1 2009-10-11 Ian Lance Taylor <iant@google.com>
3 * plugin.cc: Include "gold.h" before other header files.
5 2009-10-10 Chris Demetriou <cgd@google.com>
7 * options.h (Input_file_argument::Input_file_type): New enum.
8 (Input_file_argument::is_lib_): Replace with...
9 (Input_file_argument::type_): New member.
10 (Input_file_argument::Input_file_argument): Take Input_file_type
11 'type' rather than boolean 'is_lib' as second argument.
12 (Input_file_argument::is_lib): Use type_.
13 (Input_file_argument::is_searched_file): New function.
14 (Input_file_argument::may_need_search): Handle is_searched_file.
15 * options.cc (General_options::parse_library): Support -l:filename.
16 (General_options::parse_just_symbols): Update for Input_file_argument
18 (Command_line::process): Likewise.
19 * archive.cc (Archive::get_file_and_offset): Likewise.
20 * plugin.cc (Plugin_manager::release_input_file): Likewise.
21 * script.cc (read_script_file, script_add_file): Likewise.
22 * fileread.cc (Input_file::Input_file): Likewise.
23 (Input_file::will_search_for): Handle is_searched_file.
24 (Input_file::open): Likewise.
25 * readsyms.cc (Read_symbols::get_name): Likewise.
26 * testsuite/Makefile.am (searched_file_test): New test.
27 * testsuite/Makefile.in: Regenerate.
28 * testsuite/searched_file_test.cc: New file.
29 * testsuite/searched_file_test_lib.cc: New file.
31 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
32 Ian Lance Taylor <iant@google.com>
34 * descriptor.cc: Include <cstdio> and "binary-io.h".
35 (Descriptors::open): Open the files in binary mode always.
36 * script.cc (Lex::get_token): Treat \r as whitespace.
38 2009-10-09 Ian Lance Taylor <iant@google.com>
40 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
42 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
43 Ian Lance Taylor <iant@google.com>
45 * configure.ac: Check for readv function also.
46 * fileread.cc (readv): Define if not HAVE_READV.
47 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
49 * config.in: Regenerate.
50 * configure: Regenerate.
52 2009-10-09 Doug Kwan <dougkwan@google.com>
54 * layout.cc (Layout::make_output_section): Call target hook to make
55 ordinary output section.
56 (Layout::finalize): Adjust parameter list of call the
58 * layout.h (class Layout::section_list): New method.
59 * merge.h (Output_merge_base::entsize): Change visibility to public.
60 (Output_merge_base::is_string, Output_merge_base::do_is_string):
62 (Output_merge_string::do_is_string): New method.
63 * object.cc (Sized_relobj::do_setup): renamed from
65 * object.h (Sized_relobj::adjust_shndx,
66 Sized_relobj::initializ_input_to_output_maps,
67 Sized_relobj::free_input_to_output_maps): Change visibilities to
69 (Sized_relobj::setup): Virtualize.
70 (Sized_relobj::do_setup): New method declaration.
71 (Sized_relobj::invalidate_section_offset,
72 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
73 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
74 * options.cc (parse_int): New function.
75 * options.h (parse_int): New declaration.
76 (DEFINE_int): New macro.
77 (stub_group_size): New option.
78 * output.cc (Output_section::Output_section): Initialize memebers
79 merge_section_map_, merge_section_by_properties_map_,
80 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
81 (Output_section::add_input_section): Handled deferred code-fill
82 generation and remove an old comment.
83 (Output_section::add_relaxed_input_section): New method definition.
84 (Output_section::add_merge_input_section): Use merge section by
85 properties map to speed to search. Update merge section maps
87 (Output_section::build_relaxation_map): New method definition.
88 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
90 (Output_section::relax_input_section): Renamed to
91 Output_section::convert_input_sections_to_relaxed_sections and change
92 interface to take a vector of pointers to relaxed sections.
93 (Output_section::find_merge_section,
94 Output_section::find_relaxed_input_section): New method definitions.
95 (Output_section::is_input_address_mapped,
96 Output_section::output_offset, Output_section::output_address):
97 Use output section data maps to speed up searching.
98 (Output_section::find_starting_output_address): Add comments.
99 (Output_section::do_write,
100 Output_section::write_to_postprocessing_buffer): Do code-fill
101 generation as appropriate.
102 (Output_section::get_input_sections): Invalidate relaxed input section
104 (Output_section::restore_states): Adjust type of checkpoint .
105 Invalidate relaxed input section map.
106 * output.h (Output_merge_base): New class declaration.
107 (Input_section_specifier): New class defintion.
108 (class Output_relaxed_input_section) Change base class to
109 Output_section_data_build.
110 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
111 base class initializer.
112 (Output_section::add_relaxed_input_section): New method declaration.
113 (Output_section::Input_section): Change visibility to protected.
114 (Output_section::Input_section::relobj,
115 Output_section::Input_section::shndx): Handle relaxed input sections.
116 Output_section::input_sections) Change visibility to protected. Also
117 define overload to return a non-const pointer.
118 (Output_section::Merge_section_properties): New class defintion.
119 (Output_section::Merge_section_by_properties_map,
120 Output_section::Output_section_data_by_input_section_map,
121 Output_section::Relaxation_map): New types.
122 (Output_section::relax_input_section): Rename method to
123 Output_section::convert_input_sections_to_relaxed_sections and change
124 interface to take a vector of relaxed section pointers.
125 (Output_section::find_merge_section,
126 Output_section::find_relaxed_input_section,
127 Output_section::build_relaxation_map,
128 Output_section::convert_input_sections_in_list_to_relaxed_sections):
129 New method declarations.
130 (Output_section::merge_section_map_
131 Output_section::merge_section_by_properties_map_,
132 Output_section::relaxed_input_section_map_,
133 Output_section::is_relaxed_input_section_map_valid_,
134 Output_section::generate_code_fills_at_write_): New data members.
136 (Output_section_element_input::set_section_addresses): Call
137 current_data_size and addralign methods of relaxed input sections.
138 (Orphan_output_section::set_section_addresses): Call current_data_size
139 and addralign methods of relaxed input sections.
140 * symtab.cc (Symbol_table::compute_final_value): Extract template
141 from the body of Symbol_table::sized_finalize_symbol.
142 (Symbol_table::sized_finalized_symbol): Call
143 Symbol_table::compute_final_value.
144 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
145 (Symbol_table::compute_final_value): New templated method declaration.
146 * target.cc (Target::do_make_output_section): New method defintion.
147 * target.h (Target::make_output_section): New method declaration.
148 (Target::relax): Add more parameters for input objects, symbol table
149 and layout. Adjust call to do_relax.
150 (Target::do_make_output_section): New method declaration.
151 (Target::do_relax): Add parameters for input objects, symbol table
154 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
156 * pread.c: Include stdio.h.
158 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
160 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
163 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
165 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
166 Change read_shndx type to unsigned int.
167 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
169 (Sized_dwarf_line_info::read_line_mappings): Likewise.
170 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
171 Change read_shndx type to unsigned int.
172 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
174 (Sized_dwarf_line_info::read_line_mappings): Likewise.
175 * layout.cc (Layout::create_symtab_sections): Cast the result of
176 local_symcount * symsize to off_t in the gold_assert.
178 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
180 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
181 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
183 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
184 (Arm_relocate_functions::thm_abs5): New function.
185 (Arm_relocate_functions::abs12): New function.
186 (Arm_relocate_functions::abs16): New function.
187 (Arm_relocate_functions::base_abs): New function.
188 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
189 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
190 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
192 (Scan::global): Likewise.
193 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
194 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
195 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
196 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
199 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
201 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
202 (Arm_relocate_functions::movt_prel): New function.
203 (Arm_relocate_functions::thm_movw_prel_nc): New function.
204 (Arm_relocate_functions::thm_movt_prel): New function.
205 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
206 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
207 (Scan::global, Relocate::relocate): Likewise.
208 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
210 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
212 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
214 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
216 (class Incremental_inputs_header): New class.
217 (Incremental_inputs_header_writer): Edit comment.
218 (Incremental_inputs_entry): New class.
219 (Incremental_inputs_entry_writer): Edit comment.
220 (Sized_incremental_binary::do_find_incremental_inputs_section):
221 Add *strtab_shndx parameter, fill it.
222 (Sized_incremental_binary::do_check_inputs): New method.
223 (Incremental_checker::can_incrementally_link_output_file): Use
224 Sized_incremental_binary::check_inputs.
225 (Incremental_inputs::report_command_line): Save command line in
228 (Incremental_binary::find_incremental_inputs_section): New
230 (Incremental_binary::do_find_incremental_inputs_section): Add
231 strtab_shndx parameter.
232 (Incremental_binary::do_check_inputs): New pure virtual method.
233 (Sized_incremental_binary::do_check_inputs): Declare.
234 (Incremental_checker::Incremental_checker): Add incremental_inputs
235 parameter, use it to initialize incremental_inputs_.
236 (Incremental_checker::incremental_inputs_): New field.
237 (Incremental_checker::command_line): New method.
238 (Incremental_checker::inputs): New method.
239 (Incremental_checker::command_line_): New field.
241 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
243 * incremental.cc: Include <cstdarg> and "target-select.h".
244 (vexplain_no_incremental): New function.
245 (explain_no_incremental): New function.
246 (Incremental_binary::error): New method.
247 (Sized_incremental_binary::do_find_incremental_inputs_section): New
249 (make_sized_incremental_binary): New function.
250 (open_incremental_binary): New function.
251 (can_incrementally_link_file): Add checks if output is ELF and has
253 * incremental.h: Include "elfcpp_file.h" and "output.h".
254 (Incremental_binary): New class.
255 (Sized_incremental_binary): New class.
256 (open_incremental_binary): Declare.
257 * object.cc (is_elf_object): Use
258 elfcpp::Elf_recognizer::is_elf_file.
259 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
260 * output.h (Output_file::filesize): New method.
262 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
264 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
266 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
267 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
269 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
271 (Arm_relocate_functions::movw_abs_nc): New function.
272 (Arm_relocate_functions::movt_abs): New function.
273 (Arm_relocate_functions::thm_movw_abs_nc): New function.
274 (Arm_relocate_functions::thm_movt_abs): New function.
275 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
276 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
277 (Scan::global): Likewise.
278 (Relocate::relocate): Likewise.
279 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
281 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
283 * arm.cc (Arm_relocate_functions::got_prel) New function.
284 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
285 (Relocate::relocate): Likewise.
286 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
288 2009-10-06 Ian Lance Taylor <iant@google.com>
290 * options.h (class General_options): Define
291 split_stack_adjust_size parameter.
292 * object.h (class Object): Add uses_split_stack_ and
293 has_no_split_stack_ fields. Add uses_split_stack and
294 has_no_split_stack accessor functions. Declare
295 handle_split_stack_section.
296 (class Reloc_symbol_changes): Define.
297 (class Sized_relobj): Define Function_offsets. Declare
298 split_stack_adjust, split_stack_adjust_reltype, and
300 * object.cc (Object::handle_split_stack_section): New function.
301 (Sized_relobj::do_layout): Call handle_split_stack_section.
302 * dynobj.cc (Sized_dynobj::do_layout): Call
303 handle_split_stack_section.
304 * reloc.cc (Sized_relobj::relocate_sections): Call
305 split_stack_adjust for executable sections in split_stack
306 objects. Pass reloc_map to relocate_section.
307 (Sized_relobj::split_stack_adjust): New function.
308 (Sized_relobj::split_stack_adjust_reltype): New function.
309 (Sized_relobj::find_functions): New function.
310 * target-reloc.h: Include "object.h".
311 (relocate_section): Add reloc_symbol_changes parameter. Change
313 * target.h (class Target): Add calls_non_split method. Declare
314 do_calls_non_split virtual method. Declare match_view and
316 * target.cc: Include "elfcpp.h".
317 (Target::do_calls_non_split): New function.
318 (Target::match_view): New function.
319 (Target::set_view_to_nop): New function.
320 * gold.cc (queue_middle_tasks): Give an error if mixing
321 split-stack and non-split-stack objects with -r.
322 * i386.cc (Target_i386::relocate_section): Add
323 reloc_symbol_changes parameter.
324 (Target_i386::do_calls_non_split): New function.
325 * x86_64.cc (Target_x86_64::relocate_section): Add
326 reloc_symbol_changes parameter.
327 (Target_x86_64::do_calls_non_split): New function.
328 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
330 * powerpc.cc (Target_powerpc::relocate_section): Add
331 reloc_symbol_changes parameter.
332 * sparc.cc (Target_sparc::relocate_section): Add
333 reloc_symbol_changes parameter.
334 * configure.ac: Call AM_CONDITIONAL for the default target.
335 * configure: Rebuild.
336 * testsuite/Makefile.am (TEST_AS): New variable.
337 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
338 (check_DATA): Add split_i386 and split_x86_64 files.
339 (SPLIT_DEFSYMS): Define.
340 (split_i386_[1234n].o): New targets.
341 (split_i386_[124]): New targets.
342 (split_i386_[1234r].stdout): New targets.
343 (split_x86_64_[1234n].o): New targets.
344 (split_x86_64_[124]): New targets.
345 (split_x86_64_[1234r].stdout): New targets.
346 (MOSTLYCLEANFILES): Add new executables.
347 * testsuite/split_i386.sh: New file.
348 * testsuite/split_x86_64.sh: New file.
349 * testsuite/split_i386_1.s: New file.
350 * testsuite/split_i386_2.s: New file.
351 * testsuite/split_i386_3.s: New file.
352 * testsuite/split_i386_4.s: New file.
353 * testsuite/split_i386_n.s: New file.
354 * testsuite/split_x86_64_1.s: New file.
355 * testsuite/split_x86_64_2.s: New file.
356 * testsuite/split_x86_64_3.s: New file.
357 * testsuite/split_x86_64_4.s: New file.
358 * testsuite/split_x86_64_n.s: New file.
359 * testsuite/testfile.cc (Target_test): Update relocation_section
361 * testsuite/Makefile.in: Rebuild.
363 2009-10-06 Ian Lance Taylor <iant@google.com>
365 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
366 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
367 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
368 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
369 the address on ldo_addrs_.
370 (Target_i386::Relocate::fix_up_ldo): New function.
372 2009-10-06 Rafael Espindola <espindola@google.com>
374 * plugin.cc (add_input_library): New.
375 (Plugin::load): Add add_input_library to tv.
376 (Plugin_manager::add_input_file): Add the is_lib argument.
377 (add_input_file): Update call to Plugin_manager::add_input_file.
378 (add_input_library): New.
379 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
381 2009-09-30 Doug Kwan <dougkwan@google.com>
383 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
384 symbol and call Symbol::may_need_copy_reloc to determine if
385 a copy reloc is needed.
386 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
387 nocopyreloc is given in command line.
388 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
389 given in command line.
390 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
391 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
392 of the removed Target_i386::may_need_copy_reloc.
393 * options.h (copyreloc): New option with default value false.
394 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
395 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
396 instead of the removed Target_powerpc::may_need_copy_reloc.
397 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
398 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
399 instead of the removed Target_sparc::may_need_copy_reloc.
400 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
401 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
402 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
403 instead of the removed Target_x86_64::may_need_copy_reloc.
405 2009-09-30 Ian Lance Taylor <iant@google.com>
407 * object.h (class Object): Remove target_ field, and target,
408 sized_target, and set_target methods.
409 (Object::sized_target): Remove.
410 (class Sized_relobj): Update declarations. Remove sized_target.
411 * object.cc (Sized_relobj::setup): Remove target parameter.
413 (Input_objects::add_object): Don't do anything with the target.
414 (make_elf_sized_object): Add punconfigured parameter. Change all
415 callers. Set or test parameter target.
416 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
418 * parameters.cc (Parameters::set_target): Change parameter type to
420 (Parameters::default_target): Remove.
421 (set_parameters_target): Change parameter type to be non-const.
422 (parameters_force_valid_target): New function.
423 (parameters_clear_target): New function.
424 * parameters.h (class Parameters): Update declarations. Remove
425 default_target method. Add sized_target and clear_target
426 methods. Change target_ to be non-const.
427 (set_parameters_target): Update declaration.
428 (parameters_force_valid_target): Declare.
429 (parameters_clear_target): Declare.
430 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
431 as NULL if we aren't searching.
432 (Add_symbols::run): Don't check for compatible target.
433 * fileread.cc (Input_file::open_binary): Call
434 parameters_force_valid_target.
435 * gold.cc (queue_middle_tasks): Likewise.
436 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
437 set_target on object.
438 * dynobj.h (class Sized_dynobj): Update declarations.
439 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
440 make_elf_object returns NULL.
441 (Archive::include_member): Don't check whether object target is
443 * output.cc (Output_section::add_input_section): Get target from
445 (Output_section::relax_input_section): Likewise.
446 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
448 (Sized_relobj::do_scan_relocs): Likewise.
449 (Sized_relobj::relocate_sections): Likewise.
450 * resolve.cc (Symbol_table::resolve): Likewise.
451 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
452 parameter. Change all callers.
453 (Symbol_table::add_from_object): Get target from parameters.
454 (Symbol_table::add_from_relobj): Don't check object target.
455 (Symbol_table::add_from_dynobj): Likewise.
456 (Symbol_table::define_special_symbol): Get target from
458 * symtab.h (class Symbol_table): Update declaration.
459 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
460 parameter. Change all callers. Clear parameter target.
461 (Binary_test): Test target here.
462 * testsuite/object_unittest.cc (gold_testsuite): Remove
463 target_test_pointer parameter. Change all callers.
464 (Object_test): Test target here.
466 2009-09-26 Ian Lance Taylor <iant@google.com>
468 * testsuite/initpri1.c: Don't try to use constructor priorities if
469 compiling with gcc before 4.3.
471 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
473 * testsuite/retain_symbols_file_test.sh (check_present): Change
474 output file name to retain_symbols_file_test.stdout.
475 (check_absent): Likewise.
477 2009-09-18 Craig Silverstein <csilvers@google.com>
479 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
480 * options.cc: Include <cerrno> and <fstream>.
481 (General_options::finalize): Parse -retain-symbols-file tag.
482 * options.h: New flag.
483 (General_options): New method should_retain_symbol, new
484 variable symbols_to_retain.
485 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
486 should_retain_symbol map.
487 * testsuite/Makefile.am (retain_symbols_file_test): New test.
488 * testsuite/Makefile.in: Regenerate.
489 * testsuite/retain_symbols_file_test.sh: New file.
491 2009-09-18 Nick Clifton <nickc@redhat.com>
493 * po/es.po: Updated Spanish translation.
495 2009-09-17 Doug Kwan <dougkwan@google.com>
497 * debug.h (DEBUG_RELAXATION): New constant.
498 (DEBUG_ALL): Add DEBUG_RELAXATION.
499 (debug_string_to_enum): Add relaxation debug option.
501 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
502 Layout::Relaxation_debug_check::read_sections,
503 Layout::Relaxation_debug_check::read_sections): New method definitions.
504 (Layout::Layout): Initialize data members
505 record_output_section_data_from_scrips_,
506 script_output_section_data_list_ and relaxation_debug_check_.
507 (Layout::save_segments, Layout::restore_segments,
508 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
509 Layout::relaxation_loop_body): New method definitions.
510 (Layout::finalize): Support relaxation. Move section layout code to
511 Layout::relaxation_loop_body.
512 (Layout::set_asection_address_from_script): Move code for orphan
513 section placement out.
514 (Layout::place_orphan_sections_in_script): New method definition.
515 * layout.h (Output_segment_headers, Output_file_header):
516 New forward class declarations.
517 (Layout::~Layout): Define.
518 (Layout::new_output_section_data_from_script): New method definition.
519 (Layout::place_orphan_sections_in_script): New method declaration.
520 (Layout::Segment_states): New type declaration.
521 (Layout::save_segments, Layout::restore_segments,
522 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
523 Layout::relaxation_loop_body): New method declarations.
524 (Layout::Output_section_data_list): New type declaration.
525 (Layout::Relaxation_debug_check): New class definition.
526 (Layout::record_output_section_data_from_script_,
527 Layout::script_output_section_data_list_, Layout::segment_states_,
528 Layout::relaxation_debug_check_): New data members.
529 * output.cc: (Output_section_headers::do_size): New method definition.
530 (Output_section_headers::Output_section_headers): Move size
531 computation to Output_section_headers::do_size.
532 (Output_segment_headers::do_size): New method definition.
533 (Output_file_header::Output_file_header): Move size computation to
534 Output_file_header::do_size and call it.
535 (Output_file_header::do_size): New method definition.
536 (Output_data_group::Output_data_group): Adjust call to
538 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
539 (Output_symtab_xindex::do_write): Add array bound check.
540 (Output_section::Input_section::print_to_mapfile): Handle
541 RELAXED_INPUT_SECTION_CODE.
542 (Output_section::Output_section): Initialize data member checkpoint_.
543 (Output_section::~Output_section): Delete checkpoint object pointed
545 (Output_section::add_input_section): Always add an Input_section if
547 (Output_section::add_merge_input_section): Add assert.
548 (Output_section::relax_input_section): New method definition.
549 (Output_section::set_final_data_size): Set load address to zero for
550 an unallocated section.
551 (Output_section::do_address_and_file_offset_have_reset_values):
552 New method definition.
553 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
554 Handle relaxed input section.
555 (Output_section::sort_attached_input_sections): Checkpoint input
557 (Output_section::get_input_sections): Change type of input_sections to
558 list of Simple_input_section pointers. Checkpoint input section list
559 lazily. Also handle relaxed input sections.
560 (Output_section::add_input_section_for_script): Take a reference to
561 a Simple_input_section object instead of Relobj pointer and section
562 index as parameter. Handle relaxed input sections.
563 (Output_section::save_states, Output_section::restore_states): New
565 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
566 (Output_data::is_data_size_fixed): New method definition.
567 (Output_data::reset_addresss_and_file_offset): Do not reset data size
569 (Output_data::address_and_file_offset_have_reset_values): New method
571 (Output_data::do_address_and_file_offset_have_reset_values): New method
573 (Output_data::set_data_size): Check that data size is not fixed.
574 (Output_data::fix_data_size): New method definition.
575 (Output_data::is_data_size_fixed_): New data member.
576 (Output_section_headers::set_final_data_size): New method definition.
577 (Output_section_headers::do_size): New method declaration.
578 (Output_segment_headers::set_final_data_size): New method definition.
579 (Output_segment_headers::do_size): New method declaration.
580 (Output_file_header::set_final_data_size)::New method definition.
581 (Output_file_header::do_size)::New method declaration.
582 (Output_section_data::Output_section_data): Add new parameter
583 is_data_size_fixed and use it to fix data size.
584 (Output_data_const::Output_data_const): Adjust call to base class
585 constructor and fix data size.
586 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
587 base class constructor and fix data size.
588 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
589 base class constructor and fix data size.
590 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
591 class constructor and fix data size.
592 (Output_data_group::set_final_data_size): New method definition.
593 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
594 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
595 class constructor and fix data size.
596 (Output_relaxed_input_section): New class definition.
597 (Output_section::Simple_input_section): New class definition.
598 (Output_section::get_input_sections): Adjust parameter list.
599 (Output_section::add_input_section_for_script): Same.
600 (Output_section::save_states, Output_section::restore_states,
601 Output_section::do_address_and_file_offset_have_reset_values,
602 (Output_section::Input_section::Input_section): Handle
603 RELAXED_INPUT_SECTION_CODE. Add new overload for
604 Output_relaxed_input_section.
605 (Output_section::Input_section::is_input_section,
606 Output_section::Input_section::set_output_section): Handle relaxed
608 (Output_section::Input_section::is_relaxed_input_section,
609 Output_section::Input_section::output_section_data,
610 Output_section::Input_section::relaxed_input_section): New method
612 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
614 (Output_section::Input_section::u1_): Update comments.
615 (Output_section::Input_section::u2_): Add new union member poris.
616 (Output_section::Checkpoint_output_section): New classs definition.
617 (Output_section::relax_input_section): New method declaration.
618 (Output_section::checkpoint_): New data member.
619 (Output_segment): Update comments.
620 (Output_segment::Output_segment): Un-privatize copy constructor.
621 (Output_segment::operator=): Un-privatize.
622 * script-sections.cc (Output_section_element::Input_section_list):
623 Change element type to Output_section::Simple_input_section.
624 (Output_section_element_dot_assignment::set_section_addresses):
625 Register output section data for relaxation clean up.
626 (Output_data_exression::Output_data_expression): Adjust call to base
627 constructor to fix data size.
628 (Output_section_element_data::set_section_addresses): Register
629 Output_data_expression object for relaxation clean up.
630 (struct Input_section_info): Replace Relobj pointer and section index
631 pair with Output_section::Simple_input_section and Convert struct to a
633 (Input_section_sorter::operator()): Adjust access to
634 Input_section_info data member to use accessors.
635 (Output_section_element_input::set_section_addresses): Use layout
636 parameter. Adjust code to use Output_section::Simple_input_section
637 and Input_secction_info classes. Register filler for relaxation
639 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
640 and section index pair with Output_section::Simple_input_section
641 class. Adjust code accordingly.
642 (Phdrs_element::release_segment): New method definition.
643 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
645 (Script_sections::release_segments): New method definition.
646 * gold/script-sections.h (Script_sections::release_segments): New
648 * gold/target.h (Target::may_relax, Target::relax,
649 Target::do_may_relax, Target::do_relax): New method definitions.
651 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
653 * arm.cc (has_signed_unsigned_overflow): New function.
654 (Arm_relocate_functions::abs8): New function.
655 (Target_arm::Scan::local): Handle R_ARM_ABS8.
656 (Target_arm::Scan::global): Likewise.
657 (Target_arm::relocate::relocate): Likewise.
658 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
661 2009-09-16 Cary Coutant <ccoutant@google.com>
663 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
664 * testsuite/Makefile.in: Regenerate.
666 2009-09-11 Nick Clifton <nickc@redhat.com>
668 * po/gold.pot: Updated by the Translation project.
670 2009-09-08 Cary Coutant <ccoutant@google.com>
672 * output.cc (Output_file::open): Add execute permission to empty file.
673 * testsuite/Makefile.am (permission_test): New test.
674 * testsuite/Makefile.in: Regenerate.
676 2009-09-02 Ian Lance Taylor <iant@google.com>
678 * output.cc (Output_file::resize): Call map_no_anonymous rather
681 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
683 * gold.cc: Include "incremental.h".
684 (queue_initial_tasks): Call Incremental_checker methods.
685 * incremental.cc: Include "output.h".
686 (Incremental_checker::can_incrementally_link_output_file): New
688 * incremental.h (Incremental_checker): New class.
690 * output.cc (Output_file::open_for_modification): New method.
691 (Output_file::map_anonymous): Changed return type to bool. Record
693 (Output_file::map_no_anonymous): New method, broken out of map.
694 (Output_file::map): Use map_no_anonymous and map_anonymous.
695 * output.h (class Output_file): Update declarations.
697 2009-08-24 Cary Coutant <ccoutant@google.com>
699 * options.h (Command_line::Pre_options): New class.
700 (Command_line::pre_options): New member.
701 * options.cc (gold::options::ready_to_register): New variable.
702 (One_option::register_option): Do nothing if not registering options.
703 Assert if same short option registered twice.
704 (General_options::General_options): Turn off option registration when
706 (Command_line::Pre_options::Pre_options): New constructor.
708 2009-08-24 Cary Coutant <ccoutant@google.com>
710 * options.h (General_options::no_keep_memory): Remove incorrect
713 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
715 * Makefile.am (am__skiplex, am__skipyacc): New.
716 * Makefile.in: Regenerate.
718 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
720 * Makefile.am (AM_CPPFLAGS): Renamed from ...
721 (INCLUDES): ... this.
722 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
723 (AM_CPPFLAGS): Renamed from ...
725 * Makefile.in, testsuite/Makefile.in: Regenerate.
727 * Makefile.in: Regenerate.
728 * aclocal.m4: Likewise.
729 * config.in: Likewise.
730 * configure: Likewise.
731 * testsuite/Makefile.in: Likewise.
733 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
734 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
735 * Makefile.in: Regenerate.
736 * testsuite/Makefile.in: Regenerate.
738 2009-08-19 Cary Coutant <ccoutant@google.com>
740 * resolve.cc (Symbol_table::resolve): Don't complain about defined
741 symbols in shared libraries overridden by hidden or internal symbols
744 2009-08-19 Chris Demetriou <cgd@google.com>
746 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
747 checking source file names in error messages.
749 2009-08-18 Doug Kwan <dougkwan@google.com>
751 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
752 an elcpp::Ehdr as parameter. Adjust call to set_target.
753 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
754 an elfcpp::Ehdr as parameter.
755 * object.cc (Object::set_target): Remove the version that looks up
756 a target and sets it.
757 (Sized_relobj::setup): Take a Target object instead of
758 an elfcpp::Ehdr as parameter. Adjust call to set_target.
759 (make_elf_sized_object): Find target and ask target to
761 * object.h: (Object::set_target): Remove the version that looks up
762 a target and sets it.
763 (Sized_relobj::setup): Take a Target object instead of
764 an elfcpp:Ehdr as parameter.
765 * target.cc: Include dynobj.h.
766 (Target::do_make_elf_object_implementation): New.
767 (Target::do_make_elf_object): New.
768 * target.h (Target::make_elf_object): New template declaration.
769 (Target::do_make_elf_object): New method declarations.
770 (Target::do_make_elf_object_implementation): New template declaration.
772 2009-08-14 Ian Lance Taylor <iant@google.com>
774 * gold.h (FUNCTION_NAME): Define.
775 (gold_unreachable): Use FUNCTION_NAME.
777 2009-08-12 Sriraman Tallam <tmsriram@google.com>
779 * icf.cc (Icf::find_identical_sections): Issue a warning when a
780 symbol in the --keep-unique list is not found.
782 2009-08-12 Sriraman Tallam <tmsriram@google.com>
784 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
785 been maked as --keep-unique.
786 (Icf::unfold_section): New function.
787 * icf.h (Icf::unfold_section): New function.
788 * options.h (General_options::keep_unique): New option.
789 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
790 * testsuite/Makefile.in: Regenerate.
791 * testsuite/icf_keep_unique_test.sh: New file.
792 * testsuite/icf_keep_unique_test.cc: New file.
794 2009-08-12 Cary Coutant <ccoutant@google.com>
797 * resolve.cc (Symbol_table::resolve): Check for references from
798 dynamic objects to hidden and internal symbols.
799 * testsuite/Makefile.am (hidden_test.sh): New test.
800 * testsuite/Makefile.in: Regenerate.
801 * testsuite/hidden_test.sh: New script.
802 * testsuite/hidden_test_1.c: New test source.
803 * testsuite/hidden_test_main.c: New test source.
805 2009-08-11 Doug Kwan <dougkwan@google.com>
807 * arm.cc: Update comments.
808 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
809 segment to locate the .ARM.exidx section if present.
811 2009-08-09 Doug Kwan <dougkwan@google.com>
813 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
816 2009-08-07 Sriraman Tallam <tmsriram@google.com>
817 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
820 2009-08-06 Sriraman Tallam <tmsriram@google.com>
822 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
823 valid tls_segment only for non-debug-section relocations.
824 * testsuite/Makefile.am: Add gc_tls_test.
825 * testsuite/Makefile.in: Regenerate.
826 * testsuite/gc_tls_test.cc: New file.
827 * testsuite/gc_tls_test.sh: New file.
829 2009-08-05 Sriraman Tallam <tmsriram@google.com>
833 * Makefile.am (CCFILES): Add icf.cc.
835 * Makefile.in: Regenerate.
836 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
837 * gc.h (gc_process_relocs): Populate lists used by icf to contain
838 section, symbol and addend information for the relocs.
839 * gold.cc (queue_middle_tasks): Call identical code folding.
840 * gold.h: Add defines for multimap.
841 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
842 to the call of finalize_local_symbols.
843 * main.cc (main): Create object of class Icf.
844 * object.cc (Sized_relobj::do_layout): Allow this function to be
845 called twice during icf.
846 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
847 to sections marked as identical by icf.
848 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
850 (Sized_relobj::do_section_entsize): New function.
851 * object.h (Object::section_entsize): New function.
852 (Object::do_section_entsize): New pure virtual function.
853 (Relobj::finalize_local_symbols): Add new parameter.
854 (Relobj::do_section_entsize): New function.
855 * options.h (General_options::icf): New option.
856 (General_options::icf_iterations): New option.
857 (General_options::print_icf_sections): New option.
858 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
859 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
860 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
862 * symtab.cc (Symbol_table::is_section_folded): New function.
863 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
864 to sections marked as identical by icf.
865 * symtab.h (Symbol_table::set_icf): New function.
866 (Symbol_table::icf): New function.
867 (Symbol_table::is_section_folded): New function.
868 (Symbol_table::icf_): New data member.
869 * target-reloc.h (relocate_section): Ignore sections folded by icf.
870 * testsuite/Makefile.am: Add commands to build icf_test.
871 * testsuite/Makefile.in: Regenerate.
872 * testsuite/icf_test.sh: New file.
873 * testsuite/icf_test.cc: New file.
875 2009-07-24 Chris Demetriou <cgd@google.com>
877 * layout.cc (is_compressible_debug_section): Fix incorrect
878 comment about compressed section names.
880 2009-07-20 Ian Lance Taylor <ian@airs.com>
883 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
885 2009-07-16 Ian Lance Taylor <iant@google.com>
888 * layout.h: #include <map>.
889 (class Kept_section): Change from struct to class. Add accessors
890 and setters. Add section size to Comdat_group mapping. Change
891 Comdat_group to std::map. Add is_comdat_ field. Add
892 linkonce_size field in union.
893 (class Layout): Update declaration of find_or_add_kept_section.
894 Don't declare find_kept_object.
895 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
896 parameter. Add object, shndx, is_comdat, and is_group_name
897 parameters. Change all callers. Adjust for new Kept_section.
898 (Layout::find_kept_object): Remove.
899 * object.cc (Sized_relobj::include_section_group): Update use of
900 Kept_section. Rename secnum to shndx. Only record
901 Kept_comdat_section if sections are the same size.
902 (Sized_relobj::include_linkonce_section): Update use of
903 Kept_section. Only record Kept_comdat_section if sections are the
904 same size. Set size of linkonce section.
905 (Sized_relobj::map_to_kept_section): Update call to
906 get_kept_comdat_section.
907 * object.h (class Sized_relobj): Rename fields in
908 Kept_comdat_section to drop trailing underscores; change object
909 field to Relobj*. Change Kept_comdat_section_table to store
910 struct rather than pointer.
911 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
912 Add kept_object and kept_shndx parameters. Change all callers.
913 (Sized_relobj::get_kept_comdat_section): Change return type to
914 bool. Add kept_object and kept_shndx parameters. Change all
916 * plugin.cc (Pluginobj::include_comdat_group): Update call to
917 Layout::find_or_add_kept_section.
919 2009-07-09 Ian Lance Taylor <iant@google.com>
921 * merge.cc (Object_merge_map::initialize_input_to_output_map):
922 Reserve space in the hash table.
924 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
926 * fileread.cc (File_read::get_mtime): New method.
927 * fileread.h (Timespec): New structure.
928 (File_read::get_mtime): New method.
929 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
930 Renamed from timestamp_nsec.
931 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
933 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
935 (Incremental_inputs::report_archive): Save mtime; style fix.
936 (Incremental_inputs::report_obejct): Save mtime; style fix.
937 (Incremental_inputs::report_script): Save mtime; style fix.
938 (Incremental_inputs::finalize_inputs): Style fix.
939 (Incremental_inputs::finalize): Style fix.
940 (Incremental_inputs::create_input_section_data): Store inputs
942 * incremental.h (Incremental_inputs::report_script): Add mtime
944 (Incremental_inputs::Input_info::Input_info): Intialize only one
946 (Incremental_inputs::Input_info::archive): Move to nameless
948 (Incremental_inputs::Input_info::obejct): Move to nameless union.
949 (Incremental_inputs::Input_info::script): Move to nameless union.
950 (Incremental_inputs::mtime): New field.
951 * script.cc (read_input_script): Pass file mtime to
953 * script.h (Script_info::inputs): Style fix.
955 2009-07-01 Ian Lance Taylor <ian@airs.com>
957 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
960 2009-06-24 Ian Lance Taylor <iant@google.com>
963 * layout.cc (Layout::choose_output_section): If we find an
964 existing section, update the flags.
965 (Layout::create_notes): New function, broken out of
967 (Layout::finalize): Don't create note sections.
968 (Layout::create_note): Don't crash if linker script discards
970 (Layout::create_gold_note): Likewise.
971 (Layout::create_build_id): Likewise. Don't set
972 after_input_sections on the section.
973 (Layout::create_executable_stack_info): Remove target parameter.
975 * layout.h (class Layout): Declare create_notes. Update
976 declaration of create_executable_stack_info.
977 * gold.cc (queue_middle_tasks): Call create_notes.
978 * output.cc (Output_section::update_flags_for_input_section): Move
979 here from output.h. If SHF_ALLOC flag is newly set, mark address
981 * output.h (Output_data::mark_address_invalid): New function.
982 (class Output_section): Only declare, not define,
983 update_flags_for_input_section. Remove set_flags.
985 2009-06-24 Ian Lance Taylor <iant@google.com>
987 * script-sections.cc (Output_section_definition::
988 set_section_addresses): Rename shadowing local load_address to
991 2009-06-24 Ian Lance Taylor <iant@google.com>
994 * reloc.cc (relocate_sections): Skip empty relocation sections.
996 2009-06-23 Ian Lance Taylor <iant@google.com>
999 * layout.cc (Layout::create_note): Use choose_output_section
1000 rather than make_output_section.
1002 2009-06-23 Ian Lance Taylor <iant@google.com>
1005 * options.cc (General_options::parse_V): Set printed_version_.
1006 (General_options::General_options): Initialize printed_version_.
1007 * options.h (class General_options): Add printed_version_ field.
1008 * gold.cc (queue_initial_tasks): If there are no input files,
1009 don't give a fatal error if we printed the version information.
1010 (queue_middle_tasks): If using -r with a shared object, give a
1011 fatal error rather than an ordinary error.
1013 2009-06-23 Ian Lance Taylor <iant@google.com>
1016 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1017 (Layout::make_output_section): Set have_stabstr_section_ if we see
1018 a .stab*str section.
1019 (Layout::finalize): Call link_stabs_sections.
1020 (Layout::link_stabs_sections): New file.
1021 * layout.h (class Layout): Add have_stabstr_section_ field.
1022 Declare link_stabs_sections.
1024 2009-06-23 Doug Kwan <dougkwan@google.com>
1026 * Makefile.am (libgold_a_LIBADD): New.
1027 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1028 * Makefile.in: Regenerate.
1029 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1030 * configure: Regenerate.
1031 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1032 * fileread.cc: Include sys/state.h
1033 * gold.h: Declare memmem and strndup if found missing.
1034 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1036 2009-06-23 Ian Lance Taylor <iant@google.com>
1038 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1039 * configure: Rebuild.
1041 2009-06-23 Ian Lance Taylor <iant@google.com>
1044 * object.cc (Object::section_contents): Don't try to get a view if
1045 the section has length zero.
1046 (Object::handle_gnu_warning_section): If the section is empty, use
1047 the name of the section as the warning.
1049 2009-06-23 Ian Lance Taylor <iant@google.com>
1052 * stringpool.h (class Stringpool_template): Add optimize_ field.
1053 (Stringpool_template::set_optimize): New function.
1054 * stringpool.cc (Stringpool_template::Stringpool_template):
1055 Initialize optimize_ field.
1056 (Stringpool_template::set_string_offsets): Test local optimize
1057 fild rather than parameter.
1058 * layout.cc (Layout::Layout): Call set_optimize on the section
1061 2009-06-22 Ian Lance Taylor <iant@google.com>
1064 * yyscript.y: Parse TARGET.
1065 * script.cc (script_set_target): New function.
1066 * script-c.h (script_set_target): Declare.
1067 * options.cc (General_options::string_to_object_format): Rename
1068 from string_to_object_format in anonymous namespace. Change
1070 * options.h (class General_options): Declare
1071 string_to_object_format.
1073 2009-06-22 Ian Lance Taylor <iant@google.com>
1075 * script-sections.cc (Script_sections::create_segments): Don't put
1076 program headers in a PT_LOAD segment if -n or -N.
1078 2009-06-22 Ian Lance Taylor <iant@google.com>
1081 * options.h (class General_options): Add -z lazy and -z now. Sort
1082 -z options into alphabetical order.
1083 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1085 2009-06-21 Ian Lance Taylor <iant@google.com>
1087 * layout.cc (Layout::make_output_section): Call
1088 Target::new_output_section.
1089 (Layout::attach_allocated_section_to_segment): Put large section
1090 sections in a separate load segment with the large segment flag
1092 (Layout::segment_precedes): Sort large data segments after other
1094 (align_file_offset): New static function.
1095 (Layout::set_segment_offsets): Use align_file_offset.
1096 * output.h (class Output_section): Add is_small_section_ and
1097 is_large_section_ fields.
1098 (Output_section::is_small_section): New function.
1099 (Output_section::set_is_small_section): New function.
1100 (Output_section::is_large_section): New function.
1101 (Output_section::set_is_large_section): New function.
1102 (Output_section::is_large_data_section): New function.
1103 (class Output_segment): Add is_large_data_segment_ field.
1104 (Output_segment::is_large_data_segment): New function.
1105 (Output_segment::set_is_large_data_segment): New function.
1106 * output.cc (Output_section::Output_section): Initialize new
1108 (Output_segment::Output_segment): Likewise.
1109 (Output_segment::add_output_section): Add assertion that large
1110 data sections always go in large data segments. Force small data
1111 sections to the end of the list of data sections. Force small BSS
1112 sections to the start of the list of BSS sections. For large BSS
1113 sections to the end of the list of BSS sections.
1114 * symtab.h (class Symbol): Declare is_common_shndx.
1115 (Symbol::is_defined): Check Symbol::is_common_shndx.
1116 (Symbol::is_common): Likewise.
1117 (class Symbol_table): Define enum Commons_section_type. Update
1118 declarations. Add small_commons_ and large_commons_ fields.
1119 * symtab.cc (Symbol::is_common_shndx): New function.
1120 (Symbol_table::Symbol_table): Initialize new fields.
1121 (Symbol_table::add_from_object): Put small and large common
1122 symbols in the right list.
1123 (Symbol_table::sized_finalized_symbol): Check
1124 Symbol::is_common_shndx.
1125 (Symbol_table::sized_write_globals): Likewise.
1126 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1127 common symbol lists. Don't call do_allocate_commons_list if the
1129 (Symbol_table::do_allocate_commons_list): Remove is_tls
1130 parameter. Add comons_section_type parameter. Change all
1131 callers. Handle small and large common symbols.
1132 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1133 Symbol::is_common_shndx.
1134 * resolve.cc (symbol_to_bits): Likewise.
1135 * target.h (Target::small_common_shndx): New function.
1136 (Target::small_common_section_flags): New function.
1137 (Target::large_common_shndx): New function.
1138 (Target::large_common_section_flags): New function.
1139 (Target::new_output_section): New function.
1140 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1141 small_common_section_flags, and large_common_section_flags
1143 (Target::do_new_output_section): New virtual function.
1144 * arm.cc (Target_arm::arm_info): Initialize new fields.
1145 * i386.cc (Target_i386::i386_info): Likewise.
1146 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1148 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1149 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1150 (Target_x86_64::do_new_output_section): New function.
1151 * configure.ac: Define conditional MCMODEL_MEDIUM.
1152 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1153 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1154 (large_LDFLAGS): Define.
1155 * testsuite/large.c: New file.
1156 * testsuite/testfile.cc (Target_test::test_target_info):
1157 Initialize new fields.
1158 * configure, testsuite/Makefile.in: Rebuild.
1160 2009-06-05 Doug Kwan <dougkwan@google.com>
1162 * Makefile.am (CCFILES): Add target.cc.
1163 * Makefile.in: Regenerate.
1164 * i386.cc (class Target_i386): Define new virtual method to
1165 override do_is_local_label_name in parent.
1166 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1167 local symbols if --discard-locals or -X is given.
1168 * options.h (class General_options): Declare new options
1169 '--discard-locals' and '-X' for discarding locals.
1170 * target.h (class Target): Define new methods is_local_label_name.
1171 Declare new virtual method do_is_local_label_name.
1172 * target.cc: New file.
1173 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1174 (check_SCRIPTS): Add discard_locals_test.sh.
1175 (check_DATA): Add discard_local_tests.syms.
1176 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1177 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1178 * testsuite/Makefile.in: Regenerate.
1179 * testsuite/discard_locals_test.c: New file.
1180 * testsuite/discard_locals_test.sh: Same.
1182 2009-06-05 Doug Kwan <dougkwan@google.com>
1184 * object.cc (Sized_relobj::Sized_relobj): Initialize
1185 discarded_eh_frame_shndx_ to -1U.
1186 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1188 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1189 a discarded .eh_frame section.
1190 (Sized_relobj::do_finalize_local_symbols): Ditto.
1191 * object.h (class Sized_relobj): Declare new member
1192 discarded_eh_frame_shndx_.
1193 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1194 (local_labels_test.o, local_labels_test): New rules.
1195 * testsuite/Makefile.in: Regenerate.
1197 2009-06-04 Doug Kwan <dougkwan@google.com>
1199 * layout.cc (Layout::section_name_mapping): Add mapping for
1200 special ARM sections.
1202 2009-06-03 Doug Kwan <dougkwan@google.com>
1204 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1205 (utils::has_overflow): Same.
1207 2009-06-03 Ian Lance Taylor <iant@google.com>
1209 * layout.cc (Layout::section_name_mapping): New array, replacing
1210 Layout::linkonce_mapping.
1211 (Layout::section_name_mapping_count): New variable, replacing
1212 Layout::linkonce_mapping_count.
1213 (Layout::linkonce_output_name): Remove.
1214 (Layout::output_section_name): Rewrite.
1215 * layout.h (class Layout): Rename Linkonce_mapping to
1216 Section_name_mapping, linkonce_mapping to section_name_mapping,
1217 linkonce_mapping_count to section_name_mapping_count. Don't
1218 declare linkonce_output_name.
1220 2009-06-03 Doug Kwan <dougkwan@google.com>
1222 * gold/arm.cc (namespace utils): New.
1223 (Target_arm::reloc_is_non_pic): Define new method.
1224 (class Arm_relocate_functions): New.
1225 (Target_arm::Relocate::relocate): Handle relocation types used by
1228 2009-06-03 Ian Lance Taylor <iant@google.com>
1230 * arm.cc (Target_arm::scan::global): Use || instead of |.
1232 2009-06-02 Doug Kwan <dougkwan@google.com>
1234 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1235 issued_non_pic_error_.
1236 (class Target_arm::Scan): Declare new method check_non_pic.
1237 Define new method symbol_needs_plt_entry.
1238 Declare new data member issued_non_pic_error_.
1239 (class Target_arm::Relocate): Declare new method
1240 should_apply_static_reloc.
1241 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1242 (Target_arm::Scan::check_non_pic): Define new method.
1243 (Target_arm::Scan::local): Handle a small subset of reloc types used
1245 (Target_arm::Scan::local): Same.
1246 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1248 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1250 * incremental.cc (Incremental_inputs::report_command_line): Filter
1251 out --incremental-* options.
1253 2009-05-29 Doug Kwan <dougkwan@google.com>
1255 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1257 (class Target_arm): Update comment.
1258 (Target_arm::Target_arm): Initialize new data members GOT_,
1259 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1260 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1261 and Target_arm::rel_dyn_section.
1262 Declare new_enum Target_arm::Got_type.
1263 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1265 Update commments for member do_dynsym_value.
1266 (Target_arm::got_size, Target_arm::plt_section,
1267 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1268 new methods inside class defintion.
1269 (Target_arm::got_section): Define new method.
1270 (Target_arm::rel_dyn_section): Same.
1271 (Output_data_plt_arm): New template class.
1272 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1273 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1274 (Output_data_plt_arm::add_entry): Same.
1275 (Output_data_plt_arm::first_plt_entry): Define new
1276 static data member for PLT instruction template.
1277 (Output_data_plt_arm::plt_entry): Same.
1278 (Output_data_plt_arm::do_write): Define new method.
1279 (Target_arm::make_plt_entry): Same.
1280 (Target_arm::do_finalize_sections): Same.
1281 (Target_arm::do_dynsym_value): Same.
1283 2009-05-28 Doug Kwan <dougkwan@google.com>
1285 * Makefile.am (TARGETSOURCES): Add arm.cc.
1286 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1287 * Makefile.in: Regenerate.
1289 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1291 2009-05-26 Doug Kwan <dougkwan@google.com>
1293 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1294 (General_options::check_excluded_libs): Strip off directories in
1295 archive name before matching like GNU ld does.
1296 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1297 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1298 (exclude_libs_test_LDFLAGS): Add linker option
1299 -Wl,--exclude-libs,libexclude_libs_test_3
1300 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1301 an explicit archive without using -l.
1302 (alt/libexclude_libs_test_3.a): New make rule.
1303 * testsuite/Makefile.in: Regenerate.
1304 * testsuite/exclude_libs_test.c : Declare lib3_default().
1306 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1307 * exclude_libs_test_3.c: New file.
1309 2009-05-26 Nick Clifton <nickc@redhat.com>
1311 * po/id.po: New Indonesian translation.
1312 * po/gold.pot: Updated template file.
1314 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1316 * testsuite/Makefile.am: Add -ffunction-sections to compile
1317 gc_comdat_test files. Add -Wl,--gc-sections to build
1319 * testsuite/Makefile.in: Regenerate.
1320 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1322 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1324 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1325 kept comdat section was garbage collected.
1326 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1327 * testsuite/Makefile.in: Regenerate.
1328 * testsuite/gc_comdat_test.sh: New file.
1329 * testsuite/gc_comdat_test_1.cc: New file.
1330 * testsuite/gc_comdat_test_2.cc: New file.
1332 2009-05-19 Doug Kwan <dougkwan@google.com>
1334 * archive.cc (Archive::Archive): Move constructor from archive.h
1335 to here. Initialize no_export_.
1336 (Archive::get_elf_object_for_member): Set no_export flag of object.
1337 * archive.h (Archive::Archive): Move constructor body to
1339 (Archive::no_export): New method.
1340 (Archive::no_export_): New field.
1341 * object.h (Object::Object): Initialize no_export_ to false.
1342 (Object::no_export, Object::set_no_export): New methods.
1343 (Object::no_export_): New field.
1344 * options.cc (General_options::parse_exclude_libs): New method.
1345 (General_options::check_excluded_libs) Same.
1346 * options.h (exclude_libs): New option.
1347 (General_options::check_excluded_libs): New method declaration.
1348 (General_options::excluded_libs_): New field.
1349 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1350 default or protected visibility if an object has no-export flag set.
1351 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1352 (check_SCRIPTS): Add exclude_libs_test.sh.
1353 (check_DATA): Add exclude_libs_test.syms.
1354 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1355 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1356 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1357 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1358 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1359 libexclude_libs_test_2.a): New rules.
1360 * testsuite/Makefile.in: Regenerate.
1361 * testsuite/exclude_libs_test.c: New file.
1362 * testsuite/exclude_libs_test.sh: Ditto.
1363 * testsuite/exclude_libs_test_1.c: Ditto.
1364 * testsuite/exclude_libs_test_2.c: Ditto.
1366 2009-05-15 Ian Lance Taylor <iant@google.com>
1368 * configure.ac: Check for declarations for cases where libiberty.h
1369 checks HAVE_DECL_xxx.
1370 * configure, config.in: Rebuild.
1372 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1374 * gold.h (Incremental_argument_list): Remove (invalid) forward
1376 * incremental.cc (Incremental_inputs::report_achive): New method.
1377 (Incremental_inputs::report_object): New method.
1378 (Incremental_inputs::report_script): New method.
1379 (Incremental_inputs::finalize_inputs): New method.
1380 (Incremental_inputs::finalize): Call finalize_inputs().
1381 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1382 Create inputs entries.
1383 * incremental.h (Incremental_input_type): New enum.
1384 (Incremental_inputs::Incremental_input): Initialize new fields.
1385 (Incremental_inputs::report_inputs): New method.
1386 (Incremental_inputs::report_achive): New method.
1387 (Incremental_inputs::report_object): New method.
1388 (Incremental_inputs::report_script): New method.
1389 (Incremental_inputs::finalize_inputs): New method.
1390 (Incremental_inputs::Input_info): New struct.
1391 (Incremental_inputs::Input_info_map): New typedef.
1392 (Incremental_inputs::lock_): New field.
1393 (Incremental_inputs::Inputs_): New field.
1394 (Incremental_inputs::Inputs_map): New field.
1395 * main.cc (main): Call Incremental_input::report_inputs.
1396 * options.h (Input_argument_list): Typedef moved from
1398 (Input_file_group::Files): Remove, use ::Input_argument_list.
1399 (Input_file_group::Input_argument_list): Remove, use
1400 ::Input_argument_list.
1401 * plugin.cc (Plugin_manager::add_input_file): Add error in
1403 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1405 * script.cc (read_input_script): Call
1406 Incremental_input::report_script.
1407 * script.h (Script_info): New class.
1409 2009-04-27 Ian Lance Taylor <iant@google.com>
1411 * x86_64.cc (do_adjust_output_section): Set entsize to
1414 2009-04-23 Elliott Hughes <enh@google.com>
1416 * output.cc (Output_file::close): After short writes, continue
1417 writing from the correct offset in the buffer being written.
1419 2009-04-23 Chris Demetriou <cgd@google.com>
1421 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1422 * configure: Regenerate.
1423 * config.in: Regenerate.
1424 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1425 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1427 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1429 * incremental.cc (Incremental_inputs_header_data): Renamed from
1430 Incremental_input_header_data.
1431 (Incremental_inputs_header_data::data_size): New field.
1432 (Incremental_inputs_header_data::put_input_file_count): Renamed
1433 from input_file_count.
1434 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1435 from command_line_offset.
1436 (Incremental_inputs_header_data::put_reserved): Renamed from
1438 (Incremental_inputs_entry_data): Renamed from
1439 Incremental_input_entry_data.
1440 (Incremental_inputs_entry_data::data_size): New field.
1441 (Incremental_inputs::report_command_line): New method.
1442 (Incremental_inputs::finalize): New method.
1443 (Incremental_inputs::create_incremental_inputs_data): New method.
1444 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1445 * incremental.h: New file.
1446 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1447 (Layout::finalize): Create incremental inputs section in
1449 (Layout::create_incremental_info_sections): New method.
1450 * layout.h (Layout::incremental_inputs): New method.
1451 (Layout::create_incremental_info_sections): New method.
1452 (Layout::incremental_inputs_): New field.
1453 * main.cc (main): Notify Incremental_input of the command line.
1455 2009-04-01 Ian Lance Taylor <iant@google.com>
1456 Mikolaj Zalewski <mikolajz@google.com>
1458 * gold.h (reserve_unordered_map): Define, three versions, one for
1459 each version of Unordered_map.
1460 * layout.cc (Layout::Layout): Remove options parameter. Add
1461 number_of_input_files parameter. Don't initialize options_.
1462 Initialize number_of_input_files_ and resized_signatures_. Move
1463 sections_are_attached_.
1464 (Layout::layout_group): Reserve space for group_signatures_.
1465 (Layout::find_or_add_kept_section): Change name parameter to be a
1466 reference. Resize signatures_ map when it gets large enough.
1467 (Layout::layout_eh_frame): Use parameters->options() instead of
1469 (Layout::make_output_section): Likewise.
1470 (Layout::attach_allocated_section_to_segment): Likewise.
1471 (Layout::finalize, Layout::create_executable_stack): Likewise.
1472 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1473 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1474 * layout.h (class Layout): Update declarations. Remove options_
1475 field. Add number_of_input_files_ and resized_signatures_
1476 fields. Move sections_are_attached_ field.
1477 * main.cc (main): Pass number of input files to Layout
1478 constructor. Don't pass options.
1480 2009-03-30 Ian Lance Taylor <iant@google.com>
1482 * ffsll.c (ffsll): Correct implementation.
1484 2009-03-27 Ian Lance Taylor <iant@google.com>
1486 * ffsll.c: New file.
1487 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1488 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1489 * ftruncate.c (ftruncate): Declare before definition.
1490 * mremap.c (mremap): Likewise.
1491 * pread.c (pread): Likewise.
1492 * configure, Makefile.in, config.in: Rebuild.
1494 * mremap.c: New file.
1495 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1496 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1497 (mremap): Declare if HAVE_MREMAP is not defined.
1498 * configure, Makefile.in, config.in: Rebuild.
1500 2009-03-27 Cary Coutant <ccoutant@google.com>
1502 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1503 position independent.
1504 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1505 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1507 2009-03-24 Cary Coutant <ccoutant@google.com>
1509 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1511 (needs_dynamic_reloc): Likewise.
1513 2009-03-24 Ian Lance Taylor <iant@google.com>
1515 * yyscript.y (file_cmd): Recognize EXTERN.
1516 (extern_name_list, extern_name_list_body): New nonterminals.
1517 * script.cc (script_add_extern): Define.
1518 * script-c.h (script_add_extern): Declare.
1520 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1522 * object.cc (is_elf_object): Define.
1523 * object.h (is_elf_object): Declare.
1524 * archive.cc (Archive::get_elf_object_for_member): Call
1526 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1528 2009-03-24 Elliott Hughes <enh@google.com>
1530 * output.cc (Output_file::map_anonymous): Define.
1531 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1532 try an anonymous one. Report the size if the mmap fails.
1533 * output.h (class Output_file): Declare map_anonymous.
1535 2009-03-24 Ian Lance Taylor <iant@google.com>
1537 * target-select.cc (instantiate_target): Don't acquire the lock if
1538 the instantiated_target_ field has already been set.
1540 2009-03-23 Ian Lance Taylor <iant@google.com>
1542 * gold-threads.h (class Initialize_lock): Define.
1543 * gold-threads.cc (class Initialize_lock_once): Define.
1544 (initialize_lock_control): New static variable.
1545 (initialize_lock_pointer): New static variable.
1546 (initialize_lock_once): New static function.
1547 (Initialize_lock::Initialize_lock): Define.
1548 (Initialize_lock::initialize): Define.
1549 * target-select.h: Include "gold-threads.h".
1550 (class Target_selector): Add lock_ and initialize_lock_ fields.
1551 Don't define instantiate_target, just declare it.
1552 * target-select.cc (Target_selector::Target_selector): Initialize
1554 (Target_selector::instantiate_target): Define.
1555 * descriptors.h: Include "gold-threads.h".
1556 (class Descriptors): Add initialize_lock_ field.
1557 * descriptors.cc (Descriptors::Descriptors): Initialize new
1559 (Descriptors::open): Use initialize_lock_ field
1560 * errors.h (class Errors): Add initialize_lock_ field.
1561 * errors.cc (Errors::Errors): Initialize new field.
1562 (Errors::initialize_lock): Use initialize_lock_ field.
1563 * powerpc.cc (class Target_selector_powerpc): Remove
1564 instantiated_target_ field. In do_recognize call
1565 instantiate_target rather than do_instantiate_target. In
1566 do_instantiate_target just allocate a new target.
1567 * sparc.cc (class Target_selector_sparc): Likewise.
1569 * freebsd.h: New file.
1570 * i386.cc: Include "freebsd.h".
1571 (Target_i386): Derive from Target_freebsd rather than
1573 (Target_selector_i386): Derive from Target_selector_freebsd rather
1574 than Target_selector.
1575 * x86_64.cc: Include "freebsd.h".
1576 (Target_x86_64): Derive from Target_freebsd rather than
1578 (Target_selector_x86_64): Derive from Target_selector_freebsd
1579 rather than Target_selector.
1580 * target.h (class Target): Add adjust_elf_header and
1581 do_adjust_elf_header.
1582 * output.cc (Output_file_header:: do_sized_write): Call target
1583 adjust_elf_header routine.
1584 * configure.tgt: Set targ_osabi.
1585 * configure.ac: Define GOLD_DEFAULT_OSABI.
1586 * parameters.cc (Parameters::default_target): Pass
1587 GOLD_DEFAULT_OSABI to select_target.
1588 * target-select.h (class Target_selector): Make instantiate_target
1589 protected rather than private.
1590 * Makefile.am (HFILES): Add freebsd.h.
1591 * configure, Makefile.in, config.in: Rebuild.
1593 * merge.cc (do_add_input_section): Correct pend value. Change
1594 message about last entry not being null terminated from error to
1597 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1599 * incremental.cc: New file.
1600 * Makefile.am (CCFILES): Add incremental.cc.
1601 * Makefile.in: Rebuild.
1603 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1605 * layout.cc (Layout::output_section_name): Preserve names
1606 of '.note.' sections.
1608 2009-03-19 Ian Lance Taylor <iant@google.com>
1610 * descriptors.cc (Descriptors::open): Check that the options are
1611 valid before using them.
1613 2009-03-18 Ian Lance Taylor <iant@google.com>
1615 * script-sections.h: Include <list>.
1616 (class Script_sections): Change Sections_elements from std::vector
1617 to std::list. Typedef public Elements_iterator. Add
1618 orphan_section_placement_, data_segment_align_start_, and
1619 saw_data_segment_align_ fields. Remove data_segment_align_index_
1621 * script-sections.cc (class Orphan_section_placement): New class.
1622 (class Sections_element): Add virtual functions is_relro and
1623 orphan_section_init. Remove virtual function place_orphan_here.
1624 (class Output_section_definition): Add is_relro and
1625 orphan_section_init. Remove place_orphan_here.
1626 (class Orphan_output_section): Likewise.
1627 (Script_sections::Script_sections): Update for field changes.
1628 (Script_sections::data_segment_align): Set saw_data_segment_align_
1629 and data_segment_align_start_, not data_segment_align_index.
1630 (Script_sections::data_segment_relro_end): Check
1631 saw_data_segment_align_. Use data_segment_align_start_ rather
1632 than data_segment_align_index_.
1633 (Script_sections::place_orphan): Rewrite to use
1634 Orphan_section_placement.
1636 2009-03-17 Ian Lance Taylor <iant@google.com>
1638 * archive.cc (Archive::add_symbols): Check for a version attached
1639 to the symbol name in the archive map.
1640 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1641 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1642 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1643 (ver_test_11.a): New target.
1644 * testsuite/Makefile.in: Rebuild.
1646 * configure.ac: Check for chsize and posix_fallocate. Replace
1648 * ftruncate.c: New file, from gnulib.
1649 * output.cc (posix_fallocate): Define dummy version if not
1650 HAVE_POSIX_FALLOCATE.
1651 (Output_file::map): Call posix_fallocate rather than lseek and
1653 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1654 * configure, Makefile.in, config.in: Rebuild.
1656 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1658 * layout.h (Layout::create_note): Add section_name parameter.
1659 * layout.cc (Layout::create_note): Likewise.
1660 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1662 2009-03-17 Ian Lance Taylor <iant@google.com>
1664 * descriptors.cc: Include "options.h".
1665 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1666 (Descriptors::open): Always use O_CLOEXEC when opening a new
1667 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1668 then set FD_CLOEXEC.
1670 * sparc.cc (class Target_sparc): Add has_got_section.
1671 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1672 make sure we have a GOT section.
1674 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1675 (Target_sparc::Scan::local): Likewise.
1676 (Target_sparc::Scan::global): Likewise.
1677 (Target_sparc::Relocate::relocate): Likewise.
1678 (Target_sparc::Relocate::relocate_tls): Likewise.
1680 * symtab.cc (Symbol_table::define_default_version): New function,
1681 broken out of add_from_object.
1682 (Symbol_table::add_from_object): Call define_default_version.
1683 (Symbol_table::define_special_symbol): Add resolve_oldsym
1684 parameter. Change all callers. If the version for a symbol comes
1685 from a version script, resolve it with the symbol with the same
1686 name with no version. Also add the symbol without a version if
1688 (do_define_in_output_data): If resolving with oldsym, don't delete
1690 (do_define_in_output_segment): Likewise.
1691 (do_define_as_constant): Likewise.
1692 * symtab.h (class Symbol_table): Update declarations.
1694 2009-03-13 Ian Lance Taylor <iant@google.com>
1696 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1697 (Read_symbols::requeue): New function.
1698 (Read_symbols::do_read_symbols): If make_elf_object fails because
1699 the target type is not configured, and the file was searched for,
1700 issue a warning and retry with the next directory.
1701 (Add_symbols::run): If the file has an incompatible format, and
1702 it was searched for, requeue the Read_symbols task. On error,
1704 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1705 dirindex parameter to constructor. Change all callers. Declare
1706 incompatible_warning and requeue.
1707 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1708 input_argument_ and input_group_ fields. Add them to
1709 constructor. Change all callers.
1710 (class Read_script): Add dirindex_ field. Add it to constructor.
1712 * archive.cc (Archive::setup): Remove input_objects parameter.
1714 (Archive::get_file_and_offset): Likewise.
1715 (Archive::read_all_symbols): Likewise.
1716 (Archive::read_symbols): Likewise.
1717 (Archive::get_elf_object_for_member): Remove input_objects
1718 parameter. Add punconfigured parameter. Change all callers.
1719 (Archive::add_symbols): Change return type to bool. Check return
1720 value of include_member.
1721 (Archive::include_all_members): Likewise.
1722 (Archive::include_member): Change return type to bool. Return
1723 false if first included object has incompatible target. Set
1724 included_member_ field.
1725 (Add_archive_symbols::run): If add_symbols returns false, requeue
1727 * archive.h (class Archive): Add included_member_ field.
1728 Initialize it in constructor. Add input_file and searched_for
1729 methods. Update declarations.
1730 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1731 input_argument_ fields. Add them to constructor. Change all
1733 * script.cc: Include "target-select.h".
1734 (class Parser_closure): Add skip_on_incompatible_target_ and
1735 found_incompatible_target_ fields. Add
1736 skip_on_incompatible_target parameter to constructor. Change all
1737 callers. Add methods skip_on_incompatible_target,
1738 clear_skip_on_incompatible_target, found_incompatible_target, and
1739 set_found_incompatible_target.
1740 (read_input_script): Add dirindex parameter. Change all callers.
1741 If parser finds an incompatible target, requeue Read_symbols
1743 (script_set_symbol): Clear skip_on_incompatible_target in
1745 (script_add_assertion, script_parse_option): Likewise.
1746 (script_start_sections, script_add_phdr): Likewise.
1747 (script_check_output_format): New function.
1748 * script.h (read_input_script): Update declaration.
1749 * script-c.h (script_check_output_format): Declare.
1750 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1751 (ignore_cmd): Remove OUTPUT_FORMAT.
1752 * fileread.cc (Input_file::Input_file): Add explicit this.
1753 (Input_file::will_search_for): New function.
1754 (Input_file::open): Add pindex parameter. Change all callers.
1755 * fileread.h (class Input_file): Add input_file_argument method.
1756 Declare will_search_for. Update declarations.
1757 * object.cc (make_elf_object): Add punconfigured parameter.
1759 * object.h (class Object): Make input_file public. Add
1760 searched_for method.
1761 (make_elf_object): Update declaration.
1762 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1764 * dirsearch.h (class Dirsearch): Update declaration.
1765 * options.h (class General_options): Add --warn-search-mismatch.
1766 * parameters.cc (Parameters::is_compatible_target): New function.
1767 * parameters.h (class Parameters): Declare is_compatible_target.
1768 * workqueue.cc (Workqueue::add_blocker): New function.
1769 * workqueue.h (class Workqueue): Declare add_blocker.
1771 * fileread.cc (Input_file::open): Remove options parameter.
1773 (Input_file::open_binary): Likewise.
1774 * script.cc (read_input_script): Likewise.
1775 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1776 options parameter from constructor. Change all callers.
1777 (class Read_script): Likewise.
1778 * fileread.h (class Input_file): Update declarations.
1779 * script.h (read_input_script): Update declaration.
1781 2009-03-10 Nick Clifton <nickc@redhat.com>
1783 * po/es.po: New Spanish translation.
1785 2009-03-06 Cary Coutant <ccoutant@google.com>
1787 * options.cc (parse_short_option): Keep dash_z from registering itself.
1789 2009-03-03 Ian Lance Taylor <iant@google.com>
1792 * target-reloc.h (relocate_section): Pass output_section to
1794 * i386.cc (Target_i386::should_apply_static_reloc): Add
1795 output_section parameter. Change all callers.
1796 (Target_i386::Relocate::relocate): Add output_section parameter.
1797 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1798 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1799 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1800 * testsuite/two_file_shared.sh: New script.
1801 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1802 (check_DATA): Add two_file_shared.dbg.
1803 (two_file_shared.dbg): New target.
1804 * testsuite/Makefile.in: Rebuild.
1806 2009-03-01 Ian Lance Taylor <iant@google.com>
1808 * configure.ac: Check for byteswap.h.
1809 * configure: Rebuild.
1810 * config.in: Rebuild.
1812 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1814 * layout.cc (Layout::find_or_add_kept_section): New function.
1815 (Layout::add_comdat): Removed.
1816 * layout.h (struct Kept_section): Move out of class Layout.
1817 Remove trailing underscores from field names. Add group_sections
1818 field. Rename group_ field to is_group. Change all uses.
1819 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1820 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1821 comdat_groups_ field.
1822 (Sized_relobj::include_section_group): Use
1823 find_or_add_kept_section and Kept_section::group_sections.
1824 (Sized_relobj::include_linkonce_section): Likewise.
1825 * object.cc (class Sized_relobj): Don't define Comdat_group or
1826 Comdat_group_table. Remove find_comdat_group and
1827 add_comdat_group. Remove comdat_groups_ field.
1828 * plugin.cc (include_comdat_group): Use
1829 Layout::find_or_add_kept_section.
1831 2009-02-28 Ian Lance Taylor <iant@google.com>
1833 * README: --gc-sections and map files are now supported. Document
1834 some build requirements.
1837 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1838 relocatable link set the value of the section symbol to zero.
1839 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1840 relocatable link don't include the section address in the local
1843 2009-02-27 Ian Lance Taylor <iant@google.com>
1846 * options.h (class Search_directory): Add is_system_directory.
1847 (class General_options): Declare is_in_system_directory.
1848 * options.cc (get_relative_sysroot): Make static.
1849 (get_default_sysroot): Make static.
1850 (General_optoins::is_in_system_directory): New function.
1851 * fileread.cc (Input_file::is_in_system_directory): New function.
1852 * fileread.h (class Input_file): Declare is_in_system_directory.
1853 * object.h (class Object): Add is_in_system_directory.
1854 (class Input_objects): Remove system_library_directory_ field.
1855 * object.cc (Input_objects::add_object): Don't set
1856 system_library_directory_.
1857 (input_objects::found_in_system_library_directory): Remove.
1858 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1859 parameter. Change all callers.
1860 (Symbol_table::sized_write_globals): Likewise.
1861 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1862 Call Object::is_in_system_directory.
1863 * symtab.h (class Symbol_table): Update declarations.
1866 * descriptors.h (Open_descriptor): Add is_on_stack field.
1867 * descriptors.cc (Descriptors::open): If the descriptor is on the
1868 top of the stack, remove it. Initialize is_on_stack field.
1869 (Descriptors::release): Only add pod to stack if it is not on the
1871 (Descriptors::close_some_descriptor): Clear stack_next and
1875 * output.cc (Output_section::find_starting_output_address): Rename
1876 from starting_output_address; add PADDR parameter; change return
1878 * output.h (class Output_section): Declare
1879 find_starting_output_address instead of starting_output_address.
1880 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1881 section symbol for which we can't find a merge section.
1884 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1885 hidden or internal, force the symbol to be local.
1886 * resolve.cc (Symbol::override_visibility): Define.
1887 (Symbol::override_base): Use override_visibility.
1888 (Symbol_table::resolve): Likewise.
1889 (Symbol::override_base_with_special): Likewise.
1890 (Symbol_table::override_with_special): If the visibility is hidden
1891 or internal, force the symbol to be local.
1892 * symtab.h (class Symbol): Add set_visibility and
1893 override_visibility.
1894 * testsuite/ver_test_1.sh: New file.
1895 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1896 (check_DATA): Add ver_test_1.syms.
1897 (ver_test_1.syms): New target.
1898 * testsuite/Makefile.in: Rebuild.
1900 2009-02-25 Cary Coutant <ccoutant@google.com>
1902 * layout.cc (Layout::choose_output_section): Don't rename sections
1903 when using a linker script that has a SECTIONS clause.
1904 * Makefile.in: Regenerate.
1906 * testsuite/Makefile.am (script_test_5.sh): New test case.
1907 * testsuite/Makefile.in: Regenerate.
1908 * testsuite/script_test_5.cc: New file.
1909 * testsuite/script_test_5.sh: New file.
1910 * testsuite/script_test_5.t: New file.
1912 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1914 * archive.cc (Archive::include_member): Update calls to add_symbols.
1915 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1916 the Layout argument.
1917 * dynobj.h (do_add_symbols): Add the Layout argument.
1918 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1920 * object.h (Object::add_symbols): Add the Layout argument.
1921 (Object::do_add_symbols): Add the Layout argument.
1922 (Sized_relobj::do_add_symbols): Add the Layout argument.
1923 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1924 Unify the two versions.
1925 (Add_plugin_symbols): Remove.
1926 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1927 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1928 (Add_plugin_symbols): Remove.
1929 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1930 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1931 (Add_symbols::run): Make it work with Pulginobj.
1933 2009-02-06 Ian Lance Taylor <iant@google.com>
1935 * object.cc (Sized_relobj::do_layout): Make info message start
1936 with lower case letter.
1938 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1940 * binary.cc: Fix file comment.
1942 * options.h (enum Incremental_disposition): Define.
1943 (class General_options): Add new options: --incremental,
1944 --incremental_changed, --incremental_unchanged,
1945 --incremental_unknown. Add incremental_disposition_ and
1946 implicit_incremental_ fields.
1947 (General_options::incremental_disposition): New function.
1948 (class Position_dependent_options): Add incremental_disposition
1950 (Position_dependent_options::copy_from_options): Set incremental
1952 * options.cc (General_options::parse_incremental_changed): New
1954 (General_options::parse_incremental_unchanged): New function.
1955 (General_options::parse_incremental_unknown): New function.
1956 (General_options::General_options): Initialize new fields
1957 incremental_disposition_ and implicit_incremental_.
1958 (General_options::finalize): Check for uasge of --incremental-*
1959 without --incremental.
1961 2009-02-06 Chris Demetriou <cgd@google.com>
1963 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1964 pointer and to report location as the file name associated with
1966 (gold_undefined_symbol_at_location): New function to replace the
1967 old gold_undefined_symbol functionality.
1968 * target-reloc.h (relocate_section): Update to use
1969 gold_undefined_symbol_at_location.
1970 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1971 Call gold_undefined_symbol function rather than gold_error.
1972 * errors.h (Errors::undefined_symbol): Take location as a
1973 string, rather than calculating it from a relocation.
1974 * errors.cc (Errors::fatal): Print "fatal error:" before the
1976 (Errors::error, Errors::error_at_location): Print "error: "
1977 before the formatted message.
1978 (Errors::undefined_symbol): Take location as a string, rather
1979 than calculating it from a relocation.
1980 (gold_undefined_symbol_at_location): New function akin to
1981 old gold_undefined_symbol, calculates location from relocation.
1982 (gold_undefined_symbol): Change to take only a Symbol pointer
1983 and to report location as the file name associated with the symbol.
1984 * testsuite/debug_msg.sh: Update for changed error messages.
1985 * testsuite/undef_symbol.sh: Likewise.
1987 2009-02-04 Duncan Sands <baldrick@free.fr>
1990 * reduced_debug_output.h
1991 (Output_reduced_debug_abbrev_section::failed): Use format for
1993 (Output_reduced_debug_info_section::faild): Likewise.
1995 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1997 * script.cc (Lazy_demangler): New class.
1998 (Version_script_info::get_symbol_version_helper): Demangle a
2001 2009-01-29 Cary Coutant <ccoutant@google.com>
2003 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2005 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2007 2009-01-28 Ian Lance Taylor <iant@google.com>
2009 * version.cc (version_string): Bump to 1.9.
2011 * gold.h: Include <cstring> and <stdint.h>.
2012 * version.cc: Include <cstdio>.
2013 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2015 * reduced_debug_output.cc (insert_into_vector): Rename from
2016 Insert_into_vector; change all callers. Use Swap_unaligned to
2017 avoid aliasing issue; remove union since it is unnecessary.
2019 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2021 * Makefile.am (CCFILES): Add gc.cc.
2023 * Makefile.in: Regenerate.
2024 * gold.cc (Gc_runner): New class.
2025 (queue_initial_tasks): Call garbage collection related tasks
2026 when corresponding options are invoked.
2027 (queue_middle_gc_tasks): New function.
2028 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2029 processed early before laying out sections during garbage collection.
2030 * gold.h (queue_middle_gc_tasks): New function.
2031 (is_prefix_of): Move from "layout.cc".
2032 * i386.cc (Target_i386::gc_process_relocs): New function.
2033 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2034 * main.cc (main): Create object of class "Garbage_collection".
2035 * object.cc (Relobj::copy_symbols_data): New function.
2036 (Relobj::is_section_name_included): New function.
2037 (Sized_relobj::do_layout): Allow this function to be called twice
2038 during garbage collection and defer layout of section during the
2040 * object.h (Relobj::get_symbols_data): New function.
2041 (Relobj::is_section_name_included): New function.
2042 (Relobj::copy_symbols_data): New function.
2043 (Relobj::set_symbols_data): New function.
2044 (Relobj::get_relocs_data): New function.
2045 (Relobj::set_relocs_data): New function.
2046 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2047 (Relobj::gc_process_relocs): New function.
2048 (Relobj::do_gc_process_relocs): New pure virtual function.
2049 (Relobj::sd_): New data member.
2050 (Sized_relobj::is_output_section_offset_invalid): New function.
2051 (Sized_relobj::do_gc_process_relocs): New function.
2052 * options.h (General_options::gc_sections): Modify to not be a no-op.
2053 (General_options::print_gc_sections): New option.
2054 * plugin.cc (Plugin_finish::run): Remove function call to
2055 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2056 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2057 * reloc.cc (Read_relocs::run): Add task to process relocs and
2058 determine unreferenced sections when doing garbage collection.
2059 (Gc_process_relocs): New class.
2060 (Sized_relobj::do_gc_process_relocs): New function.
2061 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2062 sections that are garbage collected.
2063 * reloc.h (Gc_process_relocs): New class.
2064 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2065 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2066 symbols whose corresponding sections are garbage collected.
2067 (Symbol_table::Symbol_table): Add new parameter for the garbage
2069 (Symbol_table::gc_mark_undef_symbols): New function.
2070 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2071 (Symbol_table::gc_mark_dyn_syms): New function.
2072 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2074 (Symbol_table::add_from_object): Likewise.
2075 (Symbol_table::add_from_relobj): When building shared objects, do not
2076 treat externally visible symbols as garbage.
2077 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2078 table information for static and relocatable links.
2079 * symtab.h (Symbol_table::set_gc): New function.
2080 (Symbol_table::gc): New function.
2081 (Symbol_table::gc_mark_undef_symbols): New function.
2082 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2083 (Symbol_table::gc_mark_dyn_syms): New function.
2084 (Symbol_table::gc_): New data member.
2085 * target.h (Sized_target::gc_process_relocs): New pure virtual
2087 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2088 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2090 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2092 * options.h (General_options::gc_sections): Define as a no-op for now.
2093 (General_options::no_keep_memory): Ditto.
2094 (General_options::Bshareable): Define.
2095 * options.cc (General_options::finalize): Honor -Bshareable.
2097 2009-01-20 Andreas Schwab <schwab@suse.de>
2099 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2100 read the value in the contents, since we don't use it. Use the
2101 template endianness when writing.
2102 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2104 2009-01-19 Andreas Schwab <schwab@suse.de>
2106 * configure.tgt (powerpc64-*): Fix targ_obj.
2108 2009-01-15 Ian Lance Taylor <iant@google.com>
2110 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2111 local symbols when stripping all symbols.
2113 2009-01-14 Cary Coutant <ccoutant@google.com>
2115 * output.cc (Output_reloc): Add explicit instantiations.
2117 2009-01-14 Cary Coutant <ccoutant@google.com>
2119 * archive.cc (Archive::get_elf_object_for_member): Remove call
2120 to File_read::claim_for_plugin.
2121 * descriptors.cc (Descriptors::open): Remove reference to
2123 (Descriptors::claim_for_plugin): Remove.
2124 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2125 (Descriptors::is_claimed): Remove.
2126 (claim_descriptor_for_plugin): Remove.
2127 * fileread.cc (File_read::claim_for_plugin): Remove.
2128 * fileread.h (File_read::claim_for_plugin): Remove.
2129 (File_read::descriptor): Reopen descriptor if necessary.
2130 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2131 (Plugin_manager::all_symbols_read): Add task parameter. Change
2133 (Plugin_manager::get_input_file): New function.
2134 (Plugin_manager::release_input_file): New function.
2135 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2136 corresponding data member.
2137 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2138 and pass to base constructor. Change all callers.
2139 (get_input_file, release_input_file): New functions.
2140 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2141 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2142 (Plugin_manager::all_symbols_read): Add task parameter.
2143 (Plugin_manager::get_input_file): New function.
2144 (Plugin_manager::release_input_file): New function.
2145 (Plugin_manager::task_): New data member.
2146 (Pluginobj::Pluginobj): Add filesize parameter.
2147 (Pluginobj::filename): New function.
2148 (Pluginobj::descriptor): New function.
2149 (Pluginobj::filesize): New function.
2150 (Pluginobj::filesize_): New data member.
2151 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2152 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2153 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2155 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2156 with archive libraries.
2157 * testsuite/Makefile.in: Regenerate.
2158 * testsuite/plugin_test.c (struct sym_info): New type.
2159 (get_input_file, release_input_file): New static variables.
2160 (onload): Capture new transfer vector entries.
2161 (claim_file_hook): Stop reading at end of file according to filesize.
2162 Factor out parsing of readelf output into separate function.
2163 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2164 APIs and get the source file name from the symbol table. Convert
2165 source file name to corresponding object file name. Print info
2166 message when adding new input files.
2167 (parse_readelf_line): New function.
2168 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2169 * testsuite/plugin_test_2.sh: Likewise.
2170 * testsuite/plugin_test_3.sh: Likewise.
2171 * testsuite/plugin_test_4.sh: New test case.
2173 2009-01-07 Ian Lance Taylor <iant@google.com>
2175 * version.cc (version_string): Bump to 1.8.
2177 2008-12-23 Cary Coutant <ccoutant@google.com>
2179 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2180 * plugin.cc (Plugin_manager::finish): Rename as
2181 layout_deferred_objects. Move cleanup to separate function.
2182 (Plugin_manager::cleanup): New function.
2183 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2185 * plugin.h (Plugin_manager::finish): Rename as
2186 layout_deferred_objects.
2187 (Plugin_manager::cleanup): New function.
2188 (Plugin_manager::cleanup_done): New field.
2190 2008-12-23 Cary Coutant <ccoutant@google.com>
2192 * plugin.cc (is_visible_from_outside): New function.
2193 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2194 so we don't return "IR only" status for exported symbols or -r links.
2196 * testsuite/Makefile.am (plugin_test_3): New test case.
2197 * testsuite/Makefile.in: Regenerate.
2198 * testsuite/plugin_test_3.sh: New file.
2200 2008-12-22 Cary Coutant <ccoutant@google.com>
2202 * object.cc (Sized_relobj::layout_section): New function.
2203 (Sized_relobj::do_layout): Defer layout of input sections until after
2204 plugin has provided replacement files.
2205 (Sized_relobj::do_layout_deferred_sections): New function.
2206 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2207 (Relobj::layout_deferred_sections): New function.
2208 (Relobj::do_layout_deferred_sections): New function.
2209 (Sized_relobj::do_layout_deferred_sections): New function.
2210 (Sized_relobj::layout_section): New function.
2211 (Sized_relobj::Deferred_layout): New structure.
2212 (Sized_relobj::deferred_layout_): New field.
2213 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2214 Change all callers. Layout deferred sections.
2215 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2217 (Plugin_hook::run): Move code from do_plugin_hook inline.
2218 (Plugin_hook::do_plugin_hook): Remove.
2219 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2220 (Plugin_manager::finish): Renamed, was cleanup.
2221 (Plugin_manager::should_defer_layout): New function.
2222 (Plugin_manager::add_deferred_layout_object): New function.
2223 (Plugin_manager::Deferred_layout_list): New type.
2224 (Plugin_manager::deferred_layout_objects_): New field.
2225 (Plugin_hook::do_plugin_hook): Remove.
2227 2008-12-17 Ian Lance Taylor <iant@google.com>
2229 * options.h (class General_options): Add --no case for
2232 2008-12-16 Cary Coutant <ccoutant@google.com>
2234 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2236 (Plugin_manager::claim_file): Create plugin object even if
2237 plugin did not call the add_symbols callback.
2238 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2239 asking for more symbols than were added.
2240 * testsuite/Makefile.am (plugin_test_1): Add test case with
2242 (empty.syms): New target.
2243 * testsuite/Makefile.in: Regenerate.
2244 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2245 message. Don't call add_symbols if no globals.
2246 (all_symbols_read_hook): Don't provide replacement for empty
2249 2008-12-12 Ian Lance Taylor <iant@google.com>
2251 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2252 r_type == 0 for a local symbol with r_sym == 0.
2253 (scan_relocatable_relocs): Pass r_sym to
2254 local_non_section_strategy.
2255 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2258 * configure.ac: Update test for TLS descriptors: they are
2259 supported as of glibc 2.9.
2260 * configure: Rebuild.
2262 2008-12-11 Ian Lance Taylor <iant@google.com>
2265 * target-reloc.h (Default_scan_relocatable_relocs): For each
2266 function, map r_type == 0 to RELOC_DISCARD.
2268 2008-12-10 Cary Coutant <ccoutant@google.com>
2270 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2271 object to override a kept COMDAT group from a plugin object.
2273 2008-12-09 Ian Lance Taylor <iant@google.com>
2276 * yyscript.y (file_cmd): Handle INPUT.
2278 * testsuite/initpri1.c: Change all declarations to be full
2279 prototypes by adding void, to avoid compiler warnings.
2281 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2283 * options.cc (General_options::parse_plugin_opt): New.
2284 (General_options::add_plugin): The argument now is just the filename.
2285 (General_options::add_plugin_option): New.
2286 * options.h (plugin_opt): New.
2287 (add_plugin): Change argument name.
2288 (add_plugin_option): New.
2289 * plugin.cc (Plugin::load): Don't parse the plugin option.
2290 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2291 (Plugin::add_option): New.
2292 (Plugin::args_): Change type.
2293 (Plugin::filename_): New.
2294 (Plugin_manager::add_plugin_option): New.
2295 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2296 * testsuite/Makefile.in: Regenerate.
2298 2008-12-05 Cary Coutant <ccoutant@google.com>
2300 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2301 Handle --strip-lto-sections option.
2302 * options.h (strip_lto_sections): New option.
2304 2008-12-01 Cary Coutant <ccoutant@google.com>
2306 * plugin.cc (ld_plugin_message): Change format parameter to const.
2307 Fix mismatch between new[] and delete.
2309 2008-11-14 Cary Coutant <ccoutant@google.com>
2311 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2314 2008-11-05 Craig Silverstein <csilvers@google.com>
2316 * options.cc (General_options::parse_dynamic_list): New function.
2317 * options.h (General_options): New flags dynamic_list,
2318 dynamic_list_data, dynamic_list_cpp_new, and
2319 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2320 (General_options::in_dynamic_list): New function.
2321 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2322 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2323 (Lex::can_continue_name): Likewise.
2325 (read_script_file): New parameter script_options.
2326 (read_dynamic_list): New function.
2327 (Script_options::define_dynamic_list): New function.
2328 (dynamic_list_keyword_parsecodes): New variable.
2329 (dynamic_list_keywords): New variable.
2330 * script.h (Script_options::define_dynamic_list): New function
2332 (read_dynamic_list): New function prototype.
2333 * symtab.cc (strprefix): New macro.
2334 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2335 dynamic_list_data, dynamic_list_cpp_new, and
2336 dynamic_list_cpp_typeinfo.
2337 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2338 (dynamic_list_expr): New rule.
2339 (dynamic_list_nodes): Likewise.
2340 (dynamic_list_node): Likewise.
2341 * testsuite/Makefile.am (dynamic_list): New test.
2342 * testsuite/Makefile.in: Regenerated.
2343 * testsuite/dynamic_list.t: New file.
2344 * testsuite/dynamic_list.sh: New file.
2346 2008-11-05 Craig Silverstein <csilvers@google.com>
2348 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2349 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2350 (t11_last): Likewise.
2351 * testsuite/ver_test_6.c (main): Likewise.
2353 2008-10-07 Cary Coutant <ccoutant@google.com>
2355 * options.c (General_options::finalize): Add check for -static and
2357 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2360 2008-10-02 Cary Coutant <ccoutant@google.com>
2362 * plugin.cc (make_sized_plugin_object): Fix conditional
2363 compilation to work when not all targets are enabled.
2365 2008-09-29 Cary Coutant <ccoutant@google.com>
2367 * archive.cc (Archive::get_file_and_offset): Use filename instead
2368 of name to get library path.
2369 (Archive::include_member): Unlock external member of a thin archive.
2371 * testsuite/Makefile.am (TEST_AR): New variable.
2372 (thin_archive_test_1): New test.
2373 (thin_archive_test_2): New test.
2374 * testsuite/Makefile.in: Regenerate.
2375 * testsuite/thin_archive_main.cc: New file.
2376 * testsuite/thin_archive_test_1.cc: New file.
2377 * testsuite/thin_archive_test_2.cc: New file.
2378 * testsuite/thin_archive_test_3.cc: New file.
2379 * testsuite/thin_archive_test_4.cc: New file.
2381 2008-09-29 Cary Coutant <ccoutant@google.com>
2383 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2384 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2386 (Sized_relobj::do_finalize_local_symbols): Likewise.
2387 (Sized_relobj::map_to_kept_section): Likewise.
2388 * object.h (Sized_relobj::invalid_address): New constant.
2389 (Sized_relobj::do_output_section_offset): Check for invalid_address
2391 * output.cc (Output_reloc::local_section_offset): Use constant
2392 invalid_address instead of -1U.
2393 (Output_reloc::get_address): Likewise.
2394 (Output_section::output_address): Change -1U to -1ULL.
2395 * output.h (Output_reloc::invalid_address): New constant.
2396 * reloc.cc (Sized_relobj::write_sections): Use constant
2397 invalid_address instead of -1U.
2398 (Sized_relobj::relocate_sections): Likewise.
2399 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2400 values for merge sections.
2401 * target-reloc.h (relocate_for_relocatable): Use constant
2402 invalid_address instead of -1U.
2404 2008-09-19 Cary Coutant <ccoutant@google.com>
2406 Add plugin functionality for link-time optimization (LTO).
2407 * configure.ac (plugins): Add --enable-plugins option.
2408 * configure: Regenerate.
2409 * config.in: Regenerate.
2410 * Makefile.am (LIBDL): New variable.
2411 (CCFILES): Add plugin.cc.
2412 (HFILES): Add plugin.h.
2413 (ldadd_var): Add LIBDL.
2414 * Makefile.in: Regenerate.
2416 * archive.cc: Include "plugin.h".
2417 (Archive::setup): Don't preread archive symbols when using a plugin.
2418 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2419 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2421 (Archive::include_member): Add symbols from plugin objects.
2422 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2423 * descriptors.cc (Descriptors::open): Check for file descriptors
2424 abandoned by plugins.
2425 (Descriptors::claim_for_plugin): New function.
2426 * descriptors.h (Descriptors::claim_for_plugin): New function.
2427 (Open_descriptor::is_claimed): New field.
2428 (claim_descriptor_for_plugin): New function.
2429 * fileread.cc (File_read::claim_for_plugin): New function.
2430 * fileread.h (File_read::claim_for_plugin): New function.
2431 (File_read::descriptor): New function.
2432 * gold.cc: Include "plugin.h".
2433 (queue_initial_tasks): Add task to call plugin hooks for generating
2435 * main.cc: Include "plugin.h".
2436 (main): Load plugin libraries.
2437 * object.h (Pluginobj): Declare.
2438 (Object::pluginobj): New function.
2439 (Object::do_pluginobj): New function.
2440 (Object::set_target): New function.
2441 * options.cc: Include "plugin.h".
2442 (General_options::parse_plugin): New function.
2443 (General_options::General_options): Initialize plugins_ field.
2444 (General_options::add_plugin): New function.
2445 * options.h (Plugin_manager): Declare.
2446 (General_options): Add --plugin option.
2447 (General_options::has_plugins): New function.
2448 (General_options::plugins): New function.
2449 (General_options::add_plugin): New function.
2450 (General_options::plugins_): New field.
2451 * plugin.cc: New file.
2452 * plugin.h: New file.
2453 * readsyms.cc: Include "plugin.h".
2454 (Read_symbols::do_read_symbols): Check for archive before checking
2455 for ELF file. Call plugin hooks to claim files.
2456 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2457 from a real object file; force override when processing replacement
2459 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2460 (Symbol::init_base_object): Likewise.
2461 (Symbol::init_base_output_data): Likewise.
2462 (Symbol::init_base_output_segment): Likewise.
2463 (Symbol::init_base_constant): Likewise.
2464 (Symbol::init_base_undefined): Likewise.
2465 (Symbol::output_section): Assert that object is not a plugin.
2466 (Symbol_table::add_from_pluginobj): New function.
2467 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2469 (Symbol_table::sized_write_globals): Likewise.
2470 (Symbol_table::add_from_pluginobj): Instantiate template.
2471 * symtab.h (Sized_pluginobj): Declare.
2472 (Symbol::in_real_elf): New function.
2473 (Symbol::set_in_real_elf): New function.
2474 (Symbol::in_real_elf_): New field.
2475 (Symbol_table::add_from_pluginobj): New function.
2477 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2478 (LIBDL): New variable.
2480 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2481 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2482 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2483 (MOSTLYCLEANFILES): Likewise.
2484 * testsuite/Makefile.in: Regenerate.
2485 * testsuite/plugin_test.c: New file.
2486 * testsuite/plugin_test_1.sh: New file.
2487 * testsuite/plugin_test_2.sh: New file.
2489 2008-09-16 Ian Lance Taylor <iant@google.com>
2491 * target-reloc.h (relocate_section): Check whether a symbol is
2492 defined by the ABI before reporting an undefined symbol error.
2493 * target.h (Target::is_defined_by_abi): Make parameter const.
2494 (Target::do_is_defined_by_abi): Likewise.
2495 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2496 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2497 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2498 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2499 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2500 * testsuite/Makefile.in: Rebuild.
2502 * fileread.cc (make_view): Add casts to avoid warning.
2504 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2506 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2507 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2509 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2511 * options.h (General_options::output_is_executable): New.
2512 (General_options::output_is_pie): New.
2513 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2514 for shared libraries.
2515 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2517 2008-09-11 Chris Demetriou <cgd@google.com>
2519 * options.h (origin): New -z option.
2520 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2521 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2524 2008-09-05 Cary Coutant <ccoutant@google.com>
2526 * fileread.cc (File_read::make_view): Add check for attempt to map
2529 2008-09-05 Cary Coutant <ccoutant@google.com>
2531 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2532 explicit instantiations.
2534 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2537 * options.cc (General_options::finalize): Allow undefined symbols
2538 in shlibs if linking -shared.
2541 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2542 symbols as not needing a dynsym entry.
2544 2008-08-20 Craig Silverstein <csilvers@google.com>
2546 * fileread.cc (File_read::open): Do not lock the file unless it
2547 was successfully opened.
2549 2008-08-14 Cary Coutant <ccoutant@google.com>
2551 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2552 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2553 * testsuite/tls_test.cc (struct int128): 128-bit struct
2554 for testing TLS relocs with non-zero addend.
2555 (v12): New TLS variable.
2557 (t_last): Add check for v12.
2558 * testsuite/tls_test.h (t12): New function.
2559 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2561 2008-08-13 Ian Lance Taylor <iant@google.com>
2563 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2564 set tls_segment_ or relro_segment_.
2565 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2567 * output.h (Output_section::clear_is_relro): New function.
2568 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2569 sections specially even when output_data_ is empty.
2570 (Output_segment::maximum_alignment): When first section is relro,
2571 only force alignment for PT_LOAD segments.
2572 * script.cc (script_data_segment_align): New function.
2573 (script_data_segment_relro_end): New function.
2574 * script-c.h (script_data_segment_align): Declare.
2575 (script_data_segment_relro_end): Declare.
2576 * script-sections.h (class Script_sections): Declare
2577 data_segment_align and data_segment_relro_end. Add fields
2578 segment_align_index_ and saw_relro_end_.
2579 * script-sections.cc (class Sections_element): Add set_is_relro
2580 virtual function. Add new bool* parameter to place_orphan_here.
2581 Add get_output_section virtual function.
2582 (class Output_section_definition): Add set_is_relro. Add new
2583 bool* parameter to place_orphan_here. Add get_output_section.
2584 Add is_relro_ field.
2585 (Output_section_definition::Output_section_definition): Initialize
2586 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2587 and is_relro_ fields.
2588 (Output_section_definition::place_orphan_here): Add is_relro
2590 (Output_section_definition::set_section_addresses): Set relro for
2592 (Output_section_definition::alternate_constraint): Likewise.
2593 (class Orphan_output_section): Add new bool* parameter to
2594 place_orphan_here. Add get_output_section.
2595 (Orphan_output_section::place_orphan_here): Add is_relro
2597 (Script_sections::Script_sections): Initialize
2598 data_segment_align_index_ and saw_relro_end_.
2599 (Script_sections::data_segment_align): New function.
2600 (Script_sections::data_segment_relro_end): New function.
2601 (Script_sections::place_orphan): Set or clear is_relro.
2602 (Script_sections::set_section_addresses): Force alignment of first
2604 * yyscript.y (exp): Call script_data_segment_align and
2605 script_data_segment_relro_end.
2606 * testsuite/relro_script_test.t: New file.
2607 * testsuite/relro_test.cc (using_script): Declare.
2608 (t1, t2): Test using_script.
2609 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2610 (relro_script_test_SOURCES): Define.
2611 (relro_script_test_DEPENDENCIES): Define.
2612 (relro_script_test_LDFLAGS): Define.
2613 (relro_script_test_LDADD): Define.
2614 (relro_script_test.so): New target.
2615 * testsuite/Makefile.in: Rebuild.
2617 2008-08-06 Cary Coutant <ccoutant@google.com>
2619 * archive.cc (Archive::total_archives, Archive::total_members)
2620 (Archive::total_members_loaded): New variables.
2621 (Archive::setup): Add parameter. Add option to preread
2623 (Archive::read_armap): Add counter.
2624 (Archive::get_file_and_offset): New function.
2625 (Archive::get_elf_object_for_member): New function.
2626 (Archive::read_all_symbols): New function.
2627 (Archive::read_symbols): New function.
2628 (Archive::add_symbols): Add counters.
2629 (Archive::include_all_members): Use armap to find members if it's
2631 (Archive::include_member): Skip reading symbols if already read.
2632 Factored code into Archive::get_file_and_offset and
2633 Archive::get_elf_object_for_member. Changed call to
2634 Mapfile::report_include_archive_member.
2635 (Archive::print_stats): New function.
2636 * archive.h: Declare Object and Read_symbols_data classes.
2637 (Archive::Archive): Add initializers for new members.
2638 (Archive::setup): Add parameter.
2639 (Archive::print_stats): New function.
2640 (Archive::total_archives, Archive::total_members)
2641 (Archive::total_members_loaded): New variables.
2642 (Archive::get_file_and_offset): New function.
2643 (Archive::get_elf_object_for_member): New function.
2644 (Archive::read_all_symbols): New function.
2645 (Archive::read_symbols): New function.
2646 (Archive::Archive_member): New class.
2647 (Archive::members_): New member.
2648 (Archive::num_members_): New member.
2649 * main.cc: Include archive.h.
2650 (main): Call Archive::print_stats.
2651 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2652 archive parameter; member_name is now the fully-decorated name.
2653 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2654 * options.h: (General_options): Add --preread-archive-symbols option.
2655 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2658 2008-08-04 Ian Lance Taylor <iant@google.com>
2660 * symtab.h (Symbol::use_plt_offset): New function.
2661 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2662 * powerpc.cc (Relocate::relocate): Likewise.
2663 * sparc.cc (Relocate::relocate): Likewise.
2664 * x86_64.cc (Relocate::relocate): Likewise.
2665 * testsuite/weak_plt.sh: New test.
2666 * testsuite/weak_plt_main.cc: New test.
2667 * testsuite/weak_plt_shared.cc: New test.
2668 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2669 (check_PROGRAMS): Add weak_plt.
2670 (check_DATA): Add weak_plt_shared.so.
2671 (weak_plt_main_pic.o, weak_plt): New targets.
2672 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2673 * testsuite/Makefile.in: Rebuild.
2675 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2677 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2678 * testsuite/Makefile.in: Rebuild.
2680 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2682 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2683 * Makefile.in: Regenerate.
2684 * po/POTFILES.in: Regenerate.
2686 2008-07-29 Ian Lance Taylor <iant@google.com>
2688 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2689 symbols before other symbols.
2690 * testsuite/script_test_2.cc (test_addr): Declare.
2691 (test_addr_alias): Declare.
2692 (main): Check that test_addr and test_addr_alias have the right
2694 * testsuite/script_test_2.t: Define test_addr_alias and
2697 2008-07-24 Ian Lance Taylor <iant@google.com>
2700 * descriptors.cc: New file.
2701 * descriptors.h: New file.
2702 * gold-threads.h (class Hold_optional_lock): New class.
2703 * fileread.cc: Include "descriptors.h".
2704 (File_read::~File_read): Release descriptor rather than closing
2706 (File_read::open) [file]: Call open_descriptor rather than open.
2707 Set is_descriptor_opened_.
2708 (File_read::open) [memory]: Assert that descriptor is not open.
2709 (File_read::reopen_descriptor): New function.
2710 (File_read::release): Release descriptor.
2711 (File_read::do_read): Make non-const. Reopen descriptor.
2712 (File_read::read): Make non-const.
2713 (File_read::make_view): Reopen descriptor.
2714 (File_read::do_readv): Likewise.
2715 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2716 Update declarations.
2717 * layout.cc: Include "descriptors.h".
2718 (Layout::create_build_id): Use open_descriptor rather than open.
2719 * output.cc: Include "descriptors.h".
2720 (Output_file::open): Use open_descriptor rather than open.
2721 * archive.cc (Archive::const_iterator): Change Archive to be
2723 (Archive::begin, Archive::end): Make non-const.
2724 (Archive::count_members): Likewise.
2725 * archive.h (class Archive): Update declarations.
2726 * object.h (Object::read): Make non-const.
2727 * Makefile.am (CCFILES): Add descriptors.cc.
2728 (HFILES): Add descriptors.h.
2729 * Makefile.in: Rebuild.
2732 * gold.h: Always include <clocale>. Add Solaris workarounds
2733 following code in binutils/sysdep.h.
2736 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2737 this->eh_frame_hdr_ is NULL before using it.
2739 * dynobj.cc (Versions::Versions): Update comment.
2741 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2742 the base version name.
2744 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2745 array size plus one.
2746 (Stringpool_template::set_string_offsets): Subtract one from key
2747 before using it as an array index.
2748 (Stringpool_template::get_offset_with_length): Likewise.
2749 (Stringpool_template::write_to_buffer): Likewise.
2750 * stringpool.h (Stringpool_template::get_offset_from_key):
2753 2008-07-23 Ian Lance Taylor <iant@google.com>
2756 * object.h (Merged_symbol_value::value): Do our best to handle a
2760 * script.cc (Version_script_info::get_versions): Don't add empty
2761 version tag to return value.
2762 (Version_script_info::get_symbol_version_helper): Change return
2763 type to bool. Add pversion parameter. Change all callers.
2764 (script_register_vers_node): Don't require a non-NULL tag.
2765 * script.h (class Version_script_info): Update declarations.
2766 (Version_script_info::get_symbol_version): Change return type to
2767 bool. Add version parameter. Change all callers.
2768 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2769 handling. Handle an empty version from a version script.
2770 (Symbol_table::define_special_symbol): Likewise.
2771 * testsuite/ver_test_10.script: New file.
2772 * testsuite/ver_test_10.sh: New file.
2773 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2774 (check_DATA): Add ver_test_10.syms.
2775 (ver_test_10.syms, ver_test_10.so): New target.
2776 * testsuite/Makefile.in: Rebuild.
2778 2008-07-23 Simon Baldwin <simonb@google.com>
2780 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2781 to zero for undefined symbols from dynamic libraries.
2783 2008-07-23 Ian Lance Taylor <iant@google.com>
2785 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2787 * symtab.h (class Symbol_table): Update declaration.
2788 * testsuite/ver_test_9.cc: New file.
2789 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2790 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2791 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2792 (ver_test_9.so, ver_test_9.o): New targets.
2793 * testsuite/Makefile.in: Rebuild.
2795 2008-07-22 Ian Lance Taylor <iant@google.com>
2797 * options.h (class General_options): Define --check-sections.
2798 * layout.cc (Layout::set_segment_offsets): Handle
2801 * options.h (class General_options): Define -n/--nmagic and
2803 * options.cc (General_options::finalize): For -n/--nmagic or
2804 -N/--omagic, set -static.
2805 * layout.cc (Layout::attach_allocated_section_to_segment): If
2806 -N/--omagic, don't put read-only and read-write sections in
2808 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2809 finding a read-only segment.
2810 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2811 don't set the minimum segment alignment to the common page size,
2812 and don't set the file offset to the address modulo the page size.
2813 * script-sections.cc (Script_sections::create_segments): If
2814 -n/--omagic, don't put read-only and read-write sections in
2817 * cref.cc: New file.
2819 * options.h (class General_options): Add --print-symbol-counts.
2820 * main.cc (main): Issue defined symbol report if requested.
2821 * archive.cc (Archive::interpret_header): Make into a const member
2823 (Archive::add_symbols): Call Input_objects::archive_start and
2825 (Archive::const_iterator): Define new class.
2826 (Archive::begin, Archive::end): New functions.
2827 (Archive::include_all_members): Rewrite to use iterator.
2828 (Archive::count_members): New function.
2829 * archive.h (class Archive): Update declarations.
2830 (Archive::filename): New function.
2831 * object.cc: Include "cref.h".
2832 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2833 (Sized_relobj::do_get_global_symbol_counts): New function.
2834 (Input_objects::add_object): Add object to cross-referencer.
2835 (Input_objects::archive_start): New function.
2836 (Input_objects::archive_stop): New function.
2837 (Input_objects::print_symbol_counts): New function.
2838 * object.h: Declare Cref and Archive.
2839 (Object::get_global_symbol_counts): New function.
2840 (Object::do_get_global_symbol_counts): New pure virtual function.
2841 (class Sized_relobj): Add defined_count_ field. Update
2843 (class Input_objects): Add cref_ field. Update constructor.
2844 Update declarations.
2845 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2847 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2849 (Sized_dynobj::do_get_global_symbol_counts): New function.
2850 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2851 defined_count_. Update declarations. Define Symbols typedef.
2852 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2853 parameter. Change all callers.
2854 (Symbol_table::add_from_dynobj): Add sympointers and defined
2855 parameters. Change all callers.
2856 * symtab.h (class Symbol_table): Update declarations.
2857 * Makefile.am (CCFILES): Add cref.cc.
2858 (HFILES): Add cref.h.
2859 * Makefile.in: Rebuild.
2861 2008-07-22 Simon Baldwin <simonb@google.com>
2863 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2864 to zero when writing undefined symbols.
2866 2008-07-22 Ian Lance Taylor <iant@google.com>
2868 * output.cc (Output_section::add_input_section): Don't try to
2869 merge empty merge sections.
2871 2008-07-21 Craig Silverstein <csilvers@google.com>
2873 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2874 Include symbol version in error message.
2876 2008-07-20 Chris Demetriou <cgd@google.com>
2878 * configure.ac (gold_cv_c_random_seed): New configured variable.
2879 (RANDOM_SEED_CFLAGS): New substituted variable.
2880 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2881 * configure: Rebuild.
2882 * Makefile.in: Likewise.
2883 * testsuite/Makefile.in: Likewise.
2885 2008-07-18 Ian Lance Taylor <iant@google.com>
2887 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2888 where we see NAME/NULL and NAME/VERSION as separate symbols.
2889 * testsuite/ver_test_main.cc (main): Call t4.
2890 (t4, t4_2a): Define.
2891 * testsuite/ver_test_2.cc (t4_2): Define.
2892 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2893 * testsuite/ver_test_4.cc (t4_2a): Define.
2894 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2895 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2897 2008-07-17 Ian Lance Taylor <iant@google.com>
2899 * dynobj.cc (Versions::add_def): If we give an error about a
2900 missing version, go ahead and create the version anyhow.
2902 2008-07-10 Ian Lance Taylor <iant@google.com>
2904 Handle output sections with more than 0x7fffffff bytes.
2905 * object.h (class Relobj): Change map_to_output_ to
2906 output_sections_, and just keep a section pointer. Change all
2907 uses. Move comdat group support to Sized_relobj.
2908 (Relobj::is_section_specially_mapped): Remove.
2909 (Relobj::output_section): Remove poff parameter. Change all
2911 (Relobj::output_section_offset): New function.
2912 (Relobj::set_section_offset): Rewrite.
2913 (Relobj::map_to_output): Remove.
2914 (Relobj::output_sections): New function.
2915 (Relobj::do_output_section_offset): New pure virtual function.
2916 (Relobj::do_set_section_offset): Likewise.
2917 (class Sized_relobj): Add section_offsets_ field. Add comdat
2918 group support from Relobj. Update declarations.
2919 (Sized_relobj::get_output_section_offset): New function.
2920 (Sized_relobj::do_output_section_offset): New function.
2921 (Sized_relobj::do_set_section_offset): New function.
2922 * object.cc (Relobj::output_section_address): Remove.
2923 (Sized_relobj::Sized_relobj): Initialize new fields.
2924 (Sized_relobj::include_section_group): Cast find_kept_object to
2926 (Sized_relobj::include_linkonce_section): Likewise.
2927 (Sized_relobj::do_layout): Use separate arrays for output section
2929 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2931 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2932 output_sections and section_offsets.
2933 (Sized_relobj::write_local_symbols): Likewise.
2934 (map_to_kept_section): Compute output address directly.
2935 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2936 output_sections and section_offsets.
2937 (Sized_relobj::write_sections): Likewise.
2938 (Sized_relobj::relocate_sections): Likewise.
2939 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2940 * output.h (class Output_reloc): Update declarations. Change
2941 u2_.relobj to Sized_relobj*.
2942 (class Output_data_reloc): Change add functions to use
2944 * output.cc (Output_reloc::Output_reloc): Change relobj to
2946 (Output_reloc::local_section_offset): Change return type to
2947 Elf_Addr. Use get_output_section_offset.
2948 (Output_reloc::get_address): Likewise.
2949 (Output_section::is_input_address_mapped): Don't call
2950 is_section_specially_mapped.
2951 (Output_section::output_offset): Likewise.
2952 (Output_section::output_address): Likewise.
2953 (Output_section::starting_output_address): Likewise.
2954 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2955 parameter to Sized_relobj*.
2956 (Copy_relocs::need_copy_reloc): Likewise.
2957 (Copy_relocs::save): Likewise.
2958 * copy-relocs.h (class Copy_relocs): Update declarations.
2959 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2960 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2961 * target-reloc.h (relocate_for_relocatable): Change
2962 offset_in_output_section type to Elf_Addr. Change code that uses
2964 * layout.cc (Layout::layout): Always set *off.
2965 * mapfile.cc (Mapfile::print_input_section): Use
2966 output_section_offset.
2967 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2969 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2970 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2971 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2973 2008-07-03 Ian Lance Taylor <iant@google.com>
2975 * layout.cc (Layout::include_section): Do not discard unrecognized
2976 SHT_STRTAB sections.
2978 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2980 * script.cc (Lex::can_continue_name): Make '?' allowable in
2981 version-script names.
2982 * testsuite/version_script.map: Change glob pattern to use '?'
2984 2008-06-30 Manish Singh <yosh@gimp.org>
2987 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2990 2008-06-30 Ian Lance Taylor <iant@google.com>
2994 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2995 versions]: Don't try to read the value in the contents, since we
2996 don't use it. Use the template endianness when writing.
2998 2008-06-25 Cary Coutant <ccoutant@google.com>
3000 * fileread.cc (File_read::make_view): Assert on zero-length view.
3001 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3002 symbol table when there are no symbols to read.
3004 2008-06-23 Craig Silverstein <csilvers@google.com>
3006 * version.cc (version_string): Bump to 1.7
3008 2008-06-18 Craig Silverstein <csilvers@google.com>
3010 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3011 constant 0xFFFF to type Valtype.
3012 (Powerpc_relocate_functions::rel16_ha): Likewise.
3014 2008-06-17 Ian Lance Taylor <iant@google.com>
3016 * output.h (Output_section::Input_section): Initialize p2align_ to
3017 zero for Output_section_data constructors.
3018 (Output_section::Input_section::addralign): If not an input
3019 section, return the alignment of the Output_section_data.
3020 * testsuite/copy_test.cc: New file.
3021 * testsuite/copy_test_1.cc: New file.
3022 * testsuite/copy_test_2.cc: New file.
3023 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3024 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3025 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3026 (copy_test_1_pic.o, copy_test_1.so): New targets.
3027 (copy_test_2_pic.o, copy_test_2.so): New targets.
3028 * testsuite/Makefile.in: Rebuild.
3030 * script-sections.cc (Script_sections::place_orphan): Initialize
3031 local variable exact.
3033 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3035 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3037 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3038 David S. Miller <davem@davemloft.net>
3040 * powerpc.cc: New file.
3041 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3042 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3043 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3044 * Makefile.in: Rebuild.
3046 2008-06-09 Ian Lance Taylor <iant@google.com>
3048 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3050 (throwing, orig_terminate): New static variables.
3051 (terminate_handler): New static function.
3052 (t2): Set terminate handler.
3054 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3057 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3060 2008-05-30 Cary Coutant <ccoutant@google.com>
3062 * archive.cc (Archive::include_all_members) Correct to step
3063 over symbol table and extended name table in thin archives.
3065 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3068 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3071 2008-05-28 Caleb Howe <cshowe@google.com>
3073 * reduced_debug_output.cc: New file.
3074 * reduced_debug_output.h: New file.
3075 * options.h (class General_options): Add --strip-debug-non-line.
3076 * options.cc (General_options::finalize): Add strip_debug_non_line
3077 to the strip heirarchy.
3078 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3080 * layout.cc: Include "reduced_debug_output.h".
3081 (Layout::Layout): Initialize new fields.
3082 (line_only_debug_sections): New static array.
3083 (is_lines_only_debug_sections): New static inline function.
3084 (Layout::include_section): Handle --strip-debug-non-line.
3085 (Layout::make_output_section): If --strip-debug-non-line, build
3086 new output sections for .debug_abbrev and .debug_info.
3087 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3088 gold. Warn about possible overflow.
3089 (read_signed_LEB_128): Likewise.
3090 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3091 (read_signed_LEB_128): Declare.
3092 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3093 (HFILES): Add reduced_debug_output.h.
3094 * Makefile.in: Rebuild.
3096 2008-05-21 Ian Lance Taylor <iant@google.com>
3098 * mapfile.cc: New file.
3099 * mapfile.h: New file.
3100 * options.h (class General_options): Add -M/--print-map and -Map.
3101 * options.cc (General_options::finalize): Make -M equivalent to
3103 * main.cc: Include <cstdio> and "mapfile.h".
3104 (main): Open mapfile if requested.
3105 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3106 constructor. Change caller.
3107 (queue_initial_tasks): Add mapfile parameter. Change caller.
3108 (queue_middle_tasks): Likewise.
3109 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3111 * archive.cc: Include "mapfile.h".
3112 (Archive::add_symbols): Add mapfile parameter. Change all
3113 callers. Pass mapfile, symbol, and reason to include_member.
3114 (Archive::include_all_members): Add mapfile parameter. Change all
3116 (Archive::include_member): Add mapfile, sym, and why parameters.
3117 Change all callers. Report inclusion to map file.
3118 * archive.h: Include "fileread.h".
3119 (class Archive): Update declarations.
3120 (Archive::file): New const method.
3121 (class Add_archive_symbols): Add mapfile_ field. Update
3122 constructor. Change all callers.
3123 * readsyms.h (class Read_symbols): Likewise.
3124 (class Finish_group): Likewise.
3125 (class Read_script): Likewise.
3126 * common.cc: Include "mapfile.h".
3127 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3129 (Symbol_table::do_allocate_commons): Likewise.
3130 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3131 symbol allocation to mapfile.
3132 * common.h (class Allocate_commons_task): Add mapfile_ field.
3133 Update constructor. Change all callers.
3134 * symtab.h (class Symbol_table): Update declarations.
3135 * layout.cc: Include "mapfile.h".
3136 (Layout_task_runner::run): Print information to mapfile.
3137 (Layout::create_gold_note): Change Output_data_fixed_space to
3138 Output_data_zero_fill.
3139 (Layout::create_build_id): Likewise.
3140 (Layout::print_to_mapfile): New function.
3141 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3142 constructor. Change caller.
3143 (class Layout): Declare print_to_mapfile.
3144 * output.cc (Output_section::Input_section::print_to_mapfile): New
3146 (Output_section::add_input_section): If producing a map, always
3147 add to input_sections_ list.
3148 (Output_section::do_print_to_mapfile): New function.
3149 (Output_segment::print_sections_to_mapfile): New function.
3150 (Output_segment::print_section_list_to_mapfile): New function.
3151 * output.h: Include "mapfile.h".
3152 (Output_data::print_to_mapfile): New function.
3153 (Output_data::do_print_to_mapfile): New virtual function.
3154 (Output_segment_headers::do_print_to_mapfile): New function.
3155 (Output_file_header::do_print_to_mapfile): New function.
3156 (Output_data_const::do_print_to_mapfile): New function.
3157 (class Output_data_const_buffer): Add map_name_ field. Update
3158 constructor. Change all callers. Add do_print_to_mapfile
3160 (class Output_data_fixed_space): Likewise.
3161 (class Output_data_space): Likewise.
3162 (class Output_data_zero_fill): New class.
3163 (Output_data_strtab::do_print_to_mapfile): New function.
3164 (Output_data_reloc_base::do_print_to_mapfile): New function.
3165 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3166 (Output_data_group::do_print_to_mapfile): New function.
3167 (Output_data_got::do_print_to_mapfile): New function.
3168 (Output_data_dynamic::do_print_to_mapfile): New function.
3169 (Output_symtab_xindex::do_print_to_mapfile): New function.
3170 (class Output_section): Declare do_print_to_mapflie. Declare
3171 print_to_mapfile in Input_section.
3172 (class Output_segment): Declare new functions.
3173 * object.h (Sized_relobj::symbol_count): New function.
3174 * script-sections.cc
3175 (Output_section_element_dot_assignment::set_section_addresses):
3176 Change Output_data_fixed_space to Output_data_zero_fill.
3177 (Output_data_expression::do_print_to_mapfile): New function.
3178 * script.cc (read_input_script): Add mapfile parameter. Change
3180 * script.h (read_input_script): Update declaration.
3181 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3182 (Eh_frame::do_print_to_mapfile): New function.
3183 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3184 (Output_merge_string::do_print_to_mapfile): New function.
3185 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3187 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3189 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3191 * Makefile.am (CCFILES): Add mapfile.cc.
3192 (HFILES): Add mapfile.h.
3193 * Makefile.in: Rebuild.
3195 2008-05-19 Ian Lance Taylor <iant@google.com>
3197 * options.h (class General_options): Add -z relro.
3198 * layout.cc (Layout::Layout): Initialize relro_segment_.
3199 (Layout::add_output_section_data): Return the output section.
3200 (Layout::make_output_section): Rcognize relro sections and mark
3202 (Layout::attach_allocated_section_to_segment): Put relro sections
3203 in a PT_GNU_RELRO segment.
3204 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3206 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3208 (Layout::linkonce_mapping): Map d.rel.ro.local to
3210 (Layout::output_section_name): Us .data.rel.ro.local for any
3211 section which begins with that.
3212 * layout.h (class Layout): Update add_output_section_data
3213 declaration. Add relro_segment_ field.
3214 * output.cc (Output_section::Output_section): Initialize is_relro_
3215 and is_relro_local_ fields.
3216 (Output_segment::add_output_section): Group relro sections.
3217 (Output_segment::is_first_section_relro): New function.
3218 (Output_segment::maximum_alignment): If there is a relro section,
3219 align the segment to the common page size.
3220 (Output_segment::set_section_addresses): Track whether we are
3221 looking at relro sections. If the last section is a relro
3222 section, align to the common page size.
3223 (Output_segment::set_section_list_addresses): Add in_relro
3224 parameter. Change all callers. Align to the page size when
3225 moving from relro to non-relro section.
3226 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3228 * output.h (class Output_section): Add is_relro_ and
3229 is_relro_local_ fields.
3230 (Output_section::is_relro): New function.
3231 (Output_section::set_is_relro): New function.
3232 (Output_section::is_relro_local): New function.
3233 (Output_section::set_is_relro_local): New function.
3234 (class Output_segment): Update declarations.
3235 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3236 * sparc.cc (Target_sparc::got_section): Likewise.
3237 * x86_64.cc (Target_x86_64::got_section): Likewise.
3238 * testsuite/relro_test_main.cc: New file.
3239 * testsuite/relro_test.cc: New file.
3240 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3241 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3242 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3243 (relro_test.so, relro_test_pic.o): New targets.
3244 * testsuite/Makefile.in: Rebuild.
3246 2008-05-16 Ian Lance Taylor <iant@google.com>
3248 * output.cc (Output_segment::add_output_section): Remove front
3250 * output.h (class Output_segment): Remove
3251 add_initial_output_section and overloaded add_output_section.
3252 Update declaration of remaining add_output_section.
3253 * layout.cc (Layout::create_interp): Call add_output_section
3254 rather than add_initial_output_section.
3255 (Layout::finish_dynamic_section): Likewise.
3257 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3258 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3259 know the dynamic type.
3260 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3261 field. Initialize it in constructor.
3262 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3263 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3264 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3267 * output.cc (Output_reloc::get_address): Change return type to
3269 * output.h (class Output_reloc): Update get_address declaration.
3270 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3271 for section addresses.
3273 2008-05-09 Ian Lance Taylor <iant@google.com>
3276 * gold.cc (gold_nomem): Use return value of write.
3278 2008-05-08 Ian Lance Taylor <iant@google.com>
3280 * symtab.c (Symbol::init_base_output_data): Add version
3281 parameter. Change all callers.
3282 (Symbol::init_base_output_segment): Likewise.
3283 (Symbol::init_base_constant): Likewise.
3284 (Symbol::init_base_undefined): Likewise.
3285 (Sized_symbol::init_output_data): Likewise.
3286 (Sized_symbol::init_output_segment): Likewise.
3287 (Sized_symbol::init_constant): Likewise.
3288 (Sized_symbol::init_undefined): Likewise.
3289 (Symbol_table::do_define_in_output_data): If the new symbol has a
3290 version, mark it as the default.
3291 (Symbol_table::do_define_in_output_segment): Likewise.
3292 (Symbol_table::do_define_as_constant): Likewise.
3293 * symtab.h (class Symbol): Update declarations.
3294 (class Sized_symbol): Likewise.
3295 * resolve.cc (Symbol::override_version): New function.
3296 (Symbol::override_base): Call override_version.
3297 (Symbol::override_base_with_special): Likewise.
3298 * testsuite/ver_script_8.script: New file.
3299 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3300 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3301 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3302 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3304 2008-05-06 Ian Lance Taylor <iant@google.com>
3307 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3309 (class General_options): Remove existing --undefined, and add
3310 --no-undefined instead. Add new --undefined as synonym for -u.
3311 * archive.cc (Archive::add_symbols): Check whether symbol was
3313 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3314 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3315 all uses. Add IS_UNDEFINED. Update declarations to split
3316 different versions of init_base. Declare init_base_undefined.
3317 (Symbol::is_defined): Handle IS_UNDEFINED.
3318 (Symbol::is_undefined): Likewise.
3319 (Symbol::is_weak_undefined): Call is_undefined.
3320 (Symbol::is_absolute): Handle IS_CONSTANT.
3321 (class Sized_symbol): Update declarations to split different
3322 versions of init. Declare init_undefined.
3323 (class Symbol_table): Declare new functions.
3324 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3326 (Symbol::init_base_output_data): Likewise.
3327 (Symbol::init_base_output_segment): Likewise.
3328 (Symbol::init_base_constant): Likewise.
3329 (Symbol::init_base_undefined): New function.
3330 (Sized_symbol::init_object): Rename from init. Change all
3332 (Sized_symbol::init_output_data): Likewise.
3333 (Sized_symbol::init_output_segment): Likewise.
3334 (Sized_symbol::init_constant): Likewise.
3335 (Sized_symbol::init_undefined): New function.
3336 (Symbol_table::add_undefined_symbols_from_command_line): New
3338 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3340 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3341 (Symbol::output_section): Likewise.
3342 (Symbol::set_output_section): Likewise.
3343 (Symbol_table::sized_finalize_symbol): Likewise.
3344 (Symbol_table::sized_write_globals): Likewise.
3345 * resolve.cc (Symbol_table::should_override): Likewise.
3346 (Symbol::override_base_with_special): Likewise.
3348 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3349 symbol, change it to have default visibility.
3350 * testsuite/protected_1.cc: New file.
3351 * testsuite/protected_2.cc: New file.
3352 * testsuite/protected_3.cc: New file.
3353 * testsuite/protected_main_1.cc: New file.
3354 * testsuite/protected_main_2.cc: New file.
3355 * testsuite/protected_main_3.cc: New file.
3356 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3357 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3358 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3359 (protected_1.so): New target.
3360 (protected_1_pic.o, protected_2_pic.o): New targets.
3361 (protected_3_pic.o): New target.
3362 (check_PROGRAMS): Add protected_2.
3363 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3364 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3365 * testsuite/Makefile.in: Rebuild.
3367 * options.h (DEFINE_var): Add set_user_set_##varname__.
3368 (DEFINE_bool_alias): New macro.
3369 (class General_options): Define -Bstatic using DEFINE_bool_alias
3370 rather than DEFINE_special. Add --undefined as an alias for -z
3372 * options.cc (General_options::parse_Bstatic): Remove.
3374 * options.h (class General_options): Add --fatal-warnings.
3375 * main.cc (main): Implement --fatal-warnings.
3376 * errors.h (Errors::warning_count): New function.
3378 * options.h (class General_options): Add -Bsymbolic-functions.
3379 * symtab.h (Symbol::is_preemptible): Check for
3380 -Bsymbolic-functions.
3382 2008-05-05 Ian Lance Taylor <iant@google.com>
3384 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3385 as noVARNAME rather than no-VARNAME.
3386 (class General_options): Add option -z combreloc.
3387 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3389 (Output_reloc::sort_before) [SHT_REL]: New function.
3390 (Output_reloc::sort_before) [SHT_RELA]: New function.
3391 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3392 Sort_relocs_comparison.
3393 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3394 parameter. Change all callers.
3395 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3396 sort_relocs parameter. Change all callers.
3397 * output.cc (Output_reloc::get_address): New function, broken out
3399 (Output_reloc::write_rel): Call it.
3400 (Output_reloc::compare): New function.
3401 (Output_data_reloc_base::do_write): Optionally sort relocs.
3403 * configure.ac: If targ_extra_obj is set, link it in.
3404 * configure.tgt: Initialize all variables.
3405 (x86_64*): Set targ_extra_obj and targ_extra_size.
3406 * configure: Rebuild.
3408 * object.cc (Sized_relobj::include_section_group): Adjust section
3409 indexes read from group data. Build vector to pass to
3411 * layout.cc (Layout::layout_group): Add flags and shndxes
3412 parameters. Remove contents parameter. Change caller. Update
3413 explicit instantiations.
3414 * layout.h (class Layout): Update layout_group declaration.
3415 * output.cc (Output_data_group::Output_data_group): Add flags and
3416 input_shndxes parameters. Remove contents parameter. Change
3418 (Output_data_group::do_write): Change input_sections_ to
3420 * output.h (class Output_data_group): Update constructor
3421 declaration. Rename input_sections_ to input_shndxes_.
3422 * testsuite/many_sections_test.cc: Add template.
3424 2008-04-30 Cary Coutant <ccoutant@google.com>
3426 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3428 * layout.cc (Layout::include_section): Refactored check for debug
3430 (Layout::add_comdat): Add new parameters. Change type
3431 of signature parameter. Add object and shndx to signatures table.
3432 (Layout::find_kept_object): New function.
3433 * layout.h: Include <cstring>.
3434 (Layout::is_debug_info_section): New function.
3435 (Layout::add_comdat): Add new parameters.
3436 (Layout::find_kept_object): New function.
3437 (Layout::Kept_section): New struct.
3438 (Layout::Signatures): Change type of map range.
3439 * object.cc (Relobj::output_section_address): New function.
3440 (Sized_relobj::include_section_group): Add new parameters. Change
3441 calls to Layout::add_comdat. Change to build table of kept comdat
3442 groups and table mapping discarded sections to kept sections.
3443 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3444 (Sized_relobj::do_layout): Change calls to include_section_group and
3445 include_linkonce_section.
3446 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3447 value to zero when section is discarded.
3448 (Sized_relobj::map_to_kept_section): New function.
3449 * object.h (Relobj::output_section_address): New function.
3450 (Relobj::Comdat_group): New type.
3451 (Relobj::find_comdat_group): New function.
3452 (Relobj::Comdat_group_table): New type.
3453 (Relobj::Kept_comdat_section): New type.
3454 (Relobj::Kept_comdat_section_table): New type.
3455 (Relobj::add_comdat_group): New function.
3456 (Relobj::set_kept_comdat_section): New function.
3457 (Relobj::get_kept_comdat_section): New function.
3458 (Relobj::comdat_groups_): New field.
3459 (Relobj::kept_comdat_sections_): New field.
3460 (Symbol_value::input_value): Update comment.
3461 (Sized_relobj::map_to_kept_section) New function.
3462 (Sized_relobj::include_linkonce_section): Add new parameter.
3463 * target-reloc.h (Comdat_behavior): New type.
3464 (get_comdat_behavior): New function.
3465 (relocate_section): Add code to map a discarded section to the
3466 corresponding kept section when applying a relocation.
3468 2008-04-30 Craig Silverstein <csilvers@google.com>
3470 * dwarf_reader.cc (next_generation_count): New static var.
3471 (Addr2line_cache_entry): New struct.
3472 (addr2line_cache): New static var.
3473 (Dwarf_line_info::one_addr2line): Added caching.
3474 (Dwarf_line_info::clear_addr2line_cache): New function.
3475 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3476 cache-size parameter.
3477 (Dwarf_line_info::one_addr2line_cache): New function.
3478 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3479 new cache-size argument to one_addr2line(), and clear cache.
3481 2008-04-28 Cary Coutant <ccoutant@google.com>
3483 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3484 R_386_PC8 relocations.
3486 2008-04-23 Ian Lance Taylor <iant@google.com>
3488 * object.cc (Sized_relobj::include_section_group): Check for
3489 invalid section group.
3491 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3494 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3495 than read for file header.
3496 * archive.cc (Archive::include_member): Likewise.
3498 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3500 * aclocal.m4: Regenerate.
3501 * configure: Regenerate.
3503 2008-04-19 Ian Lance Taylor <iant@google.com>
3505 * version.cc (version_string): Bump to 1.6.
3507 * testsuite/Makefile.am (many_sections_r_test): New target.
3508 (many_sections_r_test_SOURCES): Remove.
3509 (many_sections_r_test_DEPENDENCIES): Remove.
3510 (many_sections_r_test_LDFLAGS): Remove.
3511 (many_sections_r_test_LDADD): Remove.
3513 * object.cc (Sized_relobj::do_add_symbols): Always pass
3514 local_symbol_count_ to add_from_relobj.
3516 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3517 every thousand variables.
3518 * testsuite/Makefile.in: Rebuild.
3520 * object.cc (Xindex::initialize_symtab_xindex): New function.
3521 (Xindex::read_symtab_xindex): New function.
3522 (Xindex::sym_xindex_to_shndx): New function.
3523 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3525 (Sized_relobj::do_initialize_xindex): New function.
3526 (Sized_relobj::do_read_symbols): Adjust section links.
3527 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3528 parameter. Change all callers.
3529 (Sized_relobj::include_section_group): Adjust section links and
3530 symbol section indexes.
3531 (Sized_relobj::do_layout): Adjust section links.
3532 (Sized_relobj::do_count_local_symbols): Adjust section links and
3533 symbol section indexes.
3534 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3535 ordinary and special symbols.
3536 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3537 dynsym_xindex parameters. Change all callers. Adjust section
3538 links. Use SHN_XINDEX when needed.
3539 (Sized_relobj::get_symbol_location_info): Adjust section links.
3540 Don't get fooled by special symbols.
3541 * object.h (class Xindex): Define.
3542 (class Object): Add xindex_ parameter. Declare virtual functoin
3543 do_initialize_xindex.
3544 (Object::adjust_sym_shndx): New function.
3545 (Object::set_xindex): New protected function.
3546 (class Symbol_value): Add is_ordinary_shndx_ field.
3547 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3548 (Symbol_value::value): Assert ordinary section.
3549 (Symbol_value::initialize_input_to_output_map): Likewise.
3550 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3552 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3554 (class Sized_relobj): Update declarations.
3555 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3556 parameter. Change all callers.
3557 (Sized_relobj::adjust_shndx): New function.
3558 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3560 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3561 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3562 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3563 (Sized_dynobj::read_dynsym_section): Adjust section links.
3564 (Sized_dynobj::read_dynamic): Likewise.
3565 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3567 (Sized_dynobj::do_initialize_xindex): New function.
3568 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3569 do_initialize_xindex.
3570 (Sized_dynobj::adjust_shndx): New function.
3571 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3572 dynsym_xindex_ fields.
3573 (Layout::finalize): Add a call to set_section_indexes before
3574 creating the symtab sections.
3575 (Layout::set_section_indexes): Don't do anything if the section
3576 already has a section index.
3577 (Layout::create_symtab_sections): Add shnum parameter. Change
3578 caller. Create .symtab_shndx section if needed.
3579 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3581 (Layout::allocated_output_section_count): New function.
3582 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3584 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3585 fields. Update declarations.
3586 (Layout::symtab_xindex): New function.
3587 (Layout::dynsym_xindex): New function.
3588 (class Write_symbols_task): Add layout_ field.
3589 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3591 * output.cc (Output_section_headers::Output_section_headers): Add
3592 shstrtab_section parameter. Change all callers.
3593 (Output_section_headers::do_sized_write): Store overflow values
3594 for section count and section string table section index in
3595 section header zero.
3596 (Output_file_header::do_sized_write): Check for overflow of
3597 section count and section string table section index.
3598 (Output_symtab_xindex::do_write): New function.
3599 (Output_symtab_xindex::endian_do_write): New function.
3600 * output.h (class Output_section_headers): Add shstrtab_section_.
3601 Update declarations.
3602 (class Output_symtab_xindex): Define.
3603 (Output_section::has_out_shndx): New function.
3604 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3606 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3608 (Sized_symbol::init): Likewise.
3609 (Symbol::output_section): Check for ordinary symbol.
3610 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3611 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3613 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3614 Change all callers. Simplify handling of symbols from sections
3615 not included in the link.
3616 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3618 (Weak_alias_sorter::operator()): Assert that symbols are
3620 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3622 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3623 parameters. Change all callers.
3624 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3625 symbol distinction. Use SHN_XINDEX when needed.
3626 (Symbol_table::write_section_symbol): Add symtab_xindex
3627 parameter. Change all callers.
3628 (Symbol_table::sized_write_section_symbol): Likewise. Use
3629 SHN_XINDEX when needed.
3630 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3632 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3633 (Symbol::is_defined): Check is_ordinary.
3634 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3635 (Symbol::is_absolute, Symbol::is_common): Likewise.
3636 (class Sized_symbol): Update declarations.
3637 (class Symbol_table): Update declarations.
3638 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3639 parameters. Change all callers.
3640 (Sized_symbol::override): Likewise.
3641 (Symbol_table::override): Likewise.
3642 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3643 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3644 is_ordinary, and orig_st_shndx parameters. Change all callers.
3645 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3646 to be in an ordinary section.
3647 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3648 object and is_ordinary parameters. Change all callers.
3649 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3650 Change all callers. Don't add undefined or non-ordinary symbols
3652 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3654 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3656 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3657 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3658 (Sized_relobj::relocate_sections): Likewise.
3659 * target-reloc.h (scan_relocs): Adjust section symbol index.
3660 (scan_relocatable_relocs): Likewise.
3661 * i386.cc (Scan::local): Check for ordinary symbols.
3662 * sparc.cc (Scan::local): Likewise.
3663 * x86_64.cc (Scan::local): Likewise.
3664 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3665 to symbol_section_and_value.
3666 * testsuite/many_sections_test.cc: New file.
3667 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3668 (check_PROGRAMS): Add many_sections_test.
3669 (many_sections_test_SOURCES): Define.
3670 (many_sections_test_DEPENDENCIES): Define.
3671 (many_sections_test_LDFLAGS): Define.
3672 (BUILT_SOURCES): Add many_sections_define.h.
3673 (many_sections_define.h): New target.
3674 (BUILT_SOURCES): Add many_sections_check.h.
3675 (many_sections_check.h): New target.
3676 (check_PROGRAMS): Add many_sections_r_test.
3677 (many_sections_r_test_SOURCES): Define.
3678 (many_sections_r_test_DEPENDENCIES): Define.
3679 (many_sections_r_test_LDFLAGS): Define.
3680 (many_sections_r_test_LDADD): Define.
3681 (many_sections_r_test.o): New target.
3682 * testsuite/Makefile.in: Rebuild.
3684 2008-04-17 Cary Coutant <ccoutant@google.com>
3686 * errors.cc (Errors::info): New function.
3687 (gold_info): New function.
3688 * errors.h (Errors::info): New function.
3689 * gold.h (gold_info): New function.
3690 * object.cc (Input_objects::add_object): Print trace output.
3691 * options.cc (options::parse_set): New function.
3692 (General_options::parse_wrap): Deleted.
3693 (General_options::General_options): Deleted initializer.
3694 * options.h (options::String_set): New typedef.
3695 (options::parse_set): New function.
3696 (DEFINE_set): New macro.
3697 (General_options::wrap): Changed to use DEFINE_set. Changed
3698 callers of any_wrap_symbols and is_wrap_symbol.
3699 (General_options::trace, General_options::trace_symbol):
3701 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3702 (General_options::wrap_symbols_): Deleted.
3703 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3705 2008-04-17 David S. Miller <davem@davemloft.net>
3707 * options.cc (General_options::parse_V): New function.
3708 * options.h: Add entries for -V and -Qy.
3710 2008-04-17 Ian Lance Taylor <iant@google.com>
3712 * common.cc (Symbol_table::allocate_commons): Remove options
3713 parameter. Change caller.
3714 (Symbol_table::do_allocate_commons): Remove options parameter.
3715 Change caller. Just call do_allocate_commons_list twice.
3716 (Symbol_table::do_allocate_commons_list): New function, broken out
3717 of do_allocate_commons.
3718 * common.h (class Allocate_commons_task): Remove options_ field.
3720 * symtab.cc (Symbol_table::Symbol_table): Initialize
3722 (Symbol_table::add_from_object): Put TLS common symbols on
3724 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3725 which are IN_OUTPUT_DATA.
3726 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3727 allocate_commons and do_allocate_commons declarations. Declare
3728 do_allocate_commons_list.
3729 * gold.cc (queue_middle_tasks): Update creation of
3730 Allocate_commons_task to not pass options.
3731 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3732 (TLS_TEST_C_FLAGS): New variable.
3733 (tls_test_c_pic.o): New target.
3734 (tls_test_shared.so): Link in tls_test_c_pic.o.
3735 (tls_test_c_pic_ie.o): New target.
3736 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3737 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3738 (tls_test_c.o): New target.
3739 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3740 (tls_pic_test_LDADD): Likewise.
3741 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3742 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3743 (tls_test_c_gnu2.o): New target.
3744 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3746 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3747 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3748 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3749 * testsuite/tls_test.cc: Include "config.h".
3750 (t_last): Call t11_last.
3751 * testsuite/tls_test.h (t11, t11_last): Declare.
3752 * testsuite/tls_test_c.c: New file.
3753 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3754 * configure.ac: Check for OpenMP support.
3755 * configure, config.in, Makefile.in: Rebuild.
3756 * testsuite/Makefile.in: Rebuild.
3758 2008-04-16 Cary Coutant <ccoutant@google.com>
3760 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3761 (Target_i386::tls_base_symbol_defined_): New field.
3762 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3763 (Target_i386::Scan::global): Likewise.
3764 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3765 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3766 (Target_x86_64::tls_base_symbol_defined_): New field.
3767 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3768 (Target_x86_64::Scan::global): Likewise.
3770 2008-04-16 Cary Coutant <ccoutant@google.com>
3772 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3773 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3774 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3775 building shared libraries.
3776 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3777 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3778 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3779 * testsuite/Makefile.in: Rebuild.
3780 * testsuite/weak_undef.h: New file.
3781 * testsuite/weak_undef_file1.cc: Add extra test cases.
3782 * testsuite/weak_undef_file2.cc: Likewise.
3783 * testsuite/weak_undef_test.cc: Likewise.
3785 2008-04-16 David S. Miller <davem@davemloft.net>
3787 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3788 Add issued_non_pic_error_ field. Declare check_non_pic.
3789 (Target_sparc::Scan::check_non_pic): New function.
3790 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3791 (Target_sparc::Scan::global): Likewise.
3793 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3794 * configure: Rebuild.
3796 * options.h (DEFINE_enable): New macro.
3797 (new_dtags): New enable option.
3798 (initfirst, interpose, loadfltr, nodefaultlib,
3799 nodelete, nodlopen, nodump): New -z options.
3800 * layout.cc (Layout:finish_dynamic_section): If new
3801 dtags enabled, emit DT_RUNPATH. Also, emit a
3802 DT_FLAGS_1 containing any specified -z flags.
3804 2008-04-16 Ian Lance Taylor <iant@google.com>
3806 * copy-relocs.cc: New file.
3807 * copy-relocs.h: New file.
3808 * reloc.cc: Remove Copy_relocs code.
3809 * reloc.h: Likewise.
3810 * reloc-types.h (struct Reloc_types) [both versions]: Add
3811 get_reloc_addend_noerror.
3812 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3813 variants of add_global which take an addend which must be zero.
3814 * i386.cc: Include "copy-relocs.h".
3815 (class Target_i386): Change type of copy_relocs_ to variable,
3817 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3819 (Target_i386::do_finalize_sections): Change handling of
3821 * sparc.cc: Include "copy-relocs.h".
3822 (class Target_sparc): Change type of copy_relocs_ to variable,
3824 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3826 (Target_sparc::do_finalize_sections): Change handling of
3828 * x86_64.cc: Include "copy-relocs.h".
3829 (class Target_x86_64): Change type of copy_relocs_ to variable,
3831 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3832 class. Change all callers.
3833 (Target_x86_64::do_finalize_sections): Change handling of
3835 * Makefile.am (CCFILES): Add copy-relocs.cc.
3836 (HFILES): Add copy-relocs.h.
3838 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3840 * testsuite/script_test_4.sh: Permit leading zeroes.
3842 2008-04-15 Ian Lance Taylor <iant@google.com>
3844 * script-sections.cc (Script_sections::create_segments): Use
3845 header_size_adjustment even when there is enough room for the
3847 * testsuite/script_test_4.sh: New file.
3848 * testsuite/script_test_4.t: New file.
3849 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3850 (check_DATA): Add script_test_4.stdout.
3851 (MOSTLYCLEANFILES): Likewise.
3852 (script_test_4): New target.
3853 (script_test_4.stdout): New target.
3854 * testsuite/Makefile.in: Rebuild.
3856 * sparc.cc: Add definitions for Output_data_plt_sparc class
3859 2008-04-14 David S. Miller <davem@davemloft.net>
3861 * sparc.cc: New file.
3862 * Makefile.am (TARGETSOURCES): Add sparc.cc
3863 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3864 * configure.tgt: Document targ_extra_size and
3865 targ_extra_big_endian. Add entries for sparc-* and
3867 * configure.ac: Handle targ_extra_size and
3868 targ_extra_big_endian.
3869 * Makefile.in: Rebuild.
3870 * configure: Likewise.
3871 * po/POTFILES.in: Likewise.
3872 * po/gold.pot: Likewise.
3874 2008-04-14 Ian Lance Taylor <iant@google.com>
3876 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3877 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3878 in the name/type/flags to section mapping. Don't call
3879 allocate_output_section.
3880 (Layout::choose_output_section): Change parameter from adjust_name
3881 to is_input_section. Don't permit input sections after sections
3882 are attached to segments. Don't call allocate_output_section.
3883 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3884 not write_enable_output_section.
3885 (Layout::make_output_section): Don't push to
3886 unattached_section_list_ nor call attach_to_segment. Call
3887 attach_section_to_segment if sections are attached.
3888 (Layout::attach_sections_to_segments): New function.
3889 (Layout::attach_section_to_segment): New function.
3890 (Layout::attach_allocated_section_to_segment): Rename from
3891 attach_to_segment. Remove flags parameter.
3892 (Layout::allocate_output_section): Remove function.
3893 (Layout::write_enable_output_section): Remove function.
3894 * layout.h (class Layout): Update for above changes. Add new
3895 field sections_are_attached_.
3896 * output.h (Output_section::update_flags_for_input_section): New
3898 * output.cc (Output_section::add_input_section): Call
3899 update_flags_for_input_section.
3900 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3902 2008-04-11 Cary Coutant <ccoutant@google.com>
3904 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3905 thought unnecessary.
3906 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3908 2008-04-11 Ian Lance Taylor <iant@google.com>
3910 * output.h (class Output_section_data): Remove inline definition
3912 * output.cc (Output_section_data::set_addralign): New function.
3914 2008-04-11 Cary Coutant <ccoutant@google.com>
3916 Add support for TLS descriptors for i386 and x86_64.
3917 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3918 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3919 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3921 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3922 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3923 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3925 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3926 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3927 Fix problem with initial-exec relocations.
3928 (Target_i386::Relocate::relocate_tls): Likewise.
3929 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3931 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3932 support for section-plus-offset dynamic table entries.
3933 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3934 (Output_data_dynamic::Dynamic_entry): Add support for
3935 section-plus-offset dynamic table entries.
3936 (Output_data_dynamic::Classification): Likewise.
3937 (Output_data_dynamic::classification_): Renamed offset_.
3938 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3939 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3940 (Target_x86_64::make_plt_section): New function.
3941 (Target_x86_64::reserve_tlsdesc_entries): New function.
3942 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3943 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3944 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3945 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3946 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3947 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3948 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3949 add extra PLT entry for TLS descriptors.
3950 (Output_data_plt_x86_64::got_): New field.
3951 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3952 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3954 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3956 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3957 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3958 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3959 R_386_TLS_DESC_CALL relocations.
3960 (Target_x86_64::Scan::global): Likewise.
3961 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3962 for TLS descriptors.
3963 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3964 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3965 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3966 GD-to-IE relaxation.
3967 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3968 and TLS_DESCRIPTORS.
3969 * Makefile.in: Rebuild.
3970 * configure: Rebuild.
3971 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3972 (tls_test_shared2.so): New target.
3973 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3974 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3975 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3976 (tls_shared_gd_to_ie_test_LDADD): New variable.
3977 (tls_shared_gnu2_gd_to_ie_test): New target.
3978 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3980 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3981 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3982 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3983 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3984 (tls_shared_gnu2_test): New target.
3985 (tls_test_gnu2_shared.so): New target.
3986 (tls_shared_gnu2_test_SOURCES): New variable.
3987 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3988 (tls_shared_gnu2_test_LDFLAGS): New variable.
3989 (tls_shared_gnu2_test_LDADD): New variable.
3990 * testsuite/Makefile.in: Rebuild.
3991 * testsuite/Makefile.
3993 2008-04-11 Ian Lance Taylor <iant@google.com>
3995 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3997 * testsuite/Makefile.in: Rebuild.
3999 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4001 * testsuite/script_test_2.cc (main): Adjust test.
4003 2008-04-11 David S. Miller <davem@davemloft.net>
4004 Ian Lance Taylor <iant@google.com>
4006 * options.h (General_options): Add entries for '-Y' and
4008 * options.cc (General_options:finalize): If -Y was used, add those
4009 entries to the library path instead of the default "/lib" and
4012 2008-04-11 David S. Miller <davem@davemloft.net>
4014 * testsuite/justsyms.t: Start at 0x100.
4015 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4016 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4018 * testsuite/script_test_2.cc: Adjust string and section length
4021 2008-04-09 Ian Lance Taylor <iant@google.com>
4024 * script-sections.cc (Sections_element::allocate_to_segment): Add
4026 (Output_section_definition::allocate_to_segment): Likewise.
4027 (Orphan_output_section::allocate_to_segment): Likewise.
4028 (Script_sections::attach_sections_using_phdrs_clause): Don't
4029 propagate non-PT_LOAD segments to orphan sections.
4030 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4031 readelf rather than objdump.
4032 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4033 .interp section and PT_INTERP segment are the same size.
4034 * testsuite/Makefile.in: Rebuild.
4036 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4037 aliases for symbols defined in the same object.
4038 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4039 (weak_alias_test_SOURCES): New variable.
4040 (weak_alias_test_DEPENDENCIES): New variable.
4041 (weak_alias_test_LDFLAGS): New variable.
4042 (weak_alias_test_LDADD): New variable.
4043 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4044 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4045 (weak_alias_test_3.o): New target.
4046 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4047 * testsuite/weak_alias_test_main.cc: New file.
4048 * testsuite/weak_alias_test_1.cc: New file.
4049 * testsuite/weak_alias_test_2.cc: New file.
4050 * testsuite/weak_alias_test_3.cc: New file.
4052 2008-04-08 Ian Lance Taylor <iant@google.com>
4054 * options.h (class General_options): Add --noinhibit-exec option.
4055 * main.cc (main): Check --noinhibit-exec.
4057 * options.h (class General_options): Define --wrap as a special
4058 option. Add wrap_symbols_ field.
4059 (General_options::any_wrap_symbols): New function.
4060 (General_options::is_wrap_symbol): New function.
4061 * options.cc (General_options::parse_wrap): New function.
4062 (General_options::General_options): Initialize wrap_symbols_.
4063 * symtab.cc (Symbol_table::wrap_symbol): New function.
4064 (Symbol_table::add_from_object): Handle --wrap.
4065 * symtab.h (class Symbol_table): Declare wrap_symbol.
4066 * target.h (Target::wrap_char): New function.
4067 (Target::Target_info): Add wrap_char field.
4068 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4069 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4070 * testsuite/testfile.cc (Target_test::test_target_info):
4073 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4076 * layout.h (class Layout): Add added_eh_frame_data_ field.
4077 * layout.cc (Layout::Layout): Initialize new field.
4078 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4079 output section until we find a section we merged successfully.
4080 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4081 that the size be non-zero.
4083 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4086 2008-04-08 Craig Silverstein <csilvers@google.com>
4088 * configure.ac: Export new conditional variable HAVE_ZLIB.
4089 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4091 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4092 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4094 2008-04-07 Ian Lance Taylor <iant@google.com>
4096 * version.cc (version_string): Set to "1.5".
4098 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4099 Add issued_non_pic_error_ field. Declare check_non_pic.
4100 (Target_x86_64::Scan::check_non_pic): New function.
4101 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4102 (Target_x86_64::Scan::global): Likewise.
4104 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4105 addend parameter. Change caller. Handle merge sections.
4106 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4107 Address to Addend. Don't add in the result of
4108 local_section_offset, pass down the addend and use the returned
4110 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4111 Update declarations of local_section_offset and symbol_value.
4112 * testsuite/two_file_test_1.cc (t18): New function.
4113 * testsuite/two_file_test_2.cc (f18): New function.
4114 * testsuite/two_file_test_main.cc (main): Call t18.
4115 * testsuite/two_file_test.h (t18, f18): Declare.
4117 * configure.ac: Don't test for objdump, c++filt, or readelf.
4118 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4120 (TEST_READELF): New variable.
4121 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4122 (check_PROGRAMS): Add two_file_strip_test.
4123 (two_file_strip_test): New target.
4124 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4125 (two_file_same_shared_strip_test_SOURCES): New variable.
4126 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4127 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4128 (two_file_same_shared_strip_test_LDADD): New variable.
4129 (two_file_shared_strip.so): New target.
4130 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4131 (ver_test_5.syms, ver_test_7.syms): Likewise.
4132 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4133 (strip_test_3.stdout): Use TEST_OBJDUMP.
4134 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4136 2008-04-04 Cary Coutant <ccoutant@google.com>
4138 * symtab.h (Symbol::is_weak_undefined): New function.
4139 (Symbol::is_strong_undefined): New function.
4140 (Symbol::is_absolute): New function.
4141 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4142 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4144 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4145 (weak_undef_test): New target.
4146 * testsuite/Makefile.in: Rebuild.
4147 * testsuite/weak_undef_file1.cc: New file.
4148 * testsuite/weak_undef_file2.cc: New file.
4149 * testsuite/weak_undef_test.cc: New file.
4151 2008-04-03 Craig Silverstein <csilvers@google.com>
4153 * compressed_output.h (class Output_compressed_section): Use
4155 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4157 (zlib_compressed_suffix): Removed.
4158 (Output_compressed_section::set_final_data_size): Use unsigned
4160 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4161 Fix linker invocation.
4162 (flagstest_o_specialfile_and_compress_debug_sections):
4164 * testsuite/Makefile.in: Regenerated.
4166 2008-04-02 David S. Miller <davem@davemloft.net>
4168 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4169 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4171 2008-04-02 Craig Silverstein <csilvers@google.com>
4175 2008-04-02 Ian Lance Taylor <iant@google.com>
4177 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4178 parameters. Update for new key type to views_. Change all
4180 (File_read::read): Adjust for byteshift in returned view.
4181 (File_read::add_view): New function, broken out of
4183 (File_read::make_view): New function, broken out of
4185 (File_read::find_or_make_view): Add offset and aligned
4186 parameters. Rewrite accordingly. Change all callers.
4187 (File_read::get_view): Add offset and aligned parameters. Adjust
4188 for byteshift in return value.
4189 (File_read::get_lasting_view): Likewise.
4190 * fileread.h (class File_read): Update declarations.
4191 (class File_read::View): Add byteshift_ field. Add byteshift to
4192 constructor. Add byteshift method.
4193 * archive.h (Archive::clear_uncached_views): New function.
4194 (Archive::get_view): Add aligned parameter. Change all callers.
4195 * object.h (Object::get_view): Add aligned parameter. Change all
4197 (Object::get_lasting_view): Likewise.
4199 * fileread.cc (File_read::release): Don't call clear_views if
4200 there are multiple objects.
4201 * fileread.h (File_read::clear_uncached_views): New function.
4202 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4205 2008-03-31 Cary Coutant <ccoutant@google.com>
4207 Add thin archive support.
4208 * archive.cc (Archive::armagt): New const.
4209 (Archive::setup): Remove task parameter and calls to unlock.
4210 (Archive::unlock_nested_archives): New function.
4211 (Archive::read_header): Add nested_off parameter. Change
4213 (Archive::interpret_header): Likewise.
4214 (Archive::include_all_members): Change to handle thin
4216 (Archive::include_member): Likewise.
4217 * archive.h (Archive::Archive): Add new parameters and
4219 (Archive::armagt): New const.
4220 (Archive::setup): Remove task parameter.
4221 (Archive::unlock_nested_archives): New function.
4222 (Archive::read_header): Add nested_off parameter.
4223 (Archive::interpret_header): Likewise.
4224 (Archive::Nested_archive_table): New typedef.
4225 (Archive::is_thin_archive_): New field.
4226 (Archive::nested_archives_): New field.
4227 (Archive::options_): New field.
4228 (Archive::dirpath_): New field.
4229 (Archive::task_): New field.
4230 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4231 for thin archives. Pass additional parameters to
4232 Archive::Archive. Unlock the archive file after calling
4235 2008-03-29 Ian Lance Taylor <iant@google.com>
4237 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4238 version symbol to be local.
4239 * testsuite/ver_test_4.sh: New file.
4240 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4241 (check_DATA): Add ver_test_4.syms.
4242 (ver_test_4.syms): New target.
4243 * testsuite/Makefile.in: Rebuild.
4246 (Output_section::Input_section_sort_entry::has_priority): New
4248 (Output_section::Input_section_sort_entry::match_file_name): New
4250 (Output_section::Input_section_sort_entry::match_section_name):
4252 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4254 (Output_section::Input_section_sort_entry::match_section_file):
4256 (Output_section::Input_section_sort_compare::operator()): Rewrite
4257 using new Input_section_sort_entry functions. Sort crtbegin and
4258 crtend first. Sort sections with no priority before sections with
4260 * testsuite/initpri1.c (d3): Check j != 4.
4261 (cd5): New constructor/destructor function.
4262 (main): Check j != 2.
4264 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4265 new symbol when resolving, don't call set_is_default.
4266 * testsuite/ver_test_7.cc: New file.
4267 * testsuite/ver_test_7.sh: New file.
4268 * testsuite/Makefile.am (ver_test_7.so): New target.
4269 (ver_test_7.o): New target.
4270 (check_SCRIPTS): Add ver_test_7.sh.
4271 (check_DATA): Add ver_test_7.syms.
4272 (ver_test_7.syms): New target.
4274 2008-03-28 Ian Lance Taylor <iant@google.com>
4276 * layout.cc (Layout::layout): If we see an input section with a
4277 name that needs sorting, set the must_sort flag for the output
4279 (Layout::make_output_section): If the name of the output section
4280 indicates that it might require sorting, set the may_sort flag.
4281 * output.h (Output_section::may_sort_attached_input_sections): New
4283 (Output_section::set_may_sort_attached_input_sections): New
4285 (Output_section::must_sort_attached_input_sections): New
4287 (Output_section::set_must_sort_attached_input_sections): New
4289 (class Output_section): Declare Input_section_sort_entry. Define
4290 Input_section_sort_compare. Declare
4291 sort_attached_input_sections. Add new fields:
4292 may_sort_attached_input_sections_,
4293 must_sort_attached_input_sections_,
4294 attached_input_sections_are_sorted_.
4295 * output.cc (Output_section::Output_section): Initialize new
4297 (Output_section::add_input_section): Add an entry to
4298 input_sections_ if may_sort or must_sort are true.
4299 (Output_section::set_final_data_size): Call
4300 sort_attached_input_sections if necessary.
4301 (Output_section::Input_section_sort_entry): Define new class.
4302 (Output_section::Input_section_sort_compare::operator()): New
4304 (Output_section::sort_attached_input_sections): New function.
4305 * configure.ac: Check whether the compiler supports constructor
4306 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4307 * testsuite/initpri1.c: New file.
4308 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4309 CONSTRUCTOR_PRIORITY.
4310 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4311 (initpri1_LDFLAGS): New variable.
4312 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4314 2008-03-27 Ian Lance Taylor <iant@google.com>
4316 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4317 * testsuite/common_test_1.c: New file.
4318 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4319 (common_test_1_SOURCES): New variable.
4320 (common_test_1_DEPENDENCIES): New variable.
4321 (common_test_1_LDFLAGS): New variable.
4323 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4324 and commons_ correctly when NAME/VERSION does not override
4326 * testsuite/ver_test_6.c: New file.
4327 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4328 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4329 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4331 2008-03-26 Ian Lance Taylor <iant@google.com>
4333 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4334 of an undefined symbol from a version script.
4335 * testsuite/Makefile.am (ver_test_5.so): New target.
4336 (ver_test_5.o): New target.
4337 (check_SCRIPTS): Add ver_test_5.sh.
4338 (check_DATA): Add ver_test_5.syms.
4339 (ver_test_5.syms): New target.
4340 * testsuite/ver_test_5.cc: New file.
4341 * testsuite/ver_test_5.script: New file.
4342 * testsuite/ver_test_5.sh: New file.
4343 * Makefile.in, testsuite/Makefile.in: Rebuild.
4346 Fix problems building gold with gcc 4.3.0.
4347 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4348 (gold_error_at_location, gold_warning_at_location): Use it.
4349 * configure.ac: Check whether we can compile and use a template
4350 function with a printf attribute.
4351 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4352 when jumping over bytes.
4353 * object.cc: Instantiate Object::read_section_data.
4354 * debug.h: Include <cstring>
4355 * dwarf_reader.cc: Include <algorithm>
4356 * main.cc: Include <cstring>.
4357 * options.cc: Include <cstring>.
4358 * output.cc: Include <cstring>.
4359 * script.cc: Include <cstring>.
4360 * script.h: Include <string>.
4361 * symtab.cc: Include <cstring> and <algorithm>.
4362 * target-select.cc: Include <cstring>.
4363 * version.cc: Include <string>.
4364 * testsuite/testmain.cc: Include <cstdlib>.
4365 * configure, config.in: Rebuild.
4367 2008-03-25 Ian Lance Taylor <iant@google.com>
4369 * options.cc: Include "../bfd/bfdver.h".
4370 (options::help): Print bug reporting address.
4372 * version.cc (print_version): Adjust output for current value of
4377 * options.cc (options::help): Print list of supported targets.
4378 * target-select.h: Include <vector>.
4379 (class Target_selector): Make machine_, size_, and is_big_endian_
4380 fields const. Add bfd_name_ and instantiated_target_ fields.
4381 (Target_selector::Target_selector): Add bfd_name parameter.
4382 (Target_selector::recognize): Make non-virtual, call
4384 (Target_selector::recognize_by_name): Make non-virtual, call
4385 do_recognize_by_name.
4386 (Target_selector::supported_names): New function.
4387 (Target_selector::bfd_name): New function.
4388 (Target_selector::do_instantiate_target): New pure virtual
4390 (Target_selector::do_recognize): New virtual function.
4391 (Target_selector::do_recognize_by_name): New virtual function.
4392 (Target_selector::instantiate_target): New private function.
4393 (supported_target_names): Declare.
4394 * target-select.cc (Target_selector::Target_selector): Update for
4395 new parameter and fields.
4396 (select_target_by_name): Check that the name matches before
4397 calling recognize_by_name.
4398 (supported_target_names): New function.
4399 * i386.cc (class Target_selector_i386): Update Target_selector
4400 constructor call. Remove recognize and recognize_by_name. Add
4401 do_instantiate_target.
4402 * x86_64.cc (class Target_selector_x86_64): Likewise.
4403 * testsuite/testfile.cc (class Target_selector_test): Update for
4404 changes to Target_selector.
4406 * README: Rewrite, with some notes on unsupported features.
4408 2008-03-24 Cary Coutant <ccoutant@google.com>
4410 * i386.cc (Target_i386::Got_type): New enum declaration.
4411 (Target_i386::Scan::local): Updated callers of Output_data_got
4413 (Target_i386::Scan::global): Likewise.
4414 (Target_i386::Relocate::relocate): Likewise.
4415 (Target_i386::Relocate::relocate_tls): Likewise.
4416 * object.h (Got_offset_list): New class.
4417 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4418 (Sized_relobj::local_got_offset): Likewise.
4419 (Sized_relobj::set_local_got_offset): Likewise.
4420 (Sized_relobj::local_has_tls_got_offset): Removed.
4421 (Sized_relobj::local_tls_got_offset): Removed.
4422 (Sized_relobj::set_local_tls_got_offset): Removed.
4423 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4424 * output.cc (Output_data_got::add_global): Added got_type parameter.
4425 (Output_data_got::add_global_with_rel): Likewise.
4426 (Output_data_got::add_global_with_rela): Likewise.
4427 (Output_data_got::add_global_pair_with_rel): New function.
4428 (Output_data_got::add_global_pair_with_rela): New function.
4429 (Output_data_got::add_local): Added got_type parameter.
4430 (Output_data_got::add_local_with_rel): Likewise.
4431 (Output_data_got::add_local_with_rela): Likewise.
4432 (Output_data_got::add_local_pair_with_rel): New function.
4433 (Output_data_got::add_local_pair_with_rela): New function.
4434 (Output_data_got::add_global_tls): Removed.
4435 (Output_data_got::add_global_tls_with_rel): Removed.
4436 (Output_data_got::add_global_tls_with_rela): Removed.
4437 (Output_data_got::add_local_tls): Removed.
4438 (Output_data_got::add_local_tls_with_rel): Removed.
4439 (Output_data_got::add_local_tls_with_rela): Removed.
4440 * output.h (Output_data_got::add_global): Added got_type parameter.
4441 (Output_data_got::add_global_with_rel): Likewise.
4442 (Output_data_got::add_global_with_rela): Likewise.
4443 (Output_data_got::add_global_pair_with_rel): New function.
4444 (Output_data_got::add_global_pair_with_rela): New function.
4445 (Output_data_got::add_local): Added got_type parameter.
4446 (Output_data_got::add_local_with_rel): Likewise.
4447 (Output_data_got::add_local_with_rela): Likewise.
4448 (Output_data_got::add_local_pair_with_rel): New function.
4449 (Output_data_got::add_local_pair_with_rela): New function.
4450 (Output_data_got::add_global_tls): Removed.
4451 (Output_data_got::add_global_tls_with_rel): Removed.
4452 (Output_data_got::add_global_tls_with_rela): Removed.
4453 (Output_data_got::add_local_tls): Removed.
4454 (Output_data_got::add_local_tls_with_rel): Removed.
4455 (Output_data_got::add_local_tls_with_rela): Removed.
4456 * resolve.cc (Symbol::override_base_with_special): Removed
4457 reference to has_got_offset_ field.
4458 * symtab.cc (Symbol::init_fields): Replaced initialization
4459 of got_offset_ with got_offsets_. Removed initialization
4461 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4462 (Symbol::got_offset): Likewise.
4463 (Symbol::set_got_offset): Likewise.
4464 (Symbol::has_tls_got_offset): Removed.
4465 (Symbol::tls_got_offset): Removed.
4466 (Symbol::set_tls_got_offset): Removed.
4467 (Symbol::got_offset_): Removed.
4468 (Symbol::tls_mod_got_offset_): Removed.
4469 (Symbol::tls_pair_got_offset_): Removed.
4470 (Symbol::got_offsets_): New field.
4471 (Symbol::has_got_offset): Removed.
4472 (Symbol::has_tls_mod_got_offset): Removed.
4473 (Symbol::has_tls_pair_got_offset): Removed.
4474 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4475 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4477 (Target_x86_64::Scan::global): Likewise.
4478 (Target_x86_64::Relocate::relocate): Likewise.
4479 (Target_x86_64::Relocate::relocate_tls): Likewise.
4481 2008-03-25 Ben Elliston <bje@au.ibm.com>
4483 * yyscript.y: Fix spelling error in comment.
4485 2008-03-24 Ian Lance Taylor <iant@google.com>
4487 * options.h (class General_options): Define build_id option.
4488 * layout.h (class Layout): Declare write_build_id, create_note,
4489 create_build_id. Add build_id_note_ member.
4490 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4491 "libiberty.h", "md5.h", "sha1.h".
4492 (Layout::Layout): Initialize eh_frame_data_,
4493 eh_frame_hdr_section_, and build_id_note_.
4494 (Layout::finalize): Call create_build_id.
4495 (Layout::create_note): New function, broken out of
4496 Layout::create_gold_note.
4497 (Layout::create_gold_note): Call create_note.
4498 (Layout::create_build_id): New function.
4499 (Layout::write_build_id): New function.
4500 (Close_task_runner::run): Call write_build_id.
4502 * x86_64.cc: Correct license to GPLv3.
4504 2008-03-23 Ian Lance Taylor <iant@google.com>
4506 * options.cc: Include "demangle.h".
4507 (parse_optional_string): New function.
4508 (parse_long_option): Handle takes_optional_argument.
4509 (parse_short_option): Update dash_z initializer. Handle
4510 takes_optional_argument.
4511 (General_options::General_options): Initialize do_demangle_.
4512 (General_options::finalize): Set do_demangle_. Handle demangling
4514 * options.h (parse_optional_string): Declare.
4515 (struct One_option): Add optional_arg field. Update constructor.
4516 Update call constructor calls. Add takes_optional_argument
4518 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4519 (DEFINE_optional_string): Define.
4520 (General_options::demangle): Change from DEFINE_bool to
4521 DEFINE_optional_string.
4522 (General_options::no_demangle): New function.
4523 (General_options::do_demangle): New function.
4524 (General_options::set_do_demangle): New function.
4525 (General_options::execstack_status_): Move definition to end of
4527 (General_options::static_): Likewise.
4528 (General_options::do_demangle_): New field.
4529 * object.cc (big_endian>::get_symbol_location_info): Call
4530 Options::do_demangle, not Options::demangle.
4531 * symtab.cc (demangle): Likewise.
4533 2008-03-22 Ian Lance Taylor <iant@google.com>
4535 * gold.h: Include <cstddef> and <sys/types.h>
4536 * options.h: Include <cstring>.
4538 2008-03-21 Ian Lance Taylor <iant@google.com>
4540 * Added source code to GNU binutils.