. Change
3882 Comdat_group to std::map. Add is_comdat_ field. Add
3883 linkonce_size field in union.
3884 (class Layout): Update declaration of find_or_add_kept_section.
3885 Don't declare find_kept_object.
3886 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3887 parameter. Add object, shndx, is_comdat, and is_group_name
3888 parameters. Change all callers. Adjust for new Kept_section.
3889 (Layout::find_kept_object): Remove.
3890 * object.cc (Sized_relobj::include_section_group): Update use of
3891 Kept_section. Rename secnum to shndx. Only record
3892 Kept_comdat_section if sections are the same size.
3893 (Sized_relobj::include_linkonce_section): Update use of
3894 Kept_section. Only record Kept_comdat_section if sections are the
3895 same size. Set size of linkonce section.
3896 (Sized_relobj::map_to_kept_section): Update call to
3897 get_kept_comdat_section.
3898 * object.h (class Sized_relobj): Rename fields in
3899 Kept_comdat_section to drop trailing underscores; change object
3900 field to Relobj*. Change Kept_comdat_section_table to store
3901 struct rather than pointer.
3902 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3903 Add kept_object and kept_shndx parameters. Change all callers.
3904 (Sized_relobj::get_kept_comdat_section): Change return type to
3905 bool. Add kept_object and kept_shndx parameters. Change all
3907 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3908 Layout::find_or_add_kept_section.
3910 2009-07-09 Ian Lance Taylor <iant@google.com>
3912 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3913 Reserve space in the hash table.
3915 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3917 * fileread.cc (File_read::get_mtime): New method.
3918 * fileread.h (Timespec): New structure.
3919 (File_read::get_mtime): New method.
3920 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3921 Renamed from timestamp_nsec.
3922 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3924 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3926 (Incremental_inputs::report_archive): Save mtime; style fix.
3927 (Incremental_inputs::report_obejct): Save mtime; style fix.
3928 (Incremental_inputs::report_script): Save mtime; style fix.
3929 (Incremental_inputs::finalize_inputs): Style fix.
3930 (Incremental_inputs::finalize): Style fix.
3931 (Incremental_inputs::create_input_section_data): Store inputs
3933 * incremental.h (Incremental_inputs::report_script): Add mtime
3935 (Incremental_inputs::Input_info::Input_info): Intialize only one
3937 (Incremental_inputs::Input_info::archive): Move to nameless
3939 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3940 (Incremental_inputs::Input_info::script): Move to nameless union.
3941 (Incremental_inputs::mtime): New field.
3942 * script.cc (read_input_script): Pass file mtime to
3944 * script.h (Script_info::inputs): Style fix.
3946 2009-07-01 Ian Lance Taylor <ian@airs.com>
3948 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3951 2009-06-24 Ian Lance Taylor <iant@google.com>
3954 * layout.cc (Layout::choose_output_section): If we find an
3955 existing section, update the flags.
3956 (Layout::create_notes): New function, broken out of
3958 (Layout::finalize): Don't create note sections.
3959 (Layout::create_note): Don't crash if linker script discards
3961 (Layout::create_gold_note): Likewise.
3962 (Layout::create_build_id): Likewise. Don't set
3963 after_input_sections on the section.
3964 (Layout::create_executable_stack_info): Remove target parameter.
3966 * layout.h (class Layout): Declare create_notes. Update
3967 declaration of create_executable_stack_info.
3968 * gold.cc (queue_middle_tasks): Call create_notes.
3969 * output.cc (Output_section::update_flags_for_input_section): Move
3970 here from output.h. If SHF_ALLOC flag is newly set, mark address
3972 * output.h (Output_data::mark_address_invalid): New function.
3973 (class Output_section): Only declare, not define,
3974 update_flags_for_input_section. Remove set_flags.
3976 2009-06-24 Ian Lance Taylor <iant@google.com>
3978 * script-sections.cc (Output_section_definition::
3979 set_section_addresses): Rename shadowing local load_address to
3982 2009-06-24 Ian Lance Taylor <iant@google.com>
3985 * reloc.cc (relocate_sections): Skip empty relocation sections.
3987 2009-06-23 Ian Lance Taylor <iant@google.com>
3990 * layout.cc (Layout::create_note): Use choose_output_section
3991 rather than make_output_section.
3993 2009-06-23 Ian Lance Taylor <iant@google.com>
3996 * options.cc (General_options::parse_V): Set printed_version_.
3997 (General_options::General_options): Initialize printed_version_.
3998 * options.h (class General_options): Add printed_version_ field.
3999 * gold.cc (queue_initial_tasks): If there are no input files,
4000 don't give a fatal error if we printed the version information.
4001 (queue_middle_tasks): If using -r with a shared object, give a
4002 fatal error rather than an ordinary error.
4004 2009-06-23 Ian Lance Taylor <iant@google.com>
4007 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4008 (Layout::make_output_section): Set have_stabstr_section_ if we see
4009 a .stab*str section.
4010 (Layout::finalize): Call link_stabs_sections.
4011 (Layout::link_stabs_sections): New file.
4012 * layout.h (class Layout): Add have_stabstr_section_ field.
4013 Declare link_stabs_sections.
4015 2009-06-23 Doug Kwan <dougkwan@google.com>
4017 * Makefile.am (libgold_a_LIBADD): New.
4018 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4019 * Makefile.in: Regenerate.
4020 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4021 * configure: Regenerate.
4022 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4023 * fileread.cc: Include sys/state.h
4024 * gold.h: Declare memmem and strndup if found missing.
4025 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4027 2009-06-23 Ian Lance Taylor <iant@google.com>
4029 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4030 * configure: Rebuild.
4032 2009-06-23 Ian Lance Taylor <iant@google.com>
4035 * object.cc (Object::section_contents): Don't try to get a view if
4036 the section has length zero.
4037 (Object::handle_gnu_warning_section): If the section is empty, use
4038 the name of the section as the warning.
4040 2009-06-23 Ian Lance Taylor <iant@google.com>
4043 * stringpool.h (class Stringpool_template): Add optimize_ field.
4044 (Stringpool_template::set_optimize): New function.
4045 * stringpool.cc (Stringpool_template::Stringpool_template):
4046 Initialize optimize_ field.
4047 (Stringpool_template::set_string_offsets): Test local optimize
4048 fild rather than parameter.
4049 * layout.cc (Layout::Layout): Call set_optimize on the section
4052 2009-06-22 Ian Lance Taylor <iant@google.com>
4055 * yyscript.y: Parse TARGET.
4056 * script.cc (script_set_target): New function.
4057 * script-c.h (script_set_target): Declare.
4058 * options.cc (General_options::string_to_object_format): Rename
4059 from string_to_object_format in anonymous namespace. Change
4061 * options.h (class General_options): Declare
4062 string_to_object_format.
4064 2009-06-22 Ian Lance Taylor <iant@google.com>
4066 * script-sections.cc (Script_sections::create_segments): Don't put
4067 program headers in a PT_LOAD segment if -n or -N.
4069 2009-06-22 Ian Lance Taylor <iant@google.com>
4072 * options.h (class General_options): Add -z lazy and -z now. Sort
4073 -z options into alphabetical order.
4074 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4076 2009-06-21 Ian Lance Taylor <iant@google.com>
4078 * layout.cc (Layout::make_output_section): Call
4079 Target::new_output_section.
4080 (Layout::attach_allocated_section_to_segment): Put large section
4081 sections in a separate load segment with the large segment flag
4083 (Layout::segment_precedes): Sort large data segments after other
4085 (align_file_offset): New static function.
4086 (Layout::set_segment_offsets): Use align_file_offset.
4087 * output.h (class Output_section): Add is_small_section_ and
4088 is_large_section_ fields.
4089 (Output_section::is_small_section): New function.
4090 (Output_section::set_is_small_section): New function.
4091 (Output_section::is_large_section): New function.
4092 (Output_section::set_is_large_section): New function.
4093 (Output_section::is_large_data_section): New function.
4094 (class Output_segment): Add is_large_data_segment_ field.
4095 (Output_segment::is_large_data_segment): New function.
4096 (Output_segment::set_is_large_data_segment): New function.
4097 * output.cc (Output_section::Output_section): Initialize new
4099 (Output_segment::Output_segment): Likewise.
4100 (Output_segment::add_output_section): Add assertion that large
4101 data sections always go in large data segments. Force small data
4102 sections to the end of the list of data sections. Force small BSS
4103 sections to the start of the list of BSS sections. For large BSS
4104 sections to the end of the list of BSS sections.
4105 * symtab.h (class Symbol): Declare is_common_shndx.
4106 (Symbol::is_defined): Check Symbol::is_common_shndx.
4107 (Symbol::is_common): Likewise.
4108 (class Symbol_table): Define enum Commons_section_type. Update
4109 declarations. Add small_commons_ and large_commons_ fields.
4110 * symtab.cc (Symbol::is_common_shndx): New function.
4111 (Symbol_table::Symbol_table): Initialize new fields.
4112 (Symbol_table::add_from_object): Put small and large common
4113 symbols in the right list.
4114 (Symbol_table::sized_finalized_symbol): Check
4115 Symbol::is_common_shndx.
4116 (Symbol_table::sized_write_globals): Likewise.
4117 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4118 common symbol lists. Don't call do_allocate_commons_list if the
4120 (Symbol_table::do_allocate_commons_list): Remove is_tls
4121 parameter. Add comons_section_type parameter. Change all
4122 callers. Handle small and large common symbols.
4123 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4124 Symbol::is_common_shndx.
4125 * resolve.cc (symbol_to_bits): Likewise.
4126 * target.h (Target::small_common_shndx): New function.
4127 (Target::small_common_section_flags): New function.
4128 (Target::large_common_shndx): New function.
4129 (Target::large_common_section_flags): New function.
4130 (Target::new_output_section): New function.
4131 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4132 small_common_section_flags, and large_common_section_flags
4134 (Target::do_new_output_section): New virtual function.
4135 * arm.cc (Target_arm::arm_info): Initialize new fields.
4136 * i386.cc (Target_i386::i386_info): Likewise.
4137 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4139 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4140 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4141 (Target_x86_64::do_new_output_section): New function.
4142 * configure.ac: Define conditional MCMODEL_MEDIUM.
4143 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4144 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4145 (large_LDFLAGS): Define.
4146 * testsuite/large.c: New file.
4147 * testsuite/testfile.cc (Target_test::test_target_info):
4148 Initialize new fields.
4149 * configure, testsuite/Makefile.in: Rebuild.
4151 2009-06-05 Doug Kwan <dougkwan@google.com>
4153 * Makefile.am (CCFILES): Add target.cc.
4154 * Makefile.in: Regenerate.
4155 * i386.cc (class Target_i386): Define new virtual method to
4156 override do_is_local_label_name in parent.
4157 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4158 local symbols if --discard-locals or -X is given.
4159 * options.h (class General_options): Declare new options
4160 '--discard-locals' and '-X' for discarding locals.
4161 * target.h (class Target): Define new methods is_local_label_name.
4162 Declare new virtual method do_is_local_label_name.
4163 * target.cc: New file.
4164 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4165 (check_SCRIPTS): Add discard_locals_test.sh.
4166 (check_DATA): Add discard_local_tests.syms.
4167 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4168 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4169 * testsuite/Makefile.in: Regenerate.
4170 * testsuite/discard_locals_test.c: New file.
4171 * testsuite/discard_locals_test.sh: Same.
4173 2009-06-05 Doug Kwan <dougkwan@google.com>
4175 * object.cc (Sized_relobj::Sized_relobj): Initialize
4176 discarded_eh_frame_shndx_ to -1U.
4177 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4179 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4180 a discarded .eh_frame section.
4181 (Sized_relobj::do_finalize_local_symbols): Ditto.
4182 * object.h (class Sized_relobj): Declare new member
4183 discarded_eh_frame_shndx_.
4184 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4185 (local_labels_test.o, local_labels_test): New rules.
4186 * testsuite/Makefile.in: Regenerate.
4188 2009-06-04 Doug Kwan <dougkwan@google.com>
4190 * layout.cc (Layout::section_name_mapping): Add mapping for
4191 special ARM sections.
4193 2009-06-03 Doug Kwan <dougkwan@google.com>
4195 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4196 (utils::has_overflow): Same.
4198 2009-06-03 Ian Lance Taylor <iant@google.com>
4200 * layout.cc (Layout::section_name_mapping): New array, replacing
4201 Layout::linkonce_mapping.
4202 (Layout::section_name_mapping_count): New variable, replacing
4203 Layout::linkonce_mapping_count.
4204 (Layout::linkonce_output_name): Remove.
4205 (Layout::output_section_name): Rewrite.
4206 * layout.h (class Layout): Rename Linkonce_mapping to
4207 Section_name_mapping, linkonce_mapping to section_name_mapping,
4208 linkonce_mapping_count to section_name_mapping_count. Don't
4209 declare linkonce_output_name.
4211 2009-06-03 Doug Kwan <dougkwan@google.com>
4213 * gold/arm.cc (namespace utils): New.
4214 (Target_arm::reloc_is_non_pic): Define new method.
4215 (class Arm_relocate_functions): New.
4216 (Target_arm::Relocate::relocate): Handle relocation types used by
4219 2009-06-03 Ian Lance Taylor <iant@google.com>
4221 * arm.cc (Target_arm::scan::global): Use || instead of |.
4223 2009-06-02 Doug Kwan <dougkwan@google.com>
4225 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4226 issued_non_pic_error_.
4227 (class Target_arm::Scan): Declare new method check_non_pic.
4228 Define new method symbol_needs_plt_entry.
4229 Declare new data member issued_non_pic_error_.
4230 (class Target_arm::Relocate): Declare new method
4231 should_apply_static_reloc.
4232 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4233 (Target_arm::Scan::check_non_pic): Define new method.
4234 (Target_arm::Scan::local): Handle a small subset of reloc types used
4236 (Target_arm::Scan::local): Same.
4237 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4239 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4241 * incremental.cc (Incremental_inputs::report_command_line): Filter
4242 out --incremental-* options.
4244 2009-05-29 Doug Kwan <dougkwan@google.com>
4246 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4248 (class Target_arm): Update comment.
4249 (Target_arm::Target_arm): Initialize new data members GOT_,
4250 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4251 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4252 and Target_arm::rel_dyn_section.
4253 Declare new_enum Target_arm::Got_type.
4254 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4256 Update commments for member do_dynsym_value.
4257 (Target_arm::got_size, Target_arm::plt_section,
4258 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4259 new methods inside class defintion.
4260 (Target_arm::got_section): Define new method.
4261 (Target_arm::rel_dyn_section): Same.
4262 (Output_data_plt_arm): New template class.
4263 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4264 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4265 (Output_data_plt_arm::add_entry): Same.
4266 (Output_data_plt_arm::first_plt_entry): Define new
4267 static data member for PLT instruction template.
4268 (Output_data_plt_arm::plt_entry): Same.
4269 (Output_data_plt_arm::do_write): Define new method.
4270 (Target_arm::make_plt_entry): Same.
4271 (Target_arm::do_finalize_sections): Same.
4272 (Target_arm::do_dynsym_value): Same.
4274 2009-05-28 Doug Kwan <dougkwan@google.com>
4276 * Makefile.am (TARGETSOURCES): Add arm.cc.
4277 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4278 * Makefile.in: Regenerate.
4280 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4282 2009-05-26 Doug Kwan <dougkwan@google.com>
4284 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4285 (General_options::check_excluded_libs): Strip off directories in
4286 archive name before matching like GNU ld does.
4287 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4288 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4289 (exclude_libs_test_LDFLAGS): Add linker option
4290 -Wl,--exclude-libs,libexclude_libs_test_3
4291 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4292 an explicit archive without using -l.
4293 (alt/libexclude_libs_test_3.a): New make rule.
4294 * testsuite/Makefile.in: Regenerate.
4295 * testsuite/exclude_libs_test.c : Declare lib3_default().
4297 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4298 * exclude_libs_test_3.c: New file.
4300 2009-05-26 Nick Clifton <nickc@redhat.com>
4302 * po/id.po: New Indonesian translation.
4303 * po/gold.pot: Updated template file.
4305 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4307 * testsuite/Makefile.am: Add -ffunction-sections to compile
4308 gc_comdat_test files. Add -Wl,--gc-sections to build
4310 * testsuite/Makefile.in: Regenerate.
4311 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4313 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4315 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4316 kept comdat section was garbage collected.
4317 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4318 * testsuite/Makefile.in: Regenerate.
4319 * testsuite/gc_comdat_test.sh: New file.
4320 * testsuite/gc_comdat_test_1.cc: New file.
4321 * testsuite/gc_comdat_test_2.cc: New file.
4323 2009-05-19 Doug Kwan <dougkwan@google.com>
4325 * archive.cc (Archive::Archive): Move constructor from archive.h
4326 to here. Initialize no_export_.
4327 (Archive::get_elf_object_for_member): Set no_export flag of object.
4328 * archive.h (Archive::Archive): Move constructor body to
4330 (Archive::no_export): New method.
4331 (Archive::no_export_): New field.
4332 * object.h (Object::Object): Initialize no_export_ to false.
4333 (Object::no_export, Object::set_no_export): New methods.
4334 (Object::no_export_): New field.
4335 * options.cc (General_options::parse_exclude_libs): New method.
4336 (General_options::check_excluded_libs) Same.
4337 * options.h (exclude_libs): New option.
4338 (General_options::check_excluded_libs): New method declaration.
4339 (General_options::excluded_libs_): New field.
4340 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4341 default or protected visibility if an object has no-export flag set.
4342 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4343 (check_SCRIPTS): Add exclude_libs_test.sh.
4344 (check_DATA): Add exclude_libs_test.syms.
4345 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4346 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4347 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4348 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4349 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4350 libexclude_libs_test_2.a): New rules.
4351 * testsuite/Makefile.in: Regenerate.
4352 * testsuite/exclude_libs_test.c: New file.
4353 * testsuite/exclude_libs_test.sh: Ditto.
4354 * testsuite/exclude_libs_test_1.c: Ditto.
4355 * testsuite/exclude_libs_test_2.c: Ditto.
4357 2009-05-15 Ian Lance Taylor <iant@google.com>
4359 * configure.ac: Check for declarations for cases where libiberty.h
4360 checks HAVE_DECL_xxx.
4361 * configure, config.in: Rebuild.
4363 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4365 * gold.h (Incremental_argument_list): Remove (invalid) forward
4367 * incremental.cc (Incremental_inputs::report_achive): New method.
4368 (Incremental_inputs::report_object): New method.
4369 (Incremental_inputs::report_script): New method.
4370 (Incremental_inputs::finalize_inputs): New method.
4371 (Incremental_inputs::finalize): Call finalize_inputs().
4372 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4373 Create inputs entries.
4374 * incremental.h (Incremental_input_type): New enum.
4375 (Incremental_inputs::Incremental_input): Initialize new fields.
4376 (Incremental_inputs::report_inputs): New method.
4377 (Incremental_inputs::report_achive): New method.
4378 (Incremental_inputs::report_object): New method.
4379 (Incremental_inputs::report_script): New method.
4380 (Incremental_inputs::finalize_inputs): New method.
4381 (Incremental_inputs::Input_info): New struct.
4382 (Incremental_inputs::Input_info_map): New typedef.
4383 (Incremental_inputs::lock_): New field.
4384 (Incremental_inputs::Inputs_): New field.
4385 (Incremental_inputs::Inputs_map): New field.
4386 * main.cc (main): Call Incremental_input::report_inputs.
4387 * options.h (Input_argument_list): Typedef moved from
4389 (Input_file_group::Files): Remove, use ::Input_argument_list.
4390 (Input_file_group::Input_argument_list): Remove, use
4391 ::Input_argument_list.
4392 * plugin.cc (Plugin_manager::add_input_file): Add error in
4394 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4396 * script.cc (read_input_script): Call
4397 Incremental_input::report_script.
4398 * script.h (Script_info): New class.
4400 2009-04-27 Ian Lance Taylor <iant@google.com>
4402 * x86_64.cc (do_adjust_output_section): Set entsize to
4405 2009-04-23 Elliott Hughes <enh@google.com>
4407 * output.cc (Output_file::close): After short writes, continue
4408 writing from the correct offset in the buffer being written.
4410 2009-04-23 Chris Demetriou <cgd@google.com>
4412 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4413 * configure: Regenerate.
4414 * config.in: Regenerate.
4415 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4416 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4418 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4420 * incremental.cc (Incremental_inputs_header_data): Renamed from
4421 Incremental_input_header_data.
4422 (Incremental_inputs_header_data::data_size): New field.
4423 (Incremental_inputs_header_data::put_input_file_count): Renamed
4424 from input_file_count.
4425 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4426 from command_line_offset.
4427 (Incremental_inputs_header_data::put_reserved): Renamed from
4429 (Incremental_inputs_entry_data): Renamed from
4430 Incremental_input_entry_data.
4431 (Incremental_inputs_entry_data::data_size): New field.
4432 (Incremental_inputs::report_command_line): New method.
4433 (Incremental_inputs::finalize): New method.
4434 (Incremental_inputs::create_incremental_inputs_data): New method.
4435 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4436 * incremental.h: New file.
4437 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4438 (Layout::finalize): Create incremental inputs section in
4440 (Layout::create_incremental_info_sections): New method.
4441 * layout.h (Layout::incremental_inputs): New method.
4442 (Layout::create_incremental_info_sections): New method.
4443 (Layout::incremental_inputs_): New field.
4444 * main.cc (main): Notify Incremental_input of the command line.
4446 2009-04-01 Ian Lance Taylor <iant@google.com>
4447 Mikolaj Zalewski <mikolajz@google.com>
4449 * gold.h (reserve_unordered_map): Define, three versions, one for
4450 each version of Unordered_map.
4451 * layout.cc (Layout::Layout): Remove options parameter. Add
4452 number_of_input_files parameter. Don't initialize options_.
4453 Initialize number_of_input_files_ and resized_signatures_. Move
4454 sections_are_attached_.
4455 (Layout::layout_group): Reserve space for group_signatures_.
4456 (Layout::find_or_add_kept_section): Change name parameter to be a
4457 reference. Resize signatures_ map when it gets large enough.
4458 (Layout::layout_eh_frame): Use parameters->options() instead of
4460 (Layout::make_output_section): Likewise.
4461 (Layout::attach_allocated_section_to_segment): Likewise.
4462 (Layout::finalize, Layout::create_executable_stack): Likewise.
4463 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4464 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4465 * layout.h (class Layout): Update declarations. Remove options_
4466 field. Add number_of_input_files_ and resized_signatures_
4467 fields. Move sections_are_attached_ field.
4468 * main.cc (main): Pass number of input files to Layout
4469 constructor. Don't pass options.
4471 2009-03-30 Ian Lance Taylor <iant@google.com>
4473 * ffsll.c (ffsll): Correct implementation.
4475 2009-03-27 Ian Lance Taylor <iant@google.com>
4477 * ffsll.c: New file.
4478 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4479 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4480 * ftruncate.c (ftruncate): Declare before definition.
4481 * mremap.c (mremap): Likewise.
4482 * pread.c (pread): Likewise.
4483 * configure, Makefile.in, config.in: Rebuild.
4485 * mremap.c: New file.
4486 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4487 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4488 (mremap): Declare if HAVE_MREMAP is not defined.
4489 * configure, Makefile.in, config.in: Rebuild.
4491 2009-03-27 Cary Coutant <ccoutant@google.com>
4493 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4494 position independent.
4495 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4496 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4498 2009-03-24 Cary Coutant <ccoutant@google.com>
4500 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4502 (needs_dynamic_reloc): Likewise.
4504 2009-03-24 Ian Lance Taylor <iant@google.com>
4506 * yyscript.y (file_cmd): Recognize EXTERN.
4507 (extern_name_list, extern_name_list_body): New nonterminals.
4508 * script.cc (script_add_extern): Define.
4509 * script-c.h (script_add_extern): Declare.
4511 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4513 * object.cc (is_elf_object): Define.
4514 * object.h (is_elf_object): Declare.
4515 * archive.cc (Archive::get_elf_object_for_member): Call
4517 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4519 2009-03-24 Elliott Hughes <enh@google.com>
4521 * output.cc (Output_file::map_anonymous): Define.
4522 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4523 try an anonymous one. Report the size if the mmap fails.
4524 * output.h (class Output_file): Declare map_anonymous.
4526 2009-03-24 Ian Lance Taylor <iant@google.com>
4528 * target-select.cc (instantiate_target): Don't acquire the lock if
4529 the instantiated_target_ field has already been set.
4531 2009-03-23 Ian Lance Taylor <iant@google.com>
4533 * gold-threads.h (class Initialize_lock): Define.
4534 * gold-threads.cc (class Initialize_lock_once): Define.
4535 (initialize_lock_control): New static variable.
4536 (initialize_lock_pointer): New static variable.
4537 (initialize_lock_once): New static function.
4538 (Initialize_lock::Initialize_lock): Define.
4539 (Initialize_lock::initialize): Define.
4540 * target-select.h: Include "gold-threads.h".
4541 (class Target_selector): Add lock_ and initialize_lock_ fields.
4542 Don't define instantiate_target, just declare it.
4543 * target-select.cc (Target_selector::Target_selector): Initialize
4545 (Target_selector::instantiate_target): Define.
4546 * descriptors.h: Include "gold-threads.h".
4547 (class Descriptors): Add initialize_lock_ field.
4548 * descriptors.cc (Descriptors::Descriptors): Initialize new
4550 (Descriptors::open): Use initialize_lock_ field
4551 * errors.h (class Errors): Add initialize_lock_ field.
4552 * errors.cc (Errors::Errors): Initialize new field.
4553 (Errors::initialize_lock): Use initialize_lock_ field.
4554 * powerpc.cc (class Target_selector_powerpc): Remove
4555 instantiated_target_ field. In do_recognize call
4556 instantiate_target rather than do_instantiate_target. In
4557 do_instantiate_target just allocate a new target.
4558 * sparc.cc (class Target_selector_sparc): Likewise.
4560 * freebsd.h: New file.
4561 * i386.cc: Include "freebsd.h".
4562 (Target_i386): Derive from Target_freebsd rather than
4564 (Target_selector_i386): Derive from Target_selector_freebsd rather
4565 than Target_selector.
4566 * x86_64.cc: Include "freebsd.h".
4567 (Target_x86_64): Derive from Target_freebsd rather than
4569 (Target_selector_x86_64): Derive from Target_selector_freebsd
4570 rather than Target_selector.
4571 * target.h (class Target): Add adjust_elf_header and
4572 do_adjust_elf_header.
4573 * output.cc (Output_file_header:: do_sized_write): Call target
4574 adjust_elf_header routine.
4575 * configure.tgt: Set targ_osabi.
4576 * configure.ac: Define GOLD_DEFAULT_OSABI.
4577 * parameters.cc (Parameters::default_target): Pass
4578 GOLD_DEFAULT_OSABI to select_target.
4579 * target-select.h (class Target_selector): Make instantiate_target
4580 protected rather than private.
4581 * Makefile.am (HFILES): Add freebsd.h.
4582 * configure, Makefile.in, config.in: Rebuild.
4584 * merge.cc (do_add_input_section): Correct pend value. Change
4585 message about last entry not being null terminated from error to
4588 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4590 * incremental.cc: New file.
4591 * Makefile.am (CCFILES): Add incremental.cc.
4592 * Makefile.in: Rebuild.
4594 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4596 * layout.cc (Layout::output_section_name): Preserve names
4597 of '.note.' sections.
4599 2009-03-19 Ian Lance Taylor <iant@google.com>
4601 * descriptors.cc (Descriptors::open): Check that the options are
4602 valid before using them.
4604 2009-03-18 Ian Lance Taylor <iant@google.com>
4606 * script-sections.h: Include <list>.
4607 (class Script_sections): Change Sections_elements from std::vector
4608 to std::list. Typedef public Elements_iterator. Add
4609 orphan_section_placement_, data_segment_align_start_, and
4610 saw_data_segment_align_ fields. Remove data_segment_align_index_
4612 * script-sections.cc (class Orphan_section_placement): New class.
4613 (class Sections_element): Add virtual functions is_relro and
4614 orphan_section_init. Remove virtual function place_orphan_here.
4615 (class Output_section_definition): Add is_relro and
4616 orphan_section_init. Remove place_orphan_here.
4617 (class Orphan_output_section): Likewise.
4618 (Script_sections::Script_sections): Update for field changes.
4619 (Script_sections::data_segment_align): Set saw_data_segment_align_
4620 and data_segment_align_start_, not data_segment_align_index.
4621 (Script_sections::data_segment_relro_end): Check
4622 saw_data_segment_align_. Use data_segment_align_start_ rather
4623 than data_segment_align_index_.
4624 (Script_sections::place_orphan): Rewrite to use
4625 Orphan_section_placement.
4627 2009-03-17 Ian Lance Taylor <iant@google.com>
4629 * archive.cc (Archive::add_symbols): Check for a version attached
4630 to the symbol name in the archive map.
4631 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4632 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4633 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4634 (ver_test_11.a): New target.
4635 * testsuite/Makefile.in: Rebuild.
4637 * configure.ac: Check for chsize and posix_fallocate. Replace
4639 * ftruncate.c: New file, from gnulib.
4640 * output.cc (posix_fallocate): Define dummy version if not
4641 HAVE_POSIX_FALLOCATE.
4642 (Output_file::map): Call posix_fallocate rather than lseek and
4644 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4645 * configure, Makefile.in, config.in: Rebuild.
4647 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4649 * layout.h (Layout::create_note): Add section_name parameter.
4650 * layout.cc (Layout::create_note): Likewise.
4651 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4653 2009-03-17 Ian Lance Taylor <iant@google.com>
4655 * descriptors.cc: Include "options.h".
4656 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4657 (Descriptors::open): Always use O_CLOEXEC when opening a new
4658 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4659 then set FD_CLOEXEC.
4661 * sparc.cc (class Target_sparc): Add has_got_section.
4662 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4663 make sure we have a GOT section.
4665 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4666 (Target_sparc::Scan::local): Likewise.
4667 (Target_sparc::Scan::global): Likewise.
4668 (Target_sparc::Relocate::relocate): Likewise.
4669 (Target_sparc::Relocate::relocate_tls): Likewise.
4671 * symtab.cc (Symbol_table::define_default_version): New function,
4672 broken out of add_from_object.
4673 (Symbol_table::add_from_object): Call define_default_version.
4674 (Symbol_table::define_special_symbol): Add resolve_oldsym
4675 parameter. Change all callers. If the version for a symbol comes
4676 from a version script, resolve it with the symbol with the same
4677 name with no version. Also add the symbol without a version if
4679 (do_define_in_output_data): If resolving with oldsym, don't delete
4681 (do_define_in_output_segment): Likewise.
4682 (do_define_as_constant): Likewise.
4683 * symtab.h (class Symbol_table): Update declarations.
4685 2009-03-13 Ian Lance Taylor <iant@google.com>
4687 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4688 (Read_symbols::requeue): New function.
4689 (Read_symbols::do_read_symbols): If make_elf_object fails because
4690 the target type is not configured, and the file was searched for,
4691 issue a warning and retry with the next directory.
4692 (Add_symbols::run): If the file has an incompatible format, and
4693 it was searched for, requeue the Read_symbols task. On error,
4695 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4696 dirindex parameter to constructor. Change all callers. Declare
4697 incompatible_warning and requeue.
4698 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4699 input_argument_ and input_group_ fields. Add them to
4700 constructor. Change all callers.
4701 (class Read_script): Add dirindex_ field. Add it to constructor.
4703 * archive.cc (Archive::setup): Remove input_objects parameter.
4705 (Archive::get_file_and_offset): Likewise.
4706 (Archive::read_all_symbols): Likewise.
4707 (Archive::read_symbols): Likewise.
4708 (Archive::get_elf_object_for_member): Remove input_objects
4709 parameter. Add punconfigured parameter. Change all callers.
4710 (Archive::add_symbols): Change return type to bool. Check return
4711 value of include_member.
4712 (Archive::include_all_members): Likewise.
4713 (Archive::include_member): Change return type to bool. Return
4714 false if first included object has incompatible target. Set
4715 included_member_ field.
4716 (Add_archive_symbols::run): If add_symbols returns false, requeue
4718 * archive.h (class Archive): Add included_member_ field.
4719 Initialize it in constructor. Add input_file and searched_for
4720 methods. Update declarations.
4721 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4722 input_argument_ fields. Add them to constructor. Change all
4724 * script.cc: Include "target-select.h".
4725 (class Parser_closure): Add skip_on_incompatible_target_ and
4726 found_incompatible_target_ fields. Add
4727 skip_on_incompatible_target parameter to constructor. Change all
4728 callers. Add methods skip_on_incompatible_target,
4729 clear_skip_on_incompatible_target, found_incompatible_target, and
4730 set_found_incompatible_target.
4731 (read_input_script): Add dirindex parameter. Change all callers.
4732 If parser finds an incompatible target, requeue Read_symbols
4734 (script_set_symbol): Clear skip_on_incompatible_target in
4736 (script_add_assertion, script_parse_option): Likewise.
4737 (script_start_sections, script_add_phdr): Likewise.
4738 (script_check_output_format): New function.
4739 * script.h (read_input_script): Update declaration.
4740 * script-c.h (script_check_output_format): Declare.
4741 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4742 (ignore_cmd): Remove OUTPUT_FORMAT.
4743 * fileread.cc (Input_file::Input_file): Add explicit this.
4744 (Input_file::will_search_for): New function.
4745 (Input_file::open): Add pindex parameter. Change all callers.
4746 * fileread.h (class Input_file): Add input_file_argument method.
4747 Declare will_search_for. Update declarations.
4748 * object.cc (make_elf_object): Add punconfigured parameter.
4750 * object.h (class Object): Make input_file public. Add
4751 searched_for method.
4752 (make_elf_object): Update declaration.
4753 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4755 * dirsearch.h (class Dirsearch): Update declaration.
4756 * options.h (class General_options): Add --warn-search-mismatch.
4757 * parameters.cc (Parameters::is_compatible_target): New function.
4758 * parameters.h (class Parameters): Declare is_compatible_target.
4759 * workqueue.cc (Workqueue::add_blocker): New function.
4760 * workqueue.h (class Workqueue): Declare add_blocker.
4762 * fileread.cc (Input_file::open): Remove options parameter.
4764 (Input_file::open_binary): Likewise.
4765 * script.cc (read_input_script): Likewise.
4766 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4767 options parameter from constructor. Change all callers.
4768 (class Read_script): Likewise.
4769 * fileread.h (class Input_file): Update declarations.
4770 * script.h (read_input_script): Update declaration.
4772 2009-03-10 Nick Clifton <nickc@redhat.com>
4774 * po/es.po: New Spanish translation.
4776 2009-03-06 Cary Coutant <ccoutant@google.com>
4778 * options.cc (parse_short_option): Keep dash_z from registering itself.
4780 2009-03-03 Ian Lance Taylor <iant@google.com>
4783 * target-reloc.h (relocate_section): Pass output_section to
4785 * i386.cc (Target_i386::should_apply_static_reloc): Add
4786 output_section parameter. Change all callers.
4787 (Target_i386::Relocate::relocate): Add output_section parameter.
4788 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4789 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4790 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4791 * testsuite/two_file_shared.sh: New script.
4792 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4793 (check_DATA): Add two_file_shared.dbg.
4794 (two_file_shared.dbg): New target.
4795 * testsuite/Makefile.in: Rebuild.
4797 2009-03-01 Ian Lance Taylor <iant@google.com>
4799 * configure.ac: Check for byteswap.h.
4800 * configure: Rebuild.
4801 * config.in: Rebuild.
4803 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4805 * layout.cc (Layout::find_or_add_kept_section): New function.
4806 (Layout::add_comdat): Removed.
4807 * layout.h (struct Kept_section): Move out of class Layout.
4808 Remove trailing underscores from field names. Add group_sections
4809 field. Rename group_ field to is_group. Change all uses.
4810 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4811 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4812 comdat_groups_ field.
4813 (Sized_relobj::include_section_group): Use
4814 find_or_add_kept_section and Kept_section::group_sections.
4815 (Sized_relobj::include_linkonce_section): Likewise.
4816 * object.cc (class Sized_relobj): Don't define Comdat_group or
4817 Comdat_group_table. Remove find_comdat_group and
4818 add_comdat_group. Remove comdat_groups_ field.
4819 * plugin.cc (include_comdat_group): Use
4820 Layout::find_or_add_kept_section.
4822 2009-02-28 Ian Lance Taylor <iant@google.com>
4824 * README: --gc-sections and map files are now supported. Document
4825 some build requirements.
4828 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4829 relocatable link set the value of the section symbol to zero.
4830 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4831 relocatable link don't include the section address in the local
4834 2009-02-27 Ian Lance Taylor <iant@google.com>
4837 * options.h (class Search_directory): Add is_system_directory.
4838 (class General_options): Declare is_in_system_directory.
4839 * options.cc (get_relative_sysroot): Make static.
4840 (get_default_sysroot): Make static.
4841 (General_optoins::is_in_system_directory): New function.
4842 * fileread.cc (Input_file::is_in_system_directory): New function.
4843 * fileread.h (class Input_file): Declare is_in_system_directory.
4844 * object.h (class Object): Add is_in_system_directory.
4845 (class Input_objects): Remove system_library_directory_ field.
4846 * object.cc (Input_objects::add_object): Don't set
4847 system_library_directory_.
4848 (input_objects::found_in_system_library_directory): Remove.
4849 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4850 parameter. Change all callers.
4851 (Symbol_table::sized_write_globals): Likewise.
4852 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4853 Call Object::is_in_system_directory.
4854 * symtab.h (class Symbol_table): Update declarations.
4857 * descriptors.h (Open_descriptor): Add is_on_stack field.
4858 * descriptors.cc (Descriptors::open): If the descriptor is on the
4859 top of the stack, remove it. Initialize is_on_stack field.
4860 (Descriptors::release): Only add pod to stack if it is not on the
4862 (Descriptors::close_some_descriptor): Clear stack_next and
4866 * output.cc (Output_section::find_starting_output_address): Rename
4867 from starting_output_address; add PADDR parameter; change return
4869 * output.h (class Output_section): Declare
4870 find_starting_output_address instead of starting_output_address.
4871 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4872 section symbol for which we can't find a merge section.
4875 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4876 hidden or internal, force the symbol to be local.
4877 * resolve.cc (Symbol::override_visibility): Define.
4878 (Symbol::override_base): Use override_visibility.
4879 (Symbol_table::resolve): Likewise.
4880 (Symbol::override_base_with_special): Likewise.
4881 (Symbol_table::override_with_special): If the visibility is hidden
4882 or internal, force the symbol to be local.
4883 * symtab.h (class Symbol): Add set_visibility and
4884 override_visibility.
4885 * testsuite/ver_test_1.sh: New file.
4886 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4887 (check_DATA): Add ver_test_1.syms.
4888 (ver_test_1.syms): New target.
4889 * testsuite/Makefile.in: Rebuild.
4891 2009-02-25 Cary Coutant <ccoutant@google.com>
4893 * layout.cc (Layout::choose_output_section): Don't rename sections
4894 when using a linker script that has a SECTIONS clause.
4895 * Makefile.in: Regenerate.
4897 * testsuite/Makefile.am (script_test_5.sh): New test case.
4898 * testsuite/Makefile.in: Regenerate.
4899 * testsuite/script_test_5.cc: New file.
4900 * testsuite/script_test_5.sh: New file.
4901 * testsuite/script_test_5.t: New file.
4903 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4905 * archive.cc (Archive::include_member): Update calls to add_symbols.
4906 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4907 the Layout argument.
4908 * dynobj.h (do_add_symbols): Add the Layout argument.
4909 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4911 * object.h (Object::add_symbols): Add the Layout argument.
4912 (Object::do_add_symbols): Add the Layout argument.
4913 (Sized_relobj::do_add_symbols): Add the Layout argument.
4914 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4915 Unify the two versions.
4916 (Add_plugin_symbols): Remove.
4917 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4918 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4919 (Add_plugin_symbols): Remove.
4920 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4921 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4922 (Add_symbols::run): Make it work with Pulginobj.
4924 2009-02-06 Ian Lance Taylor <iant@google.com>
4926 * object.cc (Sized_relobj::do_layout): Make info message start
4927 with lower case letter.
4929 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4931 * binary.cc: Fix file comment.
4933 * options.h (enum Incremental_disposition): Define.
4934 (class General_options): Add new options: --incremental,
4935 --incremental_changed, --incremental_unchanged,
4936 --incremental_unknown. Add incremental_disposition_ and
4937 implicit_incremental_ fields.
4938 (General_options::incremental_disposition): New function.
4939 (class Position_dependent_options): Add incremental_disposition
4941 (Position_dependent_options::copy_from_options): Set incremental
4943 * options.cc (General_options::parse_incremental_changed): New
4945 (General_options::parse_incremental_unchanged): New function.
4946 (General_options::parse_incremental_unknown): New function.
4947 (General_options::General_options): Initialize new fields
4948 incremental_disposition_ and implicit_incremental_.
4949 (General_options::finalize): Check for uasge of --incremental-*
4950 without --incremental.
4952 2009-02-06 Chris Demetriou <cgd@google.com>
4954 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4955 pointer and to report location as the file name associated with
4957 (gold_undefined_symbol_at_location): New function to replace the
4958 old gold_undefined_symbol functionality.
4959 * target-reloc.h (relocate_section): Update to use
4960 gold_undefined_symbol_at_location.
4961 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4962 Call gold_undefined_symbol function rather than gold_error.
4963 * errors.h (Errors::undefined_symbol): Take location as a
4964 string, rather than calculating it from a relocation.
4965 * errors.cc (Errors::fatal): Print "fatal error:" before the
4967 (Errors::error, Errors::error_at_location): Print "error: "
4968 before the formatted message.
4969 (Errors::undefined_symbol): Take location as a string, rather
4970 than calculating it from a relocation.
4971 (gold_undefined_symbol_at_location): New function akin to
4972 old gold_undefined_symbol, calculates location from relocation.
4973 (gold_undefined_symbol): Change to take only a Symbol pointer
4974 and to report location as the file name associated with the symbol.
4975 * testsuite/debug_msg.sh: Update for changed error messages.
4976 * testsuite/undef_symbol.sh: Likewise.
4978 2009-02-04 Duncan Sands <baldrick@free.fr>
4981 * reduced_debug_output.h
4982 (Output_reduced_debug_abbrev_section::failed): Use format for
4984 (Output_reduced_debug_info_section::faild): Likewise.
4986 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4988 * script.cc (Lazy_demangler): New class.
4989 (Version_script_info::get_symbol_version_helper): Demangle a
4992 2009-01-29 Cary Coutant <ccoutant@google.com>
4994 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4996 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4998 2009-01-28 Ian Lance Taylor <iant@google.com>
5000 * version.cc (version_string): Bump to 1.9.
5002 * gold.h: Include <cstring> and <stdint.h>.
5003 * version.cc: Include <cstdio>.
5004 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5006 * reduced_debug_output.cc (insert_into_vector): Rename from
5007 Insert_into_vector; change all callers. Use Swap_unaligned to
5008 avoid aliasing issue; remove union since it is unnecessary.
5010 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5012 * Makefile.am (CCFILES): Add gc.cc.
5014 * Makefile.in: Regenerate.
5015 * gold.cc (Gc_runner): New class.
5016 (queue_initial_tasks): Call garbage collection related tasks
5017 when corresponding options are invoked.
5018 (queue_middle_gc_tasks): New function.
5019 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5020 processed early before laying out sections during garbage collection.
5021 * gold.h (queue_middle_gc_tasks): New function.
5022 (is_prefix_of): Move from "layout.cc".
5023 * i386.cc (Target_i386::gc_process_relocs): New function.
5024 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5025 * main.cc (main): Create object of class "Garbage_collection".
5026 * object.cc (Relobj::copy_symbols_data): New function.
5027 (Relobj::is_section_name_included): New function.
5028 (Sized_relobj::do_layout): Allow this function to be called twice
5029 during garbage collection and defer layout of section during the
5031 * object.h (Relobj::get_symbols_data): New function.
5032 (Relobj::is_section_name_included): New function.
5033 (Relobj::copy_symbols_data): New function.
5034 (Relobj::set_symbols_data): New function.
5035 (Relobj::get_relocs_data): New function.
5036 (Relobj::set_relocs_data): New function.
5037 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5038 (Relobj::gc_process_relocs): New function.
5039 (Relobj::do_gc_process_relocs): New pure virtual function.
5040 (Relobj::sd_): New data member.
5041 (Sized_relobj::is_output_section_offset_invalid): New function.
5042 (Sized_relobj::do_gc_process_relocs): New function.
5043 * options.h (General_options::gc_sections): Modify to not be a no-op.
5044 (General_options::print_gc_sections): New option.
5045 * plugin.cc (Plugin_finish::run): Remove function call to
5046 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5047 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5048 * reloc.cc (Read_relocs::run): Add task to process relocs and
5049 determine unreferenced sections when doing garbage collection.
5050 (Gc_process_relocs): New class.
5051 (Sized_relobj::do_gc_process_relocs): New function.
5052 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5053 sections that are garbage collected.
5054 * reloc.h (Gc_process_relocs): New class.
5055 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5056 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5057 symbols whose corresponding sections are garbage collected.
5058 (Symbol_table::Symbol_table): Add new parameter for the garbage
5060 (Symbol_table::gc_mark_undef_symbols): New function.
5061 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5062 (Symbol_table::gc_mark_dyn_syms): New function.
5063 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5065 (Symbol_table::add_from_object): Likewise.
5066 (Symbol_table::add_from_relobj): When building shared objects, do not
5067 treat externally visible symbols as garbage.
5068 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5069 table information for static and relocatable links.
5070 * symtab.h (Symbol_table::set_gc): New function.
5071 (Symbol_table::gc): New function.
5072 (Symbol_table::gc_mark_undef_symbols): New function.
5073 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5074 (Symbol_table::gc_mark_dyn_syms): New function.
5075 (Symbol_table::gc_): New data member.
5076 * target.h (Sized_target::gc_process_relocs): New pure virtual
5078 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5079 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5081 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5083 * options.h (General_options::gc_sections): Define as a no-op for now.
5084 (General_options::no_keep_memory): Ditto.
5085 (General_options::Bshareable): Define.
5086 * options.cc (General_options::finalize): Honor -Bshareable.
5088 2009-01-20 Andreas Schwab <schwab@suse.de>
5090 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5091 read the value in the contents, since we don't use it. Use the
5092 template endianness when writing.
5093 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5095 2009-01-19 Andreas Schwab <schwab@suse.de>
5097 * configure.tgt (powerpc64-*): Fix targ_obj.
5099 2009-01-15 Ian Lance Taylor <iant@google.com>
5101 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5102 local symbols when stripping all symbols.
5104 2009-01-14 Cary Coutant <ccoutant@google.com>
5106 * output.cc (Output_reloc): Add explicit instantiations.
5108 2009-01-14 Cary Coutant <ccoutant@google.com>
5110 * archive.cc (Archive::get_elf_object_for_member): Remove call
5111 to File_read::claim_for_plugin.
5112 * descriptors.cc (Descriptors::open): Remove reference to
5114 (Descriptors::claim_for_plugin): Remove.
5115 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5116 (Descriptors::is_claimed): Remove.
5117 (claim_descriptor_for_plugin): Remove.
5118 * fileread.cc (File_read::claim_for_plugin): Remove.
5119 * fileread.h (File_read::claim_for_plugin): Remove.
5120 (File_read::descriptor): Reopen descriptor if necessary.
5121 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5122 (Plugin_manager::all_symbols_read): Add task parameter. Change
5124 (Plugin_manager::get_input_file): New function.
5125 (Plugin_manager::release_input_file): New function.
5126 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5127 corresponding data member.
5128 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5129 and pass to base constructor. Change all callers.
5130 (get_input_file, release_input_file): New functions.
5131 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5132 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5133 (Plugin_manager::all_symbols_read): Add task parameter.
5134 (Plugin_manager::get_input_file): New function.
5135 (Plugin_manager::release_input_file): New function.
5136 (Plugin_manager::task_): New data member.
5137 (Pluginobj::Pluginobj): Add filesize parameter.
5138 (Pluginobj::filename): New function.
5139 (Pluginobj::descriptor): New function.
5140 (Pluginobj::filesize): New function.
5141 (Pluginobj::filesize_): New data member.
5142 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5143 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5144 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5146 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5147 with archive libraries.
5148 * testsuite/Makefile.in: Regenerate.
5149 * testsuite/plugin_test.c (struct sym_info): New type.
5150 (get_input_file, release_input_file): New static variables.
5151 (onload): Capture new transfer vector entries.
5152 (claim_file_hook): Stop reading at end of file according to filesize.
5153 Factor out parsing of readelf output into separate function.
5154 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5155 APIs and get the source file name from the symbol table. Convert
5156 source file name to corresponding object file name. Print info
5157 message when adding new input files.
5158 (parse_readelf_line): New function.
5159 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5160 * testsuite/plugin_test_2.sh: Likewise.
5161 * testsuite/plugin_test_3.sh: Likewise.
5162 * testsuite/plugin_test_4.sh: New test case.
5164 2009-01-07 Ian Lance Taylor <iant@google.com>
5166 * version.cc (version_string): Bump to 1.8.
5168 2008-12-23 Cary Coutant <ccoutant@google.com>
5170 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5171 * plugin.cc (Plugin_manager::finish): Rename as
5172 layout_deferred_objects. Move cleanup to separate function.
5173 (Plugin_manager::cleanup): New function.
5174 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5176 * plugin.h (Plugin_manager::finish): Rename as
5177 layout_deferred_objects.
5178 (Plugin_manager::cleanup): New function.
5179 (Plugin_manager::cleanup_done): New field.
5181 2008-12-23 Cary Coutant <ccoutant@google.com>
5183 * plugin.cc (is_visible_from_outside): New function.
5184 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5185 so we don't return "IR only" status for exported symbols or -r links.
5187 * testsuite/Makefile.am (plugin_test_3): New test case.
5188 * testsuite/Makefile.in: Regenerate.
5189 * testsuite/plugin_test_3.sh: New file.
5191 2008-12-22 Cary Coutant <ccoutant@google.com>
5193 * object.cc (Sized_relobj::layout_section): New function.
5194 (Sized_relobj::do_layout): Defer layout of input sections until after
5195 plugin has provided replacement files.
5196 (Sized_relobj::do_layout_deferred_sections): New function.
5197 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5198 (Relobj::layout_deferred_sections): New function.
5199 (Relobj::do_layout_deferred_sections): New function.
5200 (Sized_relobj::do_layout_deferred_sections): New function.
5201 (Sized_relobj::layout_section): New function.
5202 (Sized_relobj::Deferred_layout): New structure.
5203 (Sized_relobj::deferred_layout_): New field.
5204 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5205 Change all callers. Layout deferred sections.
5206 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5208 (Plugin_hook::run): Move code from do_plugin_hook inline.
5209 (Plugin_hook::do_plugin_hook): Remove.
5210 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5211 (Plugin_manager::finish): Renamed, was cleanup.
5212 (Plugin_manager::should_defer_layout): New function.
5213 (Plugin_manager::add_deferred_layout_object): New function.
5214 (Plugin_manager::Deferred_layout_list): New type.
5215 (Plugin_manager::deferred_layout_objects_): New field.
5216 (Plugin_hook::do_plugin_hook): Remove.
5218 2008-12-17 Ian Lance Taylor <iant@google.com>
5220 * options.h (class General_options): Add --no case for
5223 2008-12-16 Cary Coutant <ccoutant@google.com>
5225 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5227 (Plugin_manager::claim_file): Create plugin object even if
5228 plugin did not call the add_symbols callback.
5229 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5230 asking for more symbols than were added.
5231 * testsuite/Makefile.am (plugin_test_1): Add test case with
5233 (empty.syms): New target.
5234 * testsuite/Makefile.in: Regenerate.
5235 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5236 message. Don't call add_symbols if no globals.
5237 (all_symbols_read_hook): Don't provide replacement for empty
5240 2008-12-12 Ian Lance Taylor <iant@google.com>
5242 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5243 r_type == 0 for a local symbol with r_sym == 0.
5244 (scan_relocatable_relocs): Pass r_sym to
5245 local_non_section_strategy.
5246 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5249 * configure.ac: Update test for TLS descriptors: they are
5250 supported as of glibc 2.9.
5251 * configure: Rebuild.
5253 2008-12-11 Ian Lance Taylor <iant@google.com>
5256 * target-reloc.h (Default_scan_relocatable_relocs): For each
5257 function, map r_type == 0 to RELOC_DISCARD.
5259 2008-12-10 Cary Coutant <ccoutant@google.com>
5261 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5262 object to override a kept COMDAT group from a plugin object.
5264 2008-12-09 Ian Lance Taylor <iant@google.com>
5267 * yyscript.y (file_cmd): Handle INPUT.
5269 * testsuite/initpri1.c: Change all declarations to be full
5270 prototypes by adding void, to avoid compiler warnings.
5272 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5274 * options.cc (General_options::parse_plugin_opt): New.
5275 (General_options::add_plugin): The argument now is just the filename.
5276 (General_options::add_plugin_option): New.
5277 * options.h (plugin_opt): New.
5278 (add_plugin): Change argument name.
5279 (add_plugin_option): New.
5280 * plugin.cc (Plugin::load): Don't parse the plugin option.
5281 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5282 (Plugin::add_option): New.
5283 (Plugin::args_): Change type.
5284 (Plugin::filename_): New.
5285 (Plugin_manager::add_plugin_option): New.
5286 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5287 * testsuite/Makefile.in: Regenerate.
5289 2008-12-05 Cary Coutant <ccoutant@google.com>
5291 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5292 Handle --strip-lto-sections option.
5293 * options.h (strip_lto_sections): New option.
5295 2008-12-01 Cary Coutant <ccoutant@google.com>
5297 * plugin.cc (ld_plugin_message): Change format parameter to const.
5298 Fix mismatch between new[] and delete.
5300 2008-11-14 Cary Coutant <ccoutant@google.com>
5302 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5305 2008-11-05 Craig Silverstein <csilvers@google.com>
5307 * options.cc (General_options::parse_dynamic_list): New function.
5308 * options.h (General_options): New flags dynamic_list,
5309 dynamic_list_data, dynamic_list_cpp_new, and
5310 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5311 (General_options::in_dynamic_list): New function.
5312 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5313 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5314 (Lex::can_continue_name): Likewise.
5316 (read_script_file): New parameter script_options.
5317 (read_dynamic_list): New function.
5318 (Script_options::define_dynamic_list): New function.
5319 (dynamic_list_keyword_parsecodes): New variable.
5320 (dynamic_list_keywords): New variable.
5321 * script.h (Script_options::define_dynamic_list): New function
5323 (read_dynamic_list): New function prototype.
5324 * symtab.cc (strprefix): New macro.
5325 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5326 dynamic_list_data, dynamic_list_cpp_new, and
5327 dynamic_list_cpp_typeinfo.
5328 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5329 (dynamic_list_expr): New rule.
5330 (dynamic_list_nodes): Likewise.
5331 (dynamic_list_node): Likewise.
5332 * testsuite/Makefile.am (dynamic_list): New test.
5333 * testsuite/Makefile.in: Regenerated.
5334 * testsuite/dynamic_list.t: New file.
5335 * testsuite/dynamic_list.sh: New file.
5337 2008-11-05 Craig Silverstein <csilvers@google.com>
5339 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5340 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5341 (t11_last): Likewise.
5342 * testsuite/ver_test_6.c (main): Likewise.
5344 2008-10-07 Cary Coutant <ccoutant@google.com>
5346 * options.c (General_options::finalize): Add check for -static and
5348 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5351 2008-10-02 Cary Coutant <ccoutant@google.com>
5353 * plugin.cc (make_sized_plugin_object): Fix conditional
5354 compilation to work when not all targets are enabled.
5356 2008-09-29 Cary Coutant <ccoutant@google.com>
5358 * archive.cc (Archive::get_file_and_offset): Use filename instead
5359 of name to get library path.
5360 (Archive::include_member): Unlock external member of a thin archive.
5362 * testsuite/Makefile.am (TEST_AR): New variable.
5363 (thin_archive_test_1): New test.
5364 (thin_archive_test_2): New test.
5365 * testsuite/Makefile.in: Regenerate.
5366 * testsuite/thin_archive_main.cc: New file.
5367 * testsuite/thin_archive_test_1.cc: New file.
5368 * testsuite/thin_archive_test_2.cc: New file.
5369 * testsuite/thin_archive_test_3.cc: New file.
5370 * testsuite/thin_archive_test_4.cc: New file.
5372 2008-09-29 Cary Coutant <ccoutant@google.com>
5374 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5375 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5377 (Sized_relobj::do_finalize_local_symbols): Likewise.
5378 (Sized_relobj::map_to_kept_section): Likewise.
5379 * object.h (Sized_relobj::invalid_address): New constant.
5380 (Sized_relobj::do_output_section_offset): Check for invalid_address
5382 * output.cc (Output_reloc::local_section_offset): Use constant
5383 invalid_address instead of -1U.
5384 (Output_reloc::get_address): Likewise.
5385 (Output_section::output_address): Change -1U to -1ULL.
5386 * output.h (Output_reloc::invalid_address): New constant.
5387 * reloc.cc (Sized_relobj::write_sections): Use constant
5388 invalid_address instead of -1U.
5389 (Sized_relobj::relocate_sections): Likewise.
5390 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5391 values for merge sections.
5392 * target-reloc.h (relocate_for_relocatable): Use constant
5393 invalid_address instead of -1U.
5395 2008-09-19 Cary Coutant <ccoutant@google.com>
5397 Add plugin functionality for link-time optimization (LTO).
5398 * configure.ac (plugins): Add --enable-plugins option.
5399 * configure: Regenerate.
5400 * config.in: Regenerate.
5401 * Makefile.am (LIBDL): New variable.
5402 (CCFILES): Add plugin.cc.
5403 (HFILES): Add plugin.h.
5404 (ldadd_var): Add LIBDL.
5405 * Makefile.in: Regenerate.
5407 * archive.cc: Include "plugin.h".
5408 (Archive::setup): Don't preread archive symbols when using a plugin.
5409 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5410 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5412 (Archive::include_member): Add symbols from plugin objects.
5413 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5414 * descriptors.cc (Descriptors::open): Check for file descriptors
5415 abandoned by plugins.
5416 (Descriptors::claim_for_plugin): New function.
5417 * descriptors.h (Descriptors::claim_for_plugin): New function.
5418 (Open_descriptor::is_claimed): New field.
5419 (claim_descriptor_for_plugin): New function.
5420 * fileread.cc (File_read::claim_for_plugin): New function.
5421 * fileread.h (File_read::claim_for_plugin): New function.
5422 (File_read::descriptor): New function.
5423 * gold.cc: Include "plugin.h".
5424 (queue_initial_tasks): Add task to call plugin hooks for generating
5426 * main.cc: Include "plugin.h".
5427 (main): Load plugin libraries.
5428 * object.h (Pluginobj): Declare.
5429 (Object::pluginobj): New function.
5430 (Object::do_pluginobj): New function.
5431 (Object::set_target): New function.
5432 * options.cc: Include "plugin.h".
5433 (General_options::parse_plugin): New function.
5434 (General_options::General_options): Initialize plugins_ field.
5435 (General_options::add_plugin): New function.
5436 * options.h (Plugin_manager): Declare.
5437 (General_options): Add --plugin option.
5438 (General_options::has_plugins): New function.
5439 (General_options::plugins): New function.
5440 (General_options::add_plugin): New function.
5441 (General_options::plugins_): New field.
5442 * plugin.cc: New file.
5443 * plugin.h: New file.
5444 * readsyms.cc: Include "plugin.h".
5445 (Read_symbols::do_read_symbols): Check for archive before checking
5446 for ELF file. Call plugin hooks to claim files.
5447 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5448 from a real object file; force override when processing replacement
5450 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5451 (Symbol::init_base_object): Likewise.
5452 (Symbol::init_base_output_data): Likewise.
5453 (Symbol::init_base_output_segment): Likewise.
5454 (Symbol::init_base_constant): Likewise.
5455 (Symbol::init_base_undefined): Likewise.
5456 (Symbol::output_section): Assert that object is not a plugin.
5457 (Symbol_table::add_from_pluginobj): New function.
5458 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5460 (Symbol_table::sized_write_globals): Likewise.
5461 (Symbol_table::add_from_pluginobj): Instantiate template.
5462 * symtab.h (Sized_pluginobj): Declare.
5463 (Symbol::in_real_elf): New function.
5464 (Symbol::set_in_real_elf): New function.
5465 (Symbol::in_real_elf_): New field.
5466 (Symbol_table::add_from_pluginobj): New function.
5468 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5469 (LIBDL): New variable.
5471 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5472 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5473 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5474 (MOSTLYCLEANFILES): Likewise.
5475 * testsuite/Makefile.in: Regenerate.
5476 * testsuite/plugin_test.c: New file.
5477 * testsuite/plugin_test_1.sh: New file.
5478 * testsuite/plugin_test_2.sh: New file.
5480 2008-09-16 Ian Lance Taylor <iant@google.com>
5482 * target-reloc.h (relocate_section): Check whether a symbol is
5483 defined by the ABI before reporting an undefined symbol error.
5484 * target.h (Target::is_defined_by_abi): Make parameter const.
5485 (Target::do_is_defined_by_abi): Likewise.
5486 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5487 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5488 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5489 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5490 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5491 * testsuite/Makefile.in: Rebuild.
5493 * fileread.cc (make_view): Add casts to avoid warning.
5495 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5497 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5498 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5500 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5502 * options.h (General_options::output_is_executable): New.
5503 (General_options::output_is_pie): New.
5504 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5505 for shared libraries.
5506 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5508 2008-09-11 Chris Demetriou <cgd@google.com>
5510 * options.h (origin): New -z option.
5511 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5512 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5515 2008-09-05 Cary Coutant <ccoutant@google.com>
5517 * fileread.cc (File_read::make_view): Add check for attempt to map
5520 2008-09-05 Cary Coutant <ccoutant@google.com>
5522 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5523 explicit instantiations.
5525 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5528 * options.cc (General_options::finalize): Allow undefined symbols
5529 in shlibs if linking -shared.
5532 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5533 symbols as not needing a dynsym entry.
5535 2008-08-20 Craig Silverstein <csilvers@google.com>
5537 * fileread.cc (File_read::open): Do not lock the file unless it
5538 was successfully opened.
5540 2008-08-14 Cary Coutant <ccoutant@google.com>
5542 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5543 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5544 * testsuite/tls_test.cc (struct int128): 128-bit struct
5545 for testing TLS relocs with non-zero addend.
5546 (v12): New TLS variable.
5548 (t_last): Add check for v12.
5549 * testsuite/tls_test.h (t12): New function.
5550 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5552 2008-08-13 Ian Lance Taylor <iant@google.com>
5554 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5555 set tls_segment_ or relro_segment_.
5556 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5558 * output.h (Output_section::clear_is_relro): New function.
5559 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5560 sections specially even when output_data_ is empty.
5561 (Output_segment::maximum_alignment): When first section is relro,
5562 only force alignment for PT_LOAD segments.
5563 * script.cc (script_data_segment_align): New function.
5564 (script_data_segment_relro_end): New function.
5565 * script-c.h (script_data_segment_align): Declare.
5566 (script_data_segment_relro_end): Declare.
5567 * script-sections.h (class Script_sections): Declare
5568 data_segment_align and data_segment_relro_end. Add fields
5569 segment_align_index_ and saw_relro_end_.
5570 * script-sections.cc (class Sections_element): Add set_is_relro
5571 virtual function. Add new bool* parameter to place_orphan_here.
5572 Add get_output_section virtual function.
5573 (class Output_section_definition): Add set_is_relro. Add new
5574 bool* parameter to place_orphan_here. Add get_output_section.
5575 Add is_relro_ field.
5576 (Output_section_definition::Output_section_definition): Initialize
5577 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5578 and is_relro_ fields.
5579 (Output_section_definition::place_orphan_here): Add is_relro
5581 (Output_section_definition::set_section_addresses): Set relro for
5583 (Output_section_definition::alternate_constraint): Likewise.
5584 (class Orphan_output_section): Add new bool* parameter to
5585 place_orphan_here. Add get_output_section.
5586 (Orphan_output_section::place_orphan_here): Add is_relro
5588 (Script_sections::Script_sections): Initialize
5589 data_segment_align_index_ and saw_relro_end_.
5590 (Script_sections::data_segment_align): New function.
5591 (Script_sections::data_segment_relro_end): New function.
5592 (Script_sections::place_orphan): Set or clear is_relro.
5593 (Script_sections::set_section_addresses): Force alignment of first
5595 * yyscript.y (exp): Call script_data_segment_align and
5596 script_data_segment_relro_end.
5597 * testsuite/relro_script_test.t: New file.
5598 * testsuite/relro_test.cc (using_script): Declare.
5599 (t1, t2): Test using_script.
5600 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5601 (relro_script_test_SOURCES): Define.
5602 (relro_script_test_DEPENDENCIES): Define.
5603 (relro_script_test_LDFLAGS): Define.
5604 (relro_script_test_LDADD): Define.
5605 (relro_script_test.so): New target.
5606 * testsuite/Makefile.in: Rebuild.
5608 2008-08-06 Cary Coutant <ccoutant@google.com>
5610 * archive.cc (Archive::total_archives, Archive::total_members)
5611 (Archive::total_members_loaded): New variables.
5612 (Archive::setup): Add parameter. Add option to preread
5614 (Archive::read_armap): Add counter.
5615 (Archive::get_file_and_offset): New function.
5616 (Archive::get_elf_object_for_member): New function.
5617 (Archive::read_all_symbols): New function.
5618 (Archive::read_symbols): New function.
5619 (Archive::add_symbols): Add counters.
5620 (Archive::include_all_members): Use armap to find members if it's
5622 (Archive::include_member): Skip reading symbols if already read.
5623 Factored code into Archive::get_file_and_offset and
5624 Archive::get_elf_object_for_member. Changed call to
5625 Mapfile::report_include_archive_member.
5626 (Archive::print_stats): New function.
5627 * archive.h: Declare Object and Read_symbols_data classes.
5628 (Archive::Archive): Add initializers for new members.
5629 (Archive::setup): Add parameter.
5630 (Archive::print_stats): New function.
5631 (Archive::total_archives, Archive::total_members)
5632 (Archive::total_members_loaded): New variables.
5633 (Archive::get_file_and_offset): New function.
5634 (Archive::get_elf_object_for_member): New function.
5635 (Archive::read_all_symbols): New function.
5636 (Archive::read_symbols): New function.
5637 (Archive::Archive_member): New class.
5638 (Archive::members_): New member.
5639 (Archive::num_members_): New member.
5640 * main.cc: Include archive.h.
5641 (main): Call Archive::print_stats.
5642 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5643 archive parameter; member_name is now the fully-decorated name.
5644 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5645 * options.h: (General_options): Add --preread-archive-symbols option.
5646 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5649 2008-08-04 Ian Lance Taylor <iant@google.com>
5651 * symtab.h (Symbol::use_plt_offset): New function.
5652 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5653 * powerpc.cc (Relocate::relocate): Likewise.
5654 * sparc.cc (Relocate::relocate): Likewise.
5655 * x86_64.cc (Relocate::relocate): Likewise.
5656 * testsuite/weak_plt.sh: New test.
5657 * testsuite/weak_plt_main.cc: New test.
5658 * testsuite/weak_plt_shared.cc: New test.
5659 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5660 (check_PROGRAMS): Add weak_plt.
5661 (check_DATA): Add weak_plt_shared.so.
5662 (weak_plt_main_pic.o, weak_plt): New targets.
5663 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5664 * testsuite/Makefile.in: Rebuild.
5666 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5668 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5669 * testsuite/Makefile.in: Rebuild.
5671 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5673 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5674 * Makefile.in: Regenerate.
5675 * po/POTFILES.in: Regenerate.
5677 2008-07-29 Ian Lance Taylor <iant@google.com>
5679 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5680 symbols before other symbols.
5681 * testsuite/script_test_2.cc (test_addr): Declare.
5682 (test_addr_alias): Declare.
5683 (main): Check that test_addr and test_addr_alias have the right
5685 * testsuite/script_test_2.t: Define test_addr_alias and
5688 2008-07-24 Ian Lance Taylor <iant@google.com>
5691 * descriptors.cc: New file.
5692 * descriptors.h: New file.
5693 * gold-threads.h (class Hold_optional_lock): New class.
5694 * fileread.cc: Include "descriptors.h".
5695 (File_read::~File_read): Release descriptor rather than closing
5697 (File_read::open) [file]: Call open_descriptor rather than open.
5698 Set is_descriptor_opened_.
5699 (File_read::open) [memory]: Assert that descriptor is not open.
5700 (File_read::reopen_descriptor): New function.
5701 (File_read::release): Release descriptor.
5702 (File_read::do_read): Make non-const. Reopen descriptor.
5703 (File_read::read): Make non-const.
5704 (File_read::make_view): Reopen descriptor.
5705 (File_read::do_readv): Likewise.
5706 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5707 Update declarations.
5708 * layout.cc: Include "descriptors.h".
5709 (Layout::create_build_id): Use open_descriptor rather than open.
5710 * output.cc: Include "descriptors.h".
5711 (Output_file::open): Use open_descriptor rather than open.
5712 * archive.cc (Archive::const_iterator): Change Archive to be
5714 (Archive::begin, Archive::end): Make non-const.
5715 (Archive::count_members): Likewise.
5716 * archive.h (class Archive): Update declarations.
5717 * object.h (Object::read): Make non-const.
5718 * Makefile.am (CCFILES): Add descriptors.cc.
5719 (HFILES): Add descriptors.h.
5720 * Makefile.in: Rebuild.
5723 * gold.h: Always include <clocale>. Add Solaris workarounds
5724 following code in binutils/sysdep.h.
5727 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5728 this->eh_frame_hdr_ is NULL before using it.
5730 * dynobj.cc (Versions::Versions): Update comment.
5732 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5733 the base version name.
5735 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5736 array size plus one.
5737 (Stringpool_template::set_string_offsets): Subtract one from key
5738 before using it as an array index.
5739 (Stringpool_template::get_offset_with_length): Likewise.
5740 (Stringpool_template::write_to_buffer): Likewise.
5741 * stringpool.h (Stringpool_template::get_offset_from_key):
5744 2008-07-23 Ian Lance Taylor <iant@google.com>
5747 * object.h (Merged_symbol_value::value): Do our best to handle a
5751 * script.cc (Version_script_info::get_versions): Don't add empty
5752 version tag to return value.
5753 (Version_script_info::get_symbol_version_helper): Change return
5754 type to bool. Add pversion parameter. Change all callers.
5755 (script_register_vers_node): Don't require a non-NULL tag.
5756 * script.h (class Version_script_info): Update declarations.
5757 (Version_script_info::get_symbol_version): Change return type to
5758 bool. Add version parameter. Change all callers.
5759 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5760 handling. Handle an empty version from a version script.
5761 (Symbol_table::define_special_symbol): Likewise.
5762 * testsuite/ver_test_10.script: New file.
5763 * testsuite/ver_test_10.sh: New file.
5764 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5765 (check_DATA): Add ver_test_10.syms.
5766 (ver_test_10.syms, ver_test_10.so): New target.
5767 * testsuite/Makefile.in: Rebuild.
5769 2008-07-23 Simon Baldwin <simonb@google.com>
5771 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5772 to zero for undefined symbols from dynamic libraries.
5774 2008-07-23 Ian Lance Taylor <iant@google.com>
5776 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5778 * symtab.h (class Symbol_table): Update declaration.
5779 * testsuite/ver_test_9.cc: New file.
5780 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5781 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5782 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5783 (ver_test_9.so, ver_test_9.o): New targets.
5784 * testsuite/Makefile.in: Rebuild.
5786 2008-07-22 Ian Lance Taylor <iant@google.com>
5788 * options.h (class General_options): Define --check-sections.
5789 * layout.cc (Layout::set_segment_offsets): Handle
5792 * options.h (class General_options): Define -n/--nmagic and
5794 * options.cc (General_options::finalize): For -n/--nmagic or
5795 -N/--omagic, set -static.
5796 * layout.cc (Layout::attach_allocated_section_to_segment): If
5797 -N/--omagic, don't put read-only and read-write sections in
5799 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5800 finding a read-only segment.
5801 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5802 don't set the minimum segment alignment to the common page size,
5803 and don't set the file offset to the address modulo the page size.
5804 * script-sections.cc (Script_sections::create_segments): If
5805 -n/--omagic, don't put read-only and read-write sections in
5808 * cref.cc: New file.
5810 * options.h (class General_options): Add --print-symbol-counts.
5811 * main.cc (main): Issue defined symbol report if requested.
5812 * archive.cc (Archive::interpret_header): Make into a const member
5814 (Archive::add_symbols): Call Input_objects::archive_start and
5816 (Archive::const_iterator): Define new class.
5817 (Archive::begin, Archive::end): New functions.
5818 (Archive::include_all_members): Rewrite to use iterator.
5819 (Archive::count_members): New function.
5820 * archive.h (class Archive): Update declarations.
5821 (Archive::filename): New function.
5822 * object.cc: Include "cref.h".
5823 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5824 (Sized_relobj::do_get_global_symbol_counts): New function.
5825 (Input_objects::add_object): Add object to cross-referencer.
5826 (Input_objects::archive_start): New function.
5827 (Input_objects::archive_stop): New function.
5828 (Input_objects::print_symbol_counts): New function.
5829 * object.h: Declare Cref and Archive.
5830 (Object::get_global_symbol_counts): New function.
5831 (Object::do_get_global_symbol_counts): New pure virtual function.
5832 (class Sized_relobj): Add defined_count_ field. Update
5834 (class Input_objects): Add cref_ field. Update constructor.
5835 Update declarations.
5836 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5838 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5840 (Sized_dynobj::do_get_global_symbol_counts): New function.
5841 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5842 defined_count_. Update declarations. Define Symbols typedef.
5843 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5844 parameter. Change all callers.
5845 (Symbol_table::add_from_dynobj): Add sympointers and defined
5846 parameters. Change all callers.
5847 * symtab.h (class Symbol_table): Update declarations.
5848 * Makefile.am (CCFILES): Add cref.cc.
5849 (HFILES): Add cref.h.
5850 * Makefile.in: Rebuild.
5852 2008-07-22 Simon Baldwin <simonb@google.com>
5854 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5855 to zero when writing undefined symbols.
5857 2008-07-22 Ian Lance Taylor <iant@google.com>
5859 * output.cc (Output_section::add_input_section): Don't try to
5860 merge empty merge sections.
5862 2008-07-21 Craig Silverstein <csilvers@google.com>
5864 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5865 Include symbol version in error message.
5867 2008-07-20 Chris Demetriou <cgd@google.com>
5869 * configure.ac (gold_cv_c_random_seed): New configured variable.
5870 (RANDOM_SEED_CFLAGS): New substituted variable.
5871 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5872 * configure: Rebuild.
5873 * Makefile.in: Likewise.
5874 * testsuite/Makefile.in: Likewise.
5876 2008-07-18 Ian Lance Taylor <iant@google.com>
5878 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5879 where we see NAME/NULL and NAME/VERSION as separate symbols.
5880 * testsuite/ver_test_main.cc (main): Call t4.
5881 (t4, t4_2a): Define.
5882 * testsuite/ver_test_2.cc (t4_2): Define.
5883 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5884 * testsuite/ver_test_4.cc (t4_2a): Define.
5885 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5886 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5888 2008-07-17 Ian Lance Taylor <iant@google.com>
5890 * dynobj.cc (Versions::add_def): If we give an error about a
5891 missing version, go ahead and create the version anyhow.
5893 2008-07-10 Ian Lance Taylor <iant@google.com>
5895 Handle output sections with more than 0x7fffffff bytes.
5896 * object.h (class Relobj): Change map_to_output_ to
5897 output_sections_, and just keep a section pointer. Change all
5898 uses. Move comdat group support to Sized_relobj.
5899 (Relobj::is_section_specially_mapped): Remove.
5900 (Relobj::output_section): Remove poff parameter. Change all
5902 (Relobj::output_section_offset): New function.
5903 (Relobj::set_section_offset): Rewrite.
5904 (Relobj::map_to_output): Remove.
5905 (Relobj::output_sections): New function.
5906 (Relobj::do_output_section_offset): New pure virtual function.
5907 (Relobj::do_set_section_offset): Likewise.
5908 (class Sized_relobj): Add section_offsets_ field. Add comdat
5909 group support from Relobj. Update declarations.
5910 (Sized_relobj::get_output_section_offset): New function.
5911 (Sized_relobj::do_output_section_offset): New function.
5912 (Sized_relobj::do_set_section_offset): New function.
5913 * object.cc (Relobj::output_section_address): Remove.
5914 (Sized_relobj::Sized_relobj): Initialize new fields.
5915 (Sized_relobj::include_section_group): Cast find_kept_object to
5917 (Sized_relobj::include_linkonce_section): Likewise.
5918 (Sized_relobj::do_layout): Use separate arrays for output section
5920 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5922 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5923 output_sections and section_offsets.
5924 (Sized_relobj::write_local_symbols): Likewise.
5925 (map_to_kept_section): Compute output address directly.
5926 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5927 output_sections and section_offsets.
5928 (Sized_relobj::write_sections): Likewise.
5929 (Sized_relobj::relocate_sections): Likewise.
5930 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5931 * output.h (class Output_reloc): Update declarations. Change
5932 u2_.relobj to Sized_relobj*.
5933 (class Output_data_reloc): Change add functions to use
5935 * output.cc (Output_reloc::Output_reloc): Change relobj to
5937 (Output_reloc::local_section_offset): Change return type to
5938 Elf_Addr. Use get_output_section_offset.
5939 (Output_reloc::get_address): Likewise.
5940 (Output_section::is_input_address_mapped): Don't call
5941 is_section_specially_mapped.
5942 (Output_section::output_offset): Likewise.
5943 (Output_section::output_address): Likewise.
5944 (Output_section::starting_output_address): Likewise.
5945 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5946 parameter to Sized_relobj*.
5947 (Copy_relocs::need_copy_reloc): Likewise.
5948 (Copy_relocs::save): Likewise.
5949 * copy-relocs.h (class Copy_relocs): Update declarations.
5950 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5951 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5952 * target-reloc.h (relocate_for_relocatable): Change
5953 offset_in_output_section type to Elf_Addr. Change code that uses
5955 * layout.cc (Layout::layout): Always set *off.
5956 * mapfile.cc (Mapfile::print_input_section): Use
5957 output_section_offset.
5958 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5960 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5961 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5962 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5964 2008-07-03 Ian Lance Taylor <iant@google.com>
5966 * layout.cc (Layout::include_section): Do not discard unrecognized
5967 SHT_STRTAB sections.
5969 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5971 * script.cc (Lex::can_continue_name): Make '?' allowable in
5972 version-script names.
5973 * testsuite/version_script.map: Change glob pattern to use '?'
5975 2008-06-30 Manish Singh <yosh@gimp.org>
5978 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5981 2008-06-30 Ian Lance Taylor <iant@google.com>
5985 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5986 versions]: Don't try to read the value in the contents, since we
5987 don't use it. Use the template endianness when writing.
5989 2008-06-25 Cary Coutant <ccoutant@google.com>
5991 * fileread.cc (File_read::make_view): Assert on zero-length view.
5992 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5993 symbol table when there are no symbols to read.
5995 2008-06-23 Craig Silverstein <csilvers@google.com>
5997 * version.cc (version_string): Bump to 1.7
5999 2008-06-18 Craig Silverstein <csilvers@google.com>
6001 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6002 constant 0xFFFF to type Valtype.
6003 (Powerpc_relocate_functions::rel16_ha): Likewise.
6005 2008-06-17 Ian Lance Taylor <iant@google.com>
6007 * output.h (Output_section::Input_section): Initialize p2align_ to
6008 zero for Output_section_data constructors.
6009 (Output_section::Input_section::addralign): If not an input
6010 section, return the alignment of the Output_section_data.
6011 * testsuite/copy_test.cc: New file.
6012 * testsuite/copy_test_1.cc: New file.
6013 * testsuite/copy_test_2.cc: New file.
6014 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6015 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6016 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6017 (copy_test_1_pic.o, copy_test_1.so): New targets.
6018 (copy_test_2_pic.o, copy_test_2.so): New targets.
6019 * testsuite/Makefile.in: Rebuild.
6021 * script-sections.cc (Script_sections::place_orphan): Initialize
6022 local variable exact.
6024 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6026 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6028 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6029 David S. Miller <davem@davemloft.net>
6031 * powerpc.cc: New file.
6032 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6033 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6034 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6035 * Makefile.in: Rebuild.
6037 2008-06-09 Ian Lance Taylor <iant@google.com>
6039 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6041 (throwing, orig_terminate): New static variables.
6042 (terminate_handler): New static function.
6043 (t2): Set terminate handler.
6045 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6048 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6051 2008-05-30 Cary Coutant <ccoutant@google.com>
6053 * archive.cc (Archive::include_all_members) Correct to step
6054 over symbol table and extended name table in thin archives.
6056 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6059 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6062 2008-05-28 Caleb Howe <cshowe@google.com>
6064 * reduced_debug_output.cc: New file.
6065 * reduced_debug_output.h: New file.
6066 * options.h (class General_options): Add --strip-debug-non-line.
6067 * options.cc (General_options::finalize): Add strip_debug_non_line
6068 to the strip heirarchy.
6069 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6071 * layout.cc: Include "reduced_debug_output.h".
6072 (Layout::Layout): Initialize new fields.
6073 (line_only_debug_sections): New static array.
6074 (is_lines_only_debug_sections): New static inline function.
6075 (Layout::include_section): Handle --strip-debug-non-line.
6076 (Layout::make_output_section): If --strip-debug-non-line, build
6077 new output sections for .debug_abbrev and .debug_info.
6078 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6079 gold. Warn about possible overflow.
6080 (read_signed_LEB_128): Likewise.
6081 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6082 (read_signed_LEB_128): Declare.
6083 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6084 (HFILES): Add reduced_debug_output.h.
6085 * Makefile.in: Rebuild.
6087 2008-05-21 Ian Lance Taylor <iant@google.com>
6089 * mapfile.cc: New file.
6090 * mapfile.h: New file.
6091 * options.h (class General_options): Add -M/--print-map and -Map.
6092 * options.cc (General_options::finalize): Make -M equivalent to
6094 * main.cc: Include <cstdio> and "mapfile.h".
6095 (main): Open mapfile if requested.
6096 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6097 constructor. Change caller.
6098 (queue_initial_tasks): Add mapfile parameter. Change caller.
6099 (queue_middle_tasks): Likewise.
6100 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6102 * archive.cc: Include "mapfile.h".
6103 (Archive::add_symbols): Add mapfile parameter. Change all
6104 callers. Pass mapfile, symbol, and reason to include_member.
6105 (Archive::include_all_members): Add mapfile parameter. Change all
6107 (Archive::include_member): Add mapfile, sym, and why parameters.
6108 Change all callers. Report inclusion to map file.
6109 * archive.h: Include "fileread.h".
6110 (class Archive): Update declarations.
6111 (Archive::file): New const method.
6112 (class Add_archive_symbols): Add mapfile_ field. Update
6113 constructor. Change all callers.
6114 * readsyms.h (class Read_symbols): Likewise.
6115 (class Finish_group): Likewise.
6116 (class Read_script): Likewise.
6117 * common.cc: Include "mapfile.h".
6118 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6120 (Symbol_table::do_allocate_commons): Likewise.
6121 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6122 symbol allocation to mapfile.
6123 * common.h (class Allocate_commons_task): Add mapfile_ field.
6124 Update constructor. Change all callers.
6125 * symtab.h (class Symbol_table): Update declarations.
6126 * layout.cc: Include "mapfile.h".
6127 (Layout_task_runner::run): Print information to mapfile.
6128 (Layout::create_gold_note): Change Output_data_fixed_space to
6129 Output_data_zero_fill.
6130 (Layout::create_build_id): Likewise.
6131 (Layout::print_to_mapfile): New function.
6132 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6133 constructor. Change caller.
6134 (class Layout): Declare print_to_mapfile.
6135 * output.cc (Output_section::Input_section::print_to_mapfile): New
6137 (Output_section::add_input_section): If producing a map, always
6138 add to input_sections_ list.
6139 (Output_section::do_print_to_mapfile): New function.
6140 (Output_segment::print_sections_to_mapfile): New function.
6141 (Output_segment::print_section_list_to_mapfile): New function.
6142 * output.h: Include "mapfile.h".
6143 (Output_data::print_to_mapfile): New function.
6144 (Output_data::do_print_to_mapfile): New virtual function.
6145 (Output_segment_headers::do_print_to_mapfile): New function.
6146 (Output_file_header::do_print_to_mapfile): New function.
6147 (Output_data_const::do_print_to_mapfile): New function.
6148 (class Output_data_const_buffer): Add map_name_ field. Update
6149 constructor. Change all callers. Add do_print_to_mapfile
6151 (class Output_data_fixed_space): Likewise.
6152 (class Output_data_space): Likewise.
6153 (class Output_data_zero_fill): New class.
6154 (Output_data_strtab::do_print_to_mapfile): New function.
6155 (Output_data_reloc_base::do_print_to_mapfile): New function.
6156 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6157 (Output_data_group::do_print_to_mapfile): New function.
6158 (Output_data_got::do_print_to_mapfile): New function.
6159 (Output_data_dynamic::do_print_to_mapfile): New function.
6160 (Output_symtab_xindex::do_print_to_mapfile): New function.
6161 (class Output_section): Declare do_print_to_mapflie. Declare
6162 print_to_mapfile in Input_section.
6163 (class Output_segment): Declare new functions.
6164 * object.h (Sized_relobj::symbol_count): New function.
6165 * script-sections.cc
6166 (Output_section_element_dot_assignment::set_section_addresses):
6167 Change Output_data_fixed_space to Output_data_zero_fill.
6168 (Output_data_expression::do_print_to_mapfile): New function.
6169 * script.cc (read_input_script): Add mapfile parameter. Change
6171 * script.h (read_input_script): Update declaration.
6172 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6173 (Eh_frame::do_print_to_mapfile): New function.
6174 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6175 (Output_merge_string::do_print_to_mapfile): New function.
6176 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6178 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6180 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6182 * Makefile.am (CCFILES): Add mapfile.cc.
6183 (HFILES): Add mapfile.h.
6184 * Makefile.in: Rebuild.
6186 2008-05-19 Ian Lance Taylor <iant@google.com>
6188 * options.h (class General_options): Add -z relro.
6189 * layout.cc (Layout::Layout): Initialize relro_segment_.
6190 (Layout::add_output_section_data): Return the output section.
6191 (Layout::make_output_section): Rcognize relro sections and mark
6193 (Layout::attach_allocated_section_to_segment): Put relro sections
6194 in a PT_GNU_RELRO segment.
6195 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6197 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6199 (Layout::linkonce_mapping): Map d.rel.ro.local to
6201 (Layout::output_section_name): Us .data.rel.ro.local for any
6202 section which begins with that.
6203 * layout.h (class Layout): Update add_output_section_data
6204 declaration. Add relro_segment_ field.
6205 * output.cc (Output_section::Output_section): Initialize is_relro_
6206 and is_relro_local_ fields.
6207 (Output_segment::add_output_section): Group relro sections.
6208 (Output_segment::is_first_section_relro): New function.
6209 (Output_segment::maximum_alignment): If there is a relro section,
6210 align the segment to the common page size.
6211 (Output_segment::set_section_addresses): Track whether we are
6212 looking at relro sections. If the last section is a relro
6213 section, align to the common page size.
6214 (Output_segment::set_section_list_addresses): Add in_relro
6215 parameter. Change all callers. Align to the page size when
6216 moving from relro to non-relro section.
6217 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6219 * output.h (class Output_section): Add is_relro_ and
6220 is_relro_local_ fields.
6221 (Output_section::is_relro): New function.
6222 (Output_section::set_is_relro): New function.
6223 (Output_section::is_relro_local): New function.
6224 (Output_section::set_is_relro_local): New function.
6225 (class Output_segment): Update declarations.
6226 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6227 * sparc.cc (Target_sparc::got_section): Likewise.
6228 * x86_64.cc (Target_x86_64::got_section): Likewise.
6229 * testsuite/relro_test_main.cc: New file.
6230 * testsuite/relro_test.cc: New file.
6231 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6232 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6233 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6234 (relro_test.so, relro_test_pic.o): New targets.
6235 * testsuite/Makefile.in: Rebuild.
6237 2008-05-16 Ian Lance Taylor <iant@google.com>
6239 * output.cc (Output_segment::add_output_section): Remove front
6241 * output.h (class Output_segment): Remove
6242 add_initial_output_section and overloaded add_output_section.
6243 Update declaration of remaining add_output_section.
6244 * layout.cc (Layout::create_interp): Call add_output_section
6245 rather than add_initial_output_section.
6246 (Layout::finish_dynamic_section): Likewise.
6248 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6249 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6250 know the dynamic type.
6251 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6252 field. Initialize it in constructor.
6253 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6254 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6255 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6258 * output.cc (Output_reloc::get_address): Change return type to
6260 * output.h (class Output_reloc): Update get_address declaration.
6261 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6262 for section addresses.
6264 2008-05-09 Ian Lance Taylor <iant@google.com>
6267 * gold.cc (gold_nomem): Use return value of write.
6269 2008-05-08 Ian Lance Taylor <iant@google.com>
6271 * symtab.c (Symbol::init_base_output_data): Add version
6272 parameter. Change all callers.
6273 (Symbol::init_base_output_segment): Likewise.
6274 (Symbol::init_base_constant): Likewise.
6275 (Symbol::init_base_undefined): Likewise.
6276 (Sized_symbol::init_output_data): Likewise.
6277 (Sized_symbol::init_output_segment): Likewise.
6278 (Sized_symbol::init_constant): Likewise.
6279 (Sized_symbol::init_undefined): Likewise.
6280 (Symbol_table::do_define_in_output_data): If the new symbol has a
6281 version, mark it as the default.
6282 (Symbol_table::do_define_in_output_segment): Likewise.
6283 (Symbol_table::do_define_as_constant): Likewise.
6284 * symtab.h (class Symbol): Update declarations.
6285 (class Sized_symbol): Likewise.
6286 * resolve.cc (Symbol::override_version): New function.
6287 (Symbol::override_base): Call override_version.
6288 (Symbol::override_base_with_special): Likewise.
6289 * testsuite/ver_script_8.script: New file.
6290 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6291 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6292 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6293 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6295 2008-05-06 Ian Lance Taylor <iant@google.com>
6298 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6300 (class General_options): Remove existing --undefined, and add
6301 --no-undefined instead. Add new --undefined as synonym for -u.
6302 * archive.cc (Archive::add_symbols): Check whether symbol was
6304 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6305 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6306 all uses. Add IS_UNDEFINED. Update declarations to split
6307 different versions of init_base. Declare init_base_undefined.
6308 (Symbol::is_defined): Handle IS_UNDEFINED.
6309 (Symbol::is_undefined): Likewise.
6310 (Symbol::is_weak_undefined): Call is_undefined.
6311 (Symbol::is_absolute): Handle IS_CONSTANT.
6312 (class Sized_symbol): Update declarations to split different
6313 versions of init. Declare init_undefined.
6314 (class Symbol_table): Declare new functions.
6315 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6317 (Symbol::init_base_output_data): Likewise.
6318 (Symbol::init_base_output_segment): Likewise.
6319 (Symbol::init_base_constant): Likewise.
6320 (Symbol::init_base_undefined): New function.
6321 (Sized_symbol::init_object): Rename from init. Change all
6323 (Sized_symbol::init_output_data): Likewise.
6324 (Sized_symbol::init_output_segment): Likewise.
6325 (Sized_symbol::init_constant): Likewise.
6326 (Sized_symbol::init_undefined): New function.
6327 (Symbol_table::add_undefined_symbols_from_command_line): New
6329 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6331 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6332 (Symbol::output_section): Likewise.
6333 (Symbol::set_output_section): Likewise.
6334 (Symbol_table::sized_finalize_symbol): Likewise.
6335 (Symbol_table::sized_write_globals): Likewise.
6336 * resolve.cc (Symbol_table::should_override): Likewise.
6337 (Symbol::override_base_with_special): Likewise.
6339 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6340 symbol, change it to have default visibility.
6341 * testsuite/protected_1.cc: New file.
6342 * testsuite/protected_2.cc: New file.
6343 * testsuite/protected_3.cc: New file.
6344 * testsuite/protected_main_1.cc: New file.
6345 * testsuite/protected_main_2.cc: New file.
6346 * testsuite/protected_main_3.cc: New file.
6347 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6348 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6349 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6350 (protected_1.so): New target.
6351 (protected_1_pic.o, protected_2_pic.o): New targets.
6352 (protected_3_pic.o): New target.
6353 (check_PROGRAMS): Add protected_2.
6354 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6355 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6356 * testsuite/Makefile.in: Rebuild.
6358 * options.h (DEFINE_var): Add set_user_set_##varname__.
6359 (DEFINE_bool_alias): New macro.
6360 (class General_options): Define -Bstatic using DEFINE_bool_alias
6361 rather than DEFINE_special. Add --undefined as an alias for -z
6363 * options.cc (General_options::parse_Bstatic): Remove.
6365 * options.h (class General_options): Add --fatal-warnings.
6366 * main.cc (main): Implement --fatal-warnings.
6367 * errors.h (Errors::warning_count): New function.
6369 * options.h (class General_options): Add -Bsymbolic-functions.
6370 * symtab.h (Symbol::is_preemptible): Check for
6371 -Bsymbolic-functions.
6373 2008-05-05 Ian Lance Taylor <iant@google.com>
6375 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6376 as noVARNAME rather than no-VARNAME.
6377 (class General_options): Add option -z combreloc.
6378 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6380 (Output_reloc::sort_before) [SHT_REL]: New function.
6381 (Output_reloc::sort_before) [SHT_RELA]: New function.
6382 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6383 Sort_relocs_comparison.
6384 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6385 parameter. Change all callers.
6386 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6387 sort_relocs parameter. Change all callers.
6388 * output.cc (Output_reloc::get_address): New function, broken out
6390 (Output_reloc::write_rel): Call it.
6391 (Output_reloc::compare): New function.
6392 (Output_data_reloc_base::do_write): Optionally sort relocs.
6394 * configure.ac: If targ_extra_obj is set, link it in.
6395 * configure.tgt: Initialize all variables.
6396 (x86_64*): Set targ_extra_obj and targ_extra_size.
6397 * configure: Rebuild.
6399 * object.cc (Sized_relobj::include_section_group): Adjust section
6400 indexes read from group data. Build vector to pass to
6402 * layout.cc (Layout::layout_group): Add flags and shndxes
6403 parameters. Remove contents parameter. Change caller. Update
6404 explicit instantiations.
6405 * layout.h (class Layout): Update layout_group declaration.
6406 * output.cc (Output_data_group::Output_data_group): Add flags and
6407 input_shndxes parameters. Remove contents parameter. Change
6409 (Output_data_group::do_write): Change input_sections_ to
6411 * output.h (class Output_data_group): Update constructor
6412 declaration. Rename input_sections_ to input_shndxes_.
6413 * testsuite/many_sections_test.cc: Add template.
6415 2008-04-30 Cary Coutant <ccoutant@google.com>
6417 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6419 * layout.cc (Layout::include_section): Refactored check for debug
6421 (Layout::add_comdat): Add new parameters. Change type
6422 of signature parameter. Add object and shndx to signatures table.
6423 (Layout::find_kept_object): New function.
6424 * layout.h: Include <cstring>.
6425 (Layout::is_debug_info_section): New function.
6426 (Layout::add_comdat): Add new parameters.
6427 (Layout::find_kept_object): New function.
6428 (Layout::Kept_section): New struct.
6429 (Layout::Signatures): Change type of map range.
6430 * object.cc (Relobj::output_section_address): New function.
6431 (Sized_relobj::include_section_group): Add new parameters. Change
6432 calls to Layout::add_comdat. Change to build table of kept comdat
6433 groups and table mapping discarded sections to kept sections.
6434 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6435 (Sized_relobj::do_layout): Change calls to include_section_group and
6436 include_linkonce_section.
6437 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6438 value to zero when section is discarded.
6439 (Sized_relobj::map_to_kept_section): New function.
6440 * object.h (Relobj::output_section_address): New function.
6441 (Relobj::Comdat_group): New type.
6442 (Relobj::find_comdat_group): New function.
6443 (Relobj::Comdat_group_table): New type.
6444 (Relobj::Kept_comdat_section): New type.
6445 (Relobj::Kept_comdat_section_table): New type.
6446 (Relobj::add_comdat_group): New function.
6447 (Relobj::set_kept_comdat_section): New function.
6448 (Relobj::get_kept_comdat_section): New function.
6449 (Relobj::comdat_groups_): New field.
6450 (Relobj::kept_comdat_sections_): New field.
6451 (Symbol_value::input_value): Update comment.
6452 (Sized_relobj::map_to_kept_section) New function.
6453 (Sized_relobj::include_linkonce_section): Add new parameter.
6454 * target-reloc.h (Comdat_behavior): New type.
6455 (get_comdat_behavior): New function.
6456 (relocate_section): Add code to map a discarded section to the
6457 corresponding kept section when applying a relocation.
6459 2008-04-30 Craig Silverstein <csilvers@google.com>
6461 * dwarf_reader.cc (next_generation_count): New static var.
6462 (Addr2line_cache_entry): New struct.
6463 (addr2line_cache): New static var.
6464 (Dwarf_line_info::one_addr2line): Added caching.
6465 (Dwarf_line_info::clear_addr2line_cache): New function.
6466 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6467 cache-size parameter.
6468 (Dwarf_line_info::one_addr2line_cache): New function.
6469 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6470 new cache-size argument to one_addr2line(), and clear cache.
6472 2008-04-28 Cary Coutant <ccoutant@google.com>
6474 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6475 R_386_PC8 relocations.
6477 2008-04-23 Ian Lance Taylor <iant@google.com>
6479 * object.cc (Sized_relobj::include_section_group): Check for
6480 invalid section group.
6482 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6485 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6486 than read for file header.
6487 * archive.cc (Archive::include_member): Likewise.
6489 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6491 * aclocal.m4: Regenerate.
6492 * configure: Regenerate.
6494 2008-04-19 Ian Lance Taylor <iant@google.com>
6496 * version.cc (version_string): Bump to 1.6.
6498 * testsuite/Makefile.am (many_sections_r_test): New target.
6499 (many_sections_r_test_SOURCES): Remove.
6500 (many_sections_r_test_DEPENDENCIES): Remove.
6501 (many_sections_r_test_LDFLAGS): Remove.
6502 (many_sections_r_test_LDADD): Remove.
6504 * object.cc (Sized_relobj::do_add_symbols): Always pass
6505 local_symbol_count_ to add_from_relobj.
6507 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6508 every thousand variables.
6509 * testsuite/Makefile.in: Rebuild.
6511 * object.cc (Xindex::initialize_symtab_xindex): New function.
6512 (Xindex::read_symtab_xindex): New function.
6513 (Xindex::sym_xindex_to_shndx): New function.
6514 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6516 (Sized_relobj::do_initialize_xindex): New function.
6517 (Sized_relobj::do_read_symbols): Adjust section links.
6518 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6519 parameter. Change all callers.
6520 (Sized_relobj::include_section_group): Adjust section links and
6521 symbol section indexes.
6522 (Sized_relobj::do_layout): Adjust section links.
6523 (Sized_relobj::do_count_local_symbols): Adjust section links and
6524 symbol section indexes.
6525 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6526 ordinary and special symbols.
6527 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6528 dynsym_xindex parameters. Change all callers. Adjust section
6529 links. Use SHN_XINDEX when needed.
6530 (Sized_relobj::get_symbol_location_info): Adjust section links.
6531 Don't get fooled by special symbols.
6532 * object.h (class Xindex): Define.
6533 (class Object): Add xindex_ parameter. Declare virtual functoin
6534 do_initialize_xindex.
6535 (Object::adjust_sym_shndx): New function.
6536 (Object::set_xindex): New protected function.
6537 (class Symbol_value): Add is_ordinary_shndx_ field.
6538 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6539 (Symbol_value::value): Assert ordinary section.
6540 (Symbol_value::initialize_input_to_output_map): Likewise.
6541 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6543 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6545 (class Sized_relobj): Update declarations.
6546 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6547 parameter. Change all callers.
6548 (Sized_relobj::adjust_shndx): New function.
6549 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6551 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6552 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6553 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6554 (Sized_dynobj::read_dynsym_section): Adjust section links.
6555 (Sized_dynobj::read_dynamic): Likewise.
6556 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6558 (Sized_dynobj::do_initialize_xindex): New function.
6559 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6560 do_initialize_xindex.
6561 (Sized_dynobj::adjust_shndx): New function.
6562 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6563 dynsym_xindex_ fields.
6564 (Layout::finalize): Add a call to set_section_indexes before
6565 creating the symtab sections.
6566 (Layout::set_section_indexes): Don't do anything if the section
6567 already has a section index.
6568 (Layout::create_symtab_sections): Add shnum parameter. Change
6569 caller. Create .symtab_shndx section if needed.
6570 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6572 (Layout::allocated_output_section_count): New function.
6573 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6575 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6576 fields. Update declarations.
6577 (Layout::symtab_xindex): New function.
6578 (Layout::dynsym_xindex): New function.
6579 (class Write_symbols_task): Add layout_ field.
6580 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6582 * output.cc (Output_section_headers::Output_section_headers): Add
6583 shstrtab_section parameter. Change all callers.
6584 (Output_section_headers::do_sized_write): Store overflow values
6585 for section count and section string table section index in
6586 section header zero.
6587 (Output_file_header::do_sized_write): Check for overflow of
6588 section count and section string table section index.
6589 (Output_symtab_xindex::do_write): New function.
6590 (Output_symtab_xindex::endian_do_write): New function.
6591 * output.h (class Output_section_headers): Add shstrtab_section_.
6592 Update declarations.
6593 (class Output_symtab_xindex): Define.
6594 (Output_section::has_out_shndx): New function.
6595 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6597 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6599 (Sized_symbol::init): Likewise.
6600 (Symbol::output_section): Check for ordinary symbol.
6601 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6602 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6604 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6605 Change all callers. Simplify handling of symbols from sections
6606 not included in the link.
6607 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6609 (Weak_alias_sorter::operator()): Assert that symbols are
6611 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6613 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6614 parameters. Change all callers.
6615 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6616 symbol distinction. Use SHN_XINDEX when needed.
6617 (Symbol_table::write_section_symbol): Add symtab_xindex
6618 parameter. Change all callers.
6619 (Symbol_table::sized_write_section_symbol): Likewise. Use
6620 SHN_XINDEX when needed.
6621 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6623 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6624 (Symbol::is_defined): Check is_ordinary.
6625 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6626 (Symbol::is_absolute, Symbol::is_common): Likewise.
6627 (class Sized_symbol): Update declarations.
6628 (class Symbol_table): Update declarations.
6629 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6630 parameters. Change all callers.
6631 (Sized_symbol::override): Likewise.
6632 (Symbol_table::override): Likewise.
6633 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6634 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6635 is_ordinary, and orig_st_shndx parameters. Change all callers.
6636 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6637 to be in an ordinary section.
6638 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6639 object and is_ordinary parameters. Change all callers.
6640 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6641 Change all callers. Don't add undefined or non-ordinary symbols
6643 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6645 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6647 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6648 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6649 (Sized_relobj::relocate_sections): Likewise.
6650 * target-reloc.h (scan_relocs): Adjust section symbol index.
6651 (scan_relocatable_relocs): Likewise.
6652 * i386.cc (Scan::local): Check for ordinary symbols.
6653 * sparc.cc (Scan::local): Likewise.
6654 * x86_64.cc (Scan::local): Likewise.
6655 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6656 to symbol_section_and_value.
6657 * testsuite/many_sections_test.cc: New file.
6658 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6659 (check_PROGRAMS): Add many_sections_test.
6660 (many_sections_test_SOURCES): Define.
6661 (many_sections_test_DEPENDENCIES): Define.
6662 (many_sections_test_LDFLAGS): Define.
6663 (BUILT_SOURCES): Add many_sections_define.h.
6664 (many_sections_define.h): New target.
6665 (BUILT_SOURCES): Add many_sections_check.h.
6666 (many_sections_check.h): New target.
6667 (check_PROGRAMS): Add many_sections_r_test.
6668 (many_sections_r_test_SOURCES): Define.
6669 (many_sections_r_test_DEPENDENCIES): Define.
6670 (many_sections_r_test_LDFLAGS): Define.
6671 (many_sections_r_test_LDADD): Define.
6672 (many_sections_r_test.o): New target.
6673 * testsuite/Makefile.in: Rebuild.
6675 2008-04-17 Cary Coutant <ccoutant@google.com>
6677 * errors.cc (Errors::info): New function.
6678 (gold_info): New function.
6679 * errors.h (Errors::info): New function.
6680 * gold.h (gold_info): New function.
6681 * object.cc (Input_objects::add_object): Print trace output.
6682 * options.cc (options::parse_set): New function.
6683 (General_options::parse_wrap): Deleted.
6684 (General_options::General_options): Deleted initializer.
6685 * options.h (options::String_set): New typedef.
6686 (options::parse_set): New function.
6687 (DEFINE_set): New macro.
6688 (General_options::wrap): Changed to use DEFINE_set. Changed
6689 callers of any_wrap_symbols and is_wrap_symbol.
6690 (General_options::trace, General_options::trace_symbol):
6692 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6693 (General_options::wrap_symbols_): Deleted.
6694 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6696 2008-04-17 David S. Miller <davem@davemloft.net>
6698 * options.cc (General_options::parse_V): New function.
6699 * options.h: Add entries for -V and -Qy.
6701 2008-04-17 Ian Lance Taylor <iant@google.com>
6703 * common.cc (Symbol_table::allocate_commons): Remove options
6704 parameter. Change caller.
6705 (Symbol_table::do_allocate_commons): Remove options parameter.
6706 Change caller. Just call do_allocate_commons_list twice.
6707 (Symbol_table::do_allocate_commons_list): New function, broken out
6708 of do_allocate_commons.
6709 * common.h (class Allocate_commons_task): Remove options_ field.
6711 * symtab.cc (Symbol_table::Symbol_table): Initialize
6713 (Symbol_table::add_from_object): Put TLS common symbols on
6715 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6716 which are IN_OUTPUT_DATA.
6717 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6718 allocate_commons and do_allocate_commons declarations. Declare
6719 do_allocate_commons_list.
6720 * gold.cc (queue_middle_tasks): Update creation of
6721 Allocate_commons_task to not pass options.
6722 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6723 (TLS_TEST_C_FLAGS): New variable.
6724 (tls_test_c_pic.o): New target.
6725 (tls_test_shared.so): Link in tls_test_c_pic.o.
6726 (tls_test_c_pic_ie.o): New target.
6727 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6728 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6729 (tls_test_c.o): New target.
6730 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6731 (tls_pic_test_LDADD): Likewise.
6732 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6733 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6734 (tls_test_c_gnu2.o): New target.
6735 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6737 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6738 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6739 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6740 * testsuite/tls_test.cc: Include "config.h".
6741 (t_last): Call t11_last.
6742 * testsuite/tls_test.h (t11, t11_last): Declare.
6743 * testsuite/tls_test_c.c: New file.
6744 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6745 * configure.ac: Check for OpenMP support.
6746 * configure, config.in, Makefile.in: Rebuild.
6747 * testsuite/Makefile.in: Rebuild.
6749 2008-04-16 Cary Coutant <ccoutant@google.com>
6751 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6752 (Target_i386::tls_base_symbol_defined_): New field.
6753 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6754 (Target_i386::Scan::global): Likewise.
6755 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6756 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6757 (Target_x86_64::tls_base_symbol_defined_): New field.
6758 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6759 (Target_x86_64::Scan::global): Likewise.
6761 2008-04-16 Cary Coutant <ccoutant@google.com>
6763 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6764 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6765 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6766 building shared libraries.
6767 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6768 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6769 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6770 * testsuite/Makefile.in: Rebuild.
6771 * testsuite/weak_undef.h: New file.
6772 * testsuite/weak_undef_file1.cc: Add extra test cases.
6773 * testsuite/weak_undef_file2.cc: Likewise.
6774 * testsuite/weak_undef_test.cc: Likewise.
6776 2008-04-16 David S. Miller <davem@davemloft.net>
6778 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6779 Add issued_non_pic_error_ field. Declare check_non_pic.
6780 (Target_sparc::Scan::check_non_pic): New function.
6781 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6782 (Target_sparc::Scan::global): Likewise.
6784 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6785 * configure: Rebuild.
6787 * options.h (DEFINE_enable): New macro.
6788 (new_dtags): New enable option.
6789 (initfirst, interpose, loadfltr, nodefaultlib,
6790 nodelete, nodlopen, nodump): New -z options.
6791 * layout.cc (Layout:finish_dynamic_section): If new
6792 dtags enabled, emit DT_RUNPATH. Also, emit a
6793 DT_FLAGS_1 containing any specified -z flags.
6795 2008-04-16 Ian Lance Taylor <iant@google.com>
6797 * copy-relocs.cc: New file.
6798 * copy-relocs.h: New file.
6799 * reloc.cc: Remove Copy_relocs code.
6800 * reloc.h: Likewise.
6801 * reloc-types.h (struct Reloc_types) [both versions]: Add
6802 get_reloc_addend_noerror.
6803 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6804 variants of add_global which take an addend which must be zero.
6805 * i386.cc: Include "copy-relocs.h".
6806 (class Target_i386): Change type of copy_relocs_ to variable,
6808 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6810 (Target_i386::do_finalize_sections): Change handling of
6812 * sparc.cc: Include "copy-relocs.h".
6813 (class Target_sparc): Change type of copy_relocs_ to variable,
6815 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6817 (Target_sparc::do_finalize_sections): Change handling of
6819 * x86_64.cc: Include "copy-relocs.h".
6820 (class Target_x86_64): Change type of copy_relocs_ to variable,
6822 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6823 class. Change all callers.
6824 (Target_x86_64::do_finalize_sections): Change handling of
6826 * Makefile.am (CCFILES): Add copy-relocs.cc.
6827 (HFILES): Add copy-relocs.h.
6829 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6831 * testsuite/script_test_4.sh: Permit leading zeroes.
6833 2008-04-15 Ian Lance Taylor <iant@google.com>
6835 * script-sections.cc (Script_sections::create_segments): Use
6836 header_size_adjustment even when there is enough room for the
6838 * testsuite/script_test_4.sh: New file.
6839 * testsuite/script_test_4.t: New file.
6840 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6841 (check_DATA): Add script_test_4.stdout.
6842 (MOSTLYCLEANFILES): Likewise.
6843 (script_test_4): New target.
6844 (script_test_4.stdout): New target.
6845 * testsuite/Makefile.in: Rebuild.
6847 * sparc.cc: Add definitions for Output_data_plt_sparc class
6850 2008-04-14 David S. Miller <davem@davemloft.net>
6852 * sparc.cc: New file.
6853 * Makefile.am (TARGETSOURCES): Add sparc.cc
6854 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6855 * configure.tgt: Document targ_extra_size and
6856 targ_extra_big_endian. Add entries for sparc-* and
6858 * configure.ac: Handle targ_extra_size and
6859 targ_extra_big_endian.
6860 * Makefile.in: Rebuild.
6861 * configure: Likewise.
6862 * po/POTFILES.in: Likewise.
6863 * po/gold.pot: Likewise.
6865 2008-04-14 Ian Lance Taylor <iant@google.com>
6867 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6868 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6869 in the name/type/flags to section mapping. Don't call
6870 allocate_output_section.
6871 (Layout::choose_output_section): Change parameter from adjust_name
6872 to is_input_section. Don't permit input sections after sections
6873 are attached to segments. Don't call allocate_output_section.
6874 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6875 not write_enable_output_section.
6876 (Layout::make_output_section): Don't push to
6877 unattached_section_list_ nor call attach_to_segment. Call
6878 attach_section_to_segment if sections are attached.
6879 (Layout::attach_sections_to_segments): New function.
6880 (Layout::attach_section_to_segment): New function.
6881 (Layout::attach_allocated_section_to_segment): Rename from
6882 attach_to_segment. Remove flags parameter.
6883 (Layout::allocate_output_section): Remove function.
6884 (Layout::write_enable_output_section): Remove function.
6885 * layout.h (class Layout): Update for above changes. Add new
6886 field sections_are_attached_.
6887 * output.h (Output_section::update_flags_for_input_section): New
6889 * output.cc (Output_section::add_input_section): Call
6890 update_flags_for_input_section.
6891 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6893 2008-04-11 Cary Coutant <ccoutant@google.com>
6895 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6896 thought unnecessary.
6897 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6899 2008-04-11 Ian Lance Taylor <iant@google.com>
6901 * output.h (class Output_section_data): Remove inline definition
6903 * output.cc (Output_section_data::set_addralign): New function.
6905 2008-04-11 Cary Coutant <ccoutant@google.com>
6907 Add support for TLS descriptors for i386 and x86_64.
6908 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6909 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6910 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6912 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6913 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6914 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6916 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6917 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6918 Fix problem with initial-exec relocations.
6919 (Target_i386::Relocate::relocate_tls): Likewise.
6920 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6922 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6923 support for section-plus-offset dynamic table entries.
6924 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6925 (Output_data_dynamic::Dynamic_entry): Add support for
6926 section-plus-offset dynamic table entries.
6927 (Output_data_dynamic::Classification): Likewise.
6928 (Output_data_dynamic::classification_): Renamed offset_.
6929 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6930 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6931 (Target_x86_64::make_plt_section): New function.
6932 (Target_x86_64::reserve_tlsdesc_entries): New function.
6933 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6934 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6935 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6936 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6937 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6938 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6939 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6940 add extra PLT entry for TLS descriptors.
6941 (Output_data_plt_x86_64::got_): New field.
6942 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6943 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6945 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6947 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6948 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6949 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6950 R_386_TLS_DESC_CALL relocations.
6951 (Target_x86_64::Scan::global): Likewise.
6952 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6953 for TLS descriptors.
6954 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6955 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6956 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6957 GD-to-IE relaxation.
6958 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6959 and TLS_DESCRIPTORS.
6960 * Makefile.in: Rebuild.
6961 * configure: Rebuild.
6962 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6963 (tls_test_shared2.so): New target.
6964 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6965 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6966 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6967 (tls_shared_gd_to_ie_test_LDADD): New variable.
6968 (tls_shared_gnu2_gd_to_ie_test): New target.
6969 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6971 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6972 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6973 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6974 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6975 (tls_shared_gnu2_test): New target.
6976 (tls_test_gnu2_shared.so): New target.
6977 (tls_shared_gnu2_test_SOURCES): New variable.
6978 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6979 (tls_shared_gnu2_test_LDFLAGS): New variable.
6980 (tls_shared_gnu2_test_LDADD): New variable.
6981 * testsuite/Makefile.in: Rebuild.
6982 * testsuite/Makefile.
6984 2008-04-11 Ian Lance Taylor <iant@google.com>
6986 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6988 * testsuite/Makefile.in: Rebuild.
6990 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6992 * testsuite/script_test_2.cc (main): Adjust test.
6994 2008-04-11 David S. Miller <davem@davemloft.net>
6995 Ian Lance Taylor <iant@google.com>
6997 * options.h (General_options): Add entries for '-Y' and
6999 * options.cc (General_options:finalize): If -Y was used, add those
7000 entries to the library path instead of the default "/lib" and
7003 2008-04-11 David S. Miller <davem@davemloft.net>
7005 * testsuite/justsyms.t: Start at 0x100.
7006 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7007 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7009 * testsuite/script_test_2.cc: Adjust string and section length
7012 2008-04-09 Ian Lance Taylor <iant@google.com>
7015 * script-sections.cc (Sections_element::allocate_to_segment): Add
7017 (Output_section_definition::allocate_to_segment): Likewise.
7018 (Orphan_output_section::allocate_to_segment): Likewise.
7019 (Script_sections::attach_sections_using_phdrs_clause): Don't
7020 propagate non-PT_LOAD segments to orphan sections.
7021 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7022 readelf rather than objdump.
7023 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7024 .interp section and PT_INTERP segment are the same size.
7025 * testsuite/Makefile.in: Rebuild.
7027 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7028 aliases for symbols defined in the same object.
7029 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7030 (weak_alias_test_SOURCES): New variable.
7031 (weak_alias_test_DEPENDENCIES): New variable.
7032 (weak_alias_test_LDFLAGS): New variable.
7033 (weak_alias_test_LDADD): New variable.
7034 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7035 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7036 (weak_alias_test_3.o): New target.
7037 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7038 * testsuite/weak_alias_test_main.cc: New file.
7039 * testsuite/weak_alias_test_1.cc: New file.
7040 * testsuite/weak_alias_test_2.cc: New file.
7041 * testsuite/weak_alias_test_3.cc: New file.
7043 2008-04-08 Ian Lance Taylor <iant@google.com>
7045 * options.h (class General_options): Add --noinhibit-exec option.
7046 * main.cc (main): Check --noinhibit-exec.
7048 * options.h (class General_options): Define --wrap as a special
7049 option. Add wrap_symbols_ field.
7050 (General_options::any_wrap_symbols): New function.
7051 (General_options::is_wrap_symbol): New function.
7052 * options.cc (General_options::parse_wrap): New function.
7053 (General_options::General_options): Initialize wrap_symbols_.
7054 * symtab.cc (Symbol_table::wrap_symbol): New function.
7055 (Symbol_table::add_from_object): Handle --wrap.
7056 * symtab.h (class Symbol_table): Declare wrap_symbol.
7057 * target.h (Target::wrap_char): New function.
7058 (Target::Target_info): Add wrap_char field.
7059 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7060 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7061 * testsuite/testfile.cc (Target_test::test_target_info):
7064 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7067 * layout.h (class Layout): Add added_eh_frame_data_ field.
7068 * layout.cc (Layout::Layout): Initialize new field.
7069 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7070 output section until we find a section we merged successfully.
7071 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7072 that the size be non-zero.
7074 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7077 2008-04-08 Craig Silverstein <csilvers@google.com>
7079 * configure.ac: Export new conditional variable HAVE_ZLIB.
7080 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7082 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7083 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7085 2008-04-07 Ian Lance Taylor <iant@google.com>
7087 * version.cc (version_string): Set to "1.5".
7089 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7090 Add issued_non_pic_error_ field. Declare check_non_pic.
7091 (Target_x86_64::Scan::check_non_pic): New function.
7092 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7093 (Target_x86_64::Scan::global): Likewise.
7095 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7096 addend parameter. Change caller. Handle merge sections.
7097 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7098 Address to Addend. Don't add in the result of
7099 local_section_offset, pass down the addend and use the returned
7101 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7102 Update declarations of local_section_offset and symbol_value.
7103 * testsuite/two_file_test_1.cc (t18): New function.
7104 * testsuite/two_file_test_2.cc (f18): New function.
7105 * testsuite/two_file_test_main.cc (main): Call t18.
7106 * testsuite/two_file_test.h (t18, f18): Declare.
7108 * configure.ac: Don't test for objdump, c++filt, or readelf.
7109 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7111 (TEST_READELF): New variable.
7112 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7113 (check_PROGRAMS): Add two_file_strip_test.
7114 (two_file_strip_test): New target.
7115 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7116 (two_file_same_shared_strip_test_SOURCES): New variable.
7117 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7118 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7119 (two_file_same_shared_strip_test_LDADD): New variable.
7120 (two_file_shared_strip.so): New target.
7121 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7122 (ver_test_5.syms, ver_test_7.syms): Likewise.
7123 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7124 (strip_test_3.stdout): Use TEST_OBJDUMP.
7125 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7127 2008-04-04 Cary Coutant <ccoutant@google.com>
7129 * symtab.h (Symbol::is_weak_undefined): New function.
7130 (Symbol::is_strong_undefined): New function.
7131 (Symbol::is_absolute): New function.
7132 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7133 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7135 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7136 (weak_undef_test): New target.
7137 * testsuite/Makefile.in: Rebuild.
7138 * testsuite/weak_undef_file1.cc: New file.
7139 * testsuite/weak_undef_file2.cc: New file.
7140 * testsuite/weak_undef_test.cc: New file.
7142 2008-04-03 Craig Silverstein <csilvers@google.com>
7144 * compressed_output.h (class Output_compressed_section): Use
7146 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7148 (zlib_compressed_suffix): Removed.
7149 (Output_compressed_section::set_final_data_size): Use unsigned
7151 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7152 Fix linker invocation.
7153 (flagstest_o_specialfile_and_compress_debug_sections):
7155 * testsuite/Makefile.in: Regenerated.
7157 2008-04-02 David S. Miller <davem@davemloft.net>
7159 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7160 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7162 2008-04-02 Craig Silverstein <csilvers@google.com>
7166 2008-04-02 Ian Lance Taylor <iant@google.com>
7168 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7169 parameters. Update for new key type to views_. Change all
7171 (File_read::read): Adjust for byteshift in returned view.
7172 (File_read::add_view): New function, broken out of
7174 (File_read::make_view): New function, broken out of
7176 (File_read::find_or_make_view): Add offset and aligned
7177 parameters. Rewrite accordingly. Change all callers.
7178 (File_read::get_view): Add offset and aligned parameters. Adjust
7179 for byteshift in return value.
7180 (File_read::get_lasting_view): Likewise.
7181 * fileread.h (class File_read): Update declarations.
7182 (class File_read::View): Add byteshift_ field. Add byteshift to
7183 constructor. Add byteshift method.
7184 * archive.h (Archive::clear_uncached_views): New function.
7185 (Archive::get_view): Add aligned parameter. Change all callers.
7186 * object.h (Object::get_view): Add aligned parameter. Change all
7188 (Object::get_lasting_view): Likewise.
7190 * fileread.cc (File_read::release): Don't call clear_views if
7191 there are multiple objects.
7192 * fileread.h (File_read::clear_uncached_views): New function.
7193 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7196 2008-03-31 Cary Coutant <ccoutant@google.com>
7198 Add thin archive support.
7199 * archive.cc (Archive::armagt): New const.
7200 (Archive::setup): Remove task parameter and calls to unlock.
7201 (Archive::unlock_nested_archives): New function.
7202 (Archive::read_header): Add nested_off parameter. Change
7204 (Archive::interpret_header): Likewise.
7205 (Archive::include_all_members): Change to handle thin
7207 (Archive::include_member): Likewise.
7208 * archive.h (Archive::Archive): Add new parameters and
7210 (Archive::armagt): New const.
7211 (Archive::setup): Remove task parameter.
7212 (Archive::unlock_nested_archives): New function.
7213 (Archive::read_header): Add nested_off parameter.
7214 (Archive::interpret_header): Likewise.
7215 (Archive::Nested_archive_table): New typedef.
7216 (Archive::is_thin_archive_): New field.
7217 (Archive::nested_archives_): New field.
7218 (Archive::options_): New field.
7219 (Archive::dirpath_): New field.
7220 (Archive::task_): New field.
7221 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7222 for thin archives. Pass additional parameters to
7223 Archive::Archive. Unlock the archive file after calling
7226 2008-03-29 Ian Lance Taylor <iant@google.com>
7228 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7229 version symbol to be local.
7230 * testsuite/ver_test_4.sh: New file.
7231 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7232 (check_DATA): Add ver_test_4.syms.
7233 (ver_test_4.syms): New target.
7234 * testsuite/Makefile.in: Rebuild.
7237 (Output_section::Input_section_sort_entry::has_priority): New
7239 (Output_section::Input_section_sort_entry::match_file_name): New
7241 (Output_section::Input_section_sort_entry::match_section_name):
7243 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7245 (Output_section::Input_section_sort_entry::match_section_file):
7247 (Output_section::Input_section_sort_compare::operator()): Rewrite
7248 using new Input_section_sort_entry functions. Sort crtbegin and
7249 crtend first. Sort sections with no priority before sections with
7251 * testsuite/initpri1.c (d3): Check j != 4.
7252 (cd5): New constructor/destructor function.
7253 (main): Check j != 2.
7255 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7256 new symbol when resolving, don't call set_is_default.
7257 * testsuite/ver_test_7.cc: New file.
7258 * testsuite/ver_test_7.sh: New file.
7259 * testsuite/Makefile.am (ver_test_7.so): New target.
7260 (ver_test_7.o): New target.
7261 (check_SCRIPTS): Add ver_test_7.sh.
7262 (check_DATA): Add ver_test_7.syms.
7263 (ver_test_7.syms): New target.
7265 2008-03-28 Ian Lance Taylor <iant@google.com>
7267 * layout.cc (Layout::layout): If we see an input section with a
7268 name that needs sorting, set the must_sort flag for the output
7270 (Layout::make_output_section): If the name of the output section
7271 indicates that it might require sorting, set the may_sort flag.
7272 * output.h (Output_section::may_sort_attached_input_sections): New
7274 (Output_section::set_may_sort_attached_input_sections): New
7276 (Output_section::must_sort_attached_input_sections): New
7278 (Output_section::set_must_sort_attached_input_sections): New
7280 (class Output_section): Declare Input_section_sort_entry. Define
7281 Input_section_sort_compare. Declare
7282 sort_attached_input_sections. Add new fields:
7283 may_sort_attached_input_sections_,
7284 must_sort_attached_input_sections_,
7285 attached_input_sections_are_sorted_.
7286 * output.cc (Output_section::Output_section): Initialize new
7288 (Output_section::add_input_section): Add an entry to
7289 input_sections_ if may_sort or must_sort are true.
7290 (Output_section::set_final_data_size): Call
7291 sort_attached_input_sections if necessary.
7292 (Output_section::Input_section_sort_entry): Define new class.
7293 (Output_section::Input_section_sort_compare::operator()): New
7295 (Output_section::sort_attached_input_sections): New function.
7296 * configure.ac: Check whether the compiler supports constructor
7297 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7298 * testsuite/initpri1.c: New file.
7299 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7300 CONSTRUCTOR_PRIORITY.
7301 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7302 (initpri1_LDFLAGS): New variable.
7303 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7305 2008-03-27 Ian Lance Taylor <iant@google.com>
7307 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7308 * testsuite/common_test_1.c: New file.
7309 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7310 (common_test_1_SOURCES): New variable.
7311 (common_test_1_DEPENDENCIES): New variable.
7312 (common_test_1_LDFLAGS): New variable.
7314 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7315 and commons_ correctly when NAME/VERSION does not override
7317 * testsuite/ver_test_6.c: New file.
7318 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7319 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7320 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7322 2008-03-26 Ian Lance Taylor <iant@google.com>
7324 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7325 of an undefined symbol from a version script.
7326 * testsuite/Makefile.am (ver_test_5.so): New target.
7327 (ver_test_5.o): New target.
7328 (check_SCRIPTS): Add ver_test_5.sh.
7329 (check_DATA): Add ver_test_5.syms.
7330 (ver_test_5.syms): New target.
7331 * testsuite/ver_test_5.cc: New file.
7332 * testsuite/ver_test_5.script: New file.
7333 * testsuite/ver_test_5.sh: New file.
7334 * Makefile.in, testsuite/Makefile.in: Rebuild.
7337 Fix problems building gold with gcc 4.3.0.
7338 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7339 (gold_error_at_location, gold_warning_at_location): Use it.
7340 * configure.ac: Check whether we can compile and use a template
7341 function with a printf attribute.
7342 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7343 when jumping over bytes.
7344 * object.cc: Instantiate Object::read_section_data.
7345 * debug.h: Include <cstring>
7346 * dwarf_reader.cc: Include <algorithm>
7347 * main.cc: Include <cstring>.
7348 * options.cc: Include <cstring>.
7349 * output.cc: Include <cstring>.
7350 * script.cc: Include <cstring>.
7351 * script.h: Include <string>.
7352 * symtab.cc: Include <cstring> and <algorithm>.
7353 * target-select.cc: Include <cstring>.
7354 * version.cc: Include <string>.
7355 * testsuite/testmain.cc: Include <cstdlib>.
7356 * configure, config.in: Rebuild.
7358 2008-03-25 Ian Lance Taylor <iant@google.com>
7360 * options.cc: Include "../bfd/bfdver.h".
7361 (options::help): Print bug reporting address.
7363 * version.cc (print_version): Adjust output for current value of
7368 * options.cc (options::help): Print list of supported targets.
7369 * target-select.h: Include <vector>.
7370 (class Target_selector): Make machine_, size_, and is_big_endian_
7371 fields const. Add bfd_name_ and instantiated_target_ fields.
7372 (Target_selector::Target_selector): Add bfd_name parameter.
7373 (Target_selector::recognize): Make non-virtual, call
7375 (Target_selector::recognize_by_name): Make non-virtual, call
7376 do_recognize_by_name.
7377 (Target_selector::supported_names): New function.
7378 (Target_selector::bfd_name): New function.
7379 (Target_selector::do_instantiate_target): New pure virtual
7381 (Target_selector::do_recognize): New virtual function.
7382 (Target_selector::do_recognize_by_name): New virtual function.
7383 (Target_selector::instantiate_target): New private function.
7384 (supported_target_names): Declare.
7385 * target-select.cc (Target_selector::Target_selector): Update for
7386 new parameter and fields.
7387 (select_target_by_name): Check that the name matches before
7388 calling recognize_by_name.
7389 (supported_target_names): New function.
7390 * i386.cc (class Target_selector_i386): Update Target_selector
7391 constructor call. Remove recognize and recognize_by_name. Add
7392 do_instantiate_target.
7393 * x86_64.cc (class Target_selector_x86_64): Likewise.
7394 * testsuite/testfile.cc (class Target_selector_test): Update for
7395 changes to Target_selector.
7397 * README: Rewrite, with some notes on unsupported features.
7399 2008-03-24 Cary Coutant <ccoutant@google.com>
7401 * i386.cc (Target_i386::Got_type): New enum declaration.
7402 (Target_i386::Scan::local): Updated callers of Output_data_got
7404 (Target_i386::Scan::global): Likewise.
7405 (Target_i386::Relocate::relocate): Likewise.
7406 (Target_i386::Relocate::relocate_tls): Likewise.
7407 * object.h (Got_offset_list): New class.
7408 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7409 (Sized_relobj::local_got_offset): Likewise.
7410 (Sized_relobj::set_local_got_offset): Likewise.
7411 (Sized_relobj::local_has_tls_got_offset): Removed.
7412 (Sized_relobj::local_tls_got_offset): Removed.
7413 (Sized_relobj::set_local_tls_got_offset): Removed.
7414 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7415 * output.cc (Output_data_got::add_global): Added got_type parameter.
7416 (Output_data_got::add_global_with_rel): Likewise.
7417 (Output_data_got::add_global_with_rela): Likewise.
7418 (Output_data_got::add_global_pair_with_rel): New function.
7419 (Output_data_got::add_global_pair_with_rela): New function.
7420 (Output_data_got::add_local): Added got_type parameter.
7421 (Output_data_got::add_local_with_rel): Likewise.
7422 (Output_data_got::add_local_with_rela): Likewise.
7423 (Output_data_got::add_local_pair_with_rel): New function.
7424 (Output_data_got::add_local_pair_with_rela): New function.
7425 (Output_data_got::add_global_tls): Removed.
7426 (Output_data_got::add_global_tls_with_rel): Removed.
7427 (Output_data_got::add_global_tls_with_rela): Removed.
7428 (Output_data_got::add_local_tls): Removed.
7429 (Output_data_got::add_local_tls_with_rel): Removed.
7430 (Output_data_got::add_local_tls_with_rela): Removed.
7431 * output.h (Output_data_got::add_global): Added got_type parameter.
7432 (Output_data_got::add_global_with_rel): Likewise.
7433 (Output_data_got::add_global_with_rela): Likewise.
7434 (Output_data_got::add_global_pair_with_rel): New function.
7435 (Output_data_got::add_global_pair_with_rela): New function.
7436 (Output_data_got::add_local): Added got_type parameter.
7437 (Output_data_got::add_local_with_rel): Likewise.
7438 (Output_data_got::add_local_with_rela): Likewise.
7439 (Output_data_got::add_local_pair_with_rel): New function.
7440 (Output_data_got::add_local_pair_with_rela): New function.
7441 (Output_data_got::add_global_tls): Removed.
7442 (Output_data_got::add_global_tls_with_rel): Removed.
7443 (Output_data_got::add_global_tls_with_rela): Removed.
7444 (Output_data_got::add_local_tls): Removed.
7445 (Output_data_got::add_local_tls_with_rel): Removed.
7446 (Output_data_got::add_local_tls_with_rela): Removed.
7447 * resolve.cc (Symbol::override_base_with_special): Removed
7448 reference to has_got_offset_ field.
7449 * symtab.cc (Symbol::init_fields): Replaced initialization
7450 of got_offset_ with got_offsets_. Removed initialization
7452 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7453 (Symbol::got_offset): Likewise.
7454 (Symbol::set_got_offset): Likewise.
7455 (Symbol::has_tls_got_offset): Removed.
7456 (Symbol::tls_got_offset): Removed.
7457 (Symbol::set_tls_got_offset): Removed.
7458 (Symbol::got_offset_): Removed.
7459 (Symbol::tls_mod_got_offset_): Removed.
7460 (Symbol::tls_pair_got_offset_): Removed.
7461 (Symbol::got_offsets_): New field.
7462 (Symbol::has_got_offset): Removed.
7463 (Symbol::has_tls_mod_got_offset): Removed.
7464 (Symbol::has_tls_pair_got_offset): Removed.
7465 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7466 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7468 (Target_x86_64::Scan::global): Likewise.
7469 (Target_x86_64::Relocate::relocate): Likewise.
7470 (Target_x86_64::Relocate::relocate_tls): Likewise.
7472 2008-03-25 Ben Elliston <bje@au.ibm.com>
7474 * yyscript.y: Fix spelling error in comment.
7476 2008-03-24 Ian Lance Taylor <iant@google.com>
7478 * options.h (class General_options): Define build_id option.
7479 * layout.h (class Layout): Declare write_build_id, create_note,
7480 create_build_id. Add build_id_note_ member.
7481 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7482 "libiberty.h", "md5.h", "sha1.h".
7483 (Layout::Layout): Initialize eh_frame_data_,
7484 eh_frame_hdr_section_, and build_id_note_.
7485 (Layout::finalize): Call create_build_id.
7486 (Layout::create_note): New function, broken out of
7487 Layout::create_gold_note.
7488 (Layout::create_gold_note): Call create_note.
7489 (Layout::create_build_id): New function.
7490 (Layout::write_build_id): New function.
7491 (Close_task_runner::run): Call write_build_id.
7493 * x86_64.cc: Correct license to GPLv3.
7495 2008-03-23 Ian Lance Taylor <iant@google.com>
7497 * options.cc: Include "demangle.h".
7498 (parse_optional_string): New function.
7499 (parse_long_option): Handle takes_optional_argument.
7500 (parse_short_option): Update dash_z initializer. Handle
7501 takes_optional_argument.
7502 (General_options::General_options): Initialize do_demangle_.
7503 (General_options::finalize): Set do_demangle_. Handle demangling
7505 * options.h (parse_optional_string): Declare.
7506 (struct One_option): Add optional_arg field. Update constructor.
7507 Update call constructor calls. Add takes_optional_argument
7509 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7510 (DEFINE_optional_string): Define.
7511 (General_options::demangle): Change from DEFINE_bool to
7512 DEFINE_optional_string.
7513 (General_options::no_demangle): New function.
7514 (General_options::do_demangle): New function.
7515 (General_options::set_do_demangle): New function.
7516 (General_options::execstack_status_): Move definition to end of
7518 (General_options::static_): Likewise.
7519 (General_options::do_demangle_): New field.
7520 * object.cc (big_endian>::get_symbol_location_info): Call
7521 Options::do_demangle, not Options::demangle.
7522 * symtab.cc (demangle): Likewise.
7524 2008-03-22 Ian Lance Taylor <iant@google.com>
7526 * gold.h: Include <cstddef> and <sys/types.h>
7527 * options.h: Include <cstring>.
7529 2008-03-21 Ian Lance Taylor <iant@google.com>
7531 * Added source code to GNU binutils.