1 2009-10-10 Chris Demetriou <cgd@google.com>
3 * options.h (Input_file_argument::Input_file_type): New enum.
4 (Input_file_argument::is_lib_): Replace with...
5 (Input_file_argument::type_): New member.
6 (Input_file_argument::Input_file_argument): Take Input_file_type
7 'type' rather than boolean 'is_lib' as second argument.
8 (Input_file_argument::is_lib): Use type_.
9 (Input_file_argument::is_searched_file): New function.
10 (Input_file_argument::may_need_search): Handle is_searched_file.
11 * options.cc (General_options::parse_library): Support -l:filename.
12 (General_options::parse_just_symbols): Update for Input_file_argument
14 (Command_line::process): Likewise.
15 * archive.cc (Archive::get_file_and_offset): Likewise.
16 * plugin.cc (Plugin_manager::release_input_file): Likewise.
17 * script.cc (read_script_file, script_add_file): Likewise.
18 * fileread.cc (Input_file::Input_file): Likewise.
19 (Input_file::will_search_for): Handle is_searched_file.
20 (Input_file::open): Likewise.
21 * readsyms.cc (Read_symbols::get_name): Likewise.
22 * testsuite/Makefile.am (searched_file_test): New test.
23 * testsuite/Makefile.in: Regenerate.
24 * testsuite/searched_file_test.cc: New file.
25 * testsuite/searched_file_test_lib.cc: New file.
27 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
28 Ian Lance Taylor <iant@google.com>
30 * descriptor.cc: Include <cstdio> and "binary-io.h".
31 (Descriptors::open): Open the files in binary mode always.
32 * script.cc (Lex::get_token): Treat \r as whitespace.
34 2009-10-09 Ian Lance Taylor <iant@google.com>
36 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
38 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
39 Ian Lance Taylor <iant@google.com>
41 * configure.ac: Check for readv function also.
42 * fileread.cc (readv): Define if not HAVE_READV.
43 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
45 * config.in: Regenerate.
46 * configure: Regenerate.
48 2009-10-09 Doug Kwan <dougkwan@google.com>
50 * layout.cc (Layout::make_output_section): Call target hook to make
51 ordinary output section.
52 (Layout::finalize): Adjust parameter list of call the
54 * layout.h (class Layout::section_list): New method.
55 * merge.h (Output_merge_base::entsize): Change visibility to public.
56 (Output_merge_base::is_string, Output_merge_base::do_is_string):
58 (Output_merge_string::do_is_string): New method.
59 * object.cc (Sized_relobj::do_setup): renamed from
61 * object.h (Sized_relobj::adjust_shndx,
62 Sized_relobj::initializ_input_to_output_maps,
63 Sized_relobj::free_input_to_output_maps): Change visibilities to
65 (Sized_relobj::setup): Virtualize.
66 (Sized_relobj::do_setup): New method declaration.
67 (Sized_relobj::invalidate_section_offset,
68 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
69 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
70 * options.cc (parse_int): New function.
71 * options.h (parse_int): New declaration.
72 (DEFINE_int): New macro.
73 (stub_group_size): New option.
74 * output.cc (Output_section::Output_section): Initialize memebers
75 merge_section_map_, merge_section_by_properties_map_,
76 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
77 (Output_section::add_input_section): Handled deferred code-fill
78 generation and remove an old comment.
79 (Output_section::add_relaxed_input_section): New method definition.
80 (Output_section::add_merge_input_section): Use merge section by
81 properties map to speed to search. Update merge section maps
83 (Output_section::build_relaxation_map): New method definition.
84 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
86 (Output_section::relax_input_section): Renamed to
87 Output_section::convert_input_sections_to_relaxed_sections and change
88 interface to take a vector of pointers to relaxed sections.
89 (Output_section::find_merge_section,
90 Output_section::find_relaxed_input_section): New method definitions.
91 (Output_section::is_input_address_mapped,
92 Output_section::output_offset, Output_section::output_address):
93 Use output section data maps to speed up searching.
94 (Output_section::find_starting_output_address): Add comments.
95 (Output_section::do_write,
96 Output_section::write_to_postprocessing_buffer): Do code-fill
97 generation as appropriate.
98 (Output_section::get_input_sections): Invalidate relaxed input section
100 (Output_section::restore_states): Adjust type of checkpoint .
101 Invalidate relaxed input section map.
102 * output.h (Output_merge_base): New class declaration.
103 (Input_section_specifier): New class defintion.
104 (class Output_relaxed_input_section) Change base class to
105 Output_section_data_build.
106 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
107 base class initializer.
108 (Output_section::add_relaxed_input_section): New method declaration.
109 (Output_section::Input_section): Change visibility to protected.
110 (Output_section::Input_section::relobj,
111 Output_section::Input_section::shndx): Handle relaxed input sections.
112 Output_section::input_sections) Change visibility to protected. Also
113 define overload to return a non-const pointer.
114 (Output_section::Merge_section_properties): New class defintion.
115 (Output_section::Merge_section_by_properties_map,
116 Output_section::Output_section_data_by_input_section_map,
117 Output_section::Relaxation_map): New types.
118 (Output_section::relax_input_section): Rename method to
119 Output_section::convert_input_sections_to_relaxed_sections and change
120 interface to take a vector of relaxed section pointers.
121 (Output_section::find_merge_section,
122 Output_section::find_relaxed_input_section,
123 Output_section::build_relaxation_map,
124 Output_section::convert_input_sections_in_list_to_relaxed_sections):
125 New method declarations.
126 (Output_section::merge_section_map_
127 Output_section::merge_section_by_properties_map_,
128 Output_section::relaxed_input_section_map_,
129 Output_section::is_relaxed_input_section_map_valid_,
130 Output_section::generate_code_fills_at_write_): New data members.
132 (Output_section_element_input::set_section_addresses): Call
133 current_data_size and addralign methods of relaxed input sections.
134 (Orphan_output_section::set_section_addresses): Call current_data_size
135 and addralign methods of relaxed input sections.
136 * symtab.cc (Symbol_table::compute_final_value): Extract template
137 from the body of Symbol_table::sized_finalize_symbol.
138 (Symbol_table::sized_finalized_symbol): Call
139 Symbol_table::compute_final_value.
140 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
141 (Symbol_table::compute_final_value): New templated method declaration.
142 * target.cc (Target::do_make_output_section): New method defintion.
143 * target.h (Target::make_output_section): New method declaration.
144 (Target::relax): Add more parameters for input objects, symbol table
145 and layout. Adjust call to do_relax.
146 (Target::do_make_output_section): New method declaration.
147 (Target::do_relax): Add parameters for input objects, symbol table
150 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
152 * pread.c: Include stdio.h.
154 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
156 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
159 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
161 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
162 Change read_shndx type to unsigned int.
163 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
165 (Sized_dwarf_line_info::read_line_mappings): Likewise.
166 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
167 Change read_shndx type to unsigned int.
168 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
170 (Sized_dwarf_line_info::read_line_mappings): Likewise.
171 * layout.cc (Layout::create_symtab_sections): Cast the result of
172 local_symcount * symsize to off_t in the gold_assert.
174 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
176 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
177 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
179 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
180 (Arm_relocate_functions::thm_abs5): New function.
181 (Arm_relocate_functions::abs12): New function.
182 (Arm_relocate_functions::abs16): New function.
183 (Arm_relocate_functions::base_abs): New function.
184 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
185 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
186 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
188 (Scan::global): Likewise.
189 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
190 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
191 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
192 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
195 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
197 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
198 (Arm_relocate_functions::movt_prel): New function.
199 (Arm_relocate_functions::thm_movw_prel_nc): New function.
200 (Arm_relocate_functions::thm_movt_prel): New function.
201 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
202 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
203 (Scan::global, Relocate::relocate): Likewise.
204 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
206 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
208 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
210 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
212 (class Incremental_inputs_header): New class.
213 (Incremental_inputs_header_writer): Edit comment.
214 (Incremental_inputs_entry): New class.
215 (Incremental_inputs_entry_writer): Edit comment.
216 (Sized_incremental_binary::do_find_incremental_inputs_section):
217 Add *strtab_shndx parameter, fill it.
218 (Sized_incremental_binary::do_check_inputs): New method.
219 (Incremental_checker::can_incrementally_link_output_file): Use
220 Sized_incremental_binary::check_inputs.
221 (Incremental_inputs::report_command_line): Save command line in
224 (Incremental_binary::find_incremental_inputs_section): New
226 (Incremental_binary::do_find_incremental_inputs_section): Add
227 strtab_shndx parameter.
228 (Incremental_binary::do_check_inputs): New pure virtual method.
229 (Sized_incremental_binary::do_check_inputs): Declare.
230 (Incremental_checker::Incremental_checker): Add incremental_inputs
231 parameter, use it to initialize incremental_inputs_.
232 (Incremental_checker::incremental_inputs_): New field.
233 (Incremental_checker::command_line): New method.
234 (Incremental_checker::inputs): New method.
235 (Incremental_checker::command_line_): New field.
237 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
239 * incremental.cc: Include <cstdarg> and "target-select.h".
240 (vexplain_no_incremental): New function.
241 (explain_no_incremental): New function.
242 (Incremental_binary::error): New method.
243 (Sized_incremental_binary::do_find_incremental_inputs_section): New
245 (make_sized_incremental_binary): New function.
246 (open_incremental_binary): New function.
247 (can_incrementally_link_file): Add checks if output is ELF and has
249 * incremental.h: Include "elfcpp_file.h" and "output.h".
250 (Incremental_binary): New class.
251 (Sized_incremental_binary): New class.
252 (open_incremental_binary): Declare.
253 * object.cc (is_elf_object): Use
254 elfcpp::Elf_recognizer::is_elf_file.
255 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
256 * output.h (Output_file::filesize): New method.
258 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
260 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
262 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
263 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
265 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
267 (Arm_relocate_functions::movw_abs_nc): New function.
268 (Arm_relocate_functions::movt_abs): New function.
269 (Arm_relocate_functions::thm_movw_abs_nc): New function.
270 (Arm_relocate_functions::thm_movt_abs): New function.
271 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
272 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
273 (Scan::global): Likewise.
274 (Relocate::relocate): Likewise.
275 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
277 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
279 * arm.cc (Arm_relocate_functions::got_prel) New function.
280 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
281 (Relocate::relocate): Likewise.
282 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
284 2009-10-06 Ian Lance Taylor <iant@google.com>
286 * options.h (class General_options): Define
287 split_stack_adjust_size parameter.
288 * object.h (class Object): Add uses_split_stack_ and
289 has_no_split_stack_ fields. Add uses_split_stack and
290 has_no_split_stack accessor functions. Declare
291 handle_split_stack_section.
292 (class Reloc_symbol_changes): Define.
293 (class Sized_relobj): Define Function_offsets. Declare
294 split_stack_adjust, split_stack_adjust_reltype, and
296 * object.cc (Object::handle_split_stack_section): New function.
297 (Sized_relobj::do_layout): Call handle_split_stack_section.
298 * dynobj.cc (Sized_dynobj::do_layout): Call
299 handle_split_stack_section.
300 * reloc.cc (Sized_relobj::relocate_sections): Call
301 split_stack_adjust for executable sections in split_stack
302 objects. Pass reloc_map to relocate_section.
303 (Sized_relobj::split_stack_adjust): New function.
304 (Sized_relobj::split_stack_adjust_reltype): New function.
305 (Sized_relobj::find_functions): New function.
306 * target-reloc.h: Include "object.h".
307 (relocate_section): Add reloc_symbol_changes parameter. Change
309 * target.h (class Target): Add calls_non_split method. Declare
310 do_calls_non_split virtual method. Declare match_view and
312 * target.cc: Include "elfcpp.h".
313 (Target::do_calls_non_split): New function.
314 (Target::match_view): New function.
315 (Target::set_view_to_nop): New function.
316 * gold.cc (queue_middle_tasks): Give an error if mixing
317 split-stack and non-split-stack objects with -r.
318 * i386.cc (Target_i386::relocate_section): Add
319 reloc_symbol_changes parameter.
320 (Target_i386::do_calls_non_split): New function.
321 * x86_64.cc (Target_x86_64::relocate_section): Add
322 reloc_symbol_changes parameter.
323 (Target_x86_64::do_calls_non_split): New function.
324 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
326 * powerpc.cc (Target_powerpc::relocate_section): Add
327 reloc_symbol_changes parameter.
328 * sparc.cc (Target_sparc::relocate_section): Add
329 reloc_symbol_changes parameter.
330 * configure.ac: Call AM_CONDITIONAL for the default target.
331 * configure: Rebuild.
332 * testsuite/Makefile.am (TEST_AS): New variable.
333 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
334 (check_DATA): Add split_i386 and split_x86_64 files.
335 (SPLIT_DEFSYMS): Define.
336 (split_i386_[1234n].o): New targets.
337 (split_i386_[124]): New targets.
338 (split_i386_[1234r].stdout): New targets.
339 (split_x86_64_[1234n].o): New targets.
340 (split_x86_64_[124]): New targets.
341 (split_x86_64_[1234r].stdout): New targets.
342 (MOSTLYCLEANFILES): Add new executables.
343 * testsuite/split_i386.sh: New file.
344 * testsuite/split_x86_64.sh: New file.
345 * testsuite/split_i386_1.s: New file.
346 * testsuite/split_i386_2.s: New file.
347 * testsuite/split_i386_3.s: New file.
348 * testsuite/split_i386_4.s: New file.
349 * testsuite/split_i386_n.s: New file.
350 * testsuite/split_x86_64_1.s: New file.
351 * testsuite/split_x86_64_2.s: New file.
352 * testsuite/split_x86_64_3.s: New file.
353 * testsuite/split_x86_64_4.s: New file.
354 * testsuite/split_x86_64_n.s: New file.
355 * testsuite/testfile.cc (Target_test): Update relocation_section
357 * testsuite/Makefile.in: Rebuild.
359 2009-10-06 Ian Lance Taylor <iant@google.com>
361 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
362 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
363 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
364 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
365 the address on ldo_addrs_.
366 (Target_i386::Relocate::fix_up_ldo): New function.
368 2009-10-06 Rafael Espindola <espindola@google.com>
370 * plugin.cc (add_input_library): New.
371 (Plugin::load): Add add_input_library to tv.
372 (Plugin_manager::add_input_file): Add the is_lib argument.
373 (add_input_file): Update call to Plugin_manager::add_input_file.
374 (add_input_library): New.
375 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
377 2009-09-30 Doug Kwan <dougkwan@google.com>
379 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
380 symbol and call Symbol::may_need_copy_reloc to determine if
381 a copy reloc is needed.
382 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
383 nocopyreloc is given in command line.
384 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
385 given in command line.
386 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
387 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
388 of the removed Target_i386::may_need_copy_reloc.
389 * options.h (copyreloc): New option with default value false.
390 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
391 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
392 instead of the removed Target_powerpc::may_need_copy_reloc.
393 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
394 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
395 instead of the removed Target_sparc::may_need_copy_reloc.
396 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
397 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
398 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
399 instead of the removed Target_x86_64::may_need_copy_reloc.
401 2009-09-30 Ian Lance Taylor <iant@google.com>
403 * object.h (class Object): Remove target_ field, and target,
404 sized_target, and set_target methods.
405 (Object::sized_target): Remove.
406 (class Sized_relobj): Update declarations. Remove sized_target.
407 * object.cc (Sized_relobj::setup): Remove target parameter.
409 (Input_objects::add_object): Don't do anything with the target.
410 (make_elf_sized_object): Add punconfigured parameter. Change all
411 callers. Set or test parameter target.
412 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
414 * parameters.cc (Parameters::set_target): Change parameter type to
416 (Parameters::default_target): Remove.
417 (set_parameters_target): Change parameter type to be non-const.
418 (parameters_force_valid_target): New function.
419 (parameters_clear_target): New function.
420 * parameters.h (class Parameters): Update declarations. Remove
421 default_target method. Add sized_target and clear_target
422 methods. Change target_ to be non-const.
423 (set_parameters_target): Update declaration.
424 (parameters_force_valid_target): Declare.
425 (parameters_clear_target): Declare.
426 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
427 as NULL if we aren't searching.
428 (Add_symbols::run): Don't check for compatible target.
429 * fileread.cc (Input_file::open_binary): Call
430 parameters_force_valid_target.
431 * gold.cc (queue_middle_tasks): Likewise.
432 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
433 set_target on object.
434 * dynobj.h (class Sized_dynobj): Update declarations.
435 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
436 make_elf_object returns NULL.
437 (Archive::include_member): Don't check whether object target is
439 * output.cc (Output_section::add_input_section): Get target from
441 (Output_section::relax_input_section): Likewise.
442 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
444 (Sized_relobj::do_scan_relocs): Likewise.
445 (Sized_relobj::relocate_sections): Likewise.
446 * resolve.cc (Symbol_table::resolve): Likewise.
447 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
448 parameter. Change all callers.
449 (Symbol_table::add_from_object): Get target from parameters.
450 (Symbol_table::add_from_relobj): Don't check object target.
451 (Symbol_table::add_from_dynobj): Likewise.
452 (Symbol_table::define_special_symbol): Get target from
454 * symtab.h (class Symbol_table): Update declaration.
455 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
456 parameter. Change all callers. Clear parameter target.
457 (Binary_test): Test target here.
458 * testsuite/object_unittest.cc (gold_testsuite): Remove
459 target_test_pointer parameter. Change all callers.
460 (Object_test): Test target here.
462 2009-09-26 Ian Lance Taylor <iant@google.com>
464 * testsuite/initpri1.c: Don't try to use constructor priorities if
465 compiling with gcc before 4.3.
467 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
469 * testsuite/retain_symbols_file_test.sh (check_present): Change
470 output file name to retain_symbols_file_test.stdout.
471 (check_absent): Likewise.
473 2009-09-18 Craig Silverstein <csilvers@google.com>
475 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
476 * options.cc: Include <cerrno> and <fstream>.
477 (General_options::finalize): Parse -retain-symbols-file tag.
478 * options.h: New flag.
479 (General_options): New method should_retain_symbol, new
480 variable symbols_to_retain.
481 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
482 should_retain_symbol map.
483 * testsuite/Makefile.am (retain_symbols_file_test): New test.
484 * testsuite/Makefile.in: Regenerate.
485 * testsuite/retain_symbols_file_test.sh: New file.
487 2009-09-18 Nick Clifton <nickc@redhat.com>
489 * po/es.po: Updated Spanish translation.
491 2009-09-17 Doug Kwan <dougkwan@google.com>
493 * debug.h (DEBUG_RELAXATION): New constant.
494 (DEBUG_ALL): Add DEBUG_RELAXATION.
495 (debug_string_to_enum): Add relaxation debug option.
497 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
498 Layout::Relaxation_debug_check::read_sections,
499 Layout::Relaxation_debug_check::read_sections): New method definitions.
500 (Layout::Layout): Initialize data members
501 record_output_section_data_from_scrips_,
502 script_output_section_data_list_ and relaxation_debug_check_.
503 (Layout::save_segments, Layout::restore_segments,
504 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
505 Layout::relaxation_loop_body): New method definitions.
506 (Layout::finalize): Support relaxation. Move section layout code to
507 Layout::relaxation_loop_body.
508 (Layout::set_asection_address_from_script): Move code for orphan
509 section placement out.
510 (Layout::place_orphan_sections_in_script): New method definition.
511 * layout.h (Output_segment_headers, Output_file_header):
512 New forward class declarations.
513 (Layout::~Layout): Define.
514 (Layout::new_output_section_data_from_script): New method definition.
515 (Layout::place_orphan_sections_in_script): New method declaration.
516 (Layout::Segment_states): New type declaration.
517 (Layout::save_segments, Layout::restore_segments,
518 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
519 Layout::relaxation_loop_body): New method declarations.
520 (Layout::Output_section_data_list): New type declaration.
521 (Layout::Relaxation_debug_check): New class definition.
522 (Layout::record_output_section_data_from_script_,
523 Layout::script_output_section_data_list_, Layout::segment_states_,
524 Layout::relaxation_debug_check_): New data members.
525 * output.cc: (Output_section_headers::do_size): New method definition.
526 (Output_section_headers::Output_section_headers): Move size
527 computation to Output_section_headers::do_size.
528 (Output_segment_headers::do_size): New method definition.
529 (Output_file_header::Output_file_header): Move size computation to
530 Output_file_header::do_size and call it.
531 (Output_file_header::do_size): New method definition.
532 (Output_data_group::Output_data_group): Adjust call to
534 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
535 (Output_symtab_xindex::do_write): Add array bound check.
536 (Output_section::Input_section::print_to_mapfile): Handle
537 RELAXED_INPUT_SECTION_CODE.
538 (Output_section::Output_section): Initialize data member checkpoint_.
539 (Output_section::~Output_section): Delete checkpoint object pointed
541 (Output_section::add_input_section): Always add an Input_section if
543 (Output_section::add_merge_input_section): Add assert.
544 (Output_section::relax_input_section): New method definition.
545 (Output_section::set_final_data_size): Set load address to zero for
546 an unallocated section.
547 (Output_section::do_address_and_file_offset_have_reset_values):
548 New method definition.
549 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
550 Handle relaxed input section.
551 (Output_section::sort_attached_input_sections): Checkpoint input
553 (Output_section::get_input_sections): Change type of input_sections to
554 list of Simple_input_section pointers. Checkpoint input section list
555 lazily. Also handle relaxed input sections.
556 (Output_section::add_input_section_for_script): Take a reference to
557 a Simple_input_section object instead of Relobj pointer and section
558 index as parameter. Handle relaxed input sections.
559 (Output_section::save_states, Output_section::restore_states): New
561 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
562 (Output_data::is_data_size_fixed): New method definition.
563 (Output_data::reset_addresss_and_file_offset): Do not reset data size
565 (Output_data::address_and_file_offset_have_reset_values): New method
567 (Output_data::do_address_and_file_offset_have_reset_values): New method
569 (Output_data::set_data_size): Check that data size is not fixed.
570 (Output_data::fix_data_size): New method definition.
571 (Output_data::is_data_size_fixed_): New data member.
572 (Output_section_headers::set_final_data_size): New method definition.
573 (Output_section_headers::do_size): New method declaration.
574 (Output_segment_headers::set_final_data_size): New method definition.
575 (Output_segment_headers::do_size): New method declaration.
576 (Output_file_header::set_final_data_size)::New method definition.
577 (Output_file_header::do_size)::New method declaration.
578 (Output_section_data::Output_section_data): Add new parameter
579 is_data_size_fixed and use it to fix data size.
580 (Output_data_const::Output_data_const): Adjust call to base class
581 constructor and fix data size.
582 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
583 base class constructor and fix data size.
584 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
585 base class constructor and fix data size.
586 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
587 class constructor and fix data size.
588 (Output_data_group::set_final_data_size): New method definition.
589 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
590 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
591 class constructor and fix data size.
592 (Output_relaxed_input_section): New class definition.
593 (Output_section::Simple_input_section): New class definition.
594 (Output_section::get_input_sections): Adjust parameter list.
595 (Output_section::add_input_section_for_script): Same.
596 (Output_section::save_states, Output_section::restore_states,
597 Output_section::do_address_and_file_offset_have_reset_values,
598 (Output_section::Input_section::Input_section): Handle
599 RELAXED_INPUT_SECTION_CODE. Add new overload for
600 Output_relaxed_input_section.
601 (Output_section::Input_section::is_input_section,
602 Output_section::Input_section::set_output_section): Handle relaxed
604 (Output_section::Input_section::is_relaxed_input_section,
605 Output_section::Input_section::output_section_data,
606 Output_section::Input_section::relaxed_input_section): New method
608 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
610 (Output_section::Input_section::u1_): Update comments.
611 (Output_section::Input_section::u2_): Add new union member poris.
612 (Output_section::Checkpoint_output_section): New classs definition.
613 (Output_section::relax_input_section): New method declaration.
614 (Output_section::checkpoint_): New data member.
615 (Output_segment): Update comments.
616 (Output_segment::Output_segment): Un-privatize copy constructor.
617 (Output_segment::operator=): Un-privatize.
618 * script-sections.cc (Output_section_element::Input_section_list):
619 Change element type to Output_section::Simple_input_section.
620 (Output_section_element_dot_assignment::set_section_addresses):
621 Register output section data for relaxation clean up.
622 (Output_data_exression::Output_data_expression): Adjust call to base
623 constructor to fix data size.
624 (Output_section_element_data::set_section_addresses): Register
625 Output_data_expression object for relaxation clean up.
626 (struct Input_section_info): Replace Relobj pointer and section index
627 pair with Output_section::Simple_input_section and Convert struct to a
629 (Input_section_sorter::operator()): Adjust access to
630 Input_section_info data member to use accessors.
631 (Output_section_element_input::set_section_addresses): Use layout
632 parameter. Adjust code to use Output_section::Simple_input_section
633 and Input_secction_info classes. Register filler for relaxation
635 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
636 and section index pair with Output_section::Simple_input_section
637 class. Adjust code accordingly.
638 (Phdrs_element::release_segment): New method definition.
639 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
641 (Script_sections::release_segments): New method definition.
642 * gold/script-sections.h (Script_sections::release_segments): New
644 * gold/target.h (Target::may_relax, Target::relax,
645 Target::do_may_relax, Target::do_relax): New method definitions.
647 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
649 * arm.cc (has_signed_unsigned_overflow): New function.
650 (Arm_relocate_functions::abs8): New function.
651 (Target_arm::Scan::local): Handle R_ARM_ABS8.
652 (Target_arm::Scan::global): Likewise.
653 (Target_arm::relocate::relocate): Likewise.
654 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
657 2009-09-16 Cary Coutant <ccoutant@google.com>
659 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
660 * testsuite/Makefile.in: Regenerate.
662 2009-09-11 Nick Clifton <nickc@redhat.com>
664 * po/gold.pot: Updated by the Translation project.
666 2009-09-08 Cary Coutant <ccoutant@google.com>
668 * output.cc (Output_file::open): Add execute permission to empty file.
669 * testsuite/Makefile.am (permission_test): New test.
670 * testsuite/Makefile.in: Regenerate.
672 2009-09-02 Ian Lance Taylor <iant@google.com>
674 * output.cc (Output_file::resize): Call map_no_anonymous rather
677 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
679 * gold.cc: Include "incremental.h".
680 (queue_initial_tasks): Call Incremental_checker methods.
681 * incremental.cc: Include "output.h".
682 (Incremental_checker::can_incrementally_link_output_file): New
684 * incremental.h (Incremental_checker): New class.
686 * output.cc (Output_file::open_for_modification): New method.
687 (Output_file::map_anonymous): Changed return type to bool. Record
689 (Output_file::map_no_anonymous): New method, broken out of map.
690 (Output_file::map): Use map_no_anonymous and map_anonymous.
691 * output.h (class Output_file): Update declarations.
693 2009-08-24 Cary Coutant <ccoutant@google.com>
695 * options.h (Command_line::Pre_options): New class.
696 (Command_line::pre_options): New member.
697 * options.cc (gold::options::ready_to_register): New variable.
698 (One_option::register_option): Do nothing if not registering options.
699 Assert if same short option registered twice.
700 (General_options::General_options): Turn off option registration when
702 (Command_line::Pre_options::Pre_options): New constructor.
704 2009-08-24 Cary Coutant <ccoutant@google.com>
706 * options.h (General_options::no_keep_memory): Remove incorrect
709 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
711 * Makefile.am (am__skiplex, am__skipyacc): New.
712 * Makefile.in: Regenerate.
714 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
716 * Makefile.am (AM_CPPFLAGS): Renamed from ...
717 (INCLUDES): ... this.
718 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
719 (AM_CPPFLAGS): Renamed from ...
721 * Makefile.in, testsuite/Makefile.in: Regenerate.
723 * Makefile.in: Regenerate.
724 * aclocal.m4: Likewise.
725 * config.in: Likewise.
726 * configure: Likewise.
727 * testsuite/Makefile.in: Likewise.
729 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
730 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
731 * Makefile.in: Regenerate.
732 * testsuite/Makefile.in: Regenerate.
734 2009-08-19 Cary Coutant <ccoutant@google.com>
736 * resolve.cc (Symbol_table::resolve): Don't complain about defined
737 symbols in shared libraries overridden by hidden or internal symbols
740 2009-08-19 Chris Demetriou <cgd@google.com>
742 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
743 checking source file names in error messages.
745 2009-08-18 Doug Kwan <dougkwan@google.com>
747 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
748 an elcpp::Ehdr as parameter. Adjust call to set_target.
749 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
750 an elfcpp::Ehdr as parameter.
751 * object.cc (Object::set_target): Remove the version that looks up
752 a target and sets it.
753 (Sized_relobj::setup): Take a Target object instead of
754 an elfcpp::Ehdr as parameter. Adjust call to set_target.
755 (make_elf_sized_object): Find target and ask target to
757 * object.h: (Object::set_target): Remove the version that looks up
758 a target and sets it.
759 (Sized_relobj::setup): Take a Target object instead of
760 an elfcpp:Ehdr as parameter.
761 * target.cc: Include dynobj.h.
762 (Target::do_make_elf_object_implementation): New.
763 (Target::do_make_elf_object): New.
764 * target.h (Target::make_elf_object): New template declaration.
765 (Target::do_make_elf_object): New method declarations.
766 (Target::do_make_elf_object_implementation): New template declaration.
768 2009-08-14 Ian Lance Taylor <iant@google.com>
770 * gold.h (FUNCTION_NAME): Define.
771 (gold_unreachable): Use FUNCTION_NAME.
773 2009-08-12 Sriraman Tallam <tmsriram@google.com>
775 * icf.cc (Icf::find_identical_sections): Issue a warning when a
776 symbol in the --keep-unique list is not found.
778 2009-08-12 Sriraman Tallam <tmsriram@google.com>
780 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
781 been maked as --keep-unique.
782 (Icf::unfold_section): New function.
783 * icf.h (Icf::unfold_section): New function.
784 * options.h (General_options::keep_unique): New option.
785 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
786 * testsuite/Makefile.in: Regenerate.
787 * testsuite/icf_keep_unique_test.sh: New file.
788 * testsuite/icf_keep_unique_test.cc: New file.
790 2009-08-12 Cary Coutant <ccoutant@google.com>
793 * resolve.cc (Symbol_table::resolve): Check for references from
794 dynamic objects to hidden and internal symbols.
795 * testsuite/Makefile.am (hidden_test.sh): New test.
796 * testsuite/Makefile.in: Regenerate.
797 * testsuite/hidden_test.sh: New script.
798 * testsuite/hidden_test_1.c: New test source.
799 * testsuite/hidden_test_main.c: New test source.
801 2009-08-11 Doug Kwan <dougkwan@google.com>
803 * arm.cc: Update comments.
804 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
805 segment to locate the .ARM.exidx section if present.
807 2009-08-09 Doug Kwan <dougkwan@google.com>
809 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
812 2009-08-07 Sriraman Tallam <tmsriram@google.com>
813 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
816 2009-08-06 Sriraman Tallam <tmsriram@google.com>
818 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
819 valid tls_segment only for non-debug-section relocations.
820 * testsuite/Makefile.am: Add gc_tls_test.
821 * testsuite/Makefile.in: Regenerate.
822 * testsuite/gc_tls_test.cc: New file.
823 * testsuite/gc_tls_test.sh: New file.
825 2009-08-05 Sriraman Tallam <tmsriram@google.com>
829 * Makefile.am (CCFILES): Add icf.cc.
831 * Makefile.in: Regenerate.
832 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
833 * gc.h (gc_process_relocs): Populate lists used by icf to contain
834 section, symbol and addend information for the relocs.
835 * gold.cc (queue_middle_tasks): Call identical code folding.
836 * gold.h: Add defines for multimap.
837 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
838 to the call of finalize_local_symbols.
839 * main.cc (main): Create object of class Icf.
840 * object.cc (Sized_relobj::do_layout): Allow this function to be
841 called twice during icf.
842 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
843 to sections marked as identical by icf.
844 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
846 (Sized_relobj::do_section_entsize): New function.
847 * object.h (Object::section_entsize): New function.
848 (Object::do_section_entsize): New pure virtual function.
849 (Relobj::finalize_local_symbols): Add new parameter.
850 (Relobj::do_section_entsize): New function.
851 * options.h (General_options::icf): New option.
852 (General_options::icf_iterations): New option.
853 (General_options::print_icf_sections): New option.
854 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
855 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
856 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
858 * symtab.cc (Symbol_table::is_section_folded): New function.
859 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
860 to sections marked as identical by icf.
861 * symtab.h (Symbol_table::set_icf): New function.
862 (Symbol_table::icf): New function.
863 (Symbol_table::is_section_folded): New function.
864 (Symbol_table::icf_): New data member.
865 * target-reloc.h (relocate_section): Ignore sections folded by icf.
866 * testsuite/Makefile.am: Add commands to build icf_test.
867 * testsuite/Makefile.in: Regenerate.
868 * testsuite/icf_test.sh: New file.
869 * testsuite/icf_test.cc: New file.
871 2009-07-24 Chris Demetriou <cgd@google.com>
873 * layout.cc (is_compressible_debug_section): Fix incorrect
874 comment about compressed section names.
876 2009-07-20 Ian Lance Taylor <ian@airs.com>
879 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
881 2009-07-16 Ian Lance Taylor <iant@google.com>
884 * layout.h: #include <map>.
885 (class Kept_section): Change from struct to class. Add accessors
886 and setters. Add section size to Comdat_group mapping. Change
887 Comdat_group to std::map. Add is_comdat_ field. Add
888 linkonce_size field in union.
889 (class Layout): Update declaration of find_or_add_kept_section.
890 Don't declare find_kept_object.
891 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
892 parameter. Add object, shndx, is_comdat, and is_group_name
893 parameters. Change all callers. Adjust for new Kept_section.
894 (Layout::find_kept_object): Remove.
895 * object.cc (Sized_relobj::include_section_group): Update use of
896 Kept_section. Rename secnum to shndx. Only record
897 Kept_comdat_section if sections are the same size.
898 (Sized_relobj::include_linkonce_section): Update use of
899 Kept_section. Only record Kept_comdat_section if sections are the
900 same size. Set size of linkonce section.
901 (Sized_relobj::map_to_kept_section): Update call to
902 get_kept_comdat_section.
903 * object.h (class Sized_relobj): Rename fields in
904 Kept_comdat_section to drop trailing underscores; change object
905 field to Relobj*. Change Kept_comdat_section_table to store
906 struct rather than pointer.
907 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
908 Add kept_object and kept_shndx parameters. Change all callers.
909 (Sized_relobj::get_kept_comdat_section): Change return type to
910 bool. Add kept_object and kept_shndx parameters. Change all
912 * plugin.cc (Pluginobj::include_comdat_group): Update call to
913 Layout::find_or_add_kept_section.
915 2009-07-09 Ian Lance Taylor <iant@google.com>
917 * merge.cc (Object_merge_map::initialize_input_to_output_map):
918 Reserve space in the hash table.
920 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
922 * fileread.cc (File_read::get_mtime): New method.
923 * fileread.h (Timespec): New structure.
924 (File_read::get_mtime): New method.
925 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
926 Renamed from timestamp_nsec.
927 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
929 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
931 (Incremental_inputs::report_archive): Save mtime; style fix.
932 (Incremental_inputs::report_obejct): Save mtime; style fix.
933 (Incremental_inputs::report_script): Save mtime; style fix.
934 (Incremental_inputs::finalize_inputs): Style fix.
935 (Incremental_inputs::finalize): Style fix.
936 (Incremental_inputs::create_input_section_data): Store inputs
938 * incremental.h (Incremental_inputs::report_script): Add mtime
940 (Incremental_inputs::Input_info::Input_info): Intialize only one
942 (Incremental_inputs::Input_info::archive): Move to nameless
944 (Incremental_inputs::Input_info::obejct): Move to nameless union.
945 (Incremental_inputs::Input_info::script): Move to nameless union.
946 (Incremental_inputs::mtime): New field.
947 * script.cc (read_input_script): Pass file mtime to
949 * script.h (Script_info::inputs): Style fix.
951 2009-07-01 Ian Lance Taylor <ian@airs.com>
953 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
956 2009-06-24 Ian Lance Taylor <iant@google.com>
959 * layout.cc (Layout::choose_output_section): If we find an
960 existing section, update the flags.
961 (Layout::create_notes): New function, broken out of
963 (Layout::finalize): Don't create note sections.
964 (Layout::create_note): Don't crash if linker script discards
966 (Layout::create_gold_note): Likewise.
967 (Layout::create_build_id): Likewise. Don't set
968 after_input_sections on the section.
969 (Layout::create_executable_stack_info): Remove target parameter.
971 * layout.h (class Layout): Declare create_notes. Update
972 declaration of create_executable_stack_info.
973 * gold.cc (queue_middle_tasks): Call create_notes.
974 * output.cc (Output_section::update_flags_for_input_section): Move
975 here from output.h. If SHF_ALLOC flag is newly set, mark address
977 * output.h (Output_data::mark_address_invalid): New function.
978 (class Output_section): Only declare, not define,
979 update_flags_for_input_section. Remove set_flags.
981 2009-06-24 Ian Lance Taylor <iant@google.com>
983 * script-sections.cc (Output_section_definition::
984 set_section_addresses): Rename shadowing local load_address to
987 2009-06-24 Ian Lance Taylor <iant@google.com>
990 * reloc.cc (relocate_sections): Skip empty relocation sections.
992 2009-06-23 Ian Lance Taylor <iant@google.com>
995 * layout.cc (Layout::create_note): Use choose_output_section
996 rather than make_output_section.
998 2009-06-23 Ian Lance Taylor <iant@google.com>
1001 * options.cc (General_options::parse_V): Set printed_version_.
1002 (General_options::General_options): Initialize printed_version_.
1003 * options.h (class General_options): Add printed_version_ field.
1004 * gold.cc (queue_initial_tasks): If there are no input files,
1005 don't give a fatal error if we printed the version information.
1006 (queue_middle_tasks): If using -r with a shared object, give a
1007 fatal error rather than an ordinary error.
1009 2009-06-23 Ian Lance Taylor <iant@google.com>
1012 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1013 (Layout::make_output_section): Set have_stabstr_section_ if we see
1014 a .stab*str section.
1015 (Layout::finalize): Call link_stabs_sections.
1016 (Layout::link_stabs_sections): New file.
1017 * layout.h (class Layout): Add have_stabstr_section_ field.
1018 Declare link_stabs_sections.
1020 2009-06-23 Doug Kwan <dougkwan@google.com>
1022 * Makefile.am (libgold_a_LIBADD): New.
1023 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1024 * Makefile.in: Regenerate.
1025 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1026 * configure: Regenerate.
1027 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1028 * fileread.cc: Include sys/state.h
1029 * gold.h: Declare memmem and strndup if found missing.
1030 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1032 2009-06-23 Ian Lance Taylor <iant@google.com>
1034 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1035 * configure: Rebuild.
1037 2009-06-23 Ian Lance Taylor <iant@google.com>
1040 * object.cc (Object::section_contents): Don't try to get a view if
1041 the section has length zero.
1042 (Object::handle_gnu_warning_section): If the section is empty, use
1043 the name of the section as the warning.
1045 2009-06-23 Ian Lance Taylor <iant@google.com>
1048 * stringpool.h (class Stringpool_template): Add optimize_ field.
1049 (Stringpool_template::set_optimize): New function.
1050 * stringpool.cc (Stringpool_template::Stringpool_template):
1051 Initialize optimize_ field.
1052 (Stringpool_template::set_string_offsets): Test local optimize
1053 fild rather than parameter.
1054 * layout.cc (Layout::Layout): Call set_optimize on the section
1057 2009-06-22 Ian Lance Taylor <iant@google.com>
1060 * yyscript.y: Parse TARGET.
1061 * script.cc (script_set_target): New function.
1062 * script-c.h (script_set_target): Declare.
1063 * options.cc (General_options::string_to_object_format): Rename
1064 from string_to_object_format in anonymous namespace. Change
1066 * options.h (class General_options): Declare
1067 string_to_object_format.
1069 2009-06-22 Ian Lance Taylor <iant@google.com>
1071 * script-sections.cc (Script_sections::create_segments): Don't put
1072 program headers in a PT_LOAD segment if -n or -N.
1074 2009-06-22 Ian Lance Taylor <iant@google.com>
1077 * options.h (class General_options): Add -z lazy and -z now. Sort
1078 -z options into alphabetical order.
1079 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1081 2009-06-21 Ian Lance Taylor <iant@google.com>
1083 * layout.cc (Layout::make_output_section): Call
1084 Target::new_output_section.
1085 (Layout::attach_allocated_section_to_segment): Put large section
1086 sections in a separate load segment with the large segment flag
1088 (Layout::segment_precedes): Sort large data segments after other
1090 (align_file_offset): New static function.
1091 (Layout::set_segment_offsets): Use align_file_offset.
1092 * output.h (class Output_section): Add is_small_section_ and
1093 is_large_section_ fields.
1094 (Output_section::is_small_section): New function.
1095 (Output_section::set_is_small_section): New function.
1096 (Output_section::is_large_section): New function.
1097 (Output_section::set_is_large_section): New function.
1098 (Output_section::is_large_data_section): New function.
1099 (class Output_segment): Add is_large_data_segment_ field.
1100 (Output_segment::is_large_data_segment): New function.
1101 (Output_segment::set_is_large_data_segment): New function.
1102 * output.cc (Output_section::Output_section): Initialize new
1104 (Output_segment::Output_segment): Likewise.
1105 (Output_segment::add_output_section): Add assertion that large
1106 data sections always go in large data segments. Force small data
1107 sections to the end of the list of data sections. Force small BSS
1108 sections to the start of the list of BSS sections. For large BSS
1109 sections to the end of the list of BSS sections.
1110 * symtab.h (class Symbol): Declare is_common_shndx.
1111 (Symbol::is_defined): Check Symbol::is_common_shndx.
1112 (Symbol::is_common): Likewise.
1113 (class Symbol_table): Define enum Commons_section_type. Update
1114 declarations. Add small_commons_ and large_commons_ fields.
1115 * symtab.cc (Symbol::is_common_shndx): New function.
1116 (Symbol_table::Symbol_table): Initialize new fields.
1117 (Symbol_table::add_from_object): Put small and large common
1118 symbols in the right list.
1119 (Symbol_table::sized_finalized_symbol): Check
1120 Symbol::is_common_shndx.
1121 (Symbol_table::sized_write_globals): Likewise.
1122 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1123 common symbol lists. Don't call do_allocate_commons_list if the
1125 (Symbol_table::do_allocate_commons_list): Remove is_tls
1126 parameter. Add comons_section_type parameter. Change all
1127 callers. Handle small and large common symbols.
1128 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1129 Symbol::is_common_shndx.
1130 * resolve.cc (symbol_to_bits): Likewise.
1131 * target.h (Target::small_common_shndx): New function.
1132 (Target::small_common_section_flags): New function.
1133 (Target::large_common_shndx): New function.
1134 (Target::large_common_section_flags): New function.
1135 (Target::new_output_section): New function.
1136 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1137 small_common_section_flags, and large_common_section_flags
1139 (Target::do_new_output_section): New virtual function.
1140 * arm.cc (Target_arm::arm_info): Initialize new fields.
1141 * i386.cc (Target_i386::i386_info): Likewise.
1142 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1144 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1145 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1146 (Target_x86_64::do_new_output_section): New function.
1147 * configure.ac: Define conditional MCMODEL_MEDIUM.
1148 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1149 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1150 (large_LDFLAGS): Define.
1151 * testsuite/large.c: New file.
1152 * testsuite/testfile.cc (Target_test::test_target_info):
1153 Initialize new fields.
1154 * configure, testsuite/Makefile.in: Rebuild.
1156 2009-06-05 Doug Kwan <dougkwan@google.com>
1158 * Makefile.am (CCFILES): Add target.cc.
1159 * Makefile.in: Regenerate.
1160 * i386.cc (class Target_i386): Define new virtual method to
1161 override do_is_local_label_name in parent.
1162 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1163 local symbols if --discard-locals or -X is given.
1164 * options.h (class General_options): Declare new options
1165 '--discard-locals' and '-X' for discarding locals.
1166 * target.h (class Target): Define new methods is_local_label_name.
1167 Declare new virtual method do_is_local_label_name.
1168 * target.cc: New file.
1169 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1170 (check_SCRIPTS): Add discard_locals_test.sh.
1171 (check_DATA): Add discard_local_tests.syms.
1172 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1173 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1174 * testsuite/Makefile.in: Regenerate.
1175 * testsuite/discard_locals_test.c: New file.
1176 * testsuite/discard_locals_test.sh: Same.
1178 2009-06-05 Doug Kwan <dougkwan@google.com>
1180 * object.cc (Sized_relobj::Sized_relobj): Initialize
1181 discarded_eh_frame_shndx_ to -1U.
1182 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1184 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1185 a discarded .eh_frame section.
1186 (Sized_relobj::do_finalize_local_symbols): Ditto.
1187 * object.h (class Sized_relobj): Declare new member
1188 discarded_eh_frame_shndx_.
1189 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1190 (local_labels_test.o, local_labels_test): New rules.
1191 * testsuite/Makefile.in: Regenerate.
1193 2009-06-04 Doug Kwan <dougkwan@google.com>
1195 * layout.cc (Layout::section_name_mapping): Add mapping for
1196 special ARM sections.
1198 2009-06-03 Doug Kwan <dougkwan@google.com>
1200 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1201 (utils::has_overflow): Same.
1203 2009-06-03 Ian Lance Taylor <iant@google.com>
1205 * layout.cc (Layout::section_name_mapping): New array, replacing
1206 Layout::linkonce_mapping.
1207 (Layout::section_name_mapping_count): New variable, replacing
1208 Layout::linkonce_mapping_count.
1209 (Layout::linkonce_output_name): Remove.
1210 (Layout::output_section_name): Rewrite.
1211 * layout.h (class Layout): Rename Linkonce_mapping to
1212 Section_name_mapping, linkonce_mapping to section_name_mapping,
1213 linkonce_mapping_count to section_name_mapping_count. Don't
1214 declare linkonce_output_name.
1216 2009-06-03 Doug Kwan <dougkwan@google.com>
1218 * gold/arm.cc (namespace utils): New.
1219 (Target_arm::reloc_is_non_pic): Define new method.
1220 (class Arm_relocate_functions): New.
1221 (Target_arm::Relocate::relocate): Handle relocation types used by
1224 2009-06-03 Ian Lance Taylor <iant@google.com>
1226 * arm.cc (Target_arm::scan::global): Use || instead of |.
1228 2009-06-02 Doug Kwan <dougkwan@google.com>
1230 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1231 issued_non_pic_error_.
1232 (class Target_arm::Scan): Declare new method check_non_pic.
1233 Define new method symbol_needs_plt_entry.
1234 Declare new data member issued_non_pic_error_.
1235 (class Target_arm::Relocate): Declare new method
1236 should_apply_static_reloc.
1237 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1238 (Target_arm::Scan::check_non_pic): Define new method.
1239 (Target_arm::Scan::local): Handle a small subset of reloc types used
1241 (Target_arm::Scan::local): Same.
1242 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1244 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1246 * incremental.cc (Incremental_inputs::report_command_line): Filter
1247 out --incremental-* options.
1249 2009-05-29 Doug Kwan <dougkwan@google.com>
1251 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1253 (class Target_arm): Update comment.
1254 (Target_arm::Target_arm): Initialize new data members GOT_,
1255 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1256 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1257 and Target_arm::rel_dyn_section.
1258 Declare new_enum Target_arm::Got_type.
1259 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1261 Update commments for member do_dynsym_value.
1262 (Target_arm::got_size, Target_arm::plt_section,
1263 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1264 new methods inside class defintion.
1265 (Target_arm::got_section): Define new method.
1266 (Target_arm::rel_dyn_section): Same.
1267 (Output_data_plt_arm): New template class.
1268 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1269 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1270 (Output_data_plt_arm::add_entry): Same.
1271 (Output_data_plt_arm::first_plt_entry): Define new
1272 static data member for PLT instruction template.
1273 (Output_data_plt_arm::plt_entry): Same.
1274 (Output_data_plt_arm::do_write): Define new method.
1275 (Target_arm::make_plt_entry): Same.
1276 (Target_arm::do_finalize_sections): Same.
1277 (Target_arm::do_dynsym_value): Same.
1279 2009-05-28 Doug Kwan <dougkwan@google.com>
1281 * Makefile.am (TARGETSOURCES): Add arm.cc.
1282 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1283 * Makefile.in: Regenerate.
1285 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1287 2009-05-26 Doug Kwan <dougkwan@google.com>
1289 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1290 (General_options::check_excluded_libs): Strip off directories in
1291 archive name before matching like GNU ld does.
1292 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1293 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1294 (exclude_libs_test_LDFLAGS): Add linker option
1295 -Wl,--exclude-libs,libexclude_libs_test_3
1296 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1297 an explicit archive without using -l.
1298 (alt/libexclude_libs_test_3.a): New make rule.
1299 * testsuite/Makefile.in: Regenerate.
1300 * testsuite/exclude_libs_test.c : Declare lib3_default().
1302 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1303 * exclude_libs_test_3.c: New file.
1305 2009-05-26 Nick Clifton <nickc@redhat.com>
1307 * po/id.po: New Indonesian translation.
1308 * po/gold.pot: Updated template file.
1310 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1312 * testsuite/Makefile.am: Add -ffunction-sections to compile
1313 gc_comdat_test files. Add -Wl,--gc-sections to build
1315 * testsuite/Makefile.in: Regenerate.
1316 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1318 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1320 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1321 kept comdat section was garbage collected.
1322 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1323 * testsuite/Makefile.in: Regenerate.
1324 * testsuite/gc_comdat_test.sh: New file.
1325 * testsuite/gc_comdat_test_1.cc: New file.
1326 * testsuite/gc_comdat_test_2.cc: New file.
1328 2009-05-19 Doug Kwan <dougkwan@google.com>
1330 * archive.cc (Archive::Archive): Move constructor from archive.h
1331 to here. Initialize no_export_.
1332 (Archive::get_elf_object_for_member): Set no_export flag of object.
1333 * archive.h (Archive::Archive): Move constructor body to
1335 (Archive::no_export): New method.
1336 (Archive::no_export_): New field.
1337 * object.h (Object::Object): Initialize no_export_ to false.
1338 (Object::no_export, Object::set_no_export): New methods.
1339 (Object::no_export_): New field.
1340 * options.cc (General_options::parse_exclude_libs): New method.
1341 (General_options::check_excluded_libs) Same.
1342 * options.h (exclude_libs): New option.
1343 (General_options::check_excluded_libs): New method declaration.
1344 (General_options::excluded_libs_): New field.
1345 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1346 default or protected visibility if an object has no-export flag set.
1347 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1348 (check_SCRIPTS): Add exclude_libs_test.sh.
1349 (check_DATA): Add exclude_libs_test.syms.
1350 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1351 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1352 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1353 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1354 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1355 libexclude_libs_test_2.a): New rules.
1356 * testsuite/Makefile.in: Regenerate.
1357 * testsuite/exclude_libs_test.c: New file.
1358 * testsuite/exclude_libs_test.sh: Ditto.
1359 * testsuite/exclude_libs_test_1.c: Ditto.
1360 * testsuite/exclude_libs_test_2.c: Ditto.
1362 2009-05-15 Ian Lance Taylor <iant@google.com>
1364 * configure.ac: Check for declarations for cases where libiberty.h
1365 checks HAVE_DECL_xxx.
1366 * configure, config.in: Rebuild.
1368 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1370 * gold.h (Incremental_argument_list): Remove (invalid) forward
1372 * incremental.cc (Incremental_inputs::report_achive): New method.
1373 (Incremental_inputs::report_object): New method.
1374 (Incremental_inputs::report_script): New method.
1375 (Incremental_inputs::finalize_inputs): New method.
1376 (Incremental_inputs::finalize): Call finalize_inputs().
1377 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1378 Create inputs entries.
1379 * incremental.h (Incremental_input_type): New enum.
1380 (Incremental_inputs::Incremental_input): Initialize new fields.
1381 (Incremental_inputs::report_inputs): New method.
1382 (Incremental_inputs::report_achive): New method.
1383 (Incremental_inputs::report_object): New method.
1384 (Incremental_inputs::report_script): New method.
1385 (Incremental_inputs::finalize_inputs): New method.
1386 (Incremental_inputs::Input_info): New struct.
1387 (Incremental_inputs::Input_info_map): New typedef.
1388 (Incremental_inputs::lock_): New field.
1389 (Incremental_inputs::Inputs_): New field.
1390 (Incremental_inputs::Inputs_map): New field.
1391 * main.cc (main): Call Incremental_input::report_inputs.
1392 * options.h (Input_argument_list): Typedef moved from
1394 (Input_file_group::Files): Remove, use ::Input_argument_list.
1395 (Input_file_group::Input_argument_list): Remove, use
1396 ::Input_argument_list.
1397 * plugin.cc (Plugin_manager::add_input_file): Add error in
1399 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1401 * script.cc (read_input_script): Call
1402 Incremental_input::report_script.
1403 * script.h (Script_info): New class.
1405 2009-04-27 Ian Lance Taylor <iant@google.com>
1407 * x86_64.cc (do_adjust_output_section): Set entsize to
1410 2009-04-23 Elliott Hughes <enh@google.com>
1412 * output.cc (Output_file::close): After short writes, continue
1413 writing from the correct offset in the buffer being written.
1415 2009-04-23 Chris Demetriou <cgd@google.com>
1417 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1418 * configure: Regenerate.
1419 * config.in: Regenerate.
1420 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1421 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1423 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1425 * incremental.cc (Incremental_inputs_header_data): Renamed from
1426 Incremental_input_header_data.
1427 (Incremental_inputs_header_data::data_size): New field.
1428 (Incremental_inputs_header_data::put_input_file_count): Renamed
1429 from input_file_count.
1430 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1431 from command_line_offset.
1432 (Incremental_inputs_header_data::put_reserved): Renamed from
1434 (Incremental_inputs_entry_data): Renamed from
1435 Incremental_input_entry_data.
1436 (Incremental_inputs_entry_data::data_size): New field.
1437 (Incremental_inputs::report_command_line): New method.
1438 (Incremental_inputs::finalize): New method.
1439 (Incremental_inputs::create_incremental_inputs_data): New method.
1440 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1441 * incremental.h: New file.
1442 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1443 (Layout::finalize): Create incremental inputs section in
1445 (Layout::create_incremental_info_sections): New method.
1446 * layout.h (Layout::incremental_inputs): New method.
1447 (Layout::create_incremental_info_sections): New method.
1448 (Layout::incremental_inputs_): New field.
1449 * main.cc (main): Notify Incremental_input of the command line.
1451 2009-04-01 Ian Lance Taylor <iant@google.com>
1452 Mikolaj Zalewski <mikolajz@google.com>
1454 * gold.h (reserve_unordered_map): Define, three versions, one for
1455 each version of Unordered_map.
1456 * layout.cc (Layout::Layout): Remove options parameter. Add
1457 number_of_input_files parameter. Don't initialize options_.
1458 Initialize number_of_input_files_ and resized_signatures_. Move
1459 sections_are_attached_.
1460 (Layout::layout_group): Reserve space for group_signatures_.
1461 (Layout::find_or_add_kept_section): Change name parameter to be a
1462 reference. Resize signatures_ map when it gets large enough.
1463 (Layout::layout_eh_frame): Use parameters->options() instead of
1465 (Layout::make_output_section): Likewise.
1466 (Layout::attach_allocated_section_to_segment): Likewise.
1467 (Layout::finalize, Layout::create_executable_stack): Likewise.
1468 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1469 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1470 * layout.h (class Layout): Update declarations. Remove options_
1471 field. Add number_of_input_files_ and resized_signatures_
1472 fields. Move sections_are_attached_ field.
1473 * main.cc (main): Pass number of input files to Layout
1474 constructor. Don't pass options.
1476 2009-03-30 Ian Lance Taylor <iant@google.com>
1478 * ffsll.c (ffsll): Correct implementation.
1480 2009-03-27 Ian Lance Taylor <iant@google.com>
1482 * ffsll.c: New file.
1483 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1484 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1485 * ftruncate.c (ftruncate): Declare before definition.
1486 * mremap.c (mremap): Likewise.
1487 * pread.c (pread): Likewise.
1488 * configure, Makefile.in, config.in: Rebuild.
1490 * mremap.c: New file.
1491 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1492 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1493 (mremap): Declare if HAVE_MREMAP is not defined.
1494 * configure, Makefile.in, config.in: Rebuild.
1496 2009-03-27 Cary Coutant <ccoutant@google.com>
1498 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1499 position independent.
1500 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1501 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1503 2009-03-24 Cary Coutant <ccoutant@google.com>
1505 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1507 (needs_dynamic_reloc): Likewise.
1509 2009-03-24 Ian Lance Taylor <iant@google.com>
1511 * yyscript.y (file_cmd): Recognize EXTERN.
1512 (extern_name_list, extern_name_list_body): New nonterminals.
1513 * script.cc (script_add_extern): Define.
1514 * script-c.h (script_add_extern): Declare.
1516 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1518 * object.cc (is_elf_object): Define.
1519 * object.h (is_elf_object): Declare.
1520 * archive.cc (Archive::get_elf_object_for_member): Call
1522 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1524 2009-03-24 Elliott Hughes <enh@google.com>
1526 * output.cc (Output_file::map_anonymous): Define.
1527 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1528 try an anonymous one. Report the size if the mmap fails.
1529 * output.h (class Output_file): Declare map_anonymous.
1531 2009-03-24 Ian Lance Taylor <iant@google.com>
1533 * target-select.cc (instantiate_target): Don't acquire the lock if
1534 the instantiated_target_ field has already been set.
1536 2009-03-23 Ian Lance Taylor <iant@google.com>
1538 * gold-threads.h (class Initialize_lock): Define.
1539 * gold-threads.cc (class Initialize_lock_once): Define.
1540 (initialize_lock_control): New static variable.
1541 (initialize_lock_pointer): New static variable.
1542 (initialize_lock_once): New static function.
1543 (Initialize_lock::Initialize_lock): Define.
1544 (Initialize_lock::initialize): Define.
1545 * target-select.h: Include "gold-threads.h".
1546 (class Target_selector): Add lock_ and initialize_lock_ fields.
1547 Don't define instantiate_target, just declare it.
1548 * target-select.cc (Target_selector::Target_selector): Initialize
1550 (Target_selector::instantiate_target): Define.
1551 * descriptors.h: Include "gold-threads.h".
1552 (class Descriptors): Add initialize_lock_ field.
1553 * descriptors.cc (Descriptors::Descriptors): Initialize new
1555 (Descriptors::open): Use initialize_lock_ field
1556 * errors.h (class Errors): Add initialize_lock_ field.
1557 * errors.cc (Errors::Errors): Initialize new field.
1558 (Errors::initialize_lock): Use initialize_lock_ field.
1559 * powerpc.cc (class Target_selector_powerpc): Remove
1560 instantiated_target_ field. In do_recognize call
1561 instantiate_target rather than do_instantiate_target. In
1562 do_instantiate_target just allocate a new target.
1563 * sparc.cc (class Target_selector_sparc): Likewise.
1565 * freebsd.h: New file.
1566 * i386.cc: Include "freebsd.h".
1567 (Target_i386): Derive from Target_freebsd rather than
1569 (Target_selector_i386): Derive from Target_selector_freebsd rather
1570 than Target_selector.
1571 * x86_64.cc: Include "freebsd.h".
1572 (Target_x86_64): Derive from Target_freebsd rather than
1574 (Target_selector_x86_64): Derive from Target_selector_freebsd
1575 rather than Target_selector.
1576 * target.h (class Target): Add adjust_elf_header and
1577 do_adjust_elf_header.
1578 * output.cc (Output_file_header:: do_sized_write): Call target
1579 adjust_elf_header routine.
1580 * configure.tgt: Set targ_osabi.
1581 * configure.ac: Define GOLD_DEFAULT_OSABI.
1582 * parameters.cc (Parameters::default_target): Pass
1583 GOLD_DEFAULT_OSABI to select_target.
1584 * target-select.h (class Target_selector): Make instantiate_target
1585 protected rather than private.
1586 * Makefile.am (HFILES): Add freebsd.h.
1587 * configure, Makefile.in, config.in: Rebuild.
1589 * merge.cc (do_add_input_section): Correct pend value. Change
1590 message about last entry not being null terminated from error to
1593 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1595 * incremental.cc: New file.
1596 * Makefile.am (CCFILES): Add incremental.cc.
1597 * Makefile.in: Rebuild.
1599 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1601 * layout.cc (Layout::output_section_name): Preserve names
1602 of '.note.' sections.
1604 2009-03-19 Ian Lance Taylor <iant@google.com>
1606 * descriptors.cc (Descriptors::open): Check that the options are
1607 valid before using them.
1609 2009-03-18 Ian Lance Taylor <iant@google.com>
1611 * script-sections.h: Include <list>.
1612 (class Script_sections): Change Sections_elements from std::vector
1613 to std::list. Typedef public Elements_iterator. Add
1614 orphan_section_placement_, data_segment_align_start_, and
1615 saw_data_segment_align_ fields. Remove data_segment_align_index_
1617 * script-sections.cc (class Orphan_section_placement): New class.
1618 (class Sections_element): Add virtual functions is_relro and
1619 orphan_section_init. Remove virtual function place_orphan_here.
1620 (class Output_section_definition): Add is_relro and
1621 orphan_section_init. Remove place_orphan_here.
1622 (class Orphan_output_section): Likewise.
1623 (Script_sections::Script_sections): Update for field changes.
1624 (Script_sections::data_segment_align): Set saw_data_segment_align_
1625 and data_segment_align_start_, not data_segment_align_index.
1626 (Script_sections::data_segment_relro_end): Check
1627 saw_data_segment_align_. Use data_segment_align_start_ rather
1628 than data_segment_align_index_.
1629 (Script_sections::place_orphan): Rewrite to use
1630 Orphan_section_placement.
1632 2009-03-17 Ian Lance Taylor <iant@google.com>
1634 * archive.cc (Archive::add_symbols): Check for a version attached
1635 to the symbol name in the archive map.
1636 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1637 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1638 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1639 (ver_test_11.a): New target.
1640 * testsuite/Makefile.in: Rebuild.
1642 * configure.ac: Check for chsize and posix_fallocate. Replace
1644 * ftruncate.c: New file, from gnulib.
1645 * output.cc (posix_fallocate): Define dummy version if not
1646 HAVE_POSIX_FALLOCATE.
1647 (Output_file::map): Call posix_fallocate rather than lseek and
1649 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1650 * configure, Makefile.in, config.in: Rebuild.
1652 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1654 * layout.h (Layout::create_note): Add section_name parameter.
1655 * layout.cc (Layout::create_note): Likewise.
1656 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1658 2009-03-17 Ian Lance Taylor <iant@google.com>
1660 * descriptors.cc: Include "options.h".
1661 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1662 (Descriptors::open): Always use O_CLOEXEC when opening a new
1663 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1664 then set FD_CLOEXEC.
1666 * sparc.cc (class Target_sparc): Add has_got_section.
1667 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1668 make sure we have a GOT section.
1670 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1671 (Target_sparc::Scan::local): Likewise.
1672 (Target_sparc::Scan::global): Likewise.
1673 (Target_sparc::Relocate::relocate): Likewise.
1674 (Target_sparc::Relocate::relocate_tls): Likewise.
1676 * symtab.cc (Symbol_table::define_default_version): New function,
1677 broken out of add_from_object.
1678 (Symbol_table::add_from_object): Call define_default_version.
1679 (Symbol_table::define_special_symbol): Add resolve_oldsym
1680 parameter. Change all callers. If the version for a symbol comes
1681 from a version script, resolve it with the symbol with the same
1682 name with no version. Also add the symbol without a version if
1684 (do_define_in_output_data): If resolving with oldsym, don't delete
1686 (do_define_in_output_segment): Likewise.
1687 (do_define_as_constant): Likewise.
1688 * symtab.h (class Symbol_table): Update declarations.
1690 2009-03-13 Ian Lance Taylor <iant@google.com>
1692 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1693 (Read_symbols::requeue): New function.
1694 (Read_symbols::do_read_symbols): If make_elf_object fails because
1695 the target type is not configured, and the file was searched for,
1696 issue a warning and retry with the next directory.
1697 (Add_symbols::run): If the file has an incompatible format, and
1698 it was searched for, requeue the Read_symbols task. On error,
1700 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1701 dirindex parameter to constructor. Change all callers. Declare
1702 incompatible_warning and requeue.
1703 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1704 input_argument_ and input_group_ fields. Add them to
1705 constructor. Change all callers.
1706 (class Read_script): Add dirindex_ field. Add it to constructor.
1708 * archive.cc (Archive::setup): Remove input_objects parameter.
1710 (Archive::get_file_and_offset): Likewise.
1711 (Archive::read_all_symbols): Likewise.
1712 (Archive::read_symbols): Likewise.
1713 (Archive::get_elf_object_for_member): Remove input_objects
1714 parameter. Add punconfigured parameter. Change all callers.
1715 (Archive::add_symbols): Change return type to bool. Check return
1716 value of include_member.
1717 (Archive::include_all_members): Likewise.
1718 (Archive::include_member): Change return type to bool. Return
1719 false if first included object has incompatible target. Set
1720 included_member_ field.
1721 (Add_archive_symbols::run): If add_symbols returns false, requeue
1723 * archive.h (class Archive): Add included_member_ field.
1724 Initialize it in constructor. Add input_file and searched_for
1725 methods. Update declarations.
1726 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1727 input_argument_ fields. Add them to constructor. Change all
1729 * script.cc: Include "target-select.h".
1730 (class Parser_closure): Add skip_on_incompatible_target_ and
1731 found_incompatible_target_ fields. Add
1732 skip_on_incompatible_target parameter to constructor. Change all
1733 callers. Add methods skip_on_incompatible_target,
1734 clear_skip_on_incompatible_target, found_incompatible_target, and
1735 set_found_incompatible_target.
1736 (read_input_script): Add dirindex parameter. Change all callers.
1737 If parser finds an incompatible target, requeue Read_symbols
1739 (script_set_symbol): Clear skip_on_incompatible_target in
1741 (script_add_assertion, script_parse_option): Likewise.
1742 (script_start_sections, script_add_phdr): Likewise.
1743 (script_check_output_format): New function.
1744 * script.h (read_input_script): Update declaration.
1745 * script-c.h (script_check_output_format): Declare.
1746 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1747 (ignore_cmd): Remove OUTPUT_FORMAT.
1748 * fileread.cc (Input_file::Input_file): Add explicit this.
1749 (Input_file::will_search_for): New function.
1750 (Input_file::open): Add pindex parameter. Change all callers.
1751 * fileread.h (class Input_file): Add input_file_argument method.
1752 Declare will_search_for. Update declarations.
1753 * object.cc (make_elf_object): Add punconfigured parameter.
1755 * object.h (class Object): Make input_file public. Add
1756 searched_for method.
1757 (make_elf_object): Update declaration.
1758 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1760 * dirsearch.h (class Dirsearch): Update declaration.
1761 * options.h (class General_options): Add --warn-search-mismatch.
1762 * parameters.cc (Parameters::is_compatible_target): New function.
1763 * parameters.h (class Parameters): Declare is_compatible_target.
1764 * workqueue.cc (Workqueue::add_blocker): New function.
1765 * workqueue.h (class Workqueue): Declare add_blocker.
1767 * fileread.cc (Input_file::open): Remove options parameter.
1769 (Input_file::open_binary): Likewise.
1770 * script.cc (read_input_script): Likewise.
1771 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1772 options parameter from constructor. Change all callers.
1773 (class Read_script): Likewise.
1774 * fileread.h (class Input_file): Update declarations.
1775 * script.h (read_input_script): Update declaration.
1777 2009-03-10 Nick Clifton <nickc@redhat.com>
1779 * po/es.po: New Spanish translation.
1781 2009-03-06 Cary Coutant <ccoutant@google.com>
1783 * options.cc (parse_short_option): Keep dash_z from registering itself.
1785 2009-03-03 Ian Lance Taylor <iant@google.com>
1788 * target-reloc.h (relocate_section): Pass output_section to
1790 * i386.cc (Target_i386::should_apply_static_reloc): Add
1791 output_section parameter. Change all callers.
1792 (Target_i386::Relocate::relocate): Add output_section parameter.
1793 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1794 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1795 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1796 * testsuite/two_file_shared.sh: New script.
1797 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1798 (check_DATA): Add two_file_shared.dbg.
1799 (two_file_shared.dbg): New target.
1800 * testsuite/Makefile.in: Rebuild.
1802 2009-03-01 Ian Lance Taylor <iant@google.com>
1804 * configure.ac: Check for byteswap.h.
1805 * configure: Rebuild.
1806 * config.in: Rebuild.
1808 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1810 * layout.cc (Layout::find_or_add_kept_section): New function.
1811 (Layout::add_comdat): Removed.
1812 * layout.h (struct Kept_section): Move out of class Layout.
1813 Remove trailing underscores from field names. Add group_sections
1814 field. Rename group_ field to is_group. Change all uses.
1815 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1816 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1817 comdat_groups_ field.
1818 (Sized_relobj::include_section_group): Use
1819 find_or_add_kept_section and Kept_section::group_sections.
1820 (Sized_relobj::include_linkonce_section): Likewise.
1821 * object.cc (class Sized_relobj): Don't define Comdat_group or
1822 Comdat_group_table. Remove find_comdat_group and
1823 add_comdat_group. Remove comdat_groups_ field.
1824 * plugin.cc (include_comdat_group): Use
1825 Layout::find_or_add_kept_section.
1827 2009-02-28 Ian Lance Taylor <iant@google.com>
1829 * README: --gc-sections and map files are now supported. Document
1830 some build requirements.
1833 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1834 relocatable link set the value of the section symbol to zero.
1835 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1836 relocatable link don't include the section address in the local
1839 2009-02-27 Ian Lance Taylor <iant@google.com>
1842 * options.h (class Search_directory): Add is_system_directory.
1843 (class General_options): Declare is_in_system_directory.
1844 * options.cc (get_relative_sysroot): Make static.
1845 (get_default_sysroot): Make static.
1846 (General_optoins::is_in_system_directory): New function.
1847 * fileread.cc (Input_file::is_in_system_directory): New function.
1848 * fileread.h (class Input_file): Declare is_in_system_directory.
1849 * object.h (class Object): Add is_in_system_directory.
1850 (class Input_objects): Remove system_library_directory_ field.
1851 * object.cc (Input_objects::add_object): Don't set
1852 system_library_directory_.
1853 (input_objects::found_in_system_library_directory): Remove.
1854 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1855 parameter. Change all callers.
1856 (Symbol_table::sized_write_globals): Likewise.
1857 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1858 Call Object::is_in_system_directory.
1859 * symtab.h (class Symbol_table): Update declarations.
1862 * descriptors.h (Open_descriptor): Add is_on_stack field.
1863 * descriptors.cc (Descriptors::open): If the descriptor is on the
1864 top of the stack, remove it. Initialize is_on_stack field.
1865 (Descriptors::release): Only add pod to stack if it is not on the
1867 (Descriptors::close_some_descriptor): Clear stack_next and
1871 * output.cc (Output_section::find_starting_output_address): Rename
1872 from starting_output_address; add PADDR parameter; change return
1874 * output.h (class Output_section): Declare
1875 find_starting_output_address instead of starting_output_address.
1876 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1877 section symbol for which we can't find a merge section.
1880 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1881 hidden or internal, force the symbol to be local.
1882 * resolve.cc (Symbol::override_visibility): Define.
1883 (Symbol::override_base): Use override_visibility.
1884 (Symbol_table::resolve): Likewise.
1885 (Symbol::override_base_with_special): Likewise.
1886 (Symbol_table::override_with_special): If the visibility is hidden
1887 or internal, force the symbol to be local.
1888 * symtab.h (class Symbol): Add set_visibility and
1889 override_visibility.
1890 * testsuite/ver_test_1.sh: New file.
1891 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1892 (check_DATA): Add ver_test_1.syms.
1893 (ver_test_1.syms): New target.
1894 * testsuite/Makefile.in: Rebuild.
1896 2009-02-25 Cary Coutant <ccoutant@google.com>
1898 * layout.cc (Layout::choose_output_section): Don't rename sections
1899 when using a linker script that has a SECTIONS clause.
1900 * Makefile.in: Regenerate.
1902 * testsuite/Makefile.am (script_test_5.sh): New test case.
1903 * testsuite/Makefile.in: Regenerate.
1904 * testsuite/script_test_5.cc: New file.
1905 * testsuite/script_test_5.sh: New file.
1906 * testsuite/script_test_5.t: New file.
1908 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1910 * archive.cc (Archive::include_member): Update calls to add_symbols.
1911 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1912 the Layout argument.
1913 * dynobj.h (do_add_symbols): Add the Layout argument.
1914 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1916 * object.h (Object::add_symbols): Add the Layout argument.
1917 (Object::do_add_symbols): Add the Layout argument.
1918 (Sized_relobj::do_add_symbols): Add the Layout argument.
1919 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1920 Unify the two versions.
1921 (Add_plugin_symbols): Remove.
1922 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1923 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1924 (Add_plugin_symbols): Remove.
1925 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1926 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1927 (Add_symbols::run): Make it work with Pulginobj.
1929 2009-02-06 Ian Lance Taylor <iant@google.com>
1931 * object.cc (Sized_relobj::do_layout): Make info message start
1932 with lower case letter.
1934 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1936 * binary.cc: Fix file comment.
1938 * options.h (enum Incremental_disposition): Define.
1939 (class General_options): Add new options: --incremental,
1940 --incremental_changed, --incremental_unchanged,
1941 --incremental_unknown. Add incremental_disposition_ and
1942 implicit_incremental_ fields.
1943 (General_options::incremental_disposition): New function.
1944 (class Position_dependent_options): Add incremental_disposition
1946 (Position_dependent_options::copy_from_options): Set incremental
1948 * options.cc (General_options::parse_incremental_changed): New
1950 (General_options::parse_incremental_unchanged): New function.
1951 (General_options::parse_incremental_unknown): New function.
1952 (General_options::General_options): Initialize new fields
1953 incremental_disposition_ and implicit_incremental_.
1954 (General_options::finalize): Check for uasge of --incremental-*
1955 without --incremental.
1957 2009-02-06 Chris Demetriou <cgd@google.com>
1959 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1960 pointer and to report location as the file name associated with
1962 (gold_undefined_symbol_at_location): New function to replace the
1963 old gold_undefined_symbol functionality.
1964 * target-reloc.h (relocate_section): Update to use
1965 gold_undefined_symbol_at_location.
1966 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1967 Call gold_undefined_symbol function rather than gold_error.
1968 * errors.h (Errors::undefined_symbol): Take location as a
1969 string, rather than calculating it from a relocation.
1970 * errors.cc (Errors::fatal): Print "fatal error:" before the
1972 (Errors::error, Errors::error_at_location): Print "error: "
1973 before the formatted message.
1974 (Errors::undefined_symbol): Take location as a string, rather
1975 than calculating it from a relocation.
1976 (gold_undefined_symbol_at_location): New function akin to
1977 old gold_undefined_symbol, calculates location from relocation.
1978 (gold_undefined_symbol): Change to take only a Symbol pointer
1979 and to report location as the file name associated with the symbol.
1980 * testsuite/debug_msg.sh: Update for changed error messages.
1981 * testsuite/undef_symbol.sh: Likewise.
1983 2009-02-04 Duncan Sands <baldrick@free.fr>
1986 * reduced_debug_output.h
1987 (Output_reduced_debug_abbrev_section::failed): Use format for
1989 (Output_reduced_debug_info_section::faild): Likewise.
1991 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1993 * script.cc (Lazy_demangler): New class.
1994 (Version_script_info::get_symbol_version_helper): Demangle a
1997 2009-01-29 Cary Coutant <ccoutant@google.com>
1999 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2001 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2003 2009-01-28 Ian Lance Taylor <iant@google.com>
2005 * version.cc (version_string): Bump to 1.9.
2007 * gold.h: Include <cstring> and <stdint.h>.
2008 * version.cc: Include <cstdio>.
2009 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2011 * reduced_debug_output.cc (insert_into_vector): Rename from
2012 Insert_into_vector; change all callers. Use Swap_unaligned to
2013 avoid aliasing issue; remove union since it is unnecessary.
2015 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2017 * Makefile.am (CCFILES): Add gc.cc.
2019 * Makefile.in: Regenerate.
2020 * gold.cc (Gc_runner): New class.
2021 (queue_initial_tasks): Call garbage collection related tasks
2022 when corresponding options are invoked.
2023 (queue_middle_gc_tasks): New function.
2024 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2025 processed early before laying out sections during garbage collection.
2026 * gold.h (queue_middle_gc_tasks): New function.
2027 (is_prefix_of): Move from "layout.cc".
2028 * i386.cc (Target_i386::gc_process_relocs): New function.
2029 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2030 * main.cc (main): Create object of class "Garbage_collection".
2031 * object.cc (Relobj::copy_symbols_data): New function.
2032 (Relobj::is_section_name_included): New function.
2033 (Sized_relobj::do_layout): Allow this function to be called twice
2034 during garbage collection and defer layout of section during the
2036 * object.h (Relobj::get_symbols_data): New function.
2037 (Relobj::is_section_name_included): New function.
2038 (Relobj::copy_symbols_data): New function.
2039 (Relobj::set_symbols_data): New function.
2040 (Relobj::get_relocs_data): New function.
2041 (Relobj::set_relocs_data): New function.
2042 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2043 (Relobj::gc_process_relocs): New function.
2044 (Relobj::do_gc_process_relocs): New pure virtual function.
2045 (Relobj::sd_): New data member.
2046 (Sized_relobj::is_output_section_offset_invalid): New function.
2047 (Sized_relobj::do_gc_process_relocs): New function.
2048 * options.h (General_options::gc_sections): Modify to not be a no-op.
2049 (General_options::print_gc_sections): New option.
2050 * plugin.cc (Plugin_finish::run): Remove function call to
2051 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2052 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2053 * reloc.cc (Read_relocs::run): Add task to process relocs and
2054 determine unreferenced sections when doing garbage collection.
2055 (Gc_process_relocs): New class.
2056 (Sized_relobj::do_gc_process_relocs): New function.
2057 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2058 sections that are garbage collected.
2059 * reloc.h (Gc_process_relocs): New class.
2060 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2061 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2062 symbols whose corresponding sections are garbage collected.
2063 (Symbol_table::Symbol_table): Add new parameter for the garbage
2065 (Symbol_table::gc_mark_undef_symbols): New function.
2066 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2067 (Symbol_table::gc_mark_dyn_syms): New function.
2068 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2070 (Symbol_table::add_from_object): Likewise.
2071 (Symbol_table::add_from_relobj): When building shared objects, do not
2072 treat externally visible symbols as garbage.
2073 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2074 table information for static and relocatable links.
2075 * symtab.h (Symbol_table::set_gc): New function.
2076 (Symbol_table::gc): New function.
2077 (Symbol_table::gc_mark_undef_symbols): New function.
2078 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2079 (Symbol_table::gc_mark_dyn_syms): New function.
2080 (Symbol_table::gc_): New data member.
2081 * target.h (Sized_target::gc_process_relocs): New pure virtual
2083 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2084 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2086 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2088 * options.h (General_options::gc_sections): Define as a no-op for now.
2089 (General_options::no_keep_memory): Ditto.
2090 (General_options::Bshareable): Define.
2091 * options.cc (General_options::finalize): Honor -Bshareable.
2093 2009-01-20 Andreas Schwab <schwab@suse.de>
2095 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2096 read the value in the contents, since we don't use it. Use the
2097 template endianness when writing.
2098 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2100 2009-01-19 Andreas Schwab <schwab@suse.de>
2102 * configure.tgt (powerpc64-*): Fix targ_obj.
2104 2009-01-15 Ian Lance Taylor <iant@google.com>
2106 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2107 local symbols when stripping all symbols.
2109 2009-01-14 Cary Coutant <ccoutant@google.com>
2111 * output.cc (Output_reloc): Add explicit instantiations.
2113 2009-01-14 Cary Coutant <ccoutant@google.com>
2115 * archive.cc (Archive::get_elf_object_for_member): Remove call
2116 to File_read::claim_for_plugin.
2117 * descriptors.cc (Descriptors::open): Remove reference to
2119 (Descriptors::claim_for_plugin): Remove.
2120 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2121 (Descriptors::is_claimed): Remove.
2122 (claim_descriptor_for_plugin): Remove.
2123 * fileread.cc (File_read::claim_for_plugin): Remove.
2124 * fileread.h (File_read::claim_for_plugin): Remove.
2125 (File_read::descriptor): Reopen descriptor if necessary.
2126 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2127 (Plugin_manager::all_symbols_read): Add task parameter. Change
2129 (Plugin_manager::get_input_file): New function.
2130 (Plugin_manager::release_input_file): New function.
2131 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2132 corresponding data member.
2133 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2134 and pass to base constructor. Change all callers.
2135 (get_input_file, release_input_file): New functions.
2136 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2137 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2138 (Plugin_manager::all_symbols_read): Add task parameter.
2139 (Plugin_manager::get_input_file): New function.
2140 (Plugin_manager::release_input_file): New function.
2141 (Plugin_manager::task_): New data member.
2142 (Pluginobj::Pluginobj): Add filesize parameter.
2143 (Pluginobj::filename): New function.
2144 (Pluginobj::descriptor): New function.
2145 (Pluginobj::filesize): New function.
2146 (Pluginobj::filesize_): New data member.
2147 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2148 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2149 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2151 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2152 with archive libraries.
2153 * testsuite/Makefile.in: Regenerate.
2154 * testsuite/plugin_test.c (struct sym_info): New type.
2155 (get_input_file, release_input_file): New static variables.
2156 (onload): Capture new transfer vector entries.
2157 (claim_file_hook): Stop reading at end of file according to filesize.
2158 Factor out parsing of readelf output into separate function.
2159 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2160 APIs and get the source file name from the symbol table. Convert
2161 source file name to corresponding object file name. Print info
2162 message when adding new input files.
2163 (parse_readelf_line): New function.
2164 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2165 * testsuite/plugin_test_2.sh: Likewise.
2166 * testsuite/plugin_test_3.sh: Likewise.
2167 * testsuite/plugin_test_4.sh: New test case.
2169 2009-01-07 Ian Lance Taylor <iant@google.com>
2171 * version.cc (version_string): Bump to 1.8.
2173 2008-12-23 Cary Coutant <ccoutant@google.com>
2175 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2176 * plugin.cc (Plugin_manager::finish): Rename as
2177 layout_deferred_objects. Move cleanup to separate function.
2178 (Plugin_manager::cleanup): New function.
2179 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2181 * plugin.h (Plugin_manager::finish): Rename as
2182 layout_deferred_objects.
2183 (Plugin_manager::cleanup): New function.
2184 (Plugin_manager::cleanup_done): New field.
2186 2008-12-23 Cary Coutant <ccoutant@google.com>
2188 * plugin.cc (is_visible_from_outside): New function.
2189 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2190 so we don't return "IR only" status for exported symbols or -r links.
2192 * testsuite/Makefile.am (plugin_test_3): New test case.
2193 * testsuite/Makefile.in: Regenerate.
2194 * testsuite/plugin_test_3.sh: New file.
2196 2008-12-22 Cary Coutant <ccoutant@google.com>
2198 * object.cc (Sized_relobj::layout_section): New function.
2199 (Sized_relobj::do_layout): Defer layout of input sections until after
2200 plugin has provided replacement files.
2201 (Sized_relobj::do_layout_deferred_sections): New function.
2202 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2203 (Relobj::layout_deferred_sections): New function.
2204 (Relobj::do_layout_deferred_sections): New function.
2205 (Sized_relobj::do_layout_deferred_sections): New function.
2206 (Sized_relobj::layout_section): New function.
2207 (Sized_relobj::Deferred_layout): New structure.
2208 (Sized_relobj::deferred_layout_): New field.
2209 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2210 Change all callers. Layout deferred sections.
2211 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2213 (Plugin_hook::run): Move code from do_plugin_hook inline.
2214 (Plugin_hook::do_plugin_hook): Remove.
2215 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2216 (Plugin_manager::finish): Renamed, was cleanup.
2217 (Plugin_manager::should_defer_layout): New function.
2218 (Plugin_manager::add_deferred_layout_object): New function.
2219 (Plugin_manager::Deferred_layout_list): New type.
2220 (Plugin_manager::deferred_layout_objects_): New field.
2221 (Plugin_hook::do_plugin_hook): Remove.
2223 2008-12-17 Ian Lance Taylor <iant@google.com>
2225 * options.h (class General_options): Add --no case for
2228 2008-12-16 Cary Coutant <ccoutant@google.com>
2230 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2232 (Plugin_manager::claim_file): Create plugin object even if
2233 plugin did not call the add_symbols callback.
2234 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2235 asking for more symbols than were added.
2236 * testsuite/Makefile.am (plugin_test_1): Add test case with
2238 (empty.syms): New target.
2239 * testsuite/Makefile.in: Regenerate.
2240 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2241 message. Don't call add_symbols if no globals.
2242 (all_symbols_read_hook): Don't provide replacement for empty
2245 2008-12-12 Ian Lance Taylor <iant@google.com>
2247 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2248 r_type == 0 for a local symbol with r_sym == 0.
2249 (scan_relocatable_relocs): Pass r_sym to
2250 local_non_section_strategy.
2251 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2254 * configure.ac: Update test for TLS descriptors: they are
2255 supported as of glibc 2.9.
2256 * configure: Rebuild.
2258 2008-12-11 Ian Lance Taylor <iant@google.com>
2261 * target-reloc.h (Default_scan_relocatable_relocs): For each
2262 function, map r_type == 0 to RELOC_DISCARD.
2264 2008-12-10 Cary Coutant <ccoutant@google.com>
2266 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2267 object to override a kept COMDAT group from a plugin object.
2269 2008-12-09 Ian Lance Taylor <iant@google.com>
2272 * yyscript.y (file_cmd): Handle INPUT.
2274 * testsuite/initpri1.c: Change all declarations to be full
2275 prototypes by adding void, to avoid compiler warnings.
2277 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2279 * options.cc (General_options::parse_plugin_opt): New.
2280 (General_options::add_plugin): The argument now is just the filename.
2281 (General_options::add_plugin_option): New.
2282 * options.h (plugin_opt): New.
2283 (add_plugin): Change argument name.
2284 (add_plugin_option): New.
2285 * plugin.cc (Plugin::load): Don't parse the plugin option.
2286 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2287 (Plugin::add_option): New.
2288 (Plugin::args_): Change type.
2289 (Plugin::filename_): New.
2290 (Plugin_manager::add_plugin_option): New.
2291 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2292 * testsuite/Makefile.in: Regenerate.
2294 2008-12-05 Cary Coutant <ccoutant@google.com>
2296 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2297 Handle --strip-lto-sections option.
2298 * options.h (strip_lto_sections): New option.
2300 2008-12-01 Cary Coutant <ccoutant@google.com>
2302 * plugin.cc (ld_plugin_message): Change format parameter to const.
2303 Fix mismatch between new[] and delete.
2305 2008-11-14 Cary Coutant <ccoutant@google.com>
2307 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2310 2008-11-05 Craig Silverstein <csilvers@google.com>
2312 * options.cc (General_options::parse_dynamic_list): New function.
2313 * options.h (General_options): New flags dynamic_list,
2314 dynamic_list_data, dynamic_list_cpp_new, and
2315 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2316 (General_options::in_dynamic_list): New function.
2317 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2318 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2319 (Lex::can_continue_name): Likewise.
2321 (read_script_file): New parameter script_options.
2322 (read_dynamic_list): New function.
2323 (Script_options::define_dynamic_list): New function.
2324 (dynamic_list_keyword_parsecodes): New variable.
2325 (dynamic_list_keywords): New variable.
2326 * script.h (Script_options::define_dynamic_list): New function
2328 (read_dynamic_list): New function prototype.
2329 * symtab.cc (strprefix): New macro.
2330 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2331 dynamic_list_data, dynamic_list_cpp_new, and
2332 dynamic_list_cpp_typeinfo.
2333 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2334 (dynamic_list_expr): New rule.
2335 (dynamic_list_nodes): Likewise.
2336 (dynamic_list_node): Likewise.
2337 * testsuite/Makefile.am (dynamic_list): New test.
2338 * testsuite/Makefile.in: Regenerated.
2339 * testsuite/dynamic_list.t: New file.
2340 * testsuite/dynamic_list.sh: New file.
2342 2008-11-05 Craig Silverstein <csilvers@google.com>
2344 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2345 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2346 (t11_last): Likewise.
2347 * testsuite/ver_test_6.c (main): Likewise.
2349 2008-10-07 Cary Coutant <ccoutant@google.com>
2351 * options.c (General_options::finalize): Add check for -static and
2353 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2356 2008-10-02 Cary Coutant <ccoutant@google.com>
2358 * plugin.cc (make_sized_plugin_object): Fix conditional
2359 compilation to work when not all targets are enabled.
2361 2008-09-29 Cary Coutant <ccoutant@google.com>
2363 * archive.cc (Archive::get_file_and_offset): Use filename instead
2364 of name to get library path.
2365 (Archive::include_member): Unlock external member of a thin archive.
2367 * testsuite/Makefile.am (TEST_AR): New variable.
2368 (thin_archive_test_1): New test.
2369 (thin_archive_test_2): New test.
2370 * testsuite/Makefile.in: Regenerate.
2371 * testsuite/thin_archive_main.cc: New file.
2372 * testsuite/thin_archive_test_1.cc: New file.
2373 * testsuite/thin_archive_test_2.cc: New file.
2374 * testsuite/thin_archive_test_3.cc: New file.
2375 * testsuite/thin_archive_test_4.cc: New file.
2377 2008-09-29 Cary Coutant <ccoutant@google.com>
2379 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2380 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2382 (Sized_relobj::do_finalize_local_symbols): Likewise.
2383 (Sized_relobj::map_to_kept_section): Likewise.
2384 * object.h (Sized_relobj::invalid_address): New constant.
2385 (Sized_relobj::do_output_section_offset): Check for invalid_address
2387 * output.cc (Output_reloc::local_section_offset): Use constant
2388 invalid_address instead of -1U.
2389 (Output_reloc::get_address): Likewise.
2390 (Output_section::output_address): Change -1U to -1ULL.
2391 * output.h (Output_reloc::invalid_address): New constant.
2392 * reloc.cc (Sized_relobj::write_sections): Use constant
2393 invalid_address instead of -1U.
2394 (Sized_relobj::relocate_sections): Likewise.
2395 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2396 values for merge sections.
2397 * target-reloc.h (relocate_for_relocatable): Use constant
2398 invalid_address instead of -1U.
2400 2008-09-19 Cary Coutant <ccoutant@google.com>
2402 Add plugin functionality for link-time optimization (LTO).
2403 * configure.ac (plugins): Add --enable-plugins option.
2404 * configure: Regenerate.
2405 * config.in: Regenerate.
2406 * Makefile.am (LIBDL): New variable.
2407 (CCFILES): Add plugin.cc.
2408 (HFILES): Add plugin.h.
2409 (ldadd_var): Add LIBDL.
2410 * Makefile.in: Regenerate.
2412 * archive.cc: Include "plugin.h".
2413 (Archive::setup): Don't preread archive symbols when using a plugin.
2414 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2415 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2417 (Archive::include_member): Add symbols from plugin objects.
2418 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2419 * descriptors.cc (Descriptors::open): Check for file descriptors
2420 abandoned by plugins.
2421 (Descriptors::claim_for_plugin): New function.
2422 * descriptors.h (Descriptors::claim_for_plugin): New function.
2423 (Open_descriptor::is_claimed): New field.
2424 (claim_descriptor_for_plugin): New function.
2425 * fileread.cc (File_read::claim_for_plugin): New function.
2426 * fileread.h (File_read::claim_for_plugin): New function.
2427 (File_read::descriptor): New function.
2428 * gold.cc: Include "plugin.h".
2429 (queue_initial_tasks): Add task to call plugin hooks for generating
2431 * main.cc: Include "plugin.h".
2432 (main): Load plugin libraries.
2433 * object.h (Pluginobj): Declare.
2434 (Object::pluginobj): New function.
2435 (Object::do_pluginobj): New function.
2436 (Object::set_target): New function.
2437 * options.cc: Include "plugin.h".
2438 (General_options::parse_plugin): New function.
2439 (General_options::General_options): Initialize plugins_ field.
2440 (General_options::add_plugin): New function.
2441 * options.h (Plugin_manager): Declare.
2442 (General_options): Add --plugin option.
2443 (General_options::has_plugins): New function.
2444 (General_options::plugins): New function.
2445 (General_options::add_plugin): New function.
2446 (General_options::plugins_): New field.
2447 * plugin.cc: New file.
2448 * plugin.h: New file.
2449 * readsyms.cc: Include "plugin.h".
2450 (Read_symbols::do_read_symbols): Check for archive before checking
2451 for ELF file. Call plugin hooks to claim files.
2452 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2453 from a real object file; force override when processing replacement
2455 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2456 (Symbol::init_base_object): Likewise.
2457 (Symbol::init_base_output_data): Likewise.
2458 (Symbol::init_base_output_segment): Likewise.
2459 (Symbol::init_base_constant): Likewise.
2460 (Symbol::init_base_undefined): Likewise.
2461 (Symbol::output_section): Assert that object is not a plugin.
2462 (Symbol_table::add_from_pluginobj): New function.
2463 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2465 (Symbol_table::sized_write_globals): Likewise.
2466 (Symbol_table::add_from_pluginobj): Instantiate template.
2467 * symtab.h (Sized_pluginobj): Declare.
2468 (Symbol::in_real_elf): New function.
2469 (Symbol::set_in_real_elf): New function.
2470 (Symbol::in_real_elf_): New field.
2471 (Symbol_table::add_from_pluginobj): New function.
2473 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2474 (LIBDL): New variable.
2476 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2477 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2478 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2479 (MOSTLYCLEANFILES): Likewise.
2480 * testsuite/Makefile.in: Regenerate.
2481 * testsuite/plugin_test.c: New file.
2482 * testsuite/plugin_test_1.sh: New file.
2483 * testsuite/plugin_test_2.sh: New file.
2485 2008-09-16 Ian Lance Taylor <iant@google.com>
2487 * target-reloc.h (relocate_section): Check whether a symbol is
2488 defined by the ABI before reporting an undefined symbol error.
2489 * target.h (Target::is_defined_by_abi): Make parameter const.
2490 (Target::do_is_defined_by_abi): Likewise.
2491 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2492 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2493 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2494 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2495 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2496 * testsuite/Makefile.in: Rebuild.
2498 * fileread.cc (make_view): Add casts to avoid warning.
2500 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2502 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2503 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2505 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2507 * options.h (General_options::output_is_executable): New.
2508 (General_options::output_is_pie): New.
2509 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2510 for shared libraries.
2511 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2513 2008-09-11 Chris Demetriou <cgd@google.com>
2515 * options.h (origin): New -z option.
2516 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2517 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2520 2008-09-05 Cary Coutant <ccoutant@google.com>
2522 * fileread.cc (File_read::make_view): Add check for attempt to map
2525 2008-09-05 Cary Coutant <ccoutant@google.com>
2527 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2528 explicit instantiations.
2530 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2533 * options.cc (General_options::finalize): Allow undefined symbols
2534 in shlibs if linking -shared.
2537 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2538 symbols as not needing a dynsym entry.
2540 2008-08-20 Craig Silverstein <csilvers@google.com>
2542 * fileread.cc (File_read::open): Do not lock the file unless it
2543 was successfully opened.
2545 2008-08-14 Cary Coutant <ccoutant@google.com>
2547 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2548 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2549 * testsuite/tls_test.cc (struct int128): 128-bit struct
2550 for testing TLS relocs with non-zero addend.
2551 (v12): New TLS variable.
2553 (t_last): Add check for v12.
2554 * testsuite/tls_test.h (t12): New function.
2555 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2557 2008-08-13 Ian Lance Taylor <iant@google.com>
2559 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2560 set tls_segment_ or relro_segment_.
2561 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2563 * output.h (Output_section::clear_is_relro): New function.
2564 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2565 sections specially even when output_data_ is empty.
2566 (Output_segment::maximum_alignment): When first section is relro,
2567 only force alignment for PT_LOAD segments.
2568 * script.cc (script_data_segment_align): New function.
2569 (script_data_segment_relro_end): New function.
2570 * script-c.h (script_data_segment_align): Declare.
2571 (script_data_segment_relro_end): Declare.
2572 * script-sections.h (class Script_sections): Declare
2573 data_segment_align and data_segment_relro_end. Add fields
2574 segment_align_index_ and saw_relro_end_.
2575 * script-sections.cc (class Sections_element): Add set_is_relro
2576 virtual function. Add new bool* parameter to place_orphan_here.
2577 Add get_output_section virtual function.
2578 (class Output_section_definition): Add set_is_relro. Add new
2579 bool* parameter to place_orphan_here. Add get_output_section.
2580 Add is_relro_ field.
2581 (Output_section_definition::Output_section_definition): Initialize
2582 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2583 and is_relro_ fields.
2584 (Output_section_definition::place_orphan_here): Add is_relro
2586 (Output_section_definition::set_section_addresses): Set relro for
2588 (Output_section_definition::alternate_constraint): Likewise.
2589 (class Orphan_output_section): Add new bool* parameter to
2590 place_orphan_here. Add get_output_section.
2591 (Orphan_output_section::place_orphan_here): Add is_relro
2593 (Script_sections::Script_sections): Initialize
2594 data_segment_align_index_ and saw_relro_end_.
2595 (Script_sections::data_segment_align): New function.
2596 (Script_sections::data_segment_relro_end): New function.
2597 (Script_sections::place_orphan): Set or clear is_relro.
2598 (Script_sections::set_section_addresses): Force alignment of first
2600 * yyscript.y (exp): Call script_data_segment_align and
2601 script_data_segment_relro_end.
2602 * testsuite/relro_script_test.t: New file.
2603 * testsuite/relro_test.cc (using_script): Declare.
2604 (t1, t2): Test using_script.
2605 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2606 (relro_script_test_SOURCES): Define.
2607 (relro_script_test_DEPENDENCIES): Define.
2608 (relro_script_test_LDFLAGS): Define.
2609 (relro_script_test_LDADD): Define.
2610 (relro_script_test.so): New target.
2611 * testsuite/Makefile.in: Rebuild.
2613 2008-08-06 Cary Coutant <ccoutant@google.com>
2615 * archive.cc (Archive::total_archives, Archive::total_members)
2616 (Archive::total_members_loaded): New variables.
2617 (Archive::setup): Add parameter. Add option to preread
2619 (Archive::read_armap): Add counter.
2620 (Archive::get_file_and_offset): New function.
2621 (Archive::get_elf_object_for_member): New function.
2622 (Archive::read_all_symbols): New function.
2623 (Archive::read_symbols): New function.
2624 (Archive::add_symbols): Add counters.
2625 (Archive::include_all_members): Use armap to find members if it's
2627 (Archive::include_member): Skip reading symbols if already read.
2628 Factored code into Archive::get_file_and_offset and
2629 Archive::get_elf_object_for_member. Changed call to
2630 Mapfile::report_include_archive_member.
2631 (Archive::print_stats): New function.
2632 * archive.h: Declare Object and Read_symbols_data classes.
2633 (Archive::Archive): Add initializers for new members.
2634 (Archive::setup): Add parameter.
2635 (Archive::print_stats): New function.
2636 (Archive::total_archives, Archive::total_members)
2637 (Archive::total_members_loaded): New variables.
2638 (Archive::get_file_and_offset): New function.
2639 (Archive::get_elf_object_for_member): New function.
2640 (Archive::read_all_symbols): New function.
2641 (Archive::read_symbols): New function.
2642 (Archive::Archive_member): New class.
2643 (Archive::members_): New member.
2644 (Archive::num_members_): New member.
2645 * main.cc: Include archive.h.
2646 (main): Call Archive::print_stats.
2647 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2648 archive parameter; member_name is now the fully-decorated name.
2649 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2650 * options.h: (General_options): Add --preread-archive-symbols option.
2651 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2654 2008-08-04 Ian Lance Taylor <iant@google.com>
2656 * symtab.h (Symbol::use_plt_offset): New function.
2657 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2658 * powerpc.cc (Relocate::relocate): Likewise.
2659 * sparc.cc (Relocate::relocate): Likewise.
2660 * x86_64.cc (Relocate::relocate): Likewise.
2661 * testsuite/weak_plt.sh: New test.
2662 * testsuite/weak_plt_main.cc: New test.
2663 * testsuite/weak_plt_shared.cc: New test.
2664 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2665 (check_PROGRAMS): Add weak_plt.
2666 (check_DATA): Add weak_plt_shared.so.
2667 (weak_plt_main_pic.o, weak_plt): New targets.
2668 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2669 * testsuite/Makefile.in: Rebuild.
2671 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2673 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2674 * testsuite/Makefile.in: Rebuild.
2676 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2678 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2679 * Makefile.in: Regenerate.
2680 * po/POTFILES.in: Regenerate.
2682 2008-07-29 Ian Lance Taylor <iant@google.com>
2684 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2685 symbols before other symbols.
2686 * testsuite/script_test_2.cc (test_addr): Declare.
2687 (test_addr_alias): Declare.
2688 (main): Check that test_addr and test_addr_alias have the right
2690 * testsuite/script_test_2.t: Define test_addr_alias and
2693 2008-07-24 Ian Lance Taylor <iant@google.com>
2696 * descriptors.cc: New file.
2697 * descriptors.h: New file.
2698 * gold-threads.h (class Hold_optional_lock): New class.
2699 * fileread.cc: Include "descriptors.h".
2700 (File_read::~File_read): Release descriptor rather than closing
2702 (File_read::open) [file]: Call open_descriptor rather than open.
2703 Set is_descriptor_opened_.
2704 (File_read::open) [memory]: Assert that descriptor is not open.
2705 (File_read::reopen_descriptor): New function.
2706 (File_read::release): Release descriptor.
2707 (File_read::do_read): Make non-const. Reopen descriptor.
2708 (File_read::read): Make non-const.
2709 (File_read::make_view): Reopen descriptor.
2710 (File_read::do_readv): Likewise.
2711 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2712 Update declarations.
2713 * layout.cc: Include "descriptors.h".
2714 (Layout::create_build_id): Use open_descriptor rather than open.
2715 * output.cc: Include "descriptors.h".
2716 (Output_file::open): Use open_descriptor rather than open.
2717 * archive.cc (Archive::const_iterator): Change Archive to be
2719 (Archive::begin, Archive::end): Make non-const.
2720 (Archive::count_members): Likewise.
2721 * archive.h (class Archive): Update declarations.
2722 * object.h (Object::read): Make non-const.
2723 * Makefile.am (CCFILES): Add descriptors.cc.
2724 (HFILES): Add descriptors.h.
2725 * Makefile.in: Rebuild.
2728 * gold.h: Always include <clocale>. Add Solaris workarounds
2729 following code in binutils/sysdep.h.
2732 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2733 this->eh_frame_hdr_ is NULL before using it.
2735 * dynobj.cc (Versions::Versions): Update comment.
2737 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2738 the base version name.
2740 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2741 array size plus one.
2742 (Stringpool_template::set_string_offsets): Subtract one from key
2743 before using it as an array index.
2744 (Stringpool_template::get_offset_with_length): Likewise.
2745 (Stringpool_template::write_to_buffer): Likewise.
2746 * stringpool.h (Stringpool_template::get_offset_from_key):
2749 2008-07-23 Ian Lance Taylor <iant@google.com>
2752 * object.h (Merged_symbol_value::value): Do our best to handle a
2756 * script.cc (Version_script_info::get_versions): Don't add empty
2757 version tag to return value.
2758 (Version_script_info::get_symbol_version_helper): Change return
2759 type to bool. Add pversion parameter. Change all callers.
2760 (script_register_vers_node): Don't require a non-NULL tag.
2761 * script.h (class Version_script_info): Update declarations.
2762 (Version_script_info::get_symbol_version): Change return type to
2763 bool. Add version parameter. Change all callers.
2764 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2765 handling. Handle an empty version from a version script.
2766 (Symbol_table::define_special_symbol): Likewise.
2767 * testsuite/ver_test_10.script: New file.
2768 * testsuite/ver_test_10.sh: New file.
2769 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2770 (check_DATA): Add ver_test_10.syms.
2771 (ver_test_10.syms, ver_test_10.so): New target.
2772 * testsuite/Makefile.in: Rebuild.
2774 2008-07-23 Simon Baldwin <simonb@google.com>
2776 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2777 to zero for undefined symbols from dynamic libraries.
2779 2008-07-23 Ian Lance Taylor <iant@google.com>
2781 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2783 * symtab.h (class Symbol_table): Update declaration.
2784 * testsuite/ver_test_9.cc: New file.
2785 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2786 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2787 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2788 (ver_test_9.so, ver_test_9.o): New targets.
2789 * testsuite/Makefile.in: Rebuild.
2791 2008-07-22 Ian Lance Taylor <iant@google.com>
2793 * options.h (class General_options): Define --check-sections.
2794 * layout.cc (Layout::set_segment_offsets): Handle
2797 * options.h (class General_options): Define -n/--nmagic and
2799 * options.cc (General_options::finalize): For -n/--nmagic or
2800 -N/--omagic, set -static.
2801 * layout.cc (Layout::attach_allocated_section_to_segment): If
2802 -N/--omagic, don't put read-only and read-write sections in
2804 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2805 finding a read-only segment.
2806 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2807 don't set the minimum segment alignment to the common page size,
2808 and don't set the file offset to the address modulo the page size.
2809 * script-sections.cc (Script_sections::create_segments): If
2810 -n/--omagic, don't put read-only and read-write sections in
2813 * cref.cc: New file.
2815 * options.h (class General_options): Add --print-symbol-counts.
2816 * main.cc (main): Issue defined symbol report if requested.
2817 * archive.cc (Archive::interpret_header): Make into a const member
2819 (Archive::add_symbols): Call Input_objects::archive_start and
2821 (Archive::const_iterator): Define new class.
2822 (Archive::begin, Archive::end): New functions.
2823 (Archive::include_all_members): Rewrite to use iterator.
2824 (Archive::count_members): New function.
2825 * archive.h (class Archive): Update declarations.
2826 (Archive::filename): New function.
2827 * object.cc: Include "cref.h".
2828 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2829 (Sized_relobj::do_get_global_symbol_counts): New function.
2830 (Input_objects::add_object): Add object to cross-referencer.
2831 (Input_objects::archive_start): New function.
2832 (Input_objects::archive_stop): New function.
2833 (Input_objects::print_symbol_counts): New function.
2834 * object.h: Declare Cref and Archive.
2835 (Object::get_global_symbol_counts): New function.
2836 (Object::do_get_global_symbol_counts): New pure virtual function.
2837 (class Sized_relobj): Add defined_count_ field. Update
2839 (class Input_objects): Add cref_ field. Update constructor.
2840 Update declarations.
2841 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2843 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2845 (Sized_dynobj::do_get_global_symbol_counts): New function.
2846 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2847 defined_count_. Update declarations. Define Symbols typedef.
2848 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2849 parameter. Change all callers.
2850 (Symbol_table::add_from_dynobj): Add sympointers and defined
2851 parameters. Change all callers.
2852 * symtab.h (class Symbol_table): Update declarations.
2853 * Makefile.am (CCFILES): Add cref.cc.
2854 (HFILES): Add cref.h.
2855 * Makefile.in: Rebuild.
2857 2008-07-22 Simon Baldwin <simonb@google.com>
2859 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2860 to zero when writing undefined symbols.
2862 2008-07-22 Ian Lance Taylor <iant@google.com>
2864 * output.cc (Output_section::add_input_section): Don't try to
2865 merge empty merge sections.
2867 2008-07-21 Craig Silverstein <csilvers@google.com>
2869 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2870 Include symbol version in error message.
2872 2008-07-20 Chris Demetriou <cgd@google.com>
2874 * configure.ac (gold_cv_c_random_seed): New configured variable.
2875 (RANDOM_SEED_CFLAGS): New substituted variable.
2876 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2877 * configure: Rebuild.
2878 * Makefile.in: Likewise.
2879 * testsuite/Makefile.in: Likewise.
2881 2008-07-18 Ian Lance Taylor <iant@google.com>
2883 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2884 where we see NAME/NULL and NAME/VERSION as separate symbols.
2885 * testsuite/ver_test_main.cc (main): Call t4.
2886 (t4, t4_2a): Define.
2887 * testsuite/ver_test_2.cc (t4_2): Define.
2888 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2889 * testsuite/ver_test_4.cc (t4_2a): Define.
2890 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2891 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2893 2008-07-17 Ian Lance Taylor <iant@google.com>
2895 * dynobj.cc (Versions::add_def): If we give an error about a
2896 missing version, go ahead and create the version anyhow.
2898 2008-07-10 Ian Lance Taylor <iant@google.com>
2900 Handle output sections with more than 0x7fffffff bytes.
2901 * object.h (class Relobj): Change map_to_output_ to
2902 output_sections_, and just keep a section pointer. Change all
2903 uses. Move comdat group support to Sized_relobj.
2904 (Relobj::is_section_specially_mapped): Remove.
2905 (Relobj::output_section): Remove poff parameter. Change all
2907 (Relobj::output_section_offset): New function.
2908 (Relobj::set_section_offset): Rewrite.
2909 (Relobj::map_to_output): Remove.
2910 (Relobj::output_sections): New function.
2911 (Relobj::do_output_section_offset): New pure virtual function.
2912 (Relobj::do_set_section_offset): Likewise.
2913 (class Sized_relobj): Add section_offsets_ field. Add comdat
2914 group support from Relobj. Update declarations.
2915 (Sized_relobj::get_output_section_offset): New function.
2916 (Sized_relobj::do_output_section_offset): New function.
2917 (Sized_relobj::do_set_section_offset): New function.
2918 * object.cc (Relobj::output_section_address): Remove.
2919 (Sized_relobj::Sized_relobj): Initialize new fields.
2920 (Sized_relobj::include_section_group): Cast find_kept_object to
2922 (Sized_relobj::include_linkonce_section): Likewise.
2923 (Sized_relobj::do_layout): Use separate arrays for output section
2925 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2927 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2928 output_sections and section_offsets.
2929 (Sized_relobj::write_local_symbols): Likewise.
2930 (map_to_kept_section): Compute output address directly.
2931 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2932 output_sections and section_offsets.
2933 (Sized_relobj::write_sections): Likewise.
2934 (Sized_relobj::relocate_sections): Likewise.
2935 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2936 * output.h (class Output_reloc): Update declarations. Change
2937 u2_.relobj to Sized_relobj*.
2938 (class Output_data_reloc): Change add functions to use
2940 * output.cc (Output_reloc::Output_reloc): Change relobj to
2942 (Output_reloc::local_section_offset): Change return type to
2943 Elf_Addr. Use get_output_section_offset.
2944 (Output_reloc::get_address): Likewise.
2945 (Output_section::is_input_address_mapped): Don't call
2946 is_section_specially_mapped.
2947 (Output_section::output_offset): Likewise.
2948 (Output_section::output_address): Likewise.
2949 (Output_section::starting_output_address): Likewise.
2950 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2951 parameter to Sized_relobj*.
2952 (Copy_relocs::need_copy_reloc): Likewise.
2953 (Copy_relocs::save): Likewise.
2954 * copy-relocs.h (class Copy_relocs): Update declarations.
2955 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2956 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2957 * target-reloc.h (relocate_for_relocatable): Change
2958 offset_in_output_section type to Elf_Addr. Change code that uses
2960 * layout.cc (Layout::layout): Always set *off.
2961 * mapfile.cc (Mapfile::print_input_section): Use
2962 output_section_offset.
2963 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2965 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2966 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2967 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2969 2008-07-03 Ian Lance Taylor <iant@google.com>
2971 * layout.cc (Layout::include_section): Do not discard unrecognized
2972 SHT_STRTAB sections.
2974 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2976 * script.cc (Lex::can_continue_name): Make '?' allowable in
2977 version-script names.
2978 * testsuite/version_script.map: Change glob pattern to use '?'
2980 2008-06-30 Manish Singh <yosh@gimp.org>
2983 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2986 2008-06-30 Ian Lance Taylor <iant@google.com>
2990 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2991 versions]: Don't try to read the value in the contents, since we
2992 don't use it. Use the template endianness when writing.
2994 2008-06-25 Cary Coutant <ccoutant@google.com>
2996 * fileread.cc (File_read::make_view): Assert on zero-length view.
2997 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2998 symbol table when there are no symbols to read.
3000 2008-06-23 Craig Silverstein <csilvers@google.com>
3002 * version.cc (version_string): Bump to 1.7
3004 2008-06-18 Craig Silverstein <csilvers@google.com>
3006 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3007 constant 0xFFFF to type Valtype.
3008 (Powerpc_relocate_functions::rel16_ha): Likewise.
3010 2008-06-17 Ian Lance Taylor <iant@google.com>
3012 * output.h (Output_section::Input_section): Initialize p2align_ to
3013 zero for Output_section_data constructors.
3014 (Output_section::Input_section::addralign): If not an input
3015 section, return the alignment of the Output_section_data.
3016 * testsuite/copy_test.cc: New file.
3017 * testsuite/copy_test_1.cc: New file.
3018 * testsuite/copy_test_2.cc: New file.
3019 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3020 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3021 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3022 (copy_test_1_pic.o, copy_test_1.so): New targets.
3023 (copy_test_2_pic.o, copy_test_2.so): New targets.
3024 * testsuite/Makefile.in: Rebuild.
3026 * script-sections.cc (Script_sections::place_orphan): Initialize
3027 local variable exact.
3029 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3031 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3033 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3034 David S. Miller <davem@davemloft.net>
3036 * powerpc.cc: New file.
3037 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3038 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3039 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3040 * Makefile.in: Rebuild.
3042 2008-06-09 Ian Lance Taylor <iant@google.com>
3044 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3046 (throwing, orig_terminate): New static variables.
3047 (terminate_handler): New static function.
3048 (t2): Set terminate handler.
3050 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3053 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3056 2008-05-30 Cary Coutant <ccoutant@google.com>
3058 * archive.cc (Archive::include_all_members) Correct to step
3059 over symbol table and extended name table in thin archives.
3061 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3064 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3067 2008-05-28 Caleb Howe <cshowe@google.com>
3069 * reduced_debug_output.cc: New file.
3070 * reduced_debug_output.h: New file.
3071 * options.h (class General_options): Add --strip-debug-non-line.
3072 * options.cc (General_options::finalize): Add strip_debug_non_line
3073 to the strip heirarchy.
3074 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3076 * layout.cc: Include "reduced_debug_output.h".
3077 (Layout::Layout): Initialize new fields.
3078 (line_only_debug_sections): New static array.
3079 (is_lines_only_debug_sections): New static inline function.
3080 (Layout::include_section): Handle --strip-debug-non-line.
3081 (Layout::make_output_section): If --strip-debug-non-line, build
3082 new output sections for .debug_abbrev and .debug_info.
3083 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3084 gold. Warn about possible overflow.
3085 (read_signed_LEB_128): Likewise.
3086 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3087 (read_signed_LEB_128): Declare.
3088 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3089 (HFILES): Add reduced_debug_output.h.
3090 * Makefile.in: Rebuild.
3092 2008-05-21 Ian Lance Taylor <iant@google.com>
3094 * mapfile.cc: New file.
3095 * mapfile.h: New file.
3096 * options.h (class General_options): Add -M/--print-map and -Map.
3097 * options.cc (General_options::finalize): Make -M equivalent to
3099 * main.cc: Include <cstdio> and "mapfile.h".
3100 (main): Open mapfile if requested.
3101 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3102 constructor. Change caller.
3103 (queue_initial_tasks): Add mapfile parameter. Change caller.
3104 (queue_middle_tasks): Likewise.
3105 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3107 * archive.cc: Include "mapfile.h".
3108 (Archive::add_symbols): Add mapfile parameter. Change all
3109 callers. Pass mapfile, symbol, and reason to include_member.
3110 (Archive::include_all_members): Add mapfile parameter. Change all
3112 (Archive::include_member): Add mapfile, sym, and why parameters.
3113 Change all callers. Report inclusion to map file.
3114 * archive.h: Include "fileread.h".
3115 (class Archive): Update declarations.
3116 (Archive::file): New const method.
3117 (class Add_archive_symbols): Add mapfile_ field. Update
3118 constructor. Change all callers.
3119 * readsyms.h (class Read_symbols): Likewise.
3120 (class Finish_group): Likewise.
3121 (class Read_script): Likewise.
3122 * common.cc: Include "mapfile.h".
3123 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3125 (Symbol_table::do_allocate_commons): Likewise.
3126 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3127 symbol allocation to mapfile.
3128 * common.h (class Allocate_commons_task): Add mapfile_ field.
3129 Update constructor. Change all callers.
3130 * symtab.h (class Symbol_table): Update declarations.
3131 * layout.cc: Include "mapfile.h".
3132 (Layout_task_runner::run): Print information to mapfile.
3133 (Layout::create_gold_note): Change Output_data_fixed_space to
3134 Output_data_zero_fill.
3135 (Layout::create_build_id): Likewise.
3136 (Layout::print_to_mapfile): New function.
3137 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3138 constructor. Change caller.
3139 (class Layout): Declare print_to_mapfile.
3140 * output.cc (Output_section::Input_section::print_to_mapfile): New
3142 (Output_section::add_input_section): If producing a map, always
3143 add to input_sections_ list.
3144 (Output_section::do_print_to_mapfile): New function.
3145 (Output_segment::print_sections_to_mapfile): New function.
3146 (Output_segment::print_section_list_to_mapfile): New function.
3147 * output.h: Include "mapfile.h".
3148 (Output_data::print_to_mapfile): New function.
3149 (Output_data::do_print_to_mapfile): New virtual function.
3150 (Output_segment_headers::do_print_to_mapfile): New function.
3151 (Output_file_header::do_print_to_mapfile): New function.
3152 (Output_data_const::do_print_to_mapfile): New function.
3153 (class Output_data_const_buffer): Add map_name_ field. Update
3154 constructor. Change all callers. Add do_print_to_mapfile
3156 (class Output_data_fixed_space): Likewise.
3157 (class Output_data_space): Likewise.
3158 (class Output_data_zero_fill): New class.
3159 (Output_data_strtab::do_print_to_mapfile): New function.
3160 (Output_data_reloc_base::do_print_to_mapfile): New function.
3161 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3162 (Output_data_group::do_print_to_mapfile): New function.
3163 (Output_data_got::do_print_to_mapfile): New function.
3164 (Output_data_dynamic::do_print_to_mapfile): New function.
3165 (Output_symtab_xindex::do_print_to_mapfile): New function.
3166 (class Output_section): Declare do_print_to_mapflie. Declare
3167 print_to_mapfile in Input_section.
3168 (class Output_segment): Declare new functions.
3169 * object.h (Sized_relobj::symbol_count): New function.
3170 * script-sections.cc
3171 (Output_section_element_dot_assignment::set_section_addresses):
3172 Change Output_data_fixed_space to Output_data_zero_fill.
3173 (Output_data_expression::do_print_to_mapfile): New function.
3174 * script.cc (read_input_script): Add mapfile parameter. Change
3176 * script.h (read_input_script): Update declaration.
3177 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3178 (Eh_frame::do_print_to_mapfile): New function.
3179 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3180 (Output_merge_string::do_print_to_mapfile): New function.
3181 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3183 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3185 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3187 * Makefile.am (CCFILES): Add mapfile.cc.
3188 (HFILES): Add mapfile.h.
3189 * Makefile.in: Rebuild.
3191 2008-05-19 Ian Lance Taylor <iant@google.com>
3193 * options.h (class General_options): Add -z relro.
3194 * layout.cc (Layout::Layout): Initialize relro_segment_.
3195 (Layout::add_output_section_data): Return the output section.
3196 (Layout::make_output_section): Rcognize relro sections and mark
3198 (Layout::attach_allocated_section_to_segment): Put relro sections
3199 in a PT_GNU_RELRO segment.
3200 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3202 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3204 (Layout::linkonce_mapping): Map d.rel.ro.local to
3206 (Layout::output_section_name): Us .data.rel.ro.local for any
3207 section which begins with that.
3208 * layout.h (class Layout): Update add_output_section_data
3209 declaration. Add relro_segment_ field.
3210 * output.cc (Output_section::Output_section): Initialize is_relro_
3211 and is_relro_local_ fields.
3212 (Output_segment::add_output_section): Group relro sections.
3213 (Output_segment::is_first_section_relro): New function.
3214 (Output_segment::maximum_alignment): If there is a relro section,
3215 align the segment to the common page size.
3216 (Output_segment::set_section_addresses): Track whether we are
3217 looking at relro sections. If the last section is a relro
3218 section, align to the common page size.
3219 (Output_segment::set_section_list_addresses): Add in_relro
3220 parameter. Change all callers. Align to the page size when
3221 moving from relro to non-relro section.
3222 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3224 * output.h (class Output_section): Add is_relro_ and
3225 is_relro_local_ fields.
3226 (Output_section::is_relro): New function.
3227 (Output_section::set_is_relro): New function.
3228 (Output_section::is_relro_local): New function.
3229 (Output_section::set_is_relro_local): New function.
3230 (class Output_segment): Update declarations.
3231 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3232 * sparc.cc (Target_sparc::got_section): Likewise.
3233 * x86_64.cc (Target_x86_64::got_section): Likewise.
3234 * testsuite/relro_test_main.cc: New file.
3235 * testsuite/relro_test.cc: New file.
3236 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3237 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3238 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3239 (relro_test.so, relro_test_pic.o): New targets.
3240 * testsuite/Makefile.in: Rebuild.
3242 2008-05-16 Ian Lance Taylor <iant@google.com>
3244 * output.cc (Output_segment::add_output_section): Remove front
3246 * output.h (class Output_segment): Remove
3247 add_initial_output_section and overloaded add_output_section.
3248 Update declaration of remaining add_output_section.
3249 * layout.cc (Layout::create_interp): Call add_output_section
3250 rather than add_initial_output_section.
3251 (Layout::finish_dynamic_section): Likewise.
3253 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3254 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3255 know the dynamic type.
3256 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3257 field. Initialize it in constructor.
3258 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3259 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3260 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3263 * output.cc (Output_reloc::get_address): Change return type to
3265 * output.h (class Output_reloc): Update get_address declaration.
3266 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3267 for section addresses.
3269 2008-05-09 Ian Lance Taylor <iant@google.com>
3272 * gold.cc (gold_nomem): Use return value of write.
3274 2008-05-08 Ian Lance Taylor <iant@google.com>
3276 * symtab.c (Symbol::init_base_output_data): Add version
3277 parameter. Change all callers.
3278 (Symbol::init_base_output_segment): Likewise.
3279 (Symbol::init_base_constant): Likewise.
3280 (Symbol::init_base_undefined): Likewise.
3281 (Sized_symbol::init_output_data): Likewise.
3282 (Sized_symbol::init_output_segment): Likewise.
3283 (Sized_symbol::init_constant): Likewise.
3284 (Sized_symbol::init_undefined): Likewise.
3285 (Symbol_table::do_define_in_output_data): If the new symbol has a
3286 version, mark it as the default.
3287 (Symbol_table::do_define_in_output_segment): Likewise.
3288 (Symbol_table::do_define_as_constant): Likewise.
3289 * symtab.h (class Symbol): Update declarations.
3290 (class Sized_symbol): Likewise.
3291 * resolve.cc (Symbol::override_version): New function.
3292 (Symbol::override_base): Call override_version.
3293 (Symbol::override_base_with_special): Likewise.
3294 * testsuite/ver_script_8.script: New file.
3295 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3296 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3297 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3298 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3300 2008-05-06 Ian Lance Taylor <iant@google.com>
3303 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3305 (class General_options): Remove existing --undefined, and add
3306 --no-undefined instead. Add new --undefined as synonym for -u.
3307 * archive.cc (Archive::add_symbols): Check whether symbol was
3309 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3310 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3311 all uses. Add IS_UNDEFINED. Update declarations to split
3312 different versions of init_base. Declare init_base_undefined.
3313 (Symbol::is_defined): Handle IS_UNDEFINED.
3314 (Symbol::is_undefined): Likewise.
3315 (Symbol::is_weak_undefined): Call is_undefined.
3316 (Symbol::is_absolute): Handle IS_CONSTANT.
3317 (class Sized_symbol): Update declarations to split different
3318 versions of init. Declare init_undefined.
3319 (class Symbol_table): Declare new functions.
3320 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3322 (Symbol::init_base_output_data): Likewise.
3323 (Symbol::init_base_output_segment): Likewise.
3324 (Symbol::init_base_constant): Likewise.
3325 (Symbol::init_base_undefined): New function.
3326 (Sized_symbol::init_object): Rename from init. Change all
3328 (Sized_symbol::init_output_data): Likewise.
3329 (Sized_symbol::init_output_segment): Likewise.
3330 (Sized_symbol::init_constant): Likewise.
3331 (Sized_symbol::init_undefined): New function.
3332 (Symbol_table::add_undefined_symbols_from_command_line): New
3334 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3336 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3337 (Symbol::output_section): Likewise.
3338 (Symbol::set_output_section): Likewise.
3339 (Symbol_table::sized_finalize_symbol): Likewise.
3340 (Symbol_table::sized_write_globals): Likewise.
3341 * resolve.cc (Symbol_table::should_override): Likewise.
3342 (Symbol::override_base_with_special): Likewise.
3344 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3345 symbol, change it to have default visibility.
3346 * testsuite/protected_1.cc: New file.
3347 * testsuite/protected_2.cc: New file.
3348 * testsuite/protected_3.cc: New file.
3349 * testsuite/protected_main_1.cc: New file.
3350 * testsuite/protected_main_2.cc: New file.
3351 * testsuite/protected_main_3.cc: New file.
3352 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3353 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3354 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3355 (protected_1.so): New target.
3356 (protected_1_pic.o, protected_2_pic.o): New targets.
3357 (protected_3_pic.o): New target.
3358 (check_PROGRAMS): Add protected_2.
3359 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3360 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3361 * testsuite/Makefile.in: Rebuild.
3363 * options.h (DEFINE_var): Add set_user_set_##varname__.
3364 (DEFINE_bool_alias): New macro.
3365 (class General_options): Define -Bstatic using DEFINE_bool_alias
3366 rather than DEFINE_special. Add --undefined as an alias for -z
3368 * options.cc (General_options::parse_Bstatic): Remove.
3370 * options.h (class General_options): Add --fatal-warnings.
3371 * main.cc (main): Implement --fatal-warnings.
3372 * errors.h (Errors::warning_count): New function.
3374 * options.h (class General_options): Add -Bsymbolic-functions.
3375 * symtab.h (Symbol::is_preemptible): Check for
3376 -Bsymbolic-functions.
3378 2008-05-05 Ian Lance Taylor <iant@google.com>
3380 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3381 as noVARNAME rather than no-VARNAME.
3382 (class General_options): Add option -z combreloc.
3383 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3385 (Output_reloc::sort_before) [SHT_REL]: New function.
3386 (Output_reloc::sort_before) [SHT_RELA]: New function.
3387 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3388 Sort_relocs_comparison.
3389 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3390 parameter. Change all callers.
3391 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3392 sort_relocs parameter. Change all callers.
3393 * output.cc (Output_reloc::get_address): New function, broken out
3395 (Output_reloc::write_rel): Call it.
3396 (Output_reloc::compare): New function.
3397 (Output_data_reloc_base::do_write): Optionally sort relocs.
3399 * configure.ac: If targ_extra_obj is set, link it in.
3400 * configure.tgt: Initialize all variables.
3401 (x86_64*): Set targ_extra_obj and targ_extra_size.
3402 * configure: Rebuild.
3404 * object.cc (Sized_relobj::include_section_group): Adjust section
3405 indexes read from group data. Build vector to pass to
3407 * layout.cc (Layout::layout_group): Add flags and shndxes
3408 parameters. Remove contents parameter. Change caller. Update
3409 explicit instantiations.
3410 * layout.h (class Layout): Update layout_group declaration.
3411 * output.cc (Output_data_group::Output_data_group): Add flags and
3412 input_shndxes parameters. Remove contents parameter. Change
3414 (Output_data_group::do_write): Change input_sections_ to
3416 * output.h (class Output_data_group): Update constructor
3417 declaration. Rename input_sections_ to input_shndxes_.
3418 * testsuite/many_sections_test.cc: Add template.
3420 2008-04-30 Cary Coutant <ccoutant@google.com>
3422 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3424 * layout.cc (Layout::include_section): Refactored check for debug
3426 (Layout::add_comdat): Add new parameters. Change type
3427 of signature parameter. Add object and shndx to signatures table.
3428 (Layout::find_kept_object): New function.
3429 * layout.h: Include <cstring>.
3430 (Layout::is_debug_info_section): New function.
3431 (Layout::add_comdat): Add new parameters.
3432 (Layout::find_kept_object): New function.
3433 (Layout::Kept_section): New struct.
3434 (Layout::Signatures): Change type of map range.
3435 * object.cc (Relobj::output_section_address): New function.
3436 (Sized_relobj::include_section_group): Add new parameters. Change
3437 calls to Layout::add_comdat. Change to build table of kept comdat
3438 groups and table mapping discarded sections to kept sections.
3439 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3440 (Sized_relobj::do_layout): Change calls to include_section_group and
3441 include_linkonce_section.
3442 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3443 value to zero when section is discarded.
3444 (Sized_relobj::map_to_kept_section): New function.
3445 * object.h (Relobj::output_section_address): New function.
3446 (Relobj::Comdat_group): New type.
3447 (Relobj::find_comdat_group): New function.
3448 (Relobj::Comdat_group_table): New type.
3449 (Relobj::Kept_comdat_section): New type.
3450 (Relobj::Kept_comdat_section_table): New type.
3451 (Relobj::add_comdat_group): New function.
3452 (Relobj::set_kept_comdat_section): New function.
3453 (Relobj::get_kept_comdat_section): New function.
3454 (Relobj::comdat_groups_): New field.
3455 (Relobj::kept_comdat_sections_): New field.
3456 (Symbol_value::input_value): Update comment.
3457 (Sized_relobj::map_to_kept_section) New function.
3458 (Sized_relobj::include_linkonce_section): Add new parameter.
3459 * target-reloc.h (Comdat_behavior): New type.
3460 (get_comdat_behavior): New function.
3461 (relocate_section): Add code to map a discarded section to the
3462 corresponding kept section when applying a relocation.
3464 2008-04-30 Craig Silverstein <csilvers@google.com>
3466 * dwarf_reader.cc (next_generation_count): New static var.
3467 (Addr2line_cache_entry): New struct.
3468 (addr2line_cache): New static var.
3469 (Dwarf_line_info::one_addr2line): Added caching.
3470 (Dwarf_line_info::clear_addr2line_cache): New function.
3471 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3472 cache-size parameter.
3473 (Dwarf_line_info::one_addr2line_cache): New function.
3474 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3475 new cache-size argument to one_addr2line(), and clear cache.
3477 2008-04-28 Cary Coutant <ccoutant@google.com>
3479 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3480 R_386_PC8 relocations.
3482 2008-04-23 Ian Lance Taylor <iant@google.com>
3484 * object.cc (Sized_relobj::include_section_group): Check for
3485 invalid section group.
3487 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3490 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3491 than read for file header.
3492 * archive.cc (Archive::include_member): Likewise.
3494 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3496 * aclocal.m4: Regenerate.
3497 * configure: Regenerate.
3499 2008-04-19 Ian Lance Taylor <iant@google.com>
3501 * version.cc (version_string): Bump to 1.6.
3503 * testsuite/Makefile.am (many_sections_r_test): New target.
3504 (many_sections_r_test_SOURCES): Remove.
3505 (many_sections_r_test_DEPENDENCIES): Remove.
3506 (many_sections_r_test_LDFLAGS): Remove.
3507 (many_sections_r_test_LDADD): Remove.
3509 * object.cc (Sized_relobj::do_add_symbols): Always pass
3510 local_symbol_count_ to add_from_relobj.
3512 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3513 every thousand variables.
3514 * testsuite/Makefile.in: Rebuild.
3516 * object.cc (Xindex::initialize_symtab_xindex): New function.
3517 (Xindex::read_symtab_xindex): New function.
3518 (Xindex::sym_xindex_to_shndx): New function.
3519 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3521 (Sized_relobj::do_initialize_xindex): New function.
3522 (Sized_relobj::do_read_symbols): Adjust section links.
3523 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3524 parameter. Change all callers.
3525 (Sized_relobj::include_section_group): Adjust section links and
3526 symbol section indexes.
3527 (Sized_relobj::do_layout): Adjust section links.
3528 (Sized_relobj::do_count_local_symbols): Adjust section links and
3529 symbol section indexes.
3530 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3531 ordinary and special symbols.
3532 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3533 dynsym_xindex parameters. Change all callers. Adjust section
3534 links. Use SHN_XINDEX when needed.
3535 (Sized_relobj::get_symbol_location_info): Adjust section links.
3536 Don't get fooled by special symbols.
3537 * object.h (class Xindex): Define.
3538 (class Object): Add xindex_ parameter. Declare virtual functoin
3539 do_initialize_xindex.
3540 (Object::adjust_sym_shndx): New function.
3541 (Object::set_xindex): New protected function.
3542 (class Symbol_value): Add is_ordinary_shndx_ field.
3543 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3544 (Symbol_value::value): Assert ordinary section.
3545 (Symbol_value::initialize_input_to_output_map): Likewise.
3546 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3548 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3550 (class Sized_relobj): Update declarations.
3551 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3552 parameter. Change all callers.
3553 (Sized_relobj::adjust_shndx): New function.
3554 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3556 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3557 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3558 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3559 (Sized_dynobj::read_dynsym_section): Adjust section links.
3560 (Sized_dynobj::read_dynamic): Likewise.
3561 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3563 (Sized_dynobj::do_initialize_xindex): New function.
3564 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3565 do_initialize_xindex.
3566 (Sized_dynobj::adjust_shndx): New function.
3567 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3568 dynsym_xindex_ fields.
3569 (Layout::finalize): Add a call to set_section_indexes before
3570 creating the symtab sections.
3571 (Layout::set_section_indexes): Don't do anything if the section
3572 already has a section index.
3573 (Layout::create_symtab_sections): Add shnum parameter. Change
3574 caller. Create .symtab_shndx section if needed.
3575 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3577 (Layout::allocated_output_section_count): New function.
3578 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3580 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3581 fields. Update declarations.
3582 (Layout::symtab_xindex): New function.
3583 (Layout::dynsym_xindex): New function.
3584 (class Write_symbols_task): Add layout_ field.
3585 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3587 * output.cc (Output_section_headers::Output_section_headers): Add
3588 shstrtab_section parameter. Change all callers.
3589 (Output_section_headers::do_sized_write): Store overflow values
3590 for section count and section string table section index in
3591 section header zero.
3592 (Output_file_header::do_sized_write): Check for overflow of
3593 section count and section string table section index.
3594 (Output_symtab_xindex::do_write): New function.
3595 (Output_symtab_xindex::endian_do_write): New function.
3596 * output.h (class Output_section_headers): Add shstrtab_section_.
3597 Update declarations.
3598 (class Output_symtab_xindex): Define.
3599 (Output_section::has_out_shndx): New function.
3600 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3602 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3604 (Sized_symbol::init): Likewise.
3605 (Symbol::output_section): Check for ordinary symbol.
3606 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3607 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3609 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3610 Change all callers. Simplify handling of symbols from sections
3611 not included in the link.
3612 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3614 (Weak_alias_sorter::operator()): Assert that symbols are
3616 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3618 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3619 parameters. Change all callers.
3620 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3621 symbol distinction. Use SHN_XINDEX when needed.
3622 (Symbol_table::write_section_symbol): Add symtab_xindex
3623 parameter. Change all callers.
3624 (Symbol_table::sized_write_section_symbol): Likewise. Use
3625 SHN_XINDEX when needed.
3626 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3628 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3629 (Symbol::is_defined): Check is_ordinary.
3630 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3631 (Symbol::is_absolute, Symbol::is_common): Likewise.
3632 (class Sized_symbol): Update declarations.
3633 (class Symbol_table): Update declarations.
3634 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3635 parameters. Change all callers.
3636 (Sized_symbol::override): Likewise.
3637 (Symbol_table::override): Likewise.
3638 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3639 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3640 is_ordinary, and orig_st_shndx parameters. Change all callers.
3641 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3642 to be in an ordinary section.
3643 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3644 object and is_ordinary parameters. Change all callers.
3645 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3646 Change all callers. Don't add undefined or non-ordinary symbols
3648 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3650 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3652 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3653 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3654 (Sized_relobj::relocate_sections): Likewise.
3655 * target-reloc.h (scan_relocs): Adjust section symbol index.
3656 (scan_relocatable_relocs): Likewise.
3657 * i386.cc (Scan::local): Check for ordinary symbols.
3658 * sparc.cc (Scan::local): Likewise.
3659 * x86_64.cc (Scan::local): Likewise.
3660 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3661 to symbol_section_and_value.
3662 * testsuite/many_sections_test.cc: New file.
3663 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3664 (check_PROGRAMS): Add many_sections_test.
3665 (many_sections_test_SOURCES): Define.
3666 (many_sections_test_DEPENDENCIES): Define.
3667 (many_sections_test_LDFLAGS): Define.
3668 (BUILT_SOURCES): Add many_sections_define.h.
3669 (many_sections_define.h): New target.
3670 (BUILT_SOURCES): Add many_sections_check.h.
3671 (many_sections_check.h): New target.
3672 (check_PROGRAMS): Add many_sections_r_test.
3673 (many_sections_r_test_SOURCES): Define.
3674 (many_sections_r_test_DEPENDENCIES): Define.
3675 (many_sections_r_test_LDFLAGS): Define.
3676 (many_sections_r_test_LDADD): Define.
3677 (many_sections_r_test.o): New target.
3678 * testsuite/Makefile.in: Rebuild.
3680 2008-04-17 Cary Coutant <ccoutant@google.com>
3682 * errors.cc (Errors::info): New function.
3683 (gold_info): New function.
3684 * errors.h (Errors::info): New function.
3685 * gold.h (gold_info): New function.
3686 * object.cc (Input_objects::add_object): Print trace output.
3687 * options.cc (options::parse_set): New function.
3688 (General_options::parse_wrap): Deleted.
3689 (General_options::General_options): Deleted initializer.
3690 * options.h (options::String_set): New typedef.
3691 (options::parse_set): New function.
3692 (DEFINE_set): New macro.
3693 (General_options::wrap): Changed to use DEFINE_set. Changed
3694 callers of any_wrap_symbols and is_wrap_symbol.
3695 (General_options::trace, General_options::trace_symbol):
3697 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3698 (General_options::wrap_symbols_): Deleted.
3699 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3701 2008-04-17 David S. Miller <davem@davemloft.net>
3703 * options.cc (General_options::parse_V): New function.
3704 * options.h: Add entries for -V and -Qy.
3706 2008-04-17 Ian Lance Taylor <iant@google.com>
3708 * common.cc (Symbol_table::allocate_commons): Remove options
3709 parameter. Change caller.
3710 (Symbol_table::do_allocate_commons): Remove options parameter.
3711 Change caller. Just call do_allocate_commons_list twice.
3712 (Symbol_table::do_allocate_commons_list): New function, broken out
3713 of do_allocate_commons.
3714 * common.h (class Allocate_commons_task): Remove options_ field.
3716 * symtab.cc (Symbol_table::Symbol_table): Initialize
3718 (Symbol_table::add_from_object): Put TLS common symbols on
3720 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3721 which are IN_OUTPUT_DATA.
3722 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3723 allocate_commons and do_allocate_commons declarations. Declare
3724 do_allocate_commons_list.
3725 * gold.cc (queue_middle_tasks): Update creation of
3726 Allocate_commons_task to not pass options.
3727 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3728 (TLS_TEST_C_FLAGS): New variable.
3729 (tls_test_c_pic.o): New target.
3730 (tls_test_shared.so): Link in tls_test_c_pic.o.
3731 (tls_test_c_pic_ie.o): New target.
3732 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3733 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3734 (tls_test_c.o): New target.
3735 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3736 (tls_pic_test_LDADD): Likewise.
3737 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3738 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3739 (tls_test_c_gnu2.o): New target.
3740 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3742 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3743 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3744 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3745 * testsuite/tls_test.cc: Include "config.h".
3746 (t_last): Call t11_last.
3747 * testsuite/tls_test.h (t11, t11_last): Declare.
3748 * testsuite/tls_test_c.c: New file.
3749 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3750 * configure.ac: Check for OpenMP support.
3751 * configure, config.in, Makefile.in: Rebuild.
3752 * testsuite/Makefile.in: Rebuild.
3754 2008-04-16 Cary Coutant <ccoutant@google.com>
3756 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3757 (Target_i386::tls_base_symbol_defined_): New field.
3758 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3759 (Target_i386::Scan::global): Likewise.
3760 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3761 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3762 (Target_x86_64::tls_base_symbol_defined_): New field.
3763 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3764 (Target_x86_64::Scan::global): Likewise.
3766 2008-04-16 Cary Coutant <ccoutant@google.com>
3768 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3769 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3770 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3771 building shared libraries.
3772 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3773 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3774 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3775 * testsuite/Makefile.in: Rebuild.
3776 * testsuite/weak_undef.h: New file.
3777 * testsuite/weak_undef_file1.cc: Add extra test cases.
3778 * testsuite/weak_undef_file2.cc: Likewise.
3779 * testsuite/weak_undef_test.cc: Likewise.
3781 2008-04-16 David S. Miller <davem@davemloft.net>
3783 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3784 Add issued_non_pic_error_ field. Declare check_non_pic.
3785 (Target_sparc::Scan::check_non_pic): New function.
3786 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3787 (Target_sparc::Scan::global): Likewise.
3789 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3790 * configure: Rebuild.
3792 * options.h (DEFINE_enable): New macro.
3793 (new_dtags): New enable option.
3794 (initfirst, interpose, loadfltr, nodefaultlib,
3795 nodelete, nodlopen, nodump): New -z options.
3796 * layout.cc (Layout:finish_dynamic_section): If new
3797 dtags enabled, emit DT_RUNPATH. Also, emit a
3798 DT_FLAGS_1 containing any specified -z flags.
3800 2008-04-16 Ian Lance Taylor <iant@google.com>
3802 * copy-relocs.cc: New file.
3803 * copy-relocs.h: New file.
3804 * reloc.cc: Remove Copy_relocs code.
3805 * reloc.h: Likewise.
3806 * reloc-types.h (struct Reloc_types) [both versions]: Add
3807 get_reloc_addend_noerror.
3808 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3809 variants of add_global which take an addend which must be zero.
3810 * i386.cc: Include "copy-relocs.h".
3811 (class Target_i386): Change type of copy_relocs_ to variable,
3813 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3815 (Target_i386::do_finalize_sections): Change handling of
3817 * sparc.cc: Include "copy-relocs.h".
3818 (class Target_sparc): Change type of copy_relocs_ to variable,
3820 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3822 (Target_sparc::do_finalize_sections): Change handling of
3824 * x86_64.cc: Include "copy-relocs.h".
3825 (class Target_x86_64): Change type of copy_relocs_ to variable,
3827 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3828 class. Change all callers.
3829 (Target_x86_64::do_finalize_sections): Change handling of
3831 * Makefile.am (CCFILES): Add copy-relocs.cc.
3832 (HFILES): Add copy-relocs.h.
3834 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3836 * testsuite/script_test_4.sh: Permit leading zeroes.
3838 2008-04-15 Ian Lance Taylor <iant@google.com>
3840 * script-sections.cc (Script_sections::create_segments): Use
3841 header_size_adjustment even when there is enough room for the
3843 * testsuite/script_test_4.sh: New file.
3844 * testsuite/script_test_4.t: New file.
3845 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3846 (check_DATA): Add script_test_4.stdout.
3847 (MOSTLYCLEANFILES): Likewise.
3848 (script_test_4): New target.
3849 (script_test_4.stdout): New target.
3850 * testsuite/Makefile.in: Rebuild.
3852 * sparc.cc: Add definitions for Output_data_plt_sparc class
3855 2008-04-14 David S. Miller <davem@davemloft.net>
3857 * sparc.cc: New file.
3858 * Makefile.am (TARGETSOURCES): Add sparc.cc
3859 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3860 * configure.tgt: Document targ_extra_size and
3861 targ_extra_big_endian. Add entries for sparc-* and
3863 * configure.ac: Handle targ_extra_size and
3864 targ_extra_big_endian.
3865 * Makefile.in: Rebuild.
3866 * configure: Likewise.
3867 * po/POTFILES.in: Likewise.
3868 * po/gold.pot: Likewise.
3870 2008-04-14 Ian Lance Taylor <iant@google.com>
3872 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3873 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3874 in the name/type/flags to section mapping. Don't call
3875 allocate_output_section.
3876 (Layout::choose_output_section): Change parameter from adjust_name
3877 to is_input_section. Don't permit input sections after sections
3878 are attached to segments. Don't call allocate_output_section.
3879 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3880 not write_enable_output_section.
3881 (Layout::make_output_section): Don't push to
3882 unattached_section_list_ nor call attach_to_segment. Call
3883 attach_section_to_segment if sections are attached.
3884 (Layout::attach_sections_to_segments): New function.
3885 (Layout::attach_section_to_segment): New function.
3886 (Layout::attach_allocated_section_to_segment): Rename from
3887 attach_to_segment. Remove flags parameter.
3888 (Layout::allocate_output_section): Remove function.
3889 (Layout::write_enable_output_section): Remove function.
3890 * layout.h (class Layout): Update for above changes. Add new
3891 field sections_are_attached_.
3892 * output.h (Output_section::update_flags_for_input_section): New
3894 * output.cc (Output_section::add_input_section): Call
3895 update_flags_for_input_section.
3896 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3898 2008-04-11 Cary Coutant <ccoutant@google.com>
3900 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3901 thought unnecessary.
3902 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3904 2008-04-11 Ian Lance Taylor <iant@google.com>
3906 * output.h (class Output_section_data): Remove inline definition
3908 * output.cc (Output_section_data::set_addralign): New function.
3910 2008-04-11 Cary Coutant <ccoutant@google.com>
3912 Add support for TLS descriptors for i386 and x86_64.
3913 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3914 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3915 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3917 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3918 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3919 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3921 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3922 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3923 Fix problem with initial-exec relocations.
3924 (Target_i386::Relocate::relocate_tls): Likewise.
3925 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3927 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3928 support for section-plus-offset dynamic table entries.
3929 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3930 (Output_data_dynamic::Dynamic_entry): Add support for
3931 section-plus-offset dynamic table entries.
3932 (Output_data_dynamic::Classification): Likewise.
3933 (Output_data_dynamic::classification_): Renamed offset_.
3934 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3935 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3936 (Target_x86_64::make_plt_section): New function.
3937 (Target_x86_64::reserve_tlsdesc_entries): New function.
3938 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3939 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3940 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3941 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3942 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3943 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3944 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3945 add extra PLT entry for TLS descriptors.
3946 (Output_data_plt_x86_64::got_): New field.
3947 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3948 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3950 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3952 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3953 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3954 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3955 R_386_TLS_DESC_CALL relocations.
3956 (Target_x86_64::Scan::global): Likewise.
3957 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3958 for TLS descriptors.
3959 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3960 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3961 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3962 GD-to-IE relaxation.
3963 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3964 and TLS_DESCRIPTORS.
3965 * Makefile.in: Rebuild.
3966 * configure: Rebuild.
3967 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3968 (tls_test_shared2.so): New target.
3969 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3970 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3971 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3972 (tls_shared_gd_to_ie_test_LDADD): New variable.
3973 (tls_shared_gnu2_gd_to_ie_test): New target.
3974 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3976 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3977 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3978 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3979 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3980 (tls_shared_gnu2_test): New target.
3981 (tls_test_gnu2_shared.so): New target.
3982 (tls_shared_gnu2_test_SOURCES): New variable.
3983 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3984 (tls_shared_gnu2_test_LDFLAGS): New variable.
3985 (tls_shared_gnu2_test_LDADD): New variable.
3986 * testsuite/Makefile.in: Rebuild.
3987 * testsuite/Makefile.
3989 2008-04-11 Ian Lance Taylor <iant@google.com>
3991 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3993 * testsuite/Makefile.in: Rebuild.
3995 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3997 * testsuite/script_test_2.cc (main): Adjust test.
3999 2008-04-11 David S. Miller <davem@davemloft.net>
4000 Ian Lance Taylor <iant@google.com>
4002 * options.h (General_options): Add entries for '-Y' and
4004 * options.cc (General_options:finalize): If -Y was used, add those
4005 entries to the library path instead of the default "/lib" and
4008 2008-04-11 David S. Miller <davem@davemloft.net>
4010 * testsuite/justsyms.t: Start at 0x100.
4011 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4012 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4014 * testsuite/script_test_2.cc: Adjust string and section length
4017 2008-04-09 Ian Lance Taylor <iant@google.com>
4020 * script-sections.cc (Sections_element::allocate_to_segment): Add
4022 (Output_section_definition::allocate_to_segment): Likewise.
4023 (Orphan_output_section::allocate_to_segment): Likewise.
4024 (Script_sections::attach_sections_using_phdrs_clause): Don't
4025 propagate non-PT_LOAD segments to orphan sections.
4026 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4027 readelf rather than objdump.
4028 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4029 .interp section and PT_INTERP segment are the same size.
4030 * testsuite/Makefile.in: Rebuild.
4032 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4033 aliases for symbols defined in the same object.
4034 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4035 (weak_alias_test_SOURCES): New variable.
4036 (weak_alias_test_DEPENDENCIES): New variable.
4037 (weak_alias_test_LDFLAGS): New variable.
4038 (weak_alias_test_LDADD): New variable.
4039 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4040 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4041 (weak_alias_test_3.o): New target.
4042 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4043 * testsuite/weak_alias_test_main.cc: New file.
4044 * testsuite/weak_alias_test_1.cc: New file.
4045 * testsuite/weak_alias_test_2.cc: New file.
4046 * testsuite/weak_alias_test_3.cc: New file.
4048 2008-04-08 Ian Lance Taylor <iant@google.com>
4050 * options.h (class General_options): Add --noinhibit-exec option.
4051 * main.cc (main): Check --noinhibit-exec.
4053 * options.h (class General_options): Define --wrap as a special
4054 option. Add wrap_symbols_ field.
4055 (General_options::any_wrap_symbols): New function.
4056 (General_options::is_wrap_symbol): New function.
4057 * options.cc (General_options::parse_wrap): New function.
4058 (General_options::General_options): Initialize wrap_symbols_.
4059 * symtab.cc (Symbol_table::wrap_symbol): New function.
4060 (Symbol_table::add_from_object): Handle --wrap.
4061 * symtab.h (class Symbol_table): Declare wrap_symbol.
4062 * target.h (Target::wrap_char): New function.
4063 (Target::Target_info): Add wrap_char field.
4064 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4065 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4066 * testsuite/testfile.cc (Target_test::test_target_info):
4069 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4072 * layout.h (class Layout): Add added_eh_frame_data_ field.
4073 * layout.cc (Layout::Layout): Initialize new field.
4074 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4075 output section until we find a section we merged successfully.
4076 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4077 that the size be non-zero.
4079 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4082 2008-04-08 Craig Silverstein <csilvers@google.com>
4084 * configure.ac: Export new conditional variable HAVE_ZLIB.
4085 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4087 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4088 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4090 2008-04-07 Ian Lance Taylor <iant@google.com>
4092 * version.cc (version_string): Set to "1.5".
4094 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4095 Add issued_non_pic_error_ field. Declare check_non_pic.
4096 (Target_x86_64::Scan::check_non_pic): New function.
4097 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4098 (Target_x86_64::Scan::global): Likewise.
4100 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4101 addend parameter. Change caller. Handle merge sections.
4102 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4103 Address to Addend. Don't add in the result of
4104 local_section_offset, pass down the addend and use the returned
4106 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4107 Update declarations of local_section_offset and symbol_value.
4108 * testsuite/two_file_test_1.cc (t18): New function.
4109 * testsuite/two_file_test_2.cc (f18): New function.
4110 * testsuite/two_file_test_main.cc (main): Call t18.
4111 * testsuite/two_file_test.h (t18, f18): Declare.
4113 * configure.ac: Don't test for objdump, c++filt, or readelf.
4114 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4116 (TEST_READELF): New variable.
4117 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4118 (check_PROGRAMS): Add two_file_strip_test.
4119 (two_file_strip_test): New target.
4120 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4121 (two_file_same_shared_strip_test_SOURCES): New variable.
4122 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4123 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4124 (two_file_same_shared_strip_test_LDADD): New variable.
4125 (two_file_shared_strip.so): New target.
4126 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4127 (ver_test_5.syms, ver_test_7.syms): Likewise.
4128 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4129 (strip_test_3.stdout): Use TEST_OBJDUMP.
4130 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4132 2008-04-04 Cary Coutant <ccoutant@google.com>
4134 * symtab.h (Symbol::is_weak_undefined): New function.
4135 (Symbol::is_strong_undefined): New function.
4136 (Symbol::is_absolute): New function.
4137 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4138 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4140 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4141 (weak_undef_test): New target.
4142 * testsuite/Makefile.in: Rebuild.
4143 * testsuite/weak_undef_file1.cc: New file.
4144 * testsuite/weak_undef_file2.cc: New file.
4145 * testsuite/weak_undef_test.cc: New file.
4147 2008-04-03 Craig Silverstein <csilvers@google.com>
4149 * compressed_output.h (class Output_compressed_section): Use
4151 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4153 (zlib_compressed_suffix): Removed.
4154 (Output_compressed_section::set_final_data_size): Use unsigned
4156 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4157 Fix linker invocation.
4158 (flagstest_o_specialfile_and_compress_debug_sections):
4160 * testsuite/Makefile.in: Regenerated.
4162 2008-04-02 David S. Miller <davem@davemloft.net>
4164 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4165 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4167 2008-04-02 Craig Silverstein <csilvers@google.com>
4171 2008-04-02 Ian Lance Taylor <iant@google.com>
4173 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4174 parameters. Update for new key type to views_. Change all
4176 (File_read::read): Adjust for byteshift in returned view.
4177 (File_read::add_view): New function, broken out of
4179 (File_read::make_view): New function, broken out of
4181 (File_read::find_or_make_view): Add offset and aligned
4182 parameters. Rewrite accordingly. Change all callers.
4183 (File_read::get_view): Add offset and aligned parameters. Adjust
4184 for byteshift in return value.
4185 (File_read::get_lasting_view): Likewise.
4186 * fileread.h (class File_read): Update declarations.
4187 (class File_read::View): Add byteshift_ field. Add byteshift to
4188 constructor. Add byteshift method.
4189 * archive.h (Archive::clear_uncached_views): New function.
4190 (Archive::get_view): Add aligned parameter. Change all callers.
4191 * object.h (Object::get_view): Add aligned parameter. Change all
4193 (Object::get_lasting_view): Likewise.
4195 * fileread.cc (File_read::release): Don't call clear_views if
4196 there are multiple objects.
4197 * fileread.h (File_read::clear_uncached_views): New function.
4198 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4201 2008-03-31 Cary Coutant <ccoutant@google.com>
4203 Add thin archive support.
4204 * archive.cc (Archive::armagt): New const.
4205 (Archive::setup): Remove task parameter and calls to unlock.
4206 (Archive::unlock_nested_archives): New function.
4207 (Archive::read_header): Add nested_off parameter. Change
4209 (Archive::interpret_header): Likewise.
4210 (Archive::include_all_members): Change to handle thin
4212 (Archive::include_member): Likewise.
4213 * archive.h (Archive::Archive): Add new parameters and
4215 (Archive::armagt): New const.
4216 (Archive::setup): Remove task parameter.
4217 (Archive::unlock_nested_archives): New function.
4218 (Archive::read_header): Add nested_off parameter.
4219 (Archive::interpret_header): Likewise.
4220 (Archive::Nested_archive_table): New typedef.
4221 (Archive::is_thin_archive_): New field.
4222 (Archive::nested_archives_): New field.
4223 (Archive::options_): New field.
4224 (Archive::dirpath_): New field.
4225 (Archive::task_): New field.
4226 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4227 for thin archives. Pass additional parameters to
4228 Archive::Archive. Unlock the archive file after calling
4231 2008-03-29 Ian Lance Taylor <iant@google.com>
4233 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4234 version symbol to be local.
4235 * testsuite/ver_test_4.sh: New file.
4236 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4237 (check_DATA): Add ver_test_4.syms.
4238 (ver_test_4.syms): New target.
4239 * testsuite/Makefile.in: Rebuild.
4242 (Output_section::Input_section_sort_entry::has_priority): New
4244 (Output_section::Input_section_sort_entry::match_file_name): New
4246 (Output_section::Input_section_sort_entry::match_section_name):
4248 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4250 (Output_section::Input_section_sort_entry::match_section_file):
4252 (Output_section::Input_section_sort_compare::operator()): Rewrite
4253 using new Input_section_sort_entry functions. Sort crtbegin and
4254 crtend first. Sort sections with no priority before sections with
4256 * testsuite/initpri1.c (d3): Check j != 4.
4257 (cd5): New constructor/destructor function.
4258 (main): Check j != 2.
4260 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4261 new symbol when resolving, don't call set_is_default.
4262 * testsuite/ver_test_7.cc: New file.
4263 * testsuite/ver_test_7.sh: New file.
4264 * testsuite/Makefile.am (ver_test_7.so): New target.
4265 (ver_test_7.o): New target.
4266 (check_SCRIPTS): Add ver_test_7.sh.
4267 (check_DATA): Add ver_test_7.syms.
4268 (ver_test_7.syms): New target.
4270 2008-03-28 Ian Lance Taylor <iant@google.com>
4272 * layout.cc (Layout::layout): If we see an input section with a
4273 name that needs sorting, set the must_sort flag for the output
4275 (Layout::make_output_section): If the name of the output section
4276 indicates that it might require sorting, set the may_sort flag.
4277 * output.h (Output_section::may_sort_attached_input_sections): New
4279 (Output_section::set_may_sort_attached_input_sections): New
4281 (Output_section::must_sort_attached_input_sections): New
4283 (Output_section::set_must_sort_attached_input_sections): New
4285 (class Output_section): Declare Input_section_sort_entry. Define
4286 Input_section_sort_compare. Declare
4287 sort_attached_input_sections. Add new fields:
4288 may_sort_attached_input_sections_,
4289 must_sort_attached_input_sections_,
4290 attached_input_sections_are_sorted_.
4291 * output.cc (Output_section::Output_section): Initialize new
4293 (Output_section::add_input_section): Add an entry to
4294 input_sections_ if may_sort or must_sort are true.
4295 (Output_section::set_final_data_size): Call
4296 sort_attached_input_sections if necessary.
4297 (Output_section::Input_section_sort_entry): Define new class.
4298 (Output_section::Input_section_sort_compare::operator()): New
4300 (Output_section::sort_attached_input_sections): New function.
4301 * configure.ac: Check whether the compiler supports constructor
4302 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4303 * testsuite/initpri1.c: New file.
4304 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4305 CONSTRUCTOR_PRIORITY.
4306 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4307 (initpri1_LDFLAGS): New variable.
4308 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4310 2008-03-27 Ian Lance Taylor <iant@google.com>
4312 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4313 * testsuite/common_test_1.c: New file.
4314 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4315 (common_test_1_SOURCES): New variable.
4316 (common_test_1_DEPENDENCIES): New variable.
4317 (common_test_1_LDFLAGS): New variable.
4319 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4320 and commons_ correctly when NAME/VERSION does not override
4322 * testsuite/ver_test_6.c: New file.
4323 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4324 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4325 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4327 2008-03-26 Ian Lance Taylor <iant@google.com>
4329 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4330 of an undefined symbol from a version script.
4331 * testsuite/Makefile.am (ver_test_5.so): New target.
4332 (ver_test_5.o): New target.
4333 (check_SCRIPTS): Add ver_test_5.sh.
4334 (check_DATA): Add ver_test_5.syms.
4335 (ver_test_5.syms): New target.
4336 * testsuite/ver_test_5.cc: New file.
4337 * testsuite/ver_test_5.script: New file.
4338 * testsuite/ver_test_5.sh: New file.
4339 * Makefile.in, testsuite/Makefile.in: Rebuild.
4342 Fix problems building gold with gcc 4.3.0.
4343 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4344 (gold_error_at_location, gold_warning_at_location): Use it.
4345 * configure.ac: Check whether we can compile and use a template
4346 function with a printf attribute.
4347 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4348 when jumping over bytes.
4349 * object.cc: Instantiate Object::read_section_data.
4350 * debug.h: Include <cstring>
4351 * dwarf_reader.cc: Include <algorithm>
4352 * main.cc: Include <cstring>.
4353 * options.cc: Include <cstring>.
4354 * output.cc: Include <cstring>.
4355 * script.cc: Include <cstring>.
4356 * script.h: Include <string>.
4357 * symtab.cc: Include <cstring> and <algorithm>.
4358 * target-select.cc: Include <cstring>.
4359 * version.cc: Include <string>.
4360 * testsuite/testmain.cc: Include <cstdlib>.
4361 * configure, config.in: Rebuild.
4363 2008-03-25 Ian Lance Taylor <iant@google.com>
4365 * options.cc: Include "../bfd/bfdver.h".
4366 (options::help): Print bug reporting address.
4368 * version.cc (print_version): Adjust output for current value of
4373 * options.cc (options::help): Print list of supported targets.
4374 * target-select.h: Include <vector>.
4375 (class Target_selector): Make machine_, size_, and is_big_endian_
4376 fields const. Add bfd_name_ and instantiated_target_ fields.
4377 (Target_selector::Target_selector): Add bfd_name parameter.
4378 (Target_selector::recognize): Make non-virtual, call
4380 (Target_selector::recognize_by_name): Make non-virtual, call
4381 do_recognize_by_name.
4382 (Target_selector::supported_names): New function.
4383 (Target_selector::bfd_name): New function.
4384 (Target_selector::do_instantiate_target): New pure virtual
4386 (Target_selector::do_recognize): New virtual function.
4387 (Target_selector::do_recognize_by_name): New virtual function.
4388 (Target_selector::instantiate_target): New private function.
4389 (supported_target_names): Declare.
4390 * target-select.cc (Target_selector::Target_selector): Update for
4391 new parameter and fields.
4392 (select_target_by_name): Check that the name matches before
4393 calling recognize_by_name.
4394 (supported_target_names): New function.
4395 * i386.cc (class Target_selector_i386): Update Target_selector
4396 constructor call. Remove recognize and recognize_by_name. Add
4397 do_instantiate_target.
4398 * x86_64.cc (class Target_selector_x86_64): Likewise.
4399 * testsuite/testfile.cc (class Target_selector_test): Update for
4400 changes to Target_selector.
4402 * README: Rewrite, with some notes on unsupported features.
4404 2008-03-24 Cary Coutant <ccoutant@google.com>
4406 * i386.cc (Target_i386::Got_type): New enum declaration.
4407 (Target_i386::Scan::local): Updated callers of Output_data_got
4409 (Target_i386::Scan::global): Likewise.
4410 (Target_i386::Relocate::relocate): Likewise.
4411 (Target_i386::Relocate::relocate_tls): Likewise.
4412 * object.h (Got_offset_list): New class.
4413 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4414 (Sized_relobj::local_got_offset): Likewise.
4415 (Sized_relobj::set_local_got_offset): Likewise.
4416 (Sized_relobj::local_has_tls_got_offset): Removed.
4417 (Sized_relobj::local_tls_got_offset): Removed.
4418 (Sized_relobj::set_local_tls_got_offset): Removed.
4419 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4420 * output.cc (Output_data_got::add_global): Added got_type parameter.
4421 (Output_data_got::add_global_with_rel): Likewise.
4422 (Output_data_got::add_global_with_rela): Likewise.
4423 (Output_data_got::add_global_pair_with_rel): New function.
4424 (Output_data_got::add_global_pair_with_rela): New function.
4425 (Output_data_got::add_local): Added got_type parameter.
4426 (Output_data_got::add_local_with_rel): Likewise.
4427 (Output_data_got::add_local_with_rela): Likewise.
4428 (Output_data_got::add_local_pair_with_rel): New function.
4429 (Output_data_got::add_local_pair_with_rela): New function.
4430 (Output_data_got::add_global_tls): Removed.
4431 (Output_data_got::add_global_tls_with_rel): Removed.
4432 (Output_data_got::add_global_tls_with_rela): Removed.
4433 (Output_data_got::add_local_tls): Removed.
4434 (Output_data_got::add_local_tls_with_rel): Removed.
4435 (Output_data_got::add_local_tls_with_rela): Removed.
4436 * output.h (Output_data_got::add_global): Added got_type parameter.
4437 (Output_data_got::add_global_with_rel): Likewise.
4438 (Output_data_got::add_global_with_rela): Likewise.
4439 (Output_data_got::add_global_pair_with_rel): New function.
4440 (Output_data_got::add_global_pair_with_rela): New function.
4441 (Output_data_got::add_local): Added got_type parameter.
4442 (Output_data_got::add_local_with_rel): Likewise.
4443 (Output_data_got::add_local_with_rela): Likewise.
4444 (Output_data_got::add_local_pair_with_rel): New function.
4445 (Output_data_got::add_local_pair_with_rela): New function.
4446 (Output_data_got::add_global_tls): Removed.
4447 (Output_data_got::add_global_tls_with_rel): Removed.
4448 (Output_data_got::add_global_tls_with_rela): Removed.
4449 (Output_data_got::add_local_tls): Removed.
4450 (Output_data_got::add_local_tls_with_rel): Removed.
4451 (Output_data_got::add_local_tls_with_rela): Removed.
4452 * resolve.cc (Symbol::override_base_with_special): Removed
4453 reference to has_got_offset_ field.
4454 * symtab.cc (Symbol::init_fields): Replaced initialization
4455 of got_offset_ with got_offsets_. Removed initialization
4457 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4458 (Symbol::got_offset): Likewise.
4459 (Symbol::set_got_offset): Likewise.
4460 (Symbol::has_tls_got_offset): Removed.
4461 (Symbol::tls_got_offset): Removed.
4462 (Symbol::set_tls_got_offset): Removed.
4463 (Symbol::got_offset_): Removed.
4464 (Symbol::tls_mod_got_offset_): Removed.
4465 (Symbol::tls_pair_got_offset_): Removed.
4466 (Symbol::got_offsets_): New field.
4467 (Symbol::has_got_offset): Removed.
4468 (Symbol::has_tls_mod_got_offset): Removed.
4469 (Symbol::has_tls_pair_got_offset): Removed.
4470 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4471 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4473 (Target_x86_64::Scan::global): Likewise.
4474 (Target_x86_64::Relocate::relocate): Likewise.
4475 (Target_x86_64::Relocate::relocate_tls): Likewise.
4477 2008-03-25 Ben Elliston <bje@au.ibm.com>
4479 * yyscript.y: Fix spelling error in comment.
4481 2008-03-24 Ian Lance Taylor <iant@google.com>
4483 * options.h (class General_options): Define build_id option.
4484 * layout.h (class Layout): Declare write_build_id, create_note,
4485 create_build_id. Add build_id_note_ member.
4486 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4487 "libiberty.h", "md5.h", "sha1.h".
4488 (Layout::Layout): Initialize eh_frame_data_,
4489 eh_frame_hdr_section_, and build_id_note_.
4490 (Layout::finalize): Call create_build_id.
4491 (Layout::create_note): New function, broken out of
4492 Layout::create_gold_note.
4493 (Layout::create_gold_note): Call create_note.
4494 (Layout::create_build_id): New function.
4495 (Layout::write_build_id): New function.
4496 (Close_task_runner::run): Call write_build_id.
4498 * x86_64.cc: Correct license to GPLv3.
4500 2008-03-23 Ian Lance Taylor <iant@google.com>
4502 * options.cc: Include "demangle.h".
4503 (parse_optional_string): New function.
4504 (parse_long_option): Handle takes_optional_argument.
4505 (parse_short_option): Update dash_z initializer. Handle
4506 takes_optional_argument.
4507 (General_options::General_options): Initialize do_demangle_.
4508 (General_options::finalize): Set do_demangle_. Handle demangling
4510 * options.h (parse_optional_string): Declare.
4511 (struct One_option): Add optional_arg field. Update constructor.
4512 Update call constructor calls. Add takes_optional_argument
4514 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4515 (DEFINE_optional_string): Define.
4516 (General_options::demangle): Change from DEFINE_bool to
4517 DEFINE_optional_string.
4518 (General_options::no_demangle): New function.
4519 (General_options::do_demangle): New function.
4520 (General_options::set_do_demangle): New function.
4521 (General_options::execstack_status_): Move definition to end of
4523 (General_options::static_): Likewise.
4524 (General_options::do_demangle_): New field.
4525 * object.cc (big_endian>::get_symbol_location_info): Call
4526 Options::do_demangle, not Options::demangle.
4527 * symtab.cc (demangle): Likewise.
4529 2008-03-22 Ian Lance Taylor <iant@google.com>
4531 * gold.h: Include <cstddef> and <sys/types.h>
4532 * options.h: Include <cstring>.
4534 2008-03-21 Ian Lance Taylor <iant@google.com>
4536 * Added source code to GNU binutils.