1 2010-04-07 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4 if section is marked as containing instructions but has no mapping
6 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8 (Arm_relobj::find_linked_text_section): Ditto.
10 2010-04-07 Cary Coutant <ccoutant@google.com>
12 * archive.cc (include_member): Destroy Read_symbols_data object before
14 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
15 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
16 (Read_symbols_data::~Read_symbols_data) New destructor.
17 (Section_relocs::Section_relocs) New constructor.
18 (Section_relocs::~Section_relocs) New destructor.
19 (Read_relocs_data::Read_relocs_data) New constructor.
20 (Read_relocs_data::~Read_relocs_data) New destructor.
21 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
22 pointers to NULL after deleting.
24 2010-04-07 Doug Kwan <dougkwan@google.com>
26 * arm.cc: Replace "endianity" with "endianness" in comments.
27 (Arm_exidx_cantunwind): Ditto.
28 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
29 (Arm_relobj::merge_flags_and_attributes): New method.
30 (Arm_relobj::merge_flags_and_attributes_): New data member.
31 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
32 (Arm_relobj::scan_sections_for_stubs): Ditto.
33 (Arm_relobj::do_read_symbols): Check to see if we really want to
34 merge processor-specific flags and attributes. Exit early if
35 an object is empty except for section names and the undefined symbol.
36 (Target_arm::do_finalize_sections): Move check for ELF format to
37 Arm_relobj::do_read_symbols. Merge processor specific flags and
38 attributes from a regular object only when we have determined that
39 it is aapropriate. Do not create an .ARM.attributes section in
40 output if there is no regular input object.
41 (Target_arm::merge_processor_specific_flags): Check
42 --warn-mismatch before printing any error.
43 (Target_arm::merge_object_attributes): Ditto.
44 * gold.cc (queue_middle_tasks): Handle the case in which there is
45 no regular object in input.
46 * options.cc (General_options::parse_EB): New method.
47 (General_options::parse_EL): Same.
48 (General_options::General_options): Initialize endianness_.
49 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
51 (General_options::Endianness): New enum.
52 (General_options::endianness): New method.
53 (General_options::endianness_): New data member.
54 * parameters.cc (Parameters::set_options): Check target endianness.
55 (Parameters::set_target_once): Ditto.
56 (Parameters::check_target_endianness): New method.
57 (parameters_force_valid_target): If either -EL or -EB is specified,
58 use it to define endianness of default target.
59 * parameters.h (Parameters::check_target_endianness): New method
61 * target.h (class Target): Change "endianity" to "endianness"
64 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
66 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
67 * configure: Regenerate.
68 * Makefile.in: Regenerate.
69 * testsuite/Makefile.in: Regenerate.
71 2010-04-06 Cary Coutant <ccoutant@google.com>
74 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
75 prevailing definitions of common symbols.
76 * testsuite/plugin_test_6.sh: New test case.
77 * testsuite/plugin_common_test_1.c: New test case.
78 * testsuite/plugin_common_test_2.c: New test case.
79 * testsuite/Makefile.am (plugin_test_6): New test case.
80 * testsuite/Makefile.in: Regenerate.
82 2010-04-06 Nick Clifton <nickc@redhat.com>
84 * po/vi.po: New Vietnamese translation.
86 2010-03-30 Doug Kwan <dougkwan@google.com>
88 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
90 2010-03-25 Doug Kwan <dougkwan@google.com>
92 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
93 to avoid a conversion warning on a 32-bit host.
95 2010-03-24 Ian Lance Taylor <iant@google.com>
97 * testsuite/script_test_3.t: Add a TLS segment.
98 * testsuite/Makefile.am (check_PROGRAMS): Add
99 tls_phdrs_script_test.
100 (tls_phdrs_script_test_SOURCES): Define.
101 (tls_phdrs_script_test_DEPENDENCIES): Define.
102 (tls_phdrs_script_test_LDFLAGS): Define.
103 (tls_phdrs_script_test_LDADD): Define.
104 * testsuite/Makefile.in: Rebuild.
106 2010-03-23 Cary Coutant <ccoutant@google.com>
108 * fileread.cc (find_or_make_view): Fix comment.
110 2010-03-23 Ian Lance Taylor <iant@google.com>
112 * script-sections.cc (class Orphan_section_placement): Define
113 PLACE_TLS and PLACE_TLS_BSS.
114 (Orphan_section_placement::Orphan_section_placement): Initialize
116 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
117 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
118 (tls_script_test_SOURCES): Define.
119 (tls_script_test_DEPENDENCIES): Define.
120 (tls_script_test_LDFLAGS): Define.
121 (tls_script_test_LDADD): Define.
122 * testsuite/Makefile.in: Rebuild.
124 2010-03-22 Doug Kwan <dougkwan@google.com>
126 * arm.cc (Arm_relocate_functions::abs8,
127 Arm_relocate_functions::abs16): Use correct check for overflow
128 specified in the ARM ELF specs.
129 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
130 target of a BLX instruction specially.
131 (Reloc_stub::stub_type_for_reloc): Ditto.
132 (Relocate::relocate): Use symbolic names instead of numeric relocation
133 codes to report error.
134 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
136 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
137 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
138 thumb2_blx_out_of_range.stdout
139 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
140 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
141 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
142 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
143 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
144 thumb2_blx_in_range, thumb2_blx_in_range.o,
145 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
146 thumb2_blx_out_of_range.o): New rules.
147 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
148 thumb2_blx_in_range and thumb2_blx_out_of_range.
149 * testsuite/Makefile.in: Regenerate.
150 * arm_branch_in_range.sh: Add tests for THUMB BLX.
151 * testsuite/thumb_blx_in_range.s: New file.
152 * testsuite/thumb_blx_out_of_range.s: New file.
154 2010-03-22 Rafael Espindola <espindola@google.com>
156 * archive.cc (Should_include): Move to archive.h.
157 (should_include_member): Make it a member of Archive.
159 (Add_lib_group_symbols): New.
160 * archive.h: Include options.h.
161 (Archive_member): Moved from Archive.
162 (Should_include): Moved from archive.cc.
164 (Add_lib_group_symbols): New.
165 * dynobj.cc (do_should_include_member): New.
166 * dynobj.h (do_should_include_member): New.
167 * gold.cc (queue_initial_tasks): Update call to queue.
168 * main.cc (main): Print lib group stats.
169 * object.cc (do_should_include_member): New.
170 * object.h: Include archive.h.
171 (Object::should_include_member): New.
172 (Object::do_should_include_member): New.
173 (Sized_relobj::do_should_include_member): New.
174 * options.cc (General_options::parse_start_lib): New.
175 (General_options::parse_end_lib): New.
176 (Input_arguments::add_file): Handle lib groups.
177 (Input_arguments::start_group): Check we are not in a lib.
178 (Input_arguments::start_lib): New.
179 (Input_arguments::end_lib): New.
180 * options.h (General_options): Add start_lib and end_lib.
181 (Input_argument::lib_): New.
182 (Input_argument::lib): New.
183 (Input_argument::is_lib): New.
184 (Input_file_lib): New.
185 (Input_arguments::in_lib_): New.
186 (Input_arguments::in_lib): New.
187 (Input_arguments::start_lib): New.
188 (Input_arguments::end_lib_): New.
189 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
190 in unused members as preempted.
191 (Sized_pluginobj::do_should_include_member): New.
192 * plugin.h (Sized_pluginobj::do_should_include_member): New.
193 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
195 (Read_symbols::do_whole_lib_group): New.
196 (Read_symbols::do_lib_group): New.
197 (Read_symbols::do_read_symbols): Handle lib groups.
198 (Read_symbols::get_name): Handle lib groups.
199 * readsyms.h (Read_symbols): Add an archive member pointer.
200 (Read_symbols::do_whole_lib_group): New.
201 (Read_symbols::do_lib_group): New.
202 (Read_symbols::member_): New.
203 * script.cc (read_input_script): Update call to queue_soon.
205 2010-03-19 Doug Kwan <dougkwan@google.com>
207 * arm.cc (Stub_table::Stub_table): Initialize new data members
208 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
209 (Stub_table::add_reloc_stub): Assign stub offset and update
210 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
211 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
213 (Stub_table::update_data_size_and_addralign): Use
214 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
215 instead of going over all reloc stubs.
216 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
217 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
218 Stringpool_template::offset_ to size of Stringpool_char.
219 (Stringpool_template::new_key_offset): Remove code to initialize
220 Stringpool_template::offset_.
221 * stringpool.h (Stringpool_template::set_no_zero_null): Set
222 Stringpool_template::offset_ to zero.
224 2010-03-15 Doug Kwan <dougkwan@google.com>
226 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
228 (Stringpool_template::new_key_offset): New method.
229 (Stringpool_template::add_string): Assign offsets when adding new
231 (Stringpool_template::set_string_offsets): Do not set string offsets
233 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
235 (Chunked_vector::clear): Clear size_.
236 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
237 (Chunked_vector::size): Return size_.
238 (Chunked_vector::push_back): Use size_ to find insert position.
239 (Chunked_vector::size_): New data member.
240 (Stringpool_template::set_no_zero_null): Assert string set is empty.
241 (Stringpool_template::new_key_offset): New method declaration.
242 (Stringpool_template::offset_): New data member.
244 2010-03-15 Rafael Espindola <espindola@google.com>
246 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
247 Add_symbols' constructor.
248 * readsyms.h (Add_symbols): Remove the input_group member.
250 2010-03-10 Ian Lance Taylor <iant@google.com>
252 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
253 target to ask whether a reference to a symbol requires a stack
255 * target.h (Target::is_call_to_non_split): New function.
256 (Target::do_is_call_to_non_split): Declare virtual function.
257 * target.cc: Include "symtab.h".
258 (Target::do_is_call_to_non_split): New function.
259 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
261 2010-03-10 Cary Coutant <ccoutant@google.com>
263 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
264 (File_read::open[1]): Remove initial mapping of whole_file_view_.
265 (File_read::open[2]): Add whole_file_view_ to list of views.
266 (File_read::make_view): Remove test of whole_file_view_.
267 (File_read::find_or_make_view): Create whole_file_view_ if
269 (File_read::clear_views): Replace bool parameter with enum;
270 adjust all callers. Don't delete views with permanent data;
271 do delete cached views and views from archives if
272 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
273 if clearing the corresponding view.
274 * fileread.h (File_read::Clear_views_mode): New enum.
275 (File_read::View::is_permanent_view): New method.
276 (File_read::clear_views): Replace bool parameter
277 with enum; adjust all callers.
278 * options.h (General_options): Change keep_files_mapped option;
280 * readsyms.cc (Add_symbols::run): Delete sd_ object before
282 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
285 2010-03-10 David S. Miller <davem@davemloft.net>
287 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
289 2010-03-09 Sriraman Tallam <tmsriram@google.com>
291 * icf.cc (get_section_contents): Add '@' marker after processing the
294 2010-03-08 Doug Kwan <dougkwan@google.com>
296 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
297 due to a conversion warning.
298 (Arm_relobj::update_output_local_symbol_count): Check for local
299 symbol with unset output index.
301 2010-03-05 Ian Lance Taylor <iant@google.com>
303 * options.h (class General_options): Add --spare-dynamic-tags.
304 * output.cc (Output_data_dynamic::set_final_data_size): Implement
305 --spare-dynamic-tags.
307 2010-03-05 Ian Lance Taylor <iant@google.com>
309 * incremental.cc: Include "libiberty.h".
311 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
313 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
314 function, is_info_ member.
315 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
316 (Versions::Versions): Update caller.
317 (Versions::define_base_version): Likewise.
318 (Versions::add_def): Likewise.
320 2010-03-03 Sriraman Tallam <tmsriram@google.com>
322 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
323 (Scan::possible_function_pointer_reloc): New function.
324 (Scan::local_reloc_may_be_function_pointer): Change to call
325 possible_function_pointer_reloc.
326 (Scan::global_reloc_may_be_function_pointer): Ditto.
327 * icf.h (Icf::check_section_for_function_pointers): Change to reject
328 relocations in ".data.rel.ro._ZTV" section.
329 * testsuite/icf_safe_so_test.sh: Change to pass i386.
330 * testsuite/icf_safe_so_test.cc: Ditto.
331 * testsuite/icf_safe_test.cc: Ditto.
332 * testsuite/icf_safe_test.sh: Ditto.
334 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
335 Ian Lance Taylor <iant@google.com>
337 * target-reloc.h (relocate_section): Check the symbol table index
338 for -1U before setting the local symbol index.
339 (scan_relocatable_relocs): If copying the relocation, record that
340 the local symbol is required.
341 * object.h (Symbol_value::is_output_symtab_index_set): New
343 (Symbol_value::may_be_discarded_from_output_symtab): New
345 (Symbol_value::has_output_symtab_entry): New function.
346 (Symbol_value::needs_output_symtab_entry): Remove.
347 (Symbol_value::output_symtab_index): Make sure the symbol index is
349 (Symbol_value::set_output_symtab_index): Make sure the symbol
350 index is not set. Make sure the new index is valid.
351 (Symbol_value::set_must_have_output_symtab_entry): New function.
352 (Symbol_value::has_output_dynsym_entry): New function.
353 (Symbol_value::set_output_dynsym_index): Make sure the new index
355 (Sized_relobj::set_must_have_output_symtab_entry): New function.
356 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
357 local symbol if permitted.
358 (Sized_relobj::do_finalize_local_symbols): Call
359 is_output_symtab_index_set rather than needs_output_symtab_entry.
360 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
361 rather than needs_output_symtab_entry. Call
362 has_output_dynsym_entry rather than needs_output_dynsym_entry.
363 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
364 is_output_symtab_index_set rather than needs_output_symtab_entry.
365 * testsuite/discard_locals_relocatable_test.c: New file.
366 * testsuite/discard_locals_test.sh: Test -r.
367 * testsuite/Makefile.am (check_DATA): Add
368 discard_locals_relocatable_test1.syms,
369 discard_local_relocatable_test2.syms.
370 (MOSTLYCLEANFILES): Likewise. Also add
371 discard_locals_relocatable_test1.lout and
372 discard_locals_relocatable_test2.out.
373 (discard_locals_relocatable_test1.syms): New target.
374 (discard_locals_relocatable_test.o): New target.
375 (discard_locals_relocatable_test1.out): New target.
376 (discard_locals_relocatable_test2.syms): New target.
377 (discard_locals_relocatable_test2.out): New target.
378 (various): Add missing ../ld-new dependencies.
379 * testsuite/Makefile.in: Rebuild.
381 2010-03-03 Nick Clifton <nickc@redhat.com>
383 * po/fi.po: New Finnish translation.
385 2010-03-01 Doug Kwan <dougkwan@google.com>
387 * layout.cc (Layout::Layout): Force section types of .init_array*,
388 .preinit_array* and .fini_array* sections.
389 * output.cc (Output_section::Input_section_sort_entry::has_priority):
390 Fix check of return value of std::string::find.().
391 (Output_section::Input_section_sort_compare::operator()): Remove
392 comment about .init_array.
393 (Output_section::Input_section_sort_init_fini_compare::operator()):
395 (Output_section::sort_attached_input_sections): Handle .init_array
396 and .fini_array specially.
397 * output.h (Output_section::Inut_section_sort_compare): Update
399 (Output_section::Input_section_sort_init_fini_compare): New struct.
401 2010-02-26 Doug Kwan <dougkwan@google.com>
403 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
404 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
405 * testsuite/debug_msg.sh: Avoid matching source line number for
406 use of global variable undef_int.
408 2010-02-26 Doug Kwan <dougkwan@google.com>
410 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
411 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
412 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
413 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
414 * options.cc (General_options::General_options): Initialize member
416 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
417 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
418 and rm_no_fix_v4bx.stdout
419 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
420 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
421 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
422 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
424 * Makefile.in: Regenerate.
425 * testsuite/arm_fix_v4bx.s: New file.
426 * testsuite/arm_fix_v4bx.sh: Ditto.
428 2010-02-24 Doug Kwan <dougkwan@google.com>
430 * arm.cc (Target_arm::got_section): Make the .got section the first
431 non RELRO section in the data segment.
432 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
433 suffixes of section names.
435 2010-02-24 Doug Kwan <dougkwan@google.com>
437 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
438 flags and attributes merging if an input file is a binary file.
439 * fileread.cc (Input_file::open): Record format of original file.
440 * fileread.h (Input_file::Format): New enum type.
441 (Input_file::Input_file): Initialize data member format_.
442 (Input_file::format): New method definition.
443 (Input_file::format_):: New data member.
445 2010-02-24 Doug Kwan <dougkwan@google.com>
447 * arm.cc (Arm_output_data_got): New class.
448 (ARM_TCB_SIZE): New constant
449 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
450 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
451 If user uses a script with a SECTIONS clause, issue only a warning
452 for a misplaced EXIDX input section. Otherwise, issue an error.
453 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
455 (Target_arm::got_mode_index_entry): Handle static linking.
456 (Target_arm::Scan::local): Ditto.
457 (Target_arm::Scan::global): Ditto.
458 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
459 all incorrectly implemented relocations.
460 (Target_arm::fix_exidx_coverage): Pass layout to
461 Arm_output_section::fix_exidx_coverage.
462 * layout.cc (Layout::section_name_mapping): Remove trailing dots
463 from ".ARM.exidx." and ".ARM.extab.".
465 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
467 * arm.cc (Target_arm::do_finalize_sections): Create attribute
468 section if it does not already exist.
469 * attributes.cc (Attributes_section_data::Attributes_section_data):
470 Don't crash if size is zero.
472 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
473 Ian Lance Taylor <iant@google.com>
475 * gold.cc (queue_middle_tasks): If no input files were opened,
477 * workqueue.h (Task_function::Task_function): Assert that there is
480 2010-02-22 Doug Kwan <dougkwan@google.com>
482 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
483 * icf.cc (get_section_contents): Cast snprintf arguments to long long
484 types to avoid warnings due to different uint64_t implementations
487 2010-02-21 Doug Kwan <dougkwan@google.com>
489 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
490 handling of the maximum backward branch offset.
491 (Arm_relocate_functions::thumb_branch_common): Ditto.
492 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
493 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
494 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
495 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
496 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
497 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
498 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
499 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
500 thumb_bl_out_of_range thumb_bl_out_of_range.o,
501 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
502 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
503 thumb2_bl_out_of_range.o): New rules.
504 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
505 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
506 thumb2_bl_out_of_range
507 * testsuite/Makefile.in: Regenerate.
508 * testsuite/arm_bl_in_range.s: New file.
509 * testsuite/arm_bl_out_of_range.s: Ditto.
510 * testsuite/arm_branch_in_range.sh: Ditto.
511 * testsuite/arm_branch_range.t: Ditto.
512 * testsuite/thumb2_branch_range.t: Ditto.
513 * testsuite/thumb_bl_in_range.s: Ditto.
514 * testsuite/thumb_bl_out_of_range.s: Ditto.
515 * testsuite/thumb_branch_range.t: Ditto.
517 2010-02-20 Sriraman Tallam <tmsriram@google.com>
519 * gc.h (gc_process_relocs): Change vectors to point to the new list.
520 Add reloc offset information.
521 * icf.cc (get_section_contents): Change iterators to point to the new
522 vectors. Add reloc offset information to the contents.
523 * icf.h (Icf::Sections_reachable_info): New typedef.
524 (Icf::Sections_reachable_list): New typedef.
525 (Icf::Offset_info): New typedef.
526 (Icf::Reloc_info): New struct typedef.
527 (Icf::Reloc_info_list): New typedef.
528 (Icf::symbol_reloc_list): Delete method.
529 (Icf::addend_reloc_list): Delete method.
530 (Icf::section_reloc_list): Delete method.
531 (Icf::reloc_info_list): New method.
532 (Icf::reloc_info_list_): New member.
534 2010-02-19 Doug Kwan <dougkwan@google.com>
536 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
537 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
538 * arm.cc (Arm_relocation_functions): New forward declaration.
539 (Target_arm::Target_arm): Initialize new data members
540 got_mod_index_offset_ and tls_base_symbol_defined_.
541 (Target_arm::Relocate::relocate_tls): New method.
542 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
543 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
545 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
546 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
547 (Target_arm::got_mod_index_offset_,
548 Target_arm::tls_base_symbol_defined_): New data members.
549 (Target_arm::Scan::local, Target::Scan::global,
550 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
553 2010-02-18 Doug Kwan <dougkwan@google.com>
555 * arm.cc (Arm_relobj::find_linked_text_section): New method.
556 (Arm_relobj::make_exidx_input_section): Pass section index of linked
557 text section as a parameter becuase some broken tools may not set
558 the link in section header.
559 (Target_arm::has_got_section): New method.
560 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
561 without any mapping symbol as data only. Remove warning.
562 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
563 link in its section header, try to discover the link by inspecting the
564 REL31 relocation at the beginning of the section.
565 (Target_arm::Scan::check_non_pic): Report name of offending relocation
567 (Target_arm::Scan::global): Treat any reference to the symbol
568 _GLOBAL_OFFSET_TABLE_ as a GOT access.
570 2010-02-12 Sriraman Tallam <tmsriram@google.com>
572 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
573 (Scan::global_reloc_may_be_function_pointer): New function.
574 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
575 (Scan::global_reloc_may_be_function_pointer): New function.
576 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
577 (Scan::global_reloc_may_be_function_pointer): New function.
578 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
579 (Scan::global_reloc_may_be_function_pointer): New function.
580 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
581 (Scan::global_reloc_may_be_function_pointer): New function.
582 (Scan::possible_function_pointer_reloc): New function.
583 (Target_x86_64::can_check_for_function_pointers): New function.
584 * gc.h (gc_process_relocs): Scan relocation types to determine if
585 function pointers were taken for targets that support it.
586 * icf.cc (Icf::find_identical_sections): Include functions for
587 folding in safe ICF whose pointer is not taken.
588 * icf.h (Secn_fptr_taken_set): New typedef.
589 (fptr_section_id_): New member.
590 (section_has_function_pointers): New function.
591 (set_section_has_function_pointers): New function.
592 (check_section_for_function_pointers): New function.
593 * options.h: Fix comment for safe ICF option.
594 * target.h (can_check_for_function_pointers): New function.
595 * testsuite/Makefile.am: Add icf_safe_so_test test case.
596 Modify icf_safe_test for X86-64.
597 * testsuite/Makefile.in: Regenerate.
598 * testsuite/icf_safe_so_test.cc: New file.
599 * testsuite/icf_safe_so_test.sh: New file.
600 * testsuite/icf_safe_test.cc (kept_func_3): New function.
601 (main): Change to take pointer to function kept_func_3.
602 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
603 folding is done correctly for X86-64.
605 2010-02-12 David S. Miller <davem@davemloft.net>
607 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
608 is_symbolless parameter.
609 (Output_reloc<SHT_REL>::is_symbolless): New.
610 (Output_reloc<SHT_REL>::is_symbolless_): New.
611 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
612 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
613 (Output_reloc<SHT_RELA>::is_symbolless): New.
614 (Output_data_reloc::add_global): Handle is_symbolless.
615 (Output_data_reloc::add_global_relative): Likewise.
616 (Output_data_reloc::add_local): Likewise.
617 (Output_data_reloc::add_local_relative): Likewise.
618 (Output_data_reloc::add_symbolless_global_addend): New.
619 (Output_data_reloc::add_symbolless_local_addend): New.
620 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
622 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
623 instead of ->is_relative_
624 (Output_reloc::write): Likewise.
625 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
626 (Output_reloc::write_rel): Simplify.
628 * sparc.cc (Target_sparc::Scan::local): Use
629 ->add_symbolless_local_addend as needed.
630 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
631 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
632 based upon relocation offset.
634 2010-02-11 Doug Kwan <dougkwan@google.com>
636 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
637 (Target_arm::Scan::global): Ditto. Also remove a comment before the
638 beginning of function.
639 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
640 and MOVT_ABS relocations. Those are non issued in scanning. Fix
641 parameter is_32bit in calls to should_apply_static_reloc.
642 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
643 (check_DATA): Add arm_abs_global.stdout.
644 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
645 arm_abs_global.stdout): New rules.
646 (MOSTLLYCLEANFILES): Add arm_abs_global
647 * Makefile.in: Regenerate.
648 * testsuite/arm_abs_global.s: New file.
649 * testsuite/arm_abs_global.sh: Ditto.
650 * testsuite/arm_abs_lib.s: Ditto.
652 2010-02-11 Ian Lance Taylor <iant@google.com>
654 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
656 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
657 Allocate_commons_task first.
658 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
659 task, rather than symtab_lock_.
660 (Gc_process_relocs::~Gc_process_relocs): New function.
661 (Gc_process_relocs::is_runnable): Check this_blocker_.
662 (Gc_process_relocs::locks): Use next_blocker_ rather than
664 (Scan_relocs::~Scan_relocs): New function.
665 (Scan_relocs::is_runnable): Check this_blocker_ rather than
667 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
669 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
670 fields. Add this_blocker_ and next_blocker_ fields. Adjust
671 constructor accordingly.
672 (class Gc_process_relocs): Likewise.
673 (class Scan_relocs): Likewise.
674 * common.h (class Allocate_commons_task): Remove symtab_lock_
675 field, and corresponding constructor parameter.
676 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
678 (Allocate_commons_task::locks): Likewise.
680 2010-02-11 Ian Lance Taylor <iant@google.com>
682 * gold-threads.h (class Once): Define.
683 (class Initialize_lock): Rewrite as child of Once.
684 * gold-threads.cc (class Once_initialize): Define.
685 (once_pointer_control): New static variable.
686 (once_pointer, once_arg): New static variables.
687 (c_run_once): New static function.
688 (Once::Once, Once::run_once, Once::internal_run): New functions.
689 (class Initialize_lock_once): Remove.
690 (initialize_lock_control): Remove.
691 (initialize_lock_pointer): Remove.
692 (initialize_lock_once): Remove.
693 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
694 (Initialize_lock::initialize): Rewrite.
695 (Initialize_lock::do_run_once): New function.
696 * archive.cc (Archive::interpret_header): Only clear name if it is
698 * fileread.cc: Include "gold-threads.h"
699 (file_counts_lock): New static variable.
700 (file_counts_initialize_lock): Likewise.
701 (File_read::release): Only increment counts when using --stats.
702 Use a lock around the increment.
703 * parameters.cc (class Set_parameters_target_once): Define.
704 (set_parameters_target_once): New static variable.
705 (Parameters::Parameters): Move here from parameters.h.
706 (Parameters::set_target): Rewrite.
707 (Parameters::set_target_once): New function.
708 (Parameters::clear_target): Move here and rewrite.
709 * parameters.h (class Parameters): Update declarations. Add
710 set_parameters_target_once_ field.
711 (Parameters::Parameters): Move to parameters.cc.
712 (Parameters::clear_target): Likewise.
713 * readsyms.cc (Read_symbols::do_group): Create a Start_group
715 (Start_group::~Start_group): New function.
716 (Start_group::is_runnable): New function.
717 (Start_group::locks, Start_group::run): New functions.
718 (Finish_group::run): Change saw_undefined to size_t.
719 * readsyms.h (class Start_group): Define.
720 (class Finish_group): Change saw_undefined_ field to size_t.
721 (Finish_group::Finish_group): Remove saw_undefined and
722 this_blocker parameters. Change all callers.
723 (Finish_group::set_saw_undefined): New function.
724 (Finish_group::set_blocker): New function.
725 * symtab.h (class Symbol_table): Change saw_undefined to return
726 size_t. Change saw_undefined_ field to size_t.
727 * target-select.cc (Set_target_once::do_run_once): New function.
728 (Target_selector::Target_selector): Initialize set_target_once_
729 field. Don't initialize lock_ and initialize_lock_ fields.
730 (Target_selector::instantiate_target): Rewrite.
731 (Target_selector::set_target): New function.
732 * target-select.h (class Set_target_once): Define.
733 (class Target_selector): Update declarations. Make
734 Set_target_once a friend. Remove lock_ and initialize_lock_
735 fields. Add set_target_once_ field.
737 2010-02-10 Ian Lance Taylor <iant@google.com>
739 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
741 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
742 (queue_middle_tasks): Add all blockers before queueing any tasks.
743 (queue_final_tasks): Likewise.
744 * token.h (Task_token::add_blockers): New function.
745 * object.h (Input_objects::number_of_relobjs): New function.
747 2010-02-10 Ian Lance Taylor <iant@google.com>
749 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
750 shared, not if not position independent.
751 * x86_64.cc (Relocate::relocate_tls): Likewise.
752 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
753 (tls_pie_pic_test): New target.
754 * testsuite/Makefile.in: Rebuild.
756 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
757 (tls_test_main_pie.o, tls_test_pie.o): New targets.
758 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
759 * testsuite/Makefile.in: Rebuild.
761 2010-02-09 David S. Miller <davem@davemloft.net>
763 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
764 R_SPARC_RELATIVE using ->add_local_relative().
765 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
767 * output.h (Output_data_dynamic::add_section_size): New method
768 that takes two Output_data objects.
769 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
770 entry param. Handle it in initializers.
771 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
772 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
773 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
775 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
776 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
777 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
778 for dynrel_includes_plt.
779 * i386.cc (Target_i386::do_finalize_sections): Likewise.
780 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
781 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
783 (Target_sparc::do_finalize_sections): Update to pass true for
785 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
786 output before .rela.plt
787 (Target_powerpc::do_finalize_sections): Update to pass true for
788 dynrel_includes_plt when 32-bit.
790 2010-02-08 Doug Kwan <dougkwan@google.com>
792 * arm.cc (Arm_relobj::simple_input_section_output_address): New
794 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
795 Arm_relobj::scan_section_for_cortex_a8_stubs,
796 Arm_relobj::do_relocation_section): Instead of calling
797 Output_section::output_address, use faster
798 Arm_relobj::simple_input_section_output_address.
800 2010-02-08 David S. Miller <davem@davemloft.net>
802 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
803 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
804 relocation helper function.
806 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
807 just like R_SPARC_GOT{10,13,22}.
808 (Target_sparc::Scan::local): Likewise.
809 (Target_sparc::Relocate:relocate): Likewise.
811 2010-02-06 Ian Lance Taylor <iant@google.com>
813 * configure.ac: Rewrite targetobjs duplicate removal code to use
814 only shell constructs.
815 * configure: Rebuild.
817 2010-02-05 Doug Kwan <dougkwan@google.com>
820 * arm.cc (Arm_relobj::section_is_scannable): New method.
821 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
822 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
824 2010-02-04 Doug Kwan <dougkwan@google.com>
827 * arm-reloc-property.cc (cstdio): Include.
828 * configure.ac (targetobjs): Remove duplicates.
829 * configure: Regenerate.
830 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
831 big and little endian version for a given address size.
833 2010-02-03 Doug Kwan <dougkwan@google.com>
835 * arm-reloc-property.cc
836 (Arm_reloc_property_table::reloc_name_in_error_message): New method
838 * arm-reloc-property.h
839 (Arm_reloc_property_table::get_implemented_static_reloc_property):
840 New method definition.
841 (Arm_reloc_property_table::reloc_name_in_error_message): New method
843 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
845 (GOT_PREL): Change implemented to Y.
846 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
847 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
848 (Arm_relocate_functions::movw_abs_nc): Remove method.
849 (Arm_relocate_functions::movt_abs): Ditto.
850 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
851 (Arm_relocate_functions::thm_movt_abs): Ditto.
852 (Arm_relocate_functions::movw_rel_nc): Ditto.
853 (Arm_relocate_functions::movw_rel): Ditto.
854 (Arm_relocate_functions::movt_rel): Ditto.
855 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
856 (Arm_relocate_functions:thm_movw_rel): Ditto.
857 (Arm_relocate_functions:thm_movt_rel): Ditto.
858 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
859 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
860 New method definitions.
861 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
862 (Arm_relocation_functions::arm_grp_ldr): Ditto.
863 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
864 (Arm_relocation_functions::arm_grp_ldc): Ditto.
865 (Target_arm::Relocate::relocate): Check for non-static or
866 unimplemented relocation code and exit early. Change calls to
867 Target_arm::reloc_uses_thumb_bit and
868 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
869 instead. Refactor code to handle similar relocations to increase
870 code sharing. Remove check for unsupported relocation code in switch
872 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
873 relocation property table to find out size. Change error message to
874 print out the name of a relocation code instead of the numeric value.
875 (Target_arm::scan_reloc_for_stub): Use relocation property table
876 instead of calling Target_arm::reloc_uses_thumb_bit().
878 2010-02-02 Doug Kwan <dougkwan@google.com>
880 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
881 types of relaxed input section.
883 2010-02-02 Doug Kwan <dougkwan@google.com>
885 * Makefile.am (HFILES): Add arm-reloc-property.h.
887 (TARGETSOURCES): Add arm-reloc-property.cc
888 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
889 (libgold_a_SOURCES): $(DEFFILES)
890 * Makefile.in: Regenerate.
891 * arm-reloc-property.cc: New file.
892 * arm-reloc-property.h: New file.
893 * arm-reloc.def: New file.
894 * arm.cc: Update comments.
895 (arm-reloc-property.h): New included header.
896 (arm_reloc_property_table): New global variable.
897 (Target_arm::do_select_as_default_target): New method definition.
898 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
899 arm-reloc-property to targ_extra_obj.
900 * parameters.cc (set_parameters_target): Call
901 Target::select_as_default_target().
902 * target.h (Target::select_as_default_target): New method definition.
903 (Target::do_select_as_default_target): Same.
905 2010-02-01 Doug Kwan <dougkwan@google.com>
907 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
908 first_output_text_section_.
909 (Arm_exidx_fixup::first_output_text_section): New method definition.
910 (Arm_exidx_fixup::first_output_text_section_): New data member.
911 (Arm_exidx_fixup::process_exidx_section): Record the first text
913 (Arm_output_section::fix_exidx_coverage): Set correct linked section
914 and entsize in output section header.
916 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
918 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
919 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
920 (Arm_relocate_functions::thm_alu11): New Method.
921 (Arm_relocate_functions::thm_pc8): New Method.
922 (Arm_relocate_functions::thm_pc12): New Method.
923 (Target_arm::Scan::local): Handle the relocations.
924 (Target_arm::Scan::global): Likewise.
925 (Target_arm::Relocate::relocate): Likewise.
926 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
928 2010-01-29 Doug Kwan <dougkwan@google.com>
930 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
931 of relocation types as ld.
933 2010-01-29 Doug Kwan <dougkwan@google.com>
935 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
937 (Arm_relocate_functions::thumb_branch_common): Ditto.
938 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
939 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
940 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
941 Arm_relocate_functions::jump24): Remove.
942 (Target_arm::Relocate::relocate): Adjust code to call
943 Arm_relocation_functions::arm_branch_common and
944 Arm_relocation_functions::thumb_branch_common instead of their removed
945 wrappers. Merge switch-cases together to reduce source code size.
947 2010-01-29 Doug Kwan <dougkwan@google.com>
949 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
950 output_local_symbol_count_needs_update_.
951 (Arm_relobj::output_local_symbol_count_needs_update,
952 Arm_relobj::set_output_local_symbol_count_needs_update,
953 Arm_relobj::update_output_local_symbol_count): New methods.
954 (Arm_relobj::output_local_symbol_count_needs_update_): New data
956 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
957 of pointed function as in a R_ARM_PREL31 relocation.
958 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
959 for output local symbol count updating.
960 (Target_arm::do_relax): Update output local symbol counts in objects
962 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
964 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
966 * arm.cc: Added support for the ARM relocations:
967 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
968 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
969 (Arm_relocate_functions::movw_rel_nc): Renamed (was
971 (Arm_relocate_functions::movw_rel): New method.
972 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
973 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
975 (Arm_relocate_functions::thm_movw_rel): New method.
976 (Arm_relocate_functions::thm_movt_rel): Renamed (was
978 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
980 (Target_arm::Scan::global): Likewise.
981 (Target_arm::Relocate::relocate): Likewise.
982 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
985 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
987 * arm.cc: Added support for ARM group relocations.
988 (Target_arm::reloc_needs_sym_origin): New method.
989 (Arm_relocate_functions::calc_grp_kn): New method.
990 (Arm_relocate_functions::calc_grp_residual): New method.
991 (Arm_relocate_functions::calc_grp_gn): New method.
992 (Arm_relocate_functions::arm_grp_alu): New Method.
993 (Arm_relocate_functions::arm_grp_ldr): New Method.
994 (Arm_relocate_functions::arm_grp_ldrs): New Method.
995 (Arm_relocate_functions::arm_grp_ldc): New Method.
996 (Target_arm::Scan::local): Handle the ARM group relocations.
997 (Target_arm::Scan::global): Likewise.
998 (Target_arm::Relocate::relocate): Likewise.
999 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1002 2010-01-26 Doug Kwan <dougkwan@google.com>
1004 * arm.cc (set): Include.
1005 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1007 (Arm_output_section::Text_section_list): New type.
1008 (Arm_output_section::append_text_sections_to_list): New method.
1009 (Arm_output_section::fix_exidx_coverage): Ditto.
1010 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1011 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1012 Relobj::set_section_offset() instead of
1013 Sized_relobj::invalidate_section_offset().
1014 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1015 parameter for section headers. Ignore relocation sections for
1016 unallocated sections and EXIDX sections.
1017 (Target_arm::fix_exidx_coverage): New method.
1018 (Target_arm::output_section_address_less_than): New type.
1019 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1020 linked text section instead of the EXIDX section.
1021 (Arm_output_section::create_stub_group): Add an assertion to check
1022 that this is not an EXIDX output section.
1023 (Arm_output_section::append_text_sections_to_list): New method.
1024 (Arm_output_section::fix_exidx_coverage): Ditto.
1025 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1026 Arm_relobj::section_needs_reloc_stub_scanning.
1027 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1029 (Target_arm::fix_exidx_coverage): New method.
1030 * object.h (Relobj::set_output_section): New method.
1031 (Sized_relobj::invalidate_section_offset): Remove method.
1032 (Sized_relobj::do_invalidate_section_offset): Remove method.
1033 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1035 2010-01-25 Doug Kwan <dougkwan@google.com>
1037 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1038 Fix warning due to signed and unsigned comparison on a 32-bit host.
1040 2010-01-22 Doug Kwan <dougkwan@google.com>
1042 * arm.cc (Target_arm::do_relax): Record an output section for section
1043 offset adjustment it contains any stub table that has changed.
1044 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1045 offsets in an output section if necessary.
1046 * output.cc (Output_section::Output_section): Initialize
1047 section_offsets_need_adjustments_.
1048 (Output_section::add_input_section_for_script): Renamed to
1049 Output_section::add_simple_input_section.
1050 (Output_section::save_states): Add a comment.
1051 (Output_section::discard_states): New method defintion.
1052 (Output_section::adjust_section_offsets): Same.
1053 * output.h (Output_section::add_input_section_for_script): Renamed to
1054 Output_section::add_simple_input_section.
1055 (Output_section::discard_states): New method declaration.
1056 (Output_section::adjust_section_offsets): Same.
1057 (Output_section::section_offsets_need_adjustment,
1058 Output_section::set_section_offsets_need_adjustment): New method
1060 (Output_section::section_offsets_need_adjustment_): New data member.
1061 * script-sections.cc
1062 (Output_section_element_input::set_section_address): Adjust code for
1063 renaming of Output_section::add_input_section_for_script.
1064 (Orphan_output_section::set_section_address): Same.
1066 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1068 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1069 Fix_v4bx enum values .
1070 * gold/options.h (General_options): New option definitions.
1071 (General_options::fix_v4bx): New method.
1072 (General_options::Fix_v4bx): New enum.
1073 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1074 (General_options::parse_fix_v4bx_interworking): New method.
1076 2010-01-22 Doug Kwan <dougkwan@google.com>
1078 * arm.cc (Arm_exidx_fixup): New class.
1080 2010-01-21 Doug Kwan <dougkwan@google.com>
1082 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1084 (Arm_exidx_section_offset_map): New type.
1086 2010-01-21 Doug Kwan <dougkwan@google.com>
1088 * arm.cc (Arm_exidx_input_section): New class.
1089 (Arm_relobj::exidx_input_section_by_link,
1090 Arm_relobj::exidx_input_section_by_shndx,
1091 Arm_relobj::make_exidx_input_section): New methods.
1092 (read_arm_attributes_section): Remove.
1093 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1094 information about them.
1095 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1098 2010-01-20 Doug Kwan <dougkwan@google.com>
1100 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1101 Input_section_specifier to Section_id.
1102 (Target_arm::new_arm_input_section: Adjust code for change of key
1104 (Target_arm::find_arm_input_section): Ditto.
1105 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1106 (Section_id): Remove.
1107 (Garbage_collection::Section_id_hash): Remove.
1108 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1109 (Section_id): Remove.
1110 (Icf::Section_id_hash): Remove.
1111 * object.h (Section_id, Const_section_id, Section_id_hash,
1112 Const_section_id_hash): New type definitions.
1113 * output.cc (Output_section::add_relaxed_input_section): Change to
1114 use Const_section_id instead of Input_section_specifier as key type.
1115 (Output_section::add_merge_input_section): Ditto.
1116 (Output_section::build_relaxation_map): Change to use Section_id
1117 instead of Input_section_specifier as key type.
1118 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1120 (Output_section::convert_input_sections_to_relaxed_sections): Change
1121 to use Const_section_id instead of Input_section_specifier as key type.
1122 (Output_section::find_merge_section): Ditto.
1123 (Output_section::find_relaxed_input_section): Ditto.
1124 * output.h (Input_section_specifier): Remove class.
1125 (Output_section::Output_section_data_by_input_section_map): Change
1126 key type to Const_section_id.
1127 (Output_section::Output_relaxed_input_section_by_input_section_map):
1129 (Output_section::Relaxation_map): Change key type to Section_id.
1131 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1133 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1134 (class Arm_v4bx_stub): New class.
1135 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1136 (Stub_factory::make_arm_v4bx_stub): New method.
1137 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1138 (Stub_table::empty): Handle v4bx stubs.
1139 (Stub_table::add_arm_v4bx_stub): New method.
1140 (Stub_table::find_arm_v4bx_stub): New method.
1141 (Arm_relocate_functions::v4bx): New method.
1142 (Target_arm::fix_v4bx): New method.
1143 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1144 (Stub_table::relocate_stubs): Likewise.
1145 (Stub_table::do_write): Likewise.
1146 (Stub_table::update_data_size_and_addralign): Likewise.
1147 (Stub_table::finalize_stubs): Likewise.
1148 (Target_arm::Scan::local): Likewise.
1149 (Target_arm::Scan::global): Likewise.
1150 (Target_arm::do_finalize_sections): Likewise.
1151 (Target_arm::Relocate::relocate): Likewise.
1152 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1154 (Target_arm::scan_reloc_for_stub): Likewise.
1155 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1157 2010-01-19 Ian Lance Taylor <iant@google.com>
1159 * output.cc (Output_section_headers::do_sized_write): Write large
1160 segment count to sh_info field.
1161 (Output_file_header::do_sized_write): For large segment count,
1162 write PN_XNUM to e_phnum field.
1164 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1166 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1167 (Arm_relocate_functions::thm_jump8): New function.
1168 (Arm_relocate_functions::thm_jump11): New function.
1169 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1171 (Target_arm::Scan::global): Likewise.
1172 (Target_arm::Relocate::relocate): Likewise.
1173 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1176 2010-01-14 Doug Kwan <dougkwan@google.com>
1178 * arm.cc (map, utility): Include headers.
1179 (Target_arm::apply_cortex_a8_workaround): New method.
1180 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1181 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1182 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1183 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1184 the --[no-]fix-cortex-a8 command line options.
1185 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1186 (Target_arm::relocate_stub): Use addend in instruction template.
1187 * options.h (DEFINE_bool): Set the user-set flag.
1188 (General_options): Add --[no-]-fix-cortex options.
1189 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1190 : Update fast look-up map after conversion.
1192 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1194 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1195 in the first pass of do_layout.
1197 2010-01-13 Doug Kwan <dougkwan@google.com>
1199 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1200 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1201 apparent compiler problem of not folding static constant integral
1202 data members of elfcpp::Elf_sizes<32>.
1204 2010-01-13 Doug Kwan <dougkwan@google.com>
1206 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1207 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1208 Arm_relobj::scan_section_for_cortex_a8_erratum,
1209 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1210 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1211 sections to scan for relocation stubs into a new method
1212 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1213 relocation and Cortex-A8 stub scanning.
1214 (Target_arm::do_relax): Force stubs to be after stubbed sections
1215 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1216 the beginning of a new relaxation pass. Update a comment.
1217 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1219 2010-01-12 Ian Lance Taylor <iant@google.com>
1221 * target-reloc.h (visibility_error): New inline function.
1222 (relocate_section): Call visibility_error.
1223 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1224 (MOSTLYCLEANFILES): Likewise.
1225 (protected_4_pic.o, protected_3.err): New targets.
1226 * testsuite/protected_4.cc: New file.
1228 2010-01-12 Doug Kwan <dougkwan@google.com>
1230 * arm.cc (Cortex_a8_reloc): New class.
1231 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1232 and cortex_a8_relocs_info_.
1233 (Target_arm::fix_cortex_a8): New method definition.
1234 (Target_arm::Cortex_a8_relocs_info): New type.
1235 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1236 New data member declarations.
1237 (Target_arm::scan_reloc_for_stub): Record information about
1238 relocations for THUMB branches that might be exempted from the
1239 Cortex-A8 workaround.
1240 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1241 at the beginning of a relaxation pass.
1243 2010-01-12 Doug Kwan <dougkwan@google.com>
1245 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1246 (Arm_relobj::Mapping_symbol_position,
1247 Arm_reloj::Mapping_symbol_position_less,
1248 Arm_relobj::Mapping_symbols_info): New types.
1249 (Target_arm::is_mapping_symbol_name): New method definition.
1250 (Arm_relobj::do_count_local_symbols): Save information about mapping
1253 2010-01-11 Doug Kwan <dougkwan@google.com>
1255 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1256 Arm_relocate_functions::thumb32_branch_upper,
1257 Arm_relocate_functions::thumb32_branch_lower,
1258 Arm_relocate_functions::thumb32_cond_branch_offset,
1259 Arm_relocate_functions::thumb32_cond_branch_upper,
1260 Arm_relocate_functions::thumb32_cond_branch_lower,
1261 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1262 branch offset encoding.
1263 (Arm_relocate_functions::thumb_branch_common): Use new branch
1264 offset encoding methods to avoid code duplication.
1265 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1266 (Stub_addend_reader::operator()): Use new branch encoding method
1267 to avoid code duplication.
1269 2010-01-11 Doug Kwan <dougkwan@google.com>
1271 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1272 (Target_arm::do_finalize_sections): Define special EXIDX section
1273 symbols only if referenced.
1274 * gc.h (Garbage_collection::add_reference): New method.
1275 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1278 2010-01-11 Ian Lance Taylor <iant@google.com>
1280 * script.cc (Version_script_info::build_expression_list_lookup):
1281 Change complaing about duplicate wildcard match from error to
1284 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1286 (Version_script_info::Version_script_info): Initialize globs_,
1287 default_version_, default_is_global_, and exact_. Don't
1288 initialize globals_ or locals_.
1289 (Version_script_info::build_lookup_tables): Build local symbols
1291 (Version_script_info::unquote): New function.
1292 (Version_script_info::add_exact_match): New function.
1293 (Version_script_info::build_expression_list_lookup): Remove lookup
1294 parameter. Add is_global parameter. Change all callers. Handle
1295 wildcard pattern specially. Unquote pattern. Call
1297 (Version_script_info::get_name_to_match): New function.
1298 (Version_script_info::get_symbol_version): New function.
1299 (Version_script_info::get_symbol_version_helper): Remove.
1300 (Version_script_info::check_unmatched_names): Call unquote.
1301 * script.h (class Version_script_info): Change get_symbol_version
1302 to be non-inline and add is_global parameter; change all callers.
1303 Rewrite symbol_is_local. Update declarations. Define struct
1304 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1305 Remove globals_ and locals_ members. Add exact_, globs_,
1306 default_version_, is_global_.
1307 (Version_script_info::Glob): Remove pattern, add expression and
1308 is_global. Update constructor. Change all callers.
1309 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1311 (Versions::symbol_section_contents): If a symbol is undefined, or
1312 defined in a dynamic object, set the version index to
1314 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1316 (Symbol_table::add_from_pluginobj): Likewise.
1317 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1319 2010-01-11 Doug Kwan <dougkwan@google.com>
1321 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1322 (incremental_dump_LDADD): Add linking option for libintl.
1323 * Makefile.in: Regenerate.
1325 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1328 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1330 * testsuite/Makefile.in: Regenerated.
1332 2010-01-10 Doug Kwan <dougkwan@google.com>
1334 * options.h (DEFINE_var): Use parentheses around argument varname__
1335 in macro body to avoid any unintended subsequent substitutions.
1337 2010-01-10 Ian Lance Taylor <iant@google.com>
1339 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1340 candidates before doing symbol resolution.
1342 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1343 ODR candidates if only one is weak.
1345 2010-01-08 Ian Lance Taylor <iant@google.com>
1347 * script.cc (Version_script_info::build_expression_list_lookup):
1348 Don't warn about ambiguous version, just record the ambiguity.
1349 (Version_script_info::get_symbol_version_helper): Give error if
1350 version is ambiguous.
1352 2010-01-08 Doug Kwan <dougkwan@google.com>
1354 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1355 prev_data_size_ and prev_addralign_. Remove initializer for
1356 deleted data member has_been_changed_.
1357 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1358 to determine if the table is empty.
1359 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1361 (Stub_table::add_reloc_stub): Define method in class definition
1362 instead of just declaring it there.
1363 (Stub_table::add_cortex_a8_stub): New method definition.
1364 (Stub_table::update_data_size_and_addralign): Ditto.
1365 (Stub_table::finalize_stubs): Ditto.
1366 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1367 (Stub_table::do_addralign_): Return address alignment in the
1368 (Stub_table::do_reset_address_and_file_offset): Define method in
1369 class definition instead of declaring it there. Set current data
1370 size to be the data size of the previous pass.
1371 (Stub_table::set_final_data_size): Use current data size as the
1373 (Stub_table::relocate_stub): Change parameter type of stub from
1374 Reloc_stub pointer to Stub pointer.
1375 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1376 (Stub_table::Cortex_a8_stub_list): New typedef.
1377 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1378 Stub_table::prev_addralign_): New data member.
1379 (Arm_relobj::Arm_relobj): Initialize data member
1380 section_has_cortex_a8_workaround_.
1381 (Arm_relobj::section_has_cortex_a8_workaround,
1382 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1384 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1386 (Target_arm::relocate_stub): Change parameter type of stub from
1387 Reloc_stub pointer to Stub pointer.
1388 (Insn_template::size, Insn_template::alignment): Handle
1389 THUMB16_SPECIAL_TYPE.
1390 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1391 Stub_table::update_data_size_and_addralign,
1392 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1394 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1395 (Stub_table::do_write): Ditto.
1396 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1398 2010-01-08 Ian Lance Taylor <iant@google.com>
1401 * symtab.h (class Symbol): Remove fields is_target_special_ and
1402 has_plt_offset_. Add field is_defined_in_discarded_section_.
1403 (Symbol::is_defined_in_discarded_section): New function.
1404 (Symbol::set_is_defined_in_discarded_section): New function.
1405 (Symbol::has_plt_offset): Rewrite.
1406 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1407 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1408 Don't initialize is_target_special_ or has_plt_offset_.
1409 Initialize is_defined_in_discarded_section_.
1410 (Symbol_table::add_from_relobj): If appropriate, set
1411 is_defined_in_discarded_section.
1412 * resolve.cc (Symbol::override_base_with_special): Don't test
1413 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1414 * target-reloc.h (relocate_section): Do special handling for
1415 symbols defined in discarded sections for global symbols as well
1418 2010-01-08 Ian Lance Taylor <iant@google.com>
1420 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1421 the SHT_SYMTAB case.
1423 2010-01-08 Ian Lance Taylor <iant@google.com>
1425 * object.cc (Sized_relobj::do_layout): Don't get confused if
1426 layout_eh_frame returns NULL.
1428 2010-01-08 Ian Lance Taylor <iant@google.com>
1431 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1432 dynamic symbol table, use the normal symbol table.
1433 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1436 2010-01-08 Ian Lance Taylor <iant@google.com>
1439 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1442 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1444 * version.cc (print_version): Change to "Copyright 2010".
1446 2010-01-08 Ian Lance Taylor <iant@google.com>
1450 * i386.cc (class Target_i386): Change return type of plt_section
1452 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1453 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1454 tls_desc_rel_ field.
1455 (Output_data_plt_i386::rel_tls_desc): New function.
1456 (Target_i386::rel_tls_desc_section): New function.
1457 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1458 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1459 R_386_TLS_DESC reloc in rel_tls_desc_section.
1460 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1461 Define struct Tlsdesc_info.
1462 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1463 (Target_x86_64::do_reloc_symbol_index): New function.
1464 (Target_x86_64::add_tlsdesc_info): New function.
1465 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1466 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1468 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1470 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1471 (Target_x86_64::rela_tlsdesc_section): New function.
1472 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1474 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1475 (Target_x86_64::do_reloc_addend): New function.
1476 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1477 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1478 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1479 (Output_reloc::type): New function.
1480 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1481 (Output_reloc::is_target_specific): New function.
1482 (Output_reloc::target_arg): New function.
1483 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1484 absolute relocs and target specific relocs.
1485 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1486 add_target_specific.
1487 (class Output_data_reloc) [SHT_RELA]: Likewise.
1488 * output.cc (Output_reloc::Output_reloc): Add four new versions
1489 for absolute relocs and target specific relocs.
1490 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1491 (Output_reloc::get_symbol_index): Likewise.
1492 (Output_reloc::local_section_offset): Check that local_sym_index_
1493 is not TARGET_CODE or 0.
1494 (Output_reloc::symbol_value): Likewise.
1495 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1497 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1498 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1500 * layout.cc (add_target_dynamic_tags): Use output section for
1501 DT_PLTRELSZ and DT_JMPREL.
1503 2010-01-07 Ian Lance Taylor <iant@google.com>
1506 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1508 (class Output_data_reloc_generic): Define.
1509 (class Output_data_reloc_base): Change base class to
1510 Output_data_reloc_generic. Change add() method to call
1511 bump_relative_reloc_count for a relative reloc. Remove
1513 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1515 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1516 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1518 * layout.h (class Layout): Update declaration.
1520 2010-01-07 Ian Lance Taylor <iant@google.com>
1522 * output.h (class Output_data): Add const version of
1523 output_section and do_output_section.
1524 (class Output_section_data): Add const version of
1526 (class Output_section): Likewise.
1527 * layout.cc (Layout::add_target_dynamic_tags): New function.
1528 * layout.h (class Layout): Update declarations.
1529 * arm.cc (Target_arm::do_finalize_sections): Use
1530 add_target_dynamic_tags.
1531 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1532 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1533 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1534 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1536 2010-01-07 Ian Lance Taylor <iant@google.com>
1539 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1542 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1543 Ian Lance Taylor <iant@google.com>
1546 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1547 Xindex::read_symtab_xindex.
1549 2010-01-07 Doug Kwan <dougkwan@google.com>
1551 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1552 (Insn_template::thumb16_bcond_insn): New method declaration.
1553 (Insn_template): Fix spelling.
1554 (Stub::thumb16_special): New method declaration.
1555 (Stub::do_write): Define virtual method which was previously pure
1557 (Stub::do_thumb16_special): New method declaration.
1558 (Stub::do_fixed_endian_write): New template member.
1559 (Reloc_stub::do_write): Remove.
1560 (Reloc_stub::do_fixed_endian_write): Remove.
1561 (Cortex_a8_stub): New class definition.
1562 (Stub_factory::make_cortex_a8_stub): New method definition.
1563 (Stub_factory::Stub_factory): Add missing static storage class
1564 qualifier for elf32_arm_stub_a8_veneer_blx.
1566 2010-01-07 Ian Lance Taylor <iant@google.com>
1569 * options.h (class General_options): Add --warn-unresolved-symbols
1570 and --error-unresolved-symbols.
1571 * errors.cc (Errors::undefined_symbol): Implement
1572 --warn-unresolved-symbols.
1574 * options.h (class General_options): Add -z text and -z textoff.
1575 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1577 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1579 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1580 (Garbage_collection::cident_sections): New function.
1581 (Garbage_collection::add_cident_section): New function.
1582 (Garbage_collection::cident_sections_): New member.
1583 (gc_process_relocs): Add references to sections whose names are C
1585 * gold.h (cident_section_start_prefix): New constant.
1586 (cident_section_stop_prefix): New constant.
1587 (is_cident): New function.
1588 * layout.cc (Layout::define_section_symbols): Replace string constants
1589 with the newly defined constants.
1590 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1592 * testsuite/Makefile.am: Add gc_orphan_section_test.
1593 * testsuite/Makefile.in: Regenerate.
1594 * testsuite/gc_orphan_section_test.cc: New file.
1595 * testsuite/gc_orphan_section_test.sh: New file.
1597 2010-01-06 Ian Lance Taylor <iant@google.com>
1600 * options.h (class General_options): Add --warn-shared-textrel.
1601 * layout.cc (Layout::finish_dynamic_section): Implement
1602 --warn-shared-textrel.
1605 * options.h (class General_options): Add --warn-multiple-gp.
1607 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1609 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1610 $(THREADSLIB) and $(LIBDL).
1611 * Makefile.in: Rebuild.
1613 2010-01-06 Ian Lance Taylor <iant@google.com>
1616 * options.cc (General_options::parse_section_start): New function.
1617 (General_options::section_start): New function.
1618 (General_options::General_options): Initialize all members.
1619 * options.h: Include <map>
1620 (class General_options): Add --section-start. Add section_starts_
1622 * layout.cc (Layout::attach_allocated_section_to_segment): If
1623 --section-start was used, set the address of the segment. Remove
1624 local sort_sections.
1625 (Layout::relaxation_loop_body): If the address of the load segment
1626 has been set by --section-start, don't use it.
1627 * output.h (Output_segment::update_flags_for_output_section): New
1629 * output.cc (Output_segment::add_output_section): Call
1630 update_flags_for_output_section.
1632 2010-01-05 Ian Lance Taylor <iant@google.com>
1635 * options.h (class General_options): Add --undefined-version.
1636 * script.cc (struct Version_expression): Add was_matched_by_symbol
1638 (Version_script_info::matched_symbol): New function.
1639 (Version_script_info::get_symbol_version_helper): Call
1641 (Version_script_info::check_unmatched_names): New function.
1642 * script.h (class Version_script_info): Update declarations.
1643 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1645 * options.h (class General_options): Use DEFINE_bool_alias for
1646 allow_multiple_definition.
1647 * resolve.cc (Symbol_table::should_override): Don't test
1648 allow_multiple_definition.
1651 * options.h (class General_options): Add --cref.
1652 * main.cc (main): Print cref table if --cref. Don't close mapfile
1653 until after printing cref table.
1654 * cref.cc: Include "symtab.h".
1655 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1656 (Cref_table_compare::operator()): New function.
1657 (Cref_inputs::gather_cref): New function.
1658 (filecol): New static const.
1659 (Cref_inputs::print_cref): New function.
1660 (Cref::print_cref): New function.
1661 * cref.h: Include <cstdio>.
1662 (class Cref): Update declarations.
1663 * mapfile.h (Mapfile::file): New function.
1664 * object.h (class Object): Define Symbols. Declare virtual
1665 do_get_global_symbols.
1666 (Object::get_global_symbols): New function.
1667 * object.cc (Input_objects::add_object): Pass object to cref_ if
1669 (Input_objects::archive_start): Likewise.
1670 (Input_objects::archive_stop): Likewise.
1671 (Input_objects::print_cref): New function.
1672 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1673 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1675 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1677 * plugin.h (class Sized_pluginobj): Update declarations.
1679 2010-01-05 Ian Lance Taylor <iant@google.com>
1681 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1682 to is_default_version. Rename insdef to insdefault.
1683 (Symbol_table::add_from_relobj): Rename def to is_default_version
1684 and local to is_forced_local.
1685 (Symbol_table::add_from_pluginobj): Likewise.
1686 (Symbol_table::add_from_dynobj): Likewise.
1687 (Symbol_table::define_special_symbol): Rename insdef to
1690 2010-01-04 Ian Lance Taylor <iant@google.com>
1693 * options.h (class General_options): Add
1694 --allow-multiple-definition and -z muldefs.
1695 * resolve.cc (Symbol_table::should_override): Don't warn about a
1696 multiple symbol definition if --allow-multiple-definition or -z
1700 * options.h (class General_options): Add --add-needed and
1701 --copy-dt-needed-entries. Tweak --as-needed help entry.
1702 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1703 error if --copy-dt-needed-entries aka --add-needed is used and
1704 would cause a change in behaviour.
1707 * options.h (class General_options): Add -G as a short version of
1708 --shared. Add no-op options -assert, -g, and -i.
1710 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1712 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1713 check for .text or .gnu.linkonce.t sections.
1714 * icf.cc (Icf::find_identical_sections): Ditto.
1715 Change the detection for mangled function name within the section
1717 * icf.h (is_section_foldable_candidate): New function.
1719 2009-12-30 Ian Lance Taylor <iant@google.com>
1722 * options.h (class General_options): Permit two dashes with
1723 --retain-symbols-file.
1725 2009-12-30 Ian Lance Taylor <iant@google.com>
1728 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1729 don't put the file header and segment headers in the text
1733 * common.cc (Sort_commons::operator()): Stabilize sort when both
1735 (Symbol_table::do_allocate_commons_list): When allocating common
1736 symbols, skip a symbol which is no longer common.
1737 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1738 an object before checking its type.
1739 * testsuite/common_test_2.c: New file.
1740 * testsuite/common_test_3.c: New file.
1741 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1742 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1743 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1744 (common_test_2_pic.o, common_test_2.so): New targets.
1745 (common_test_3_pic.o, common_test_3.so): New targets.
1746 * testsuite/Makefile.in: Rebuild.
1749 * script.cc (read_input_script): If we see a new SECTIONS clause,
1750 and we have added an input section, give an error.
1751 * layout.h (class Layout): Add have_added_input_section function.
1752 Add have_added_input_section_ field.
1753 * layout.cc (Layout::Layout): Initialize
1754 have_added_input_section_.
1755 (Layout::layout): Set have_added_input_section_.
1756 (Layout::layout_eh_frame): Likewise.
1758 2009-12-30 Ian Lance Taylor <iant@google.com>
1761 * options.h (class General_options): Add --sort-common option.
1762 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1763 * common.cc (Sort_common): Add sort_order parameter to
1764 constructor. Add sort_order_ field.
1765 (Sort_commons::operator): Check sort_order_.
1766 (Symbol_table::allocate_commons): Determine the sort order.
1767 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1769 (Symbol_table::do_allocate_commons_list): Likewise.
1771 2009-12-30 Ian Lance Taylor <iant@google.com>
1774 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1775 symbols from this object, don't change the visibility of an
1777 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1779 2009-12-30 Ian Lance Taylor <iant@google.com>
1782 * script.h (class Version_script_info): Define Language enum.
1783 Update declarations. Define Glob, Exact, and Lookup types. Add
1784 new fields globals_, locals_, and is_finalized_.
1785 * script.cc: Various formatting fixes.
1786 (class Parser_closure): Change language_stack_ from a vector of
1787 std::string to one of Version_script_info::Language. Adjust all
1789 (class Lazy_demangler): Remove.
1790 (struct Version_expression): Change language from std::string to
1791 Version_script_info::Language.
1792 (Version_script_info::Version_script_info): New function.
1793 (Version_script_info::~Version_script_info): Don't call clear.
1794 (Version_script_info::finalize): New function.
1795 (Version_script_info::build_lookup_tables): New function.
1796 (Version_script_info::build_expression_list_lookup): New
1798 (Version_script_info::get_symbol_version_helper): Rewrite to use
1800 (Version_script_info::print_expression_list): Adjust to use
1801 Version_script_info::Language.
1802 (script_push_lex_into_version_mode): Check that the version script
1803 has not been finalized.
1804 (version_script_push_lang): Change language string to
1805 Version_script_info::Language.
1806 * options.cc (Command_line::version_script): New function.
1807 * options.h (class General_options): Add finalize_dynamic_list
1808 function. Change version_script from declaration to definition.
1809 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1810 * testsuite/version_script.map: Remove duplicate def of foo.
1811 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1813 * testsuite/Makefile.in: Rebuild.
1815 2009-12-30 Ian Lance Taylor <iant@google.com>
1818 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1819 if the input symbol index is 0, make the output symbol index 0.
1821 2009-12-30 Ian Lance Taylor <iant@google.com>
1824 * options.h (class General_options): Add -x/--discard-all.
1825 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1826 --discard-all. If the local symbol needs a dynamic entry, check
1827 that before handling --discard-locals.
1829 2009-12-30 Ian Lance Taylor <iant@google.com>
1832 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1834 (Output_segment::add_output_section): Don't change the flags if
1838 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1839 GNU hash table if they need a dynamic value. Otherwise, don't add
1840 them if they are defined in a dynamic object or are forced local.
1842 2009-12-29 Ian Lance Taylor <iant@google.com>
1845 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1846 .gnu.hash table for a 32-bit target.
1849 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1850 regular and a dynamic object only needs a dynamic symbol table
1851 entry if it is externally visible.
1854 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1855 constructor. Add global_offset_table_ field.
1856 (Target_i386::got_section): Set global_offset_table_.
1857 (Target_i386::do_finalize_sections): Set global_offset_table_
1859 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1860 in constructor. Add global_offset_table_ field.
1861 (Target_x86_64::got_section): Set global_offset_table_.
1862 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1865 * layout.cc (Layout::Layout): Initialize increase_relro_.
1866 (Layout::get_output_section): Add is_relro, is_last_relro, and
1867 is_first_non_relro parameters. Change all callers.
1868 (Layout::choose_output_section): Likewise.
1869 (Layout::add_output_section_data): Likewise.
1870 (Layout::make_output_section): Likewise.
1871 (Layout::set_segment_offsets): Clear increase_relro when using a
1873 * layout.h (class Layout): Add increase_relro method. Add
1874 increase_relro_ field. Update declarations.
1875 * output.cc (Output_section::Output_section): Initialize
1876 is_last_relro_ and is_first_non_relro_.
1877 (Output_segment::add_output_section): Group relro sections is
1878 do_sort is true. Handle is_last_relro and is_first_non_relro.
1879 (Output_segment::maximum_alignment): Remove relro handling.
1880 (Output_segment::set_section_addresses): Add increase_relro
1881 parameter. Change all callers. Add initial alignment to align
1882 relro sections on separate page. Remove old relro handling.
1883 (Output_segment::set_section_list_addresses): Remove in_relro
1884 parameter. Change all callers.
1885 (Output_segment::set_offset): Add increase parameter. Change all
1886 callers. Remove old relro handling.
1887 * output.h (class Output_section): Add new methods: is_last_relro,
1888 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1889 Add is_last_relro_ and is_first_non_relro_ fields.
1890 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1891 Create separate .got.plt section. Call increase_relro.
1892 * x86_64.cc (Target_x86_64::got_section): Likewise.
1893 * testsuite/relro_script_test.t: Add .got.plt.
1896 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1897 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1898 (Layout::finalize): Call set_dynamic_symbol_size.
1899 (Layout::set_dynamic_symbol_size): New function.
1900 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1901 set_dynamic_symbol_size.
1904 * output.h (class Output_section): Add is_entsize_zero_ field.
1905 * output.cc (Output_section::Output_section): Initialize
1907 (Output_section::set_entsize): If two different entsizes are
1908 requested, force it to zero.
1909 (Output_section::add_input_section): Set flags for .debug_str
1910 before updating section flags. Set entsize.
1911 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1912 and SHF_STRING if all input sections have those flags.
1914 2009-12-29 Rafael Espindola <espindola@google.com>
1916 * main.cc (main): Fix the sys time reporting.
1917 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1920 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1922 * options.cc (General_options::parse_version): Allow -v to exit
1923 without an error if there is nothing to link.
1925 2009-12-29 Ian Lance Taylor <iant@google.com>
1927 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1928 using a version of gcc before 4.1.
1929 * configure: Rebuild.
1931 2009-12-28 Chris Demetriou <cgd@google.com>
1933 * attributes.cc (Output_attributes_section_data::do_write): Use
1934 std::vector::front rather than std::vector::data.
1936 2009-12-28 Ian Lance Taylor <iant@google.com>
1938 * symtab.h (class Symbol_table): Add enum Defined.
1939 * resolve.cc (Symbol_table::should_override): Add defined
1940 parameter. Change all callers. Test whether object is NULL
1941 before calling a method on it.
1942 (Symbol_table::report_resolve_problem): Add defined parameter.
1944 (Symbol_table::should_override_with_special): Likewise.
1945 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1946 parameter. Change all callers.
1947 (Symbol_table::do_define_in_output_data): Likewise.
1948 (Symbol_table::define_in_output_segment): Likewise.
1949 (Symbol_table::do_define_in_output_segment): Likewise.
1950 (Symbol_table::define_as_constant): Likewise.
1951 (Symbol_table::do_define_as_constant): Likewise.
1952 * script.h (class Symbol_assignment): Add is_defsym parameter to
1953 constructor; change all callers.
1954 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1955 parameter. Change all callers. Add is_defsym_ field.
1956 (class Parser_closure): Add parsing_defsym parameter to
1957 constructor; change all callers. Add parsing_defsym accessor
1958 function. Add parsing_defsym_ field.
1960 2009-12-28 Ian Lance Taylor <iant@google.com>
1962 * gold.cc (queue_middle_tasks): Fix formatting.
1963 * object.cc (Relobj::is_section_name_included): Likewise.
1965 2009-12-23 Ian Lance Taylor <iant@google.com>
1967 * i386.cc (Target_i386::do_calls_non_split): Recognize
1968 -fsplit-stack prologue for a function with a static chain.
1969 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1970 -fsplit-stack prologue when using %r11.
1972 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1974 * options.cc (General_options::parse_version): Make -v continue and do
1975 the link like GNU ld does.
1977 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1979 * Makefile.am (CCFILES): Add timer.cc.
1980 (HFILES): Add timer.h.
1981 * configure.ac: Check for sysconf and times.
1982 * main.cc: include timer.h.
1983 (main): Use Timer instead of get_run_time.
1986 * workqueue.cc: include timer.h.
1987 (Workqueue::find_and_run_task):
1988 Report user, sys and wall time.
1989 * Makefile.in: Regenerate.
1990 * config.in: Regenerate.
1991 * configure: Regenerate.
1993 2009-12-16 Doug Kwan <dougkwan@google.com>
1995 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1997 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1998 relaxed input sections.
1999 * output.cc (Output_section::find_relaxed_input_section): Change
2000 return type to Output_relaxed_input_section pointer. Adjust code
2001 for new type of relaxed_input_section_map_.
2002 * output.h (Output_section::find_relaxed_input_section): Change
2003 return type to Output_relaxed_input_section pointer.
2004 (Output_section::Output_relaxed_input_section_by_input_section_map):
2006 (Output_section::relaxed_input_section_map_): Change type to
2007 Output_section::Output_relaxed_input_section_by_input_section_map.
2008 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2011 2009-12-15 Ian Lance Taylor <iant@google.com>
2013 * layout.cc (Layout::create_shstrtab): Only write out after input
2014 sections if we are compressing debug sections.
2016 2009-12-15 Ian Lance Taylor <iant@google.com>
2018 * archive.cc (Archive::add_symbols): Only look up a symbol without
2019 a version if there is, in fact, a version.
2021 2009-12-14 Ian Lance Taylor <iant@google.com>
2023 Revert -Wshadow changes, all changes from:
2024 2009-12-11 Doug Kwan <dougkwan@google.com>
2025 2009-12-11 Nick Clifton <nickc@redhat.com>
2026 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2028 2009-12-11 Doug Kwan <dougkwan@google.com>
2030 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2032 * attributes.cc (Object_attribute::size): Ditto.
2033 (Attributes_section_data::size): Ditto.
2034 (Attributes_section_data::Attributes_section_data): Ditto.
2035 (Output_attributes_section_data::do_write): Ditto.
2036 * attributes.h (Object_attribute::set_type): Ditto.
2037 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2039 2009-12-11 Nick Clifton <nickc@redhat.com>
2041 * archive.cc: Fix shadowed variable warnings.
2043 * compressed_output.cc: Likewise.
2044 * compressed_output.h: Likewise.
2045 * configure: Likewise.
2046 * dwarf_reader.cc: Likewise.
2047 * dynobj.cc: Likewise.
2048 * dynobj.h: Likewise.
2049 * ehframe.cc: Likewise.
2050 * ehframe.h: Likewise.
2051 * errors.cc: Likewise.
2052 * expression.cc: Likewise.
2053 * fileread.cc: Likewise.
2054 * fileread.h: Likewise.
2055 * freebsd.h: Likewise.
2056 * i386.cc: Likewise.
2058 * incremental.h: Likewise.
2059 * layout.cc: Likewise.
2060 * layout.h: Likewise.
2061 * mapfile.cc: Likewise.
2062 * merge.cc: Likewise.
2063 * merge.h: Likewise.
2064 * object.cc: Likewise.
2065 * object.h: Likewise.
2066 * options.h: Likewise.
2067 * output.cc: Likewise.
2068 * output.h: Likewise.
2069 * parameters.cc: Likewise.
2070 * plugin.cc: Likewise.
2071 * powerpc.cc: Likewise.
2072 * reduced_debug_output.cc: Likewise.
2073 * reduced_debug_output.h: Likewise.
2074 * reloc.cc: Likewise.
2075 * reloc.h: Likewise.
2076 * resolve.cc: Likewise.
2077 * script-sections.cc: Likewise.
2078 * script.cc: Likewise.
2079 * script.h: Likewise.
2080 * sparc.cc: Likewise.
2081 * symtab.cc: Likewise.
2082 * symtab.h: Likewise.
2083 * target-select.cc: Likewise.
2084 * target-select.h: Likewise.
2085 * token.h: Likewise.
2086 * workqueue.cc: Likewise.
2087 * workqueue.h: Likewise.
2088 * x86_64.cc: Likewise.
2090 2009-12-10 Doug Kwan <dougkwan@google.com>
2092 * arm.cc (attributes.h): New include.
2093 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2094 (Arm_relobj::~Arm_relobj): Delete object pointed by
2095 attributes_section_data_.
2096 (Arm_relobj::attributes_section_data): New method definition.
2097 (Arm_relobj::attributes_section_data_): New data member declaration.
2098 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2099 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2100 attributes_section_data_.
2101 (Arm_dynobj::attributes_section_data): New method definition.
2102 (Arm_dynobj::attributes_section_data_): New data member declaration.
2103 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2104 initialization value of may_use_blx_ to false.
2105 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2106 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2107 object attributes to compute results instead of hard-coding.
2108 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2109 Target_arm::get_secondary_compatible_arch,
2110 Target_arm::set_secondary_compatible_arch
2111 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2112 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2113 New method declarations.
2114 (Target_arm::get_aeabi_object_attribute): New method definition.
2115 (Target_arm::attributes_section_data_): New data member declaration.
2116 (read_arm_attributes_section): New template definition.
2117 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2118 (Arm_dynobj::do_read_symbols): Ditto.
2119 (Target_arm::do_finalize_sections): Merge attributes sections from
2120 input. Check for BLX use after attributes section merging.
2121 Fix __exidx_start and __exidx_end visibility. Create an
2122 .ARM.attributes section if necessary.
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 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2128 New method definitions.
2130 2009-12-09 Ian Lance Taylor <iant@google.com>
2132 * plugin.cc (Plugin::load): Don't cast from void* to a function
2135 2009-12-09 Ian Lance Taylor <iant@google.com>
2137 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2140 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2142 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2143 Replace two_file_shared_1.so with two_file_shared_2.so.
2144 * testsuite/Makefile.in: Regenerated.
2146 2009-12-08 Doug Kwan <dougkwan@google.com>
2148 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2149 (HFILES): Add attributes.h and int_encoding.h.
2150 * Makefile.in: Regenerate.
2151 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2152 function definitions to int_encoding.cc
2153 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2154 prototypes to int_encoding.h
2155 * reduced_debug_output.cc (int_encoding.h): New include.
2156 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2157 function definitions to int_encoding.cc
2158 (insert_into_vector, read_from_pointer): Move template definitions to
2160 * attributes.cc: New file.
2161 * attributes.h: New file.
2162 * int_encoding.cc: New file.
2163 * int_encoding.h: New file.
2165 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2168 * incremental-dump.cc (dump_incremental_inputs): New.
2169 (main): Use dump_incremental_inputs.
2171 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2174 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2175 checking elfcpp::STT_FUNC.
2176 (Target_i386::Relocate::relocate): Likewise.
2177 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2179 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2180 symbols from shared libraries into normal FUNC symbols.
2182 * symtab.h (Symbol): Add is_func and use it.
2184 2009-12-05 Doug Kwan <dougkwan@google.com>
2186 * arm.cc (Target_arm::arm_info): Initialize new fields
2187 attributes_section and attributes_vendor.
2188 * i386.cc (Target_i386::i386_info): Same.
2189 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2190 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2191 fields attributes_section and attributes_vendor.
2192 * sparc.cc (Target_sparc::sparc_info): Same.
2193 * target.h (Target::attributes_section, Target::attributes_vendor,
2194 Target::is_attributes_section, Target::attribute_arg_type,
2195 Target::attributes_order): New method definitions.
2196 (Target::Target_info::attributes_section,
2197 Target::Target_info::attributes_vendor): New fields.
2198 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2199 virtual method definitions.
2200 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2201 attributes_section and attributes_vendor.
2202 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2204 2009-12-05 Doug Kwan <dougkwan@google.com>
2206 * arm.cc: Update comments about interworking and stub generation.
2207 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2208 considered as non-PIC.
2209 (Arm_relocate_functions::base_abs): Fix formatting.
2210 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2211 of function to use GOT entry address instead of offset.
2212 (Target_arm::Scan::global): Issue an error if a symbol would need a
2213 PLT does not get one because it is untyped. Remove code to create
2214 dynamic symbols for relative branches.
2215 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2216 takes unsigned integer instead of boolean.
2218 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2220 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2221 (two_file_test_LDADD): Likewise.
2222 (common_test_1_LDADD): Likewise.
2223 (exception_test_LDADD) Likewise.
2224 (weak_test_LDADD): Likewise.
2225 (many_sections_test_LDADD): Likewise.
2226 (initpri1_LDADD): Likewise.
2227 (script_test_1_LDADD): Likewise.
2228 (script_test_2_LDADD): Likewise.
2229 (justsyms_LDADD): Likewise.
2230 (binary_test_LDADD): Likewise.
2231 (large_LDADD): Likewise.
2232 * testsuite/Makefile.in: Regenerated.
2234 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2236 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2237 (Symbol_table::override_with_special): Likewise.
2238 (Symbol_table::add_from_object): Likewise.
2240 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2242 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2243 Don't set the data_offset twice.
2245 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2247 * testsuite/Makefile.in: Regenerate.
2249 2009-12-03 Doug Kwan <dougkwan@google.com>
2251 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2252 (Target_arm::do_finalize_sections): Add parameter for symbol table
2253 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2254 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2255 parameter for symbol table pointer.
2256 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2257 an additional parameter for a pointer to symbol table.
2258 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2259 parameter for a symbol table pointer.
2260 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2261 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2263 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2264 parameter for a symbol table pointer.
2266 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2268 * incremental.cc (Incremental_inputs_header)
2269 (Incremental_inputs_header_write, Incremental_inputs_entry)
2270 (Incremental_inputs_entry_write): Move ...
2271 * incremental.h (Incremental_inputs_header)
2272 (Incremental_inputs_header_write, Incremental_inputs_entry)
2273 (Incremental_inputs_entry_write): here.
2275 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2277 * incremental.cc (make_sized_incremental_binary): Set the target.
2278 Error if it is incompatible.
2279 * output.h (Output_file): Add filename method.
2281 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2283 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2284 from the get_* methods.
2286 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2288 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2289 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2290 Write 0 for the data_offset of scripts.
2292 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2294 * testsuite/Makefile.am: Add the incremental_test.sh test.
2295 * testsuite/incremental_test.sh: New.
2296 * testsuite/incremental_test_1.c: New.
2297 * testsuite/incremental_test_2.c: New.
2299 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2301 * incremental-dump.cc (main): Fix typos.
2303 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2306 * incremental-dump.cc (main): Use llu to print 64 bit values.
2308 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2309 H.J. Lu <hongjiu.lu@intel.com>
2311 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2313 (incremental_dump_LDADD): Likewise.
2314 * Makefile.in: Regenerated.
2316 2009-11-25 Doug Kwan <dougkwan@google.com>
2320 2009-11-25 Doug Kwan <dougkwan@google.com>
2322 * arm.cc (Target_arm::Target_arm): Move method definition
2323 outside of class definition. Add code to handle
2324 --target1-rel, --target1-abs and --target2= options.
2325 (Target_arm::get_reloc_reloc_type): Change method to be
2326 non-static and const.
2327 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2328 New data member declaration.
2329 (Target_arm::Scan::local, Target_arm::Scan::global,
2330 Target_arm::Relocate::relocate,
2331 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2332 Adjust call to Target_arm::get_real_reloc_type.
2333 (Target_arm::get_real_reloc_type): Use command line options
2334 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2335 * options.h (--target1-rel, --target1-abs, --target2): New
2338 2009-11-25 Doug Kwan <dougkwan@google.com>
2340 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2341 class definition. Add code to handle --target1-rel, --target1-abs
2342 and --target2= options.
2343 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2345 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2347 (Target_arm::Scan::local, Target_arm::Scan::global,
2348 Target_arm::Relocate::relocate,
2349 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2350 call to Target_arm::get_real_reloc_type.
2351 (Target_arm::get_real_reloc_type): Use command line options to
2352 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2353 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2356 2009-11-25 Doug Kwan <dougkwan@google.com>
2358 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2359 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2360 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2362 (Arm_relocate_functions::thm_call): Replace body with a call to
2363 Arm_relocate_functions::thumb_branch_common.
2364 (Arm_relocate_functions::thm_jump24,
2365 Arm_relocate_functions::thm_xpc22): New method definitions.
2366 (Arm_relocate_functions::thumb_branch_common): New method definition.
2367 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2369 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2370 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2372 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2374 * Makefile.am: Build incremental-dump
2375 * Makefile.in: Regenerate.
2376 * incremental-dump.cc: New.
2377 * incremental.cc (Incremental_inputs_header_data,
2378 Incremental_inputs_entry_data): Move to incremental.h
2379 * incremental.h: (Incremental_inputs_header_data,
2380 Incremental_inputs_entry_data): Move from incremental.cc
2382 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2384 * incremental.cc (Incremental_inputs_header,
2385 Incremental_inputs_header_write, Incremental_inputs_entry,
2386 Incremental_inputs_entry_write): Add a typedef with the data type.
2388 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2390 * incremental.cc (Incremental_inputs_header,
2391 Incremental_inputs_header_write, Incremental_inputs_entry,
2392 Incremental_inputs_entry_write): Update comment about which
2393 type has the filed descriptions.
2395 2009-11-15 Doug Kwan <dougkwan@google.com>
2397 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2398 (Arm_relocate_functions::arm_branch_common): Change method defintion
2399 in class definition to a method declaration and update list of formal
2401 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2402 Arm_relocation_functions::jump24): Adjust call to
2403 Arm_relocate_functions::arm_branch_common. Update list of formal
2405 (Arm_relocate_functions::xpc25): New method definition.
2406 (Arm_relocate_functions::arm_branch_common): Move method defintion
2407 out from class definition. Use stubs for mode-switching and extending
2409 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2410 specially. Change code to enable use of stubs in ARM branches.
2412 2009-11-10 Doug Kwan <dougkwan@google.com>
2414 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2415 in method declaration.
2416 (Target_arm::relocate_stub): New method declaration.
2417 (Target_arm::default_target): Change to return a pointer instead of
2419 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2420 Target_arm::default_target.
2421 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2423 (Target_arm::relocate_section): Adjust view.
2424 (Target_arm::relocate_stub): New method definition.
2426 2009-11-10 Doug Kwan <dougkwan@google.com>
2428 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2430 * incremental.cc (open_incremental_binary): Initialized local
2431 variables to avoid warnings.
2432 * object.cc (make_elf_object): Ditto.
2433 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2436 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2439 * testsuite/plugin_test.c: Include "config.h".
2441 2009-11-09 Doug Kwan <dougkwan@google.com>
2443 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2444 (arm_symbol_value): Remove.
2445 (Arm_relocate_functions::arm_branch_common,
2446 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2447 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2448 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2449 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2450 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2451 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2452 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2453 Arm_relocate_functions::thm_mobw_abs_nc,
2454 Arm_relocate_functions::thm_mov_abs,
2455 Arm_relocate_functions::movw_prel_nc,
2456 Arm_relocate_functions::thm_movt_abs,
2457 Arm_relocate_functions::movt_prel,
2458 Arm_relocate_functions::thm_movw_prel_nc,
2459 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2460 (Target_arm::Relocate::relocate): Only decompose address into two
2461 parts if relocation type uses the thumb-bit and pass the actual
2462 bit instead of a flag indicating that the thumb-bit is used. Adjust
2463 calls to methods in Arm_relocate_functions for this change.
2465 2009-11-08 Ian Lance Taylor <iant@google.com>
2468 * reloc.cc: Instantiate
2469 Sized_relobj::initialize_input_to_output_maps and
2470 Sized_relobj:free_input_to_output_maps.
2472 2009-11-06 Ian Lance Taylor <iant@google.com>
2475 * defstd.cc (in_segment): Set only_if_ref true for "end".
2477 2009-11-06 Doug Kwan <dougkwan@google.com>
2479 * arm.cc (class Reloc_stub): Correct a comment.
2480 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2481 (Target_arm::scan_section_for_stubs): New method declaration.
2482 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2483 Change methods from private to protected.
2484 (Target_arm::do_may_relax): New method definition.
2485 (Target_arm::do_relax, Target_arm::group_sections,
2486 Target_arm::scan_reloc_for_stub,
2487 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2488 (Target_arm::arm_input_section_map_): New data member declaration.
2489 (Target_arm::scan_reloc_for_stub,
2490 Target_arm::scan_reloc_section_for_stubs,
2491 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2492 Target_arm::do_relax): New method definitions.
2494 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2496 * configure.ac: Check for (struct stat)::st_mtim
2497 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2498 * config.in: Regenerate.
2499 * configure: Regenerate.
2501 2009-11-05 Ian Lance Taylor <iant@google.com>
2504 * output.cc (Output_segment::add_output_section): Add missing
2507 2009-11-04 Ian Lance Taylor <iant@google.com>
2510 * object.h (class Object): Add is_needed and set_is_needed
2511 methods. Add is_needed_ field. Make bool fields into bitfields.
2512 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2513 defined in a dynamic object and referenced by a regular object,
2514 set is_needed for the dynamic object.
2515 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2516 if the file is marked with as_needed and it is not needed.
2518 2009-11-04 Ian Lance Taylor <iant@google.com>
2521 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2522 tags if data is discarded by linker script.
2523 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2524 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2525 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2526 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2528 2009-11-04 Ian Lance Taylor <iant@google.com>
2530 * layout.cc (Layout::get_output_section): Add is_interp and
2531 is_dynamic_linker_section parameters. Change all callers.
2532 (Layout::choose_output_section): Likewise.
2533 (Layout::make_output_section): Likewise.
2534 (Layout::add_output_section_data): Add is_dynamic_linker_section
2535 parameter. Change all callers.
2536 * layout.h (class Layout): Update declarations.
2537 * output.h (class Output_section): Add is_interp, set_is_interp,
2538 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2539 Add is_interp_, is_dynamic_linker_section_ fields. Change
2540 generate_code_fills_at_write_ to a bitfield.
2541 * output.cc (Output_section::Output_sections): Initialize new
2543 (Output_segment::add_output_section): Add do_sort parameter.
2546 2009-11-03 Ian Lance Taylor <iant@google.com>
2549 * options.h (class General_options): Add --warn-common.
2550 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2551 merging two common symbols.
2552 (Symbol_table::should_override): Handle --warn-common when merging
2553 a common symbol with a defined symbol. Use report_resolve_problem
2554 for multiple definitions.
2555 (Symbol_table::report_resolve_problem): New function.
2556 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2558 2009-11-03 Doug Kwan <dougkwan@google.com>
2560 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2562 (Target_arm::stub_factory): New method definition.
2563 (Target_arm::new_arm_input_section,
2564 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2565 Target_arm::reloc_uses_thumb_bit): New method declarations.
2566 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2567 New type definitions.
2568 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2569 member declarations.
2570 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2571 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2572 New method definitions.
2574 2009-11-03 Ian Lance Taylor <iant@google.com>
2576 * options.h (class General_options): Add --warn_constructors.
2578 2009-11-03 Ian Lance Taylor <iant@google.com>
2581 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2582 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2584 2009-11-03 Ian Lance Taylor <iant@google.com>
2587 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2588 --msgid-bugs-address.
2589 (install-pdf): New target.
2590 (install-data_yes): Look up one directory to find mkinstalldirs.
2592 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2594 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2597 2009-10-30 Doug Kwan <dougkwan@google.com>
2599 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2601 2009-10-30 Doug Kwan <dougkwan@google.com>
2603 * arm.cc (Stub_addend_reader): New struct template definition
2604 and partial specializations.
2605 (Stub_addend_reader::operator()): New method definition for a
2606 partially specialized template.
2608 2009-10-30 Doug Kwan <dougkwan@google.com>
2610 * arm.cc (Arm_relobj::processor_specific_flags): New method
2612 (Arm_relobj::do_read_symbols): New method declaration.
2613 (Arm_relobj::processor_specific_flags_): New data member declaration.
2614 (Arm_dynobj): New class definition.
2615 (Target_arm::do_finalize_sections): Add input_objects parameter.
2616 (Target_arm::do_adjust_elf_header): New method declaration.
2617 (Target_arm::are_eabi_versions_compatible,
2618 (Target_arm::merge_processor_specific_flags): New method declaration.
2619 (Target_arm::do_make_elf_object): New overloaded method definitions
2621 (Arm_relobj::do_read_symbols): New method definition.
2622 (Arm_dynobj::do_read_symbols): Ditto.
2623 (Target_arm::do_finalize_sections): Add input_objects parameters.
2624 Merge processor-specific flags from all input objects.
2625 (Target_arm::are_eabi_versions_compatible,
2626 Target_arm::merge_processor_specific_flags,
2627 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2628 New method definitions.
2629 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2630 Input_objects pointer type parameter.
2631 * layout.cc (Layout::finalize): Pass input objects to target's.
2632 finalize_sections function.
2633 * output.cc (Output_file_header::do_sized_write): Set ELF file
2634 header's processor-specific flags.
2635 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2636 Input_objects pointer type parameter.
2637 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2638 * target.h (Input_objects): New forward class declaration.
2639 (Target::processor_specific_flags,
2640 Target::are_processor_specific_flags_sect): New method definitions.
2641 (Target::finalize_sections): Add input_objects parameter.
2642 (Target::Target): Initialize processor_specific_flags_ and
2643 are_processor_specific_flags_set_.
2644 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2646 (Target::set_processor_specific_flags): New method definition.
2647 (Target::processor_specific_flags_,
2648 Target::are_processor_specific_flags_set_): New data member
2650 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2651 Input_objects pointer type parameter.
2653 2009-10-30 Doug Kwan <dougkwan@google.com>
2655 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2657 2009-10-28 Ian Lance Taylor <iant@google.com>
2659 * object.h (class Relobj): Drop options parameter from
2660 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2661 do_scan_relocs, do_relocate. Change all callers.
2662 (class Sized_relobj): Drop options parameters from
2663 do_gc_process_relocs, do_scan_relocs, do_relocate,
2664 do_relocate_sections, relocate_sections, emit_relocs_scan,
2665 emit_relocs_scan_reltype. Change all callers.
2666 (struct Relocate_info): Remove options field and all references to
2668 * reloc.h (class Read_relocs): Remove options constructor
2669 parameter and options_ field. Change all callers.
2670 (class Gc_process_relocs, class Scan_relocs): Likewise.
2671 (class Relocate_task): Likewise.
2672 * target-reloc.h (scan_relocs): Remove options parameter. Change
2674 (scan_relocatable_relocs): Likewise.
2675 * target.h (class Sized_target): Remove options parameter from
2676 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2678 * gc.h (gc_process_relocs): Remove options parameter. Change all
2680 * arm.cc: Update functions to remove options parameters.
2681 * i386.cc: Likewise.
2682 * powerpc.cc: Likewise.
2683 * sparc.cc: Likewise.
2684 * x86_64.cc: Likewise.
2685 * testsuite/testfile.cc: Likewise.
2687 2009-10-28 Doug Kwan <dougkwan@google.com>
2689 * arm.cc (Arm_relobj): New class definition.
2690 (Arm_relobj::scan_sections_for_stubs,
2691 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2692 New method definitions.
2694 2009-10-28 Cary Coutant <ccoutant@google.com>
2696 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2697 (Plugin::cleanup_done_): New member.
2698 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2699 (Plugin_manager::cleanup_done_): Remove.
2700 (Plugin_manager::add_input_file): Edit error message.
2701 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2702 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2704 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2706 * fileread.cc: (File_read::View::~View): Use the new
2707 data_ownership_ filed.
2708 (File_read::~File_read): Dispose the new whole_file_view_.
2709 (File_read::open): Mmap the whole file if needed.
2710 (File_read::open): Use whole_file_view_ instead of contents_.
2711 (File_read::find_view): Use whole_file_view_ if applicable.
2712 (File_read::do_read): Use whole_file_view_ instead of contents_.
2713 (File_read::make_view): Use whole_file_view_ instead of contents_,
2714 update File_read::View::View call.
2715 (File_read::find_or_make_view): Update File_read::View::View
2717 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2719 (File_read::View::Data_ownership): New enum.
2720 (File_read::View::View): Replace bool mapped_ with Data_ownership
2722 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2723 (File_read::View::data_ownership_): New field.
2724 (File_read::contents_): Remove (replaced by whole_file_view_).
2725 (File_read::whole_file_view_): New field.
2726 * options.h (class General_options): Add --keep-files-mapped.
2728 2009-10-27 Cary Coutant <ccoutant@google.com>
2730 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2731 * testsuite/Makefile.am (plugin_test_5): New test case.
2732 * testsuite/Makefile.in: Regenerate.
2734 2009-10-25 Doug Kwan <dougkwan@google.com>
2736 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2737 from private to protected to allow access by child class.
2738 (Sized_relobj::do_relocate_sections): New method declaration.
2739 (Sized_relobj::relocate_sections): Virtualize.
2740 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2741 Sized_relobj::relocate_sections. Instantiate template explicitly
2742 for different target sizes and endianity.
2744 2009-10-24 Doug Kwan <dougkwan@google.com>
2746 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2747 (Arm_input_section::as_arm_input_section): New method.
2748 (Arm_output_section): New class definition.
2749 (Arm_output_section::create_stub_group,
2750 Arm_output_section::group_sections): New method definitions.
2752 2009-10-22 Doug Kwan <dougkwan@google.com>
2754 * arm.cc (Arm_input_section): New class definition.
2755 (Arm_input_section::init, Arm_input_section:do_write,
2756 Arm_input_section::set_final_data_size,
2757 Arm_input_section::do_reset_address_and_file_offset): New method
2760 2009-10-21 Doug Kwan <dougkwan@google.com>
2762 * arm.cc (Stub_table, Arm_input_section): New forward class
2764 (Stub_table): New class defintion.
2765 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2766 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2767 New method definition.
2769 2009-10-21 Doug Kwan <dougkwan@google.com>
2771 * arm.cc: Update copyright comments.
2772 (Target_arm): New forward class template declaration.
2773 (Arm_address): New type.
2774 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2775 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2776 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2778 (Insn_template): Same.
2779 (DEF_STUBS): New macro.
2780 (Stub_type): New enum type.
2781 (Stub_template): New class definition.
2784 (Stub_factory): Same.
2785 (Target_arm::Target_arm): Initialize may_use_blx_ and
2786 should_force_pic_veneer_.
2787 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2788 Target_arm::should_force_pic_veneer,
2789 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2790 Target_arm::using_thumb_only, Target_arm:;default_target): New
2792 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2793 New data member declarations.
2794 (Insn_template::size, Insn_template::alignment): New method defintions.
2795 (Stub_template::Stub_template): New method definition.
2796 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2797 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2798 (Stub_factory::Stub_factory): New method definition.
2799 * gold.h (string_hash): New template.
2800 * output.h (Input_section_specifier::hash_value): Use
2802 (Input_section_specifier::string_hash): Remove.
2803 * stringpool.cc (Stringpool_template::string_hash): Use
2806 2009-10-20 Doug Kwan <dougkwan@google.com>
2808 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2809 symbols of relaxed input sections.
2810 * output.h (Output_section::find_relaxed_input_section): Make
2813 2009-10-16 Doug Kwan <dougkwan@google.com>
2815 * dynobj.cc (Versions::Versions): Initialize version_script_.
2816 Only insert base version symbol definition for a shared object
2817 if version script defines any version versions.
2818 (Versions::define_base_version): New method definition.
2819 (Versions::add_def): Check that base version is not needed.
2820 (Versions::add_need): Define base version lazily.
2821 * dynobj.h (Versions::define_base_version): New method declaration.
2822 (Versions::needs_base_version_): New data member declaration.
2823 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2824 (check_DATA): Add no_version_test.stdout.
2825 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2827 * testsuite/Makefile.in: Regenerate.
2828 * testsuite/no_version_test.c: New file.
2829 * testsuite/no_version_test.sh: Ditto.
2831 2009-10-16 Doug Kwan <dougkwan@google.com>
2833 * expression.cc (class Segment_start_expression): New class definition.
2834 (Segment_start_expression::value): New method definition.
2835 (script_exp_function_segment_start): Return a new
2836 Segment_start_expression.
2837 * gold/script-c.h (script_saw_segment_start_expression): New function
2839 * script-sections.cc (Script_sections::Script_sections): Initialize
2840 SAW_SEGMENT_START_EXPRESSION_ to false.
2841 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2842 and -Tbbs options to specify section addresses if given in
2843 command line and no SEGMENT_START expression is seen in a script.
2844 * script-sections.h (Script_sections::saw_segment_start_expression,
2845 Script_sections::set_saw_segment_start_expression): New method
2847 (Script_sections::saw_segment_start_expression_): New data member
2849 * script.cc (script_saw_segment_start_expression): New function.
2850 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2851 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2852 script_test_7.sh and script_test_8.sh.
2853 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2854 script_test_8.stdout.
2855 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2856 (script_test_6, script_test_6.stdout, script_test_7,
2857 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2858 * Makefile.in: Regenerate.
2859 * testsuite/script_test_6.sh: New file.
2860 * testsuite/script_test_6.t: Same.
2861 * testsuite/script_test_7.sh: Same.
2862 * testsuite/script_test_7.t: Same.
2863 * testsuite/script_test_8.sh: Same.
2865 2009-10-16 Doug Kwan <dougkwan@google.com>
2867 * output.cc (Output_segment::set_section_list_address): Cast
2868 expressions to unsigned long long type to avoid format warnings.
2870 2009-10-15 Ian Lance Taylor <iant@google.com>
2872 * script.cc (Script_options::add_symbol_assignment): Always add a
2873 dot assignment to script_sections_.
2874 * script-sections.cc (Script_sections::add_dot_assignment):
2875 Initialize if necessary.
2877 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2878 program headers with no load segment if there is a linker script.
2880 * layout.cc (Layout::set_segment_offsets): Align the file offset
2881 to the segment aligment for -N or -n with no load segment.
2882 * output.cc (Output_segment::add_output_section): Don't crash if
2883 the first section is a TLS section.
2884 (Output_segment::set_section_list_addresses): Print an error
2885 message if the address moves backward in a linker script.
2886 * script-sections.cc
2887 (Output_section_element_input::set_section_addresses): Don't
2888 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2889 (Orphan_output_section::set_section_addresses): Likewise.
2891 2009-10-15 Doug Kwan <dougkwan@google.com>
2893 * layout.cc (Layout::finish_dynamic_section): Generate tags
2894 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2895 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2896 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2898 2009-10-14 Ian Lance Taylor <iant@google.com>
2900 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2902 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2903 data_shdr fields of relinfo.
2904 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2905 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2906 R_386_TLS_LDO_32, adjust based on section flags.
2907 (Target_i386::Relocate::fix_up_ldo): Remove.
2909 2009-10-13 Ian Lance Taylor <iant@google.com>
2911 Add support for -pie.
2912 * options.h (class General_options): Add -pie and
2914 (General_options::output_is_position_independent): Test -pie.
2915 (General_options::output_is_executable): Return true if not shared
2916 and not relocatable.
2917 (General_options::output_is_pie): Remove.
2918 * options.cc (General_options::finalize): Reject incompatible uses
2920 * gold.cc (queue_middle_tasks): A -pie link is not static.
2921 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2922 * symtab.cc (Symbol::final_value_is_known): Return false if
2923 output_is_position_independent.
2924 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2925 output_is_position_independent.
2926 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2927 output_is_position_independent.
2928 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2929 output_is_position_independent.
2930 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2932 (basic_pie_test.o, basic_pie_test): New targets.
2933 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2934 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2935 (two_file_pie_test): New target.
2936 * testsuite/Makefile.in: Rebuild.
2937 * README: Remove note saying that -pie is not supported.
2939 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2941 * options.h (class General_options): Add -init and -fini.
2942 * layout.cc (Layout::finish_dynamic_section): Emit
2943 given init and fini functions.
2945 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2947 * gc.h (gc_process_relocs): Check if icf is enabled using new
2949 * gold.cc (queue_initial_tasks): Likewise.
2950 (queue_middle_tasks): Likewise.
2951 * object.cc (do_layout): Likewise.
2952 * symtab.cc (is_section_folded): Likewise.
2953 * main.cc (main): Likewise.
2954 * reloc.cc (Read_relocs::run): Likewise.
2955 (Sized_relobj::do_scan_relocs): Likewise.
2956 * icf.cc (is_function_ctor_or_dtor): New function.
2957 (Icf::find_identical_sections): Check if function is ctor or dtor when
2959 * options.h (General_options::icf): Change option to be an enum.
2960 (Icf_status): New enum.
2961 (icf_enabled): New method.
2962 (icf_safe_folding): New method.
2963 (set_icf_status): New method.
2964 (icf_status_): New variable.
2965 * (options.cc) (General_options::finalize): Set icf_status_.
2966 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2967 icf_test and icf_keep_unique_test to use the --icf enum flag.
2968 * testsuite/icf_safe_test.sh: New file.
2969 * testsuite/icf_safe_test.cc: New file.
2971 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2973 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2974 includes to gc.h and icf.h.
2975 * arm.cc: Include gc.h.
2976 * gold.cc: Likewise.
2977 * i386.cc: Likewise.
2978 * powerpc.cc: Likewise.
2979 * sparc.cc: Likewise.
2980 * x86_64.cc: Likewise.
2981 * gc.h: Include icf.h.
2983 2009-10-11 Ian Lance Taylor <iant@google.com>
2985 * plugin.cc: Include "gold.h" before other header files.
2987 2009-10-10 Chris Demetriou <cgd@google.com>
2989 * options.h (Input_file_argument::Input_file_type): New enum.
2990 (Input_file_argument::is_lib_): Replace with...
2991 (Input_file_argument::type_): New member.
2992 (Input_file_argument::Input_file_argument): Take Input_file_type
2993 'type' rather than boolean 'is_lib' as second argument.
2994 (Input_file_argument::is_lib): Use type_.
2995 (Input_file_argument::is_searched_file): New function.
2996 (Input_file_argument::may_need_search): Handle is_searched_file.
2997 * options.cc (General_options::parse_library): Support -l:filename.
2998 (General_options::parse_just_symbols): Update for Input_file_argument
3000 (Command_line::process): Likewise.
3001 * archive.cc (Archive::get_file_and_offset): Likewise.
3002 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3003 * script.cc (read_script_file, script_add_file): Likewise.
3004 * fileread.cc (Input_file::Input_file): Likewise.
3005 (Input_file::will_search_for): Handle is_searched_file.
3006 (Input_file::open): Likewise.
3007 * readsyms.cc (Read_symbols::get_name): Likewise.
3008 * testsuite/Makefile.am (searched_file_test): New test.
3009 * testsuite/Makefile.in: Regenerate.
3010 * testsuite/searched_file_test.cc: New file.
3011 * testsuite/searched_file_test_lib.cc: New file.
3013 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3014 Ian Lance Taylor <iant@google.com>
3016 * descriptor.cc: Include <cstdio> and "binary-io.h".
3017 (Descriptors::open): Open the files in binary mode always.
3018 * script.cc (Lex::get_token): Treat \r as whitespace.
3020 2009-10-09 Ian Lance Taylor <iant@google.com>
3022 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3024 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3025 Ian Lance Taylor <iant@google.com>
3027 * configure.ac: Check for readv function also.
3028 * fileread.cc (readv): Define if not HAVE_READV.
3029 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3031 * config.in: Regenerate.
3032 * configure: Regenerate.
3034 2009-10-09 Doug Kwan <dougkwan@google.com>
3036 * layout.cc (Layout::make_output_section): Call target hook to make
3037 ordinary output section.
3038 (Layout::finalize): Adjust parameter list of call the
3039 Target::may_relax().
3040 * layout.h (class Layout::section_list): New method.
3041 * merge.h (Output_merge_base::entsize): Change visibility to public.
3042 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3044 (Output_merge_string::do_is_string): New method.
3045 * object.cc (Sized_relobj::do_setup): renamed from
3046 Sized_relobj::set_up.
3047 * object.h (Sized_relobj::adjust_shndx,
3048 Sized_relobj::initializ_input_to_output_maps,
3049 Sized_relobj::free_input_to_output_maps): Change visibilities to
3051 (Sized_relobj::setup): Virtualize.
3052 (Sized_relobj::do_setup): New method declaration.
3053 (Sized_relobj::invalidate_section_offset,
3054 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3055 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3056 * options.cc (parse_int): New function.
3057 * options.h (parse_int): New declaration.
3058 (DEFINE_int): New macro.
3059 (stub_group_size): New option.
3060 * output.cc (Output_section::Output_section): Initialize memebers
3061 merge_section_map_, merge_section_by_properties_map_,
3062 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3063 (Output_section::add_input_section): Handled deferred code-fill
3064 generation and remove an old comment.
3065 (Output_section::add_relaxed_input_section): New method definition.
3066 (Output_section::add_merge_input_section): Use merge section by
3067 properties map to speed to search. Update merge section maps
3069 (Output_section::build_relaxation_map): New method definition.
3070 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3072 (Output_section::relax_input_section): Renamed to
3073 Output_section::convert_input_sections_to_relaxed_sections and change
3074 interface to take a vector of pointers to relaxed sections.
3075 (Output_section::find_merge_section,
3076 Output_section::find_relaxed_input_section): New method definitions.
3077 (Output_section::is_input_address_mapped,
3078 Output_section::output_offset, Output_section::output_address):
3079 Use output section data maps to speed up searching.
3080 (Output_section::find_starting_output_address): Add comments.
3081 (Output_section::do_write,
3082 Output_section::write_to_postprocessing_buffer): Do code-fill
3083 generation as appropriate.
3084 (Output_section::get_input_sections): Invalidate relaxed input section
3086 (Output_section::restore_states): Adjust type of checkpoint .
3087 Invalidate relaxed input section map.
3088 * output.h (Output_merge_base): New class declaration.
3089 (Input_section_specifier): New class defintion.
3090 (class Output_relaxed_input_section) Change base class to
3091 Output_section_data_build.
3092 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3093 base class initializer.
3094 (Output_section::add_relaxed_input_section): New method declaration.
3095 (Output_section::Input_section): Change visibility to protected.
3096 (Output_section::Input_section::relobj,
3097 Output_section::Input_section::shndx): Handle relaxed input sections.
3098 Output_section::input_sections) Change visibility to protected. Also
3099 define overload to return a non-const pointer.
3100 (Output_section::Merge_section_properties): New class defintion.
3101 (Output_section::Merge_section_by_properties_map,
3102 Output_section::Output_section_data_by_input_section_map,
3103 Output_section::Relaxation_map): New types.
3104 (Output_section::relax_input_section): Rename method to
3105 Output_section::convert_input_sections_to_relaxed_sections and change
3106 interface to take a vector of relaxed section pointers.
3107 (Output_section::find_merge_section,
3108 Output_section::find_relaxed_input_section,
3109 Output_section::build_relaxation_map,
3110 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3111 New method declarations.
3112 (Output_section::merge_section_map_
3113 Output_section::merge_section_by_properties_map_,
3114 Output_section::relaxed_input_section_map_,
3115 Output_section::is_relaxed_input_section_map_valid_,
3116 Output_section::generate_code_fills_at_write_): New data members.
3117 * script-sections.cc
3118 (Output_section_element_input::set_section_addresses): Call
3119 current_data_size and addralign methods of relaxed input sections.
3120 (Orphan_output_section::set_section_addresses): Call current_data_size
3121 and addralign methods of relaxed input sections.
3122 * symtab.cc (Symbol_table::compute_final_value): Extract template
3123 from the body of Symbol_table::sized_finalize_symbol.
3124 (Symbol_table::sized_finalized_symbol): Call
3125 Symbol_table::compute_final_value.
3126 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3127 (Symbol_table::compute_final_value): New templated method declaration.
3128 * target.cc (Target::do_make_output_section): New method defintion.
3129 * target.h (Target::make_output_section): New method declaration.
3130 (Target::relax): Add more parameters for input objects, symbol table
3131 and layout. Adjust call to do_relax.
3132 (Target::do_make_output_section): New method declaration.
3133 (Target::do_relax): Add parameters for input objects, symbol table
3136 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3138 * pread.c: Include stdio.h.
3140 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3142 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3145 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3147 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3148 Change read_shndx type to unsigned int.
3149 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3151 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3152 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3153 Change read_shndx type to unsigned int.
3154 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3156 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3157 * layout.cc (Layout::create_symtab_sections): Cast the result of
3158 local_symcount * symsize to off_t in the gold_assert.
3160 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3162 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3163 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3165 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3166 (Arm_relocate_functions::thm_abs5): New function.
3167 (Arm_relocate_functions::abs12): New function.
3168 (Arm_relocate_functions::abs16): New function.
3169 (Arm_relocate_functions::base_abs): New function.
3170 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3171 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3172 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3174 (Scan::global): Likewise.
3175 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3176 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3177 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3178 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3181 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3183 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3184 (Arm_relocate_functions::movt_prel): New function.
3185 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3186 (Arm_relocate_functions::thm_movt_prel): New function.
3187 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3188 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3189 (Scan::global, Relocate::relocate): Likewise.
3190 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3192 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3194 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3195 Incremental_checker.
3196 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3198 (class Incremental_inputs_header): New class.
3199 (Incremental_inputs_header_writer): Edit comment.
3200 (Incremental_inputs_entry): New class.
3201 (Incremental_inputs_entry_writer): Edit comment.
3202 (Sized_incremental_binary::do_find_incremental_inputs_section):
3203 Add *strtab_shndx parameter, fill it.
3204 (Sized_incremental_binary::do_check_inputs): New method.
3205 (Incremental_checker::can_incrementally_link_output_file): Use
3206 Sized_incremental_binary::check_inputs.
3207 (Incremental_inputs::report_command_line): Save command line in
3210 (Incremental_binary::find_incremental_inputs_section): New
3212 (Incremental_binary::do_find_incremental_inputs_section): Add
3213 strtab_shndx parameter.
3214 (Incremental_binary::do_check_inputs): New pure virtual method.
3215 (Sized_incremental_binary::do_check_inputs): Declare.
3216 (Incremental_checker::Incremental_checker): Add incremental_inputs
3217 parameter, use it to initialize incremental_inputs_.
3218 (Incremental_checker::incremental_inputs_): New field.
3219 (Incremental_checker::command_line): New method.
3220 (Incremental_checker::inputs): New method.
3221 (Incremental_checker::command_line_): New field.
3223 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3225 * incremental.cc: Include <cstdarg> and "target-select.h".
3226 (vexplain_no_incremental): New function.
3227 (explain_no_incremental): New function.
3228 (Incremental_binary::error): New method.
3229 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3231 (make_sized_incremental_binary): New function.
3232 (open_incremental_binary): New function.
3233 (can_incrementally_link_file): Add checks if output is ELF and has
3235 * incremental.h: Include "elfcpp_file.h" and "output.h".
3236 (Incremental_binary): New class.
3237 (Sized_incremental_binary): New class.
3238 (open_incremental_binary): Declare.
3239 * object.cc (is_elf_object): Use
3240 elfcpp::Elf_recognizer::is_elf_file.
3241 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3242 * output.h (Output_file::filesize): New method.
3244 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3246 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3248 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3249 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3251 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3253 (Arm_relocate_functions::movw_abs_nc): New function.
3254 (Arm_relocate_functions::movt_abs): New function.
3255 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3256 (Arm_relocate_functions::thm_movt_abs): New function.
3257 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3258 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3259 (Scan::global): Likewise.
3260 (Relocate::relocate): Likewise.
3261 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3263 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3265 * arm.cc (Arm_relocate_functions::got_prel) New function.
3266 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3267 (Relocate::relocate): Likewise.
3268 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3270 2009-10-06 Ian Lance Taylor <iant@google.com>
3272 * options.h (class General_options): Define
3273 split_stack_adjust_size parameter.
3274 * object.h (class Object): Add uses_split_stack_ and
3275 has_no_split_stack_ fields. Add uses_split_stack and
3276 has_no_split_stack accessor functions. Declare
3277 handle_split_stack_section.
3278 (class Reloc_symbol_changes): Define.
3279 (class Sized_relobj): Define Function_offsets. Declare
3280 split_stack_adjust, split_stack_adjust_reltype, and
3282 * object.cc (Object::handle_split_stack_section): New function.
3283 (Sized_relobj::do_layout): Call handle_split_stack_section.
3284 * dynobj.cc (Sized_dynobj::do_layout): Call
3285 handle_split_stack_section.
3286 * reloc.cc (Sized_relobj::relocate_sections): Call
3287 split_stack_adjust for executable sections in split_stack
3288 objects. Pass reloc_map to relocate_section.
3289 (Sized_relobj::split_stack_adjust): New function.
3290 (Sized_relobj::split_stack_adjust_reltype): New function.
3291 (Sized_relobj::find_functions): New function.
3292 * target-reloc.h: Include "object.h".
3293 (relocate_section): Add reloc_symbol_changes parameter. Change
3295 * target.h (class Target): Add calls_non_split method. Declare
3296 do_calls_non_split virtual method. Declare match_view and
3298 * target.cc: Include "elfcpp.h".
3299 (Target::do_calls_non_split): New function.
3300 (Target::match_view): New function.
3301 (Target::set_view_to_nop): New function.
3302 * gold.cc (queue_middle_tasks): Give an error if mixing
3303 split-stack and non-split-stack objects with -r.
3304 * i386.cc (Target_i386::relocate_section): Add
3305 reloc_symbol_changes parameter.
3306 (Target_i386::do_calls_non_split): New function.
3307 * x86_64.cc (Target_x86_64::relocate_section): Add
3308 reloc_symbol_changes parameter.
3309 (Target_x86_64::do_calls_non_split): New function.
3310 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3312 * powerpc.cc (Target_powerpc::relocate_section): Add
3313 reloc_symbol_changes parameter.
3314 * sparc.cc (Target_sparc::relocate_section): Add
3315 reloc_symbol_changes parameter.
3316 * configure.ac: Call AM_CONDITIONAL for the default target.
3317 * configure: Rebuild.
3318 * testsuite/Makefile.am (TEST_AS): New variable.
3319 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3320 (check_DATA): Add split_i386 and split_x86_64 files.
3321 (SPLIT_DEFSYMS): Define.
3322 (split_i386_[1234n].o): New targets.
3323 (split_i386_[124]): New targets.
3324 (split_i386_[1234r].stdout): New targets.
3325 (split_x86_64_[1234n].o): New targets.
3326 (split_x86_64_[124]): New targets.
3327 (split_x86_64_[1234r].stdout): New targets.
3328 (MOSTLYCLEANFILES): Add new executables.
3329 * testsuite/split_i386.sh: New file.
3330 * testsuite/split_x86_64.sh: New file.
3331 * testsuite/split_i386_1.s: New file.
3332 * testsuite/split_i386_2.s: New file.
3333 * testsuite/split_i386_3.s: New file.
3334 * testsuite/split_i386_4.s: New file.
3335 * testsuite/split_i386_n.s: New file.
3336 * testsuite/split_x86_64_1.s: New file.
3337 * testsuite/split_x86_64_2.s: New file.
3338 * testsuite/split_x86_64_3.s: New file.
3339 * testsuite/split_x86_64_4.s: New file.
3340 * testsuite/split_x86_64_n.s: New file.
3341 * testsuite/testfile.cc (Target_test): Update relocation_section
3343 * testsuite/Makefile.in: Rebuild.
3345 2009-10-06 Ian Lance Taylor <iant@google.com>
3347 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3348 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3349 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3350 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3351 the address on ldo_addrs_.
3352 (Target_i386::Relocate::fix_up_ldo): New function.
3354 2009-10-06 Rafael Espindola <espindola@google.com>
3356 * plugin.cc (add_input_library): New.
3357 (Plugin::load): Add add_input_library to tv.
3358 (Plugin_manager::add_input_file): Add the is_lib argument.
3359 (add_input_file): Update call to Plugin_manager::add_input_file.
3360 (add_input_library): New.
3361 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3363 2009-09-30 Doug Kwan <dougkwan@google.com>
3365 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3366 symbol and call Symbol::may_need_copy_reloc to determine if
3367 a copy reloc is needed.
3368 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3369 nocopyreloc is given in command line.
3370 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3371 given in command line.
3372 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3373 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3374 of the removed Target_i386::may_need_copy_reloc.
3375 * options.h (copyreloc): New option with default value false.
3376 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3377 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3378 instead of the removed Target_powerpc::may_need_copy_reloc.
3379 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3380 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3381 instead of the removed Target_sparc::may_need_copy_reloc.
3382 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3383 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3384 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3385 instead of the removed Target_x86_64::may_need_copy_reloc.
3387 2009-09-30 Ian Lance Taylor <iant@google.com>
3389 * object.h (class Object): Remove target_ field, and target,
3390 sized_target, and set_target methods.
3391 (Object::sized_target): Remove.
3392 (class Sized_relobj): Update declarations. Remove sized_target.
3393 * object.cc (Sized_relobj::setup): Remove target parameter.
3395 (Input_objects::add_object): Don't do anything with the target.
3396 (make_elf_sized_object): Add punconfigured parameter. Change all
3397 callers. Set or test parameter target.
3398 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3400 * parameters.cc (Parameters::set_target): Change parameter type to
3402 (Parameters::default_target): Remove.
3403 (set_parameters_target): Change parameter type to be non-const.
3404 (parameters_force_valid_target): New function.
3405 (parameters_clear_target): New function.
3406 * parameters.h (class Parameters): Update declarations. Remove
3407 default_target method. Add sized_target and clear_target
3408 methods. Change target_ to be non-const.
3409 (set_parameters_target): Update declaration.
3410 (parameters_force_valid_target): Declare.
3411 (parameters_clear_target): Declare.
3412 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3413 as NULL if we aren't searching.
3414 (Add_symbols::run): Don't check for compatible target.
3415 * fileread.cc (Input_file::open_binary): Call
3416 parameters_force_valid_target.
3417 * gold.cc (queue_middle_tasks): Likewise.
3418 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3419 set_target on object.
3420 * dynobj.h (class Sized_dynobj): Update declarations.
3421 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3422 make_elf_object returns NULL.
3423 (Archive::include_member): Don't check whether object target is
3425 * output.cc (Output_section::add_input_section): Get target from
3427 (Output_section::relax_input_section): Likewise.
3428 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3430 (Sized_relobj::do_scan_relocs): Likewise.
3431 (Sized_relobj::relocate_sections): Likewise.
3432 * resolve.cc (Symbol_table::resolve): Likewise.
3433 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3434 parameter. Change all callers.
3435 (Symbol_table::add_from_object): Get target from parameters.
3436 (Symbol_table::add_from_relobj): Don't check object target.
3437 (Symbol_table::add_from_dynobj): Likewise.
3438 (Symbol_table::define_special_symbol): Get target from
3440 * symtab.h (class Symbol_table): Update declaration.
3441 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3442 parameter. Change all callers. Clear parameter target.
3443 (Binary_test): Test target here.
3444 * testsuite/object_unittest.cc (gold_testsuite): Remove
3445 target_test_pointer parameter. Change all callers.
3446 (Object_test): Test target here.
3448 2009-09-26 Ian Lance Taylor <iant@google.com>
3450 * testsuite/initpri1.c: Don't try to use constructor priorities if
3451 compiling with gcc before 4.3.
3453 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3455 * testsuite/retain_symbols_file_test.sh (check_present): Change
3456 output file name to retain_symbols_file_test.stdout.
3457 (check_absent): Likewise.
3459 2009-09-18 Craig Silverstein <csilvers@google.com>
3461 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3462 * options.cc: Include <cerrno> and <fstream>.
3463 (General_options::finalize): Parse -retain-symbols-file tag.
3464 * options.h: New flag.
3465 (General_options): New method should_retain_symbol, new
3466 variable symbols_to_retain.
3467 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3468 should_retain_symbol map.
3469 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3470 * testsuite/Makefile.in: Regenerate.
3471 * testsuite/retain_symbols_file_test.sh: New file.
3473 2009-09-18 Nick Clifton <nickc@redhat.com>
3475 * po/es.po: Updated Spanish translation.
3477 2009-09-17 Doug Kwan <dougkwan@google.com>
3479 * debug.h (DEBUG_RELAXATION): New constant.
3480 (DEBUG_ALL): Add DEBUG_RELAXATION.
3481 (debug_string_to_enum): Add relaxation debug option.
3483 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3484 Layout::Relaxation_debug_check::read_sections,
3485 Layout::Relaxation_debug_check::read_sections): New method definitions.
3486 (Layout::Layout): Initialize data members
3487 record_output_section_data_from_scrips_,
3488 script_output_section_data_list_ and relaxation_debug_check_.
3489 (Layout::save_segments, Layout::restore_segments,
3490 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3491 Layout::relaxation_loop_body): New method definitions.
3492 (Layout::finalize): Support relaxation. Move section layout code to
3493 Layout::relaxation_loop_body.
3494 (Layout::set_asection_address_from_script): Move code for orphan
3495 section placement out.
3496 (Layout::place_orphan_sections_in_script): New method definition.
3497 * layout.h (Output_segment_headers, Output_file_header):
3498 New forward class declarations.
3499 (Layout::~Layout): Define.
3500 (Layout::new_output_section_data_from_script): New method definition.
3501 (Layout::place_orphan_sections_in_script): New method declaration.
3502 (Layout::Segment_states): New type declaration.
3503 (Layout::save_segments, Layout::restore_segments,
3504 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3505 Layout::relaxation_loop_body): New method declarations.
3506 (Layout::Output_section_data_list): New type declaration.
3507 (Layout::Relaxation_debug_check): New class definition.
3508 (Layout::record_output_section_data_from_script_,
3509 Layout::script_output_section_data_list_, Layout::segment_states_,
3510 Layout::relaxation_debug_check_): New data members.
3511 * output.cc: (Output_section_headers::do_size): New method definition.
3512 (Output_section_headers::Output_section_headers): Move size
3513 computation to Output_section_headers::do_size.
3514 (Output_segment_headers::do_size): New method definition.
3515 (Output_file_header::Output_file_header): Move size computation to
3516 Output_file_header::do_size and call it.
3517 (Output_file_header::do_size): New method definition.
3518 (Output_data_group::Output_data_group): Adjust call to
3519 Output_section_data.
3520 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3521 (Output_symtab_xindex::do_write): Add array bound check.
3522 (Output_section::Input_section::print_to_mapfile): Handle
3523 RELAXED_INPUT_SECTION_CODE.
3524 (Output_section::Output_section): Initialize data member checkpoint_.
3525 (Output_section::~Output_section): Delete checkpoint object pointed
3527 (Output_section::add_input_section): Always add an Input_section if
3529 (Output_section::add_merge_input_section): Add assert.
3530 (Output_section::relax_input_section): New method definition.
3531 (Output_section::set_final_data_size): Set load address to zero for
3532 an unallocated section.
3533 (Output_section::do_address_and_file_offset_have_reset_values):
3534 New method definition.
3535 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3536 Handle relaxed input section.
3537 (Output_section::sort_attached_input_sections): Checkpoint input
3538 section list lazily.
3539 (Output_section::get_input_sections): Change type of input_sections to
3540 list of Simple_input_section pointers. Checkpoint input section list
3541 lazily. Also handle relaxed input sections.
3542 (Output_section::add_input_section_for_script): Take a reference to
3543 a Simple_input_section object instead of Relobj pointer and section
3544 index as parameter. Handle relaxed input sections.
3545 (Output_section::save_states, Output_section::restore_states): New
3547 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3548 (Output_data::is_data_size_fixed): New method definition.
3549 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3551 (Output_data::address_and_file_offset_have_reset_values): New method
3553 (Output_data::do_address_and_file_offset_have_reset_values): New method
3555 (Output_data::set_data_size): Check that data size is not fixed.
3556 (Output_data::fix_data_size): New method definition.
3557 (Output_data::is_data_size_fixed_): New data member.
3558 (Output_section_headers::set_final_data_size): New method definition.
3559 (Output_section_headers::do_size): New method declaration.
3560 (Output_segment_headers::set_final_data_size): New method definition.
3561 (Output_segment_headers::do_size): New method declaration.
3562 (Output_file_header::set_final_data_size)::New method definition.
3563 (Output_file_header::do_size)::New method declaration.
3564 (Output_section_data::Output_section_data): Add new parameter
3565 is_data_size_fixed and use it to fix data size.
3566 (Output_data_const::Output_data_const): Adjust call to base class
3567 constructor and fix data size.
3568 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3569 base class constructor and fix data size.
3570 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3571 base class constructor and fix data size.
3572 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3573 class constructor and fix data size.
3574 (Output_data_group::set_final_data_size): New method definition.
3575 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3576 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3577 class constructor and fix data size.
3578 (Output_relaxed_input_section): New class definition.
3579 (Output_section::Simple_input_section): New class definition.
3580 (Output_section::get_input_sections): Adjust parameter list.
3581 (Output_section::add_input_section_for_script): Same.
3582 (Output_section::save_states, Output_section::restore_states,
3583 Output_section::do_address_and_file_offset_have_reset_values,
3584 (Output_section::Input_section::Input_section): Handle
3585 RELAXED_INPUT_SECTION_CODE. Add new overload for
3586 Output_relaxed_input_section.
3587 (Output_section::Input_section::is_input_section,
3588 Output_section::Input_section::set_output_section): Handle relaxed
3590 (Output_section::Input_section::is_relaxed_input_section,
3591 Output_section::Input_section::output_section_data,
3592 Output_section::Input_section::relaxed_input_section): New method
3594 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3596 (Output_section::Input_section::u1_): Update comments.
3597 (Output_section::Input_section::u2_): Add new union member poris.
3598 (Output_section::Checkpoint_output_section): New classs definition.
3599 (Output_section::relax_input_section): New method declaration.
3600 (Output_section::checkpoint_): New data member.
3601 (Output_segment): Update comments.
3602 (Output_segment::Output_segment): Un-privatize copy constructor.
3603 (Output_segment::operator=): Un-privatize.
3604 * script-sections.cc (Output_section_element::Input_section_list):
3605 Change element type to Output_section::Simple_input_section.
3606 (Output_section_element_dot_assignment::set_section_addresses):
3607 Register output section data for relaxation clean up.
3608 (Output_data_exression::Output_data_expression): Adjust call to base
3609 constructor to fix data size.
3610 (Output_section_element_data::set_section_addresses): Register
3611 Output_data_expression object for relaxation clean up.
3612 (struct Input_section_info): Replace Relobj pointer and section index
3613 pair with Output_section::Simple_input_section and Convert struct to a
3615 (Input_section_sorter::operator()): Adjust access to
3616 Input_section_info data member to use accessors.
3617 (Output_section_element_input::set_section_addresses): Use layout
3618 parameter. Adjust code to use Output_section::Simple_input_section
3619 and Input_secction_info classes. Register filler for relaxation
3621 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3622 and section index pair with Output_section::Simple_input_section
3623 class. Adjust code accordingly.
3624 (Phdrs_element::release_segment): New method definition.
3625 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3627 (Script_sections::release_segments): New method definition.
3628 * gold/script-sections.h (Script_sections::release_segments): New
3630 * gold/target.h (Target::may_relax, Target::relax,
3631 Target::do_may_relax, Target::do_relax): New method definitions.
3633 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3635 * arm.cc (has_signed_unsigned_overflow): New function.
3636 (Arm_relocate_functions::abs8): New function.
3637 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3638 (Target_arm::Scan::global): Likewise.
3639 (Target_arm::relocate::relocate): Likewise.
3640 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3643 2009-09-16 Cary Coutant <ccoutant@google.com>
3645 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3646 * testsuite/Makefile.in: Regenerate.
3648 2009-09-11 Nick Clifton <nickc@redhat.com>
3650 * po/gold.pot: Updated by the Translation project.
3652 2009-09-08 Cary Coutant <ccoutant@google.com>
3654 * output.cc (Output_file::open): Add execute permission to empty file.
3655 * testsuite/Makefile.am (permission_test): New test.
3656 * testsuite/Makefile.in: Regenerate.
3658 2009-09-02 Ian Lance Taylor <iant@google.com>
3660 * output.cc (Output_file::resize): Call map_no_anonymous rather
3663 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3665 * gold.cc: Include "incremental.h".
3666 (queue_initial_tasks): Call Incremental_checker methods.
3667 * incremental.cc: Include "output.h".
3668 (Incremental_checker::can_incrementally_link_output_file): New
3670 * incremental.h (Incremental_checker): New class.
3672 * output.cc (Output_file::open_for_modification): New method.
3673 (Output_file::map_anonymous): Changed return type to bool. Record
3675 (Output_file::map_no_anonymous): New method, broken out of map.
3676 (Output_file::map): Use map_no_anonymous and map_anonymous.
3677 * output.h (class Output_file): Update declarations.
3679 2009-08-24 Cary Coutant <ccoutant@google.com>
3681 * options.h (Command_line::Pre_options): New class.
3682 (Command_line::pre_options): New member.
3683 * options.cc (gold::options::ready_to_register): New variable.
3684 (One_option::register_option): Do nothing if not registering options.
3685 Assert if same short option registered twice.
3686 (General_options::General_options): Turn off option registration when
3688 (Command_line::Pre_options::Pre_options): New constructor.
3690 2009-08-24 Cary Coutant <ccoutant@google.com>
3692 * options.h (General_options::no_keep_memory): Remove incorrect
3695 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3697 * Makefile.am (am__skiplex, am__skipyacc): New.
3698 * Makefile.in: Regenerate.
3700 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3702 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3703 (INCLUDES): ... this.
3704 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3705 (AM_CPPFLAGS): Renamed from ...
3706 (INCLUDE): ... this.
3707 * Makefile.in, testsuite/Makefile.in: Regenerate.
3709 * Makefile.in: Regenerate.
3710 * aclocal.m4: Likewise.
3711 * config.in: Likewise.
3712 * configure: Likewise.
3713 * testsuite/Makefile.in: Likewise.
3715 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3716 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3717 * Makefile.in: Regenerate.
3718 * testsuite/Makefile.in: Regenerate.
3720 2009-08-19 Cary Coutant <ccoutant@google.com>
3722 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3723 symbols in shared libraries overridden by hidden or internal symbols
3724 in the main program.
3726 2009-08-19 Chris Demetriou <cgd@google.com>
3728 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3729 checking source file names in error messages.
3731 2009-08-18 Doug Kwan <dougkwan@google.com>
3733 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3734 an elcpp::Ehdr as parameter. Adjust call to set_target.
3735 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3736 an elfcpp::Ehdr as parameter.
3737 * object.cc (Object::set_target): Remove the version that looks up
3738 a target and sets it.
3739 (Sized_relobj::setup): Take a Target object instead of
3740 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3741 (make_elf_sized_object): Find target and ask target to
3743 * object.h: (Object::set_target): Remove the version that looks up
3744 a target and sets it.
3745 (Sized_relobj::setup): Take a Target object instead of
3746 an elfcpp:Ehdr as parameter.
3747 * target.cc: Include dynobj.h.
3748 (Target::do_make_elf_object_implementation): New.
3749 (Target::do_make_elf_object): New.
3750 * target.h (Target::make_elf_object): New template declaration.
3751 (Target::do_make_elf_object): New method declarations.
3752 (Target::do_make_elf_object_implementation): New template declaration.
3754 2009-08-14 Ian Lance Taylor <iant@google.com>
3756 * gold.h (FUNCTION_NAME): Define.
3757 (gold_unreachable): Use FUNCTION_NAME.
3759 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3761 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3762 symbol in the --keep-unique list is not found.
3764 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3766 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3767 been maked as --keep-unique.
3768 (Icf::unfold_section): New function.
3769 * icf.h (Icf::unfold_section): New function.
3770 * options.h (General_options::keep_unique): New option.
3771 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3772 * testsuite/Makefile.in: Regenerate.
3773 * testsuite/icf_keep_unique_test.sh: New file.
3774 * testsuite/icf_keep_unique_test.cc: New file.
3776 2009-08-12 Cary Coutant <ccoutant@google.com>
3779 * resolve.cc (Symbol_table::resolve): Check for references from
3780 dynamic objects to hidden and internal symbols.
3781 * testsuite/Makefile.am (hidden_test.sh): New test.
3782 * testsuite/Makefile.in: Regenerate.
3783 * testsuite/hidden_test.sh: New script.
3784 * testsuite/hidden_test_1.c: New test source.
3785 * testsuite/hidden_test_main.c: New test source.
3787 2009-08-11 Doug Kwan <dougkwan@google.com>
3789 * arm.cc: Update comments.
3790 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3791 segment to locate the .ARM.exidx section if present.
3793 2009-08-09 Doug Kwan <dougkwan@google.com>
3795 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3798 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3799 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3802 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3804 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3805 valid tls_segment only for non-debug-section relocations.
3806 * testsuite/Makefile.am: Add gc_tls_test.
3807 * testsuite/Makefile.in: Regenerate.
3808 * testsuite/gc_tls_test.cc: New file.
3809 * testsuite/gc_tls_test.sh: New file.
3811 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3815 * Makefile.am (CCFILES): Add icf.cc.
3817 * Makefile.in: Regenerate.
3818 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3819 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3820 section, symbol and addend information for the relocs.
3821 * gold.cc (queue_middle_tasks): Call identical code folding.
3822 * gold.h: Add defines for multimap.
3823 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3824 to the call of finalize_local_symbols.
3825 * main.cc (main): Create object of class Icf.
3826 * object.cc (Sized_relobj::do_layout): Allow this function to be
3827 called twice during icf.
3828 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3829 to sections marked as identical by icf.
3830 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3832 (Sized_relobj::do_section_entsize): New function.
3833 * object.h (Object::section_entsize): New function.
3834 (Object::do_section_entsize): New pure virtual function.
3835 (Relobj::finalize_local_symbols): Add new parameter.
3836 (Relobj::do_section_entsize): New function.
3837 * options.h (General_options::icf): New option.
3838 (General_options::icf_iterations): New option.
3839 (General_options::print_icf_sections): New option.
3840 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3841 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3842 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3844 * symtab.cc (Symbol_table::is_section_folded): New function.
3845 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3846 to sections marked as identical by icf.
3847 * symtab.h (Symbol_table::set_icf): New function.
3848 (Symbol_table::icf): New function.
3849 (Symbol_table::is_section_folded): New function.
3850 (Symbol_table::icf_): New data member.
3851 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3852 * testsuite/Makefile.am: Add commands to build icf_test.
3853 * testsuite/Makefile.in: Regenerate.
3854 * testsuite/icf_test.sh: New file.
3855 * testsuite/icf_test.cc: New file.
3857 2009-07-24 Chris Demetriou <cgd@google.com>
3859 * layout.cc (is_compressible_debug_section): Fix incorrect
3860 comment about compressed section names.
3862 2009-07-20 Ian Lance Taylor <ian@airs.com>
3865 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3867 2009-07-16 Ian Lance Taylor <iant@google.com>
3870 * layout.h: #include <map>.
3871 (class Kept_section): Change from struct to class. Add accessors
3872 and setters. Add section size to Comdat_group mapping. Change
3873 Comdat_group to std::map. Add is_comdat_ field. Add
3874 linkonce_size field in union.
3875 (class Layout): Update declaration of find_or_add_kept_section.
3876 Don't declare find_kept_object.
3877 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3878 parameter. Add object, shndx, is_comdat, and is_group_name
3879 parameters. Change all callers. Adjust for new Kept_section.
3880 (Layout::find_kept_object): Remove.
3881 * object.cc (Sized_relobj::include_section_group): Update use of
3882 Kept_section. Rename secnum to shndx. Only record
3883 Kept_comdat_section if sections are the same size.
3884 (Sized_relobj::include_linkonce_section): Update use of
3885 Kept_section. Only record Kept_comdat_section if sections are the
3886 same size. Set size of linkonce section.
3887 (Sized_relobj::map_to_kept_section): Update call to
3888 get_kept_comdat_section.
3889 * object.h (class Sized_relobj): Rename fields in
3890 Kept_comdat_section to drop trailing underscores; change object
3891 field to Relobj*. Change Kept_comdat_section_table to store
3892 struct rather than pointer.
3893 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3894 Add kept_object and kept_shndx parameters. Change all callers.
3895 (Sized_relobj::get_kept_comdat_section): Change return type to
3896 bool. Add kept_object and kept_shndx parameters. Change all
3898 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3899 Layout::find_or_add_kept_section.
3901 2009-07-09 Ian Lance Taylor <iant@google.com>
3903 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3904 Reserve space in the hash table.
3906 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3908 * fileread.cc (File_read::get_mtime): New method.
3909 * fileread.h (Timespec): New structure.
3910 (File_read::get_mtime): New method.
3911 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3912 Renamed from timestamp_nsec.
3913 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3915 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3917 (Incremental_inputs::report_archive): Save mtime; style fix.
3918 (Incremental_inputs::report_obejct): Save mtime; style fix.
3919 (Incremental_inputs::report_script): Save mtime; style fix.
3920 (Incremental_inputs::finalize_inputs): Style fix.
3921 (Incremental_inputs::finalize): Style fix.
3922 (Incremental_inputs::create_input_section_data): Store inputs
3924 * incremental.h (Incremental_inputs::report_script): Add mtime
3926 (Incremental_inputs::Input_info::Input_info): Intialize only one
3928 (Incremental_inputs::Input_info::archive): Move to nameless
3930 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3931 (Incremental_inputs::Input_info::script): Move to nameless union.
3932 (Incremental_inputs::mtime): New field.
3933 * script.cc (read_input_script): Pass file mtime to
3935 * script.h (Script_info::inputs): Style fix.
3937 2009-07-01 Ian Lance Taylor <ian@airs.com>
3939 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3942 2009-06-24 Ian Lance Taylor <iant@google.com>
3945 * layout.cc (Layout::choose_output_section): If we find an
3946 existing section, update the flags.
3947 (Layout::create_notes): New function, broken out of
3949 (Layout::finalize): Don't create note sections.
3950 (Layout::create_note): Don't crash if linker script discards
3952 (Layout::create_gold_note): Likewise.
3953 (Layout::create_build_id): Likewise. Don't set
3954 after_input_sections on the section.
3955 (Layout::create_executable_stack_info): Remove target parameter.
3957 * layout.h (class Layout): Declare create_notes. Update
3958 declaration of create_executable_stack_info.
3959 * gold.cc (queue_middle_tasks): Call create_notes.
3960 * output.cc (Output_section::update_flags_for_input_section): Move
3961 here from output.h. If SHF_ALLOC flag is newly set, mark address
3963 * output.h (Output_data::mark_address_invalid): New function.
3964 (class Output_section): Only declare, not define,
3965 update_flags_for_input_section. Remove set_flags.
3967 2009-06-24 Ian Lance Taylor <iant@google.com>
3969 * script-sections.cc (Output_section_definition::
3970 set_section_addresses): Rename shadowing local load_address to
3973 2009-06-24 Ian Lance Taylor <iant@google.com>
3976 * reloc.cc (relocate_sections): Skip empty relocation sections.
3978 2009-06-23 Ian Lance Taylor <iant@google.com>
3981 * layout.cc (Layout::create_note): Use choose_output_section
3982 rather than make_output_section.
3984 2009-06-23 Ian Lance Taylor <iant@google.com>
3987 * options.cc (General_options::parse_V): Set printed_version_.
3988 (General_options::General_options): Initialize printed_version_.
3989 * options.h (class General_options): Add printed_version_ field.
3990 * gold.cc (queue_initial_tasks): If there are no input files,
3991 don't give a fatal error if we printed the version information.
3992 (queue_middle_tasks): If using -r with a shared object, give a
3993 fatal error rather than an ordinary error.
3995 2009-06-23 Ian Lance Taylor <iant@google.com>
3998 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3999 (Layout::make_output_section): Set have_stabstr_section_ if we see
4000 a .stab*str section.
4001 (Layout::finalize): Call link_stabs_sections.
4002 (Layout::link_stabs_sections): New file.
4003 * layout.h (class Layout): Add have_stabstr_section_ field.
4004 Declare link_stabs_sections.
4006 2009-06-23 Doug Kwan <dougkwan@google.com>
4008 * Makefile.am (libgold_a_LIBADD): New.
4009 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4010 * Makefile.in: Regenerate.
4011 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4012 * configure: Regenerate.
4013 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4014 * fileread.cc: Include sys/state.h
4015 * gold.h: Declare memmem and strndup if found missing.
4016 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4018 2009-06-23 Ian Lance Taylor <iant@google.com>
4020 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4021 * configure: Rebuild.
4023 2009-06-23 Ian Lance Taylor <iant@google.com>
4026 * object.cc (Object::section_contents): Don't try to get a view if
4027 the section has length zero.
4028 (Object::handle_gnu_warning_section): If the section is empty, use
4029 the name of the section as the warning.
4031 2009-06-23 Ian Lance Taylor <iant@google.com>
4034 * stringpool.h (class Stringpool_template): Add optimize_ field.
4035 (Stringpool_template::set_optimize): New function.
4036 * stringpool.cc (Stringpool_template::Stringpool_template):
4037 Initialize optimize_ field.
4038 (Stringpool_template::set_string_offsets): Test local optimize
4039 fild rather than parameter.
4040 * layout.cc (Layout::Layout): Call set_optimize on the section
4043 2009-06-22 Ian Lance Taylor <iant@google.com>
4046 * yyscript.y: Parse TARGET.
4047 * script.cc (script_set_target): New function.
4048 * script-c.h (script_set_target): Declare.
4049 * options.cc (General_options::string_to_object_format): Rename
4050 from string_to_object_format in anonymous namespace. Change
4052 * options.h (class General_options): Declare
4053 string_to_object_format.
4055 2009-06-22 Ian Lance Taylor <iant@google.com>
4057 * script-sections.cc (Script_sections::create_segments): Don't put
4058 program headers in a PT_LOAD segment if -n or -N.
4060 2009-06-22 Ian Lance Taylor <iant@google.com>
4063 * options.h (class General_options): Add -z lazy and -z now. Sort
4064 -z options into alphabetical order.
4065 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4067 2009-06-21 Ian Lance Taylor <iant@google.com>
4069 * layout.cc (Layout::make_output_section): Call
4070 Target::new_output_section.
4071 (Layout::attach_allocated_section_to_segment): Put large section
4072 sections in a separate load segment with the large segment flag
4074 (Layout::segment_precedes): Sort large data segments after other
4076 (align_file_offset): New static function.
4077 (Layout::set_segment_offsets): Use align_file_offset.
4078 * output.h (class Output_section): Add is_small_section_ and
4079 is_large_section_ fields.
4080 (Output_section::is_small_section): New function.
4081 (Output_section::set_is_small_section): New function.
4082 (Output_section::is_large_section): New function.
4083 (Output_section::set_is_large_section): New function.
4084 (Output_section::is_large_data_section): New function.
4085 (class Output_segment): Add is_large_data_segment_ field.
4086 (Output_segment::is_large_data_segment): New function.
4087 (Output_segment::set_is_large_data_segment): New function.
4088 * output.cc (Output_section::Output_section): Initialize new
4090 (Output_segment::Output_segment): Likewise.
4091 (Output_segment::add_output_section): Add assertion that large
4092 data sections always go in large data segments. Force small data
4093 sections to the end of the list of data sections. Force small BSS
4094 sections to the start of the list of BSS sections. For large BSS
4095 sections to the end of the list of BSS sections.
4096 * symtab.h (class Symbol): Declare is_common_shndx.
4097 (Symbol::is_defined): Check Symbol::is_common_shndx.
4098 (Symbol::is_common): Likewise.
4099 (class Symbol_table): Define enum Commons_section_type. Update
4100 declarations. Add small_commons_ and large_commons_ fields.
4101 * symtab.cc (Symbol::is_common_shndx): New function.
4102 (Symbol_table::Symbol_table): Initialize new fields.
4103 (Symbol_table::add_from_object): Put small and large common
4104 symbols in the right list.
4105 (Symbol_table::sized_finalized_symbol): Check
4106 Symbol::is_common_shndx.
4107 (Symbol_table::sized_write_globals): Likewise.
4108 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4109 common symbol lists. Don't call do_allocate_commons_list if the
4111 (Symbol_table::do_allocate_commons_list): Remove is_tls
4112 parameter. Add comons_section_type parameter. Change all
4113 callers. Handle small and large common symbols.
4114 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4115 Symbol::is_common_shndx.
4116 * resolve.cc (symbol_to_bits): Likewise.
4117 * target.h (Target::small_common_shndx): New function.
4118 (Target::small_common_section_flags): New function.
4119 (Target::large_common_shndx): New function.
4120 (Target::large_common_section_flags): New function.
4121 (Target::new_output_section): New function.
4122 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4123 small_common_section_flags, and large_common_section_flags
4125 (Target::do_new_output_section): New virtual function.
4126 * arm.cc (Target_arm::arm_info): Initialize new fields.
4127 * i386.cc (Target_i386::i386_info): Likewise.
4128 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4130 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4131 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4132 (Target_x86_64::do_new_output_section): New function.
4133 * configure.ac: Define conditional MCMODEL_MEDIUM.
4134 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4135 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4136 (large_LDFLAGS): Define.
4137 * testsuite/large.c: New file.
4138 * testsuite/testfile.cc (Target_test::test_target_info):
4139 Initialize new fields.
4140 * configure, testsuite/Makefile.in: Rebuild.
4142 2009-06-05 Doug Kwan <dougkwan@google.com>
4144 * Makefile.am (CCFILES): Add target.cc.
4145 * Makefile.in: Regenerate.
4146 * i386.cc (class Target_i386): Define new virtual method to
4147 override do_is_local_label_name in parent.
4148 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4149 local symbols if --discard-locals or -X is given.
4150 * options.h (class General_options): Declare new options
4151 '--discard-locals' and '-X' for discarding locals.
4152 * target.h (class Target): Define new methods is_local_label_name.
4153 Declare new virtual method do_is_local_label_name.
4154 * target.cc: New file.
4155 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4156 (check_SCRIPTS): Add discard_locals_test.sh.
4157 (check_DATA): Add discard_local_tests.syms.
4158 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4159 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4160 * testsuite/Makefile.in: Regenerate.
4161 * testsuite/discard_locals_test.c: New file.
4162 * testsuite/discard_locals_test.sh: Same.
4164 2009-06-05 Doug Kwan <dougkwan@google.com>
4166 * object.cc (Sized_relobj::Sized_relobj): Initialize
4167 discarded_eh_frame_shndx_ to -1U.
4168 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4170 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4171 a discarded .eh_frame section.
4172 (Sized_relobj::do_finalize_local_symbols): Ditto.
4173 * object.h (class Sized_relobj): Declare new member
4174 discarded_eh_frame_shndx_.
4175 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4176 (local_labels_test.o, local_labels_test): New rules.
4177 * testsuite/Makefile.in: Regenerate.
4179 2009-06-04 Doug Kwan <dougkwan@google.com>
4181 * layout.cc (Layout::section_name_mapping): Add mapping for
4182 special ARM sections.
4184 2009-06-03 Doug Kwan <dougkwan@google.com>
4186 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4187 (utils::has_overflow): Same.
4189 2009-06-03 Ian Lance Taylor <iant@google.com>
4191 * layout.cc (Layout::section_name_mapping): New array, replacing
4192 Layout::linkonce_mapping.
4193 (Layout::section_name_mapping_count): New variable, replacing
4194 Layout::linkonce_mapping_count.
4195 (Layout::linkonce_output_name): Remove.
4196 (Layout::output_section_name): Rewrite.
4197 * layout.h (class Layout): Rename Linkonce_mapping to
4198 Section_name_mapping, linkonce_mapping to section_name_mapping,
4199 linkonce_mapping_count to section_name_mapping_count. Don't
4200 declare linkonce_output_name.
4202 2009-06-03 Doug Kwan <dougkwan@google.com>
4204 * gold/arm.cc (namespace utils): New.
4205 (Target_arm::reloc_is_non_pic): Define new method.
4206 (class Arm_relocate_functions): New.
4207 (Target_arm::Relocate::relocate): Handle relocation types used by
4210 2009-06-03 Ian Lance Taylor <iant@google.com>
4212 * arm.cc (Target_arm::scan::global): Use || instead of |.
4214 2009-06-02 Doug Kwan <dougkwan@google.com>
4216 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4217 issued_non_pic_error_.
4218 (class Target_arm::Scan): Declare new method check_non_pic.
4219 Define new method symbol_needs_plt_entry.
4220 Declare new data member issued_non_pic_error_.
4221 (class Target_arm::Relocate): Declare new method
4222 should_apply_static_reloc.
4223 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4224 (Target_arm::Scan::check_non_pic): Define new method.
4225 (Target_arm::Scan::local): Handle a small subset of reloc types used
4227 (Target_arm::Scan::local): Same.
4228 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4230 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4232 * incremental.cc (Incremental_inputs::report_command_line): Filter
4233 out --incremental-* options.
4235 2009-05-29 Doug Kwan <dougkwan@google.com>
4237 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4239 (class Target_arm): Update comment.
4240 (Target_arm::Target_arm): Initialize new data members GOT_,
4241 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4242 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4243 and Target_arm::rel_dyn_section.
4244 Declare new_enum Target_arm::Got_type.
4245 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4247 Update commments for member do_dynsym_value.
4248 (Target_arm::got_size, Target_arm::plt_section,
4249 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4250 new methods inside class defintion.
4251 (Target_arm::got_section): Define new method.
4252 (Target_arm::rel_dyn_section): Same.
4253 (Output_data_plt_arm): New template class.
4254 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4255 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4256 (Output_data_plt_arm::add_entry): Same.
4257 (Output_data_plt_arm::first_plt_entry): Define new
4258 static data member for PLT instruction template.
4259 (Output_data_plt_arm::plt_entry): Same.
4260 (Output_data_plt_arm::do_write): Define new method.
4261 (Target_arm::make_plt_entry): Same.
4262 (Target_arm::do_finalize_sections): Same.
4263 (Target_arm::do_dynsym_value): Same.
4265 2009-05-28 Doug Kwan <dougkwan@google.com>
4267 * Makefile.am (TARGETSOURCES): Add arm.cc.
4268 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4269 * Makefile.in: Regenerate.
4271 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4273 2009-05-26 Doug Kwan <dougkwan@google.com>
4275 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4276 (General_options::check_excluded_libs): Strip off directories in
4277 archive name before matching like GNU ld does.
4278 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4279 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4280 (exclude_libs_test_LDFLAGS): Add linker option
4281 -Wl,--exclude-libs,libexclude_libs_test_3
4282 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4283 an explicit archive without using -l.
4284 (alt/libexclude_libs_test_3.a): New make rule.
4285 * testsuite/Makefile.in: Regenerate.
4286 * testsuite/exclude_libs_test.c : Declare lib3_default().
4288 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4289 * exclude_libs_test_3.c: New file.
4291 2009-05-26 Nick Clifton <nickc@redhat.com>
4293 * po/id.po: New Indonesian translation.
4294 * po/gold.pot: Updated template file.
4296 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4298 * testsuite/Makefile.am: Add -ffunction-sections to compile
4299 gc_comdat_test files. Add -Wl,--gc-sections to build
4301 * testsuite/Makefile.in: Regenerate.
4302 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4304 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4306 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4307 kept comdat section was garbage collected.
4308 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4309 * testsuite/Makefile.in: Regenerate.
4310 * testsuite/gc_comdat_test.sh: New file.
4311 * testsuite/gc_comdat_test_1.cc: New file.
4312 * testsuite/gc_comdat_test_2.cc: New file.
4314 2009-05-19 Doug Kwan <dougkwan@google.com>
4316 * archive.cc (Archive::Archive): Move constructor from archive.h
4317 to here. Initialize no_export_.
4318 (Archive::get_elf_object_for_member): Set no_export flag of object.
4319 * archive.h (Archive::Archive): Move constructor body to
4321 (Archive::no_export): New method.
4322 (Archive::no_export_): New field.
4323 * object.h (Object::Object): Initialize no_export_ to false.
4324 (Object::no_export, Object::set_no_export): New methods.
4325 (Object::no_export_): New field.
4326 * options.cc (General_options::parse_exclude_libs): New method.
4327 (General_options::check_excluded_libs) Same.
4328 * options.h (exclude_libs): New option.
4329 (General_options::check_excluded_libs): New method declaration.
4330 (General_options::excluded_libs_): New field.
4331 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4332 default or protected visibility if an object has no-export flag set.
4333 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4334 (check_SCRIPTS): Add exclude_libs_test.sh.
4335 (check_DATA): Add exclude_libs_test.syms.
4336 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4337 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4338 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4339 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4340 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4341 libexclude_libs_test_2.a): New rules.
4342 * testsuite/Makefile.in: Regenerate.
4343 * testsuite/exclude_libs_test.c: New file.
4344 * testsuite/exclude_libs_test.sh: Ditto.
4345 * testsuite/exclude_libs_test_1.c: Ditto.
4346 * testsuite/exclude_libs_test_2.c: Ditto.
4348 2009-05-15 Ian Lance Taylor <iant@google.com>
4350 * configure.ac: Check for declarations for cases where libiberty.h
4351 checks HAVE_DECL_xxx.
4352 * configure, config.in: Rebuild.
4354 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4356 * gold.h (Incremental_argument_list): Remove (invalid) forward
4358 * incremental.cc (Incremental_inputs::report_achive): New method.
4359 (Incremental_inputs::report_object): New method.
4360 (Incremental_inputs::report_script): New method.
4361 (Incremental_inputs::finalize_inputs): New method.
4362 (Incremental_inputs::finalize): Call finalize_inputs().
4363 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4364 Create inputs entries.
4365 * incremental.h (Incremental_input_type): New enum.
4366 (Incremental_inputs::Incremental_input): Initialize new fields.
4367 (Incremental_inputs::report_inputs): New method.
4368 (Incremental_inputs::report_achive): New method.
4369 (Incremental_inputs::report_object): New method.
4370 (Incremental_inputs::report_script): New method.
4371 (Incremental_inputs::finalize_inputs): New method.
4372 (Incremental_inputs::Input_info): New struct.
4373 (Incremental_inputs::Input_info_map): New typedef.
4374 (Incremental_inputs::lock_): New field.
4375 (Incremental_inputs::Inputs_): New field.
4376 (Incremental_inputs::Inputs_map): New field.
4377 * main.cc (main): Call Incremental_input::report_inputs.
4378 * options.h (Input_argument_list): Typedef moved from
4380 (Input_file_group::Files): Remove, use ::Input_argument_list.
4381 (Input_file_group::Input_argument_list): Remove, use
4382 ::Input_argument_list.
4383 * plugin.cc (Plugin_manager::add_input_file): Add error in
4385 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4387 * script.cc (read_input_script): Call
4388 Incremental_input::report_script.
4389 * script.h (Script_info): New class.
4391 2009-04-27 Ian Lance Taylor <iant@google.com>
4393 * x86_64.cc (do_adjust_output_section): Set entsize to
4396 2009-04-23 Elliott Hughes <enh@google.com>
4398 * output.cc (Output_file::close): After short writes, continue
4399 writing from the correct offset in the buffer being written.
4401 2009-04-23 Chris Demetriou <cgd@google.com>
4403 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4404 * configure: Regenerate.
4405 * config.in: Regenerate.
4406 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4407 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4409 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4411 * incremental.cc (Incremental_inputs_header_data): Renamed from
4412 Incremental_input_header_data.
4413 (Incremental_inputs_header_data::data_size): New field.
4414 (Incremental_inputs_header_data::put_input_file_count): Renamed
4415 from input_file_count.
4416 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4417 from command_line_offset.
4418 (Incremental_inputs_header_data::put_reserved): Renamed from
4420 (Incremental_inputs_entry_data): Renamed from
4421 Incremental_input_entry_data.
4422 (Incremental_inputs_entry_data::data_size): New field.
4423 (Incremental_inputs::report_command_line): New method.
4424 (Incremental_inputs::finalize): New method.
4425 (Incremental_inputs::create_incremental_inputs_data): New method.
4426 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4427 * incremental.h: New file.
4428 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4429 (Layout::finalize): Create incremental inputs section in
4431 (Layout::create_incremental_info_sections): New method.
4432 * layout.h (Layout::incremental_inputs): New method.
4433 (Layout::create_incremental_info_sections): New method.
4434 (Layout::incremental_inputs_): New field.
4435 * main.cc (main): Notify Incremental_input of the command line.
4437 2009-04-01 Ian Lance Taylor <iant@google.com>
4438 Mikolaj Zalewski <mikolajz@google.com>
4440 * gold.h (reserve_unordered_map): Define, three versions, one for
4441 each version of Unordered_map.
4442 * layout.cc (Layout::Layout): Remove options parameter. Add
4443 number_of_input_files parameter. Don't initialize options_.
4444 Initialize number_of_input_files_ and resized_signatures_. Move
4445 sections_are_attached_.
4446 (Layout::layout_group): Reserve space for group_signatures_.
4447 (Layout::find_or_add_kept_section): Change name parameter to be a
4448 reference. Resize signatures_ map when it gets large enough.
4449 (Layout::layout_eh_frame): Use parameters->options() instead of
4451 (Layout::make_output_section): Likewise.
4452 (Layout::attach_allocated_section_to_segment): Likewise.
4453 (Layout::finalize, Layout::create_executable_stack): Likewise.
4454 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4455 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4456 * layout.h (class Layout): Update declarations. Remove options_
4457 field. Add number_of_input_files_ and resized_signatures_
4458 fields. Move sections_are_attached_ field.
4459 * main.cc (main): Pass number of input files to Layout
4460 constructor. Don't pass options.
4462 2009-03-30 Ian Lance Taylor <iant@google.com>
4464 * ffsll.c (ffsll): Correct implementation.
4466 2009-03-27 Ian Lance Taylor <iant@google.com>
4468 * ffsll.c: New file.
4469 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4470 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4471 * ftruncate.c (ftruncate): Declare before definition.
4472 * mremap.c (mremap): Likewise.
4473 * pread.c (pread): Likewise.
4474 * configure, Makefile.in, config.in: Rebuild.
4476 * mremap.c: New file.
4477 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4478 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4479 (mremap): Declare if HAVE_MREMAP is not defined.
4480 * configure, Makefile.in, config.in: Rebuild.
4482 2009-03-27 Cary Coutant <ccoutant@google.com>
4484 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4485 position independent.
4486 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4487 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4489 2009-03-24 Cary Coutant <ccoutant@google.com>
4491 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4493 (needs_dynamic_reloc): Likewise.
4495 2009-03-24 Ian Lance Taylor <iant@google.com>
4497 * yyscript.y (file_cmd): Recognize EXTERN.
4498 (extern_name_list, extern_name_list_body): New nonterminals.
4499 * script.cc (script_add_extern): Define.
4500 * script-c.h (script_add_extern): Declare.
4502 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4504 * object.cc (is_elf_object): Define.
4505 * object.h (is_elf_object): Declare.
4506 * archive.cc (Archive::get_elf_object_for_member): Call
4508 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4510 2009-03-24 Elliott Hughes <enh@google.com>
4512 * output.cc (Output_file::map_anonymous): Define.
4513 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4514 try an anonymous one. Report the size if the mmap fails.
4515 * output.h (class Output_file): Declare map_anonymous.
4517 2009-03-24 Ian Lance Taylor <iant@google.com>
4519 * target-select.cc (instantiate_target): Don't acquire the lock if
4520 the instantiated_target_ field has already been set.
4522 2009-03-23 Ian Lance Taylor <iant@google.com>
4524 * gold-threads.h (class Initialize_lock): Define.
4525 * gold-threads.cc (class Initialize_lock_once): Define.
4526 (initialize_lock_control): New static variable.
4527 (initialize_lock_pointer): New static variable.
4528 (initialize_lock_once): New static function.
4529 (Initialize_lock::Initialize_lock): Define.
4530 (Initialize_lock::initialize): Define.
4531 * target-select.h: Include "gold-threads.h".
4532 (class Target_selector): Add lock_ and initialize_lock_ fields.
4533 Don't define instantiate_target, just declare it.
4534 * target-select.cc (Target_selector::Target_selector): Initialize
4536 (Target_selector::instantiate_target): Define.
4537 * descriptors.h: Include "gold-threads.h".
4538 (class Descriptors): Add initialize_lock_ field.
4539 * descriptors.cc (Descriptors::Descriptors): Initialize new
4541 (Descriptors::open): Use initialize_lock_ field
4542 * errors.h (class Errors): Add initialize_lock_ field.
4543 * errors.cc (Errors::Errors): Initialize new field.
4544 (Errors::initialize_lock): Use initialize_lock_ field.
4545 * powerpc.cc (class Target_selector_powerpc): Remove
4546 instantiated_target_ field. In do_recognize call
4547 instantiate_target rather than do_instantiate_target. In
4548 do_instantiate_target just allocate a new target.
4549 * sparc.cc (class Target_selector_sparc): Likewise.
4551 * freebsd.h: New file.
4552 * i386.cc: Include "freebsd.h".
4553 (Target_i386): Derive from Target_freebsd rather than
4555 (Target_selector_i386): Derive from Target_selector_freebsd rather
4556 than Target_selector.
4557 * x86_64.cc: Include "freebsd.h".
4558 (Target_x86_64): Derive from Target_freebsd rather than
4560 (Target_selector_x86_64): Derive from Target_selector_freebsd
4561 rather than Target_selector.
4562 * target.h (class Target): Add adjust_elf_header and
4563 do_adjust_elf_header.
4564 * output.cc (Output_file_header:: do_sized_write): Call target
4565 adjust_elf_header routine.
4566 * configure.tgt: Set targ_osabi.
4567 * configure.ac: Define GOLD_DEFAULT_OSABI.
4568 * parameters.cc (Parameters::default_target): Pass
4569 GOLD_DEFAULT_OSABI to select_target.
4570 * target-select.h (class Target_selector): Make instantiate_target
4571 protected rather than private.
4572 * Makefile.am (HFILES): Add freebsd.h.
4573 * configure, Makefile.in, config.in: Rebuild.
4575 * merge.cc (do_add_input_section): Correct pend value. Change
4576 message about last entry not being null terminated from error to
4579 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4581 * incremental.cc: New file.
4582 * Makefile.am (CCFILES): Add incremental.cc.
4583 * Makefile.in: Rebuild.
4585 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4587 * layout.cc (Layout::output_section_name): Preserve names
4588 of '.note.' sections.
4590 2009-03-19 Ian Lance Taylor <iant@google.com>
4592 * descriptors.cc (Descriptors::open): Check that the options are
4593 valid before using them.
4595 2009-03-18 Ian Lance Taylor <iant@google.com>
4597 * script-sections.h: Include <list>.
4598 (class Script_sections): Change Sections_elements from std::vector
4599 to std::list. Typedef public Elements_iterator. Add
4600 orphan_section_placement_, data_segment_align_start_, and
4601 saw_data_segment_align_ fields. Remove data_segment_align_index_
4603 * script-sections.cc (class Orphan_section_placement): New class.
4604 (class Sections_element): Add virtual functions is_relro and
4605 orphan_section_init. Remove virtual function place_orphan_here.
4606 (class Output_section_definition): Add is_relro and
4607 orphan_section_init. Remove place_orphan_here.
4608 (class Orphan_output_section): Likewise.
4609 (Script_sections::Script_sections): Update for field changes.
4610 (Script_sections::data_segment_align): Set saw_data_segment_align_
4611 and data_segment_align_start_, not data_segment_align_index.
4612 (Script_sections::data_segment_relro_end): Check
4613 saw_data_segment_align_. Use data_segment_align_start_ rather
4614 than data_segment_align_index_.
4615 (Script_sections::place_orphan): Rewrite to use
4616 Orphan_section_placement.
4618 2009-03-17 Ian Lance Taylor <iant@google.com>
4620 * archive.cc (Archive::add_symbols): Check for a version attached
4621 to the symbol name in the archive map.
4622 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4623 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4624 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4625 (ver_test_11.a): New target.
4626 * testsuite/Makefile.in: Rebuild.
4628 * configure.ac: Check for chsize and posix_fallocate. Replace
4630 * ftruncate.c: New file, from gnulib.
4631 * output.cc (posix_fallocate): Define dummy version if not
4632 HAVE_POSIX_FALLOCATE.
4633 (Output_file::map): Call posix_fallocate rather than lseek and
4635 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4636 * configure, Makefile.in, config.in: Rebuild.
4638 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4640 * layout.h (Layout::create_note): Add section_name parameter.
4641 * layout.cc (Layout::create_note): Likewise.
4642 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4644 2009-03-17 Ian Lance Taylor <iant@google.com>
4646 * descriptors.cc: Include "options.h".
4647 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4648 (Descriptors::open): Always use O_CLOEXEC when opening a new
4649 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4650 then set FD_CLOEXEC.
4652 * sparc.cc (class Target_sparc): Add has_got_section.
4653 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4654 make sure we have a GOT section.
4656 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4657 (Target_sparc::Scan::local): Likewise.
4658 (Target_sparc::Scan::global): Likewise.
4659 (Target_sparc::Relocate::relocate): Likewise.
4660 (Target_sparc::Relocate::relocate_tls): Likewise.
4662 * symtab.cc (Symbol_table::define_default_version): New function,
4663 broken out of add_from_object.
4664 (Symbol_table::add_from_object): Call define_default_version.
4665 (Symbol_table::define_special_symbol): Add resolve_oldsym
4666 parameter. Change all callers. If the version for a symbol comes
4667 from a version script, resolve it with the symbol with the same
4668 name with no version. Also add the symbol without a version if
4670 (do_define_in_output_data): If resolving with oldsym, don't delete
4672 (do_define_in_output_segment): Likewise.
4673 (do_define_as_constant): Likewise.
4674 * symtab.h (class Symbol_table): Update declarations.
4676 2009-03-13 Ian Lance Taylor <iant@google.com>
4678 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4679 (Read_symbols::requeue): New function.
4680 (Read_symbols::do_read_symbols): If make_elf_object fails because
4681 the target type is not configured, and the file was searched for,
4682 issue a warning and retry with the next directory.
4683 (Add_symbols::run): If the file has an incompatible format, and
4684 it was searched for, requeue the Read_symbols task. On error,
4686 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4687 dirindex parameter to constructor. Change all callers. Declare
4688 incompatible_warning and requeue.
4689 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4690 input_argument_ and input_group_ fields. Add them to
4691 constructor. Change all callers.
4692 (class Read_script): Add dirindex_ field. Add it to constructor.
4694 * archive.cc (Archive::setup): Remove input_objects parameter.
4696 (Archive::get_file_and_offset): Likewise.
4697 (Archive::read_all_symbols): Likewise.
4698 (Archive::read_symbols): Likewise.
4699 (Archive::get_elf_object_for_member): Remove input_objects
4700 parameter. Add punconfigured parameter. Change all callers.
4701 (Archive::add_symbols): Change return type to bool. Check return
4702 value of include_member.
4703 (Archive::include_all_members): Likewise.
4704 (Archive::include_member): Change return type to bool. Return
4705 false if first included object has incompatible target. Set
4706 included_member_ field.
4707 (Add_archive_symbols::run): If add_symbols returns false, requeue
4709 * archive.h (class Archive): Add included_member_ field.
4710 Initialize it in constructor. Add input_file and searched_for
4711 methods. Update declarations.
4712 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4713 input_argument_ fields. Add them to constructor. Change all
4715 * script.cc: Include "target-select.h".
4716 (class Parser_closure): Add skip_on_incompatible_target_ and
4717 found_incompatible_target_ fields. Add
4718 skip_on_incompatible_target parameter to constructor. Change all
4719 callers. Add methods skip_on_incompatible_target,
4720 clear_skip_on_incompatible_target, found_incompatible_target, and
4721 set_found_incompatible_target.
4722 (read_input_script): Add dirindex parameter. Change all callers.
4723 If parser finds an incompatible target, requeue Read_symbols
4725 (script_set_symbol): Clear skip_on_incompatible_target in
4727 (script_add_assertion, script_parse_option): Likewise.
4728 (script_start_sections, script_add_phdr): Likewise.
4729 (script_check_output_format): New function.
4730 * script.h (read_input_script): Update declaration.
4731 * script-c.h (script_check_output_format): Declare.
4732 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4733 (ignore_cmd): Remove OUTPUT_FORMAT.
4734 * fileread.cc (Input_file::Input_file): Add explicit this.
4735 (Input_file::will_search_for): New function.
4736 (Input_file::open): Add pindex parameter. Change all callers.
4737 * fileread.h (class Input_file): Add input_file_argument method.
4738 Declare will_search_for. Update declarations.
4739 * object.cc (make_elf_object): Add punconfigured parameter.
4741 * object.h (class Object): Make input_file public. Add
4742 searched_for method.
4743 (make_elf_object): Update declaration.
4744 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4746 * dirsearch.h (class Dirsearch): Update declaration.
4747 * options.h (class General_options): Add --warn-search-mismatch.
4748 * parameters.cc (Parameters::is_compatible_target): New function.
4749 * parameters.h (class Parameters): Declare is_compatible_target.
4750 * workqueue.cc (Workqueue::add_blocker): New function.
4751 * workqueue.h (class Workqueue): Declare add_blocker.
4753 * fileread.cc (Input_file::open): Remove options parameter.
4755 (Input_file::open_binary): Likewise.
4756 * script.cc (read_input_script): Likewise.
4757 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4758 options parameter from constructor. Change all callers.
4759 (class Read_script): Likewise.
4760 * fileread.h (class Input_file): Update declarations.
4761 * script.h (read_input_script): Update declaration.
4763 2009-03-10 Nick Clifton <nickc@redhat.com>
4765 * po/es.po: New Spanish translation.
4767 2009-03-06 Cary Coutant <ccoutant@google.com>
4769 * options.cc (parse_short_option): Keep dash_z from registering itself.
4771 2009-03-03 Ian Lance Taylor <iant@google.com>
4774 * target-reloc.h (relocate_section): Pass output_section to
4776 * i386.cc (Target_i386::should_apply_static_reloc): Add
4777 output_section parameter. Change all callers.
4778 (Target_i386::Relocate::relocate): Add output_section parameter.
4779 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4780 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4781 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4782 * testsuite/two_file_shared.sh: New script.
4783 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4784 (check_DATA): Add two_file_shared.dbg.
4785 (two_file_shared.dbg): New target.
4786 * testsuite/Makefile.in: Rebuild.
4788 2009-03-01 Ian Lance Taylor <iant@google.com>
4790 * configure.ac: Check for byteswap.h.
4791 * configure: Rebuild.
4792 * config.in: Rebuild.
4794 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4796 * layout.cc (Layout::find_or_add_kept_section): New function.
4797 (Layout::add_comdat): Removed.
4798 * layout.h (struct Kept_section): Move out of class Layout.
4799 Remove trailing underscores from field names. Add group_sections
4800 field. Rename group_ field to is_group. Change all uses.
4801 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4802 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4803 comdat_groups_ field.
4804 (Sized_relobj::include_section_group): Use
4805 find_or_add_kept_section and Kept_section::group_sections.
4806 (Sized_relobj::include_linkonce_section): Likewise.
4807 * object.cc (class Sized_relobj): Don't define Comdat_group or
4808 Comdat_group_table. Remove find_comdat_group and
4809 add_comdat_group. Remove comdat_groups_ field.
4810 * plugin.cc (include_comdat_group): Use
4811 Layout::find_or_add_kept_section.
4813 2009-02-28 Ian Lance Taylor <iant@google.com>
4815 * README: --gc-sections and map files are now supported. Document
4816 some build requirements.
4819 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4820 relocatable link set the value of the section symbol to zero.
4821 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4822 relocatable link don't include the section address in the local
4825 2009-02-27 Ian Lance Taylor <iant@google.com>
4828 * options.h (class Search_directory): Add is_system_directory.
4829 (class General_options): Declare is_in_system_directory.
4830 * options.cc (get_relative_sysroot): Make static.
4831 (get_default_sysroot): Make static.
4832 (General_optoins::is_in_system_directory): New function.
4833 * fileread.cc (Input_file::is_in_system_directory): New function.
4834 * fileread.h (class Input_file): Declare is_in_system_directory.
4835 * object.h (class Object): Add is_in_system_directory.
4836 (class Input_objects): Remove system_library_directory_ field.
4837 * object.cc (Input_objects::add_object): Don't set
4838 system_library_directory_.
4839 (input_objects::found_in_system_library_directory): Remove.
4840 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4841 parameter. Change all callers.
4842 (Symbol_table::sized_write_globals): Likewise.
4843 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4844 Call Object::is_in_system_directory.
4845 * symtab.h (class Symbol_table): Update declarations.
4848 * descriptors.h (Open_descriptor): Add is_on_stack field.
4849 * descriptors.cc (Descriptors::open): If the descriptor is on the
4850 top of the stack, remove it. Initialize is_on_stack field.
4851 (Descriptors::release): Only add pod to stack if it is not on the
4853 (Descriptors::close_some_descriptor): Clear stack_next and
4857 * output.cc (Output_section::find_starting_output_address): Rename
4858 from starting_output_address; add PADDR parameter; change return
4860 * output.h (class Output_section): Declare
4861 find_starting_output_address instead of starting_output_address.
4862 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4863 section symbol for which we can't find a merge section.
4866 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4867 hidden or internal, force the symbol to be local.
4868 * resolve.cc (Symbol::override_visibility): Define.
4869 (Symbol::override_base): Use override_visibility.
4870 (Symbol_table::resolve): Likewise.
4871 (Symbol::override_base_with_special): Likewise.
4872 (Symbol_table::override_with_special): If the visibility is hidden
4873 or internal, force the symbol to be local.
4874 * symtab.h (class Symbol): Add set_visibility and
4875 override_visibility.
4876 * testsuite/ver_test_1.sh: New file.
4877 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4878 (check_DATA): Add ver_test_1.syms.
4879 (ver_test_1.syms): New target.
4880 * testsuite/Makefile.in: Rebuild.
4882 2009-02-25 Cary Coutant <ccoutant@google.com>
4884 * layout.cc (Layout::choose_output_section): Don't rename sections
4885 when using a linker script that has a SECTIONS clause.
4886 * Makefile.in: Regenerate.
4888 * testsuite/Makefile.am (script_test_5.sh): New test case.
4889 * testsuite/Makefile.in: Regenerate.
4890 * testsuite/script_test_5.cc: New file.
4891 * testsuite/script_test_5.sh: New file.
4892 * testsuite/script_test_5.t: New file.
4894 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4896 * archive.cc (Archive::include_member): Update calls to add_symbols.
4897 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4898 the Layout argument.
4899 * dynobj.h (do_add_symbols): Add the Layout argument.
4900 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4902 * object.h (Object::add_symbols): Add the Layout argument.
4903 (Object::do_add_symbols): Add the Layout argument.
4904 (Sized_relobj::do_add_symbols): Add the Layout argument.
4905 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4906 Unify the two versions.
4907 (Add_plugin_symbols): Remove.
4908 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4909 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4910 (Add_plugin_symbols): Remove.
4911 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4912 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4913 (Add_symbols::run): Make it work with Pulginobj.
4915 2009-02-06 Ian Lance Taylor <iant@google.com>
4917 * object.cc (Sized_relobj::do_layout): Make info message start
4918 with lower case letter.
4920 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4922 * binary.cc: Fix file comment.
4924 * options.h (enum Incremental_disposition): Define.
4925 (class General_options): Add new options: --incremental,
4926 --incremental_changed, --incremental_unchanged,
4927 --incremental_unknown. Add incremental_disposition_ and
4928 implicit_incremental_ fields.
4929 (General_options::incremental_disposition): New function.
4930 (class Position_dependent_options): Add incremental_disposition
4932 (Position_dependent_options::copy_from_options): Set incremental
4934 * options.cc (General_options::parse_incremental_changed): New
4936 (General_options::parse_incremental_unchanged): New function.
4937 (General_options::parse_incremental_unknown): New function.
4938 (General_options::General_options): Initialize new fields
4939 incremental_disposition_ and implicit_incremental_.
4940 (General_options::finalize): Check for uasge of --incremental-*
4941 without --incremental.
4943 2009-02-06 Chris Demetriou <cgd@google.com>
4945 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4946 pointer and to report location as the file name associated with
4948 (gold_undefined_symbol_at_location): New function to replace the
4949 old gold_undefined_symbol functionality.
4950 * target-reloc.h (relocate_section): Update to use
4951 gold_undefined_symbol_at_location.
4952 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4953 Call gold_undefined_symbol function rather than gold_error.
4954 * errors.h (Errors::undefined_symbol): Take location as a
4955 string, rather than calculating it from a relocation.
4956 * errors.cc (Errors::fatal): Print "fatal error:" before the
4958 (Errors::error, Errors::error_at_location): Print "error: "
4959 before the formatted message.
4960 (Errors::undefined_symbol): Take location as a string, rather
4961 than calculating it from a relocation.
4962 (gold_undefined_symbol_at_location): New function akin to
4963 old gold_undefined_symbol, calculates location from relocation.
4964 (gold_undefined_symbol): Change to take only a Symbol pointer
4965 and to report location as the file name associated with the symbol.
4966 * testsuite/debug_msg.sh: Update for changed error messages.
4967 * testsuite/undef_symbol.sh: Likewise.
4969 2009-02-04 Duncan Sands <baldrick@free.fr>
4972 * reduced_debug_output.h
4973 (Output_reduced_debug_abbrev_section::failed): Use format for
4975 (Output_reduced_debug_info_section::faild): Likewise.
4977 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4979 * script.cc (Lazy_demangler): New class.
4980 (Version_script_info::get_symbol_version_helper): Demangle a
4983 2009-01-29 Cary Coutant <ccoutant@google.com>
4985 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4987 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4989 2009-01-28 Ian Lance Taylor <iant@google.com>
4991 * version.cc (version_string): Bump to 1.9.
4993 * gold.h: Include <cstring> and <stdint.h>.
4994 * version.cc: Include <cstdio>.
4995 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4997 * reduced_debug_output.cc (insert_into_vector): Rename from
4998 Insert_into_vector; change all callers. Use Swap_unaligned to
4999 avoid aliasing issue; remove union since it is unnecessary.
5001 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5003 * Makefile.am (CCFILES): Add gc.cc.
5005 * Makefile.in: Regenerate.
5006 * gold.cc (Gc_runner): New class.
5007 (queue_initial_tasks): Call garbage collection related tasks
5008 when corresponding options are invoked.
5009 (queue_middle_gc_tasks): New function.
5010 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5011 processed early before laying out sections during garbage collection.
5012 * gold.h (queue_middle_gc_tasks): New function.
5013 (is_prefix_of): Move from "layout.cc".
5014 * i386.cc (Target_i386::gc_process_relocs): New function.
5015 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5016 * main.cc (main): Create object of class "Garbage_collection".
5017 * object.cc (Relobj::copy_symbols_data): New function.
5018 (Relobj::is_section_name_included): New function.
5019 (Sized_relobj::do_layout): Allow this function to be called twice
5020 during garbage collection and defer layout of section during the
5022 * object.h (Relobj::get_symbols_data): New function.
5023 (Relobj::is_section_name_included): New function.
5024 (Relobj::copy_symbols_data): New function.
5025 (Relobj::set_symbols_data): New function.
5026 (Relobj::get_relocs_data): New function.
5027 (Relobj::set_relocs_data): New function.
5028 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5029 (Relobj::gc_process_relocs): New function.
5030 (Relobj::do_gc_process_relocs): New pure virtual function.
5031 (Relobj::sd_): New data member.
5032 (Sized_relobj::is_output_section_offset_invalid): New function.
5033 (Sized_relobj::do_gc_process_relocs): New function.
5034 * options.h (General_options::gc_sections): Modify to not be a no-op.
5035 (General_options::print_gc_sections): New option.
5036 * plugin.cc (Plugin_finish::run): Remove function call to
5037 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5038 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5039 * reloc.cc (Read_relocs::run): Add task to process relocs and
5040 determine unreferenced sections when doing garbage collection.
5041 (Gc_process_relocs): New class.
5042 (Sized_relobj::do_gc_process_relocs): New function.
5043 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5044 sections that are garbage collected.
5045 * reloc.h (Gc_process_relocs): New class.
5046 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5047 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5048 symbols whose corresponding sections are garbage collected.
5049 (Symbol_table::Symbol_table): Add new parameter for the garbage
5051 (Symbol_table::gc_mark_undef_symbols): New function.
5052 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5053 (Symbol_table::gc_mark_dyn_syms): New function.
5054 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5056 (Symbol_table::add_from_object): Likewise.
5057 (Symbol_table::add_from_relobj): When building shared objects, do not
5058 treat externally visible symbols as garbage.
5059 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5060 table information for static and relocatable links.
5061 * symtab.h (Symbol_table::set_gc): New function.
5062 (Symbol_table::gc): New function.
5063 (Symbol_table::gc_mark_undef_symbols): New function.
5064 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5065 (Symbol_table::gc_mark_dyn_syms): New function.
5066 (Symbol_table::gc_): New data member.
5067 * target.h (Sized_target::gc_process_relocs): New pure virtual
5069 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5070 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5072 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5074 * options.h (General_options::gc_sections): Define as a no-op for now.
5075 (General_options::no_keep_memory): Ditto.
5076 (General_options::Bshareable): Define.
5077 * options.cc (General_options::finalize): Honor -Bshareable.
5079 2009-01-20 Andreas Schwab <schwab@suse.de>
5081 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5082 read the value in the contents, since we don't use it. Use the
5083 template endianness when writing.
5084 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5086 2009-01-19 Andreas Schwab <schwab@suse.de>
5088 * configure.tgt (powerpc64-*): Fix targ_obj.
5090 2009-01-15 Ian Lance Taylor <iant@google.com>
5092 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5093 local symbols when stripping all symbols.
5095 2009-01-14 Cary Coutant <ccoutant@google.com>
5097 * output.cc (Output_reloc): Add explicit instantiations.
5099 2009-01-14 Cary Coutant <ccoutant@google.com>
5101 * archive.cc (Archive::get_elf_object_for_member): Remove call
5102 to File_read::claim_for_plugin.
5103 * descriptors.cc (Descriptors::open): Remove reference to
5105 (Descriptors::claim_for_plugin): Remove.
5106 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5107 (Descriptors::is_claimed): Remove.
5108 (claim_descriptor_for_plugin): Remove.
5109 * fileread.cc (File_read::claim_for_plugin): Remove.
5110 * fileread.h (File_read::claim_for_plugin): Remove.
5111 (File_read::descriptor): Reopen descriptor if necessary.
5112 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5113 (Plugin_manager::all_symbols_read): Add task parameter. Change
5115 (Plugin_manager::get_input_file): New function.
5116 (Plugin_manager::release_input_file): New function.
5117 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5118 corresponding data member.
5119 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5120 and pass to base constructor. Change all callers.
5121 (get_input_file, release_input_file): New functions.
5122 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5123 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5124 (Plugin_manager::all_symbols_read): Add task parameter.
5125 (Plugin_manager::get_input_file): New function.
5126 (Plugin_manager::release_input_file): New function.
5127 (Plugin_manager::task_): New data member.
5128 (Pluginobj::Pluginobj): Add filesize parameter.
5129 (Pluginobj::filename): New function.
5130 (Pluginobj::descriptor): New function.
5131 (Pluginobj::filesize): New function.
5132 (Pluginobj::filesize_): New data member.
5133 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5134 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5135 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5137 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5138 with archive libraries.
5139 * testsuite/Makefile.in: Regenerate.
5140 * testsuite/plugin_test.c (struct sym_info): New type.
5141 (get_input_file, release_input_file): New static variables.
5142 (onload): Capture new transfer vector entries.
5143 (claim_file_hook): Stop reading at end of file according to filesize.
5144 Factor out parsing of readelf output into separate function.
5145 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5146 APIs and get the source file name from the symbol table. Convert
5147 source file name to corresponding object file name. Print info
5148 message when adding new input files.
5149 (parse_readelf_line): New function.
5150 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5151 * testsuite/plugin_test_2.sh: Likewise.
5152 * testsuite/plugin_test_3.sh: Likewise.
5153 * testsuite/plugin_test_4.sh: New test case.
5155 2009-01-07 Ian Lance Taylor <iant@google.com>
5157 * version.cc (version_string): Bump to 1.8.
5159 2008-12-23 Cary Coutant <ccoutant@google.com>
5161 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5162 * plugin.cc (Plugin_manager::finish): Rename as
5163 layout_deferred_objects. Move cleanup to separate function.
5164 (Plugin_manager::cleanup): New function.
5165 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5167 * plugin.h (Plugin_manager::finish): Rename as
5168 layout_deferred_objects.
5169 (Plugin_manager::cleanup): New function.
5170 (Plugin_manager::cleanup_done): New field.
5172 2008-12-23 Cary Coutant <ccoutant@google.com>
5174 * plugin.cc (is_visible_from_outside): New function.
5175 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5176 so we don't return "IR only" status for exported symbols or -r links.
5178 * testsuite/Makefile.am (plugin_test_3): New test case.
5179 * testsuite/Makefile.in: Regenerate.
5180 * testsuite/plugin_test_3.sh: New file.
5182 2008-12-22 Cary Coutant <ccoutant@google.com>
5184 * object.cc (Sized_relobj::layout_section): New function.
5185 (Sized_relobj::do_layout): Defer layout of input sections until after
5186 plugin has provided replacement files.
5187 (Sized_relobj::do_layout_deferred_sections): New function.
5188 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5189 (Relobj::layout_deferred_sections): New function.
5190 (Relobj::do_layout_deferred_sections): New function.
5191 (Sized_relobj::do_layout_deferred_sections): New function.
5192 (Sized_relobj::layout_section): New function.
5193 (Sized_relobj::Deferred_layout): New structure.
5194 (Sized_relobj::deferred_layout_): New field.
5195 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5196 Change all callers. Layout deferred sections.
5197 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5199 (Plugin_hook::run): Move code from do_plugin_hook inline.
5200 (Plugin_hook::do_plugin_hook): Remove.
5201 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5202 (Plugin_manager::finish): Renamed, was cleanup.
5203 (Plugin_manager::should_defer_layout): New function.
5204 (Plugin_manager::add_deferred_layout_object): New function.
5205 (Plugin_manager::Deferred_layout_list): New type.
5206 (Plugin_manager::deferred_layout_objects_): New field.
5207 (Plugin_hook::do_plugin_hook): Remove.
5209 2008-12-17 Ian Lance Taylor <iant@google.com>
5211 * options.h (class General_options): Add --no case for
5214 2008-12-16 Cary Coutant <ccoutant@google.com>
5216 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5218 (Plugin_manager::claim_file): Create plugin object even if
5219 plugin did not call the add_symbols callback.
5220 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5221 asking for more symbols than were added.
5222 * testsuite/Makefile.am (plugin_test_1): Add test case with
5224 (empty.syms): New target.
5225 * testsuite/Makefile.in: Regenerate.
5226 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5227 message. Don't call add_symbols if no globals.
5228 (all_symbols_read_hook): Don't provide replacement for empty
5231 2008-12-12 Ian Lance Taylor <iant@google.com>
5233 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5234 r_type == 0 for a local symbol with r_sym == 0.
5235 (scan_relocatable_relocs): Pass r_sym to
5236 local_non_section_strategy.
5237 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5240 * configure.ac: Update test for TLS descriptors: they are
5241 supported as of glibc 2.9.
5242 * configure: Rebuild.
5244 2008-12-11 Ian Lance Taylor <iant@google.com>
5247 * target-reloc.h (Default_scan_relocatable_relocs): For each
5248 function, map r_type == 0 to RELOC_DISCARD.
5250 2008-12-10 Cary Coutant <ccoutant@google.com>
5252 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5253 object to override a kept COMDAT group from a plugin object.
5255 2008-12-09 Ian Lance Taylor <iant@google.com>
5258 * yyscript.y (file_cmd): Handle INPUT.
5260 * testsuite/initpri1.c: Change all declarations to be full
5261 prototypes by adding void, to avoid compiler warnings.
5263 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5265 * options.cc (General_options::parse_plugin_opt): New.
5266 (General_options::add_plugin): The argument now is just the filename.
5267 (General_options::add_plugin_option): New.
5268 * options.h (plugin_opt): New.
5269 (add_plugin): Change argument name.
5270 (add_plugin_option): New.
5271 * plugin.cc (Plugin::load): Don't parse the plugin option.
5272 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5273 (Plugin::add_option): New.
5274 (Plugin::args_): Change type.
5275 (Plugin::filename_): New.
5276 (Plugin_manager::add_plugin_option): New.
5277 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5278 * testsuite/Makefile.in: Regenerate.
5280 2008-12-05 Cary Coutant <ccoutant@google.com>
5282 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5283 Handle --strip-lto-sections option.
5284 * options.h (strip_lto_sections): New option.
5286 2008-12-01 Cary Coutant <ccoutant@google.com>
5288 * plugin.cc (ld_plugin_message): Change format parameter to const.
5289 Fix mismatch between new[] and delete.
5291 2008-11-14 Cary Coutant <ccoutant@google.com>
5293 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5296 2008-11-05 Craig Silverstein <csilvers@google.com>
5298 * options.cc (General_options::parse_dynamic_list): New function.
5299 * options.h (General_options): New flags dynamic_list,
5300 dynamic_list_data, dynamic_list_cpp_new, and
5301 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5302 (General_options::in_dynamic_list): New function.
5303 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5304 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5305 (Lex::can_continue_name): Likewise.
5307 (read_script_file): New parameter script_options.
5308 (read_dynamic_list): New function.
5309 (Script_options::define_dynamic_list): New function.
5310 (dynamic_list_keyword_parsecodes): New variable.
5311 (dynamic_list_keywords): New variable.
5312 * script.h (Script_options::define_dynamic_list): New function
5314 (read_dynamic_list): New function prototype.
5315 * symtab.cc (strprefix): New macro.
5316 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5317 dynamic_list_data, dynamic_list_cpp_new, and
5318 dynamic_list_cpp_typeinfo.
5319 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5320 (dynamic_list_expr): New rule.
5321 (dynamic_list_nodes): Likewise.
5322 (dynamic_list_node): Likewise.
5323 * testsuite/Makefile.am (dynamic_list): New test.
5324 * testsuite/Makefile.in: Regenerated.
5325 * testsuite/dynamic_list.t: New file.
5326 * testsuite/dynamic_list.sh: New file.
5328 2008-11-05 Craig Silverstein <csilvers@google.com>
5330 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5331 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5332 (t11_last): Likewise.
5333 * testsuite/ver_test_6.c (main): Likewise.
5335 2008-10-07 Cary Coutant <ccoutant@google.com>
5337 * options.c (General_options::finalize): Add check for -static and
5339 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5342 2008-10-02 Cary Coutant <ccoutant@google.com>
5344 * plugin.cc (make_sized_plugin_object): Fix conditional
5345 compilation to work when not all targets are enabled.
5347 2008-09-29 Cary Coutant <ccoutant@google.com>
5349 * archive.cc (Archive::get_file_and_offset): Use filename instead
5350 of name to get library path.
5351 (Archive::include_member): Unlock external member of a thin archive.
5353 * testsuite/Makefile.am (TEST_AR): New variable.
5354 (thin_archive_test_1): New test.
5355 (thin_archive_test_2): New test.
5356 * testsuite/Makefile.in: Regenerate.
5357 * testsuite/thin_archive_main.cc: New file.
5358 * testsuite/thin_archive_test_1.cc: New file.
5359 * testsuite/thin_archive_test_2.cc: New file.
5360 * testsuite/thin_archive_test_3.cc: New file.
5361 * testsuite/thin_archive_test_4.cc: New file.
5363 2008-09-29 Cary Coutant <ccoutant@google.com>
5365 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5366 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5368 (Sized_relobj::do_finalize_local_symbols): Likewise.
5369 (Sized_relobj::map_to_kept_section): Likewise.
5370 * object.h (Sized_relobj::invalid_address): New constant.
5371 (Sized_relobj::do_output_section_offset): Check for invalid_address
5373 * output.cc (Output_reloc::local_section_offset): Use constant
5374 invalid_address instead of -1U.
5375 (Output_reloc::get_address): Likewise.
5376 (Output_section::output_address): Change -1U to -1ULL.
5377 * output.h (Output_reloc::invalid_address): New constant.
5378 * reloc.cc (Sized_relobj::write_sections): Use constant
5379 invalid_address instead of -1U.
5380 (Sized_relobj::relocate_sections): Likewise.
5381 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5382 values for merge sections.
5383 * target-reloc.h (relocate_for_relocatable): Use constant
5384 invalid_address instead of -1U.
5386 2008-09-19 Cary Coutant <ccoutant@google.com>
5388 Add plugin functionality for link-time optimization (LTO).
5389 * configure.ac (plugins): Add --enable-plugins option.
5390 * configure: Regenerate.
5391 * config.in: Regenerate.
5392 * Makefile.am (LIBDL): New variable.
5393 (CCFILES): Add plugin.cc.
5394 (HFILES): Add plugin.h.
5395 (ldadd_var): Add LIBDL.
5396 * Makefile.in: Regenerate.
5398 * archive.cc: Include "plugin.h".
5399 (Archive::setup): Don't preread archive symbols when using a plugin.
5400 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5401 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5403 (Archive::include_member): Add symbols from plugin objects.
5404 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5405 * descriptors.cc (Descriptors::open): Check for file descriptors
5406 abandoned by plugins.
5407 (Descriptors::claim_for_plugin): New function.
5408 * descriptors.h (Descriptors::claim_for_plugin): New function.
5409 (Open_descriptor::is_claimed): New field.
5410 (claim_descriptor_for_plugin): New function.
5411 * fileread.cc (File_read::claim_for_plugin): New function.
5412 * fileread.h (File_read::claim_for_plugin): New function.
5413 (File_read::descriptor): New function.
5414 * gold.cc: Include "plugin.h".
5415 (queue_initial_tasks): Add task to call plugin hooks for generating
5417 * main.cc: Include "plugin.h".
5418 (main): Load plugin libraries.
5419 * object.h (Pluginobj): Declare.
5420 (Object::pluginobj): New function.
5421 (Object::do_pluginobj): New function.
5422 (Object::set_target): New function.
5423 * options.cc: Include "plugin.h".
5424 (General_options::parse_plugin): New function.
5425 (General_options::General_options): Initialize plugins_ field.
5426 (General_options::add_plugin): New function.
5427 * options.h (Plugin_manager): Declare.
5428 (General_options): Add --plugin option.
5429 (General_options::has_plugins): New function.
5430 (General_options::plugins): New function.
5431 (General_options::add_plugin): New function.
5432 (General_options::plugins_): New field.
5433 * plugin.cc: New file.
5434 * plugin.h: New file.
5435 * readsyms.cc: Include "plugin.h".
5436 (Read_symbols::do_read_symbols): Check for archive before checking
5437 for ELF file. Call plugin hooks to claim files.
5438 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5439 from a real object file; force override when processing replacement
5441 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5442 (Symbol::init_base_object): Likewise.
5443 (Symbol::init_base_output_data): Likewise.
5444 (Symbol::init_base_output_segment): Likewise.
5445 (Symbol::init_base_constant): Likewise.
5446 (Symbol::init_base_undefined): Likewise.
5447 (Symbol::output_section): Assert that object is not a plugin.
5448 (Symbol_table::add_from_pluginobj): New function.
5449 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5451 (Symbol_table::sized_write_globals): Likewise.
5452 (Symbol_table::add_from_pluginobj): Instantiate template.
5453 * symtab.h (Sized_pluginobj): Declare.
5454 (Symbol::in_real_elf): New function.
5455 (Symbol::set_in_real_elf): New function.
5456 (Symbol::in_real_elf_): New field.
5457 (Symbol_table::add_from_pluginobj): New function.
5459 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5460 (LIBDL): New variable.
5462 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5463 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5464 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5465 (MOSTLYCLEANFILES): Likewise.
5466 * testsuite/Makefile.in: Regenerate.
5467 * testsuite/plugin_test.c: New file.
5468 * testsuite/plugin_test_1.sh: New file.
5469 * testsuite/plugin_test_2.sh: New file.
5471 2008-09-16 Ian Lance Taylor <iant@google.com>
5473 * target-reloc.h (relocate_section): Check whether a symbol is
5474 defined by the ABI before reporting an undefined symbol error.
5475 * target.h (Target::is_defined_by_abi): Make parameter const.
5476 (Target::do_is_defined_by_abi): Likewise.
5477 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5478 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5479 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5480 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5481 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5482 * testsuite/Makefile.in: Rebuild.
5484 * fileread.cc (make_view): Add casts to avoid warning.
5486 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5488 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5489 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5491 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5493 * options.h (General_options::output_is_executable): New.
5494 (General_options::output_is_pie): New.
5495 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5496 for shared libraries.
5497 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5499 2008-09-11 Chris Demetriou <cgd@google.com>
5501 * options.h (origin): New -z option.
5502 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5503 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5506 2008-09-05 Cary Coutant <ccoutant@google.com>
5508 * fileread.cc (File_read::make_view): Add check for attempt to map
5511 2008-09-05 Cary Coutant <ccoutant@google.com>
5513 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5514 explicit instantiations.
5516 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5519 * options.cc (General_options::finalize): Allow undefined symbols
5520 in shlibs if linking -shared.
5523 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5524 symbols as not needing a dynsym entry.
5526 2008-08-20 Craig Silverstein <csilvers@google.com>
5528 * fileread.cc (File_read::open): Do not lock the file unless it
5529 was successfully opened.
5531 2008-08-14 Cary Coutant <ccoutant@google.com>
5533 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5534 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5535 * testsuite/tls_test.cc (struct int128): 128-bit struct
5536 for testing TLS relocs with non-zero addend.
5537 (v12): New TLS variable.
5539 (t_last): Add check for v12.
5540 * testsuite/tls_test.h (t12): New function.
5541 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5543 2008-08-13 Ian Lance Taylor <iant@google.com>
5545 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5546 set tls_segment_ or relro_segment_.
5547 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5549 * output.h (Output_section::clear_is_relro): New function.
5550 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5551 sections specially even when output_data_ is empty.
5552 (Output_segment::maximum_alignment): When first section is relro,
5553 only force alignment for PT_LOAD segments.
5554 * script.cc (script_data_segment_align): New function.
5555 (script_data_segment_relro_end): New function.
5556 * script-c.h (script_data_segment_align): Declare.
5557 (script_data_segment_relro_end): Declare.
5558 * script-sections.h (class Script_sections): Declare
5559 data_segment_align and data_segment_relro_end. Add fields
5560 segment_align_index_ and saw_relro_end_.
5561 * script-sections.cc (class Sections_element): Add set_is_relro
5562 virtual function. Add new bool* parameter to place_orphan_here.
5563 Add get_output_section virtual function.
5564 (class Output_section_definition): Add set_is_relro. Add new
5565 bool* parameter to place_orphan_here. Add get_output_section.
5566 Add is_relro_ field.
5567 (Output_section_definition::Output_section_definition): Initialize
5568 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5569 and is_relro_ fields.
5570 (Output_section_definition::place_orphan_here): Add is_relro
5572 (Output_section_definition::set_section_addresses): Set relro for
5574 (Output_section_definition::alternate_constraint): Likewise.
5575 (class Orphan_output_section): Add new bool* parameter to
5576 place_orphan_here. Add get_output_section.
5577 (Orphan_output_section::place_orphan_here): Add is_relro
5579 (Script_sections::Script_sections): Initialize
5580 data_segment_align_index_ and saw_relro_end_.
5581 (Script_sections::data_segment_align): New function.
5582 (Script_sections::data_segment_relro_end): New function.
5583 (Script_sections::place_orphan): Set or clear is_relro.
5584 (Script_sections::set_section_addresses): Force alignment of first
5586 * yyscript.y (exp): Call script_data_segment_align and
5587 script_data_segment_relro_end.
5588 * testsuite/relro_script_test.t: New file.
5589 * testsuite/relro_test.cc (using_script): Declare.
5590 (t1, t2): Test using_script.
5591 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5592 (relro_script_test_SOURCES): Define.
5593 (relro_script_test_DEPENDENCIES): Define.
5594 (relro_script_test_LDFLAGS): Define.
5595 (relro_script_test_LDADD): Define.
5596 (relro_script_test.so): New target.
5597 * testsuite/Makefile.in: Rebuild.
5599 2008-08-06 Cary Coutant <ccoutant@google.com>
5601 * archive.cc (Archive::total_archives, Archive::total_members)
5602 (Archive::total_members_loaded): New variables.
5603 (Archive::setup): Add parameter. Add option to preread
5605 (Archive::read_armap): Add counter.
5606 (Archive::get_file_and_offset): New function.
5607 (Archive::get_elf_object_for_member): New function.
5608 (Archive::read_all_symbols): New function.
5609 (Archive::read_symbols): New function.
5610 (Archive::add_symbols): Add counters.
5611 (Archive::include_all_members): Use armap to find members if it's
5613 (Archive::include_member): Skip reading symbols if already read.
5614 Factored code into Archive::get_file_and_offset and
5615 Archive::get_elf_object_for_member. Changed call to
5616 Mapfile::report_include_archive_member.
5617 (Archive::print_stats): New function.
5618 * archive.h: Declare Object and Read_symbols_data classes.
5619 (Archive::Archive): Add initializers for new members.
5620 (Archive::setup): Add parameter.
5621 (Archive::print_stats): New function.
5622 (Archive::total_archives, Archive::total_members)
5623 (Archive::total_members_loaded): New variables.
5624 (Archive::get_file_and_offset): New function.
5625 (Archive::get_elf_object_for_member): New function.
5626 (Archive::read_all_symbols): New function.
5627 (Archive::read_symbols): New function.
5628 (Archive::Archive_member): New class.
5629 (Archive::members_): New member.
5630 (Archive::num_members_): New member.
5631 * main.cc: Include archive.h.
5632 (main): Call Archive::print_stats.
5633 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5634 archive parameter; member_name is now the fully-decorated name.
5635 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5636 * options.h: (General_options): Add --preread-archive-symbols option.
5637 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5640 2008-08-04 Ian Lance Taylor <iant@google.com>
5642 * symtab.h (Symbol::use_plt_offset): New function.
5643 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5644 * powerpc.cc (Relocate::relocate): Likewise.
5645 * sparc.cc (Relocate::relocate): Likewise.
5646 * x86_64.cc (Relocate::relocate): Likewise.
5647 * testsuite/weak_plt.sh: New test.
5648 * testsuite/weak_plt_main.cc: New test.
5649 * testsuite/weak_plt_shared.cc: New test.
5650 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5651 (check_PROGRAMS): Add weak_plt.
5652 (check_DATA): Add weak_plt_shared.so.
5653 (weak_plt_main_pic.o, weak_plt): New targets.
5654 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5655 * testsuite/Makefile.in: Rebuild.
5657 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5659 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5660 * testsuite/Makefile.in: Rebuild.
5662 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5664 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5665 * Makefile.in: Regenerate.
5666 * po/POTFILES.in: Regenerate.
5668 2008-07-29 Ian Lance Taylor <iant@google.com>
5670 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5671 symbols before other symbols.
5672 * testsuite/script_test_2.cc (test_addr): Declare.
5673 (test_addr_alias): Declare.
5674 (main): Check that test_addr and test_addr_alias have the right
5676 * testsuite/script_test_2.t: Define test_addr_alias and
5679 2008-07-24 Ian Lance Taylor <iant@google.com>
5682 * descriptors.cc: New file.
5683 * descriptors.h: New file.
5684 * gold-threads.h (class Hold_optional_lock): New class.
5685 * fileread.cc: Include "descriptors.h".
5686 (File_read::~File_read): Release descriptor rather than closing
5688 (File_read::open) [file]: Call open_descriptor rather than open.
5689 Set is_descriptor_opened_.
5690 (File_read::open) [memory]: Assert that descriptor is not open.
5691 (File_read::reopen_descriptor): New function.
5692 (File_read::release): Release descriptor.
5693 (File_read::do_read): Make non-const. Reopen descriptor.
5694 (File_read::read): Make non-const.
5695 (File_read::make_view): Reopen descriptor.
5696 (File_read::do_readv): Likewise.
5697 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5698 Update declarations.
5699 * layout.cc: Include "descriptors.h".
5700 (Layout::create_build_id): Use open_descriptor rather than open.
5701 * output.cc: Include "descriptors.h".
5702 (Output_file::open): Use open_descriptor rather than open.
5703 * archive.cc (Archive::const_iterator): Change Archive to be
5705 (Archive::begin, Archive::end): Make non-const.
5706 (Archive::count_members): Likewise.
5707 * archive.h (class Archive): Update declarations.
5708 * object.h (Object::read): Make non-const.
5709 * Makefile.am (CCFILES): Add descriptors.cc.
5710 (HFILES): Add descriptors.h.
5711 * Makefile.in: Rebuild.
5714 * gold.h: Always include <clocale>. Add Solaris workarounds
5715 following code in binutils/sysdep.h.
5718 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5719 this->eh_frame_hdr_ is NULL before using it.
5721 * dynobj.cc (Versions::Versions): Update comment.
5723 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5724 the base version name.
5726 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5727 array size plus one.
5728 (Stringpool_template::set_string_offsets): Subtract one from key
5729 before using it as an array index.
5730 (Stringpool_template::get_offset_with_length): Likewise.
5731 (Stringpool_template::write_to_buffer): Likewise.
5732 * stringpool.h (Stringpool_template::get_offset_from_key):
5735 2008-07-23 Ian Lance Taylor <iant@google.com>
5738 * object.h (Merged_symbol_value::value): Do our best to handle a
5742 * script.cc (Version_script_info::get_versions): Don't add empty
5743 version tag to return value.
5744 (Version_script_info::get_symbol_version_helper): Change return
5745 type to bool. Add pversion parameter. Change all callers.
5746 (script_register_vers_node): Don't require a non-NULL tag.
5747 * script.h (class Version_script_info): Update declarations.
5748 (Version_script_info::get_symbol_version): Change return type to
5749 bool. Add version parameter. Change all callers.
5750 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5751 handling. Handle an empty version from a version script.
5752 (Symbol_table::define_special_symbol): Likewise.
5753 * testsuite/ver_test_10.script: New file.
5754 * testsuite/ver_test_10.sh: New file.
5755 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5756 (check_DATA): Add ver_test_10.syms.
5757 (ver_test_10.syms, ver_test_10.so): New target.
5758 * testsuite/Makefile.in: Rebuild.
5760 2008-07-23 Simon Baldwin <simonb@google.com>
5762 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5763 to zero for undefined symbols from dynamic libraries.
5765 2008-07-23 Ian Lance Taylor <iant@google.com>
5767 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5769 * symtab.h (class Symbol_table): Update declaration.
5770 * testsuite/ver_test_9.cc: New file.
5771 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5772 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5773 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5774 (ver_test_9.so, ver_test_9.o): New targets.
5775 * testsuite/Makefile.in: Rebuild.
5777 2008-07-22 Ian Lance Taylor <iant@google.com>
5779 * options.h (class General_options): Define --check-sections.
5780 * layout.cc (Layout::set_segment_offsets): Handle
5783 * options.h (class General_options): Define -n/--nmagic and
5785 * options.cc (General_options::finalize): For -n/--nmagic or
5786 -N/--omagic, set -static.
5787 * layout.cc (Layout::attach_allocated_section_to_segment): If
5788 -N/--omagic, don't put read-only and read-write sections in
5790 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5791 finding a read-only segment.
5792 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5793 don't set the minimum segment alignment to the common page size,
5794 and don't set the file offset to the address modulo the page size.
5795 * script-sections.cc (Script_sections::create_segments): If
5796 -n/--omagic, don't put read-only and read-write sections in
5799 * cref.cc: New file.
5801 * options.h (class General_options): Add --print-symbol-counts.
5802 * main.cc (main): Issue defined symbol report if requested.
5803 * archive.cc (Archive::interpret_header): Make into a const member
5805 (Archive::add_symbols): Call Input_objects::archive_start and
5807 (Archive::const_iterator): Define new class.
5808 (Archive::begin, Archive::end): New functions.
5809 (Archive::include_all_members): Rewrite to use iterator.
5810 (Archive::count_members): New function.
5811 * archive.h (class Archive): Update declarations.
5812 (Archive::filename): New function.
5813 * object.cc: Include "cref.h".
5814 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5815 (Sized_relobj::do_get_global_symbol_counts): New function.
5816 (Input_objects::add_object): Add object to cross-referencer.
5817 (Input_objects::archive_start): New function.
5818 (Input_objects::archive_stop): New function.
5819 (Input_objects::print_symbol_counts): New function.
5820 * object.h: Declare Cref and Archive.
5821 (Object::get_global_symbol_counts): New function.
5822 (Object::do_get_global_symbol_counts): New pure virtual function.
5823 (class Sized_relobj): Add defined_count_ field. Update
5825 (class Input_objects): Add cref_ field. Update constructor.
5826 Update declarations.
5827 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5829 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5831 (Sized_dynobj::do_get_global_symbol_counts): New function.
5832 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5833 defined_count_. Update declarations. Define Symbols typedef.
5834 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5835 parameter. Change all callers.
5836 (Symbol_table::add_from_dynobj): Add sympointers and defined
5837 parameters. Change all callers.
5838 * symtab.h (class Symbol_table): Update declarations.
5839 * Makefile.am (CCFILES): Add cref.cc.
5840 (HFILES): Add cref.h.
5841 * Makefile.in: Rebuild.
5843 2008-07-22 Simon Baldwin <simonb@google.com>
5845 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5846 to zero when writing undefined symbols.
5848 2008-07-22 Ian Lance Taylor <iant@google.com>
5850 * output.cc (Output_section::add_input_section): Don't try to
5851 merge empty merge sections.
5853 2008-07-21 Craig Silverstein <csilvers@google.com>
5855 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5856 Include symbol version in error message.
5858 2008-07-20 Chris Demetriou <cgd@google.com>
5860 * configure.ac (gold_cv_c_random_seed): New configured variable.
5861 (RANDOM_SEED_CFLAGS): New substituted variable.
5862 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5863 * configure: Rebuild.
5864 * Makefile.in: Likewise.
5865 * testsuite/Makefile.in: Likewise.
5867 2008-07-18 Ian Lance Taylor <iant@google.com>
5869 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5870 where we see NAME/NULL and NAME/VERSION as separate symbols.
5871 * testsuite/ver_test_main.cc (main): Call t4.
5872 (t4, t4_2a): Define.
5873 * testsuite/ver_test_2.cc (t4_2): Define.
5874 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5875 * testsuite/ver_test_4.cc (t4_2a): Define.
5876 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5877 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5879 2008-07-17 Ian Lance Taylor <iant@google.com>
5881 * dynobj.cc (Versions::add_def): If we give an error about a
5882 missing version, go ahead and create the version anyhow.
5884 2008-07-10 Ian Lance Taylor <iant@google.com>
5886 Handle output sections with more than 0x7fffffff bytes.
5887 * object.h (class Relobj): Change map_to_output_ to
5888 output_sections_, and just keep a section pointer. Change all
5889 uses. Move comdat group support to Sized_relobj.
5890 (Relobj::is_section_specially_mapped): Remove.
5891 (Relobj::output_section): Remove poff parameter. Change all
5893 (Relobj::output_section_offset): New function.
5894 (Relobj::set_section_offset): Rewrite.
5895 (Relobj::map_to_output): Remove.
5896 (Relobj::output_sections): New function.
5897 (Relobj::do_output_section_offset): New pure virtual function.
5898 (Relobj::do_set_section_offset): Likewise.
5899 (class Sized_relobj): Add section_offsets_ field. Add comdat
5900 group support from Relobj. Update declarations.
5901 (Sized_relobj::get_output_section_offset): New function.
5902 (Sized_relobj::do_output_section_offset): New function.
5903 (Sized_relobj::do_set_section_offset): New function.
5904 * object.cc (Relobj::output_section_address): Remove.
5905 (Sized_relobj::Sized_relobj): Initialize new fields.
5906 (Sized_relobj::include_section_group): Cast find_kept_object to
5908 (Sized_relobj::include_linkonce_section): Likewise.
5909 (Sized_relobj::do_layout): Use separate arrays for output section
5911 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5913 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5914 output_sections and section_offsets.
5915 (Sized_relobj::write_local_symbols): Likewise.
5916 (map_to_kept_section): Compute output address directly.
5917 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5918 output_sections and section_offsets.
5919 (Sized_relobj::write_sections): Likewise.
5920 (Sized_relobj::relocate_sections): Likewise.
5921 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5922 * output.h (class Output_reloc): Update declarations. Change
5923 u2_.relobj to Sized_relobj*.
5924 (class Output_data_reloc): Change add functions to use
5926 * output.cc (Output_reloc::Output_reloc): Change relobj to
5928 (Output_reloc::local_section_offset): Change return type to
5929 Elf_Addr. Use get_output_section_offset.
5930 (Output_reloc::get_address): Likewise.
5931 (Output_section::is_input_address_mapped): Don't call
5932 is_section_specially_mapped.
5933 (Output_section::output_offset): Likewise.
5934 (Output_section::output_address): Likewise.
5935 (Output_section::starting_output_address): Likewise.
5936 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5937 parameter to Sized_relobj*.
5938 (Copy_relocs::need_copy_reloc): Likewise.
5939 (Copy_relocs::save): Likewise.
5940 * copy-relocs.h (class Copy_relocs): Update declarations.
5941 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5942 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5943 * target-reloc.h (relocate_for_relocatable): Change
5944 offset_in_output_section type to Elf_Addr. Change code that uses
5946 * layout.cc (Layout::layout): Always set *off.
5947 * mapfile.cc (Mapfile::print_input_section): Use
5948 output_section_offset.
5949 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5951 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5952 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5953 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5955 2008-07-03 Ian Lance Taylor <iant@google.com>
5957 * layout.cc (Layout::include_section): Do not discard unrecognized
5958 SHT_STRTAB sections.
5960 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5962 * script.cc (Lex::can_continue_name): Make '?' allowable in
5963 version-script names.
5964 * testsuite/version_script.map: Change glob pattern to use '?'
5966 2008-06-30 Manish Singh <yosh@gimp.org>
5969 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5972 2008-06-30 Ian Lance Taylor <iant@google.com>
5976 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5977 versions]: Don't try to read the value in the contents, since we
5978 don't use it. Use the template endianness when writing.
5980 2008-06-25 Cary Coutant <ccoutant@google.com>
5982 * fileread.cc (File_read::make_view): Assert on zero-length view.
5983 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5984 symbol table when there are no symbols to read.
5986 2008-06-23 Craig Silverstein <csilvers@google.com>
5988 * version.cc (version_string): Bump to 1.7
5990 2008-06-18 Craig Silverstein <csilvers@google.com>
5992 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5993 constant 0xFFFF to type Valtype.
5994 (Powerpc_relocate_functions::rel16_ha): Likewise.
5996 2008-06-17 Ian Lance Taylor <iant@google.com>
5998 * output.h (Output_section::Input_section): Initialize p2align_ to
5999 zero for Output_section_data constructors.
6000 (Output_section::Input_section::addralign): If not an input
6001 section, return the alignment of the Output_section_data.
6002 * testsuite/copy_test.cc: New file.
6003 * testsuite/copy_test_1.cc: New file.
6004 * testsuite/copy_test_2.cc: New file.
6005 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6006 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6007 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6008 (copy_test_1_pic.o, copy_test_1.so): New targets.
6009 (copy_test_2_pic.o, copy_test_2.so): New targets.
6010 * testsuite/Makefile.in: Rebuild.
6012 * script-sections.cc (Script_sections::place_orphan): Initialize
6013 local variable exact.
6015 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6017 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6019 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6020 David S. Miller <davem@davemloft.net>
6022 * powerpc.cc: New file.
6023 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6024 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6025 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6026 * Makefile.in: Rebuild.
6028 2008-06-09 Ian Lance Taylor <iant@google.com>
6030 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6032 (throwing, orig_terminate): New static variables.
6033 (terminate_handler): New static function.
6034 (t2): Set terminate handler.
6036 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6039 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6042 2008-05-30 Cary Coutant <ccoutant@google.com>
6044 * archive.cc (Archive::include_all_members) Correct to step
6045 over symbol table and extended name table in thin archives.
6047 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6050 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6053 2008-05-28 Caleb Howe <cshowe@google.com>
6055 * reduced_debug_output.cc: New file.
6056 * reduced_debug_output.h: New file.
6057 * options.h (class General_options): Add --strip-debug-non-line.
6058 * options.cc (General_options::finalize): Add strip_debug_non_line
6059 to the strip heirarchy.
6060 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6062 * layout.cc: Include "reduced_debug_output.h".
6063 (Layout::Layout): Initialize new fields.
6064 (line_only_debug_sections): New static array.
6065 (is_lines_only_debug_sections): New static inline function.
6066 (Layout::include_section): Handle --strip-debug-non-line.
6067 (Layout::make_output_section): If --strip-debug-non-line, build
6068 new output sections for .debug_abbrev and .debug_info.
6069 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6070 gold. Warn about possible overflow.
6071 (read_signed_LEB_128): Likewise.
6072 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6073 (read_signed_LEB_128): Declare.
6074 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6075 (HFILES): Add reduced_debug_output.h.
6076 * Makefile.in: Rebuild.
6078 2008-05-21 Ian Lance Taylor <iant@google.com>
6080 * mapfile.cc: New file.
6081 * mapfile.h: New file.
6082 * options.h (class General_options): Add -M/--print-map and -Map.
6083 * options.cc (General_options::finalize): Make -M equivalent to
6085 * main.cc: Include <cstdio> and "mapfile.h".
6086 (main): Open mapfile if requested.
6087 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6088 constructor. Change caller.
6089 (queue_initial_tasks): Add mapfile parameter. Change caller.
6090 (queue_middle_tasks): Likewise.
6091 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6093 * archive.cc: Include "mapfile.h".
6094 (Archive::add_symbols): Add mapfile parameter. Change all
6095 callers. Pass mapfile, symbol, and reason to include_member.
6096 (Archive::include_all_members): Add mapfile parameter. Change all
6098 (Archive::include_member): Add mapfile, sym, and why parameters.
6099 Change all callers. Report inclusion to map file.
6100 * archive.h: Include "fileread.h".
6101 (class Archive): Update declarations.
6102 (Archive::file): New const method.
6103 (class Add_archive_symbols): Add mapfile_ field. Update
6104 constructor. Change all callers.
6105 * readsyms.h (class Read_symbols): Likewise.
6106 (class Finish_group): Likewise.
6107 (class Read_script): Likewise.
6108 * common.cc: Include "mapfile.h".
6109 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6111 (Symbol_table::do_allocate_commons): Likewise.
6112 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6113 symbol allocation to mapfile.
6114 * common.h (class Allocate_commons_task): Add mapfile_ field.
6115 Update constructor. Change all callers.
6116 * symtab.h (class Symbol_table): Update declarations.
6117 * layout.cc: Include "mapfile.h".
6118 (Layout_task_runner::run): Print information to mapfile.
6119 (Layout::create_gold_note): Change Output_data_fixed_space to
6120 Output_data_zero_fill.
6121 (Layout::create_build_id): Likewise.
6122 (Layout::print_to_mapfile): New function.
6123 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6124 constructor. Change caller.
6125 (class Layout): Declare print_to_mapfile.
6126 * output.cc (Output_section::Input_section::print_to_mapfile): New
6128 (Output_section::add_input_section): If producing a map, always
6129 add to input_sections_ list.
6130 (Output_section::do_print_to_mapfile): New function.
6131 (Output_segment::print_sections_to_mapfile): New function.
6132 (Output_segment::print_section_list_to_mapfile): New function.
6133 * output.h: Include "mapfile.h".
6134 (Output_data::print_to_mapfile): New function.
6135 (Output_data::do_print_to_mapfile): New virtual function.
6136 (Output_segment_headers::do_print_to_mapfile): New function.
6137 (Output_file_header::do_print_to_mapfile): New function.
6138 (Output_data_const::do_print_to_mapfile): New function.
6139 (class Output_data_const_buffer): Add map_name_ field. Update
6140 constructor. Change all callers. Add do_print_to_mapfile
6142 (class Output_data_fixed_space): Likewise.
6143 (class Output_data_space): Likewise.
6144 (class Output_data_zero_fill): New class.
6145 (Output_data_strtab::do_print_to_mapfile): New function.
6146 (Output_data_reloc_base::do_print_to_mapfile): New function.
6147 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6148 (Output_data_group::do_print_to_mapfile): New function.
6149 (Output_data_got::do_print_to_mapfile): New function.
6150 (Output_data_dynamic::do_print_to_mapfile): New function.
6151 (Output_symtab_xindex::do_print_to_mapfile): New function.
6152 (class Output_section): Declare do_print_to_mapflie. Declare
6153 print_to_mapfile in Input_section.
6154 (class Output_segment): Declare new functions.
6155 * object.h (Sized_relobj::symbol_count): New function.
6156 * script-sections.cc
6157 (Output_section_element_dot_assignment::set_section_addresses):
6158 Change Output_data_fixed_space to Output_data_zero_fill.
6159 (Output_data_expression::do_print_to_mapfile): New function.
6160 * script.cc (read_input_script): Add mapfile parameter. Change
6162 * script.h (read_input_script): Update declaration.
6163 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6164 (Eh_frame::do_print_to_mapfile): New function.
6165 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6166 (Output_merge_string::do_print_to_mapfile): New function.
6167 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6169 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6171 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6173 * Makefile.am (CCFILES): Add mapfile.cc.
6174 (HFILES): Add mapfile.h.
6175 * Makefile.in: Rebuild.
6177 2008-05-19 Ian Lance Taylor <iant@google.com>
6179 * options.h (class General_options): Add -z relro.
6180 * layout.cc (Layout::Layout): Initialize relro_segment_.
6181 (Layout::add_output_section_data): Return the output section.
6182 (Layout::make_output_section): Rcognize relro sections and mark
6184 (Layout::attach_allocated_section_to_segment): Put relro sections
6185 in a PT_GNU_RELRO segment.
6186 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6188 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6190 (Layout::linkonce_mapping): Map d.rel.ro.local to
6192 (Layout::output_section_name): Us .data.rel.ro.local for any
6193 section which begins with that.
6194 * layout.h (class Layout): Update add_output_section_data
6195 declaration. Add relro_segment_ field.
6196 * output.cc (Output_section::Output_section): Initialize is_relro_
6197 and is_relro_local_ fields.
6198 (Output_segment::add_output_section): Group relro sections.
6199 (Output_segment::is_first_section_relro): New function.
6200 (Output_segment::maximum_alignment): If there is a relro section,
6201 align the segment to the common page size.
6202 (Output_segment::set_section_addresses): Track whether we are
6203 looking at relro sections. If the last section is a relro
6204 section, align to the common page size.
6205 (Output_segment::set_section_list_addresses): Add in_relro
6206 parameter. Change all callers. Align to the page size when
6207 moving from relro to non-relro section.
6208 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6210 * output.h (class Output_section): Add is_relro_ and
6211 is_relro_local_ fields.
6212 (Output_section::is_relro): New function.
6213 (Output_section::set_is_relro): New function.
6214 (Output_section::is_relro_local): New function.
6215 (Output_section::set_is_relro_local): New function.
6216 (class Output_segment): Update declarations.
6217 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6218 * sparc.cc (Target_sparc::got_section): Likewise.
6219 * x86_64.cc (Target_x86_64::got_section): Likewise.
6220 * testsuite/relro_test_main.cc: New file.
6221 * testsuite/relro_test.cc: New file.
6222 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6223 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6224 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6225 (relro_test.so, relro_test_pic.o): New targets.
6226 * testsuite/Makefile.in: Rebuild.
6228 2008-05-16 Ian Lance Taylor <iant@google.com>
6230 * output.cc (Output_segment::add_output_section): Remove front
6232 * output.h (class Output_segment): Remove
6233 add_initial_output_section and overloaded add_output_section.
6234 Update declaration of remaining add_output_section.
6235 * layout.cc (Layout::create_interp): Call add_output_section
6236 rather than add_initial_output_section.
6237 (Layout::finish_dynamic_section): Likewise.
6239 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6240 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6241 know the dynamic type.
6242 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6243 field. Initialize it in constructor.
6244 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6245 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6246 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6249 * output.cc (Output_reloc::get_address): Change return type to
6251 * output.h (class Output_reloc): Update get_address declaration.
6252 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6253 for section addresses.
6255 2008-05-09 Ian Lance Taylor <iant@google.com>
6258 * gold.cc (gold_nomem): Use return value of write.
6260 2008-05-08 Ian Lance Taylor <iant@google.com>
6262 * symtab.c (Symbol::init_base_output_data): Add version
6263 parameter. Change all callers.
6264 (Symbol::init_base_output_segment): Likewise.
6265 (Symbol::init_base_constant): Likewise.
6266 (Symbol::init_base_undefined): Likewise.
6267 (Sized_symbol::init_output_data): Likewise.
6268 (Sized_symbol::init_output_segment): Likewise.
6269 (Sized_symbol::init_constant): Likewise.
6270 (Sized_symbol::init_undefined): Likewise.
6271 (Symbol_table::do_define_in_output_data): If the new symbol has a
6272 version, mark it as the default.
6273 (Symbol_table::do_define_in_output_segment): Likewise.
6274 (Symbol_table::do_define_as_constant): Likewise.
6275 * symtab.h (class Symbol): Update declarations.
6276 (class Sized_symbol): Likewise.
6277 * resolve.cc (Symbol::override_version): New function.
6278 (Symbol::override_base): Call override_version.
6279 (Symbol::override_base_with_special): Likewise.
6280 * testsuite/ver_script_8.script: New file.
6281 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6282 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6283 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6284 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6286 2008-05-06 Ian Lance Taylor <iant@google.com>
6289 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6291 (class General_options): Remove existing --undefined, and add
6292 --no-undefined instead. Add new --undefined as synonym for -u.
6293 * archive.cc (Archive::add_symbols): Check whether symbol was
6295 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6296 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6297 all uses. Add IS_UNDEFINED. Update declarations to split
6298 different versions of init_base. Declare init_base_undefined.
6299 (Symbol::is_defined): Handle IS_UNDEFINED.
6300 (Symbol::is_undefined): Likewise.
6301 (Symbol::is_weak_undefined): Call is_undefined.
6302 (Symbol::is_absolute): Handle IS_CONSTANT.
6303 (class Sized_symbol): Update declarations to split different
6304 versions of init. Declare init_undefined.
6305 (class Symbol_table): Declare new functions.
6306 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6308 (Symbol::init_base_output_data): Likewise.
6309 (Symbol::init_base_output_segment): Likewise.
6310 (Symbol::init_base_constant): Likewise.
6311 (Symbol::init_base_undefined): New function.
6312 (Sized_symbol::init_object): Rename from init. Change all
6314 (Sized_symbol::init_output_data): Likewise.
6315 (Sized_symbol::init_output_segment): Likewise.
6316 (Sized_symbol::init_constant): Likewise.
6317 (Sized_symbol::init_undefined): New function.
6318 (Symbol_table::add_undefined_symbols_from_command_line): New
6320 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6322 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6323 (Symbol::output_section): Likewise.
6324 (Symbol::set_output_section): Likewise.
6325 (Symbol_table::sized_finalize_symbol): Likewise.
6326 (Symbol_table::sized_write_globals): Likewise.
6327 * resolve.cc (Symbol_table::should_override): Likewise.
6328 (Symbol::override_base_with_special): Likewise.
6330 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6331 symbol, change it to have default visibility.
6332 * testsuite/protected_1.cc: New file.
6333 * testsuite/protected_2.cc: New file.
6334 * testsuite/protected_3.cc: New file.
6335 * testsuite/protected_main_1.cc: New file.
6336 * testsuite/protected_main_2.cc: New file.
6337 * testsuite/protected_main_3.cc: New file.
6338 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6339 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6340 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6341 (protected_1.so): New target.
6342 (protected_1_pic.o, protected_2_pic.o): New targets.
6343 (protected_3_pic.o): New target.
6344 (check_PROGRAMS): Add protected_2.
6345 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6346 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6347 * testsuite/Makefile.in: Rebuild.
6349 * options.h (DEFINE_var): Add set_user_set_##varname__.
6350 (DEFINE_bool_alias): New macro.
6351 (class General_options): Define -Bstatic using DEFINE_bool_alias
6352 rather than DEFINE_special. Add --undefined as an alias for -z
6354 * options.cc (General_options::parse_Bstatic): Remove.
6356 * options.h (class General_options): Add --fatal-warnings.
6357 * main.cc (main): Implement --fatal-warnings.
6358 * errors.h (Errors::warning_count): New function.
6360 * options.h (class General_options): Add -Bsymbolic-functions.
6361 * symtab.h (Symbol::is_preemptible): Check for
6362 -Bsymbolic-functions.
6364 2008-05-05 Ian Lance Taylor <iant@google.com>
6366 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6367 as noVARNAME rather than no-VARNAME.
6368 (class General_options): Add option -z combreloc.
6369 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6371 (Output_reloc::sort_before) [SHT_REL]: New function.
6372 (Output_reloc::sort_before) [SHT_RELA]: New function.
6373 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6374 Sort_relocs_comparison.
6375 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6376 parameter. Change all callers.
6377 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6378 sort_relocs parameter. Change all callers.
6379 * output.cc (Output_reloc::get_address): New function, broken out
6381 (Output_reloc::write_rel): Call it.
6382 (Output_reloc::compare): New function.
6383 (Output_data_reloc_base::do_write): Optionally sort relocs.
6385 * configure.ac: If targ_extra_obj is set, link it in.
6386 * configure.tgt: Initialize all variables.
6387 (x86_64*): Set targ_extra_obj and targ_extra_size.
6388 * configure: Rebuild.
6390 * object.cc (Sized_relobj::include_section_group): Adjust section
6391 indexes read from group data. Build vector to pass to
6393 * layout.cc (Layout::layout_group): Add flags and shndxes
6394 parameters. Remove contents parameter. Change caller. Update
6395 explicit instantiations.
6396 * layout.h (class Layout): Update layout_group declaration.
6397 * output.cc (Output_data_group::Output_data_group): Add flags and
6398 input_shndxes parameters. Remove contents parameter. Change
6400 (Output_data_group::do_write): Change input_sections_ to
6402 * output.h (class Output_data_group): Update constructor
6403 declaration. Rename input_sections_ to input_shndxes_.
6404 * testsuite/many_sections_test.cc: Add template.
6406 2008-04-30 Cary Coutant <ccoutant@google.com>
6408 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6410 * layout.cc (Layout::include_section): Refactored check for debug
6412 (Layout::add_comdat): Add new parameters. Change type
6413 of signature parameter. Add object and shndx to signatures table.
6414 (Layout::find_kept_object): New function.
6415 * layout.h: Include <cstring>.
6416 (Layout::is_debug_info_section): New function.
6417 (Layout::add_comdat): Add new parameters.
6418 (Layout::find_kept_object): New function.
6419 (Layout::Kept_section): New struct.
6420 (Layout::Signatures): Change type of map range.
6421 * object.cc (Relobj::output_section_address): New function.
6422 (Sized_relobj::include_section_group): Add new parameters. Change
6423 calls to Layout::add_comdat. Change to build table of kept comdat
6424 groups and table mapping discarded sections to kept sections.
6425 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6426 (Sized_relobj::do_layout): Change calls to include_section_group and
6427 include_linkonce_section.
6428 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6429 value to zero when section is discarded.
6430 (Sized_relobj::map_to_kept_section): New function.
6431 * object.h (Relobj::output_section_address): New function.
6432 (Relobj::Comdat_group): New type.
6433 (Relobj::find_comdat_group): New function.
6434 (Relobj::Comdat_group_table): New type.
6435 (Relobj::Kept_comdat_section): New type.
6436 (Relobj::Kept_comdat_section_table): New type.
6437 (Relobj::add_comdat_group): New function.
6438 (Relobj::set_kept_comdat_section): New function.
6439 (Relobj::get_kept_comdat_section): New function.
6440 (Relobj::comdat_groups_): New field.
6441 (Relobj::kept_comdat_sections_): New field.
6442 (Symbol_value::input_value): Update comment.
6443 (Sized_relobj::map_to_kept_section) New function.
6444 (Sized_relobj::include_linkonce_section): Add new parameter.
6445 * target-reloc.h (Comdat_behavior): New type.
6446 (get_comdat_behavior): New function.
6447 (relocate_section): Add code to map a discarded section to the
6448 corresponding kept section when applying a relocation.
6450 2008-04-30 Craig Silverstein <csilvers@google.com>
6452 * dwarf_reader.cc (next_generation_count): New static var.
6453 (Addr2line_cache_entry): New struct.
6454 (addr2line_cache): New static var.
6455 (Dwarf_line_info::one_addr2line): Added caching.
6456 (Dwarf_line_info::clear_addr2line_cache): New function.
6457 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6458 cache-size parameter.
6459 (Dwarf_line_info::one_addr2line_cache): New function.
6460 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6461 new cache-size argument to one_addr2line(), and clear cache.
6463 2008-04-28 Cary Coutant <ccoutant@google.com>
6465 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6466 R_386_PC8 relocations.
6468 2008-04-23 Ian Lance Taylor <iant@google.com>
6470 * object.cc (Sized_relobj::include_section_group): Check for
6471 invalid section group.
6473 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6476 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6477 than read for file header.
6478 * archive.cc (Archive::include_member): Likewise.
6480 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6482 * aclocal.m4: Regenerate.
6483 * configure: Regenerate.
6485 2008-04-19 Ian Lance Taylor <iant@google.com>
6487 * version.cc (version_string): Bump to 1.6.
6489 * testsuite/Makefile.am (many_sections_r_test): New target.
6490 (many_sections_r_test_SOURCES): Remove.
6491 (many_sections_r_test_DEPENDENCIES): Remove.
6492 (many_sections_r_test_LDFLAGS): Remove.
6493 (many_sections_r_test_LDADD): Remove.
6495 * object.cc (Sized_relobj::do_add_symbols): Always pass
6496 local_symbol_count_ to add_from_relobj.
6498 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6499 every thousand variables.
6500 * testsuite/Makefile.in: Rebuild.
6502 * object.cc (Xindex::initialize_symtab_xindex): New function.
6503 (Xindex::read_symtab_xindex): New function.
6504 (Xindex::sym_xindex_to_shndx): New function.
6505 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6507 (Sized_relobj::do_initialize_xindex): New function.
6508 (Sized_relobj::do_read_symbols): Adjust section links.
6509 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6510 parameter. Change all callers.
6511 (Sized_relobj::include_section_group): Adjust section links and
6512 symbol section indexes.
6513 (Sized_relobj::do_layout): Adjust section links.
6514 (Sized_relobj::do_count_local_symbols): Adjust section links and
6515 symbol section indexes.
6516 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6517 ordinary and special symbols.
6518 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6519 dynsym_xindex parameters. Change all callers. Adjust section
6520 links. Use SHN_XINDEX when needed.
6521 (Sized_relobj::get_symbol_location_info): Adjust section links.
6522 Don't get fooled by special symbols.
6523 * object.h (class Xindex): Define.
6524 (class Object): Add xindex_ parameter. Declare virtual functoin
6525 do_initialize_xindex.
6526 (Object::adjust_sym_shndx): New function.
6527 (Object::set_xindex): New protected function.
6528 (class Symbol_value): Add is_ordinary_shndx_ field.
6529 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6530 (Symbol_value::value): Assert ordinary section.
6531 (Symbol_value::initialize_input_to_output_map): Likewise.
6532 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6534 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6536 (class Sized_relobj): Update declarations.
6537 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6538 parameter. Change all callers.
6539 (Sized_relobj::adjust_shndx): New function.
6540 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6542 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6543 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6544 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6545 (Sized_dynobj::read_dynsym_section): Adjust section links.
6546 (Sized_dynobj::read_dynamic): Likewise.
6547 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6549 (Sized_dynobj::do_initialize_xindex): New function.
6550 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6551 do_initialize_xindex.
6552 (Sized_dynobj::adjust_shndx): New function.
6553 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6554 dynsym_xindex_ fields.
6555 (Layout::finalize): Add a call to set_section_indexes before
6556 creating the symtab sections.
6557 (Layout::set_section_indexes): Don't do anything if the section
6558 already has a section index.
6559 (Layout::create_symtab_sections): Add shnum parameter. Change
6560 caller. Create .symtab_shndx section if needed.
6561 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6563 (Layout::allocated_output_section_count): New function.
6564 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6566 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6567 fields. Update declarations.
6568 (Layout::symtab_xindex): New function.
6569 (Layout::dynsym_xindex): New function.
6570 (class Write_symbols_task): Add layout_ field.
6571 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6573 * output.cc (Output_section_headers::Output_section_headers): Add
6574 shstrtab_section parameter. Change all callers.
6575 (Output_section_headers::do_sized_write): Store overflow values
6576 for section count and section string table section index in
6577 section header zero.
6578 (Output_file_header::do_sized_write): Check for overflow of
6579 section count and section string table section index.
6580 (Output_symtab_xindex::do_write): New function.
6581 (Output_symtab_xindex::endian_do_write): New function.
6582 * output.h (class Output_section_headers): Add shstrtab_section_.
6583 Update declarations.
6584 (class Output_symtab_xindex): Define.
6585 (Output_section::has_out_shndx): New function.
6586 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6588 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6590 (Sized_symbol::init): Likewise.
6591 (Symbol::output_section): Check for ordinary symbol.
6592 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6593 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6595 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6596 Change all callers. Simplify handling of symbols from sections
6597 not included in the link.
6598 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6600 (Weak_alias_sorter::operator()): Assert that symbols are
6602 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6604 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6605 parameters. Change all callers.
6606 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6607 symbol distinction. Use SHN_XINDEX when needed.
6608 (Symbol_table::write_section_symbol): Add symtab_xindex
6609 parameter. Change all callers.
6610 (Symbol_table::sized_write_section_symbol): Likewise. Use
6611 SHN_XINDEX when needed.
6612 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6614 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6615 (Symbol::is_defined): Check is_ordinary.
6616 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6617 (Symbol::is_absolute, Symbol::is_common): Likewise.
6618 (class Sized_symbol): Update declarations.
6619 (class Symbol_table): Update declarations.
6620 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6621 parameters. Change all callers.
6622 (Sized_symbol::override): Likewise.
6623 (Symbol_table::override): Likewise.
6624 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6625 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6626 is_ordinary, and orig_st_shndx parameters. Change all callers.
6627 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6628 to be in an ordinary section.
6629 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6630 object and is_ordinary parameters. Change all callers.
6631 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6632 Change all callers. Don't add undefined or non-ordinary symbols
6634 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6636 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6638 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6639 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6640 (Sized_relobj::relocate_sections): Likewise.
6641 * target-reloc.h (scan_relocs): Adjust section symbol index.
6642 (scan_relocatable_relocs): Likewise.
6643 * i386.cc (Scan::local): Check for ordinary symbols.
6644 * sparc.cc (Scan::local): Likewise.
6645 * x86_64.cc (Scan::local): Likewise.
6646 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6647 to symbol_section_and_value.
6648 * testsuite/many_sections_test.cc: New file.
6649 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6650 (check_PROGRAMS): Add many_sections_test.
6651 (many_sections_test_SOURCES): Define.
6652 (many_sections_test_DEPENDENCIES): Define.
6653 (many_sections_test_LDFLAGS): Define.
6654 (BUILT_SOURCES): Add many_sections_define.h.
6655 (many_sections_define.h): New target.
6656 (BUILT_SOURCES): Add many_sections_check.h.
6657 (many_sections_check.h): New target.
6658 (check_PROGRAMS): Add many_sections_r_test.
6659 (many_sections_r_test_SOURCES): Define.
6660 (many_sections_r_test_DEPENDENCIES): Define.
6661 (many_sections_r_test_LDFLAGS): Define.
6662 (many_sections_r_test_LDADD): Define.
6663 (many_sections_r_test.o): New target.
6664 * testsuite/Makefile.in: Rebuild.
6666 2008-04-17 Cary Coutant <ccoutant@google.com>
6668 * errors.cc (Errors::info): New function.
6669 (gold_info): New function.
6670 * errors.h (Errors::info): New function.
6671 * gold.h (gold_info): New function.
6672 * object.cc (Input_objects::add_object): Print trace output.
6673 * options.cc (options::parse_set): New function.
6674 (General_options::parse_wrap): Deleted.
6675 (General_options::General_options): Deleted initializer.
6676 * options.h (options::String_set): New typedef.
6677 (options::parse_set): New function.
6678 (DEFINE_set): New macro.
6679 (General_options::wrap): Changed to use DEFINE_set. Changed
6680 callers of any_wrap_symbols and is_wrap_symbol.
6681 (General_options::trace, General_options::trace_symbol):
6683 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6684 (General_options::wrap_symbols_): Deleted.
6685 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6687 2008-04-17 David S. Miller <davem@davemloft.net>
6689 * options.cc (General_options::parse_V): New function.
6690 * options.h: Add entries for -V and -Qy.
6692 2008-04-17 Ian Lance Taylor <iant@google.com>
6694 * common.cc (Symbol_table::allocate_commons): Remove options
6695 parameter. Change caller.
6696 (Symbol_table::do_allocate_commons): Remove options parameter.
6697 Change caller. Just call do_allocate_commons_list twice.
6698 (Symbol_table::do_allocate_commons_list): New function, broken out
6699 of do_allocate_commons.
6700 * common.h (class Allocate_commons_task): Remove options_ field.
6702 * symtab.cc (Symbol_table::Symbol_table): Initialize
6704 (Symbol_table::add_from_object): Put TLS common symbols on
6706 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6707 which are IN_OUTPUT_DATA.
6708 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6709 allocate_commons and do_allocate_commons declarations. Declare
6710 do_allocate_commons_list.
6711 * gold.cc (queue_middle_tasks): Update creation of
6712 Allocate_commons_task to not pass options.
6713 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6714 (TLS_TEST_C_FLAGS): New variable.
6715 (tls_test_c_pic.o): New target.
6716 (tls_test_shared.so): Link in tls_test_c_pic.o.
6717 (tls_test_c_pic_ie.o): New target.
6718 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6719 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6720 (tls_test_c.o): New target.
6721 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6722 (tls_pic_test_LDADD): Likewise.
6723 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6724 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6725 (tls_test_c_gnu2.o): New target.
6726 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6728 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6729 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6730 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6731 * testsuite/tls_test.cc: Include "config.h".
6732 (t_last): Call t11_last.
6733 * testsuite/tls_test.h (t11, t11_last): Declare.
6734 * testsuite/tls_test_c.c: New file.
6735 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6736 * configure.ac: Check for OpenMP support.
6737 * configure, config.in, Makefile.in: Rebuild.
6738 * testsuite/Makefile.in: Rebuild.
6740 2008-04-16 Cary Coutant <ccoutant@google.com>
6742 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6743 (Target_i386::tls_base_symbol_defined_): New field.
6744 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6745 (Target_i386::Scan::global): Likewise.
6746 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6747 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6748 (Target_x86_64::tls_base_symbol_defined_): New field.
6749 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6750 (Target_x86_64::Scan::global): Likewise.
6752 2008-04-16 Cary Coutant <ccoutant@google.com>
6754 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6755 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6756 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6757 building shared libraries.
6758 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6759 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6760 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6761 * testsuite/Makefile.in: Rebuild.
6762 * testsuite/weak_undef.h: New file.
6763 * testsuite/weak_undef_file1.cc: Add extra test cases.
6764 * testsuite/weak_undef_file2.cc: Likewise.
6765 * testsuite/weak_undef_test.cc: Likewise.
6767 2008-04-16 David S. Miller <davem@davemloft.net>
6769 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6770 Add issued_non_pic_error_ field. Declare check_non_pic.
6771 (Target_sparc::Scan::check_non_pic): New function.
6772 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6773 (Target_sparc::Scan::global): Likewise.
6775 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6776 * configure: Rebuild.
6778 * options.h (DEFINE_enable): New macro.
6779 (new_dtags): New enable option.
6780 (initfirst, interpose, loadfltr, nodefaultlib,
6781 nodelete, nodlopen, nodump): New -z options.
6782 * layout.cc (Layout:finish_dynamic_section): If new
6783 dtags enabled, emit DT_RUNPATH. Also, emit a
6784 DT_FLAGS_1 containing any specified -z flags.
6786 2008-04-16 Ian Lance Taylor <iant@google.com>
6788 * copy-relocs.cc: New file.
6789 * copy-relocs.h: New file.
6790 * reloc.cc: Remove Copy_relocs code.
6791 * reloc.h: Likewise.
6792 * reloc-types.h (struct Reloc_types) [both versions]: Add
6793 get_reloc_addend_noerror.
6794 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6795 variants of add_global which take an addend which must be zero.
6796 * i386.cc: Include "copy-relocs.h".
6797 (class Target_i386): Change type of copy_relocs_ to variable,
6799 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6801 (Target_i386::do_finalize_sections): Change handling of
6803 * sparc.cc: Include "copy-relocs.h".
6804 (class Target_sparc): Change type of copy_relocs_ to variable,
6806 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6808 (Target_sparc::do_finalize_sections): Change handling of
6810 * x86_64.cc: Include "copy-relocs.h".
6811 (class Target_x86_64): Change type of copy_relocs_ to variable,
6813 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6814 class. Change all callers.
6815 (Target_x86_64::do_finalize_sections): Change handling of
6817 * Makefile.am (CCFILES): Add copy-relocs.cc.
6818 (HFILES): Add copy-relocs.h.
6820 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6822 * testsuite/script_test_4.sh: Permit leading zeroes.
6824 2008-04-15 Ian Lance Taylor <iant@google.com>
6826 * script-sections.cc (Script_sections::create_segments): Use
6827 header_size_adjustment even when there is enough room for the
6829 * testsuite/script_test_4.sh: New file.
6830 * testsuite/script_test_4.t: New file.
6831 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6832 (check_DATA): Add script_test_4.stdout.
6833 (MOSTLYCLEANFILES): Likewise.
6834 (script_test_4): New target.
6835 (script_test_4.stdout): New target.
6836 * testsuite/Makefile.in: Rebuild.
6838 * sparc.cc: Add definitions for Output_data_plt_sparc class
6841 2008-04-14 David S. Miller <davem@davemloft.net>
6843 * sparc.cc: New file.
6844 * Makefile.am (TARGETSOURCES): Add sparc.cc
6845 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6846 * configure.tgt: Document targ_extra_size and
6847 targ_extra_big_endian. Add entries for sparc-* and
6849 * configure.ac: Handle targ_extra_size and
6850 targ_extra_big_endian.
6851 * Makefile.in: Rebuild.
6852 * configure: Likewise.
6853 * po/POTFILES.in: Likewise.
6854 * po/gold.pot: Likewise.
6856 2008-04-14 Ian Lance Taylor <iant@google.com>
6858 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6859 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6860 in the name/type/flags to section mapping. Don't call
6861 allocate_output_section.
6862 (Layout::choose_output_section): Change parameter from adjust_name
6863 to is_input_section. Don't permit input sections after sections
6864 are attached to segments. Don't call allocate_output_section.
6865 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6866 not write_enable_output_section.
6867 (Layout::make_output_section): Don't push to
6868 unattached_section_list_ nor call attach_to_segment. Call
6869 attach_section_to_segment if sections are attached.
6870 (Layout::attach_sections_to_segments): New function.
6871 (Layout::attach_section_to_segment): New function.
6872 (Layout::attach_allocated_section_to_segment): Rename from
6873 attach_to_segment. Remove flags parameter.
6874 (Layout::allocate_output_section): Remove function.
6875 (Layout::write_enable_output_section): Remove function.
6876 * layout.h (class Layout): Update for above changes. Add new
6877 field sections_are_attached_.
6878 * output.h (Output_section::update_flags_for_input_section): New
6880 * output.cc (Output_section::add_input_section): Call
6881 update_flags_for_input_section.
6882 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6884 2008-04-11 Cary Coutant <ccoutant@google.com>
6886 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6887 thought unnecessary.
6888 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6890 2008-04-11 Ian Lance Taylor <iant@google.com>
6892 * output.h (class Output_section_data): Remove inline definition
6894 * output.cc (Output_section_data::set_addralign): New function.
6896 2008-04-11 Cary Coutant <ccoutant@google.com>
6898 Add support for TLS descriptors for i386 and x86_64.
6899 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6900 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6901 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6903 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6904 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6905 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6907 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6908 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6909 Fix problem with initial-exec relocations.
6910 (Target_i386::Relocate::relocate_tls): Likewise.
6911 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6913 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6914 support for section-plus-offset dynamic table entries.
6915 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6916 (Output_data_dynamic::Dynamic_entry): Add support for
6917 section-plus-offset dynamic table entries.
6918 (Output_data_dynamic::Classification): Likewise.
6919 (Output_data_dynamic::classification_): Renamed offset_.
6920 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6921 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6922 (Target_x86_64::make_plt_section): New function.
6923 (Target_x86_64::reserve_tlsdesc_entries): New function.
6924 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6925 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6926 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6927 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6928 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6929 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6930 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6931 add extra PLT entry for TLS descriptors.
6932 (Output_data_plt_x86_64::got_): New field.
6933 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6934 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6936 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6938 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6939 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6940 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6941 R_386_TLS_DESC_CALL relocations.
6942 (Target_x86_64::Scan::global): Likewise.
6943 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6944 for TLS descriptors.
6945 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6946 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6947 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6948 GD-to-IE relaxation.
6949 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6950 and TLS_DESCRIPTORS.
6951 * Makefile.in: Rebuild.
6952 * configure: Rebuild.
6953 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6954 (tls_test_shared2.so): New target.
6955 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6956 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6957 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6958 (tls_shared_gd_to_ie_test_LDADD): New variable.
6959 (tls_shared_gnu2_gd_to_ie_test): New target.
6960 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6962 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6963 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6964 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6965 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6966 (tls_shared_gnu2_test): New target.
6967 (tls_test_gnu2_shared.so): New target.
6968 (tls_shared_gnu2_test_SOURCES): New variable.
6969 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6970 (tls_shared_gnu2_test_LDFLAGS): New variable.
6971 (tls_shared_gnu2_test_LDADD): New variable.
6972 * testsuite/Makefile.in: Rebuild.
6973 * testsuite/Makefile.
6975 2008-04-11 Ian Lance Taylor <iant@google.com>
6977 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6979 * testsuite/Makefile.in: Rebuild.
6981 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6983 * testsuite/script_test_2.cc (main): Adjust test.
6985 2008-04-11 David S. Miller <davem@davemloft.net>
6986 Ian Lance Taylor <iant@google.com>
6988 * options.h (General_options): Add entries for '-Y' and
6990 * options.cc (General_options:finalize): If -Y was used, add those
6991 entries to the library path instead of the default "/lib" and
6994 2008-04-11 David S. Miller <davem@davemloft.net>
6996 * testsuite/justsyms.t: Start at 0x100.
6997 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6998 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7000 * testsuite/script_test_2.cc: Adjust string and section length
7003 2008-04-09 Ian Lance Taylor <iant@google.com>
7006 * script-sections.cc (Sections_element::allocate_to_segment): Add
7008 (Output_section_definition::allocate_to_segment): Likewise.
7009 (Orphan_output_section::allocate_to_segment): Likewise.
7010 (Script_sections::attach_sections_using_phdrs_clause): Don't
7011 propagate non-PT_LOAD segments to orphan sections.
7012 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7013 readelf rather than objdump.
7014 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7015 .interp section and PT_INTERP segment are the same size.
7016 * testsuite/Makefile.in: Rebuild.
7018 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7019 aliases for symbols defined in the same object.
7020 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7021 (weak_alias_test_SOURCES): New variable.
7022 (weak_alias_test_DEPENDENCIES): New variable.
7023 (weak_alias_test_LDFLAGS): New variable.
7024 (weak_alias_test_LDADD): New variable.
7025 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7026 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7027 (weak_alias_test_3.o): New target.
7028 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7029 * testsuite/weak_alias_test_main.cc: New file.
7030 * testsuite/weak_alias_test_1.cc: New file.
7031 * testsuite/weak_alias_test_2.cc: New file.
7032 * testsuite/weak_alias_test_3.cc: New file.
7034 2008-04-08 Ian Lance Taylor <iant@google.com>
7036 * options.h (class General_options): Add --noinhibit-exec option.
7037 * main.cc (main): Check --noinhibit-exec.
7039 * options.h (class General_options): Define --wrap as a special
7040 option. Add wrap_symbols_ field.
7041 (General_options::any_wrap_symbols): New function.
7042 (General_options::is_wrap_symbol): New function.
7043 * options.cc (General_options::parse_wrap): New function.
7044 (General_options::General_options): Initialize wrap_symbols_.
7045 * symtab.cc (Symbol_table::wrap_symbol): New function.
7046 (Symbol_table::add_from_object): Handle --wrap.
7047 * symtab.h (class Symbol_table): Declare wrap_symbol.
7048 * target.h (Target::wrap_char): New function.
7049 (Target::Target_info): Add wrap_char field.
7050 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7051 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7052 * testsuite/testfile.cc (Target_test::test_target_info):
7055 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7058 * layout.h (class Layout): Add added_eh_frame_data_ field.
7059 * layout.cc (Layout::Layout): Initialize new field.
7060 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7061 output section until we find a section we merged successfully.
7062 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7063 that the size be non-zero.
7065 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7068 2008-04-08 Craig Silverstein <csilvers@google.com>
7070 * configure.ac: Export new conditional variable HAVE_ZLIB.
7071 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7073 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7074 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7076 2008-04-07 Ian Lance Taylor <iant@google.com>
7078 * version.cc (version_string): Set to "1.5".
7080 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7081 Add issued_non_pic_error_ field. Declare check_non_pic.
7082 (Target_x86_64::Scan::check_non_pic): New function.
7083 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7084 (Target_x86_64::Scan::global): Likewise.
7086 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7087 addend parameter. Change caller. Handle merge sections.
7088 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7089 Address to Addend. Don't add in the result of
7090 local_section_offset, pass down the addend and use the returned
7092 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7093 Update declarations of local_section_offset and symbol_value.
7094 * testsuite/two_file_test_1.cc (t18): New function.
7095 * testsuite/two_file_test_2.cc (f18): New function.
7096 * testsuite/two_file_test_main.cc (main): Call t18.
7097 * testsuite/two_file_test.h (t18, f18): Declare.
7099 * configure.ac: Don't test for objdump, c++filt, or readelf.
7100 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7102 (TEST_READELF): New variable.
7103 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7104 (check_PROGRAMS): Add two_file_strip_test.
7105 (two_file_strip_test): New target.
7106 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7107 (two_file_same_shared_strip_test_SOURCES): New variable.
7108 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7109 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7110 (two_file_same_shared_strip_test_LDADD): New variable.
7111 (two_file_shared_strip.so): New target.
7112 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7113 (ver_test_5.syms, ver_test_7.syms): Likewise.
7114 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7115 (strip_test_3.stdout): Use TEST_OBJDUMP.
7116 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7118 2008-04-04 Cary Coutant <ccoutant@google.com>
7120 * symtab.h (Symbol::is_weak_undefined): New function.
7121 (Symbol::is_strong_undefined): New function.
7122 (Symbol::is_absolute): New function.
7123 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7124 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7126 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7127 (weak_undef_test): New target.
7128 * testsuite/Makefile.in: Rebuild.
7129 * testsuite/weak_undef_file1.cc: New file.
7130 * testsuite/weak_undef_file2.cc: New file.
7131 * testsuite/weak_undef_test.cc: New file.
7133 2008-04-03 Craig Silverstein <csilvers@google.com>
7135 * compressed_output.h (class Output_compressed_section): Use
7137 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7139 (zlib_compressed_suffix): Removed.
7140 (Output_compressed_section::set_final_data_size): Use unsigned
7142 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7143 Fix linker invocation.
7144 (flagstest_o_specialfile_and_compress_debug_sections):
7146 * testsuite/Makefile.in: Regenerated.
7148 2008-04-02 David S. Miller <davem@davemloft.net>
7150 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7151 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7153 2008-04-02 Craig Silverstein <csilvers@google.com>
7157 2008-04-02 Ian Lance Taylor <iant@google.com>
7159 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7160 parameters. Update for new key type to views_. Change all
7162 (File_read::read): Adjust for byteshift in returned view.
7163 (File_read::add_view): New function, broken out of
7165 (File_read::make_view): New function, broken out of
7167 (File_read::find_or_make_view): Add offset and aligned
7168 parameters. Rewrite accordingly. Change all callers.
7169 (File_read::get_view): Add offset and aligned parameters. Adjust
7170 for byteshift in return value.
7171 (File_read::get_lasting_view): Likewise.
7172 * fileread.h (class File_read): Update declarations.
7173 (class File_read::View): Add byteshift_ field. Add byteshift to
7174 constructor. Add byteshift method.
7175 * archive.h (Archive::clear_uncached_views): New function.
7176 (Archive::get_view): Add aligned parameter. Change all callers.
7177 * object.h (Object::get_view): Add aligned parameter. Change all
7179 (Object::get_lasting_view): Likewise.
7181 * fileread.cc (File_read::release): Don't call clear_views if
7182 there are multiple objects.
7183 * fileread.h (File_read::clear_uncached_views): New function.
7184 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7187 2008-03-31 Cary Coutant <ccoutant@google.com>
7189 Add thin archive support.
7190 * archive.cc (Archive::armagt): New const.
7191 (Archive::setup): Remove task parameter and calls to unlock.
7192 (Archive::unlock_nested_archives): New function.
7193 (Archive::read_header): Add nested_off parameter. Change
7195 (Archive::interpret_header): Likewise.
7196 (Archive::include_all_members): Change to handle thin
7198 (Archive::include_member): Likewise.
7199 * archive.h (Archive::Archive): Add new parameters and
7201 (Archive::armagt): New const.
7202 (Archive::setup): Remove task parameter.
7203 (Archive::unlock_nested_archives): New function.
7204 (Archive::read_header): Add nested_off parameter.
7205 (Archive::interpret_header): Likewise.
7206 (Archive::Nested_archive_table): New typedef.
7207 (Archive::is_thin_archive_): New field.
7208 (Archive::nested_archives_): New field.
7209 (Archive::options_): New field.
7210 (Archive::dirpath_): New field.
7211 (Archive::task_): New field.
7212 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7213 for thin archives. Pass additional parameters to
7214 Archive::Archive. Unlock the archive file after calling
7217 2008-03-29 Ian Lance Taylor <iant@google.com>
7219 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7220 version symbol to be local.
7221 * testsuite/ver_test_4.sh: New file.
7222 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7223 (check_DATA): Add ver_test_4.syms.
7224 (ver_test_4.syms): New target.
7225 * testsuite/Makefile.in: Rebuild.
7228 (Output_section::Input_section_sort_entry::has_priority): New
7230 (Output_section::Input_section_sort_entry::match_file_name): New
7232 (Output_section::Input_section_sort_entry::match_section_name):
7234 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7236 (Output_section::Input_section_sort_entry::match_section_file):
7238 (Output_section::Input_section_sort_compare::operator()): Rewrite
7239 using new Input_section_sort_entry functions. Sort crtbegin and
7240 crtend first. Sort sections with no priority before sections with
7242 * testsuite/initpri1.c (d3): Check j != 4.
7243 (cd5): New constructor/destructor function.
7244 (main): Check j != 2.
7246 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7247 new symbol when resolving, don't call set_is_default.
7248 * testsuite/ver_test_7.cc: New file.
7249 * testsuite/ver_test_7.sh: New file.
7250 * testsuite/Makefile.am (ver_test_7.so): New target.
7251 (ver_test_7.o): New target.
7252 (check_SCRIPTS): Add ver_test_7.sh.
7253 (check_DATA): Add ver_test_7.syms.
7254 (ver_test_7.syms): New target.
7256 2008-03-28 Ian Lance Taylor <iant@google.com>
7258 * layout.cc (Layout::layout): If we see an input section with a
7259 name that needs sorting, set the must_sort flag for the output
7261 (Layout::make_output_section): If the name of the output section
7262 indicates that it might require sorting, set the may_sort flag.
7263 * output.h (Output_section::may_sort_attached_input_sections): New
7265 (Output_section::set_may_sort_attached_input_sections): New
7267 (Output_section::must_sort_attached_input_sections): New
7269 (Output_section::set_must_sort_attached_input_sections): New
7271 (class Output_section): Declare Input_section_sort_entry. Define
7272 Input_section_sort_compare. Declare
7273 sort_attached_input_sections. Add new fields:
7274 may_sort_attached_input_sections_,
7275 must_sort_attached_input_sections_,
7276 attached_input_sections_are_sorted_.
7277 * output.cc (Output_section::Output_section): Initialize new
7279 (Output_section::add_input_section): Add an entry to
7280 input_sections_ if may_sort or must_sort are true.
7281 (Output_section::set_final_data_size): Call
7282 sort_attached_input_sections if necessary.
7283 (Output_section::Input_section_sort_entry): Define new class.
7284 (Output_section::Input_section_sort_compare::operator()): New
7286 (Output_section::sort_attached_input_sections): New function.
7287 * configure.ac: Check whether the compiler supports constructor
7288 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7289 * testsuite/initpri1.c: New file.
7290 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7291 CONSTRUCTOR_PRIORITY.
7292 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7293 (initpri1_LDFLAGS): New variable.
7294 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7296 2008-03-27 Ian Lance Taylor <iant@google.com>
7298 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7299 * testsuite/common_test_1.c: New file.
7300 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7301 (common_test_1_SOURCES): New variable.
7302 (common_test_1_DEPENDENCIES): New variable.
7303 (common_test_1_LDFLAGS): New variable.
7305 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7306 and commons_ correctly when NAME/VERSION does not override
7308 * testsuite/ver_test_6.c: New file.
7309 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7310 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7311 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7313 2008-03-26 Ian Lance Taylor <iant@google.com>
7315 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7316 of an undefined symbol from a version script.
7317 * testsuite/Makefile.am (ver_test_5.so): New target.
7318 (ver_test_5.o): New target.
7319 (check_SCRIPTS): Add ver_test_5.sh.
7320 (check_DATA): Add ver_test_5.syms.
7321 (ver_test_5.syms): New target.
7322 * testsuite/ver_test_5.cc: New file.
7323 * testsuite/ver_test_5.script: New file.
7324 * testsuite/ver_test_5.sh: New file.
7325 * Makefile.in, testsuite/Makefile.in: Rebuild.
7328 Fix problems building gold with gcc 4.3.0.
7329 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7330 (gold_error_at_location, gold_warning_at_location): Use it.
7331 * configure.ac: Check whether we can compile and use a template
7332 function with a printf attribute.
7333 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7334 when jumping over bytes.
7335 * object.cc: Instantiate Object::read_section_data.
7336 * debug.h: Include <cstring>
7337 * dwarf_reader.cc: Include <algorithm>
7338 * main.cc: Include <cstring>.
7339 * options.cc: Include <cstring>.
7340 * output.cc: Include <cstring>.
7341 * script.cc: Include <cstring>.
7342 * script.h: Include <string>.
7343 * symtab.cc: Include <cstring> and <algorithm>.
7344 * target-select.cc: Include <cstring>.
7345 * version.cc: Include <string>.
7346 * testsuite/testmain.cc: Include <cstdlib>.
7347 * configure, config.in: Rebuild.
7349 2008-03-25 Ian Lance Taylor <iant@google.com>
7351 * options.cc: Include "../bfd/bfdver.h".
7352 (options::help): Print bug reporting address.
7354 * version.cc (print_version): Adjust output for current value of
7359 * options.cc (options::help): Print list of supported targets.
7360 * target-select.h: Include <vector>.
7361 (class Target_selector): Make machine_, size_, and is_big_endian_
7362 fields const. Add bfd_name_ and instantiated_target_ fields.
7363 (Target_selector::Target_selector): Add bfd_name parameter.
7364 (Target_selector::recognize): Make non-virtual, call
7366 (Target_selector::recognize_by_name): Make non-virtual, call
7367 do_recognize_by_name.
7368 (Target_selector::supported_names): New function.
7369 (Target_selector::bfd_name): New function.
7370 (Target_selector::do_instantiate_target): New pure virtual
7372 (Target_selector::do_recognize): New virtual function.
7373 (Target_selector::do_recognize_by_name): New virtual function.
7374 (Target_selector::instantiate_target): New private function.
7375 (supported_target_names): Declare.
7376 * target-select.cc (Target_selector::Target_selector): Update for
7377 new parameter and fields.
7378 (select_target_by_name): Check that the name matches before
7379 calling recognize_by_name.
7380 (supported_target_names): New function.
7381 * i386.cc (class Target_selector_i386): Update Target_selector
7382 constructor call. Remove recognize and recognize_by_name. Add
7383 do_instantiate_target.
7384 * x86_64.cc (class Target_selector_x86_64): Likewise.
7385 * testsuite/testfile.cc (class Target_selector_test): Update for
7386 changes to Target_selector.
7388 * README: Rewrite, with some notes on unsupported features.
7390 2008-03-24 Cary Coutant <ccoutant@google.com>
7392 * i386.cc (Target_i386::Got_type): New enum declaration.
7393 (Target_i386::Scan::local): Updated callers of Output_data_got
7395 (Target_i386::Scan::global): Likewise.
7396 (Target_i386::Relocate::relocate): Likewise.
7397 (Target_i386::Relocate::relocate_tls): Likewise.
7398 * object.h (Got_offset_list): New class.
7399 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7400 (Sized_relobj::local_got_offset): Likewise.
7401 (Sized_relobj::set_local_got_offset): Likewise.
7402 (Sized_relobj::local_has_tls_got_offset): Removed.
7403 (Sized_relobj::local_tls_got_offset): Removed.
7404 (Sized_relobj::set_local_tls_got_offset): Removed.
7405 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7406 * output.cc (Output_data_got::add_global): Added got_type parameter.
7407 (Output_data_got::add_global_with_rel): Likewise.
7408 (Output_data_got::add_global_with_rela): Likewise.
7409 (Output_data_got::add_global_pair_with_rel): New function.
7410 (Output_data_got::add_global_pair_with_rela): New function.
7411 (Output_data_got::add_local): Added got_type parameter.
7412 (Output_data_got::add_local_with_rel): Likewise.
7413 (Output_data_got::add_local_with_rela): Likewise.
7414 (Output_data_got::add_local_pair_with_rel): New function.
7415 (Output_data_got::add_local_pair_with_rela): New function.
7416 (Output_data_got::add_global_tls): Removed.
7417 (Output_data_got::add_global_tls_with_rel): Removed.
7418 (Output_data_got::add_global_tls_with_rela): Removed.
7419 (Output_data_got::add_local_tls): Removed.
7420 (Output_data_got::add_local_tls_with_rel): Removed.
7421 (Output_data_got::add_local_tls_with_rela): Removed.
7422 * output.h (Output_data_got::add_global): Added got_type parameter.
7423 (Output_data_got::add_global_with_rel): Likewise.
7424 (Output_data_got::add_global_with_rela): Likewise.
7425 (Output_data_got::add_global_pair_with_rel): New function.
7426 (Output_data_got::add_global_pair_with_rela): New function.
7427 (Output_data_got::add_local): Added got_type parameter.
7428 (Output_data_got::add_local_with_rel): Likewise.
7429 (Output_data_got::add_local_with_rela): Likewise.
7430 (Output_data_got::add_local_pair_with_rel): New function.
7431 (Output_data_got::add_local_pair_with_rela): New function.
7432 (Output_data_got::add_global_tls): Removed.
7433 (Output_data_got::add_global_tls_with_rel): Removed.
7434 (Output_data_got::add_global_tls_with_rela): Removed.
7435 (Output_data_got::add_local_tls): Removed.
7436 (Output_data_got::add_local_tls_with_rel): Removed.
7437 (Output_data_got::add_local_tls_with_rela): Removed.
7438 * resolve.cc (Symbol::override_base_with_special): Removed
7439 reference to has_got_offset_ field.
7440 * symtab.cc (Symbol::init_fields): Replaced initialization
7441 of got_offset_ with got_offsets_. Removed initialization
7443 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7444 (Symbol::got_offset): Likewise.
7445 (Symbol::set_got_offset): Likewise.
7446 (Symbol::has_tls_got_offset): Removed.
7447 (Symbol::tls_got_offset): Removed.
7448 (Symbol::set_tls_got_offset): Removed.
7449 (Symbol::got_offset_): Removed.
7450 (Symbol::tls_mod_got_offset_): Removed.
7451 (Symbol::tls_pair_got_offset_): Removed.
7452 (Symbol::got_offsets_): New field.
7453 (Symbol::has_got_offset): Removed.
7454 (Symbol::has_tls_mod_got_offset): Removed.
7455 (Symbol::has_tls_pair_got_offset): Removed.
7456 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7457 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7459 (Target_x86_64::Scan::global): Likewise.
7460 (Target_x86_64::Relocate::relocate): Likewise.
7461 (Target_x86_64::Relocate::relocate_tls): Likewise.
7463 2008-03-25 Ben Elliston <bje@au.ibm.com>
7465 * yyscript.y: Fix spelling error in comment.
7467 2008-03-24 Ian Lance Taylor <iant@google.com>
7469 * options.h (class General_options): Define build_id option.
7470 * layout.h (class Layout): Declare write_build_id, create_note,
7471 create_build_id. Add build_id_note_ member.
7472 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7473 "libiberty.h", "md5.h", "sha1.h".
7474 (Layout::Layout): Initialize eh_frame_data_,
7475 eh_frame_hdr_section_, and build_id_note_.
7476 (Layout::finalize): Call create_build_id.
7477 (Layout::create_note): New function, broken out of
7478 Layout::create_gold_note.
7479 (Layout::create_gold_note): Call create_note.
7480 (Layout::create_build_id): New function.
7481 (Layout::write_build_id): New function.
7482 (Close_task_runner::run): Call write_build_id.
7484 * x86_64.cc: Correct license to GPLv3.
7486 2008-03-23 Ian Lance Taylor <iant@google.com>
7488 * options.cc: Include "demangle.h".
7489 (parse_optional_string): New function.
7490 (parse_long_option): Handle takes_optional_argument.
7491 (parse_short_option): Update dash_z initializer. Handle
7492 takes_optional_argument.
7493 (General_options::General_options): Initialize do_demangle_.
7494 (General_options::finalize): Set do_demangle_. Handle demangling
7496 * options.h (parse_optional_string): Declare.
7497 (struct One_option): Add optional_arg field. Update constructor.
7498 Update call constructor calls. Add takes_optional_argument
7500 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7501 (DEFINE_optional_string): Define.
7502 (General_options::demangle): Change from DEFINE_bool to
7503 DEFINE_optional_string.
7504 (General_options::no_demangle): New function.
7505 (General_options::do_demangle): New function.
7506 (General_options::set_do_demangle): New function.
7507 (General_options::execstack_status_): Move definition to end of
7509 (General_options::static_): Likewise.
7510 (General_options::do_demangle_): New field.
7511 * object.cc (big_endian>::get_symbol_location_info): Call
7512 Options::do_demangle, not Options::demangle.
7513 * symtab.cc (demangle): Likewise.
7515 2008-03-22 Ian Lance Taylor <iant@google.com>
7517 * gold.h: Include <cstddef> and <sys/types.h>
7518 * options.h: Include <cstring>.
7520 2008-03-21 Ian Lance Taylor <iant@google.com>
7522 * Added source code to GNU binutils.