1 2010-04-07 Cary Coutant <ccoutant@google.com>
3 * archive.cc (include_member): Destroy Read_symbols_data object before
5 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7 (Read_symbols_data::~Read_symbols_data) New destructor.
8 (Section_relocs::Section_relocs) New constructor.
9 (Section_relocs::~Section_relocs) New destructor.
10 (Read_relocs_data::Read_relocs_data) New constructor.
11 (Read_relocs_data::~Read_relocs_data) New destructor.
12 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
13 pointers to NULL after deleting.
15 2010-04-07 Doug Kwan <dougkwan@google.com>
17 * arm.cc: Replace "endianity" with "endianness" in comments.
18 (Arm_exidx_cantunwind): Ditto.
19 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
20 (Arm_relobj::merge_flags_and_attributes): New method.
21 (Arm_relobj::merge_flags_and_attributes_): New data member.
22 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
23 (Arm_relobj::scan_sections_for_stubs): Ditto.
24 (Arm_relobj::do_read_symbols): Check to see if we really want to
25 merge processor-specific flags and attributes. Exit early if
26 an object is empty except for section names and the undefined symbol.
27 (Target_arm::do_finalize_sections): Move check for ELF format to
28 Arm_relobj::do_read_symbols. Merge processor specific flags and
29 attributes from a regular object only when we have determined that
30 it is aapropriate. Do not create an .ARM.attributes section in
31 output if there is no regular input object.
32 (Target_arm::merge_processor_specific_flags): Check
33 --warn-mismatch before printing any error.
34 (Target_arm::merge_object_attributes): Ditto.
35 * gold.cc (queue_middle_tasks): Handle the case in which there is
36 no regular object in input.
37 * options.cc (General_options::parse_EB): New method.
38 (General_options::parse_EL): Same.
39 (General_options::General_options): Initialize endianness_.
40 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
42 (General_options::Endianness): New enum.
43 (General_options::endianness): New method.
44 (General_options::endianness_): New data member.
45 * parameters.cc (Parameters::set_options): Check target endianness.
46 (Parameters::set_target_once): Ditto.
47 (Parameters::check_target_endianness): New method.
48 (parameters_force_valid_target): If either -EL or -EB is specified,
49 use it to define endianness of default target.
50 * parameters.h (Parameters::check_target_endianness): New method
52 * target.h (class Target): Change "endianity" to "endianness"
55 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
57 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
58 * configure: Regenerate.
59 * Makefile.in: Regenerate.
60 * testsuite/Makefile.in: Regenerate.
62 2010-04-06 Cary Coutant <ccoutant@google.com>
65 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
66 prevailing definitions of common symbols.
67 * testsuite/plugin_test_6.sh: New test case.
68 * testsuite/plugin_common_test_1.c: New test case.
69 * testsuite/plugin_common_test_2.c: New test case.
70 * testsuite/Makefile.am (plugin_test_6): New test case.
71 * testsuite/Makefile.in: Regenerate.
73 2010-04-06 Nick Clifton <nickc@redhat.com>
75 * po/vi.po: New Vietnamese translation.
77 2010-03-30 Doug Kwan <dougkwan@google.com>
79 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
81 2010-03-25 Doug Kwan <dougkwan@google.com>
83 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
84 to avoid a conversion warning on a 32-bit host.
86 2010-03-24 Ian Lance Taylor <iant@google.com>
88 * testsuite/script_test_3.t: Add a TLS segment.
89 * testsuite/Makefile.am (check_PROGRAMS): Add
90 tls_phdrs_script_test.
91 (tls_phdrs_script_test_SOURCES): Define.
92 (tls_phdrs_script_test_DEPENDENCIES): Define.
93 (tls_phdrs_script_test_LDFLAGS): Define.
94 (tls_phdrs_script_test_LDADD): Define.
95 * testsuite/Makefile.in: Rebuild.
97 2010-03-23 Cary Coutant <ccoutant@google.com>
99 * fileread.cc (find_or_make_view): Fix comment.
101 2010-03-23 Ian Lance Taylor <iant@google.com>
103 * script-sections.cc (class Orphan_section_placement): Define
104 PLACE_TLS and PLACE_TLS_BSS.
105 (Orphan_section_placement::Orphan_section_placement): Initialize
107 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
108 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
109 (tls_script_test_SOURCES): Define.
110 (tls_script_test_DEPENDENCIES): Define.
111 (tls_script_test_LDFLAGS): Define.
112 (tls_script_test_LDADD): Define.
113 * testsuite/Makefile.in: Rebuild.
115 2010-03-22 Doug Kwan <dougkwan@google.com>
117 * arm.cc (Arm_relocate_functions::abs8,
118 Arm_relocate_functions::abs16): Use correct check for overflow
119 specified in the ARM ELF specs.
120 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
121 target of a BLX instruction specially.
122 (Reloc_stub::stub_type_for_reloc): Ditto.
123 (Relocate::relocate): Use symbolic names instead of numeric relocation
124 codes to report error.
125 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
127 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
128 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
129 thumb2_blx_out_of_range.stdout
130 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
131 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
132 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
133 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
134 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
135 thumb2_blx_in_range, thumb2_blx_in_range.o,
136 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
137 thumb2_blx_out_of_range.o): New rules.
138 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
139 thumb2_blx_in_range and thumb2_blx_out_of_range.
140 * testsuite/Makefile.in: Regenerate.
141 * arm_branch_in_range.sh: Add tests for THUMB BLX.
142 * testsuite/thumb_blx_in_range.s: New file.
143 * testsuite/thumb_blx_out_of_range.s: New file.
145 2010-03-22 Rafael Espindola <espindola@google.com>
147 * archive.cc (Should_include): Move to archive.h.
148 (should_include_member): Make it a member of Archive.
150 (Add_lib_group_symbols): New.
151 * archive.h: Include options.h.
152 (Archive_member): Moved from Archive.
153 (Should_include): Moved from archive.cc.
155 (Add_lib_group_symbols): New.
156 * dynobj.cc (do_should_include_member): New.
157 * dynobj.h (do_should_include_member): New.
158 * gold.cc (queue_initial_tasks): Update call to queue.
159 * main.cc (main): Print lib group stats.
160 * object.cc (do_should_include_member): New.
161 * object.h: Include archive.h.
162 (Object::should_include_member): New.
163 (Object::do_should_include_member): New.
164 (Sized_relobj::do_should_include_member): New.
165 * options.cc (General_options::parse_start_lib): New.
166 (General_options::parse_end_lib): New.
167 (Input_arguments::add_file): Handle lib groups.
168 (Input_arguments::start_group): Check we are not in a lib.
169 (Input_arguments::start_lib): New.
170 (Input_arguments::end_lib): New.
171 * options.h (General_options): Add start_lib and end_lib.
172 (Input_argument::lib_): New.
173 (Input_argument::lib): New.
174 (Input_argument::is_lib): New.
175 (Input_file_lib): New.
176 (Input_arguments::in_lib_): New.
177 (Input_arguments::in_lib): New.
178 (Input_arguments::start_lib): New.
179 (Input_arguments::end_lib_): New.
180 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
181 in unused members as preempted.
182 (Sized_pluginobj::do_should_include_member): New.
183 * plugin.h (Sized_pluginobj::do_should_include_member): New.
184 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
186 (Read_symbols::do_whole_lib_group): New.
187 (Read_symbols::do_lib_group): New.
188 (Read_symbols::do_read_symbols): Handle lib groups.
189 (Read_symbols::get_name): Handle lib groups.
190 * readsyms.h (Read_symbols): Add an archive member pointer.
191 (Read_symbols::do_whole_lib_group): New.
192 (Read_symbols::do_lib_group): New.
193 (Read_symbols::member_): New.
194 * script.cc (read_input_script): Update call to queue_soon.
196 2010-03-19 Doug Kwan <dougkwan@google.com>
198 * arm.cc (Stub_table::Stub_table): Initialize new data members
199 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
200 (Stub_table::add_reloc_stub): Assign stub offset and update
201 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
202 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
204 (Stub_table::update_data_size_and_addralign): Use
205 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
206 instead of going over all reloc stubs.
207 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
208 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
209 Stringpool_template::offset_ to size of Stringpool_char.
210 (Stringpool_template::new_key_offset): Remove code to initialize
211 Stringpool_template::offset_.
212 * stringpool.h (Stringpool_template::set_no_zero_null): Set
213 Stringpool_template::offset_ to zero.
215 2010-03-15 Doug Kwan <dougkwan@google.com>
217 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
219 (Stringpool_template::new_key_offset): New method.
220 (Stringpool_template::add_string): Assign offsets when adding new
222 (Stringpool_template::set_string_offsets): Do not set string offsets
224 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
226 (Chunked_vector::clear): Clear size_.
227 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
228 (Chunked_vector::size): Return size_.
229 (Chunked_vector::push_back): Use size_ to find insert position.
230 (Chunked_vector::size_): New data member.
231 (Stringpool_template::set_no_zero_null): Assert string set is empty.
232 (Stringpool_template::new_key_offset): New method declaration.
233 (Stringpool_template::offset_): New data member.
235 2010-03-15 Rafael Espindola <espindola@google.com>
237 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
238 Add_symbols' constructor.
239 * readsyms.h (Add_symbols): Remove the input_group member.
241 2010-03-10 Ian Lance Taylor <iant@google.com>
243 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
244 target to ask whether a reference to a symbol requires a stack
246 * target.h (Target::is_call_to_non_split): New function.
247 (Target::do_is_call_to_non_split): Declare virtual function.
248 * target.cc: Include "symtab.h".
249 (Target::do_is_call_to_non_split): New function.
250 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
252 2010-03-10 Cary Coutant <ccoutant@google.com>
254 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
255 (File_read::open[1]): Remove initial mapping of whole_file_view_.
256 (File_read::open[2]): Add whole_file_view_ to list of views.
257 (File_read::make_view): Remove test of whole_file_view_.
258 (File_read::find_or_make_view): Create whole_file_view_ if
260 (File_read::clear_views): Replace bool parameter with enum;
261 adjust all callers. Don't delete views with permanent data;
262 do delete cached views and views from archives if
263 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
264 if clearing the corresponding view.
265 * fileread.h (File_read::Clear_views_mode): New enum.
266 (File_read::View::is_permanent_view): New method.
267 (File_read::clear_views): Replace bool parameter
268 with enum; adjust all callers.
269 * options.h (General_options): Change keep_files_mapped option;
271 * readsyms.cc (Add_symbols::run): Delete sd_ object before
273 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
276 2010-03-10 David S. Miller <davem@davemloft.net>
278 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
280 2010-03-09 Sriraman Tallam <tmsriram@google.com>
282 * icf.cc (get_section_contents): Add '@' marker after processing the
285 2010-03-08 Doug Kwan <dougkwan@google.com>
287 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
288 due to a conversion warning.
289 (Arm_relobj::update_output_local_symbol_count): Check for local
290 symbol with unset output index.
292 2010-03-05 Ian Lance Taylor <iant@google.com>
294 * options.h (class General_options): Add --spare-dynamic-tags.
295 * output.cc (Output_data_dynamic::set_final_data_size): Implement
296 --spare-dynamic-tags.
298 2010-03-05 Ian Lance Taylor <iant@google.com>
300 * incremental.cc: Include "libiberty.h".
302 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
304 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
305 function, is_info_ member.
306 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
307 (Versions::Versions): Update caller.
308 (Versions::define_base_version): Likewise.
309 (Versions::add_def): Likewise.
311 2010-03-03 Sriraman Tallam <tmsriram@google.com>
313 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
314 (Scan::possible_function_pointer_reloc): New function.
315 (Scan::local_reloc_may_be_function_pointer): Change to call
316 possible_function_pointer_reloc.
317 (Scan::global_reloc_may_be_function_pointer): Ditto.
318 * icf.h (Icf::check_section_for_function_pointers): Change to reject
319 relocations in ".data.rel.ro._ZTV" section.
320 * testsuite/icf_safe_so_test.sh: Change to pass i386.
321 * testsuite/icf_safe_so_test.cc: Ditto.
322 * testsuite/icf_safe_test.cc: Ditto.
323 * testsuite/icf_safe_test.sh: Ditto.
325 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
326 Ian Lance Taylor <iant@google.com>
328 * target-reloc.h (relocate_section): Check the symbol table index
329 for -1U before setting the local symbol index.
330 (scan_relocatable_relocs): If copying the relocation, record that
331 the local symbol is required.
332 * object.h (Symbol_value::is_output_symtab_index_set): New
334 (Symbol_value::may_be_discarded_from_output_symtab): New
336 (Symbol_value::has_output_symtab_entry): New function.
337 (Symbol_value::needs_output_symtab_entry): Remove.
338 (Symbol_value::output_symtab_index): Make sure the symbol index is
340 (Symbol_value::set_output_symtab_index): Make sure the symbol
341 index is not set. Make sure the new index is valid.
342 (Symbol_value::set_must_have_output_symtab_entry): New function.
343 (Symbol_value::has_output_dynsym_entry): New function.
344 (Symbol_value::set_output_dynsym_index): Make sure the new index
346 (Sized_relobj::set_must_have_output_symtab_entry): New function.
347 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
348 local symbol if permitted.
349 (Sized_relobj::do_finalize_local_symbols): Call
350 is_output_symtab_index_set rather than needs_output_symtab_entry.
351 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
352 rather than needs_output_symtab_entry. Call
353 has_output_dynsym_entry rather than needs_output_dynsym_entry.
354 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
355 is_output_symtab_index_set rather than needs_output_symtab_entry.
356 * testsuite/discard_locals_relocatable_test.c: New file.
357 * testsuite/discard_locals_test.sh: Test -r.
358 * testsuite/Makefile.am (check_DATA): Add
359 discard_locals_relocatable_test1.syms,
360 discard_local_relocatable_test2.syms.
361 (MOSTLYCLEANFILES): Likewise. Also add
362 discard_locals_relocatable_test1.lout and
363 discard_locals_relocatable_test2.out.
364 (discard_locals_relocatable_test1.syms): New target.
365 (discard_locals_relocatable_test.o): New target.
366 (discard_locals_relocatable_test1.out): New target.
367 (discard_locals_relocatable_test2.syms): New target.
368 (discard_locals_relocatable_test2.out): New target.
369 (various): Add missing ../ld-new dependencies.
370 * testsuite/Makefile.in: Rebuild.
372 2010-03-03 Nick Clifton <nickc@redhat.com>
374 * po/fi.po: New Finnish translation.
376 2010-03-01 Doug Kwan <dougkwan@google.com>
378 * layout.cc (Layout::Layout): Force section types of .init_array*,
379 .preinit_array* and .fini_array* sections.
380 * output.cc (Output_section::Input_section_sort_entry::has_priority):
381 Fix check of return value of std::string::find.().
382 (Output_section::Input_section_sort_compare::operator()): Remove
383 comment about .init_array.
384 (Output_section::Input_section_sort_init_fini_compare::operator()):
386 (Output_section::sort_attached_input_sections): Handle .init_array
387 and .fini_array specially.
388 * output.h (Output_section::Inut_section_sort_compare): Update
390 (Output_section::Input_section_sort_init_fini_compare): New struct.
392 2010-02-26 Doug Kwan <dougkwan@google.com>
394 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
395 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
396 * testsuite/debug_msg.sh: Avoid matching source line number for
397 use of global variable undef_int.
399 2010-02-26 Doug Kwan <dougkwan@google.com>
401 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
402 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
403 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
404 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
405 * options.cc (General_options::General_options): Initialize member
407 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
408 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
409 and rm_no_fix_v4bx.stdout
410 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
411 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
412 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
413 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
415 * Makefile.in: Regenerate.
416 * testsuite/arm_fix_v4bx.s: New file.
417 * testsuite/arm_fix_v4bx.sh: Ditto.
419 2010-02-24 Doug Kwan <dougkwan@google.com>
421 * arm.cc (Target_arm::got_section): Make the .got section the first
422 non RELRO section in the data segment.
423 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
424 suffixes of section names.
426 2010-02-24 Doug Kwan <dougkwan@google.com>
428 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
429 flags and attributes merging if an input file is a binary file.
430 * fileread.cc (Input_file::open): Record format of original file.
431 * fileread.h (Input_file::Format): New enum type.
432 (Input_file::Input_file): Initialize data member format_.
433 (Input_file::format): New method definition.
434 (Input_file::format_):: New data member.
436 2010-02-24 Doug Kwan <dougkwan@google.com>
438 * arm.cc (Arm_output_data_got): New class.
439 (ARM_TCB_SIZE): New constant
440 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
441 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
442 If user uses a script with a SECTIONS clause, issue only a warning
443 for a misplaced EXIDX input section. Otherwise, issue an error.
444 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
446 (Target_arm::got_mode_index_entry): Handle static linking.
447 (Target_arm::Scan::local): Ditto.
448 (Target_arm::Scan::global): Ditto.
449 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
450 all incorrectly implemented relocations.
451 (Target_arm::fix_exidx_coverage): Pass layout to
452 Arm_output_section::fix_exidx_coverage.
453 * layout.cc (Layout::section_name_mapping): Remove trailing dots
454 from ".ARM.exidx." and ".ARM.extab.".
456 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
458 * arm.cc (Target_arm::do_finalize_sections): Create attribute
459 section if it does not already exist.
460 * attributes.cc (Attributes_section_data::Attributes_section_data):
461 Don't crash if size is zero.
463 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
464 Ian Lance Taylor <iant@google.com>
466 * gold.cc (queue_middle_tasks): If no input files were opened,
468 * workqueue.h (Task_function::Task_function): Assert that there is
471 2010-02-22 Doug Kwan <dougkwan@google.com>
473 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
474 * icf.cc (get_section_contents): Cast snprintf arguments to long long
475 types to avoid warnings due to different uint64_t implementations
478 2010-02-21 Doug Kwan <dougkwan@google.com>
480 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
481 handling of the maximum backward branch offset.
482 (Arm_relocate_functions::thumb_branch_common): Ditto.
483 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
484 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
485 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
486 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
487 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
488 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
489 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
490 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
491 thumb_bl_out_of_range thumb_bl_out_of_range.o,
492 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
493 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
494 thumb2_bl_out_of_range.o): New rules.
495 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
496 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
497 thumb2_bl_out_of_range
498 * testsuite/Makefile.in: Regenerate.
499 * testsuite/arm_bl_in_range.s: New file.
500 * testsuite/arm_bl_out_of_range.s: Ditto.
501 * testsuite/arm_branch_in_range.sh: Ditto.
502 * testsuite/arm_branch_range.t: Ditto.
503 * testsuite/thumb2_branch_range.t: Ditto.
504 * testsuite/thumb_bl_in_range.s: Ditto.
505 * testsuite/thumb_bl_out_of_range.s: Ditto.
506 * testsuite/thumb_branch_range.t: Ditto.
508 2010-02-20 Sriraman Tallam <tmsriram@google.com>
510 * gc.h (gc_process_relocs): Change vectors to point to the new list.
511 Add reloc offset information.
512 * icf.cc (get_section_contents): Change iterators to point to the new
513 vectors. Add reloc offset information to the contents.
514 * icf.h (Icf::Sections_reachable_info): New typedef.
515 (Icf::Sections_reachable_list): New typedef.
516 (Icf::Offset_info): New typedef.
517 (Icf::Reloc_info): New struct typedef.
518 (Icf::Reloc_info_list): New typedef.
519 (Icf::symbol_reloc_list): Delete method.
520 (Icf::addend_reloc_list): Delete method.
521 (Icf::section_reloc_list): Delete method.
522 (Icf::reloc_info_list): New method.
523 (Icf::reloc_info_list_): New member.
525 2010-02-19 Doug Kwan <dougkwan@google.com>
527 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
528 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
529 * arm.cc (Arm_relocation_functions): New forward declaration.
530 (Target_arm::Target_arm): Initialize new data members
531 got_mod_index_offset_ and tls_base_symbol_defined_.
532 (Target_arm::Relocate::relocate_tls): New method.
533 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
534 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
536 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
537 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
538 (Target_arm::got_mod_index_offset_,
539 Target_arm::tls_base_symbol_defined_): New data members.
540 (Target_arm::Scan::local, Target::Scan::global,
541 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
544 2010-02-18 Doug Kwan <dougkwan@google.com>
546 * arm.cc (Arm_relobj::find_linked_text_section): New method.
547 (Arm_relobj::make_exidx_input_section): Pass section index of linked
548 text section as a parameter becuase some broken tools may not set
549 the link in section header.
550 (Target_arm::has_got_section): New method.
551 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
552 without any mapping symbol as data only. Remove warning.
553 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
554 link in its section header, try to discover the link by inspecting the
555 REL31 relocation at the beginning of the section.
556 (Target_arm::Scan::check_non_pic): Report name of offending relocation
558 (Target_arm::Scan::global): Treat any reference to the symbol
559 _GLOBAL_OFFSET_TABLE_ as a GOT access.
561 2010-02-12 Sriraman Tallam <tmsriram@google.com>
563 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
564 (Scan::global_reloc_may_be_function_pointer): New function.
565 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
566 (Scan::global_reloc_may_be_function_pointer): New function.
567 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
568 (Scan::global_reloc_may_be_function_pointer): New function.
569 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
570 (Scan::global_reloc_may_be_function_pointer): New function.
571 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
572 (Scan::global_reloc_may_be_function_pointer): New function.
573 (Scan::possible_function_pointer_reloc): New function.
574 (Target_x86_64::can_check_for_function_pointers): New function.
575 * gc.h (gc_process_relocs): Scan relocation types to determine if
576 function pointers were taken for targets that support it.
577 * icf.cc (Icf::find_identical_sections): Include functions for
578 folding in safe ICF whose pointer is not taken.
579 * icf.h (Secn_fptr_taken_set): New typedef.
580 (fptr_section_id_): New member.
581 (section_has_function_pointers): New function.
582 (set_section_has_function_pointers): New function.
583 (check_section_for_function_pointers): New function.
584 * options.h: Fix comment for safe ICF option.
585 * target.h (can_check_for_function_pointers): New function.
586 * testsuite/Makefile.am: Add icf_safe_so_test test case.
587 Modify icf_safe_test for X86-64.
588 * testsuite/Makefile.in: Regenerate.
589 * testsuite/icf_safe_so_test.cc: New file.
590 * testsuite/icf_safe_so_test.sh: New file.
591 * testsuite/icf_safe_test.cc (kept_func_3): New function.
592 (main): Change to take pointer to function kept_func_3.
593 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
594 folding is done correctly for X86-64.
596 2010-02-12 David S. Miller <davem@davemloft.net>
598 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
599 is_symbolless parameter.
600 (Output_reloc<SHT_REL>::is_symbolless): New.
601 (Output_reloc<SHT_REL>::is_symbolless_): New.
602 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
603 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
604 (Output_reloc<SHT_RELA>::is_symbolless): New.
605 (Output_data_reloc::add_global): Handle is_symbolless.
606 (Output_data_reloc::add_global_relative): Likewise.
607 (Output_data_reloc::add_local): Likewise.
608 (Output_data_reloc::add_local_relative): Likewise.
609 (Output_data_reloc::add_symbolless_global_addend): New.
610 (Output_data_reloc::add_symbolless_local_addend): New.
611 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
613 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
614 instead of ->is_relative_
615 (Output_reloc::write): Likewise.
616 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
617 (Output_reloc::write_rel): Simplify.
619 * sparc.cc (Target_sparc::Scan::local): Use
620 ->add_symbolless_local_addend as needed.
621 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
622 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
623 based upon relocation offset.
625 2010-02-11 Doug Kwan <dougkwan@google.com>
627 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
628 (Target_arm::Scan::global): Ditto. Also remove a comment before the
629 beginning of function.
630 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
631 and MOVT_ABS relocations. Those are non issued in scanning. Fix
632 parameter is_32bit in calls to should_apply_static_reloc.
633 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
634 (check_DATA): Add arm_abs_global.stdout.
635 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
636 arm_abs_global.stdout): New rules.
637 (MOSTLLYCLEANFILES): Add arm_abs_global
638 * Makefile.in: Regenerate.
639 * testsuite/arm_abs_global.s: New file.
640 * testsuite/arm_abs_global.sh: Ditto.
641 * testsuite/arm_abs_lib.s: Ditto.
643 2010-02-11 Ian Lance Taylor <iant@google.com>
645 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
647 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
648 Allocate_commons_task first.
649 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
650 task, rather than symtab_lock_.
651 (Gc_process_relocs::~Gc_process_relocs): New function.
652 (Gc_process_relocs::is_runnable): Check this_blocker_.
653 (Gc_process_relocs::locks): Use next_blocker_ rather than
655 (Scan_relocs::~Scan_relocs): New function.
656 (Scan_relocs::is_runnable): Check this_blocker_ rather than
658 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
660 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
661 fields. Add this_blocker_ and next_blocker_ fields. Adjust
662 constructor accordingly.
663 (class Gc_process_relocs): Likewise.
664 (class Scan_relocs): Likewise.
665 * common.h (class Allocate_commons_task): Remove symtab_lock_
666 field, and corresponding constructor parameter.
667 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
669 (Allocate_commons_task::locks): Likewise.
671 2010-02-11 Ian Lance Taylor <iant@google.com>
673 * gold-threads.h (class Once): Define.
674 (class Initialize_lock): Rewrite as child of Once.
675 * gold-threads.cc (class Once_initialize): Define.
676 (once_pointer_control): New static variable.
677 (once_pointer, once_arg): New static variables.
678 (c_run_once): New static function.
679 (Once::Once, Once::run_once, Once::internal_run): New functions.
680 (class Initialize_lock_once): Remove.
681 (initialize_lock_control): Remove.
682 (initialize_lock_pointer): Remove.
683 (initialize_lock_once): Remove.
684 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
685 (Initialize_lock::initialize): Rewrite.
686 (Initialize_lock::do_run_once): New function.
687 * archive.cc (Archive::interpret_header): Only clear name if it is
689 * fileread.cc: Include "gold-threads.h"
690 (file_counts_lock): New static variable.
691 (file_counts_initialize_lock): Likewise.
692 (File_read::release): Only increment counts when using --stats.
693 Use a lock around the increment.
694 * parameters.cc (class Set_parameters_target_once): Define.
695 (set_parameters_target_once): New static variable.
696 (Parameters::Parameters): Move here from parameters.h.
697 (Parameters::set_target): Rewrite.
698 (Parameters::set_target_once): New function.
699 (Parameters::clear_target): Move here and rewrite.
700 * parameters.h (class Parameters): Update declarations. Add
701 set_parameters_target_once_ field.
702 (Parameters::Parameters): Move to parameters.cc.
703 (Parameters::clear_target): Likewise.
704 * readsyms.cc (Read_symbols::do_group): Create a Start_group
706 (Start_group::~Start_group): New function.
707 (Start_group::is_runnable): New function.
708 (Start_group::locks, Start_group::run): New functions.
709 (Finish_group::run): Change saw_undefined to size_t.
710 * readsyms.h (class Start_group): Define.
711 (class Finish_group): Change saw_undefined_ field to size_t.
712 (Finish_group::Finish_group): Remove saw_undefined and
713 this_blocker parameters. Change all callers.
714 (Finish_group::set_saw_undefined): New function.
715 (Finish_group::set_blocker): New function.
716 * symtab.h (class Symbol_table): Change saw_undefined to return
717 size_t. Change saw_undefined_ field to size_t.
718 * target-select.cc (Set_target_once::do_run_once): New function.
719 (Target_selector::Target_selector): Initialize set_target_once_
720 field. Don't initialize lock_ and initialize_lock_ fields.
721 (Target_selector::instantiate_target): Rewrite.
722 (Target_selector::set_target): New function.
723 * target-select.h (class Set_target_once): Define.
724 (class Target_selector): Update declarations. Make
725 Set_target_once a friend. Remove lock_ and initialize_lock_
726 fields. Add set_target_once_ field.
728 2010-02-10 Ian Lance Taylor <iant@google.com>
730 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
732 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
733 (queue_middle_tasks): Add all blockers before queueing any tasks.
734 (queue_final_tasks): Likewise.
735 * token.h (Task_token::add_blockers): New function.
736 * object.h (Input_objects::number_of_relobjs): New function.
738 2010-02-10 Ian Lance Taylor <iant@google.com>
740 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
741 shared, not if not position independent.
742 * x86_64.cc (Relocate::relocate_tls): Likewise.
743 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
744 (tls_pie_pic_test): New target.
745 * testsuite/Makefile.in: Rebuild.
747 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
748 (tls_test_main_pie.o, tls_test_pie.o): New targets.
749 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
750 * testsuite/Makefile.in: Rebuild.
752 2010-02-09 David S. Miller <davem@davemloft.net>
754 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
755 R_SPARC_RELATIVE using ->add_local_relative().
756 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
758 * output.h (Output_data_dynamic::add_section_size): New method
759 that takes two Output_data objects.
760 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
761 entry param. Handle it in initializers.
762 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
763 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
764 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
766 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
767 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
768 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
769 for dynrel_includes_plt.
770 * i386.cc (Target_i386::do_finalize_sections): Likewise.
771 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
772 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
774 (Target_sparc::do_finalize_sections): Update to pass true for
776 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
777 output before .rela.plt
778 (Target_powerpc::do_finalize_sections): Update to pass true for
779 dynrel_includes_plt when 32-bit.
781 2010-02-08 Doug Kwan <dougkwan@google.com>
783 * arm.cc (Arm_relobj::simple_input_section_output_address): New
785 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
786 Arm_relobj::scan_section_for_cortex_a8_stubs,
787 Arm_relobj::do_relocation_section): Instead of calling
788 Output_section::output_address, use faster
789 Arm_relobj::simple_input_section_output_address.
791 2010-02-08 David S. Miller <davem@davemloft.net>
793 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
794 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
795 relocation helper function.
797 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
798 just like R_SPARC_GOT{10,13,22}.
799 (Target_sparc::Scan::local): Likewise.
800 (Target_sparc::Relocate:relocate): Likewise.
802 2010-02-06 Ian Lance Taylor <iant@google.com>
804 * configure.ac: Rewrite targetobjs duplicate removal code to use
805 only shell constructs.
806 * configure: Rebuild.
808 2010-02-05 Doug Kwan <dougkwan@google.com>
811 * arm.cc (Arm_relobj::section_is_scannable): New method.
812 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
813 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
815 2010-02-04 Doug Kwan <dougkwan@google.com>
818 * arm-reloc-property.cc (cstdio): Include.
819 * configure.ac (targetobjs): Remove duplicates.
820 * configure: Regenerate.
821 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
822 big and little endian version for a given address size.
824 2010-02-03 Doug Kwan <dougkwan@google.com>
826 * arm-reloc-property.cc
827 (Arm_reloc_property_table::reloc_name_in_error_message): New method
829 * arm-reloc-property.h
830 (Arm_reloc_property_table::get_implemented_static_reloc_property):
831 New method definition.
832 (Arm_reloc_property_table::reloc_name_in_error_message): New method
834 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
836 (GOT_PREL): Change implemented to Y.
837 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
838 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
839 (Arm_relocate_functions::movw_abs_nc): Remove method.
840 (Arm_relocate_functions::movt_abs): Ditto.
841 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
842 (Arm_relocate_functions::thm_movt_abs): Ditto.
843 (Arm_relocate_functions::movw_rel_nc): Ditto.
844 (Arm_relocate_functions::movw_rel): Ditto.
845 (Arm_relocate_functions::movt_rel): Ditto.
846 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
847 (Arm_relocate_functions:thm_movw_rel): Ditto.
848 (Arm_relocate_functions:thm_movt_rel): Ditto.
849 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
850 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
851 New method definitions.
852 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
853 (Arm_relocation_functions::arm_grp_ldr): Ditto.
854 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
855 (Arm_relocation_functions::arm_grp_ldc): Ditto.
856 (Target_arm::Relocate::relocate): Check for non-static or
857 unimplemented relocation code and exit early. Change calls to
858 Target_arm::reloc_uses_thumb_bit and
859 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
860 instead. Refactor code to handle similar relocations to increase
861 code sharing. Remove check for unsupported relocation code in switch
863 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
864 relocation property table to find out size. Change error message to
865 print out the name of a relocation code instead of the numeric value.
866 (Target_arm::scan_reloc_for_stub): Use relocation property table
867 instead of calling Target_arm::reloc_uses_thumb_bit().
869 2010-02-02 Doug Kwan <dougkwan@google.com>
871 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
872 types of relaxed input section.
874 2010-02-02 Doug Kwan <dougkwan@google.com>
876 * Makefile.am (HFILES): Add arm-reloc-property.h.
878 (TARGETSOURCES): Add arm-reloc-property.cc
879 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
880 (libgold_a_SOURCES): $(DEFFILES)
881 * Makefile.in: Regenerate.
882 * arm-reloc-property.cc: New file.
883 * arm-reloc-property.h: New file.
884 * arm-reloc.def: New file.
885 * arm.cc: Update comments.
886 (arm-reloc-property.h): New included header.
887 (arm_reloc_property_table): New global variable.
888 (Target_arm::do_select_as_default_target): New method definition.
889 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
890 arm-reloc-property to targ_extra_obj.
891 * parameters.cc (set_parameters_target): Call
892 Target::select_as_default_target().
893 * target.h (Target::select_as_default_target): New method definition.
894 (Target::do_select_as_default_target): Same.
896 2010-02-01 Doug Kwan <dougkwan@google.com>
898 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
899 first_output_text_section_.
900 (Arm_exidx_fixup::first_output_text_section): New method definition.
901 (Arm_exidx_fixup::first_output_text_section_): New data member.
902 (Arm_exidx_fixup::process_exidx_section): Record the first text
904 (Arm_output_section::fix_exidx_coverage): Set correct linked section
905 and entsize in output section header.
907 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
909 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
910 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
911 (Arm_relocate_functions::thm_alu11): New Method.
912 (Arm_relocate_functions::thm_pc8): New Method.
913 (Arm_relocate_functions::thm_pc12): New Method.
914 (Target_arm::Scan::local): Handle the relocations.
915 (Target_arm::Scan::global): Likewise.
916 (Target_arm::Relocate::relocate): Likewise.
917 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
919 2010-01-29 Doug Kwan <dougkwan@google.com>
921 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
922 of relocation types as ld.
924 2010-01-29 Doug Kwan <dougkwan@google.com>
926 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
928 (Arm_relocate_functions::thumb_branch_common): Ditto.
929 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
930 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
931 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
932 Arm_relocate_functions::jump24): Remove.
933 (Target_arm::Relocate::relocate): Adjust code to call
934 Arm_relocation_functions::arm_branch_common and
935 Arm_relocation_functions::thumb_branch_common instead of their removed
936 wrappers. Merge switch-cases together to reduce source code size.
938 2010-01-29 Doug Kwan <dougkwan@google.com>
940 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
941 output_local_symbol_count_needs_update_.
942 (Arm_relobj::output_local_symbol_count_needs_update,
943 Arm_relobj::set_output_local_symbol_count_needs_update,
944 Arm_relobj::update_output_local_symbol_count): New methods.
945 (Arm_relobj::output_local_symbol_count_needs_update_): New data
947 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
948 of pointed function as in a R_ARM_PREL31 relocation.
949 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
950 for output local symbol count updating.
951 (Target_arm::do_relax): Update output local symbol counts in objects
953 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
955 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
957 * arm.cc: Added support for the ARM relocations:
958 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
959 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
960 (Arm_relocate_functions::movw_rel_nc): Renamed (was
962 (Arm_relocate_functions::movw_rel): New method.
963 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
964 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
966 (Arm_relocate_functions::thm_movw_rel): New method.
967 (Arm_relocate_functions::thm_movt_rel): Renamed (was
969 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
971 (Target_arm::Scan::global): Likewise.
972 (Target_arm::Relocate::relocate): Likewise.
973 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
976 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
978 * arm.cc: Added support for ARM group relocations.
979 (Target_arm::reloc_needs_sym_origin): New method.
980 (Arm_relocate_functions::calc_grp_kn): New method.
981 (Arm_relocate_functions::calc_grp_residual): New method.
982 (Arm_relocate_functions::calc_grp_gn): New method.
983 (Arm_relocate_functions::arm_grp_alu): New Method.
984 (Arm_relocate_functions::arm_grp_ldr): New Method.
985 (Arm_relocate_functions::arm_grp_ldrs): New Method.
986 (Arm_relocate_functions::arm_grp_ldc): New Method.
987 (Target_arm::Scan::local): Handle the ARM group relocations.
988 (Target_arm::Scan::global): Likewise.
989 (Target_arm::Relocate::relocate): Likewise.
990 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
993 2010-01-26 Doug Kwan <dougkwan@google.com>
995 * arm.cc (set): Include.
996 (class Arm_exidx_fixup): Change type of last_input_section_ to const
998 (Arm_output_section::Text_section_list): New type.
999 (Arm_output_section::append_text_sections_to_list): New method.
1000 (Arm_output_section::fix_exidx_coverage): Ditto.
1001 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1002 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1003 Relobj::set_section_offset() instead of
1004 Sized_relobj::invalidate_section_offset().
1005 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1006 parameter for section headers. Ignore relocation sections for
1007 unallocated sections and EXIDX sections.
1008 (Target_arm::fix_exidx_coverage): New method.
1009 (Target_arm::output_section_address_less_than): New type.
1010 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1011 linked text section instead of the EXIDX section.
1012 (Arm_output_section::create_stub_group): Add an assertion to check
1013 that this is not an EXIDX output section.
1014 (Arm_output_section::append_text_sections_to_list): New method.
1015 (Arm_output_section::fix_exidx_coverage): Ditto.
1016 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1017 Arm_relobj::section_needs_reloc_stub_scanning.
1018 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1020 (Target_arm::fix_exidx_coverage): New method.
1021 * object.h (Relobj::set_output_section): New method.
1022 (Sized_relobj::invalidate_section_offset): Remove method.
1023 (Sized_relobj::do_invalidate_section_offset): Remove method.
1024 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1026 2010-01-25 Doug Kwan <dougkwan@google.com>
1028 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1029 Fix warning due to signed and unsigned comparison on a 32-bit host.
1031 2010-01-22 Doug Kwan <dougkwan@google.com>
1033 * arm.cc (Target_arm::do_relax): Record an output section for section
1034 offset adjustment it contains any stub table that has changed.
1035 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1036 offsets in an output section if necessary.
1037 * output.cc (Output_section::Output_section): Initialize
1038 section_offsets_need_adjustments_.
1039 (Output_section::add_input_section_for_script): Renamed to
1040 Output_section::add_simple_input_section.
1041 (Output_section::save_states): Add a comment.
1042 (Output_section::discard_states): New method defintion.
1043 (Output_section::adjust_section_offsets): Same.
1044 * output.h (Output_section::add_input_section_for_script): Renamed to
1045 Output_section::add_simple_input_section.
1046 (Output_section::discard_states): New method declaration.
1047 (Output_section::adjust_section_offsets): Same.
1048 (Output_section::section_offsets_need_adjustment,
1049 Output_section::set_section_offsets_need_adjustment): New method
1051 (Output_section::section_offsets_need_adjustment_): New data member.
1052 * script-sections.cc
1053 (Output_section_element_input::set_section_address): Adjust code for
1054 renaming of Output_section::add_input_section_for_script.
1055 (Orphan_output_section::set_section_address): Same.
1057 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1059 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1060 Fix_v4bx enum values .
1061 * gold/options.h (General_options): New option definitions.
1062 (General_options::fix_v4bx): New method.
1063 (General_options::Fix_v4bx): New enum.
1064 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1065 (General_options::parse_fix_v4bx_interworking): New method.
1067 2010-01-22 Doug Kwan <dougkwan@google.com>
1069 * arm.cc (Arm_exidx_fixup): New class.
1071 2010-01-21 Doug Kwan <dougkwan@google.com>
1073 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1075 (Arm_exidx_section_offset_map): New type.
1077 2010-01-21 Doug Kwan <dougkwan@google.com>
1079 * arm.cc (Arm_exidx_input_section): New class.
1080 (Arm_relobj::exidx_input_section_by_link,
1081 Arm_relobj::exidx_input_section_by_shndx,
1082 Arm_relobj::make_exidx_input_section): New methods.
1083 (read_arm_attributes_section): Remove.
1084 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1085 information about them.
1086 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1089 2010-01-20 Doug Kwan <dougkwan@google.com>
1091 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1092 Input_section_specifier to Section_id.
1093 (Target_arm::new_arm_input_section: Adjust code for change of key
1095 (Target_arm::find_arm_input_section): Ditto.
1096 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1097 (Section_id): Remove.
1098 (Garbage_collection::Section_id_hash): Remove.
1099 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1100 (Section_id): Remove.
1101 (Icf::Section_id_hash): Remove.
1102 * object.h (Section_id, Const_section_id, Section_id_hash,
1103 Const_section_id_hash): New type definitions.
1104 * output.cc (Output_section::add_relaxed_input_section): Change to
1105 use Const_section_id instead of Input_section_specifier as key type.
1106 (Output_section::add_merge_input_section): Ditto.
1107 (Output_section::build_relaxation_map): Change to use Section_id
1108 instead of Input_section_specifier as key type.
1109 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1111 (Output_section::convert_input_sections_to_relaxed_sections): Change
1112 to use Const_section_id instead of Input_section_specifier as key type.
1113 (Output_section::find_merge_section): Ditto.
1114 (Output_section::find_relaxed_input_section): Ditto.
1115 * output.h (Input_section_specifier): Remove class.
1116 (Output_section::Output_section_data_by_input_section_map): Change
1117 key type to Const_section_id.
1118 (Output_section::Output_relaxed_input_section_by_input_section_map):
1120 (Output_section::Relaxation_map): Change key type to Section_id.
1122 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1124 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1125 (class Arm_v4bx_stub): New class.
1126 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1127 (Stub_factory::make_arm_v4bx_stub): New method.
1128 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1129 (Stub_table::empty): Handle v4bx stubs.
1130 (Stub_table::add_arm_v4bx_stub): New method.
1131 (Stub_table::find_arm_v4bx_stub): New method.
1132 (Arm_relocate_functions::v4bx): New method.
1133 (Target_arm::fix_v4bx): New method.
1134 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1135 (Stub_table::relocate_stubs): Likewise.
1136 (Stub_table::do_write): Likewise.
1137 (Stub_table::update_data_size_and_addralign): Likewise.
1138 (Stub_table::finalize_stubs): Likewise.
1139 (Target_arm::Scan::local): Likewise.
1140 (Target_arm::Scan::global): Likewise.
1141 (Target_arm::do_finalize_sections): Likewise.
1142 (Target_arm::Relocate::relocate): Likewise.
1143 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1145 (Target_arm::scan_reloc_for_stub): Likewise.
1146 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1148 2010-01-19 Ian Lance Taylor <iant@google.com>
1150 * output.cc (Output_section_headers::do_sized_write): Write large
1151 segment count to sh_info field.
1152 (Output_file_header::do_sized_write): For large segment count,
1153 write PN_XNUM to e_phnum field.
1155 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1157 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1158 (Arm_relocate_functions::thm_jump8): New function.
1159 (Arm_relocate_functions::thm_jump11): New function.
1160 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1162 (Target_arm::Scan::global): Likewise.
1163 (Target_arm::Relocate::relocate): Likewise.
1164 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1167 2010-01-14 Doug Kwan <dougkwan@google.com>
1169 * arm.cc (map, utility): Include headers.
1170 (Target_arm::apply_cortex_a8_workaround): New method.
1171 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1172 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1173 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1174 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1175 the --[no-]fix-cortex-a8 command line options.
1176 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1177 (Target_arm::relocate_stub): Use addend in instruction template.
1178 * options.h (DEFINE_bool): Set the user-set flag.
1179 (General_options): Add --[no-]-fix-cortex options.
1180 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1181 : Update fast look-up map after conversion.
1183 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1185 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1186 in the first pass of do_layout.
1188 2010-01-13 Doug Kwan <dougkwan@google.com>
1190 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1191 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1192 apparent compiler problem of not folding static constant integral
1193 data members of elfcpp::Elf_sizes<32>.
1195 2010-01-13 Doug Kwan <dougkwan@google.com>
1197 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1198 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1199 Arm_relobj::scan_section_for_cortex_a8_erratum,
1200 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1201 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1202 sections to scan for relocation stubs into a new method
1203 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1204 relocation and Cortex-A8 stub scanning.
1205 (Target_arm::do_relax): Force stubs to be after stubbed sections
1206 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1207 the beginning of a new relaxation pass. Update a comment.
1208 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1210 2010-01-12 Ian Lance Taylor <iant@google.com>
1212 * target-reloc.h (visibility_error): New inline function.
1213 (relocate_section): Call visibility_error.
1214 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1215 (MOSTLYCLEANFILES): Likewise.
1216 (protected_4_pic.o, protected_3.err): New targets.
1217 * testsuite/protected_4.cc: New file.
1219 2010-01-12 Doug Kwan <dougkwan@google.com>
1221 * arm.cc (Cortex_a8_reloc): New class.
1222 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1223 and cortex_a8_relocs_info_.
1224 (Target_arm::fix_cortex_a8): New method definition.
1225 (Target_arm::Cortex_a8_relocs_info): New type.
1226 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1227 New data member declarations.
1228 (Target_arm::scan_reloc_for_stub): Record information about
1229 relocations for THUMB branches that might be exempted from the
1230 Cortex-A8 workaround.
1231 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1232 at the beginning of a relaxation pass.
1234 2010-01-12 Doug Kwan <dougkwan@google.com>
1236 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1237 (Arm_relobj::Mapping_symbol_position,
1238 Arm_reloj::Mapping_symbol_position_less,
1239 Arm_relobj::Mapping_symbols_info): New types.
1240 (Target_arm::is_mapping_symbol_name): New method definition.
1241 (Arm_relobj::do_count_local_symbols): Save information about mapping
1244 2010-01-11 Doug Kwan <dougkwan@google.com>
1246 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1247 Arm_relocate_functions::thumb32_branch_upper,
1248 Arm_relocate_functions::thumb32_branch_lower,
1249 Arm_relocate_functions::thumb32_cond_branch_offset,
1250 Arm_relocate_functions::thumb32_cond_branch_upper,
1251 Arm_relocate_functions::thumb32_cond_branch_lower,
1252 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1253 branch offset encoding.
1254 (Arm_relocate_functions::thumb_branch_common): Use new branch
1255 offset encoding methods to avoid code duplication.
1256 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1257 (Stub_addend_reader::operator()): Use new branch encoding method
1258 to avoid code duplication.
1260 2010-01-11 Doug Kwan <dougkwan@google.com>
1262 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1263 (Target_arm::do_finalize_sections): Define special EXIDX section
1264 symbols only if referenced.
1265 * gc.h (Garbage_collection::add_reference): New method.
1266 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1269 2010-01-11 Ian Lance Taylor <iant@google.com>
1271 * script.cc (Version_script_info::build_expression_list_lookup):
1272 Change complaing about duplicate wildcard match from error to
1275 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1277 (Version_script_info::Version_script_info): Initialize globs_,
1278 default_version_, default_is_global_, and exact_. Don't
1279 initialize globals_ or locals_.
1280 (Version_script_info::build_lookup_tables): Build local symbols
1282 (Version_script_info::unquote): New function.
1283 (Version_script_info::add_exact_match): New function.
1284 (Version_script_info::build_expression_list_lookup): Remove lookup
1285 parameter. Add is_global parameter. Change all callers. Handle
1286 wildcard pattern specially. Unquote pattern. Call
1288 (Version_script_info::get_name_to_match): New function.
1289 (Version_script_info::get_symbol_version): New function.
1290 (Version_script_info::get_symbol_version_helper): Remove.
1291 (Version_script_info::check_unmatched_names): Call unquote.
1292 * script.h (class Version_script_info): Change get_symbol_version
1293 to be non-inline and add is_global parameter; change all callers.
1294 Rewrite symbol_is_local. Update declarations. Define struct
1295 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1296 Remove globals_ and locals_ members. Add exact_, globs_,
1297 default_version_, is_global_.
1298 (Version_script_info::Glob): Remove pattern, add expression and
1299 is_global. Update constructor. Change all callers.
1300 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1302 (Versions::symbol_section_contents): If a symbol is undefined, or
1303 defined in a dynamic object, set the version index to
1305 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1307 (Symbol_table::add_from_pluginobj): Likewise.
1308 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1310 2010-01-11 Doug Kwan <dougkwan@google.com>
1312 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1313 (incremental_dump_LDADD): Add linking option for libintl.
1314 * Makefile.in: Regenerate.
1316 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1319 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1321 * testsuite/Makefile.in: Regenerated.
1323 2010-01-10 Doug Kwan <dougkwan@google.com>
1325 * options.h (DEFINE_var): Use parentheses around argument varname__
1326 in macro body to avoid any unintended subsequent substitutions.
1328 2010-01-10 Ian Lance Taylor <iant@google.com>
1330 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1331 candidates before doing symbol resolution.
1333 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1334 ODR candidates if only one is weak.
1336 2010-01-08 Ian Lance Taylor <iant@google.com>
1338 * script.cc (Version_script_info::build_expression_list_lookup):
1339 Don't warn about ambiguous version, just record the ambiguity.
1340 (Version_script_info::get_symbol_version_helper): Give error if
1341 version is ambiguous.
1343 2010-01-08 Doug Kwan <dougkwan@google.com>
1345 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1346 prev_data_size_ and prev_addralign_. Remove initializer for
1347 deleted data member has_been_changed_.
1348 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1349 to determine if the table is empty.
1350 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1352 (Stub_table::add_reloc_stub): Define method in class definition
1353 instead of just declaring it there.
1354 (Stub_table::add_cortex_a8_stub): New method definition.
1355 (Stub_table::update_data_size_and_addralign): Ditto.
1356 (Stub_table::finalize_stubs): Ditto.
1357 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1358 (Stub_table::do_addralign_): Return address alignment in the
1359 (Stub_table::do_reset_address_and_file_offset): Define method in
1360 class definition instead of declaring it there. Set current data
1361 size to be the data size of the previous pass.
1362 (Stub_table::set_final_data_size): Use current data size as the
1364 (Stub_table::relocate_stub): Change parameter type of stub from
1365 Reloc_stub pointer to Stub pointer.
1366 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1367 (Stub_table::Cortex_a8_stub_list): New typedef.
1368 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1369 Stub_table::prev_addralign_): New data member.
1370 (Arm_relobj::Arm_relobj): Initialize data member
1371 section_has_cortex_a8_workaround_.
1372 (Arm_relobj::section_has_cortex_a8_workaround,
1373 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1375 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1377 (Target_arm::relocate_stub): Change parameter type of stub from
1378 Reloc_stub pointer to Stub pointer.
1379 (Insn_template::size, Insn_template::alignment): Handle
1380 THUMB16_SPECIAL_TYPE.
1381 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1382 Stub_table::update_data_size_and_addralign,
1383 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1385 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1386 (Stub_table::do_write): Ditto.
1387 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1389 2010-01-08 Ian Lance Taylor <iant@google.com>
1392 * symtab.h (class Symbol): Remove fields is_target_special_ and
1393 has_plt_offset_. Add field is_defined_in_discarded_section_.
1394 (Symbol::is_defined_in_discarded_section): New function.
1395 (Symbol::set_is_defined_in_discarded_section): New function.
1396 (Symbol::has_plt_offset): Rewrite.
1397 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1398 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1399 Don't initialize is_target_special_ or has_plt_offset_.
1400 Initialize is_defined_in_discarded_section_.
1401 (Symbol_table::add_from_relobj): If appropriate, set
1402 is_defined_in_discarded_section.
1403 * resolve.cc (Symbol::override_base_with_special): Don't test
1404 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1405 * target-reloc.h (relocate_section): Do special handling for
1406 symbols defined in discarded sections for global symbols as well
1409 2010-01-08 Ian Lance Taylor <iant@google.com>
1411 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1412 the SHT_SYMTAB case.
1414 2010-01-08 Ian Lance Taylor <iant@google.com>
1416 * object.cc (Sized_relobj::do_layout): Don't get confused if
1417 layout_eh_frame returns NULL.
1419 2010-01-08 Ian Lance Taylor <iant@google.com>
1422 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1423 dynamic symbol table, use the normal symbol table.
1424 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1427 2010-01-08 Ian Lance Taylor <iant@google.com>
1430 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1433 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1435 * version.cc (print_version): Change to "Copyright 2010".
1437 2010-01-08 Ian Lance Taylor <iant@google.com>
1441 * i386.cc (class Target_i386): Change return type of plt_section
1443 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1444 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1445 tls_desc_rel_ field.
1446 (Output_data_plt_i386::rel_tls_desc): New function.
1447 (Target_i386::rel_tls_desc_section): New function.
1448 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1449 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1450 R_386_TLS_DESC reloc in rel_tls_desc_section.
1451 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1452 Define struct Tlsdesc_info.
1453 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1454 (Target_x86_64::do_reloc_symbol_index): New function.
1455 (Target_x86_64::add_tlsdesc_info): New function.
1456 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1457 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1459 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1461 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1462 (Target_x86_64::rela_tlsdesc_section): New function.
1463 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1465 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1466 (Target_x86_64::do_reloc_addend): New function.
1467 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1468 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1469 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1470 (Output_reloc::type): New function.
1471 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1472 (Output_reloc::is_target_specific): New function.
1473 (Output_reloc::target_arg): New function.
1474 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1475 absolute relocs and target specific relocs.
1476 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1477 add_target_specific.
1478 (class Output_data_reloc) [SHT_RELA]: Likewise.
1479 * output.cc (Output_reloc::Output_reloc): Add four new versions
1480 for absolute relocs and target specific relocs.
1481 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1482 (Output_reloc::get_symbol_index): Likewise.
1483 (Output_reloc::local_section_offset): Check that local_sym_index_
1484 is not TARGET_CODE or 0.
1485 (Output_reloc::symbol_value): Likewise.
1486 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1488 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1489 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1491 * layout.cc (add_target_dynamic_tags): Use output section for
1492 DT_PLTRELSZ and DT_JMPREL.
1494 2010-01-07 Ian Lance Taylor <iant@google.com>
1497 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1499 (class Output_data_reloc_generic): Define.
1500 (class Output_data_reloc_base): Change base class to
1501 Output_data_reloc_generic. Change add() method to call
1502 bump_relative_reloc_count for a relative reloc. Remove
1504 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1506 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1507 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1509 * layout.h (class Layout): Update declaration.
1511 2010-01-07 Ian Lance Taylor <iant@google.com>
1513 * output.h (class Output_data): Add const version of
1514 output_section and do_output_section.
1515 (class Output_section_data): Add const version of
1517 (class Output_section): Likewise.
1518 * layout.cc (Layout::add_target_dynamic_tags): New function.
1519 * layout.h (class Layout): Update declarations.
1520 * arm.cc (Target_arm::do_finalize_sections): Use
1521 add_target_dynamic_tags.
1522 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1523 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1524 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1525 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1527 2010-01-07 Ian Lance Taylor <iant@google.com>
1530 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1533 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1534 Ian Lance Taylor <iant@google.com>
1537 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1538 Xindex::read_symtab_xindex.
1540 2010-01-07 Doug Kwan <dougkwan@google.com>
1542 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1543 (Insn_template::thumb16_bcond_insn): New method declaration.
1544 (Insn_template): Fix spelling.
1545 (Stub::thumb16_special): New method declaration.
1546 (Stub::do_write): Define virtual method which was previously pure
1548 (Stub::do_thumb16_special): New method declaration.
1549 (Stub::do_fixed_endian_write): New template member.
1550 (Reloc_stub::do_write): Remove.
1551 (Reloc_stub::do_fixed_endian_write): Remove.
1552 (Cortex_a8_stub): New class definition.
1553 (Stub_factory::make_cortex_a8_stub): New method definition.
1554 (Stub_factory::Stub_factory): Add missing static storage class
1555 qualifier for elf32_arm_stub_a8_veneer_blx.
1557 2010-01-07 Ian Lance Taylor <iant@google.com>
1560 * options.h (class General_options): Add --warn-unresolved-symbols
1561 and --error-unresolved-symbols.
1562 * errors.cc (Errors::undefined_symbol): Implement
1563 --warn-unresolved-symbols.
1565 * options.h (class General_options): Add -z text and -z textoff.
1566 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1568 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1570 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1571 (Garbage_collection::cident_sections): New function.
1572 (Garbage_collection::add_cident_section): New function.
1573 (Garbage_collection::cident_sections_): New member.
1574 (gc_process_relocs): Add references to sections whose names are C
1576 * gold.h (cident_section_start_prefix): New constant.
1577 (cident_section_stop_prefix): New constant.
1578 (is_cident): New function.
1579 * layout.cc (Layout::define_section_symbols): Replace string constants
1580 with the newly defined constants.
1581 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1583 * testsuite/Makefile.am: Add gc_orphan_section_test.
1584 * testsuite/Makefile.in: Regenerate.
1585 * testsuite/gc_orphan_section_test.cc: New file.
1586 * testsuite/gc_orphan_section_test.sh: New file.
1588 2010-01-06 Ian Lance Taylor <iant@google.com>
1591 * options.h (class General_options): Add --warn-shared-textrel.
1592 * layout.cc (Layout::finish_dynamic_section): Implement
1593 --warn-shared-textrel.
1596 * options.h (class General_options): Add --warn-multiple-gp.
1598 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1600 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1601 $(THREADSLIB) and $(LIBDL).
1602 * Makefile.in: Rebuild.
1604 2010-01-06 Ian Lance Taylor <iant@google.com>
1607 * options.cc (General_options::parse_section_start): New function.
1608 (General_options::section_start): New function.
1609 (General_options::General_options): Initialize all members.
1610 * options.h: Include <map>
1611 (class General_options): Add --section-start. Add section_starts_
1613 * layout.cc (Layout::attach_allocated_section_to_segment): If
1614 --section-start was used, set the address of the segment. Remove
1615 local sort_sections.
1616 (Layout::relaxation_loop_body): If the address of the load segment
1617 has been set by --section-start, don't use it.
1618 * output.h (Output_segment::update_flags_for_output_section): New
1620 * output.cc (Output_segment::add_output_section): Call
1621 update_flags_for_output_section.
1623 2010-01-05 Ian Lance Taylor <iant@google.com>
1626 * options.h (class General_options): Add --undefined-version.
1627 * script.cc (struct Version_expression): Add was_matched_by_symbol
1629 (Version_script_info::matched_symbol): New function.
1630 (Version_script_info::get_symbol_version_helper): Call
1632 (Version_script_info::check_unmatched_names): New function.
1633 * script.h (class Version_script_info): Update declarations.
1634 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1636 * options.h (class General_options): Use DEFINE_bool_alias for
1637 allow_multiple_definition.
1638 * resolve.cc (Symbol_table::should_override): Don't test
1639 allow_multiple_definition.
1642 * options.h (class General_options): Add --cref.
1643 * main.cc (main): Print cref table if --cref. Don't close mapfile
1644 until after printing cref table.
1645 * cref.cc: Include "symtab.h".
1646 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1647 (Cref_table_compare::operator()): New function.
1648 (Cref_inputs::gather_cref): New function.
1649 (filecol): New static const.
1650 (Cref_inputs::print_cref): New function.
1651 (Cref::print_cref): New function.
1652 * cref.h: Include <cstdio>.
1653 (class Cref): Update declarations.
1654 * mapfile.h (Mapfile::file): New function.
1655 * object.h (class Object): Define Symbols. Declare virtual
1656 do_get_global_symbols.
1657 (Object::get_global_symbols): New function.
1658 * object.cc (Input_objects::add_object): Pass object to cref_ if
1660 (Input_objects::archive_start): Likewise.
1661 (Input_objects::archive_stop): Likewise.
1662 (Input_objects::print_cref): New function.
1663 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1664 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1666 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1668 * plugin.h (class Sized_pluginobj): Update declarations.
1670 2010-01-05 Ian Lance Taylor <iant@google.com>
1672 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1673 to is_default_version. Rename insdef to insdefault.
1674 (Symbol_table::add_from_relobj): Rename def to is_default_version
1675 and local to is_forced_local.
1676 (Symbol_table::add_from_pluginobj): Likewise.
1677 (Symbol_table::add_from_dynobj): Likewise.
1678 (Symbol_table::define_special_symbol): Rename insdef to
1681 2010-01-04 Ian Lance Taylor <iant@google.com>
1684 * options.h (class General_options): Add
1685 --allow-multiple-definition and -z muldefs.
1686 * resolve.cc (Symbol_table::should_override): Don't warn about a
1687 multiple symbol definition if --allow-multiple-definition or -z
1691 * options.h (class General_options): Add --add-needed and
1692 --copy-dt-needed-entries. Tweak --as-needed help entry.
1693 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1694 error if --copy-dt-needed-entries aka --add-needed is used and
1695 would cause a change in behaviour.
1698 * options.h (class General_options): Add -G as a short version of
1699 --shared. Add no-op options -assert, -g, and -i.
1701 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1703 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1704 check for .text or .gnu.linkonce.t sections.
1705 * icf.cc (Icf::find_identical_sections): Ditto.
1706 Change the detection for mangled function name within the section
1708 * icf.h (is_section_foldable_candidate): New function.
1710 2009-12-30 Ian Lance Taylor <iant@google.com>
1713 * options.h (class General_options): Permit two dashes with
1714 --retain-symbols-file.
1716 2009-12-30 Ian Lance Taylor <iant@google.com>
1719 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1720 don't put the file header and segment headers in the text
1724 * common.cc (Sort_commons::operator()): Stabilize sort when both
1726 (Symbol_table::do_allocate_commons_list): When allocating common
1727 symbols, skip a symbol which is no longer common.
1728 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1729 an object before checking its type.
1730 * testsuite/common_test_2.c: New file.
1731 * testsuite/common_test_3.c: New file.
1732 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1733 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1734 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1735 (common_test_2_pic.o, common_test_2.so): New targets.
1736 (common_test_3_pic.o, common_test_3.so): New targets.
1737 * testsuite/Makefile.in: Rebuild.
1740 * script.cc (read_input_script): If we see a new SECTIONS clause,
1741 and we have added an input section, give an error.
1742 * layout.h (class Layout): Add have_added_input_section function.
1743 Add have_added_input_section_ field.
1744 * layout.cc (Layout::Layout): Initialize
1745 have_added_input_section_.
1746 (Layout::layout): Set have_added_input_section_.
1747 (Layout::layout_eh_frame): Likewise.
1749 2009-12-30 Ian Lance Taylor <iant@google.com>
1752 * options.h (class General_options): Add --sort-common option.
1753 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1754 * common.cc (Sort_common): Add sort_order parameter to
1755 constructor. Add sort_order_ field.
1756 (Sort_commons::operator): Check sort_order_.
1757 (Symbol_table::allocate_commons): Determine the sort order.
1758 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1760 (Symbol_table::do_allocate_commons_list): Likewise.
1762 2009-12-30 Ian Lance Taylor <iant@google.com>
1765 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1766 symbols from this object, don't change the visibility of an
1768 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1770 2009-12-30 Ian Lance Taylor <iant@google.com>
1773 * script.h (class Version_script_info): Define Language enum.
1774 Update declarations. Define Glob, Exact, and Lookup types. Add
1775 new fields globals_, locals_, and is_finalized_.
1776 * script.cc: Various formatting fixes.
1777 (class Parser_closure): Change language_stack_ from a vector of
1778 std::string to one of Version_script_info::Language. Adjust all
1780 (class Lazy_demangler): Remove.
1781 (struct Version_expression): Change language from std::string to
1782 Version_script_info::Language.
1783 (Version_script_info::Version_script_info): New function.
1784 (Version_script_info::~Version_script_info): Don't call clear.
1785 (Version_script_info::finalize): New function.
1786 (Version_script_info::build_lookup_tables): New function.
1787 (Version_script_info::build_expression_list_lookup): New
1789 (Version_script_info::get_symbol_version_helper): Rewrite to use
1791 (Version_script_info::print_expression_list): Adjust to use
1792 Version_script_info::Language.
1793 (script_push_lex_into_version_mode): Check that the version script
1794 has not been finalized.
1795 (version_script_push_lang): Change language string to
1796 Version_script_info::Language.
1797 * options.cc (Command_line::version_script): New function.
1798 * options.h (class General_options): Add finalize_dynamic_list
1799 function. Change version_script from declaration to definition.
1800 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1801 * testsuite/version_script.map: Remove duplicate def of foo.
1802 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1804 * testsuite/Makefile.in: Rebuild.
1806 2009-12-30 Ian Lance Taylor <iant@google.com>
1809 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1810 if the input symbol index is 0, make the output symbol index 0.
1812 2009-12-30 Ian Lance Taylor <iant@google.com>
1815 * options.h (class General_options): Add -x/--discard-all.
1816 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1817 --discard-all. If the local symbol needs a dynamic entry, check
1818 that before handling --discard-locals.
1820 2009-12-30 Ian Lance Taylor <iant@google.com>
1823 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1825 (Output_segment::add_output_section): Don't change the flags if
1829 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1830 GNU hash table if they need a dynamic value. Otherwise, don't add
1831 them if they are defined in a dynamic object or are forced local.
1833 2009-12-29 Ian Lance Taylor <iant@google.com>
1836 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1837 .gnu.hash table for a 32-bit target.
1840 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1841 regular and a dynamic object only needs a dynamic symbol table
1842 entry if it is externally visible.
1845 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1846 constructor. Add global_offset_table_ field.
1847 (Target_i386::got_section): Set global_offset_table_.
1848 (Target_i386::do_finalize_sections): Set global_offset_table_
1850 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1851 in constructor. Add global_offset_table_ field.
1852 (Target_x86_64::got_section): Set global_offset_table_.
1853 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1856 * layout.cc (Layout::Layout): Initialize increase_relro_.
1857 (Layout::get_output_section): Add is_relro, is_last_relro, and
1858 is_first_non_relro parameters. Change all callers.
1859 (Layout::choose_output_section): Likewise.
1860 (Layout::add_output_section_data): Likewise.
1861 (Layout::make_output_section): Likewise.
1862 (Layout::set_segment_offsets): Clear increase_relro when using a
1864 * layout.h (class Layout): Add increase_relro method. Add
1865 increase_relro_ field. Update declarations.
1866 * output.cc (Output_section::Output_section): Initialize
1867 is_last_relro_ and is_first_non_relro_.
1868 (Output_segment::add_output_section): Group relro sections is
1869 do_sort is true. Handle is_last_relro and is_first_non_relro.
1870 (Output_segment::maximum_alignment): Remove relro handling.
1871 (Output_segment::set_section_addresses): Add increase_relro
1872 parameter. Change all callers. Add initial alignment to align
1873 relro sections on separate page. Remove old relro handling.
1874 (Output_segment::set_section_list_addresses): Remove in_relro
1875 parameter. Change all callers.
1876 (Output_segment::set_offset): Add increase parameter. Change all
1877 callers. Remove old relro handling.
1878 * output.h (class Output_section): Add new methods: is_last_relro,
1879 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1880 Add is_last_relro_ and is_first_non_relro_ fields.
1881 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1882 Create separate .got.plt section. Call increase_relro.
1883 * x86_64.cc (Target_x86_64::got_section): Likewise.
1884 * testsuite/relro_script_test.t: Add .got.plt.
1887 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1888 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1889 (Layout::finalize): Call set_dynamic_symbol_size.
1890 (Layout::set_dynamic_symbol_size): New function.
1891 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1892 set_dynamic_symbol_size.
1895 * output.h (class Output_section): Add is_entsize_zero_ field.
1896 * output.cc (Output_section::Output_section): Initialize
1898 (Output_section::set_entsize): If two different entsizes are
1899 requested, force it to zero.
1900 (Output_section::add_input_section): Set flags for .debug_str
1901 before updating section flags. Set entsize.
1902 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1903 and SHF_STRING if all input sections have those flags.
1905 2009-12-29 Rafael Espindola <espindola@google.com>
1907 * main.cc (main): Fix the sys time reporting.
1908 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1911 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1913 * options.cc (General_options::parse_version): Allow -v to exit
1914 without an error if there is nothing to link.
1916 2009-12-29 Ian Lance Taylor <iant@google.com>
1918 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1919 using a version of gcc before 4.1.
1920 * configure: Rebuild.
1922 2009-12-28 Chris Demetriou <cgd@google.com>
1924 * attributes.cc (Output_attributes_section_data::do_write): Use
1925 std::vector::front rather than std::vector::data.
1927 2009-12-28 Ian Lance Taylor <iant@google.com>
1929 * symtab.h (class Symbol_table): Add enum Defined.
1930 * resolve.cc (Symbol_table::should_override): Add defined
1931 parameter. Change all callers. Test whether object is NULL
1932 before calling a method on it.
1933 (Symbol_table::report_resolve_problem): Add defined parameter.
1935 (Symbol_table::should_override_with_special): Likewise.
1936 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1937 parameter. Change all callers.
1938 (Symbol_table::do_define_in_output_data): Likewise.
1939 (Symbol_table::define_in_output_segment): Likewise.
1940 (Symbol_table::do_define_in_output_segment): Likewise.
1941 (Symbol_table::define_as_constant): Likewise.
1942 (Symbol_table::do_define_as_constant): Likewise.
1943 * script.h (class Symbol_assignment): Add is_defsym parameter to
1944 constructor; change all callers.
1945 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1946 parameter. Change all callers. Add is_defsym_ field.
1947 (class Parser_closure): Add parsing_defsym parameter to
1948 constructor; change all callers. Add parsing_defsym accessor
1949 function. Add parsing_defsym_ field.
1951 2009-12-28 Ian Lance Taylor <iant@google.com>
1953 * gold.cc (queue_middle_tasks): Fix formatting.
1954 * object.cc (Relobj::is_section_name_included): Likewise.
1956 2009-12-23 Ian Lance Taylor <iant@google.com>
1958 * i386.cc (Target_i386::do_calls_non_split): Recognize
1959 -fsplit-stack prologue for a function with a static chain.
1960 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1961 -fsplit-stack prologue when using %r11.
1963 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1965 * options.cc (General_options::parse_version): Make -v continue and do
1966 the link like GNU ld does.
1968 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1970 * Makefile.am (CCFILES): Add timer.cc.
1971 (HFILES): Add timer.h.
1972 * configure.ac: Check for sysconf and times.
1973 * main.cc: include timer.h.
1974 (main): Use Timer instead of get_run_time.
1977 * workqueue.cc: include timer.h.
1978 (Workqueue::find_and_run_task):
1979 Report user, sys and wall time.
1980 * Makefile.in: Regenerate.
1981 * config.in: Regenerate.
1982 * configure: Regenerate.
1984 2009-12-16 Doug Kwan <dougkwan@google.com>
1986 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1988 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1989 relaxed input sections.
1990 * output.cc (Output_section::find_relaxed_input_section): Change
1991 return type to Output_relaxed_input_section pointer. Adjust code
1992 for new type of relaxed_input_section_map_.
1993 * output.h (Output_section::find_relaxed_input_section): Change
1994 return type to Output_relaxed_input_section pointer.
1995 (Output_section::Output_relaxed_input_section_by_input_section_map):
1997 (Output_section::relaxed_input_section_map_): Change type to
1998 Output_section::Output_relaxed_input_section_by_input_section_map.
1999 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2002 2009-12-15 Ian Lance Taylor <iant@google.com>
2004 * layout.cc (Layout::create_shstrtab): Only write out after input
2005 sections if we are compressing debug sections.
2007 2009-12-15 Ian Lance Taylor <iant@google.com>
2009 * archive.cc (Archive::add_symbols): Only look up a symbol without
2010 a version if there is, in fact, a version.
2012 2009-12-14 Ian Lance Taylor <iant@google.com>
2014 Revert -Wshadow changes, all changes from:
2015 2009-12-11 Doug Kwan <dougkwan@google.com>
2016 2009-12-11 Nick Clifton <nickc@redhat.com>
2017 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2019 2009-12-11 Doug Kwan <dougkwan@google.com>
2021 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2023 * attributes.cc (Object_attribute::size): Ditto.
2024 (Attributes_section_data::size): Ditto.
2025 (Attributes_section_data::Attributes_section_data): Ditto.
2026 (Output_attributes_section_data::do_write): Ditto.
2027 * attributes.h (Object_attribute::set_type): Ditto.
2028 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2030 2009-12-11 Nick Clifton <nickc@redhat.com>
2032 * archive.cc: Fix shadowed variable warnings.
2034 * compressed_output.cc: Likewise.
2035 * compressed_output.h: Likewise.
2036 * configure: Likewise.
2037 * dwarf_reader.cc: Likewise.
2038 * dynobj.cc: Likewise.
2039 * dynobj.h: Likewise.
2040 * ehframe.cc: Likewise.
2041 * ehframe.h: Likewise.
2042 * errors.cc: Likewise.
2043 * expression.cc: Likewise.
2044 * fileread.cc: Likewise.
2045 * fileread.h: Likewise.
2046 * freebsd.h: Likewise.
2047 * i386.cc: Likewise.
2049 * incremental.h: Likewise.
2050 * layout.cc: Likewise.
2051 * layout.h: Likewise.
2052 * mapfile.cc: Likewise.
2053 * merge.cc: Likewise.
2054 * merge.h: Likewise.
2055 * object.cc: Likewise.
2056 * object.h: Likewise.
2057 * options.h: Likewise.
2058 * output.cc: Likewise.
2059 * output.h: Likewise.
2060 * parameters.cc: Likewise.
2061 * plugin.cc: Likewise.
2062 * powerpc.cc: Likewise.
2063 * reduced_debug_output.cc: Likewise.
2064 * reduced_debug_output.h: Likewise.
2065 * reloc.cc: Likewise.
2066 * reloc.h: Likewise.
2067 * resolve.cc: Likewise.
2068 * script-sections.cc: Likewise.
2069 * script.cc: Likewise.
2070 * script.h: Likewise.
2071 * sparc.cc: Likewise.
2072 * symtab.cc: Likewise.
2073 * symtab.h: Likewise.
2074 * target-select.cc: Likewise.
2075 * target-select.h: Likewise.
2076 * token.h: Likewise.
2077 * workqueue.cc: Likewise.
2078 * workqueue.h: Likewise.
2079 * x86_64.cc: Likewise.
2081 2009-12-10 Doug Kwan <dougkwan@google.com>
2083 * arm.cc (attributes.h): New include.
2084 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2085 (Arm_relobj::~Arm_relobj): Delete object pointed by
2086 attributes_section_data_.
2087 (Arm_relobj::attributes_section_data): New method definition.
2088 (Arm_relobj::attributes_section_data_): New data member declaration.
2089 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2090 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2091 attributes_section_data_.
2092 (Arm_dynobj::attributes_section_data): New method definition.
2093 (Arm_dynobj::attributes_section_data_): New data member declaration.
2094 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2095 initialization value of may_use_blx_ to false.
2096 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2097 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2098 object attributes to compute results instead of hard-coding.
2099 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2100 Target_arm::get_secondary_compatible_arch,
2101 Target_arm::set_secondary_compatible_arch
2102 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2103 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2104 New method declarations.
2105 (Target_arm::get_aeabi_object_attribute): New method definition.
2106 (Target_arm::attributes_section_data_): New data member declaration.
2107 (read_arm_attributes_section): New template definition.
2108 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2109 (Arm_dynobj::do_read_symbols): Ditto.
2110 (Target_arm::do_finalize_sections): Merge attributes sections from
2111 input. Check for BLX use after attributes section merging.
2112 Fix __exidx_start and __exidx_end visibility. Create an
2113 .ARM.attributes section if necessary.
2114 (Target_arm::get_secondary_compatible_arch,
2115 Target_arm::set_secondary_compatible_arch,
2116 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2117 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2118 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2119 New method definitions.
2121 2009-12-09 Ian Lance Taylor <iant@google.com>
2123 * plugin.cc (Plugin::load): Don't cast from void* to a function
2126 2009-12-09 Ian Lance Taylor <iant@google.com>
2128 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2131 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2133 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2134 Replace two_file_shared_1.so with two_file_shared_2.so.
2135 * testsuite/Makefile.in: Regenerated.
2137 2009-12-08 Doug Kwan <dougkwan@google.com>
2139 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2140 (HFILES): Add attributes.h and int_encoding.h.
2141 * Makefile.in: Regenerate.
2142 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2143 function definitions to int_encoding.cc
2144 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2145 prototypes to int_encoding.h
2146 * reduced_debug_output.cc (int_encoding.h): New include.
2147 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2148 function definitions to int_encoding.cc
2149 (insert_into_vector, read_from_pointer): Move template definitions to
2151 * attributes.cc: New file.
2152 * attributes.h: New file.
2153 * int_encoding.cc: New file.
2154 * int_encoding.h: New file.
2156 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2159 * incremental-dump.cc (dump_incremental_inputs): New.
2160 (main): Use dump_incremental_inputs.
2162 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2165 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2166 checking elfcpp::STT_FUNC.
2167 (Target_i386::Relocate::relocate): Likewise.
2168 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2170 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2171 symbols from shared libraries into normal FUNC symbols.
2173 * symtab.h (Symbol): Add is_func and use it.
2175 2009-12-05 Doug Kwan <dougkwan@google.com>
2177 * arm.cc (Target_arm::arm_info): Initialize new fields
2178 attributes_section and attributes_vendor.
2179 * i386.cc (Target_i386::i386_info): Same.
2180 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2181 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2182 fields attributes_section and attributes_vendor.
2183 * sparc.cc (Target_sparc::sparc_info): Same.
2184 * target.h (Target::attributes_section, Target::attributes_vendor,
2185 Target::is_attributes_section, Target::attribute_arg_type,
2186 Target::attributes_order): New method definitions.
2187 (Target::Target_info::attributes_section,
2188 Target::Target_info::attributes_vendor): New fields.
2189 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2190 virtual method definitions.
2191 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2192 attributes_section and attributes_vendor.
2193 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2195 2009-12-05 Doug Kwan <dougkwan@google.com>
2197 * arm.cc: Update comments about interworking and stub generation.
2198 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2199 considered as non-PIC.
2200 (Arm_relocate_functions::base_abs): Fix formatting.
2201 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2202 of function to use GOT entry address instead of offset.
2203 (Target_arm::Scan::global): Issue an error if a symbol would need a
2204 PLT does not get one because it is untyped. Remove code to create
2205 dynamic symbols for relative branches.
2206 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2207 takes unsigned integer instead of boolean.
2209 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2211 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2212 (two_file_test_LDADD): Likewise.
2213 (common_test_1_LDADD): Likewise.
2214 (exception_test_LDADD) Likewise.
2215 (weak_test_LDADD): Likewise.
2216 (many_sections_test_LDADD): Likewise.
2217 (initpri1_LDADD): Likewise.
2218 (script_test_1_LDADD): Likewise.
2219 (script_test_2_LDADD): Likewise.
2220 (justsyms_LDADD): Likewise.
2221 (binary_test_LDADD): Likewise.
2222 (large_LDADD): Likewise.
2223 * testsuite/Makefile.in: Regenerated.
2225 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2227 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2228 (Symbol_table::override_with_special): Likewise.
2229 (Symbol_table::add_from_object): Likewise.
2231 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2233 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2234 Don't set the data_offset twice.
2236 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2238 * testsuite/Makefile.in: Regenerate.
2240 2009-12-03 Doug Kwan <dougkwan@google.com>
2242 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2243 (Target_arm::do_finalize_sections): Add parameter for symbol table
2244 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2245 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2246 parameter for symbol table pointer.
2247 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2248 an additional parameter for a pointer to symbol table.
2249 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2250 parameter for a symbol table pointer.
2251 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2252 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2254 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2255 parameter for a symbol table pointer.
2257 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2259 * incremental.cc (Incremental_inputs_header)
2260 (Incremental_inputs_header_write, Incremental_inputs_entry)
2261 (Incremental_inputs_entry_write): Move ...
2262 * incremental.h (Incremental_inputs_header)
2263 (Incremental_inputs_header_write, Incremental_inputs_entry)
2264 (Incremental_inputs_entry_write): here.
2266 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2268 * incremental.cc (make_sized_incremental_binary): Set the target.
2269 Error if it is incompatible.
2270 * output.h (Output_file): Add filename method.
2272 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2274 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2275 from the get_* methods.
2277 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2279 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2280 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2281 Write 0 for the data_offset of scripts.
2283 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2285 * testsuite/Makefile.am: Add the incremental_test.sh test.
2286 * testsuite/incremental_test.sh: New.
2287 * testsuite/incremental_test_1.c: New.
2288 * testsuite/incremental_test_2.c: New.
2290 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2292 * incremental-dump.cc (main): Fix typos.
2294 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2297 * incremental-dump.cc (main): Use llu to print 64 bit values.
2299 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2300 H.J. Lu <hongjiu.lu@intel.com>
2302 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2304 (incremental_dump_LDADD): Likewise.
2305 * Makefile.in: Regenerated.
2307 2009-11-25 Doug Kwan <dougkwan@google.com>
2311 2009-11-25 Doug Kwan <dougkwan@google.com>
2313 * arm.cc (Target_arm::Target_arm): Move method definition
2314 outside of class definition. Add code to handle
2315 --target1-rel, --target1-abs and --target2= options.
2316 (Target_arm::get_reloc_reloc_type): Change method to be
2317 non-static and const.
2318 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2319 New data member declaration.
2320 (Target_arm::Scan::local, Target_arm::Scan::global,
2321 Target_arm::Relocate::relocate,
2322 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2323 Adjust call to Target_arm::get_real_reloc_type.
2324 (Target_arm::get_real_reloc_type): Use command line options
2325 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2326 * options.h (--target1-rel, --target1-abs, --target2): New
2329 2009-11-25 Doug Kwan <dougkwan@google.com>
2331 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2332 class definition. Add code to handle --target1-rel, --target1-abs
2333 and --target2= options.
2334 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2336 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2338 (Target_arm::Scan::local, Target_arm::Scan::global,
2339 Target_arm::Relocate::relocate,
2340 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2341 call to Target_arm::get_real_reloc_type.
2342 (Target_arm::get_real_reloc_type): Use command line options to
2343 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2344 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2347 2009-11-25 Doug Kwan <dougkwan@google.com>
2349 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2350 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2351 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2353 (Arm_relocate_functions::thm_call): Replace body with a call to
2354 Arm_relocate_functions::thumb_branch_common.
2355 (Arm_relocate_functions::thm_jump24,
2356 Arm_relocate_functions::thm_xpc22): New method definitions.
2357 (Arm_relocate_functions::thumb_branch_common): New method definition.
2358 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2360 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2361 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2363 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2365 * Makefile.am: Build incremental-dump
2366 * Makefile.in: Regenerate.
2367 * incremental-dump.cc: New.
2368 * incremental.cc (Incremental_inputs_header_data,
2369 Incremental_inputs_entry_data): Move to incremental.h
2370 * incremental.h: (Incremental_inputs_header_data,
2371 Incremental_inputs_entry_data): Move from incremental.cc
2373 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2375 * incremental.cc (Incremental_inputs_header,
2376 Incremental_inputs_header_write, Incremental_inputs_entry,
2377 Incremental_inputs_entry_write): Add a typedef with the data type.
2379 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2381 * incremental.cc (Incremental_inputs_header,
2382 Incremental_inputs_header_write, Incremental_inputs_entry,
2383 Incremental_inputs_entry_write): Update comment about which
2384 type has the filed descriptions.
2386 2009-11-15 Doug Kwan <dougkwan@google.com>
2388 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2389 (Arm_relocate_functions::arm_branch_common): Change method defintion
2390 in class definition to a method declaration and update list of formal
2392 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2393 Arm_relocation_functions::jump24): Adjust call to
2394 Arm_relocate_functions::arm_branch_common. Update list of formal
2396 (Arm_relocate_functions::xpc25): New method definition.
2397 (Arm_relocate_functions::arm_branch_common): Move method defintion
2398 out from class definition. Use stubs for mode-switching and extending
2400 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2401 specially. Change code to enable use of stubs in ARM branches.
2403 2009-11-10 Doug Kwan <dougkwan@google.com>
2405 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2406 in method declaration.
2407 (Target_arm::relocate_stub): New method declaration.
2408 (Target_arm::default_target): Change to return a pointer instead of
2410 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2411 Target_arm::default_target.
2412 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2414 (Target_arm::relocate_section): Adjust view.
2415 (Target_arm::relocate_stub): New method definition.
2417 2009-11-10 Doug Kwan <dougkwan@google.com>
2419 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2421 * incremental.cc (open_incremental_binary): Initialized local
2422 variables to avoid warnings.
2423 * object.cc (make_elf_object): Ditto.
2424 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2427 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2430 * testsuite/plugin_test.c: Include "config.h".
2432 2009-11-09 Doug Kwan <dougkwan@google.com>
2434 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2435 (arm_symbol_value): Remove.
2436 (Arm_relocate_functions::arm_branch_common,
2437 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2438 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2439 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2440 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2441 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2442 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2443 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2444 Arm_relocate_functions::thm_mobw_abs_nc,
2445 Arm_relocate_functions::thm_mov_abs,
2446 Arm_relocate_functions::movw_prel_nc,
2447 Arm_relocate_functions::thm_movt_abs,
2448 Arm_relocate_functions::movt_prel,
2449 Arm_relocate_functions::thm_movw_prel_nc,
2450 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2451 (Target_arm::Relocate::relocate): Only decompose address into two
2452 parts if relocation type uses the thumb-bit and pass the actual
2453 bit instead of a flag indicating that the thumb-bit is used. Adjust
2454 calls to methods in Arm_relocate_functions for this change.
2456 2009-11-08 Ian Lance Taylor <iant@google.com>
2459 * reloc.cc: Instantiate
2460 Sized_relobj::initialize_input_to_output_maps and
2461 Sized_relobj:free_input_to_output_maps.
2463 2009-11-06 Ian Lance Taylor <iant@google.com>
2466 * defstd.cc (in_segment): Set only_if_ref true for "end".
2468 2009-11-06 Doug Kwan <dougkwan@google.com>
2470 * arm.cc (class Reloc_stub): Correct a comment.
2471 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2472 (Target_arm::scan_section_for_stubs): New method declaration.
2473 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2474 Change methods from private to protected.
2475 (Target_arm::do_may_relax): New method definition.
2476 (Target_arm::do_relax, Target_arm::group_sections,
2477 Target_arm::scan_reloc_for_stub,
2478 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2479 (Target_arm::arm_input_section_map_): New data member declaration.
2480 (Target_arm::scan_reloc_for_stub,
2481 Target_arm::scan_reloc_section_for_stubs,
2482 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2483 Target_arm::do_relax): New method definitions.
2485 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2487 * configure.ac: Check for (struct stat)::st_mtim
2488 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2489 * config.in: Regenerate.
2490 * configure: Regenerate.
2492 2009-11-05 Ian Lance Taylor <iant@google.com>
2495 * output.cc (Output_segment::add_output_section): Add missing
2498 2009-11-04 Ian Lance Taylor <iant@google.com>
2501 * object.h (class Object): Add is_needed and set_is_needed
2502 methods. Add is_needed_ field. Make bool fields into bitfields.
2503 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2504 defined in a dynamic object and referenced by a regular object,
2505 set is_needed for the dynamic object.
2506 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2507 if the file is marked with as_needed and it is not needed.
2509 2009-11-04 Ian Lance Taylor <iant@google.com>
2512 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2513 tags if data is discarded by linker script.
2514 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2515 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2516 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2517 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2519 2009-11-04 Ian Lance Taylor <iant@google.com>
2521 * layout.cc (Layout::get_output_section): Add is_interp and
2522 is_dynamic_linker_section parameters. Change all callers.
2523 (Layout::choose_output_section): Likewise.
2524 (Layout::make_output_section): Likewise.
2525 (Layout::add_output_section_data): Add is_dynamic_linker_section
2526 parameter. Change all callers.
2527 * layout.h (class Layout): Update declarations.
2528 * output.h (class Output_section): Add is_interp, set_is_interp,
2529 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2530 Add is_interp_, is_dynamic_linker_section_ fields. Change
2531 generate_code_fills_at_write_ to a bitfield.
2532 * output.cc (Output_section::Output_sections): Initialize new
2534 (Output_segment::add_output_section): Add do_sort parameter.
2537 2009-11-03 Ian Lance Taylor <iant@google.com>
2540 * options.h (class General_options): Add --warn-common.
2541 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2542 merging two common symbols.
2543 (Symbol_table::should_override): Handle --warn-common when merging
2544 a common symbol with a defined symbol. Use report_resolve_problem
2545 for multiple definitions.
2546 (Symbol_table::report_resolve_problem): New function.
2547 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2549 2009-11-03 Doug Kwan <dougkwan@google.com>
2551 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2553 (Target_arm::stub_factory): New method definition.
2554 (Target_arm::new_arm_input_section,
2555 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2556 Target_arm::reloc_uses_thumb_bit): New method declarations.
2557 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2558 New type definitions.
2559 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2560 member declarations.
2561 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2562 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2563 New method definitions.
2565 2009-11-03 Ian Lance Taylor <iant@google.com>
2567 * options.h (class General_options): Add --warn_constructors.
2569 2009-11-03 Ian Lance Taylor <iant@google.com>
2572 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2573 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2575 2009-11-03 Ian Lance Taylor <iant@google.com>
2578 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2579 --msgid-bugs-address.
2580 (install-pdf): New target.
2581 (install-data_yes): Look up one directory to find mkinstalldirs.
2583 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2585 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2588 2009-10-30 Doug Kwan <dougkwan@google.com>
2590 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2592 2009-10-30 Doug Kwan <dougkwan@google.com>
2594 * arm.cc (Stub_addend_reader): New struct template definition
2595 and partial specializations.
2596 (Stub_addend_reader::operator()): New method definition for a
2597 partially specialized template.
2599 2009-10-30 Doug Kwan <dougkwan@google.com>
2601 * arm.cc (Arm_relobj::processor_specific_flags): New method
2603 (Arm_relobj::do_read_symbols): New method declaration.
2604 (Arm_relobj::processor_specific_flags_): New data member declaration.
2605 (Arm_dynobj): New class definition.
2606 (Target_arm::do_finalize_sections): Add input_objects parameter.
2607 (Target_arm::do_adjust_elf_header): New method declaration.
2608 (Target_arm::are_eabi_versions_compatible,
2609 (Target_arm::merge_processor_specific_flags): New method declaration.
2610 (Target_arm::do_make_elf_object): New overloaded method definitions
2612 (Arm_relobj::do_read_symbols): New method definition.
2613 (Arm_dynobj::do_read_symbols): Ditto.
2614 (Target_arm::do_finalize_sections): Add input_objects parameters.
2615 Merge processor-specific flags from all input objects.
2616 (Target_arm::are_eabi_versions_compatible,
2617 Target_arm::merge_processor_specific_flags,
2618 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2619 New method definitions.
2620 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2621 Input_objects pointer type parameter.
2622 * layout.cc (Layout::finalize): Pass input objects to target's.
2623 finalize_sections function.
2624 * output.cc (Output_file_header::do_sized_write): Set ELF file
2625 header's processor-specific flags.
2626 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2627 Input_objects pointer type parameter.
2628 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2629 * target.h (Input_objects): New forward class declaration.
2630 (Target::processor_specific_flags,
2631 Target::are_processor_specific_flags_sect): New method definitions.
2632 (Target::finalize_sections): Add input_objects parameter.
2633 (Target::Target): Initialize processor_specific_flags_ and
2634 are_processor_specific_flags_set_.
2635 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2637 (Target::set_processor_specific_flags): New method definition.
2638 (Target::processor_specific_flags_,
2639 Target::are_processor_specific_flags_set_): New data member
2641 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2642 Input_objects pointer type parameter.
2644 2009-10-30 Doug Kwan <dougkwan@google.com>
2646 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2648 2009-10-28 Ian Lance Taylor <iant@google.com>
2650 * object.h (class Relobj): Drop options parameter from
2651 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2652 do_scan_relocs, do_relocate. Change all callers.
2653 (class Sized_relobj): Drop options parameters from
2654 do_gc_process_relocs, do_scan_relocs, do_relocate,
2655 do_relocate_sections, relocate_sections, emit_relocs_scan,
2656 emit_relocs_scan_reltype. Change all callers.
2657 (struct Relocate_info): Remove options field and all references to
2659 * reloc.h (class Read_relocs): Remove options constructor
2660 parameter and options_ field. Change all callers.
2661 (class Gc_process_relocs, class Scan_relocs): Likewise.
2662 (class Relocate_task): Likewise.
2663 * target-reloc.h (scan_relocs): Remove options parameter. Change
2665 (scan_relocatable_relocs): Likewise.
2666 * target.h (class Sized_target): Remove options parameter from
2667 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2669 * gc.h (gc_process_relocs): Remove options parameter. Change all
2671 * arm.cc: Update functions to remove options parameters.
2672 * i386.cc: Likewise.
2673 * powerpc.cc: Likewise.
2674 * sparc.cc: Likewise.
2675 * x86_64.cc: Likewise.
2676 * testsuite/testfile.cc: Likewise.
2678 2009-10-28 Doug Kwan <dougkwan@google.com>
2680 * arm.cc (Arm_relobj): New class definition.
2681 (Arm_relobj::scan_sections_for_stubs,
2682 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2683 New method definitions.
2685 2009-10-28 Cary Coutant <ccoutant@google.com>
2687 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2688 (Plugin::cleanup_done_): New member.
2689 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2690 (Plugin_manager::cleanup_done_): Remove.
2691 (Plugin_manager::add_input_file): Edit error message.
2692 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2693 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2695 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2697 * fileread.cc: (File_read::View::~View): Use the new
2698 data_ownership_ filed.
2699 (File_read::~File_read): Dispose the new whole_file_view_.
2700 (File_read::open): Mmap the whole file if needed.
2701 (File_read::open): Use whole_file_view_ instead of contents_.
2702 (File_read::find_view): Use whole_file_view_ if applicable.
2703 (File_read::do_read): Use whole_file_view_ instead of contents_.
2704 (File_read::make_view): Use whole_file_view_ instead of contents_,
2705 update File_read::View::View call.
2706 (File_read::find_or_make_view): Update File_read::View::View
2708 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2710 (File_read::View::Data_ownership): New enum.
2711 (File_read::View::View): Replace bool mapped_ with Data_ownership
2713 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2714 (File_read::View::data_ownership_): New field.
2715 (File_read::contents_): Remove (replaced by whole_file_view_).
2716 (File_read::whole_file_view_): New field.
2717 * options.h (class General_options): Add --keep-files-mapped.
2719 2009-10-27 Cary Coutant <ccoutant@google.com>
2721 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2722 * testsuite/Makefile.am (plugin_test_5): New test case.
2723 * testsuite/Makefile.in: Regenerate.
2725 2009-10-25 Doug Kwan <dougkwan@google.com>
2727 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2728 from private to protected to allow access by child class.
2729 (Sized_relobj::do_relocate_sections): New method declaration.
2730 (Sized_relobj::relocate_sections): Virtualize.
2731 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2732 Sized_relobj::relocate_sections. Instantiate template explicitly
2733 for different target sizes and endianity.
2735 2009-10-24 Doug Kwan <dougkwan@google.com>
2737 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2738 (Arm_input_section::as_arm_input_section): New method.
2739 (Arm_output_section): New class definition.
2740 (Arm_output_section::create_stub_group,
2741 Arm_output_section::group_sections): New method definitions.
2743 2009-10-22 Doug Kwan <dougkwan@google.com>
2745 * arm.cc (Arm_input_section): New class definition.
2746 (Arm_input_section::init, Arm_input_section:do_write,
2747 Arm_input_section::set_final_data_size,
2748 Arm_input_section::do_reset_address_and_file_offset): New method
2751 2009-10-21 Doug Kwan <dougkwan@google.com>
2753 * arm.cc (Stub_table, Arm_input_section): New forward class
2755 (Stub_table): New class defintion.
2756 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2757 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2758 New method definition.
2760 2009-10-21 Doug Kwan <dougkwan@google.com>
2762 * arm.cc: Update copyright comments.
2763 (Target_arm): New forward class template declaration.
2764 (Arm_address): New type.
2765 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2766 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2767 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2769 (Insn_template): Same.
2770 (DEF_STUBS): New macro.
2771 (Stub_type): New enum type.
2772 (Stub_template): New class definition.
2775 (Stub_factory): Same.
2776 (Target_arm::Target_arm): Initialize may_use_blx_ and
2777 should_force_pic_veneer_.
2778 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2779 Target_arm::should_force_pic_veneer,
2780 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2781 Target_arm::using_thumb_only, Target_arm:;default_target): New
2783 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2784 New data member declarations.
2785 (Insn_template::size, Insn_template::alignment): New method defintions.
2786 (Stub_template::Stub_template): New method definition.
2787 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2788 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2789 (Stub_factory::Stub_factory): New method definition.
2790 * gold.h (string_hash): New template.
2791 * output.h (Input_section_specifier::hash_value): Use
2793 (Input_section_specifier::string_hash): Remove.
2794 * stringpool.cc (Stringpool_template::string_hash): Use
2797 2009-10-20 Doug Kwan <dougkwan@google.com>
2799 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2800 symbols of relaxed input sections.
2801 * output.h (Output_section::find_relaxed_input_section): Make
2804 2009-10-16 Doug Kwan <dougkwan@google.com>
2806 * dynobj.cc (Versions::Versions): Initialize version_script_.
2807 Only insert base version symbol definition for a shared object
2808 if version script defines any version versions.
2809 (Versions::define_base_version): New method definition.
2810 (Versions::add_def): Check that base version is not needed.
2811 (Versions::add_need): Define base version lazily.
2812 * dynobj.h (Versions::define_base_version): New method declaration.
2813 (Versions::needs_base_version_): New data member declaration.
2814 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2815 (check_DATA): Add no_version_test.stdout.
2816 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2818 * testsuite/Makefile.in: Regenerate.
2819 * testsuite/no_version_test.c: New file.
2820 * testsuite/no_version_test.sh: Ditto.
2822 2009-10-16 Doug Kwan <dougkwan@google.com>
2824 * expression.cc (class Segment_start_expression): New class definition.
2825 (Segment_start_expression::value): New method definition.
2826 (script_exp_function_segment_start): Return a new
2827 Segment_start_expression.
2828 * gold/script-c.h (script_saw_segment_start_expression): New function
2830 * script-sections.cc (Script_sections::Script_sections): Initialize
2831 SAW_SEGMENT_START_EXPRESSION_ to false.
2832 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2833 and -Tbbs options to specify section addresses if given in
2834 command line and no SEGMENT_START expression is seen in a script.
2835 * script-sections.h (Script_sections::saw_segment_start_expression,
2836 Script_sections::set_saw_segment_start_expression): New method
2838 (Script_sections::saw_segment_start_expression_): New data member
2840 * script.cc (script_saw_segment_start_expression): New function.
2841 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2842 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2843 script_test_7.sh and script_test_8.sh.
2844 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2845 script_test_8.stdout.
2846 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2847 (script_test_6, script_test_6.stdout, script_test_7,
2848 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2849 * Makefile.in: Regenerate.
2850 * testsuite/script_test_6.sh: New file.
2851 * testsuite/script_test_6.t: Same.
2852 * testsuite/script_test_7.sh: Same.
2853 * testsuite/script_test_7.t: Same.
2854 * testsuite/script_test_8.sh: Same.
2856 2009-10-16 Doug Kwan <dougkwan@google.com>
2858 * output.cc (Output_segment::set_section_list_address): Cast
2859 expressions to unsigned long long type to avoid format warnings.
2861 2009-10-15 Ian Lance Taylor <iant@google.com>
2863 * script.cc (Script_options::add_symbol_assignment): Always add a
2864 dot assignment to script_sections_.
2865 * script-sections.cc (Script_sections::add_dot_assignment):
2866 Initialize if necessary.
2868 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2869 program headers with no load segment if there is a linker script.
2871 * layout.cc (Layout::set_segment_offsets): Align the file offset
2872 to the segment aligment for -N or -n with no load segment.
2873 * output.cc (Output_segment::add_output_section): Don't crash if
2874 the first section is a TLS section.
2875 (Output_segment::set_section_list_addresses): Print an error
2876 message if the address moves backward in a linker script.
2877 * script-sections.cc
2878 (Output_section_element_input::set_section_addresses): Don't
2879 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2880 (Orphan_output_section::set_section_addresses): Likewise.
2882 2009-10-15 Doug Kwan <dougkwan@google.com>
2884 * layout.cc (Layout::finish_dynamic_section): Generate tags
2885 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2886 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2887 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2889 2009-10-14 Ian Lance Taylor <iant@google.com>
2891 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2893 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2894 data_shdr fields of relinfo.
2895 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2896 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2897 R_386_TLS_LDO_32, adjust based on section flags.
2898 (Target_i386::Relocate::fix_up_ldo): Remove.
2900 2009-10-13 Ian Lance Taylor <iant@google.com>
2902 Add support for -pie.
2903 * options.h (class General_options): Add -pie and
2905 (General_options::output_is_position_independent): Test -pie.
2906 (General_options::output_is_executable): Return true if not shared
2907 and not relocatable.
2908 (General_options::output_is_pie): Remove.
2909 * options.cc (General_options::finalize): Reject incompatible uses
2911 * gold.cc (queue_middle_tasks): A -pie link is not static.
2912 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2913 * symtab.cc (Symbol::final_value_is_known): Return false if
2914 output_is_position_independent.
2915 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2916 output_is_position_independent.
2917 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2918 output_is_position_independent.
2919 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2920 output_is_position_independent.
2921 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2923 (basic_pie_test.o, basic_pie_test): New targets.
2924 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2925 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2926 (two_file_pie_test): New target.
2927 * testsuite/Makefile.in: Rebuild.
2928 * README: Remove note saying that -pie is not supported.
2930 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2932 * options.h (class General_options): Add -init and -fini.
2933 * layout.cc (Layout::finish_dynamic_section): Emit
2934 given init and fini functions.
2936 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2938 * gc.h (gc_process_relocs): Check if icf is enabled using new
2940 * gold.cc (queue_initial_tasks): Likewise.
2941 (queue_middle_tasks): Likewise.
2942 * object.cc (do_layout): Likewise.
2943 * symtab.cc (is_section_folded): Likewise.
2944 * main.cc (main): Likewise.
2945 * reloc.cc (Read_relocs::run): Likewise.
2946 (Sized_relobj::do_scan_relocs): Likewise.
2947 * icf.cc (is_function_ctor_or_dtor): New function.
2948 (Icf::find_identical_sections): Check if function is ctor or dtor when
2950 * options.h (General_options::icf): Change option to be an enum.
2951 (Icf_status): New enum.
2952 (icf_enabled): New method.
2953 (icf_safe_folding): New method.
2954 (set_icf_status): New method.
2955 (icf_status_): New variable.
2956 * (options.cc) (General_options::finalize): Set icf_status_.
2957 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2958 icf_test and icf_keep_unique_test to use the --icf enum flag.
2959 * testsuite/icf_safe_test.sh: New file.
2960 * testsuite/icf_safe_test.cc: New file.
2962 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2964 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2965 includes to gc.h and icf.h.
2966 * arm.cc: Include gc.h.
2967 * gold.cc: Likewise.
2968 * i386.cc: Likewise.
2969 * powerpc.cc: Likewise.
2970 * sparc.cc: Likewise.
2971 * x86_64.cc: Likewise.
2972 * gc.h: Include icf.h.
2974 2009-10-11 Ian Lance Taylor <iant@google.com>
2976 * plugin.cc: Include "gold.h" before other header files.
2978 2009-10-10 Chris Demetriou <cgd@google.com>
2980 * options.h (Input_file_argument::Input_file_type): New enum.
2981 (Input_file_argument::is_lib_): Replace with...
2982 (Input_file_argument::type_): New member.
2983 (Input_file_argument::Input_file_argument): Take Input_file_type
2984 'type' rather than boolean 'is_lib' as second argument.
2985 (Input_file_argument::is_lib): Use type_.
2986 (Input_file_argument::is_searched_file): New function.
2987 (Input_file_argument::may_need_search): Handle is_searched_file.
2988 * options.cc (General_options::parse_library): Support -l:filename.
2989 (General_options::parse_just_symbols): Update for Input_file_argument
2991 (Command_line::process): Likewise.
2992 * archive.cc (Archive::get_file_and_offset): Likewise.
2993 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2994 * script.cc (read_script_file, script_add_file): Likewise.
2995 * fileread.cc (Input_file::Input_file): Likewise.
2996 (Input_file::will_search_for): Handle is_searched_file.
2997 (Input_file::open): Likewise.
2998 * readsyms.cc (Read_symbols::get_name): Likewise.
2999 * testsuite/Makefile.am (searched_file_test): New test.
3000 * testsuite/Makefile.in: Regenerate.
3001 * testsuite/searched_file_test.cc: New file.
3002 * testsuite/searched_file_test_lib.cc: New file.
3004 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3005 Ian Lance Taylor <iant@google.com>
3007 * descriptor.cc: Include <cstdio> and "binary-io.h".
3008 (Descriptors::open): Open the files in binary mode always.
3009 * script.cc (Lex::get_token): Treat \r as whitespace.
3011 2009-10-09 Ian Lance Taylor <iant@google.com>
3013 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3015 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3016 Ian Lance Taylor <iant@google.com>
3018 * configure.ac: Check for readv function also.
3019 * fileread.cc (readv): Define if not HAVE_READV.
3020 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3022 * config.in: Regenerate.
3023 * configure: Regenerate.
3025 2009-10-09 Doug Kwan <dougkwan@google.com>
3027 * layout.cc (Layout::make_output_section): Call target hook to make
3028 ordinary output section.
3029 (Layout::finalize): Adjust parameter list of call the
3030 Target::may_relax().
3031 * layout.h (class Layout::section_list): New method.
3032 * merge.h (Output_merge_base::entsize): Change visibility to public.
3033 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3035 (Output_merge_string::do_is_string): New method.
3036 * object.cc (Sized_relobj::do_setup): renamed from
3037 Sized_relobj::set_up.
3038 * object.h (Sized_relobj::adjust_shndx,
3039 Sized_relobj::initializ_input_to_output_maps,
3040 Sized_relobj::free_input_to_output_maps): Change visibilities to
3042 (Sized_relobj::setup): Virtualize.
3043 (Sized_relobj::do_setup): New method declaration.
3044 (Sized_relobj::invalidate_section_offset,
3045 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3046 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3047 * options.cc (parse_int): New function.
3048 * options.h (parse_int): New declaration.
3049 (DEFINE_int): New macro.
3050 (stub_group_size): New option.
3051 * output.cc (Output_section::Output_section): Initialize memebers
3052 merge_section_map_, merge_section_by_properties_map_,
3053 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3054 (Output_section::add_input_section): Handled deferred code-fill
3055 generation and remove an old comment.
3056 (Output_section::add_relaxed_input_section): New method definition.
3057 (Output_section::add_merge_input_section): Use merge section by
3058 properties map to speed to search. Update merge section maps
3060 (Output_section::build_relaxation_map): New method definition.
3061 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3063 (Output_section::relax_input_section): Renamed to
3064 Output_section::convert_input_sections_to_relaxed_sections and change
3065 interface to take a vector of pointers to relaxed sections.
3066 (Output_section::find_merge_section,
3067 Output_section::find_relaxed_input_section): New method definitions.
3068 (Output_section::is_input_address_mapped,
3069 Output_section::output_offset, Output_section::output_address):
3070 Use output section data maps to speed up searching.
3071 (Output_section::find_starting_output_address): Add comments.
3072 (Output_section::do_write,
3073 Output_section::write_to_postprocessing_buffer): Do code-fill
3074 generation as appropriate.
3075 (Output_section::get_input_sections): Invalidate relaxed input section
3077 (Output_section::restore_states): Adjust type of checkpoint .
3078 Invalidate relaxed input section map.
3079 * output.h (Output_merge_base): New class declaration.
3080 (Input_section_specifier): New class defintion.
3081 (class Output_relaxed_input_section) Change base class to
3082 Output_section_data_build.
3083 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3084 base class initializer.
3085 (Output_section::add_relaxed_input_section): New method declaration.
3086 (Output_section::Input_section): Change visibility to protected.
3087 (Output_section::Input_section::relobj,
3088 Output_section::Input_section::shndx): Handle relaxed input sections.
3089 Output_section::input_sections) Change visibility to protected. Also
3090 define overload to return a non-const pointer.
3091 (Output_section::Merge_section_properties): New class defintion.
3092 (Output_section::Merge_section_by_properties_map,
3093 Output_section::Output_section_data_by_input_section_map,
3094 Output_section::Relaxation_map): New types.
3095 (Output_section::relax_input_section): Rename method to
3096 Output_section::convert_input_sections_to_relaxed_sections and change
3097 interface to take a vector of relaxed section pointers.
3098 (Output_section::find_merge_section,
3099 Output_section::find_relaxed_input_section,
3100 Output_section::build_relaxation_map,
3101 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3102 New method declarations.
3103 (Output_section::merge_section_map_
3104 Output_section::merge_section_by_properties_map_,
3105 Output_section::relaxed_input_section_map_,
3106 Output_section::is_relaxed_input_section_map_valid_,
3107 Output_section::generate_code_fills_at_write_): New data members.
3108 * script-sections.cc
3109 (Output_section_element_input::set_section_addresses): Call
3110 current_data_size and addralign methods of relaxed input sections.
3111 (Orphan_output_section::set_section_addresses): Call current_data_size
3112 and addralign methods of relaxed input sections.
3113 * symtab.cc (Symbol_table::compute_final_value): Extract template
3114 from the body of Symbol_table::sized_finalize_symbol.
3115 (Symbol_table::sized_finalized_symbol): Call
3116 Symbol_table::compute_final_value.
3117 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3118 (Symbol_table::compute_final_value): New templated method declaration.
3119 * target.cc (Target::do_make_output_section): New method defintion.
3120 * target.h (Target::make_output_section): New method declaration.
3121 (Target::relax): Add more parameters for input objects, symbol table
3122 and layout. Adjust call to do_relax.
3123 (Target::do_make_output_section): New method declaration.
3124 (Target::do_relax): Add parameters for input objects, symbol table
3127 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3129 * pread.c: Include stdio.h.
3131 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3133 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3136 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3138 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3139 Change read_shndx type to unsigned int.
3140 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3142 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3143 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3144 Change read_shndx type to unsigned int.
3145 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3147 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3148 * layout.cc (Layout::create_symtab_sections): Cast the result of
3149 local_symcount * symsize to off_t in the gold_assert.
3151 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3153 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3154 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3156 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3157 (Arm_relocate_functions::thm_abs5): New function.
3158 (Arm_relocate_functions::abs12): New function.
3159 (Arm_relocate_functions::abs16): New function.
3160 (Arm_relocate_functions::base_abs): New function.
3161 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3162 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3163 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3165 (Scan::global): Likewise.
3166 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3167 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3168 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3169 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3172 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3174 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3175 (Arm_relocate_functions::movt_prel): New function.
3176 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3177 (Arm_relocate_functions::thm_movt_prel): New function.
3178 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3179 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3180 (Scan::global, Relocate::relocate): Likewise.
3181 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3183 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3185 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3186 Incremental_checker.
3187 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3189 (class Incremental_inputs_header): New class.
3190 (Incremental_inputs_header_writer): Edit comment.
3191 (Incremental_inputs_entry): New class.
3192 (Incremental_inputs_entry_writer): Edit comment.
3193 (Sized_incremental_binary::do_find_incremental_inputs_section):
3194 Add *strtab_shndx parameter, fill it.
3195 (Sized_incremental_binary::do_check_inputs): New method.
3196 (Incremental_checker::can_incrementally_link_output_file): Use
3197 Sized_incremental_binary::check_inputs.
3198 (Incremental_inputs::report_command_line): Save command line in
3201 (Incremental_binary::find_incremental_inputs_section): New
3203 (Incremental_binary::do_find_incremental_inputs_section): Add
3204 strtab_shndx parameter.
3205 (Incremental_binary::do_check_inputs): New pure virtual method.
3206 (Sized_incremental_binary::do_check_inputs): Declare.
3207 (Incremental_checker::Incremental_checker): Add incremental_inputs
3208 parameter, use it to initialize incremental_inputs_.
3209 (Incremental_checker::incremental_inputs_): New field.
3210 (Incremental_checker::command_line): New method.
3211 (Incremental_checker::inputs): New method.
3212 (Incremental_checker::command_line_): New field.
3214 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3216 * incremental.cc: Include <cstdarg> and "target-select.h".
3217 (vexplain_no_incremental): New function.
3218 (explain_no_incremental): New function.
3219 (Incremental_binary::error): New method.
3220 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3222 (make_sized_incremental_binary): New function.
3223 (open_incremental_binary): New function.
3224 (can_incrementally_link_file): Add checks if output is ELF and has
3226 * incremental.h: Include "elfcpp_file.h" and "output.h".
3227 (Incremental_binary): New class.
3228 (Sized_incremental_binary): New class.
3229 (open_incremental_binary): Declare.
3230 * object.cc (is_elf_object): Use
3231 elfcpp::Elf_recognizer::is_elf_file.
3232 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3233 * output.h (Output_file::filesize): New method.
3235 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3237 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3239 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3240 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3242 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3244 (Arm_relocate_functions::movw_abs_nc): New function.
3245 (Arm_relocate_functions::movt_abs): New function.
3246 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3247 (Arm_relocate_functions::thm_movt_abs): New function.
3248 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3249 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3250 (Scan::global): Likewise.
3251 (Relocate::relocate): Likewise.
3252 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3254 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3256 * arm.cc (Arm_relocate_functions::got_prel) New function.
3257 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3258 (Relocate::relocate): Likewise.
3259 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3261 2009-10-06 Ian Lance Taylor <iant@google.com>
3263 * options.h (class General_options): Define
3264 split_stack_adjust_size parameter.
3265 * object.h (class Object): Add uses_split_stack_ and
3266 has_no_split_stack_ fields. Add uses_split_stack and
3267 has_no_split_stack accessor functions. Declare
3268 handle_split_stack_section.
3269 (class Reloc_symbol_changes): Define.
3270 (class Sized_relobj): Define Function_offsets. Declare
3271 split_stack_adjust, split_stack_adjust_reltype, and
3273 * object.cc (Object::handle_split_stack_section): New function.
3274 (Sized_relobj::do_layout): Call handle_split_stack_section.
3275 * dynobj.cc (Sized_dynobj::do_layout): Call
3276 handle_split_stack_section.
3277 * reloc.cc (Sized_relobj::relocate_sections): Call
3278 split_stack_adjust for executable sections in split_stack
3279 objects. Pass reloc_map to relocate_section.
3280 (Sized_relobj::split_stack_adjust): New function.
3281 (Sized_relobj::split_stack_adjust_reltype): New function.
3282 (Sized_relobj::find_functions): New function.
3283 * target-reloc.h: Include "object.h".
3284 (relocate_section): Add reloc_symbol_changes parameter. Change
3286 * target.h (class Target): Add calls_non_split method. Declare
3287 do_calls_non_split virtual method. Declare match_view and
3289 * target.cc: Include "elfcpp.h".
3290 (Target::do_calls_non_split): New function.
3291 (Target::match_view): New function.
3292 (Target::set_view_to_nop): New function.
3293 * gold.cc (queue_middle_tasks): Give an error if mixing
3294 split-stack and non-split-stack objects with -r.
3295 * i386.cc (Target_i386::relocate_section): Add
3296 reloc_symbol_changes parameter.
3297 (Target_i386::do_calls_non_split): New function.
3298 * x86_64.cc (Target_x86_64::relocate_section): Add
3299 reloc_symbol_changes parameter.
3300 (Target_x86_64::do_calls_non_split): New function.
3301 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3303 * powerpc.cc (Target_powerpc::relocate_section): Add
3304 reloc_symbol_changes parameter.
3305 * sparc.cc (Target_sparc::relocate_section): Add
3306 reloc_symbol_changes parameter.
3307 * configure.ac: Call AM_CONDITIONAL for the default target.
3308 * configure: Rebuild.
3309 * testsuite/Makefile.am (TEST_AS): New variable.
3310 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3311 (check_DATA): Add split_i386 and split_x86_64 files.
3312 (SPLIT_DEFSYMS): Define.
3313 (split_i386_[1234n].o): New targets.
3314 (split_i386_[124]): New targets.
3315 (split_i386_[1234r].stdout): New targets.
3316 (split_x86_64_[1234n].o): New targets.
3317 (split_x86_64_[124]): New targets.
3318 (split_x86_64_[1234r].stdout): New targets.
3319 (MOSTLYCLEANFILES): Add new executables.
3320 * testsuite/split_i386.sh: New file.
3321 * testsuite/split_x86_64.sh: New file.
3322 * testsuite/split_i386_1.s: New file.
3323 * testsuite/split_i386_2.s: New file.
3324 * testsuite/split_i386_3.s: New file.
3325 * testsuite/split_i386_4.s: New file.
3326 * testsuite/split_i386_n.s: New file.
3327 * testsuite/split_x86_64_1.s: New file.
3328 * testsuite/split_x86_64_2.s: New file.
3329 * testsuite/split_x86_64_3.s: New file.
3330 * testsuite/split_x86_64_4.s: New file.
3331 * testsuite/split_x86_64_n.s: New file.
3332 * testsuite/testfile.cc (Target_test): Update relocation_section
3334 * testsuite/Makefile.in: Rebuild.
3336 2009-10-06 Ian Lance Taylor <iant@google.com>
3338 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3339 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3340 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3341 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3342 the address on ldo_addrs_.
3343 (Target_i386::Relocate::fix_up_ldo): New function.
3345 2009-10-06 Rafael Espindola <espindola@google.com>
3347 * plugin.cc (add_input_library): New.
3348 (Plugin::load): Add add_input_library to tv.
3349 (Plugin_manager::add_input_file): Add the is_lib argument.
3350 (add_input_file): Update call to Plugin_manager::add_input_file.
3351 (add_input_library): New.
3352 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3354 2009-09-30 Doug Kwan <dougkwan@google.com>
3356 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3357 symbol and call Symbol::may_need_copy_reloc to determine if
3358 a copy reloc is needed.
3359 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3360 nocopyreloc is given in command line.
3361 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3362 given in command line.
3363 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3364 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3365 of the removed Target_i386::may_need_copy_reloc.
3366 * options.h (copyreloc): New option with default value false.
3367 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3368 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3369 instead of the removed Target_powerpc::may_need_copy_reloc.
3370 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3371 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3372 instead of the removed Target_sparc::may_need_copy_reloc.
3373 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3374 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3375 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3376 instead of the removed Target_x86_64::may_need_copy_reloc.
3378 2009-09-30 Ian Lance Taylor <iant@google.com>
3380 * object.h (class Object): Remove target_ field, and target,
3381 sized_target, and set_target methods.
3382 (Object::sized_target): Remove.
3383 (class Sized_relobj): Update declarations. Remove sized_target.
3384 * object.cc (Sized_relobj::setup): Remove target parameter.
3386 (Input_objects::add_object): Don't do anything with the target.
3387 (make_elf_sized_object): Add punconfigured parameter. Change all
3388 callers. Set or test parameter target.
3389 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3391 * parameters.cc (Parameters::set_target): Change parameter type to
3393 (Parameters::default_target): Remove.
3394 (set_parameters_target): Change parameter type to be non-const.
3395 (parameters_force_valid_target): New function.
3396 (parameters_clear_target): New function.
3397 * parameters.h (class Parameters): Update declarations. Remove
3398 default_target method. Add sized_target and clear_target
3399 methods. Change target_ to be non-const.
3400 (set_parameters_target): Update declaration.
3401 (parameters_force_valid_target): Declare.
3402 (parameters_clear_target): Declare.
3403 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3404 as NULL if we aren't searching.
3405 (Add_symbols::run): Don't check for compatible target.
3406 * fileread.cc (Input_file::open_binary): Call
3407 parameters_force_valid_target.
3408 * gold.cc (queue_middle_tasks): Likewise.
3409 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3410 set_target on object.
3411 * dynobj.h (class Sized_dynobj): Update declarations.
3412 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3413 make_elf_object returns NULL.
3414 (Archive::include_member): Don't check whether object target is
3416 * output.cc (Output_section::add_input_section): Get target from
3418 (Output_section::relax_input_section): Likewise.
3419 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3421 (Sized_relobj::do_scan_relocs): Likewise.
3422 (Sized_relobj::relocate_sections): Likewise.
3423 * resolve.cc (Symbol_table::resolve): Likewise.
3424 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3425 parameter. Change all callers.
3426 (Symbol_table::add_from_object): Get target from parameters.
3427 (Symbol_table::add_from_relobj): Don't check object target.
3428 (Symbol_table::add_from_dynobj): Likewise.
3429 (Symbol_table::define_special_symbol): Get target from
3431 * symtab.h (class Symbol_table): Update declaration.
3432 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3433 parameter. Change all callers. Clear parameter target.
3434 (Binary_test): Test target here.
3435 * testsuite/object_unittest.cc (gold_testsuite): Remove
3436 target_test_pointer parameter. Change all callers.
3437 (Object_test): Test target here.
3439 2009-09-26 Ian Lance Taylor <iant@google.com>
3441 * testsuite/initpri1.c: Don't try to use constructor priorities if
3442 compiling with gcc before 4.3.
3444 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3446 * testsuite/retain_symbols_file_test.sh (check_present): Change
3447 output file name to retain_symbols_file_test.stdout.
3448 (check_absent): Likewise.
3450 2009-09-18 Craig Silverstein <csilvers@google.com>
3452 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3453 * options.cc: Include <cerrno> and <fstream>.
3454 (General_options::finalize): Parse -retain-symbols-file tag.
3455 * options.h: New flag.
3456 (General_options): New method should_retain_symbol, new
3457 variable symbols_to_retain.
3458 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3459 should_retain_symbol map.
3460 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3461 * testsuite/Makefile.in: Regenerate.
3462 * testsuite/retain_symbols_file_test.sh: New file.
3464 2009-09-18 Nick Clifton <nickc@redhat.com>
3466 * po/es.po: Updated Spanish translation.
3468 2009-09-17 Doug Kwan <dougkwan@google.com>
3470 * debug.h (DEBUG_RELAXATION): New constant.
3471 (DEBUG_ALL): Add DEBUG_RELAXATION.
3472 (debug_string_to_enum): Add relaxation debug option.
3474 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3475 Layout::Relaxation_debug_check::read_sections,
3476 Layout::Relaxation_debug_check::read_sections): New method definitions.
3477 (Layout::Layout): Initialize data members
3478 record_output_section_data_from_scrips_,
3479 script_output_section_data_list_ and relaxation_debug_check_.
3480 (Layout::save_segments, Layout::restore_segments,
3481 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3482 Layout::relaxation_loop_body): New method definitions.
3483 (Layout::finalize): Support relaxation. Move section layout code to
3484 Layout::relaxation_loop_body.
3485 (Layout::set_asection_address_from_script): Move code for orphan
3486 section placement out.
3487 (Layout::place_orphan_sections_in_script): New method definition.
3488 * layout.h (Output_segment_headers, Output_file_header):
3489 New forward class declarations.
3490 (Layout::~Layout): Define.
3491 (Layout::new_output_section_data_from_script): New method definition.
3492 (Layout::place_orphan_sections_in_script): New method declaration.
3493 (Layout::Segment_states): New type declaration.
3494 (Layout::save_segments, Layout::restore_segments,
3495 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3496 Layout::relaxation_loop_body): New method declarations.
3497 (Layout::Output_section_data_list): New type declaration.
3498 (Layout::Relaxation_debug_check): New class definition.
3499 (Layout::record_output_section_data_from_script_,
3500 Layout::script_output_section_data_list_, Layout::segment_states_,
3501 Layout::relaxation_debug_check_): New data members.
3502 * output.cc: (Output_section_headers::do_size): New method definition.
3503 (Output_section_headers::Output_section_headers): Move size
3504 computation to Output_section_headers::do_size.
3505 (Output_segment_headers::do_size): New method definition.
3506 (Output_file_header::Output_file_header): Move size computation to
3507 Output_file_header::do_size and call it.
3508 (Output_file_header::do_size): New method definition.
3509 (Output_data_group::Output_data_group): Adjust call to
3510 Output_section_data.
3511 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3512 (Output_symtab_xindex::do_write): Add array bound check.
3513 (Output_section::Input_section::print_to_mapfile): Handle
3514 RELAXED_INPUT_SECTION_CODE.
3515 (Output_section::Output_section): Initialize data member checkpoint_.
3516 (Output_section::~Output_section): Delete checkpoint object pointed
3518 (Output_section::add_input_section): Always add an Input_section if
3520 (Output_section::add_merge_input_section): Add assert.
3521 (Output_section::relax_input_section): New method definition.
3522 (Output_section::set_final_data_size): Set load address to zero for
3523 an unallocated section.
3524 (Output_section::do_address_and_file_offset_have_reset_values):
3525 New method definition.
3526 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3527 Handle relaxed input section.
3528 (Output_section::sort_attached_input_sections): Checkpoint input
3529 section list lazily.
3530 (Output_section::get_input_sections): Change type of input_sections to
3531 list of Simple_input_section pointers. Checkpoint input section list
3532 lazily. Also handle relaxed input sections.
3533 (Output_section::add_input_section_for_script): Take a reference to
3534 a Simple_input_section object instead of Relobj pointer and section
3535 index as parameter. Handle relaxed input sections.
3536 (Output_section::save_states, Output_section::restore_states): New
3538 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3539 (Output_data::is_data_size_fixed): New method definition.
3540 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3542 (Output_data::address_and_file_offset_have_reset_values): New method
3544 (Output_data::do_address_and_file_offset_have_reset_values): New method
3546 (Output_data::set_data_size): Check that data size is not fixed.
3547 (Output_data::fix_data_size): New method definition.
3548 (Output_data::is_data_size_fixed_): New data member.
3549 (Output_section_headers::set_final_data_size): New method definition.
3550 (Output_section_headers::do_size): New method declaration.
3551 (Output_segment_headers::set_final_data_size): New method definition.
3552 (Output_segment_headers::do_size): New method declaration.
3553 (Output_file_header::set_final_data_size)::New method definition.
3554 (Output_file_header::do_size)::New method declaration.
3555 (Output_section_data::Output_section_data): Add new parameter
3556 is_data_size_fixed and use it to fix data size.
3557 (Output_data_const::Output_data_const): Adjust call to base class
3558 constructor and fix data size.
3559 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3560 base class constructor and fix data size.
3561 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3562 base class constructor and fix data size.
3563 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3564 class constructor and fix data size.
3565 (Output_data_group::set_final_data_size): New method definition.
3566 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3567 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3568 class constructor and fix data size.
3569 (Output_relaxed_input_section): New class definition.
3570 (Output_section::Simple_input_section): New class definition.
3571 (Output_section::get_input_sections): Adjust parameter list.
3572 (Output_section::add_input_section_for_script): Same.
3573 (Output_section::save_states, Output_section::restore_states,
3574 Output_section::do_address_and_file_offset_have_reset_values,
3575 (Output_section::Input_section::Input_section): Handle
3576 RELAXED_INPUT_SECTION_CODE. Add new overload for
3577 Output_relaxed_input_section.
3578 (Output_section::Input_section::is_input_section,
3579 Output_section::Input_section::set_output_section): Handle relaxed
3581 (Output_section::Input_section::is_relaxed_input_section,
3582 Output_section::Input_section::output_section_data,
3583 Output_section::Input_section::relaxed_input_section): New method
3585 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3587 (Output_section::Input_section::u1_): Update comments.
3588 (Output_section::Input_section::u2_): Add new union member poris.
3589 (Output_section::Checkpoint_output_section): New classs definition.
3590 (Output_section::relax_input_section): New method declaration.
3591 (Output_section::checkpoint_): New data member.
3592 (Output_segment): Update comments.
3593 (Output_segment::Output_segment): Un-privatize copy constructor.
3594 (Output_segment::operator=): Un-privatize.
3595 * script-sections.cc (Output_section_element::Input_section_list):
3596 Change element type to Output_section::Simple_input_section.
3597 (Output_section_element_dot_assignment::set_section_addresses):
3598 Register output section data for relaxation clean up.
3599 (Output_data_exression::Output_data_expression): Adjust call to base
3600 constructor to fix data size.
3601 (Output_section_element_data::set_section_addresses): Register
3602 Output_data_expression object for relaxation clean up.
3603 (struct Input_section_info): Replace Relobj pointer and section index
3604 pair with Output_section::Simple_input_section and Convert struct to a
3606 (Input_section_sorter::operator()): Adjust access to
3607 Input_section_info data member to use accessors.
3608 (Output_section_element_input::set_section_addresses): Use layout
3609 parameter. Adjust code to use Output_section::Simple_input_section
3610 and Input_secction_info classes. Register filler for relaxation
3612 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3613 and section index pair with Output_section::Simple_input_section
3614 class. Adjust code accordingly.
3615 (Phdrs_element::release_segment): New method definition.
3616 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3618 (Script_sections::release_segments): New method definition.
3619 * gold/script-sections.h (Script_sections::release_segments): New
3621 * gold/target.h (Target::may_relax, Target::relax,
3622 Target::do_may_relax, Target::do_relax): New method definitions.
3624 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3626 * arm.cc (has_signed_unsigned_overflow): New function.
3627 (Arm_relocate_functions::abs8): New function.
3628 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3629 (Target_arm::Scan::global): Likewise.
3630 (Target_arm::relocate::relocate): Likewise.
3631 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3634 2009-09-16 Cary Coutant <ccoutant@google.com>
3636 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3637 * testsuite/Makefile.in: Regenerate.
3639 2009-09-11 Nick Clifton <nickc@redhat.com>
3641 * po/gold.pot: Updated by the Translation project.
3643 2009-09-08 Cary Coutant <ccoutant@google.com>
3645 * output.cc (Output_file::open): Add execute permission to empty file.
3646 * testsuite/Makefile.am (permission_test): New test.
3647 * testsuite/Makefile.in: Regenerate.
3649 2009-09-02 Ian Lance Taylor <iant@google.com>
3651 * output.cc (Output_file::resize): Call map_no_anonymous rather
3654 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3656 * gold.cc: Include "incremental.h".
3657 (queue_initial_tasks): Call Incremental_checker methods.
3658 * incremental.cc: Include "output.h".
3659 (Incremental_checker::can_incrementally_link_output_file): New
3661 * incremental.h (Incremental_checker): New class.
3663 * output.cc (Output_file::open_for_modification): New method.
3664 (Output_file::map_anonymous): Changed return type to bool. Record
3666 (Output_file::map_no_anonymous): New method, broken out of map.
3667 (Output_file::map): Use map_no_anonymous and map_anonymous.
3668 * output.h (class Output_file): Update declarations.
3670 2009-08-24 Cary Coutant <ccoutant@google.com>
3672 * options.h (Command_line::Pre_options): New class.
3673 (Command_line::pre_options): New member.
3674 * options.cc (gold::options::ready_to_register): New variable.
3675 (One_option::register_option): Do nothing if not registering options.
3676 Assert if same short option registered twice.
3677 (General_options::General_options): Turn off option registration when
3679 (Command_line::Pre_options::Pre_options): New constructor.
3681 2009-08-24 Cary Coutant <ccoutant@google.com>
3683 * options.h (General_options::no_keep_memory): Remove incorrect
3686 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3688 * Makefile.am (am__skiplex, am__skipyacc): New.
3689 * Makefile.in: Regenerate.
3691 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3693 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3694 (INCLUDES): ... this.
3695 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3696 (AM_CPPFLAGS): Renamed from ...
3697 (INCLUDE): ... this.
3698 * Makefile.in, testsuite/Makefile.in: Regenerate.
3700 * Makefile.in: Regenerate.
3701 * aclocal.m4: Likewise.
3702 * config.in: Likewise.
3703 * configure: Likewise.
3704 * testsuite/Makefile.in: Likewise.
3706 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3707 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3708 * Makefile.in: Regenerate.
3709 * testsuite/Makefile.in: Regenerate.
3711 2009-08-19 Cary Coutant <ccoutant@google.com>
3713 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3714 symbols in shared libraries overridden by hidden or internal symbols
3715 in the main program.
3717 2009-08-19 Chris Demetriou <cgd@google.com>
3719 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3720 checking source file names in error messages.
3722 2009-08-18 Doug Kwan <dougkwan@google.com>
3724 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3725 an elcpp::Ehdr as parameter. Adjust call to set_target.
3726 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3727 an elfcpp::Ehdr as parameter.
3728 * object.cc (Object::set_target): Remove the version that looks up
3729 a target and sets it.
3730 (Sized_relobj::setup): Take a Target object instead of
3731 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3732 (make_elf_sized_object): Find target and ask target to
3734 * object.h: (Object::set_target): Remove the version that looks up
3735 a target and sets it.
3736 (Sized_relobj::setup): Take a Target object instead of
3737 an elfcpp:Ehdr as parameter.
3738 * target.cc: Include dynobj.h.
3739 (Target::do_make_elf_object_implementation): New.
3740 (Target::do_make_elf_object): New.
3741 * target.h (Target::make_elf_object): New template declaration.
3742 (Target::do_make_elf_object): New method declarations.
3743 (Target::do_make_elf_object_implementation): New template declaration.
3745 2009-08-14 Ian Lance Taylor <iant@google.com>
3747 * gold.h (FUNCTION_NAME): Define.
3748 (gold_unreachable): Use FUNCTION_NAME.
3750 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3752 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3753 symbol in the --keep-unique list is not found.
3755 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3757 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3758 been maked as --keep-unique.
3759 (Icf::unfold_section): New function.
3760 * icf.h (Icf::unfold_section): New function.
3761 * options.h (General_options::keep_unique): New option.
3762 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3763 * testsuite/Makefile.in: Regenerate.
3764 * testsuite/icf_keep_unique_test.sh: New file.
3765 * testsuite/icf_keep_unique_test.cc: New file.
3767 2009-08-12 Cary Coutant <ccoutant@google.com>
3770 * resolve.cc (Symbol_table::resolve): Check for references from
3771 dynamic objects to hidden and internal symbols.
3772 * testsuite/Makefile.am (hidden_test.sh): New test.
3773 * testsuite/Makefile.in: Regenerate.
3774 * testsuite/hidden_test.sh: New script.
3775 * testsuite/hidden_test_1.c: New test source.
3776 * testsuite/hidden_test_main.c: New test source.
3778 2009-08-11 Doug Kwan <dougkwan@google.com>
3780 * arm.cc: Update comments.
3781 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3782 segment to locate the .ARM.exidx section if present.
3784 2009-08-09 Doug Kwan <dougkwan@google.com>
3786 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3789 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3790 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3793 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3795 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3796 valid tls_segment only for non-debug-section relocations.
3797 * testsuite/Makefile.am: Add gc_tls_test.
3798 * testsuite/Makefile.in: Regenerate.
3799 * testsuite/gc_tls_test.cc: New file.
3800 * testsuite/gc_tls_test.sh: New file.
3802 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3806 * Makefile.am (CCFILES): Add icf.cc.
3808 * Makefile.in: Regenerate.
3809 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3810 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3811 section, symbol and addend information for the relocs.
3812 * gold.cc (queue_middle_tasks): Call identical code folding.
3813 * gold.h: Add defines for multimap.
3814 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3815 to the call of finalize_local_symbols.
3816 * main.cc (main): Create object of class Icf.
3817 * object.cc (Sized_relobj::do_layout): Allow this function to be
3818 called twice during icf.
3819 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3820 to sections marked as identical by icf.
3821 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3823 (Sized_relobj::do_section_entsize): New function.
3824 * object.h (Object::section_entsize): New function.
3825 (Object::do_section_entsize): New pure virtual function.
3826 (Relobj::finalize_local_symbols): Add new parameter.
3827 (Relobj::do_section_entsize): New function.
3828 * options.h (General_options::icf): New option.
3829 (General_options::icf_iterations): New option.
3830 (General_options::print_icf_sections): New option.
3831 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3832 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3833 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3835 * symtab.cc (Symbol_table::is_section_folded): New function.
3836 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3837 to sections marked as identical by icf.
3838 * symtab.h (Symbol_table::set_icf): New function.
3839 (Symbol_table::icf): New function.
3840 (Symbol_table::is_section_folded): New function.
3841 (Symbol_table::icf_): New data member.
3842 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3843 * testsuite/Makefile.am: Add commands to build icf_test.
3844 * testsuite/Makefile.in: Regenerate.
3845 * testsuite/icf_test.sh: New file.
3846 * testsuite/icf_test.cc: New file.
3848 2009-07-24 Chris Demetriou <cgd@google.com>
3850 * layout.cc (is_compressible_debug_section): Fix incorrect
3851 comment about compressed section names.
3853 2009-07-20 Ian Lance Taylor <ian@airs.com>
3856 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3858 2009-07-16 Ian Lance Taylor <iant@google.com>
3861 * layout.h: #include <map>.
3862 (class Kept_section): Change from struct to class. Add accessors
3863 and setters. Add section size to Comdat_group mapping. Change
3864 Comdat_group to std::map. Add is_comdat_ field. Add
3865 linkonce_size field in union.
3866 (class Layout): Update declaration of find_or_add_kept_section.
3867 Don't declare find_kept_object.
3868 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3869 parameter. Add object, shndx, is_comdat, and is_group_name
3870 parameters. Change all callers. Adjust for new Kept_section.
3871 (Layout::find_kept_object): Remove.
3872 * object.cc (Sized_relobj::include_section_group): Update use of
3873 Kept_section. Rename secnum to shndx. Only record
3874 Kept_comdat_section if sections are the same size.
3875 (Sized_relobj::include_linkonce_section): Update use of
3876 Kept_section. Only record Kept_comdat_section if sections are the
3877 same size. Set size of linkonce section.
3878 (Sized_relobj::map_to_kept_section): Update call to
3879 get_kept_comdat_section.
3880 * object.h (class Sized_relobj): Rename fields in
3881 Kept_comdat_section to drop trailing underscores; change object
3882 field to Relobj*. Change Kept_comdat_section_table to store
3883 struct rather than pointer.
3884 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3885 Add kept_object and kept_shndx parameters. Change all callers.
3886 (Sized_relobj::get_kept_comdat_section): Change return type to
3887 bool. Add kept_object and kept_shndx parameters. Change all
3889 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3890 Layout::find_or_add_kept_section.
3892 2009-07-09 Ian Lance Taylor <iant@google.com>
3894 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3895 Reserve space in the hash table.
3897 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3899 * fileread.cc (File_read::get_mtime): New method.
3900 * fileread.h (Timespec): New structure.
3901 (File_read::get_mtime): New method.
3902 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3903 Renamed from timestamp_nsec.
3904 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3906 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3908 (Incremental_inputs::report_archive): Save mtime; style fix.
3909 (Incremental_inputs::report_obejct): Save mtime; style fix.
3910 (Incremental_inputs::report_script): Save mtime; style fix.
3911 (Incremental_inputs::finalize_inputs): Style fix.
3912 (Incremental_inputs::finalize): Style fix.
3913 (Incremental_inputs::create_input_section_data): Store inputs
3915 * incremental.h (Incremental_inputs::report_script): Add mtime
3917 (Incremental_inputs::Input_info::Input_info): Intialize only one
3919 (Incremental_inputs::Input_info::archive): Move to nameless
3921 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3922 (Incremental_inputs::Input_info::script): Move to nameless union.
3923 (Incremental_inputs::mtime): New field.
3924 * script.cc (read_input_script): Pass file mtime to
3926 * script.h (Script_info::inputs): Style fix.
3928 2009-07-01 Ian Lance Taylor <ian@airs.com>
3930 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3933 2009-06-24 Ian Lance Taylor <iant@google.com>
3936 * layout.cc (Layout::choose_output_section): If we find an
3937 existing section, update the flags.
3938 (Layout::create_notes): New function, broken out of
3940 (Layout::finalize): Don't create note sections.
3941 (Layout::create_note): Don't crash if linker script discards
3943 (Layout::create_gold_note): Likewise.
3944 (Layout::create_build_id): Likewise. Don't set
3945 after_input_sections on the section.
3946 (Layout::create_executable_stack_info): Remove target parameter.
3948 * layout.h (class Layout): Declare create_notes. Update
3949 declaration of create_executable_stack_info.
3950 * gold.cc (queue_middle_tasks): Call create_notes.
3951 * output.cc (Output_section::update_flags_for_input_section): Move
3952 here from output.h. If SHF_ALLOC flag is newly set, mark address
3954 * output.h (Output_data::mark_address_invalid): New function.
3955 (class Output_section): Only declare, not define,
3956 update_flags_for_input_section. Remove set_flags.
3958 2009-06-24 Ian Lance Taylor <iant@google.com>
3960 * script-sections.cc (Output_section_definition::
3961 set_section_addresses): Rename shadowing local load_address to
3964 2009-06-24 Ian Lance Taylor <iant@google.com>
3967 * reloc.cc (relocate_sections): Skip empty relocation sections.
3969 2009-06-23 Ian Lance Taylor <iant@google.com>
3972 * layout.cc (Layout::create_note): Use choose_output_section
3973 rather than make_output_section.
3975 2009-06-23 Ian Lance Taylor <iant@google.com>
3978 * options.cc (General_options::parse_V): Set printed_version_.
3979 (General_options::General_options): Initialize printed_version_.
3980 * options.h (class General_options): Add printed_version_ field.
3981 * gold.cc (queue_initial_tasks): If there are no input files,
3982 don't give a fatal error if we printed the version information.
3983 (queue_middle_tasks): If using -r with a shared object, give a
3984 fatal error rather than an ordinary error.
3986 2009-06-23 Ian Lance Taylor <iant@google.com>
3989 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3990 (Layout::make_output_section): Set have_stabstr_section_ if we see
3991 a .stab*str section.
3992 (Layout::finalize): Call link_stabs_sections.
3993 (Layout::link_stabs_sections): New file.
3994 * layout.h (class Layout): Add have_stabstr_section_ field.
3995 Declare link_stabs_sections.
3997 2009-06-23 Doug Kwan <dougkwan@google.com>
3999 * Makefile.am (libgold_a_LIBADD): New.
4000 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4001 * Makefile.in: Regenerate.
4002 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4003 * configure: Regenerate.
4004 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4005 * fileread.cc: Include sys/state.h
4006 * gold.h: Declare memmem and strndup if found missing.
4007 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4009 2009-06-23 Ian Lance Taylor <iant@google.com>
4011 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4012 * configure: Rebuild.
4014 2009-06-23 Ian Lance Taylor <iant@google.com>
4017 * object.cc (Object::section_contents): Don't try to get a view if
4018 the section has length zero.
4019 (Object::handle_gnu_warning_section): If the section is empty, use
4020 the name of the section as the warning.
4022 2009-06-23 Ian Lance Taylor <iant@google.com>
4025 * stringpool.h (class Stringpool_template): Add optimize_ field.
4026 (Stringpool_template::set_optimize): New function.
4027 * stringpool.cc (Stringpool_template::Stringpool_template):
4028 Initialize optimize_ field.
4029 (Stringpool_template::set_string_offsets): Test local optimize
4030 fild rather than parameter.
4031 * layout.cc (Layout::Layout): Call set_optimize on the section
4034 2009-06-22 Ian Lance Taylor <iant@google.com>
4037 * yyscript.y: Parse TARGET.
4038 * script.cc (script_set_target): New function.
4039 * script-c.h (script_set_target): Declare.
4040 * options.cc (General_options::string_to_object_format): Rename
4041 from string_to_object_format in anonymous namespace. Change
4043 * options.h (class General_options): Declare
4044 string_to_object_format.
4046 2009-06-22 Ian Lance Taylor <iant@google.com>
4048 * script-sections.cc (Script_sections::create_segments): Don't put
4049 program headers in a PT_LOAD segment if -n or -N.
4051 2009-06-22 Ian Lance Taylor <iant@google.com>
4054 * options.h (class General_options): Add -z lazy and -z now. Sort
4055 -z options into alphabetical order.
4056 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4058 2009-06-21 Ian Lance Taylor <iant@google.com>
4060 * layout.cc (Layout::make_output_section): Call
4061 Target::new_output_section.
4062 (Layout::attach_allocated_section_to_segment): Put large section
4063 sections in a separate load segment with the large segment flag
4065 (Layout::segment_precedes): Sort large data segments after other
4067 (align_file_offset): New static function.
4068 (Layout::set_segment_offsets): Use align_file_offset.
4069 * output.h (class Output_section): Add is_small_section_ and
4070 is_large_section_ fields.
4071 (Output_section::is_small_section): New function.
4072 (Output_section::set_is_small_section): New function.
4073 (Output_section::is_large_section): New function.
4074 (Output_section::set_is_large_section): New function.
4075 (Output_section::is_large_data_section): New function.
4076 (class Output_segment): Add is_large_data_segment_ field.
4077 (Output_segment::is_large_data_segment): New function.
4078 (Output_segment::set_is_large_data_segment): New function.
4079 * output.cc (Output_section::Output_section): Initialize new
4081 (Output_segment::Output_segment): Likewise.
4082 (Output_segment::add_output_section): Add assertion that large
4083 data sections always go in large data segments. Force small data
4084 sections to the end of the list of data sections. Force small BSS
4085 sections to the start of the list of BSS sections. For large BSS
4086 sections to the end of the list of BSS sections.
4087 * symtab.h (class Symbol): Declare is_common_shndx.
4088 (Symbol::is_defined): Check Symbol::is_common_shndx.
4089 (Symbol::is_common): Likewise.
4090 (class Symbol_table): Define enum Commons_section_type. Update
4091 declarations. Add small_commons_ and large_commons_ fields.
4092 * symtab.cc (Symbol::is_common_shndx): New function.
4093 (Symbol_table::Symbol_table): Initialize new fields.
4094 (Symbol_table::add_from_object): Put small and large common
4095 symbols in the right list.
4096 (Symbol_table::sized_finalized_symbol): Check
4097 Symbol::is_common_shndx.
4098 (Symbol_table::sized_write_globals): Likewise.
4099 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4100 common symbol lists. Don't call do_allocate_commons_list if the
4102 (Symbol_table::do_allocate_commons_list): Remove is_tls
4103 parameter. Add comons_section_type parameter. Change all
4104 callers. Handle small and large common symbols.
4105 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4106 Symbol::is_common_shndx.
4107 * resolve.cc (symbol_to_bits): Likewise.
4108 * target.h (Target::small_common_shndx): New function.
4109 (Target::small_common_section_flags): New function.
4110 (Target::large_common_shndx): New function.
4111 (Target::large_common_section_flags): New function.
4112 (Target::new_output_section): New function.
4113 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4114 small_common_section_flags, and large_common_section_flags
4116 (Target::do_new_output_section): New virtual function.
4117 * arm.cc (Target_arm::arm_info): Initialize new fields.
4118 * i386.cc (Target_i386::i386_info): Likewise.
4119 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4121 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4122 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4123 (Target_x86_64::do_new_output_section): New function.
4124 * configure.ac: Define conditional MCMODEL_MEDIUM.
4125 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4126 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4127 (large_LDFLAGS): Define.
4128 * testsuite/large.c: New file.
4129 * testsuite/testfile.cc (Target_test::test_target_info):
4130 Initialize new fields.
4131 * configure, testsuite/Makefile.in: Rebuild.
4133 2009-06-05 Doug Kwan <dougkwan@google.com>
4135 * Makefile.am (CCFILES): Add target.cc.
4136 * Makefile.in: Regenerate.
4137 * i386.cc (class Target_i386): Define new virtual method to
4138 override do_is_local_label_name in parent.
4139 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4140 local symbols if --discard-locals or -X is given.
4141 * options.h (class General_options): Declare new options
4142 '--discard-locals' and '-X' for discarding locals.
4143 * target.h (class Target): Define new methods is_local_label_name.
4144 Declare new virtual method do_is_local_label_name.
4145 * target.cc: New file.
4146 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4147 (check_SCRIPTS): Add discard_locals_test.sh.
4148 (check_DATA): Add discard_local_tests.syms.
4149 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4150 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4151 * testsuite/Makefile.in: Regenerate.
4152 * testsuite/discard_locals_test.c: New file.
4153 * testsuite/discard_locals_test.sh: Same.
4155 2009-06-05 Doug Kwan <dougkwan@google.com>
4157 * object.cc (Sized_relobj::Sized_relobj): Initialize
4158 discarded_eh_frame_shndx_ to -1U.
4159 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4161 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4162 a discarded .eh_frame section.
4163 (Sized_relobj::do_finalize_local_symbols): Ditto.
4164 * object.h (class Sized_relobj): Declare new member
4165 discarded_eh_frame_shndx_.
4166 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4167 (local_labels_test.o, local_labels_test): New rules.
4168 * testsuite/Makefile.in: Regenerate.
4170 2009-06-04 Doug Kwan <dougkwan@google.com>
4172 * layout.cc (Layout::section_name_mapping): Add mapping for
4173 special ARM sections.
4175 2009-06-03 Doug Kwan <dougkwan@google.com>
4177 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4178 (utils::has_overflow): Same.
4180 2009-06-03 Ian Lance Taylor <iant@google.com>
4182 * layout.cc (Layout::section_name_mapping): New array, replacing
4183 Layout::linkonce_mapping.
4184 (Layout::section_name_mapping_count): New variable, replacing
4185 Layout::linkonce_mapping_count.
4186 (Layout::linkonce_output_name): Remove.
4187 (Layout::output_section_name): Rewrite.
4188 * layout.h (class Layout): Rename Linkonce_mapping to
4189 Section_name_mapping, linkonce_mapping to section_name_mapping,
4190 linkonce_mapping_count to section_name_mapping_count. Don't
4191 declare linkonce_output_name.
4193 2009-06-03 Doug Kwan <dougkwan@google.com>
4195 * gold/arm.cc (namespace utils): New.
4196 (Target_arm::reloc_is_non_pic): Define new method.
4197 (class Arm_relocate_functions): New.
4198 (Target_arm::Relocate::relocate): Handle relocation types used by
4201 2009-06-03 Ian Lance Taylor <iant@google.com>
4203 * arm.cc (Target_arm::scan::global): Use || instead of |.
4205 2009-06-02 Doug Kwan <dougkwan@google.com>
4207 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4208 issued_non_pic_error_.
4209 (class Target_arm::Scan): Declare new method check_non_pic.
4210 Define new method symbol_needs_plt_entry.
4211 Declare new data member issued_non_pic_error_.
4212 (class Target_arm::Relocate): Declare new method
4213 should_apply_static_reloc.
4214 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4215 (Target_arm::Scan::check_non_pic): Define new method.
4216 (Target_arm::Scan::local): Handle a small subset of reloc types used
4218 (Target_arm::Scan::local): Same.
4219 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4221 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4223 * incremental.cc (Incremental_inputs::report_command_line): Filter
4224 out --incremental-* options.
4226 2009-05-29 Doug Kwan <dougkwan@google.com>
4228 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4230 (class Target_arm): Update comment.
4231 (Target_arm::Target_arm): Initialize new data members GOT_,
4232 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4233 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4234 and Target_arm::rel_dyn_section.
4235 Declare new_enum Target_arm::Got_type.
4236 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4238 Update commments for member do_dynsym_value.
4239 (Target_arm::got_size, Target_arm::plt_section,
4240 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4241 new methods inside class defintion.
4242 (Target_arm::got_section): Define new method.
4243 (Target_arm::rel_dyn_section): Same.
4244 (Output_data_plt_arm): New template class.
4245 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4246 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4247 (Output_data_plt_arm::add_entry): Same.
4248 (Output_data_plt_arm::first_plt_entry): Define new
4249 static data member for PLT instruction template.
4250 (Output_data_plt_arm::plt_entry): Same.
4251 (Output_data_plt_arm::do_write): Define new method.
4252 (Target_arm::make_plt_entry): Same.
4253 (Target_arm::do_finalize_sections): Same.
4254 (Target_arm::do_dynsym_value): Same.
4256 2009-05-28 Doug Kwan <dougkwan@google.com>
4258 * Makefile.am (TARGETSOURCES): Add arm.cc.
4259 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4260 * Makefile.in: Regenerate.
4262 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4264 2009-05-26 Doug Kwan <dougkwan@google.com>
4266 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4267 (General_options::check_excluded_libs): Strip off directories in
4268 archive name before matching like GNU ld does.
4269 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4270 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4271 (exclude_libs_test_LDFLAGS): Add linker option
4272 -Wl,--exclude-libs,libexclude_libs_test_3
4273 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4274 an explicit archive without using -l.
4275 (alt/libexclude_libs_test_3.a): New make rule.
4276 * testsuite/Makefile.in: Regenerate.
4277 * testsuite/exclude_libs_test.c : Declare lib3_default().
4279 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4280 * exclude_libs_test_3.c: New file.
4282 2009-05-26 Nick Clifton <nickc@redhat.com>
4284 * po/id.po: New Indonesian translation.
4285 * po/gold.pot: Updated template file.
4287 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4289 * testsuite/Makefile.am: Add -ffunction-sections to compile
4290 gc_comdat_test files. Add -Wl,--gc-sections to build
4292 * testsuite/Makefile.in: Regenerate.
4293 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4295 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4297 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4298 kept comdat section was garbage collected.
4299 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4300 * testsuite/Makefile.in: Regenerate.
4301 * testsuite/gc_comdat_test.sh: New file.
4302 * testsuite/gc_comdat_test_1.cc: New file.
4303 * testsuite/gc_comdat_test_2.cc: New file.
4305 2009-05-19 Doug Kwan <dougkwan@google.com>
4307 * archive.cc (Archive::Archive): Move constructor from archive.h
4308 to here. Initialize no_export_.
4309 (Archive::get_elf_object_for_member): Set no_export flag of object.
4310 * archive.h (Archive::Archive): Move constructor body to
4312 (Archive::no_export): New method.
4313 (Archive::no_export_): New field.
4314 * object.h (Object::Object): Initialize no_export_ to false.
4315 (Object::no_export, Object::set_no_export): New methods.
4316 (Object::no_export_): New field.
4317 * options.cc (General_options::parse_exclude_libs): New method.
4318 (General_options::check_excluded_libs) Same.
4319 * options.h (exclude_libs): New option.
4320 (General_options::check_excluded_libs): New method declaration.
4321 (General_options::excluded_libs_): New field.
4322 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4323 default or protected visibility if an object has no-export flag set.
4324 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4325 (check_SCRIPTS): Add exclude_libs_test.sh.
4326 (check_DATA): Add exclude_libs_test.syms.
4327 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4328 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4329 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4330 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4331 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4332 libexclude_libs_test_2.a): New rules.
4333 * testsuite/Makefile.in: Regenerate.
4334 * testsuite/exclude_libs_test.c: New file.
4335 * testsuite/exclude_libs_test.sh: Ditto.
4336 * testsuite/exclude_libs_test_1.c: Ditto.
4337 * testsuite/exclude_libs_test_2.c: Ditto.
4339 2009-05-15 Ian Lance Taylor <iant@google.com>
4341 * configure.ac: Check for declarations for cases where libiberty.h
4342 checks HAVE_DECL_xxx.
4343 * configure, config.in: Rebuild.
4345 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4347 * gold.h (Incremental_argument_list): Remove (invalid) forward
4349 * incremental.cc (Incremental_inputs::report_achive): New method.
4350 (Incremental_inputs::report_object): New method.
4351 (Incremental_inputs::report_script): New method.
4352 (Incremental_inputs::finalize_inputs): New method.
4353 (Incremental_inputs::finalize): Call finalize_inputs().
4354 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4355 Create inputs entries.
4356 * incremental.h (Incremental_input_type): New enum.
4357 (Incremental_inputs::Incremental_input): Initialize new fields.
4358 (Incremental_inputs::report_inputs): New method.
4359 (Incremental_inputs::report_achive): New method.
4360 (Incremental_inputs::report_object): New method.
4361 (Incremental_inputs::report_script): New method.
4362 (Incremental_inputs::finalize_inputs): New method.
4363 (Incremental_inputs::Input_info): New struct.
4364 (Incremental_inputs::Input_info_map): New typedef.
4365 (Incremental_inputs::lock_): New field.
4366 (Incremental_inputs::Inputs_): New field.
4367 (Incremental_inputs::Inputs_map): New field.
4368 * main.cc (main): Call Incremental_input::report_inputs.
4369 * options.h (Input_argument_list): Typedef moved from
4371 (Input_file_group::Files): Remove, use ::Input_argument_list.
4372 (Input_file_group::Input_argument_list): Remove, use
4373 ::Input_argument_list.
4374 * plugin.cc (Plugin_manager::add_input_file): Add error in
4376 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4378 * script.cc (read_input_script): Call
4379 Incremental_input::report_script.
4380 * script.h (Script_info): New class.
4382 2009-04-27 Ian Lance Taylor <iant@google.com>
4384 * x86_64.cc (do_adjust_output_section): Set entsize to
4387 2009-04-23 Elliott Hughes <enh@google.com>
4389 * output.cc (Output_file::close): After short writes, continue
4390 writing from the correct offset in the buffer being written.
4392 2009-04-23 Chris Demetriou <cgd@google.com>
4394 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4395 * configure: Regenerate.
4396 * config.in: Regenerate.
4397 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4398 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4400 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4402 * incremental.cc (Incremental_inputs_header_data): Renamed from
4403 Incremental_input_header_data.
4404 (Incremental_inputs_header_data::data_size): New field.
4405 (Incremental_inputs_header_data::put_input_file_count): Renamed
4406 from input_file_count.
4407 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4408 from command_line_offset.
4409 (Incremental_inputs_header_data::put_reserved): Renamed from
4411 (Incremental_inputs_entry_data): Renamed from
4412 Incremental_input_entry_data.
4413 (Incremental_inputs_entry_data::data_size): New field.
4414 (Incremental_inputs::report_command_line): New method.
4415 (Incremental_inputs::finalize): New method.
4416 (Incremental_inputs::create_incremental_inputs_data): New method.
4417 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4418 * incremental.h: New file.
4419 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4420 (Layout::finalize): Create incremental inputs section in
4422 (Layout::create_incremental_info_sections): New method.
4423 * layout.h (Layout::incremental_inputs): New method.
4424 (Layout::create_incremental_info_sections): New method.
4425 (Layout::incremental_inputs_): New field.
4426 * main.cc (main): Notify Incremental_input of the command line.
4428 2009-04-01 Ian Lance Taylor <iant@google.com>
4429 Mikolaj Zalewski <mikolajz@google.com>
4431 * gold.h (reserve_unordered_map): Define, three versions, one for
4432 each version of Unordered_map.
4433 * layout.cc (Layout::Layout): Remove options parameter. Add
4434 number_of_input_files parameter. Don't initialize options_.
4435 Initialize number_of_input_files_ and resized_signatures_. Move
4436 sections_are_attached_.
4437 (Layout::layout_group): Reserve space for group_signatures_.
4438 (Layout::find_or_add_kept_section): Change name parameter to be a
4439 reference. Resize signatures_ map when it gets large enough.
4440 (Layout::layout_eh_frame): Use parameters->options() instead of
4442 (Layout::make_output_section): Likewise.
4443 (Layout::attach_allocated_section_to_segment): Likewise.
4444 (Layout::finalize, Layout::create_executable_stack): Likewise.
4445 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4446 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4447 * layout.h (class Layout): Update declarations. Remove options_
4448 field. Add number_of_input_files_ and resized_signatures_
4449 fields. Move sections_are_attached_ field.
4450 * main.cc (main): Pass number of input files to Layout
4451 constructor. Don't pass options.
4453 2009-03-30 Ian Lance Taylor <iant@google.com>
4455 * ffsll.c (ffsll): Correct implementation.
4457 2009-03-27 Ian Lance Taylor <iant@google.com>
4459 * ffsll.c: New file.
4460 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4461 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4462 * ftruncate.c (ftruncate): Declare before definition.
4463 * mremap.c (mremap): Likewise.
4464 * pread.c (pread): Likewise.
4465 * configure, Makefile.in, config.in: Rebuild.
4467 * mremap.c: New file.
4468 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4469 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4470 (mremap): Declare if HAVE_MREMAP is not defined.
4471 * configure, Makefile.in, config.in: Rebuild.
4473 2009-03-27 Cary Coutant <ccoutant@google.com>
4475 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4476 position independent.
4477 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4478 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4480 2009-03-24 Cary Coutant <ccoutant@google.com>
4482 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4484 (needs_dynamic_reloc): Likewise.
4486 2009-03-24 Ian Lance Taylor <iant@google.com>
4488 * yyscript.y (file_cmd): Recognize EXTERN.
4489 (extern_name_list, extern_name_list_body): New nonterminals.
4490 * script.cc (script_add_extern): Define.
4491 * script-c.h (script_add_extern): Declare.
4493 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4495 * object.cc (is_elf_object): Define.
4496 * object.h (is_elf_object): Declare.
4497 * archive.cc (Archive::get_elf_object_for_member): Call
4499 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4501 2009-03-24 Elliott Hughes <enh@google.com>
4503 * output.cc (Output_file::map_anonymous): Define.
4504 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4505 try an anonymous one. Report the size if the mmap fails.
4506 * output.h (class Output_file): Declare map_anonymous.
4508 2009-03-24 Ian Lance Taylor <iant@google.com>
4510 * target-select.cc (instantiate_target): Don't acquire the lock if
4511 the instantiated_target_ field has already been set.
4513 2009-03-23 Ian Lance Taylor <iant@google.com>
4515 * gold-threads.h (class Initialize_lock): Define.
4516 * gold-threads.cc (class Initialize_lock_once): Define.
4517 (initialize_lock_control): New static variable.
4518 (initialize_lock_pointer): New static variable.
4519 (initialize_lock_once): New static function.
4520 (Initialize_lock::Initialize_lock): Define.
4521 (Initialize_lock::initialize): Define.
4522 * target-select.h: Include "gold-threads.h".
4523 (class Target_selector): Add lock_ and initialize_lock_ fields.
4524 Don't define instantiate_target, just declare it.
4525 * target-select.cc (Target_selector::Target_selector): Initialize
4527 (Target_selector::instantiate_target): Define.
4528 * descriptors.h: Include "gold-threads.h".
4529 (class Descriptors): Add initialize_lock_ field.
4530 * descriptors.cc (Descriptors::Descriptors): Initialize new
4532 (Descriptors::open): Use initialize_lock_ field
4533 * errors.h (class Errors): Add initialize_lock_ field.
4534 * errors.cc (Errors::Errors): Initialize new field.
4535 (Errors::initialize_lock): Use initialize_lock_ field.
4536 * powerpc.cc (class Target_selector_powerpc): Remove
4537 instantiated_target_ field. In do_recognize call
4538 instantiate_target rather than do_instantiate_target. In
4539 do_instantiate_target just allocate a new target.
4540 * sparc.cc (class Target_selector_sparc): Likewise.
4542 * freebsd.h: New file.
4543 * i386.cc: Include "freebsd.h".
4544 (Target_i386): Derive from Target_freebsd rather than
4546 (Target_selector_i386): Derive from Target_selector_freebsd rather
4547 than Target_selector.
4548 * x86_64.cc: Include "freebsd.h".
4549 (Target_x86_64): Derive from Target_freebsd rather than
4551 (Target_selector_x86_64): Derive from Target_selector_freebsd
4552 rather than Target_selector.
4553 * target.h (class Target): Add adjust_elf_header and
4554 do_adjust_elf_header.
4555 * output.cc (Output_file_header:: do_sized_write): Call target
4556 adjust_elf_header routine.
4557 * configure.tgt: Set targ_osabi.
4558 * configure.ac: Define GOLD_DEFAULT_OSABI.
4559 * parameters.cc (Parameters::default_target): Pass
4560 GOLD_DEFAULT_OSABI to select_target.
4561 * target-select.h (class Target_selector): Make instantiate_target
4562 protected rather than private.
4563 * Makefile.am (HFILES): Add freebsd.h.
4564 * configure, Makefile.in, config.in: Rebuild.
4566 * merge.cc (do_add_input_section): Correct pend value. Change
4567 message about last entry not being null terminated from error to
4570 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4572 * incremental.cc: New file.
4573 * Makefile.am (CCFILES): Add incremental.cc.
4574 * Makefile.in: Rebuild.
4576 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4578 * layout.cc (Layout::output_section_name): Preserve names
4579 of '.note.' sections.
4581 2009-03-19 Ian Lance Taylor <iant@google.com>
4583 * descriptors.cc (Descriptors::open): Check that the options are
4584 valid before using them.
4586 2009-03-18 Ian Lance Taylor <iant@google.com>
4588 * script-sections.h: Include <list>.
4589 (class Script_sections): Change Sections_elements from std::vector
4590 to std::list. Typedef public Elements_iterator. Add
4591 orphan_section_placement_, data_segment_align_start_, and
4592 saw_data_segment_align_ fields. Remove data_segment_align_index_
4594 * script-sections.cc (class Orphan_section_placement): New class.
4595 (class Sections_element): Add virtual functions is_relro and
4596 orphan_section_init. Remove virtual function place_orphan_here.
4597 (class Output_section_definition): Add is_relro and
4598 orphan_section_init. Remove place_orphan_here.
4599 (class Orphan_output_section): Likewise.
4600 (Script_sections::Script_sections): Update for field changes.
4601 (Script_sections::data_segment_align): Set saw_data_segment_align_
4602 and data_segment_align_start_, not data_segment_align_index.
4603 (Script_sections::data_segment_relro_end): Check
4604 saw_data_segment_align_. Use data_segment_align_start_ rather
4605 than data_segment_align_index_.
4606 (Script_sections::place_orphan): Rewrite to use
4607 Orphan_section_placement.
4609 2009-03-17 Ian Lance Taylor <iant@google.com>
4611 * archive.cc (Archive::add_symbols): Check for a version attached
4612 to the symbol name in the archive map.
4613 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4614 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4615 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4616 (ver_test_11.a): New target.
4617 * testsuite/Makefile.in: Rebuild.
4619 * configure.ac: Check for chsize and posix_fallocate. Replace
4621 * ftruncate.c: New file, from gnulib.
4622 * output.cc (posix_fallocate): Define dummy version if not
4623 HAVE_POSIX_FALLOCATE.
4624 (Output_file::map): Call posix_fallocate rather than lseek and
4626 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4627 * configure, Makefile.in, config.in: Rebuild.
4629 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4631 * layout.h (Layout::create_note): Add section_name parameter.
4632 * layout.cc (Layout::create_note): Likewise.
4633 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4635 2009-03-17 Ian Lance Taylor <iant@google.com>
4637 * descriptors.cc: Include "options.h".
4638 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4639 (Descriptors::open): Always use O_CLOEXEC when opening a new
4640 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4641 then set FD_CLOEXEC.
4643 * sparc.cc (class Target_sparc): Add has_got_section.
4644 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4645 make sure we have a GOT section.
4647 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4648 (Target_sparc::Scan::local): Likewise.
4649 (Target_sparc::Scan::global): Likewise.
4650 (Target_sparc::Relocate::relocate): Likewise.
4651 (Target_sparc::Relocate::relocate_tls): Likewise.
4653 * symtab.cc (Symbol_table::define_default_version): New function,
4654 broken out of add_from_object.
4655 (Symbol_table::add_from_object): Call define_default_version.
4656 (Symbol_table::define_special_symbol): Add resolve_oldsym
4657 parameter. Change all callers. If the version for a symbol comes
4658 from a version script, resolve it with the symbol with the same
4659 name with no version. Also add the symbol without a version if
4661 (do_define_in_output_data): If resolving with oldsym, don't delete
4663 (do_define_in_output_segment): Likewise.
4664 (do_define_as_constant): Likewise.
4665 * symtab.h (class Symbol_table): Update declarations.
4667 2009-03-13 Ian Lance Taylor <iant@google.com>
4669 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4670 (Read_symbols::requeue): New function.
4671 (Read_symbols::do_read_symbols): If make_elf_object fails because
4672 the target type is not configured, and the file was searched for,
4673 issue a warning and retry with the next directory.
4674 (Add_symbols::run): If the file has an incompatible format, and
4675 it was searched for, requeue the Read_symbols task. On error,
4677 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4678 dirindex parameter to constructor. Change all callers. Declare
4679 incompatible_warning and requeue.
4680 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4681 input_argument_ and input_group_ fields. Add them to
4682 constructor. Change all callers.
4683 (class Read_script): Add dirindex_ field. Add it to constructor.
4685 * archive.cc (Archive::setup): Remove input_objects parameter.
4687 (Archive::get_file_and_offset): Likewise.
4688 (Archive::read_all_symbols): Likewise.
4689 (Archive::read_symbols): Likewise.
4690 (Archive::get_elf_object_for_member): Remove input_objects
4691 parameter. Add punconfigured parameter. Change all callers.
4692 (Archive::add_symbols): Change return type to bool. Check return
4693 value of include_member.
4694 (Archive::include_all_members): Likewise.
4695 (Archive::include_member): Change return type to bool. Return
4696 false if first included object has incompatible target. Set
4697 included_member_ field.
4698 (Add_archive_symbols::run): If add_symbols returns false, requeue
4700 * archive.h (class Archive): Add included_member_ field.
4701 Initialize it in constructor. Add input_file and searched_for
4702 methods. Update declarations.
4703 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4704 input_argument_ fields. Add them to constructor. Change all
4706 * script.cc: Include "target-select.h".
4707 (class Parser_closure): Add skip_on_incompatible_target_ and
4708 found_incompatible_target_ fields. Add
4709 skip_on_incompatible_target parameter to constructor. Change all
4710 callers. Add methods skip_on_incompatible_target,
4711 clear_skip_on_incompatible_target, found_incompatible_target, and
4712 set_found_incompatible_target.
4713 (read_input_script): Add dirindex parameter. Change all callers.
4714 If parser finds an incompatible target, requeue Read_symbols
4716 (script_set_symbol): Clear skip_on_incompatible_target in
4718 (script_add_assertion, script_parse_option): Likewise.
4719 (script_start_sections, script_add_phdr): Likewise.
4720 (script_check_output_format): New function.
4721 * script.h (read_input_script): Update declaration.
4722 * script-c.h (script_check_output_format): Declare.
4723 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4724 (ignore_cmd): Remove OUTPUT_FORMAT.
4725 * fileread.cc (Input_file::Input_file): Add explicit this.
4726 (Input_file::will_search_for): New function.
4727 (Input_file::open): Add pindex parameter. Change all callers.
4728 * fileread.h (class Input_file): Add input_file_argument method.
4729 Declare will_search_for. Update declarations.
4730 * object.cc (make_elf_object): Add punconfigured parameter.
4732 * object.h (class Object): Make input_file public. Add
4733 searched_for method.
4734 (make_elf_object): Update declaration.
4735 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4737 * dirsearch.h (class Dirsearch): Update declaration.
4738 * options.h (class General_options): Add --warn-search-mismatch.
4739 * parameters.cc (Parameters::is_compatible_target): New function.
4740 * parameters.h (class Parameters): Declare is_compatible_target.
4741 * workqueue.cc (Workqueue::add_blocker): New function.
4742 * workqueue.h (class Workqueue): Declare add_blocker.
4744 * fileread.cc (Input_file::open): Remove options parameter.
4746 (Input_file::open_binary): Likewise.
4747 * script.cc (read_input_script): Likewise.
4748 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4749 options parameter from constructor. Change all callers.
4750 (class Read_script): Likewise.
4751 * fileread.h (class Input_file): Update declarations.
4752 * script.h (read_input_script): Update declaration.
4754 2009-03-10 Nick Clifton <nickc@redhat.com>
4756 * po/es.po: New Spanish translation.
4758 2009-03-06 Cary Coutant <ccoutant@google.com>
4760 * options.cc (parse_short_option): Keep dash_z from registering itself.
4762 2009-03-03 Ian Lance Taylor <iant@google.com>
4765 * target-reloc.h (relocate_section): Pass output_section to
4767 * i386.cc (Target_i386::should_apply_static_reloc): Add
4768 output_section parameter. Change all callers.
4769 (Target_i386::Relocate::relocate): Add output_section parameter.
4770 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4771 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4772 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4773 * testsuite/two_file_shared.sh: New script.
4774 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4775 (check_DATA): Add two_file_shared.dbg.
4776 (two_file_shared.dbg): New target.
4777 * testsuite/Makefile.in: Rebuild.
4779 2009-03-01 Ian Lance Taylor <iant@google.com>
4781 * configure.ac: Check for byteswap.h.
4782 * configure: Rebuild.
4783 * config.in: Rebuild.
4785 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4787 * layout.cc (Layout::find_or_add_kept_section): New function.
4788 (Layout::add_comdat): Removed.
4789 * layout.h (struct Kept_section): Move out of class Layout.
4790 Remove trailing underscores from field names. Add group_sections
4791 field. Rename group_ field to is_group. Change all uses.
4792 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4793 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4794 comdat_groups_ field.
4795 (Sized_relobj::include_section_group): Use
4796 find_or_add_kept_section and Kept_section::group_sections.
4797 (Sized_relobj::include_linkonce_section): Likewise.
4798 * object.cc (class Sized_relobj): Don't define Comdat_group or
4799 Comdat_group_table. Remove find_comdat_group and
4800 add_comdat_group. Remove comdat_groups_ field.
4801 * plugin.cc (include_comdat_group): Use
4802 Layout::find_or_add_kept_section.
4804 2009-02-28 Ian Lance Taylor <iant@google.com>
4806 * README: --gc-sections and map files are now supported. Document
4807 some build requirements.
4810 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4811 relocatable link set the value of the section symbol to zero.
4812 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4813 relocatable link don't include the section address in the local
4816 2009-02-27 Ian Lance Taylor <iant@google.com>
4819 * options.h (class Search_directory): Add is_system_directory.
4820 (class General_options): Declare is_in_system_directory.
4821 * options.cc (get_relative_sysroot): Make static.
4822 (get_default_sysroot): Make static.
4823 (General_optoins::is_in_system_directory): New function.
4824 * fileread.cc (Input_file::is_in_system_directory): New function.
4825 * fileread.h (class Input_file): Declare is_in_system_directory.
4826 * object.h (class Object): Add is_in_system_directory.
4827 (class Input_objects): Remove system_library_directory_ field.
4828 * object.cc (Input_objects::add_object): Don't set
4829 system_library_directory_.
4830 (input_objects::found_in_system_library_directory): Remove.
4831 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4832 parameter. Change all callers.
4833 (Symbol_table::sized_write_globals): Likewise.
4834 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4835 Call Object::is_in_system_directory.
4836 * symtab.h (class Symbol_table): Update declarations.
4839 * descriptors.h (Open_descriptor): Add is_on_stack field.
4840 * descriptors.cc (Descriptors::open): If the descriptor is on the
4841 top of the stack, remove it. Initialize is_on_stack field.
4842 (Descriptors::release): Only add pod to stack if it is not on the
4844 (Descriptors::close_some_descriptor): Clear stack_next and
4848 * output.cc (Output_section::find_starting_output_address): Rename
4849 from starting_output_address; add PADDR parameter; change return
4851 * output.h (class Output_section): Declare
4852 find_starting_output_address instead of starting_output_address.
4853 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4854 section symbol for which we can't find a merge section.
4857 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4858 hidden or internal, force the symbol to be local.
4859 * resolve.cc (Symbol::override_visibility): Define.
4860 (Symbol::override_base): Use override_visibility.
4861 (Symbol_table::resolve): Likewise.
4862 (Symbol::override_base_with_special): Likewise.
4863 (Symbol_table::override_with_special): If the visibility is hidden
4864 or internal, force the symbol to be local.
4865 * symtab.h (class Symbol): Add set_visibility and
4866 override_visibility.
4867 * testsuite/ver_test_1.sh: New file.
4868 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4869 (check_DATA): Add ver_test_1.syms.
4870 (ver_test_1.syms): New target.
4871 * testsuite/Makefile.in: Rebuild.
4873 2009-02-25 Cary Coutant <ccoutant@google.com>
4875 * layout.cc (Layout::choose_output_section): Don't rename sections
4876 when using a linker script that has a SECTIONS clause.
4877 * Makefile.in: Regenerate.
4879 * testsuite/Makefile.am (script_test_5.sh): New test case.
4880 * testsuite/Makefile.in: Regenerate.
4881 * testsuite/script_test_5.cc: New file.
4882 * testsuite/script_test_5.sh: New file.
4883 * testsuite/script_test_5.t: New file.
4885 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4887 * archive.cc (Archive::include_member): Update calls to add_symbols.
4888 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4889 the Layout argument.
4890 * dynobj.h (do_add_symbols): Add the Layout argument.
4891 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4893 * object.h (Object::add_symbols): Add the Layout argument.
4894 (Object::do_add_symbols): Add the Layout argument.
4895 (Sized_relobj::do_add_symbols): Add the Layout argument.
4896 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4897 Unify the two versions.
4898 (Add_plugin_symbols): Remove.
4899 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4900 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4901 (Add_plugin_symbols): Remove.
4902 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4903 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4904 (Add_symbols::run): Make it work with Pulginobj.
4906 2009-02-06 Ian Lance Taylor <iant@google.com>
4908 * object.cc (Sized_relobj::do_layout): Make info message start
4909 with lower case letter.
4911 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4913 * binary.cc: Fix file comment.
4915 * options.h (enum Incremental_disposition): Define.
4916 (class General_options): Add new options: --incremental,
4917 --incremental_changed, --incremental_unchanged,
4918 --incremental_unknown. Add incremental_disposition_ and
4919 implicit_incremental_ fields.
4920 (General_options::incremental_disposition): New function.
4921 (class Position_dependent_options): Add incremental_disposition
4923 (Position_dependent_options::copy_from_options): Set incremental
4925 * options.cc (General_options::parse_incremental_changed): New
4927 (General_options::parse_incremental_unchanged): New function.
4928 (General_options::parse_incremental_unknown): New function.
4929 (General_options::General_options): Initialize new fields
4930 incremental_disposition_ and implicit_incremental_.
4931 (General_options::finalize): Check for uasge of --incremental-*
4932 without --incremental.
4934 2009-02-06 Chris Demetriou <cgd@google.com>
4936 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4937 pointer and to report location as the file name associated with
4939 (gold_undefined_symbol_at_location): New function to replace the
4940 old gold_undefined_symbol functionality.
4941 * target-reloc.h (relocate_section): Update to use
4942 gold_undefined_symbol_at_location.
4943 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4944 Call gold_undefined_symbol function rather than gold_error.
4945 * errors.h (Errors::undefined_symbol): Take location as a
4946 string, rather than calculating it from a relocation.
4947 * errors.cc (Errors::fatal): Print "fatal error:" before the
4949 (Errors::error, Errors::error_at_location): Print "error: "
4950 before the formatted message.
4951 (Errors::undefined_symbol): Take location as a string, rather
4952 than calculating it from a relocation.
4953 (gold_undefined_symbol_at_location): New function akin to
4954 old gold_undefined_symbol, calculates location from relocation.
4955 (gold_undefined_symbol): Change to take only a Symbol pointer
4956 and to report location as the file name associated with the symbol.
4957 * testsuite/debug_msg.sh: Update for changed error messages.
4958 * testsuite/undef_symbol.sh: Likewise.
4960 2009-02-04 Duncan Sands <baldrick@free.fr>
4963 * reduced_debug_output.h
4964 (Output_reduced_debug_abbrev_section::failed): Use format for
4966 (Output_reduced_debug_info_section::faild): Likewise.
4968 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4970 * script.cc (Lazy_demangler): New class.
4971 (Version_script_info::get_symbol_version_helper): Demangle a
4974 2009-01-29 Cary Coutant <ccoutant@google.com>
4976 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4978 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4980 2009-01-28 Ian Lance Taylor <iant@google.com>
4982 * version.cc (version_string): Bump to 1.9.
4984 * gold.h: Include <cstring> and <stdint.h>.
4985 * version.cc: Include <cstdio>.
4986 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4988 * reduced_debug_output.cc (insert_into_vector): Rename from
4989 Insert_into_vector; change all callers. Use Swap_unaligned to
4990 avoid aliasing issue; remove union since it is unnecessary.
4992 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4994 * Makefile.am (CCFILES): Add gc.cc.
4996 * Makefile.in: Regenerate.
4997 * gold.cc (Gc_runner): New class.
4998 (queue_initial_tasks): Call garbage collection related tasks
4999 when corresponding options are invoked.
5000 (queue_middle_gc_tasks): New function.
5001 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5002 processed early before laying out sections during garbage collection.
5003 * gold.h (queue_middle_gc_tasks): New function.
5004 (is_prefix_of): Move from "layout.cc".
5005 * i386.cc (Target_i386::gc_process_relocs): New function.
5006 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5007 * main.cc (main): Create object of class "Garbage_collection".
5008 * object.cc (Relobj::copy_symbols_data): New function.
5009 (Relobj::is_section_name_included): New function.
5010 (Sized_relobj::do_layout): Allow this function to be called twice
5011 during garbage collection and defer layout of section during the
5013 * object.h (Relobj::get_symbols_data): New function.
5014 (Relobj::is_section_name_included): New function.
5015 (Relobj::copy_symbols_data): New function.
5016 (Relobj::set_symbols_data): New function.
5017 (Relobj::get_relocs_data): New function.
5018 (Relobj::set_relocs_data): New function.
5019 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5020 (Relobj::gc_process_relocs): New function.
5021 (Relobj::do_gc_process_relocs): New pure virtual function.
5022 (Relobj::sd_): New data member.
5023 (Sized_relobj::is_output_section_offset_invalid): New function.
5024 (Sized_relobj::do_gc_process_relocs): New function.
5025 * options.h (General_options::gc_sections): Modify to not be a no-op.
5026 (General_options::print_gc_sections): New option.
5027 * plugin.cc (Plugin_finish::run): Remove function call to
5028 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5029 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5030 * reloc.cc (Read_relocs::run): Add task to process relocs and
5031 determine unreferenced sections when doing garbage collection.
5032 (Gc_process_relocs): New class.
5033 (Sized_relobj::do_gc_process_relocs): New function.
5034 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5035 sections that are garbage collected.
5036 * reloc.h (Gc_process_relocs): New class.
5037 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5038 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5039 symbols whose corresponding sections are garbage collected.
5040 (Symbol_table::Symbol_table): Add new parameter for the garbage
5042 (Symbol_table::gc_mark_undef_symbols): New function.
5043 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5044 (Symbol_table::gc_mark_dyn_syms): New function.
5045 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5047 (Symbol_table::add_from_object): Likewise.
5048 (Symbol_table::add_from_relobj): When building shared objects, do not
5049 treat externally visible symbols as garbage.
5050 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5051 table information for static and relocatable links.
5052 * symtab.h (Symbol_table::set_gc): New function.
5053 (Symbol_table::gc): New function.
5054 (Symbol_table::gc_mark_undef_symbols): New function.
5055 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5056 (Symbol_table::gc_mark_dyn_syms): New function.
5057 (Symbol_table::gc_): New data member.
5058 * target.h (Sized_target::gc_process_relocs): New pure virtual
5060 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5061 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5063 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5065 * options.h (General_options::gc_sections): Define as a no-op for now.
5066 (General_options::no_keep_memory): Ditto.
5067 (General_options::Bshareable): Define.
5068 * options.cc (General_options::finalize): Honor -Bshareable.
5070 2009-01-20 Andreas Schwab <schwab@suse.de>
5072 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5073 read the value in the contents, since we don't use it. Use the
5074 template endianness when writing.
5075 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5077 2009-01-19 Andreas Schwab <schwab@suse.de>
5079 * configure.tgt (powerpc64-*): Fix targ_obj.
5081 2009-01-15 Ian Lance Taylor <iant@google.com>
5083 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5084 local symbols when stripping all symbols.
5086 2009-01-14 Cary Coutant <ccoutant@google.com>
5088 * output.cc (Output_reloc): Add explicit instantiations.
5090 2009-01-14 Cary Coutant <ccoutant@google.com>
5092 * archive.cc (Archive::get_elf_object_for_member): Remove call
5093 to File_read::claim_for_plugin.
5094 * descriptors.cc (Descriptors::open): Remove reference to
5096 (Descriptors::claim_for_plugin): Remove.
5097 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5098 (Descriptors::is_claimed): Remove.
5099 (claim_descriptor_for_plugin): Remove.
5100 * fileread.cc (File_read::claim_for_plugin): Remove.
5101 * fileread.h (File_read::claim_for_plugin): Remove.
5102 (File_read::descriptor): Reopen descriptor if necessary.
5103 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5104 (Plugin_manager::all_symbols_read): Add task parameter. Change
5106 (Plugin_manager::get_input_file): New function.
5107 (Plugin_manager::release_input_file): New function.
5108 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5109 corresponding data member.
5110 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5111 and pass to base constructor. Change all callers.
5112 (get_input_file, release_input_file): New functions.
5113 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5114 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5115 (Plugin_manager::all_symbols_read): Add task parameter.
5116 (Plugin_manager::get_input_file): New function.
5117 (Plugin_manager::release_input_file): New function.
5118 (Plugin_manager::task_): New data member.
5119 (Pluginobj::Pluginobj): Add filesize parameter.
5120 (Pluginobj::filename): New function.
5121 (Pluginobj::descriptor): New function.
5122 (Pluginobj::filesize): New function.
5123 (Pluginobj::filesize_): New data member.
5124 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5125 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5126 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5128 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5129 with archive libraries.
5130 * testsuite/Makefile.in: Regenerate.
5131 * testsuite/plugin_test.c (struct sym_info): New type.
5132 (get_input_file, release_input_file): New static variables.
5133 (onload): Capture new transfer vector entries.
5134 (claim_file_hook): Stop reading at end of file according to filesize.
5135 Factor out parsing of readelf output into separate function.
5136 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5137 APIs and get the source file name from the symbol table. Convert
5138 source file name to corresponding object file name. Print info
5139 message when adding new input files.
5140 (parse_readelf_line): New function.
5141 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5142 * testsuite/plugin_test_2.sh: Likewise.
5143 * testsuite/plugin_test_3.sh: Likewise.
5144 * testsuite/plugin_test_4.sh: New test case.
5146 2009-01-07 Ian Lance Taylor <iant@google.com>
5148 * version.cc (version_string): Bump to 1.8.
5150 2008-12-23 Cary Coutant <ccoutant@google.com>
5152 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5153 * plugin.cc (Plugin_manager::finish): Rename as
5154 layout_deferred_objects. Move cleanup to separate function.
5155 (Plugin_manager::cleanup): New function.
5156 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5158 * plugin.h (Plugin_manager::finish): Rename as
5159 layout_deferred_objects.
5160 (Plugin_manager::cleanup): New function.
5161 (Plugin_manager::cleanup_done): New field.
5163 2008-12-23 Cary Coutant <ccoutant@google.com>
5165 * plugin.cc (is_visible_from_outside): New function.
5166 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5167 so we don't return "IR only" status for exported symbols or -r links.
5169 * testsuite/Makefile.am (plugin_test_3): New test case.
5170 * testsuite/Makefile.in: Regenerate.
5171 * testsuite/plugin_test_3.sh: New file.
5173 2008-12-22 Cary Coutant <ccoutant@google.com>
5175 * object.cc (Sized_relobj::layout_section): New function.
5176 (Sized_relobj::do_layout): Defer layout of input sections until after
5177 plugin has provided replacement files.
5178 (Sized_relobj::do_layout_deferred_sections): New function.
5179 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5180 (Relobj::layout_deferred_sections): New function.
5181 (Relobj::do_layout_deferred_sections): New function.
5182 (Sized_relobj::do_layout_deferred_sections): New function.
5183 (Sized_relobj::layout_section): New function.
5184 (Sized_relobj::Deferred_layout): New structure.
5185 (Sized_relobj::deferred_layout_): New field.
5186 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5187 Change all callers. Layout deferred sections.
5188 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5190 (Plugin_hook::run): Move code from do_plugin_hook inline.
5191 (Plugin_hook::do_plugin_hook): Remove.
5192 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5193 (Plugin_manager::finish): Renamed, was cleanup.
5194 (Plugin_manager::should_defer_layout): New function.
5195 (Plugin_manager::add_deferred_layout_object): New function.
5196 (Plugin_manager::Deferred_layout_list): New type.
5197 (Plugin_manager::deferred_layout_objects_): New field.
5198 (Plugin_hook::do_plugin_hook): Remove.
5200 2008-12-17 Ian Lance Taylor <iant@google.com>
5202 * options.h (class General_options): Add --no case for
5205 2008-12-16 Cary Coutant <ccoutant@google.com>
5207 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5209 (Plugin_manager::claim_file): Create plugin object even if
5210 plugin did not call the add_symbols callback.
5211 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5212 asking for more symbols than were added.
5213 * testsuite/Makefile.am (plugin_test_1): Add test case with
5215 (empty.syms): New target.
5216 * testsuite/Makefile.in: Regenerate.
5217 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5218 message. Don't call add_symbols if no globals.
5219 (all_symbols_read_hook): Don't provide replacement for empty
5222 2008-12-12 Ian Lance Taylor <iant@google.com>
5224 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5225 r_type == 0 for a local symbol with r_sym == 0.
5226 (scan_relocatable_relocs): Pass r_sym to
5227 local_non_section_strategy.
5228 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5231 * configure.ac: Update test for TLS descriptors: they are
5232 supported as of glibc 2.9.
5233 * configure: Rebuild.
5235 2008-12-11 Ian Lance Taylor <iant@google.com>
5238 * target-reloc.h (Default_scan_relocatable_relocs): For each
5239 function, map r_type == 0 to RELOC_DISCARD.
5241 2008-12-10 Cary Coutant <ccoutant@google.com>
5243 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5244 object to override a kept COMDAT group from a plugin object.
5246 2008-12-09 Ian Lance Taylor <iant@google.com>
5249 * yyscript.y (file_cmd): Handle INPUT.
5251 * testsuite/initpri1.c: Change all declarations to be full
5252 prototypes by adding void, to avoid compiler warnings.
5254 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5256 * options.cc (General_options::parse_plugin_opt): New.
5257 (General_options::add_plugin): The argument now is just the filename.
5258 (General_options::add_plugin_option): New.
5259 * options.h (plugin_opt): New.
5260 (add_plugin): Change argument name.
5261 (add_plugin_option): New.
5262 * plugin.cc (Plugin::load): Don't parse the plugin option.
5263 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5264 (Plugin::add_option): New.
5265 (Plugin::args_): Change type.
5266 (Plugin::filename_): New.
5267 (Plugin_manager::add_plugin_option): New.
5268 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5269 * testsuite/Makefile.in: Regenerate.
5271 2008-12-05 Cary Coutant <ccoutant@google.com>
5273 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5274 Handle --strip-lto-sections option.
5275 * options.h (strip_lto_sections): New option.
5277 2008-12-01 Cary Coutant <ccoutant@google.com>
5279 * plugin.cc (ld_plugin_message): Change format parameter to const.
5280 Fix mismatch between new[] and delete.
5282 2008-11-14 Cary Coutant <ccoutant@google.com>
5284 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5287 2008-11-05 Craig Silverstein <csilvers@google.com>
5289 * options.cc (General_options::parse_dynamic_list): New function.
5290 * options.h (General_options): New flags dynamic_list,
5291 dynamic_list_data, dynamic_list_cpp_new, and
5292 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5293 (General_options::in_dynamic_list): New function.
5294 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5295 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5296 (Lex::can_continue_name): Likewise.
5298 (read_script_file): New parameter script_options.
5299 (read_dynamic_list): New function.
5300 (Script_options::define_dynamic_list): New function.
5301 (dynamic_list_keyword_parsecodes): New variable.
5302 (dynamic_list_keywords): New variable.
5303 * script.h (Script_options::define_dynamic_list): New function
5305 (read_dynamic_list): New function prototype.
5306 * symtab.cc (strprefix): New macro.
5307 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5308 dynamic_list_data, dynamic_list_cpp_new, and
5309 dynamic_list_cpp_typeinfo.
5310 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5311 (dynamic_list_expr): New rule.
5312 (dynamic_list_nodes): Likewise.
5313 (dynamic_list_node): Likewise.
5314 * testsuite/Makefile.am (dynamic_list): New test.
5315 * testsuite/Makefile.in: Regenerated.
5316 * testsuite/dynamic_list.t: New file.
5317 * testsuite/dynamic_list.sh: New file.
5319 2008-11-05 Craig Silverstein <csilvers@google.com>
5321 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5322 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5323 (t11_last): Likewise.
5324 * testsuite/ver_test_6.c (main): Likewise.
5326 2008-10-07 Cary Coutant <ccoutant@google.com>
5328 * options.c (General_options::finalize): Add check for -static and
5330 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5333 2008-10-02 Cary Coutant <ccoutant@google.com>
5335 * plugin.cc (make_sized_plugin_object): Fix conditional
5336 compilation to work when not all targets are enabled.
5338 2008-09-29 Cary Coutant <ccoutant@google.com>
5340 * archive.cc (Archive::get_file_and_offset): Use filename instead
5341 of name to get library path.
5342 (Archive::include_member): Unlock external member of a thin archive.
5344 * testsuite/Makefile.am (TEST_AR): New variable.
5345 (thin_archive_test_1): New test.
5346 (thin_archive_test_2): New test.
5347 * testsuite/Makefile.in: Regenerate.
5348 * testsuite/thin_archive_main.cc: New file.
5349 * testsuite/thin_archive_test_1.cc: New file.
5350 * testsuite/thin_archive_test_2.cc: New file.
5351 * testsuite/thin_archive_test_3.cc: New file.
5352 * testsuite/thin_archive_test_4.cc: New file.
5354 2008-09-29 Cary Coutant <ccoutant@google.com>
5356 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5357 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5359 (Sized_relobj::do_finalize_local_symbols): Likewise.
5360 (Sized_relobj::map_to_kept_section): Likewise.
5361 * object.h (Sized_relobj::invalid_address): New constant.
5362 (Sized_relobj::do_output_section_offset): Check for invalid_address
5364 * output.cc (Output_reloc::local_section_offset): Use constant
5365 invalid_address instead of -1U.
5366 (Output_reloc::get_address): Likewise.
5367 (Output_section::output_address): Change -1U to -1ULL.
5368 * output.h (Output_reloc::invalid_address): New constant.
5369 * reloc.cc (Sized_relobj::write_sections): Use constant
5370 invalid_address instead of -1U.
5371 (Sized_relobj::relocate_sections): Likewise.
5372 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5373 values for merge sections.
5374 * target-reloc.h (relocate_for_relocatable): Use constant
5375 invalid_address instead of -1U.
5377 2008-09-19 Cary Coutant <ccoutant@google.com>
5379 Add plugin functionality for link-time optimization (LTO).
5380 * configure.ac (plugins): Add --enable-plugins option.
5381 * configure: Regenerate.
5382 * config.in: Regenerate.
5383 * Makefile.am (LIBDL): New variable.
5384 (CCFILES): Add plugin.cc.
5385 (HFILES): Add plugin.h.
5386 (ldadd_var): Add LIBDL.
5387 * Makefile.in: Regenerate.
5389 * archive.cc: Include "plugin.h".
5390 (Archive::setup): Don't preread archive symbols when using a plugin.
5391 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5392 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5394 (Archive::include_member): Add symbols from plugin objects.
5395 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5396 * descriptors.cc (Descriptors::open): Check for file descriptors
5397 abandoned by plugins.
5398 (Descriptors::claim_for_plugin): New function.
5399 * descriptors.h (Descriptors::claim_for_plugin): New function.
5400 (Open_descriptor::is_claimed): New field.
5401 (claim_descriptor_for_plugin): New function.
5402 * fileread.cc (File_read::claim_for_plugin): New function.
5403 * fileread.h (File_read::claim_for_plugin): New function.
5404 (File_read::descriptor): New function.
5405 * gold.cc: Include "plugin.h".
5406 (queue_initial_tasks): Add task to call plugin hooks for generating
5408 * main.cc: Include "plugin.h".
5409 (main): Load plugin libraries.
5410 * object.h (Pluginobj): Declare.
5411 (Object::pluginobj): New function.
5412 (Object::do_pluginobj): New function.
5413 (Object::set_target): New function.
5414 * options.cc: Include "plugin.h".
5415 (General_options::parse_plugin): New function.
5416 (General_options::General_options): Initialize plugins_ field.
5417 (General_options::add_plugin): New function.
5418 * options.h (Plugin_manager): Declare.
5419 (General_options): Add --plugin option.
5420 (General_options::has_plugins): New function.
5421 (General_options::plugins): New function.
5422 (General_options::add_plugin): New function.
5423 (General_options::plugins_): New field.
5424 * plugin.cc: New file.
5425 * plugin.h: New file.
5426 * readsyms.cc: Include "plugin.h".
5427 (Read_symbols::do_read_symbols): Check for archive before checking
5428 for ELF file. Call plugin hooks to claim files.
5429 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5430 from a real object file; force override when processing replacement
5432 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5433 (Symbol::init_base_object): Likewise.
5434 (Symbol::init_base_output_data): Likewise.
5435 (Symbol::init_base_output_segment): Likewise.
5436 (Symbol::init_base_constant): Likewise.
5437 (Symbol::init_base_undefined): Likewise.
5438 (Symbol::output_section): Assert that object is not a plugin.
5439 (Symbol_table::add_from_pluginobj): New function.
5440 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5442 (Symbol_table::sized_write_globals): Likewise.
5443 (Symbol_table::add_from_pluginobj): Instantiate template.
5444 * symtab.h (Sized_pluginobj): Declare.
5445 (Symbol::in_real_elf): New function.
5446 (Symbol::set_in_real_elf): New function.
5447 (Symbol::in_real_elf_): New field.
5448 (Symbol_table::add_from_pluginobj): New function.
5450 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5451 (LIBDL): New variable.
5453 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5454 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5455 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5456 (MOSTLYCLEANFILES): Likewise.
5457 * testsuite/Makefile.in: Regenerate.
5458 * testsuite/plugin_test.c: New file.
5459 * testsuite/plugin_test_1.sh: New file.
5460 * testsuite/plugin_test_2.sh: New file.
5462 2008-09-16 Ian Lance Taylor <iant@google.com>
5464 * target-reloc.h (relocate_section): Check whether a symbol is
5465 defined by the ABI before reporting an undefined symbol error.
5466 * target.h (Target::is_defined_by_abi): Make parameter const.
5467 (Target::do_is_defined_by_abi): Likewise.
5468 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5469 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5470 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5471 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5472 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5473 * testsuite/Makefile.in: Rebuild.
5475 * fileread.cc (make_view): Add casts to avoid warning.
5477 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5479 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5480 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5482 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5484 * options.h (General_options::output_is_executable): New.
5485 (General_options::output_is_pie): New.
5486 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5487 for shared libraries.
5488 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5490 2008-09-11 Chris Demetriou <cgd@google.com>
5492 * options.h (origin): New -z option.
5493 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5494 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5497 2008-09-05 Cary Coutant <ccoutant@google.com>
5499 * fileread.cc (File_read::make_view): Add check for attempt to map
5502 2008-09-05 Cary Coutant <ccoutant@google.com>
5504 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5505 explicit instantiations.
5507 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5510 * options.cc (General_options::finalize): Allow undefined symbols
5511 in shlibs if linking -shared.
5514 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5515 symbols as not needing a dynsym entry.
5517 2008-08-20 Craig Silverstein <csilvers@google.com>
5519 * fileread.cc (File_read::open): Do not lock the file unless it
5520 was successfully opened.
5522 2008-08-14 Cary Coutant <ccoutant@google.com>
5524 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5525 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5526 * testsuite/tls_test.cc (struct int128): 128-bit struct
5527 for testing TLS relocs with non-zero addend.
5528 (v12): New TLS variable.
5530 (t_last): Add check for v12.
5531 * testsuite/tls_test.h (t12): New function.
5532 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5534 2008-08-13 Ian Lance Taylor <iant@google.com>
5536 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5537 set tls_segment_ or relro_segment_.
5538 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5540 * output.h (Output_section::clear_is_relro): New function.
5541 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5542 sections specially even when output_data_ is empty.
5543 (Output_segment::maximum_alignment): When first section is relro,
5544 only force alignment for PT_LOAD segments.
5545 * script.cc (script_data_segment_align): New function.
5546 (script_data_segment_relro_end): New function.
5547 * script-c.h (script_data_segment_align): Declare.
5548 (script_data_segment_relro_end): Declare.
5549 * script-sections.h (class Script_sections): Declare
5550 data_segment_align and data_segment_relro_end. Add fields
5551 segment_align_index_ and saw_relro_end_.
5552 * script-sections.cc (class Sections_element): Add set_is_relro
5553 virtual function. Add new bool* parameter to place_orphan_here.
5554 Add get_output_section virtual function.
5555 (class Output_section_definition): Add set_is_relro. Add new
5556 bool* parameter to place_orphan_here. Add get_output_section.
5557 Add is_relro_ field.
5558 (Output_section_definition::Output_section_definition): Initialize
5559 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5560 and is_relro_ fields.
5561 (Output_section_definition::place_orphan_here): Add is_relro
5563 (Output_section_definition::set_section_addresses): Set relro for
5565 (Output_section_definition::alternate_constraint): Likewise.
5566 (class Orphan_output_section): Add new bool* parameter to
5567 place_orphan_here. Add get_output_section.
5568 (Orphan_output_section::place_orphan_here): Add is_relro
5570 (Script_sections::Script_sections): Initialize
5571 data_segment_align_index_ and saw_relro_end_.
5572 (Script_sections::data_segment_align): New function.
5573 (Script_sections::data_segment_relro_end): New function.
5574 (Script_sections::place_orphan): Set or clear is_relro.
5575 (Script_sections::set_section_addresses): Force alignment of first
5577 * yyscript.y (exp): Call script_data_segment_align and
5578 script_data_segment_relro_end.
5579 * testsuite/relro_script_test.t: New file.
5580 * testsuite/relro_test.cc (using_script): Declare.
5581 (t1, t2): Test using_script.
5582 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5583 (relro_script_test_SOURCES): Define.
5584 (relro_script_test_DEPENDENCIES): Define.
5585 (relro_script_test_LDFLAGS): Define.
5586 (relro_script_test_LDADD): Define.
5587 (relro_script_test.so): New target.
5588 * testsuite/Makefile.in: Rebuild.
5590 2008-08-06 Cary Coutant <ccoutant@google.com>
5592 * archive.cc (Archive::total_archives, Archive::total_members)
5593 (Archive::total_members_loaded): New variables.
5594 (Archive::setup): Add parameter. Add option to preread
5596 (Archive::read_armap): Add counter.
5597 (Archive::get_file_and_offset): New function.
5598 (Archive::get_elf_object_for_member): New function.
5599 (Archive::read_all_symbols): New function.
5600 (Archive::read_symbols): New function.
5601 (Archive::add_symbols): Add counters.
5602 (Archive::include_all_members): Use armap to find members if it's
5604 (Archive::include_member): Skip reading symbols if already read.
5605 Factored code into Archive::get_file_and_offset and
5606 Archive::get_elf_object_for_member. Changed call to
5607 Mapfile::report_include_archive_member.
5608 (Archive::print_stats): New function.
5609 * archive.h: Declare Object and Read_symbols_data classes.
5610 (Archive::Archive): Add initializers for new members.
5611 (Archive::setup): Add parameter.
5612 (Archive::print_stats): New function.
5613 (Archive::total_archives, Archive::total_members)
5614 (Archive::total_members_loaded): New variables.
5615 (Archive::get_file_and_offset): New function.
5616 (Archive::get_elf_object_for_member): New function.
5617 (Archive::read_all_symbols): New function.
5618 (Archive::read_symbols): New function.
5619 (Archive::Archive_member): New class.
5620 (Archive::members_): New member.
5621 (Archive::num_members_): New member.
5622 * main.cc: Include archive.h.
5623 (main): Call Archive::print_stats.
5624 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5625 archive parameter; member_name is now the fully-decorated name.
5626 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5627 * options.h: (General_options): Add --preread-archive-symbols option.
5628 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5631 2008-08-04 Ian Lance Taylor <iant@google.com>
5633 * symtab.h (Symbol::use_plt_offset): New function.
5634 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5635 * powerpc.cc (Relocate::relocate): Likewise.
5636 * sparc.cc (Relocate::relocate): Likewise.
5637 * x86_64.cc (Relocate::relocate): Likewise.
5638 * testsuite/weak_plt.sh: New test.
5639 * testsuite/weak_plt_main.cc: New test.
5640 * testsuite/weak_plt_shared.cc: New test.
5641 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5642 (check_PROGRAMS): Add weak_plt.
5643 (check_DATA): Add weak_plt_shared.so.
5644 (weak_plt_main_pic.o, weak_plt): New targets.
5645 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5646 * testsuite/Makefile.in: Rebuild.
5648 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5650 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5651 * testsuite/Makefile.in: Rebuild.
5653 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5655 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5656 * Makefile.in: Regenerate.
5657 * po/POTFILES.in: Regenerate.
5659 2008-07-29 Ian Lance Taylor <iant@google.com>
5661 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5662 symbols before other symbols.
5663 * testsuite/script_test_2.cc (test_addr): Declare.
5664 (test_addr_alias): Declare.
5665 (main): Check that test_addr and test_addr_alias have the right
5667 * testsuite/script_test_2.t: Define test_addr_alias and
5670 2008-07-24 Ian Lance Taylor <iant@google.com>
5673 * descriptors.cc: New file.
5674 * descriptors.h: New file.
5675 * gold-threads.h (class Hold_optional_lock): New class.
5676 * fileread.cc: Include "descriptors.h".
5677 (File_read::~File_read): Release descriptor rather than closing
5679 (File_read::open) [file]: Call open_descriptor rather than open.
5680 Set is_descriptor_opened_.
5681 (File_read::open) [memory]: Assert that descriptor is not open.
5682 (File_read::reopen_descriptor): New function.
5683 (File_read::release): Release descriptor.
5684 (File_read::do_read): Make non-const. Reopen descriptor.
5685 (File_read::read): Make non-const.
5686 (File_read::make_view): Reopen descriptor.
5687 (File_read::do_readv): Likewise.
5688 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5689 Update declarations.
5690 * layout.cc: Include "descriptors.h".
5691 (Layout::create_build_id): Use open_descriptor rather than open.
5692 * output.cc: Include "descriptors.h".
5693 (Output_file::open): Use open_descriptor rather than open.
5694 * archive.cc (Archive::const_iterator): Change Archive to be
5696 (Archive::begin, Archive::end): Make non-const.
5697 (Archive::count_members): Likewise.
5698 * archive.h (class Archive): Update declarations.
5699 * object.h (Object::read): Make non-const.
5700 * Makefile.am (CCFILES): Add descriptors.cc.
5701 (HFILES): Add descriptors.h.
5702 * Makefile.in: Rebuild.
5705 * gold.h: Always include <clocale>. Add Solaris workarounds
5706 following code in binutils/sysdep.h.
5709 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5710 this->eh_frame_hdr_ is NULL before using it.
5712 * dynobj.cc (Versions::Versions): Update comment.
5714 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5715 the base version name.
5717 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5718 array size plus one.
5719 (Stringpool_template::set_string_offsets): Subtract one from key
5720 before using it as an array index.
5721 (Stringpool_template::get_offset_with_length): Likewise.
5722 (Stringpool_template::write_to_buffer): Likewise.
5723 * stringpool.h (Stringpool_template::get_offset_from_key):
5726 2008-07-23 Ian Lance Taylor <iant@google.com>
5729 * object.h (Merged_symbol_value::value): Do our best to handle a
5733 * script.cc (Version_script_info::get_versions): Don't add empty
5734 version tag to return value.
5735 (Version_script_info::get_symbol_version_helper): Change return
5736 type to bool. Add pversion parameter. Change all callers.
5737 (script_register_vers_node): Don't require a non-NULL tag.
5738 * script.h (class Version_script_info): Update declarations.
5739 (Version_script_info::get_symbol_version): Change return type to
5740 bool. Add version parameter. Change all callers.
5741 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5742 handling. Handle an empty version from a version script.
5743 (Symbol_table::define_special_symbol): Likewise.
5744 * testsuite/ver_test_10.script: New file.
5745 * testsuite/ver_test_10.sh: New file.
5746 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5747 (check_DATA): Add ver_test_10.syms.
5748 (ver_test_10.syms, ver_test_10.so): New target.
5749 * testsuite/Makefile.in: Rebuild.
5751 2008-07-23 Simon Baldwin <simonb@google.com>
5753 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5754 to zero for undefined symbols from dynamic libraries.
5756 2008-07-23 Ian Lance Taylor <iant@google.com>
5758 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5760 * symtab.h (class Symbol_table): Update declaration.
5761 * testsuite/ver_test_9.cc: New file.
5762 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5763 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5764 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5765 (ver_test_9.so, ver_test_9.o): New targets.
5766 * testsuite/Makefile.in: Rebuild.
5768 2008-07-22 Ian Lance Taylor <iant@google.com>
5770 * options.h (class General_options): Define --check-sections.
5771 * layout.cc (Layout::set_segment_offsets): Handle
5774 * options.h (class General_options): Define -n/--nmagic and
5776 * options.cc (General_options::finalize): For -n/--nmagic or
5777 -N/--omagic, set -static.
5778 * layout.cc (Layout::attach_allocated_section_to_segment): If
5779 -N/--omagic, don't put read-only and read-write sections in
5781 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5782 finding a read-only segment.
5783 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5784 don't set the minimum segment alignment to the common page size,
5785 and don't set the file offset to the address modulo the page size.
5786 * script-sections.cc (Script_sections::create_segments): If
5787 -n/--omagic, don't put read-only and read-write sections in
5790 * cref.cc: New file.
5792 * options.h (class General_options): Add --print-symbol-counts.
5793 * main.cc (main): Issue defined symbol report if requested.
5794 * archive.cc (Archive::interpret_header): Make into a const member
5796 (Archive::add_symbols): Call Input_objects::archive_start and
5798 (Archive::const_iterator): Define new class.
5799 (Archive::begin, Archive::end): New functions.
5800 (Archive::include_all_members): Rewrite to use iterator.
5801 (Archive::count_members): New function.
5802 * archive.h (class Archive): Update declarations.
5803 (Archive::filename): New function.
5804 * object.cc: Include "cref.h".
5805 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5806 (Sized_relobj::do_get_global_symbol_counts): New function.
5807 (Input_objects::add_object): Add object to cross-referencer.
5808 (Input_objects::archive_start): New function.
5809 (Input_objects::archive_stop): New function.
5810 (Input_objects::print_symbol_counts): New function.
5811 * object.h: Declare Cref and Archive.
5812 (Object::get_global_symbol_counts): New function.
5813 (Object::do_get_global_symbol_counts): New pure virtual function.
5814 (class Sized_relobj): Add defined_count_ field. Update
5816 (class Input_objects): Add cref_ field. Update constructor.
5817 Update declarations.
5818 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5820 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5822 (Sized_dynobj::do_get_global_symbol_counts): New function.
5823 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5824 defined_count_. Update declarations. Define Symbols typedef.
5825 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5826 parameter. Change all callers.
5827 (Symbol_table::add_from_dynobj): Add sympointers and defined
5828 parameters. Change all callers.
5829 * symtab.h (class Symbol_table): Update declarations.
5830 * Makefile.am (CCFILES): Add cref.cc.
5831 (HFILES): Add cref.h.
5832 * Makefile.in: Rebuild.
5834 2008-07-22 Simon Baldwin <simonb@google.com>
5836 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5837 to zero when writing undefined symbols.
5839 2008-07-22 Ian Lance Taylor <iant@google.com>
5841 * output.cc (Output_section::add_input_section): Don't try to
5842 merge empty merge sections.
5844 2008-07-21 Craig Silverstein <csilvers@google.com>
5846 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5847 Include symbol version in error message.
5849 2008-07-20 Chris Demetriou <cgd@google.com>
5851 * configure.ac (gold_cv_c_random_seed): New configured variable.
5852 (RANDOM_SEED_CFLAGS): New substituted variable.
5853 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5854 * configure: Rebuild.
5855 * Makefile.in: Likewise.
5856 * testsuite/Makefile.in: Likewise.
5858 2008-07-18 Ian Lance Taylor <iant@google.com>
5860 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5861 where we see NAME/NULL and NAME/VERSION as separate symbols.
5862 * testsuite/ver_test_main.cc (main): Call t4.
5863 (t4, t4_2a): Define.
5864 * testsuite/ver_test_2.cc (t4_2): Define.
5865 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5866 * testsuite/ver_test_4.cc (t4_2a): Define.
5867 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5868 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5870 2008-07-17 Ian Lance Taylor <iant@google.com>
5872 * dynobj.cc (Versions::add_def): If we give an error about a
5873 missing version, go ahead and create the version anyhow.
5875 2008-07-10 Ian Lance Taylor <iant@google.com>
5877 Handle output sections with more than 0x7fffffff bytes.
5878 * object.h (class Relobj): Change map_to_output_ to
5879 output_sections_, and just keep a section pointer. Change all
5880 uses. Move comdat group support to Sized_relobj.
5881 (Relobj::is_section_specially_mapped): Remove.
5882 (Relobj::output_section): Remove poff parameter. Change all
5884 (Relobj::output_section_offset): New function.
5885 (Relobj::set_section_offset): Rewrite.
5886 (Relobj::map_to_output): Remove.
5887 (Relobj::output_sections): New function.
5888 (Relobj::do_output_section_offset): New pure virtual function.
5889 (Relobj::do_set_section_offset): Likewise.
5890 (class Sized_relobj): Add section_offsets_ field. Add comdat
5891 group support from Relobj. Update declarations.
5892 (Sized_relobj::get_output_section_offset): New function.
5893 (Sized_relobj::do_output_section_offset): New function.
5894 (Sized_relobj::do_set_section_offset): New function.
5895 * object.cc (Relobj::output_section_address): Remove.
5896 (Sized_relobj::Sized_relobj): Initialize new fields.
5897 (Sized_relobj::include_section_group): Cast find_kept_object to
5899 (Sized_relobj::include_linkonce_section): Likewise.
5900 (Sized_relobj::do_layout): Use separate arrays for output section
5902 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5904 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5905 output_sections and section_offsets.
5906 (Sized_relobj::write_local_symbols): Likewise.
5907 (map_to_kept_section): Compute output address directly.
5908 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5909 output_sections and section_offsets.
5910 (Sized_relobj::write_sections): Likewise.
5911 (Sized_relobj::relocate_sections): Likewise.
5912 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5913 * output.h (class Output_reloc): Update declarations. Change
5914 u2_.relobj to Sized_relobj*.
5915 (class Output_data_reloc): Change add functions to use
5917 * output.cc (Output_reloc::Output_reloc): Change relobj to
5919 (Output_reloc::local_section_offset): Change return type to
5920 Elf_Addr. Use get_output_section_offset.
5921 (Output_reloc::get_address): Likewise.
5922 (Output_section::is_input_address_mapped): Don't call
5923 is_section_specially_mapped.
5924 (Output_section::output_offset): Likewise.
5925 (Output_section::output_address): Likewise.
5926 (Output_section::starting_output_address): Likewise.
5927 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5928 parameter to Sized_relobj*.
5929 (Copy_relocs::need_copy_reloc): Likewise.
5930 (Copy_relocs::save): Likewise.
5931 * copy-relocs.h (class Copy_relocs): Update declarations.
5932 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5933 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5934 * target-reloc.h (relocate_for_relocatable): Change
5935 offset_in_output_section type to Elf_Addr. Change code that uses
5937 * layout.cc (Layout::layout): Always set *off.
5938 * mapfile.cc (Mapfile::print_input_section): Use
5939 output_section_offset.
5940 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5942 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5943 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5944 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5946 2008-07-03 Ian Lance Taylor <iant@google.com>
5948 * layout.cc (Layout::include_section): Do not discard unrecognized
5949 SHT_STRTAB sections.
5951 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5953 * script.cc (Lex::can_continue_name): Make '?' allowable in
5954 version-script names.
5955 * testsuite/version_script.map: Change glob pattern to use '?'
5957 2008-06-30 Manish Singh <yosh@gimp.org>
5960 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5963 2008-06-30 Ian Lance Taylor <iant@google.com>
5967 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5968 versions]: Don't try to read the value in the contents, since we
5969 don't use it. Use the template endianness when writing.
5971 2008-06-25 Cary Coutant <ccoutant@google.com>
5973 * fileread.cc (File_read::make_view): Assert on zero-length view.
5974 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5975 symbol table when there are no symbols to read.
5977 2008-06-23 Craig Silverstein <csilvers@google.com>
5979 * version.cc (version_string): Bump to 1.7
5981 2008-06-18 Craig Silverstein <csilvers@google.com>
5983 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5984 constant 0xFFFF to type Valtype.
5985 (Powerpc_relocate_functions::rel16_ha): Likewise.
5987 2008-06-17 Ian Lance Taylor <iant@google.com>
5989 * output.h (Output_section::Input_section): Initialize p2align_ to
5990 zero for Output_section_data constructors.
5991 (Output_section::Input_section::addralign): If not an input
5992 section, return the alignment of the Output_section_data.
5993 * testsuite/copy_test.cc: New file.
5994 * testsuite/copy_test_1.cc: New file.
5995 * testsuite/copy_test_2.cc: New file.
5996 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5997 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5998 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5999 (copy_test_1_pic.o, copy_test_1.so): New targets.
6000 (copy_test_2_pic.o, copy_test_2.so): New targets.
6001 * testsuite/Makefile.in: Rebuild.
6003 * script-sections.cc (Script_sections::place_orphan): Initialize
6004 local variable exact.
6006 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6008 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6010 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6011 David S. Miller <davem@davemloft.net>
6013 * powerpc.cc: New file.
6014 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6015 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6016 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6017 * Makefile.in: Rebuild.
6019 2008-06-09 Ian Lance Taylor <iant@google.com>
6021 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6023 (throwing, orig_terminate): New static variables.
6024 (terminate_handler): New static function.
6025 (t2): Set terminate handler.
6027 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6030 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6033 2008-05-30 Cary Coutant <ccoutant@google.com>
6035 * archive.cc (Archive::include_all_members) Correct to step
6036 over symbol table and extended name table in thin archives.
6038 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6041 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6044 2008-05-28 Caleb Howe <cshowe@google.com>
6046 * reduced_debug_output.cc: New file.
6047 * reduced_debug_output.h: New file.
6048 * options.h (class General_options): Add --strip-debug-non-line.
6049 * options.cc (General_options::finalize): Add strip_debug_non_line
6050 to the strip heirarchy.
6051 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6053 * layout.cc: Include "reduced_debug_output.h".
6054 (Layout::Layout): Initialize new fields.
6055 (line_only_debug_sections): New static array.
6056 (is_lines_only_debug_sections): New static inline function.
6057 (Layout::include_section): Handle --strip-debug-non-line.
6058 (Layout::make_output_section): If --strip-debug-non-line, build
6059 new output sections for .debug_abbrev and .debug_info.
6060 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6061 gold. Warn about possible overflow.
6062 (read_signed_LEB_128): Likewise.
6063 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6064 (read_signed_LEB_128): Declare.
6065 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6066 (HFILES): Add reduced_debug_output.h.
6067 * Makefile.in: Rebuild.
6069 2008-05-21 Ian Lance Taylor <iant@google.com>
6071 * mapfile.cc: New file.
6072 * mapfile.h: New file.
6073 * options.h (class General_options): Add -M/--print-map and -Map.
6074 * options.cc (General_options::finalize): Make -M equivalent to
6076 * main.cc: Include <cstdio> and "mapfile.h".
6077 (main): Open mapfile if requested.
6078 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6079 constructor. Change caller.
6080 (queue_initial_tasks): Add mapfile parameter. Change caller.
6081 (queue_middle_tasks): Likewise.
6082 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6084 * archive.cc: Include "mapfile.h".
6085 (Archive::add_symbols): Add mapfile parameter. Change all
6086 callers. Pass mapfile, symbol, and reason to include_member.
6087 (Archive::include_all_members): Add mapfile parameter. Change all
6089 (Archive::include_member): Add mapfile, sym, and why parameters.
6090 Change all callers. Report inclusion to map file.
6091 * archive.h: Include "fileread.h".
6092 (class Archive): Update declarations.
6093 (Archive::file): New const method.
6094 (class Add_archive_symbols): Add mapfile_ field. Update
6095 constructor. Change all callers.
6096 * readsyms.h (class Read_symbols): Likewise.
6097 (class Finish_group): Likewise.
6098 (class Read_script): Likewise.
6099 * common.cc: Include "mapfile.h".
6100 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6102 (Symbol_table::do_allocate_commons): Likewise.
6103 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6104 symbol allocation to mapfile.
6105 * common.h (class Allocate_commons_task): Add mapfile_ field.
6106 Update constructor. Change all callers.
6107 * symtab.h (class Symbol_table): Update declarations.
6108 * layout.cc: Include "mapfile.h".
6109 (Layout_task_runner::run): Print information to mapfile.
6110 (Layout::create_gold_note): Change Output_data_fixed_space to
6111 Output_data_zero_fill.
6112 (Layout::create_build_id): Likewise.
6113 (Layout::print_to_mapfile): New function.
6114 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6115 constructor. Change caller.
6116 (class Layout): Declare print_to_mapfile.
6117 * output.cc (Output_section::Input_section::print_to_mapfile): New
6119 (Output_section::add_input_section): If producing a map, always
6120 add to input_sections_ list.
6121 (Output_section::do_print_to_mapfile): New function.
6122 (Output_segment::print_sections_to_mapfile): New function.
6123 (Output_segment::print_section_list_to_mapfile): New function.
6124 * output.h: Include "mapfile.h".
6125 (Output_data::print_to_mapfile): New function.
6126 (Output_data::do_print_to_mapfile): New virtual function.
6127 (Output_segment_headers::do_print_to_mapfile): New function.
6128 (Output_file_header::do_print_to_mapfile): New function.
6129 (Output_data_const::do_print_to_mapfile): New function.
6130 (class Output_data_const_buffer): Add map_name_ field. Update
6131 constructor. Change all callers. Add do_print_to_mapfile
6133 (class Output_data_fixed_space): Likewise.
6134 (class Output_data_space): Likewise.
6135 (class Output_data_zero_fill): New class.
6136 (Output_data_strtab::do_print_to_mapfile): New function.
6137 (Output_data_reloc_base::do_print_to_mapfile): New function.
6138 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6139 (Output_data_group::do_print_to_mapfile): New function.
6140 (Output_data_got::do_print_to_mapfile): New function.
6141 (Output_data_dynamic::do_print_to_mapfile): New function.
6142 (Output_symtab_xindex::do_print_to_mapfile): New function.
6143 (class Output_section): Declare do_print_to_mapflie. Declare
6144 print_to_mapfile in Input_section.
6145 (class Output_segment): Declare new functions.
6146 * object.h (Sized_relobj::symbol_count): New function.
6147 * script-sections.cc
6148 (Output_section_element_dot_assignment::set_section_addresses):
6149 Change Output_data_fixed_space to Output_data_zero_fill.
6150 (Output_data_expression::do_print_to_mapfile): New function.
6151 * script.cc (read_input_script): Add mapfile parameter. Change
6153 * script.h (read_input_script): Update declaration.
6154 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6155 (Eh_frame::do_print_to_mapfile): New function.
6156 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6157 (Output_merge_string::do_print_to_mapfile): New function.
6158 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6160 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6162 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6164 * Makefile.am (CCFILES): Add mapfile.cc.
6165 (HFILES): Add mapfile.h.
6166 * Makefile.in: Rebuild.
6168 2008-05-19 Ian Lance Taylor <iant@google.com>
6170 * options.h (class General_options): Add -z relro.
6171 * layout.cc (Layout::Layout): Initialize relro_segment_.
6172 (Layout::add_output_section_data): Return the output section.
6173 (Layout::make_output_section): Rcognize relro sections and mark
6175 (Layout::attach_allocated_section_to_segment): Put relro sections
6176 in a PT_GNU_RELRO segment.
6177 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6179 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6181 (Layout::linkonce_mapping): Map d.rel.ro.local to
6183 (Layout::output_section_name): Us .data.rel.ro.local for any
6184 section which begins with that.
6185 * layout.h (class Layout): Update add_output_section_data
6186 declaration. Add relro_segment_ field.
6187 * output.cc (Output_section::Output_section): Initialize is_relro_
6188 and is_relro_local_ fields.
6189 (Output_segment::add_output_section): Group relro sections.
6190 (Output_segment::is_first_section_relro): New function.
6191 (Output_segment::maximum_alignment): If there is a relro section,
6192 align the segment to the common page size.
6193 (Output_segment::set_section_addresses): Track whether we are
6194 looking at relro sections. If the last section is a relro
6195 section, align to the common page size.
6196 (Output_segment::set_section_list_addresses): Add in_relro
6197 parameter. Change all callers. Align to the page size when
6198 moving from relro to non-relro section.
6199 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6201 * output.h (class Output_section): Add is_relro_ and
6202 is_relro_local_ fields.
6203 (Output_section::is_relro): New function.
6204 (Output_section::set_is_relro): New function.
6205 (Output_section::is_relro_local): New function.
6206 (Output_section::set_is_relro_local): New function.
6207 (class Output_segment): Update declarations.
6208 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6209 * sparc.cc (Target_sparc::got_section): Likewise.
6210 * x86_64.cc (Target_x86_64::got_section): Likewise.
6211 * testsuite/relro_test_main.cc: New file.
6212 * testsuite/relro_test.cc: New file.
6213 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6214 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6215 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6216 (relro_test.so, relro_test_pic.o): New targets.
6217 * testsuite/Makefile.in: Rebuild.
6219 2008-05-16 Ian Lance Taylor <iant@google.com>
6221 * output.cc (Output_segment::add_output_section): Remove front
6223 * output.h (class Output_segment): Remove
6224 add_initial_output_section and overloaded add_output_section.
6225 Update declaration of remaining add_output_section.
6226 * layout.cc (Layout::create_interp): Call add_output_section
6227 rather than add_initial_output_section.
6228 (Layout::finish_dynamic_section): Likewise.
6230 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6231 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6232 know the dynamic type.
6233 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6234 field. Initialize it in constructor.
6235 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6236 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6237 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6240 * output.cc (Output_reloc::get_address): Change return type to
6242 * output.h (class Output_reloc): Update get_address declaration.
6243 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6244 for section addresses.
6246 2008-05-09 Ian Lance Taylor <iant@google.com>
6249 * gold.cc (gold_nomem): Use return value of write.
6251 2008-05-08 Ian Lance Taylor <iant@google.com>
6253 * symtab.c (Symbol::init_base_output_data): Add version
6254 parameter. Change all callers.
6255 (Symbol::init_base_output_segment): Likewise.
6256 (Symbol::init_base_constant): Likewise.
6257 (Symbol::init_base_undefined): Likewise.
6258 (Sized_symbol::init_output_data): Likewise.
6259 (Sized_symbol::init_output_segment): Likewise.
6260 (Sized_symbol::init_constant): Likewise.
6261 (Sized_symbol::init_undefined): Likewise.
6262 (Symbol_table::do_define_in_output_data): If the new symbol has a
6263 version, mark it as the default.
6264 (Symbol_table::do_define_in_output_segment): Likewise.
6265 (Symbol_table::do_define_as_constant): Likewise.
6266 * symtab.h (class Symbol): Update declarations.
6267 (class Sized_symbol): Likewise.
6268 * resolve.cc (Symbol::override_version): New function.
6269 (Symbol::override_base): Call override_version.
6270 (Symbol::override_base_with_special): Likewise.
6271 * testsuite/ver_script_8.script: New file.
6272 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6273 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6274 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6275 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6277 2008-05-06 Ian Lance Taylor <iant@google.com>
6280 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6282 (class General_options): Remove existing --undefined, and add
6283 --no-undefined instead. Add new --undefined as synonym for -u.
6284 * archive.cc (Archive::add_symbols): Check whether symbol was
6286 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6287 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6288 all uses. Add IS_UNDEFINED. Update declarations to split
6289 different versions of init_base. Declare init_base_undefined.
6290 (Symbol::is_defined): Handle IS_UNDEFINED.
6291 (Symbol::is_undefined): Likewise.
6292 (Symbol::is_weak_undefined): Call is_undefined.
6293 (Symbol::is_absolute): Handle IS_CONSTANT.
6294 (class Sized_symbol): Update declarations to split different
6295 versions of init. Declare init_undefined.
6296 (class Symbol_table): Declare new functions.
6297 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6299 (Symbol::init_base_output_data): Likewise.
6300 (Symbol::init_base_output_segment): Likewise.
6301 (Symbol::init_base_constant): Likewise.
6302 (Symbol::init_base_undefined): New function.
6303 (Sized_symbol::init_object): Rename from init. Change all
6305 (Sized_symbol::init_output_data): Likewise.
6306 (Sized_symbol::init_output_segment): Likewise.
6307 (Sized_symbol::init_constant): Likewise.
6308 (Sized_symbol::init_undefined): New function.
6309 (Symbol_table::add_undefined_symbols_from_command_line): New
6311 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6313 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6314 (Symbol::output_section): Likewise.
6315 (Symbol::set_output_section): Likewise.
6316 (Symbol_table::sized_finalize_symbol): Likewise.
6317 (Symbol_table::sized_write_globals): Likewise.
6318 * resolve.cc (Symbol_table::should_override): Likewise.
6319 (Symbol::override_base_with_special): Likewise.
6321 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6322 symbol, change it to have default visibility.
6323 * testsuite/protected_1.cc: New file.
6324 * testsuite/protected_2.cc: New file.
6325 * testsuite/protected_3.cc: New file.
6326 * testsuite/protected_main_1.cc: New file.
6327 * testsuite/protected_main_2.cc: New file.
6328 * testsuite/protected_main_3.cc: New file.
6329 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6330 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6331 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6332 (protected_1.so): New target.
6333 (protected_1_pic.o, protected_2_pic.o): New targets.
6334 (protected_3_pic.o): New target.
6335 (check_PROGRAMS): Add protected_2.
6336 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6337 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6338 * testsuite/Makefile.in: Rebuild.
6340 * options.h (DEFINE_var): Add set_user_set_##varname__.
6341 (DEFINE_bool_alias): New macro.
6342 (class General_options): Define -Bstatic using DEFINE_bool_alias
6343 rather than DEFINE_special. Add --undefined as an alias for -z
6345 * options.cc (General_options::parse_Bstatic): Remove.
6347 * options.h (class General_options): Add --fatal-warnings.
6348 * main.cc (main): Implement --fatal-warnings.
6349 * errors.h (Errors::warning_count): New function.
6351 * options.h (class General_options): Add -Bsymbolic-functions.
6352 * symtab.h (Symbol::is_preemptible): Check for
6353 -Bsymbolic-functions.
6355 2008-05-05 Ian Lance Taylor <iant@google.com>
6357 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6358 as noVARNAME rather than no-VARNAME.
6359 (class General_options): Add option -z combreloc.
6360 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6362 (Output_reloc::sort_before) [SHT_REL]: New function.
6363 (Output_reloc::sort_before) [SHT_RELA]: New function.
6364 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6365 Sort_relocs_comparison.
6366 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6367 parameter. Change all callers.
6368 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6369 sort_relocs parameter. Change all callers.
6370 * output.cc (Output_reloc::get_address): New function, broken out
6372 (Output_reloc::write_rel): Call it.
6373 (Output_reloc::compare): New function.
6374 (Output_data_reloc_base::do_write): Optionally sort relocs.
6376 * configure.ac: If targ_extra_obj is set, link it in.
6377 * configure.tgt: Initialize all variables.
6378 (x86_64*): Set targ_extra_obj and targ_extra_size.
6379 * configure: Rebuild.
6381 * object.cc (Sized_relobj::include_section_group): Adjust section
6382 indexes read from group data. Build vector to pass to
6384 * layout.cc (Layout::layout_group): Add flags and shndxes
6385 parameters. Remove contents parameter. Change caller. Update
6386 explicit instantiations.
6387 * layout.h (class Layout): Update layout_group declaration.
6388 * output.cc (Output_data_group::Output_data_group): Add flags and
6389 input_shndxes parameters. Remove contents parameter. Change
6391 (Output_data_group::do_write): Change input_sections_ to
6393 * output.h (class Output_data_group): Update constructor
6394 declaration. Rename input_sections_ to input_shndxes_.
6395 * testsuite/many_sections_test.cc: Add template.
6397 2008-04-30 Cary Coutant <ccoutant@google.com>
6399 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6401 * layout.cc (Layout::include_section): Refactored check for debug
6403 (Layout::add_comdat): Add new parameters. Change type
6404 of signature parameter. Add object and shndx to signatures table.
6405 (Layout::find_kept_object): New function.
6406 * layout.h: Include <cstring>.
6407 (Layout::is_debug_info_section): New function.
6408 (Layout::add_comdat): Add new parameters.
6409 (Layout::find_kept_object): New function.
6410 (Layout::Kept_section): New struct.
6411 (Layout::Signatures): Change type of map range.
6412 * object.cc (Relobj::output_section_address): New function.
6413 (Sized_relobj::include_section_group): Add new parameters. Change
6414 calls to Layout::add_comdat. Change to build table of kept comdat
6415 groups and table mapping discarded sections to kept sections.
6416 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6417 (Sized_relobj::do_layout): Change calls to include_section_group and
6418 include_linkonce_section.
6419 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6420 value to zero when section is discarded.
6421 (Sized_relobj::map_to_kept_section): New function.
6422 * object.h (Relobj::output_section_address): New function.
6423 (Relobj::Comdat_group): New type.
6424 (Relobj::find_comdat_group): New function.
6425 (Relobj::Comdat_group_table): New type.
6426 (Relobj::Kept_comdat_section): New type.
6427 (Relobj::Kept_comdat_section_table): New type.
6428 (Relobj::add_comdat_group): New function.
6429 (Relobj::set_kept_comdat_section): New function.
6430 (Relobj::get_kept_comdat_section): New function.
6431 (Relobj::comdat_groups_): New field.
6432 (Relobj::kept_comdat_sections_): New field.
6433 (Symbol_value::input_value): Update comment.
6434 (Sized_relobj::map_to_kept_section) New function.
6435 (Sized_relobj::include_linkonce_section): Add new parameter.
6436 * target-reloc.h (Comdat_behavior): New type.
6437 (get_comdat_behavior): New function.
6438 (relocate_section): Add code to map a discarded section to the
6439 corresponding kept section when applying a relocation.
6441 2008-04-30 Craig Silverstein <csilvers@google.com>
6443 * dwarf_reader.cc (next_generation_count): New static var.
6444 (Addr2line_cache_entry): New struct.
6445 (addr2line_cache): New static var.
6446 (Dwarf_line_info::one_addr2line): Added caching.
6447 (Dwarf_line_info::clear_addr2line_cache): New function.
6448 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6449 cache-size parameter.
6450 (Dwarf_line_info::one_addr2line_cache): New function.
6451 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6452 new cache-size argument to one_addr2line(), and clear cache.
6454 2008-04-28 Cary Coutant <ccoutant@google.com>
6456 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6457 R_386_PC8 relocations.
6459 2008-04-23 Ian Lance Taylor <iant@google.com>
6461 * object.cc (Sized_relobj::include_section_group): Check for
6462 invalid section group.
6464 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6467 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6468 than read for file header.
6469 * archive.cc (Archive::include_member): Likewise.
6471 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6473 * aclocal.m4: Regenerate.
6474 * configure: Regenerate.
6476 2008-04-19 Ian Lance Taylor <iant@google.com>
6478 * version.cc (version_string): Bump to 1.6.
6480 * testsuite/Makefile.am (many_sections_r_test): New target.
6481 (many_sections_r_test_SOURCES): Remove.
6482 (many_sections_r_test_DEPENDENCIES): Remove.
6483 (many_sections_r_test_LDFLAGS): Remove.
6484 (many_sections_r_test_LDADD): Remove.
6486 * object.cc (Sized_relobj::do_add_symbols): Always pass
6487 local_symbol_count_ to add_from_relobj.
6489 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6490 every thousand variables.
6491 * testsuite/Makefile.in: Rebuild.
6493 * object.cc (Xindex::initialize_symtab_xindex): New function.
6494 (Xindex::read_symtab_xindex): New function.
6495 (Xindex::sym_xindex_to_shndx): New function.
6496 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6498 (Sized_relobj::do_initialize_xindex): New function.
6499 (Sized_relobj::do_read_symbols): Adjust section links.
6500 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6501 parameter. Change all callers.
6502 (Sized_relobj::include_section_group): Adjust section links and
6503 symbol section indexes.
6504 (Sized_relobj::do_layout): Adjust section links.
6505 (Sized_relobj::do_count_local_symbols): Adjust section links and
6506 symbol section indexes.
6507 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6508 ordinary and special symbols.
6509 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6510 dynsym_xindex parameters. Change all callers. Adjust section
6511 links. Use SHN_XINDEX when needed.
6512 (Sized_relobj::get_symbol_location_info): Adjust section links.
6513 Don't get fooled by special symbols.
6514 * object.h (class Xindex): Define.
6515 (class Object): Add xindex_ parameter. Declare virtual functoin
6516 do_initialize_xindex.
6517 (Object::adjust_sym_shndx): New function.
6518 (Object::set_xindex): New protected function.
6519 (class Symbol_value): Add is_ordinary_shndx_ field.
6520 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6521 (Symbol_value::value): Assert ordinary section.
6522 (Symbol_value::initialize_input_to_output_map): Likewise.
6523 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6525 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6527 (class Sized_relobj): Update declarations.
6528 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6529 parameter. Change all callers.
6530 (Sized_relobj::adjust_shndx): New function.
6531 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6533 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6534 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6535 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6536 (Sized_dynobj::read_dynsym_section): Adjust section links.
6537 (Sized_dynobj::read_dynamic): Likewise.
6538 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6540 (Sized_dynobj::do_initialize_xindex): New function.
6541 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6542 do_initialize_xindex.
6543 (Sized_dynobj::adjust_shndx): New function.
6544 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6545 dynsym_xindex_ fields.
6546 (Layout::finalize): Add a call to set_section_indexes before
6547 creating the symtab sections.
6548 (Layout::set_section_indexes): Don't do anything if the section
6549 already has a section index.
6550 (Layout::create_symtab_sections): Add shnum parameter. Change
6551 caller. Create .symtab_shndx section if needed.
6552 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6554 (Layout::allocated_output_section_count): New function.
6555 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6557 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6558 fields. Update declarations.
6559 (Layout::symtab_xindex): New function.
6560 (Layout::dynsym_xindex): New function.
6561 (class Write_symbols_task): Add layout_ field.
6562 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6564 * output.cc (Output_section_headers::Output_section_headers): Add
6565 shstrtab_section parameter. Change all callers.
6566 (Output_section_headers::do_sized_write): Store overflow values
6567 for section count and section string table section index in
6568 section header zero.
6569 (Output_file_header::do_sized_write): Check for overflow of
6570 section count and section string table section index.
6571 (Output_symtab_xindex::do_write): New function.
6572 (Output_symtab_xindex::endian_do_write): New function.
6573 * output.h (class Output_section_headers): Add shstrtab_section_.
6574 Update declarations.
6575 (class Output_symtab_xindex): Define.
6576 (Output_section::has_out_shndx): New function.
6577 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6579 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6581 (Sized_symbol::init): Likewise.
6582 (Symbol::output_section): Check for ordinary symbol.
6583 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6584 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6586 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6587 Change all callers. Simplify handling of symbols from sections
6588 not included in the link.
6589 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6591 (Weak_alias_sorter::operator()): Assert that symbols are
6593 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6595 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6596 parameters. Change all callers.
6597 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6598 symbol distinction. Use SHN_XINDEX when needed.
6599 (Symbol_table::write_section_symbol): Add symtab_xindex
6600 parameter. Change all callers.
6601 (Symbol_table::sized_write_section_symbol): Likewise. Use
6602 SHN_XINDEX when needed.
6603 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6605 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6606 (Symbol::is_defined): Check is_ordinary.
6607 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6608 (Symbol::is_absolute, Symbol::is_common): Likewise.
6609 (class Sized_symbol): Update declarations.
6610 (class Symbol_table): Update declarations.
6611 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6612 parameters. Change all callers.
6613 (Sized_symbol::override): Likewise.
6614 (Symbol_table::override): Likewise.
6615 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6616 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6617 is_ordinary, and orig_st_shndx parameters. Change all callers.
6618 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6619 to be in an ordinary section.
6620 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6621 object and is_ordinary parameters. Change all callers.
6622 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6623 Change all callers. Don't add undefined or non-ordinary symbols
6625 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6627 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6629 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6630 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6631 (Sized_relobj::relocate_sections): Likewise.
6632 * target-reloc.h (scan_relocs): Adjust section symbol index.
6633 (scan_relocatable_relocs): Likewise.
6634 * i386.cc (Scan::local): Check for ordinary symbols.
6635 * sparc.cc (Scan::local): Likewise.
6636 * x86_64.cc (Scan::local): Likewise.
6637 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6638 to symbol_section_and_value.
6639 * testsuite/many_sections_test.cc: New file.
6640 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6641 (check_PROGRAMS): Add many_sections_test.
6642 (many_sections_test_SOURCES): Define.
6643 (many_sections_test_DEPENDENCIES): Define.
6644 (many_sections_test_LDFLAGS): Define.
6645 (BUILT_SOURCES): Add many_sections_define.h.
6646 (many_sections_define.h): New target.
6647 (BUILT_SOURCES): Add many_sections_check.h.
6648 (many_sections_check.h): New target.
6649 (check_PROGRAMS): Add many_sections_r_test.
6650 (many_sections_r_test_SOURCES): Define.
6651 (many_sections_r_test_DEPENDENCIES): Define.
6652 (many_sections_r_test_LDFLAGS): Define.
6653 (many_sections_r_test_LDADD): Define.
6654 (many_sections_r_test.o): New target.
6655 * testsuite/Makefile.in: Rebuild.
6657 2008-04-17 Cary Coutant <ccoutant@google.com>
6659 * errors.cc (Errors::info): New function.
6660 (gold_info): New function.
6661 * errors.h (Errors::info): New function.
6662 * gold.h (gold_info): New function.
6663 * object.cc (Input_objects::add_object): Print trace output.
6664 * options.cc (options::parse_set): New function.
6665 (General_options::parse_wrap): Deleted.
6666 (General_options::General_options): Deleted initializer.
6667 * options.h (options::String_set): New typedef.
6668 (options::parse_set): New function.
6669 (DEFINE_set): New macro.
6670 (General_options::wrap): Changed to use DEFINE_set. Changed
6671 callers of any_wrap_symbols and is_wrap_symbol.
6672 (General_options::trace, General_options::trace_symbol):
6674 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6675 (General_options::wrap_symbols_): Deleted.
6676 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6678 2008-04-17 David S. Miller <davem@davemloft.net>
6680 * options.cc (General_options::parse_V): New function.
6681 * options.h: Add entries for -V and -Qy.
6683 2008-04-17 Ian Lance Taylor <iant@google.com>
6685 * common.cc (Symbol_table::allocate_commons): Remove options
6686 parameter. Change caller.
6687 (Symbol_table::do_allocate_commons): Remove options parameter.
6688 Change caller. Just call do_allocate_commons_list twice.
6689 (Symbol_table::do_allocate_commons_list): New function, broken out
6690 of do_allocate_commons.
6691 * common.h (class Allocate_commons_task): Remove options_ field.
6693 * symtab.cc (Symbol_table::Symbol_table): Initialize
6695 (Symbol_table::add_from_object): Put TLS common symbols on
6697 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6698 which are IN_OUTPUT_DATA.
6699 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6700 allocate_commons and do_allocate_commons declarations. Declare
6701 do_allocate_commons_list.
6702 * gold.cc (queue_middle_tasks): Update creation of
6703 Allocate_commons_task to not pass options.
6704 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6705 (TLS_TEST_C_FLAGS): New variable.
6706 (tls_test_c_pic.o): New target.
6707 (tls_test_shared.so): Link in tls_test_c_pic.o.
6708 (tls_test_c_pic_ie.o): New target.
6709 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6710 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6711 (tls_test_c.o): New target.
6712 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6713 (tls_pic_test_LDADD): Likewise.
6714 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6715 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6716 (tls_test_c_gnu2.o): New target.
6717 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6719 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6720 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6721 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6722 * testsuite/tls_test.cc: Include "config.h".
6723 (t_last): Call t11_last.
6724 * testsuite/tls_test.h (t11, t11_last): Declare.
6725 * testsuite/tls_test_c.c: New file.
6726 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6727 * configure.ac: Check for OpenMP support.
6728 * configure, config.in, Makefile.in: Rebuild.
6729 * testsuite/Makefile.in: Rebuild.
6731 2008-04-16 Cary Coutant <ccoutant@google.com>
6733 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6734 (Target_i386::tls_base_symbol_defined_): New field.
6735 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6736 (Target_i386::Scan::global): Likewise.
6737 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6738 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6739 (Target_x86_64::tls_base_symbol_defined_): New field.
6740 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6741 (Target_x86_64::Scan::global): Likewise.
6743 2008-04-16 Cary Coutant <ccoutant@google.com>
6745 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6746 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6747 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6748 building shared libraries.
6749 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6750 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6751 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6752 * testsuite/Makefile.in: Rebuild.
6753 * testsuite/weak_undef.h: New file.
6754 * testsuite/weak_undef_file1.cc: Add extra test cases.
6755 * testsuite/weak_undef_file2.cc: Likewise.
6756 * testsuite/weak_undef_test.cc: Likewise.
6758 2008-04-16 David S. Miller <davem@davemloft.net>
6760 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6761 Add issued_non_pic_error_ field. Declare check_non_pic.
6762 (Target_sparc::Scan::check_non_pic): New function.
6763 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6764 (Target_sparc::Scan::global): Likewise.
6766 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6767 * configure: Rebuild.
6769 * options.h (DEFINE_enable): New macro.
6770 (new_dtags): New enable option.
6771 (initfirst, interpose, loadfltr, nodefaultlib,
6772 nodelete, nodlopen, nodump): New -z options.
6773 * layout.cc (Layout:finish_dynamic_section): If new
6774 dtags enabled, emit DT_RUNPATH. Also, emit a
6775 DT_FLAGS_1 containing any specified -z flags.
6777 2008-04-16 Ian Lance Taylor <iant@google.com>
6779 * copy-relocs.cc: New file.
6780 * copy-relocs.h: New file.
6781 * reloc.cc: Remove Copy_relocs code.
6782 * reloc.h: Likewise.
6783 * reloc-types.h (struct Reloc_types) [both versions]: Add
6784 get_reloc_addend_noerror.
6785 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6786 variants of add_global which take an addend which must be zero.
6787 * i386.cc: Include "copy-relocs.h".
6788 (class Target_i386): Change type of copy_relocs_ to variable,
6790 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6792 (Target_i386::do_finalize_sections): Change handling of
6794 * sparc.cc: Include "copy-relocs.h".
6795 (class Target_sparc): Change type of copy_relocs_ to variable,
6797 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6799 (Target_sparc::do_finalize_sections): Change handling of
6801 * x86_64.cc: Include "copy-relocs.h".
6802 (class Target_x86_64): Change type of copy_relocs_ to variable,
6804 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6805 class. Change all callers.
6806 (Target_x86_64::do_finalize_sections): Change handling of
6808 * Makefile.am (CCFILES): Add copy-relocs.cc.
6809 (HFILES): Add copy-relocs.h.
6811 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6813 * testsuite/script_test_4.sh: Permit leading zeroes.
6815 2008-04-15 Ian Lance Taylor <iant@google.com>
6817 * script-sections.cc (Script_sections::create_segments): Use
6818 header_size_adjustment even when there is enough room for the
6820 * testsuite/script_test_4.sh: New file.
6821 * testsuite/script_test_4.t: New file.
6822 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6823 (check_DATA): Add script_test_4.stdout.
6824 (MOSTLYCLEANFILES): Likewise.
6825 (script_test_4): New target.
6826 (script_test_4.stdout): New target.
6827 * testsuite/Makefile.in: Rebuild.
6829 * sparc.cc: Add definitions for Output_data_plt_sparc class
6832 2008-04-14 David S. Miller <davem@davemloft.net>
6834 * sparc.cc: New file.
6835 * Makefile.am (TARGETSOURCES): Add sparc.cc
6836 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6837 * configure.tgt: Document targ_extra_size and
6838 targ_extra_big_endian. Add entries for sparc-* and
6840 * configure.ac: Handle targ_extra_size and
6841 targ_extra_big_endian.
6842 * Makefile.in: Rebuild.
6843 * configure: Likewise.
6844 * po/POTFILES.in: Likewise.
6845 * po/gold.pot: Likewise.
6847 2008-04-14 Ian Lance Taylor <iant@google.com>
6849 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6850 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6851 in the name/type/flags to section mapping. Don't call
6852 allocate_output_section.
6853 (Layout::choose_output_section): Change parameter from adjust_name
6854 to is_input_section. Don't permit input sections after sections
6855 are attached to segments. Don't call allocate_output_section.
6856 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6857 not write_enable_output_section.
6858 (Layout::make_output_section): Don't push to
6859 unattached_section_list_ nor call attach_to_segment. Call
6860 attach_section_to_segment if sections are attached.
6861 (Layout::attach_sections_to_segments): New function.
6862 (Layout::attach_section_to_segment): New function.
6863 (Layout::attach_allocated_section_to_segment): Rename from
6864 attach_to_segment. Remove flags parameter.
6865 (Layout::allocate_output_section): Remove function.
6866 (Layout::write_enable_output_section): Remove function.
6867 * layout.h (class Layout): Update for above changes. Add new
6868 field sections_are_attached_.
6869 * output.h (Output_section::update_flags_for_input_section): New
6871 * output.cc (Output_section::add_input_section): Call
6872 update_flags_for_input_section.
6873 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6875 2008-04-11 Cary Coutant <ccoutant@google.com>
6877 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6878 thought unnecessary.
6879 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6881 2008-04-11 Ian Lance Taylor <iant@google.com>
6883 * output.h (class Output_section_data): Remove inline definition
6885 * output.cc (Output_section_data::set_addralign): New function.
6887 2008-04-11 Cary Coutant <ccoutant@google.com>
6889 Add support for TLS descriptors for i386 and x86_64.
6890 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6891 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6892 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6894 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6895 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6896 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6898 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6899 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6900 Fix problem with initial-exec relocations.
6901 (Target_i386::Relocate::relocate_tls): Likewise.
6902 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6904 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6905 support for section-plus-offset dynamic table entries.
6906 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6907 (Output_data_dynamic::Dynamic_entry): Add support for
6908 section-plus-offset dynamic table entries.
6909 (Output_data_dynamic::Classification): Likewise.
6910 (Output_data_dynamic::classification_): Renamed offset_.
6911 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6912 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6913 (Target_x86_64::make_plt_section): New function.
6914 (Target_x86_64::reserve_tlsdesc_entries): New function.
6915 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6916 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6917 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6918 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6919 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6920 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6921 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6922 add extra PLT entry for TLS descriptors.
6923 (Output_data_plt_x86_64::got_): New field.
6924 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6925 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6927 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6929 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6930 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6931 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6932 R_386_TLS_DESC_CALL relocations.
6933 (Target_x86_64::Scan::global): Likewise.
6934 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6935 for TLS descriptors.
6936 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6937 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6938 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6939 GD-to-IE relaxation.
6940 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6941 and TLS_DESCRIPTORS.
6942 * Makefile.in: Rebuild.
6943 * configure: Rebuild.
6944 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6945 (tls_test_shared2.so): New target.
6946 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6947 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6948 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6949 (tls_shared_gd_to_ie_test_LDADD): New variable.
6950 (tls_shared_gnu2_gd_to_ie_test): New target.
6951 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6953 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6954 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6955 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6956 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6957 (tls_shared_gnu2_test): New target.
6958 (tls_test_gnu2_shared.so): New target.
6959 (tls_shared_gnu2_test_SOURCES): New variable.
6960 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6961 (tls_shared_gnu2_test_LDFLAGS): New variable.
6962 (tls_shared_gnu2_test_LDADD): New variable.
6963 * testsuite/Makefile.in: Rebuild.
6964 * testsuite/Makefile.
6966 2008-04-11 Ian Lance Taylor <iant@google.com>
6968 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6970 * testsuite/Makefile.in: Rebuild.
6972 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6974 * testsuite/script_test_2.cc (main): Adjust test.
6976 2008-04-11 David S. Miller <davem@davemloft.net>
6977 Ian Lance Taylor <iant@google.com>
6979 * options.h (General_options): Add entries for '-Y' and
6981 * options.cc (General_options:finalize): If -Y was used, add those
6982 entries to the library path instead of the default "/lib" and
6985 2008-04-11 David S. Miller <davem@davemloft.net>
6987 * testsuite/justsyms.t: Start at 0x100.
6988 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6989 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6991 * testsuite/script_test_2.cc: Adjust string and section length
6994 2008-04-09 Ian Lance Taylor <iant@google.com>
6997 * script-sections.cc (Sections_element::allocate_to_segment): Add
6999 (Output_section_definition::allocate_to_segment): Likewise.
7000 (Orphan_output_section::allocate_to_segment): Likewise.
7001 (Script_sections::attach_sections_using_phdrs_clause): Don't
7002 propagate non-PT_LOAD segments to orphan sections.
7003 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7004 readelf rather than objdump.
7005 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7006 .interp section and PT_INTERP segment are the same size.
7007 * testsuite/Makefile.in: Rebuild.
7009 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7010 aliases for symbols defined in the same object.
7011 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7012 (weak_alias_test_SOURCES): New variable.
7013 (weak_alias_test_DEPENDENCIES): New variable.
7014 (weak_alias_test_LDFLAGS): New variable.
7015 (weak_alias_test_LDADD): New variable.
7016 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7017 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7018 (weak_alias_test_3.o): New target.
7019 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7020 * testsuite/weak_alias_test_main.cc: New file.
7021 * testsuite/weak_alias_test_1.cc: New file.
7022 * testsuite/weak_alias_test_2.cc: New file.
7023 * testsuite/weak_alias_test_3.cc: New file.
7025 2008-04-08 Ian Lance Taylor <iant@google.com>
7027 * options.h (class General_options): Add --noinhibit-exec option.
7028 * main.cc (main): Check --noinhibit-exec.
7030 * options.h (class General_options): Define --wrap as a special
7031 option. Add wrap_symbols_ field.
7032 (General_options::any_wrap_symbols): New function.
7033 (General_options::is_wrap_symbol): New function.
7034 * options.cc (General_options::parse_wrap): New function.
7035 (General_options::General_options): Initialize wrap_symbols_.
7036 * symtab.cc (Symbol_table::wrap_symbol): New function.
7037 (Symbol_table::add_from_object): Handle --wrap.
7038 * symtab.h (class Symbol_table): Declare wrap_symbol.
7039 * target.h (Target::wrap_char): New function.
7040 (Target::Target_info): Add wrap_char field.
7041 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7042 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7043 * testsuite/testfile.cc (Target_test::test_target_info):
7046 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7049 * layout.h (class Layout): Add added_eh_frame_data_ field.
7050 * layout.cc (Layout::Layout): Initialize new field.
7051 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7052 output section until we find a section we merged successfully.
7053 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7054 that the size be non-zero.
7056 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7059 2008-04-08 Craig Silverstein <csilvers@google.com>
7061 * configure.ac: Export new conditional variable HAVE_ZLIB.
7062 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7064 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7065 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7067 2008-04-07 Ian Lance Taylor <iant@google.com>
7069 * version.cc (version_string): Set to "1.5".
7071 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7072 Add issued_non_pic_error_ field. Declare check_non_pic.
7073 (Target_x86_64::Scan::check_non_pic): New function.
7074 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7075 (Target_x86_64::Scan::global): Likewise.
7077 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7078 addend parameter. Change caller. Handle merge sections.
7079 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7080 Address to Addend. Don't add in the result of
7081 local_section_offset, pass down the addend and use the returned
7083 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7084 Update declarations of local_section_offset and symbol_value.
7085 * testsuite/two_file_test_1.cc (t18): New function.
7086 * testsuite/two_file_test_2.cc (f18): New function.
7087 * testsuite/two_file_test_main.cc (main): Call t18.
7088 * testsuite/two_file_test.h (t18, f18): Declare.
7090 * configure.ac: Don't test for objdump, c++filt, or readelf.
7091 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7093 (TEST_READELF): New variable.
7094 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7095 (check_PROGRAMS): Add two_file_strip_test.
7096 (two_file_strip_test): New target.
7097 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7098 (two_file_same_shared_strip_test_SOURCES): New variable.
7099 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7100 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7101 (two_file_same_shared_strip_test_LDADD): New variable.
7102 (two_file_shared_strip.so): New target.
7103 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7104 (ver_test_5.syms, ver_test_7.syms): Likewise.
7105 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7106 (strip_test_3.stdout): Use TEST_OBJDUMP.
7107 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7109 2008-04-04 Cary Coutant <ccoutant@google.com>
7111 * symtab.h (Symbol::is_weak_undefined): New function.
7112 (Symbol::is_strong_undefined): New function.
7113 (Symbol::is_absolute): New function.
7114 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7115 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7117 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7118 (weak_undef_test): New target.
7119 * testsuite/Makefile.in: Rebuild.
7120 * testsuite/weak_undef_file1.cc: New file.
7121 * testsuite/weak_undef_file2.cc: New file.
7122 * testsuite/weak_undef_test.cc: New file.
7124 2008-04-03 Craig Silverstein <csilvers@google.com>
7126 * compressed_output.h (class Output_compressed_section): Use
7128 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7130 (zlib_compressed_suffix): Removed.
7131 (Output_compressed_section::set_final_data_size): Use unsigned
7133 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7134 Fix linker invocation.
7135 (flagstest_o_specialfile_and_compress_debug_sections):
7137 * testsuite/Makefile.in: Regenerated.
7139 2008-04-02 David S. Miller <davem@davemloft.net>
7141 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7142 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7144 2008-04-02 Craig Silverstein <csilvers@google.com>
7148 2008-04-02 Ian Lance Taylor <iant@google.com>
7150 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7151 parameters. Update for new key type to views_. Change all
7153 (File_read::read): Adjust for byteshift in returned view.
7154 (File_read::add_view): New function, broken out of
7156 (File_read::make_view): New function, broken out of
7158 (File_read::find_or_make_view): Add offset and aligned
7159 parameters. Rewrite accordingly. Change all callers.
7160 (File_read::get_view): Add offset and aligned parameters. Adjust
7161 for byteshift in return value.
7162 (File_read::get_lasting_view): Likewise.
7163 * fileread.h (class File_read): Update declarations.
7164 (class File_read::View): Add byteshift_ field. Add byteshift to
7165 constructor. Add byteshift method.
7166 * archive.h (Archive::clear_uncached_views): New function.
7167 (Archive::get_view): Add aligned parameter. Change all callers.
7168 * object.h (Object::get_view): Add aligned parameter. Change all
7170 (Object::get_lasting_view): Likewise.
7172 * fileread.cc (File_read::release): Don't call clear_views if
7173 there are multiple objects.
7174 * fileread.h (File_read::clear_uncached_views): New function.
7175 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7178 2008-03-31 Cary Coutant <ccoutant@google.com>
7180 Add thin archive support.
7181 * archive.cc (Archive::armagt): New const.
7182 (Archive::setup): Remove task parameter and calls to unlock.
7183 (Archive::unlock_nested_archives): New function.
7184 (Archive::read_header): Add nested_off parameter. Change
7186 (Archive::interpret_header): Likewise.
7187 (Archive::include_all_members): Change to handle thin
7189 (Archive::include_member): Likewise.
7190 * archive.h (Archive::Archive): Add new parameters and
7192 (Archive::armagt): New const.
7193 (Archive::setup): Remove task parameter.
7194 (Archive::unlock_nested_archives): New function.
7195 (Archive::read_header): Add nested_off parameter.
7196 (Archive::interpret_header): Likewise.
7197 (Archive::Nested_archive_table): New typedef.
7198 (Archive::is_thin_archive_): New field.
7199 (Archive::nested_archives_): New field.
7200 (Archive::options_): New field.
7201 (Archive::dirpath_): New field.
7202 (Archive::task_): New field.
7203 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7204 for thin archives. Pass additional parameters to
7205 Archive::Archive. Unlock the archive file after calling
7208 2008-03-29 Ian Lance Taylor <iant@google.com>
7210 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7211 version symbol to be local.
7212 * testsuite/ver_test_4.sh: New file.
7213 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7214 (check_DATA): Add ver_test_4.syms.
7215 (ver_test_4.syms): New target.
7216 * testsuite/Makefile.in: Rebuild.
7219 (Output_section::Input_section_sort_entry::has_priority): New
7221 (Output_section::Input_section_sort_entry::match_file_name): New
7223 (Output_section::Input_section_sort_entry::match_section_name):
7225 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7227 (Output_section::Input_section_sort_entry::match_section_file):
7229 (Output_section::Input_section_sort_compare::operator()): Rewrite
7230 using new Input_section_sort_entry functions. Sort crtbegin and
7231 crtend first. Sort sections with no priority before sections with
7233 * testsuite/initpri1.c (d3): Check j != 4.
7234 (cd5): New constructor/destructor function.
7235 (main): Check j != 2.
7237 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7238 new symbol when resolving, don't call set_is_default.
7239 * testsuite/ver_test_7.cc: New file.
7240 * testsuite/ver_test_7.sh: New file.
7241 * testsuite/Makefile.am (ver_test_7.so): New target.
7242 (ver_test_7.o): New target.
7243 (check_SCRIPTS): Add ver_test_7.sh.
7244 (check_DATA): Add ver_test_7.syms.
7245 (ver_test_7.syms): New target.
7247 2008-03-28 Ian Lance Taylor <iant@google.com>
7249 * layout.cc (Layout::layout): If we see an input section with a
7250 name that needs sorting, set the must_sort flag for the output
7252 (Layout::make_output_section): If the name of the output section
7253 indicates that it might require sorting, set the may_sort flag.
7254 * output.h (Output_section::may_sort_attached_input_sections): New
7256 (Output_section::set_may_sort_attached_input_sections): New
7258 (Output_section::must_sort_attached_input_sections): New
7260 (Output_section::set_must_sort_attached_input_sections): New
7262 (class Output_section): Declare Input_section_sort_entry. Define
7263 Input_section_sort_compare. Declare
7264 sort_attached_input_sections. Add new fields:
7265 may_sort_attached_input_sections_,
7266 must_sort_attached_input_sections_,
7267 attached_input_sections_are_sorted_.
7268 * output.cc (Output_section::Output_section): Initialize new
7270 (Output_section::add_input_section): Add an entry to
7271 input_sections_ if may_sort or must_sort are true.
7272 (Output_section::set_final_data_size): Call
7273 sort_attached_input_sections if necessary.
7274 (Output_section::Input_section_sort_entry): Define new class.
7275 (Output_section::Input_section_sort_compare::operator()): New
7277 (Output_section::sort_attached_input_sections): New function.
7278 * configure.ac: Check whether the compiler supports constructor
7279 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7280 * testsuite/initpri1.c: New file.
7281 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7282 CONSTRUCTOR_PRIORITY.
7283 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7284 (initpri1_LDFLAGS): New variable.
7285 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7287 2008-03-27 Ian Lance Taylor <iant@google.com>
7289 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7290 * testsuite/common_test_1.c: New file.
7291 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7292 (common_test_1_SOURCES): New variable.
7293 (common_test_1_DEPENDENCIES): New variable.
7294 (common_test_1_LDFLAGS): New variable.
7296 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7297 and commons_ correctly when NAME/VERSION does not override
7299 * testsuite/ver_test_6.c: New file.
7300 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7301 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7302 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7304 2008-03-26 Ian Lance Taylor <iant@google.com>
7306 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7307 of an undefined symbol from a version script.
7308 * testsuite/Makefile.am (ver_test_5.so): New target.
7309 (ver_test_5.o): New target.
7310 (check_SCRIPTS): Add ver_test_5.sh.
7311 (check_DATA): Add ver_test_5.syms.
7312 (ver_test_5.syms): New target.
7313 * testsuite/ver_test_5.cc: New file.
7314 * testsuite/ver_test_5.script: New file.
7315 * testsuite/ver_test_5.sh: New file.
7316 * Makefile.in, testsuite/Makefile.in: Rebuild.
7319 Fix problems building gold with gcc 4.3.0.
7320 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7321 (gold_error_at_location, gold_warning_at_location): Use it.
7322 * configure.ac: Check whether we can compile and use a template
7323 function with a printf attribute.
7324 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7325 when jumping over bytes.
7326 * object.cc: Instantiate Object::read_section_data.
7327 * debug.h: Include <cstring>
7328 * dwarf_reader.cc: Include <algorithm>
7329 * main.cc: Include <cstring>.
7330 * options.cc: Include <cstring>.
7331 * output.cc: Include <cstring>.
7332 * script.cc: Include <cstring>.
7333 * script.h: Include <string>.
7334 * symtab.cc: Include <cstring> and <algorithm>.
7335 * target-select.cc: Include <cstring>.
7336 * version.cc: Include <string>.
7337 * testsuite/testmain.cc: Include <cstdlib>.
7338 * configure, config.in: Rebuild.
7340 2008-03-25 Ian Lance Taylor <iant@google.com>
7342 * options.cc: Include "../bfd/bfdver.h".
7343 (options::help): Print bug reporting address.
7345 * version.cc (print_version): Adjust output for current value of
7350 * options.cc (options::help): Print list of supported targets.
7351 * target-select.h: Include <vector>.
7352 (class Target_selector): Make machine_, size_, and is_big_endian_
7353 fields const. Add bfd_name_ and instantiated_target_ fields.
7354 (Target_selector::Target_selector): Add bfd_name parameter.
7355 (Target_selector::recognize): Make non-virtual, call
7357 (Target_selector::recognize_by_name): Make non-virtual, call
7358 do_recognize_by_name.
7359 (Target_selector::supported_names): New function.
7360 (Target_selector::bfd_name): New function.
7361 (Target_selector::do_instantiate_target): New pure virtual
7363 (Target_selector::do_recognize): New virtual function.
7364 (Target_selector::do_recognize_by_name): New virtual function.
7365 (Target_selector::instantiate_target): New private function.
7366 (supported_target_names): Declare.
7367 * target-select.cc (Target_selector::Target_selector): Update for
7368 new parameter and fields.
7369 (select_target_by_name): Check that the name matches before
7370 calling recognize_by_name.
7371 (supported_target_names): New function.
7372 * i386.cc (class Target_selector_i386): Update Target_selector
7373 constructor call. Remove recognize and recognize_by_name. Add
7374 do_instantiate_target.
7375 * x86_64.cc (class Target_selector_x86_64): Likewise.
7376 * testsuite/testfile.cc (class Target_selector_test): Update for
7377 changes to Target_selector.
7379 * README: Rewrite, with some notes on unsupported features.
7381 2008-03-24 Cary Coutant <ccoutant@google.com>
7383 * i386.cc (Target_i386::Got_type): New enum declaration.
7384 (Target_i386::Scan::local): Updated callers of Output_data_got
7386 (Target_i386::Scan::global): Likewise.
7387 (Target_i386::Relocate::relocate): Likewise.
7388 (Target_i386::Relocate::relocate_tls): Likewise.
7389 * object.h (Got_offset_list): New class.
7390 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7391 (Sized_relobj::local_got_offset): Likewise.
7392 (Sized_relobj::set_local_got_offset): Likewise.
7393 (Sized_relobj::local_has_tls_got_offset): Removed.
7394 (Sized_relobj::local_tls_got_offset): Removed.
7395 (Sized_relobj::set_local_tls_got_offset): Removed.
7396 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7397 * output.cc (Output_data_got::add_global): Added got_type parameter.
7398 (Output_data_got::add_global_with_rel): Likewise.
7399 (Output_data_got::add_global_with_rela): Likewise.
7400 (Output_data_got::add_global_pair_with_rel): New function.
7401 (Output_data_got::add_global_pair_with_rela): New function.
7402 (Output_data_got::add_local): Added got_type parameter.
7403 (Output_data_got::add_local_with_rel): Likewise.
7404 (Output_data_got::add_local_with_rela): Likewise.
7405 (Output_data_got::add_local_pair_with_rel): New function.
7406 (Output_data_got::add_local_pair_with_rela): New function.
7407 (Output_data_got::add_global_tls): Removed.
7408 (Output_data_got::add_global_tls_with_rel): Removed.
7409 (Output_data_got::add_global_tls_with_rela): Removed.
7410 (Output_data_got::add_local_tls): Removed.
7411 (Output_data_got::add_local_tls_with_rel): Removed.
7412 (Output_data_got::add_local_tls_with_rela): Removed.
7413 * output.h (Output_data_got::add_global): Added got_type parameter.
7414 (Output_data_got::add_global_with_rel): Likewise.
7415 (Output_data_got::add_global_with_rela): Likewise.
7416 (Output_data_got::add_global_pair_with_rel): New function.
7417 (Output_data_got::add_global_pair_with_rela): New function.
7418 (Output_data_got::add_local): Added got_type parameter.
7419 (Output_data_got::add_local_with_rel): Likewise.
7420 (Output_data_got::add_local_with_rela): Likewise.
7421 (Output_data_got::add_local_pair_with_rel): New function.
7422 (Output_data_got::add_local_pair_with_rela): New function.
7423 (Output_data_got::add_global_tls): Removed.
7424 (Output_data_got::add_global_tls_with_rel): Removed.
7425 (Output_data_got::add_global_tls_with_rela): Removed.
7426 (Output_data_got::add_local_tls): Removed.
7427 (Output_data_got::add_local_tls_with_rel): Removed.
7428 (Output_data_got::add_local_tls_with_rela): Removed.
7429 * resolve.cc (Symbol::override_base_with_special): Removed
7430 reference to has_got_offset_ field.
7431 * symtab.cc (Symbol::init_fields): Replaced initialization
7432 of got_offset_ with got_offsets_. Removed initialization
7434 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7435 (Symbol::got_offset): Likewise.
7436 (Symbol::set_got_offset): Likewise.
7437 (Symbol::has_tls_got_offset): Removed.
7438 (Symbol::tls_got_offset): Removed.
7439 (Symbol::set_tls_got_offset): Removed.
7440 (Symbol::got_offset_): Removed.
7441 (Symbol::tls_mod_got_offset_): Removed.
7442 (Symbol::tls_pair_got_offset_): Removed.
7443 (Symbol::got_offsets_): New field.
7444 (Symbol::has_got_offset): Removed.
7445 (Symbol::has_tls_mod_got_offset): Removed.
7446 (Symbol::has_tls_pair_got_offset): Removed.
7447 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7448 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7450 (Target_x86_64::Scan::global): Likewise.
7451 (Target_x86_64::Relocate::relocate): Likewise.
7452 (Target_x86_64::Relocate::relocate_tls): Likewise.
7454 2008-03-25 Ben Elliston <bje@au.ibm.com>
7456 * yyscript.y: Fix spelling error in comment.
7458 2008-03-24 Ian Lance Taylor <iant@google.com>
7460 * options.h (class General_options): Define build_id option.
7461 * layout.h (class Layout): Declare write_build_id, create_note,
7462 create_build_id. Add build_id_note_ member.
7463 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7464 "libiberty.h", "md5.h", "sha1.h".
7465 (Layout::Layout): Initialize eh_frame_data_,
7466 eh_frame_hdr_section_, and build_id_note_.
7467 (Layout::finalize): Call create_build_id.
7468 (Layout::create_note): New function, broken out of
7469 Layout::create_gold_note.
7470 (Layout::create_gold_note): Call create_note.
7471 (Layout::create_build_id): New function.
7472 (Layout::write_build_id): New function.
7473 (Close_task_runner::run): Call write_build_id.
7475 * x86_64.cc: Correct license to GPLv3.
7477 2008-03-23 Ian Lance Taylor <iant@google.com>
7479 * options.cc: Include "demangle.h".
7480 (parse_optional_string): New function.
7481 (parse_long_option): Handle takes_optional_argument.
7482 (parse_short_option): Update dash_z initializer. Handle
7483 takes_optional_argument.
7484 (General_options::General_options): Initialize do_demangle_.
7485 (General_options::finalize): Set do_demangle_. Handle demangling
7487 * options.h (parse_optional_string): Declare.
7488 (struct One_option): Add optional_arg field. Update constructor.
7489 Update call constructor calls. Add takes_optional_argument
7491 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7492 (DEFINE_optional_string): Define.
7493 (General_options::demangle): Change from DEFINE_bool to
7494 DEFINE_optional_string.
7495 (General_options::no_demangle): New function.
7496 (General_options::do_demangle): New function.
7497 (General_options::set_do_demangle): New function.
7498 (General_options::execstack_status_): Move definition to end of
7500 (General_options::static_): Likewise.
7501 (General_options::do_demangle_): New field.
7502 * object.cc (big_endian>::get_symbol_location_info): Call
7503 Options::do_demangle, not Options::demangle.
7504 * symtab.cc (demangle): Likewise.
7506 2008-03-22 Ian Lance Taylor <iant@google.com>
7508 * gold.h: Include <cstddef> and <sys/types.h>
7509 * options.h: Include <cstring>.
7511 2008-03-21 Ian Lance Taylor <iant@google.com>
7513 * Added source code to GNU binutils.