1 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4 * testsuite/plugin_common_test_2.c (foo): Likewise.
6 2010-04-08 Doug Kwan <dougkwan@google.com>
8 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
10 * output.cc (Output_section::add_merge_input_section): Simplify
11 code and return status of Output_merge_base::add_input_section.
12 Update merge section map only if Output_merge_base::add_input_section
15 2010-04-07 Doug Kwan <dougkwan@google.com>
17 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
18 if section is marked as containing instructions but has no mapping
20 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
21 correct section index.
22 (Arm_relobj::find_linked_text_section): Ditto.
24 2010-04-07 Cary Coutant <ccoutant@google.com>
26 * archive.cc (include_member): Destroy Read_symbols_data object before
28 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
29 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
30 (Read_symbols_data::~Read_symbols_data) New destructor.
31 (Section_relocs::Section_relocs) New constructor.
32 (Section_relocs::~Section_relocs) New destructor.
33 (Read_relocs_data::Read_relocs_data) New constructor.
34 (Read_relocs_data::~Read_relocs_data) New destructor.
35 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
36 pointers to NULL after deleting.
38 2010-04-07 Doug Kwan <dougkwan@google.com>
40 * arm.cc: Replace "endianity" with "endianness" in comments.
41 (Arm_exidx_cantunwind): Ditto.
42 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
43 (Arm_relobj::merge_flags_and_attributes): New method.
44 (Arm_relobj::merge_flags_and_attributes_): New data member.
45 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
46 (Arm_relobj::scan_sections_for_stubs): Ditto.
47 (Arm_relobj::do_read_symbols): Check to see if we really want to
48 merge processor-specific flags and attributes. Exit early if
49 an object is empty except for section names and the undefined symbol.
50 (Target_arm::do_finalize_sections): Move check for ELF format to
51 Arm_relobj::do_read_symbols. Merge processor specific flags and
52 attributes from a regular object only when we have determined that
53 it is aapropriate. Do not create an .ARM.attributes section in
54 output if there is no regular input object.
55 (Target_arm::merge_processor_specific_flags): Check
56 --warn-mismatch before printing any error.
57 (Target_arm::merge_object_attributes): Ditto.
58 * gold.cc (queue_middle_tasks): Handle the case in which there is
59 no regular object in input.
60 * options.cc (General_options::parse_EB): New method.
61 (General_options::parse_EL): Same.
62 (General_options::General_options): Initialize endianness_.
63 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
65 (General_options::Endianness): New enum.
66 (General_options::endianness): New method.
67 (General_options::endianness_): New data member.
68 * parameters.cc (Parameters::set_options): Check target endianness.
69 (Parameters::set_target_once): Ditto.
70 (Parameters::check_target_endianness): New method.
71 (parameters_force_valid_target): If either -EL or -EB is specified,
72 use it to define endianness of default target.
73 * parameters.h (Parameters::check_target_endianness): New method
75 * target.h (class Target): Change "endianity" to "endianness"
78 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
80 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
81 * configure: Regenerate.
82 * Makefile.in: Regenerate.
83 * testsuite/Makefile.in: Regenerate.
85 2010-04-06 Cary Coutant <ccoutant@google.com>
88 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
89 prevailing definitions of common symbols.
90 * testsuite/plugin_test_6.sh: New test case.
91 * testsuite/plugin_common_test_1.c: New test case.
92 * testsuite/plugin_common_test_2.c: New test case.
93 * testsuite/Makefile.am (plugin_test_6): New test case.
94 * testsuite/Makefile.in: Regenerate.
96 2010-04-06 Nick Clifton <nickc@redhat.com>
98 * po/vi.po: New Vietnamese translation.
100 2010-03-30 Doug Kwan <dougkwan@google.com>
102 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
104 2010-03-25 Doug Kwan <dougkwan@google.com>
106 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
107 to avoid a conversion warning on a 32-bit host.
109 2010-03-24 Ian Lance Taylor <iant@google.com>
111 * testsuite/script_test_3.t: Add a TLS segment.
112 * testsuite/Makefile.am (check_PROGRAMS): Add
113 tls_phdrs_script_test.
114 (tls_phdrs_script_test_SOURCES): Define.
115 (tls_phdrs_script_test_DEPENDENCIES): Define.
116 (tls_phdrs_script_test_LDFLAGS): Define.
117 (tls_phdrs_script_test_LDADD): Define.
118 * testsuite/Makefile.in: Rebuild.
120 2010-03-23 Cary Coutant <ccoutant@google.com>
122 * fileread.cc (find_or_make_view): Fix comment.
124 2010-03-23 Ian Lance Taylor <iant@google.com>
126 * script-sections.cc (class Orphan_section_placement): Define
127 PLACE_TLS and PLACE_TLS_BSS.
128 (Orphan_section_placement::Orphan_section_placement): Initialize
130 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
131 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
132 (tls_script_test_SOURCES): Define.
133 (tls_script_test_DEPENDENCIES): Define.
134 (tls_script_test_LDFLAGS): Define.
135 (tls_script_test_LDADD): Define.
136 * testsuite/Makefile.in: Rebuild.
138 2010-03-22 Doug Kwan <dougkwan@google.com>
140 * arm.cc (Arm_relocate_functions::abs8,
141 Arm_relocate_functions::abs16): Use correct check for overflow
142 specified in the ARM ELF specs.
143 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
144 target of a BLX instruction specially.
145 (Reloc_stub::stub_type_for_reloc): Ditto.
146 (Relocate::relocate): Use symbolic names instead of numeric relocation
147 codes to report error.
148 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
150 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
151 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
152 thumb2_blx_out_of_range.stdout
153 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
154 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
155 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
156 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
157 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
158 thumb2_blx_in_range, thumb2_blx_in_range.o,
159 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
160 thumb2_blx_out_of_range.o): New rules.
161 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
162 thumb2_blx_in_range and thumb2_blx_out_of_range.
163 * testsuite/Makefile.in: Regenerate.
164 * arm_branch_in_range.sh: Add tests for THUMB BLX.
165 * testsuite/thumb_blx_in_range.s: New file.
166 * testsuite/thumb_blx_out_of_range.s: New file.
168 2010-03-22 Rafael Espindola <espindola@google.com>
170 * archive.cc (Should_include): Move to archive.h.
171 (should_include_member): Make it a member of Archive.
173 (Add_lib_group_symbols): New.
174 * archive.h: Include options.h.
175 (Archive_member): Moved from Archive.
176 (Should_include): Moved from archive.cc.
178 (Add_lib_group_symbols): New.
179 * dynobj.cc (do_should_include_member): New.
180 * dynobj.h (do_should_include_member): New.
181 * gold.cc (queue_initial_tasks): Update call to queue.
182 * main.cc (main): Print lib group stats.
183 * object.cc (do_should_include_member): New.
184 * object.h: Include archive.h.
185 (Object::should_include_member): New.
186 (Object::do_should_include_member): New.
187 (Sized_relobj::do_should_include_member): New.
188 * options.cc (General_options::parse_start_lib): New.
189 (General_options::parse_end_lib): New.
190 (Input_arguments::add_file): Handle lib groups.
191 (Input_arguments::start_group): Check we are not in a lib.
192 (Input_arguments::start_lib): New.
193 (Input_arguments::end_lib): New.
194 * options.h (General_options): Add start_lib and end_lib.
195 (Input_argument::lib_): New.
196 (Input_argument::lib): New.
197 (Input_argument::is_lib): New.
198 (Input_file_lib): New.
199 (Input_arguments::in_lib_): New.
200 (Input_arguments::in_lib): New.
201 (Input_arguments::start_lib): New.
202 (Input_arguments::end_lib_): New.
203 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
204 in unused members as preempted.
205 (Sized_pluginobj::do_should_include_member): New.
206 * plugin.h (Sized_pluginobj::do_should_include_member): New.
207 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
209 (Read_symbols::do_whole_lib_group): New.
210 (Read_symbols::do_lib_group): New.
211 (Read_symbols::do_read_symbols): Handle lib groups.
212 (Read_symbols::get_name): Handle lib groups.
213 * readsyms.h (Read_symbols): Add an archive member pointer.
214 (Read_symbols::do_whole_lib_group): New.
215 (Read_symbols::do_lib_group): New.
216 (Read_symbols::member_): New.
217 * script.cc (read_input_script): Update call to queue_soon.
219 2010-03-19 Doug Kwan <dougkwan@google.com>
221 * arm.cc (Stub_table::Stub_table): Initialize new data members
222 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
223 (Stub_table::add_reloc_stub): Assign stub offset and update
224 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
225 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
227 (Stub_table::update_data_size_and_addralign): Use
228 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
229 instead of going over all reloc stubs.
230 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
231 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
232 Stringpool_template::offset_ to size of Stringpool_char.
233 (Stringpool_template::new_key_offset): Remove code to initialize
234 Stringpool_template::offset_.
235 * stringpool.h (Stringpool_template::set_no_zero_null): Set
236 Stringpool_template::offset_ to zero.
238 2010-03-15 Doug Kwan <dougkwan@google.com>
240 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
242 (Stringpool_template::new_key_offset): New method.
243 (Stringpool_template::add_string): Assign offsets when adding new
245 (Stringpool_template::set_string_offsets): Do not set string offsets
247 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
249 (Chunked_vector::clear): Clear size_.
250 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
251 (Chunked_vector::size): Return size_.
252 (Chunked_vector::push_back): Use size_ to find insert position.
253 (Chunked_vector::size_): New data member.
254 (Stringpool_template::set_no_zero_null): Assert string set is empty.
255 (Stringpool_template::new_key_offset): New method declaration.
256 (Stringpool_template::offset_): New data member.
258 2010-03-15 Rafael Espindola <espindola@google.com>
260 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
261 Add_symbols' constructor.
262 * readsyms.h (Add_symbols): Remove the input_group member.
264 2010-03-10 Ian Lance Taylor <iant@google.com>
266 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
267 target to ask whether a reference to a symbol requires a stack
269 * target.h (Target::is_call_to_non_split): New function.
270 (Target::do_is_call_to_non_split): Declare virtual function.
271 * target.cc: Include "symtab.h".
272 (Target::do_is_call_to_non_split): New function.
273 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
275 2010-03-10 Cary Coutant <ccoutant@google.com>
277 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
278 (File_read::open[1]): Remove initial mapping of whole_file_view_.
279 (File_read::open[2]): Add whole_file_view_ to list of views.
280 (File_read::make_view): Remove test of whole_file_view_.
281 (File_read::find_or_make_view): Create whole_file_view_ if
283 (File_read::clear_views): Replace bool parameter with enum;
284 adjust all callers. Don't delete views with permanent data;
285 do delete cached views and views from archives if
286 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
287 if clearing the corresponding view.
288 * fileread.h (File_read::Clear_views_mode): New enum.
289 (File_read::View::is_permanent_view): New method.
290 (File_read::clear_views): Replace bool parameter
291 with enum; adjust all callers.
292 * options.h (General_options): Change keep_files_mapped option;
294 * readsyms.cc (Add_symbols::run): Delete sd_ object before
296 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
299 2010-03-10 David S. Miller <davem@davemloft.net>
301 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
303 2010-03-09 Sriraman Tallam <tmsriram@google.com>
305 * icf.cc (get_section_contents): Add '@' marker after processing the
308 2010-03-08 Doug Kwan <dougkwan@google.com>
310 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
311 due to a conversion warning.
312 (Arm_relobj::update_output_local_symbol_count): Check for local
313 symbol with unset output index.
315 2010-03-05 Ian Lance Taylor <iant@google.com>
317 * options.h (class General_options): Add --spare-dynamic-tags.
318 * output.cc (Output_data_dynamic::set_final_data_size): Implement
319 --spare-dynamic-tags.
321 2010-03-05 Ian Lance Taylor <iant@google.com>
323 * incremental.cc: Include "libiberty.h".
325 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
327 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
328 function, is_info_ member.
329 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
330 (Versions::Versions): Update caller.
331 (Versions::define_base_version): Likewise.
332 (Versions::add_def): Likewise.
334 2010-03-03 Sriraman Tallam <tmsriram@google.com>
336 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
337 (Scan::possible_function_pointer_reloc): New function.
338 (Scan::local_reloc_may_be_function_pointer): Change to call
339 possible_function_pointer_reloc.
340 (Scan::global_reloc_may_be_function_pointer): Ditto.
341 * icf.h (Icf::check_section_for_function_pointers): Change to reject
342 relocations in ".data.rel.ro._ZTV" section.
343 * testsuite/icf_safe_so_test.sh: Change to pass i386.
344 * testsuite/icf_safe_so_test.cc: Ditto.
345 * testsuite/icf_safe_test.cc: Ditto.
346 * testsuite/icf_safe_test.sh: Ditto.
348 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
349 Ian Lance Taylor <iant@google.com>
351 * target-reloc.h (relocate_section): Check the symbol table index
352 for -1U before setting the local symbol index.
353 (scan_relocatable_relocs): If copying the relocation, record that
354 the local symbol is required.
355 * object.h (Symbol_value::is_output_symtab_index_set): New
357 (Symbol_value::may_be_discarded_from_output_symtab): New
359 (Symbol_value::has_output_symtab_entry): New function.
360 (Symbol_value::needs_output_symtab_entry): Remove.
361 (Symbol_value::output_symtab_index): Make sure the symbol index is
363 (Symbol_value::set_output_symtab_index): Make sure the symbol
364 index is not set. Make sure the new index is valid.
365 (Symbol_value::set_must_have_output_symtab_entry): New function.
366 (Symbol_value::has_output_dynsym_entry): New function.
367 (Symbol_value::set_output_dynsym_index): Make sure the new index
369 (Sized_relobj::set_must_have_output_symtab_entry): New function.
370 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
371 local symbol if permitted.
372 (Sized_relobj::do_finalize_local_symbols): Call
373 is_output_symtab_index_set rather than needs_output_symtab_entry.
374 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
375 rather than needs_output_symtab_entry. Call
376 has_output_dynsym_entry rather than needs_output_dynsym_entry.
377 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
378 is_output_symtab_index_set rather than needs_output_symtab_entry.
379 * testsuite/discard_locals_relocatable_test.c: New file.
380 * testsuite/discard_locals_test.sh: Test -r.
381 * testsuite/Makefile.am (check_DATA): Add
382 discard_locals_relocatable_test1.syms,
383 discard_local_relocatable_test2.syms.
384 (MOSTLYCLEANFILES): Likewise. Also add
385 discard_locals_relocatable_test1.lout and
386 discard_locals_relocatable_test2.out.
387 (discard_locals_relocatable_test1.syms): New target.
388 (discard_locals_relocatable_test.o): New target.
389 (discard_locals_relocatable_test1.out): New target.
390 (discard_locals_relocatable_test2.syms): New target.
391 (discard_locals_relocatable_test2.out): New target.
392 (various): Add missing ../ld-new dependencies.
393 * testsuite/Makefile.in: Rebuild.
395 2010-03-03 Nick Clifton <nickc@redhat.com>
397 * po/fi.po: New Finnish translation.
399 2010-03-01 Doug Kwan <dougkwan@google.com>
401 * layout.cc (Layout::Layout): Force section types of .init_array*,
402 .preinit_array* and .fini_array* sections.
403 * output.cc (Output_section::Input_section_sort_entry::has_priority):
404 Fix check of return value of std::string::find.().
405 (Output_section::Input_section_sort_compare::operator()): Remove
406 comment about .init_array.
407 (Output_section::Input_section_sort_init_fini_compare::operator()):
409 (Output_section::sort_attached_input_sections): Handle .init_array
410 and .fini_array specially.
411 * output.h (Output_section::Inut_section_sort_compare): Update
413 (Output_section::Input_section_sort_init_fini_compare): New struct.
415 2010-02-26 Doug Kwan <dougkwan@google.com>
417 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
418 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
419 * testsuite/debug_msg.sh: Avoid matching source line number for
420 use of global variable undef_int.
422 2010-02-26 Doug Kwan <dougkwan@google.com>
424 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
425 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
426 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
427 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
428 * options.cc (General_options::General_options): Initialize member
430 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
431 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
432 and rm_no_fix_v4bx.stdout
433 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
434 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
435 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
436 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
438 * Makefile.in: Regenerate.
439 * testsuite/arm_fix_v4bx.s: New file.
440 * testsuite/arm_fix_v4bx.sh: Ditto.
442 2010-02-24 Doug Kwan <dougkwan@google.com>
444 * arm.cc (Target_arm::got_section): Make the .got section the first
445 non RELRO section in the data segment.
446 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
447 suffixes of section names.
449 2010-02-24 Doug Kwan <dougkwan@google.com>
451 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
452 flags and attributes merging if an input file is a binary file.
453 * fileread.cc (Input_file::open): Record format of original file.
454 * fileread.h (Input_file::Format): New enum type.
455 (Input_file::Input_file): Initialize data member format_.
456 (Input_file::format): New method definition.
457 (Input_file::format_):: New data member.
459 2010-02-24 Doug Kwan <dougkwan@google.com>
461 * arm.cc (Arm_output_data_got): New class.
462 (ARM_TCB_SIZE): New constant
463 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
464 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
465 If user uses a script with a SECTIONS clause, issue only a warning
466 for a misplaced EXIDX input section. Otherwise, issue an error.
467 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
469 (Target_arm::got_mode_index_entry): Handle static linking.
470 (Target_arm::Scan::local): Ditto.
471 (Target_arm::Scan::global): Ditto.
472 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
473 all incorrectly implemented relocations.
474 (Target_arm::fix_exidx_coverage): Pass layout to
475 Arm_output_section::fix_exidx_coverage.
476 * layout.cc (Layout::section_name_mapping): Remove trailing dots
477 from ".ARM.exidx." and ".ARM.extab.".
479 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
481 * arm.cc (Target_arm::do_finalize_sections): Create attribute
482 section if it does not already exist.
483 * attributes.cc (Attributes_section_data::Attributes_section_data):
484 Don't crash if size is zero.
486 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
487 Ian Lance Taylor <iant@google.com>
489 * gold.cc (queue_middle_tasks): If no input files were opened,
491 * workqueue.h (Task_function::Task_function): Assert that there is
494 2010-02-22 Doug Kwan <dougkwan@google.com>
496 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
497 * icf.cc (get_section_contents): Cast snprintf arguments to long long
498 types to avoid warnings due to different uint64_t implementations
501 2010-02-21 Doug Kwan <dougkwan@google.com>
503 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
504 handling of the maximum backward branch offset.
505 (Arm_relocate_functions::thumb_branch_common): Ditto.
506 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
507 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
508 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
509 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
510 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
511 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
512 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
513 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
514 thumb_bl_out_of_range thumb_bl_out_of_range.o,
515 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
516 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
517 thumb2_bl_out_of_range.o): New rules.
518 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
519 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
520 thumb2_bl_out_of_range
521 * testsuite/Makefile.in: Regenerate.
522 * testsuite/arm_bl_in_range.s: New file.
523 * testsuite/arm_bl_out_of_range.s: Ditto.
524 * testsuite/arm_branch_in_range.sh: Ditto.
525 * testsuite/arm_branch_range.t: Ditto.
526 * testsuite/thumb2_branch_range.t: Ditto.
527 * testsuite/thumb_bl_in_range.s: Ditto.
528 * testsuite/thumb_bl_out_of_range.s: Ditto.
529 * testsuite/thumb_branch_range.t: Ditto.
531 2010-02-20 Sriraman Tallam <tmsriram@google.com>
533 * gc.h (gc_process_relocs): Change vectors to point to the new list.
534 Add reloc offset information.
535 * icf.cc (get_section_contents): Change iterators to point to the new
536 vectors. Add reloc offset information to the contents.
537 * icf.h (Icf::Sections_reachable_info): New typedef.
538 (Icf::Sections_reachable_list): New typedef.
539 (Icf::Offset_info): New typedef.
540 (Icf::Reloc_info): New struct typedef.
541 (Icf::Reloc_info_list): New typedef.
542 (Icf::symbol_reloc_list): Delete method.
543 (Icf::addend_reloc_list): Delete method.
544 (Icf::section_reloc_list): Delete method.
545 (Icf::reloc_info_list): New method.
546 (Icf::reloc_info_list_): New member.
548 2010-02-19 Doug Kwan <dougkwan@google.com>
550 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
551 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
552 * arm.cc (Arm_relocation_functions): New forward declaration.
553 (Target_arm::Target_arm): Initialize new data members
554 got_mod_index_offset_ and tls_base_symbol_defined_.
555 (Target_arm::Relocate::relocate_tls): New method.
556 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
557 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
559 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
560 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
561 (Target_arm::got_mod_index_offset_,
562 Target_arm::tls_base_symbol_defined_): New data members.
563 (Target_arm::Scan::local, Target::Scan::global,
564 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
567 2010-02-18 Doug Kwan <dougkwan@google.com>
569 * arm.cc (Arm_relobj::find_linked_text_section): New method.
570 (Arm_relobj::make_exidx_input_section): Pass section index of linked
571 text section as a parameter becuase some broken tools may not set
572 the link in section header.
573 (Target_arm::has_got_section): New method.
574 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
575 without any mapping symbol as data only. Remove warning.
576 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
577 link in its section header, try to discover the link by inspecting the
578 REL31 relocation at the beginning of the section.
579 (Target_arm::Scan::check_non_pic): Report name of offending relocation
581 (Target_arm::Scan::global): Treat any reference to the symbol
582 _GLOBAL_OFFSET_TABLE_ as a GOT access.
584 2010-02-12 Sriraman Tallam <tmsriram@google.com>
586 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
587 (Scan::global_reloc_may_be_function_pointer): New function.
588 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
589 (Scan::global_reloc_may_be_function_pointer): New function.
590 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
591 (Scan::global_reloc_may_be_function_pointer): New function.
592 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
593 (Scan::global_reloc_may_be_function_pointer): New function.
594 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
595 (Scan::global_reloc_may_be_function_pointer): New function.
596 (Scan::possible_function_pointer_reloc): New function.
597 (Target_x86_64::can_check_for_function_pointers): New function.
598 * gc.h (gc_process_relocs): Scan relocation types to determine if
599 function pointers were taken for targets that support it.
600 * icf.cc (Icf::find_identical_sections): Include functions for
601 folding in safe ICF whose pointer is not taken.
602 * icf.h (Secn_fptr_taken_set): New typedef.
603 (fptr_section_id_): New member.
604 (section_has_function_pointers): New function.
605 (set_section_has_function_pointers): New function.
606 (check_section_for_function_pointers): New function.
607 * options.h: Fix comment for safe ICF option.
608 * target.h (can_check_for_function_pointers): New function.
609 * testsuite/Makefile.am: Add icf_safe_so_test test case.
610 Modify icf_safe_test for X86-64.
611 * testsuite/Makefile.in: Regenerate.
612 * testsuite/icf_safe_so_test.cc: New file.
613 * testsuite/icf_safe_so_test.sh: New file.
614 * testsuite/icf_safe_test.cc (kept_func_3): New function.
615 (main): Change to take pointer to function kept_func_3.
616 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
617 folding is done correctly for X86-64.
619 2010-02-12 David S. Miller <davem@davemloft.net>
621 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
622 is_symbolless parameter.
623 (Output_reloc<SHT_REL>::is_symbolless): New.
624 (Output_reloc<SHT_REL>::is_symbolless_): New.
625 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
626 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
627 (Output_reloc<SHT_RELA>::is_symbolless): New.
628 (Output_data_reloc::add_global): Handle is_symbolless.
629 (Output_data_reloc::add_global_relative): Likewise.
630 (Output_data_reloc::add_local): Likewise.
631 (Output_data_reloc::add_local_relative): Likewise.
632 (Output_data_reloc::add_symbolless_global_addend): New.
633 (Output_data_reloc::add_symbolless_local_addend): New.
634 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
636 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
637 instead of ->is_relative_
638 (Output_reloc::write): Likewise.
639 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
640 (Output_reloc::write_rel): Simplify.
642 * sparc.cc (Target_sparc::Scan::local): Use
643 ->add_symbolless_local_addend as needed.
644 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
645 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
646 based upon relocation offset.
648 2010-02-11 Doug Kwan <dougkwan@google.com>
650 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
651 (Target_arm::Scan::global): Ditto. Also remove a comment before the
652 beginning of function.
653 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
654 and MOVT_ABS relocations. Those are non issued in scanning. Fix
655 parameter is_32bit in calls to should_apply_static_reloc.
656 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
657 (check_DATA): Add arm_abs_global.stdout.
658 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
659 arm_abs_global.stdout): New rules.
660 (MOSTLLYCLEANFILES): Add arm_abs_global
661 * Makefile.in: Regenerate.
662 * testsuite/arm_abs_global.s: New file.
663 * testsuite/arm_abs_global.sh: Ditto.
664 * testsuite/arm_abs_lib.s: Ditto.
666 2010-02-11 Ian Lance Taylor <iant@google.com>
668 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
670 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
671 Allocate_commons_task first.
672 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
673 task, rather than symtab_lock_.
674 (Gc_process_relocs::~Gc_process_relocs): New function.
675 (Gc_process_relocs::is_runnable): Check this_blocker_.
676 (Gc_process_relocs::locks): Use next_blocker_ rather than
678 (Scan_relocs::~Scan_relocs): New function.
679 (Scan_relocs::is_runnable): Check this_blocker_ rather than
681 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
683 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
684 fields. Add this_blocker_ and next_blocker_ fields. Adjust
685 constructor accordingly.
686 (class Gc_process_relocs): Likewise.
687 (class Scan_relocs): Likewise.
688 * common.h (class Allocate_commons_task): Remove symtab_lock_
689 field, and corresponding constructor parameter.
690 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
692 (Allocate_commons_task::locks): Likewise.
694 2010-02-11 Ian Lance Taylor <iant@google.com>
696 * gold-threads.h (class Once): Define.
697 (class Initialize_lock): Rewrite as child of Once.
698 * gold-threads.cc (class Once_initialize): Define.
699 (once_pointer_control): New static variable.
700 (once_pointer, once_arg): New static variables.
701 (c_run_once): New static function.
702 (Once::Once, Once::run_once, Once::internal_run): New functions.
703 (class Initialize_lock_once): Remove.
704 (initialize_lock_control): Remove.
705 (initialize_lock_pointer): Remove.
706 (initialize_lock_once): Remove.
707 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
708 (Initialize_lock::initialize): Rewrite.
709 (Initialize_lock::do_run_once): New function.
710 * archive.cc (Archive::interpret_header): Only clear name if it is
712 * fileread.cc: Include "gold-threads.h"
713 (file_counts_lock): New static variable.
714 (file_counts_initialize_lock): Likewise.
715 (File_read::release): Only increment counts when using --stats.
716 Use a lock around the increment.
717 * parameters.cc (class Set_parameters_target_once): Define.
718 (set_parameters_target_once): New static variable.
719 (Parameters::Parameters): Move here from parameters.h.
720 (Parameters::set_target): Rewrite.
721 (Parameters::set_target_once): New function.
722 (Parameters::clear_target): Move here and rewrite.
723 * parameters.h (class Parameters): Update declarations. Add
724 set_parameters_target_once_ field.
725 (Parameters::Parameters): Move to parameters.cc.
726 (Parameters::clear_target): Likewise.
727 * readsyms.cc (Read_symbols::do_group): Create a Start_group
729 (Start_group::~Start_group): New function.
730 (Start_group::is_runnable): New function.
731 (Start_group::locks, Start_group::run): New functions.
732 (Finish_group::run): Change saw_undefined to size_t.
733 * readsyms.h (class Start_group): Define.
734 (class Finish_group): Change saw_undefined_ field to size_t.
735 (Finish_group::Finish_group): Remove saw_undefined and
736 this_blocker parameters. Change all callers.
737 (Finish_group::set_saw_undefined): New function.
738 (Finish_group::set_blocker): New function.
739 * symtab.h (class Symbol_table): Change saw_undefined to return
740 size_t. Change saw_undefined_ field to size_t.
741 * target-select.cc (Set_target_once::do_run_once): New function.
742 (Target_selector::Target_selector): Initialize set_target_once_
743 field. Don't initialize lock_ and initialize_lock_ fields.
744 (Target_selector::instantiate_target): Rewrite.
745 (Target_selector::set_target): New function.
746 * target-select.h (class Set_target_once): Define.
747 (class Target_selector): Update declarations. Make
748 Set_target_once a friend. Remove lock_ and initialize_lock_
749 fields. Add set_target_once_ field.
751 2010-02-10 Ian Lance Taylor <iant@google.com>
753 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
755 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
756 (queue_middle_tasks): Add all blockers before queueing any tasks.
757 (queue_final_tasks): Likewise.
758 * token.h (Task_token::add_blockers): New function.
759 * object.h (Input_objects::number_of_relobjs): New function.
761 2010-02-10 Ian Lance Taylor <iant@google.com>
763 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
764 shared, not if not position independent.
765 * x86_64.cc (Relocate::relocate_tls): Likewise.
766 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
767 (tls_pie_pic_test): New target.
768 * testsuite/Makefile.in: Rebuild.
770 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
771 (tls_test_main_pie.o, tls_test_pie.o): New targets.
772 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
773 * testsuite/Makefile.in: Rebuild.
775 2010-02-09 David S. Miller <davem@davemloft.net>
777 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
778 R_SPARC_RELATIVE using ->add_local_relative().
779 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
781 * output.h (Output_data_dynamic::add_section_size): New method
782 that takes two Output_data objects.
783 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
784 entry param. Handle it in initializers.
785 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
786 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
787 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
789 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
790 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
791 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
792 for dynrel_includes_plt.
793 * i386.cc (Target_i386::do_finalize_sections): Likewise.
794 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
795 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
797 (Target_sparc::do_finalize_sections): Update to pass true for
799 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
800 output before .rela.plt
801 (Target_powerpc::do_finalize_sections): Update to pass true for
802 dynrel_includes_plt when 32-bit.
804 2010-02-08 Doug Kwan <dougkwan@google.com>
806 * arm.cc (Arm_relobj::simple_input_section_output_address): New
808 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
809 Arm_relobj::scan_section_for_cortex_a8_stubs,
810 Arm_relobj::do_relocation_section): Instead of calling
811 Output_section::output_address, use faster
812 Arm_relobj::simple_input_section_output_address.
814 2010-02-08 David S. Miller <davem@davemloft.net>
816 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
817 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
818 relocation helper function.
820 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
821 just like R_SPARC_GOT{10,13,22}.
822 (Target_sparc::Scan::local): Likewise.
823 (Target_sparc::Relocate:relocate): Likewise.
825 2010-02-06 Ian Lance Taylor <iant@google.com>
827 * configure.ac: Rewrite targetobjs duplicate removal code to use
828 only shell constructs.
829 * configure: Rebuild.
831 2010-02-05 Doug Kwan <dougkwan@google.com>
834 * arm.cc (Arm_relobj::section_is_scannable): New method.
835 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
836 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
838 2010-02-04 Doug Kwan <dougkwan@google.com>
841 * arm-reloc-property.cc (cstdio): Include.
842 * configure.ac (targetobjs): Remove duplicates.
843 * configure: Regenerate.
844 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
845 big and little endian version for a given address size.
847 2010-02-03 Doug Kwan <dougkwan@google.com>
849 * arm-reloc-property.cc
850 (Arm_reloc_property_table::reloc_name_in_error_message): New method
852 * arm-reloc-property.h
853 (Arm_reloc_property_table::get_implemented_static_reloc_property):
854 New method definition.
855 (Arm_reloc_property_table::reloc_name_in_error_message): New method
857 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
859 (GOT_PREL): Change implemented to Y.
860 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
861 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
862 (Arm_relocate_functions::movw_abs_nc): Remove method.
863 (Arm_relocate_functions::movt_abs): Ditto.
864 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
865 (Arm_relocate_functions::thm_movt_abs): Ditto.
866 (Arm_relocate_functions::movw_rel_nc): Ditto.
867 (Arm_relocate_functions::movw_rel): Ditto.
868 (Arm_relocate_functions::movt_rel): Ditto.
869 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
870 (Arm_relocate_functions:thm_movw_rel): Ditto.
871 (Arm_relocate_functions:thm_movt_rel): Ditto.
872 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
873 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
874 New method definitions.
875 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
876 (Arm_relocation_functions::arm_grp_ldr): Ditto.
877 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
878 (Arm_relocation_functions::arm_grp_ldc): Ditto.
879 (Target_arm::Relocate::relocate): Check for non-static or
880 unimplemented relocation code and exit early. Change calls to
881 Target_arm::reloc_uses_thumb_bit and
882 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
883 instead. Refactor code to handle similar relocations to increase
884 code sharing. Remove check for unsupported relocation code in switch
886 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
887 relocation property table to find out size. Change error message to
888 print out the name of a relocation code instead of the numeric value.
889 (Target_arm::scan_reloc_for_stub): Use relocation property table
890 instead of calling Target_arm::reloc_uses_thumb_bit().
892 2010-02-02 Doug Kwan <dougkwan@google.com>
894 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
895 types of relaxed input section.
897 2010-02-02 Doug Kwan <dougkwan@google.com>
899 * Makefile.am (HFILES): Add arm-reloc-property.h.
901 (TARGETSOURCES): Add arm-reloc-property.cc
902 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
903 (libgold_a_SOURCES): $(DEFFILES)
904 * Makefile.in: Regenerate.
905 * arm-reloc-property.cc: New file.
906 * arm-reloc-property.h: New file.
907 * arm-reloc.def: New file.
908 * arm.cc: Update comments.
909 (arm-reloc-property.h): New included header.
910 (arm_reloc_property_table): New global variable.
911 (Target_arm::do_select_as_default_target): New method definition.
912 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
913 arm-reloc-property to targ_extra_obj.
914 * parameters.cc (set_parameters_target): Call
915 Target::select_as_default_target().
916 * target.h (Target::select_as_default_target): New method definition.
917 (Target::do_select_as_default_target): Same.
919 2010-02-01 Doug Kwan <dougkwan@google.com>
921 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
922 first_output_text_section_.
923 (Arm_exidx_fixup::first_output_text_section): New method definition.
924 (Arm_exidx_fixup::first_output_text_section_): New data member.
925 (Arm_exidx_fixup::process_exidx_section): Record the first text
927 (Arm_output_section::fix_exidx_coverage): Set correct linked section
928 and entsize in output section header.
930 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
932 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
933 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
934 (Arm_relocate_functions::thm_alu11): New Method.
935 (Arm_relocate_functions::thm_pc8): New Method.
936 (Arm_relocate_functions::thm_pc12): New Method.
937 (Target_arm::Scan::local): Handle the relocations.
938 (Target_arm::Scan::global): Likewise.
939 (Target_arm::Relocate::relocate): Likewise.
940 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
942 2010-01-29 Doug Kwan <dougkwan@google.com>
944 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
945 of relocation types as ld.
947 2010-01-29 Doug Kwan <dougkwan@google.com>
949 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
951 (Arm_relocate_functions::thumb_branch_common): Ditto.
952 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
953 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
954 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
955 Arm_relocate_functions::jump24): Remove.
956 (Target_arm::Relocate::relocate): Adjust code to call
957 Arm_relocation_functions::arm_branch_common and
958 Arm_relocation_functions::thumb_branch_common instead of their removed
959 wrappers. Merge switch-cases together to reduce source code size.
961 2010-01-29 Doug Kwan <dougkwan@google.com>
963 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
964 output_local_symbol_count_needs_update_.
965 (Arm_relobj::output_local_symbol_count_needs_update,
966 Arm_relobj::set_output_local_symbol_count_needs_update,
967 Arm_relobj::update_output_local_symbol_count): New methods.
968 (Arm_relobj::output_local_symbol_count_needs_update_): New data
970 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
971 of pointed function as in a R_ARM_PREL31 relocation.
972 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
973 for output local symbol count updating.
974 (Target_arm::do_relax): Update output local symbol counts in objects
976 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
978 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
980 * arm.cc: Added support for the ARM relocations:
981 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
982 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
983 (Arm_relocate_functions::movw_rel_nc): Renamed (was
985 (Arm_relocate_functions::movw_rel): New method.
986 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
987 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
989 (Arm_relocate_functions::thm_movw_rel): New method.
990 (Arm_relocate_functions::thm_movt_rel): Renamed (was
992 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
994 (Target_arm::Scan::global): Likewise.
995 (Target_arm::Relocate::relocate): Likewise.
996 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
999 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1001 * arm.cc: Added support for ARM group relocations.
1002 (Target_arm::reloc_needs_sym_origin): New method.
1003 (Arm_relocate_functions::calc_grp_kn): New method.
1004 (Arm_relocate_functions::calc_grp_residual): New method.
1005 (Arm_relocate_functions::calc_grp_gn): New method.
1006 (Arm_relocate_functions::arm_grp_alu): New Method.
1007 (Arm_relocate_functions::arm_grp_ldr): New Method.
1008 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1009 (Arm_relocate_functions::arm_grp_ldc): New Method.
1010 (Target_arm::Scan::local): Handle the ARM group relocations.
1011 (Target_arm::Scan::global): Likewise.
1012 (Target_arm::Relocate::relocate): Likewise.
1013 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1016 2010-01-26 Doug Kwan <dougkwan@google.com>
1018 * arm.cc (set): Include.
1019 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1021 (Arm_output_section::Text_section_list): New type.
1022 (Arm_output_section::append_text_sections_to_list): New method.
1023 (Arm_output_section::fix_exidx_coverage): Ditto.
1024 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1025 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1026 Relobj::set_section_offset() instead of
1027 Sized_relobj::invalidate_section_offset().
1028 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1029 parameter for section headers. Ignore relocation sections for
1030 unallocated sections and EXIDX sections.
1031 (Target_arm::fix_exidx_coverage): New method.
1032 (Target_arm::output_section_address_less_than): New type.
1033 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1034 linked text section instead of the EXIDX section.
1035 (Arm_output_section::create_stub_group): Add an assertion to check
1036 that this is not an EXIDX output section.
1037 (Arm_output_section::append_text_sections_to_list): New method.
1038 (Arm_output_section::fix_exidx_coverage): Ditto.
1039 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1040 Arm_relobj::section_needs_reloc_stub_scanning.
1041 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1043 (Target_arm::fix_exidx_coverage): New method.
1044 * object.h (Relobj::set_output_section): New method.
1045 (Sized_relobj::invalidate_section_offset): Remove method.
1046 (Sized_relobj::do_invalidate_section_offset): Remove method.
1047 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1049 2010-01-25 Doug Kwan <dougkwan@google.com>
1051 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1052 Fix warning due to signed and unsigned comparison on a 32-bit host.
1054 2010-01-22 Doug Kwan <dougkwan@google.com>
1056 * arm.cc (Target_arm::do_relax): Record an output section for section
1057 offset adjustment it contains any stub table that has changed.
1058 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1059 offsets in an output section if necessary.
1060 * output.cc (Output_section::Output_section): Initialize
1061 section_offsets_need_adjustments_.
1062 (Output_section::add_input_section_for_script): Renamed to
1063 Output_section::add_simple_input_section.
1064 (Output_section::save_states): Add a comment.
1065 (Output_section::discard_states): New method defintion.
1066 (Output_section::adjust_section_offsets): Same.
1067 * output.h (Output_section::add_input_section_for_script): Renamed to
1068 Output_section::add_simple_input_section.
1069 (Output_section::discard_states): New method declaration.
1070 (Output_section::adjust_section_offsets): Same.
1071 (Output_section::section_offsets_need_adjustment,
1072 Output_section::set_section_offsets_need_adjustment): New method
1074 (Output_section::section_offsets_need_adjustment_): New data member.
1075 * script-sections.cc
1076 (Output_section_element_input::set_section_address): Adjust code for
1077 renaming of Output_section::add_input_section_for_script.
1078 (Orphan_output_section::set_section_address): Same.
1080 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1082 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1083 Fix_v4bx enum values .
1084 * gold/options.h (General_options): New option definitions.
1085 (General_options::fix_v4bx): New method.
1086 (General_options::Fix_v4bx): New enum.
1087 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1088 (General_options::parse_fix_v4bx_interworking): New method.
1090 2010-01-22 Doug Kwan <dougkwan@google.com>
1092 * arm.cc (Arm_exidx_fixup): New class.
1094 2010-01-21 Doug Kwan <dougkwan@google.com>
1096 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1098 (Arm_exidx_section_offset_map): New type.
1100 2010-01-21 Doug Kwan <dougkwan@google.com>
1102 * arm.cc (Arm_exidx_input_section): New class.
1103 (Arm_relobj::exidx_input_section_by_link,
1104 Arm_relobj::exidx_input_section_by_shndx,
1105 Arm_relobj::make_exidx_input_section): New methods.
1106 (read_arm_attributes_section): Remove.
1107 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1108 information about them.
1109 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1112 2010-01-20 Doug Kwan <dougkwan@google.com>
1114 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1115 Input_section_specifier to Section_id.
1116 (Target_arm::new_arm_input_section: Adjust code for change of key
1118 (Target_arm::find_arm_input_section): Ditto.
1119 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1120 (Section_id): Remove.
1121 (Garbage_collection::Section_id_hash): Remove.
1122 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1123 (Section_id): Remove.
1124 (Icf::Section_id_hash): Remove.
1125 * object.h (Section_id, Const_section_id, Section_id_hash,
1126 Const_section_id_hash): New type definitions.
1127 * output.cc (Output_section::add_relaxed_input_section): Change to
1128 use Const_section_id instead of Input_section_specifier as key type.
1129 (Output_section::add_merge_input_section): Ditto.
1130 (Output_section::build_relaxation_map): Change to use Section_id
1131 instead of Input_section_specifier as key type.
1132 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1134 (Output_section::convert_input_sections_to_relaxed_sections): Change
1135 to use Const_section_id instead of Input_section_specifier as key type.
1136 (Output_section::find_merge_section): Ditto.
1137 (Output_section::find_relaxed_input_section): Ditto.
1138 * output.h (Input_section_specifier): Remove class.
1139 (Output_section::Output_section_data_by_input_section_map): Change
1140 key type to Const_section_id.
1141 (Output_section::Output_relaxed_input_section_by_input_section_map):
1143 (Output_section::Relaxation_map): Change key type to Section_id.
1145 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1147 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1148 (class Arm_v4bx_stub): New class.
1149 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1150 (Stub_factory::make_arm_v4bx_stub): New method.
1151 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1152 (Stub_table::empty): Handle v4bx stubs.
1153 (Stub_table::add_arm_v4bx_stub): New method.
1154 (Stub_table::find_arm_v4bx_stub): New method.
1155 (Arm_relocate_functions::v4bx): New method.
1156 (Target_arm::fix_v4bx): New method.
1157 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1158 (Stub_table::relocate_stubs): Likewise.
1159 (Stub_table::do_write): Likewise.
1160 (Stub_table::update_data_size_and_addralign): Likewise.
1161 (Stub_table::finalize_stubs): Likewise.
1162 (Target_arm::Scan::local): Likewise.
1163 (Target_arm::Scan::global): Likewise.
1164 (Target_arm::do_finalize_sections): Likewise.
1165 (Target_arm::Relocate::relocate): Likewise.
1166 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1168 (Target_arm::scan_reloc_for_stub): Likewise.
1169 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1171 2010-01-19 Ian Lance Taylor <iant@google.com>
1173 * output.cc (Output_section_headers::do_sized_write): Write large
1174 segment count to sh_info field.
1175 (Output_file_header::do_sized_write): For large segment count,
1176 write PN_XNUM to e_phnum field.
1178 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1180 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1181 (Arm_relocate_functions::thm_jump8): New function.
1182 (Arm_relocate_functions::thm_jump11): New function.
1183 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1185 (Target_arm::Scan::global): Likewise.
1186 (Target_arm::Relocate::relocate): Likewise.
1187 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1190 2010-01-14 Doug Kwan <dougkwan@google.com>
1192 * arm.cc (map, utility): Include headers.
1193 (Target_arm::apply_cortex_a8_workaround): New method.
1194 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1195 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1196 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1197 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1198 the --[no-]fix-cortex-a8 command line options.
1199 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1200 (Target_arm::relocate_stub): Use addend in instruction template.
1201 * options.h (DEFINE_bool): Set the user-set flag.
1202 (General_options): Add --[no-]-fix-cortex options.
1203 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1204 : Update fast look-up map after conversion.
1206 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1208 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1209 in the first pass of do_layout.
1211 2010-01-13 Doug Kwan <dougkwan@google.com>
1213 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1214 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1215 apparent compiler problem of not folding static constant integral
1216 data members of elfcpp::Elf_sizes<32>.
1218 2010-01-13 Doug Kwan <dougkwan@google.com>
1220 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1221 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1222 Arm_relobj::scan_section_for_cortex_a8_erratum,
1223 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1224 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1225 sections to scan for relocation stubs into a new method
1226 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1227 relocation and Cortex-A8 stub scanning.
1228 (Target_arm::do_relax): Force stubs to be after stubbed sections
1229 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1230 the beginning of a new relaxation pass. Update a comment.
1231 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1233 2010-01-12 Ian Lance Taylor <iant@google.com>
1235 * target-reloc.h (visibility_error): New inline function.
1236 (relocate_section): Call visibility_error.
1237 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1238 (MOSTLYCLEANFILES): Likewise.
1239 (protected_4_pic.o, protected_3.err): New targets.
1240 * testsuite/protected_4.cc: New file.
1242 2010-01-12 Doug Kwan <dougkwan@google.com>
1244 * arm.cc (Cortex_a8_reloc): New class.
1245 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1246 and cortex_a8_relocs_info_.
1247 (Target_arm::fix_cortex_a8): New method definition.
1248 (Target_arm::Cortex_a8_relocs_info): New type.
1249 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1250 New data member declarations.
1251 (Target_arm::scan_reloc_for_stub): Record information about
1252 relocations for THUMB branches that might be exempted from the
1253 Cortex-A8 workaround.
1254 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1255 at the beginning of a relaxation pass.
1257 2010-01-12 Doug Kwan <dougkwan@google.com>
1259 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1260 (Arm_relobj::Mapping_symbol_position,
1261 Arm_reloj::Mapping_symbol_position_less,
1262 Arm_relobj::Mapping_symbols_info): New types.
1263 (Target_arm::is_mapping_symbol_name): New method definition.
1264 (Arm_relobj::do_count_local_symbols): Save information about mapping
1267 2010-01-11 Doug Kwan <dougkwan@google.com>
1269 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1270 Arm_relocate_functions::thumb32_branch_upper,
1271 Arm_relocate_functions::thumb32_branch_lower,
1272 Arm_relocate_functions::thumb32_cond_branch_offset,
1273 Arm_relocate_functions::thumb32_cond_branch_upper,
1274 Arm_relocate_functions::thumb32_cond_branch_lower,
1275 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1276 branch offset encoding.
1277 (Arm_relocate_functions::thumb_branch_common): Use new branch
1278 offset encoding methods to avoid code duplication.
1279 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1280 (Stub_addend_reader::operator()): Use new branch encoding method
1281 to avoid code duplication.
1283 2010-01-11 Doug Kwan <dougkwan@google.com>
1285 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1286 (Target_arm::do_finalize_sections): Define special EXIDX section
1287 symbols only if referenced.
1288 * gc.h (Garbage_collection::add_reference): New method.
1289 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1292 2010-01-11 Ian Lance Taylor <iant@google.com>
1294 * script.cc (Version_script_info::build_expression_list_lookup):
1295 Change complaing about duplicate wildcard match from error to
1298 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1300 (Version_script_info::Version_script_info): Initialize globs_,
1301 default_version_, default_is_global_, and exact_. Don't
1302 initialize globals_ or locals_.
1303 (Version_script_info::build_lookup_tables): Build local symbols
1305 (Version_script_info::unquote): New function.
1306 (Version_script_info::add_exact_match): New function.
1307 (Version_script_info::build_expression_list_lookup): Remove lookup
1308 parameter. Add is_global parameter. Change all callers. Handle
1309 wildcard pattern specially. Unquote pattern. Call
1311 (Version_script_info::get_name_to_match): New function.
1312 (Version_script_info::get_symbol_version): New function.
1313 (Version_script_info::get_symbol_version_helper): Remove.
1314 (Version_script_info::check_unmatched_names): Call unquote.
1315 * script.h (class Version_script_info): Change get_symbol_version
1316 to be non-inline and add is_global parameter; change all callers.
1317 Rewrite symbol_is_local. Update declarations. Define struct
1318 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1319 Remove globals_ and locals_ members. Add exact_, globs_,
1320 default_version_, is_global_.
1321 (Version_script_info::Glob): Remove pattern, add expression and
1322 is_global. Update constructor. Change all callers.
1323 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1325 (Versions::symbol_section_contents): If a symbol is undefined, or
1326 defined in a dynamic object, set the version index to
1328 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1330 (Symbol_table::add_from_pluginobj): Likewise.
1331 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1333 2010-01-11 Doug Kwan <dougkwan@google.com>
1335 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1336 (incremental_dump_LDADD): Add linking option for libintl.
1337 * Makefile.in: Regenerate.
1339 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1342 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1344 * testsuite/Makefile.in: Regenerated.
1346 2010-01-10 Doug Kwan <dougkwan@google.com>
1348 * options.h (DEFINE_var): Use parentheses around argument varname__
1349 in macro body to avoid any unintended subsequent substitutions.
1351 2010-01-10 Ian Lance Taylor <iant@google.com>
1353 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1354 candidates before doing symbol resolution.
1356 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1357 ODR candidates if only one is weak.
1359 2010-01-08 Ian Lance Taylor <iant@google.com>
1361 * script.cc (Version_script_info::build_expression_list_lookup):
1362 Don't warn about ambiguous version, just record the ambiguity.
1363 (Version_script_info::get_symbol_version_helper): Give error if
1364 version is ambiguous.
1366 2010-01-08 Doug Kwan <dougkwan@google.com>
1368 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1369 prev_data_size_ and prev_addralign_. Remove initializer for
1370 deleted data member has_been_changed_.
1371 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1372 to determine if the table is empty.
1373 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1375 (Stub_table::add_reloc_stub): Define method in class definition
1376 instead of just declaring it there.
1377 (Stub_table::add_cortex_a8_stub): New method definition.
1378 (Stub_table::update_data_size_and_addralign): Ditto.
1379 (Stub_table::finalize_stubs): Ditto.
1380 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1381 (Stub_table::do_addralign_): Return address alignment in the
1382 (Stub_table::do_reset_address_and_file_offset): Define method in
1383 class definition instead of declaring it there. Set current data
1384 size to be the data size of the previous pass.
1385 (Stub_table::set_final_data_size): Use current data size as the
1387 (Stub_table::relocate_stub): Change parameter type of stub from
1388 Reloc_stub pointer to Stub pointer.
1389 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1390 (Stub_table::Cortex_a8_stub_list): New typedef.
1391 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1392 Stub_table::prev_addralign_): New data member.
1393 (Arm_relobj::Arm_relobj): Initialize data member
1394 section_has_cortex_a8_workaround_.
1395 (Arm_relobj::section_has_cortex_a8_workaround,
1396 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1398 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1400 (Target_arm::relocate_stub): Change parameter type of stub from
1401 Reloc_stub pointer to Stub pointer.
1402 (Insn_template::size, Insn_template::alignment): Handle
1403 THUMB16_SPECIAL_TYPE.
1404 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1405 Stub_table::update_data_size_and_addralign,
1406 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1408 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1409 (Stub_table::do_write): Ditto.
1410 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1412 2010-01-08 Ian Lance Taylor <iant@google.com>
1415 * symtab.h (class Symbol): Remove fields is_target_special_ and
1416 has_plt_offset_. Add field is_defined_in_discarded_section_.
1417 (Symbol::is_defined_in_discarded_section): New function.
1418 (Symbol::set_is_defined_in_discarded_section): New function.
1419 (Symbol::has_plt_offset): Rewrite.
1420 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1421 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1422 Don't initialize is_target_special_ or has_plt_offset_.
1423 Initialize is_defined_in_discarded_section_.
1424 (Symbol_table::add_from_relobj): If appropriate, set
1425 is_defined_in_discarded_section.
1426 * resolve.cc (Symbol::override_base_with_special): Don't test
1427 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1428 * target-reloc.h (relocate_section): Do special handling for
1429 symbols defined in discarded sections for global symbols as well
1432 2010-01-08 Ian Lance Taylor <iant@google.com>
1434 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1435 the SHT_SYMTAB case.
1437 2010-01-08 Ian Lance Taylor <iant@google.com>
1439 * object.cc (Sized_relobj::do_layout): Don't get confused if
1440 layout_eh_frame returns NULL.
1442 2010-01-08 Ian Lance Taylor <iant@google.com>
1445 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1446 dynamic symbol table, use the normal symbol table.
1447 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1450 2010-01-08 Ian Lance Taylor <iant@google.com>
1453 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1456 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1458 * version.cc (print_version): Change to "Copyright 2010".
1460 2010-01-08 Ian Lance Taylor <iant@google.com>
1464 * i386.cc (class Target_i386): Change return type of plt_section
1466 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1467 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1468 tls_desc_rel_ field.
1469 (Output_data_plt_i386::rel_tls_desc): New function.
1470 (Target_i386::rel_tls_desc_section): New function.
1471 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1472 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1473 R_386_TLS_DESC reloc in rel_tls_desc_section.
1474 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1475 Define struct Tlsdesc_info.
1476 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1477 (Target_x86_64::do_reloc_symbol_index): New function.
1478 (Target_x86_64::add_tlsdesc_info): New function.
1479 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1480 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1482 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1484 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1485 (Target_x86_64::rela_tlsdesc_section): New function.
1486 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1488 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1489 (Target_x86_64::do_reloc_addend): New function.
1490 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1491 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1492 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1493 (Output_reloc::type): New function.
1494 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1495 (Output_reloc::is_target_specific): New function.
1496 (Output_reloc::target_arg): New function.
1497 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1498 absolute relocs and target specific relocs.
1499 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1500 add_target_specific.
1501 (class Output_data_reloc) [SHT_RELA]: Likewise.
1502 * output.cc (Output_reloc::Output_reloc): Add four new versions
1503 for absolute relocs and target specific relocs.
1504 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1505 (Output_reloc::get_symbol_index): Likewise.
1506 (Output_reloc::local_section_offset): Check that local_sym_index_
1507 is not TARGET_CODE or 0.
1508 (Output_reloc::symbol_value): Likewise.
1509 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1511 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1512 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1514 * layout.cc (add_target_dynamic_tags): Use output section for
1515 DT_PLTRELSZ and DT_JMPREL.
1517 2010-01-07 Ian Lance Taylor <iant@google.com>
1520 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1522 (class Output_data_reloc_generic): Define.
1523 (class Output_data_reloc_base): Change base class to
1524 Output_data_reloc_generic. Change add() method to call
1525 bump_relative_reloc_count for a relative reloc. Remove
1527 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1529 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1530 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1532 * layout.h (class Layout): Update declaration.
1534 2010-01-07 Ian Lance Taylor <iant@google.com>
1536 * output.h (class Output_data): Add const version of
1537 output_section and do_output_section.
1538 (class Output_section_data): Add const version of
1540 (class Output_section): Likewise.
1541 * layout.cc (Layout::add_target_dynamic_tags): New function.
1542 * layout.h (class Layout): Update declarations.
1543 * arm.cc (Target_arm::do_finalize_sections): Use
1544 add_target_dynamic_tags.
1545 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1546 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1547 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1548 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1550 2010-01-07 Ian Lance Taylor <iant@google.com>
1553 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1556 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1557 Ian Lance Taylor <iant@google.com>
1560 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1561 Xindex::read_symtab_xindex.
1563 2010-01-07 Doug Kwan <dougkwan@google.com>
1565 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1566 (Insn_template::thumb16_bcond_insn): New method declaration.
1567 (Insn_template): Fix spelling.
1568 (Stub::thumb16_special): New method declaration.
1569 (Stub::do_write): Define virtual method which was previously pure
1571 (Stub::do_thumb16_special): New method declaration.
1572 (Stub::do_fixed_endian_write): New template member.
1573 (Reloc_stub::do_write): Remove.
1574 (Reloc_stub::do_fixed_endian_write): Remove.
1575 (Cortex_a8_stub): New class definition.
1576 (Stub_factory::make_cortex_a8_stub): New method definition.
1577 (Stub_factory::Stub_factory): Add missing static storage class
1578 qualifier for elf32_arm_stub_a8_veneer_blx.
1580 2010-01-07 Ian Lance Taylor <iant@google.com>
1583 * options.h (class General_options): Add --warn-unresolved-symbols
1584 and --error-unresolved-symbols.
1585 * errors.cc (Errors::undefined_symbol): Implement
1586 --warn-unresolved-symbols.
1588 * options.h (class General_options): Add -z text and -z textoff.
1589 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1591 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1593 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1594 (Garbage_collection::cident_sections): New function.
1595 (Garbage_collection::add_cident_section): New function.
1596 (Garbage_collection::cident_sections_): New member.
1597 (gc_process_relocs): Add references to sections whose names are C
1599 * gold.h (cident_section_start_prefix): New constant.
1600 (cident_section_stop_prefix): New constant.
1601 (is_cident): New function.
1602 * layout.cc (Layout::define_section_symbols): Replace string constants
1603 with the newly defined constants.
1604 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1606 * testsuite/Makefile.am: Add gc_orphan_section_test.
1607 * testsuite/Makefile.in: Regenerate.
1608 * testsuite/gc_orphan_section_test.cc: New file.
1609 * testsuite/gc_orphan_section_test.sh: New file.
1611 2010-01-06 Ian Lance Taylor <iant@google.com>
1614 * options.h (class General_options): Add --warn-shared-textrel.
1615 * layout.cc (Layout::finish_dynamic_section): Implement
1616 --warn-shared-textrel.
1619 * options.h (class General_options): Add --warn-multiple-gp.
1621 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1623 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1624 $(THREADSLIB) and $(LIBDL).
1625 * Makefile.in: Rebuild.
1627 2010-01-06 Ian Lance Taylor <iant@google.com>
1630 * options.cc (General_options::parse_section_start): New function.
1631 (General_options::section_start): New function.
1632 (General_options::General_options): Initialize all members.
1633 * options.h: Include <map>
1634 (class General_options): Add --section-start. Add section_starts_
1636 * layout.cc (Layout::attach_allocated_section_to_segment): If
1637 --section-start was used, set the address of the segment. Remove
1638 local sort_sections.
1639 (Layout::relaxation_loop_body): If the address of the load segment
1640 has been set by --section-start, don't use it.
1641 * output.h (Output_segment::update_flags_for_output_section): New
1643 * output.cc (Output_segment::add_output_section): Call
1644 update_flags_for_output_section.
1646 2010-01-05 Ian Lance Taylor <iant@google.com>
1649 * options.h (class General_options): Add --undefined-version.
1650 * script.cc (struct Version_expression): Add was_matched_by_symbol
1652 (Version_script_info::matched_symbol): New function.
1653 (Version_script_info::get_symbol_version_helper): Call
1655 (Version_script_info::check_unmatched_names): New function.
1656 * script.h (class Version_script_info): Update declarations.
1657 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1659 * options.h (class General_options): Use DEFINE_bool_alias for
1660 allow_multiple_definition.
1661 * resolve.cc (Symbol_table::should_override): Don't test
1662 allow_multiple_definition.
1665 * options.h (class General_options): Add --cref.
1666 * main.cc (main): Print cref table if --cref. Don't close mapfile
1667 until after printing cref table.
1668 * cref.cc: Include "symtab.h".
1669 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1670 (Cref_table_compare::operator()): New function.
1671 (Cref_inputs::gather_cref): New function.
1672 (filecol): New static const.
1673 (Cref_inputs::print_cref): New function.
1674 (Cref::print_cref): New function.
1675 * cref.h: Include <cstdio>.
1676 (class Cref): Update declarations.
1677 * mapfile.h (Mapfile::file): New function.
1678 * object.h (class Object): Define Symbols. Declare virtual
1679 do_get_global_symbols.
1680 (Object::get_global_symbols): New function.
1681 * object.cc (Input_objects::add_object): Pass object to cref_ if
1683 (Input_objects::archive_start): Likewise.
1684 (Input_objects::archive_stop): Likewise.
1685 (Input_objects::print_cref): New function.
1686 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1687 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1689 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1691 * plugin.h (class Sized_pluginobj): Update declarations.
1693 2010-01-05 Ian Lance Taylor <iant@google.com>
1695 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1696 to is_default_version. Rename insdef to insdefault.
1697 (Symbol_table::add_from_relobj): Rename def to is_default_version
1698 and local to is_forced_local.
1699 (Symbol_table::add_from_pluginobj): Likewise.
1700 (Symbol_table::add_from_dynobj): Likewise.
1701 (Symbol_table::define_special_symbol): Rename insdef to
1704 2010-01-04 Ian Lance Taylor <iant@google.com>
1707 * options.h (class General_options): Add
1708 --allow-multiple-definition and -z muldefs.
1709 * resolve.cc (Symbol_table::should_override): Don't warn about a
1710 multiple symbol definition if --allow-multiple-definition or -z
1714 * options.h (class General_options): Add --add-needed and
1715 --copy-dt-needed-entries. Tweak --as-needed help entry.
1716 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1717 error if --copy-dt-needed-entries aka --add-needed is used and
1718 would cause a change in behaviour.
1721 * options.h (class General_options): Add -G as a short version of
1722 --shared. Add no-op options -assert, -g, and -i.
1724 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1726 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1727 check for .text or .gnu.linkonce.t sections.
1728 * icf.cc (Icf::find_identical_sections): Ditto.
1729 Change the detection for mangled function name within the section
1731 * icf.h (is_section_foldable_candidate): New function.
1733 2009-12-30 Ian Lance Taylor <iant@google.com>
1736 * options.h (class General_options): Permit two dashes with
1737 --retain-symbols-file.
1739 2009-12-30 Ian Lance Taylor <iant@google.com>
1742 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1743 don't put the file header and segment headers in the text
1747 * common.cc (Sort_commons::operator()): Stabilize sort when both
1749 (Symbol_table::do_allocate_commons_list): When allocating common
1750 symbols, skip a symbol which is no longer common.
1751 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1752 an object before checking its type.
1753 * testsuite/common_test_2.c: New file.
1754 * testsuite/common_test_3.c: New file.
1755 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1756 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1757 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1758 (common_test_2_pic.o, common_test_2.so): New targets.
1759 (common_test_3_pic.o, common_test_3.so): New targets.
1760 * testsuite/Makefile.in: Rebuild.
1763 * script.cc (read_input_script): If we see a new SECTIONS clause,
1764 and we have added an input section, give an error.
1765 * layout.h (class Layout): Add have_added_input_section function.
1766 Add have_added_input_section_ field.
1767 * layout.cc (Layout::Layout): Initialize
1768 have_added_input_section_.
1769 (Layout::layout): Set have_added_input_section_.
1770 (Layout::layout_eh_frame): Likewise.
1772 2009-12-30 Ian Lance Taylor <iant@google.com>
1775 * options.h (class General_options): Add --sort-common option.
1776 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1777 * common.cc (Sort_common): Add sort_order parameter to
1778 constructor. Add sort_order_ field.
1779 (Sort_commons::operator): Check sort_order_.
1780 (Symbol_table::allocate_commons): Determine the sort order.
1781 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1783 (Symbol_table::do_allocate_commons_list): Likewise.
1785 2009-12-30 Ian Lance Taylor <iant@google.com>
1788 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1789 symbols from this object, don't change the visibility of an
1791 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1793 2009-12-30 Ian Lance Taylor <iant@google.com>
1796 * script.h (class Version_script_info): Define Language enum.
1797 Update declarations. Define Glob, Exact, and Lookup types. Add
1798 new fields globals_, locals_, and is_finalized_.
1799 * script.cc: Various formatting fixes.
1800 (class Parser_closure): Change language_stack_ from a vector of
1801 std::string to one of Version_script_info::Language. Adjust all
1803 (class Lazy_demangler): Remove.
1804 (struct Version_expression): Change language from std::string to
1805 Version_script_info::Language.
1806 (Version_script_info::Version_script_info): New function.
1807 (Version_script_info::~Version_script_info): Don't call clear.
1808 (Version_script_info::finalize): New function.
1809 (Version_script_info::build_lookup_tables): New function.
1810 (Version_script_info::build_expression_list_lookup): New
1812 (Version_script_info::get_symbol_version_helper): Rewrite to use
1814 (Version_script_info::print_expression_list): Adjust to use
1815 Version_script_info::Language.
1816 (script_push_lex_into_version_mode): Check that the version script
1817 has not been finalized.
1818 (version_script_push_lang): Change language string to
1819 Version_script_info::Language.
1820 * options.cc (Command_line::version_script): New function.
1821 * options.h (class General_options): Add finalize_dynamic_list
1822 function. Change version_script from declaration to definition.
1823 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1824 * testsuite/version_script.map: Remove duplicate def of foo.
1825 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1827 * testsuite/Makefile.in: Rebuild.
1829 2009-12-30 Ian Lance Taylor <iant@google.com>
1832 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1833 if the input symbol index is 0, make the output symbol index 0.
1835 2009-12-30 Ian Lance Taylor <iant@google.com>
1838 * options.h (class General_options): Add -x/--discard-all.
1839 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1840 --discard-all. If the local symbol needs a dynamic entry, check
1841 that before handling --discard-locals.
1843 2009-12-30 Ian Lance Taylor <iant@google.com>
1846 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1848 (Output_segment::add_output_section): Don't change the flags if
1852 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1853 GNU hash table if they need a dynamic value. Otherwise, don't add
1854 them if they are defined in a dynamic object or are forced local.
1856 2009-12-29 Ian Lance Taylor <iant@google.com>
1859 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1860 .gnu.hash table for a 32-bit target.
1863 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1864 regular and a dynamic object only needs a dynamic symbol table
1865 entry if it is externally visible.
1868 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1869 constructor. Add global_offset_table_ field.
1870 (Target_i386::got_section): Set global_offset_table_.
1871 (Target_i386::do_finalize_sections): Set global_offset_table_
1873 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1874 in constructor. Add global_offset_table_ field.
1875 (Target_x86_64::got_section): Set global_offset_table_.
1876 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1879 * layout.cc (Layout::Layout): Initialize increase_relro_.
1880 (Layout::get_output_section): Add is_relro, is_last_relro, and
1881 is_first_non_relro parameters. Change all callers.
1882 (Layout::choose_output_section): Likewise.
1883 (Layout::add_output_section_data): Likewise.
1884 (Layout::make_output_section): Likewise.
1885 (Layout::set_segment_offsets): Clear increase_relro when using a
1887 * layout.h (class Layout): Add increase_relro method. Add
1888 increase_relro_ field. Update declarations.
1889 * output.cc (Output_section::Output_section): Initialize
1890 is_last_relro_ and is_first_non_relro_.
1891 (Output_segment::add_output_section): Group relro sections is
1892 do_sort is true. Handle is_last_relro and is_first_non_relro.
1893 (Output_segment::maximum_alignment): Remove relro handling.
1894 (Output_segment::set_section_addresses): Add increase_relro
1895 parameter. Change all callers. Add initial alignment to align
1896 relro sections on separate page. Remove old relro handling.
1897 (Output_segment::set_section_list_addresses): Remove in_relro
1898 parameter. Change all callers.
1899 (Output_segment::set_offset): Add increase parameter. Change all
1900 callers. Remove old relro handling.
1901 * output.h (class Output_section): Add new methods: is_last_relro,
1902 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1903 Add is_last_relro_ and is_first_non_relro_ fields.
1904 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1905 Create separate .got.plt section. Call increase_relro.
1906 * x86_64.cc (Target_x86_64::got_section): Likewise.
1907 * testsuite/relro_script_test.t: Add .got.plt.
1910 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1911 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1912 (Layout::finalize): Call set_dynamic_symbol_size.
1913 (Layout::set_dynamic_symbol_size): New function.
1914 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1915 set_dynamic_symbol_size.
1918 * output.h (class Output_section): Add is_entsize_zero_ field.
1919 * output.cc (Output_section::Output_section): Initialize
1921 (Output_section::set_entsize): If two different entsizes are
1922 requested, force it to zero.
1923 (Output_section::add_input_section): Set flags for .debug_str
1924 before updating section flags. Set entsize.
1925 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1926 and SHF_STRING if all input sections have those flags.
1928 2009-12-29 Rafael Espindola <espindola@google.com>
1930 * main.cc (main): Fix the sys time reporting.
1931 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1934 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1936 * options.cc (General_options::parse_version): Allow -v to exit
1937 without an error if there is nothing to link.
1939 2009-12-29 Ian Lance Taylor <iant@google.com>
1941 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1942 using a version of gcc before 4.1.
1943 * configure: Rebuild.
1945 2009-12-28 Chris Demetriou <cgd@google.com>
1947 * attributes.cc (Output_attributes_section_data::do_write): Use
1948 std::vector::front rather than std::vector::data.
1950 2009-12-28 Ian Lance Taylor <iant@google.com>
1952 * symtab.h (class Symbol_table): Add enum Defined.
1953 * resolve.cc (Symbol_table::should_override): Add defined
1954 parameter. Change all callers. Test whether object is NULL
1955 before calling a method on it.
1956 (Symbol_table::report_resolve_problem): Add defined parameter.
1958 (Symbol_table::should_override_with_special): Likewise.
1959 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1960 parameter. Change all callers.
1961 (Symbol_table::do_define_in_output_data): Likewise.
1962 (Symbol_table::define_in_output_segment): Likewise.
1963 (Symbol_table::do_define_in_output_segment): Likewise.
1964 (Symbol_table::define_as_constant): Likewise.
1965 (Symbol_table::do_define_as_constant): Likewise.
1966 * script.h (class Symbol_assignment): Add is_defsym parameter to
1967 constructor; change all callers.
1968 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1969 parameter. Change all callers. Add is_defsym_ field.
1970 (class Parser_closure): Add parsing_defsym parameter to
1971 constructor; change all callers. Add parsing_defsym accessor
1972 function. Add parsing_defsym_ field.
1974 2009-12-28 Ian Lance Taylor <iant@google.com>
1976 * gold.cc (queue_middle_tasks): Fix formatting.
1977 * object.cc (Relobj::is_section_name_included): Likewise.
1979 2009-12-23 Ian Lance Taylor <iant@google.com>
1981 * i386.cc (Target_i386::do_calls_non_split): Recognize
1982 -fsplit-stack prologue for a function with a static chain.
1983 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1984 -fsplit-stack prologue when using %r11.
1986 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1988 * options.cc (General_options::parse_version): Make -v continue and do
1989 the link like GNU ld does.
1991 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1993 * Makefile.am (CCFILES): Add timer.cc.
1994 (HFILES): Add timer.h.
1995 * configure.ac: Check for sysconf and times.
1996 * main.cc: include timer.h.
1997 (main): Use Timer instead of get_run_time.
2000 * workqueue.cc: include timer.h.
2001 (Workqueue::find_and_run_task):
2002 Report user, sys and wall time.
2003 * Makefile.in: Regenerate.
2004 * config.in: Regenerate.
2005 * configure: Regenerate.
2007 2009-12-16 Doug Kwan <dougkwan@google.com>
2009 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2011 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2012 relaxed input sections.
2013 * output.cc (Output_section::find_relaxed_input_section): Change
2014 return type to Output_relaxed_input_section pointer. Adjust code
2015 for new type of relaxed_input_section_map_.
2016 * output.h (Output_section::find_relaxed_input_section): Change
2017 return type to Output_relaxed_input_section pointer.
2018 (Output_section::Output_relaxed_input_section_by_input_section_map):
2020 (Output_section::relaxed_input_section_map_): Change type to
2021 Output_section::Output_relaxed_input_section_by_input_section_map.
2022 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2025 2009-12-15 Ian Lance Taylor <iant@google.com>
2027 * layout.cc (Layout::create_shstrtab): Only write out after input
2028 sections if we are compressing debug sections.
2030 2009-12-15 Ian Lance Taylor <iant@google.com>
2032 * archive.cc (Archive::add_symbols): Only look up a symbol without
2033 a version if there is, in fact, a version.
2035 2009-12-14 Ian Lance Taylor <iant@google.com>
2037 Revert -Wshadow changes, all changes from:
2038 2009-12-11 Doug Kwan <dougkwan@google.com>
2039 2009-12-11 Nick Clifton <nickc@redhat.com>
2040 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2042 2009-12-11 Doug Kwan <dougkwan@google.com>
2044 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2046 * attributes.cc (Object_attribute::size): Ditto.
2047 (Attributes_section_data::size): Ditto.
2048 (Attributes_section_data::Attributes_section_data): Ditto.
2049 (Output_attributes_section_data::do_write): Ditto.
2050 * attributes.h (Object_attribute::set_type): Ditto.
2051 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2053 2009-12-11 Nick Clifton <nickc@redhat.com>
2055 * archive.cc: Fix shadowed variable warnings.
2057 * compressed_output.cc: Likewise.
2058 * compressed_output.h: Likewise.
2059 * configure: Likewise.
2060 * dwarf_reader.cc: Likewise.
2061 * dynobj.cc: Likewise.
2062 * dynobj.h: Likewise.
2063 * ehframe.cc: Likewise.
2064 * ehframe.h: Likewise.
2065 * errors.cc: Likewise.
2066 * expression.cc: Likewise.
2067 * fileread.cc: Likewise.
2068 * fileread.h: Likewise.
2069 * freebsd.h: Likewise.
2070 * i386.cc: Likewise.
2072 * incremental.h: Likewise.
2073 * layout.cc: Likewise.
2074 * layout.h: Likewise.
2075 * mapfile.cc: Likewise.
2076 * merge.cc: Likewise.
2077 * merge.h: Likewise.
2078 * object.cc: Likewise.
2079 * object.h: Likewise.
2080 * options.h: Likewise.
2081 * output.cc: Likewise.
2082 * output.h: Likewise.
2083 * parameters.cc: Likewise.
2084 * plugin.cc: Likewise.
2085 * powerpc.cc: Likewise.
2086 * reduced_debug_output.cc: Likewise.
2087 * reduced_debug_output.h: Likewise.
2088 * reloc.cc: Likewise.
2089 * reloc.h: Likewise.
2090 * resolve.cc: Likewise.
2091 * script-sections.cc: Likewise.
2092 * script.cc: Likewise.
2093 * script.h: Likewise.
2094 * sparc.cc: Likewise.
2095 * symtab.cc: Likewise.
2096 * symtab.h: Likewise.
2097 * target-select.cc: Likewise.
2098 * target-select.h: Likewise.
2099 * token.h: Likewise.
2100 * workqueue.cc: Likewise.
2101 * workqueue.h: Likewise.
2102 * x86_64.cc: Likewise.
2104 2009-12-10 Doug Kwan <dougkwan@google.com>
2106 * arm.cc (attributes.h): New include.
2107 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2108 (Arm_relobj::~Arm_relobj): Delete object pointed by
2109 attributes_section_data_.
2110 (Arm_relobj::attributes_section_data): New method definition.
2111 (Arm_relobj::attributes_section_data_): New data member declaration.
2112 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2113 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2114 attributes_section_data_.
2115 (Arm_dynobj::attributes_section_data): New method definition.
2116 (Arm_dynobj::attributes_section_data_): New data member declaration.
2117 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2118 initialization value of may_use_blx_ to false.
2119 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2120 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2121 object attributes to compute results instead of hard-coding.
2122 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2123 Target_arm::get_secondary_compatible_arch,
2124 Target_arm::set_secondary_compatible_arch
2125 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2126 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2127 New method declarations.
2128 (Target_arm::get_aeabi_object_attribute): New method definition.
2129 (Target_arm::attributes_section_data_): New data member declaration.
2130 (read_arm_attributes_section): New template definition.
2131 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2132 (Arm_dynobj::do_read_symbols): Ditto.
2133 (Target_arm::do_finalize_sections): Merge attributes sections from
2134 input. Check for BLX use after attributes section merging.
2135 Fix __exidx_start and __exidx_end visibility. Create an
2136 .ARM.attributes section if necessary.
2137 (Target_arm::get_secondary_compatible_arch,
2138 Target_arm::set_secondary_compatible_arch,
2139 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2140 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2141 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2142 New method definitions.
2144 2009-12-09 Ian Lance Taylor <iant@google.com>
2146 * plugin.cc (Plugin::load): Don't cast from void* to a function
2149 2009-12-09 Ian Lance Taylor <iant@google.com>
2151 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2154 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2156 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2157 Replace two_file_shared_1.so with two_file_shared_2.so.
2158 * testsuite/Makefile.in: Regenerated.
2160 2009-12-08 Doug Kwan <dougkwan@google.com>
2162 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2163 (HFILES): Add attributes.h and int_encoding.h.
2164 * Makefile.in: Regenerate.
2165 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2166 function definitions to int_encoding.cc
2167 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2168 prototypes to int_encoding.h
2169 * reduced_debug_output.cc (int_encoding.h): New include.
2170 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2171 function definitions to int_encoding.cc
2172 (insert_into_vector, read_from_pointer): Move template definitions to
2174 * attributes.cc: New file.
2175 * attributes.h: New file.
2176 * int_encoding.cc: New file.
2177 * int_encoding.h: New file.
2179 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2182 * incremental-dump.cc (dump_incremental_inputs): New.
2183 (main): Use dump_incremental_inputs.
2185 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2188 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2189 checking elfcpp::STT_FUNC.
2190 (Target_i386::Relocate::relocate): Likewise.
2191 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2193 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2194 symbols from shared libraries into normal FUNC symbols.
2196 * symtab.h (Symbol): Add is_func and use it.
2198 2009-12-05 Doug Kwan <dougkwan@google.com>
2200 * arm.cc (Target_arm::arm_info): Initialize new fields
2201 attributes_section and attributes_vendor.
2202 * i386.cc (Target_i386::i386_info): Same.
2203 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2204 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2205 fields attributes_section and attributes_vendor.
2206 * sparc.cc (Target_sparc::sparc_info): Same.
2207 * target.h (Target::attributes_section, Target::attributes_vendor,
2208 Target::is_attributes_section, Target::attribute_arg_type,
2209 Target::attributes_order): New method definitions.
2210 (Target::Target_info::attributes_section,
2211 Target::Target_info::attributes_vendor): New fields.
2212 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2213 virtual method definitions.
2214 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2215 attributes_section and attributes_vendor.
2216 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2218 2009-12-05 Doug Kwan <dougkwan@google.com>
2220 * arm.cc: Update comments about interworking and stub generation.
2221 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2222 considered as non-PIC.
2223 (Arm_relocate_functions::base_abs): Fix formatting.
2224 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2225 of function to use GOT entry address instead of offset.
2226 (Target_arm::Scan::global): Issue an error if a symbol would need a
2227 PLT does not get one because it is untyped. Remove code to create
2228 dynamic symbols for relative branches.
2229 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2230 takes unsigned integer instead of boolean.
2232 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2234 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2235 (two_file_test_LDADD): Likewise.
2236 (common_test_1_LDADD): Likewise.
2237 (exception_test_LDADD) Likewise.
2238 (weak_test_LDADD): Likewise.
2239 (many_sections_test_LDADD): Likewise.
2240 (initpri1_LDADD): Likewise.
2241 (script_test_1_LDADD): Likewise.
2242 (script_test_2_LDADD): Likewise.
2243 (justsyms_LDADD): Likewise.
2244 (binary_test_LDADD): Likewise.
2245 (large_LDADD): Likewise.
2246 * testsuite/Makefile.in: Regenerated.
2248 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2250 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2251 (Symbol_table::override_with_special): Likewise.
2252 (Symbol_table::add_from_object): Likewise.
2254 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2256 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2257 Don't set the data_offset twice.
2259 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2261 * testsuite/Makefile.in: Regenerate.
2263 2009-12-03 Doug Kwan <dougkwan@google.com>
2265 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2266 (Target_arm::do_finalize_sections): Add parameter for symbol table
2267 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2268 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2269 parameter for symbol table pointer.
2270 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2271 an additional parameter for a pointer to symbol table.
2272 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2273 parameter for a symbol table pointer.
2274 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2275 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2277 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2278 parameter for a symbol table pointer.
2280 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2282 * incremental.cc (Incremental_inputs_header)
2283 (Incremental_inputs_header_write, Incremental_inputs_entry)
2284 (Incremental_inputs_entry_write): Move ...
2285 * incremental.h (Incremental_inputs_header)
2286 (Incremental_inputs_header_write, Incremental_inputs_entry)
2287 (Incremental_inputs_entry_write): here.
2289 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2291 * incremental.cc (make_sized_incremental_binary): Set the target.
2292 Error if it is incompatible.
2293 * output.h (Output_file): Add filename method.
2295 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2297 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2298 from the get_* methods.
2300 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2302 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2303 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2304 Write 0 for the data_offset of scripts.
2306 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2308 * testsuite/Makefile.am: Add the incremental_test.sh test.
2309 * testsuite/incremental_test.sh: New.
2310 * testsuite/incremental_test_1.c: New.
2311 * testsuite/incremental_test_2.c: New.
2313 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2315 * incremental-dump.cc (main): Fix typos.
2317 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2320 * incremental-dump.cc (main): Use llu to print 64 bit values.
2322 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2323 H.J. Lu <hongjiu.lu@intel.com>
2325 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2327 (incremental_dump_LDADD): Likewise.
2328 * Makefile.in: Regenerated.
2330 2009-11-25 Doug Kwan <dougkwan@google.com>
2334 2009-11-25 Doug Kwan <dougkwan@google.com>
2336 * arm.cc (Target_arm::Target_arm): Move method definition
2337 outside of class definition. Add code to handle
2338 --target1-rel, --target1-abs and --target2= options.
2339 (Target_arm::get_reloc_reloc_type): Change method to be
2340 non-static and const.
2341 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2342 New data member declaration.
2343 (Target_arm::Scan::local, Target_arm::Scan::global,
2344 Target_arm::Relocate::relocate,
2345 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2346 Adjust call to Target_arm::get_real_reloc_type.
2347 (Target_arm::get_real_reloc_type): Use command line options
2348 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2349 * options.h (--target1-rel, --target1-abs, --target2): New
2352 2009-11-25 Doug Kwan <dougkwan@google.com>
2354 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2355 class definition. Add code to handle --target1-rel, --target1-abs
2356 and --target2= options.
2357 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2359 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2361 (Target_arm::Scan::local, Target_arm::Scan::global,
2362 Target_arm::Relocate::relocate,
2363 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2364 call to Target_arm::get_real_reloc_type.
2365 (Target_arm::get_real_reloc_type): Use command line options to
2366 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2367 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2370 2009-11-25 Doug Kwan <dougkwan@google.com>
2372 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2373 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2374 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2376 (Arm_relocate_functions::thm_call): Replace body with a call to
2377 Arm_relocate_functions::thumb_branch_common.
2378 (Arm_relocate_functions::thm_jump24,
2379 Arm_relocate_functions::thm_xpc22): New method definitions.
2380 (Arm_relocate_functions::thumb_branch_common): New method definition.
2381 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2383 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2384 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2386 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2388 * Makefile.am: Build incremental-dump
2389 * Makefile.in: Regenerate.
2390 * incremental-dump.cc: New.
2391 * incremental.cc (Incremental_inputs_header_data,
2392 Incremental_inputs_entry_data): Move to incremental.h
2393 * incremental.h: (Incremental_inputs_header_data,
2394 Incremental_inputs_entry_data): Move from incremental.cc
2396 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2398 * incremental.cc (Incremental_inputs_header,
2399 Incremental_inputs_header_write, Incremental_inputs_entry,
2400 Incremental_inputs_entry_write): Add a typedef with the data type.
2402 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2404 * incremental.cc (Incremental_inputs_header,
2405 Incremental_inputs_header_write, Incremental_inputs_entry,
2406 Incremental_inputs_entry_write): Update comment about which
2407 type has the filed descriptions.
2409 2009-11-15 Doug Kwan <dougkwan@google.com>
2411 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2412 (Arm_relocate_functions::arm_branch_common): Change method defintion
2413 in class definition to a method declaration and update list of formal
2415 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2416 Arm_relocation_functions::jump24): Adjust call to
2417 Arm_relocate_functions::arm_branch_common. Update list of formal
2419 (Arm_relocate_functions::xpc25): New method definition.
2420 (Arm_relocate_functions::arm_branch_common): Move method defintion
2421 out from class definition. Use stubs for mode-switching and extending
2423 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2424 specially. Change code to enable use of stubs in ARM branches.
2426 2009-11-10 Doug Kwan <dougkwan@google.com>
2428 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2429 in method declaration.
2430 (Target_arm::relocate_stub): New method declaration.
2431 (Target_arm::default_target): Change to return a pointer instead of
2433 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2434 Target_arm::default_target.
2435 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2437 (Target_arm::relocate_section): Adjust view.
2438 (Target_arm::relocate_stub): New method definition.
2440 2009-11-10 Doug Kwan <dougkwan@google.com>
2442 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2444 * incremental.cc (open_incremental_binary): Initialized local
2445 variables to avoid warnings.
2446 * object.cc (make_elf_object): Ditto.
2447 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2450 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2453 * testsuite/plugin_test.c: Include "config.h".
2455 2009-11-09 Doug Kwan <dougkwan@google.com>
2457 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2458 (arm_symbol_value): Remove.
2459 (Arm_relocate_functions::arm_branch_common,
2460 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2461 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2462 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2463 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2464 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2465 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2466 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2467 Arm_relocate_functions::thm_mobw_abs_nc,
2468 Arm_relocate_functions::thm_mov_abs,
2469 Arm_relocate_functions::movw_prel_nc,
2470 Arm_relocate_functions::thm_movt_abs,
2471 Arm_relocate_functions::movt_prel,
2472 Arm_relocate_functions::thm_movw_prel_nc,
2473 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2474 (Target_arm::Relocate::relocate): Only decompose address into two
2475 parts if relocation type uses the thumb-bit and pass the actual
2476 bit instead of a flag indicating that the thumb-bit is used. Adjust
2477 calls to methods in Arm_relocate_functions for this change.
2479 2009-11-08 Ian Lance Taylor <iant@google.com>
2482 * reloc.cc: Instantiate
2483 Sized_relobj::initialize_input_to_output_maps and
2484 Sized_relobj:free_input_to_output_maps.
2486 2009-11-06 Ian Lance Taylor <iant@google.com>
2489 * defstd.cc (in_segment): Set only_if_ref true for "end".
2491 2009-11-06 Doug Kwan <dougkwan@google.com>
2493 * arm.cc (class Reloc_stub): Correct a comment.
2494 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2495 (Target_arm::scan_section_for_stubs): New method declaration.
2496 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2497 Change methods from private to protected.
2498 (Target_arm::do_may_relax): New method definition.
2499 (Target_arm::do_relax, Target_arm::group_sections,
2500 Target_arm::scan_reloc_for_stub,
2501 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2502 (Target_arm::arm_input_section_map_): New data member declaration.
2503 (Target_arm::scan_reloc_for_stub,
2504 Target_arm::scan_reloc_section_for_stubs,
2505 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2506 Target_arm::do_relax): New method definitions.
2508 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2510 * configure.ac: Check for (struct stat)::st_mtim
2511 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2512 * config.in: Regenerate.
2513 * configure: Regenerate.
2515 2009-11-05 Ian Lance Taylor <iant@google.com>
2518 * output.cc (Output_segment::add_output_section): Add missing
2521 2009-11-04 Ian Lance Taylor <iant@google.com>
2524 * object.h (class Object): Add is_needed and set_is_needed
2525 methods. Add is_needed_ field. Make bool fields into bitfields.
2526 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2527 defined in a dynamic object and referenced by a regular object,
2528 set is_needed for the dynamic object.
2529 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2530 if the file is marked with as_needed and it is not needed.
2532 2009-11-04 Ian Lance Taylor <iant@google.com>
2535 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2536 tags if data is discarded by linker script.
2537 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2538 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2539 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2540 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2542 2009-11-04 Ian Lance Taylor <iant@google.com>
2544 * layout.cc (Layout::get_output_section): Add is_interp and
2545 is_dynamic_linker_section parameters. Change all callers.
2546 (Layout::choose_output_section): Likewise.
2547 (Layout::make_output_section): Likewise.
2548 (Layout::add_output_section_data): Add is_dynamic_linker_section
2549 parameter. Change all callers.
2550 * layout.h (class Layout): Update declarations.
2551 * output.h (class Output_section): Add is_interp, set_is_interp,
2552 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2553 Add is_interp_, is_dynamic_linker_section_ fields. Change
2554 generate_code_fills_at_write_ to a bitfield.
2555 * output.cc (Output_section::Output_sections): Initialize new
2557 (Output_segment::add_output_section): Add do_sort parameter.
2560 2009-11-03 Ian Lance Taylor <iant@google.com>
2563 * options.h (class General_options): Add --warn-common.
2564 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2565 merging two common symbols.
2566 (Symbol_table::should_override): Handle --warn-common when merging
2567 a common symbol with a defined symbol. Use report_resolve_problem
2568 for multiple definitions.
2569 (Symbol_table::report_resolve_problem): New function.
2570 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2572 2009-11-03 Doug Kwan <dougkwan@google.com>
2574 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2576 (Target_arm::stub_factory): New method definition.
2577 (Target_arm::new_arm_input_section,
2578 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2579 Target_arm::reloc_uses_thumb_bit): New method declarations.
2580 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2581 New type definitions.
2582 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2583 member declarations.
2584 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2585 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2586 New method definitions.
2588 2009-11-03 Ian Lance Taylor <iant@google.com>
2590 * options.h (class General_options): Add --warn_constructors.
2592 2009-11-03 Ian Lance Taylor <iant@google.com>
2595 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2596 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2598 2009-11-03 Ian Lance Taylor <iant@google.com>
2601 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2602 --msgid-bugs-address.
2603 (install-pdf): New target.
2604 (install-data_yes): Look up one directory to find mkinstalldirs.
2606 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2608 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2611 2009-10-30 Doug Kwan <dougkwan@google.com>
2613 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2615 2009-10-30 Doug Kwan <dougkwan@google.com>
2617 * arm.cc (Stub_addend_reader): New struct template definition
2618 and partial specializations.
2619 (Stub_addend_reader::operator()): New method definition for a
2620 partially specialized template.
2622 2009-10-30 Doug Kwan <dougkwan@google.com>
2624 * arm.cc (Arm_relobj::processor_specific_flags): New method
2626 (Arm_relobj::do_read_symbols): New method declaration.
2627 (Arm_relobj::processor_specific_flags_): New data member declaration.
2628 (Arm_dynobj): New class definition.
2629 (Target_arm::do_finalize_sections): Add input_objects parameter.
2630 (Target_arm::do_adjust_elf_header): New method declaration.
2631 (Target_arm::are_eabi_versions_compatible,
2632 (Target_arm::merge_processor_specific_flags): New method declaration.
2633 (Target_arm::do_make_elf_object): New overloaded method definitions
2635 (Arm_relobj::do_read_symbols): New method definition.
2636 (Arm_dynobj::do_read_symbols): Ditto.
2637 (Target_arm::do_finalize_sections): Add input_objects parameters.
2638 Merge processor-specific flags from all input objects.
2639 (Target_arm::are_eabi_versions_compatible,
2640 Target_arm::merge_processor_specific_flags,
2641 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2642 New method definitions.
2643 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2644 Input_objects pointer type parameter.
2645 * layout.cc (Layout::finalize): Pass input objects to target's.
2646 finalize_sections function.
2647 * output.cc (Output_file_header::do_sized_write): Set ELF file
2648 header's processor-specific flags.
2649 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2650 Input_objects pointer type parameter.
2651 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2652 * target.h (Input_objects): New forward class declaration.
2653 (Target::processor_specific_flags,
2654 Target::are_processor_specific_flags_sect): New method definitions.
2655 (Target::finalize_sections): Add input_objects parameter.
2656 (Target::Target): Initialize processor_specific_flags_ and
2657 are_processor_specific_flags_set_.
2658 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2660 (Target::set_processor_specific_flags): New method definition.
2661 (Target::processor_specific_flags_,
2662 Target::are_processor_specific_flags_set_): New data member
2664 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2665 Input_objects pointer type parameter.
2667 2009-10-30 Doug Kwan <dougkwan@google.com>
2669 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2671 2009-10-28 Ian Lance Taylor <iant@google.com>
2673 * object.h (class Relobj): Drop options parameter from
2674 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2675 do_scan_relocs, do_relocate. Change all callers.
2676 (class Sized_relobj): Drop options parameters from
2677 do_gc_process_relocs, do_scan_relocs, do_relocate,
2678 do_relocate_sections, relocate_sections, emit_relocs_scan,
2679 emit_relocs_scan_reltype. Change all callers.
2680 (struct Relocate_info): Remove options field and all references to
2682 * reloc.h (class Read_relocs): Remove options constructor
2683 parameter and options_ field. Change all callers.
2684 (class Gc_process_relocs, class Scan_relocs): Likewise.
2685 (class Relocate_task): Likewise.
2686 * target-reloc.h (scan_relocs): Remove options parameter. Change
2688 (scan_relocatable_relocs): Likewise.
2689 * target.h (class Sized_target): Remove options parameter from
2690 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2692 * gc.h (gc_process_relocs): Remove options parameter. Change all
2694 * arm.cc: Update functions to remove options parameters.
2695 * i386.cc: Likewise.
2696 * powerpc.cc: Likewise.
2697 * sparc.cc: Likewise.
2698 * x86_64.cc: Likewise.
2699 * testsuite/testfile.cc: Likewise.
2701 2009-10-28 Doug Kwan <dougkwan@google.com>
2703 * arm.cc (Arm_relobj): New class definition.
2704 (Arm_relobj::scan_sections_for_stubs,
2705 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2706 New method definitions.
2708 2009-10-28 Cary Coutant <ccoutant@google.com>
2710 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2711 (Plugin::cleanup_done_): New member.
2712 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2713 (Plugin_manager::cleanup_done_): Remove.
2714 (Plugin_manager::add_input_file): Edit error message.
2715 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2716 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2718 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2720 * fileread.cc: (File_read::View::~View): Use the new
2721 data_ownership_ filed.
2722 (File_read::~File_read): Dispose the new whole_file_view_.
2723 (File_read::open): Mmap the whole file if needed.
2724 (File_read::open): Use whole_file_view_ instead of contents_.
2725 (File_read::find_view): Use whole_file_view_ if applicable.
2726 (File_read::do_read): Use whole_file_view_ instead of contents_.
2727 (File_read::make_view): Use whole_file_view_ instead of contents_,
2728 update File_read::View::View call.
2729 (File_read::find_or_make_view): Update File_read::View::View
2731 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2733 (File_read::View::Data_ownership): New enum.
2734 (File_read::View::View): Replace bool mapped_ with Data_ownership
2736 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2737 (File_read::View::data_ownership_): New field.
2738 (File_read::contents_): Remove (replaced by whole_file_view_).
2739 (File_read::whole_file_view_): New field.
2740 * options.h (class General_options): Add --keep-files-mapped.
2742 2009-10-27 Cary Coutant <ccoutant@google.com>
2744 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2745 * testsuite/Makefile.am (plugin_test_5): New test case.
2746 * testsuite/Makefile.in: Regenerate.
2748 2009-10-25 Doug Kwan <dougkwan@google.com>
2750 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2751 from private to protected to allow access by child class.
2752 (Sized_relobj::do_relocate_sections): New method declaration.
2753 (Sized_relobj::relocate_sections): Virtualize.
2754 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2755 Sized_relobj::relocate_sections. Instantiate template explicitly
2756 for different target sizes and endianity.
2758 2009-10-24 Doug Kwan <dougkwan@google.com>
2760 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2761 (Arm_input_section::as_arm_input_section): New method.
2762 (Arm_output_section): New class definition.
2763 (Arm_output_section::create_stub_group,
2764 Arm_output_section::group_sections): New method definitions.
2766 2009-10-22 Doug Kwan <dougkwan@google.com>
2768 * arm.cc (Arm_input_section): New class definition.
2769 (Arm_input_section::init, Arm_input_section:do_write,
2770 Arm_input_section::set_final_data_size,
2771 Arm_input_section::do_reset_address_and_file_offset): New method
2774 2009-10-21 Doug Kwan <dougkwan@google.com>
2776 * arm.cc (Stub_table, Arm_input_section): New forward class
2778 (Stub_table): New class defintion.
2779 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2780 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2781 New method definition.
2783 2009-10-21 Doug Kwan <dougkwan@google.com>
2785 * arm.cc: Update copyright comments.
2786 (Target_arm): New forward class template declaration.
2787 (Arm_address): New type.
2788 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2789 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2790 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2792 (Insn_template): Same.
2793 (DEF_STUBS): New macro.
2794 (Stub_type): New enum type.
2795 (Stub_template): New class definition.
2798 (Stub_factory): Same.
2799 (Target_arm::Target_arm): Initialize may_use_blx_ and
2800 should_force_pic_veneer_.
2801 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2802 Target_arm::should_force_pic_veneer,
2803 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2804 Target_arm::using_thumb_only, Target_arm:;default_target): New
2806 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2807 New data member declarations.
2808 (Insn_template::size, Insn_template::alignment): New method defintions.
2809 (Stub_template::Stub_template): New method definition.
2810 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2811 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2812 (Stub_factory::Stub_factory): New method definition.
2813 * gold.h (string_hash): New template.
2814 * output.h (Input_section_specifier::hash_value): Use
2816 (Input_section_specifier::string_hash): Remove.
2817 * stringpool.cc (Stringpool_template::string_hash): Use
2820 2009-10-20 Doug Kwan <dougkwan@google.com>
2822 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2823 symbols of relaxed input sections.
2824 * output.h (Output_section::find_relaxed_input_section): Make
2827 2009-10-16 Doug Kwan <dougkwan@google.com>
2829 * dynobj.cc (Versions::Versions): Initialize version_script_.
2830 Only insert base version symbol definition for a shared object
2831 if version script defines any version versions.
2832 (Versions::define_base_version): New method definition.
2833 (Versions::add_def): Check that base version is not needed.
2834 (Versions::add_need): Define base version lazily.
2835 * dynobj.h (Versions::define_base_version): New method declaration.
2836 (Versions::needs_base_version_): New data member declaration.
2837 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2838 (check_DATA): Add no_version_test.stdout.
2839 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2841 * testsuite/Makefile.in: Regenerate.
2842 * testsuite/no_version_test.c: New file.
2843 * testsuite/no_version_test.sh: Ditto.
2845 2009-10-16 Doug Kwan <dougkwan@google.com>
2847 * expression.cc (class Segment_start_expression): New class definition.
2848 (Segment_start_expression::value): New method definition.
2849 (script_exp_function_segment_start): Return a new
2850 Segment_start_expression.
2851 * gold/script-c.h (script_saw_segment_start_expression): New function
2853 * script-sections.cc (Script_sections::Script_sections): Initialize
2854 SAW_SEGMENT_START_EXPRESSION_ to false.
2855 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2856 and -Tbbs options to specify section addresses if given in
2857 command line and no SEGMENT_START expression is seen in a script.
2858 * script-sections.h (Script_sections::saw_segment_start_expression,
2859 Script_sections::set_saw_segment_start_expression): New method
2861 (Script_sections::saw_segment_start_expression_): New data member
2863 * script.cc (script_saw_segment_start_expression): New function.
2864 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2865 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2866 script_test_7.sh and script_test_8.sh.
2867 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2868 script_test_8.stdout.
2869 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2870 (script_test_6, script_test_6.stdout, script_test_7,
2871 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2872 * Makefile.in: Regenerate.
2873 * testsuite/script_test_6.sh: New file.
2874 * testsuite/script_test_6.t: Same.
2875 * testsuite/script_test_7.sh: Same.
2876 * testsuite/script_test_7.t: Same.
2877 * testsuite/script_test_8.sh: Same.
2879 2009-10-16 Doug Kwan <dougkwan@google.com>
2881 * output.cc (Output_segment::set_section_list_address): Cast
2882 expressions to unsigned long long type to avoid format warnings.
2884 2009-10-15 Ian Lance Taylor <iant@google.com>
2886 * script.cc (Script_options::add_symbol_assignment): Always add a
2887 dot assignment to script_sections_.
2888 * script-sections.cc (Script_sections::add_dot_assignment):
2889 Initialize if necessary.
2891 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2892 program headers with no load segment if there is a linker script.
2894 * layout.cc (Layout::set_segment_offsets): Align the file offset
2895 to the segment aligment for -N or -n with no load segment.
2896 * output.cc (Output_segment::add_output_section): Don't crash if
2897 the first section is a TLS section.
2898 (Output_segment::set_section_list_addresses): Print an error
2899 message if the address moves backward in a linker script.
2900 * script-sections.cc
2901 (Output_section_element_input::set_section_addresses): Don't
2902 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2903 (Orphan_output_section::set_section_addresses): Likewise.
2905 2009-10-15 Doug Kwan <dougkwan@google.com>
2907 * layout.cc (Layout::finish_dynamic_section): Generate tags
2908 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2909 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2910 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2912 2009-10-14 Ian Lance Taylor <iant@google.com>
2914 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2916 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2917 data_shdr fields of relinfo.
2918 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2919 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2920 R_386_TLS_LDO_32, adjust based on section flags.
2921 (Target_i386::Relocate::fix_up_ldo): Remove.
2923 2009-10-13 Ian Lance Taylor <iant@google.com>
2925 Add support for -pie.
2926 * options.h (class General_options): Add -pie and
2928 (General_options::output_is_position_independent): Test -pie.
2929 (General_options::output_is_executable): Return true if not shared
2930 and not relocatable.
2931 (General_options::output_is_pie): Remove.
2932 * options.cc (General_options::finalize): Reject incompatible uses
2934 * gold.cc (queue_middle_tasks): A -pie link is not static.
2935 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2936 * symtab.cc (Symbol::final_value_is_known): Return false if
2937 output_is_position_independent.
2938 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2939 output_is_position_independent.
2940 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2941 output_is_position_independent.
2942 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2943 output_is_position_independent.
2944 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2946 (basic_pie_test.o, basic_pie_test): New targets.
2947 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2948 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2949 (two_file_pie_test): New target.
2950 * testsuite/Makefile.in: Rebuild.
2951 * README: Remove note saying that -pie is not supported.
2953 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2955 * options.h (class General_options): Add -init and -fini.
2956 * layout.cc (Layout::finish_dynamic_section): Emit
2957 given init and fini functions.
2959 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2961 * gc.h (gc_process_relocs): Check if icf is enabled using new
2963 * gold.cc (queue_initial_tasks): Likewise.
2964 (queue_middle_tasks): Likewise.
2965 * object.cc (do_layout): Likewise.
2966 * symtab.cc (is_section_folded): Likewise.
2967 * main.cc (main): Likewise.
2968 * reloc.cc (Read_relocs::run): Likewise.
2969 (Sized_relobj::do_scan_relocs): Likewise.
2970 * icf.cc (is_function_ctor_or_dtor): New function.
2971 (Icf::find_identical_sections): Check if function is ctor or dtor when
2973 * options.h (General_options::icf): Change option to be an enum.
2974 (Icf_status): New enum.
2975 (icf_enabled): New method.
2976 (icf_safe_folding): New method.
2977 (set_icf_status): New method.
2978 (icf_status_): New variable.
2979 * (options.cc) (General_options::finalize): Set icf_status_.
2980 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2981 icf_test and icf_keep_unique_test to use the --icf enum flag.
2982 * testsuite/icf_safe_test.sh: New file.
2983 * testsuite/icf_safe_test.cc: New file.
2985 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2987 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2988 includes to gc.h and icf.h.
2989 * arm.cc: Include gc.h.
2990 * gold.cc: Likewise.
2991 * i386.cc: Likewise.
2992 * powerpc.cc: Likewise.
2993 * sparc.cc: Likewise.
2994 * x86_64.cc: Likewise.
2995 * gc.h: Include icf.h.
2997 2009-10-11 Ian Lance Taylor <iant@google.com>
2999 * plugin.cc: Include "gold.h" before other header files.
3001 2009-10-10 Chris Demetriou <cgd@google.com>
3003 * options.h (Input_file_argument::Input_file_type): New enum.
3004 (Input_file_argument::is_lib_): Replace with...
3005 (Input_file_argument::type_): New member.
3006 (Input_file_argument::Input_file_argument): Take Input_file_type
3007 'type' rather than boolean 'is_lib' as second argument.
3008 (Input_file_argument::is_lib): Use type_.
3009 (Input_file_argument::is_searched_file): New function.
3010 (Input_file_argument::may_need_search): Handle is_searched_file.
3011 * options.cc (General_options::parse_library): Support -l:filename.
3012 (General_options::parse_just_symbols): Update for Input_file_argument
3014 (Command_line::process): Likewise.
3015 * archive.cc (Archive::get_file_and_offset): Likewise.
3016 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3017 * script.cc (read_script_file, script_add_file): Likewise.
3018 * fileread.cc (Input_file::Input_file): Likewise.
3019 (Input_file::will_search_for): Handle is_searched_file.
3020 (Input_file::open): Likewise.
3021 * readsyms.cc (Read_symbols::get_name): Likewise.
3022 * testsuite/Makefile.am (searched_file_test): New test.
3023 * testsuite/Makefile.in: Regenerate.
3024 * testsuite/searched_file_test.cc: New file.
3025 * testsuite/searched_file_test_lib.cc: New file.
3027 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3028 Ian Lance Taylor <iant@google.com>
3030 * descriptor.cc: Include <cstdio> and "binary-io.h".
3031 (Descriptors::open): Open the files in binary mode always.
3032 * script.cc (Lex::get_token): Treat \r as whitespace.
3034 2009-10-09 Ian Lance Taylor <iant@google.com>
3036 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3038 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3039 Ian Lance Taylor <iant@google.com>
3041 * configure.ac: Check for readv function also.
3042 * fileread.cc (readv): Define if not HAVE_READV.
3043 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3045 * config.in: Regenerate.
3046 * configure: Regenerate.
3048 2009-10-09 Doug Kwan <dougkwan@google.com>
3050 * layout.cc (Layout::make_output_section): Call target hook to make
3051 ordinary output section.
3052 (Layout::finalize): Adjust parameter list of call the
3053 Target::may_relax().
3054 * layout.h (class Layout::section_list): New method.
3055 * merge.h (Output_merge_base::entsize): Change visibility to public.
3056 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3058 (Output_merge_string::do_is_string): New method.
3059 * object.cc (Sized_relobj::do_setup): renamed from
3060 Sized_relobj::set_up.
3061 * object.h (Sized_relobj::adjust_shndx,
3062 Sized_relobj::initializ_input_to_output_maps,
3063 Sized_relobj::free_input_to_output_maps): Change visibilities to
3065 (Sized_relobj::setup): Virtualize.
3066 (Sized_relobj::do_setup): New method declaration.
3067 (Sized_relobj::invalidate_section_offset,
3068 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3069 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3070 * options.cc (parse_int): New function.
3071 * options.h (parse_int): New declaration.
3072 (DEFINE_int): New macro.
3073 (stub_group_size): New option.
3074 * output.cc (Output_section::Output_section): Initialize memebers
3075 merge_section_map_, merge_section_by_properties_map_,
3076 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3077 (Output_section::add_input_section): Handled deferred code-fill
3078 generation and remove an old comment.
3079 (Output_section::add_relaxed_input_section): New method definition.
3080 (Output_section::add_merge_input_section): Use merge section by
3081 properties map to speed to search. Update merge section maps
3083 (Output_section::build_relaxation_map): New method definition.
3084 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3086 (Output_section::relax_input_section): Renamed to
3087 Output_section::convert_input_sections_to_relaxed_sections and change
3088 interface to take a vector of pointers to relaxed sections.
3089 (Output_section::find_merge_section,
3090 Output_section::find_relaxed_input_section): New method definitions.
3091 (Output_section::is_input_address_mapped,
3092 Output_section::output_offset, Output_section::output_address):
3093 Use output section data maps to speed up searching.
3094 (Output_section::find_starting_output_address): Add comments.
3095 (Output_section::do_write,
3096 Output_section::write_to_postprocessing_buffer): Do code-fill
3097 generation as appropriate.
3098 (Output_section::get_input_sections): Invalidate relaxed input section
3100 (Output_section::restore_states): Adjust type of checkpoint .
3101 Invalidate relaxed input section map.
3102 * output.h (Output_merge_base): New class declaration.
3103 (Input_section_specifier): New class defintion.
3104 (class Output_relaxed_input_section) Change base class to
3105 Output_section_data_build.
3106 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3107 base class initializer.
3108 (Output_section::add_relaxed_input_section): New method declaration.
3109 (Output_section::Input_section): Change visibility to protected.
3110 (Output_section::Input_section::relobj,
3111 Output_section::Input_section::shndx): Handle relaxed input sections.
3112 Output_section::input_sections) Change visibility to protected. Also
3113 define overload to return a non-const pointer.
3114 (Output_section::Merge_section_properties): New class defintion.
3115 (Output_section::Merge_section_by_properties_map,
3116 Output_section::Output_section_data_by_input_section_map,
3117 Output_section::Relaxation_map): New types.
3118 (Output_section::relax_input_section): Rename method to
3119 Output_section::convert_input_sections_to_relaxed_sections and change
3120 interface to take a vector of relaxed section pointers.
3121 (Output_section::find_merge_section,
3122 Output_section::find_relaxed_input_section,
3123 Output_section::build_relaxation_map,
3124 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3125 New method declarations.
3126 (Output_section::merge_section_map_
3127 Output_section::merge_section_by_properties_map_,
3128 Output_section::relaxed_input_section_map_,
3129 Output_section::is_relaxed_input_section_map_valid_,
3130 Output_section::generate_code_fills_at_write_): New data members.
3131 * script-sections.cc
3132 (Output_section_element_input::set_section_addresses): Call
3133 current_data_size and addralign methods of relaxed input sections.
3134 (Orphan_output_section::set_section_addresses): Call current_data_size
3135 and addralign methods of relaxed input sections.
3136 * symtab.cc (Symbol_table::compute_final_value): Extract template
3137 from the body of Symbol_table::sized_finalize_symbol.
3138 (Symbol_table::sized_finalized_symbol): Call
3139 Symbol_table::compute_final_value.
3140 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3141 (Symbol_table::compute_final_value): New templated method declaration.
3142 * target.cc (Target::do_make_output_section): New method defintion.
3143 * target.h (Target::make_output_section): New method declaration.
3144 (Target::relax): Add more parameters for input objects, symbol table
3145 and layout. Adjust call to do_relax.
3146 (Target::do_make_output_section): New method declaration.
3147 (Target::do_relax): Add parameters for input objects, symbol table
3150 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3152 * pread.c: Include stdio.h.
3154 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3156 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3159 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3161 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3167 Change read_shndx type to unsigned int.
3168 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3170 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3171 * layout.cc (Layout::create_symtab_sections): Cast the result of
3172 local_symcount * symsize to off_t in the gold_assert.
3174 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3176 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3177 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3179 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3180 (Arm_relocate_functions::thm_abs5): New function.
3181 (Arm_relocate_functions::abs12): New function.
3182 (Arm_relocate_functions::abs16): New function.
3183 (Arm_relocate_functions::base_abs): New function.
3184 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3185 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3186 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3188 (Scan::global): Likewise.
3189 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3190 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3191 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3192 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3195 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3197 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3198 (Arm_relocate_functions::movt_prel): New function.
3199 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3200 (Arm_relocate_functions::thm_movt_prel): New function.
3201 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3202 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3203 (Scan::global, Relocate::relocate): Likewise.
3204 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3206 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3208 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3209 Incremental_checker.
3210 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3212 (class Incremental_inputs_header): New class.
3213 (Incremental_inputs_header_writer): Edit comment.
3214 (Incremental_inputs_entry): New class.
3215 (Incremental_inputs_entry_writer): Edit comment.
3216 (Sized_incremental_binary::do_find_incremental_inputs_section):
3217 Add *strtab_shndx parameter, fill it.
3218 (Sized_incremental_binary::do_check_inputs): New method.
3219 (Incremental_checker::can_incrementally_link_output_file): Use
3220 Sized_incremental_binary::check_inputs.
3221 (Incremental_inputs::report_command_line): Save command line in
3224 (Incremental_binary::find_incremental_inputs_section): New
3226 (Incremental_binary::do_find_incremental_inputs_section): Add
3227 strtab_shndx parameter.
3228 (Incremental_binary::do_check_inputs): New pure virtual method.
3229 (Sized_incremental_binary::do_check_inputs): Declare.
3230 (Incremental_checker::Incremental_checker): Add incremental_inputs
3231 parameter, use it to initialize incremental_inputs_.
3232 (Incremental_checker::incremental_inputs_): New field.
3233 (Incremental_checker::command_line): New method.
3234 (Incremental_checker::inputs): New method.
3235 (Incremental_checker::command_line_): New field.
3237 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3239 * incremental.cc: Include <cstdarg> and "target-select.h".
3240 (vexplain_no_incremental): New function.
3241 (explain_no_incremental): New function.
3242 (Incremental_binary::error): New method.
3243 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3245 (make_sized_incremental_binary): New function.
3246 (open_incremental_binary): New function.
3247 (can_incrementally_link_file): Add checks if output is ELF and has
3249 * incremental.h: Include "elfcpp_file.h" and "output.h".
3250 (Incremental_binary): New class.
3251 (Sized_incremental_binary): New class.
3252 (open_incremental_binary): Declare.
3253 * object.cc (is_elf_object): Use
3254 elfcpp::Elf_recognizer::is_elf_file.
3255 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3256 * output.h (Output_file::filesize): New method.
3258 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3260 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3262 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3263 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3265 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3267 (Arm_relocate_functions::movw_abs_nc): New function.
3268 (Arm_relocate_functions::movt_abs): New function.
3269 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3270 (Arm_relocate_functions::thm_movt_abs): New function.
3271 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3272 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3273 (Scan::global): Likewise.
3274 (Relocate::relocate): Likewise.
3275 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3277 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3279 * arm.cc (Arm_relocate_functions::got_prel) New function.
3280 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3281 (Relocate::relocate): Likewise.
3282 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3284 2009-10-06 Ian Lance Taylor <iant@google.com>
3286 * options.h (class General_options): Define
3287 split_stack_adjust_size parameter.
3288 * object.h (class Object): Add uses_split_stack_ and
3289 has_no_split_stack_ fields. Add uses_split_stack and
3290 has_no_split_stack accessor functions. Declare
3291 handle_split_stack_section.
3292 (class Reloc_symbol_changes): Define.
3293 (class Sized_relobj): Define Function_offsets. Declare
3294 split_stack_adjust, split_stack_adjust_reltype, and
3296 * object.cc (Object::handle_split_stack_section): New function.
3297 (Sized_relobj::do_layout): Call handle_split_stack_section.
3298 * dynobj.cc (Sized_dynobj::do_layout): Call
3299 handle_split_stack_section.
3300 * reloc.cc (Sized_relobj::relocate_sections): Call
3301 split_stack_adjust for executable sections in split_stack
3302 objects. Pass reloc_map to relocate_section.
3303 (Sized_relobj::split_stack_adjust): New function.
3304 (Sized_relobj::split_stack_adjust_reltype): New function.
3305 (Sized_relobj::find_functions): New function.
3306 * target-reloc.h: Include "object.h".
3307 (relocate_section): Add reloc_symbol_changes parameter. Change
3309 * target.h (class Target): Add calls_non_split method. Declare
3310 do_calls_non_split virtual method. Declare match_view and
3312 * target.cc: Include "elfcpp.h".
3313 (Target::do_calls_non_split): New function.
3314 (Target::match_view): New function.
3315 (Target::set_view_to_nop): New function.
3316 * gold.cc (queue_middle_tasks): Give an error if mixing
3317 split-stack and non-split-stack objects with -r.
3318 * i386.cc (Target_i386::relocate_section): Add
3319 reloc_symbol_changes parameter.
3320 (Target_i386::do_calls_non_split): New function.
3321 * x86_64.cc (Target_x86_64::relocate_section): Add
3322 reloc_symbol_changes parameter.
3323 (Target_x86_64::do_calls_non_split): New function.
3324 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3326 * powerpc.cc (Target_powerpc::relocate_section): Add
3327 reloc_symbol_changes parameter.
3328 * sparc.cc (Target_sparc::relocate_section): Add
3329 reloc_symbol_changes parameter.
3330 * configure.ac: Call AM_CONDITIONAL for the default target.
3331 * configure: Rebuild.
3332 * testsuite/Makefile.am (TEST_AS): New variable.
3333 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3334 (check_DATA): Add split_i386 and split_x86_64 files.
3335 (SPLIT_DEFSYMS): Define.
3336 (split_i386_[1234n].o): New targets.
3337 (split_i386_[124]): New targets.
3338 (split_i386_[1234r].stdout): New targets.
3339 (split_x86_64_[1234n].o): New targets.
3340 (split_x86_64_[124]): New targets.
3341 (split_x86_64_[1234r].stdout): New targets.
3342 (MOSTLYCLEANFILES): Add new executables.
3343 * testsuite/split_i386.sh: New file.
3344 * testsuite/split_x86_64.sh: New file.
3345 * testsuite/split_i386_1.s: New file.
3346 * testsuite/split_i386_2.s: New file.
3347 * testsuite/split_i386_3.s: New file.
3348 * testsuite/split_i386_4.s: New file.
3349 * testsuite/split_i386_n.s: New file.
3350 * testsuite/split_x86_64_1.s: New file.
3351 * testsuite/split_x86_64_2.s: New file.
3352 * testsuite/split_x86_64_3.s: New file.
3353 * testsuite/split_x86_64_4.s: New file.
3354 * testsuite/split_x86_64_n.s: New file.
3355 * testsuite/testfile.cc (Target_test): Update relocation_section
3357 * testsuite/Makefile.in: Rebuild.
3359 2009-10-06 Ian Lance Taylor <iant@google.com>
3361 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3362 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3363 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3364 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3365 the address on ldo_addrs_.
3366 (Target_i386::Relocate::fix_up_ldo): New function.
3368 2009-10-06 Rafael Espindola <espindola@google.com>
3370 * plugin.cc (add_input_library): New.
3371 (Plugin::load): Add add_input_library to tv.
3372 (Plugin_manager::add_input_file): Add the is_lib argument.
3373 (add_input_file): Update call to Plugin_manager::add_input_file.
3374 (add_input_library): New.
3375 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3377 2009-09-30 Doug Kwan <dougkwan@google.com>
3379 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3380 symbol and call Symbol::may_need_copy_reloc to determine if
3381 a copy reloc is needed.
3382 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3383 nocopyreloc is given in command line.
3384 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3385 given in command line.
3386 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3387 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3388 of the removed Target_i386::may_need_copy_reloc.
3389 * options.h (copyreloc): New option with default value false.
3390 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3391 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3392 instead of the removed Target_powerpc::may_need_copy_reloc.
3393 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3394 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3395 instead of the removed Target_sparc::may_need_copy_reloc.
3396 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3397 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3398 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3399 instead of the removed Target_x86_64::may_need_copy_reloc.
3401 2009-09-30 Ian Lance Taylor <iant@google.com>
3403 * object.h (class Object): Remove target_ field, and target,
3404 sized_target, and set_target methods.
3405 (Object::sized_target): Remove.
3406 (class Sized_relobj): Update declarations. Remove sized_target.
3407 * object.cc (Sized_relobj::setup): Remove target parameter.
3409 (Input_objects::add_object): Don't do anything with the target.
3410 (make_elf_sized_object): Add punconfigured parameter. Change all
3411 callers. Set or test parameter target.
3412 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3414 * parameters.cc (Parameters::set_target): Change parameter type to
3416 (Parameters::default_target): Remove.
3417 (set_parameters_target): Change parameter type to be non-const.
3418 (parameters_force_valid_target): New function.
3419 (parameters_clear_target): New function.
3420 * parameters.h (class Parameters): Update declarations. Remove
3421 default_target method. Add sized_target and clear_target
3422 methods. Change target_ to be non-const.
3423 (set_parameters_target): Update declaration.
3424 (parameters_force_valid_target): Declare.
3425 (parameters_clear_target): Declare.
3426 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3427 as NULL if we aren't searching.
3428 (Add_symbols::run): Don't check for compatible target.
3429 * fileread.cc (Input_file::open_binary): Call
3430 parameters_force_valid_target.
3431 * gold.cc (queue_middle_tasks): Likewise.
3432 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3433 set_target on object.
3434 * dynobj.h (class Sized_dynobj): Update declarations.
3435 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3436 make_elf_object returns NULL.
3437 (Archive::include_member): Don't check whether object target is
3439 * output.cc (Output_section::add_input_section): Get target from
3441 (Output_section::relax_input_section): Likewise.
3442 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3444 (Sized_relobj::do_scan_relocs): Likewise.
3445 (Sized_relobj::relocate_sections): Likewise.
3446 * resolve.cc (Symbol_table::resolve): Likewise.
3447 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3448 parameter. Change all callers.
3449 (Symbol_table::add_from_object): Get target from parameters.
3450 (Symbol_table::add_from_relobj): Don't check object target.
3451 (Symbol_table::add_from_dynobj): Likewise.
3452 (Symbol_table::define_special_symbol): Get target from
3454 * symtab.h (class Symbol_table): Update declaration.
3455 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3456 parameter. Change all callers. Clear parameter target.
3457 (Binary_test): Test target here.
3458 * testsuite/object_unittest.cc (gold_testsuite): Remove
3459 target_test_pointer parameter. Change all callers.
3460 (Object_test): Test target here.
3462 2009-09-26 Ian Lance Taylor <iant@google.com>
3464 * testsuite/initpri1.c: Don't try to use constructor priorities if
3465 compiling with gcc before 4.3.
3467 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3469 * testsuite/retain_symbols_file_test.sh (check_present): Change
3470 output file name to retain_symbols_file_test.stdout.
3471 (check_absent): Likewise.
3473 2009-09-18 Craig Silverstein <csilvers@google.com>
3475 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3476 * options.cc: Include <cerrno> and <fstream>.
3477 (General_options::finalize): Parse -retain-symbols-file tag.
3478 * options.h: New flag.
3479 (General_options): New method should_retain_symbol, new
3480 variable symbols_to_retain.
3481 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3482 should_retain_symbol map.
3483 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3484 * testsuite/Makefile.in: Regenerate.
3485 * testsuite/retain_symbols_file_test.sh: New file.
3487 2009-09-18 Nick Clifton <nickc@redhat.com>
3489 * po/es.po: Updated Spanish translation.
3491 2009-09-17 Doug Kwan <dougkwan@google.com>
3493 * debug.h (DEBUG_RELAXATION): New constant.
3494 (DEBUG_ALL): Add DEBUG_RELAXATION.
3495 (debug_string_to_enum): Add relaxation debug option.
3497 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3498 Layout::Relaxation_debug_check::read_sections,
3499 Layout::Relaxation_debug_check::read_sections): New method definitions.
3500 (Layout::Layout): Initialize data members
3501 record_output_section_data_from_scrips_,
3502 script_output_section_data_list_ and relaxation_debug_check_.
3503 (Layout::save_segments, Layout::restore_segments,
3504 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3505 Layout::relaxation_loop_body): New method definitions.
3506 (Layout::finalize): Support relaxation. Move section layout code to
3507 Layout::relaxation_loop_body.
3508 (Layout::set_asection_address_from_script): Move code for orphan
3509 section placement out.
3510 (Layout::place_orphan_sections_in_script): New method definition.
3511 * layout.h (Output_segment_headers, Output_file_header):
3512 New forward class declarations.
3513 (Layout::~Layout): Define.
3514 (Layout::new_output_section_data_from_script): New method definition.
3515 (Layout::place_orphan_sections_in_script): New method declaration.
3516 (Layout::Segment_states): New type declaration.
3517 (Layout::save_segments, Layout::restore_segments,
3518 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3519 Layout::relaxation_loop_body): New method declarations.
3520 (Layout::Output_section_data_list): New type declaration.
3521 (Layout::Relaxation_debug_check): New class definition.
3522 (Layout::record_output_section_data_from_script_,
3523 Layout::script_output_section_data_list_, Layout::segment_states_,
3524 Layout::relaxation_debug_check_): New data members.
3525 * output.cc: (Output_section_headers::do_size): New method definition.
3526 (Output_section_headers::Output_section_headers): Move size
3527 computation to Output_section_headers::do_size.
3528 (Output_segment_headers::do_size): New method definition.
3529 (Output_file_header::Output_file_header): Move size computation to
3530 Output_file_header::do_size and call it.
3531 (Output_file_header::do_size): New method definition.
3532 (Output_data_group::Output_data_group): Adjust call to
3533 Output_section_data.
3534 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3535 (Output_symtab_xindex::do_write): Add array bound check.
3536 (Output_section::Input_section::print_to_mapfile): Handle
3537 RELAXED_INPUT_SECTION_CODE.
3538 (Output_section::Output_section): Initialize data member checkpoint_.
3539 (Output_section::~Output_section): Delete checkpoint object pointed
3541 (Output_section::add_input_section): Always add an Input_section if
3543 (Output_section::add_merge_input_section): Add assert.
3544 (Output_section::relax_input_section): New method definition.
3545 (Output_section::set_final_data_size): Set load address to zero for
3546 an unallocated section.
3547 (Output_section::do_address_and_file_offset_have_reset_values):
3548 New method definition.
3549 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3550 Handle relaxed input section.
3551 (Output_section::sort_attached_input_sections): Checkpoint input
3552 section list lazily.
3553 (Output_section::get_input_sections): Change type of input_sections to
3554 list of Simple_input_section pointers. Checkpoint input section list
3555 lazily. Also handle relaxed input sections.
3556 (Output_section::add_input_section_for_script): Take a reference to
3557 a Simple_input_section object instead of Relobj pointer and section
3558 index as parameter. Handle relaxed input sections.
3559 (Output_section::save_states, Output_section::restore_states): New
3561 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3562 (Output_data::is_data_size_fixed): New method definition.
3563 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3565 (Output_data::address_and_file_offset_have_reset_values): New method
3567 (Output_data::do_address_and_file_offset_have_reset_values): New method
3569 (Output_data::set_data_size): Check that data size is not fixed.
3570 (Output_data::fix_data_size): New method definition.
3571 (Output_data::is_data_size_fixed_): New data member.
3572 (Output_section_headers::set_final_data_size): New method definition.
3573 (Output_section_headers::do_size): New method declaration.
3574 (Output_segment_headers::set_final_data_size): New method definition.
3575 (Output_segment_headers::do_size): New method declaration.
3576 (Output_file_header::set_final_data_size)::New method definition.
3577 (Output_file_header::do_size)::New method declaration.
3578 (Output_section_data::Output_section_data): Add new parameter
3579 is_data_size_fixed and use it to fix data size.
3580 (Output_data_const::Output_data_const): Adjust call to base class
3581 constructor and fix data size.
3582 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3583 base class constructor and fix data size.
3584 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3585 base class constructor and fix data size.
3586 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3587 class constructor and fix data size.
3588 (Output_data_group::set_final_data_size): New method definition.
3589 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3590 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3591 class constructor and fix data size.
3592 (Output_relaxed_input_section): New class definition.
3593 (Output_section::Simple_input_section): New class definition.
3594 (Output_section::get_input_sections): Adjust parameter list.
3595 (Output_section::add_input_section_for_script): Same.
3596 (Output_section::save_states, Output_section::restore_states,
3597 Output_section::do_address_and_file_offset_have_reset_values,
3598 (Output_section::Input_section::Input_section): Handle
3599 RELAXED_INPUT_SECTION_CODE. Add new overload for
3600 Output_relaxed_input_section.
3601 (Output_section::Input_section::is_input_section,
3602 Output_section::Input_section::set_output_section): Handle relaxed
3604 (Output_section::Input_section::is_relaxed_input_section,
3605 Output_section::Input_section::output_section_data,
3606 Output_section::Input_section::relaxed_input_section): New method
3608 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3610 (Output_section::Input_section::u1_): Update comments.
3611 (Output_section::Input_section::u2_): Add new union member poris.
3612 (Output_section::Checkpoint_output_section): New classs definition.
3613 (Output_section::relax_input_section): New method declaration.
3614 (Output_section::checkpoint_): New data member.
3615 (Output_segment): Update comments.
3616 (Output_segment::Output_segment): Un-privatize copy constructor.
3617 (Output_segment::operator=): Un-privatize.
3618 * script-sections.cc (Output_section_element::Input_section_list):
3619 Change element type to Output_section::Simple_input_section.
3620 (Output_section_element_dot_assignment::set_section_addresses):
3621 Register output section data for relaxation clean up.
3622 (Output_data_exression::Output_data_expression): Adjust call to base
3623 constructor to fix data size.
3624 (Output_section_element_data::set_section_addresses): Register
3625 Output_data_expression object for relaxation clean up.
3626 (struct Input_section_info): Replace Relobj pointer and section index
3627 pair with Output_section::Simple_input_section and Convert struct to a
3629 (Input_section_sorter::operator()): Adjust access to
3630 Input_section_info data member to use accessors.
3631 (Output_section_element_input::set_section_addresses): Use layout
3632 parameter. Adjust code to use Output_section::Simple_input_section
3633 and Input_secction_info classes. Register filler for relaxation
3635 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3636 and section index pair with Output_section::Simple_input_section
3637 class. Adjust code accordingly.
3638 (Phdrs_element::release_segment): New method definition.
3639 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3641 (Script_sections::release_segments): New method definition.
3642 * gold/script-sections.h (Script_sections::release_segments): New
3644 * gold/target.h (Target::may_relax, Target::relax,
3645 Target::do_may_relax, Target::do_relax): New method definitions.
3647 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3649 * arm.cc (has_signed_unsigned_overflow): New function.
3650 (Arm_relocate_functions::abs8): New function.
3651 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3652 (Target_arm::Scan::global): Likewise.
3653 (Target_arm::relocate::relocate): Likewise.
3654 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3657 2009-09-16 Cary Coutant <ccoutant@google.com>
3659 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3660 * testsuite/Makefile.in: Regenerate.
3662 2009-09-11 Nick Clifton <nickc@redhat.com>
3664 * po/gold.pot: Updated by the Translation project.
3666 2009-09-08 Cary Coutant <ccoutant@google.com>
3668 * output.cc (Output_file::open): Add execute permission to empty file.
3669 * testsuite/Makefile.am (permission_test): New test.
3670 * testsuite/Makefile.in: Regenerate.
3672 2009-09-02 Ian Lance Taylor <iant@google.com>
3674 * output.cc (Output_file::resize): Call map_no_anonymous rather
3677 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3679 * gold.cc: Include "incremental.h".
3680 (queue_initial_tasks): Call Incremental_checker methods.
3681 * incremental.cc: Include "output.h".
3682 (Incremental_checker::can_incrementally_link_output_file): New
3684 * incremental.h (Incremental_checker): New class.
3686 * output.cc (Output_file::open_for_modification): New method.
3687 (Output_file::map_anonymous): Changed return type to bool. Record
3689 (Output_file::map_no_anonymous): New method, broken out of map.
3690 (Output_file::map): Use map_no_anonymous and map_anonymous.
3691 * output.h (class Output_file): Update declarations.
3693 2009-08-24 Cary Coutant <ccoutant@google.com>
3695 * options.h (Command_line::Pre_options): New class.
3696 (Command_line::pre_options): New member.
3697 * options.cc (gold::options::ready_to_register): New variable.
3698 (One_option::register_option): Do nothing if not registering options.
3699 Assert if same short option registered twice.
3700 (General_options::General_options): Turn off option registration when
3702 (Command_line::Pre_options::Pre_options): New constructor.
3704 2009-08-24 Cary Coutant <ccoutant@google.com>
3706 * options.h (General_options::no_keep_memory): Remove incorrect
3709 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3711 * Makefile.am (am__skiplex, am__skipyacc): New.
3712 * Makefile.in: Regenerate.
3714 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3716 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3717 (INCLUDES): ... this.
3718 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3719 (AM_CPPFLAGS): Renamed from ...
3720 (INCLUDE): ... this.
3721 * Makefile.in, testsuite/Makefile.in: Regenerate.
3723 * Makefile.in: Regenerate.
3724 * aclocal.m4: Likewise.
3725 * config.in: Likewise.
3726 * configure: Likewise.
3727 * testsuite/Makefile.in: Likewise.
3729 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3730 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3731 * Makefile.in: Regenerate.
3732 * testsuite/Makefile.in: Regenerate.
3734 2009-08-19 Cary Coutant <ccoutant@google.com>
3736 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3737 symbols in shared libraries overridden by hidden or internal symbols
3738 in the main program.
3740 2009-08-19 Chris Demetriou <cgd@google.com>
3742 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3743 checking source file names in error messages.
3745 2009-08-18 Doug Kwan <dougkwan@google.com>
3747 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3748 an elcpp::Ehdr as parameter. Adjust call to set_target.
3749 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3750 an elfcpp::Ehdr as parameter.
3751 * object.cc (Object::set_target): Remove the version that looks up
3752 a target and sets it.
3753 (Sized_relobj::setup): Take a Target object instead of
3754 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3755 (make_elf_sized_object): Find target and ask target to
3757 * object.h: (Object::set_target): Remove the version that looks up
3758 a target and sets it.
3759 (Sized_relobj::setup): Take a Target object instead of
3760 an elfcpp:Ehdr as parameter.
3761 * target.cc: Include dynobj.h.
3762 (Target::do_make_elf_object_implementation): New.
3763 (Target::do_make_elf_object): New.
3764 * target.h (Target::make_elf_object): New template declaration.
3765 (Target::do_make_elf_object): New method declarations.
3766 (Target::do_make_elf_object_implementation): New template declaration.
3768 2009-08-14 Ian Lance Taylor <iant@google.com>
3770 * gold.h (FUNCTION_NAME): Define.
3771 (gold_unreachable): Use FUNCTION_NAME.
3773 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3775 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3776 symbol in the --keep-unique list is not found.
3778 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3780 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3781 been maked as --keep-unique.
3782 (Icf::unfold_section): New function.
3783 * icf.h (Icf::unfold_section): New function.
3784 * options.h (General_options::keep_unique): New option.
3785 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3786 * testsuite/Makefile.in: Regenerate.
3787 * testsuite/icf_keep_unique_test.sh: New file.
3788 * testsuite/icf_keep_unique_test.cc: New file.
3790 2009-08-12 Cary Coutant <ccoutant@google.com>
3793 * resolve.cc (Symbol_table::resolve): Check for references from
3794 dynamic objects to hidden and internal symbols.
3795 * testsuite/Makefile.am (hidden_test.sh): New test.
3796 * testsuite/Makefile.in: Regenerate.
3797 * testsuite/hidden_test.sh: New script.
3798 * testsuite/hidden_test_1.c: New test source.
3799 * testsuite/hidden_test_main.c: New test source.
3801 2009-08-11 Doug Kwan <dougkwan@google.com>
3803 * arm.cc: Update comments.
3804 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3805 segment to locate the .ARM.exidx section if present.
3807 2009-08-09 Doug Kwan <dougkwan@google.com>
3809 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3812 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3813 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3816 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3818 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3819 valid tls_segment only for non-debug-section relocations.
3820 * testsuite/Makefile.am: Add gc_tls_test.
3821 * testsuite/Makefile.in: Regenerate.
3822 * testsuite/gc_tls_test.cc: New file.
3823 * testsuite/gc_tls_test.sh: New file.
3825 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3829 * Makefile.am (CCFILES): Add icf.cc.
3831 * Makefile.in: Regenerate.
3832 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3833 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3834 section, symbol and addend information for the relocs.
3835 * gold.cc (queue_middle_tasks): Call identical code folding.
3836 * gold.h: Add defines for multimap.
3837 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3838 to the call of finalize_local_symbols.
3839 * main.cc (main): Create object of class Icf.
3840 * object.cc (Sized_relobj::do_layout): Allow this function to be
3841 called twice during icf.
3842 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3843 to sections marked as identical by icf.
3844 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3846 (Sized_relobj::do_section_entsize): New function.
3847 * object.h (Object::section_entsize): New function.
3848 (Object::do_section_entsize): New pure virtual function.
3849 (Relobj::finalize_local_symbols): Add new parameter.
3850 (Relobj::do_section_entsize): New function.
3851 * options.h (General_options::icf): New option.
3852 (General_options::icf_iterations): New option.
3853 (General_options::print_icf_sections): New option.
3854 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3855 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3856 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3858 * symtab.cc (Symbol_table::is_section_folded): New function.
3859 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3860 to sections marked as identical by icf.
3861 * symtab.h (Symbol_table::set_icf): New function.
3862 (Symbol_table::icf): New function.
3863 (Symbol_table::is_section_folded): New function.
3864 (Symbol_table::icf_): New data member.
3865 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3866 * testsuite/Makefile.am: Add commands to build icf_test.
3867 * testsuite/Makefile.in: Regenerate.
3868 * testsuite/icf_test.sh: New file.
3869 * testsuite/icf_test.cc: New file.
3871 2009-07-24 Chris Demetriou <cgd@google.com>
3873 * layout.cc (is_compressible_debug_section): Fix incorrect
3874 comment about compressed section names.
3876 2009-07-20 Ian Lance Taylor <ian@airs.com>
3879 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3881 2009-07-16 Ian Lance Taylor <iant@google.com>
3884 * layout.h: #include <map>.
3885 (class Kept_section): Change from struct to class. Add accessors
3886 and setters. Add section size to Comdat_group mapping. Change
3887 Comdat_group to std::map. Add is_comdat_ field. Add
3888 linkonce_size field in union.
3889 (class Layout): Update declaration of find_or_add_kept_section.
3890 Don't declare find_kept_object.
3891 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3892 parameter. Add object, shndx, is_comdat, and is_group_name
3893 parameters. Change all callers. Adjust for new Kept_section.
3894 (Layout::find_kept_object): Remove.
3895 * object.cc (Sized_relobj::include_section_group): Update use of
3896 Kept_section. Rename secnum to shndx. Only record
3897 Kept_comdat_section if sections are the same size.
3898 (Sized_relobj::include_linkonce_section): Update use of
3899 Kept_section. Only record Kept_comdat_section if sections are the
3900 same size. Set size of linkonce section.
3901 (Sized_relobj::map_to_kept_section): Update call to
3902 get_kept_comdat_section.
3903 * object.h (class Sized_relobj): Rename fields in
3904 Kept_comdat_section to drop trailing underscores; change object
3905 field to Relobj*. Change Kept_comdat_section_table to store
3906 struct rather than pointer.
3907 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3908 Add kept_object and kept_shndx parameters. Change all callers.
3909 (Sized_relobj::get_kept_comdat_section): Change return type to
3910 bool. Add kept_object and kept_shndx parameters. Change all
3912 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3913 Layout::find_or_add_kept_section.
3915 2009-07-09 Ian Lance Taylor <iant@google.com>
3917 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3918 Reserve space in the hash table.
3920 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3922 * fileread.cc (File_read::get_mtime): New method.
3923 * fileread.h (Timespec): New structure.
3924 (File_read::get_mtime): New method.
3925 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3926 Renamed from timestamp_nsec.
3927 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3929 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3931 (Incremental_inputs::report_archive): Save mtime; style fix.
3932 (Incremental_inputs::report_obejct): Save mtime; style fix.
3933 (Incremental_inputs::report_script): Save mtime; style fix.
3934 (Incremental_inputs::finalize_inputs): Style fix.
3935 (Incremental_inputs::finalize): Style fix.
3936 (Incremental_inputs::create_input_section_data): Store inputs
3938 * incremental.h (Incremental_inputs::report_script): Add mtime
3940 (Incremental_inputs::Input_info::Input_info): Intialize only one
3942 (Incremental_inputs::Input_info::archive): Move to nameless
3944 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3945 (Incremental_inputs::Input_info::script): Move to nameless union.
3946 (Incremental_inputs::mtime): New field.
3947 * script.cc (read_input_script): Pass file mtime to
3949 * script.h (Script_info::inputs): Style fix.
3951 2009-07-01 Ian Lance Taylor <ian@airs.com>
3953 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3956 2009-06-24 Ian Lance Taylor <iant@google.com>
3959 * layout.cc (Layout::choose_output_section): If we find an
3960 existing section, update the flags.
3961 (Layout::create_notes): New function, broken out of
3963 (Layout::finalize): Don't create note sections.
3964 (Layout::create_note): Don't crash if linker script discards
3966 (Layout::create_gold_note): Likewise.
3967 (Layout::create_build_id): Likewise. Don't set
3968 after_input_sections on the section.
3969 (Layout::create_executable_stack_info): Remove target parameter.
3971 * layout.h (class Layout): Declare create_notes. Update
3972 declaration of create_executable_stack_info.
3973 * gold.cc (queue_middle_tasks): Call create_notes.
3974 * output.cc (Output_section::update_flags_for_input_section): Move
3975 here from output.h. If SHF_ALLOC flag is newly set, mark address
3977 * output.h (Output_data::mark_address_invalid): New function.
3978 (class Output_section): Only declare, not define,
3979 update_flags_for_input_section. Remove set_flags.
3981 2009-06-24 Ian Lance Taylor <iant@google.com>
3983 * script-sections.cc (Output_section_definition::
3984 set_section_addresses): Rename shadowing local load_address to
3987 2009-06-24 Ian Lance Taylor <iant@google.com>
3990 * reloc.cc (relocate_sections): Skip empty relocation sections.
3992 2009-06-23 Ian Lance Taylor <iant@google.com>
3995 * layout.cc (Layout::create_note): Use choose_output_section
3996 rather than make_output_section.
3998 2009-06-23 Ian Lance Taylor <iant@google.com>
4001 * options.cc (General_options::parse_V): Set printed_version_.
4002 (General_options::General_options): Initialize printed_version_.
4003 * options.h (class General_options): Add printed_version_ field.
4004 * gold.cc (queue_initial_tasks): If there are no input files,
4005 don't give a fatal error if we printed the version information.
4006 (queue_middle_tasks): If using -r with a shared object, give a
4007 fatal error rather than an ordinary error.
4009 2009-06-23 Ian Lance Taylor <iant@google.com>
4012 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4013 (Layout::make_output_section): Set have_stabstr_section_ if we see
4014 a .stab*str section.
4015 (Layout::finalize): Call link_stabs_sections.
4016 (Layout::link_stabs_sections): New file.
4017 * layout.h (class Layout): Add have_stabstr_section_ field.
4018 Declare link_stabs_sections.
4020 2009-06-23 Doug Kwan <dougkwan@google.com>
4022 * Makefile.am (libgold_a_LIBADD): New.
4023 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4024 * Makefile.in: Regenerate.
4025 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4026 * configure: Regenerate.
4027 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4028 * fileread.cc: Include sys/state.h
4029 * gold.h: Declare memmem and strndup if found missing.
4030 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4032 2009-06-23 Ian Lance Taylor <iant@google.com>
4034 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4035 * configure: Rebuild.
4037 2009-06-23 Ian Lance Taylor <iant@google.com>
4040 * object.cc (Object::section_contents): Don't try to get a view if
4041 the section has length zero.
4042 (Object::handle_gnu_warning_section): If the section is empty, use
4043 the name of the section as the warning.
4045 2009-06-23 Ian Lance Taylor <iant@google.com>
4048 * stringpool.h (class Stringpool_template): Add optimize_ field.
4049 (Stringpool_template::set_optimize): New function.
4050 * stringpool.cc (Stringpool_template::Stringpool_template):
4051 Initialize optimize_ field.
4052 (Stringpool_template::set_string_offsets): Test local optimize
4053 fild rather than parameter.
4054 * layout.cc (Layout::Layout): Call set_optimize on the section
4057 2009-06-22 Ian Lance Taylor <iant@google.com>
4060 * yyscript.y: Parse TARGET.
4061 * script.cc (script_set_target): New function.
4062 * script-c.h (script_set_target): Declare.
4063 * options.cc (General_options::string_to_object_format): Rename
4064 from string_to_object_format in anonymous namespace. Change
4066 * options.h (class General_options): Declare
4067 string_to_object_format.
4069 2009-06-22 Ian Lance Taylor <iant@google.com>
4071 * script-sections.cc (Script_sections::create_segments): Don't put
4072 program headers in a PT_LOAD segment if -n or -N.
4074 2009-06-22 Ian Lance Taylor <iant@google.com>
4077 * options.h (class General_options): Add -z lazy and -z now. Sort
4078 -z options into alphabetical order.
4079 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4081 2009-06-21 Ian Lance Taylor <iant@google.com>
4083 * layout.cc (Layout::make_output_section): Call
4084 Target::new_output_section.
4085 (Layout::attach_allocated_section_to_segment): Put large section
4086 sections in a separate load segment with the large segment flag
4088 (Layout::segment_precedes): Sort large data segments after other
4090 (align_file_offset): New static function.
4091 (Layout::set_segment_offsets): Use align_file_offset.
4092 * output.h (class Output_section): Add is_small_section_ and
4093 is_large_section_ fields.
4094 (Output_section::is_small_section): New function.
4095 (Output_section::set_is_small_section): New function.
4096 (Output_section::is_large_section): New function.
4097 (Output_section::set_is_large_section): New function.
4098 (Output_section::is_large_data_section): New function.
4099 (class Output_segment): Add is_large_data_segment_ field.
4100 (Output_segment::is_large_data_segment): New function.
4101 (Output_segment::set_is_large_data_segment): New function.
4102 * output.cc (Output_section::Output_section): Initialize new
4104 (Output_segment::Output_segment): Likewise.
4105 (Output_segment::add_output_section): Add assertion that large
4106 data sections always go in large data segments. Force small data
4107 sections to the end of the list of data sections. Force small BSS
4108 sections to the start of the list of BSS sections. For large BSS
4109 sections to the end of the list of BSS sections.
4110 * symtab.h (class Symbol): Declare is_common_shndx.
4111 (Symbol::is_defined): Check Symbol::is_common_shndx.
4112 (Symbol::is_common): Likewise.
4113 (class Symbol_table): Define enum Commons_section_type. Update
4114 declarations. Add small_commons_ and large_commons_ fields.
4115 * symtab.cc (Symbol::is_common_shndx): New function.
4116 (Symbol_table::Symbol_table): Initialize new fields.
4117 (Symbol_table::add_from_object): Put small and large common
4118 symbols in the right list.
4119 (Symbol_table::sized_finalized_symbol): Check
4120 Symbol::is_common_shndx.
4121 (Symbol_table::sized_write_globals): Likewise.
4122 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4123 common symbol lists. Don't call do_allocate_commons_list if the
4125 (Symbol_table::do_allocate_commons_list): Remove is_tls
4126 parameter. Add comons_section_type parameter. Change all
4127 callers. Handle small and large common symbols.
4128 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4129 Symbol::is_common_shndx.
4130 * resolve.cc (symbol_to_bits): Likewise.
4131 * target.h (Target::small_common_shndx): New function.
4132 (Target::small_common_section_flags): New function.
4133 (Target::large_common_shndx): New function.
4134 (Target::large_common_section_flags): New function.
4135 (Target::new_output_section): New function.
4136 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4137 small_common_section_flags, and large_common_section_flags
4139 (Target::do_new_output_section): New virtual function.
4140 * arm.cc (Target_arm::arm_info): Initialize new fields.
4141 * i386.cc (Target_i386::i386_info): Likewise.
4142 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4144 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4145 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4146 (Target_x86_64::do_new_output_section): New function.
4147 * configure.ac: Define conditional MCMODEL_MEDIUM.
4148 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4149 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4150 (large_LDFLAGS): Define.
4151 * testsuite/large.c: New file.
4152 * testsuite/testfile.cc (Target_test::test_target_info):
4153 Initialize new fields.
4154 * configure, testsuite/Makefile.in: Rebuild.
4156 2009-06-05 Doug Kwan <dougkwan@google.com>
4158 * Makefile.am (CCFILES): Add target.cc.
4159 * Makefile.in: Regenerate.
4160 * i386.cc (class Target_i386): Define new virtual method to
4161 override do_is_local_label_name in parent.
4162 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4163 local symbols if --discard-locals or -X is given.
4164 * options.h (class General_options): Declare new options
4165 '--discard-locals' and '-X' for discarding locals.
4166 * target.h (class Target): Define new methods is_local_label_name.
4167 Declare new virtual method do_is_local_label_name.
4168 * target.cc: New file.
4169 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4170 (check_SCRIPTS): Add discard_locals_test.sh.
4171 (check_DATA): Add discard_local_tests.syms.
4172 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4173 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4174 * testsuite/Makefile.in: Regenerate.
4175 * testsuite/discard_locals_test.c: New file.
4176 * testsuite/discard_locals_test.sh: Same.
4178 2009-06-05 Doug Kwan <dougkwan@google.com>
4180 * object.cc (Sized_relobj::Sized_relobj): Initialize
4181 discarded_eh_frame_shndx_ to -1U.
4182 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4184 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4185 a discarded .eh_frame section.
4186 (Sized_relobj::do_finalize_local_symbols): Ditto.
4187 * object.h (class Sized_relobj): Declare new member
4188 discarded_eh_frame_shndx_.
4189 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4190 (local_labels_test.o, local_labels_test): New rules.
4191 * testsuite/Makefile.in: Regenerate.
4193 2009-06-04 Doug Kwan <dougkwan@google.com>
4195 * layout.cc (Layout::section_name_mapping): Add mapping for
4196 special ARM sections.
4198 2009-06-03 Doug Kwan <dougkwan@google.com>
4200 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4201 (utils::has_overflow): Same.
4203 2009-06-03 Ian Lance Taylor <iant@google.com>
4205 * layout.cc (Layout::section_name_mapping): New array, replacing
4206 Layout::linkonce_mapping.
4207 (Layout::section_name_mapping_count): New variable, replacing
4208 Layout::linkonce_mapping_count.
4209 (Layout::linkonce_output_name): Remove.
4210 (Layout::output_section_name): Rewrite.
4211 * layout.h (class Layout): Rename Linkonce_mapping to
4212 Section_name_mapping, linkonce_mapping to section_name_mapping,
4213 linkonce_mapping_count to section_name_mapping_count. Don't
4214 declare linkonce_output_name.
4216 2009-06-03 Doug Kwan <dougkwan@google.com>
4218 * gold/arm.cc (namespace utils): New.
4219 (Target_arm::reloc_is_non_pic): Define new method.
4220 (class Arm_relocate_functions): New.
4221 (Target_arm::Relocate::relocate): Handle relocation types used by
4224 2009-06-03 Ian Lance Taylor <iant@google.com>
4226 * arm.cc (Target_arm::scan::global): Use || instead of |.
4228 2009-06-02 Doug Kwan <dougkwan@google.com>
4230 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4231 issued_non_pic_error_.
4232 (class Target_arm::Scan): Declare new method check_non_pic.
4233 Define new method symbol_needs_plt_entry.
4234 Declare new data member issued_non_pic_error_.
4235 (class Target_arm::Relocate): Declare new method
4236 should_apply_static_reloc.
4237 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4238 (Target_arm::Scan::check_non_pic): Define new method.
4239 (Target_arm::Scan::local): Handle a small subset of reloc types used
4241 (Target_arm::Scan::local): Same.
4242 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4244 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4246 * incremental.cc (Incremental_inputs::report_command_line): Filter
4247 out --incremental-* options.
4249 2009-05-29 Doug Kwan <dougkwan@google.com>
4251 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4253 (class Target_arm): Update comment.
4254 (Target_arm::Target_arm): Initialize new data members GOT_,
4255 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4256 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4257 and Target_arm::rel_dyn_section.
4258 Declare new_enum Target_arm::Got_type.
4259 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4261 Update commments for member do_dynsym_value.
4262 (Target_arm::got_size, Target_arm::plt_section,
4263 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4264 new methods inside class defintion.
4265 (Target_arm::got_section): Define new method.
4266 (Target_arm::rel_dyn_section): Same.
4267 (Output_data_plt_arm): New template class.
4268 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4269 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4270 (Output_data_plt_arm::add_entry): Same.
4271 (Output_data_plt_arm::first_plt_entry): Define new
4272 static data member for PLT instruction template.
4273 (Output_data_plt_arm::plt_entry): Same.
4274 (Output_data_plt_arm::do_write): Define new method.
4275 (Target_arm::make_plt_entry): Same.
4276 (Target_arm::do_finalize_sections): Same.
4277 (Target_arm::do_dynsym_value): Same.
4279 2009-05-28 Doug Kwan <dougkwan@google.com>
4281 * Makefile.am (TARGETSOURCES): Add arm.cc.
4282 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4283 * Makefile.in: Regenerate.
4285 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4287 2009-05-26 Doug Kwan <dougkwan@google.com>
4289 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4290 (General_options::check_excluded_libs): Strip off directories in
4291 archive name before matching like GNU ld does.
4292 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4293 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4294 (exclude_libs_test_LDFLAGS): Add linker option
4295 -Wl,--exclude-libs,libexclude_libs_test_3
4296 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4297 an explicit archive without using -l.
4298 (alt/libexclude_libs_test_3.a): New make rule.
4299 * testsuite/Makefile.in: Regenerate.
4300 * testsuite/exclude_libs_test.c : Declare lib3_default().
4302 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4303 * exclude_libs_test_3.c: New file.
4305 2009-05-26 Nick Clifton <nickc@redhat.com>
4307 * po/id.po: New Indonesian translation.
4308 * po/gold.pot: Updated template file.
4310 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4312 * testsuite/Makefile.am: Add -ffunction-sections to compile
4313 gc_comdat_test files. Add -Wl,--gc-sections to build
4315 * testsuite/Makefile.in: Regenerate.
4316 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4318 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4320 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4321 kept comdat section was garbage collected.
4322 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4323 * testsuite/Makefile.in: Regenerate.
4324 * testsuite/gc_comdat_test.sh: New file.
4325 * testsuite/gc_comdat_test_1.cc: New file.
4326 * testsuite/gc_comdat_test_2.cc: New file.
4328 2009-05-19 Doug Kwan <dougkwan@google.com>
4330 * archive.cc (Archive::Archive): Move constructor from archive.h
4331 to here. Initialize no_export_.
4332 (Archive::get_elf_object_for_member): Set no_export flag of object.
4333 * archive.h (Archive::Archive): Move constructor body to
4335 (Archive::no_export): New method.
4336 (Archive::no_export_): New field.
4337 * object.h (Object::Object): Initialize no_export_ to false.
4338 (Object::no_export, Object::set_no_export): New methods.
4339 (Object::no_export_): New field.
4340 * options.cc (General_options::parse_exclude_libs): New method.
4341 (General_options::check_excluded_libs) Same.
4342 * options.h (exclude_libs): New option.
4343 (General_options::check_excluded_libs): New method declaration.
4344 (General_options::excluded_libs_): New field.
4345 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4346 default or protected visibility if an object has no-export flag set.
4347 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4348 (check_SCRIPTS): Add exclude_libs_test.sh.
4349 (check_DATA): Add exclude_libs_test.syms.
4350 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4351 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4352 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4353 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4354 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4355 libexclude_libs_test_2.a): New rules.
4356 * testsuite/Makefile.in: Regenerate.
4357 * testsuite/exclude_libs_test.c: New file.
4358 * testsuite/exclude_libs_test.sh: Ditto.
4359 * testsuite/exclude_libs_test_1.c: Ditto.
4360 * testsuite/exclude_libs_test_2.c: Ditto.
4362 2009-05-15 Ian Lance Taylor <iant@google.com>
4364 * configure.ac: Check for declarations for cases where libiberty.h
4365 checks HAVE_DECL_xxx.
4366 * configure, config.in: Rebuild.
4368 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4370 * gold.h (Incremental_argument_list): Remove (invalid) forward
4372 * incremental.cc (Incremental_inputs::report_achive): New method.
4373 (Incremental_inputs::report_object): New method.
4374 (Incremental_inputs::report_script): New method.
4375 (Incremental_inputs::finalize_inputs): New method.
4376 (Incremental_inputs::finalize): Call finalize_inputs().
4377 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4378 Create inputs entries.
4379 * incremental.h (Incremental_input_type): New enum.
4380 (Incremental_inputs::Incremental_input): Initialize new fields.
4381 (Incremental_inputs::report_inputs): New method.
4382 (Incremental_inputs::report_achive): New method.
4383 (Incremental_inputs::report_object): New method.
4384 (Incremental_inputs::report_script): New method.
4385 (Incremental_inputs::finalize_inputs): New method.
4386 (Incremental_inputs::Input_info): New struct.
4387 (Incremental_inputs::Input_info_map): New typedef.
4388 (Incremental_inputs::lock_): New field.
4389 (Incremental_inputs::Inputs_): New field.
4390 (Incremental_inputs::Inputs_map): New field.
4391 * main.cc (main): Call Incremental_input::report_inputs.
4392 * options.h (Input_argument_list): Typedef moved from
4394 (Input_file_group::Files): Remove, use ::Input_argument_list.
4395 (Input_file_group::Input_argument_list): Remove, use
4396 ::Input_argument_list.
4397 * plugin.cc (Plugin_manager::add_input_file): Add error in
4399 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4401 * script.cc (read_input_script): Call
4402 Incremental_input::report_script.
4403 * script.h (Script_info): New class.
4405 2009-04-27 Ian Lance Taylor <iant@google.com>
4407 * x86_64.cc (do_adjust_output_section): Set entsize to
4410 2009-04-23 Elliott Hughes <enh@google.com>
4412 * output.cc (Output_file::close): After short writes, continue
4413 writing from the correct offset in the buffer being written.
4415 2009-04-23 Chris Demetriou <cgd@google.com>
4417 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4418 * configure: Regenerate.
4419 * config.in: Regenerate.
4420 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4421 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4423 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4425 * incremental.cc (Incremental_inputs_header_data): Renamed from
4426 Incremental_input_header_data.
4427 (Incremental_inputs_header_data::data_size): New field.
4428 (Incremental_inputs_header_data::put_input_file_count): Renamed
4429 from input_file_count.
4430 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4431 from command_line_offset.
4432 (Incremental_inputs_header_data::put_reserved): Renamed from
4434 (Incremental_inputs_entry_data): Renamed from
4435 Incremental_input_entry_data.
4436 (Incremental_inputs_entry_data::data_size): New field.
4437 (Incremental_inputs::report_command_line): New method.
4438 (Incremental_inputs::finalize): New method.
4439 (Incremental_inputs::create_incremental_inputs_data): New method.
4440 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4441 * incremental.h: New file.
4442 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4443 (Layout::finalize): Create incremental inputs section in
4445 (Layout::create_incremental_info_sections): New method.
4446 * layout.h (Layout::incremental_inputs): New method.
4447 (Layout::create_incremental_info_sections): New method.
4448 (Layout::incremental_inputs_): New field.
4449 * main.cc (main): Notify Incremental_input of the command line.
4451 2009-04-01 Ian Lance Taylor <iant@google.com>
4452 Mikolaj Zalewski <mikolajz@google.com>
4454 * gold.h (reserve_unordered_map): Define, three versions, one for
4455 each version of Unordered_map.
4456 * layout.cc (Layout::Layout): Remove options parameter. Add
4457 number_of_input_files parameter. Don't initialize options_.
4458 Initialize number_of_input_files_ and resized_signatures_. Move
4459 sections_are_attached_.
4460 (Layout::layout_group): Reserve space for group_signatures_.
4461 (Layout::find_or_add_kept_section): Change name parameter to be a
4462 reference. Resize signatures_ map when it gets large enough.
4463 (Layout::layout_eh_frame): Use parameters->options() instead of
4465 (Layout::make_output_section): Likewise.
4466 (Layout::attach_allocated_section_to_segment): Likewise.
4467 (Layout::finalize, Layout::create_executable_stack): Likewise.
4468 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4469 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4470 * layout.h (class Layout): Update declarations. Remove options_
4471 field. Add number_of_input_files_ and resized_signatures_
4472 fields. Move sections_are_attached_ field.
4473 * main.cc (main): Pass number of input files to Layout
4474 constructor. Don't pass options.
4476 2009-03-30 Ian Lance Taylor <iant@google.com>
4478 * ffsll.c (ffsll): Correct implementation.
4480 2009-03-27 Ian Lance Taylor <iant@google.com>
4482 * ffsll.c: New file.
4483 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4484 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4485 * ftruncate.c (ftruncate): Declare before definition.
4486 * mremap.c (mremap): Likewise.
4487 * pread.c (pread): Likewise.
4488 * configure, Makefile.in, config.in: Rebuild.
4490 * mremap.c: New file.
4491 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4492 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4493 (mremap): Declare if HAVE_MREMAP is not defined.
4494 * configure, Makefile.in, config.in: Rebuild.
4496 2009-03-27 Cary Coutant <ccoutant@google.com>
4498 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4499 position independent.
4500 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4501 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4503 2009-03-24 Cary Coutant <ccoutant@google.com>
4505 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4507 (needs_dynamic_reloc): Likewise.
4509 2009-03-24 Ian Lance Taylor <iant@google.com>
4511 * yyscript.y (file_cmd): Recognize EXTERN.
4512 (extern_name_list, extern_name_list_body): New nonterminals.
4513 * script.cc (script_add_extern): Define.
4514 * script-c.h (script_add_extern): Declare.
4516 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4518 * object.cc (is_elf_object): Define.
4519 * object.h (is_elf_object): Declare.
4520 * archive.cc (Archive::get_elf_object_for_member): Call
4522 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4524 2009-03-24 Elliott Hughes <enh@google.com>
4526 * output.cc (Output_file::map_anonymous): Define.
4527 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4528 try an anonymous one. Report the size if the mmap fails.
4529 * output.h (class Output_file): Declare map_anonymous.
4531 2009-03-24 Ian Lance Taylor <iant@google.com>
4533 * target-select.cc (instantiate_target): Don't acquire the lock if
4534 the instantiated_target_ field has already been set.
4536 2009-03-23 Ian Lance Taylor <iant@google.com>
4538 * gold-threads.h (class Initialize_lock): Define.
4539 * gold-threads.cc (class Initialize_lock_once): Define.
4540 (initialize_lock_control): New static variable.
4541 (initialize_lock_pointer): New static variable.
4542 (initialize_lock_once): New static function.
4543 (Initialize_lock::Initialize_lock): Define.
4544 (Initialize_lock::initialize): Define.
4545 * target-select.h: Include "gold-threads.h".
4546 (class Target_selector): Add lock_ and initialize_lock_ fields.
4547 Don't define instantiate_target, just declare it.
4548 * target-select.cc (Target_selector::Target_selector): Initialize
4550 (Target_selector::instantiate_target): Define.
4551 * descriptors.h: Include "gold-threads.h".
4552 (class Descriptors): Add initialize_lock_ field.
4553 * descriptors.cc (Descriptors::Descriptors): Initialize new
4555 (Descriptors::open): Use initialize_lock_ field
4556 * errors.h (class Errors): Add initialize_lock_ field.
4557 * errors.cc (Errors::Errors): Initialize new field.
4558 (Errors::initialize_lock): Use initialize_lock_ field.
4559 * powerpc.cc (class Target_selector_powerpc): Remove
4560 instantiated_target_ field. In do_recognize call
4561 instantiate_target rather than do_instantiate_target. In
4562 do_instantiate_target just allocate a new target.
4563 * sparc.cc (class Target_selector_sparc): Likewise.
4565 * freebsd.h: New file.
4566 * i386.cc: Include "freebsd.h".
4567 (Target_i386): Derive from Target_freebsd rather than
4569 (Target_selector_i386): Derive from Target_selector_freebsd rather
4570 than Target_selector.
4571 * x86_64.cc: Include "freebsd.h".
4572 (Target_x86_64): Derive from Target_freebsd rather than
4574 (Target_selector_x86_64): Derive from Target_selector_freebsd
4575 rather than Target_selector.
4576 * target.h (class Target): Add adjust_elf_header and
4577 do_adjust_elf_header.
4578 * output.cc (Output_file_header:: do_sized_write): Call target
4579 adjust_elf_header routine.
4580 * configure.tgt: Set targ_osabi.
4581 * configure.ac: Define GOLD_DEFAULT_OSABI.
4582 * parameters.cc (Parameters::default_target): Pass
4583 GOLD_DEFAULT_OSABI to select_target.
4584 * target-select.h (class Target_selector): Make instantiate_target
4585 protected rather than private.
4586 * Makefile.am (HFILES): Add freebsd.h.
4587 * configure, Makefile.in, config.in: Rebuild.
4589 * merge.cc (do_add_input_section): Correct pend value. Change
4590 message about last entry not being null terminated from error to
4593 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4595 * incremental.cc: New file.
4596 * Makefile.am (CCFILES): Add incremental.cc.
4597 * Makefile.in: Rebuild.
4599 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4601 * layout.cc (Layout::output_section_name): Preserve names
4602 of '.note.' sections.
4604 2009-03-19 Ian Lance Taylor <iant@google.com>
4606 * descriptors.cc (Descriptors::open): Check that the options are
4607 valid before using them.
4609 2009-03-18 Ian Lance Taylor <iant@google.com>
4611 * script-sections.h: Include <list>.
4612 (class Script_sections): Change Sections_elements from std::vector
4613 to std::list. Typedef public Elements_iterator. Add
4614 orphan_section_placement_, data_segment_align_start_, and
4615 saw_data_segment_align_ fields. Remove data_segment_align_index_
4617 * script-sections.cc (class Orphan_section_placement): New class.
4618 (class Sections_element): Add virtual functions is_relro and
4619 orphan_section_init. Remove virtual function place_orphan_here.
4620 (class Output_section_definition): Add is_relro and
4621 orphan_section_init. Remove place_orphan_here.
4622 (class Orphan_output_section): Likewise.
4623 (Script_sections::Script_sections): Update for field changes.
4624 (Script_sections::data_segment_align): Set saw_data_segment_align_
4625 and data_segment_align_start_, not data_segment_align_index.
4626 (Script_sections::data_segment_relro_end): Check
4627 saw_data_segment_align_. Use data_segment_align_start_ rather
4628 than data_segment_align_index_.
4629 (Script_sections::place_orphan): Rewrite to use
4630 Orphan_section_placement.
4632 2009-03-17 Ian Lance Taylor <iant@google.com>
4634 * archive.cc (Archive::add_symbols): Check for a version attached
4635 to the symbol name in the archive map.
4636 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4637 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4638 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4639 (ver_test_11.a): New target.
4640 * testsuite/Makefile.in: Rebuild.
4642 * configure.ac: Check for chsize and posix_fallocate. Replace
4644 * ftruncate.c: New file, from gnulib.
4645 * output.cc (posix_fallocate): Define dummy version if not
4646 HAVE_POSIX_FALLOCATE.
4647 (Output_file::map): Call posix_fallocate rather than lseek and
4649 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4650 * configure, Makefile.in, config.in: Rebuild.
4652 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4654 * layout.h (Layout::create_note): Add section_name parameter.
4655 * layout.cc (Layout::create_note): Likewise.
4656 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4658 2009-03-17 Ian Lance Taylor <iant@google.com>
4660 * descriptors.cc: Include "options.h".
4661 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4662 (Descriptors::open): Always use O_CLOEXEC when opening a new
4663 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4664 then set FD_CLOEXEC.
4666 * sparc.cc (class Target_sparc): Add has_got_section.
4667 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4668 make sure we have a GOT section.
4670 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4671 (Target_sparc::Scan::local): Likewise.
4672 (Target_sparc::Scan::global): Likewise.
4673 (Target_sparc::Relocate::relocate): Likewise.
4674 (Target_sparc::Relocate::relocate_tls): Likewise.
4676 * symtab.cc (Symbol_table::define_default_version): New function,
4677 broken out of add_from_object.
4678 (Symbol_table::add_from_object): Call define_default_version.
4679 (Symbol_table::define_special_symbol): Add resolve_oldsym
4680 parameter. Change all callers. If the version for a symbol comes
4681 from a version script, resolve it with the symbol with the same
4682 name with no version. Also add the symbol without a version if
4684 (do_define_in_output_data): If resolving with oldsym, don't delete
4686 (do_define_in_output_segment): Likewise.
4687 (do_define_as_constant): Likewise.
4688 * symtab.h (class Symbol_table): Update declarations.
4690 2009-03-13 Ian Lance Taylor <iant@google.com>
4692 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4693 (Read_symbols::requeue): New function.
4694 (Read_symbols::do_read_symbols): If make_elf_object fails because
4695 the target type is not configured, and the file was searched for,
4696 issue a warning and retry with the next directory.
4697 (Add_symbols::run): If the file has an incompatible format, and
4698 it was searched for, requeue the Read_symbols task. On error,
4700 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4701 dirindex parameter to constructor. Change all callers. Declare
4702 incompatible_warning and requeue.
4703 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4704 input_argument_ and input_group_ fields. Add them to
4705 constructor. Change all callers.
4706 (class Read_script): Add dirindex_ field. Add it to constructor.
4708 * archive.cc (Archive::setup): Remove input_objects parameter.
4710 (Archive::get_file_and_offset): Likewise.
4711 (Archive::read_all_symbols): Likewise.
4712 (Archive::read_symbols): Likewise.
4713 (Archive::get_elf_object_for_member): Remove input_objects
4714 parameter. Add punconfigured parameter. Change all callers.
4715 (Archive::add_symbols): Change return type to bool. Check return
4716 value of include_member.
4717 (Archive::include_all_members): Likewise.
4718 (Archive::include_member): Change return type to bool. Return
4719 false if first included object has incompatible target. Set
4720 included_member_ field.
4721 (Add_archive_symbols::run): If add_symbols returns false, requeue
4723 * archive.h (class Archive): Add included_member_ field.
4724 Initialize it in constructor. Add input_file and searched_for
4725 methods. Update declarations.
4726 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4727 input_argument_ fields. Add them to constructor. Change all
4729 * script.cc: Include "target-select.h".
4730 (class Parser_closure): Add skip_on_incompatible_target_ and
4731 found_incompatible_target_ fields. Add
4732 skip_on_incompatible_target parameter to constructor. Change all
4733 callers. Add methods skip_on_incompatible_target,
4734 clear_skip_on_incompatible_target, found_incompatible_target, and
4735 set_found_incompatible_target.
4736 (read_input_script): Add dirindex parameter. Change all callers.
4737 If parser finds an incompatible target, requeue Read_symbols
4739 (script_set_symbol): Clear skip_on_incompatible_target in
4741 (script_add_assertion, script_parse_option): Likewise.
4742 (script_start_sections, script_add_phdr): Likewise.
4743 (script_check_output_format): New function.
4744 * script.h (read_input_script): Update declaration.
4745 * script-c.h (script_check_output_format): Declare.
4746 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4747 (ignore_cmd): Remove OUTPUT_FORMAT.
4748 * fileread.cc (Input_file::Input_file): Add explicit this.
4749 (Input_file::will_search_for): New function.
4750 (Input_file::open): Add pindex parameter. Change all callers.
4751 * fileread.h (class Input_file): Add input_file_argument method.
4752 Declare will_search_for. Update declarations.
4753 * object.cc (make_elf_object): Add punconfigured parameter.
4755 * object.h (class Object): Make input_file public. Add
4756 searched_for method.
4757 (make_elf_object): Update declaration.
4758 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4760 * dirsearch.h (class Dirsearch): Update declaration.
4761 * options.h (class General_options): Add --warn-search-mismatch.
4762 * parameters.cc (Parameters::is_compatible_target): New function.
4763 * parameters.h (class Parameters): Declare is_compatible_target.
4764 * workqueue.cc (Workqueue::add_blocker): New function.
4765 * workqueue.h (class Workqueue): Declare add_blocker.
4767 * fileread.cc (Input_file::open): Remove options parameter.
4769 (Input_file::open_binary): Likewise.
4770 * script.cc (read_input_script): Likewise.
4771 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4772 options parameter from constructor. Change all callers.
4773 (class Read_script): Likewise.
4774 * fileread.h (class Input_file): Update declarations.
4775 * script.h (read_input_script): Update declaration.
4777 2009-03-10 Nick Clifton <nickc@redhat.com>
4779 * po/es.po: New Spanish translation.
4781 2009-03-06 Cary Coutant <ccoutant@google.com>
4783 * options.cc (parse_short_option): Keep dash_z from registering itself.
4785 2009-03-03 Ian Lance Taylor <iant@google.com>
4788 * target-reloc.h (relocate_section): Pass output_section to
4790 * i386.cc (Target_i386::should_apply_static_reloc): Add
4791 output_section parameter. Change all callers.
4792 (Target_i386::Relocate::relocate): Add output_section parameter.
4793 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4794 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4795 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4796 * testsuite/two_file_shared.sh: New script.
4797 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4798 (check_DATA): Add two_file_shared.dbg.
4799 (two_file_shared.dbg): New target.
4800 * testsuite/Makefile.in: Rebuild.
4802 2009-03-01 Ian Lance Taylor <iant@google.com>
4804 * configure.ac: Check for byteswap.h.
4805 * configure: Rebuild.
4806 * config.in: Rebuild.
4808 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4810 * layout.cc (Layout::find_or_add_kept_section): New function.
4811 (Layout::add_comdat): Removed.
4812 * layout.h (struct Kept_section): Move out of class Layout.
4813 Remove trailing underscores from field names. Add group_sections
4814 field. Rename group_ field to is_group. Change all uses.
4815 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4816 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4817 comdat_groups_ field.
4818 (Sized_relobj::include_section_group): Use
4819 find_or_add_kept_section and Kept_section::group_sections.
4820 (Sized_relobj::include_linkonce_section): Likewise.
4821 * object.cc (class Sized_relobj): Don't define Comdat_group or
4822 Comdat_group_table. Remove find_comdat_group and
4823 add_comdat_group. Remove comdat_groups_ field.
4824 * plugin.cc (include_comdat_group): Use
4825 Layout::find_or_add_kept_section.
4827 2009-02-28 Ian Lance Taylor <iant@google.com>
4829 * README: --gc-sections and map files are now supported. Document
4830 some build requirements.
4833 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4834 relocatable link set the value of the section symbol to zero.
4835 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4836 relocatable link don't include the section address in the local
4839 2009-02-27 Ian Lance Taylor <iant@google.com>
4842 * options.h (class Search_directory): Add is_system_directory.
4843 (class General_options): Declare is_in_system_directory.
4844 * options.cc (get_relative_sysroot): Make static.
4845 (get_default_sysroot): Make static.
4846 (General_optoins::is_in_system_directory): New function.
4847 * fileread.cc (Input_file::is_in_system_directory): New function.
4848 * fileread.h (class Input_file): Declare is_in_system_directory.
4849 * object.h (class Object): Add is_in_system_directory.
4850 (class Input_objects): Remove system_library_directory_ field.
4851 * object.cc (Input_objects::add_object): Don't set
4852 system_library_directory_.
4853 (input_objects::found_in_system_library_directory): Remove.
4854 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4855 parameter. Change all callers.
4856 (Symbol_table::sized_write_globals): Likewise.
4857 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4858 Call Object::is_in_system_directory.
4859 * symtab.h (class Symbol_table): Update declarations.
4862 * descriptors.h (Open_descriptor): Add is_on_stack field.
4863 * descriptors.cc (Descriptors::open): If the descriptor is on the
4864 top of the stack, remove it. Initialize is_on_stack field.
4865 (Descriptors::release): Only add pod to stack if it is not on the
4867 (Descriptors::close_some_descriptor): Clear stack_next and
4871 * output.cc (Output_section::find_starting_output_address): Rename
4872 from starting_output_address; add PADDR parameter; change return
4874 * output.h (class Output_section): Declare
4875 find_starting_output_address instead of starting_output_address.
4876 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4877 section symbol for which we can't find a merge section.
4880 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4881 hidden or internal, force the symbol to be local.
4882 * resolve.cc (Symbol::override_visibility): Define.
4883 (Symbol::override_base): Use override_visibility.
4884 (Symbol_table::resolve): Likewise.
4885 (Symbol::override_base_with_special): Likewise.
4886 (Symbol_table::override_with_special): If the visibility is hidden
4887 or internal, force the symbol to be local.
4888 * symtab.h (class Symbol): Add set_visibility and
4889 override_visibility.
4890 * testsuite/ver_test_1.sh: New file.
4891 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4892 (check_DATA): Add ver_test_1.syms.
4893 (ver_test_1.syms): New target.
4894 * testsuite/Makefile.in: Rebuild.
4896 2009-02-25 Cary Coutant <ccoutant@google.com>
4898 * layout.cc (Layout::choose_output_section): Don't rename sections
4899 when using a linker script that has a SECTIONS clause.
4900 * Makefile.in: Regenerate.
4902 * testsuite/Makefile.am (script_test_5.sh): New test case.
4903 * testsuite/Makefile.in: Regenerate.
4904 * testsuite/script_test_5.cc: New file.
4905 * testsuite/script_test_5.sh: New file.
4906 * testsuite/script_test_5.t: New file.
4908 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4910 * archive.cc (Archive::include_member): Update calls to add_symbols.
4911 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4912 the Layout argument.
4913 * dynobj.h (do_add_symbols): Add the Layout argument.
4914 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4916 * object.h (Object::add_symbols): Add the Layout argument.
4917 (Object::do_add_symbols): Add the Layout argument.
4918 (Sized_relobj::do_add_symbols): Add the Layout argument.
4919 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4920 Unify the two versions.
4921 (Add_plugin_symbols): Remove.
4922 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4923 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4924 (Add_plugin_symbols): Remove.
4925 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4926 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4927 (Add_symbols::run): Make it work with Pulginobj.
4929 2009-02-06 Ian Lance Taylor <iant@google.com>
4931 * object.cc (Sized_relobj::do_layout): Make info message start
4932 with lower case letter.
4934 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4936 * binary.cc: Fix file comment.
4938 * options.h (enum Incremental_disposition): Define.
4939 (class General_options): Add new options: --incremental,
4940 --incremental_changed, --incremental_unchanged,
4941 --incremental_unknown. Add incremental_disposition_ and
4942 implicit_incremental_ fields.
4943 (General_options::incremental_disposition): New function.
4944 (class Position_dependent_options): Add incremental_disposition
4946 (Position_dependent_options::copy_from_options): Set incremental
4948 * options.cc (General_options::parse_incremental_changed): New
4950 (General_options::parse_incremental_unchanged): New function.
4951 (General_options::parse_incremental_unknown): New function.
4952 (General_options::General_options): Initialize new fields
4953 incremental_disposition_ and implicit_incremental_.
4954 (General_options::finalize): Check for uasge of --incremental-*
4955 without --incremental.
4957 2009-02-06 Chris Demetriou <cgd@google.com>
4959 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4960 pointer and to report location as the file name associated with
4962 (gold_undefined_symbol_at_location): New function to replace the
4963 old gold_undefined_symbol functionality.
4964 * target-reloc.h (relocate_section): Update to use
4965 gold_undefined_symbol_at_location.
4966 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4967 Call gold_undefined_symbol function rather than gold_error.
4968 * errors.h (Errors::undefined_symbol): Take location as a
4969 string, rather than calculating it from a relocation.
4970 * errors.cc (Errors::fatal): Print "fatal error:" before the
4972 (Errors::error, Errors::error_at_location): Print "error: "
4973 before the formatted message.
4974 (Errors::undefined_symbol): Take location as a string, rather
4975 than calculating it from a relocation.
4976 (gold_undefined_symbol_at_location): New function akin to
4977 old gold_undefined_symbol, calculates location from relocation.
4978 (gold_undefined_symbol): Change to take only a Symbol pointer
4979 and to report location as the file name associated with the symbol.
4980 * testsuite/debug_msg.sh: Update for changed error messages.
4981 * testsuite/undef_symbol.sh: Likewise.
4983 2009-02-04 Duncan Sands <baldrick@free.fr>
4986 * reduced_debug_output.h
4987 (Output_reduced_debug_abbrev_section::failed): Use format for
4989 (Output_reduced_debug_info_section::faild): Likewise.
4991 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4993 * script.cc (Lazy_demangler): New class.
4994 (Version_script_info::get_symbol_version_helper): Demangle a
4997 2009-01-29 Cary Coutant <ccoutant@google.com>
4999 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5001 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5003 2009-01-28 Ian Lance Taylor <iant@google.com>
5005 * version.cc (version_string): Bump to 1.9.
5007 * gold.h: Include <cstring> and <stdint.h>.
5008 * version.cc: Include <cstdio>.
5009 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5011 * reduced_debug_output.cc (insert_into_vector): Rename from
5012 Insert_into_vector; change all callers. Use Swap_unaligned to
5013 avoid aliasing issue; remove union since it is unnecessary.
5015 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5017 * Makefile.am (CCFILES): Add gc.cc.
5019 * Makefile.in: Regenerate.
5020 * gold.cc (Gc_runner): New class.
5021 (queue_initial_tasks): Call garbage collection related tasks
5022 when corresponding options are invoked.
5023 (queue_middle_gc_tasks): New function.
5024 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5025 processed early before laying out sections during garbage collection.
5026 * gold.h (queue_middle_gc_tasks): New function.
5027 (is_prefix_of): Move from "layout.cc".
5028 * i386.cc (Target_i386::gc_process_relocs): New function.
5029 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5030 * main.cc (main): Create object of class "Garbage_collection".
5031 * object.cc (Relobj::copy_symbols_data): New function.
5032 (Relobj::is_section_name_included): New function.
5033 (Sized_relobj::do_layout): Allow this function to be called twice
5034 during garbage collection and defer layout of section during the
5036 * object.h (Relobj::get_symbols_data): New function.
5037 (Relobj::is_section_name_included): New function.
5038 (Relobj::copy_symbols_data): New function.
5039 (Relobj::set_symbols_data): New function.
5040 (Relobj::get_relocs_data): New function.
5041 (Relobj::set_relocs_data): New function.
5042 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5043 (Relobj::gc_process_relocs): New function.
5044 (Relobj::do_gc_process_relocs): New pure virtual function.
5045 (Relobj::sd_): New data member.
5046 (Sized_relobj::is_output_section_offset_invalid): New function.
5047 (Sized_relobj::do_gc_process_relocs): New function.
5048 * options.h (General_options::gc_sections): Modify to not be a no-op.
5049 (General_options::print_gc_sections): New option.
5050 * plugin.cc (Plugin_finish::run): Remove function call to
5051 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5052 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5053 * reloc.cc (Read_relocs::run): Add task to process relocs and
5054 determine unreferenced sections when doing garbage collection.
5055 (Gc_process_relocs): New class.
5056 (Sized_relobj::do_gc_process_relocs): New function.
5057 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5058 sections that are garbage collected.
5059 * reloc.h (Gc_process_relocs): New class.
5060 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5061 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5062 symbols whose corresponding sections are garbage collected.
5063 (Symbol_table::Symbol_table): Add new parameter for the garbage
5065 (Symbol_table::gc_mark_undef_symbols): New function.
5066 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5067 (Symbol_table::gc_mark_dyn_syms): New function.
5068 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5070 (Symbol_table::add_from_object): Likewise.
5071 (Symbol_table::add_from_relobj): When building shared objects, do not
5072 treat externally visible symbols as garbage.
5073 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5074 table information for static and relocatable links.
5075 * symtab.h (Symbol_table::set_gc): New function.
5076 (Symbol_table::gc): New function.
5077 (Symbol_table::gc_mark_undef_symbols): New function.
5078 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5079 (Symbol_table::gc_mark_dyn_syms): New function.
5080 (Symbol_table::gc_): New data member.
5081 * target.h (Sized_target::gc_process_relocs): New pure virtual
5083 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5084 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5086 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5088 * options.h (General_options::gc_sections): Define as a no-op for now.
5089 (General_options::no_keep_memory): Ditto.
5090 (General_options::Bshareable): Define.
5091 * options.cc (General_options::finalize): Honor -Bshareable.
5093 2009-01-20 Andreas Schwab <schwab@suse.de>
5095 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5096 read the value in the contents, since we don't use it. Use the
5097 template endianness when writing.
5098 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5100 2009-01-19 Andreas Schwab <schwab@suse.de>
5102 * configure.tgt (powerpc64-*): Fix targ_obj.
5104 2009-01-15 Ian Lance Taylor <iant@google.com>
5106 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5107 local symbols when stripping all symbols.
5109 2009-01-14 Cary Coutant <ccoutant@google.com>
5111 * output.cc (Output_reloc): Add explicit instantiations.
5113 2009-01-14 Cary Coutant <ccoutant@google.com>
5115 * archive.cc (Archive::get_elf_object_for_member): Remove call
5116 to File_read::claim_for_plugin.
5117 * descriptors.cc (Descriptors::open): Remove reference to
5119 (Descriptors::claim_for_plugin): Remove.
5120 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5121 (Descriptors::is_claimed): Remove.
5122 (claim_descriptor_for_plugin): Remove.
5123 * fileread.cc (File_read::claim_for_plugin): Remove.
5124 * fileread.h (File_read::claim_for_plugin): Remove.
5125 (File_read::descriptor): Reopen descriptor if necessary.
5126 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5127 (Plugin_manager::all_symbols_read): Add task parameter. Change
5129 (Plugin_manager::get_input_file): New function.
5130 (Plugin_manager::release_input_file): New function.
5131 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5132 corresponding data member.
5133 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5134 and pass to base constructor. Change all callers.
5135 (get_input_file, release_input_file): New functions.
5136 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5137 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5138 (Plugin_manager::all_symbols_read): Add task parameter.
5139 (Plugin_manager::get_input_file): New function.
5140 (Plugin_manager::release_input_file): New function.
5141 (Plugin_manager::task_): New data member.
5142 (Pluginobj::Pluginobj): Add filesize parameter.
5143 (Pluginobj::filename): New function.
5144 (Pluginobj::descriptor): New function.
5145 (Pluginobj::filesize): New function.
5146 (Pluginobj::filesize_): New data member.
5147 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5148 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5149 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5151 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5152 with archive libraries.
5153 * testsuite/Makefile.in: Regenerate.
5154 * testsuite/plugin_test.c (struct sym_info): New type.
5155 (get_input_file, release_input_file): New static variables.
5156 (onload): Capture new transfer vector entries.
5157 (claim_file_hook): Stop reading at end of file according to filesize.
5158 Factor out parsing of readelf output into separate function.
5159 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5160 APIs and get the source file name from the symbol table. Convert
5161 source file name to corresponding object file name. Print info
5162 message when adding new input files.
5163 (parse_readelf_line): New function.
5164 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5165 * testsuite/plugin_test_2.sh: Likewise.
5166 * testsuite/plugin_test_3.sh: Likewise.
5167 * testsuite/plugin_test_4.sh: New test case.
5169 2009-01-07 Ian Lance Taylor <iant@google.com>
5171 * version.cc (version_string): Bump to 1.8.
5173 2008-12-23 Cary Coutant <ccoutant@google.com>
5175 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5176 * plugin.cc (Plugin_manager::finish): Rename as
5177 layout_deferred_objects. Move cleanup to separate function.
5178 (Plugin_manager::cleanup): New function.
5179 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5181 * plugin.h (Plugin_manager::finish): Rename as
5182 layout_deferred_objects.
5183 (Plugin_manager::cleanup): New function.
5184 (Plugin_manager::cleanup_done): New field.
5186 2008-12-23 Cary Coutant <ccoutant@google.com>
5188 * plugin.cc (is_visible_from_outside): New function.
5189 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5190 so we don't return "IR only" status for exported symbols or -r links.
5192 * testsuite/Makefile.am (plugin_test_3): New test case.
5193 * testsuite/Makefile.in: Regenerate.
5194 * testsuite/plugin_test_3.sh: New file.
5196 2008-12-22 Cary Coutant <ccoutant@google.com>
5198 * object.cc (Sized_relobj::layout_section): New function.
5199 (Sized_relobj::do_layout): Defer layout of input sections until after
5200 plugin has provided replacement files.
5201 (Sized_relobj::do_layout_deferred_sections): New function.
5202 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5203 (Relobj::layout_deferred_sections): New function.
5204 (Relobj::do_layout_deferred_sections): New function.
5205 (Sized_relobj::do_layout_deferred_sections): New function.
5206 (Sized_relobj::layout_section): New function.
5207 (Sized_relobj::Deferred_layout): New structure.
5208 (Sized_relobj::deferred_layout_): New field.
5209 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5210 Change all callers. Layout deferred sections.
5211 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5213 (Plugin_hook::run): Move code from do_plugin_hook inline.
5214 (Plugin_hook::do_plugin_hook): Remove.
5215 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5216 (Plugin_manager::finish): Renamed, was cleanup.
5217 (Plugin_manager::should_defer_layout): New function.
5218 (Plugin_manager::add_deferred_layout_object): New function.
5219 (Plugin_manager::Deferred_layout_list): New type.
5220 (Plugin_manager::deferred_layout_objects_): New field.
5221 (Plugin_hook::do_plugin_hook): Remove.
5223 2008-12-17 Ian Lance Taylor <iant@google.com>
5225 * options.h (class General_options): Add --no case for
5228 2008-12-16 Cary Coutant <ccoutant@google.com>
5230 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5232 (Plugin_manager::claim_file): Create plugin object even if
5233 plugin did not call the add_symbols callback.
5234 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5235 asking for more symbols than were added.
5236 * testsuite/Makefile.am (plugin_test_1): Add test case with
5238 (empty.syms): New target.
5239 * testsuite/Makefile.in: Regenerate.
5240 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5241 message. Don't call add_symbols if no globals.
5242 (all_symbols_read_hook): Don't provide replacement for empty
5245 2008-12-12 Ian Lance Taylor <iant@google.com>
5247 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5248 r_type == 0 for a local symbol with r_sym == 0.
5249 (scan_relocatable_relocs): Pass r_sym to
5250 local_non_section_strategy.
5251 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5254 * configure.ac: Update test for TLS descriptors: they are
5255 supported as of glibc 2.9.
5256 * configure: Rebuild.
5258 2008-12-11 Ian Lance Taylor <iant@google.com>
5261 * target-reloc.h (Default_scan_relocatable_relocs): For each
5262 function, map r_type == 0 to RELOC_DISCARD.
5264 2008-12-10 Cary Coutant <ccoutant@google.com>
5266 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5267 object to override a kept COMDAT group from a plugin object.
5269 2008-12-09 Ian Lance Taylor <iant@google.com>
5272 * yyscript.y (file_cmd): Handle INPUT.
5274 * testsuite/initpri1.c: Change all declarations to be full
5275 prototypes by adding void, to avoid compiler warnings.
5277 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5279 * options.cc (General_options::parse_plugin_opt): New.
5280 (General_options::add_plugin): The argument now is just the filename.
5281 (General_options::add_plugin_option): New.
5282 * options.h (plugin_opt): New.
5283 (add_plugin): Change argument name.
5284 (add_plugin_option): New.
5285 * plugin.cc (Plugin::load): Don't parse the plugin option.
5286 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5287 (Plugin::add_option): New.
5288 (Plugin::args_): Change type.
5289 (Plugin::filename_): New.
5290 (Plugin_manager::add_plugin_option): New.
5291 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5292 * testsuite/Makefile.in: Regenerate.
5294 2008-12-05 Cary Coutant <ccoutant@google.com>
5296 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5297 Handle --strip-lto-sections option.
5298 * options.h (strip_lto_sections): New option.
5300 2008-12-01 Cary Coutant <ccoutant@google.com>
5302 * plugin.cc (ld_plugin_message): Change format parameter to const.
5303 Fix mismatch between new[] and delete.
5305 2008-11-14 Cary Coutant <ccoutant@google.com>
5307 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5310 2008-11-05 Craig Silverstein <csilvers@google.com>
5312 * options.cc (General_options::parse_dynamic_list): New function.
5313 * options.h (General_options): New flags dynamic_list,
5314 dynamic_list_data, dynamic_list_cpp_new, and
5315 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5316 (General_options::in_dynamic_list): New function.
5317 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5318 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5319 (Lex::can_continue_name): Likewise.
5321 (read_script_file): New parameter script_options.
5322 (read_dynamic_list): New function.
5323 (Script_options::define_dynamic_list): New function.
5324 (dynamic_list_keyword_parsecodes): New variable.
5325 (dynamic_list_keywords): New variable.
5326 * script.h (Script_options::define_dynamic_list): New function
5328 (read_dynamic_list): New function prototype.
5329 * symtab.cc (strprefix): New macro.
5330 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5331 dynamic_list_data, dynamic_list_cpp_new, and
5332 dynamic_list_cpp_typeinfo.
5333 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5334 (dynamic_list_expr): New rule.
5335 (dynamic_list_nodes): Likewise.
5336 (dynamic_list_node): Likewise.
5337 * testsuite/Makefile.am (dynamic_list): New test.
5338 * testsuite/Makefile.in: Regenerated.
5339 * testsuite/dynamic_list.t: New file.
5340 * testsuite/dynamic_list.sh: New file.
5342 2008-11-05 Craig Silverstein <csilvers@google.com>
5344 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5345 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5346 (t11_last): Likewise.
5347 * testsuite/ver_test_6.c (main): Likewise.
5349 2008-10-07 Cary Coutant <ccoutant@google.com>
5351 * options.c (General_options::finalize): Add check for -static and
5353 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5356 2008-10-02 Cary Coutant <ccoutant@google.com>
5358 * plugin.cc (make_sized_plugin_object): Fix conditional
5359 compilation to work when not all targets are enabled.
5361 2008-09-29 Cary Coutant <ccoutant@google.com>
5363 * archive.cc (Archive::get_file_and_offset): Use filename instead
5364 of name to get library path.
5365 (Archive::include_member): Unlock external member of a thin archive.
5367 * testsuite/Makefile.am (TEST_AR): New variable.
5368 (thin_archive_test_1): New test.
5369 (thin_archive_test_2): New test.
5370 * testsuite/Makefile.in: Regenerate.
5371 * testsuite/thin_archive_main.cc: New file.
5372 * testsuite/thin_archive_test_1.cc: New file.
5373 * testsuite/thin_archive_test_2.cc: New file.
5374 * testsuite/thin_archive_test_3.cc: New file.
5375 * testsuite/thin_archive_test_4.cc: New file.
5377 2008-09-29 Cary Coutant <ccoutant@google.com>
5379 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5380 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5382 (Sized_relobj::do_finalize_local_symbols): Likewise.
5383 (Sized_relobj::map_to_kept_section): Likewise.
5384 * object.h (Sized_relobj::invalid_address): New constant.
5385 (Sized_relobj::do_output_section_offset): Check for invalid_address
5387 * output.cc (Output_reloc::local_section_offset): Use constant
5388 invalid_address instead of -1U.
5389 (Output_reloc::get_address): Likewise.
5390 (Output_section::output_address): Change -1U to -1ULL.
5391 * output.h (Output_reloc::invalid_address): New constant.
5392 * reloc.cc (Sized_relobj::write_sections): Use constant
5393 invalid_address instead of -1U.
5394 (Sized_relobj::relocate_sections): Likewise.
5395 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5396 values for merge sections.
5397 * target-reloc.h (relocate_for_relocatable): Use constant
5398 invalid_address instead of -1U.
5400 2008-09-19 Cary Coutant <ccoutant@google.com>
5402 Add plugin functionality for link-time optimization (LTO).
5403 * configure.ac (plugins): Add --enable-plugins option.
5404 * configure: Regenerate.
5405 * config.in: Regenerate.
5406 * Makefile.am (LIBDL): New variable.
5407 (CCFILES): Add plugin.cc.
5408 (HFILES): Add plugin.h.
5409 (ldadd_var): Add LIBDL.
5410 * Makefile.in: Regenerate.
5412 * archive.cc: Include "plugin.h".
5413 (Archive::setup): Don't preread archive symbols when using a plugin.
5414 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5415 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5417 (Archive::include_member): Add symbols from plugin objects.
5418 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5419 * descriptors.cc (Descriptors::open): Check for file descriptors
5420 abandoned by plugins.
5421 (Descriptors::claim_for_plugin): New function.
5422 * descriptors.h (Descriptors::claim_for_plugin): New function.
5423 (Open_descriptor::is_claimed): New field.
5424 (claim_descriptor_for_plugin): New function.
5425 * fileread.cc (File_read::claim_for_plugin): New function.
5426 * fileread.h (File_read::claim_for_plugin): New function.
5427 (File_read::descriptor): New function.
5428 * gold.cc: Include "plugin.h".
5429 (queue_initial_tasks): Add task to call plugin hooks for generating
5431 * main.cc: Include "plugin.h".
5432 (main): Load plugin libraries.
5433 * object.h (Pluginobj): Declare.
5434 (Object::pluginobj): New function.
5435 (Object::do_pluginobj): New function.
5436 (Object::set_target): New function.
5437 * options.cc: Include "plugin.h".
5438 (General_options::parse_plugin): New function.
5439 (General_options::General_options): Initialize plugins_ field.
5440 (General_options::add_plugin): New function.
5441 * options.h (Plugin_manager): Declare.
5442 (General_options): Add --plugin option.
5443 (General_options::has_plugins): New function.
5444 (General_options::plugins): New function.
5445 (General_options::add_plugin): New function.
5446 (General_options::plugins_): New field.
5447 * plugin.cc: New file.
5448 * plugin.h: New file.
5449 * readsyms.cc: Include "plugin.h".
5450 (Read_symbols::do_read_symbols): Check for archive before checking
5451 for ELF file. Call plugin hooks to claim files.
5452 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5453 from a real object file; force override when processing replacement
5455 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5456 (Symbol::init_base_object): Likewise.
5457 (Symbol::init_base_output_data): Likewise.
5458 (Symbol::init_base_output_segment): Likewise.
5459 (Symbol::init_base_constant): Likewise.
5460 (Symbol::init_base_undefined): Likewise.
5461 (Symbol::output_section): Assert that object is not a plugin.
5462 (Symbol_table::add_from_pluginobj): New function.
5463 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5465 (Symbol_table::sized_write_globals): Likewise.
5466 (Symbol_table::add_from_pluginobj): Instantiate template.
5467 * symtab.h (Sized_pluginobj): Declare.
5468 (Symbol::in_real_elf): New function.
5469 (Symbol::set_in_real_elf): New function.
5470 (Symbol::in_real_elf_): New field.
5471 (Symbol_table::add_from_pluginobj): New function.
5473 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5474 (LIBDL): New variable.
5476 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5477 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5478 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5479 (MOSTLYCLEANFILES): Likewise.
5480 * testsuite/Makefile.in: Regenerate.
5481 * testsuite/plugin_test.c: New file.
5482 * testsuite/plugin_test_1.sh: New file.
5483 * testsuite/plugin_test_2.sh: New file.
5485 2008-09-16 Ian Lance Taylor <iant@google.com>
5487 * target-reloc.h (relocate_section): Check whether a symbol is
5488 defined by the ABI before reporting an undefined symbol error.
5489 * target.h (Target::is_defined_by_abi): Make parameter const.
5490 (Target::do_is_defined_by_abi): Likewise.
5491 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5492 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5493 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5494 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5495 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5496 * testsuite/Makefile.in: Rebuild.
5498 * fileread.cc (make_view): Add casts to avoid warning.
5500 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5502 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5503 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5505 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5507 * options.h (General_options::output_is_executable): New.
5508 (General_options::output_is_pie): New.
5509 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5510 for shared libraries.
5511 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5513 2008-09-11 Chris Demetriou <cgd@google.com>
5515 * options.h (origin): New -z option.
5516 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5517 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5520 2008-09-05 Cary Coutant <ccoutant@google.com>
5522 * fileread.cc (File_read::make_view): Add check for attempt to map
5525 2008-09-05 Cary Coutant <ccoutant@google.com>
5527 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5528 explicit instantiations.
5530 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5533 * options.cc (General_options::finalize): Allow undefined symbols
5534 in shlibs if linking -shared.
5537 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5538 symbols as not needing a dynsym entry.
5540 2008-08-20 Craig Silverstein <csilvers@google.com>
5542 * fileread.cc (File_read::open): Do not lock the file unless it
5543 was successfully opened.
5545 2008-08-14 Cary Coutant <ccoutant@google.com>
5547 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5548 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5549 * testsuite/tls_test.cc (struct int128): 128-bit struct
5550 for testing TLS relocs with non-zero addend.
5551 (v12): New TLS variable.
5553 (t_last): Add check for v12.
5554 * testsuite/tls_test.h (t12): New function.
5555 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5557 2008-08-13 Ian Lance Taylor <iant@google.com>
5559 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5560 set tls_segment_ or relro_segment_.
5561 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5563 * output.h (Output_section::clear_is_relro): New function.
5564 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5565 sections specially even when output_data_ is empty.
5566 (Output_segment::maximum_alignment): When first section is relro,
5567 only force alignment for PT_LOAD segments.
5568 * script.cc (script_data_segment_align): New function.
5569 (script_data_segment_relro_end): New function.
5570 * script-c.h (script_data_segment_align): Declare.
5571 (script_data_segment_relro_end): Declare.
5572 * script-sections.h (class Script_sections): Declare
5573 data_segment_align and data_segment_relro_end. Add fields
5574 segment_align_index_ and saw_relro_end_.
5575 * script-sections.cc (class Sections_element): Add set_is_relro
5576 virtual function. Add new bool* parameter to place_orphan_here.
5577 Add get_output_section virtual function.
5578 (class Output_section_definition): Add set_is_relro. Add new
5579 bool* parameter to place_orphan_here. Add get_output_section.
5580 Add is_relro_ field.
5581 (Output_section_definition::Output_section_definition): Initialize
5582 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5583 and is_relro_ fields.
5584 (Output_section_definition::place_orphan_here): Add is_relro
5586 (Output_section_definition::set_section_addresses): Set relro for
5588 (Output_section_definition::alternate_constraint): Likewise.
5589 (class Orphan_output_section): Add new bool* parameter to
5590 place_orphan_here. Add get_output_section.
5591 (Orphan_output_section::place_orphan_here): Add is_relro
5593 (Script_sections::Script_sections): Initialize
5594 data_segment_align_index_ and saw_relro_end_.
5595 (Script_sections::data_segment_align): New function.
5596 (Script_sections::data_segment_relro_end): New function.
5597 (Script_sections::place_orphan): Set or clear is_relro.
5598 (Script_sections::set_section_addresses): Force alignment of first
5600 * yyscript.y (exp): Call script_data_segment_align and
5601 script_data_segment_relro_end.
5602 * testsuite/relro_script_test.t: New file.
5603 * testsuite/relro_test.cc (using_script): Declare.
5604 (t1, t2): Test using_script.
5605 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5606 (relro_script_test_SOURCES): Define.
5607 (relro_script_test_DEPENDENCIES): Define.
5608 (relro_script_test_LDFLAGS): Define.
5609 (relro_script_test_LDADD): Define.
5610 (relro_script_test.so): New target.
5611 * testsuite/Makefile.in: Rebuild.
5613 2008-08-06 Cary Coutant <ccoutant@google.com>
5615 * archive.cc (Archive::total_archives, Archive::total_members)
5616 (Archive::total_members_loaded): New variables.
5617 (Archive::setup): Add parameter. Add option to preread
5619 (Archive::read_armap): Add counter.
5620 (Archive::get_file_and_offset): New function.
5621 (Archive::get_elf_object_for_member): New function.
5622 (Archive::read_all_symbols): New function.
5623 (Archive::read_symbols): New function.
5624 (Archive::add_symbols): Add counters.
5625 (Archive::include_all_members): Use armap to find members if it's
5627 (Archive::include_member): Skip reading symbols if already read.
5628 Factored code into Archive::get_file_and_offset and
5629 Archive::get_elf_object_for_member. Changed call to
5630 Mapfile::report_include_archive_member.
5631 (Archive::print_stats): New function.
5632 * archive.h: Declare Object and Read_symbols_data classes.
5633 (Archive::Archive): Add initializers for new members.
5634 (Archive::setup): Add parameter.
5635 (Archive::print_stats): New function.
5636 (Archive::total_archives, Archive::total_members)
5637 (Archive::total_members_loaded): New variables.
5638 (Archive::get_file_and_offset): New function.
5639 (Archive::get_elf_object_for_member): New function.
5640 (Archive::read_all_symbols): New function.
5641 (Archive::read_symbols): New function.
5642 (Archive::Archive_member): New class.
5643 (Archive::members_): New member.
5644 (Archive::num_members_): New member.
5645 * main.cc: Include archive.h.
5646 (main): Call Archive::print_stats.
5647 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5648 archive parameter; member_name is now the fully-decorated name.
5649 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5650 * options.h: (General_options): Add --preread-archive-symbols option.
5651 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5654 2008-08-04 Ian Lance Taylor <iant@google.com>
5656 * symtab.h (Symbol::use_plt_offset): New function.
5657 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5658 * powerpc.cc (Relocate::relocate): Likewise.
5659 * sparc.cc (Relocate::relocate): Likewise.
5660 * x86_64.cc (Relocate::relocate): Likewise.
5661 * testsuite/weak_plt.sh: New test.
5662 * testsuite/weak_plt_main.cc: New test.
5663 * testsuite/weak_plt_shared.cc: New test.
5664 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5665 (check_PROGRAMS): Add weak_plt.
5666 (check_DATA): Add weak_plt_shared.so.
5667 (weak_plt_main_pic.o, weak_plt): New targets.
5668 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5669 * testsuite/Makefile.in: Rebuild.
5671 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5673 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5674 * testsuite/Makefile.in: Rebuild.
5676 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5678 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5679 * Makefile.in: Regenerate.
5680 * po/POTFILES.in: Regenerate.
5682 2008-07-29 Ian Lance Taylor <iant@google.com>
5684 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5685 symbols before other symbols.
5686 * testsuite/script_test_2.cc (test_addr): Declare.
5687 (test_addr_alias): Declare.
5688 (main): Check that test_addr and test_addr_alias have the right
5690 * testsuite/script_test_2.t: Define test_addr_alias and
5693 2008-07-24 Ian Lance Taylor <iant@google.com>
5696 * descriptors.cc: New file.
5697 * descriptors.h: New file.
5698 * gold-threads.h (class Hold_optional_lock): New class.
5699 * fileread.cc: Include "descriptors.h".
5700 (File_read::~File_read): Release descriptor rather than closing
5702 (File_read::open) [file]: Call open_descriptor rather than open.
5703 Set is_descriptor_opened_.
5704 (File_read::open) [memory]: Assert that descriptor is not open.
5705 (File_read::reopen_descriptor): New function.
5706 (File_read::release): Release descriptor.
5707 (File_read::do_read): Make non-const. Reopen descriptor.
5708 (File_read::read): Make non-const.
5709 (File_read::make_view): Reopen descriptor.
5710 (File_read::do_readv): Likewise.
5711 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5712 Update declarations.
5713 * layout.cc: Include "descriptors.h".
5714 (Layout::create_build_id): Use open_descriptor rather than open.
5715 * output.cc: Include "descriptors.h".
5716 (Output_file::open): Use open_descriptor rather than open.
5717 * archive.cc (Archive::const_iterator): Change Archive to be
5719 (Archive::begin, Archive::end): Make non-const.
5720 (Archive::count_members): Likewise.
5721 * archive.h (class Archive): Update declarations.
5722 * object.h (Object::read): Make non-const.
5723 * Makefile.am (CCFILES): Add descriptors.cc.
5724 (HFILES): Add descriptors.h.
5725 * Makefile.in: Rebuild.
5728 * gold.h: Always include <clocale>. Add Solaris workarounds
5729 following code in binutils/sysdep.h.
5732 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5733 this->eh_frame_hdr_ is NULL before using it.
5735 * dynobj.cc (Versions::Versions): Update comment.
5737 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5738 the base version name.
5740 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5741 array size plus one.
5742 (Stringpool_template::set_string_offsets): Subtract one from key
5743 before using it as an array index.
5744 (Stringpool_template::get_offset_with_length): Likewise.
5745 (Stringpool_template::write_to_buffer): Likewise.
5746 * stringpool.h (Stringpool_template::get_offset_from_key):
5749 2008-07-23 Ian Lance Taylor <iant@google.com>
5752 * object.h (Merged_symbol_value::value): Do our best to handle a
5756 * script.cc (Version_script_info::get_versions): Don't add empty
5757 version tag to return value.
5758 (Version_script_info::get_symbol_version_helper): Change return
5759 type to bool. Add pversion parameter. Change all callers.
5760 (script_register_vers_node): Don't require a non-NULL tag.
5761 * script.h (class Version_script_info): Update declarations.
5762 (Version_script_info::get_symbol_version): Change return type to
5763 bool. Add version parameter. Change all callers.
5764 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5765 handling. Handle an empty version from a version script.
5766 (Symbol_table::define_special_symbol): Likewise.
5767 * testsuite/ver_test_10.script: New file.
5768 * testsuite/ver_test_10.sh: New file.
5769 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5770 (check_DATA): Add ver_test_10.syms.
5771 (ver_test_10.syms, ver_test_10.so): New target.
5772 * testsuite/Makefile.in: Rebuild.
5774 2008-07-23 Simon Baldwin <simonb@google.com>
5776 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5777 to zero for undefined symbols from dynamic libraries.
5779 2008-07-23 Ian Lance Taylor <iant@google.com>
5781 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5783 * symtab.h (class Symbol_table): Update declaration.
5784 * testsuite/ver_test_9.cc: New file.
5785 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5786 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5787 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5788 (ver_test_9.so, ver_test_9.o): New targets.
5789 * testsuite/Makefile.in: Rebuild.
5791 2008-07-22 Ian Lance Taylor <iant@google.com>
5793 * options.h (class General_options): Define --check-sections.
5794 * layout.cc (Layout::set_segment_offsets): Handle
5797 * options.h (class General_options): Define -n/--nmagic and
5799 * options.cc (General_options::finalize): For -n/--nmagic or
5800 -N/--omagic, set -static.
5801 * layout.cc (Layout::attach_allocated_section_to_segment): If
5802 -N/--omagic, don't put read-only and read-write sections in
5804 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5805 finding a read-only segment.
5806 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5807 don't set the minimum segment alignment to the common page size,
5808 and don't set the file offset to the address modulo the page size.
5809 * script-sections.cc (Script_sections::create_segments): If
5810 -n/--omagic, don't put read-only and read-write sections in
5813 * cref.cc: New file.
5815 * options.h (class General_options): Add --print-symbol-counts.
5816 * main.cc (main): Issue defined symbol report if requested.
5817 * archive.cc (Archive::interpret_header): Make into a const member
5819 (Archive::add_symbols): Call Input_objects::archive_start and
5821 (Archive::const_iterator): Define new class.
5822 (Archive::begin, Archive::end): New functions.
5823 (Archive::include_all_members): Rewrite to use iterator.
5824 (Archive::count_members): New function.
5825 * archive.h (class Archive): Update declarations.
5826 (Archive::filename): New function.
5827 * object.cc: Include "cref.h".
5828 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5829 (Sized_relobj::do_get_global_symbol_counts): New function.
5830 (Input_objects::add_object): Add object to cross-referencer.
5831 (Input_objects::archive_start): New function.
5832 (Input_objects::archive_stop): New function.
5833 (Input_objects::print_symbol_counts): New function.
5834 * object.h: Declare Cref and Archive.
5835 (Object::get_global_symbol_counts): New function.
5836 (Object::do_get_global_symbol_counts): New pure virtual function.
5837 (class Sized_relobj): Add defined_count_ field. Update
5839 (class Input_objects): Add cref_ field. Update constructor.
5840 Update declarations.
5841 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5843 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5845 (Sized_dynobj::do_get_global_symbol_counts): New function.
5846 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5847 defined_count_. Update declarations. Define Symbols typedef.
5848 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5849 parameter. Change all callers.
5850 (Symbol_table::add_from_dynobj): Add sympointers and defined
5851 parameters. Change all callers.
5852 * symtab.h (class Symbol_table): Update declarations.
5853 * Makefile.am (CCFILES): Add cref.cc.
5854 (HFILES): Add cref.h.
5855 * Makefile.in: Rebuild.
5857 2008-07-22 Simon Baldwin <simonb@google.com>
5859 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5860 to zero when writing undefined symbols.
5862 2008-07-22 Ian Lance Taylor <iant@google.com>
5864 * output.cc (Output_section::add_input_section): Don't try to
5865 merge empty merge sections.
5867 2008-07-21 Craig Silverstein <csilvers@google.com>
5869 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5870 Include symbol version in error message.
5872 2008-07-20 Chris Demetriou <cgd@google.com>
5874 * configure.ac (gold_cv_c_random_seed): New configured variable.
5875 (RANDOM_SEED_CFLAGS): New substituted variable.
5876 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5877 * configure: Rebuild.
5878 * Makefile.in: Likewise.
5879 * testsuite/Makefile.in: Likewise.
5881 2008-07-18 Ian Lance Taylor <iant@google.com>
5883 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5884 where we see NAME/NULL and NAME/VERSION as separate symbols.
5885 * testsuite/ver_test_main.cc (main): Call t4.
5886 (t4, t4_2a): Define.
5887 * testsuite/ver_test_2.cc (t4_2): Define.
5888 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5889 * testsuite/ver_test_4.cc (t4_2a): Define.
5890 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5891 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5893 2008-07-17 Ian Lance Taylor <iant@google.com>
5895 * dynobj.cc (Versions::add_def): If we give an error about a
5896 missing version, go ahead and create the version anyhow.
5898 2008-07-10 Ian Lance Taylor <iant@google.com>
5900 Handle output sections with more than 0x7fffffff bytes.
5901 * object.h (class Relobj): Change map_to_output_ to
5902 output_sections_, and just keep a section pointer. Change all
5903 uses. Move comdat group support to Sized_relobj.
5904 (Relobj::is_section_specially_mapped): Remove.
5905 (Relobj::output_section): Remove poff parameter. Change all
5907 (Relobj::output_section_offset): New function.
5908 (Relobj::set_section_offset): Rewrite.
5909 (Relobj::map_to_output): Remove.
5910 (Relobj::output_sections): New function.
5911 (Relobj::do_output_section_offset): New pure virtual function.
5912 (Relobj::do_set_section_offset): Likewise.
5913 (class Sized_relobj): Add section_offsets_ field. Add comdat
5914 group support from Relobj. Update declarations.
5915 (Sized_relobj::get_output_section_offset): New function.
5916 (Sized_relobj::do_output_section_offset): New function.
5917 (Sized_relobj::do_set_section_offset): New function.
5918 * object.cc (Relobj::output_section_address): Remove.
5919 (Sized_relobj::Sized_relobj): Initialize new fields.
5920 (Sized_relobj::include_section_group): Cast find_kept_object to
5922 (Sized_relobj::include_linkonce_section): Likewise.
5923 (Sized_relobj::do_layout): Use separate arrays for output section
5925 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5927 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5928 output_sections and section_offsets.
5929 (Sized_relobj::write_local_symbols): Likewise.
5930 (map_to_kept_section): Compute output address directly.
5931 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5932 output_sections and section_offsets.
5933 (Sized_relobj::write_sections): Likewise.
5934 (Sized_relobj::relocate_sections): Likewise.
5935 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5936 * output.h (class Output_reloc): Update declarations. Change
5937 u2_.relobj to Sized_relobj*.
5938 (class Output_data_reloc): Change add functions to use
5940 * output.cc (Output_reloc::Output_reloc): Change relobj to
5942 (Output_reloc::local_section_offset): Change return type to
5943 Elf_Addr. Use get_output_section_offset.
5944 (Output_reloc::get_address): Likewise.
5945 (Output_section::is_input_address_mapped): Don't call
5946 is_section_specially_mapped.
5947 (Output_section::output_offset): Likewise.
5948 (Output_section::output_address): Likewise.
5949 (Output_section::starting_output_address): Likewise.
5950 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5951 parameter to Sized_relobj*.
5952 (Copy_relocs::need_copy_reloc): Likewise.
5953 (Copy_relocs::save): Likewise.
5954 * copy-relocs.h (class Copy_relocs): Update declarations.
5955 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5956 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5957 * target-reloc.h (relocate_for_relocatable): Change
5958 offset_in_output_section type to Elf_Addr. Change code that uses
5960 * layout.cc (Layout::layout): Always set *off.
5961 * mapfile.cc (Mapfile::print_input_section): Use
5962 output_section_offset.
5963 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5965 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5966 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5967 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5969 2008-07-03 Ian Lance Taylor <iant@google.com>
5971 * layout.cc (Layout::include_section): Do not discard unrecognized
5972 SHT_STRTAB sections.
5974 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5976 * script.cc (Lex::can_continue_name): Make '?' allowable in
5977 version-script names.
5978 * testsuite/version_script.map: Change glob pattern to use '?'
5980 2008-06-30 Manish Singh <yosh@gimp.org>
5983 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5986 2008-06-30 Ian Lance Taylor <iant@google.com>
5990 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5991 versions]: Don't try to read the value in the contents, since we
5992 don't use it. Use the template endianness when writing.
5994 2008-06-25 Cary Coutant <ccoutant@google.com>
5996 * fileread.cc (File_read::make_view): Assert on zero-length view.
5997 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5998 symbol table when there are no symbols to read.
6000 2008-06-23 Craig Silverstein <csilvers@google.com>
6002 * version.cc (version_string): Bump to 1.7
6004 2008-06-18 Craig Silverstein <csilvers@google.com>
6006 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6007 constant 0xFFFF to type Valtype.
6008 (Powerpc_relocate_functions::rel16_ha): Likewise.
6010 2008-06-17 Ian Lance Taylor <iant@google.com>
6012 * output.h (Output_section::Input_section): Initialize p2align_ to
6013 zero for Output_section_data constructors.
6014 (Output_section::Input_section::addralign): If not an input
6015 section, return the alignment of the Output_section_data.
6016 * testsuite/copy_test.cc: New file.
6017 * testsuite/copy_test_1.cc: New file.
6018 * testsuite/copy_test_2.cc: New file.
6019 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6020 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6021 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6022 (copy_test_1_pic.o, copy_test_1.so): New targets.
6023 (copy_test_2_pic.o, copy_test_2.so): New targets.
6024 * testsuite/Makefile.in: Rebuild.
6026 * script-sections.cc (Script_sections::place_orphan): Initialize
6027 local variable exact.
6029 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6031 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6033 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6034 David S. Miller <davem@davemloft.net>
6036 * powerpc.cc: New file.
6037 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6038 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6039 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6040 * Makefile.in: Rebuild.
6042 2008-06-09 Ian Lance Taylor <iant@google.com>
6044 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6046 (throwing, orig_terminate): New static variables.
6047 (terminate_handler): New static function.
6048 (t2): Set terminate handler.
6050 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6053 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6056 2008-05-30 Cary Coutant <ccoutant@google.com>
6058 * archive.cc (Archive::include_all_members) Correct to step
6059 over symbol table and extended name table in thin archives.
6061 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6064 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6067 2008-05-28 Caleb Howe <cshowe@google.com>
6069 * reduced_debug_output.cc: New file.
6070 * reduced_debug_output.h: New file.
6071 * options.h (class General_options): Add --strip-debug-non-line.
6072 * options.cc (General_options::finalize): Add strip_debug_non_line
6073 to the strip heirarchy.
6074 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6076 * layout.cc: Include "reduced_debug_output.h".
6077 (Layout::Layout): Initialize new fields.
6078 (line_only_debug_sections): New static array.
6079 (is_lines_only_debug_sections): New static inline function.
6080 (Layout::include_section): Handle --strip-debug-non-line.
6081 (Layout::make_output_section): If --strip-debug-non-line, build
6082 new output sections for .debug_abbrev and .debug_info.
6083 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6084 gold. Warn about possible overflow.
6085 (read_signed_LEB_128): Likewise.
6086 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6087 (read_signed_LEB_128): Declare.
6088 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6089 (HFILES): Add reduced_debug_output.h.
6090 * Makefile.in: Rebuild.
6092 2008-05-21 Ian Lance Taylor <iant@google.com>
6094 * mapfile.cc: New file.
6095 * mapfile.h: New file.
6096 * options.h (class General_options): Add -M/--print-map and -Map.
6097 * options.cc (General_options::finalize): Make -M equivalent to
6099 * main.cc: Include <cstdio> and "mapfile.h".
6100 (main): Open mapfile if requested.
6101 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6102 constructor. Change caller.
6103 (queue_initial_tasks): Add mapfile parameter. Change caller.
6104 (queue_middle_tasks): Likewise.
6105 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6107 * archive.cc: Include "mapfile.h".
6108 (Archive::add_symbols): Add mapfile parameter. Change all
6109 callers. Pass mapfile, symbol, and reason to include_member.
6110 (Archive::include_all_members): Add mapfile parameter. Change all
6112 (Archive::include_member): Add mapfile, sym, and why parameters.
6113 Change all callers. Report inclusion to map file.
6114 * archive.h: Include "fileread.h".
6115 (class Archive): Update declarations.
6116 (Archive::file): New const method.
6117 (class Add_archive_symbols): Add mapfile_ field. Update
6118 constructor. Change all callers.
6119 * readsyms.h (class Read_symbols): Likewise.
6120 (class Finish_group): Likewise.
6121 (class Read_script): Likewise.
6122 * common.cc: Include "mapfile.h".
6123 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6125 (Symbol_table::do_allocate_commons): Likewise.
6126 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6127 symbol allocation to mapfile.
6128 * common.h (class Allocate_commons_task): Add mapfile_ field.
6129 Update constructor. Change all callers.
6130 * symtab.h (class Symbol_table): Update declarations.
6131 * layout.cc: Include "mapfile.h".
6132 (Layout_task_runner::run): Print information to mapfile.
6133 (Layout::create_gold_note): Change Output_data_fixed_space to
6134 Output_data_zero_fill.
6135 (Layout::create_build_id): Likewise.
6136 (Layout::print_to_mapfile): New function.
6137 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6138 constructor. Change caller.
6139 (class Layout): Declare print_to_mapfile.
6140 * output.cc (Output_section::Input_section::print_to_mapfile): New
6142 (Output_section::add_input_section): If producing a map, always
6143 add to input_sections_ list.
6144 (Output_section::do_print_to_mapfile): New function.
6145 (Output_segment::print_sections_to_mapfile): New function.
6146 (Output_segment::print_section_list_to_mapfile): New function.
6147 * output.h: Include "mapfile.h".
6148 (Output_data::print_to_mapfile): New function.
6149 (Output_data::do_print_to_mapfile): New virtual function.
6150 (Output_segment_headers::do_print_to_mapfile): New function.
6151 (Output_file_header::do_print_to_mapfile): New function.
6152 (Output_data_const::do_print_to_mapfile): New function.
6153 (class Output_data_const_buffer): Add map_name_ field. Update
6154 constructor. Change all callers. Add do_print_to_mapfile
6156 (class Output_data_fixed_space): Likewise.
6157 (class Output_data_space): Likewise.
6158 (class Output_data_zero_fill): New class.
6159 (Output_data_strtab::do_print_to_mapfile): New function.
6160 (Output_data_reloc_base::do_print_to_mapfile): New function.
6161 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6162 (Output_data_group::do_print_to_mapfile): New function.
6163 (Output_data_got::do_print_to_mapfile): New function.
6164 (Output_data_dynamic::do_print_to_mapfile): New function.
6165 (Output_symtab_xindex::do_print_to_mapfile): New function.
6166 (class Output_section): Declare do_print_to_mapflie. Declare
6167 print_to_mapfile in Input_section.
6168 (class Output_segment): Declare new functions.
6169 * object.h (Sized_relobj::symbol_count): New function.
6170 * script-sections.cc
6171 (Output_section_element_dot_assignment::set_section_addresses):
6172 Change Output_data_fixed_space to Output_data_zero_fill.
6173 (Output_data_expression::do_print_to_mapfile): New function.
6174 * script.cc (read_input_script): Add mapfile parameter. Change
6176 * script.h (read_input_script): Update declaration.
6177 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6178 (Eh_frame::do_print_to_mapfile): New function.
6179 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6180 (Output_merge_string::do_print_to_mapfile): New function.
6181 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6183 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6185 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6187 * Makefile.am (CCFILES): Add mapfile.cc.
6188 (HFILES): Add mapfile.h.
6189 * Makefile.in: Rebuild.
6191 2008-05-19 Ian Lance Taylor <iant@google.com>
6193 * options.h (class General_options): Add -z relro.
6194 * layout.cc (Layout::Layout): Initialize relro_segment_.
6195 (Layout::add_output_section_data): Return the output section.
6196 (Layout::make_output_section): Rcognize relro sections and mark
6198 (Layout::attach_allocated_section_to_segment): Put relro sections
6199 in a PT_GNU_RELRO segment.
6200 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6202 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6204 (Layout::linkonce_mapping): Map d.rel.ro.local to
6206 (Layout::output_section_name): Us .data.rel.ro.local for any
6207 section which begins with that.
6208 * layout.h (class Layout): Update add_output_section_data
6209 declaration. Add relro_segment_ field.
6210 * output.cc (Output_section::Output_section): Initialize is_relro_
6211 and is_relro_local_ fields.
6212 (Output_segment::add_output_section): Group relro sections.
6213 (Output_segment::is_first_section_relro): New function.
6214 (Output_segment::maximum_alignment): If there is a relro section,
6215 align the segment to the common page size.
6216 (Output_segment::set_section_addresses): Track whether we are
6217 looking at relro sections. If the last section is a relro
6218 section, align to the common page size.
6219 (Output_segment::set_section_list_addresses): Add in_relro
6220 parameter. Change all callers. Align to the page size when
6221 moving from relro to non-relro section.
6222 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6224 * output.h (class Output_section): Add is_relro_ and
6225 is_relro_local_ fields.
6226 (Output_section::is_relro): New function.
6227 (Output_section::set_is_relro): New function.
6228 (Output_section::is_relro_local): New function.
6229 (Output_section::set_is_relro_local): New function.
6230 (class Output_segment): Update declarations.
6231 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6232 * sparc.cc (Target_sparc::got_section): Likewise.
6233 * x86_64.cc (Target_x86_64::got_section): Likewise.
6234 * testsuite/relro_test_main.cc: New file.
6235 * testsuite/relro_test.cc: New file.
6236 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6237 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6238 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6239 (relro_test.so, relro_test_pic.o): New targets.
6240 * testsuite/Makefile.in: Rebuild.
6242 2008-05-16 Ian Lance Taylor <iant@google.com>
6244 * output.cc (Output_segment::add_output_section): Remove front
6246 * output.h (class Output_segment): Remove
6247 add_initial_output_section and overloaded add_output_section.
6248 Update declaration of remaining add_output_section.
6249 * layout.cc (Layout::create_interp): Call add_output_section
6250 rather than add_initial_output_section.
6251 (Layout::finish_dynamic_section): Likewise.
6253 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6254 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6255 know the dynamic type.
6256 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6257 field. Initialize it in constructor.
6258 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6259 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6260 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6263 * output.cc (Output_reloc::get_address): Change return type to
6265 * output.h (class Output_reloc): Update get_address declaration.
6266 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6267 for section addresses.
6269 2008-05-09 Ian Lance Taylor <iant@google.com>
6272 * gold.cc (gold_nomem): Use return value of write.
6274 2008-05-08 Ian Lance Taylor <iant@google.com>
6276 * symtab.c (Symbol::init_base_output_data): Add version
6277 parameter. Change all callers.
6278 (Symbol::init_base_output_segment): Likewise.
6279 (Symbol::init_base_constant): Likewise.
6280 (Symbol::init_base_undefined): Likewise.
6281 (Sized_symbol::init_output_data): Likewise.
6282 (Sized_symbol::init_output_segment): Likewise.
6283 (Sized_symbol::init_constant): Likewise.
6284 (Sized_symbol::init_undefined): Likewise.
6285 (Symbol_table::do_define_in_output_data): If the new symbol has a
6286 version, mark it as the default.
6287 (Symbol_table::do_define_in_output_segment): Likewise.
6288 (Symbol_table::do_define_as_constant): Likewise.
6289 * symtab.h (class Symbol): Update declarations.
6290 (class Sized_symbol): Likewise.
6291 * resolve.cc (Symbol::override_version): New function.
6292 (Symbol::override_base): Call override_version.
6293 (Symbol::override_base_with_special): Likewise.
6294 * testsuite/ver_script_8.script: New file.
6295 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6296 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6297 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6298 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6300 2008-05-06 Ian Lance Taylor <iant@google.com>
6303 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6305 (class General_options): Remove existing --undefined, and add
6306 --no-undefined instead. Add new --undefined as synonym for -u.
6307 * archive.cc (Archive::add_symbols): Check whether symbol was
6309 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6310 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6311 all uses. Add IS_UNDEFINED. Update declarations to split
6312 different versions of init_base. Declare init_base_undefined.
6313 (Symbol::is_defined): Handle IS_UNDEFINED.
6314 (Symbol::is_undefined): Likewise.
6315 (Symbol::is_weak_undefined): Call is_undefined.
6316 (Symbol::is_absolute): Handle IS_CONSTANT.
6317 (class Sized_symbol): Update declarations to split different
6318 versions of init. Declare init_undefined.
6319 (class Symbol_table): Declare new functions.
6320 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6322 (Symbol::init_base_output_data): Likewise.
6323 (Symbol::init_base_output_segment): Likewise.
6324 (Symbol::init_base_constant): Likewise.
6325 (Symbol::init_base_undefined): New function.
6326 (Sized_symbol::init_object): Rename from init. Change all
6328 (Sized_symbol::init_output_data): Likewise.
6329 (Sized_symbol::init_output_segment): Likewise.
6330 (Sized_symbol::init_constant): Likewise.
6331 (Sized_symbol::init_undefined): New function.
6332 (Symbol_table::add_undefined_symbols_from_command_line): New
6334 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6336 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6337 (Symbol::output_section): Likewise.
6338 (Symbol::set_output_section): Likewise.
6339 (Symbol_table::sized_finalize_symbol): Likewise.
6340 (Symbol_table::sized_write_globals): Likewise.
6341 * resolve.cc (Symbol_table::should_override): Likewise.
6342 (Symbol::override_base_with_special): Likewise.
6344 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6345 symbol, change it to have default visibility.
6346 * testsuite/protected_1.cc: New file.
6347 * testsuite/protected_2.cc: New file.
6348 * testsuite/protected_3.cc: New file.
6349 * testsuite/protected_main_1.cc: New file.
6350 * testsuite/protected_main_2.cc: New file.
6351 * testsuite/protected_main_3.cc: New file.
6352 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6353 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6354 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6355 (protected_1.so): New target.
6356 (protected_1_pic.o, protected_2_pic.o): New targets.
6357 (protected_3_pic.o): New target.
6358 (check_PROGRAMS): Add protected_2.
6359 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6360 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6361 * testsuite/Makefile.in: Rebuild.
6363 * options.h (DEFINE_var): Add set_user_set_##varname__.
6364 (DEFINE_bool_alias): New macro.
6365 (class General_options): Define -Bstatic using DEFINE_bool_alias
6366 rather than DEFINE_special. Add --undefined as an alias for -z
6368 * options.cc (General_options::parse_Bstatic): Remove.
6370 * options.h (class General_options): Add --fatal-warnings.
6371 * main.cc (main): Implement --fatal-warnings.
6372 * errors.h (Errors::warning_count): New function.
6374 * options.h (class General_options): Add -Bsymbolic-functions.
6375 * symtab.h (Symbol::is_preemptible): Check for
6376 -Bsymbolic-functions.
6378 2008-05-05 Ian Lance Taylor <iant@google.com>
6380 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6381 as noVARNAME rather than no-VARNAME.
6382 (class General_options): Add option -z combreloc.
6383 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6385 (Output_reloc::sort_before) [SHT_REL]: New function.
6386 (Output_reloc::sort_before) [SHT_RELA]: New function.
6387 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6388 Sort_relocs_comparison.
6389 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6390 parameter. Change all callers.
6391 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6392 sort_relocs parameter. Change all callers.
6393 * output.cc (Output_reloc::get_address): New function, broken out
6395 (Output_reloc::write_rel): Call it.
6396 (Output_reloc::compare): New function.
6397 (Output_data_reloc_base::do_write): Optionally sort relocs.
6399 * configure.ac: If targ_extra_obj is set, link it in.
6400 * configure.tgt: Initialize all variables.
6401 (x86_64*): Set targ_extra_obj and targ_extra_size.
6402 * configure: Rebuild.
6404 * object.cc (Sized_relobj::include_section_group): Adjust section
6405 indexes read from group data. Build vector to pass to
6407 * layout.cc (Layout::layout_group): Add flags and shndxes
6408 parameters. Remove contents parameter. Change caller. Update
6409 explicit instantiations.
6410 * layout.h (class Layout): Update layout_group declaration.
6411 * output.cc (Output_data_group::Output_data_group): Add flags and
6412 input_shndxes parameters. Remove contents parameter. Change
6414 (Output_data_group::do_write): Change input_sections_ to
6416 * output.h (class Output_data_group): Update constructor
6417 declaration. Rename input_sections_ to input_shndxes_.
6418 * testsuite/many_sections_test.cc: Add template.
6420 2008-04-30 Cary Coutant <ccoutant@google.com>
6422 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6424 * layout.cc (Layout::include_section): Refactored check for debug
6426 (Layout::add_comdat): Add new parameters. Change type
6427 of signature parameter. Add object and shndx to signatures table.
6428 (Layout::find_kept_object): New function.
6429 * layout.h: Include <cstring>.
6430 (Layout::is_debug_info_section): New function.
6431 (Layout::add_comdat): Add new parameters.
6432 (Layout::find_kept_object): New function.
6433 (Layout::Kept_section): New struct.
6434 (Layout::Signatures): Change type of map range.
6435 * object.cc (Relobj::output_section_address): New function.
6436 (Sized_relobj::include_section_group): Add new parameters. Change
6437 calls to Layout::add_comdat. Change to build table of kept comdat
6438 groups and table mapping discarded sections to kept sections.
6439 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6440 (Sized_relobj::do_layout): Change calls to include_section_group and
6441 include_linkonce_section.
6442 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6443 value to zero when section is discarded.
6444 (Sized_relobj::map_to_kept_section): New function.
6445 * object.h (Relobj::output_section_address): New function.
6446 (Relobj::Comdat_group): New type.
6447 (Relobj::find_comdat_group): New function.
6448 (Relobj::Comdat_group_table): New type.
6449 (Relobj::Kept_comdat_section): New type.
6450 (Relobj::Kept_comdat_section_table): New type.
6451 (Relobj::add_comdat_group): New function.
6452 (Relobj::set_kept_comdat_section): New function.
6453 (Relobj::get_kept_comdat_section): New function.
6454 (Relobj::comdat_groups_): New field.
6455 (Relobj::kept_comdat_sections_): New field.
6456 (Symbol_value::input_value): Update comment.
6457 (Sized_relobj::map_to_kept_section) New function.
6458 (Sized_relobj::include_linkonce_section): Add new parameter.
6459 * target-reloc.h (Comdat_behavior): New type.
6460 (get_comdat_behavior): New function.
6461 (relocate_section): Add code to map a discarded section to the
6462 corresponding kept section when applying a relocation.
6464 2008-04-30 Craig Silverstein <csilvers@google.com>
6466 * dwarf_reader.cc (next_generation_count): New static var.
6467 (Addr2line_cache_entry): New struct.
6468 (addr2line_cache): New static var.
6469 (Dwarf_line_info::one_addr2line): Added caching.
6470 (Dwarf_line_info::clear_addr2line_cache): New function.
6471 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6472 cache-size parameter.
6473 (Dwarf_line_info::one_addr2line_cache): New function.
6474 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6475 new cache-size argument to one_addr2line(), and clear cache.
6477 2008-04-28 Cary Coutant <ccoutant@google.com>
6479 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6480 R_386_PC8 relocations.
6482 2008-04-23 Ian Lance Taylor <iant@google.com>
6484 * object.cc (Sized_relobj::include_section_group): Check for
6485 invalid section group.
6487 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6490 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6491 than read for file header.
6492 * archive.cc (Archive::include_member): Likewise.
6494 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6496 * aclocal.m4: Regenerate.
6497 * configure: Regenerate.
6499 2008-04-19 Ian Lance Taylor <iant@google.com>
6501 * version.cc (version_string): Bump to 1.6.
6503 * testsuite/Makefile.am (many_sections_r_test): New target.
6504 (many_sections_r_test_SOURCES): Remove.
6505 (many_sections_r_test_DEPENDENCIES): Remove.
6506 (many_sections_r_test_LDFLAGS): Remove.
6507 (many_sections_r_test_LDADD): Remove.
6509 * object.cc (Sized_relobj::do_add_symbols): Always pass
6510 local_symbol_count_ to add_from_relobj.
6512 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6513 every thousand variables.
6514 * testsuite/Makefile.in: Rebuild.
6516 * object.cc (Xindex::initialize_symtab_xindex): New function.
6517 (Xindex::read_symtab_xindex): New function.
6518 (Xindex::sym_xindex_to_shndx): New function.
6519 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6521 (Sized_relobj::do_initialize_xindex): New function.
6522 (Sized_relobj::do_read_symbols): Adjust section links.
6523 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6524 parameter. Change all callers.
6525 (Sized_relobj::include_section_group): Adjust section links and
6526 symbol section indexes.
6527 (Sized_relobj::do_layout): Adjust section links.
6528 (Sized_relobj::do_count_local_symbols): Adjust section links and
6529 symbol section indexes.
6530 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6531 ordinary and special symbols.
6532 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6533 dynsym_xindex parameters. Change all callers. Adjust section
6534 links. Use SHN_XINDEX when needed.
6535 (Sized_relobj::get_symbol_location_info): Adjust section links.
6536 Don't get fooled by special symbols.
6537 * object.h (class Xindex): Define.
6538 (class Object): Add xindex_ parameter. Declare virtual functoin
6539 do_initialize_xindex.
6540 (Object::adjust_sym_shndx): New function.
6541 (Object::set_xindex): New protected function.
6542 (class Symbol_value): Add is_ordinary_shndx_ field.
6543 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6544 (Symbol_value::value): Assert ordinary section.
6545 (Symbol_value::initialize_input_to_output_map): Likewise.
6546 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6548 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6550 (class Sized_relobj): Update declarations.
6551 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6552 parameter. Change all callers.
6553 (Sized_relobj::adjust_shndx): New function.
6554 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6556 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6557 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6558 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6559 (Sized_dynobj::read_dynsym_section): Adjust section links.
6560 (Sized_dynobj::read_dynamic): Likewise.
6561 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6563 (Sized_dynobj::do_initialize_xindex): New function.
6564 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6565 do_initialize_xindex.
6566 (Sized_dynobj::adjust_shndx): New function.
6567 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6568 dynsym_xindex_ fields.
6569 (Layout::finalize): Add a call to set_section_indexes before
6570 creating the symtab sections.
6571 (Layout::set_section_indexes): Don't do anything if the section
6572 already has a section index.
6573 (Layout::create_symtab_sections): Add shnum parameter. Change
6574 caller. Create .symtab_shndx section if needed.
6575 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6577 (Layout::allocated_output_section_count): New function.
6578 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6580 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6581 fields. Update declarations.
6582 (Layout::symtab_xindex): New function.
6583 (Layout::dynsym_xindex): New function.
6584 (class Write_symbols_task): Add layout_ field.
6585 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6587 * output.cc (Output_section_headers::Output_section_headers): Add
6588 shstrtab_section parameter. Change all callers.
6589 (Output_section_headers::do_sized_write): Store overflow values
6590 for section count and section string table section index in
6591 section header zero.
6592 (Output_file_header::do_sized_write): Check for overflow of
6593 section count and section string table section index.
6594 (Output_symtab_xindex::do_write): New function.
6595 (Output_symtab_xindex::endian_do_write): New function.
6596 * output.h (class Output_section_headers): Add shstrtab_section_.
6597 Update declarations.
6598 (class Output_symtab_xindex): Define.
6599 (Output_section::has_out_shndx): New function.
6600 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6602 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6604 (Sized_symbol::init): Likewise.
6605 (Symbol::output_section): Check for ordinary symbol.
6606 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6607 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6609 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6610 Change all callers. Simplify handling of symbols from sections
6611 not included in the link.
6612 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6614 (Weak_alias_sorter::operator()): Assert that symbols are
6616 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6618 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6619 parameters. Change all callers.
6620 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6621 symbol distinction. Use SHN_XINDEX when needed.
6622 (Symbol_table::write_section_symbol): Add symtab_xindex
6623 parameter. Change all callers.
6624 (Symbol_table::sized_write_section_symbol): Likewise. Use
6625 SHN_XINDEX when needed.
6626 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6628 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6629 (Symbol::is_defined): Check is_ordinary.
6630 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6631 (Symbol::is_absolute, Symbol::is_common): Likewise.
6632 (class Sized_symbol): Update declarations.
6633 (class Symbol_table): Update declarations.
6634 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6635 parameters. Change all callers.
6636 (Sized_symbol::override): Likewise.
6637 (Symbol_table::override): Likewise.
6638 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6639 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6640 is_ordinary, and orig_st_shndx parameters. Change all callers.
6641 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6642 to be in an ordinary section.
6643 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6644 object and is_ordinary parameters. Change all callers.
6645 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6646 Change all callers. Don't add undefined or non-ordinary symbols
6648 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6650 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6652 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6653 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6654 (Sized_relobj::relocate_sections): Likewise.
6655 * target-reloc.h (scan_relocs): Adjust section symbol index.
6656 (scan_relocatable_relocs): Likewise.
6657 * i386.cc (Scan::local): Check for ordinary symbols.
6658 * sparc.cc (Scan::local): Likewise.
6659 * x86_64.cc (Scan::local): Likewise.
6660 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6661 to symbol_section_and_value.
6662 * testsuite/many_sections_test.cc: New file.
6663 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6664 (check_PROGRAMS): Add many_sections_test.
6665 (many_sections_test_SOURCES): Define.
6666 (many_sections_test_DEPENDENCIES): Define.
6667 (many_sections_test_LDFLAGS): Define.
6668 (BUILT_SOURCES): Add many_sections_define.h.
6669 (many_sections_define.h): New target.
6670 (BUILT_SOURCES): Add many_sections_check.h.
6671 (many_sections_check.h): New target.
6672 (check_PROGRAMS): Add many_sections_r_test.
6673 (many_sections_r_test_SOURCES): Define.
6674 (many_sections_r_test_DEPENDENCIES): Define.
6675 (many_sections_r_test_LDFLAGS): Define.
6676 (many_sections_r_test_LDADD): Define.
6677 (many_sections_r_test.o): New target.
6678 * testsuite/Makefile.in: Rebuild.
6680 2008-04-17 Cary Coutant <ccoutant@google.com>
6682 * errors.cc (Errors::info): New function.
6683 (gold_info): New function.
6684 * errors.h (Errors::info): New function.
6685 * gold.h (gold_info): New function.
6686 * object.cc (Input_objects::add_object): Print trace output.
6687 * options.cc (options::parse_set): New function.
6688 (General_options::parse_wrap): Deleted.
6689 (General_options::General_options): Deleted initializer.
6690 * options.h (options::String_set): New typedef.
6691 (options::parse_set): New function.
6692 (DEFINE_set): New macro.
6693 (General_options::wrap): Changed to use DEFINE_set. Changed
6694 callers of any_wrap_symbols and is_wrap_symbol.
6695 (General_options::trace, General_options::trace_symbol):
6697 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6698 (General_options::wrap_symbols_): Deleted.
6699 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6701 2008-04-17 David S. Miller <davem@davemloft.net>
6703 * options.cc (General_options::parse_V): New function.
6704 * options.h: Add entries for -V and -Qy.
6706 2008-04-17 Ian Lance Taylor <iant@google.com>
6708 * common.cc (Symbol_table::allocate_commons): Remove options
6709 parameter. Change caller.
6710 (Symbol_table::do_allocate_commons): Remove options parameter.
6711 Change caller. Just call do_allocate_commons_list twice.
6712 (Symbol_table::do_allocate_commons_list): New function, broken out
6713 of do_allocate_commons.
6714 * common.h (class Allocate_commons_task): Remove options_ field.
6716 * symtab.cc (Symbol_table::Symbol_table): Initialize
6718 (Symbol_table::add_from_object): Put TLS common symbols on
6720 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6721 which are IN_OUTPUT_DATA.
6722 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6723 allocate_commons and do_allocate_commons declarations. Declare
6724 do_allocate_commons_list.
6725 * gold.cc (queue_middle_tasks): Update creation of
6726 Allocate_commons_task to not pass options.
6727 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6728 (TLS_TEST_C_FLAGS): New variable.
6729 (tls_test_c_pic.o): New target.
6730 (tls_test_shared.so): Link in tls_test_c_pic.o.
6731 (tls_test_c_pic_ie.o): New target.
6732 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6733 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6734 (tls_test_c.o): New target.
6735 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6736 (tls_pic_test_LDADD): Likewise.
6737 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6738 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6739 (tls_test_c_gnu2.o): New target.
6740 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6742 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6743 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6744 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6745 * testsuite/tls_test.cc: Include "config.h".
6746 (t_last): Call t11_last.
6747 * testsuite/tls_test.h (t11, t11_last): Declare.
6748 * testsuite/tls_test_c.c: New file.
6749 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6750 * configure.ac: Check for OpenMP support.
6751 * configure, config.in, Makefile.in: Rebuild.
6752 * testsuite/Makefile.in: Rebuild.
6754 2008-04-16 Cary Coutant <ccoutant@google.com>
6756 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6757 (Target_i386::tls_base_symbol_defined_): New field.
6758 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6759 (Target_i386::Scan::global): Likewise.
6760 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6761 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6762 (Target_x86_64::tls_base_symbol_defined_): New field.
6763 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6764 (Target_x86_64::Scan::global): Likewise.
6766 2008-04-16 Cary Coutant <ccoutant@google.com>
6768 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6769 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6770 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6771 building shared libraries.
6772 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6773 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6774 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6775 * testsuite/Makefile.in: Rebuild.
6776 * testsuite/weak_undef.h: New file.
6777 * testsuite/weak_undef_file1.cc: Add extra test cases.
6778 * testsuite/weak_undef_file2.cc: Likewise.
6779 * testsuite/weak_undef_test.cc: Likewise.
6781 2008-04-16 David S. Miller <davem@davemloft.net>
6783 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6784 Add issued_non_pic_error_ field. Declare check_non_pic.
6785 (Target_sparc::Scan::check_non_pic): New function.
6786 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6787 (Target_sparc::Scan::global): Likewise.
6789 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6790 * configure: Rebuild.
6792 * options.h (DEFINE_enable): New macro.
6793 (new_dtags): New enable option.
6794 (initfirst, interpose, loadfltr, nodefaultlib,
6795 nodelete, nodlopen, nodump): New -z options.
6796 * layout.cc (Layout:finish_dynamic_section): If new
6797 dtags enabled, emit DT_RUNPATH. Also, emit a
6798 DT_FLAGS_1 containing any specified -z flags.
6800 2008-04-16 Ian Lance Taylor <iant@google.com>
6802 * copy-relocs.cc: New file.
6803 * copy-relocs.h: New file.
6804 * reloc.cc: Remove Copy_relocs code.
6805 * reloc.h: Likewise.
6806 * reloc-types.h (struct Reloc_types) [both versions]: Add
6807 get_reloc_addend_noerror.
6808 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6809 variants of add_global which take an addend which must be zero.
6810 * i386.cc: Include "copy-relocs.h".
6811 (class Target_i386): Change type of copy_relocs_ to variable,
6813 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6815 (Target_i386::do_finalize_sections): Change handling of
6817 * sparc.cc: Include "copy-relocs.h".
6818 (class Target_sparc): Change type of copy_relocs_ to variable,
6820 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6822 (Target_sparc::do_finalize_sections): Change handling of
6824 * x86_64.cc: Include "copy-relocs.h".
6825 (class Target_x86_64): Change type of copy_relocs_ to variable,
6827 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6828 class. Change all callers.
6829 (Target_x86_64::do_finalize_sections): Change handling of
6831 * Makefile.am (CCFILES): Add copy-relocs.cc.
6832 (HFILES): Add copy-relocs.h.
6834 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6836 * testsuite/script_test_4.sh: Permit leading zeroes.
6838 2008-04-15 Ian Lance Taylor <iant@google.com>
6840 * script-sections.cc (Script_sections::create_segments): Use
6841 header_size_adjustment even when there is enough room for the
6843 * testsuite/script_test_4.sh: New file.
6844 * testsuite/script_test_4.t: New file.
6845 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6846 (check_DATA): Add script_test_4.stdout.
6847 (MOSTLYCLEANFILES): Likewise.
6848 (script_test_4): New target.
6849 (script_test_4.stdout): New target.
6850 * testsuite/Makefile.in: Rebuild.
6852 * sparc.cc: Add definitions for Output_data_plt_sparc class
6855 2008-04-14 David S. Miller <davem@davemloft.net>
6857 * sparc.cc: New file.
6858 * Makefile.am (TARGETSOURCES): Add sparc.cc
6859 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6860 * configure.tgt: Document targ_extra_size and
6861 targ_extra_big_endian. Add entries for sparc-* and
6863 * configure.ac: Handle targ_extra_size and
6864 targ_extra_big_endian.
6865 * Makefile.in: Rebuild.
6866 * configure: Likewise.
6867 * po/POTFILES.in: Likewise.
6868 * po/gold.pot: Likewise.
6870 2008-04-14 Ian Lance Taylor <iant@google.com>
6872 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6873 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6874 in the name/type/flags to section mapping. Don't call
6875 allocate_output_section.
6876 (Layout::choose_output_section): Change parameter from adjust_name
6877 to is_input_section. Don't permit input sections after sections
6878 are attached to segments. Don't call allocate_output_section.
6879 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6880 not write_enable_output_section.
6881 (Layout::make_output_section): Don't push to
6882 unattached_section_list_ nor call attach_to_segment. Call
6883 attach_section_to_segment if sections are attached.
6884 (Layout::attach_sections_to_segments): New function.
6885 (Layout::attach_section_to_segment): New function.
6886 (Layout::attach_allocated_section_to_segment): Rename from
6887 attach_to_segment. Remove flags parameter.
6888 (Layout::allocate_output_section): Remove function.
6889 (Layout::write_enable_output_section): Remove function.
6890 * layout.h (class Layout): Update for above changes. Add new
6891 field sections_are_attached_.
6892 * output.h (Output_section::update_flags_for_input_section): New
6894 * output.cc (Output_section::add_input_section): Call
6895 update_flags_for_input_section.
6896 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6898 2008-04-11 Cary Coutant <ccoutant@google.com>
6900 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6901 thought unnecessary.
6902 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6904 2008-04-11 Ian Lance Taylor <iant@google.com>
6906 * output.h (class Output_section_data): Remove inline definition
6908 * output.cc (Output_section_data::set_addralign): New function.
6910 2008-04-11 Cary Coutant <ccoutant@google.com>
6912 Add support for TLS descriptors for i386 and x86_64.
6913 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6914 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6915 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6917 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6918 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6919 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6921 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6922 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6923 Fix problem with initial-exec relocations.
6924 (Target_i386::Relocate::relocate_tls): Likewise.
6925 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6927 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6928 support for section-plus-offset dynamic table entries.
6929 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6930 (Output_data_dynamic::Dynamic_entry): Add support for
6931 section-plus-offset dynamic table entries.
6932 (Output_data_dynamic::Classification): Likewise.
6933 (Output_data_dynamic::classification_): Renamed offset_.
6934 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6935 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6936 (Target_x86_64::make_plt_section): New function.
6937 (Target_x86_64::reserve_tlsdesc_entries): New function.
6938 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6939 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6940 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6941 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6942 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6943 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6944 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6945 add extra PLT entry for TLS descriptors.
6946 (Output_data_plt_x86_64::got_): New field.
6947 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6948 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6950 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6952 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6953 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6954 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6955 R_386_TLS_DESC_CALL relocations.
6956 (Target_x86_64::Scan::global): Likewise.
6957 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6958 for TLS descriptors.
6959 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6960 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6961 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6962 GD-to-IE relaxation.
6963 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6964 and TLS_DESCRIPTORS.
6965 * Makefile.in: Rebuild.
6966 * configure: Rebuild.
6967 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6968 (tls_test_shared2.so): New target.
6969 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6970 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6971 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6972 (tls_shared_gd_to_ie_test_LDADD): New variable.
6973 (tls_shared_gnu2_gd_to_ie_test): New target.
6974 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6976 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6977 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6978 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6979 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6980 (tls_shared_gnu2_test): New target.
6981 (tls_test_gnu2_shared.so): New target.
6982 (tls_shared_gnu2_test_SOURCES): New variable.
6983 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6984 (tls_shared_gnu2_test_LDFLAGS): New variable.
6985 (tls_shared_gnu2_test_LDADD): New variable.
6986 * testsuite/Makefile.in: Rebuild.
6987 * testsuite/Makefile.
6989 2008-04-11 Ian Lance Taylor <iant@google.com>
6991 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6993 * testsuite/Makefile.in: Rebuild.
6995 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6997 * testsuite/script_test_2.cc (main): Adjust test.
6999 2008-04-11 David S. Miller <davem@davemloft.net>
7000 Ian Lance Taylor <iant@google.com>
7002 * options.h (General_options): Add entries for '-Y' and
7004 * options.cc (General_options:finalize): If -Y was used, add those
7005 entries to the library path instead of the default "/lib" and
7008 2008-04-11 David S. Miller <davem@davemloft.net>
7010 * testsuite/justsyms.t: Start at 0x100.
7011 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7012 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7014 * testsuite/script_test_2.cc: Adjust string and section length
7017 2008-04-09 Ian Lance Taylor <iant@google.com>
7020 * script-sections.cc (Sections_element::allocate_to_segment): Add
7022 (Output_section_definition::allocate_to_segment): Likewise.
7023 (Orphan_output_section::allocate_to_segment): Likewise.
7024 (Script_sections::attach_sections_using_phdrs_clause): Don't
7025 propagate non-PT_LOAD segments to orphan sections.
7026 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7027 readelf rather than objdump.
7028 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7029 .interp section and PT_INTERP segment are the same size.
7030 * testsuite/Makefile.in: Rebuild.
7032 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7033 aliases for symbols defined in the same object.
7034 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7035 (weak_alias_test_SOURCES): New variable.
7036 (weak_alias_test_DEPENDENCIES): New variable.
7037 (weak_alias_test_LDFLAGS): New variable.
7038 (weak_alias_test_LDADD): New variable.
7039 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7040 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7041 (weak_alias_test_3.o): New target.
7042 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7043 * testsuite/weak_alias_test_main.cc: New file.
7044 * testsuite/weak_alias_test_1.cc: New file.
7045 * testsuite/weak_alias_test_2.cc: New file.
7046 * testsuite/weak_alias_test_3.cc: New file.
7048 2008-04-08 Ian Lance Taylor <iant@google.com>
7050 * options.h (class General_options): Add --noinhibit-exec option.
7051 * main.cc (main): Check --noinhibit-exec.
7053 * options.h (class General_options): Define --wrap as a special
7054 option. Add wrap_symbols_ field.
7055 (General_options::any_wrap_symbols): New function.
7056 (General_options::is_wrap_symbol): New function.
7057 * options.cc (General_options::parse_wrap): New function.
7058 (General_options::General_options): Initialize wrap_symbols_.
7059 * symtab.cc (Symbol_table::wrap_symbol): New function.
7060 (Symbol_table::add_from_object): Handle --wrap.
7061 * symtab.h (class Symbol_table): Declare wrap_symbol.
7062 * target.h (Target::wrap_char): New function.
7063 (Target::Target_info): Add wrap_char field.
7064 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7065 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7066 * testsuite/testfile.cc (Target_test::test_target_info):
7069 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7072 * layout.h (class Layout): Add added_eh_frame_data_ field.
7073 * layout.cc (Layout::Layout): Initialize new field.
7074 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7075 output section until we find a section we merged successfully.
7076 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7077 that the size be non-zero.
7079 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7082 2008-04-08 Craig Silverstein <csilvers@google.com>
7084 * configure.ac: Export new conditional variable HAVE_ZLIB.
7085 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7087 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7088 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7090 2008-04-07 Ian Lance Taylor <iant@google.com>
7092 * version.cc (version_string): Set to "1.5".
7094 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7095 Add issued_non_pic_error_ field. Declare check_non_pic.
7096 (Target_x86_64::Scan::check_non_pic): New function.
7097 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7098 (Target_x86_64::Scan::global): Likewise.
7100 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7101 addend parameter. Change caller. Handle merge sections.
7102 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7103 Address to Addend. Don't add in the result of
7104 local_section_offset, pass down the addend and use the returned
7106 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7107 Update declarations of local_section_offset and symbol_value.
7108 * testsuite/two_file_test_1.cc (t18): New function.
7109 * testsuite/two_file_test_2.cc (f18): New function.
7110 * testsuite/two_file_test_main.cc (main): Call t18.
7111 * testsuite/two_file_test.h (t18, f18): Declare.
7113 * configure.ac: Don't test for objdump, c++filt, or readelf.
7114 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7116 (TEST_READELF): New variable.
7117 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7118 (check_PROGRAMS): Add two_file_strip_test.
7119 (two_file_strip_test): New target.
7120 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7121 (two_file_same_shared_strip_test_SOURCES): New variable.
7122 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7123 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7124 (two_file_same_shared_strip_test_LDADD): New variable.
7125 (two_file_shared_strip.so): New target.
7126 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7127 (ver_test_5.syms, ver_test_7.syms): Likewise.
7128 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7129 (strip_test_3.stdout): Use TEST_OBJDUMP.
7130 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7132 2008-04-04 Cary Coutant <ccoutant@google.com>
7134 * symtab.h (Symbol::is_weak_undefined): New function.
7135 (Symbol::is_strong_undefined): New function.
7136 (Symbol::is_absolute): New function.
7137 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7138 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7140 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7141 (weak_undef_test): New target.
7142 * testsuite/Makefile.in: Rebuild.
7143 * testsuite/weak_undef_file1.cc: New file.
7144 * testsuite/weak_undef_file2.cc: New file.
7145 * testsuite/weak_undef_test.cc: New file.
7147 2008-04-03 Craig Silverstein <csilvers@google.com>
7149 * compressed_output.h (class Output_compressed_section): Use
7151 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7153 (zlib_compressed_suffix): Removed.
7154 (Output_compressed_section::set_final_data_size): Use unsigned
7156 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7157 Fix linker invocation.
7158 (flagstest_o_specialfile_and_compress_debug_sections):
7160 * testsuite/Makefile.in: Regenerated.
7162 2008-04-02 David S. Miller <davem@davemloft.net>
7164 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7165 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7167 2008-04-02 Craig Silverstein <csilvers@google.com>
7171 2008-04-02 Ian Lance Taylor <iant@google.com>
7173 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7174 parameters. Update for new key type to views_. Change all
7176 (File_read::read): Adjust for byteshift in returned view.
7177 (File_read::add_view): New function, broken out of
7179 (File_read::make_view): New function, broken out of
7181 (File_read::find_or_make_view): Add offset and aligned
7182 parameters. Rewrite accordingly. Change all callers.
7183 (File_read::get_view): Add offset and aligned parameters. Adjust
7184 for byteshift in return value.
7185 (File_read::get_lasting_view): Likewise.
7186 * fileread.h (class File_read): Update declarations.
7187 (class File_read::View): Add byteshift_ field. Add byteshift to
7188 constructor. Add byteshift method.
7189 * archive.h (Archive::clear_uncached_views): New function.
7190 (Archive::get_view): Add aligned parameter. Change all callers.
7191 * object.h (Object::get_view): Add aligned parameter. Change all
7193 (Object::get_lasting_view): Likewise.
7195 * fileread.cc (File_read::release): Don't call clear_views if
7196 there are multiple objects.
7197 * fileread.h (File_read::clear_uncached_views): New function.
7198 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7201 2008-03-31 Cary Coutant <ccoutant@google.com>
7203 Add thin archive support.
7204 * archive.cc (Archive::armagt): New const.
7205 (Archive::setup): Remove task parameter and calls to unlock.
7206 (Archive::unlock_nested_archives): New function.
7207 (Archive::read_header): Add nested_off parameter. Change
7209 (Archive::interpret_header): Likewise.
7210 (Archive::include_all_members): Change to handle thin
7212 (Archive::include_member): Likewise.
7213 * archive.h (Archive::Archive): Add new parameters and
7215 (Archive::armagt): New const.
7216 (Archive::setup): Remove task parameter.
7217 (Archive::unlock_nested_archives): New function.
7218 (Archive::read_header): Add nested_off parameter.
7219 (Archive::interpret_header): Likewise.
7220 (Archive::Nested_archive_table): New typedef.
7221 (Archive::is_thin_archive_): New field.
7222 (Archive::nested_archives_): New field.
7223 (Archive::options_): New field.
7224 (Archive::dirpath_): New field.
7225 (Archive::task_): New field.
7226 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7227 for thin archives. Pass additional parameters to
7228 Archive::Archive. Unlock the archive file after calling
7231 2008-03-29 Ian Lance Taylor <iant@google.com>
7233 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7234 version symbol to be local.
7235 * testsuite/ver_test_4.sh: New file.
7236 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7237 (check_DATA): Add ver_test_4.syms.
7238 (ver_test_4.syms): New target.
7239 * testsuite/Makefile.in: Rebuild.
7242 (Output_section::Input_section_sort_entry::has_priority): New
7244 (Output_section::Input_section_sort_entry::match_file_name): New
7246 (Output_section::Input_section_sort_entry::match_section_name):
7248 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7250 (Output_section::Input_section_sort_entry::match_section_file):
7252 (Output_section::Input_section_sort_compare::operator()): Rewrite
7253 using new Input_section_sort_entry functions. Sort crtbegin and
7254 crtend first. Sort sections with no priority before sections with
7256 * testsuite/initpri1.c (d3): Check j != 4.
7257 (cd5): New constructor/destructor function.
7258 (main): Check j != 2.
7260 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7261 new symbol when resolving, don't call set_is_default.
7262 * testsuite/ver_test_7.cc: New file.
7263 * testsuite/ver_test_7.sh: New file.
7264 * testsuite/Makefile.am (ver_test_7.so): New target.
7265 (ver_test_7.o): New target.
7266 (check_SCRIPTS): Add ver_test_7.sh.
7267 (check_DATA): Add ver_test_7.syms.
7268 (ver_test_7.syms): New target.
7270 2008-03-28 Ian Lance Taylor <iant@google.com>
7272 * layout.cc (Layout::layout): If we see an input section with a
7273 name that needs sorting, set the must_sort flag for the output
7275 (Layout::make_output_section): If the name of the output section
7276 indicates that it might require sorting, set the may_sort flag.
7277 * output.h (Output_section::may_sort_attached_input_sections): New
7279 (Output_section::set_may_sort_attached_input_sections): New
7281 (Output_section::must_sort_attached_input_sections): New
7283 (Output_section::set_must_sort_attached_input_sections): New
7285 (class Output_section): Declare Input_section_sort_entry. Define
7286 Input_section_sort_compare. Declare
7287 sort_attached_input_sections. Add new fields:
7288 may_sort_attached_input_sections_,
7289 must_sort_attached_input_sections_,
7290 attached_input_sections_are_sorted_.
7291 * output.cc (Output_section::Output_section): Initialize new
7293 (Output_section::add_input_section): Add an entry to
7294 input_sections_ if may_sort or must_sort are true.
7295 (Output_section::set_final_data_size): Call
7296 sort_attached_input_sections if necessary.
7297 (Output_section::Input_section_sort_entry): Define new class.
7298 (Output_section::Input_section_sort_compare::operator()): New
7300 (Output_section::sort_attached_input_sections): New function.
7301 * configure.ac: Check whether the compiler supports constructor
7302 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7303 * testsuite/initpri1.c: New file.
7304 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7305 CONSTRUCTOR_PRIORITY.
7306 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7307 (initpri1_LDFLAGS): New variable.
7308 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7310 2008-03-27 Ian Lance Taylor <iant@google.com>
7312 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7313 * testsuite/common_test_1.c: New file.
7314 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7315 (common_test_1_SOURCES): New variable.
7316 (common_test_1_DEPENDENCIES): New variable.
7317 (common_test_1_LDFLAGS): New variable.
7319 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7320 and commons_ correctly when NAME/VERSION does not override
7322 * testsuite/ver_test_6.c: New file.
7323 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7324 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7325 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7327 2008-03-26 Ian Lance Taylor <iant@google.com>
7329 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7330 of an undefined symbol from a version script.
7331 * testsuite/Makefile.am (ver_test_5.so): New target.
7332 (ver_test_5.o): New target.
7333 (check_SCRIPTS): Add ver_test_5.sh.
7334 (check_DATA): Add ver_test_5.syms.
7335 (ver_test_5.syms): New target.
7336 * testsuite/ver_test_5.cc: New file.
7337 * testsuite/ver_test_5.script: New file.
7338 * testsuite/ver_test_5.sh: New file.
7339 * Makefile.in, testsuite/Makefile.in: Rebuild.
7342 Fix problems building gold with gcc 4.3.0.
7343 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7344 (gold_error_at_location, gold_warning_at_location): Use it.
7345 * configure.ac: Check whether we can compile and use a template
7346 function with a printf attribute.
7347 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7348 when jumping over bytes.
7349 * object.cc: Instantiate Object::read_section_data.
7350 * debug.h: Include <cstring>
7351 * dwarf_reader.cc: Include <algorithm>
7352 * main.cc: Include <cstring>.
7353 * options.cc: Include <cstring>.
7354 * output.cc: Include <cstring>.
7355 * script.cc: Include <cstring>.
7356 * script.h: Include <string>.
7357 * symtab.cc: Include <cstring> and <algorithm>.
7358 * target-select.cc: Include <cstring>.
7359 * version.cc: Include <string>.
7360 * testsuite/testmain.cc: Include <cstdlib>.
7361 * configure, config.in: Rebuild.
7363 2008-03-25 Ian Lance Taylor <iant@google.com>
7365 * options.cc: Include "../bfd/bfdver.h".
7366 (options::help): Print bug reporting address.
7368 * version.cc (print_version): Adjust output for current value of
7373 * options.cc (options::help): Print list of supported targets.
7374 * target-select.h: Include <vector>.
7375 (class Target_selector): Make machine_, size_, and is_big_endian_
7376 fields const. Add bfd_name_ and instantiated_target_ fields.
7377 (Target_selector::Target_selector): Add bfd_name parameter.
7378 (Target_selector::recognize): Make non-virtual, call
7380 (Target_selector::recognize_by_name): Make non-virtual, call
7381 do_recognize_by_name.
7382 (Target_selector::supported_names): New function.
7383 (Target_selector::bfd_name): New function.
7384 (Target_selector::do_instantiate_target): New pure virtual
7386 (Target_selector::do_recognize): New virtual function.
7387 (Target_selector::do_recognize_by_name): New virtual function.
7388 (Target_selector::instantiate_target): New private function.
7389 (supported_target_names): Declare.
7390 * target-select.cc (Target_selector::Target_selector): Update for
7391 new parameter and fields.
7392 (select_target_by_name): Check that the name matches before
7393 calling recognize_by_name.
7394 (supported_target_names): New function.
7395 * i386.cc (class Target_selector_i386): Update Target_selector
7396 constructor call. Remove recognize and recognize_by_name. Add
7397 do_instantiate_target.
7398 * x86_64.cc (class Target_selector_x86_64): Likewise.
7399 * testsuite/testfile.cc (class Target_selector_test): Update for
7400 changes to Target_selector.
7402 * README: Rewrite, with some notes on unsupported features.
7404 2008-03-24 Cary Coutant <ccoutant@google.com>
7406 * i386.cc (Target_i386::Got_type): New enum declaration.
7407 (Target_i386::Scan::local): Updated callers of Output_data_got
7409 (Target_i386::Scan::global): Likewise.
7410 (Target_i386::Relocate::relocate): Likewise.
7411 (Target_i386::Relocate::relocate_tls): Likewise.
7412 * object.h (Got_offset_list): New class.
7413 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7414 (Sized_relobj::local_got_offset): Likewise.
7415 (Sized_relobj::set_local_got_offset): Likewise.
7416 (Sized_relobj::local_has_tls_got_offset): Removed.
7417 (Sized_relobj::local_tls_got_offset): Removed.
7418 (Sized_relobj::set_local_tls_got_offset): Removed.
7419 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7420 * output.cc (Output_data_got::add_global): Added got_type parameter.
7421 (Output_data_got::add_global_with_rel): Likewise.
7422 (Output_data_got::add_global_with_rela): Likewise.
7423 (Output_data_got::add_global_pair_with_rel): New function.
7424 (Output_data_got::add_global_pair_with_rela): New function.
7425 (Output_data_got::add_local): Added got_type parameter.
7426 (Output_data_got::add_local_with_rel): Likewise.
7427 (Output_data_got::add_local_with_rela): Likewise.
7428 (Output_data_got::add_local_pair_with_rel): New function.
7429 (Output_data_got::add_local_pair_with_rela): New function.
7430 (Output_data_got::add_global_tls): Removed.
7431 (Output_data_got::add_global_tls_with_rel): Removed.
7432 (Output_data_got::add_global_tls_with_rela): Removed.
7433 (Output_data_got::add_local_tls): Removed.
7434 (Output_data_got::add_local_tls_with_rel): Removed.
7435 (Output_data_got::add_local_tls_with_rela): Removed.
7436 * output.h (Output_data_got::add_global): Added got_type parameter.
7437 (Output_data_got::add_global_with_rel): Likewise.
7438 (Output_data_got::add_global_with_rela): Likewise.
7439 (Output_data_got::add_global_pair_with_rel): New function.
7440 (Output_data_got::add_global_pair_with_rela): New function.
7441 (Output_data_got::add_local): Added got_type parameter.
7442 (Output_data_got::add_local_with_rel): Likewise.
7443 (Output_data_got::add_local_with_rela): Likewise.
7444 (Output_data_got::add_local_pair_with_rel): New function.
7445 (Output_data_got::add_local_pair_with_rela): New function.
7446 (Output_data_got::add_global_tls): Removed.
7447 (Output_data_got::add_global_tls_with_rel): Removed.
7448 (Output_data_got::add_global_tls_with_rela): Removed.
7449 (Output_data_got::add_local_tls): Removed.
7450 (Output_data_got::add_local_tls_with_rel): Removed.
7451 (Output_data_got::add_local_tls_with_rela): Removed.
7452 * resolve.cc (Symbol::override_base_with_special): Removed
7453 reference to has_got_offset_ field.
7454 * symtab.cc (Symbol::init_fields): Replaced initialization
7455 of got_offset_ with got_offsets_. Removed initialization
7457 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7458 (Symbol::got_offset): Likewise.
7459 (Symbol::set_got_offset): Likewise.
7460 (Symbol::has_tls_got_offset): Removed.
7461 (Symbol::tls_got_offset): Removed.
7462 (Symbol::set_tls_got_offset): Removed.
7463 (Symbol::got_offset_): Removed.
7464 (Symbol::tls_mod_got_offset_): Removed.
7465 (Symbol::tls_pair_got_offset_): Removed.
7466 (Symbol::got_offsets_): New field.
7467 (Symbol::has_got_offset): Removed.
7468 (Symbol::has_tls_mod_got_offset): Removed.
7469 (Symbol::has_tls_pair_got_offset): Removed.
7470 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7471 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7473 (Target_x86_64::Scan::global): Likewise.
7474 (Target_x86_64::Relocate::relocate): Likewise.
7475 (Target_x86_64::Relocate::relocate_tls): Likewise.
7477 2008-03-25 Ben Elliston <bje@au.ibm.com>
7479 * yyscript.y: Fix spelling error in comment.
7481 2008-03-24 Ian Lance Taylor <iant@google.com>
7483 * options.h (class General_options): Define build_id option.
7484 * layout.h (class Layout): Declare write_build_id, create_note,
7485 create_build_id. Add build_id_note_ member.
7486 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7487 "libiberty.h", "md5.h", "sha1.h".
7488 (Layout::Layout): Initialize eh_frame_data_,
7489 eh_frame_hdr_section_, and build_id_note_.
7490 (Layout::finalize): Call create_build_id.
7491 (Layout::create_note): New function, broken out of
7492 Layout::create_gold_note.
7493 (Layout::create_gold_note): Call create_note.
7494 (Layout::create_build_id): New function.
7495 (Layout::write_build_id): New function.
7496 (Close_task_runner::run): Call write_build_id.
7498 * x86_64.cc: Correct license to GPLv3.
7500 2008-03-23 Ian Lance Taylor <iant@google.com>
7502 * options.cc: Include "demangle.h".
7503 (parse_optional_string): New function.
7504 (parse_long_option): Handle takes_optional_argument.
7505 (parse_short_option): Update dash_z initializer. Handle
7506 takes_optional_argument.
7507 (General_options::General_options): Initialize do_demangle_.
7508 (General_options::finalize): Set do_demangle_. Handle demangling
7510 * options.h (parse_optional_string): Declare.
7511 (struct One_option): Add optional_arg field. Update constructor.
7512 Update call constructor calls. Add takes_optional_argument
7514 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7515 (DEFINE_optional_string): Define.
7516 (General_options::demangle): Change from DEFINE_bool to
7517 DEFINE_optional_string.
7518 (General_options::no_demangle): New function.
7519 (General_options::do_demangle): New function.
7520 (General_options::set_do_demangle): New function.
7521 (General_options::execstack_status_): Move definition to end of
7523 (General_options::static_): Likewise.
7524 (General_options::do_demangle_): New field.
7525 * object.cc (big_endian>::get_symbol_location_info): Call
7526 Options::do_demangle, not Options::demangle.
7527 * symtab.cc (demangle): Likewise.
7529 2008-03-22 Ian Lance Taylor <iant@google.com>
7531 * gold.h: Include <cstddef> and <sys/types.h>
7532 * options.h: Include <cstring>.
7534 2008-03-21 Ian Lance Taylor <iant@google.com>
7536 * Added source code to GNU binutils.