1 2009-09-26 Ian Lance Taylor <iant@google.com>
3 * testsuite/initpri1.c: Don't try to use constructor priorities if
4 compiling with gcc before 4.3.
6 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8 * testsuite/retain_symbols_file_test.sh (check_present): Change
9 output file name to retain_symbols_file_test.stdout.
10 (check_absent): Likewise.
12 2009-09-18 Craig Silverstein <csilvers@google.com>
14 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
15 * options.cc: Include <cerrno> and <fstream>.
16 (General_options::finalize): Parse -retain-symbols-file tag.
17 * options.h: New flag.
18 (General_options): New method should_retain_symbol, new
19 variable symbols_to_retain.
20 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
21 should_retain_symbol map.
22 * testsuite/Makefile.am (retain_symbols_file_test): New test.
23 * testsuite/Makefile.in: Regenerate.
24 * testsuite/retain_symbols_file_test.sh: New file.
26 2009-09-18 Nick Clifton <nickc@redhat.com>
28 * po/es.po: Updated Spanish translation.
30 2009-09-17 Doug Kwan <dougkwan@google.com>
32 * debug.h (DEBUG_RELAXATION): New constant.
33 (DEBUG_ALL): Add DEBUG_RELAXATION.
34 (debug_string_to_enum): Add relaxation debug option.
36 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
37 Layout::Relaxation_debug_check::read_sections,
38 Layout::Relaxation_debug_check::read_sections): New method definitions.
39 (Layout::Layout): Initialize data members
40 record_output_section_data_from_scrips_,
41 script_output_section_data_list_ and relaxation_debug_check_.
42 (Layout::save_segments, Layout::restore_segments,
43 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
44 Layout::relaxation_loop_body): New method definitions.
45 (Layout::finalize): Support relaxation. Move section layout code to
46 Layout::relaxation_loop_body.
47 (Layout::set_asection_address_from_script): Move code for orphan
48 section placement out.
49 (Layout::place_orphan_sections_in_script): New method definition.
50 * layout.h (Output_segment_headers, Output_file_header):
51 New forward class declarations.
52 (Layout::~Layout): Define.
53 (Layout::new_output_section_data_from_script): New method definition.
54 (Layout::place_orphan_sections_in_script): New method declaration.
55 (Layout::Segment_states): New type declaration.
56 (Layout::save_segments, Layout::restore_segments,
57 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
58 Layout::relaxation_loop_body): New method declarations.
59 (Layout::Output_section_data_list): New type declaration.
60 (Layout::Relaxation_debug_check): New class definition.
61 (Layout::record_output_section_data_from_script_,
62 Layout::script_output_section_data_list_, Layout::segment_states_,
63 Layout::relaxation_debug_check_): New data members.
64 * output.cc: (Output_section_headers::do_size): New method definition.
65 (Output_section_headers::Output_section_headers): Move size
66 computation to Output_section_headers::do_size.
67 (Output_segment_headers::do_size): New method definition.
68 (Output_file_header::Output_file_header): Move size computation to
69 Output_file_header::do_size and call it.
70 (Output_file_header::do_size): New method definition.
71 (Output_data_group::Output_data_group): Adjust call to
73 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
74 (Output_symtab_xindex::do_write): Add array bound check.
75 (Output_section::Input_section::print_to_mapfile): Handle
76 RELAXED_INPUT_SECTION_CODE.
77 (Output_section::Output_section): Initialize data member checkpoint_.
78 (Output_section::~Output_section): Delete checkpoint object pointed
80 (Output_section::add_input_section): Always add an Input_section if
82 (Output_section::add_merge_input_section): Add assert.
83 (Output_section::relax_input_section): New method definition.
84 (Output_section::set_final_data_size): Set load address to zero for
85 an unallocated section.
86 (Output_section::do_address_and_file_offset_have_reset_values):
87 New method definition.
88 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
89 Handle relaxed input section.
90 (Output_section::sort_attached_input_sections): Checkpoint input
92 (Output_section::get_input_sections): Change type of input_sections to
93 list of Simple_input_section pointers. Checkpoint input section list
94 lazily. Also handle relaxed input sections.
95 (Output_section::add_input_section_for_script): Take a reference to
96 a Simple_input_section object instead of Relobj pointer and section
97 index as parameter. Handle relaxed input sections.
98 (Output_section::save_states, Output_section::restore_states): New
100 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
101 (Output_data::is_data_size_fixed): New method definition.
102 (Output_data::reset_addresss_and_file_offset): Do not reset data size
104 (Output_data::address_and_file_offset_have_reset_values): New method
106 (Output_data::do_address_and_file_offset_have_reset_values): New method
108 (Output_data::set_data_size): Check that data size is not fixed.
109 (Output_data::fix_data_size): New method definition.
110 (Output_data::is_data_size_fixed_): New data member.
111 (Output_section_headers::set_final_data_size): New method definition.
112 (Output_section_headers::do_size): New method declaration.
113 (Output_segment_headers::set_final_data_size): New method definition.
114 (Output_segment_headers::do_size): New method declaration.
115 (Output_file_header::set_final_data_size)::New method definition.
116 (Output_file_header::do_size)::New method declaration.
117 (Output_section_data::Output_section_data): Add new parameter
118 is_data_size_fixed and use it to fix data size.
119 (Output_data_const::Output_data_const): Adjust call to base class
120 constructor and fix data size.
121 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
122 base class constructor and fix data size.
123 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
124 base class constructor and fix data size.
125 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
126 class constructor and fix data size.
127 (Output_data_group::set_final_data_size): New method definition.
128 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
129 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
130 class constructor and fix data size.
131 (Output_relaxed_input_section): New class definition.
132 (Output_section::Simple_input_section): New class definition.
133 (Output_section::get_input_sections): Adjust parameter list.
134 (Output_section::add_input_section_for_script): Same.
135 (Output_section::save_states, Output_section::restore_states,
136 Output_section::do_address_and_file_offset_have_reset_values,
137 (Output_section::Input_section::Input_section): Handle
138 RELAXED_INPUT_SECTION_CODE. Add new overload for
139 Output_relaxed_input_section.
140 (Output_section::Input_section::is_input_section,
141 Output_section::Input_section::set_output_section): Handle relaxed
143 (Output_section::Input_section::is_relaxed_input_section,
144 Output_section::Input_section::output_section_data,
145 Output_section::Input_section::relaxed_input_section): New method
147 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
149 (Output_section::Input_section::u1_): Update comments.
150 (Output_section::Input_section::u2_): Add new union member poris.
151 (Output_section::Checkpoint_output_section): New classs definition.
152 (Output_section::relax_input_section): New method declaration.
153 (Output_section::checkpoint_): New data member.
154 (Output_segment): Update comments.
155 (Output_segment::Output_segment): Un-privatize copy constructor.
156 (Output_segment::operator=): Un-privatize.
157 * script-sections.cc (Output_section_element::Input_section_list):
158 Change element type to Output_section::Simple_input_section.
159 (Output_section_element_dot_assignment::set_section_addresses):
160 Register output section data for relaxation clean up.
161 (Output_data_exression::Output_data_expression): Adjust call to base
162 constructor to fix data size.
163 (Output_section_element_data::set_section_addresses): Register
164 Output_data_expression object for relaxation clean up.
165 (struct Input_section_info): Replace Relobj pointer and section index
166 pair with Output_section::Simple_input_section and Convert struct to a
168 (Input_section_sorter::operator()): Adjust access to
169 Input_section_info data member to use accessors.
170 (Output_section_element_input::set_section_addresses): Use layout
171 parameter. Adjust code to use Output_section::Simple_input_section
172 and Input_secction_info classes. Register filler for relaxation
174 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
175 and section index pair with Output_section::Simple_input_section
176 class. Adjust code accordingly.
177 (Phdrs_element::release_segment): New method definition.
178 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
180 (Script_sections::release_segments): New method definition.
181 * gold/script-sections.h (Script_sections::release_segments): New
183 * gold/target.h (Target::may_relax, Target::relax,
184 Target::do_may_relax, Target::do_relax): New method definitions.
186 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
188 * arm.cc (has_signed_unsigned_overflow): New function.
189 (Arm_relocate_functions::abs8): New function.
190 (Target_arm::Scan::local): Handle R_ARM_ABS8.
191 (Target_arm::Scan::global): Likewise.
192 (Target_arm::relocate::relocate): Likewise.
193 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
196 2009-09-16 Cary Coutant <ccoutant@google.com>
198 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
199 * testsuite/Makefile.in: Regenerate.
201 2009-09-11 Nick Clifton <nickc@redhat.com>
203 * po/gold.pot: Updated by the Translation project.
205 2009-09-08 Cary Coutant <ccoutant@google.com>
207 * output.cc (Output_file::open): Add execute permission to empty file.
208 * testsuite/Makefile.am (permission_test): New test.
209 * testsuite/Makefile.in: Regenerate.
211 2009-09-02 Ian Lance Taylor <iant@google.com>
213 * output.cc (Output_file::resize): Call map_no_anonymous rather
216 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
218 * gold.cc: Include "incremental.h".
219 (queue_initial_tasks): Call Incremental_checker methods.
220 * incremental.cc: Include "output.h".
221 (Incremental_checker::can_incrementally_link_output_file): New
223 * incremental.h (Incremental_checker): New class.
225 * output.cc (Output_file::open_for_modification): New method.
226 (Output_file::map_anonymous): Changed return type to bool. Record
228 (Output_file::map_no_anonymous): New method, broken out of map.
229 (Output_file::map): Use map_no_anonymous and map_anonymous.
230 * output.h (class Output_file): Update declarations.
232 2009-08-24 Cary Coutant <ccoutant@google.com>
234 * options.h (Command_line::Pre_options): New class.
235 (Command_line::pre_options): New member.
236 * options.cc (gold::options::ready_to_register): New variable.
237 (One_option::register_option): Do nothing if not registering options.
238 Assert if same short option registered twice.
239 (General_options::General_options): Turn off option registration when
241 (Command_line::Pre_options::Pre_options): New constructor.
243 2009-08-24 Cary Coutant <ccoutant@google.com>
245 * options.h (General_options::no_keep_memory): Remove incorrect
248 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
250 * Makefile.am (am__skiplex, am__skipyacc): New.
251 * Makefile.in: Regenerate.
253 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
255 * Makefile.am (AM_CPPFLAGS): Renamed from ...
256 (INCLUDES): ... this.
257 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
258 (AM_CPPFLAGS): Renamed from ...
260 * Makefile.in, testsuite/Makefile.in: Regenerate.
262 * Makefile.in: Regenerate.
263 * aclocal.m4: Likewise.
264 * config.in: Likewise.
265 * configure: Likewise.
266 * testsuite/Makefile.in: Likewise.
268 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
269 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
270 * Makefile.in: Regenerate.
271 * testsuite/Makefile.in: Regenerate.
273 2009-08-19 Cary Coutant <ccoutant@google.com>
275 * resolve.cc (Symbol_table::resolve): Don't complain about defined
276 symbols in shared libraries overridden by hidden or internal symbols
279 2009-08-19 Chris Demetriou <cgd@google.com>
281 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
282 checking source file names in error messages.
284 2009-08-18 Doug Kwan <dougkwan@google.com>
286 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
287 an elcpp::Ehdr as parameter. Adjust call to set_target.
288 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
289 an elfcpp::Ehdr as parameter.
290 * object.cc (Object::set_target): Remove the version that looks up
291 a target and sets it.
292 (Sized_relobj::setup): Take a Target object instead of
293 an elfcpp::Ehdr as parameter. Adjust call to set_target.
294 (make_elf_sized_object): Find target and ask target to
296 * object.h: (Object::set_target): Remove the version that looks up
297 a target and sets it.
298 (Sized_relobj::setup): Take a Target object instead of
299 an elfcpp:Ehdr as parameter.
300 * target.cc: Include dynobj.h.
301 (Target::do_make_elf_object_implementation): New.
302 (Target::do_make_elf_object): New.
303 * target.h (Target::make_elf_object): New template declaration.
304 (Target::do_make_elf_object): New method declarations.
305 (Target::do_make_elf_object_implementation): New template declaration.
307 2009-08-14 Ian Lance Taylor <iant@google.com>
309 * gold.h (FUNCTION_NAME): Define.
310 (gold_unreachable): Use FUNCTION_NAME.
312 2009-08-12 Sriraman Tallam <tmsriram@google.com>
314 * icf.cc (Icf::find_identical_sections): Issue a warning when a
315 symbol in the --keep-unique list is not found.
317 2009-08-12 Sriraman Tallam <tmsriram@google.com>
319 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
320 been maked as --keep-unique.
321 (Icf::unfold_section): New function.
322 * icf.h (Icf::unfold_section): New function.
323 * options.h (General_options::keep_unique): New option.
324 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
325 * testsuite/Makefile.in: Regenerate.
326 * testsuite/icf_keep_unique_test.sh: New file.
327 * testsuite/icf_keep_unique_test.cc: New file.
329 2009-08-12 Cary Coutant <ccoutant@google.com>
332 * resolve.cc (Symbol_table::resolve): Check for references from
333 dynamic objects to hidden and internal symbols.
334 * testsuite/Makefile.am (hidden_test.sh): New test.
335 * testsuite/Makefile.in: Regenerate.
336 * testsuite/hidden_test.sh: New script.
337 * testsuite/hidden_test_1.c: New test source.
338 * testsuite/hidden_test_main.c: New test source.
340 2009-08-11 Doug Kwan <dougkwan@google.com>
342 * arm.cc: Update comments.
343 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
344 segment to locate the .ARM.exidx section if present.
346 2009-08-09 Doug Kwan <dougkwan@google.com>
348 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
351 2009-08-07 Sriraman Tallam <tmsriram@google.com>
352 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
355 2009-08-06 Sriraman Tallam <tmsriram@google.com>
357 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
358 valid tls_segment only for non-debug-section relocations.
359 * testsuite/Makefile.am: Add gc_tls_test.
360 * testsuite/Makefile.in: Regenerate.
361 * testsuite/gc_tls_test.cc: New file.
362 * testsuite/gc_tls_test.sh: New file.
364 2009-08-05 Sriraman Tallam <tmsriram@google.com>
368 * Makefile.am (CCFILES): Add icf.cc.
370 * Makefile.in: Regenerate.
371 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
372 * gc.h (gc_process_relocs): Populate lists used by icf to contain
373 section, symbol and addend information for the relocs.
374 * gold.cc (queue_middle_tasks): Call identical code folding.
375 * gold.h: Add defines for multimap.
376 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
377 to the call of finalize_local_symbols.
378 * main.cc (main): Create object of class Icf.
379 * object.cc (Sized_relobj::do_layout): Allow this function to be
380 called twice during icf.
381 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
382 to sections marked as identical by icf.
383 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
385 (Sized_relobj::do_section_entsize): New function.
386 * object.h (Object::section_entsize): New function.
387 (Object::do_section_entsize): New pure virtual function.
388 (Relobj::finalize_local_symbols): Add new parameter.
389 (Relobj::do_section_entsize): New function.
390 * options.h (General_options::icf): New option.
391 (General_options::icf_iterations): New option.
392 (General_options::print_icf_sections): New option.
393 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
394 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
395 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
397 * symtab.cc (Symbol_table::is_section_folded): New function.
398 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
399 to sections marked as identical by icf.
400 * symtab.h (Symbol_table::set_icf): New function.
401 (Symbol_table::icf): New function.
402 (Symbol_table::is_section_folded): New function.
403 (Symbol_table::icf_): New data member.
404 * target-reloc.h (relocate_section): Ignore sections folded by icf.
405 * testsuite/Makefile.am: Add commands to build icf_test.
406 * testsuite/Makefile.in: Regenerate.
407 * testsuite/icf_test.sh: New file.
408 * testsuite/icf_test.cc: New file.
410 2009-07-24 Chris Demetriou <cgd@google.com>
412 * layout.cc (is_compressible_debug_section): Fix incorrect
413 comment about compressed section names.
415 2009-07-20 Ian Lance Taylor <ian@airs.com>
418 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
420 2009-07-16 Ian Lance Taylor <iant@google.com>
423 * layout.h: #include <map>.
424 (class Kept_section): Change from struct to class. Add accessors
425 and setters. Add section size to Comdat_group mapping. Change
426 Comdat_group to std::map. Add is_comdat_ field. Add
427 linkonce_size field in union.
428 (class Layout): Update declaration of find_or_add_kept_section.
429 Don't declare find_kept_object.
430 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
431 parameter. Add object, shndx, is_comdat, and is_group_name
432 parameters. Change all callers. Adjust for new Kept_section.
433 (Layout::find_kept_object): Remove.
434 * object.cc (Sized_relobj::include_section_group): Update use of
435 Kept_section. Rename secnum to shndx. Only record
436 Kept_comdat_section if sections are the same size.
437 (Sized_relobj::include_linkonce_section): Update use of
438 Kept_section. Only record Kept_comdat_section if sections are the
439 same size. Set size of linkonce section.
440 (Sized_relobj::map_to_kept_section): Update call to
441 get_kept_comdat_section.
442 * object.h (class Sized_relobj): Rename fields in
443 Kept_comdat_section to drop trailing underscores; change object
444 field to Relobj*. Change Kept_comdat_section_table to store
445 struct rather than pointer.
446 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
447 Add kept_object and kept_shndx parameters. Change all callers.
448 (Sized_relobj::get_kept_comdat_section): Change return type to
449 bool. Add kept_object and kept_shndx parameters. Change all
451 * plugin.cc (Pluginobj::include_comdat_group): Update call to
452 Layout::find_or_add_kept_section.
454 2009-07-09 Ian Lance Taylor <iant@google.com>
456 * merge.cc (Object_merge_map::initialize_input_to_output_map):
457 Reserve space in the hash table.
459 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
461 * fileread.cc (File_read::get_mtime): New method.
462 * fileread.h (Timespec): New structure.
463 (File_read::get_mtime): New method.
464 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
465 Renamed from timestamp_nsec.
466 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
468 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
470 (Incremental_inputs::report_archive): Save mtime; style fix.
471 (Incremental_inputs::report_obejct): Save mtime; style fix.
472 (Incremental_inputs::report_script): Save mtime; style fix.
473 (Incremental_inputs::finalize_inputs): Style fix.
474 (Incremental_inputs::finalize): Style fix.
475 (Incremental_inputs::create_input_section_data): Store inputs
477 * incremental.h (Incremental_inputs::report_script): Add mtime
479 (Incremental_inputs::Input_info::Input_info): Intialize only one
481 (Incremental_inputs::Input_info::archive): Move to nameless
483 (Incremental_inputs::Input_info::obejct): Move to nameless union.
484 (Incremental_inputs::Input_info::script): Move to nameless union.
485 (Incremental_inputs::mtime): New field.
486 * script.cc (read_input_script): Pass file mtime to
488 * script.h (Script_info::inputs): Style fix.
490 2009-07-01 Ian Lance Taylor <ian@airs.com>
492 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
495 2009-06-24 Ian Lance Taylor <iant@google.com>
498 * layout.cc (Layout::choose_output_section): If we find an
499 existing section, update the flags.
500 (Layout::create_notes): New function, broken out of
502 (Layout::finalize): Don't create note sections.
503 (Layout::create_note): Don't crash if linker script discards
505 (Layout::create_gold_note): Likewise.
506 (Layout::create_build_id): Likewise. Don't set
507 after_input_sections on the section.
508 (Layout::create_executable_stack_info): Remove target parameter.
510 * layout.h (class Layout): Declare create_notes. Update
511 declaration of create_executable_stack_info.
512 * gold.cc (queue_middle_tasks): Call create_notes.
513 * output.cc (Output_section::update_flags_for_input_section): Move
514 here from output.h. If SHF_ALLOC flag is newly set, mark address
516 * output.h (Output_data::mark_address_invalid): New function.
517 (class Output_section): Only declare, not define,
518 update_flags_for_input_section. Remove set_flags.
520 2009-06-24 Ian Lance Taylor <iant@google.com>
522 * script-sections.cc (Output_section_definition::
523 set_section_addresses): Rename shadowing local load_address to
526 2009-06-24 Ian Lance Taylor <iant@google.com>
529 * reloc.cc (relocate_sections): Skip empty relocation sections.
531 2009-06-23 Ian Lance Taylor <iant@google.com>
534 * layout.cc (Layout::create_note): Use choose_output_section
535 rather than make_output_section.
537 2009-06-23 Ian Lance Taylor <iant@google.com>
540 * options.cc (General_options::parse_V): Set printed_version_.
541 (General_options::General_options): Initialize printed_version_.
542 * options.h (class General_options): Add printed_version_ field.
543 * gold.cc (queue_initial_tasks): If there are no input files,
544 don't give a fatal error if we printed the version information.
545 (queue_middle_tasks): If using -r with a shared object, give a
546 fatal error rather than an ordinary error.
548 2009-06-23 Ian Lance Taylor <iant@google.com>
551 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
552 (Layout::make_output_section): Set have_stabstr_section_ if we see
554 (Layout::finalize): Call link_stabs_sections.
555 (Layout::link_stabs_sections): New file.
556 * layout.h (class Layout): Add have_stabstr_section_ field.
557 Declare link_stabs_sections.
559 2009-06-23 Doug Kwan <dougkwan@google.com>
561 * Makefile.am (libgold_a_LIBADD): New.
562 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
563 * Makefile.in: Regenerate.
564 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
565 * configure: Regenerate.
566 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
567 * fileread.cc: Include sys/state.h
568 * gold.h: Declare memmem and strndup if found missing.
569 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
571 2009-06-23 Ian Lance Taylor <iant@google.com>
573 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
574 * configure: Rebuild.
576 2009-06-23 Ian Lance Taylor <iant@google.com>
579 * object.cc (Object::section_contents): Don't try to get a view if
580 the section has length zero.
581 (Object::handle_gnu_warning_section): If the section is empty, use
582 the name of the section as the warning.
584 2009-06-23 Ian Lance Taylor <iant@google.com>
587 * stringpool.h (class Stringpool_template): Add optimize_ field.
588 (Stringpool_template::set_optimize): New function.
589 * stringpool.cc (Stringpool_template::Stringpool_template):
590 Initialize optimize_ field.
591 (Stringpool_template::set_string_offsets): Test local optimize
592 fild rather than parameter.
593 * layout.cc (Layout::Layout): Call set_optimize on the section
596 2009-06-22 Ian Lance Taylor <iant@google.com>
599 * yyscript.y: Parse TARGET.
600 * script.cc (script_set_target): New function.
601 * script-c.h (script_set_target): Declare.
602 * options.cc (General_options::string_to_object_format): Rename
603 from string_to_object_format in anonymous namespace. Change
605 * options.h (class General_options): Declare
606 string_to_object_format.
608 2009-06-22 Ian Lance Taylor <iant@google.com>
610 * script-sections.cc (Script_sections::create_segments): Don't put
611 program headers in a PT_LOAD segment if -n or -N.
613 2009-06-22 Ian Lance Taylor <iant@google.com>
616 * options.h (class General_options): Add -z lazy and -z now. Sort
617 -z options into alphabetical order.
618 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
620 2009-06-21 Ian Lance Taylor <iant@google.com>
622 * layout.cc (Layout::make_output_section): Call
623 Target::new_output_section.
624 (Layout::attach_allocated_section_to_segment): Put large section
625 sections in a separate load segment with the large segment flag
627 (Layout::segment_precedes): Sort large data segments after other
629 (align_file_offset): New static function.
630 (Layout::set_segment_offsets): Use align_file_offset.
631 * output.h (class Output_section): Add is_small_section_ and
632 is_large_section_ fields.
633 (Output_section::is_small_section): New function.
634 (Output_section::set_is_small_section): New function.
635 (Output_section::is_large_section): New function.
636 (Output_section::set_is_large_section): New function.
637 (Output_section::is_large_data_section): New function.
638 (class Output_segment): Add is_large_data_segment_ field.
639 (Output_segment::is_large_data_segment): New function.
640 (Output_segment::set_is_large_data_segment): New function.
641 * output.cc (Output_section::Output_section): Initialize new
643 (Output_segment::Output_segment): Likewise.
644 (Output_segment::add_output_section): Add assertion that large
645 data sections always go in large data segments. Force small data
646 sections to the end of the list of data sections. Force small BSS
647 sections to the start of the list of BSS sections. For large BSS
648 sections to the end of the list of BSS sections.
649 * symtab.h (class Symbol): Declare is_common_shndx.
650 (Symbol::is_defined): Check Symbol::is_common_shndx.
651 (Symbol::is_common): Likewise.
652 (class Symbol_table): Define enum Commons_section_type. Update
653 declarations. Add small_commons_ and large_commons_ fields.
654 * symtab.cc (Symbol::is_common_shndx): New function.
655 (Symbol_table::Symbol_table): Initialize new fields.
656 (Symbol_table::add_from_object): Put small and large common
657 symbols in the right list.
658 (Symbol_table::sized_finalized_symbol): Check
659 Symbol::is_common_shndx.
660 (Symbol_table::sized_write_globals): Likewise.
661 * common.cc (Symbol_table::do_allocate_commons): Allocate new
662 common symbol lists. Don't call do_allocate_commons_list if the
664 (Symbol_table::do_allocate_commons_list): Remove is_tls
665 parameter. Add comons_section_type parameter. Change all
666 callers. Handle small and large common symbols.
667 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
668 Symbol::is_common_shndx.
669 * resolve.cc (symbol_to_bits): Likewise.
670 * target.h (Target::small_common_shndx): New function.
671 (Target::small_common_section_flags): New function.
672 (Target::large_common_shndx): New function.
673 (Target::large_common_section_flags): New function.
674 (Target::new_output_section): New function.
675 (Target::Target_info): Add small_common_shndx, large_common_shndx,
676 small_common_section_flags, and large_common_section_flags
678 (Target::do_new_output_section): New virtual function.
679 * arm.cc (Target_arm::arm_info): Initialize new fields.
680 * i386.cc (Target_i386::i386_info): Likewise.
681 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
683 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
684 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
685 (Target_x86_64::do_new_output_section): New function.
686 * configure.ac: Define conditional MCMODEL_MEDIUM.
687 * testsuite/Makefile.am (check_PROGRAMS): Add large.
688 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
689 (large_LDFLAGS): Define.
690 * testsuite/large.c: New file.
691 * testsuite/testfile.cc (Target_test::test_target_info):
692 Initialize new fields.
693 * configure, testsuite/Makefile.in: Rebuild.
695 2009-06-05 Doug Kwan <dougkwan@google.com>
697 * Makefile.am (CCFILES): Add target.cc.
698 * Makefile.in: Regenerate.
699 * i386.cc (class Target_i386): Define new virtual method to
700 override do_is_local_label_name in parent.
701 * object.cc (Sized_relobj::do_count_local_symbols): Discard
702 local symbols if --discard-locals or -X is given.
703 * options.h (class General_options): Declare new options
704 '--discard-locals' and '-X' for discarding locals.
705 * target.h (class Target): Define new methods is_local_label_name.
706 Declare new virtual method do_is_local_label_name.
707 * target.cc: New file.
708 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
709 (check_SCRIPTS): Add discard_locals_test.sh.
710 (check_DATA): Add discard_local_tests.syms.
711 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
712 (discard_local_tests.syms, discard_locals_test.o): New make rules.
713 * testsuite/Makefile.in: Regenerate.
714 * testsuite/discard_locals_test.c: New file.
715 * testsuite/discard_locals_test.sh: Same.
717 2009-06-05 Doug Kwan <dougkwan@google.com>
719 * object.cc (Sized_relobj::Sized_relobj): Initialize
720 discarded_eh_frame_shndx_ to -1U.
721 (Sized_relobj::do_layout): Record index of a discard .eh_frame
723 (Sized_relobj::do_count_local_symbols): Skip local symbols in
724 a discarded .eh_frame section.
725 (Sized_relobj::do_finalize_local_symbols): Ditto.
726 * object.h (class Sized_relobj): Declare new member
727 discarded_eh_frame_shndx_.
728 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
729 (local_labels_test.o, local_labels_test): New rules.
730 * testsuite/Makefile.in: Regenerate.
732 2009-06-04 Doug Kwan <dougkwan@google.com>
734 * layout.cc (Layout::section_name_mapping): Add mapping for
735 special ARM sections.
737 2009-06-03 Doug Kwan <dougkwan@google.com>
739 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
740 (utils::has_overflow): Same.
742 2009-06-03 Ian Lance Taylor <iant@google.com>
744 * layout.cc (Layout::section_name_mapping): New array, replacing
745 Layout::linkonce_mapping.
746 (Layout::section_name_mapping_count): New variable, replacing
747 Layout::linkonce_mapping_count.
748 (Layout::linkonce_output_name): Remove.
749 (Layout::output_section_name): Rewrite.
750 * layout.h (class Layout): Rename Linkonce_mapping to
751 Section_name_mapping, linkonce_mapping to section_name_mapping,
752 linkonce_mapping_count to section_name_mapping_count. Don't
753 declare linkonce_output_name.
755 2009-06-03 Doug Kwan <dougkwan@google.com>
757 * gold/arm.cc (namespace utils): New.
758 (Target_arm::reloc_is_non_pic): Define new method.
759 (class Arm_relocate_functions): New.
760 (Target_arm::Relocate::relocate): Handle relocation types used by
763 2009-06-03 Ian Lance Taylor <iant@google.com>
765 * arm.cc (Target_arm::scan::global): Use || instead of |.
767 2009-06-02 Doug Kwan <dougkwan@google.com>
769 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
770 issued_non_pic_error_.
771 (class Target_arm::Scan): Declare new method check_non_pic.
772 Define new method symbol_needs_plt_entry.
773 Declare new data member issued_non_pic_error_.
774 (class Target_arm::Relocate): Declare new method
775 should_apply_static_reloc.
776 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
777 (Target_arm::Scan::check_non_pic): Define new method.
778 (Target_arm::Scan::local): Handle a small subset of reloc types used
780 (Target_arm::Scan::local): Same.
781 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
783 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
785 * incremental.cc (Incremental_inputs::report_command_line): Filter
786 out --incremental-* options.
788 2009-05-29 Doug Kwan <dougkwan@google.com>
790 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
792 (class Target_arm): Update comment.
793 (Target_arm::Target_arm): Initialize new data members GOT_,
794 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
795 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
796 and Target_arm::rel_dyn_section.
797 Declare new_enum Target_arm::Got_type.
798 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
800 Update commments for member do_dynsym_value.
801 (Target_arm::got_size, Target_arm::plt_section,
802 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
803 new methods inside class defintion.
804 (Target_arm::got_section): Define new method.
805 (Target_arm::rel_dyn_section): Same.
806 (Output_data_plt_arm): New template class.
807 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
808 (Output_data_plt_arm:do_adjust_output_section): Define new method.
809 (Output_data_plt_arm::add_entry): Same.
810 (Output_data_plt_arm::first_plt_entry): Define new
811 static data member for PLT instruction template.
812 (Output_data_plt_arm::plt_entry): Same.
813 (Output_data_plt_arm::do_write): Define new method.
814 (Target_arm::make_plt_entry): Same.
815 (Target_arm::do_finalize_sections): Same.
816 (Target_arm::do_dynsym_value): Same.
818 2009-05-28 Doug Kwan <dougkwan@google.com>
820 * Makefile.am (TARGETSOURCES): Add arm.cc.
821 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
822 * Makefile.in: Regenerate.
824 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
826 2009-05-26 Doug Kwan <dougkwan@google.com>
828 * options.cc (General_options::parse_exclude_libs). Fix a comment.
829 (General_options::check_excluded_libs): Strip off directories in
830 archive name before matching like GNU ld does.
831 * testsuite/Makefile.am (MOSTLYCLEANFILES,
832 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
833 (exclude_libs_test_LDFLAGS): Add linker option
834 -Wl,--exclude-libs,libexclude_libs_test_3
835 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
836 an explicit archive without using -l.
837 (alt/libexclude_libs_test_3.a): New make rule.
838 * testsuite/Makefile.in: Regenerate.
839 * testsuite/exclude_libs_test.c : Declare lib3_default().
841 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
842 * exclude_libs_test_3.c: New file.
844 2009-05-26 Nick Clifton <nickc@redhat.com>
846 * po/id.po: New Indonesian translation.
847 * po/gold.pot: Updated template file.
849 2009-05-22 Sriraman Tallam <tmsriram@google.com>
851 * testsuite/Makefile.am: Add -ffunction-sections to compile
852 gc_comdat_test files. Add -Wl,--gc-sections to build
854 * testsuite/Makefile.in: Regenerate.
855 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
857 2009-05-21 Sriraman Tallam <tmsriram@google.com>
859 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
860 kept comdat section was garbage collected.
861 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
862 * testsuite/Makefile.in: Regenerate.
863 * testsuite/gc_comdat_test.sh: New file.
864 * testsuite/gc_comdat_test_1.cc: New file.
865 * testsuite/gc_comdat_test_2.cc: New file.
867 2009-05-19 Doug Kwan <dougkwan@google.com>
869 * archive.cc (Archive::Archive): Move constructor from archive.h
870 to here. Initialize no_export_.
871 (Archive::get_elf_object_for_member): Set no_export flag of object.
872 * archive.h (Archive::Archive): Move constructor body to
874 (Archive::no_export): New method.
875 (Archive::no_export_): New field.
876 * object.h (Object::Object): Initialize no_export_ to false.
877 (Object::no_export, Object::set_no_export): New methods.
878 (Object::no_export_): New field.
879 * options.cc (General_options::parse_exclude_libs): New method.
880 (General_options::check_excluded_libs) Same.
881 * options.h (exclude_libs): New option.
882 (General_options::check_excluded_libs): New method declaration.
883 (General_options::excluded_libs_): New field.
884 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
885 default or protected visibility if an object has no-export flag set.
886 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
887 (check_SCRIPTS): Add exclude_libs_test.sh.
888 (check_DATA): Add exclude_libs_test.syms.
889 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
890 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
891 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
892 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
893 (exclude_libs_test.syms, libexclude_libs_test_1.a,
894 libexclude_libs_test_2.a): New rules.
895 * testsuite/Makefile.in: Regenerate.
896 * testsuite/exclude_libs_test.c: New file.
897 * testsuite/exclude_libs_test.sh: Ditto.
898 * testsuite/exclude_libs_test_1.c: Ditto.
899 * testsuite/exclude_libs_test_2.c: Ditto.
901 2009-05-15 Ian Lance Taylor <iant@google.com>
903 * configure.ac: Check for declarations for cases where libiberty.h
904 checks HAVE_DECL_xxx.
905 * configure, config.in: Rebuild.
907 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
909 * gold.h (Incremental_argument_list): Remove (invalid) forward
911 * incremental.cc (Incremental_inputs::report_achive): New method.
912 (Incremental_inputs::report_object): New method.
913 (Incremental_inputs::report_script): New method.
914 (Incremental_inputs::finalize_inputs): New method.
915 (Incremental_inputs::finalize): Call finalize_inputs().
916 (Incremental_inputs::sized_create_incremental_inputs_section_data):
917 Create inputs entries.
918 * incremental.h (Incremental_input_type): New enum.
919 (Incremental_inputs::Incremental_input): Initialize new fields.
920 (Incremental_inputs::report_inputs): New method.
921 (Incremental_inputs::report_achive): New method.
922 (Incremental_inputs::report_object): New method.
923 (Incremental_inputs::report_script): New method.
924 (Incremental_inputs::finalize_inputs): New method.
925 (Incremental_inputs::Input_info): New struct.
926 (Incremental_inputs::Input_info_map): New typedef.
927 (Incremental_inputs::lock_): New field.
928 (Incremental_inputs::Inputs_): New field.
929 (Incremental_inputs::Inputs_map): New field.
930 * main.cc (main): Call Incremental_input::report_inputs.
931 * options.h (Input_argument_list): Typedef moved from
933 (Input_file_group::Files): Remove, use ::Input_argument_list.
934 (Input_file_group::Input_argument_list): Remove, use
935 ::Input_argument_list.
936 * plugin.cc (Plugin_manager::add_input_file): Add error in
938 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
940 * script.cc (read_input_script): Call
941 Incremental_input::report_script.
942 * script.h (Script_info): New class.
944 2009-04-27 Ian Lance Taylor <iant@google.com>
946 * x86_64.cc (do_adjust_output_section): Set entsize to
949 2009-04-23 Elliott Hughes <enh@google.com>
951 * output.cc (Output_file::close): After short writes, continue
952 writing from the correct offset in the buffer being written.
954 2009-04-23 Chris Demetriou <cgd@google.com>
956 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
957 * configure: Regenerate.
958 * config.in: Regenerate.
959 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
960 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
962 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
964 * incremental.cc (Incremental_inputs_header_data): Renamed from
965 Incremental_input_header_data.
966 (Incremental_inputs_header_data::data_size): New field.
967 (Incremental_inputs_header_data::put_input_file_count): Renamed
968 from input_file_count.
969 (Incremental_inputs_header_data::put_command_line_offset): Renamed
970 from command_line_offset.
971 (Incremental_inputs_header_data::put_reserved): Renamed from
973 (Incremental_inputs_entry_data): Renamed from
974 Incremental_input_entry_data.
975 (Incremental_inputs_entry_data::data_size): New field.
976 (Incremental_inputs::report_command_line): New method.
977 (Incremental_inputs::finalize): New method.
978 (Incremental_inputs::create_incremental_inputs_data): New method.
979 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
980 * incremental.h: New file.
981 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
982 (Layout::finalize): Create incremental inputs section in
984 (Layout::create_incremental_info_sections): New method.
985 * layout.h (Layout::incremental_inputs): New method.
986 (Layout::create_incremental_info_sections): New method.
987 (Layout::incremental_inputs_): New field.
988 * main.cc (main): Notify Incremental_input of the command line.
990 2009-04-01 Ian Lance Taylor <iant@google.com>
991 Mikolaj Zalewski <mikolajz@google.com>
993 * gold.h (reserve_unordered_map): Define, three versions, one for
994 each version of Unordered_map.
995 * layout.cc (Layout::Layout): Remove options parameter. Add
996 number_of_input_files parameter. Don't initialize options_.
997 Initialize number_of_input_files_ and resized_signatures_. Move
998 sections_are_attached_.
999 (Layout::layout_group): Reserve space for group_signatures_.
1000 (Layout::find_or_add_kept_section): Change name parameter to be a
1001 reference. Resize signatures_ map when it gets large enough.
1002 (Layout::layout_eh_frame): Use parameters->options() instead of
1004 (Layout::make_output_section): Likewise.
1005 (Layout::attach_allocated_section_to_segment): Likewise.
1006 (Layout::finalize, Layout::create_executable_stack): Likewise.
1007 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1008 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1009 * layout.h (class Layout): Update declarations. Remove options_
1010 field. Add number_of_input_files_ and resized_signatures_
1011 fields. Move sections_are_attached_ field.
1012 * main.cc (main): Pass number of input files to Layout
1013 constructor. Don't pass options.
1015 2009-03-30 Ian Lance Taylor <iant@google.com>
1017 * ffsll.c (ffsll): Correct implementation.
1019 2009-03-27 Ian Lance Taylor <iant@google.com>
1021 * ffsll.c: New file.
1022 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1023 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1024 * ftruncate.c (ftruncate): Declare before definition.
1025 * mremap.c (mremap): Likewise.
1026 * pread.c (pread): Likewise.
1027 * configure, Makefile.in, config.in: Rebuild.
1029 * mremap.c: New file.
1030 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1031 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1032 (mremap): Declare if HAVE_MREMAP is not defined.
1033 * configure, Makefile.in, config.in: Rebuild.
1035 2009-03-27 Cary Coutant <ccoutant@google.com>
1037 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1038 position independent.
1039 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1040 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1042 2009-03-24 Cary Coutant <ccoutant@google.com>
1044 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1046 (needs_dynamic_reloc): Likewise.
1048 2009-03-24 Ian Lance Taylor <iant@google.com>
1050 * yyscript.y (file_cmd): Recognize EXTERN.
1051 (extern_name_list, extern_name_list_body): New nonterminals.
1052 * script.cc (script_add_extern): Define.
1053 * script-c.h (script_add_extern): Declare.
1055 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1057 * object.cc (is_elf_object): Define.
1058 * object.h (is_elf_object): Declare.
1059 * archive.cc (Archive::get_elf_object_for_member): Call
1061 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1063 2009-03-24 Elliott Hughes <enh@google.com>
1065 * output.cc (Output_file::map_anonymous): Define.
1066 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1067 try an anonymous one. Report the size if the mmap fails.
1068 * output.h (class Output_file): Declare map_anonymous.
1070 2009-03-24 Ian Lance Taylor <iant@google.com>
1072 * target-select.cc (instantiate_target): Don't acquire the lock if
1073 the instantiated_target_ field has already been set.
1075 2009-03-23 Ian Lance Taylor <iant@google.com>
1077 * gold-threads.h (class Initialize_lock): Define.
1078 * gold-threads.cc (class Initialize_lock_once): Define.
1079 (initialize_lock_control): New static variable.
1080 (initialize_lock_pointer): New static variable.
1081 (initialize_lock_once): New static function.
1082 (Initialize_lock::Initialize_lock): Define.
1083 (Initialize_lock::initialize): Define.
1084 * target-select.h: Include "gold-threads.h".
1085 (class Target_selector): Add lock_ and initialize_lock_ fields.
1086 Don't define instantiate_target, just declare it.
1087 * target-select.cc (Target_selector::Target_selector): Initialize
1089 (Target_selector::instantiate_target): Define.
1090 * descriptors.h: Include "gold-threads.h".
1091 (class Descriptors): Add initialize_lock_ field.
1092 * descriptors.cc (Descriptors::Descriptors): Initialize new
1094 (Descriptors::open): Use initialize_lock_ field
1095 * errors.h (class Errors): Add initialize_lock_ field.
1096 * errors.cc (Errors::Errors): Initialize new field.
1097 (Errors::initialize_lock): Use initialize_lock_ field.
1098 * powerpc.cc (class Target_selector_powerpc): Remove
1099 instantiated_target_ field. In do_recognize call
1100 instantiate_target rather than do_instantiate_target. In
1101 do_instantiate_target just allocate a new target.
1102 * sparc.cc (class Target_selector_sparc): Likewise.
1104 * freebsd.h: New file.
1105 * i386.cc: Include "freebsd.h".
1106 (Target_i386): Derive from Target_freebsd rather than
1108 (Target_selector_i386): Derive from Target_selector_freebsd rather
1109 than Target_selector.
1110 * x86_64.cc: Include "freebsd.h".
1111 (Target_x86_64): Derive from Target_freebsd rather than
1113 (Target_selector_x86_64): Derive from Target_selector_freebsd
1114 rather than Target_selector.
1115 * target.h (class Target): Add adjust_elf_header and
1116 do_adjust_elf_header.
1117 * output.cc (Output_file_header:: do_sized_write): Call target
1118 adjust_elf_header routine.
1119 * configure.tgt: Set targ_osabi.
1120 * configure.ac: Define GOLD_DEFAULT_OSABI.
1121 * parameters.cc (Parameters::default_target): Pass
1122 GOLD_DEFAULT_OSABI to select_target.
1123 * target-select.h (class Target_selector): Make instantiate_target
1124 protected rather than private.
1125 * Makefile.am (HFILES): Add freebsd.h.
1126 * configure, Makefile.in, config.in: Rebuild.
1128 * merge.cc (do_add_input_section): Correct pend value. Change
1129 message about last entry not being null terminated from error to
1132 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1134 * incremental.cc: New file.
1135 * Makefile.am (CCFILES): Add incremental.cc.
1136 * Makefile.in: Rebuild.
1138 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1140 * layout.cc (Layout::output_section_name): Preserve names
1141 of '.note.' sections.
1143 2009-03-19 Ian Lance Taylor <iant@google.com>
1145 * descriptors.cc (Descriptors::open): Check that the options are
1146 valid before using them.
1148 2009-03-18 Ian Lance Taylor <iant@google.com>
1150 * script-sections.h: Include <list>.
1151 (class Script_sections): Change Sections_elements from std::vector
1152 to std::list. Typedef public Elements_iterator. Add
1153 orphan_section_placement_, data_segment_align_start_, and
1154 saw_data_segment_align_ fields. Remove data_segment_align_index_
1156 * script-sections.cc (class Orphan_section_placement): New class.
1157 (class Sections_element): Add virtual functions is_relro and
1158 orphan_section_init. Remove virtual function place_orphan_here.
1159 (class Output_section_definition): Add is_relro and
1160 orphan_section_init. Remove place_orphan_here.
1161 (class Orphan_output_section): Likewise.
1162 (Script_sections::Script_sections): Update for field changes.
1163 (Script_sections::data_segment_align): Set saw_data_segment_align_
1164 and data_segment_align_start_, not data_segment_align_index.
1165 (Script_sections::data_segment_relro_end): Check
1166 saw_data_segment_align_. Use data_segment_align_start_ rather
1167 than data_segment_align_index_.
1168 (Script_sections::place_orphan): Rewrite to use
1169 Orphan_section_placement.
1171 2009-03-17 Ian Lance Taylor <iant@google.com>
1173 * archive.cc (Archive::add_symbols): Check for a version attached
1174 to the symbol name in the archive map.
1175 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1176 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1177 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1178 (ver_test_11.a): New target.
1179 * testsuite/Makefile.in: Rebuild.
1181 * configure.ac: Check for chsize and posix_fallocate. Replace
1183 * ftruncate.c: New file, from gnulib.
1184 * output.cc (posix_fallocate): Define dummy version if not
1185 HAVE_POSIX_FALLOCATE.
1186 (Output_file::map): Call posix_fallocate rather than lseek and
1188 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1189 * configure, Makefile.in, config.in: Rebuild.
1191 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1193 * layout.h (Layout::create_note): Add section_name parameter.
1194 * layout.cc (Layout::create_note): Likewise.
1195 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1197 2009-03-17 Ian Lance Taylor <iant@google.com>
1199 * descriptors.cc: Include "options.h".
1200 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1201 (Descriptors::open): Always use O_CLOEXEC when opening a new
1202 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1203 then set FD_CLOEXEC.
1205 * sparc.cc (class Target_sparc): Add has_got_section.
1206 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1207 make sure we have a GOT section.
1209 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1210 (Target_sparc::Scan::local): Likewise.
1211 (Target_sparc::Scan::global): Likewise.
1212 (Target_sparc::Relocate::relocate): Likewise.
1213 (Target_sparc::Relocate::relocate_tls): Likewise.
1215 * symtab.cc (Symbol_table::define_default_version): New function,
1216 broken out of add_from_object.
1217 (Symbol_table::add_from_object): Call define_default_version.
1218 (Symbol_table::define_special_symbol): Add resolve_oldsym
1219 parameter. Change all callers. If the version for a symbol comes
1220 from a version script, resolve it with the symbol with the same
1221 name with no version. Also add the symbol without a version if
1223 (do_define_in_output_data): If resolving with oldsym, don't delete
1225 (do_define_in_output_segment): Likewise.
1226 (do_define_as_constant): Likewise.
1227 * symtab.h (class Symbol_table): Update declarations.
1229 2009-03-13 Ian Lance Taylor <iant@google.com>
1231 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1232 (Read_symbols::requeue): New function.
1233 (Read_symbols::do_read_symbols): If make_elf_object fails because
1234 the target type is not configured, and the file was searched for,
1235 issue a warning and retry with the next directory.
1236 (Add_symbols::run): If the file has an incompatible format, and
1237 it was searched for, requeue the Read_symbols task. On error,
1239 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1240 dirindex parameter to constructor. Change all callers. Declare
1241 incompatible_warning and requeue.
1242 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1243 input_argument_ and input_group_ fields. Add them to
1244 constructor. Change all callers.
1245 (class Read_script): Add dirindex_ field. Add it to constructor.
1247 * archive.cc (Archive::setup): Remove input_objects parameter.
1249 (Archive::get_file_and_offset): Likewise.
1250 (Archive::read_all_symbols): Likewise.
1251 (Archive::read_symbols): Likewise.
1252 (Archive::get_elf_object_for_member): Remove input_objects
1253 parameter. Add punconfigured parameter. Change all callers.
1254 (Archive::add_symbols): Change return type to bool. Check return
1255 value of include_member.
1256 (Archive::include_all_members): Likewise.
1257 (Archive::include_member): Change return type to bool. Return
1258 false if first included object has incompatible target. Set
1259 included_member_ field.
1260 (Add_archive_symbols::run): If add_symbols returns false, requeue
1262 * archive.h (class Archive): Add included_member_ field.
1263 Initialize it in constructor. Add input_file and searched_for
1264 methods. Update declarations.
1265 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1266 input_argument_ fields. Add them to constructor. Change all
1268 * script.cc: Include "target-select.h".
1269 (class Parser_closure): Add skip_on_incompatible_target_ and
1270 found_incompatible_target_ fields. Add
1271 skip_on_incompatible_target parameter to constructor. Change all
1272 callers. Add methods skip_on_incompatible_target,
1273 clear_skip_on_incompatible_target, found_incompatible_target, and
1274 set_found_incompatible_target.
1275 (read_input_script): Add dirindex parameter. Change all callers.
1276 If parser finds an incompatible target, requeue Read_symbols
1278 (script_set_symbol): Clear skip_on_incompatible_target in
1280 (script_add_assertion, script_parse_option): Likewise.
1281 (script_start_sections, script_add_phdr): Likewise.
1282 (script_check_output_format): New function.
1283 * script.h (read_input_script): Update declaration.
1284 * script-c.h (script_check_output_format): Declare.
1285 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1286 (ignore_cmd): Remove OUTPUT_FORMAT.
1287 * fileread.cc (Input_file::Input_file): Add explicit this.
1288 (Input_file::will_search_for): New function.
1289 (Input_file::open): Add pindex parameter. Change all callers.
1290 * fileread.h (class Input_file): Add input_file_argument method.
1291 Declare will_search_for. Update declarations.
1292 * object.cc (make_elf_object): Add punconfigured parameter.
1294 * object.h (class Object): Make input_file public. Add
1295 searched_for method.
1296 (make_elf_object): Update declaration.
1297 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1299 * dirsearch.h (class Dirsearch): Update declaration.
1300 * options.h (class General_options): Add --warn-search-mismatch.
1301 * parameters.cc (Parameters::is_compatible_target): New function.
1302 * parameters.h (class Parameters): Declare is_compatible_target.
1303 * workqueue.cc (Workqueue::add_blocker): New function.
1304 * workqueue.h (class Workqueue): Declare add_blocker.
1306 * fileread.cc (Input_file::open): Remove options parameter.
1308 (Input_file::open_binary): Likewise.
1309 * script.cc (read_input_script): Likewise.
1310 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1311 options parameter from constructor. Change all callers.
1312 (class Read_script): Likewise.
1313 * fileread.h (class Input_file): Update declarations.
1314 * script.h (read_input_script): Update declaration.
1316 2009-03-10 Nick Clifton <nickc@redhat.com>
1318 * po/es.po: New Spanish translation.
1320 2009-03-06 Cary Coutant <ccoutant@google.com>
1322 * options.cc (parse_short_option): Keep dash_z from registering itself.
1324 2009-03-03 Ian Lance Taylor <iant@google.com>
1327 * target-reloc.h (relocate_section): Pass output_section to
1329 * i386.cc (Target_i386::should_apply_static_reloc): Add
1330 output_section parameter. Change all callers.
1331 (Target_i386::Relocate::relocate): Add output_section parameter.
1332 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1333 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1334 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1335 * testsuite/two_file_shared.sh: New script.
1336 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1337 (check_DATA): Add two_file_shared.dbg.
1338 (two_file_shared.dbg): New target.
1339 * testsuite/Makefile.in: Rebuild.
1341 2009-03-01 Ian Lance Taylor <iant@google.com>
1343 * configure.ac: Check for byteswap.h.
1344 * configure: Rebuild.
1345 * config.in: Rebuild.
1347 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1349 * layout.cc (Layout::find_or_add_kept_section): New function.
1350 (Layout::add_comdat): Removed.
1351 * layout.h (struct Kept_section): Move out of class Layout.
1352 Remove trailing underscores from field names. Add group_sections
1353 field. Rename group_ field to is_group. Change all uses.
1354 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1355 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1356 comdat_groups_ field.
1357 (Sized_relobj::include_section_group): Use
1358 find_or_add_kept_section and Kept_section::group_sections.
1359 (Sized_relobj::include_linkonce_section): Likewise.
1360 * object.cc (class Sized_relobj): Don't define Comdat_group or
1361 Comdat_group_table. Remove find_comdat_group and
1362 add_comdat_group. Remove comdat_groups_ field.
1363 * plugin.cc (include_comdat_group): Use
1364 Layout::find_or_add_kept_section.
1366 2009-02-28 Ian Lance Taylor <iant@google.com>
1368 * README: --gc-sections and map files are now supported. Document
1369 some build requirements.
1372 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1373 relocatable link set the value of the section symbol to zero.
1374 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1375 relocatable link don't include the section address in the local
1378 2009-02-27 Ian Lance Taylor <iant@google.com>
1381 * options.h (class Search_directory): Add is_system_directory.
1382 (class General_options): Declare is_in_system_directory.
1383 * options.cc (get_relative_sysroot): Make static.
1384 (get_default_sysroot): Make static.
1385 (General_optoins::is_in_system_directory): New function.
1386 * fileread.cc (Input_file::is_in_system_directory): New function.
1387 * fileread.h (class Input_file): Declare is_in_system_directory.
1388 * object.h (class Object): Add is_in_system_directory.
1389 (class Input_objects): Remove system_library_directory_ field.
1390 * object.cc (Input_objects::add_object): Don't set
1391 system_library_directory_.
1392 (input_objects::found_in_system_library_directory): Remove.
1393 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1394 parameter. Change all callers.
1395 (Symbol_table::sized_write_globals): Likewise.
1396 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1397 Call Object::is_in_system_directory.
1398 * symtab.h (class Symbol_table): Update declarations.
1401 * descriptors.h (Open_descriptor): Add is_on_stack field.
1402 * descriptors.cc (Descriptors::open): If the descriptor is on the
1403 top of the stack, remove it. Initialize is_on_stack field.
1404 (Descriptors::release): Only add pod to stack if it is not on the
1406 (Descriptors::close_some_descriptor): Clear stack_next and
1410 * output.cc (Output_section::find_starting_output_address): Rename
1411 from starting_output_address; add PADDR parameter; change return
1413 * output.h (class Output_section): Declare
1414 find_starting_output_address instead of starting_output_address.
1415 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1416 section symbol for which we can't find a merge section.
1419 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1420 hidden or internal, force the symbol to be local.
1421 * resolve.cc (Symbol::override_visibility): Define.
1422 (Symbol::override_base): Use override_visibility.
1423 (Symbol_table::resolve): Likewise.
1424 (Symbol::override_base_with_special): Likewise.
1425 (Symbol_table::override_with_special): If the visibility is hidden
1426 or internal, force the symbol to be local.
1427 * symtab.h (class Symbol): Add set_visibility and
1428 override_visibility.
1429 * testsuite/ver_test_1.sh: New file.
1430 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1431 (check_DATA): Add ver_test_1.syms.
1432 (ver_test_1.syms): New target.
1433 * testsuite/Makefile.in: Rebuild.
1435 2009-02-25 Cary Coutant <ccoutant@google.com>
1437 * layout.cc (Layout::choose_output_section): Don't rename sections
1438 when using a linker script that has a SECTIONS clause.
1439 * Makefile.in: Regenerate.
1441 * testsuite/Makefile.am (script_test_5.sh): New test case.
1442 * testsuite/Makefile.in: Regenerate.
1443 * testsuite/script_test_5.cc: New file.
1444 * testsuite/script_test_5.sh: New file.
1445 * testsuite/script_test_5.t: New file.
1447 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1449 * archive.cc (Archive::include_member): Update calls to add_symbols.
1450 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1451 the Layout argument.
1452 * dynobj.h (do_add_symbols): Add the Layout argument.
1453 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1455 * object.h (Object::add_symbols): Add the Layout argument.
1456 (Object::do_add_symbols): Add the Layout argument.
1457 (Sized_relobj::do_add_symbols): Add the Layout argument.
1458 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1459 Unify the two versions.
1460 (Add_plugin_symbols): Remove.
1461 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1462 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1463 (Add_plugin_symbols): Remove.
1464 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1465 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1466 (Add_symbols::run): Make it work with Pulginobj.
1468 2009-02-06 Ian Lance Taylor <iant@google.com>
1470 * object.cc (Sized_relobj::do_layout): Make info message start
1471 with lower case letter.
1473 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1475 * binary.cc: Fix file comment.
1477 * options.h (enum Incremental_disposition): Define.
1478 (class General_options): Add new options: --incremental,
1479 --incremental_changed, --incremental_unchanged,
1480 --incremental_unknown. Add incremental_disposition_ and
1481 implicit_incremental_ fields.
1482 (General_options::incremental_disposition): New function.
1483 (class Position_dependent_options): Add incremental_disposition
1485 (Position_dependent_options::copy_from_options): Set incremental
1487 * options.cc (General_options::parse_incremental_changed): New
1489 (General_options::parse_incremental_unchanged): New function.
1490 (General_options::parse_incremental_unknown): New function.
1491 (General_options::General_options): Initialize new fields
1492 incremental_disposition_ and implicit_incremental_.
1493 (General_options::finalize): Check for uasge of --incremental-*
1494 without --incremental.
1496 2009-02-06 Chris Demetriou <cgd@google.com>
1498 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1499 pointer and to report location as the file name associated with
1501 (gold_undefined_symbol_at_location): New function to replace the
1502 old gold_undefined_symbol functionality.
1503 * target-reloc.h (relocate_section): Update to use
1504 gold_undefined_symbol_at_location.
1505 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1506 Call gold_undefined_symbol function rather than gold_error.
1507 * errors.h (Errors::undefined_symbol): Take location as a
1508 string, rather than calculating it from a relocation.
1509 * errors.cc (Errors::fatal): Print "fatal error:" before the
1511 (Errors::error, Errors::error_at_location): Print "error: "
1512 before the formatted message.
1513 (Errors::undefined_symbol): Take location as a string, rather
1514 than calculating it from a relocation.
1515 (gold_undefined_symbol_at_location): New function akin to
1516 old gold_undefined_symbol, calculates location from relocation.
1517 (gold_undefined_symbol): Change to take only a Symbol pointer
1518 and to report location as the file name associated with the symbol.
1519 * testsuite/debug_msg.sh: Update for changed error messages.
1520 * testsuite/undef_symbol.sh: Likewise.
1522 2009-02-04 Duncan Sands <baldrick@free.fr>
1525 * reduced_debug_output.h
1526 (Output_reduced_debug_abbrev_section::failed): Use format for
1528 (Output_reduced_debug_info_section::faild): Likewise.
1530 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1532 * script.cc (Lazy_demangler): New class.
1533 (Version_script_info::get_symbol_version_helper): Demangle a
1536 2009-01-29 Cary Coutant <ccoutant@google.com>
1538 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1540 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1542 2009-01-28 Ian Lance Taylor <iant@google.com>
1544 * version.cc (version_string): Bump to 1.9.
1546 * gold.h: Include <cstring> and <stdint.h>.
1547 * version.cc: Include <cstdio>.
1548 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1550 * reduced_debug_output.cc (insert_into_vector): Rename from
1551 Insert_into_vector; change all callers. Use Swap_unaligned to
1552 avoid aliasing issue; remove union since it is unnecessary.
1554 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1556 * Makefile.am (CCFILES): Add gc.cc.
1558 * Makefile.in: Regenerate.
1559 * gold.cc (Gc_runner): New class.
1560 (queue_initial_tasks): Call garbage collection related tasks
1561 when corresponding options are invoked.
1562 (queue_middle_gc_tasks): New function.
1563 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1564 processed early before laying out sections during garbage collection.
1565 * gold.h (queue_middle_gc_tasks): New function.
1566 (is_prefix_of): Move from "layout.cc".
1567 * i386.cc (Target_i386::gc_process_relocs): New function.
1568 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1569 * main.cc (main): Create object of class "Garbage_collection".
1570 * object.cc (Relobj::copy_symbols_data): New function.
1571 (Relobj::is_section_name_included): New function.
1572 (Sized_relobj::do_layout): Allow this function to be called twice
1573 during garbage collection and defer layout of section during the
1575 * object.h (Relobj::get_symbols_data): New function.
1576 (Relobj::is_section_name_included): New function.
1577 (Relobj::copy_symbols_data): New function.
1578 (Relobj::set_symbols_data): New function.
1579 (Relobj::get_relocs_data): New function.
1580 (Relobj::set_relocs_data): New function.
1581 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1582 (Relobj::gc_process_relocs): New function.
1583 (Relobj::do_gc_process_relocs): New pure virtual function.
1584 (Relobj::sd_): New data member.
1585 (Sized_relobj::is_output_section_offset_invalid): New function.
1586 (Sized_relobj::do_gc_process_relocs): New function.
1587 * options.h (General_options::gc_sections): Modify to not be a no-op.
1588 (General_options::print_gc_sections): New option.
1589 * plugin.cc (Plugin_finish::run): Remove function call to
1590 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1591 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1592 * reloc.cc (Read_relocs::run): Add task to process relocs and
1593 determine unreferenced sections when doing garbage collection.
1594 (Gc_process_relocs): New class.
1595 (Sized_relobj::do_gc_process_relocs): New function.
1596 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1597 sections that are garbage collected.
1598 * reloc.h (Gc_process_relocs): New class.
1599 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1600 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1601 symbols whose corresponding sections are garbage collected.
1602 (Symbol_table::Symbol_table): Add new parameter for the garbage
1604 (Symbol_table::gc_mark_undef_symbols): New function.
1605 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1606 (Symbol_table::gc_mark_dyn_syms): New function.
1607 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1609 (Symbol_table::add_from_object): Likewise.
1610 (Symbol_table::add_from_relobj): When building shared objects, do not
1611 treat externally visible symbols as garbage.
1612 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1613 table information for static and relocatable links.
1614 * symtab.h (Symbol_table::set_gc): New function.
1615 (Symbol_table::gc): New function.
1616 (Symbol_table::gc_mark_undef_symbols): New function.
1617 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1618 (Symbol_table::gc_mark_dyn_syms): New function.
1619 (Symbol_table::gc_): New data member.
1620 * target.h (Sized_target::gc_process_relocs): New pure virtual
1622 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1623 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1625 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1627 * options.h (General_options::gc_sections): Define as a no-op for now.
1628 (General_options::no_keep_memory): Ditto.
1629 (General_options::Bshareable): Define.
1630 * options.cc (General_options::finalize): Honor -Bshareable.
1632 2009-01-20 Andreas Schwab <schwab@suse.de>
1634 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1635 read the value in the contents, since we don't use it. Use the
1636 template endianness when writing.
1637 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1639 2009-01-19 Andreas Schwab <schwab@suse.de>
1641 * configure.tgt (powerpc64-*): Fix targ_obj.
1643 2009-01-15 Ian Lance Taylor <iant@google.com>
1645 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1646 local symbols when stripping all symbols.
1648 2009-01-14 Cary Coutant <ccoutant@google.com>
1650 * output.cc (Output_reloc): Add explicit instantiations.
1652 2009-01-14 Cary Coutant <ccoutant@google.com>
1654 * archive.cc (Archive::get_elf_object_for_member): Remove call
1655 to File_read::claim_for_plugin.
1656 * descriptors.cc (Descriptors::open): Remove reference to
1658 (Descriptors::claim_for_plugin): Remove.
1659 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1660 (Descriptors::is_claimed): Remove.
1661 (claim_descriptor_for_plugin): Remove.
1662 * fileread.cc (File_read::claim_for_plugin): Remove.
1663 * fileread.h (File_read::claim_for_plugin): Remove.
1664 (File_read::descriptor): Reopen descriptor if necessary.
1665 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1666 (Plugin_manager::all_symbols_read): Add task parameter. Change
1668 (Plugin_manager::get_input_file): New function.
1669 (Plugin_manager::release_input_file): New function.
1670 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1671 corresponding data member.
1672 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1673 and pass to base constructor. Change all callers.
1674 (get_input_file, release_input_file): New functions.
1675 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1676 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1677 (Plugin_manager::all_symbols_read): Add task parameter.
1678 (Plugin_manager::get_input_file): New function.
1679 (Plugin_manager::release_input_file): New function.
1680 (Plugin_manager::task_): New data member.
1681 (Pluginobj::Pluginobj): Add filesize parameter.
1682 (Pluginobj::filename): New function.
1683 (Pluginobj::descriptor): New function.
1684 (Pluginobj::filesize): New function.
1685 (Pluginobj::filesize_): New data member.
1686 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1687 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1688 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1690 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1691 with archive libraries.
1692 * testsuite/Makefile.in: Regenerate.
1693 * testsuite/plugin_test.c (struct sym_info): New type.
1694 (get_input_file, release_input_file): New static variables.
1695 (onload): Capture new transfer vector entries.
1696 (claim_file_hook): Stop reading at end of file according to filesize.
1697 Factor out parsing of readelf output into separate function.
1698 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1699 APIs and get the source file name from the symbol table. Convert
1700 source file name to corresponding object file name. Print info
1701 message when adding new input files.
1702 (parse_readelf_line): New function.
1703 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1704 * testsuite/plugin_test_2.sh: Likewise.
1705 * testsuite/plugin_test_3.sh: Likewise.
1706 * testsuite/plugin_test_4.sh: New test case.
1708 2009-01-07 Ian Lance Taylor <iant@google.com>
1710 * version.cc (version_string): Bump to 1.8.
1712 2008-12-23 Cary Coutant <ccoutant@google.com>
1714 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1715 * plugin.cc (Plugin_manager::finish): Rename as
1716 layout_deferred_objects. Move cleanup to separate function.
1717 (Plugin_manager::cleanup): New function.
1718 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1720 * plugin.h (Plugin_manager::finish): Rename as
1721 layout_deferred_objects.
1722 (Plugin_manager::cleanup): New function.
1723 (Plugin_manager::cleanup_done): New field.
1725 2008-12-23 Cary Coutant <ccoutant@google.com>
1727 * plugin.cc (is_visible_from_outside): New function.
1728 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1729 so we don't return "IR only" status for exported symbols or -r links.
1731 * testsuite/Makefile.am (plugin_test_3): New test case.
1732 * testsuite/Makefile.in: Regenerate.
1733 * testsuite/plugin_test_3.sh: New file.
1735 2008-12-22 Cary Coutant <ccoutant@google.com>
1737 * object.cc (Sized_relobj::layout_section): New function.
1738 (Sized_relobj::do_layout): Defer layout of input sections until after
1739 plugin has provided replacement files.
1740 (Sized_relobj::do_layout_deferred_sections): New function.
1741 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1742 (Relobj::layout_deferred_sections): New function.
1743 (Relobj::do_layout_deferred_sections): New function.
1744 (Sized_relobj::do_layout_deferred_sections): New function.
1745 (Sized_relobj::layout_section): New function.
1746 (Sized_relobj::Deferred_layout): New structure.
1747 (Sized_relobj::deferred_layout_): New field.
1748 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1749 Change all callers. Layout deferred sections.
1750 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1752 (Plugin_hook::run): Move code from do_plugin_hook inline.
1753 (Plugin_hook::do_plugin_hook): Remove.
1754 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1755 (Plugin_manager::finish): Renamed, was cleanup.
1756 (Plugin_manager::should_defer_layout): New function.
1757 (Plugin_manager::add_deferred_layout_object): New function.
1758 (Plugin_manager::Deferred_layout_list): New type.
1759 (Plugin_manager::deferred_layout_objects_): New field.
1760 (Plugin_hook::do_plugin_hook): Remove.
1762 2008-12-17 Ian Lance Taylor <iant@google.com>
1764 * options.h (class General_options): Add --no case for
1767 2008-12-16 Cary Coutant <ccoutant@google.com>
1769 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1771 (Plugin_manager::claim_file): Create plugin object even if
1772 plugin did not call the add_symbols callback.
1773 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1774 asking for more symbols than were added.
1775 * testsuite/Makefile.am (plugin_test_1): Add test case with
1777 (empty.syms): New target.
1778 * testsuite/Makefile.in: Regenerate.
1779 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1780 message. Don't call add_symbols if no globals.
1781 (all_symbols_read_hook): Don't provide replacement for empty
1784 2008-12-12 Ian Lance Taylor <iant@google.com>
1786 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1787 r_type == 0 for a local symbol with r_sym == 0.
1788 (scan_relocatable_relocs): Pass r_sym to
1789 local_non_section_strategy.
1790 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1793 * configure.ac: Update test for TLS descriptors: they are
1794 supported as of glibc 2.9.
1795 * configure: Rebuild.
1797 2008-12-11 Ian Lance Taylor <iant@google.com>
1800 * target-reloc.h (Default_scan_relocatable_relocs): For each
1801 function, map r_type == 0 to RELOC_DISCARD.
1803 2008-12-10 Cary Coutant <ccoutant@google.com>
1805 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1806 object to override a kept COMDAT group from a plugin object.
1808 2008-12-09 Ian Lance Taylor <iant@google.com>
1811 * yyscript.y (file_cmd): Handle INPUT.
1813 * testsuite/initpri1.c: Change all declarations to be full
1814 prototypes by adding void, to avoid compiler warnings.
1816 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1818 * options.cc (General_options::parse_plugin_opt): New.
1819 (General_options::add_plugin): The argument now is just the filename.
1820 (General_options::add_plugin_option): New.
1821 * options.h (plugin_opt): New.
1822 (add_plugin): Change argument name.
1823 (add_plugin_option): New.
1824 * plugin.cc (Plugin::load): Don't parse the plugin option.
1825 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1826 (Plugin::add_option): New.
1827 (Plugin::args_): Change type.
1828 (Plugin::filename_): New.
1829 (Plugin_manager::add_plugin_option): New.
1830 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1831 * testsuite/Makefile.in: Regenerate.
1833 2008-12-05 Cary Coutant <ccoutant@google.com>
1835 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1836 Handle --strip-lto-sections option.
1837 * options.h (strip_lto_sections): New option.
1839 2008-12-01 Cary Coutant <ccoutant@google.com>
1841 * plugin.cc (ld_plugin_message): Change format parameter to const.
1842 Fix mismatch between new[] and delete.
1844 2008-11-14 Cary Coutant <ccoutant@google.com>
1846 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1849 2008-11-05 Craig Silverstein <csilvers@google.com>
1851 * options.cc (General_options::parse_dynamic_list): New function.
1852 * options.h (General_options): New flags dynamic_list,
1853 dynamic_list_data, dynamic_list_cpp_new, and
1854 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1855 (General_options::in_dynamic_list): New function.
1856 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1857 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1858 (Lex::can_continue_name): Likewise.
1860 (read_script_file): New parameter script_options.
1861 (read_dynamic_list): New function.
1862 (Script_options::define_dynamic_list): New function.
1863 (dynamic_list_keyword_parsecodes): New variable.
1864 (dynamic_list_keywords): New variable.
1865 * script.h (Script_options::define_dynamic_list): New function
1867 (read_dynamic_list): New function prototype.
1868 * symtab.cc (strprefix): New macro.
1869 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1870 dynamic_list_data, dynamic_list_cpp_new, and
1871 dynamic_list_cpp_typeinfo.
1872 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1873 (dynamic_list_expr): New rule.
1874 (dynamic_list_nodes): Likewise.
1875 (dynamic_list_node): Likewise.
1876 * testsuite/Makefile.am (dynamic_list): New test.
1877 * testsuite/Makefile.in: Regenerated.
1878 * testsuite/dynamic_list.t: New file.
1879 * testsuite/dynamic_list.sh: New file.
1881 2008-11-05 Craig Silverstein <csilvers@google.com>
1883 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1884 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1885 (t11_last): Likewise.
1886 * testsuite/ver_test_6.c (main): Likewise.
1888 2008-10-07 Cary Coutant <ccoutant@google.com>
1890 * options.c (General_options::finalize): Add check for -static and
1892 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1895 2008-10-02 Cary Coutant <ccoutant@google.com>
1897 * plugin.cc (make_sized_plugin_object): Fix conditional
1898 compilation to work when not all targets are enabled.
1900 2008-09-29 Cary Coutant <ccoutant@google.com>
1902 * archive.cc (Archive::get_file_and_offset): Use filename instead
1903 of name to get library path.
1904 (Archive::include_member): Unlock external member of a thin archive.
1906 * testsuite/Makefile.am (TEST_AR): New variable.
1907 (thin_archive_test_1): New test.
1908 (thin_archive_test_2): New test.
1909 * testsuite/Makefile.in: Regenerate.
1910 * testsuite/thin_archive_main.cc: New file.
1911 * testsuite/thin_archive_test_1.cc: New file.
1912 * testsuite/thin_archive_test_2.cc: New file.
1913 * testsuite/thin_archive_test_3.cc: New file.
1914 * testsuite/thin_archive_test_4.cc: New file.
1916 2008-09-29 Cary Coutant <ccoutant@google.com>
1918 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1919 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1921 (Sized_relobj::do_finalize_local_symbols): Likewise.
1922 (Sized_relobj::map_to_kept_section): Likewise.
1923 * object.h (Sized_relobj::invalid_address): New constant.
1924 (Sized_relobj::do_output_section_offset): Check for invalid_address
1926 * output.cc (Output_reloc::local_section_offset): Use constant
1927 invalid_address instead of -1U.
1928 (Output_reloc::get_address): Likewise.
1929 (Output_section::output_address): Change -1U to -1ULL.
1930 * output.h (Output_reloc::invalid_address): New constant.
1931 * reloc.cc (Sized_relobj::write_sections): Use constant
1932 invalid_address instead of -1U.
1933 (Sized_relobj::relocate_sections): Likewise.
1934 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1935 values for merge sections.
1936 * target-reloc.h (relocate_for_relocatable): Use constant
1937 invalid_address instead of -1U.
1939 2008-09-19 Cary Coutant <ccoutant@google.com>
1941 Add plugin functionality for link-time optimization (LTO).
1942 * configure.ac (plugins): Add --enable-plugins option.
1943 * configure: Regenerate.
1944 * config.in: Regenerate.
1945 * Makefile.am (LIBDL): New variable.
1946 (CCFILES): Add plugin.cc.
1947 (HFILES): Add plugin.h.
1948 (ldadd_var): Add LIBDL.
1949 * Makefile.in: Regenerate.
1951 * archive.cc: Include "plugin.h".
1952 (Archive::setup): Don't preread archive symbols when using a plugin.
1953 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1954 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1956 (Archive::include_member): Add symbols from plugin objects.
1957 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1958 * descriptors.cc (Descriptors::open): Check for file descriptors
1959 abandoned by plugins.
1960 (Descriptors::claim_for_plugin): New function.
1961 * descriptors.h (Descriptors::claim_for_plugin): New function.
1962 (Open_descriptor::is_claimed): New field.
1963 (claim_descriptor_for_plugin): New function.
1964 * fileread.cc (File_read::claim_for_plugin): New function.
1965 * fileread.h (File_read::claim_for_plugin): New function.
1966 (File_read::descriptor): New function.
1967 * gold.cc: Include "plugin.h".
1968 (queue_initial_tasks): Add task to call plugin hooks for generating
1970 * main.cc: Include "plugin.h".
1971 (main): Load plugin libraries.
1972 * object.h (Pluginobj): Declare.
1973 (Object::pluginobj): New function.
1974 (Object::do_pluginobj): New function.
1975 (Object::set_target): New function.
1976 * options.cc: Include "plugin.h".
1977 (General_options::parse_plugin): New function.
1978 (General_options::General_options): Initialize plugins_ field.
1979 (General_options::add_plugin): New function.
1980 * options.h (Plugin_manager): Declare.
1981 (General_options): Add --plugin option.
1982 (General_options::has_plugins): New function.
1983 (General_options::plugins): New function.
1984 (General_options::add_plugin): New function.
1985 (General_options::plugins_): New field.
1986 * plugin.cc: New file.
1987 * plugin.h: New file.
1988 * readsyms.cc: Include "plugin.h".
1989 (Read_symbols::do_read_symbols): Check for archive before checking
1990 for ELF file. Call plugin hooks to claim files.
1991 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1992 from a real object file; force override when processing replacement
1994 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1995 (Symbol::init_base_object): Likewise.
1996 (Symbol::init_base_output_data): Likewise.
1997 (Symbol::init_base_output_segment): Likewise.
1998 (Symbol::init_base_constant): Likewise.
1999 (Symbol::init_base_undefined): Likewise.
2000 (Symbol::output_section): Assert that object is not a plugin.
2001 (Symbol_table::add_from_pluginobj): New function.
2002 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2004 (Symbol_table::sized_write_globals): Likewise.
2005 (Symbol_table::add_from_pluginobj): Instantiate template.
2006 * symtab.h (Sized_pluginobj): Declare.
2007 (Symbol::in_real_elf): New function.
2008 (Symbol::set_in_real_elf): New function.
2009 (Symbol::in_real_elf_): New field.
2010 (Symbol_table::add_from_pluginobj): New function.
2012 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2013 (LIBDL): New variable.
2015 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2016 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2017 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2018 (MOSTLYCLEANFILES): Likewise.
2019 * testsuite/Makefile.in: Regenerate.
2020 * testsuite/plugin_test.c: New file.
2021 * testsuite/plugin_test_1.sh: New file.
2022 * testsuite/plugin_test_2.sh: New file.
2024 2008-09-16 Ian Lance Taylor <iant@google.com>
2026 * target-reloc.h (relocate_section): Check whether a symbol is
2027 defined by the ABI before reporting an undefined symbol error.
2028 * target.h (Target::is_defined_by_abi): Make parameter const.
2029 (Target::do_is_defined_by_abi): Likewise.
2030 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2031 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2032 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2033 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2034 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2035 * testsuite/Makefile.in: Rebuild.
2037 * fileread.cc (make_view): Add casts to avoid warning.
2039 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2041 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2042 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2044 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2046 * options.h (General_options::output_is_executable): New.
2047 (General_options::output_is_pie): New.
2048 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2049 for shared libraries.
2050 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2052 2008-09-11 Chris Demetriou <cgd@google.com>
2054 * options.h (origin): New -z option.
2055 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2056 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2059 2008-09-05 Cary Coutant <ccoutant@google.com>
2061 * fileread.cc (File_read::make_view): Add check for attempt to map
2064 2008-09-05 Cary Coutant <ccoutant@google.com>
2066 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2067 explicit instantiations.
2069 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2072 * options.cc (General_options::finalize): Allow undefined symbols
2073 in shlibs if linking -shared.
2076 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2077 symbols as not needing a dynsym entry.
2079 2008-08-20 Craig Silverstein <csilvers@google.com>
2081 * fileread.cc (File_read::open): Do not lock the file unless it
2082 was successfully opened.
2084 2008-08-14 Cary Coutant <ccoutant@google.com>
2086 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2087 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2088 * testsuite/tls_test.cc (struct int128): 128-bit struct
2089 for testing TLS relocs with non-zero addend.
2090 (v12): New TLS variable.
2092 (t_last): Add check for v12.
2093 * testsuite/tls_test.h (t12): New function.
2094 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2096 2008-08-13 Ian Lance Taylor <iant@google.com>
2098 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2099 set tls_segment_ or relro_segment_.
2100 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2102 * output.h (Output_section::clear_is_relro): New function.
2103 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2104 sections specially even when output_data_ is empty.
2105 (Output_segment::maximum_alignment): When first section is relro,
2106 only force alignment for PT_LOAD segments.
2107 * script.cc (script_data_segment_align): New function.
2108 (script_data_segment_relro_end): New function.
2109 * script-c.h (script_data_segment_align): Declare.
2110 (script_data_segment_relro_end): Declare.
2111 * script-sections.h (class Script_sections): Declare
2112 data_segment_align and data_segment_relro_end. Add fields
2113 segment_align_index_ and saw_relro_end_.
2114 * script-sections.cc (class Sections_element): Add set_is_relro
2115 virtual function. Add new bool* parameter to place_orphan_here.
2116 Add get_output_section virtual function.
2117 (class Output_section_definition): Add set_is_relro. Add new
2118 bool* parameter to place_orphan_here. Add get_output_section.
2119 Add is_relro_ field.
2120 (Output_section_definition::Output_section_definition): Initialize
2121 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2122 and is_relro_ fields.
2123 (Output_section_definition::place_orphan_here): Add is_relro
2125 (Output_section_definition::set_section_addresses): Set relro for
2127 (Output_section_definition::alternate_constraint): Likewise.
2128 (class Orphan_output_section): Add new bool* parameter to
2129 place_orphan_here. Add get_output_section.
2130 (Orphan_output_section::place_orphan_here): Add is_relro
2132 (Script_sections::Script_sections): Initialize
2133 data_segment_align_index_ and saw_relro_end_.
2134 (Script_sections::data_segment_align): New function.
2135 (Script_sections::data_segment_relro_end): New function.
2136 (Script_sections::place_orphan): Set or clear is_relro.
2137 (Script_sections::set_section_addresses): Force alignment of first
2139 * yyscript.y (exp): Call script_data_segment_align and
2140 script_data_segment_relro_end.
2141 * testsuite/relro_script_test.t: New file.
2142 * testsuite/relro_test.cc (using_script): Declare.
2143 (t1, t2): Test using_script.
2144 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2145 (relro_script_test_SOURCES): Define.
2146 (relro_script_test_DEPENDENCIES): Define.
2147 (relro_script_test_LDFLAGS): Define.
2148 (relro_script_test_LDADD): Define.
2149 (relro_script_test.so): New target.
2150 * testsuite/Makefile.in: Rebuild.
2152 2008-08-06 Cary Coutant <ccoutant@google.com>
2154 * archive.cc (Archive::total_archives, Archive::total_members)
2155 (Archive::total_members_loaded): New variables.
2156 (Archive::setup): Add parameter. Add option to preread
2158 (Archive::read_armap): Add counter.
2159 (Archive::get_file_and_offset): New function.
2160 (Archive::get_elf_object_for_member): New function.
2161 (Archive::read_all_symbols): New function.
2162 (Archive::read_symbols): New function.
2163 (Archive::add_symbols): Add counters.
2164 (Archive::include_all_members): Use armap to find members if it's
2166 (Archive::include_member): Skip reading symbols if already read.
2167 Factored code into Archive::get_file_and_offset and
2168 Archive::get_elf_object_for_member. Changed call to
2169 Mapfile::report_include_archive_member.
2170 (Archive::print_stats): New function.
2171 * archive.h: Declare Object and Read_symbols_data classes.
2172 (Archive::Archive): Add initializers for new members.
2173 (Archive::setup): Add parameter.
2174 (Archive::print_stats): New function.
2175 (Archive::total_archives, Archive::total_members)
2176 (Archive::total_members_loaded): New variables.
2177 (Archive::get_file_and_offset): New function.
2178 (Archive::get_elf_object_for_member): New function.
2179 (Archive::read_all_symbols): New function.
2180 (Archive::read_symbols): New function.
2181 (Archive::Archive_member): New class.
2182 (Archive::members_): New member.
2183 (Archive::num_members_): New member.
2184 * main.cc: Include archive.h.
2185 (main): Call Archive::print_stats.
2186 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2187 archive parameter; member_name is now the fully-decorated name.
2188 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2189 * options.h: (General_options): Add --preread-archive-symbols option.
2190 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2193 2008-08-04 Ian Lance Taylor <iant@google.com>
2195 * symtab.h (Symbol::use_plt_offset): New function.
2196 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2197 * powerpc.cc (Relocate::relocate): Likewise.
2198 * sparc.cc (Relocate::relocate): Likewise.
2199 * x86_64.cc (Relocate::relocate): Likewise.
2200 * testsuite/weak_plt.sh: New test.
2201 * testsuite/weak_plt_main.cc: New test.
2202 * testsuite/weak_plt_shared.cc: New test.
2203 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2204 (check_PROGRAMS): Add weak_plt.
2205 (check_DATA): Add weak_plt_shared.so.
2206 (weak_plt_main_pic.o, weak_plt): New targets.
2207 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2208 * testsuite/Makefile.in: Rebuild.
2210 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2212 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2213 * testsuite/Makefile.in: Rebuild.
2215 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2217 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2218 * Makefile.in: Regenerate.
2219 * po/POTFILES.in: Regenerate.
2221 2008-07-29 Ian Lance Taylor <iant@google.com>
2223 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2224 symbols before other symbols.
2225 * testsuite/script_test_2.cc (test_addr): Declare.
2226 (test_addr_alias): Declare.
2227 (main): Check that test_addr and test_addr_alias have the right
2229 * testsuite/script_test_2.t: Define test_addr_alias and
2232 2008-07-24 Ian Lance Taylor <iant@google.com>
2235 * descriptors.cc: New file.
2236 * descriptors.h: New file.
2237 * gold-threads.h (class Hold_optional_lock): New class.
2238 * fileread.cc: Include "descriptors.h".
2239 (File_read::~File_read): Release descriptor rather than closing
2241 (File_read::open) [file]: Call open_descriptor rather than open.
2242 Set is_descriptor_opened_.
2243 (File_read::open) [memory]: Assert that descriptor is not open.
2244 (File_read::reopen_descriptor): New function.
2245 (File_read::release): Release descriptor.
2246 (File_read::do_read): Make non-const. Reopen descriptor.
2247 (File_read::read): Make non-const.
2248 (File_read::make_view): Reopen descriptor.
2249 (File_read::do_readv): Likewise.
2250 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2251 Update declarations.
2252 * layout.cc: Include "descriptors.h".
2253 (Layout::create_build_id): Use open_descriptor rather than open.
2254 * output.cc: Include "descriptors.h".
2255 (Output_file::open): Use open_descriptor rather than open.
2256 * archive.cc (Archive::const_iterator): Change Archive to be
2258 (Archive::begin, Archive::end): Make non-const.
2259 (Archive::count_members): Likewise.
2260 * archive.h (class Archive): Update declarations.
2261 * object.h (Object::read): Make non-const.
2262 * Makefile.am (CCFILES): Add descriptors.cc.
2263 (HFILES): Add descriptors.h.
2264 * Makefile.in: Rebuild.
2267 * gold.h: Always include <clocale>. Add Solaris workarounds
2268 following code in binutils/sysdep.h.
2271 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2272 this->eh_frame_hdr_ is NULL before using it.
2274 * dynobj.cc (Versions::Versions): Update comment.
2276 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2277 the base version name.
2279 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2280 array size plus one.
2281 (Stringpool_template::set_string_offsets): Subtract one from key
2282 before using it as an array index.
2283 (Stringpool_template::get_offset_with_length): Likewise.
2284 (Stringpool_template::write_to_buffer): Likewise.
2285 * stringpool.h (Stringpool_template::get_offset_from_key):
2288 2008-07-23 Ian Lance Taylor <iant@google.com>
2291 * object.h (Merged_symbol_value::value): Do our best to handle a
2295 * script.cc (Version_script_info::get_versions): Don't add empty
2296 version tag to return value.
2297 (Version_script_info::get_symbol_version_helper): Change return
2298 type to bool. Add pversion parameter. Change all callers.
2299 (script_register_vers_node): Don't require a non-NULL tag.
2300 * script.h (class Version_script_info): Update declarations.
2301 (Version_script_info::get_symbol_version): Change return type to
2302 bool. Add version parameter. Change all callers.
2303 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2304 handling. Handle an empty version from a version script.
2305 (Symbol_table::define_special_symbol): Likewise.
2306 * testsuite/ver_test_10.script: New file.
2307 * testsuite/ver_test_10.sh: New file.
2308 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2309 (check_DATA): Add ver_test_10.syms.
2310 (ver_test_10.syms, ver_test_10.so): New target.
2311 * testsuite/Makefile.in: Rebuild.
2313 2008-07-23 Simon Baldwin <simonb@google.com>
2315 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2316 to zero for undefined symbols from dynamic libraries.
2318 2008-07-23 Ian Lance Taylor <iant@google.com>
2320 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2322 * symtab.h (class Symbol_table): Update declaration.
2323 * testsuite/ver_test_9.cc: New file.
2324 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2325 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2326 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2327 (ver_test_9.so, ver_test_9.o): New targets.
2328 * testsuite/Makefile.in: Rebuild.
2330 2008-07-22 Ian Lance Taylor <iant@google.com>
2332 * options.h (class General_options): Define --check-sections.
2333 * layout.cc (Layout::set_segment_offsets): Handle
2336 * options.h (class General_options): Define -n/--nmagic and
2338 * options.cc (General_options::finalize): For -n/--nmagic or
2339 -N/--omagic, set -static.
2340 * layout.cc (Layout::attach_allocated_section_to_segment): If
2341 -N/--omagic, don't put read-only and read-write sections in
2343 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2344 finding a read-only segment.
2345 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2346 don't set the minimum segment alignment to the common page size,
2347 and don't set the file offset to the address modulo the page size.
2348 * script-sections.cc (Script_sections::create_segments): If
2349 -n/--omagic, don't put read-only and read-write sections in
2352 * cref.cc: New file.
2354 * options.h (class General_options): Add --print-symbol-counts.
2355 * main.cc (main): Issue defined symbol report if requested.
2356 * archive.cc (Archive::interpret_header): Make into a const member
2358 (Archive::add_symbols): Call Input_objects::archive_start and
2360 (Archive::const_iterator): Define new class.
2361 (Archive::begin, Archive::end): New functions.
2362 (Archive::include_all_members): Rewrite to use iterator.
2363 (Archive::count_members): New function.
2364 * archive.h (class Archive): Update declarations.
2365 (Archive::filename): New function.
2366 * object.cc: Include "cref.h".
2367 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2368 (Sized_relobj::do_get_global_symbol_counts): New function.
2369 (Input_objects::add_object): Add object to cross-referencer.
2370 (Input_objects::archive_start): New function.
2371 (Input_objects::archive_stop): New function.
2372 (Input_objects::print_symbol_counts): New function.
2373 * object.h: Declare Cref and Archive.
2374 (Object::get_global_symbol_counts): New function.
2375 (Object::do_get_global_symbol_counts): New pure virtual function.
2376 (class Sized_relobj): Add defined_count_ field. Update
2378 (class Input_objects): Add cref_ field. Update constructor.
2379 Update declarations.
2380 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2382 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2384 (Sized_dynobj::do_get_global_symbol_counts): New function.
2385 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2386 defined_count_. Update declarations. Define Symbols typedef.
2387 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2388 parameter. Change all callers.
2389 (Symbol_table::add_from_dynobj): Add sympointers and defined
2390 parameters. Change all callers.
2391 * symtab.h (class Symbol_table): Update declarations.
2392 * Makefile.am (CCFILES): Add cref.cc.
2393 (HFILES): Add cref.h.
2394 * Makefile.in: Rebuild.
2396 2008-07-22 Simon Baldwin <simonb@google.com>
2398 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2399 to zero when writing undefined symbols.
2401 2008-07-22 Ian Lance Taylor <iant@google.com>
2403 * output.cc (Output_section::add_input_section): Don't try to
2404 merge empty merge sections.
2406 2008-07-21 Craig Silverstein <csilvers@google.com>
2408 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2409 Include symbol version in error message.
2411 2008-07-20 Chris Demetriou <cgd@google.com>
2413 * configure.ac (gold_cv_c_random_seed): New configured variable.
2414 (RANDOM_SEED_CFLAGS): New substituted variable.
2415 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2416 * configure: Rebuild.
2417 * Makefile.in: Likewise.
2418 * testsuite/Makefile.in: Likewise.
2420 2008-07-18 Ian Lance Taylor <iant@google.com>
2422 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2423 where we see NAME/NULL and NAME/VERSION as separate symbols.
2424 * testsuite/ver_test_main.cc (main): Call t4.
2425 (t4, t4_2a): Define.
2426 * testsuite/ver_test_2.cc (t4_2): Define.
2427 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2428 * testsuite/ver_test_4.cc (t4_2a): Define.
2429 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2430 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2432 2008-07-17 Ian Lance Taylor <iant@google.com>
2434 * dynobj.cc (Versions::add_def): If we give an error about a
2435 missing version, go ahead and create the version anyhow.
2437 2008-07-10 Ian Lance Taylor <iant@google.com>
2439 Handle output sections with more than 0x7fffffff bytes.
2440 * object.h (class Relobj): Change map_to_output_ to
2441 output_sections_, and just keep a section pointer. Change all
2442 uses. Move comdat group support to Sized_relobj.
2443 (Relobj::is_section_specially_mapped): Remove.
2444 (Relobj::output_section): Remove poff parameter. Change all
2446 (Relobj::output_section_offset): New function.
2447 (Relobj::set_section_offset): Rewrite.
2448 (Relobj::map_to_output): Remove.
2449 (Relobj::output_sections): New function.
2450 (Relobj::do_output_section_offset): New pure virtual function.
2451 (Relobj::do_set_section_offset): Likewise.
2452 (class Sized_relobj): Add section_offsets_ field. Add comdat
2453 group support from Relobj. Update declarations.
2454 (Sized_relobj::get_output_section_offset): New function.
2455 (Sized_relobj::do_output_section_offset): New function.
2456 (Sized_relobj::do_set_section_offset): New function.
2457 * object.cc (Relobj::output_section_address): Remove.
2458 (Sized_relobj::Sized_relobj): Initialize new fields.
2459 (Sized_relobj::include_section_group): Cast find_kept_object to
2461 (Sized_relobj::include_linkonce_section): Likewise.
2462 (Sized_relobj::do_layout): Use separate arrays for output section
2464 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2466 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2467 output_sections and section_offsets.
2468 (Sized_relobj::write_local_symbols): Likewise.
2469 (map_to_kept_section): Compute output address directly.
2470 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2471 output_sections and section_offsets.
2472 (Sized_relobj::write_sections): Likewise.
2473 (Sized_relobj::relocate_sections): Likewise.
2474 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2475 * output.h (class Output_reloc): Update declarations. Change
2476 u2_.relobj to Sized_relobj*.
2477 (class Output_data_reloc): Change add functions to use
2479 * output.cc (Output_reloc::Output_reloc): Change relobj to
2481 (Output_reloc::local_section_offset): Change return type to
2482 Elf_Addr. Use get_output_section_offset.
2483 (Output_reloc::get_address): Likewise.
2484 (Output_section::is_input_address_mapped): Don't call
2485 is_section_specially_mapped.
2486 (Output_section::output_offset): Likewise.
2487 (Output_section::output_address): Likewise.
2488 (Output_section::starting_output_address): Likewise.
2489 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2490 parameter to Sized_relobj*.
2491 (Copy_relocs::need_copy_reloc): Likewise.
2492 (Copy_relocs::save): Likewise.
2493 * copy-relocs.h (class Copy_relocs): Update declarations.
2494 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2495 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2496 * target-reloc.h (relocate_for_relocatable): Change
2497 offset_in_output_section type to Elf_Addr. Change code that uses
2499 * layout.cc (Layout::layout): Always set *off.
2500 * mapfile.cc (Mapfile::print_input_section): Use
2501 output_section_offset.
2502 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2504 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2505 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2506 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2508 2008-07-03 Ian Lance Taylor <iant@google.com>
2510 * layout.cc (Layout::include_section): Do not discard unrecognized
2511 SHT_STRTAB sections.
2513 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2515 * script.cc (Lex::can_continue_name): Make '?' allowable in
2516 version-script names.
2517 * testsuite/version_script.map: Change glob pattern to use '?'
2519 2008-06-30 Manish Singh <yosh@gimp.org>
2522 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2525 2008-06-30 Ian Lance Taylor <iant@google.com>
2529 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2530 versions]: Don't try to read the value in the contents, since we
2531 don't use it. Use the template endianness when writing.
2533 2008-06-25 Cary Coutant <ccoutant@google.com>
2535 * fileread.cc (File_read::make_view): Assert on zero-length view.
2536 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2537 symbol table when there are no symbols to read.
2539 2008-06-23 Craig Silverstein <csilvers@google.com>
2541 * version.cc (version_string): Bump to 1.7
2543 2008-06-18 Craig Silverstein <csilvers@google.com>
2545 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2546 constant 0xFFFF to type Valtype.
2547 (Powerpc_relocate_functions::rel16_ha): Likewise.
2549 2008-06-17 Ian Lance Taylor <iant@google.com>
2551 * output.h (Output_section::Input_section): Initialize p2align_ to
2552 zero for Output_section_data constructors.
2553 (Output_section::Input_section::addralign): If not an input
2554 section, return the alignment of the Output_section_data.
2555 * testsuite/copy_test.cc: New file.
2556 * testsuite/copy_test_1.cc: New file.
2557 * testsuite/copy_test_2.cc: New file.
2558 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2559 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2560 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2561 (copy_test_1_pic.o, copy_test_1.so): New targets.
2562 (copy_test_2_pic.o, copy_test_2.so): New targets.
2563 * testsuite/Makefile.in: Rebuild.
2565 * script-sections.cc (Script_sections::place_orphan): Initialize
2566 local variable exact.
2568 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2570 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2572 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2573 David S. Miller <davem@davemloft.net>
2575 * powerpc.cc: New file.
2576 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2577 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2578 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2579 * Makefile.in: Rebuild.
2581 2008-06-09 Ian Lance Taylor <iant@google.com>
2583 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2585 (throwing, orig_terminate): New static variables.
2586 (terminate_handler): New static function.
2587 (t2): Set terminate handler.
2589 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2592 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2595 2008-05-30 Cary Coutant <ccoutant@google.com>
2597 * archive.cc (Archive::include_all_members) Correct to step
2598 over symbol table and extended name table in thin archives.
2600 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2603 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2606 2008-05-28 Caleb Howe <cshowe@google.com>
2608 * reduced_debug_output.cc: New file.
2609 * reduced_debug_output.h: New file.
2610 * options.h (class General_options): Add --strip-debug-non-line.
2611 * options.cc (General_options::finalize): Add strip_debug_non_line
2612 to the strip heirarchy.
2613 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2615 * layout.cc: Include "reduced_debug_output.h".
2616 (Layout::Layout): Initialize new fields.
2617 (line_only_debug_sections): New static array.
2618 (is_lines_only_debug_sections): New static inline function.
2619 (Layout::include_section): Handle --strip-debug-non-line.
2620 (Layout::make_output_section): If --strip-debug-non-line, build
2621 new output sections for .debug_abbrev and .debug_info.
2622 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2623 gold. Warn about possible overflow.
2624 (read_signed_LEB_128): Likewise.
2625 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2626 (read_signed_LEB_128): Declare.
2627 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2628 (HFILES): Add reduced_debug_output.h.
2629 * Makefile.in: Rebuild.
2631 2008-05-21 Ian Lance Taylor <iant@google.com>
2633 * mapfile.cc: New file.
2634 * mapfile.h: New file.
2635 * options.h (class General_options): Add -M/--print-map and -Map.
2636 * options.cc (General_options::finalize): Make -M equivalent to
2638 * main.cc: Include <cstdio> and "mapfile.h".
2639 (main): Open mapfile if requested.
2640 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2641 constructor. Change caller.
2642 (queue_initial_tasks): Add mapfile parameter. Change caller.
2643 (queue_middle_tasks): Likewise.
2644 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2646 * archive.cc: Include "mapfile.h".
2647 (Archive::add_symbols): Add mapfile parameter. Change all
2648 callers. Pass mapfile, symbol, and reason to include_member.
2649 (Archive::include_all_members): Add mapfile parameter. Change all
2651 (Archive::include_member): Add mapfile, sym, and why parameters.
2652 Change all callers. Report inclusion to map file.
2653 * archive.h: Include "fileread.h".
2654 (class Archive): Update declarations.
2655 (Archive::file): New const method.
2656 (class Add_archive_symbols): Add mapfile_ field. Update
2657 constructor. Change all callers.
2658 * readsyms.h (class Read_symbols): Likewise.
2659 (class Finish_group): Likewise.
2660 (class Read_script): Likewise.
2661 * common.cc: Include "mapfile.h".
2662 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2664 (Symbol_table::do_allocate_commons): Likewise.
2665 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2666 symbol allocation to mapfile.
2667 * common.h (class Allocate_commons_task): Add mapfile_ field.
2668 Update constructor. Change all callers.
2669 * symtab.h (class Symbol_table): Update declarations.
2670 * layout.cc: Include "mapfile.h".
2671 (Layout_task_runner::run): Print information to mapfile.
2672 (Layout::create_gold_note): Change Output_data_fixed_space to
2673 Output_data_zero_fill.
2674 (Layout::create_build_id): Likewise.
2675 (Layout::print_to_mapfile): New function.
2676 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2677 constructor. Change caller.
2678 (class Layout): Declare print_to_mapfile.
2679 * output.cc (Output_section::Input_section::print_to_mapfile): New
2681 (Output_section::add_input_section): If producing a map, always
2682 add to input_sections_ list.
2683 (Output_section::do_print_to_mapfile): New function.
2684 (Output_segment::print_sections_to_mapfile): New function.
2685 (Output_segment::print_section_list_to_mapfile): New function.
2686 * output.h: Include "mapfile.h".
2687 (Output_data::print_to_mapfile): New function.
2688 (Output_data::do_print_to_mapfile): New virtual function.
2689 (Output_segment_headers::do_print_to_mapfile): New function.
2690 (Output_file_header::do_print_to_mapfile): New function.
2691 (Output_data_const::do_print_to_mapfile): New function.
2692 (class Output_data_const_buffer): Add map_name_ field. Update
2693 constructor. Change all callers. Add do_print_to_mapfile
2695 (class Output_data_fixed_space): Likewise.
2696 (class Output_data_space): Likewise.
2697 (class Output_data_zero_fill): New class.
2698 (Output_data_strtab::do_print_to_mapfile): New function.
2699 (Output_data_reloc_base::do_print_to_mapfile): New function.
2700 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2701 (Output_data_group::do_print_to_mapfile): New function.
2702 (Output_data_got::do_print_to_mapfile): New function.
2703 (Output_data_dynamic::do_print_to_mapfile): New function.
2704 (Output_symtab_xindex::do_print_to_mapfile): New function.
2705 (class Output_section): Declare do_print_to_mapflie. Declare
2706 print_to_mapfile in Input_section.
2707 (class Output_segment): Declare new functions.
2708 * object.h (Sized_relobj::symbol_count): New function.
2709 * script-sections.cc
2710 (Output_section_element_dot_assignment::set_section_addresses):
2711 Change Output_data_fixed_space to Output_data_zero_fill.
2712 (Output_data_expression::do_print_to_mapfile): New function.
2713 * script.cc (read_input_script): Add mapfile parameter. Change
2715 * script.h (read_input_script): Update declaration.
2716 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2717 (Eh_frame::do_print_to_mapfile): New function.
2718 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2719 (Output_merge_string::do_print_to_mapfile): New function.
2720 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2722 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2724 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2726 * Makefile.am (CCFILES): Add mapfile.cc.
2727 (HFILES): Add mapfile.h.
2728 * Makefile.in: Rebuild.
2730 2008-05-19 Ian Lance Taylor <iant@google.com>
2732 * options.h (class General_options): Add -z relro.
2733 * layout.cc (Layout::Layout): Initialize relro_segment_.
2734 (Layout::add_output_section_data): Return the output section.
2735 (Layout::make_output_section): Rcognize relro sections and mark
2737 (Layout::attach_allocated_section_to_segment): Put relro sections
2738 in a PT_GNU_RELRO segment.
2739 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2741 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2743 (Layout::linkonce_mapping): Map d.rel.ro.local to
2745 (Layout::output_section_name): Us .data.rel.ro.local for any
2746 section which begins with that.
2747 * layout.h (class Layout): Update add_output_section_data
2748 declaration. Add relro_segment_ field.
2749 * output.cc (Output_section::Output_section): Initialize is_relro_
2750 and is_relro_local_ fields.
2751 (Output_segment::add_output_section): Group relro sections.
2752 (Output_segment::is_first_section_relro): New function.
2753 (Output_segment::maximum_alignment): If there is a relro section,
2754 align the segment to the common page size.
2755 (Output_segment::set_section_addresses): Track whether we are
2756 looking at relro sections. If the last section is a relro
2757 section, align to the common page size.
2758 (Output_segment::set_section_list_addresses): Add in_relro
2759 parameter. Change all callers. Align to the page size when
2760 moving from relro to non-relro section.
2761 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2763 * output.h (class Output_section): Add is_relro_ and
2764 is_relro_local_ fields.
2765 (Output_section::is_relro): New function.
2766 (Output_section::set_is_relro): New function.
2767 (Output_section::is_relro_local): New function.
2768 (Output_section::set_is_relro_local): New function.
2769 (class Output_segment): Update declarations.
2770 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2771 * sparc.cc (Target_sparc::got_section): Likewise.
2772 * x86_64.cc (Target_x86_64::got_section): Likewise.
2773 * testsuite/relro_test_main.cc: New file.
2774 * testsuite/relro_test.cc: New file.
2775 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2776 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2777 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2778 (relro_test.so, relro_test_pic.o): New targets.
2779 * testsuite/Makefile.in: Rebuild.
2781 2008-05-16 Ian Lance Taylor <iant@google.com>
2783 * output.cc (Output_segment::add_output_section): Remove front
2785 * output.h (class Output_segment): Remove
2786 add_initial_output_section and overloaded add_output_section.
2787 Update declaration of remaining add_output_section.
2788 * layout.cc (Layout::create_interp): Call add_output_section
2789 rather than add_initial_output_section.
2790 (Layout::finish_dynamic_section): Likewise.
2792 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2793 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2794 know the dynamic type.
2795 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2796 field. Initialize it in constructor.
2797 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2798 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2799 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2802 * output.cc (Output_reloc::get_address): Change return type to
2804 * output.h (class Output_reloc): Update get_address declaration.
2805 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2806 for section addresses.
2808 2008-05-09 Ian Lance Taylor <iant@google.com>
2811 * gold.cc (gold_nomem): Use return value of write.
2813 2008-05-08 Ian Lance Taylor <iant@google.com>
2815 * symtab.c (Symbol::init_base_output_data): Add version
2816 parameter. Change all callers.
2817 (Symbol::init_base_output_segment): Likewise.
2818 (Symbol::init_base_constant): Likewise.
2819 (Symbol::init_base_undefined): Likewise.
2820 (Sized_symbol::init_output_data): Likewise.
2821 (Sized_symbol::init_output_segment): Likewise.
2822 (Sized_symbol::init_constant): Likewise.
2823 (Sized_symbol::init_undefined): Likewise.
2824 (Symbol_table::do_define_in_output_data): If the new symbol has a
2825 version, mark it as the default.
2826 (Symbol_table::do_define_in_output_segment): Likewise.
2827 (Symbol_table::do_define_as_constant): Likewise.
2828 * symtab.h (class Symbol): Update declarations.
2829 (class Sized_symbol): Likewise.
2830 * resolve.cc (Symbol::override_version): New function.
2831 (Symbol::override_base): Call override_version.
2832 (Symbol::override_base_with_special): Likewise.
2833 * testsuite/ver_script_8.script: New file.
2834 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2835 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2836 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2837 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2839 2008-05-06 Ian Lance Taylor <iant@google.com>
2842 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2844 (class General_options): Remove existing --undefined, and add
2845 --no-undefined instead. Add new --undefined as synonym for -u.
2846 * archive.cc (Archive::add_symbols): Check whether symbol was
2848 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2849 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2850 all uses. Add IS_UNDEFINED. Update declarations to split
2851 different versions of init_base. Declare init_base_undefined.
2852 (Symbol::is_defined): Handle IS_UNDEFINED.
2853 (Symbol::is_undefined): Likewise.
2854 (Symbol::is_weak_undefined): Call is_undefined.
2855 (Symbol::is_absolute): Handle IS_CONSTANT.
2856 (class Sized_symbol): Update declarations to split different
2857 versions of init. Declare init_undefined.
2858 (class Symbol_table): Declare new functions.
2859 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2861 (Symbol::init_base_output_data): Likewise.
2862 (Symbol::init_base_output_segment): Likewise.
2863 (Symbol::init_base_constant): Likewise.
2864 (Symbol::init_base_undefined): New function.
2865 (Sized_symbol::init_object): Rename from init. Change all
2867 (Sized_symbol::init_output_data): Likewise.
2868 (Sized_symbol::init_output_segment): Likewise.
2869 (Sized_symbol::init_constant): Likewise.
2870 (Sized_symbol::init_undefined): New function.
2871 (Symbol_table::add_undefined_symbols_from_command_line): New
2873 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2875 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2876 (Symbol::output_section): Likewise.
2877 (Symbol::set_output_section): Likewise.
2878 (Symbol_table::sized_finalize_symbol): Likewise.
2879 (Symbol_table::sized_write_globals): Likewise.
2880 * resolve.cc (Symbol_table::should_override): Likewise.
2881 (Symbol::override_base_with_special): Likewise.
2883 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2884 symbol, change it to have default visibility.
2885 * testsuite/protected_1.cc: New file.
2886 * testsuite/protected_2.cc: New file.
2887 * testsuite/protected_3.cc: New file.
2888 * testsuite/protected_main_1.cc: New file.
2889 * testsuite/protected_main_2.cc: New file.
2890 * testsuite/protected_main_3.cc: New file.
2891 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2892 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2893 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2894 (protected_1.so): New target.
2895 (protected_1_pic.o, protected_2_pic.o): New targets.
2896 (protected_3_pic.o): New target.
2897 (check_PROGRAMS): Add protected_2.
2898 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2899 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2900 * testsuite/Makefile.in: Rebuild.
2902 * options.h (DEFINE_var): Add set_user_set_##varname__.
2903 (DEFINE_bool_alias): New macro.
2904 (class General_options): Define -Bstatic using DEFINE_bool_alias
2905 rather than DEFINE_special. Add --undefined as an alias for -z
2907 * options.cc (General_options::parse_Bstatic): Remove.
2909 * options.h (class General_options): Add --fatal-warnings.
2910 * main.cc (main): Implement --fatal-warnings.
2911 * errors.h (Errors::warning_count): New function.
2913 * options.h (class General_options): Add -Bsymbolic-functions.
2914 * symtab.h (Symbol::is_preemptible): Check for
2915 -Bsymbolic-functions.
2917 2008-05-05 Ian Lance Taylor <iant@google.com>
2919 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2920 as noVARNAME rather than no-VARNAME.
2921 (class General_options): Add option -z combreloc.
2922 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2924 (Output_reloc::sort_before) [SHT_REL]: New function.
2925 (Output_reloc::sort_before) [SHT_RELA]: New function.
2926 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2927 Sort_relocs_comparison.
2928 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2929 parameter. Change all callers.
2930 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2931 sort_relocs parameter. Change all callers.
2932 * output.cc (Output_reloc::get_address): New function, broken out
2934 (Output_reloc::write_rel): Call it.
2935 (Output_reloc::compare): New function.
2936 (Output_data_reloc_base::do_write): Optionally sort relocs.
2938 * configure.ac: If targ_extra_obj is set, link it in.
2939 * configure.tgt: Initialize all variables.
2940 (x86_64*): Set targ_extra_obj and targ_extra_size.
2941 * configure: Rebuild.
2943 * object.cc (Sized_relobj::include_section_group): Adjust section
2944 indexes read from group data. Build vector to pass to
2946 * layout.cc (Layout::layout_group): Add flags and shndxes
2947 parameters. Remove contents parameter. Change caller. Update
2948 explicit instantiations.
2949 * layout.h (class Layout): Update layout_group declaration.
2950 * output.cc (Output_data_group::Output_data_group): Add flags and
2951 input_shndxes parameters. Remove contents parameter. Change
2953 (Output_data_group::do_write): Change input_sections_ to
2955 * output.h (class Output_data_group): Update constructor
2956 declaration. Rename input_sections_ to input_shndxes_.
2957 * testsuite/many_sections_test.cc: Add template.
2959 2008-04-30 Cary Coutant <ccoutant@google.com>
2961 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2963 * layout.cc (Layout::include_section): Refactored check for debug
2965 (Layout::add_comdat): Add new parameters. Change type
2966 of signature parameter. Add object and shndx to signatures table.
2967 (Layout::find_kept_object): New function.
2968 * layout.h: Include <cstring>.
2969 (Layout::is_debug_info_section): New function.
2970 (Layout::add_comdat): Add new parameters.
2971 (Layout::find_kept_object): New function.
2972 (Layout::Kept_section): New struct.
2973 (Layout::Signatures): Change type of map range.
2974 * object.cc (Relobj::output_section_address): New function.
2975 (Sized_relobj::include_section_group): Add new parameters. Change
2976 calls to Layout::add_comdat. Change to build table of kept comdat
2977 groups and table mapping discarded sections to kept sections.
2978 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2979 (Sized_relobj::do_layout): Change calls to include_section_group and
2980 include_linkonce_section.
2981 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2982 value to zero when section is discarded.
2983 (Sized_relobj::map_to_kept_section): New function.
2984 * object.h (Relobj::output_section_address): New function.
2985 (Relobj::Comdat_group): New type.
2986 (Relobj::find_comdat_group): New function.
2987 (Relobj::Comdat_group_table): New type.
2988 (Relobj::Kept_comdat_section): New type.
2989 (Relobj::Kept_comdat_section_table): New type.
2990 (Relobj::add_comdat_group): New function.
2991 (Relobj::set_kept_comdat_section): New function.
2992 (Relobj::get_kept_comdat_section): New function.
2993 (Relobj::comdat_groups_): New field.
2994 (Relobj::kept_comdat_sections_): New field.
2995 (Symbol_value::input_value): Update comment.
2996 (Sized_relobj::map_to_kept_section) New function.
2997 (Sized_relobj::include_linkonce_section): Add new parameter.
2998 * target-reloc.h (Comdat_behavior): New type.
2999 (get_comdat_behavior): New function.
3000 (relocate_section): Add code to map a discarded section to the
3001 corresponding kept section when applying a relocation.
3003 2008-04-30 Craig Silverstein <csilvers@google.com>
3005 * dwarf_reader.cc (next_generation_count): New static var.
3006 (Addr2line_cache_entry): New struct.
3007 (addr2line_cache): New static var.
3008 (Dwarf_line_info::one_addr2line): Added caching.
3009 (Dwarf_line_info::clear_addr2line_cache): New function.
3010 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3011 cache-size parameter.
3012 (Dwarf_line_info::one_addr2line_cache): New function.
3013 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3014 new cache-size argument to one_addr2line(), and clear cache.
3016 2008-04-28 Cary Coutant <ccoutant@google.com>
3018 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3019 R_386_PC8 relocations.
3021 2008-04-23 Ian Lance Taylor <iant@google.com>
3023 * object.cc (Sized_relobj::include_section_group): Check for
3024 invalid section group.
3026 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3029 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3030 than read for file header.
3031 * archive.cc (Archive::include_member): Likewise.
3033 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3035 * aclocal.m4: Regenerate.
3036 * configure: Regenerate.
3038 2008-04-19 Ian Lance Taylor <iant@google.com>
3040 * version.cc (version_string): Bump to 1.6.
3042 * testsuite/Makefile.am (many_sections_r_test): New target.
3043 (many_sections_r_test_SOURCES): Remove.
3044 (many_sections_r_test_DEPENDENCIES): Remove.
3045 (many_sections_r_test_LDFLAGS): Remove.
3046 (many_sections_r_test_LDADD): Remove.
3048 * object.cc (Sized_relobj::do_add_symbols): Always pass
3049 local_symbol_count_ to add_from_relobj.
3051 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3052 every thousand variables.
3053 * testsuite/Makefile.in: Rebuild.
3055 * object.cc (Xindex::initialize_symtab_xindex): New function.
3056 (Xindex::read_symtab_xindex): New function.
3057 (Xindex::sym_xindex_to_shndx): New function.
3058 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3060 (Sized_relobj::do_initialize_xindex): New function.
3061 (Sized_relobj::do_read_symbols): Adjust section links.
3062 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3063 parameter. Change all callers.
3064 (Sized_relobj::include_section_group): Adjust section links and
3065 symbol section indexes.
3066 (Sized_relobj::do_layout): Adjust section links.
3067 (Sized_relobj::do_count_local_symbols): Adjust section links and
3068 symbol section indexes.
3069 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3070 ordinary and special symbols.
3071 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3072 dynsym_xindex parameters. Change all callers. Adjust section
3073 links. Use SHN_XINDEX when needed.
3074 (Sized_relobj::get_symbol_location_info): Adjust section links.
3075 Don't get fooled by special symbols.
3076 * object.h (class Xindex): Define.
3077 (class Object): Add xindex_ parameter. Declare virtual functoin
3078 do_initialize_xindex.
3079 (Object::adjust_sym_shndx): New function.
3080 (Object::set_xindex): New protected function.
3081 (class Symbol_value): Add is_ordinary_shndx_ field.
3082 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3083 (Symbol_value::value): Assert ordinary section.
3084 (Symbol_value::initialize_input_to_output_map): Likewise.
3085 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3087 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3089 (class Sized_relobj): Update declarations.
3090 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3091 parameter. Change all callers.
3092 (Sized_relobj::adjust_shndx): New function.
3093 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3095 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3096 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3097 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3098 (Sized_dynobj::read_dynsym_section): Adjust section links.
3099 (Sized_dynobj::read_dynamic): Likewise.
3100 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3102 (Sized_dynobj::do_initialize_xindex): New function.
3103 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3104 do_initialize_xindex.
3105 (Sized_dynobj::adjust_shndx): New function.
3106 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3107 dynsym_xindex_ fields.
3108 (Layout::finalize): Add a call to set_section_indexes before
3109 creating the symtab sections.
3110 (Layout::set_section_indexes): Don't do anything if the section
3111 already has a section index.
3112 (Layout::create_symtab_sections): Add shnum parameter. Change
3113 caller. Create .symtab_shndx section if needed.
3114 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3116 (Layout::allocated_output_section_count): New function.
3117 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3119 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3120 fields. Update declarations.
3121 (Layout::symtab_xindex): New function.
3122 (Layout::dynsym_xindex): New function.
3123 (class Write_symbols_task): Add layout_ field.
3124 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3126 * output.cc (Output_section_headers::Output_section_headers): Add
3127 shstrtab_section parameter. Change all callers.
3128 (Output_section_headers::do_sized_write): Store overflow values
3129 for section count and section string table section index in
3130 section header zero.
3131 (Output_file_header::do_sized_write): Check for overflow of
3132 section count and section string table section index.
3133 (Output_symtab_xindex::do_write): New function.
3134 (Output_symtab_xindex::endian_do_write): New function.
3135 * output.h (class Output_section_headers): Add shstrtab_section_.
3136 Update declarations.
3137 (class Output_symtab_xindex): Define.
3138 (Output_section::has_out_shndx): New function.
3139 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3141 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3143 (Sized_symbol::init): Likewise.
3144 (Symbol::output_section): Check for ordinary symbol.
3145 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3146 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3148 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3149 Change all callers. Simplify handling of symbols from sections
3150 not included in the link.
3151 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3153 (Weak_alias_sorter::operator()): Assert that symbols are
3155 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3157 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3158 parameters. Change all callers.
3159 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3160 symbol distinction. Use SHN_XINDEX when needed.
3161 (Symbol_table::write_section_symbol): Add symtab_xindex
3162 parameter. Change all callers.
3163 (Symbol_table::sized_write_section_symbol): Likewise. Use
3164 SHN_XINDEX when needed.
3165 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3167 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3168 (Symbol::is_defined): Check is_ordinary.
3169 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3170 (Symbol::is_absolute, Symbol::is_common): Likewise.
3171 (class Sized_symbol): Update declarations.
3172 (class Symbol_table): Update declarations.
3173 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3174 parameters. Change all callers.
3175 (Sized_symbol::override): Likewise.
3176 (Symbol_table::override): Likewise.
3177 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3178 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3179 is_ordinary, and orig_st_shndx parameters. Change all callers.
3180 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3181 to be in an ordinary section.
3182 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3183 object and is_ordinary parameters. Change all callers.
3184 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3185 Change all callers. Don't add undefined or non-ordinary symbols
3187 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3189 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3191 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3192 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3193 (Sized_relobj::relocate_sections): Likewise.
3194 * target-reloc.h (scan_relocs): Adjust section symbol index.
3195 (scan_relocatable_relocs): Likewise.
3196 * i386.cc (Scan::local): Check for ordinary symbols.
3197 * sparc.cc (Scan::local): Likewise.
3198 * x86_64.cc (Scan::local): Likewise.
3199 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3200 to symbol_section_and_value.
3201 * testsuite/many_sections_test.cc: New file.
3202 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3203 (check_PROGRAMS): Add many_sections_test.
3204 (many_sections_test_SOURCES): Define.
3205 (many_sections_test_DEPENDENCIES): Define.
3206 (many_sections_test_LDFLAGS): Define.
3207 (BUILT_SOURCES): Add many_sections_define.h.
3208 (many_sections_define.h): New target.
3209 (BUILT_SOURCES): Add many_sections_check.h.
3210 (many_sections_check.h): New target.
3211 (check_PROGRAMS): Add many_sections_r_test.
3212 (many_sections_r_test_SOURCES): Define.
3213 (many_sections_r_test_DEPENDENCIES): Define.
3214 (many_sections_r_test_LDFLAGS): Define.
3215 (many_sections_r_test_LDADD): Define.
3216 (many_sections_r_test.o): New target.
3217 * testsuite/Makefile.in: Rebuild.
3219 2008-04-17 Cary Coutant <ccoutant@google.com>
3221 * errors.cc (Errors::info): New function.
3222 (gold_info): New function.
3223 * errors.h (Errors::info): New function.
3224 * gold.h (gold_info): New function.
3225 * object.cc (Input_objects::add_object): Print trace output.
3226 * options.cc (options::parse_set): New function.
3227 (General_options::parse_wrap): Deleted.
3228 (General_options::General_options): Deleted initializer.
3229 * options.h (options::String_set): New typedef.
3230 (options::parse_set): New function.
3231 (DEFINE_set): New macro.
3232 (General_options::wrap): Changed to use DEFINE_set. Changed
3233 callers of any_wrap_symbols and is_wrap_symbol.
3234 (General_options::trace, General_options::trace_symbol):
3236 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3237 (General_options::wrap_symbols_): Deleted.
3238 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3240 2008-04-17 David S. Miller <davem@davemloft.net>
3242 * options.cc (General_options::parse_V): New function.
3243 * options.h: Add entries for -V and -Qy.
3245 2008-04-17 Ian Lance Taylor <iant@google.com>
3247 * common.cc (Symbol_table::allocate_commons): Remove options
3248 parameter. Change caller.
3249 (Symbol_table::do_allocate_commons): Remove options parameter.
3250 Change caller. Just call do_allocate_commons_list twice.
3251 (Symbol_table::do_allocate_commons_list): New function, broken out
3252 of do_allocate_commons.
3253 * common.h (class Allocate_commons_task): Remove options_ field.
3255 * symtab.cc (Symbol_table::Symbol_table): Initialize
3257 (Symbol_table::add_from_object): Put TLS common symbols on
3259 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3260 which are IN_OUTPUT_DATA.
3261 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3262 allocate_commons and do_allocate_commons declarations. Declare
3263 do_allocate_commons_list.
3264 * gold.cc (queue_middle_tasks): Update creation of
3265 Allocate_commons_task to not pass options.
3266 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3267 (TLS_TEST_C_FLAGS): New variable.
3268 (tls_test_c_pic.o): New target.
3269 (tls_test_shared.so): Link in tls_test_c_pic.o.
3270 (tls_test_c_pic_ie.o): New target.
3271 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3272 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3273 (tls_test_c.o): New target.
3274 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3275 (tls_pic_test_LDADD): Likewise.
3276 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3277 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3278 (tls_test_c_gnu2.o): New target.
3279 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3281 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3282 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3283 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3284 * testsuite/tls_test.cc: Include "config.h".
3285 (t_last): Call t11_last.
3286 * testsuite/tls_test.h (t11, t11_last): Declare.
3287 * testsuite/tls_test_c.c: New file.
3288 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3289 * configure.ac: Check for OpenMP support.
3290 * configure, config.in, Makefile.in: Rebuild.
3291 * testsuite/Makefile.in: Rebuild.
3293 2008-04-16 Cary Coutant <ccoutant@google.com>
3295 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3296 (Target_i386::tls_base_symbol_defined_): New field.
3297 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3298 (Target_i386::Scan::global): Likewise.
3299 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3300 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3301 (Target_x86_64::tls_base_symbol_defined_): New field.
3302 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3303 (Target_x86_64::Scan::global): Likewise.
3305 2008-04-16 Cary Coutant <ccoutant@google.com>
3307 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3308 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3309 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3310 building shared libraries.
3311 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3312 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3313 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3314 * testsuite/Makefile.in: Rebuild.
3315 * testsuite/weak_undef.h: New file.
3316 * testsuite/weak_undef_file1.cc: Add extra test cases.
3317 * testsuite/weak_undef_file2.cc: Likewise.
3318 * testsuite/weak_undef_test.cc: Likewise.
3320 2008-04-16 David S. Miller <davem@davemloft.net>
3322 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3323 Add issued_non_pic_error_ field. Declare check_non_pic.
3324 (Target_sparc::Scan::check_non_pic): New function.
3325 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3326 (Target_sparc::Scan::global): Likewise.
3328 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3329 * configure: Rebuild.
3331 * options.h (DEFINE_enable): New macro.
3332 (new_dtags): New enable option.
3333 (initfirst, interpose, loadfltr, nodefaultlib,
3334 nodelete, nodlopen, nodump): New -z options.
3335 * layout.cc (Layout:finish_dynamic_section): If new
3336 dtags enabled, emit DT_RUNPATH. Also, emit a
3337 DT_FLAGS_1 containing any specified -z flags.
3339 2008-04-16 Ian Lance Taylor <iant@google.com>
3341 * copy-relocs.cc: New file.
3342 * copy-relocs.h: New file.
3343 * reloc.cc: Remove Copy_relocs code.
3344 * reloc.h: Likewise.
3345 * reloc-types.h (struct Reloc_types) [both versions]: Add
3346 get_reloc_addend_noerror.
3347 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3348 variants of add_global which take an addend which must be zero.
3349 * i386.cc: Include "copy-relocs.h".
3350 (class Target_i386): Change type of copy_relocs_ to variable,
3352 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3354 (Target_i386::do_finalize_sections): Change handling of
3356 * sparc.cc: Include "copy-relocs.h".
3357 (class Target_sparc): Change type of copy_relocs_ to variable,
3359 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3361 (Target_sparc::do_finalize_sections): Change handling of
3363 * x86_64.cc: Include "copy-relocs.h".
3364 (class Target_x86_64): Change type of copy_relocs_ to variable,
3366 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3367 class. Change all callers.
3368 (Target_x86_64::do_finalize_sections): Change handling of
3370 * Makefile.am (CCFILES): Add copy-relocs.cc.
3371 (HFILES): Add copy-relocs.h.
3373 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3375 * testsuite/script_test_4.sh: Permit leading zeroes.
3377 2008-04-15 Ian Lance Taylor <iant@google.com>
3379 * script-sections.cc (Script_sections::create_segments): Use
3380 header_size_adjustment even when there is enough room for the
3382 * testsuite/script_test_4.sh: New file.
3383 * testsuite/script_test_4.t: New file.
3384 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3385 (check_DATA): Add script_test_4.stdout.
3386 (MOSTLYCLEANFILES): Likewise.
3387 (script_test_4): New target.
3388 (script_test_4.stdout): New target.
3389 * testsuite/Makefile.in: Rebuild.
3391 * sparc.cc: Add definitions for Output_data_plt_sparc class
3394 2008-04-14 David S. Miller <davem@davemloft.net>
3396 * sparc.cc: New file.
3397 * Makefile.am (TARGETSOURCES): Add sparc.cc
3398 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3399 * configure.tgt: Document targ_extra_size and
3400 targ_extra_big_endian. Add entries for sparc-* and
3402 * configure.ac: Handle targ_extra_size and
3403 targ_extra_big_endian.
3404 * Makefile.in: Rebuild.
3405 * configure: Likewise.
3406 * po/POTFILES.in: Likewise.
3407 * po/gold.pot: Likewise.
3409 2008-04-14 Ian Lance Taylor <iant@google.com>
3411 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3412 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3413 in the name/type/flags to section mapping. Don't call
3414 allocate_output_section.
3415 (Layout::choose_output_section): Change parameter from adjust_name
3416 to is_input_section. Don't permit input sections after sections
3417 are attached to segments. Don't call allocate_output_section.
3418 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3419 not write_enable_output_section.
3420 (Layout::make_output_section): Don't push to
3421 unattached_section_list_ nor call attach_to_segment. Call
3422 attach_section_to_segment if sections are attached.
3423 (Layout::attach_sections_to_segments): New function.
3424 (Layout::attach_section_to_segment): New function.
3425 (Layout::attach_allocated_section_to_segment): Rename from
3426 attach_to_segment. Remove flags parameter.
3427 (Layout::allocate_output_section): Remove function.
3428 (Layout::write_enable_output_section): Remove function.
3429 * layout.h (class Layout): Update for above changes. Add new
3430 field sections_are_attached_.
3431 * output.h (Output_section::update_flags_for_input_section): New
3433 * output.cc (Output_section::add_input_section): Call
3434 update_flags_for_input_section.
3435 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3437 2008-04-11 Cary Coutant <ccoutant@google.com>
3439 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3440 thought unnecessary.
3441 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3443 2008-04-11 Ian Lance Taylor <iant@google.com>
3445 * output.h (class Output_section_data): Remove inline definition
3447 * output.cc (Output_section_data::set_addralign): New function.
3449 2008-04-11 Cary Coutant <ccoutant@google.com>
3451 Add support for TLS descriptors for i386 and x86_64.
3452 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3453 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3454 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3456 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3457 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3458 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3460 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3461 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3462 Fix problem with initial-exec relocations.
3463 (Target_i386::Relocate::relocate_tls): Likewise.
3464 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3466 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3467 support for section-plus-offset dynamic table entries.
3468 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3469 (Output_data_dynamic::Dynamic_entry): Add support for
3470 section-plus-offset dynamic table entries.
3471 (Output_data_dynamic::Classification): Likewise.
3472 (Output_data_dynamic::classification_): Renamed offset_.
3473 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3474 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3475 (Target_x86_64::make_plt_section): New function.
3476 (Target_x86_64::reserve_tlsdesc_entries): New function.
3477 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3478 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3479 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3480 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3481 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3482 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3483 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3484 add extra PLT entry for TLS descriptors.
3485 (Output_data_plt_x86_64::got_): New field.
3486 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3487 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3489 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3491 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3492 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3493 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3494 R_386_TLS_DESC_CALL relocations.
3495 (Target_x86_64::Scan::global): Likewise.
3496 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3497 for TLS descriptors.
3498 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3499 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3500 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3501 GD-to-IE relaxation.
3502 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3503 and TLS_DESCRIPTORS.
3504 * Makefile.in: Rebuild.
3505 * configure: Rebuild.
3506 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3507 (tls_test_shared2.so): New target.
3508 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3509 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3510 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3511 (tls_shared_gd_to_ie_test_LDADD): New variable.
3512 (tls_shared_gnu2_gd_to_ie_test): New target.
3513 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3515 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3516 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3517 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3518 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3519 (tls_shared_gnu2_test): New target.
3520 (tls_test_gnu2_shared.so): New target.
3521 (tls_shared_gnu2_test_SOURCES): New variable.
3522 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3523 (tls_shared_gnu2_test_LDFLAGS): New variable.
3524 (tls_shared_gnu2_test_LDADD): New variable.
3525 * testsuite/Makefile.in: Rebuild.
3526 * testsuite/Makefile.
3528 2008-04-11 Ian Lance Taylor <iant@google.com>
3530 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3532 * testsuite/Makefile.in: Rebuild.
3534 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3536 * testsuite/script_test_2.cc (main): Adjust test.
3538 2008-04-11 David S. Miller <davem@davemloft.net>
3539 Ian Lance Taylor <iant@google.com>
3541 * options.h (General_options): Add entries for '-Y' and
3543 * options.cc (General_options:finalize): If -Y was used, add those
3544 entries to the library path instead of the default "/lib" and
3547 2008-04-11 David S. Miller <davem@davemloft.net>
3549 * testsuite/justsyms.t: Start at 0x100.
3550 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3551 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3553 * testsuite/script_test_2.cc: Adjust string and section length
3556 2008-04-09 Ian Lance Taylor <iant@google.com>
3559 * script-sections.cc (Sections_element::allocate_to_segment): Add
3561 (Output_section_definition::allocate_to_segment): Likewise.
3562 (Orphan_output_section::allocate_to_segment): Likewise.
3563 (Script_sections::attach_sections_using_phdrs_clause): Don't
3564 propagate non-PT_LOAD segments to orphan sections.
3565 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3566 readelf rather than objdump.
3567 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3568 .interp section and PT_INTERP segment are the same size.
3569 * testsuite/Makefile.in: Rebuild.
3571 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3572 aliases for symbols defined in the same object.
3573 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3574 (weak_alias_test_SOURCES): New variable.
3575 (weak_alias_test_DEPENDENCIES): New variable.
3576 (weak_alias_test_LDFLAGS): New variable.
3577 (weak_alias_test_LDADD): New variable.
3578 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3579 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3580 (weak_alias_test_3.o): New target.
3581 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3582 * testsuite/weak_alias_test_main.cc: New file.
3583 * testsuite/weak_alias_test_1.cc: New file.
3584 * testsuite/weak_alias_test_2.cc: New file.
3585 * testsuite/weak_alias_test_3.cc: New file.
3587 2008-04-08 Ian Lance Taylor <iant@google.com>
3589 * options.h (class General_options): Add --noinhibit-exec option.
3590 * main.cc (main): Check --noinhibit-exec.
3592 * options.h (class General_options): Define --wrap as a special
3593 option. Add wrap_symbols_ field.
3594 (General_options::any_wrap_symbols): New function.
3595 (General_options::is_wrap_symbol): New function.
3596 * options.cc (General_options::parse_wrap): New function.
3597 (General_options::General_options): Initialize wrap_symbols_.
3598 * symtab.cc (Symbol_table::wrap_symbol): New function.
3599 (Symbol_table::add_from_object): Handle --wrap.
3600 * symtab.h (class Symbol_table): Declare wrap_symbol.
3601 * target.h (Target::wrap_char): New function.
3602 (Target::Target_info): Add wrap_char field.
3603 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3604 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3605 * testsuite/testfile.cc (Target_test::test_target_info):
3608 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3611 * layout.h (class Layout): Add added_eh_frame_data_ field.
3612 * layout.cc (Layout::Layout): Initialize new field.
3613 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3614 output section until we find a section we merged successfully.
3615 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3616 that the size be non-zero.
3618 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3621 2008-04-08 Craig Silverstein <csilvers@google.com>
3623 * configure.ac: Export new conditional variable HAVE_ZLIB.
3624 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3626 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3627 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3629 2008-04-07 Ian Lance Taylor <iant@google.com>
3631 * version.cc (version_string): Set to "1.5".
3633 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3634 Add issued_non_pic_error_ field. Declare check_non_pic.
3635 (Target_x86_64::Scan::check_non_pic): New function.
3636 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3637 (Target_x86_64::Scan::global): Likewise.
3639 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3640 addend parameter. Change caller. Handle merge sections.
3641 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3642 Address to Addend. Don't add in the result of
3643 local_section_offset, pass down the addend and use the returned
3645 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3646 Update declarations of local_section_offset and symbol_value.
3647 * testsuite/two_file_test_1.cc (t18): New function.
3648 * testsuite/two_file_test_2.cc (f18): New function.
3649 * testsuite/two_file_test_main.cc (main): Call t18.
3650 * testsuite/two_file_test.h (t18, f18): Declare.
3652 * configure.ac: Don't test for objdump, c++filt, or readelf.
3653 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3655 (TEST_READELF): New variable.
3656 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3657 (check_PROGRAMS): Add two_file_strip_test.
3658 (two_file_strip_test): New target.
3659 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3660 (two_file_same_shared_strip_test_SOURCES): New variable.
3661 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3662 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3663 (two_file_same_shared_strip_test_LDADD): New variable.
3664 (two_file_shared_strip.so): New target.
3665 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3666 (ver_test_5.syms, ver_test_7.syms): Likewise.
3667 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3668 (strip_test_3.stdout): Use TEST_OBJDUMP.
3669 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3671 2008-04-04 Cary Coutant <ccoutant@google.com>
3673 * symtab.h (Symbol::is_weak_undefined): New function.
3674 (Symbol::is_strong_undefined): New function.
3675 (Symbol::is_absolute): New function.
3676 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3677 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3679 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3680 (weak_undef_test): New target.
3681 * testsuite/Makefile.in: Rebuild.
3682 * testsuite/weak_undef_file1.cc: New file.
3683 * testsuite/weak_undef_file2.cc: New file.
3684 * testsuite/weak_undef_test.cc: New file.
3686 2008-04-03 Craig Silverstein <csilvers@google.com>
3688 * compressed_output.h (class Output_compressed_section): Use
3690 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3692 (zlib_compressed_suffix): Removed.
3693 (Output_compressed_section::set_final_data_size): Use unsigned
3695 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3696 Fix linker invocation.
3697 (flagstest_o_specialfile_and_compress_debug_sections):
3699 * testsuite/Makefile.in: Regenerated.
3701 2008-04-02 David S. Miller <davem@davemloft.net>
3703 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3704 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3706 2008-04-02 Craig Silverstein <csilvers@google.com>
3710 2008-04-02 Ian Lance Taylor <iant@google.com>
3712 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3713 parameters. Update for new key type to views_. Change all
3715 (File_read::read): Adjust for byteshift in returned view.
3716 (File_read::add_view): New function, broken out of
3718 (File_read::make_view): New function, broken out of
3720 (File_read::find_or_make_view): Add offset and aligned
3721 parameters. Rewrite accordingly. Change all callers.
3722 (File_read::get_view): Add offset and aligned parameters. Adjust
3723 for byteshift in return value.
3724 (File_read::get_lasting_view): Likewise.
3725 * fileread.h (class File_read): Update declarations.
3726 (class File_read::View): Add byteshift_ field. Add byteshift to
3727 constructor. Add byteshift method.
3728 * archive.h (Archive::clear_uncached_views): New function.
3729 (Archive::get_view): Add aligned parameter. Change all callers.
3730 * object.h (Object::get_view): Add aligned parameter. Change all
3732 (Object::get_lasting_view): Likewise.
3734 * fileread.cc (File_read::release): Don't call clear_views if
3735 there are multiple objects.
3736 * fileread.h (File_read::clear_uncached_views): New function.
3737 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3740 2008-03-31 Cary Coutant <ccoutant@google.com>
3742 Add thin archive support.
3743 * archive.cc (Archive::armagt): New const.
3744 (Archive::setup): Remove task parameter and calls to unlock.
3745 (Archive::unlock_nested_archives): New function.
3746 (Archive::read_header): Add nested_off parameter. Change
3748 (Archive::interpret_header): Likewise.
3749 (Archive::include_all_members): Change to handle thin
3751 (Archive::include_member): Likewise.
3752 * archive.h (Archive::Archive): Add new parameters and
3754 (Archive::armagt): New const.
3755 (Archive::setup): Remove task parameter.
3756 (Archive::unlock_nested_archives): New function.
3757 (Archive::read_header): Add nested_off parameter.
3758 (Archive::interpret_header): Likewise.
3759 (Archive::Nested_archive_table): New typedef.
3760 (Archive::is_thin_archive_): New field.
3761 (Archive::nested_archives_): New field.
3762 (Archive::options_): New field.
3763 (Archive::dirpath_): New field.
3764 (Archive::task_): New field.
3765 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3766 for thin archives. Pass additional parameters to
3767 Archive::Archive. Unlock the archive file after calling
3770 2008-03-29 Ian Lance Taylor <iant@google.com>
3772 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3773 version symbol to be local.
3774 * testsuite/ver_test_4.sh: New file.
3775 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3776 (check_DATA): Add ver_test_4.syms.
3777 (ver_test_4.syms): New target.
3778 * testsuite/Makefile.in: Rebuild.
3781 (Output_section::Input_section_sort_entry::has_priority): New
3783 (Output_section::Input_section_sort_entry::match_file_name): New
3785 (Output_section::Input_section_sort_entry::match_section_name):
3787 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3789 (Output_section::Input_section_sort_entry::match_section_file):
3791 (Output_section::Input_section_sort_compare::operator()): Rewrite
3792 using new Input_section_sort_entry functions. Sort crtbegin and
3793 crtend first. Sort sections with no priority before sections with
3795 * testsuite/initpri1.c (d3): Check j != 4.
3796 (cd5): New constructor/destructor function.
3797 (main): Check j != 2.
3799 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3800 new symbol when resolving, don't call set_is_default.
3801 * testsuite/ver_test_7.cc: New file.
3802 * testsuite/ver_test_7.sh: New file.
3803 * testsuite/Makefile.am (ver_test_7.so): New target.
3804 (ver_test_7.o): New target.
3805 (check_SCRIPTS): Add ver_test_7.sh.
3806 (check_DATA): Add ver_test_7.syms.
3807 (ver_test_7.syms): New target.
3809 2008-03-28 Ian Lance Taylor <iant@google.com>
3811 * layout.cc (Layout::layout): If we see an input section with a
3812 name that needs sorting, set the must_sort flag for the output
3814 (Layout::make_output_section): If the name of the output section
3815 indicates that it might require sorting, set the may_sort flag.
3816 * output.h (Output_section::may_sort_attached_input_sections): New
3818 (Output_section::set_may_sort_attached_input_sections): New
3820 (Output_section::must_sort_attached_input_sections): New
3822 (Output_section::set_must_sort_attached_input_sections): New
3824 (class Output_section): Declare Input_section_sort_entry. Define
3825 Input_section_sort_compare. Declare
3826 sort_attached_input_sections. Add new fields:
3827 may_sort_attached_input_sections_,
3828 must_sort_attached_input_sections_,
3829 attached_input_sections_are_sorted_.
3830 * output.cc (Output_section::Output_section): Initialize new
3832 (Output_section::add_input_section): Add an entry to
3833 input_sections_ if may_sort or must_sort are true.
3834 (Output_section::set_final_data_size): Call
3835 sort_attached_input_sections if necessary.
3836 (Output_section::Input_section_sort_entry): Define new class.
3837 (Output_section::Input_section_sort_compare::operator()): New
3839 (Output_section::sort_attached_input_sections): New function.
3840 * configure.ac: Check whether the compiler supports constructor
3841 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3842 * testsuite/initpri1.c: New file.
3843 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3844 CONSTRUCTOR_PRIORITY.
3845 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3846 (initpri1_LDFLAGS): New variable.
3847 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3849 2008-03-27 Ian Lance Taylor <iant@google.com>
3851 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3852 * testsuite/common_test_1.c: New file.
3853 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3854 (common_test_1_SOURCES): New variable.
3855 (common_test_1_DEPENDENCIES): New variable.
3856 (common_test_1_LDFLAGS): New variable.
3858 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3859 and commons_ correctly when NAME/VERSION does not override
3861 * testsuite/ver_test_6.c: New file.
3862 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3863 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3864 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3866 2008-03-26 Ian Lance Taylor <iant@google.com>
3868 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3869 of an undefined symbol from a version script.
3870 * testsuite/Makefile.am (ver_test_5.so): New target.
3871 (ver_test_5.o): New target.
3872 (check_SCRIPTS): Add ver_test_5.sh.
3873 (check_DATA): Add ver_test_5.syms.
3874 (ver_test_5.syms): New target.
3875 * testsuite/ver_test_5.cc: New file.
3876 * testsuite/ver_test_5.script: New file.
3877 * testsuite/ver_test_5.sh: New file.
3878 * Makefile.in, testsuite/Makefile.in: Rebuild.
3881 Fix problems building gold with gcc 4.3.0.
3882 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3883 (gold_error_at_location, gold_warning_at_location): Use it.
3884 * configure.ac: Check whether we can compile and use a template
3885 function with a printf attribute.
3886 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3887 when jumping over bytes.
3888 * object.cc: Instantiate Object::read_section_data.
3889 * debug.h: Include <cstring>
3890 * dwarf_reader.cc: Include <algorithm>
3891 * main.cc: Include <cstring>.
3892 * options.cc: Include <cstring>.
3893 * output.cc: Include <cstring>.
3894 * script.cc: Include <cstring>.
3895 * script.h: Include <string>.
3896 * symtab.cc: Include <cstring> and <algorithm>.
3897 * target-select.cc: Include <cstring>.
3898 * version.cc: Include <string>.
3899 * testsuite/testmain.cc: Include <cstdlib>.
3900 * configure, config.in: Rebuild.
3902 2008-03-25 Ian Lance Taylor <iant@google.com>
3904 * options.cc: Include "../bfd/bfdver.h".
3905 (options::help): Print bug reporting address.
3907 * version.cc (print_version): Adjust output for current value of
3912 * options.cc (options::help): Print list of supported targets.
3913 * target-select.h: Include <vector>.
3914 (class Target_selector): Make machine_, size_, and is_big_endian_
3915 fields const. Add bfd_name_ and instantiated_target_ fields.
3916 (Target_selector::Target_selector): Add bfd_name parameter.
3917 (Target_selector::recognize): Make non-virtual, call
3919 (Target_selector::recognize_by_name): Make non-virtual, call
3920 do_recognize_by_name.
3921 (Target_selector::supported_names): New function.
3922 (Target_selector::bfd_name): New function.
3923 (Target_selector::do_instantiate_target): New pure virtual
3925 (Target_selector::do_recognize): New virtual function.
3926 (Target_selector::do_recognize_by_name): New virtual function.
3927 (Target_selector::instantiate_target): New private function.
3928 (supported_target_names): Declare.
3929 * target-select.cc (Target_selector::Target_selector): Update for
3930 new parameter and fields.
3931 (select_target_by_name): Check that the name matches before
3932 calling recognize_by_name.
3933 (supported_target_names): New function.
3934 * i386.cc (class Target_selector_i386): Update Target_selector
3935 constructor call. Remove recognize and recognize_by_name. Add
3936 do_instantiate_target.
3937 * x86_64.cc (class Target_selector_x86_64): Likewise.
3938 * testsuite/testfile.cc (class Target_selector_test): Update for
3939 changes to Target_selector.
3941 * README: Rewrite, with some notes on unsupported features.
3943 2008-03-24 Cary Coutant <ccoutant@google.com>
3945 * i386.cc (Target_i386::Got_type): New enum declaration.
3946 (Target_i386::Scan::local): Updated callers of Output_data_got
3948 (Target_i386::Scan::global): Likewise.
3949 (Target_i386::Relocate::relocate): Likewise.
3950 (Target_i386::Relocate::relocate_tls): Likewise.
3951 * object.h (Got_offset_list): New class.
3952 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3953 (Sized_relobj::local_got_offset): Likewise.
3954 (Sized_relobj::set_local_got_offset): Likewise.
3955 (Sized_relobj::local_has_tls_got_offset): Removed.
3956 (Sized_relobj::local_tls_got_offset): Removed.
3957 (Sized_relobj::set_local_tls_got_offset): Removed.
3958 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3959 * output.cc (Output_data_got::add_global): Added got_type parameter.
3960 (Output_data_got::add_global_with_rel): Likewise.
3961 (Output_data_got::add_global_with_rela): Likewise.
3962 (Output_data_got::add_global_pair_with_rel): New function.
3963 (Output_data_got::add_global_pair_with_rela): New function.
3964 (Output_data_got::add_local): Added got_type parameter.
3965 (Output_data_got::add_local_with_rel): Likewise.
3966 (Output_data_got::add_local_with_rela): Likewise.
3967 (Output_data_got::add_local_pair_with_rel): New function.
3968 (Output_data_got::add_local_pair_with_rela): New function.
3969 (Output_data_got::add_global_tls): Removed.
3970 (Output_data_got::add_global_tls_with_rel): Removed.
3971 (Output_data_got::add_global_tls_with_rela): Removed.
3972 (Output_data_got::add_local_tls): Removed.
3973 (Output_data_got::add_local_tls_with_rel): Removed.
3974 (Output_data_got::add_local_tls_with_rela): Removed.
3975 * output.h (Output_data_got::add_global): Added got_type parameter.
3976 (Output_data_got::add_global_with_rel): Likewise.
3977 (Output_data_got::add_global_with_rela): Likewise.
3978 (Output_data_got::add_global_pair_with_rel): New function.
3979 (Output_data_got::add_global_pair_with_rela): New function.
3980 (Output_data_got::add_local): Added got_type parameter.
3981 (Output_data_got::add_local_with_rel): Likewise.
3982 (Output_data_got::add_local_with_rela): Likewise.
3983 (Output_data_got::add_local_pair_with_rel): New function.
3984 (Output_data_got::add_local_pair_with_rela): New function.
3985 (Output_data_got::add_global_tls): Removed.
3986 (Output_data_got::add_global_tls_with_rel): Removed.
3987 (Output_data_got::add_global_tls_with_rela): Removed.
3988 (Output_data_got::add_local_tls): Removed.
3989 (Output_data_got::add_local_tls_with_rel): Removed.
3990 (Output_data_got::add_local_tls_with_rela): Removed.
3991 * resolve.cc (Symbol::override_base_with_special): Removed
3992 reference to has_got_offset_ field.
3993 * symtab.cc (Symbol::init_fields): Replaced initialization
3994 of got_offset_ with got_offsets_. Removed initialization
3996 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3997 (Symbol::got_offset): Likewise.
3998 (Symbol::set_got_offset): Likewise.
3999 (Symbol::has_tls_got_offset): Removed.
4000 (Symbol::tls_got_offset): Removed.
4001 (Symbol::set_tls_got_offset): Removed.
4002 (Symbol::got_offset_): Removed.
4003 (Symbol::tls_mod_got_offset_): Removed.
4004 (Symbol::tls_pair_got_offset_): Removed.
4005 (Symbol::got_offsets_): New field.
4006 (Symbol::has_got_offset): Removed.
4007 (Symbol::has_tls_mod_got_offset): Removed.
4008 (Symbol::has_tls_pair_got_offset): Removed.
4009 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4010 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4012 (Target_x86_64::Scan::global): Likewise.
4013 (Target_x86_64::Relocate::relocate): Likewise.
4014 (Target_x86_64::Relocate::relocate_tls): Likewise.
4016 2008-03-25 Ben Elliston <bje@au.ibm.com>
4018 * yyscript.y: Fix spelling error in comment.
4020 2008-03-24 Ian Lance Taylor <iant@google.com>
4022 * options.h (class General_options): Define build_id option.
4023 * layout.h (class Layout): Declare write_build_id, create_note,
4024 create_build_id. Add build_id_note_ member.
4025 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4026 "libiberty.h", "md5.h", "sha1.h".
4027 (Layout::Layout): Initialize eh_frame_data_,
4028 eh_frame_hdr_section_, and build_id_note_.
4029 (Layout::finalize): Call create_build_id.
4030 (Layout::create_note): New function, broken out of
4031 Layout::create_gold_note.
4032 (Layout::create_gold_note): Call create_note.
4033 (Layout::create_build_id): New function.
4034 (Layout::write_build_id): New function.
4035 (Close_task_runner::run): Call write_build_id.
4037 * x86_64.cc: Correct license to GPLv3.
4039 2008-03-23 Ian Lance Taylor <iant@google.com>
4041 * options.cc: Include "demangle.h".
4042 (parse_optional_string): New function.
4043 (parse_long_option): Handle takes_optional_argument.
4044 (parse_short_option): Update dash_z initializer. Handle
4045 takes_optional_argument.
4046 (General_options::General_options): Initialize do_demangle_.
4047 (General_options::finalize): Set do_demangle_. Handle demangling
4049 * options.h (parse_optional_string): Declare.
4050 (struct One_option): Add optional_arg field. Update constructor.
4051 Update call constructor calls. Add takes_optional_argument
4053 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4054 (DEFINE_optional_string): Define.
4055 (General_options::demangle): Change from DEFINE_bool to
4056 DEFINE_optional_string.
4057 (General_options::no_demangle): New function.
4058 (General_options::do_demangle): New function.
4059 (General_options::set_do_demangle): New function.
4060 (General_options::execstack_status_): Move definition to end of
4062 (General_options::static_): Likewise.
4063 (General_options::do_demangle_): New field.
4064 * object.cc (big_endian>::get_symbol_location_info): Call
4065 Options::do_demangle, not Options::demangle.
4066 * symtab.cc (demangle): Likewise.
4068 2008-03-22 Ian Lance Taylor <iant@google.com>
4070 * gold.h: Include <cstddef> and <sys/types.h>
4071 * options.h: Include <cstring>.
4073 2008-03-21 Ian Lance Taylor <iant@google.com>
4075 * Added source code to GNU binutils.