1 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * pread.c: Include stdio.h.
5 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
10 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
13 Change read_shndx type to unsigned int.
14 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
16 (Sized_dwarf_line_info::read_line_mappings): Likewise.
17 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
18 Change read_shndx type to unsigned int.
19 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
21 (Sized_dwarf_line_info::read_line_mappings): Likewise.
22 * layout.cc (Layout::create_symtab_sections): Cast the result of
23 local_symcount * symsize to off_t in the gold_assert.
25 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
27 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
28 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
30 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
31 (Arm_relocate_functions::thm_abs5): New function.
32 (Arm_relocate_functions::abs12): New function.
33 (Arm_relocate_functions::abs16): New function.
34 (Arm_relocate_functions::base_abs): New function.
35 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
36 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
37 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
39 (Scan::global): Likewise.
40 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
41 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
42 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
43 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
46 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
48 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
49 (Arm_relocate_functions::movt_prel): New function.
50 (Arm_relocate_functions::thm_movw_prel_nc): New function.
51 (Arm_relocate_functions::thm_movt_prel): New function.
52 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
53 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
54 (Scan::global, Relocate::relocate): Likewise.
55 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
57 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
59 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
61 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
63 (class Incremental_inputs_header): New class.
64 (Incremental_inputs_header_writer): Edit comment.
65 (Incremental_inputs_entry): New class.
66 (Incremental_inputs_entry_writer): Edit comment.
67 (Sized_incremental_binary::do_find_incremental_inputs_section):
68 Add *strtab_shndx parameter, fill it.
69 (Sized_incremental_binary::do_check_inputs): New method.
70 (Incremental_checker::can_incrementally_link_output_file): Use
71 Sized_incremental_binary::check_inputs.
72 (Incremental_inputs::report_command_line): Save command line in
75 (Incremental_binary::find_incremental_inputs_section): New
77 (Incremental_binary::do_find_incremental_inputs_section): Add
78 strtab_shndx parameter.
79 (Incremental_binary::do_check_inputs): New pure virtual method.
80 (Sized_incremental_binary::do_check_inputs): Declare.
81 (Incremental_checker::Incremental_checker): Add incremental_inputs
82 parameter, use it to initialize incremental_inputs_.
83 (Incremental_checker::incremental_inputs_): New field.
84 (Incremental_checker::command_line): New method.
85 (Incremental_checker::inputs): New method.
86 (Incremental_checker::command_line_): New field.
88 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
90 * incremental.cc: Include <cstdarg> and "target-select.h".
91 (vexplain_no_incremental): New function.
92 (explain_no_incremental): New function.
93 (Incremental_binary::error): New method.
94 (Sized_incremental_binary::do_find_incremental_inputs_section): New
96 (make_sized_incremental_binary): New function.
97 (open_incremental_binary): New function.
98 (can_incrementally_link_file): Add checks if output is ELF and has
100 * incremental.h: Include "elfcpp_file.h" and "output.h".
101 (Incremental_binary): New class.
102 (Sized_incremental_binary): New class.
103 (open_incremental_binary): Declare.
104 * object.cc (is_elf_object): Use
105 elfcpp::Elf_recognizer::is_elf_file.
106 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
107 * output.h (Output_file::filesize): New method.
109 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
111 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
113 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
114 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
116 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
118 (Arm_relocate_functions::movw_abs_nc): New function.
119 (Arm_relocate_functions::movt_abs): New function.
120 (Arm_relocate_functions::thm_movw_abs_nc): New function.
121 (Arm_relocate_functions::thm_movt_abs): New function.
122 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
123 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
124 (Scan::global): Likewise.
125 (Relocate::relocate): Likewise.
126 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
128 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
130 * arm.cc (Arm_relocate_functions::got_prel) New function.
131 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
132 (Relocate::relocate): Likewise.
133 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
135 2009-10-06 Ian Lance Taylor <iant@google.com>
137 * options.h (class General_options): Define
138 split_stack_adjust_size parameter.
139 * object.h (class Object): Add uses_split_stack_ and
140 has_no_split_stack_ fields. Add uses_split_stack and
141 has_no_split_stack accessor functions. Declare
142 handle_split_stack_section.
143 (class Reloc_symbol_changes): Define.
144 (class Sized_relobj): Define Function_offsets. Declare
145 split_stack_adjust, split_stack_adjust_reltype, and
147 * object.cc (Object::handle_split_stack_section): New function.
148 (Sized_relobj::do_layout): Call handle_split_stack_section.
149 * dynobj.cc (Sized_dynobj::do_layout): Call
150 handle_split_stack_section.
151 * reloc.cc (Sized_relobj::relocate_sections): Call
152 split_stack_adjust for executable sections in split_stack
153 objects. Pass reloc_map to relocate_section.
154 (Sized_relobj::split_stack_adjust): New function.
155 (Sized_relobj::split_stack_adjust_reltype): New function.
156 (Sized_relobj::find_functions): New function.
157 * target-reloc.h: Include "object.h".
158 (relocate_section): Add reloc_symbol_changes parameter. Change
160 * target.h (class Target): Add calls_non_split method. Declare
161 do_calls_non_split virtual method. Declare match_view and
163 * target.cc: Include "elfcpp.h".
164 (Target::do_calls_non_split): New function.
165 (Target::match_view): New function.
166 (Target::set_view_to_nop): New function.
167 * gold.cc (queue_middle_tasks): Give an error if mixing
168 split-stack and non-split-stack objects with -r.
169 * i386.cc (Target_i386::relocate_section): Add
170 reloc_symbol_changes parameter.
171 (Target_i386::do_calls_non_split): New function.
172 * x86_64.cc (Target_x86_64::relocate_section): Add
173 reloc_symbol_changes parameter.
174 (Target_x86_64::do_calls_non_split): New function.
175 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
177 * powerpc.cc (Target_powerpc::relocate_section): Add
178 reloc_symbol_changes parameter.
179 * sparc.cc (Target_sparc::relocate_section): Add
180 reloc_symbol_changes parameter.
181 * configure.ac: Call AM_CONDITIONAL for the default target.
182 * configure: Rebuild.
183 * testsuite/Makefile.am (TEST_AS): New variable.
184 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
185 (check_DATA): Add split_i386 and split_x86_64 files.
186 (SPLIT_DEFSYMS): Define.
187 (split_i386_[1234n].o): New targets.
188 (split_i386_[124]): New targets.
189 (split_i386_[1234r].stdout): New targets.
190 (split_x86_64_[1234n].o): New targets.
191 (split_x86_64_[124]): New targets.
192 (split_x86_64_[1234r].stdout): New targets.
193 (MOSTLYCLEANFILES): Add new executables.
194 * testsuite/split_i386.sh: New file.
195 * testsuite/split_x86_64.sh: New file.
196 * testsuite/split_i386_1.s: New file.
197 * testsuite/split_i386_2.s: New file.
198 * testsuite/split_i386_3.s: New file.
199 * testsuite/split_i386_4.s: New file.
200 * testsuite/split_i386_n.s: New file.
201 * testsuite/split_x86_64_1.s: New file.
202 * testsuite/split_x86_64_2.s: New file.
203 * testsuite/split_x86_64_3.s: New file.
204 * testsuite/split_x86_64_4.s: New file.
205 * testsuite/split_x86_64_n.s: New file.
206 * testsuite/testfile.cc (Target_test): Update relocation_section
208 * testsuite/Makefile.in: Rebuild.
210 2009-10-06 Ian Lance Taylor <iant@google.com>
212 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
213 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
214 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
215 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
216 the address on ldo_addrs_.
217 (Target_i386::Relocate::fix_up_ldo): New function.
219 2009-10-06 Rafael Espindola <espindola@google.com>
221 * plugin.cc (add_input_library): New.
222 (Plugin::load): Add add_input_library to tv.
223 (Plugin_manager::add_input_file): Add the is_lib argument.
224 (add_input_file): Update call to Plugin_manager::add_input_file.
225 (add_input_library): New.
226 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
228 2009-09-30 Doug Kwan <dougkwan@google.com>
230 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
231 symbol and call Symbol::may_need_copy_reloc to determine if
232 a copy reloc is needed.
233 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
234 nocopyreloc is given in command line.
235 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
236 given in command line.
237 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
238 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
239 of the removed Target_i386::may_need_copy_reloc.
240 * options.h (copyreloc): New option with default value false.
241 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
242 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
243 instead of the removed Target_powerpc::may_need_copy_reloc.
244 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
245 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
246 instead of the removed Target_sparc::may_need_copy_reloc.
247 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
248 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
249 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
250 instead of the removed Target_x86_64::may_need_copy_reloc.
252 2009-09-30 Ian Lance Taylor <iant@google.com>
254 * object.h (class Object): Remove target_ field, and target,
255 sized_target, and set_target methods.
256 (Object::sized_target): Remove.
257 (class Sized_relobj): Update declarations. Remove sized_target.
258 * object.cc (Sized_relobj::setup): Remove target parameter.
260 (Input_objects::add_object): Don't do anything with the target.
261 (make_elf_sized_object): Add punconfigured parameter. Change all
262 callers. Set or test parameter target.
263 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
265 * parameters.cc (Parameters::set_target): Change parameter type to
267 (Parameters::default_target): Remove.
268 (set_parameters_target): Change parameter type to be non-const.
269 (parameters_force_valid_target): New function.
270 (parameters_clear_target): New function.
271 * parameters.h (class Parameters): Update declarations. Remove
272 default_target method. Add sized_target and clear_target
273 methods. Change target_ to be non-const.
274 (set_parameters_target): Update declaration.
275 (parameters_force_valid_target): Declare.
276 (parameters_clear_target): Declare.
277 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
278 as NULL if we aren't searching.
279 (Add_symbols::run): Don't check for compatible target.
280 * fileread.cc (Input_file::open_binary): Call
281 parameters_force_valid_target.
282 * gold.cc (queue_middle_tasks): Likewise.
283 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
284 set_target on object.
285 * dynobj.h (class Sized_dynobj): Update declarations.
286 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
287 make_elf_object returns NULL.
288 (Archive::include_member): Don't check whether object target is
290 * output.cc (Output_section::add_input_section): Get target from
292 (Output_section::relax_input_section): Likewise.
293 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
295 (Sized_relobj::do_scan_relocs): Likewise.
296 (Sized_relobj::relocate_sections): Likewise.
297 * resolve.cc (Symbol_table::resolve): Likewise.
298 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
299 parameter. Change all callers.
300 (Symbol_table::add_from_object): Get target from parameters.
301 (Symbol_table::add_from_relobj): Don't check object target.
302 (Symbol_table::add_from_dynobj): Likewise.
303 (Symbol_table::define_special_symbol): Get target from
305 * symtab.h (class Symbol_table): Update declaration.
306 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
307 parameter. Change all callers. Clear parameter target.
308 (Binary_test): Test target here.
309 * testsuite/object_unittest.cc (gold_testsuite): Remove
310 target_test_pointer parameter. Change all callers.
311 (Object_test): Test target here.
313 2009-09-26 Ian Lance Taylor <iant@google.com>
315 * testsuite/initpri1.c: Don't try to use constructor priorities if
316 compiling with gcc before 4.3.
318 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
320 * testsuite/retain_symbols_file_test.sh (check_present): Change
321 output file name to retain_symbols_file_test.stdout.
322 (check_absent): Likewise.
324 2009-09-18 Craig Silverstein <csilvers@google.com>
326 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
327 * options.cc: Include <cerrno> and <fstream>.
328 (General_options::finalize): Parse -retain-symbols-file tag.
329 * options.h: New flag.
330 (General_options): New method should_retain_symbol, new
331 variable symbols_to_retain.
332 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
333 should_retain_symbol map.
334 * testsuite/Makefile.am (retain_symbols_file_test): New test.
335 * testsuite/Makefile.in: Regenerate.
336 * testsuite/retain_symbols_file_test.sh: New file.
338 2009-09-18 Nick Clifton <nickc@redhat.com>
340 * po/es.po: Updated Spanish translation.
342 2009-09-17 Doug Kwan <dougkwan@google.com>
344 * debug.h (DEBUG_RELAXATION): New constant.
345 (DEBUG_ALL): Add DEBUG_RELAXATION.
346 (debug_string_to_enum): Add relaxation debug option.
348 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
349 Layout::Relaxation_debug_check::read_sections,
350 Layout::Relaxation_debug_check::read_sections): New method definitions.
351 (Layout::Layout): Initialize data members
352 record_output_section_data_from_scrips_,
353 script_output_section_data_list_ and relaxation_debug_check_.
354 (Layout::save_segments, Layout::restore_segments,
355 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
356 Layout::relaxation_loop_body): New method definitions.
357 (Layout::finalize): Support relaxation. Move section layout code to
358 Layout::relaxation_loop_body.
359 (Layout::set_asection_address_from_script): Move code for orphan
360 section placement out.
361 (Layout::place_orphan_sections_in_script): New method definition.
362 * layout.h (Output_segment_headers, Output_file_header):
363 New forward class declarations.
364 (Layout::~Layout): Define.
365 (Layout::new_output_section_data_from_script): New method definition.
366 (Layout::place_orphan_sections_in_script): New method declaration.
367 (Layout::Segment_states): New type declaration.
368 (Layout::save_segments, Layout::restore_segments,
369 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
370 Layout::relaxation_loop_body): New method declarations.
371 (Layout::Output_section_data_list): New type declaration.
372 (Layout::Relaxation_debug_check): New class definition.
373 (Layout::record_output_section_data_from_script_,
374 Layout::script_output_section_data_list_, Layout::segment_states_,
375 Layout::relaxation_debug_check_): New data members.
376 * output.cc: (Output_section_headers::do_size): New method definition.
377 (Output_section_headers::Output_section_headers): Move size
378 computation to Output_section_headers::do_size.
379 (Output_segment_headers::do_size): New method definition.
380 (Output_file_header::Output_file_header): Move size computation to
381 Output_file_header::do_size and call it.
382 (Output_file_header::do_size): New method definition.
383 (Output_data_group::Output_data_group): Adjust call to
385 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
386 (Output_symtab_xindex::do_write): Add array bound check.
387 (Output_section::Input_section::print_to_mapfile): Handle
388 RELAXED_INPUT_SECTION_CODE.
389 (Output_section::Output_section): Initialize data member checkpoint_.
390 (Output_section::~Output_section): Delete checkpoint object pointed
392 (Output_section::add_input_section): Always add an Input_section if
394 (Output_section::add_merge_input_section): Add assert.
395 (Output_section::relax_input_section): New method definition.
396 (Output_section::set_final_data_size): Set load address to zero for
397 an unallocated section.
398 (Output_section::do_address_and_file_offset_have_reset_values):
399 New method definition.
400 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
401 Handle relaxed input section.
402 (Output_section::sort_attached_input_sections): Checkpoint input
404 (Output_section::get_input_sections): Change type of input_sections to
405 list of Simple_input_section pointers. Checkpoint input section list
406 lazily. Also handle relaxed input sections.
407 (Output_section::add_input_section_for_script): Take a reference to
408 a Simple_input_section object instead of Relobj pointer and section
409 index as parameter. Handle relaxed input sections.
410 (Output_section::save_states, Output_section::restore_states): New
412 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
413 (Output_data::is_data_size_fixed): New method definition.
414 (Output_data::reset_addresss_and_file_offset): Do not reset data size
416 (Output_data::address_and_file_offset_have_reset_values): New method
418 (Output_data::do_address_and_file_offset_have_reset_values): New method
420 (Output_data::set_data_size): Check that data size is not fixed.
421 (Output_data::fix_data_size): New method definition.
422 (Output_data::is_data_size_fixed_): New data member.
423 (Output_section_headers::set_final_data_size): New method definition.
424 (Output_section_headers::do_size): New method declaration.
425 (Output_segment_headers::set_final_data_size): New method definition.
426 (Output_segment_headers::do_size): New method declaration.
427 (Output_file_header::set_final_data_size)::New method definition.
428 (Output_file_header::do_size)::New method declaration.
429 (Output_section_data::Output_section_data): Add new parameter
430 is_data_size_fixed and use it to fix data size.
431 (Output_data_const::Output_data_const): Adjust call to base class
432 constructor and fix data size.
433 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
434 base class constructor and fix data size.
435 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
436 base class constructor and fix data size.
437 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
438 class constructor and fix data size.
439 (Output_data_group::set_final_data_size): New method definition.
440 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
441 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
442 class constructor and fix data size.
443 (Output_relaxed_input_section): New class definition.
444 (Output_section::Simple_input_section): New class definition.
445 (Output_section::get_input_sections): Adjust parameter list.
446 (Output_section::add_input_section_for_script): Same.
447 (Output_section::save_states, Output_section::restore_states,
448 Output_section::do_address_and_file_offset_have_reset_values,
449 (Output_section::Input_section::Input_section): Handle
450 RELAXED_INPUT_SECTION_CODE. Add new overload for
451 Output_relaxed_input_section.
452 (Output_section::Input_section::is_input_section,
453 Output_section::Input_section::set_output_section): Handle relaxed
455 (Output_section::Input_section::is_relaxed_input_section,
456 Output_section::Input_section::output_section_data,
457 Output_section::Input_section::relaxed_input_section): New method
459 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
461 (Output_section::Input_section::u1_): Update comments.
462 (Output_section::Input_section::u2_): Add new union member poris.
463 (Output_section::Checkpoint_output_section): New classs definition.
464 (Output_section::relax_input_section): New method declaration.
465 (Output_section::checkpoint_): New data member.
466 (Output_segment): Update comments.
467 (Output_segment::Output_segment): Un-privatize copy constructor.
468 (Output_segment::operator=): Un-privatize.
469 * script-sections.cc (Output_section_element::Input_section_list):
470 Change element type to Output_section::Simple_input_section.
471 (Output_section_element_dot_assignment::set_section_addresses):
472 Register output section data for relaxation clean up.
473 (Output_data_exression::Output_data_expression): Adjust call to base
474 constructor to fix data size.
475 (Output_section_element_data::set_section_addresses): Register
476 Output_data_expression object for relaxation clean up.
477 (struct Input_section_info): Replace Relobj pointer and section index
478 pair with Output_section::Simple_input_section and Convert struct to a
480 (Input_section_sorter::operator()): Adjust access to
481 Input_section_info data member to use accessors.
482 (Output_section_element_input::set_section_addresses): Use layout
483 parameter. Adjust code to use Output_section::Simple_input_section
484 and Input_secction_info classes. Register filler for relaxation
486 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
487 and section index pair with Output_section::Simple_input_section
488 class. Adjust code accordingly.
489 (Phdrs_element::release_segment): New method definition.
490 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
492 (Script_sections::release_segments): New method definition.
493 * gold/script-sections.h (Script_sections::release_segments): New
495 * gold/target.h (Target::may_relax, Target::relax,
496 Target::do_may_relax, Target::do_relax): New method definitions.
498 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
500 * arm.cc (has_signed_unsigned_overflow): New function.
501 (Arm_relocate_functions::abs8): New function.
502 (Target_arm::Scan::local): Handle R_ARM_ABS8.
503 (Target_arm::Scan::global): Likewise.
504 (Target_arm::relocate::relocate): Likewise.
505 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
508 2009-09-16 Cary Coutant <ccoutant@google.com>
510 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
511 * testsuite/Makefile.in: Regenerate.
513 2009-09-11 Nick Clifton <nickc@redhat.com>
515 * po/gold.pot: Updated by the Translation project.
517 2009-09-08 Cary Coutant <ccoutant@google.com>
519 * output.cc (Output_file::open): Add execute permission to empty file.
520 * testsuite/Makefile.am (permission_test): New test.
521 * testsuite/Makefile.in: Regenerate.
523 2009-09-02 Ian Lance Taylor <iant@google.com>
525 * output.cc (Output_file::resize): Call map_no_anonymous rather
528 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
530 * gold.cc: Include "incremental.h".
531 (queue_initial_tasks): Call Incremental_checker methods.
532 * incremental.cc: Include "output.h".
533 (Incremental_checker::can_incrementally_link_output_file): New
535 * incremental.h (Incremental_checker): New class.
537 * output.cc (Output_file::open_for_modification): New method.
538 (Output_file::map_anonymous): Changed return type to bool. Record
540 (Output_file::map_no_anonymous): New method, broken out of map.
541 (Output_file::map): Use map_no_anonymous and map_anonymous.
542 * output.h (class Output_file): Update declarations.
544 2009-08-24 Cary Coutant <ccoutant@google.com>
546 * options.h (Command_line::Pre_options): New class.
547 (Command_line::pre_options): New member.
548 * options.cc (gold::options::ready_to_register): New variable.
549 (One_option::register_option): Do nothing if not registering options.
550 Assert if same short option registered twice.
551 (General_options::General_options): Turn off option registration when
553 (Command_line::Pre_options::Pre_options): New constructor.
555 2009-08-24 Cary Coutant <ccoutant@google.com>
557 * options.h (General_options::no_keep_memory): Remove incorrect
560 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
562 * Makefile.am (am__skiplex, am__skipyacc): New.
563 * Makefile.in: Regenerate.
565 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
567 * Makefile.am (AM_CPPFLAGS): Renamed from ...
568 (INCLUDES): ... this.
569 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
570 (AM_CPPFLAGS): Renamed from ...
572 * Makefile.in, testsuite/Makefile.in: Regenerate.
574 * Makefile.in: Regenerate.
575 * aclocal.m4: Likewise.
576 * config.in: Likewise.
577 * configure: Likewise.
578 * testsuite/Makefile.in: Likewise.
580 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
581 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
582 * Makefile.in: Regenerate.
583 * testsuite/Makefile.in: Regenerate.
585 2009-08-19 Cary Coutant <ccoutant@google.com>
587 * resolve.cc (Symbol_table::resolve): Don't complain about defined
588 symbols in shared libraries overridden by hidden or internal symbols
591 2009-08-19 Chris Demetriou <cgd@google.com>
593 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
594 checking source file names in error messages.
596 2009-08-18 Doug Kwan <dougkwan@google.com>
598 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
599 an elcpp::Ehdr as parameter. Adjust call to set_target.
600 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
601 an elfcpp::Ehdr as parameter.
602 * object.cc (Object::set_target): Remove the version that looks up
603 a target and sets it.
604 (Sized_relobj::setup): Take a Target object instead of
605 an elfcpp::Ehdr as parameter. Adjust call to set_target.
606 (make_elf_sized_object): Find target and ask target to
608 * object.h: (Object::set_target): Remove the version that looks up
609 a target and sets it.
610 (Sized_relobj::setup): Take a Target object instead of
611 an elfcpp:Ehdr as parameter.
612 * target.cc: Include dynobj.h.
613 (Target::do_make_elf_object_implementation): New.
614 (Target::do_make_elf_object): New.
615 * target.h (Target::make_elf_object): New template declaration.
616 (Target::do_make_elf_object): New method declarations.
617 (Target::do_make_elf_object_implementation): New template declaration.
619 2009-08-14 Ian Lance Taylor <iant@google.com>
621 * gold.h (FUNCTION_NAME): Define.
622 (gold_unreachable): Use FUNCTION_NAME.
624 2009-08-12 Sriraman Tallam <tmsriram@google.com>
626 * icf.cc (Icf::find_identical_sections): Issue a warning when a
627 symbol in the --keep-unique list is not found.
629 2009-08-12 Sriraman Tallam <tmsriram@google.com>
631 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
632 been maked as --keep-unique.
633 (Icf::unfold_section): New function.
634 * icf.h (Icf::unfold_section): New function.
635 * options.h (General_options::keep_unique): New option.
636 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
637 * testsuite/Makefile.in: Regenerate.
638 * testsuite/icf_keep_unique_test.sh: New file.
639 * testsuite/icf_keep_unique_test.cc: New file.
641 2009-08-12 Cary Coutant <ccoutant@google.com>
644 * resolve.cc (Symbol_table::resolve): Check for references from
645 dynamic objects to hidden and internal symbols.
646 * testsuite/Makefile.am (hidden_test.sh): New test.
647 * testsuite/Makefile.in: Regenerate.
648 * testsuite/hidden_test.sh: New script.
649 * testsuite/hidden_test_1.c: New test source.
650 * testsuite/hidden_test_main.c: New test source.
652 2009-08-11 Doug Kwan <dougkwan@google.com>
654 * arm.cc: Update comments.
655 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
656 segment to locate the .ARM.exidx section if present.
658 2009-08-09 Doug Kwan <dougkwan@google.com>
660 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
663 2009-08-07 Sriraman Tallam <tmsriram@google.com>
664 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
667 2009-08-06 Sriraman Tallam <tmsriram@google.com>
669 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
670 valid tls_segment only for non-debug-section relocations.
671 * testsuite/Makefile.am: Add gc_tls_test.
672 * testsuite/Makefile.in: Regenerate.
673 * testsuite/gc_tls_test.cc: New file.
674 * testsuite/gc_tls_test.sh: New file.
676 2009-08-05 Sriraman Tallam <tmsriram@google.com>
680 * Makefile.am (CCFILES): Add icf.cc.
682 * Makefile.in: Regenerate.
683 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
684 * gc.h (gc_process_relocs): Populate lists used by icf to contain
685 section, symbol and addend information for the relocs.
686 * gold.cc (queue_middle_tasks): Call identical code folding.
687 * gold.h: Add defines for multimap.
688 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
689 to the call of finalize_local_symbols.
690 * main.cc (main): Create object of class Icf.
691 * object.cc (Sized_relobj::do_layout): Allow this function to be
692 called twice during icf.
693 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
694 to sections marked as identical by icf.
695 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
697 (Sized_relobj::do_section_entsize): New function.
698 * object.h (Object::section_entsize): New function.
699 (Object::do_section_entsize): New pure virtual function.
700 (Relobj::finalize_local_symbols): Add new parameter.
701 (Relobj::do_section_entsize): New function.
702 * options.h (General_options::icf): New option.
703 (General_options::icf_iterations): New option.
704 (General_options::print_icf_sections): New option.
705 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
706 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
707 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
709 * symtab.cc (Symbol_table::is_section_folded): New function.
710 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
711 to sections marked as identical by icf.
712 * symtab.h (Symbol_table::set_icf): New function.
713 (Symbol_table::icf): New function.
714 (Symbol_table::is_section_folded): New function.
715 (Symbol_table::icf_): New data member.
716 * target-reloc.h (relocate_section): Ignore sections folded by icf.
717 * testsuite/Makefile.am: Add commands to build icf_test.
718 * testsuite/Makefile.in: Regenerate.
719 * testsuite/icf_test.sh: New file.
720 * testsuite/icf_test.cc: New file.
722 2009-07-24 Chris Demetriou <cgd@google.com>
724 * layout.cc (is_compressible_debug_section): Fix incorrect
725 comment about compressed section names.
727 2009-07-20 Ian Lance Taylor <ian@airs.com>
730 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
732 2009-07-16 Ian Lance Taylor <iant@google.com>
735 * layout.h: #include <map>.
736 (class Kept_section): Change from struct to class. Add accessors
737 and setters. Add section size to Comdat_group mapping. Change
738 Comdat_group to std::map. Add is_comdat_ field. Add
739 linkonce_size field in union.
740 (class Layout): Update declaration of find_or_add_kept_section.
741 Don't declare find_kept_object.
742 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
743 parameter. Add object, shndx, is_comdat, and is_group_name
744 parameters. Change all callers. Adjust for new Kept_section.
745 (Layout::find_kept_object): Remove.
746 * object.cc (Sized_relobj::include_section_group): Update use of
747 Kept_section. Rename secnum to shndx. Only record
748 Kept_comdat_section if sections are the same size.
749 (Sized_relobj::include_linkonce_section): Update use of
750 Kept_section. Only record Kept_comdat_section if sections are the
751 same size. Set size of linkonce section.
752 (Sized_relobj::map_to_kept_section): Update call to
753 get_kept_comdat_section.
754 * object.h (class Sized_relobj): Rename fields in
755 Kept_comdat_section to drop trailing underscores; change object
756 field to Relobj*. Change Kept_comdat_section_table to store
757 struct rather than pointer.
758 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
759 Add kept_object and kept_shndx parameters. Change all callers.
760 (Sized_relobj::get_kept_comdat_section): Change return type to
761 bool. Add kept_object and kept_shndx parameters. Change all
763 * plugin.cc (Pluginobj::include_comdat_group): Update call to
764 Layout::find_or_add_kept_section.
766 2009-07-09 Ian Lance Taylor <iant@google.com>
768 * merge.cc (Object_merge_map::initialize_input_to_output_map):
769 Reserve space in the hash table.
771 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
773 * fileread.cc (File_read::get_mtime): New method.
774 * fileread.h (Timespec): New structure.
775 (File_read::get_mtime): New method.
776 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
777 Renamed from timestamp_nsec.
778 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
780 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
782 (Incremental_inputs::report_archive): Save mtime; style fix.
783 (Incremental_inputs::report_obejct): Save mtime; style fix.
784 (Incremental_inputs::report_script): Save mtime; style fix.
785 (Incremental_inputs::finalize_inputs): Style fix.
786 (Incremental_inputs::finalize): Style fix.
787 (Incremental_inputs::create_input_section_data): Store inputs
789 * incremental.h (Incremental_inputs::report_script): Add mtime
791 (Incremental_inputs::Input_info::Input_info): Intialize only one
793 (Incremental_inputs::Input_info::archive): Move to nameless
795 (Incremental_inputs::Input_info::obejct): Move to nameless union.
796 (Incremental_inputs::Input_info::script): Move to nameless union.
797 (Incremental_inputs::mtime): New field.
798 * script.cc (read_input_script): Pass file mtime to
800 * script.h (Script_info::inputs): Style fix.
802 2009-07-01 Ian Lance Taylor <ian@airs.com>
804 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
807 2009-06-24 Ian Lance Taylor <iant@google.com>
810 * layout.cc (Layout::choose_output_section): If we find an
811 existing section, update the flags.
812 (Layout::create_notes): New function, broken out of
814 (Layout::finalize): Don't create note sections.
815 (Layout::create_note): Don't crash if linker script discards
817 (Layout::create_gold_note): Likewise.
818 (Layout::create_build_id): Likewise. Don't set
819 after_input_sections on the section.
820 (Layout::create_executable_stack_info): Remove target parameter.
822 * layout.h (class Layout): Declare create_notes. Update
823 declaration of create_executable_stack_info.
824 * gold.cc (queue_middle_tasks): Call create_notes.
825 * output.cc (Output_section::update_flags_for_input_section): Move
826 here from output.h. If SHF_ALLOC flag is newly set, mark address
828 * output.h (Output_data::mark_address_invalid): New function.
829 (class Output_section): Only declare, not define,
830 update_flags_for_input_section. Remove set_flags.
832 2009-06-24 Ian Lance Taylor <iant@google.com>
834 * script-sections.cc (Output_section_definition::
835 set_section_addresses): Rename shadowing local load_address to
838 2009-06-24 Ian Lance Taylor <iant@google.com>
841 * reloc.cc (relocate_sections): Skip empty relocation sections.
843 2009-06-23 Ian Lance Taylor <iant@google.com>
846 * layout.cc (Layout::create_note): Use choose_output_section
847 rather than make_output_section.
849 2009-06-23 Ian Lance Taylor <iant@google.com>
852 * options.cc (General_options::parse_V): Set printed_version_.
853 (General_options::General_options): Initialize printed_version_.
854 * options.h (class General_options): Add printed_version_ field.
855 * gold.cc (queue_initial_tasks): If there are no input files,
856 don't give a fatal error if we printed the version information.
857 (queue_middle_tasks): If using -r with a shared object, give a
858 fatal error rather than an ordinary error.
860 2009-06-23 Ian Lance Taylor <iant@google.com>
863 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
864 (Layout::make_output_section): Set have_stabstr_section_ if we see
866 (Layout::finalize): Call link_stabs_sections.
867 (Layout::link_stabs_sections): New file.
868 * layout.h (class Layout): Add have_stabstr_section_ field.
869 Declare link_stabs_sections.
871 2009-06-23 Doug Kwan <dougkwan@google.com>
873 * Makefile.am (libgold_a_LIBADD): New.
874 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
875 * Makefile.in: Regenerate.
876 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
877 * configure: Regenerate.
878 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
879 * fileread.cc: Include sys/state.h
880 * gold.h: Declare memmem and strndup if found missing.
881 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
883 2009-06-23 Ian Lance Taylor <iant@google.com>
885 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
886 * configure: Rebuild.
888 2009-06-23 Ian Lance Taylor <iant@google.com>
891 * object.cc (Object::section_contents): Don't try to get a view if
892 the section has length zero.
893 (Object::handle_gnu_warning_section): If the section is empty, use
894 the name of the section as the warning.
896 2009-06-23 Ian Lance Taylor <iant@google.com>
899 * stringpool.h (class Stringpool_template): Add optimize_ field.
900 (Stringpool_template::set_optimize): New function.
901 * stringpool.cc (Stringpool_template::Stringpool_template):
902 Initialize optimize_ field.
903 (Stringpool_template::set_string_offsets): Test local optimize
904 fild rather than parameter.
905 * layout.cc (Layout::Layout): Call set_optimize on the section
908 2009-06-22 Ian Lance Taylor <iant@google.com>
911 * yyscript.y: Parse TARGET.
912 * script.cc (script_set_target): New function.
913 * script-c.h (script_set_target): Declare.
914 * options.cc (General_options::string_to_object_format): Rename
915 from string_to_object_format in anonymous namespace. Change
917 * options.h (class General_options): Declare
918 string_to_object_format.
920 2009-06-22 Ian Lance Taylor <iant@google.com>
922 * script-sections.cc (Script_sections::create_segments): Don't put
923 program headers in a PT_LOAD segment if -n or -N.
925 2009-06-22 Ian Lance Taylor <iant@google.com>
928 * options.h (class General_options): Add -z lazy and -z now. Sort
929 -z options into alphabetical order.
930 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
932 2009-06-21 Ian Lance Taylor <iant@google.com>
934 * layout.cc (Layout::make_output_section): Call
935 Target::new_output_section.
936 (Layout::attach_allocated_section_to_segment): Put large section
937 sections in a separate load segment with the large segment flag
939 (Layout::segment_precedes): Sort large data segments after other
941 (align_file_offset): New static function.
942 (Layout::set_segment_offsets): Use align_file_offset.
943 * output.h (class Output_section): Add is_small_section_ and
944 is_large_section_ fields.
945 (Output_section::is_small_section): New function.
946 (Output_section::set_is_small_section): New function.
947 (Output_section::is_large_section): New function.
948 (Output_section::set_is_large_section): New function.
949 (Output_section::is_large_data_section): New function.
950 (class Output_segment): Add is_large_data_segment_ field.
951 (Output_segment::is_large_data_segment): New function.
952 (Output_segment::set_is_large_data_segment): New function.
953 * output.cc (Output_section::Output_section): Initialize new
955 (Output_segment::Output_segment): Likewise.
956 (Output_segment::add_output_section): Add assertion that large
957 data sections always go in large data segments. Force small data
958 sections to the end of the list of data sections. Force small BSS
959 sections to the start of the list of BSS sections. For large BSS
960 sections to the end of the list of BSS sections.
961 * symtab.h (class Symbol): Declare is_common_shndx.
962 (Symbol::is_defined): Check Symbol::is_common_shndx.
963 (Symbol::is_common): Likewise.
964 (class Symbol_table): Define enum Commons_section_type. Update
965 declarations. Add small_commons_ and large_commons_ fields.
966 * symtab.cc (Symbol::is_common_shndx): New function.
967 (Symbol_table::Symbol_table): Initialize new fields.
968 (Symbol_table::add_from_object): Put small and large common
969 symbols in the right list.
970 (Symbol_table::sized_finalized_symbol): Check
971 Symbol::is_common_shndx.
972 (Symbol_table::sized_write_globals): Likewise.
973 * common.cc (Symbol_table::do_allocate_commons): Allocate new
974 common symbol lists. Don't call do_allocate_commons_list if the
976 (Symbol_table::do_allocate_commons_list): Remove is_tls
977 parameter. Add comons_section_type parameter. Change all
978 callers. Handle small and large common symbols.
979 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
980 Symbol::is_common_shndx.
981 * resolve.cc (symbol_to_bits): Likewise.
982 * target.h (Target::small_common_shndx): New function.
983 (Target::small_common_section_flags): New function.
984 (Target::large_common_shndx): New function.
985 (Target::large_common_section_flags): New function.
986 (Target::new_output_section): New function.
987 (Target::Target_info): Add small_common_shndx, large_common_shndx,
988 small_common_section_flags, and large_common_section_flags
990 (Target::do_new_output_section): New virtual function.
991 * arm.cc (Target_arm::arm_info): Initialize new fields.
992 * i386.cc (Target_i386::i386_info): Likewise.
993 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
995 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
996 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
997 (Target_x86_64::do_new_output_section): New function.
998 * configure.ac: Define conditional MCMODEL_MEDIUM.
999 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1000 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1001 (large_LDFLAGS): Define.
1002 * testsuite/large.c: New file.
1003 * testsuite/testfile.cc (Target_test::test_target_info):
1004 Initialize new fields.
1005 * configure, testsuite/Makefile.in: Rebuild.
1007 2009-06-05 Doug Kwan <dougkwan@google.com>
1009 * Makefile.am (CCFILES): Add target.cc.
1010 * Makefile.in: Regenerate.
1011 * i386.cc (class Target_i386): Define new virtual method to
1012 override do_is_local_label_name in parent.
1013 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1014 local symbols if --discard-locals or -X is given.
1015 * options.h (class General_options): Declare new options
1016 '--discard-locals' and '-X' for discarding locals.
1017 * target.h (class Target): Define new methods is_local_label_name.
1018 Declare new virtual method do_is_local_label_name.
1019 * target.cc: New file.
1020 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1021 (check_SCRIPTS): Add discard_locals_test.sh.
1022 (check_DATA): Add discard_local_tests.syms.
1023 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1024 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1025 * testsuite/Makefile.in: Regenerate.
1026 * testsuite/discard_locals_test.c: New file.
1027 * testsuite/discard_locals_test.sh: Same.
1029 2009-06-05 Doug Kwan <dougkwan@google.com>
1031 * object.cc (Sized_relobj::Sized_relobj): Initialize
1032 discarded_eh_frame_shndx_ to -1U.
1033 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1035 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1036 a discarded .eh_frame section.
1037 (Sized_relobj::do_finalize_local_symbols): Ditto.
1038 * object.h (class Sized_relobj): Declare new member
1039 discarded_eh_frame_shndx_.
1040 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1041 (local_labels_test.o, local_labels_test): New rules.
1042 * testsuite/Makefile.in: Regenerate.
1044 2009-06-04 Doug Kwan <dougkwan@google.com>
1046 * layout.cc (Layout::section_name_mapping): Add mapping for
1047 special ARM sections.
1049 2009-06-03 Doug Kwan <dougkwan@google.com>
1051 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1052 (utils::has_overflow): Same.
1054 2009-06-03 Ian Lance Taylor <iant@google.com>
1056 * layout.cc (Layout::section_name_mapping): New array, replacing
1057 Layout::linkonce_mapping.
1058 (Layout::section_name_mapping_count): New variable, replacing
1059 Layout::linkonce_mapping_count.
1060 (Layout::linkonce_output_name): Remove.
1061 (Layout::output_section_name): Rewrite.
1062 * layout.h (class Layout): Rename Linkonce_mapping to
1063 Section_name_mapping, linkonce_mapping to section_name_mapping,
1064 linkonce_mapping_count to section_name_mapping_count. Don't
1065 declare linkonce_output_name.
1067 2009-06-03 Doug Kwan <dougkwan@google.com>
1069 * gold/arm.cc (namespace utils): New.
1070 (Target_arm::reloc_is_non_pic): Define new method.
1071 (class Arm_relocate_functions): New.
1072 (Target_arm::Relocate::relocate): Handle relocation types used by
1075 2009-06-03 Ian Lance Taylor <iant@google.com>
1077 * arm.cc (Target_arm::scan::global): Use || instead of |.
1079 2009-06-02 Doug Kwan <dougkwan@google.com>
1081 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1082 issued_non_pic_error_.
1083 (class Target_arm::Scan): Declare new method check_non_pic.
1084 Define new method symbol_needs_plt_entry.
1085 Declare new data member issued_non_pic_error_.
1086 (class Target_arm::Relocate): Declare new method
1087 should_apply_static_reloc.
1088 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1089 (Target_arm::Scan::check_non_pic): Define new method.
1090 (Target_arm::Scan::local): Handle a small subset of reloc types used
1092 (Target_arm::Scan::local): Same.
1093 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1095 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1097 * incremental.cc (Incremental_inputs::report_command_line): Filter
1098 out --incremental-* options.
1100 2009-05-29 Doug Kwan <dougkwan@google.com>
1102 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1104 (class Target_arm): Update comment.
1105 (Target_arm::Target_arm): Initialize new data members GOT_,
1106 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1107 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1108 and Target_arm::rel_dyn_section.
1109 Declare new_enum Target_arm::Got_type.
1110 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1112 Update commments for member do_dynsym_value.
1113 (Target_arm::got_size, Target_arm::plt_section,
1114 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1115 new methods inside class defintion.
1116 (Target_arm::got_section): Define new method.
1117 (Target_arm::rel_dyn_section): Same.
1118 (Output_data_plt_arm): New template class.
1119 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1120 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1121 (Output_data_plt_arm::add_entry): Same.
1122 (Output_data_plt_arm::first_plt_entry): Define new
1123 static data member for PLT instruction template.
1124 (Output_data_plt_arm::plt_entry): Same.
1125 (Output_data_plt_arm::do_write): Define new method.
1126 (Target_arm::make_plt_entry): Same.
1127 (Target_arm::do_finalize_sections): Same.
1128 (Target_arm::do_dynsym_value): Same.
1130 2009-05-28 Doug Kwan <dougkwan@google.com>
1132 * Makefile.am (TARGETSOURCES): Add arm.cc.
1133 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1134 * Makefile.in: Regenerate.
1136 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1138 2009-05-26 Doug Kwan <dougkwan@google.com>
1140 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1141 (General_options::check_excluded_libs): Strip off directories in
1142 archive name before matching like GNU ld does.
1143 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1144 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1145 (exclude_libs_test_LDFLAGS): Add linker option
1146 -Wl,--exclude-libs,libexclude_libs_test_3
1147 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1148 an explicit archive without using -l.
1149 (alt/libexclude_libs_test_3.a): New make rule.
1150 * testsuite/Makefile.in: Regenerate.
1151 * testsuite/exclude_libs_test.c : Declare lib3_default().
1153 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1154 * exclude_libs_test_3.c: New file.
1156 2009-05-26 Nick Clifton <nickc@redhat.com>
1158 * po/id.po: New Indonesian translation.
1159 * po/gold.pot: Updated template file.
1161 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1163 * testsuite/Makefile.am: Add -ffunction-sections to compile
1164 gc_comdat_test files. Add -Wl,--gc-sections to build
1166 * testsuite/Makefile.in: Regenerate.
1167 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1169 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1171 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1172 kept comdat section was garbage collected.
1173 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1174 * testsuite/Makefile.in: Regenerate.
1175 * testsuite/gc_comdat_test.sh: New file.
1176 * testsuite/gc_comdat_test_1.cc: New file.
1177 * testsuite/gc_comdat_test_2.cc: New file.
1179 2009-05-19 Doug Kwan <dougkwan@google.com>
1181 * archive.cc (Archive::Archive): Move constructor from archive.h
1182 to here. Initialize no_export_.
1183 (Archive::get_elf_object_for_member): Set no_export flag of object.
1184 * archive.h (Archive::Archive): Move constructor body to
1186 (Archive::no_export): New method.
1187 (Archive::no_export_): New field.
1188 * object.h (Object::Object): Initialize no_export_ to false.
1189 (Object::no_export, Object::set_no_export): New methods.
1190 (Object::no_export_): New field.
1191 * options.cc (General_options::parse_exclude_libs): New method.
1192 (General_options::check_excluded_libs) Same.
1193 * options.h (exclude_libs): New option.
1194 (General_options::check_excluded_libs): New method declaration.
1195 (General_options::excluded_libs_): New field.
1196 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1197 default or protected visibility if an object has no-export flag set.
1198 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1199 (check_SCRIPTS): Add exclude_libs_test.sh.
1200 (check_DATA): Add exclude_libs_test.syms.
1201 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1202 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1203 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1204 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1205 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1206 libexclude_libs_test_2.a): New rules.
1207 * testsuite/Makefile.in: Regenerate.
1208 * testsuite/exclude_libs_test.c: New file.
1209 * testsuite/exclude_libs_test.sh: Ditto.
1210 * testsuite/exclude_libs_test_1.c: Ditto.
1211 * testsuite/exclude_libs_test_2.c: Ditto.
1213 2009-05-15 Ian Lance Taylor <iant@google.com>
1215 * configure.ac: Check for declarations for cases where libiberty.h
1216 checks HAVE_DECL_xxx.
1217 * configure, config.in: Rebuild.
1219 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1221 * gold.h (Incremental_argument_list): Remove (invalid) forward
1223 * incremental.cc (Incremental_inputs::report_achive): New method.
1224 (Incremental_inputs::report_object): New method.
1225 (Incremental_inputs::report_script): New method.
1226 (Incremental_inputs::finalize_inputs): New method.
1227 (Incremental_inputs::finalize): Call finalize_inputs().
1228 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1229 Create inputs entries.
1230 * incremental.h (Incremental_input_type): New enum.
1231 (Incremental_inputs::Incremental_input): Initialize new fields.
1232 (Incremental_inputs::report_inputs): New method.
1233 (Incremental_inputs::report_achive): New method.
1234 (Incremental_inputs::report_object): New method.
1235 (Incremental_inputs::report_script): New method.
1236 (Incremental_inputs::finalize_inputs): New method.
1237 (Incremental_inputs::Input_info): New struct.
1238 (Incremental_inputs::Input_info_map): New typedef.
1239 (Incremental_inputs::lock_): New field.
1240 (Incremental_inputs::Inputs_): New field.
1241 (Incremental_inputs::Inputs_map): New field.
1242 * main.cc (main): Call Incremental_input::report_inputs.
1243 * options.h (Input_argument_list): Typedef moved from
1245 (Input_file_group::Files): Remove, use ::Input_argument_list.
1246 (Input_file_group::Input_argument_list): Remove, use
1247 ::Input_argument_list.
1248 * plugin.cc (Plugin_manager::add_input_file): Add error in
1250 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1252 * script.cc (read_input_script): Call
1253 Incremental_input::report_script.
1254 * script.h (Script_info): New class.
1256 2009-04-27 Ian Lance Taylor <iant@google.com>
1258 * x86_64.cc (do_adjust_output_section): Set entsize to
1261 2009-04-23 Elliott Hughes <enh@google.com>
1263 * output.cc (Output_file::close): After short writes, continue
1264 writing from the correct offset in the buffer being written.
1266 2009-04-23 Chris Demetriou <cgd@google.com>
1268 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1269 * configure: Regenerate.
1270 * config.in: Regenerate.
1271 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1272 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1274 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1276 * incremental.cc (Incremental_inputs_header_data): Renamed from
1277 Incremental_input_header_data.
1278 (Incremental_inputs_header_data::data_size): New field.
1279 (Incremental_inputs_header_data::put_input_file_count): Renamed
1280 from input_file_count.
1281 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1282 from command_line_offset.
1283 (Incremental_inputs_header_data::put_reserved): Renamed from
1285 (Incremental_inputs_entry_data): Renamed from
1286 Incremental_input_entry_data.
1287 (Incremental_inputs_entry_data::data_size): New field.
1288 (Incremental_inputs::report_command_line): New method.
1289 (Incremental_inputs::finalize): New method.
1290 (Incremental_inputs::create_incremental_inputs_data): New method.
1291 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1292 * incremental.h: New file.
1293 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1294 (Layout::finalize): Create incremental inputs section in
1296 (Layout::create_incremental_info_sections): New method.
1297 * layout.h (Layout::incremental_inputs): New method.
1298 (Layout::create_incremental_info_sections): New method.
1299 (Layout::incremental_inputs_): New field.
1300 * main.cc (main): Notify Incremental_input of the command line.
1302 2009-04-01 Ian Lance Taylor <iant@google.com>
1303 Mikolaj Zalewski <mikolajz@google.com>
1305 * gold.h (reserve_unordered_map): Define, three versions, one for
1306 each version of Unordered_map.
1307 * layout.cc (Layout::Layout): Remove options parameter. Add
1308 number_of_input_files parameter. Don't initialize options_.
1309 Initialize number_of_input_files_ and resized_signatures_. Move
1310 sections_are_attached_.
1311 (Layout::layout_group): Reserve space for group_signatures_.
1312 (Layout::find_or_add_kept_section): Change name parameter to be a
1313 reference. Resize signatures_ map when it gets large enough.
1314 (Layout::layout_eh_frame): Use parameters->options() instead of
1316 (Layout::make_output_section): Likewise.
1317 (Layout::attach_allocated_section_to_segment): Likewise.
1318 (Layout::finalize, Layout::create_executable_stack): Likewise.
1319 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1320 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1321 * layout.h (class Layout): Update declarations. Remove options_
1322 field. Add number_of_input_files_ and resized_signatures_
1323 fields. Move sections_are_attached_ field.
1324 * main.cc (main): Pass number of input files to Layout
1325 constructor. Don't pass options.
1327 2009-03-30 Ian Lance Taylor <iant@google.com>
1329 * ffsll.c (ffsll): Correct implementation.
1331 2009-03-27 Ian Lance Taylor <iant@google.com>
1333 * ffsll.c: New file.
1334 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1335 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1336 * ftruncate.c (ftruncate): Declare before definition.
1337 * mremap.c (mremap): Likewise.
1338 * pread.c (pread): Likewise.
1339 * configure, Makefile.in, config.in: Rebuild.
1341 * mremap.c: New file.
1342 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1343 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1344 (mremap): Declare if HAVE_MREMAP is not defined.
1345 * configure, Makefile.in, config.in: Rebuild.
1347 2009-03-27 Cary Coutant <ccoutant@google.com>
1349 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1350 position independent.
1351 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1352 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1354 2009-03-24 Cary Coutant <ccoutant@google.com>
1356 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1358 (needs_dynamic_reloc): Likewise.
1360 2009-03-24 Ian Lance Taylor <iant@google.com>
1362 * yyscript.y (file_cmd): Recognize EXTERN.
1363 (extern_name_list, extern_name_list_body): New nonterminals.
1364 * script.cc (script_add_extern): Define.
1365 * script-c.h (script_add_extern): Declare.
1367 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1369 * object.cc (is_elf_object): Define.
1370 * object.h (is_elf_object): Declare.
1371 * archive.cc (Archive::get_elf_object_for_member): Call
1373 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1375 2009-03-24 Elliott Hughes <enh@google.com>
1377 * output.cc (Output_file::map_anonymous): Define.
1378 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1379 try an anonymous one. Report the size if the mmap fails.
1380 * output.h (class Output_file): Declare map_anonymous.
1382 2009-03-24 Ian Lance Taylor <iant@google.com>
1384 * target-select.cc (instantiate_target): Don't acquire the lock if
1385 the instantiated_target_ field has already been set.
1387 2009-03-23 Ian Lance Taylor <iant@google.com>
1389 * gold-threads.h (class Initialize_lock): Define.
1390 * gold-threads.cc (class Initialize_lock_once): Define.
1391 (initialize_lock_control): New static variable.
1392 (initialize_lock_pointer): New static variable.
1393 (initialize_lock_once): New static function.
1394 (Initialize_lock::Initialize_lock): Define.
1395 (Initialize_lock::initialize): Define.
1396 * target-select.h: Include "gold-threads.h".
1397 (class Target_selector): Add lock_ and initialize_lock_ fields.
1398 Don't define instantiate_target, just declare it.
1399 * target-select.cc (Target_selector::Target_selector): Initialize
1401 (Target_selector::instantiate_target): Define.
1402 * descriptors.h: Include "gold-threads.h".
1403 (class Descriptors): Add initialize_lock_ field.
1404 * descriptors.cc (Descriptors::Descriptors): Initialize new
1406 (Descriptors::open): Use initialize_lock_ field
1407 * errors.h (class Errors): Add initialize_lock_ field.
1408 * errors.cc (Errors::Errors): Initialize new field.
1409 (Errors::initialize_lock): Use initialize_lock_ field.
1410 * powerpc.cc (class Target_selector_powerpc): Remove
1411 instantiated_target_ field. In do_recognize call
1412 instantiate_target rather than do_instantiate_target. In
1413 do_instantiate_target just allocate a new target.
1414 * sparc.cc (class Target_selector_sparc): Likewise.
1416 * freebsd.h: New file.
1417 * i386.cc: Include "freebsd.h".
1418 (Target_i386): Derive from Target_freebsd rather than
1420 (Target_selector_i386): Derive from Target_selector_freebsd rather
1421 than Target_selector.
1422 * x86_64.cc: Include "freebsd.h".
1423 (Target_x86_64): Derive from Target_freebsd rather than
1425 (Target_selector_x86_64): Derive from Target_selector_freebsd
1426 rather than Target_selector.
1427 * target.h (class Target): Add adjust_elf_header and
1428 do_adjust_elf_header.
1429 * output.cc (Output_file_header:: do_sized_write): Call target
1430 adjust_elf_header routine.
1431 * configure.tgt: Set targ_osabi.
1432 * configure.ac: Define GOLD_DEFAULT_OSABI.
1433 * parameters.cc (Parameters::default_target): Pass
1434 GOLD_DEFAULT_OSABI to select_target.
1435 * target-select.h (class Target_selector): Make instantiate_target
1436 protected rather than private.
1437 * Makefile.am (HFILES): Add freebsd.h.
1438 * configure, Makefile.in, config.in: Rebuild.
1440 * merge.cc (do_add_input_section): Correct pend value. Change
1441 message about last entry not being null terminated from error to
1444 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1446 * incremental.cc: New file.
1447 * Makefile.am (CCFILES): Add incremental.cc.
1448 * Makefile.in: Rebuild.
1450 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1452 * layout.cc (Layout::output_section_name): Preserve names
1453 of '.note.' sections.
1455 2009-03-19 Ian Lance Taylor <iant@google.com>
1457 * descriptors.cc (Descriptors::open): Check that the options are
1458 valid before using them.
1460 2009-03-18 Ian Lance Taylor <iant@google.com>
1462 * script-sections.h: Include <list>.
1463 (class Script_sections): Change Sections_elements from std::vector
1464 to std::list. Typedef public Elements_iterator. Add
1465 orphan_section_placement_, data_segment_align_start_, and
1466 saw_data_segment_align_ fields. Remove data_segment_align_index_
1468 * script-sections.cc (class Orphan_section_placement): New class.
1469 (class Sections_element): Add virtual functions is_relro and
1470 orphan_section_init. Remove virtual function place_orphan_here.
1471 (class Output_section_definition): Add is_relro and
1472 orphan_section_init. Remove place_orphan_here.
1473 (class Orphan_output_section): Likewise.
1474 (Script_sections::Script_sections): Update for field changes.
1475 (Script_sections::data_segment_align): Set saw_data_segment_align_
1476 and data_segment_align_start_, not data_segment_align_index.
1477 (Script_sections::data_segment_relro_end): Check
1478 saw_data_segment_align_. Use data_segment_align_start_ rather
1479 than data_segment_align_index_.
1480 (Script_sections::place_orphan): Rewrite to use
1481 Orphan_section_placement.
1483 2009-03-17 Ian Lance Taylor <iant@google.com>
1485 * archive.cc (Archive::add_symbols): Check for a version attached
1486 to the symbol name in the archive map.
1487 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1488 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1489 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1490 (ver_test_11.a): New target.
1491 * testsuite/Makefile.in: Rebuild.
1493 * configure.ac: Check for chsize and posix_fallocate. Replace
1495 * ftruncate.c: New file, from gnulib.
1496 * output.cc (posix_fallocate): Define dummy version if not
1497 HAVE_POSIX_FALLOCATE.
1498 (Output_file::map): Call posix_fallocate rather than lseek and
1500 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1501 * configure, Makefile.in, config.in: Rebuild.
1503 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1505 * layout.h (Layout::create_note): Add section_name parameter.
1506 * layout.cc (Layout::create_note): Likewise.
1507 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1509 2009-03-17 Ian Lance Taylor <iant@google.com>
1511 * descriptors.cc: Include "options.h".
1512 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1513 (Descriptors::open): Always use O_CLOEXEC when opening a new
1514 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1515 then set FD_CLOEXEC.
1517 * sparc.cc (class Target_sparc): Add has_got_section.
1518 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1519 make sure we have a GOT section.
1521 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1522 (Target_sparc::Scan::local): Likewise.
1523 (Target_sparc::Scan::global): Likewise.
1524 (Target_sparc::Relocate::relocate): Likewise.
1525 (Target_sparc::Relocate::relocate_tls): Likewise.
1527 * symtab.cc (Symbol_table::define_default_version): New function,
1528 broken out of add_from_object.
1529 (Symbol_table::add_from_object): Call define_default_version.
1530 (Symbol_table::define_special_symbol): Add resolve_oldsym
1531 parameter. Change all callers. If the version for a symbol comes
1532 from a version script, resolve it with the symbol with the same
1533 name with no version. Also add the symbol without a version if
1535 (do_define_in_output_data): If resolving with oldsym, don't delete
1537 (do_define_in_output_segment): Likewise.
1538 (do_define_as_constant): Likewise.
1539 * symtab.h (class Symbol_table): Update declarations.
1541 2009-03-13 Ian Lance Taylor <iant@google.com>
1543 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1544 (Read_symbols::requeue): New function.
1545 (Read_symbols::do_read_symbols): If make_elf_object fails because
1546 the target type is not configured, and the file was searched for,
1547 issue a warning and retry with the next directory.
1548 (Add_symbols::run): If the file has an incompatible format, and
1549 it was searched for, requeue the Read_symbols task. On error,
1551 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1552 dirindex parameter to constructor. Change all callers. Declare
1553 incompatible_warning and requeue.
1554 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1555 input_argument_ and input_group_ fields. Add them to
1556 constructor. Change all callers.
1557 (class Read_script): Add dirindex_ field. Add it to constructor.
1559 * archive.cc (Archive::setup): Remove input_objects parameter.
1561 (Archive::get_file_and_offset): Likewise.
1562 (Archive::read_all_symbols): Likewise.
1563 (Archive::read_symbols): Likewise.
1564 (Archive::get_elf_object_for_member): Remove input_objects
1565 parameter. Add punconfigured parameter. Change all callers.
1566 (Archive::add_symbols): Change return type to bool. Check return
1567 value of include_member.
1568 (Archive::include_all_members): Likewise.
1569 (Archive::include_member): Change return type to bool. Return
1570 false if first included object has incompatible target. Set
1571 included_member_ field.
1572 (Add_archive_symbols::run): If add_symbols returns false, requeue
1574 * archive.h (class Archive): Add included_member_ field.
1575 Initialize it in constructor. Add input_file and searched_for
1576 methods. Update declarations.
1577 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1578 input_argument_ fields. Add them to constructor. Change all
1580 * script.cc: Include "target-select.h".
1581 (class Parser_closure): Add skip_on_incompatible_target_ and
1582 found_incompatible_target_ fields. Add
1583 skip_on_incompatible_target parameter to constructor. Change all
1584 callers. Add methods skip_on_incompatible_target,
1585 clear_skip_on_incompatible_target, found_incompatible_target, and
1586 set_found_incompatible_target.
1587 (read_input_script): Add dirindex parameter. Change all callers.
1588 If parser finds an incompatible target, requeue Read_symbols
1590 (script_set_symbol): Clear skip_on_incompatible_target in
1592 (script_add_assertion, script_parse_option): Likewise.
1593 (script_start_sections, script_add_phdr): Likewise.
1594 (script_check_output_format): New function.
1595 * script.h (read_input_script): Update declaration.
1596 * script-c.h (script_check_output_format): Declare.
1597 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1598 (ignore_cmd): Remove OUTPUT_FORMAT.
1599 * fileread.cc (Input_file::Input_file): Add explicit this.
1600 (Input_file::will_search_for): New function.
1601 (Input_file::open): Add pindex parameter. Change all callers.
1602 * fileread.h (class Input_file): Add input_file_argument method.
1603 Declare will_search_for. Update declarations.
1604 * object.cc (make_elf_object): Add punconfigured parameter.
1606 * object.h (class Object): Make input_file public. Add
1607 searched_for method.
1608 (make_elf_object): Update declaration.
1609 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1611 * dirsearch.h (class Dirsearch): Update declaration.
1612 * options.h (class General_options): Add --warn-search-mismatch.
1613 * parameters.cc (Parameters::is_compatible_target): New function.
1614 * parameters.h (class Parameters): Declare is_compatible_target.
1615 * workqueue.cc (Workqueue::add_blocker): New function.
1616 * workqueue.h (class Workqueue): Declare add_blocker.
1618 * fileread.cc (Input_file::open): Remove options parameter.
1620 (Input_file::open_binary): Likewise.
1621 * script.cc (read_input_script): Likewise.
1622 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1623 options parameter from constructor. Change all callers.
1624 (class Read_script): Likewise.
1625 * fileread.h (class Input_file): Update declarations.
1626 * script.h (read_input_script): Update declaration.
1628 2009-03-10 Nick Clifton <nickc@redhat.com>
1630 * po/es.po: New Spanish translation.
1632 2009-03-06 Cary Coutant <ccoutant@google.com>
1634 * options.cc (parse_short_option): Keep dash_z from registering itself.
1636 2009-03-03 Ian Lance Taylor <iant@google.com>
1639 * target-reloc.h (relocate_section): Pass output_section to
1641 * i386.cc (Target_i386::should_apply_static_reloc): Add
1642 output_section parameter. Change all callers.
1643 (Target_i386::Relocate::relocate): Add output_section parameter.
1644 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1645 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1646 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1647 * testsuite/two_file_shared.sh: New script.
1648 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1649 (check_DATA): Add two_file_shared.dbg.
1650 (two_file_shared.dbg): New target.
1651 * testsuite/Makefile.in: Rebuild.
1653 2009-03-01 Ian Lance Taylor <iant@google.com>
1655 * configure.ac: Check for byteswap.h.
1656 * configure: Rebuild.
1657 * config.in: Rebuild.
1659 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1661 * layout.cc (Layout::find_or_add_kept_section): New function.
1662 (Layout::add_comdat): Removed.
1663 * layout.h (struct Kept_section): Move out of class Layout.
1664 Remove trailing underscores from field names. Add group_sections
1665 field. Rename group_ field to is_group. Change all uses.
1666 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1667 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1668 comdat_groups_ field.
1669 (Sized_relobj::include_section_group): Use
1670 find_or_add_kept_section and Kept_section::group_sections.
1671 (Sized_relobj::include_linkonce_section): Likewise.
1672 * object.cc (class Sized_relobj): Don't define Comdat_group or
1673 Comdat_group_table. Remove find_comdat_group and
1674 add_comdat_group. Remove comdat_groups_ field.
1675 * plugin.cc (include_comdat_group): Use
1676 Layout::find_or_add_kept_section.
1678 2009-02-28 Ian Lance Taylor <iant@google.com>
1680 * README: --gc-sections and map files are now supported. Document
1681 some build requirements.
1684 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1685 relocatable link set the value of the section symbol to zero.
1686 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1687 relocatable link don't include the section address in the local
1690 2009-02-27 Ian Lance Taylor <iant@google.com>
1693 * options.h (class Search_directory): Add is_system_directory.
1694 (class General_options): Declare is_in_system_directory.
1695 * options.cc (get_relative_sysroot): Make static.
1696 (get_default_sysroot): Make static.
1697 (General_optoins::is_in_system_directory): New function.
1698 * fileread.cc (Input_file::is_in_system_directory): New function.
1699 * fileread.h (class Input_file): Declare is_in_system_directory.
1700 * object.h (class Object): Add is_in_system_directory.
1701 (class Input_objects): Remove system_library_directory_ field.
1702 * object.cc (Input_objects::add_object): Don't set
1703 system_library_directory_.
1704 (input_objects::found_in_system_library_directory): Remove.
1705 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1706 parameter. Change all callers.
1707 (Symbol_table::sized_write_globals): Likewise.
1708 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1709 Call Object::is_in_system_directory.
1710 * symtab.h (class Symbol_table): Update declarations.
1713 * descriptors.h (Open_descriptor): Add is_on_stack field.
1714 * descriptors.cc (Descriptors::open): If the descriptor is on the
1715 top of the stack, remove it. Initialize is_on_stack field.
1716 (Descriptors::release): Only add pod to stack if it is not on the
1718 (Descriptors::close_some_descriptor): Clear stack_next and
1722 * output.cc (Output_section::find_starting_output_address): Rename
1723 from starting_output_address; add PADDR parameter; change return
1725 * output.h (class Output_section): Declare
1726 find_starting_output_address instead of starting_output_address.
1727 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1728 section symbol for which we can't find a merge section.
1731 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1732 hidden or internal, force the symbol to be local.
1733 * resolve.cc (Symbol::override_visibility): Define.
1734 (Symbol::override_base): Use override_visibility.
1735 (Symbol_table::resolve): Likewise.
1736 (Symbol::override_base_with_special): Likewise.
1737 (Symbol_table::override_with_special): If the visibility is hidden
1738 or internal, force the symbol to be local.
1739 * symtab.h (class Symbol): Add set_visibility and
1740 override_visibility.
1741 * testsuite/ver_test_1.sh: New file.
1742 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1743 (check_DATA): Add ver_test_1.syms.
1744 (ver_test_1.syms): New target.
1745 * testsuite/Makefile.in: Rebuild.
1747 2009-02-25 Cary Coutant <ccoutant@google.com>
1749 * layout.cc (Layout::choose_output_section): Don't rename sections
1750 when using a linker script that has a SECTIONS clause.
1751 * Makefile.in: Regenerate.
1753 * testsuite/Makefile.am (script_test_5.sh): New test case.
1754 * testsuite/Makefile.in: Regenerate.
1755 * testsuite/script_test_5.cc: New file.
1756 * testsuite/script_test_5.sh: New file.
1757 * testsuite/script_test_5.t: New file.
1759 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1761 * archive.cc (Archive::include_member): Update calls to add_symbols.
1762 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1763 the Layout argument.
1764 * dynobj.h (do_add_symbols): Add the Layout argument.
1765 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1767 * object.h (Object::add_symbols): Add the Layout argument.
1768 (Object::do_add_symbols): Add the Layout argument.
1769 (Sized_relobj::do_add_symbols): Add the Layout argument.
1770 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1771 Unify the two versions.
1772 (Add_plugin_symbols): Remove.
1773 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1774 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1775 (Add_plugin_symbols): Remove.
1776 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1777 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1778 (Add_symbols::run): Make it work with Pulginobj.
1780 2009-02-06 Ian Lance Taylor <iant@google.com>
1782 * object.cc (Sized_relobj::do_layout): Make info message start
1783 with lower case letter.
1785 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1787 * binary.cc: Fix file comment.
1789 * options.h (enum Incremental_disposition): Define.
1790 (class General_options): Add new options: --incremental,
1791 --incremental_changed, --incremental_unchanged,
1792 --incremental_unknown. Add incremental_disposition_ and
1793 implicit_incremental_ fields.
1794 (General_options::incremental_disposition): New function.
1795 (class Position_dependent_options): Add incremental_disposition
1797 (Position_dependent_options::copy_from_options): Set incremental
1799 * options.cc (General_options::parse_incremental_changed): New
1801 (General_options::parse_incremental_unchanged): New function.
1802 (General_options::parse_incremental_unknown): New function.
1803 (General_options::General_options): Initialize new fields
1804 incremental_disposition_ and implicit_incremental_.
1805 (General_options::finalize): Check for uasge of --incremental-*
1806 without --incremental.
1808 2009-02-06 Chris Demetriou <cgd@google.com>
1810 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1811 pointer and to report location as the file name associated with
1813 (gold_undefined_symbol_at_location): New function to replace the
1814 old gold_undefined_symbol functionality.
1815 * target-reloc.h (relocate_section): Update to use
1816 gold_undefined_symbol_at_location.
1817 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1818 Call gold_undefined_symbol function rather than gold_error.
1819 * errors.h (Errors::undefined_symbol): Take location as a
1820 string, rather than calculating it from a relocation.
1821 * errors.cc (Errors::fatal): Print "fatal error:" before the
1823 (Errors::error, Errors::error_at_location): Print "error: "
1824 before the formatted message.
1825 (Errors::undefined_symbol): Take location as a string, rather
1826 than calculating it from a relocation.
1827 (gold_undefined_symbol_at_location): New function akin to
1828 old gold_undefined_symbol, calculates location from relocation.
1829 (gold_undefined_symbol): Change to take only a Symbol pointer
1830 and to report location as the file name associated with the symbol.
1831 * testsuite/debug_msg.sh: Update for changed error messages.
1832 * testsuite/undef_symbol.sh: Likewise.
1834 2009-02-04 Duncan Sands <baldrick@free.fr>
1837 * reduced_debug_output.h
1838 (Output_reduced_debug_abbrev_section::failed): Use format for
1840 (Output_reduced_debug_info_section::faild): Likewise.
1842 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1844 * script.cc (Lazy_demangler): New class.
1845 (Version_script_info::get_symbol_version_helper): Demangle a
1848 2009-01-29 Cary Coutant <ccoutant@google.com>
1850 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1852 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1854 2009-01-28 Ian Lance Taylor <iant@google.com>
1856 * version.cc (version_string): Bump to 1.9.
1858 * gold.h: Include <cstring> and <stdint.h>.
1859 * version.cc: Include <cstdio>.
1860 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1862 * reduced_debug_output.cc (insert_into_vector): Rename from
1863 Insert_into_vector; change all callers. Use Swap_unaligned to
1864 avoid aliasing issue; remove union since it is unnecessary.
1866 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1868 * Makefile.am (CCFILES): Add gc.cc.
1870 * Makefile.in: Regenerate.
1871 * gold.cc (Gc_runner): New class.
1872 (queue_initial_tasks): Call garbage collection related tasks
1873 when corresponding options are invoked.
1874 (queue_middle_gc_tasks): New function.
1875 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1876 processed early before laying out sections during garbage collection.
1877 * gold.h (queue_middle_gc_tasks): New function.
1878 (is_prefix_of): Move from "layout.cc".
1879 * i386.cc (Target_i386::gc_process_relocs): New function.
1880 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1881 * main.cc (main): Create object of class "Garbage_collection".
1882 * object.cc (Relobj::copy_symbols_data): New function.
1883 (Relobj::is_section_name_included): New function.
1884 (Sized_relobj::do_layout): Allow this function to be called twice
1885 during garbage collection and defer layout of section during the
1887 * object.h (Relobj::get_symbols_data): New function.
1888 (Relobj::is_section_name_included): New function.
1889 (Relobj::copy_symbols_data): New function.
1890 (Relobj::set_symbols_data): New function.
1891 (Relobj::get_relocs_data): New function.
1892 (Relobj::set_relocs_data): New function.
1893 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1894 (Relobj::gc_process_relocs): New function.
1895 (Relobj::do_gc_process_relocs): New pure virtual function.
1896 (Relobj::sd_): New data member.
1897 (Sized_relobj::is_output_section_offset_invalid): New function.
1898 (Sized_relobj::do_gc_process_relocs): New function.
1899 * options.h (General_options::gc_sections): Modify to not be a no-op.
1900 (General_options::print_gc_sections): New option.
1901 * plugin.cc (Plugin_finish::run): Remove function call to
1902 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1903 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1904 * reloc.cc (Read_relocs::run): Add task to process relocs and
1905 determine unreferenced sections when doing garbage collection.
1906 (Gc_process_relocs): New class.
1907 (Sized_relobj::do_gc_process_relocs): New function.
1908 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1909 sections that are garbage collected.
1910 * reloc.h (Gc_process_relocs): New class.
1911 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1912 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1913 symbols whose corresponding sections are garbage collected.
1914 (Symbol_table::Symbol_table): Add new parameter for the garbage
1916 (Symbol_table::gc_mark_undef_symbols): New function.
1917 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1918 (Symbol_table::gc_mark_dyn_syms): New function.
1919 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1921 (Symbol_table::add_from_object): Likewise.
1922 (Symbol_table::add_from_relobj): When building shared objects, do not
1923 treat externally visible symbols as garbage.
1924 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1925 table information for static and relocatable links.
1926 * symtab.h (Symbol_table::set_gc): New function.
1927 (Symbol_table::gc): New function.
1928 (Symbol_table::gc_mark_undef_symbols): New function.
1929 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1930 (Symbol_table::gc_mark_dyn_syms): New function.
1931 (Symbol_table::gc_): New data member.
1932 * target.h (Sized_target::gc_process_relocs): New pure virtual
1934 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1935 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1937 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1939 * options.h (General_options::gc_sections): Define as a no-op for now.
1940 (General_options::no_keep_memory): Ditto.
1941 (General_options::Bshareable): Define.
1942 * options.cc (General_options::finalize): Honor -Bshareable.
1944 2009-01-20 Andreas Schwab <schwab@suse.de>
1946 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1947 read the value in the contents, since we don't use it. Use the
1948 template endianness when writing.
1949 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1951 2009-01-19 Andreas Schwab <schwab@suse.de>
1953 * configure.tgt (powerpc64-*): Fix targ_obj.
1955 2009-01-15 Ian Lance Taylor <iant@google.com>
1957 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1958 local symbols when stripping all symbols.
1960 2009-01-14 Cary Coutant <ccoutant@google.com>
1962 * output.cc (Output_reloc): Add explicit instantiations.
1964 2009-01-14 Cary Coutant <ccoutant@google.com>
1966 * archive.cc (Archive::get_elf_object_for_member): Remove call
1967 to File_read::claim_for_plugin.
1968 * descriptors.cc (Descriptors::open): Remove reference to
1970 (Descriptors::claim_for_plugin): Remove.
1971 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1972 (Descriptors::is_claimed): Remove.
1973 (claim_descriptor_for_plugin): Remove.
1974 * fileread.cc (File_read::claim_for_plugin): Remove.
1975 * fileread.h (File_read::claim_for_plugin): Remove.
1976 (File_read::descriptor): Reopen descriptor if necessary.
1977 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1978 (Plugin_manager::all_symbols_read): Add task parameter. Change
1980 (Plugin_manager::get_input_file): New function.
1981 (Plugin_manager::release_input_file): New function.
1982 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1983 corresponding data member.
1984 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1985 and pass to base constructor. Change all callers.
1986 (get_input_file, release_input_file): New functions.
1987 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1988 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1989 (Plugin_manager::all_symbols_read): Add task parameter.
1990 (Plugin_manager::get_input_file): New function.
1991 (Plugin_manager::release_input_file): New function.
1992 (Plugin_manager::task_): New data member.
1993 (Pluginobj::Pluginobj): Add filesize parameter.
1994 (Pluginobj::filename): New function.
1995 (Pluginobj::descriptor): New function.
1996 (Pluginobj::filesize): New function.
1997 (Pluginobj::filesize_): New data member.
1998 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1999 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2000 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2002 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2003 with archive libraries.
2004 * testsuite/Makefile.in: Regenerate.
2005 * testsuite/plugin_test.c (struct sym_info): New type.
2006 (get_input_file, release_input_file): New static variables.
2007 (onload): Capture new transfer vector entries.
2008 (claim_file_hook): Stop reading at end of file according to filesize.
2009 Factor out parsing of readelf output into separate function.
2010 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2011 APIs and get the source file name from the symbol table. Convert
2012 source file name to corresponding object file name. Print info
2013 message when adding new input files.
2014 (parse_readelf_line): New function.
2015 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2016 * testsuite/plugin_test_2.sh: Likewise.
2017 * testsuite/plugin_test_3.sh: Likewise.
2018 * testsuite/plugin_test_4.sh: New test case.
2020 2009-01-07 Ian Lance Taylor <iant@google.com>
2022 * version.cc (version_string): Bump to 1.8.
2024 2008-12-23 Cary Coutant <ccoutant@google.com>
2026 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2027 * plugin.cc (Plugin_manager::finish): Rename as
2028 layout_deferred_objects. Move cleanup to separate function.
2029 (Plugin_manager::cleanup): New function.
2030 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2032 * plugin.h (Plugin_manager::finish): Rename as
2033 layout_deferred_objects.
2034 (Plugin_manager::cleanup): New function.
2035 (Plugin_manager::cleanup_done): New field.
2037 2008-12-23 Cary Coutant <ccoutant@google.com>
2039 * plugin.cc (is_visible_from_outside): New function.
2040 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2041 so we don't return "IR only" status for exported symbols or -r links.
2043 * testsuite/Makefile.am (plugin_test_3): New test case.
2044 * testsuite/Makefile.in: Regenerate.
2045 * testsuite/plugin_test_3.sh: New file.
2047 2008-12-22 Cary Coutant <ccoutant@google.com>
2049 * object.cc (Sized_relobj::layout_section): New function.
2050 (Sized_relobj::do_layout): Defer layout of input sections until after
2051 plugin has provided replacement files.
2052 (Sized_relobj::do_layout_deferred_sections): New function.
2053 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2054 (Relobj::layout_deferred_sections): New function.
2055 (Relobj::do_layout_deferred_sections): New function.
2056 (Sized_relobj::do_layout_deferred_sections): New function.
2057 (Sized_relobj::layout_section): New function.
2058 (Sized_relobj::Deferred_layout): New structure.
2059 (Sized_relobj::deferred_layout_): New field.
2060 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2061 Change all callers. Layout deferred sections.
2062 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2064 (Plugin_hook::run): Move code from do_plugin_hook inline.
2065 (Plugin_hook::do_plugin_hook): Remove.
2066 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2067 (Plugin_manager::finish): Renamed, was cleanup.
2068 (Plugin_manager::should_defer_layout): New function.
2069 (Plugin_manager::add_deferred_layout_object): New function.
2070 (Plugin_manager::Deferred_layout_list): New type.
2071 (Plugin_manager::deferred_layout_objects_): New field.
2072 (Plugin_hook::do_plugin_hook): Remove.
2074 2008-12-17 Ian Lance Taylor <iant@google.com>
2076 * options.h (class General_options): Add --no case for
2079 2008-12-16 Cary Coutant <ccoutant@google.com>
2081 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2083 (Plugin_manager::claim_file): Create plugin object even if
2084 plugin did not call the add_symbols callback.
2085 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2086 asking for more symbols than were added.
2087 * testsuite/Makefile.am (plugin_test_1): Add test case with
2089 (empty.syms): New target.
2090 * testsuite/Makefile.in: Regenerate.
2091 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2092 message. Don't call add_symbols if no globals.
2093 (all_symbols_read_hook): Don't provide replacement for empty
2096 2008-12-12 Ian Lance Taylor <iant@google.com>
2098 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2099 r_type == 0 for a local symbol with r_sym == 0.
2100 (scan_relocatable_relocs): Pass r_sym to
2101 local_non_section_strategy.
2102 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2105 * configure.ac: Update test for TLS descriptors: they are
2106 supported as of glibc 2.9.
2107 * configure: Rebuild.
2109 2008-12-11 Ian Lance Taylor <iant@google.com>
2112 * target-reloc.h (Default_scan_relocatable_relocs): For each
2113 function, map r_type == 0 to RELOC_DISCARD.
2115 2008-12-10 Cary Coutant <ccoutant@google.com>
2117 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2118 object to override a kept COMDAT group from a plugin object.
2120 2008-12-09 Ian Lance Taylor <iant@google.com>
2123 * yyscript.y (file_cmd): Handle INPUT.
2125 * testsuite/initpri1.c: Change all declarations to be full
2126 prototypes by adding void, to avoid compiler warnings.
2128 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2130 * options.cc (General_options::parse_plugin_opt): New.
2131 (General_options::add_plugin): The argument now is just the filename.
2132 (General_options::add_plugin_option): New.
2133 * options.h (plugin_opt): New.
2134 (add_plugin): Change argument name.
2135 (add_plugin_option): New.
2136 * plugin.cc (Plugin::load): Don't parse the plugin option.
2137 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2138 (Plugin::add_option): New.
2139 (Plugin::args_): Change type.
2140 (Plugin::filename_): New.
2141 (Plugin_manager::add_plugin_option): New.
2142 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2143 * testsuite/Makefile.in: Regenerate.
2145 2008-12-05 Cary Coutant <ccoutant@google.com>
2147 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2148 Handle --strip-lto-sections option.
2149 * options.h (strip_lto_sections): New option.
2151 2008-12-01 Cary Coutant <ccoutant@google.com>
2153 * plugin.cc (ld_plugin_message): Change format parameter to const.
2154 Fix mismatch between new[] and delete.
2156 2008-11-14 Cary Coutant <ccoutant@google.com>
2158 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2161 2008-11-05 Craig Silverstein <csilvers@google.com>
2163 * options.cc (General_options::parse_dynamic_list): New function.
2164 * options.h (General_options): New flags dynamic_list,
2165 dynamic_list_data, dynamic_list_cpp_new, and
2166 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2167 (General_options::in_dynamic_list): New function.
2168 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2169 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2170 (Lex::can_continue_name): Likewise.
2172 (read_script_file): New parameter script_options.
2173 (read_dynamic_list): New function.
2174 (Script_options::define_dynamic_list): New function.
2175 (dynamic_list_keyword_parsecodes): New variable.
2176 (dynamic_list_keywords): New variable.
2177 * script.h (Script_options::define_dynamic_list): New function
2179 (read_dynamic_list): New function prototype.
2180 * symtab.cc (strprefix): New macro.
2181 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2182 dynamic_list_data, dynamic_list_cpp_new, and
2183 dynamic_list_cpp_typeinfo.
2184 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2185 (dynamic_list_expr): New rule.
2186 (dynamic_list_nodes): Likewise.
2187 (dynamic_list_node): Likewise.
2188 * testsuite/Makefile.am (dynamic_list): New test.
2189 * testsuite/Makefile.in: Regenerated.
2190 * testsuite/dynamic_list.t: New file.
2191 * testsuite/dynamic_list.sh: New file.
2193 2008-11-05 Craig Silverstein <csilvers@google.com>
2195 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2196 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2197 (t11_last): Likewise.
2198 * testsuite/ver_test_6.c (main): Likewise.
2200 2008-10-07 Cary Coutant <ccoutant@google.com>
2202 * options.c (General_options::finalize): Add check for -static and
2204 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2207 2008-10-02 Cary Coutant <ccoutant@google.com>
2209 * plugin.cc (make_sized_plugin_object): Fix conditional
2210 compilation to work when not all targets are enabled.
2212 2008-09-29 Cary Coutant <ccoutant@google.com>
2214 * archive.cc (Archive::get_file_and_offset): Use filename instead
2215 of name to get library path.
2216 (Archive::include_member): Unlock external member of a thin archive.
2218 * testsuite/Makefile.am (TEST_AR): New variable.
2219 (thin_archive_test_1): New test.
2220 (thin_archive_test_2): New test.
2221 * testsuite/Makefile.in: Regenerate.
2222 * testsuite/thin_archive_main.cc: New file.
2223 * testsuite/thin_archive_test_1.cc: New file.
2224 * testsuite/thin_archive_test_2.cc: New file.
2225 * testsuite/thin_archive_test_3.cc: New file.
2226 * testsuite/thin_archive_test_4.cc: New file.
2228 2008-09-29 Cary Coutant <ccoutant@google.com>
2230 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2231 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2233 (Sized_relobj::do_finalize_local_symbols): Likewise.
2234 (Sized_relobj::map_to_kept_section): Likewise.
2235 * object.h (Sized_relobj::invalid_address): New constant.
2236 (Sized_relobj::do_output_section_offset): Check for invalid_address
2238 * output.cc (Output_reloc::local_section_offset): Use constant
2239 invalid_address instead of -1U.
2240 (Output_reloc::get_address): Likewise.
2241 (Output_section::output_address): Change -1U to -1ULL.
2242 * output.h (Output_reloc::invalid_address): New constant.
2243 * reloc.cc (Sized_relobj::write_sections): Use constant
2244 invalid_address instead of -1U.
2245 (Sized_relobj::relocate_sections): Likewise.
2246 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2247 values for merge sections.
2248 * target-reloc.h (relocate_for_relocatable): Use constant
2249 invalid_address instead of -1U.
2251 2008-09-19 Cary Coutant <ccoutant@google.com>
2253 Add plugin functionality for link-time optimization (LTO).
2254 * configure.ac (plugins): Add --enable-plugins option.
2255 * configure: Regenerate.
2256 * config.in: Regenerate.
2257 * Makefile.am (LIBDL): New variable.
2258 (CCFILES): Add plugin.cc.
2259 (HFILES): Add plugin.h.
2260 (ldadd_var): Add LIBDL.
2261 * Makefile.in: Regenerate.
2263 * archive.cc: Include "plugin.h".
2264 (Archive::setup): Don't preread archive symbols when using a plugin.
2265 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2266 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2268 (Archive::include_member): Add symbols from plugin objects.
2269 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2270 * descriptors.cc (Descriptors::open): Check for file descriptors
2271 abandoned by plugins.
2272 (Descriptors::claim_for_plugin): New function.
2273 * descriptors.h (Descriptors::claim_for_plugin): New function.
2274 (Open_descriptor::is_claimed): New field.
2275 (claim_descriptor_for_plugin): New function.
2276 * fileread.cc (File_read::claim_for_plugin): New function.
2277 * fileread.h (File_read::claim_for_plugin): New function.
2278 (File_read::descriptor): New function.
2279 * gold.cc: Include "plugin.h".
2280 (queue_initial_tasks): Add task to call plugin hooks for generating
2282 * main.cc: Include "plugin.h".
2283 (main): Load plugin libraries.
2284 * object.h (Pluginobj): Declare.
2285 (Object::pluginobj): New function.
2286 (Object::do_pluginobj): New function.
2287 (Object::set_target): New function.
2288 * options.cc: Include "plugin.h".
2289 (General_options::parse_plugin): New function.
2290 (General_options::General_options): Initialize plugins_ field.
2291 (General_options::add_plugin): New function.
2292 * options.h (Plugin_manager): Declare.
2293 (General_options): Add --plugin option.
2294 (General_options::has_plugins): New function.
2295 (General_options::plugins): New function.
2296 (General_options::add_plugin): New function.
2297 (General_options::plugins_): New field.
2298 * plugin.cc: New file.
2299 * plugin.h: New file.
2300 * readsyms.cc: Include "plugin.h".
2301 (Read_symbols::do_read_symbols): Check for archive before checking
2302 for ELF file. Call plugin hooks to claim files.
2303 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2304 from a real object file; force override when processing replacement
2306 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2307 (Symbol::init_base_object): Likewise.
2308 (Symbol::init_base_output_data): Likewise.
2309 (Symbol::init_base_output_segment): Likewise.
2310 (Symbol::init_base_constant): Likewise.
2311 (Symbol::init_base_undefined): Likewise.
2312 (Symbol::output_section): Assert that object is not a plugin.
2313 (Symbol_table::add_from_pluginobj): New function.
2314 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2316 (Symbol_table::sized_write_globals): Likewise.
2317 (Symbol_table::add_from_pluginobj): Instantiate template.
2318 * symtab.h (Sized_pluginobj): Declare.
2319 (Symbol::in_real_elf): New function.
2320 (Symbol::set_in_real_elf): New function.
2321 (Symbol::in_real_elf_): New field.
2322 (Symbol_table::add_from_pluginobj): New function.
2324 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2325 (LIBDL): New variable.
2327 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2328 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2329 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2330 (MOSTLYCLEANFILES): Likewise.
2331 * testsuite/Makefile.in: Regenerate.
2332 * testsuite/plugin_test.c: New file.
2333 * testsuite/plugin_test_1.sh: New file.
2334 * testsuite/plugin_test_2.sh: New file.
2336 2008-09-16 Ian Lance Taylor <iant@google.com>
2338 * target-reloc.h (relocate_section): Check whether a symbol is
2339 defined by the ABI before reporting an undefined symbol error.
2340 * target.h (Target::is_defined_by_abi): Make parameter const.
2341 (Target::do_is_defined_by_abi): Likewise.
2342 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2343 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2344 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2345 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2346 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2347 * testsuite/Makefile.in: Rebuild.
2349 * fileread.cc (make_view): Add casts to avoid warning.
2351 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2353 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2354 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2356 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2358 * options.h (General_options::output_is_executable): New.
2359 (General_options::output_is_pie): New.
2360 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2361 for shared libraries.
2362 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2364 2008-09-11 Chris Demetriou <cgd@google.com>
2366 * options.h (origin): New -z option.
2367 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2368 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2371 2008-09-05 Cary Coutant <ccoutant@google.com>
2373 * fileread.cc (File_read::make_view): Add check for attempt to map
2376 2008-09-05 Cary Coutant <ccoutant@google.com>
2378 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2379 explicit instantiations.
2381 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2384 * options.cc (General_options::finalize): Allow undefined symbols
2385 in shlibs if linking -shared.
2388 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2389 symbols as not needing a dynsym entry.
2391 2008-08-20 Craig Silverstein <csilvers@google.com>
2393 * fileread.cc (File_read::open): Do not lock the file unless it
2394 was successfully opened.
2396 2008-08-14 Cary Coutant <ccoutant@google.com>
2398 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2399 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2400 * testsuite/tls_test.cc (struct int128): 128-bit struct
2401 for testing TLS relocs with non-zero addend.
2402 (v12): New TLS variable.
2404 (t_last): Add check for v12.
2405 * testsuite/tls_test.h (t12): New function.
2406 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2408 2008-08-13 Ian Lance Taylor <iant@google.com>
2410 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2411 set tls_segment_ or relro_segment_.
2412 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2414 * output.h (Output_section::clear_is_relro): New function.
2415 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2416 sections specially even when output_data_ is empty.
2417 (Output_segment::maximum_alignment): When first section is relro,
2418 only force alignment for PT_LOAD segments.
2419 * script.cc (script_data_segment_align): New function.
2420 (script_data_segment_relro_end): New function.
2421 * script-c.h (script_data_segment_align): Declare.
2422 (script_data_segment_relro_end): Declare.
2423 * script-sections.h (class Script_sections): Declare
2424 data_segment_align and data_segment_relro_end. Add fields
2425 segment_align_index_ and saw_relro_end_.
2426 * script-sections.cc (class Sections_element): Add set_is_relro
2427 virtual function. Add new bool* parameter to place_orphan_here.
2428 Add get_output_section virtual function.
2429 (class Output_section_definition): Add set_is_relro. Add new
2430 bool* parameter to place_orphan_here. Add get_output_section.
2431 Add is_relro_ field.
2432 (Output_section_definition::Output_section_definition): Initialize
2433 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2434 and is_relro_ fields.
2435 (Output_section_definition::place_orphan_here): Add is_relro
2437 (Output_section_definition::set_section_addresses): Set relro for
2439 (Output_section_definition::alternate_constraint): Likewise.
2440 (class Orphan_output_section): Add new bool* parameter to
2441 place_orphan_here. Add get_output_section.
2442 (Orphan_output_section::place_orphan_here): Add is_relro
2444 (Script_sections::Script_sections): Initialize
2445 data_segment_align_index_ and saw_relro_end_.
2446 (Script_sections::data_segment_align): New function.
2447 (Script_sections::data_segment_relro_end): New function.
2448 (Script_sections::place_orphan): Set or clear is_relro.
2449 (Script_sections::set_section_addresses): Force alignment of first
2451 * yyscript.y (exp): Call script_data_segment_align and
2452 script_data_segment_relro_end.
2453 * testsuite/relro_script_test.t: New file.
2454 * testsuite/relro_test.cc (using_script): Declare.
2455 (t1, t2): Test using_script.
2456 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2457 (relro_script_test_SOURCES): Define.
2458 (relro_script_test_DEPENDENCIES): Define.
2459 (relro_script_test_LDFLAGS): Define.
2460 (relro_script_test_LDADD): Define.
2461 (relro_script_test.so): New target.
2462 * testsuite/Makefile.in: Rebuild.
2464 2008-08-06 Cary Coutant <ccoutant@google.com>
2466 * archive.cc (Archive::total_archives, Archive::total_members)
2467 (Archive::total_members_loaded): New variables.
2468 (Archive::setup): Add parameter. Add option to preread
2470 (Archive::read_armap): Add counter.
2471 (Archive::get_file_and_offset): New function.
2472 (Archive::get_elf_object_for_member): New function.
2473 (Archive::read_all_symbols): New function.
2474 (Archive::read_symbols): New function.
2475 (Archive::add_symbols): Add counters.
2476 (Archive::include_all_members): Use armap to find members if it's
2478 (Archive::include_member): Skip reading symbols if already read.
2479 Factored code into Archive::get_file_and_offset and
2480 Archive::get_elf_object_for_member. Changed call to
2481 Mapfile::report_include_archive_member.
2482 (Archive::print_stats): New function.
2483 * archive.h: Declare Object and Read_symbols_data classes.
2484 (Archive::Archive): Add initializers for new members.
2485 (Archive::setup): Add parameter.
2486 (Archive::print_stats): New function.
2487 (Archive::total_archives, Archive::total_members)
2488 (Archive::total_members_loaded): New variables.
2489 (Archive::get_file_and_offset): New function.
2490 (Archive::get_elf_object_for_member): New function.
2491 (Archive::read_all_symbols): New function.
2492 (Archive::read_symbols): New function.
2493 (Archive::Archive_member): New class.
2494 (Archive::members_): New member.
2495 (Archive::num_members_): New member.
2496 * main.cc: Include archive.h.
2497 (main): Call Archive::print_stats.
2498 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2499 archive parameter; member_name is now the fully-decorated name.
2500 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2501 * options.h: (General_options): Add --preread-archive-symbols option.
2502 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2505 2008-08-04 Ian Lance Taylor <iant@google.com>
2507 * symtab.h (Symbol::use_plt_offset): New function.
2508 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2509 * powerpc.cc (Relocate::relocate): Likewise.
2510 * sparc.cc (Relocate::relocate): Likewise.
2511 * x86_64.cc (Relocate::relocate): Likewise.
2512 * testsuite/weak_plt.sh: New test.
2513 * testsuite/weak_plt_main.cc: New test.
2514 * testsuite/weak_plt_shared.cc: New test.
2515 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2516 (check_PROGRAMS): Add weak_plt.
2517 (check_DATA): Add weak_plt_shared.so.
2518 (weak_plt_main_pic.o, weak_plt): New targets.
2519 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2520 * testsuite/Makefile.in: Rebuild.
2522 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2524 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2525 * testsuite/Makefile.in: Rebuild.
2527 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2529 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2530 * Makefile.in: Regenerate.
2531 * po/POTFILES.in: Regenerate.
2533 2008-07-29 Ian Lance Taylor <iant@google.com>
2535 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2536 symbols before other symbols.
2537 * testsuite/script_test_2.cc (test_addr): Declare.
2538 (test_addr_alias): Declare.
2539 (main): Check that test_addr and test_addr_alias have the right
2541 * testsuite/script_test_2.t: Define test_addr_alias and
2544 2008-07-24 Ian Lance Taylor <iant@google.com>
2547 * descriptors.cc: New file.
2548 * descriptors.h: New file.
2549 * gold-threads.h (class Hold_optional_lock): New class.
2550 * fileread.cc: Include "descriptors.h".
2551 (File_read::~File_read): Release descriptor rather than closing
2553 (File_read::open) [file]: Call open_descriptor rather than open.
2554 Set is_descriptor_opened_.
2555 (File_read::open) [memory]: Assert that descriptor is not open.
2556 (File_read::reopen_descriptor): New function.
2557 (File_read::release): Release descriptor.
2558 (File_read::do_read): Make non-const. Reopen descriptor.
2559 (File_read::read): Make non-const.
2560 (File_read::make_view): Reopen descriptor.
2561 (File_read::do_readv): Likewise.
2562 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2563 Update declarations.
2564 * layout.cc: Include "descriptors.h".
2565 (Layout::create_build_id): Use open_descriptor rather than open.
2566 * output.cc: Include "descriptors.h".
2567 (Output_file::open): Use open_descriptor rather than open.
2568 * archive.cc (Archive::const_iterator): Change Archive to be
2570 (Archive::begin, Archive::end): Make non-const.
2571 (Archive::count_members): Likewise.
2572 * archive.h (class Archive): Update declarations.
2573 * object.h (Object::read): Make non-const.
2574 * Makefile.am (CCFILES): Add descriptors.cc.
2575 (HFILES): Add descriptors.h.
2576 * Makefile.in: Rebuild.
2579 * gold.h: Always include <clocale>. Add Solaris workarounds
2580 following code in binutils/sysdep.h.
2583 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2584 this->eh_frame_hdr_ is NULL before using it.
2586 * dynobj.cc (Versions::Versions): Update comment.
2588 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2589 the base version name.
2591 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2592 array size plus one.
2593 (Stringpool_template::set_string_offsets): Subtract one from key
2594 before using it as an array index.
2595 (Stringpool_template::get_offset_with_length): Likewise.
2596 (Stringpool_template::write_to_buffer): Likewise.
2597 * stringpool.h (Stringpool_template::get_offset_from_key):
2600 2008-07-23 Ian Lance Taylor <iant@google.com>
2603 * object.h (Merged_symbol_value::value): Do our best to handle a
2607 * script.cc (Version_script_info::get_versions): Don't add empty
2608 version tag to return value.
2609 (Version_script_info::get_symbol_version_helper): Change return
2610 type to bool. Add pversion parameter. Change all callers.
2611 (script_register_vers_node): Don't require a non-NULL tag.
2612 * script.h (class Version_script_info): Update declarations.
2613 (Version_script_info::get_symbol_version): Change return type to
2614 bool. Add version parameter. Change all callers.
2615 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2616 handling. Handle an empty version from a version script.
2617 (Symbol_table::define_special_symbol): Likewise.
2618 * testsuite/ver_test_10.script: New file.
2619 * testsuite/ver_test_10.sh: New file.
2620 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2621 (check_DATA): Add ver_test_10.syms.
2622 (ver_test_10.syms, ver_test_10.so): New target.
2623 * testsuite/Makefile.in: Rebuild.
2625 2008-07-23 Simon Baldwin <simonb@google.com>
2627 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2628 to zero for undefined symbols from dynamic libraries.
2630 2008-07-23 Ian Lance Taylor <iant@google.com>
2632 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2634 * symtab.h (class Symbol_table): Update declaration.
2635 * testsuite/ver_test_9.cc: New file.
2636 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2637 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2638 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2639 (ver_test_9.so, ver_test_9.o): New targets.
2640 * testsuite/Makefile.in: Rebuild.
2642 2008-07-22 Ian Lance Taylor <iant@google.com>
2644 * options.h (class General_options): Define --check-sections.
2645 * layout.cc (Layout::set_segment_offsets): Handle
2648 * options.h (class General_options): Define -n/--nmagic and
2650 * options.cc (General_options::finalize): For -n/--nmagic or
2651 -N/--omagic, set -static.
2652 * layout.cc (Layout::attach_allocated_section_to_segment): If
2653 -N/--omagic, don't put read-only and read-write sections in
2655 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2656 finding a read-only segment.
2657 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2658 don't set the minimum segment alignment to the common page size,
2659 and don't set the file offset to the address modulo the page size.
2660 * script-sections.cc (Script_sections::create_segments): If
2661 -n/--omagic, don't put read-only and read-write sections in
2664 * cref.cc: New file.
2666 * options.h (class General_options): Add --print-symbol-counts.
2667 * main.cc (main): Issue defined symbol report if requested.
2668 * archive.cc (Archive::interpret_header): Make into a const member
2670 (Archive::add_symbols): Call Input_objects::archive_start and
2672 (Archive::const_iterator): Define new class.
2673 (Archive::begin, Archive::end): New functions.
2674 (Archive::include_all_members): Rewrite to use iterator.
2675 (Archive::count_members): New function.
2676 * archive.h (class Archive): Update declarations.
2677 (Archive::filename): New function.
2678 * object.cc: Include "cref.h".
2679 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2680 (Sized_relobj::do_get_global_symbol_counts): New function.
2681 (Input_objects::add_object): Add object to cross-referencer.
2682 (Input_objects::archive_start): New function.
2683 (Input_objects::archive_stop): New function.
2684 (Input_objects::print_symbol_counts): New function.
2685 * object.h: Declare Cref and Archive.
2686 (Object::get_global_symbol_counts): New function.
2687 (Object::do_get_global_symbol_counts): New pure virtual function.
2688 (class Sized_relobj): Add defined_count_ field. Update
2690 (class Input_objects): Add cref_ field. Update constructor.
2691 Update declarations.
2692 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2694 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2696 (Sized_dynobj::do_get_global_symbol_counts): New function.
2697 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2698 defined_count_. Update declarations. Define Symbols typedef.
2699 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2700 parameter. Change all callers.
2701 (Symbol_table::add_from_dynobj): Add sympointers and defined
2702 parameters. Change all callers.
2703 * symtab.h (class Symbol_table): Update declarations.
2704 * Makefile.am (CCFILES): Add cref.cc.
2705 (HFILES): Add cref.h.
2706 * Makefile.in: Rebuild.
2708 2008-07-22 Simon Baldwin <simonb@google.com>
2710 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2711 to zero when writing undefined symbols.
2713 2008-07-22 Ian Lance Taylor <iant@google.com>
2715 * output.cc (Output_section::add_input_section): Don't try to
2716 merge empty merge sections.
2718 2008-07-21 Craig Silverstein <csilvers@google.com>
2720 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2721 Include symbol version in error message.
2723 2008-07-20 Chris Demetriou <cgd@google.com>
2725 * configure.ac (gold_cv_c_random_seed): New configured variable.
2726 (RANDOM_SEED_CFLAGS): New substituted variable.
2727 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2728 * configure: Rebuild.
2729 * Makefile.in: Likewise.
2730 * testsuite/Makefile.in: Likewise.
2732 2008-07-18 Ian Lance Taylor <iant@google.com>
2734 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2735 where we see NAME/NULL and NAME/VERSION as separate symbols.
2736 * testsuite/ver_test_main.cc (main): Call t4.
2737 (t4, t4_2a): Define.
2738 * testsuite/ver_test_2.cc (t4_2): Define.
2739 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2740 * testsuite/ver_test_4.cc (t4_2a): Define.
2741 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2742 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2744 2008-07-17 Ian Lance Taylor <iant@google.com>
2746 * dynobj.cc (Versions::add_def): If we give an error about a
2747 missing version, go ahead and create the version anyhow.
2749 2008-07-10 Ian Lance Taylor <iant@google.com>
2751 Handle output sections with more than 0x7fffffff bytes.
2752 * object.h (class Relobj): Change map_to_output_ to
2753 output_sections_, and just keep a section pointer. Change all
2754 uses. Move comdat group support to Sized_relobj.
2755 (Relobj::is_section_specially_mapped): Remove.
2756 (Relobj::output_section): Remove poff parameter. Change all
2758 (Relobj::output_section_offset): New function.
2759 (Relobj::set_section_offset): Rewrite.
2760 (Relobj::map_to_output): Remove.
2761 (Relobj::output_sections): New function.
2762 (Relobj::do_output_section_offset): New pure virtual function.
2763 (Relobj::do_set_section_offset): Likewise.
2764 (class Sized_relobj): Add section_offsets_ field. Add comdat
2765 group support from Relobj. Update declarations.
2766 (Sized_relobj::get_output_section_offset): New function.
2767 (Sized_relobj::do_output_section_offset): New function.
2768 (Sized_relobj::do_set_section_offset): New function.
2769 * object.cc (Relobj::output_section_address): Remove.
2770 (Sized_relobj::Sized_relobj): Initialize new fields.
2771 (Sized_relobj::include_section_group): Cast find_kept_object to
2773 (Sized_relobj::include_linkonce_section): Likewise.
2774 (Sized_relobj::do_layout): Use separate arrays for output section
2776 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2778 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2779 output_sections and section_offsets.
2780 (Sized_relobj::write_local_symbols): Likewise.
2781 (map_to_kept_section): Compute output address directly.
2782 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2783 output_sections and section_offsets.
2784 (Sized_relobj::write_sections): Likewise.
2785 (Sized_relobj::relocate_sections): Likewise.
2786 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2787 * output.h (class Output_reloc): Update declarations. Change
2788 u2_.relobj to Sized_relobj*.
2789 (class Output_data_reloc): Change add functions to use
2791 * output.cc (Output_reloc::Output_reloc): Change relobj to
2793 (Output_reloc::local_section_offset): Change return type to
2794 Elf_Addr. Use get_output_section_offset.
2795 (Output_reloc::get_address): Likewise.
2796 (Output_section::is_input_address_mapped): Don't call
2797 is_section_specially_mapped.
2798 (Output_section::output_offset): Likewise.
2799 (Output_section::output_address): Likewise.
2800 (Output_section::starting_output_address): Likewise.
2801 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2802 parameter to Sized_relobj*.
2803 (Copy_relocs::need_copy_reloc): Likewise.
2804 (Copy_relocs::save): Likewise.
2805 * copy-relocs.h (class Copy_relocs): Update declarations.
2806 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2807 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2808 * target-reloc.h (relocate_for_relocatable): Change
2809 offset_in_output_section type to Elf_Addr. Change code that uses
2811 * layout.cc (Layout::layout): Always set *off.
2812 * mapfile.cc (Mapfile::print_input_section): Use
2813 output_section_offset.
2814 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2816 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2817 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2818 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2820 2008-07-03 Ian Lance Taylor <iant@google.com>
2822 * layout.cc (Layout::include_section): Do not discard unrecognized
2823 SHT_STRTAB sections.
2825 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2827 * script.cc (Lex::can_continue_name): Make '?' allowable in
2828 version-script names.
2829 * testsuite/version_script.map: Change glob pattern to use '?'
2831 2008-06-30 Manish Singh <yosh@gimp.org>
2834 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2837 2008-06-30 Ian Lance Taylor <iant@google.com>
2841 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2842 versions]: Don't try to read the value in the contents, since we
2843 don't use it. Use the template endianness when writing.
2845 2008-06-25 Cary Coutant <ccoutant@google.com>
2847 * fileread.cc (File_read::make_view): Assert on zero-length view.
2848 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2849 symbol table when there are no symbols to read.
2851 2008-06-23 Craig Silverstein <csilvers@google.com>
2853 * version.cc (version_string): Bump to 1.7
2855 2008-06-18 Craig Silverstein <csilvers@google.com>
2857 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2858 constant 0xFFFF to type Valtype.
2859 (Powerpc_relocate_functions::rel16_ha): Likewise.
2861 2008-06-17 Ian Lance Taylor <iant@google.com>
2863 * output.h (Output_section::Input_section): Initialize p2align_ to
2864 zero for Output_section_data constructors.
2865 (Output_section::Input_section::addralign): If not an input
2866 section, return the alignment of the Output_section_data.
2867 * testsuite/copy_test.cc: New file.
2868 * testsuite/copy_test_1.cc: New file.
2869 * testsuite/copy_test_2.cc: New file.
2870 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2871 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2872 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2873 (copy_test_1_pic.o, copy_test_1.so): New targets.
2874 (copy_test_2_pic.o, copy_test_2.so): New targets.
2875 * testsuite/Makefile.in: Rebuild.
2877 * script-sections.cc (Script_sections::place_orphan): Initialize
2878 local variable exact.
2880 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2882 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2884 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2885 David S. Miller <davem@davemloft.net>
2887 * powerpc.cc: New file.
2888 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2889 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2890 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2891 * Makefile.in: Rebuild.
2893 2008-06-09 Ian Lance Taylor <iant@google.com>
2895 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2897 (throwing, orig_terminate): New static variables.
2898 (terminate_handler): New static function.
2899 (t2): Set terminate handler.
2901 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2904 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2907 2008-05-30 Cary Coutant <ccoutant@google.com>
2909 * archive.cc (Archive::include_all_members) Correct to step
2910 over symbol table and extended name table in thin archives.
2912 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2915 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2918 2008-05-28 Caleb Howe <cshowe@google.com>
2920 * reduced_debug_output.cc: New file.
2921 * reduced_debug_output.h: New file.
2922 * options.h (class General_options): Add --strip-debug-non-line.
2923 * options.cc (General_options::finalize): Add strip_debug_non_line
2924 to the strip heirarchy.
2925 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2927 * layout.cc: Include "reduced_debug_output.h".
2928 (Layout::Layout): Initialize new fields.
2929 (line_only_debug_sections): New static array.
2930 (is_lines_only_debug_sections): New static inline function.
2931 (Layout::include_section): Handle --strip-debug-non-line.
2932 (Layout::make_output_section): If --strip-debug-non-line, build
2933 new output sections for .debug_abbrev and .debug_info.
2934 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2935 gold. Warn about possible overflow.
2936 (read_signed_LEB_128): Likewise.
2937 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2938 (read_signed_LEB_128): Declare.
2939 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2940 (HFILES): Add reduced_debug_output.h.
2941 * Makefile.in: Rebuild.
2943 2008-05-21 Ian Lance Taylor <iant@google.com>
2945 * mapfile.cc: New file.
2946 * mapfile.h: New file.
2947 * options.h (class General_options): Add -M/--print-map and -Map.
2948 * options.cc (General_options::finalize): Make -M equivalent to
2950 * main.cc: Include <cstdio> and "mapfile.h".
2951 (main): Open mapfile if requested.
2952 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2953 constructor. Change caller.
2954 (queue_initial_tasks): Add mapfile parameter. Change caller.
2955 (queue_middle_tasks): Likewise.
2956 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2958 * archive.cc: Include "mapfile.h".
2959 (Archive::add_symbols): Add mapfile parameter. Change all
2960 callers. Pass mapfile, symbol, and reason to include_member.
2961 (Archive::include_all_members): Add mapfile parameter. Change all
2963 (Archive::include_member): Add mapfile, sym, and why parameters.
2964 Change all callers. Report inclusion to map file.
2965 * archive.h: Include "fileread.h".
2966 (class Archive): Update declarations.
2967 (Archive::file): New const method.
2968 (class Add_archive_symbols): Add mapfile_ field. Update
2969 constructor. Change all callers.
2970 * readsyms.h (class Read_symbols): Likewise.
2971 (class Finish_group): Likewise.
2972 (class Read_script): Likewise.
2973 * common.cc: Include "mapfile.h".
2974 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2976 (Symbol_table::do_allocate_commons): Likewise.
2977 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2978 symbol allocation to mapfile.
2979 * common.h (class Allocate_commons_task): Add mapfile_ field.
2980 Update constructor. Change all callers.
2981 * symtab.h (class Symbol_table): Update declarations.
2982 * layout.cc: Include "mapfile.h".
2983 (Layout_task_runner::run): Print information to mapfile.
2984 (Layout::create_gold_note): Change Output_data_fixed_space to
2985 Output_data_zero_fill.
2986 (Layout::create_build_id): Likewise.
2987 (Layout::print_to_mapfile): New function.
2988 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2989 constructor. Change caller.
2990 (class Layout): Declare print_to_mapfile.
2991 * output.cc (Output_section::Input_section::print_to_mapfile): New
2993 (Output_section::add_input_section): If producing a map, always
2994 add to input_sections_ list.
2995 (Output_section::do_print_to_mapfile): New function.
2996 (Output_segment::print_sections_to_mapfile): New function.
2997 (Output_segment::print_section_list_to_mapfile): New function.
2998 * output.h: Include "mapfile.h".
2999 (Output_data::print_to_mapfile): New function.
3000 (Output_data::do_print_to_mapfile): New virtual function.
3001 (Output_segment_headers::do_print_to_mapfile): New function.
3002 (Output_file_header::do_print_to_mapfile): New function.
3003 (Output_data_const::do_print_to_mapfile): New function.
3004 (class Output_data_const_buffer): Add map_name_ field. Update
3005 constructor. Change all callers. Add do_print_to_mapfile
3007 (class Output_data_fixed_space): Likewise.
3008 (class Output_data_space): Likewise.
3009 (class Output_data_zero_fill): New class.
3010 (Output_data_strtab::do_print_to_mapfile): New function.
3011 (Output_data_reloc_base::do_print_to_mapfile): New function.
3012 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3013 (Output_data_group::do_print_to_mapfile): New function.
3014 (Output_data_got::do_print_to_mapfile): New function.
3015 (Output_data_dynamic::do_print_to_mapfile): New function.
3016 (Output_symtab_xindex::do_print_to_mapfile): New function.
3017 (class Output_section): Declare do_print_to_mapflie. Declare
3018 print_to_mapfile in Input_section.
3019 (class Output_segment): Declare new functions.
3020 * object.h (Sized_relobj::symbol_count): New function.
3021 * script-sections.cc
3022 (Output_section_element_dot_assignment::set_section_addresses):
3023 Change Output_data_fixed_space to Output_data_zero_fill.
3024 (Output_data_expression::do_print_to_mapfile): New function.
3025 * script.cc (read_input_script): Add mapfile parameter. Change
3027 * script.h (read_input_script): Update declaration.
3028 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3029 (Eh_frame::do_print_to_mapfile): New function.
3030 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3031 (Output_merge_string::do_print_to_mapfile): New function.
3032 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3034 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3036 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3038 * Makefile.am (CCFILES): Add mapfile.cc.
3039 (HFILES): Add mapfile.h.
3040 * Makefile.in: Rebuild.
3042 2008-05-19 Ian Lance Taylor <iant@google.com>
3044 * options.h (class General_options): Add -z relro.
3045 * layout.cc (Layout::Layout): Initialize relro_segment_.
3046 (Layout::add_output_section_data): Return the output section.
3047 (Layout::make_output_section): Rcognize relro sections and mark
3049 (Layout::attach_allocated_section_to_segment): Put relro sections
3050 in a PT_GNU_RELRO segment.
3051 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3053 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3055 (Layout::linkonce_mapping): Map d.rel.ro.local to
3057 (Layout::output_section_name): Us .data.rel.ro.local for any
3058 section which begins with that.
3059 * layout.h (class Layout): Update add_output_section_data
3060 declaration. Add relro_segment_ field.
3061 * output.cc (Output_section::Output_section): Initialize is_relro_
3062 and is_relro_local_ fields.
3063 (Output_segment::add_output_section): Group relro sections.
3064 (Output_segment::is_first_section_relro): New function.
3065 (Output_segment::maximum_alignment): If there is a relro section,
3066 align the segment to the common page size.
3067 (Output_segment::set_section_addresses): Track whether we are
3068 looking at relro sections. If the last section is a relro
3069 section, align to the common page size.
3070 (Output_segment::set_section_list_addresses): Add in_relro
3071 parameter. Change all callers. Align to the page size when
3072 moving from relro to non-relro section.
3073 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3075 * output.h (class Output_section): Add is_relro_ and
3076 is_relro_local_ fields.
3077 (Output_section::is_relro): New function.
3078 (Output_section::set_is_relro): New function.
3079 (Output_section::is_relro_local): New function.
3080 (Output_section::set_is_relro_local): New function.
3081 (class Output_segment): Update declarations.
3082 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3083 * sparc.cc (Target_sparc::got_section): Likewise.
3084 * x86_64.cc (Target_x86_64::got_section): Likewise.
3085 * testsuite/relro_test_main.cc: New file.
3086 * testsuite/relro_test.cc: New file.
3087 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3088 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3089 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3090 (relro_test.so, relro_test_pic.o): New targets.
3091 * testsuite/Makefile.in: Rebuild.
3093 2008-05-16 Ian Lance Taylor <iant@google.com>
3095 * output.cc (Output_segment::add_output_section): Remove front
3097 * output.h (class Output_segment): Remove
3098 add_initial_output_section and overloaded add_output_section.
3099 Update declaration of remaining add_output_section.
3100 * layout.cc (Layout::create_interp): Call add_output_section
3101 rather than add_initial_output_section.
3102 (Layout::finish_dynamic_section): Likewise.
3104 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3105 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3106 know the dynamic type.
3107 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3108 field. Initialize it in constructor.
3109 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3110 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3111 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3114 * output.cc (Output_reloc::get_address): Change return type to
3116 * output.h (class Output_reloc): Update get_address declaration.
3117 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3118 for section addresses.
3120 2008-05-09 Ian Lance Taylor <iant@google.com>
3123 * gold.cc (gold_nomem): Use return value of write.
3125 2008-05-08 Ian Lance Taylor <iant@google.com>
3127 * symtab.c (Symbol::init_base_output_data): Add version
3128 parameter. Change all callers.
3129 (Symbol::init_base_output_segment): Likewise.
3130 (Symbol::init_base_constant): Likewise.
3131 (Symbol::init_base_undefined): Likewise.
3132 (Sized_symbol::init_output_data): Likewise.
3133 (Sized_symbol::init_output_segment): Likewise.
3134 (Sized_symbol::init_constant): Likewise.
3135 (Sized_symbol::init_undefined): Likewise.
3136 (Symbol_table::do_define_in_output_data): If the new symbol has a
3137 version, mark it as the default.
3138 (Symbol_table::do_define_in_output_segment): Likewise.
3139 (Symbol_table::do_define_as_constant): Likewise.
3140 * symtab.h (class Symbol): Update declarations.
3141 (class Sized_symbol): Likewise.
3142 * resolve.cc (Symbol::override_version): New function.
3143 (Symbol::override_base): Call override_version.
3144 (Symbol::override_base_with_special): Likewise.
3145 * testsuite/ver_script_8.script: New file.
3146 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3147 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3148 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3149 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3151 2008-05-06 Ian Lance Taylor <iant@google.com>
3154 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3156 (class General_options): Remove existing --undefined, and add
3157 --no-undefined instead. Add new --undefined as synonym for -u.
3158 * archive.cc (Archive::add_symbols): Check whether symbol was
3160 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3161 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3162 all uses. Add IS_UNDEFINED. Update declarations to split
3163 different versions of init_base. Declare init_base_undefined.
3164 (Symbol::is_defined): Handle IS_UNDEFINED.
3165 (Symbol::is_undefined): Likewise.
3166 (Symbol::is_weak_undefined): Call is_undefined.
3167 (Symbol::is_absolute): Handle IS_CONSTANT.
3168 (class Sized_symbol): Update declarations to split different
3169 versions of init. Declare init_undefined.
3170 (class Symbol_table): Declare new functions.
3171 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3173 (Symbol::init_base_output_data): Likewise.
3174 (Symbol::init_base_output_segment): Likewise.
3175 (Symbol::init_base_constant): Likewise.
3176 (Symbol::init_base_undefined): New function.
3177 (Sized_symbol::init_object): Rename from init. Change all
3179 (Sized_symbol::init_output_data): Likewise.
3180 (Sized_symbol::init_output_segment): Likewise.
3181 (Sized_symbol::init_constant): Likewise.
3182 (Sized_symbol::init_undefined): New function.
3183 (Symbol_table::add_undefined_symbols_from_command_line): New
3185 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3187 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3188 (Symbol::output_section): Likewise.
3189 (Symbol::set_output_section): Likewise.
3190 (Symbol_table::sized_finalize_symbol): Likewise.
3191 (Symbol_table::sized_write_globals): Likewise.
3192 * resolve.cc (Symbol_table::should_override): Likewise.
3193 (Symbol::override_base_with_special): Likewise.
3195 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3196 symbol, change it to have default visibility.
3197 * testsuite/protected_1.cc: New file.
3198 * testsuite/protected_2.cc: New file.
3199 * testsuite/protected_3.cc: New file.
3200 * testsuite/protected_main_1.cc: New file.
3201 * testsuite/protected_main_2.cc: New file.
3202 * testsuite/protected_main_3.cc: New file.
3203 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3204 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3205 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3206 (protected_1.so): New target.
3207 (protected_1_pic.o, protected_2_pic.o): New targets.
3208 (protected_3_pic.o): New target.
3209 (check_PROGRAMS): Add protected_2.
3210 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3211 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3212 * testsuite/Makefile.in: Rebuild.
3214 * options.h (DEFINE_var): Add set_user_set_##varname__.
3215 (DEFINE_bool_alias): New macro.
3216 (class General_options): Define -Bstatic using DEFINE_bool_alias
3217 rather than DEFINE_special. Add --undefined as an alias for -z
3219 * options.cc (General_options::parse_Bstatic): Remove.
3221 * options.h (class General_options): Add --fatal-warnings.
3222 * main.cc (main): Implement --fatal-warnings.
3223 * errors.h (Errors::warning_count): New function.
3225 * options.h (class General_options): Add -Bsymbolic-functions.
3226 * symtab.h (Symbol::is_preemptible): Check for
3227 -Bsymbolic-functions.
3229 2008-05-05 Ian Lance Taylor <iant@google.com>
3231 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3232 as noVARNAME rather than no-VARNAME.
3233 (class General_options): Add option -z combreloc.
3234 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3236 (Output_reloc::sort_before) [SHT_REL]: New function.
3237 (Output_reloc::sort_before) [SHT_RELA]: New function.
3238 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3239 Sort_relocs_comparison.
3240 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3241 parameter. Change all callers.
3242 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3243 sort_relocs parameter. Change all callers.
3244 * output.cc (Output_reloc::get_address): New function, broken out
3246 (Output_reloc::write_rel): Call it.
3247 (Output_reloc::compare): New function.
3248 (Output_data_reloc_base::do_write): Optionally sort relocs.
3250 * configure.ac: If targ_extra_obj is set, link it in.
3251 * configure.tgt: Initialize all variables.
3252 (x86_64*): Set targ_extra_obj and targ_extra_size.
3253 * configure: Rebuild.
3255 * object.cc (Sized_relobj::include_section_group): Adjust section
3256 indexes read from group data. Build vector to pass to
3258 * layout.cc (Layout::layout_group): Add flags and shndxes
3259 parameters. Remove contents parameter. Change caller. Update
3260 explicit instantiations.
3261 * layout.h (class Layout): Update layout_group declaration.
3262 * output.cc (Output_data_group::Output_data_group): Add flags and
3263 input_shndxes parameters. Remove contents parameter. Change
3265 (Output_data_group::do_write): Change input_sections_ to
3267 * output.h (class Output_data_group): Update constructor
3268 declaration. Rename input_sections_ to input_shndxes_.
3269 * testsuite/many_sections_test.cc: Add template.
3271 2008-04-30 Cary Coutant <ccoutant@google.com>
3273 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3275 * layout.cc (Layout::include_section): Refactored check for debug
3277 (Layout::add_comdat): Add new parameters. Change type
3278 of signature parameter. Add object and shndx to signatures table.
3279 (Layout::find_kept_object): New function.
3280 * layout.h: Include <cstring>.
3281 (Layout::is_debug_info_section): New function.
3282 (Layout::add_comdat): Add new parameters.
3283 (Layout::find_kept_object): New function.
3284 (Layout::Kept_section): New struct.
3285 (Layout::Signatures): Change type of map range.
3286 * object.cc (Relobj::output_section_address): New function.
3287 (Sized_relobj::include_section_group): Add new parameters. Change
3288 calls to Layout::add_comdat. Change to build table of kept comdat
3289 groups and table mapping discarded sections to kept sections.
3290 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3291 (Sized_relobj::do_layout): Change calls to include_section_group and
3292 include_linkonce_section.
3293 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3294 value to zero when section is discarded.
3295 (Sized_relobj::map_to_kept_section): New function.
3296 * object.h (Relobj::output_section_address): New function.
3297 (Relobj::Comdat_group): New type.
3298 (Relobj::find_comdat_group): New function.
3299 (Relobj::Comdat_group_table): New type.
3300 (Relobj::Kept_comdat_section): New type.
3301 (Relobj::Kept_comdat_section_table): New type.
3302 (Relobj::add_comdat_group): New function.
3303 (Relobj::set_kept_comdat_section): New function.
3304 (Relobj::get_kept_comdat_section): New function.
3305 (Relobj::comdat_groups_): New field.
3306 (Relobj::kept_comdat_sections_): New field.
3307 (Symbol_value::input_value): Update comment.
3308 (Sized_relobj::map_to_kept_section) New function.
3309 (Sized_relobj::include_linkonce_section): Add new parameter.
3310 * target-reloc.h (Comdat_behavior): New type.
3311 (get_comdat_behavior): New function.
3312 (relocate_section): Add code to map a discarded section to the
3313 corresponding kept section when applying a relocation.
3315 2008-04-30 Craig Silverstein <csilvers@google.com>
3317 * dwarf_reader.cc (next_generation_count): New static var.
3318 (Addr2line_cache_entry): New struct.
3319 (addr2line_cache): New static var.
3320 (Dwarf_line_info::one_addr2line): Added caching.
3321 (Dwarf_line_info::clear_addr2line_cache): New function.
3322 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3323 cache-size parameter.
3324 (Dwarf_line_info::one_addr2line_cache): New function.
3325 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3326 new cache-size argument to one_addr2line(), and clear cache.
3328 2008-04-28 Cary Coutant <ccoutant@google.com>
3330 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3331 R_386_PC8 relocations.
3333 2008-04-23 Ian Lance Taylor <iant@google.com>
3335 * object.cc (Sized_relobj::include_section_group): Check for
3336 invalid section group.
3338 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3341 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3342 than read for file header.
3343 * archive.cc (Archive::include_member): Likewise.
3345 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3347 * aclocal.m4: Regenerate.
3348 * configure: Regenerate.
3350 2008-04-19 Ian Lance Taylor <iant@google.com>
3352 * version.cc (version_string): Bump to 1.6.
3354 * testsuite/Makefile.am (many_sections_r_test): New target.
3355 (many_sections_r_test_SOURCES): Remove.
3356 (many_sections_r_test_DEPENDENCIES): Remove.
3357 (many_sections_r_test_LDFLAGS): Remove.
3358 (many_sections_r_test_LDADD): Remove.
3360 * object.cc (Sized_relobj::do_add_symbols): Always pass
3361 local_symbol_count_ to add_from_relobj.
3363 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3364 every thousand variables.
3365 * testsuite/Makefile.in: Rebuild.
3367 * object.cc (Xindex::initialize_symtab_xindex): New function.
3368 (Xindex::read_symtab_xindex): New function.
3369 (Xindex::sym_xindex_to_shndx): New function.
3370 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3372 (Sized_relobj::do_initialize_xindex): New function.
3373 (Sized_relobj::do_read_symbols): Adjust section links.
3374 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3375 parameter. Change all callers.
3376 (Sized_relobj::include_section_group): Adjust section links and
3377 symbol section indexes.
3378 (Sized_relobj::do_layout): Adjust section links.
3379 (Sized_relobj::do_count_local_symbols): Adjust section links and
3380 symbol section indexes.
3381 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3382 ordinary and special symbols.
3383 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3384 dynsym_xindex parameters. Change all callers. Adjust section
3385 links. Use SHN_XINDEX when needed.
3386 (Sized_relobj::get_symbol_location_info): Adjust section links.
3387 Don't get fooled by special symbols.
3388 * object.h (class Xindex): Define.
3389 (class Object): Add xindex_ parameter. Declare virtual functoin
3390 do_initialize_xindex.
3391 (Object::adjust_sym_shndx): New function.
3392 (Object::set_xindex): New protected function.
3393 (class Symbol_value): Add is_ordinary_shndx_ field.
3394 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3395 (Symbol_value::value): Assert ordinary section.
3396 (Symbol_value::initialize_input_to_output_map): Likewise.
3397 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3399 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3401 (class Sized_relobj): Update declarations.
3402 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3403 parameter. Change all callers.
3404 (Sized_relobj::adjust_shndx): New function.
3405 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3407 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3408 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3409 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3410 (Sized_dynobj::read_dynsym_section): Adjust section links.
3411 (Sized_dynobj::read_dynamic): Likewise.
3412 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3414 (Sized_dynobj::do_initialize_xindex): New function.
3415 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3416 do_initialize_xindex.
3417 (Sized_dynobj::adjust_shndx): New function.
3418 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3419 dynsym_xindex_ fields.
3420 (Layout::finalize): Add a call to set_section_indexes before
3421 creating the symtab sections.
3422 (Layout::set_section_indexes): Don't do anything if the section
3423 already has a section index.
3424 (Layout::create_symtab_sections): Add shnum parameter. Change
3425 caller. Create .symtab_shndx section if needed.
3426 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3428 (Layout::allocated_output_section_count): New function.
3429 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3431 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3432 fields. Update declarations.
3433 (Layout::symtab_xindex): New function.
3434 (Layout::dynsym_xindex): New function.
3435 (class Write_symbols_task): Add layout_ field.
3436 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3438 * output.cc (Output_section_headers::Output_section_headers): Add
3439 shstrtab_section parameter. Change all callers.
3440 (Output_section_headers::do_sized_write): Store overflow values
3441 for section count and section string table section index in
3442 section header zero.
3443 (Output_file_header::do_sized_write): Check for overflow of
3444 section count and section string table section index.
3445 (Output_symtab_xindex::do_write): New function.
3446 (Output_symtab_xindex::endian_do_write): New function.
3447 * output.h (class Output_section_headers): Add shstrtab_section_.
3448 Update declarations.
3449 (class Output_symtab_xindex): Define.
3450 (Output_section::has_out_shndx): New function.
3451 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3453 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3455 (Sized_symbol::init): Likewise.
3456 (Symbol::output_section): Check for ordinary symbol.
3457 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3458 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3460 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3461 Change all callers. Simplify handling of symbols from sections
3462 not included in the link.
3463 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3465 (Weak_alias_sorter::operator()): Assert that symbols are
3467 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3469 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3470 parameters. Change all callers.
3471 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3472 symbol distinction. Use SHN_XINDEX when needed.
3473 (Symbol_table::write_section_symbol): Add symtab_xindex
3474 parameter. Change all callers.
3475 (Symbol_table::sized_write_section_symbol): Likewise. Use
3476 SHN_XINDEX when needed.
3477 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3479 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3480 (Symbol::is_defined): Check is_ordinary.
3481 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3482 (Symbol::is_absolute, Symbol::is_common): Likewise.
3483 (class Sized_symbol): Update declarations.
3484 (class Symbol_table): Update declarations.
3485 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3486 parameters. Change all callers.
3487 (Sized_symbol::override): Likewise.
3488 (Symbol_table::override): Likewise.
3489 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3490 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3491 is_ordinary, and orig_st_shndx parameters. Change all callers.
3492 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3493 to be in an ordinary section.
3494 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3495 object and is_ordinary parameters. Change all callers.
3496 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3497 Change all callers. Don't add undefined or non-ordinary symbols
3499 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3501 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3503 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3504 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3505 (Sized_relobj::relocate_sections): Likewise.
3506 * target-reloc.h (scan_relocs): Adjust section symbol index.
3507 (scan_relocatable_relocs): Likewise.
3508 * i386.cc (Scan::local): Check for ordinary symbols.
3509 * sparc.cc (Scan::local): Likewise.
3510 * x86_64.cc (Scan::local): Likewise.
3511 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3512 to symbol_section_and_value.
3513 * testsuite/many_sections_test.cc: New file.
3514 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3515 (check_PROGRAMS): Add many_sections_test.
3516 (many_sections_test_SOURCES): Define.
3517 (many_sections_test_DEPENDENCIES): Define.
3518 (many_sections_test_LDFLAGS): Define.
3519 (BUILT_SOURCES): Add many_sections_define.h.
3520 (many_sections_define.h): New target.
3521 (BUILT_SOURCES): Add many_sections_check.h.
3522 (many_sections_check.h): New target.
3523 (check_PROGRAMS): Add many_sections_r_test.
3524 (many_sections_r_test_SOURCES): Define.
3525 (many_sections_r_test_DEPENDENCIES): Define.
3526 (many_sections_r_test_LDFLAGS): Define.
3527 (many_sections_r_test_LDADD): Define.
3528 (many_sections_r_test.o): New target.
3529 * testsuite/Makefile.in: Rebuild.
3531 2008-04-17 Cary Coutant <ccoutant@google.com>
3533 * errors.cc (Errors::info): New function.
3534 (gold_info): New function.
3535 * errors.h (Errors::info): New function.
3536 * gold.h (gold_info): New function.
3537 * object.cc (Input_objects::add_object): Print trace output.
3538 * options.cc (options::parse_set): New function.
3539 (General_options::parse_wrap): Deleted.
3540 (General_options::General_options): Deleted initializer.
3541 * options.h (options::String_set): New typedef.
3542 (options::parse_set): New function.
3543 (DEFINE_set): New macro.
3544 (General_options::wrap): Changed to use DEFINE_set. Changed
3545 callers of any_wrap_symbols and is_wrap_symbol.
3546 (General_options::trace, General_options::trace_symbol):
3548 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3549 (General_options::wrap_symbols_): Deleted.
3550 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3552 2008-04-17 David S. Miller <davem@davemloft.net>
3554 * options.cc (General_options::parse_V): New function.
3555 * options.h: Add entries for -V and -Qy.
3557 2008-04-17 Ian Lance Taylor <iant@google.com>
3559 * common.cc (Symbol_table::allocate_commons): Remove options
3560 parameter. Change caller.
3561 (Symbol_table::do_allocate_commons): Remove options parameter.
3562 Change caller. Just call do_allocate_commons_list twice.
3563 (Symbol_table::do_allocate_commons_list): New function, broken out
3564 of do_allocate_commons.
3565 * common.h (class Allocate_commons_task): Remove options_ field.
3567 * symtab.cc (Symbol_table::Symbol_table): Initialize
3569 (Symbol_table::add_from_object): Put TLS common symbols on
3571 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3572 which are IN_OUTPUT_DATA.
3573 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3574 allocate_commons and do_allocate_commons declarations. Declare
3575 do_allocate_commons_list.
3576 * gold.cc (queue_middle_tasks): Update creation of
3577 Allocate_commons_task to not pass options.
3578 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3579 (TLS_TEST_C_FLAGS): New variable.
3580 (tls_test_c_pic.o): New target.
3581 (tls_test_shared.so): Link in tls_test_c_pic.o.
3582 (tls_test_c_pic_ie.o): New target.
3583 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3584 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3585 (tls_test_c.o): New target.
3586 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3587 (tls_pic_test_LDADD): Likewise.
3588 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3589 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3590 (tls_test_c_gnu2.o): New target.
3591 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3593 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3594 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3595 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3596 * testsuite/tls_test.cc: Include "config.h".
3597 (t_last): Call t11_last.
3598 * testsuite/tls_test.h (t11, t11_last): Declare.
3599 * testsuite/tls_test_c.c: New file.
3600 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3601 * configure.ac: Check for OpenMP support.
3602 * configure, config.in, Makefile.in: Rebuild.
3603 * testsuite/Makefile.in: Rebuild.
3605 2008-04-16 Cary Coutant <ccoutant@google.com>
3607 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3608 (Target_i386::tls_base_symbol_defined_): New field.
3609 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3610 (Target_i386::Scan::global): Likewise.
3611 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3612 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3613 (Target_x86_64::tls_base_symbol_defined_): New field.
3614 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3615 (Target_x86_64::Scan::global): Likewise.
3617 2008-04-16 Cary Coutant <ccoutant@google.com>
3619 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3620 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3621 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3622 building shared libraries.
3623 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3624 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3625 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3626 * testsuite/Makefile.in: Rebuild.
3627 * testsuite/weak_undef.h: New file.
3628 * testsuite/weak_undef_file1.cc: Add extra test cases.
3629 * testsuite/weak_undef_file2.cc: Likewise.
3630 * testsuite/weak_undef_test.cc: Likewise.
3632 2008-04-16 David S. Miller <davem@davemloft.net>
3634 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3635 Add issued_non_pic_error_ field. Declare check_non_pic.
3636 (Target_sparc::Scan::check_non_pic): New function.
3637 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3638 (Target_sparc::Scan::global): Likewise.
3640 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3641 * configure: Rebuild.
3643 * options.h (DEFINE_enable): New macro.
3644 (new_dtags): New enable option.
3645 (initfirst, interpose, loadfltr, nodefaultlib,
3646 nodelete, nodlopen, nodump): New -z options.
3647 * layout.cc (Layout:finish_dynamic_section): If new
3648 dtags enabled, emit DT_RUNPATH. Also, emit a
3649 DT_FLAGS_1 containing any specified -z flags.
3651 2008-04-16 Ian Lance Taylor <iant@google.com>
3653 * copy-relocs.cc: New file.
3654 * copy-relocs.h: New file.
3655 * reloc.cc: Remove Copy_relocs code.
3656 * reloc.h: Likewise.
3657 * reloc-types.h (struct Reloc_types) [both versions]: Add
3658 get_reloc_addend_noerror.
3659 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3660 variants of add_global which take an addend which must be zero.
3661 * i386.cc: Include "copy-relocs.h".
3662 (class Target_i386): Change type of copy_relocs_ to variable,
3664 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3666 (Target_i386::do_finalize_sections): Change handling of
3668 * sparc.cc: Include "copy-relocs.h".
3669 (class Target_sparc): Change type of copy_relocs_ to variable,
3671 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3673 (Target_sparc::do_finalize_sections): Change handling of
3675 * x86_64.cc: Include "copy-relocs.h".
3676 (class Target_x86_64): Change type of copy_relocs_ to variable,
3678 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3679 class. Change all callers.
3680 (Target_x86_64::do_finalize_sections): Change handling of
3682 * Makefile.am (CCFILES): Add copy-relocs.cc.
3683 (HFILES): Add copy-relocs.h.
3685 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3687 * testsuite/script_test_4.sh: Permit leading zeroes.
3689 2008-04-15 Ian Lance Taylor <iant@google.com>
3691 * script-sections.cc (Script_sections::create_segments): Use
3692 header_size_adjustment even when there is enough room for the
3694 * testsuite/script_test_4.sh: New file.
3695 * testsuite/script_test_4.t: New file.
3696 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3697 (check_DATA): Add script_test_4.stdout.
3698 (MOSTLYCLEANFILES): Likewise.
3699 (script_test_4): New target.
3700 (script_test_4.stdout): New target.
3701 * testsuite/Makefile.in: Rebuild.
3703 * sparc.cc: Add definitions for Output_data_plt_sparc class
3706 2008-04-14 David S. Miller <davem@davemloft.net>
3708 * sparc.cc: New file.
3709 * Makefile.am (TARGETSOURCES): Add sparc.cc
3710 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3711 * configure.tgt: Document targ_extra_size and
3712 targ_extra_big_endian. Add entries for sparc-* and
3714 * configure.ac: Handle targ_extra_size and
3715 targ_extra_big_endian.
3716 * Makefile.in: Rebuild.
3717 * configure: Likewise.
3718 * po/POTFILES.in: Likewise.
3719 * po/gold.pot: Likewise.
3721 2008-04-14 Ian Lance Taylor <iant@google.com>
3723 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3724 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3725 in the name/type/flags to section mapping. Don't call
3726 allocate_output_section.
3727 (Layout::choose_output_section): Change parameter from adjust_name
3728 to is_input_section. Don't permit input sections after sections
3729 are attached to segments. Don't call allocate_output_section.
3730 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3731 not write_enable_output_section.
3732 (Layout::make_output_section): Don't push to
3733 unattached_section_list_ nor call attach_to_segment. Call
3734 attach_section_to_segment if sections are attached.
3735 (Layout::attach_sections_to_segments): New function.
3736 (Layout::attach_section_to_segment): New function.
3737 (Layout::attach_allocated_section_to_segment): Rename from
3738 attach_to_segment. Remove flags parameter.
3739 (Layout::allocate_output_section): Remove function.
3740 (Layout::write_enable_output_section): Remove function.
3741 * layout.h (class Layout): Update for above changes. Add new
3742 field sections_are_attached_.
3743 * output.h (Output_section::update_flags_for_input_section): New
3745 * output.cc (Output_section::add_input_section): Call
3746 update_flags_for_input_section.
3747 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3749 2008-04-11 Cary Coutant <ccoutant@google.com>
3751 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3752 thought unnecessary.
3753 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3755 2008-04-11 Ian Lance Taylor <iant@google.com>
3757 * output.h (class Output_section_data): Remove inline definition
3759 * output.cc (Output_section_data::set_addralign): New function.
3761 2008-04-11 Cary Coutant <ccoutant@google.com>
3763 Add support for TLS descriptors for i386 and x86_64.
3764 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3765 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3766 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3768 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3769 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3770 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3772 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3773 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3774 Fix problem with initial-exec relocations.
3775 (Target_i386::Relocate::relocate_tls): Likewise.
3776 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3778 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3779 support for section-plus-offset dynamic table entries.
3780 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3781 (Output_data_dynamic::Dynamic_entry): Add support for
3782 section-plus-offset dynamic table entries.
3783 (Output_data_dynamic::Classification): Likewise.
3784 (Output_data_dynamic::classification_): Renamed offset_.
3785 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3786 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3787 (Target_x86_64::make_plt_section): New function.
3788 (Target_x86_64::reserve_tlsdesc_entries): New function.
3789 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3790 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3791 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3792 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3793 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3794 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3795 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3796 add extra PLT entry for TLS descriptors.
3797 (Output_data_plt_x86_64::got_): New field.
3798 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3799 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3801 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3803 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3804 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3805 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3806 R_386_TLS_DESC_CALL relocations.
3807 (Target_x86_64::Scan::global): Likewise.
3808 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3809 for TLS descriptors.
3810 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3811 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3812 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3813 GD-to-IE relaxation.
3814 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3815 and TLS_DESCRIPTORS.
3816 * Makefile.in: Rebuild.
3817 * configure: Rebuild.
3818 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3819 (tls_test_shared2.so): New target.
3820 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3821 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3822 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3823 (tls_shared_gd_to_ie_test_LDADD): New variable.
3824 (tls_shared_gnu2_gd_to_ie_test): New target.
3825 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3827 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3828 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3829 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3830 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3831 (tls_shared_gnu2_test): New target.
3832 (tls_test_gnu2_shared.so): New target.
3833 (tls_shared_gnu2_test_SOURCES): New variable.
3834 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3835 (tls_shared_gnu2_test_LDFLAGS): New variable.
3836 (tls_shared_gnu2_test_LDADD): New variable.
3837 * testsuite/Makefile.in: Rebuild.
3838 * testsuite/Makefile.
3840 2008-04-11 Ian Lance Taylor <iant@google.com>
3842 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3844 * testsuite/Makefile.in: Rebuild.
3846 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3848 * testsuite/script_test_2.cc (main): Adjust test.
3850 2008-04-11 David S. Miller <davem@davemloft.net>
3851 Ian Lance Taylor <iant@google.com>
3853 * options.h (General_options): Add entries for '-Y' and
3855 * options.cc (General_options:finalize): If -Y was used, add those
3856 entries to the library path instead of the default "/lib" and
3859 2008-04-11 David S. Miller <davem@davemloft.net>
3861 * testsuite/justsyms.t: Start at 0x100.
3862 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3863 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3865 * testsuite/script_test_2.cc: Adjust string and section length
3868 2008-04-09 Ian Lance Taylor <iant@google.com>
3871 * script-sections.cc (Sections_element::allocate_to_segment): Add
3873 (Output_section_definition::allocate_to_segment): Likewise.
3874 (Orphan_output_section::allocate_to_segment): Likewise.
3875 (Script_sections::attach_sections_using_phdrs_clause): Don't
3876 propagate non-PT_LOAD segments to orphan sections.
3877 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3878 readelf rather than objdump.
3879 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3880 .interp section and PT_INTERP segment are the same size.
3881 * testsuite/Makefile.in: Rebuild.
3883 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3884 aliases for symbols defined in the same object.
3885 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3886 (weak_alias_test_SOURCES): New variable.
3887 (weak_alias_test_DEPENDENCIES): New variable.
3888 (weak_alias_test_LDFLAGS): New variable.
3889 (weak_alias_test_LDADD): New variable.
3890 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3891 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3892 (weak_alias_test_3.o): New target.
3893 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3894 * testsuite/weak_alias_test_main.cc: New file.
3895 * testsuite/weak_alias_test_1.cc: New file.
3896 * testsuite/weak_alias_test_2.cc: New file.
3897 * testsuite/weak_alias_test_3.cc: New file.
3899 2008-04-08 Ian Lance Taylor <iant@google.com>
3901 * options.h (class General_options): Add --noinhibit-exec option.
3902 * main.cc (main): Check --noinhibit-exec.
3904 * options.h (class General_options): Define --wrap as a special
3905 option. Add wrap_symbols_ field.
3906 (General_options::any_wrap_symbols): New function.
3907 (General_options::is_wrap_symbol): New function.
3908 * options.cc (General_options::parse_wrap): New function.
3909 (General_options::General_options): Initialize wrap_symbols_.
3910 * symtab.cc (Symbol_table::wrap_symbol): New function.
3911 (Symbol_table::add_from_object): Handle --wrap.
3912 * symtab.h (class Symbol_table): Declare wrap_symbol.
3913 * target.h (Target::wrap_char): New function.
3914 (Target::Target_info): Add wrap_char field.
3915 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3916 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3917 * testsuite/testfile.cc (Target_test::test_target_info):
3920 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3923 * layout.h (class Layout): Add added_eh_frame_data_ field.
3924 * layout.cc (Layout::Layout): Initialize new field.
3925 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3926 output section until we find a section we merged successfully.
3927 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3928 that the size be non-zero.
3930 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3933 2008-04-08 Craig Silverstein <csilvers@google.com>
3935 * configure.ac: Export new conditional variable HAVE_ZLIB.
3936 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3938 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3939 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3941 2008-04-07 Ian Lance Taylor <iant@google.com>
3943 * version.cc (version_string): Set to "1.5".
3945 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3946 Add issued_non_pic_error_ field. Declare check_non_pic.
3947 (Target_x86_64::Scan::check_non_pic): New function.
3948 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3949 (Target_x86_64::Scan::global): Likewise.
3951 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3952 addend parameter. Change caller. Handle merge sections.
3953 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3954 Address to Addend. Don't add in the result of
3955 local_section_offset, pass down the addend and use the returned
3957 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3958 Update declarations of local_section_offset and symbol_value.
3959 * testsuite/two_file_test_1.cc (t18): New function.
3960 * testsuite/two_file_test_2.cc (f18): New function.
3961 * testsuite/two_file_test_main.cc (main): Call t18.
3962 * testsuite/two_file_test.h (t18, f18): Declare.
3964 * configure.ac: Don't test for objdump, c++filt, or readelf.
3965 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3967 (TEST_READELF): New variable.
3968 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3969 (check_PROGRAMS): Add two_file_strip_test.
3970 (two_file_strip_test): New target.
3971 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3972 (two_file_same_shared_strip_test_SOURCES): New variable.
3973 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3974 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3975 (two_file_same_shared_strip_test_LDADD): New variable.
3976 (two_file_shared_strip.so): New target.
3977 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3978 (ver_test_5.syms, ver_test_7.syms): Likewise.
3979 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3980 (strip_test_3.stdout): Use TEST_OBJDUMP.
3981 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3983 2008-04-04 Cary Coutant <ccoutant@google.com>
3985 * symtab.h (Symbol::is_weak_undefined): New function.
3986 (Symbol::is_strong_undefined): New function.
3987 (Symbol::is_absolute): New function.
3988 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3989 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3991 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3992 (weak_undef_test): New target.
3993 * testsuite/Makefile.in: Rebuild.
3994 * testsuite/weak_undef_file1.cc: New file.
3995 * testsuite/weak_undef_file2.cc: New file.
3996 * testsuite/weak_undef_test.cc: New file.
3998 2008-04-03 Craig Silverstein <csilvers@google.com>
4000 * compressed_output.h (class Output_compressed_section): Use
4002 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4004 (zlib_compressed_suffix): Removed.
4005 (Output_compressed_section::set_final_data_size): Use unsigned
4007 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4008 Fix linker invocation.
4009 (flagstest_o_specialfile_and_compress_debug_sections):
4011 * testsuite/Makefile.in: Regenerated.
4013 2008-04-02 David S. Miller <davem@davemloft.net>
4015 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4016 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4018 2008-04-02 Craig Silverstein <csilvers@google.com>
4022 2008-04-02 Ian Lance Taylor <iant@google.com>
4024 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4025 parameters. Update for new key type to views_. Change all
4027 (File_read::read): Adjust for byteshift in returned view.
4028 (File_read::add_view): New function, broken out of
4030 (File_read::make_view): New function, broken out of
4032 (File_read::find_or_make_view): Add offset and aligned
4033 parameters. Rewrite accordingly. Change all callers.
4034 (File_read::get_view): Add offset and aligned parameters. Adjust
4035 for byteshift in return value.
4036 (File_read::get_lasting_view): Likewise.
4037 * fileread.h (class File_read): Update declarations.
4038 (class File_read::View): Add byteshift_ field. Add byteshift to
4039 constructor. Add byteshift method.
4040 * archive.h (Archive::clear_uncached_views): New function.
4041 (Archive::get_view): Add aligned parameter. Change all callers.
4042 * object.h (Object::get_view): Add aligned parameter. Change all
4044 (Object::get_lasting_view): Likewise.
4046 * fileread.cc (File_read::release): Don't call clear_views if
4047 there are multiple objects.
4048 * fileread.h (File_read::clear_uncached_views): New function.
4049 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4052 2008-03-31 Cary Coutant <ccoutant@google.com>
4054 Add thin archive support.
4055 * archive.cc (Archive::armagt): New const.
4056 (Archive::setup): Remove task parameter and calls to unlock.
4057 (Archive::unlock_nested_archives): New function.
4058 (Archive::read_header): Add nested_off parameter. Change
4060 (Archive::interpret_header): Likewise.
4061 (Archive::include_all_members): Change to handle thin
4063 (Archive::include_member): Likewise.
4064 * archive.h (Archive::Archive): Add new parameters and
4066 (Archive::armagt): New const.
4067 (Archive::setup): Remove task parameter.
4068 (Archive::unlock_nested_archives): New function.
4069 (Archive::read_header): Add nested_off parameter.
4070 (Archive::interpret_header): Likewise.
4071 (Archive::Nested_archive_table): New typedef.
4072 (Archive::is_thin_archive_): New field.
4073 (Archive::nested_archives_): New field.
4074 (Archive::options_): New field.
4075 (Archive::dirpath_): New field.
4076 (Archive::task_): New field.
4077 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4078 for thin archives. Pass additional parameters to
4079 Archive::Archive. Unlock the archive file after calling
4082 2008-03-29 Ian Lance Taylor <iant@google.com>
4084 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4085 version symbol to be local.
4086 * testsuite/ver_test_4.sh: New file.
4087 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4088 (check_DATA): Add ver_test_4.syms.
4089 (ver_test_4.syms): New target.
4090 * testsuite/Makefile.in: Rebuild.
4093 (Output_section::Input_section_sort_entry::has_priority): New
4095 (Output_section::Input_section_sort_entry::match_file_name): New
4097 (Output_section::Input_section_sort_entry::match_section_name):
4099 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4101 (Output_section::Input_section_sort_entry::match_section_file):
4103 (Output_section::Input_section_sort_compare::operator()): Rewrite
4104 using new Input_section_sort_entry functions. Sort crtbegin and
4105 crtend first. Sort sections with no priority before sections with
4107 * testsuite/initpri1.c (d3): Check j != 4.
4108 (cd5): New constructor/destructor function.
4109 (main): Check j != 2.
4111 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4112 new symbol when resolving, don't call set_is_default.
4113 * testsuite/ver_test_7.cc: New file.
4114 * testsuite/ver_test_7.sh: New file.
4115 * testsuite/Makefile.am (ver_test_7.so): New target.
4116 (ver_test_7.o): New target.
4117 (check_SCRIPTS): Add ver_test_7.sh.
4118 (check_DATA): Add ver_test_7.syms.
4119 (ver_test_7.syms): New target.
4121 2008-03-28 Ian Lance Taylor <iant@google.com>
4123 * layout.cc (Layout::layout): If we see an input section with a
4124 name that needs sorting, set the must_sort flag for the output
4126 (Layout::make_output_section): If the name of the output section
4127 indicates that it might require sorting, set the may_sort flag.
4128 * output.h (Output_section::may_sort_attached_input_sections): New
4130 (Output_section::set_may_sort_attached_input_sections): New
4132 (Output_section::must_sort_attached_input_sections): New
4134 (Output_section::set_must_sort_attached_input_sections): New
4136 (class Output_section): Declare Input_section_sort_entry. Define
4137 Input_section_sort_compare. Declare
4138 sort_attached_input_sections. Add new fields:
4139 may_sort_attached_input_sections_,
4140 must_sort_attached_input_sections_,
4141 attached_input_sections_are_sorted_.
4142 * output.cc (Output_section::Output_section): Initialize new
4144 (Output_section::add_input_section): Add an entry to
4145 input_sections_ if may_sort or must_sort are true.
4146 (Output_section::set_final_data_size): Call
4147 sort_attached_input_sections if necessary.
4148 (Output_section::Input_section_sort_entry): Define new class.
4149 (Output_section::Input_section_sort_compare::operator()): New
4151 (Output_section::sort_attached_input_sections): New function.
4152 * configure.ac: Check whether the compiler supports constructor
4153 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4154 * testsuite/initpri1.c: New file.
4155 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4156 CONSTRUCTOR_PRIORITY.
4157 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4158 (initpri1_LDFLAGS): New variable.
4159 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4161 2008-03-27 Ian Lance Taylor <iant@google.com>
4163 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4164 * testsuite/common_test_1.c: New file.
4165 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4166 (common_test_1_SOURCES): New variable.
4167 (common_test_1_DEPENDENCIES): New variable.
4168 (common_test_1_LDFLAGS): New variable.
4170 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4171 and commons_ correctly when NAME/VERSION does not override
4173 * testsuite/ver_test_6.c: New file.
4174 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4175 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4176 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4178 2008-03-26 Ian Lance Taylor <iant@google.com>
4180 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4181 of an undefined symbol from a version script.
4182 * testsuite/Makefile.am (ver_test_5.so): New target.
4183 (ver_test_5.o): New target.
4184 (check_SCRIPTS): Add ver_test_5.sh.
4185 (check_DATA): Add ver_test_5.syms.
4186 (ver_test_5.syms): New target.
4187 * testsuite/ver_test_5.cc: New file.
4188 * testsuite/ver_test_5.script: New file.
4189 * testsuite/ver_test_5.sh: New file.
4190 * Makefile.in, testsuite/Makefile.in: Rebuild.
4193 Fix problems building gold with gcc 4.3.0.
4194 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4195 (gold_error_at_location, gold_warning_at_location): Use it.
4196 * configure.ac: Check whether we can compile and use a template
4197 function with a printf attribute.
4198 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4199 when jumping over bytes.
4200 * object.cc: Instantiate Object::read_section_data.
4201 * debug.h: Include <cstring>
4202 * dwarf_reader.cc: Include <algorithm>
4203 * main.cc: Include <cstring>.
4204 * options.cc: Include <cstring>.
4205 * output.cc: Include <cstring>.
4206 * script.cc: Include <cstring>.
4207 * script.h: Include <string>.
4208 * symtab.cc: Include <cstring> and <algorithm>.
4209 * target-select.cc: Include <cstring>.
4210 * version.cc: Include <string>.
4211 * testsuite/testmain.cc: Include <cstdlib>.
4212 * configure, config.in: Rebuild.
4214 2008-03-25 Ian Lance Taylor <iant@google.com>
4216 * options.cc: Include "../bfd/bfdver.h".
4217 (options::help): Print bug reporting address.
4219 * version.cc (print_version): Adjust output for current value of
4224 * options.cc (options::help): Print list of supported targets.
4225 * target-select.h: Include <vector>.
4226 (class Target_selector): Make machine_, size_, and is_big_endian_
4227 fields const. Add bfd_name_ and instantiated_target_ fields.
4228 (Target_selector::Target_selector): Add bfd_name parameter.
4229 (Target_selector::recognize): Make non-virtual, call
4231 (Target_selector::recognize_by_name): Make non-virtual, call
4232 do_recognize_by_name.
4233 (Target_selector::supported_names): New function.
4234 (Target_selector::bfd_name): New function.
4235 (Target_selector::do_instantiate_target): New pure virtual
4237 (Target_selector::do_recognize): New virtual function.
4238 (Target_selector::do_recognize_by_name): New virtual function.
4239 (Target_selector::instantiate_target): New private function.
4240 (supported_target_names): Declare.
4241 * target-select.cc (Target_selector::Target_selector): Update for
4242 new parameter and fields.
4243 (select_target_by_name): Check that the name matches before
4244 calling recognize_by_name.
4245 (supported_target_names): New function.
4246 * i386.cc (class Target_selector_i386): Update Target_selector
4247 constructor call. Remove recognize and recognize_by_name. Add
4248 do_instantiate_target.
4249 * x86_64.cc (class Target_selector_x86_64): Likewise.
4250 * testsuite/testfile.cc (class Target_selector_test): Update for
4251 changes to Target_selector.
4253 * README: Rewrite, with some notes on unsupported features.
4255 2008-03-24 Cary Coutant <ccoutant@google.com>
4257 * i386.cc (Target_i386::Got_type): New enum declaration.
4258 (Target_i386::Scan::local): Updated callers of Output_data_got
4260 (Target_i386::Scan::global): Likewise.
4261 (Target_i386::Relocate::relocate): Likewise.
4262 (Target_i386::Relocate::relocate_tls): Likewise.
4263 * object.h (Got_offset_list): New class.
4264 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4265 (Sized_relobj::local_got_offset): Likewise.
4266 (Sized_relobj::set_local_got_offset): Likewise.
4267 (Sized_relobj::local_has_tls_got_offset): Removed.
4268 (Sized_relobj::local_tls_got_offset): Removed.
4269 (Sized_relobj::set_local_tls_got_offset): Removed.
4270 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4271 * output.cc (Output_data_got::add_global): Added got_type parameter.
4272 (Output_data_got::add_global_with_rel): Likewise.
4273 (Output_data_got::add_global_with_rela): Likewise.
4274 (Output_data_got::add_global_pair_with_rel): New function.
4275 (Output_data_got::add_global_pair_with_rela): New function.
4276 (Output_data_got::add_local): Added got_type parameter.
4277 (Output_data_got::add_local_with_rel): Likewise.
4278 (Output_data_got::add_local_with_rela): Likewise.
4279 (Output_data_got::add_local_pair_with_rel): New function.
4280 (Output_data_got::add_local_pair_with_rela): New function.
4281 (Output_data_got::add_global_tls): Removed.
4282 (Output_data_got::add_global_tls_with_rel): Removed.
4283 (Output_data_got::add_global_tls_with_rela): Removed.
4284 (Output_data_got::add_local_tls): Removed.
4285 (Output_data_got::add_local_tls_with_rel): Removed.
4286 (Output_data_got::add_local_tls_with_rela): Removed.
4287 * output.h (Output_data_got::add_global): Added got_type parameter.
4288 (Output_data_got::add_global_with_rel): Likewise.
4289 (Output_data_got::add_global_with_rela): Likewise.
4290 (Output_data_got::add_global_pair_with_rel): New function.
4291 (Output_data_got::add_global_pair_with_rela): New function.
4292 (Output_data_got::add_local): Added got_type parameter.
4293 (Output_data_got::add_local_with_rel): Likewise.
4294 (Output_data_got::add_local_with_rela): Likewise.
4295 (Output_data_got::add_local_pair_with_rel): New function.
4296 (Output_data_got::add_local_pair_with_rela): New function.
4297 (Output_data_got::add_global_tls): Removed.
4298 (Output_data_got::add_global_tls_with_rel): Removed.
4299 (Output_data_got::add_global_tls_with_rela): Removed.
4300 (Output_data_got::add_local_tls): Removed.
4301 (Output_data_got::add_local_tls_with_rel): Removed.
4302 (Output_data_got::add_local_tls_with_rela): Removed.
4303 * resolve.cc (Symbol::override_base_with_special): Removed
4304 reference to has_got_offset_ field.
4305 * symtab.cc (Symbol::init_fields): Replaced initialization
4306 of got_offset_ with got_offsets_. Removed initialization
4308 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4309 (Symbol::got_offset): Likewise.
4310 (Symbol::set_got_offset): Likewise.
4311 (Symbol::has_tls_got_offset): Removed.
4312 (Symbol::tls_got_offset): Removed.
4313 (Symbol::set_tls_got_offset): Removed.
4314 (Symbol::got_offset_): Removed.
4315 (Symbol::tls_mod_got_offset_): Removed.
4316 (Symbol::tls_pair_got_offset_): Removed.
4317 (Symbol::got_offsets_): New field.
4318 (Symbol::has_got_offset): Removed.
4319 (Symbol::has_tls_mod_got_offset): Removed.
4320 (Symbol::has_tls_pair_got_offset): Removed.
4321 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4322 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4324 (Target_x86_64::Scan::global): Likewise.
4325 (Target_x86_64::Relocate::relocate): Likewise.
4326 (Target_x86_64::Relocate::relocate_tls): Likewise.
4328 2008-03-25 Ben Elliston <bje@au.ibm.com>
4330 * yyscript.y: Fix spelling error in comment.
4332 2008-03-24 Ian Lance Taylor <iant@google.com>
4334 * options.h (class General_options): Define build_id option.
4335 * layout.h (class Layout): Declare write_build_id, create_note,
4336 create_build_id. Add build_id_note_ member.
4337 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4338 "libiberty.h", "md5.h", "sha1.h".
4339 (Layout::Layout): Initialize eh_frame_data_,
4340 eh_frame_hdr_section_, and build_id_note_.
4341 (Layout::finalize): Call create_build_id.
4342 (Layout::create_note): New function, broken out of
4343 Layout::create_gold_note.
4344 (Layout::create_gold_note): Call create_note.
4345 (Layout::create_build_id): New function.
4346 (Layout::write_build_id): New function.
4347 (Close_task_runner::run): Call write_build_id.
4349 * x86_64.cc: Correct license to GPLv3.
4351 2008-03-23 Ian Lance Taylor <iant@google.com>
4353 * options.cc: Include "demangle.h".
4354 (parse_optional_string): New function.
4355 (parse_long_option): Handle takes_optional_argument.
4356 (parse_short_option): Update dash_z initializer. Handle
4357 takes_optional_argument.
4358 (General_options::General_options): Initialize do_demangle_.
4359 (General_options::finalize): Set do_demangle_. Handle demangling
4361 * options.h (parse_optional_string): Declare.
4362 (struct One_option): Add optional_arg field. Update constructor.
4363 Update call constructor calls. Add takes_optional_argument
4365 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4366 (DEFINE_optional_string): Define.
4367 (General_options::demangle): Change from DEFINE_bool to
4368 DEFINE_optional_string.
4369 (General_options::no_demangle): New function.
4370 (General_options::do_demangle): New function.
4371 (General_options::set_do_demangle): New function.
4372 (General_options::execstack_status_): Move definition to end of
4374 (General_options::static_): Likewise.
4375 (General_options::do_demangle_): New field.
4376 * object.cc (big_endian>::get_symbol_location_info): Call
4377 Options::do_demangle, not Options::demangle.
4378 * symtab.cc (demangle): Likewise.
4380 2008-03-22 Ian Lance Taylor <iant@google.com>
4382 * gold.h: Include <cstddef> and <sys/types.h>
4383 * options.h: Include <cstring>.
4385 2008-03-21 Ian Lance Taylor <iant@google.com>
4387 * Added source code to GNU binutils.