1 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2 Ian Lance Taylor <iant@google.com>
4 * configure.ac: Check for readv function also.
5 * fileread.cc (readv): Define if not HAVE_READV.
6 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8 * config.in: Regenerate.
9 * configure: Regenerate.
11 2009-10-09 Doug Kwan <dougkwan@google.com>
13 * layout.cc (Layout::make_output_section): Call target hook to make
14 ordinary output section.
15 (Layout::finalize): Adjust parameter list of call the
17 * layout.h (class Layout::section_list): New method.
18 * merge.h (Output_merge_base::entsize): Change visibility to public.
19 (Output_merge_base::is_string, Output_merge_base::do_is_string):
21 (Output_merge_string::do_is_string): New method.
22 * object.cc (Sized_relobj::do_setup): renamed from
24 * object.h (Sized_relobj::adjust_shndx,
25 Sized_relobj::initializ_input_to_output_maps,
26 Sized_relobj::free_input_to_output_maps): Change visibilities to
28 (Sized_relobj::setup): Virtualize.
29 (Sized_relobj::do_setup): New method declaration.
30 (Sized_relobj::invalidate_section_offset,
31 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
32 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
33 * options.cc (parse_int): New function.
34 * options.h (parse_int): New declaration.
35 (DEFINE_int): New macro.
36 (stub_group_size): New option.
37 * output.cc (Output_section::Output_section): Initialize memebers
38 merge_section_map_, merge_section_by_properties_map_,
39 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
40 (Output_section::add_input_section): Handled deferred code-fill
41 generation and remove an old comment.
42 (Output_section::add_relaxed_input_section): New method definition.
43 (Output_section::add_merge_input_section): Use merge section by
44 properties map to speed to search. Update merge section maps
46 (Output_section::build_relaxation_map): New method definition.
47 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
49 (Output_section::relax_input_section): Renamed to
50 Output_section::convert_input_sections_to_relaxed_sections and change
51 interface to take a vector of pointers to relaxed sections.
52 (Output_section::find_merge_section,
53 Output_section::find_relaxed_input_section): New method definitions.
54 (Output_section::is_input_address_mapped,
55 Output_section::output_offset, Output_section::output_address):
56 Use output section data maps to speed up searching.
57 (Output_section::find_starting_output_address): Add comments.
58 (Output_section::do_write,
59 Output_section::write_to_postprocessing_buffer): Do code-fill
60 generation as appropriate.
61 (Output_section::get_input_sections): Invalidate relaxed input section
63 (Output_section::restore_states): Adjust type of checkpoint .
64 Invalidate relaxed input section map.
65 * output.h (Output_merge_base): New class declaration.
66 (Input_section_specifier): New class defintion.
67 (class Output_relaxed_input_section) Change base class to
68 Output_section_data_build.
69 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
70 base class initializer.
71 (Output_section::add_relaxed_input_section): New method declaration.
72 (Output_section::Input_section): Change visibility to protected.
73 (Output_section::Input_section::relobj,
74 Output_section::Input_section::shndx): Handle relaxed input sections.
75 Output_section::input_sections) Change visibility to protected. Also
76 define overload to return a non-const pointer.
77 (Output_section::Merge_section_properties): New class defintion.
78 (Output_section::Merge_section_by_properties_map,
79 Output_section::Output_section_data_by_input_section_map,
80 Output_section::Relaxation_map): New types.
81 (Output_section::relax_input_section): Rename method to
82 Output_section::convert_input_sections_to_relaxed_sections and change
83 interface to take a vector of relaxed section pointers.
84 (Output_section::find_merge_section,
85 Output_section::find_relaxed_input_section,
86 Output_section::build_relaxation_map,
87 Output_section::convert_input_sections_in_list_to_relaxed_sections):
88 New method declarations.
89 (Output_section::merge_section_map_
90 Output_section::merge_section_by_properties_map_,
91 Output_section::relaxed_input_section_map_,
92 Output_section::is_relaxed_input_section_map_valid_,
93 Output_section::generate_code_fills_at_write_): New data members.
95 (Output_section_element_input::set_section_addresses): Call
96 current_data_size and addralign methods of relaxed input sections.
97 (Orphan_output_section::set_section_addresses): Call current_data_size
98 and addralign methods of relaxed input sections.
99 * symtab.cc (Symbol_table::compute_final_value): Extract template
100 from the body of Symbol_table::sized_finalize_symbol.
101 (Symbol_table::sized_finalized_symbol): Call
102 Symbol_table::compute_final_value.
103 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
104 (Symbol_table::compute_final_value): New templated method declaration.
105 * target.cc (Target::do_make_output_section): New method defintion.
106 * target.h (Target::make_output_section): New method declaration.
107 (Target::relax): Add more parameters for input objects, symbol table
108 and layout. Adjust call to do_relax.
109 (Target::do_make_output_section): New method declaration.
110 (Target::do_relax): Add parameters for input objects, symbol table
113 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
115 * pread.c: Include stdio.h.
117 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
119 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
122 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
124 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
125 Change read_shndx type to unsigned int.
126 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
128 (Sized_dwarf_line_info::read_line_mappings): Likewise.
129 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
130 Change read_shndx type to unsigned int.
131 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
133 (Sized_dwarf_line_info::read_line_mappings): Likewise.
134 * layout.cc (Layout::create_symtab_sections): Cast the result of
135 local_symcount * symsize to off_t in the gold_assert.
137 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
139 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
140 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
142 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
143 (Arm_relocate_functions::thm_abs5): New function.
144 (Arm_relocate_functions::abs12): New function.
145 (Arm_relocate_functions::abs16): New function.
146 (Arm_relocate_functions::base_abs): New function.
147 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
148 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
149 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
151 (Scan::global): Likewise.
152 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
153 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
154 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
155 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
158 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
160 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
161 (Arm_relocate_functions::movt_prel): New function.
162 (Arm_relocate_functions::thm_movw_prel_nc): New function.
163 (Arm_relocate_functions::thm_movt_prel): New function.
164 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
165 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
166 (Scan::global, Relocate::relocate): Likewise.
167 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
169 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
171 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
173 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
175 (class Incremental_inputs_header): New class.
176 (Incremental_inputs_header_writer): Edit comment.
177 (Incremental_inputs_entry): New class.
178 (Incremental_inputs_entry_writer): Edit comment.
179 (Sized_incremental_binary::do_find_incremental_inputs_section):
180 Add *strtab_shndx parameter, fill it.
181 (Sized_incremental_binary::do_check_inputs): New method.
182 (Incremental_checker::can_incrementally_link_output_file): Use
183 Sized_incremental_binary::check_inputs.
184 (Incremental_inputs::report_command_line): Save command line in
187 (Incremental_binary::find_incremental_inputs_section): New
189 (Incremental_binary::do_find_incremental_inputs_section): Add
190 strtab_shndx parameter.
191 (Incremental_binary::do_check_inputs): New pure virtual method.
192 (Sized_incremental_binary::do_check_inputs): Declare.
193 (Incremental_checker::Incremental_checker): Add incremental_inputs
194 parameter, use it to initialize incremental_inputs_.
195 (Incremental_checker::incremental_inputs_): New field.
196 (Incremental_checker::command_line): New method.
197 (Incremental_checker::inputs): New method.
198 (Incremental_checker::command_line_): New field.
200 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
202 * incremental.cc: Include <cstdarg> and "target-select.h".
203 (vexplain_no_incremental): New function.
204 (explain_no_incremental): New function.
205 (Incremental_binary::error): New method.
206 (Sized_incremental_binary::do_find_incremental_inputs_section): New
208 (make_sized_incremental_binary): New function.
209 (open_incremental_binary): New function.
210 (can_incrementally_link_file): Add checks if output is ELF and has
212 * incremental.h: Include "elfcpp_file.h" and "output.h".
213 (Incremental_binary): New class.
214 (Sized_incremental_binary): New class.
215 (open_incremental_binary): Declare.
216 * object.cc (is_elf_object): Use
217 elfcpp::Elf_recognizer::is_elf_file.
218 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
219 * output.h (Output_file::filesize): New method.
221 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
223 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
225 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
226 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
228 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
230 (Arm_relocate_functions::movw_abs_nc): New function.
231 (Arm_relocate_functions::movt_abs): New function.
232 (Arm_relocate_functions::thm_movw_abs_nc): New function.
233 (Arm_relocate_functions::thm_movt_abs): New function.
234 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
235 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
236 (Scan::global): Likewise.
237 (Relocate::relocate): Likewise.
238 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
240 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
242 * arm.cc (Arm_relocate_functions::got_prel) New function.
243 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
244 (Relocate::relocate): Likewise.
245 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
247 2009-10-06 Ian Lance Taylor <iant@google.com>
249 * options.h (class General_options): Define
250 split_stack_adjust_size parameter.
251 * object.h (class Object): Add uses_split_stack_ and
252 has_no_split_stack_ fields. Add uses_split_stack and
253 has_no_split_stack accessor functions. Declare
254 handle_split_stack_section.
255 (class Reloc_symbol_changes): Define.
256 (class Sized_relobj): Define Function_offsets. Declare
257 split_stack_adjust, split_stack_adjust_reltype, and
259 * object.cc (Object::handle_split_stack_section): New function.
260 (Sized_relobj::do_layout): Call handle_split_stack_section.
261 * dynobj.cc (Sized_dynobj::do_layout): Call
262 handle_split_stack_section.
263 * reloc.cc (Sized_relobj::relocate_sections): Call
264 split_stack_adjust for executable sections in split_stack
265 objects. Pass reloc_map to relocate_section.
266 (Sized_relobj::split_stack_adjust): New function.
267 (Sized_relobj::split_stack_adjust_reltype): New function.
268 (Sized_relobj::find_functions): New function.
269 * target-reloc.h: Include "object.h".
270 (relocate_section): Add reloc_symbol_changes parameter. Change
272 * target.h (class Target): Add calls_non_split method. Declare
273 do_calls_non_split virtual method. Declare match_view and
275 * target.cc: Include "elfcpp.h".
276 (Target::do_calls_non_split): New function.
277 (Target::match_view): New function.
278 (Target::set_view_to_nop): New function.
279 * gold.cc (queue_middle_tasks): Give an error if mixing
280 split-stack and non-split-stack objects with -r.
281 * i386.cc (Target_i386::relocate_section): Add
282 reloc_symbol_changes parameter.
283 (Target_i386::do_calls_non_split): New function.
284 * x86_64.cc (Target_x86_64::relocate_section): Add
285 reloc_symbol_changes parameter.
286 (Target_x86_64::do_calls_non_split): New function.
287 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
289 * powerpc.cc (Target_powerpc::relocate_section): Add
290 reloc_symbol_changes parameter.
291 * sparc.cc (Target_sparc::relocate_section): Add
292 reloc_symbol_changes parameter.
293 * configure.ac: Call AM_CONDITIONAL for the default target.
294 * configure: Rebuild.
295 * testsuite/Makefile.am (TEST_AS): New variable.
296 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
297 (check_DATA): Add split_i386 and split_x86_64 files.
298 (SPLIT_DEFSYMS): Define.
299 (split_i386_[1234n].o): New targets.
300 (split_i386_[124]): New targets.
301 (split_i386_[1234r].stdout): New targets.
302 (split_x86_64_[1234n].o): New targets.
303 (split_x86_64_[124]): New targets.
304 (split_x86_64_[1234r].stdout): New targets.
305 (MOSTLYCLEANFILES): Add new executables.
306 * testsuite/split_i386.sh: New file.
307 * testsuite/split_x86_64.sh: New file.
308 * testsuite/split_i386_1.s: New file.
309 * testsuite/split_i386_2.s: New file.
310 * testsuite/split_i386_3.s: New file.
311 * testsuite/split_i386_4.s: New file.
312 * testsuite/split_i386_n.s: New file.
313 * testsuite/split_x86_64_1.s: New file.
314 * testsuite/split_x86_64_2.s: New file.
315 * testsuite/split_x86_64_3.s: New file.
316 * testsuite/split_x86_64_4.s: New file.
317 * testsuite/split_x86_64_n.s: New file.
318 * testsuite/testfile.cc (Target_test): Update relocation_section
320 * testsuite/Makefile.in: Rebuild.
322 2009-10-06 Ian Lance Taylor <iant@google.com>
324 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
325 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
326 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
327 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
328 the address on ldo_addrs_.
329 (Target_i386::Relocate::fix_up_ldo): New function.
331 2009-10-06 Rafael Espindola <espindola@google.com>
333 * plugin.cc (add_input_library): New.
334 (Plugin::load): Add add_input_library to tv.
335 (Plugin_manager::add_input_file): Add the is_lib argument.
336 (add_input_file): Update call to Plugin_manager::add_input_file.
337 (add_input_library): New.
338 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
340 2009-09-30 Doug Kwan <dougkwan@google.com>
342 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
343 symbol and call Symbol::may_need_copy_reloc to determine if
344 a copy reloc is needed.
345 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
346 nocopyreloc is given in command line.
347 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
348 given in command line.
349 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
350 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
351 of the removed Target_i386::may_need_copy_reloc.
352 * options.h (copyreloc): New option with default value false.
353 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
354 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
355 instead of the removed Target_powerpc::may_need_copy_reloc.
356 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
357 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
358 instead of the removed Target_sparc::may_need_copy_reloc.
359 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
360 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
361 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
362 instead of the removed Target_x86_64::may_need_copy_reloc.
364 2009-09-30 Ian Lance Taylor <iant@google.com>
366 * object.h (class Object): Remove target_ field, and target,
367 sized_target, and set_target methods.
368 (Object::sized_target): Remove.
369 (class Sized_relobj): Update declarations. Remove sized_target.
370 * object.cc (Sized_relobj::setup): Remove target parameter.
372 (Input_objects::add_object): Don't do anything with the target.
373 (make_elf_sized_object): Add punconfigured parameter. Change all
374 callers. Set or test parameter target.
375 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
377 * parameters.cc (Parameters::set_target): Change parameter type to
379 (Parameters::default_target): Remove.
380 (set_parameters_target): Change parameter type to be non-const.
381 (parameters_force_valid_target): New function.
382 (parameters_clear_target): New function.
383 * parameters.h (class Parameters): Update declarations. Remove
384 default_target method. Add sized_target and clear_target
385 methods. Change target_ to be non-const.
386 (set_parameters_target): Update declaration.
387 (parameters_force_valid_target): Declare.
388 (parameters_clear_target): Declare.
389 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
390 as NULL if we aren't searching.
391 (Add_symbols::run): Don't check for compatible target.
392 * fileread.cc (Input_file::open_binary): Call
393 parameters_force_valid_target.
394 * gold.cc (queue_middle_tasks): Likewise.
395 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
396 set_target on object.
397 * dynobj.h (class Sized_dynobj): Update declarations.
398 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
399 make_elf_object returns NULL.
400 (Archive::include_member): Don't check whether object target is
402 * output.cc (Output_section::add_input_section): Get target from
404 (Output_section::relax_input_section): Likewise.
405 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
407 (Sized_relobj::do_scan_relocs): Likewise.
408 (Sized_relobj::relocate_sections): Likewise.
409 * resolve.cc (Symbol_table::resolve): Likewise.
410 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
411 parameter. Change all callers.
412 (Symbol_table::add_from_object): Get target from parameters.
413 (Symbol_table::add_from_relobj): Don't check object target.
414 (Symbol_table::add_from_dynobj): Likewise.
415 (Symbol_table::define_special_symbol): Get target from
417 * symtab.h (class Symbol_table): Update declaration.
418 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
419 parameter. Change all callers. Clear parameter target.
420 (Binary_test): Test target here.
421 * testsuite/object_unittest.cc (gold_testsuite): Remove
422 target_test_pointer parameter. Change all callers.
423 (Object_test): Test target here.
425 2009-09-26 Ian Lance Taylor <iant@google.com>
427 * testsuite/initpri1.c: Don't try to use constructor priorities if
428 compiling with gcc before 4.3.
430 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
432 * testsuite/retain_symbols_file_test.sh (check_present): Change
433 output file name to retain_symbols_file_test.stdout.
434 (check_absent): Likewise.
436 2009-09-18 Craig Silverstein <csilvers@google.com>
438 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
439 * options.cc: Include <cerrno> and <fstream>.
440 (General_options::finalize): Parse -retain-symbols-file tag.
441 * options.h: New flag.
442 (General_options): New method should_retain_symbol, new
443 variable symbols_to_retain.
444 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
445 should_retain_symbol map.
446 * testsuite/Makefile.am (retain_symbols_file_test): New test.
447 * testsuite/Makefile.in: Regenerate.
448 * testsuite/retain_symbols_file_test.sh: New file.
450 2009-09-18 Nick Clifton <nickc@redhat.com>
452 * po/es.po: Updated Spanish translation.
454 2009-09-17 Doug Kwan <dougkwan@google.com>
456 * debug.h (DEBUG_RELAXATION): New constant.
457 (DEBUG_ALL): Add DEBUG_RELAXATION.
458 (debug_string_to_enum): Add relaxation debug option.
460 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
461 Layout::Relaxation_debug_check::read_sections,
462 Layout::Relaxation_debug_check::read_sections): New method definitions.
463 (Layout::Layout): Initialize data members
464 record_output_section_data_from_scrips_,
465 script_output_section_data_list_ and relaxation_debug_check_.
466 (Layout::save_segments, Layout::restore_segments,
467 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
468 Layout::relaxation_loop_body): New method definitions.
469 (Layout::finalize): Support relaxation. Move section layout code to
470 Layout::relaxation_loop_body.
471 (Layout::set_asection_address_from_script): Move code for orphan
472 section placement out.
473 (Layout::place_orphan_sections_in_script): New method definition.
474 * layout.h (Output_segment_headers, Output_file_header):
475 New forward class declarations.
476 (Layout::~Layout): Define.
477 (Layout::new_output_section_data_from_script): New method definition.
478 (Layout::place_orphan_sections_in_script): New method declaration.
479 (Layout::Segment_states): New type declaration.
480 (Layout::save_segments, Layout::restore_segments,
481 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
482 Layout::relaxation_loop_body): New method declarations.
483 (Layout::Output_section_data_list): New type declaration.
484 (Layout::Relaxation_debug_check): New class definition.
485 (Layout::record_output_section_data_from_script_,
486 Layout::script_output_section_data_list_, Layout::segment_states_,
487 Layout::relaxation_debug_check_): New data members.
488 * output.cc: (Output_section_headers::do_size): New method definition.
489 (Output_section_headers::Output_section_headers): Move size
490 computation to Output_section_headers::do_size.
491 (Output_segment_headers::do_size): New method definition.
492 (Output_file_header::Output_file_header): Move size computation to
493 Output_file_header::do_size and call it.
494 (Output_file_header::do_size): New method definition.
495 (Output_data_group::Output_data_group): Adjust call to
497 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
498 (Output_symtab_xindex::do_write): Add array bound check.
499 (Output_section::Input_section::print_to_mapfile): Handle
500 RELAXED_INPUT_SECTION_CODE.
501 (Output_section::Output_section): Initialize data member checkpoint_.
502 (Output_section::~Output_section): Delete checkpoint object pointed
504 (Output_section::add_input_section): Always add an Input_section if
506 (Output_section::add_merge_input_section): Add assert.
507 (Output_section::relax_input_section): New method definition.
508 (Output_section::set_final_data_size): Set load address to zero for
509 an unallocated section.
510 (Output_section::do_address_and_file_offset_have_reset_values):
511 New method definition.
512 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
513 Handle relaxed input section.
514 (Output_section::sort_attached_input_sections): Checkpoint input
516 (Output_section::get_input_sections): Change type of input_sections to
517 list of Simple_input_section pointers. Checkpoint input section list
518 lazily. Also handle relaxed input sections.
519 (Output_section::add_input_section_for_script): Take a reference to
520 a Simple_input_section object instead of Relobj pointer and section
521 index as parameter. Handle relaxed input sections.
522 (Output_section::save_states, Output_section::restore_states): New
524 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
525 (Output_data::is_data_size_fixed): New method definition.
526 (Output_data::reset_addresss_and_file_offset): Do not reset data size
528 (Output_data::address_and_file_offset_have_reset_values): New method
530 (Output_data::do_address_and_file_offset_have_reset_values): New method
532 (Output_data::set_data_size): Check that data size is not fixed.
533 (Output_data::fix_data_size): New method definition.
534 (Output_data::is_data_size_fixed_): New data member.
535 (Output_section_headers::set_final_data_size): New method definition.
536 (Output_section_headers::do_size): New method declaration.
537 (Output_segment_headers::set_final_data_size): New method definition.
538 (Output_segment_headers::do_size): New method declaration.
539 (Output_file_header::set_final_data_size)::New method definition.
540 (Output_file_header::do_size)::New method declaration.
541 (Output_section_data::Output_section_data): Add new parameter
542 is_data_size_fixed and use it to fix data size.
543 (Output_data_const::Output_data_const): Adjust call to base class
544 constructor and fix data size.
545 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
546 base class constructor and fix data size.
547 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
548 base class constructor and fix data size.
549 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
550 class constructor and fix data size.
551 (Output_data_group::set_final_data_size): New method definition.
552 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
553 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
554 class constructor and fix data size.
555 (Output_relaxed_input_section): New class definition.
556 (Output_section::Simple_input_section): New class definition.
557 (Output_section::get_input_sections): Adjust parameter list.
558 (Output_section::add_input_section_for_script): Same.
559 (Output_section::save_states, Output_section::restore_states,
560 Output_section::do_address_and_file_offset_have_reset_values,
561 (Output_section::Input_section::Input_section): Handle
562 RELAXED_INPUT_SECTION_CODE. Add new overload for
563 Output_relaxed_input_section.
564 (Output_section::Input_section::is_input_section,
565 Output_section::Input_section::set_output_section): Handle relaxed
567 (Output_section::Input_section::is_relaxed_input_section,
568 Output_section::Input_section::output_section_data,
569 Output_section::Input_section::relaxed_input_section): New method
571 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
573 (Output_section::Input_section::u1_): Update comments.
574 (Output_section::Input_section::u2_): Add new union member poris.
575 (Output_section::Checkpoint_output_section): New classs definition.
576 (Output_section::relax_input_section): New method declaration.
577 (Output_section::checkpoint_): New data member.
578 (Output_segment): Update comments.
579 (Output_segment::Output_segment): Un-privatize copy constructor.
580 (Output_segment::operator=): Un-privatize.
581 * script-sections.cc (Output_section_element::Input_section_list):
582 Change element type to Output_section::Simple_input_section.
583 (Output_section_element_dot_assignment::set_section_addresses):
584 Register output section data for relaxation clean up.
585 (Output_data_exression::Output_data_expression): Adjust call to base
586 constructor to fix data size.
587 (Output_section_element_data::set_section_addresses): Register
588 Output_data_expression object for relaxation clean up.
589 (struct Input_section_info): Replace Relobj pointer and section index
590 pair with Output_section::Simple_input_section and Convert struct to a
592 (Input_section_sorter::operator()): Adjust access to
593 Input_section_info data member to use accessors.
594 (Output_section_element_input::set_section_addresses): Use layout
595 parameter. Adjust code to use Output_section::Simple_input_section
596 and Input_secction_info classes. Register filler for relaxation
598 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
599 and section index pair with Output_section::Simple_input_section
600 class. Adjust code accordingly.
601 (Phdrs_element::release_segment): New method definition.
602 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
604 (Script_sections::release_segments): New method definition.
605 * gold/script-sections.h (Script_sections::release_segments): New
607 * gold/target.h (Target::may_relax, Target::relax,
608 Target::do_may_relax, Target::do_relax): New method definitions.
610 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
612 * arm.cc (has_signed_unsigned_overflow): New function.
613 (Arm_relocate_functions::abs8): New function.
614 (Target_arm::Scan::local): Handle R_ARM_ABS8.
615 (Target_arm::Scan::global): Likewise.
616 (Target_arm::relocate::relocate): Likewise.
617 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
620 2009-09-16 Cary Coutant <ccoutant@google.com>
622 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
623 * testsuite/Makefile.in: Regenerate.
625 2009-09-11 Nick Clifton <nickc@redhat.com>
627 * po/gold.pot: Updated by the Translation project.
629 2009-09-08 Cary Coutant <ccoutant@google.com>
631 * output.cc (Output_file::open): Add execute permission to empty file.
632 * testsuite/Makefile.am (permission_test): New test.
633 * testsuite/Makefile.in: Regenerate.
635 2009-09-02 Ian Lance Taylor <iant@google.com>
637 * output.cc (Output_file::resize): Call map_no_anonymous rather
640 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
642 * gold.cc: Include "incremental.h".
643 (queue_initial_tasks): Call Incremental_checker methods.
644 * incremental.cc: Include "output.h".
645 (Incremental_checker::can_incrementally_link_output_file): New
647 * incremental.h (Incremental_checker): New class.
649 * output.cc (Output_file::open_for_modification): New method.
650 (Output_file::map_anonymous): Changed return type to bool. Record
652 (Output_file::map_no_anonymous): New method, broken out of map.
653 (Output_file::map): Use map_no_anonymous and map_anonymous.
654 * output.h (class Output_file): Update declarations.
656 2009-08-24 Cary Coutant <ccoutant@google.com>
658 * options.h (Command_line::Pre_options): New class.
659 (Command_line::pre_options): New member.
660 * options.cc (gold::options::ready_to_register): New variable.
661 (One_option::register_option): Do nothing if not registering options.
662 Assert if same short option registered twice.
663 (General_options::General_options): Turn off option registration when
665 (Command_line::Pre_options::Pre_options): New constructor.
667 2009-08-24 Cary Coutant <ccoutant@google.com>
669 * options.h (General_options::no_keep_memory): Remove incorrect
672 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
674 * Makefile.am (am__skiplex, am__skipyacc): New.
675 * Makefile.in: Regenerate.
677 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
679 * Makefile.am (AM_CPPFLAGS): Renamed from ...
680 (INCLUDES): ... this.
681 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
682 (AM_CPPFLAGS): Renamed from ...
684 * Makefile.in, testsuite/Makefile.in: Regenerate.
686 * Makefile.in: Regenerate.
687 * aclocal.m4: Likewise.
688 * config.in: Likewise.
689 * configure: Likewise.
690 * testsuite/Makefile.in: Likewise.
692 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
693 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
694 * Makefile.in: Regenerate.
695 * testsuite/Makefile.in: Regenerate.
697 2009-08-19 Cary Coutant <ccoutant@google.com>
699 * resolve.cc (Symbol_table::resolve): Don't complain about defined
700 symbols in shared libraries overridden by hidden or internal symbols
703 2009-08-19 Chris Demetriou <cgd@google.com>
705 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
706 checking source file names in error messages.
708 2009-08-18 Doug Kwan <dougkwan@google.com>
710 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
711 an elcpp::Ehdr as parameter. Adjust call to set_target.
712 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
713 an elfcpp::Ehdr as parameter.
714 * object.cc (Object::set_target): Remove the version that looks up
715 a target and sets it.
716 (Sized_relobj::setup): Take a Target object instead of
717 an elfcpp::Ehdr as parameter. Adjust call to set_target.
718 (make_elf_sized_object): Find target and ask target to
720 * object.h: (Object::set_target): Remove the version that looks up
721 a target and sets it.
722 (Sized_relobj::setup): Take a Target object instead of
723 an elfcpp:Ehdr as parameter.
724 * target.cc: Include dynobj.h.
725 (Target::do_make_elf_object_implementation): New.
726 (Target::do_make_elf_object): New.
727 * target.h (Target::make_elf_object): New template declaration.
728 (Target::do_make_elf_object): New method declarations.
729 (Target::do_make_elf_object_implementation): New template declaration.
731 2009-08-14 Ian Lance Taylor <iant@google.com>
733 * gold.h (FUNCTION_NAME): Define.
734 (gold_unreachable): Use FUNCTION_NAME.
736 2009-08-12 Sriraman Tallam <tmsriram@google.com>
738 * icf.cc (Icf::find_identical_sections): Issue a warning when a
739 symbol in the --keep-unique list is not found.
741 2009-08-12 Sriraman Tallam <tmsriram@google.com>
743 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
744 been maked as --keep-unique.
745 (Icf::unfold_section): New function.
746 * icf.h (Icf::unfold_section): New function.
747 * options.h (General_options::keep_unique): New option.
748 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
749 * testsuite/Makefile.in: Regenerate.
750 * testsuite/icf_keep_unique_test.sh: New file.
751 * testsuite/icf_keep_unique_test.cc: New file.
753 2009-08-12 Cary Coutant <ccoutant@google.com>
756 * resolve.cc (Symbol_table::resolve): Check for references from
757 dynamic objects to hidden and internal symbols.
758 * testsuite/Makefile.am (hidden_test.sh): New test.
759 * testsuite/Makefile.in: Regenerate.
760 * testsuite/hidden_test.sh: New script.
761 * testsuite/hidden_test_1.c: New test source.
762 * testsuite/hidden_test_main.c: New test source.
764 2009-08-11 Doug Kwan <dougkwan@google.com>
766 * arm.cc: Update comments.
767 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
768 segment to locate the .ARM.exidx section if present.
770 2009-08-09 Doug Kwan <dougkwan@google.com>
772 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
775 2009-08-07 Sriraman Tallam <tmsriram@google.com>
776 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
779 2009-08-06 Sriraman Tallam <tmsriram@google.com>
781 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
782 valid tls_segment only for non-debug-section relocations.
783 * testsuite/Makefile.am: Add gc_tls_test.
784 * testsuite/Makefile.in: Regenerate.
785 * testsuite/gc_tls_test.cc: New file.
786 * testsuite/gc_tls_test.sh: New file.
788 2009-08-05 Sriraman Tallam <tmsriram@google.com>
792 * Makefile.am (CCFILES): Add icf.cc.
794 * Makefile.in: Regenerate.
795 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
796 * gc.h (gc_process_relocs): Populate lists used by icf to contain
797 section, symbol and addend information for the relocs.
798 * gold.cc (queue_middle_tasks): Call identical code folding.
799 * gold.h: Add defines for multimap.
800 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
801 to the call of finalize_local_symbols.
802 * main.cc (main): Create object of class Icf.
803 * object.cc (Sized_relobj::do_layout): Allow this function to be
804 called twice during icf.
805 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
806 to sections marked as identical by icf.
807 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
809 (Sized_relobj::do_section_entsize): New function.
810 * object.h (Object::section_entsize): New function.
811 (Object::do_section_entsize): New pure virtual function.
812 (Relobj::finalize_local_symbols): Add new parameter.
813 (Relobj::do_section_entsize): New function.
814 * options.h (General_options::icf): New option.
815 (General_options::icf_iterations): New option.
816 (General_options::print_icf_sections): New option.
817 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
818 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
819 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
821 * symtab.cc (Symbol_table::is_section_folded): New function.
822 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
823 to sections marked as identical by icf.
824 * symtab.h (Symbol_table::set_icf): New function.
825 (Symbol_table::icf): New function.
826 (Symbol_table::is_section_folded): New function.
827 (Symbol_table::icf_): New data member.
828 * target-reloc.h (relocate_section): Ignore sections folded by icf.
829 * testsuite/Makefile.am: Add commands to build icf_test.
830 * testsuite/Makefile.in: Regenerate.
831 * testsuite/icf_test.sh: New file.
832 * testsuite/icf_test.cc: New file.
834 2009-07-24 Chris Demetriou <cgd@google.com>
836 * layout.cc (is_compressible_debug_section): Fix incorrect
837 comment about compressed section names.
839 2009-07-20 Ian Lance Taylor <ian@airs.com>
842 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
844 2009-07-16 Ian Lance Taylor <iant@google.com>
847 * layout.h: #include <map>.
848 (class Kept_section): Change from struct to class. Add accessors
849 and setters. Add section size to Comdat_group mapping. Change
850 Comdat_group to std::map. Add is_comdat_ field. Add
851 linkonce_size field in union.
852 (class Layout): Update declaration of find_or_add_kept_section.
853 Don't declare find_kept_object.
854 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
855 parameter. Add object, shndx, is_comdat, and is_group_name
856 parameters. Change all callers. Adjust for new Kept_section.
857 (Layout::find_kept_object): Remove.
858 * object.cc (Sized_relobj::include_section_group): Update use of
859 Kept_section. Rename secnum to shndx. Only record
860 Kept_comdat_section if sections are the same size.
861 (Sized_relobj::include_linkonce_section): Update use of
862 Kept_section. Only record Kept_comdat_section if sections are the
863 same size. Set size of linkonce section.
864 (Sized_relobj::map_to_kept_section): Update call to
865 get_kept_comdat_section.
866 * object.h (class Sized_relobj): Rename fields in
867 Kept_comdat_section to drop trailing underscores; change object
868 field to Relobj*. Change Kept_comdat_section_table to store
869 struct rather than pointer.
870 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
871 Add kept_object and kept_shndx parameters. Change all callers.
872 (Sized_relobj::get_kept_comdat_section): Change return type to
873 bool. Add kept_object and kept_shndx parameters. Change all
875 * plugin.cc (Pluginobj::include_comdat_group): Update call to
876 Layout::find_or_add_kept_section.
878 2009-07-09 Ian Lance Taylor <iant@google.com>
880 * merge.cc (Object_merge_map::initialize_input_to_output_map):
881 Reserve space in the hash table.
883 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
885 * fileread.cc (File_read::get_mtime): New method.
886 * fileread.h (Timespec): New structure.
887 (File_read::get_mtime): New method.
888 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
889 Renamed from timestamp_nsec.
890 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
892 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
894 (Incremental_inputs::report_archive): Save mtime; style fix.
895 (Incremental_inputs::report_obejct): Save mtime; style fix.
896 (Incremental_inputs::report_script): Save mtime; style fix.
897 (Incremental_inputs::finalize_inputs): Style fix.
898 (Incremental_inputs::finalize): Style fix.
899 (Incremental_inputs::create_input_section_data): Store inputs
901 * incremental.h (Incremental_inputs::report_script): Add mtime
903 (Incremental_inputs::Input_info::Input_info): Intialize only one
905 (Incremental_inputs::Input_info::archive): Move to nameless
907 (Incremental_inputs::Input_info::obejct): Move to nameless union.
908 (Incremental_inputs::Input_info::script): Move to nameless union.
909 (Incremental_inputs::mtime): New field.
910 * script.cc (read_input_script): Pass file mtime to
912 * script.h (Script_info::inputs): Style fix.
914 2009-07-01 Ian Lance Taylor <ian@airs.com>
916 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
919 2009-06-24 Ian Lance Taylor <iant@google.com>
922 * layout.cc (Layout::choose_output_section): If we find an
923 existing section, update the flags.
924 (Layout::create_notes): New function, broken out of
926 (Layout::finalize): Don't create note sections.
927 (Layout::create_note): Don't crash if linker script discards
929 (Layout::create_gold_note): Likewise.
930 (Layout::create_build_id): Likewise. Don't set
931 after_input_sections on the section.
932 (Layout::create_executable_stack_info): Remove target parameter.
934 * layout.h (class Layout): Declare create_notes. Update
935 declaration of create_executable_stack_info.
936 * gold.cc (queue_middle_tasks): Call create_notes.
937 * output.cc (Output_section::update_flags_for_input_section): Move
938 here from output.h. If SHF_ALLOC flag is newly set, mark address
940 * output.h (Output_data::mark_address_invalid): New function.
941 (class Output_section): Only declare, not define,
942 update_flags_for_input_section. Remove set_flags.
944 2009-06-24 Ian Lance Taylor <iant@google.com>
946 * script-sections.cc (Output_section_definition::
947 set_section_addresses): Rename shadowing local load_address to
950 2009-06-24 Ian Lance Taylor <iant@google.com>
953 * reloc.cc (relocate_sections): Skip empty relocation sections.
955 2009-06-23 Ian Lance Taylor <iant@google.com>
958 * layout.cc (Layout::create_note): Use choose_output_section
959 rather than make_output_section.
961 2009-06-23 Ian Lance Taylor <iant@google.com>
964 * options.cc (General_options::parse_V): Set printed_version_.
965 (General_options::General_options): Initialize printed_version_.
966 * options.h (class General_options): Add printed_version_ field.
967 * gold.cc (queue_initial_tasks): If there are no input files,
968 don't give a fatal error if we printed the version information.
969 (queue_middle_tasks): If using -r with a shared object, give a
970 fatal error rather than an ordinary error.
972 2009-06-23 Ian Lance Taylor <iant@google.com>
975 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
976 (Layout::make_output_section): Set have_stabstr_section_ if we see
978 (Layout::finalize): Call link_stabs_sections.
979 (Layout::link_stabs_sections): New file.
980 * layout.h (class Layout): Add have_stabstr_section_ field.
981 Declare link_stabs_sections.
983 2009-06-23 Doug Kwan <dougkwan@google.com>
985 * Makefile.am (libgold_a_LIBADD): New.
986 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
987 * Makefile.in: Regenerate.
988 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
989 * configure: Regenerate.
990 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
991 * fileread.cc: Include sys/state.h
992 * gold.h: Declare memmem and strndup if found missing.
993 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
995 2009-06-23 Ian Lance Taylor <iant@google.com>
997 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
998 * configure: Rebuild.
1000 2009-06-23 Ian Lance Taylor <iant@google.com>
1003 * object.cc (Object::section_contents): Don't try to get a view if
1004 the section has length zero.
1005 (Object::handle_gnu_warning_section): If the section is empty, use
1006 the name of the section as the warning.
1008 2009-06-23 Ian Lance Taylor <iant@google.com>
1011 * stringpool.h (class Stringpool_template): Add optimize_ field.
1012 (Stringpool_template::set_optimize): New function.
1013 * stringpool.cc (Stringpool_template::Stringpool_template):
1014 Initialize optimize_ field.
1015 (Stringpool_template::set_string_offsets): Test local optimize
1016 fild rather than parameter.
1017 * layout.cc (Layout::Layout): Call set_optimize on the section
1020 2009-06-22 Ian Lance Taylor <iant@google.com>
1023 * yyscript.y: Parse TARGET.
1024 * script.cc (script_set_target): New function.
1025 * script-c.h (script_set_target): Declare.
1026 * options.cc (General_options::string_to_object_format): Rename
1027 from string_to_object_format in anonymous namespace. Change
1029 * options.h (class General_options): Declare
1030 string_to_object_format.
1032 2009-06-22 Ian Lance Taylor <iant@google.com>
1034 * script-sections.cc (Script_sections::create_segments): Don't put
1035 program headers in a PT_LOAD segment if -n or -N.
1037 2009-06-22 Ian Lance Taylor <iant@google.com>
1040 * options.h (class General_options): Add -z lazy and -z now. Sort
1041 -z options into alphabetical order.
1042 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1044 2009-06-21 Ian Lance Taylor <iant@google.com>
1046 * layout.cc (Layout::make_output_section): Call
1047 Target::new_output_section.
1048 (Layout::attach_allocated_section_to_segment): Put large section
1049 sections in a separate load segment with the large segment flag
1051 (Layout::segment_precedes): Sort large data segments after other
1053 (align_file_offset): New static function.
1054 (Layout::set_segment_offsets): Use align_file_offset.
1055 * output.h (class Output_section): Add is_small_section_ and
1056 is_large_section_ fields.
1057 (Output_section::is_small_section): New function.
1058 (Output_section::set_is_small_section): New function.
1059 (Output_section::is_large_section): New function.
1060 (Output_section::set_is_large_section): New function.
1061 (Output_section::is_large_data_section): New function.
1062 (class Output_segment): Add is_large_data_segment_ field.
1063 (Output_segment::is_large_data_segment): New function.
1064 (Output_segment::set_is_large_data_segment): New function.
1065 * output.cc (Output_section::Output_section): Initialize new
1067 (Output_segment::Output_segment): Likewise.
1068 (Output_segment::add_output_section): Add assertion that large
1069 data sections always go in large data segments. Force small data
1070 sections to the end of the list of data sections. Force small BSS
1071 sections to the start of the list of BSS sections. For large BSS
1072 sections to the end of the list of BSS sections.
1073 * symtab.h (class Symbol): Declare is_common_shndx.
1074 (Symbol::is_defined): Check Symbol::is_common_shndx.
1075 (Symbol::is_common): Likewise.
1076 (class Symbol_table): Define enum Commons_section_type. Update
1077 declarations. Add small_commons_ and large_commons_ fields.
1078 * symtab.cc (Symbol::is_common_shndx): New function.
1079 (Symbol_table::Symbol_table): Initialize new fields.
1080 (Symbol_table::add_from_object): Put small and large common
1081 symbols in the right list.
1082 (Symbol_table::sized_finalized_symbol): Check
1083 Symbol::is_common_shndx.
1084 (Symbol_table::sized_write_globals): Likewise.
1085 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1086 common symbol lists. Don't call do_allocate_commons_list if the
1088 (Symbol_table::do_allocate_commons_list): Remove is_tls
1089 parameter. Add comons_section_type parameter. Change all
1090 callers. Handle small and large common symbols.
1091 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1092 Symbol::is_common_shndx.
1093 * resolve.cc (symbol_to_bits): Likewise.
1094 * target.h (Target::small_common_shndx): New function.
1095 (Target::small_common_section_flags): New function.
1096 (Target::large_common_shndx): New function.
1097 (Target::large_common_section_flags): New function.
1098 (Target::new_output_section): New function.
1099 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1100 small_common_section_flags, and large_common_section_flags
1102 (Target::do_new_output_section): New virtual function.
1103 * arm.cc (Target_arm::arm_info): Initialize new fields.
1104 * i386.cc (Target_i386::i386_info): Likewise.
1105 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1107 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1108 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1109 (Target_x86_64::do_new_output_section): New function.
1110 * configure.ac: Define conditional MCMODEL_MEDIUM.
1111 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1112 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1113 (large_LDFLAGS): Define.
1114 * testsuite/large.c: New file.
1115 * testsuite/testfile.cc (Target_test::test_target_info):
1116 Initialize new fields.
1117 * configure, testsuite/Makefile.in: Rebuild.
1119 2009-06-05 Doug Kwan <dougkwan@google.com>
1121 * Makefile.am (CCFILES): Add target.cc.
1122 * Makefile.in: Regenerate.
1123 * i386.cc (class Target_i386): Define new virtual method to
1124 override do_is_local_label_name in parent.
1125 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1126 local symbols if --discard-locals or -X is given.
1127 * options.h (class General_options): Declare new options
1128 '--discard-locals' and '-X' for discarding locals.
1129 * target.h (class Target): Define new methods is_local_label_name.
1130 Declare new virtual method do_is_local_label_name.
1131 * target.cc: New file.
1132 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1133 (check_SCRIPTS): Add discard_locals_test.sh.
1134 (check_DATA): Add discard_local_tests.syms.
1135 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1136 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1137 * testsuite/Makefile.in: Regenerate.
1138 * testsuite/discard_locals_test.c: New file.
1139 * testsuite/discard_locals_test.sh: Same.
1141 2009-06-05 Doug Kwan <dougkwan@google.com>
1143 * object.cc (Sized_relobj::Sized_relobj): Initialize
1144 discarded_eh_frame_shndx_ to -1U.
1145 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1147 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1148 a discarded .eh_frame section.
1149 (Sized_relobj::do_finalize_local_symbols): Ditto.
1150 * object.h (class Sized_relobj): Declare new member
1151 discarded_eh_frame_shndx_.
1152 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1153 (local_labels_test.o, local_labels_test): New rules.
1154 * testsuite/Makefile.in: Regenerate.
1156 2009-06-04 Doug Kwan <dougkwan@google.com>
1158 * layout.cc (Layout::section_name_mapping): Add mapping for
1159 special ARM sections.
1161 2009-06-03 Doug Kwan <dougkwan@google.com>
1163 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1164 (utils::has_overflow): Same.
1166 2009-06-03 Ian Lance Taylor <iant@google.com>
1168 * layout.cc (Layout::section_name_mapping): New array, replacing
1169 Layout::linkonce_mapping.
1170 (Layout::section_name_mapping_count): New variable, replacing
1171 Layout::linkonce_mapping_count.
1172 (Layout::linkonce_output_name): Remove.
1173 (Layout::output_section_name): Rewrite.
1174 * layout.h (class Layout): Rename Linkonce_mapping to
1175 Section_name_mapping, linkonce_mapping to section_name_mapping,
1176 linkonce_mapping_count to section_name_mapping_count. Don't
1177 declare linkonce_output_name.
1179 2009-06-03 Doug Kwan <dougkwan@google.com>
1181 * gold/arm.cc (namespace utils): New.
1182 (Target_arm::reloc_is_non_pic): Define new method.
1183 (class Arm_relocate_functions): New.
1184 (Target_arm::Relocate::relocate): Handle relocation types used by
1187 2009-06-03 Ian Lance Taylor <iant@google.com>
1189 * arm.cc (Target_arm::scan::global): Use || instead of |.
1191 2009-06-02 Doug Kwan <dougkwan@google.com>
1193 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1194 issued_non_pic_error_.
1195 (class Target_arm::Scan): Declare new method check_non_pic.
1196 Define new method symbol_needs_plt_entry.
1197 Declare new data member issued_non_pic_error_.
1198 (class Target_arm::Relocate): Declare new method
1199 should_apply_static_reloc.
1200 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1201 (Target_arm::Scan::check_non_pic): Define new method.
1202 (Target_arm::Scan::local): Handle a small subset of reloc types used
1204 (Target_arm::Scan::local): Same.
1205 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1207 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1209 * incremental.cc (Incremental_inputs::report_command_line): Filter
1210 out --incremental-* options.
1212 2009-05-29 Doug Kwan <dougkwan@google.com>
1214 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1216 (class Target_arm): Update comment.
1217 (Target_arm::Target_arm): Initialize new data members GOT_,
1218 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1219 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1220 and Target_arm::rel_dyn_section.
1221 Declare new_enum Target_arm::Got_type.
1222 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1224 Update commments for member do_dynsym_value.
1225 (Target_arm::got_size, Target_arm::plt_section,
1226 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1227 new methods inside class defintion.
1228 (Target_arm::got_section): Define new method.
1229 (Target_arm::rel_dyn_section): Same.
1230 (Output_data_plt_arm): New template class.
1231 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1232 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1233 (Output_data_plt_arm::add_entry): Same.
1234 (Output_data_plt_arm::first_plt_entry): Define new
1235 static data member for PLT instruction template.
1236 (Output_data_plt_arm::plt_entry): Same.
1237 (Output_data_plt_arm::do_write): Define new method.
1238 (Target_arm::make_plt_entry): Same.
1239 (Target_arm::do_finalize_sections): Same.
1240 (Target_arm::do_dynsym_value): Same.
1242 2009-05-28 Doug Kwan <dougkwan@google.com>
1244 * Makefile.am (TARGETSOURCES): Add arm.cc.
1245 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1246 * Makefile.in: Regenerate.
1248 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1250 2009-05-26 Doug Kwan <dougkwan@google.com>
1252 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1253 (General_options::check_excluded_libs): Strip off directories in
1254 archive name before matching like GNU ld does.
1255 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1256 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1257 (exclude_libs_test_LDFLAGS): Add linker option
1258 -Wl,--exclude-libs,libexclude_libs_test_3
1259 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1260 an explicit archive without using -l.
1261 (alt/libexclude_libs_test_3.a): New make rule.
1262 * testsuite/Makefile.in: Regenerate.
1263 * testsuite/exclude_libs_test.c : Declare lib3_default().
1265 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1266 * exclude_libs_test_3.c: New file.
1268 2009-05-26 Nick Clifton <nickc@redhat.com>
1270 * po/id.po: New Indonesian translation.
1271 * po/gold.pot: Updated template file.
1273 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1275 * testsuite/Makefile.am: Add -ffunction-sections to compile
1276 gc_comdat_test files. Add -Wl,--gc-sections to build
1278 * testsuite/Makefile.in: Regenerate.
1279 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1281 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1283 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1284 kept comdat section was garbage collected.
1285 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1286 * testsuite/Makefile.in: Regenerate.
1287 * testsuite/gc_comdat_test.sh: New file.
1288 * testsuite/gc_comdat_test_1.cc: New file.
1289 * testsuite/gc_comdat_test_2.cc: New file.
1291 2009-05-19 Doug Kwan <dougkwan@google.com>
1293 * archive.cc (Archive::Archive): Move constructor from archive.h
1294 to here. Initialize no_export_.
1295 (Archive::get_elf_object_for_member): Set no_export flag of object.
1296 * archive.h (Archive::Archive): Move constructor body to
1298 (Archive::no_export): New method.
1299 (Archive::no_export_): New field.
1300 * object.h (Object::Object): Initialize no_export_ to false.
1301 (Object::no_export, Object::set_no_export): New methods.
1302 (Object::no_export_): New field.
1303 * options.cc (General_options::parse_exclude_libs): New method.
1304 (General_options::check_excluded_libs) Same.
1305 * options.h (exclude_libs): New option.
1306 (General_options::check_excluded_libs): New method declaration.
1307 (General_options::excluded_libs_): New field.
1308 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1309 default or protected visibility if an object has no-export flag set.
1310 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1311 (check_SCRIPTS): Add exclude_libs_test.sh.
1312 (check_DATA): Add exclude_libs_test.syms.
1313 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1314 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1315 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1316 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1317 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1318 libexclude_libs_test_2.a): New rules.
1319 * testsuite/Makefile.in: Regenerate.
1320 * testsuite/exclude_libs_test.c: New file.
1321 * testsuite/exclude_libs_test.sh: Ditto.
1322 * testsuite/exclude_libs_test_1.c: Ditto.
1323 * testsuite/exclude_libs_test_2.c: Ditto.
1325 2009-05-15 Ian Lance Taylor <iant@google.com>
1327 * configure.ac: Check for declarations for cases where libiberty.h
1328 checks HAVE_DECL_xxx.
1329 * configure, config.in: Rebuild.
1331 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1333 * gold.h (Incremental_argument_list): Remove (invalid) forward
1335 * incremental.cc (Incremental_inputs::report_achive): New method.
1336 (Incremental_inputs::report_object): New method.
1337 (Incremental_inputs::report_script): New method.
1338 (Incremental_inputs::finalize_inputs): New method.
1339 (Incremental_inputs::finalize): Call finalize_inputs().
1340 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1341 Create inputs entries.
1342 * incremental.h (Incremental_input_type): New enum.
1343 (Incremental_inputs::Incremental_input): Initialize new fields.
1344 (Incremental_inputs::report_inputs): New method.
1345 (Incremental_inputs::report_achive): New method.
1346 (Incremental_inputs::report_object): New method.
1347 (Incremental_inputs::report_script): New method.
1348 (Incremental_inputs::finalize_inputs): New method.
1349 (Incremental_inputs::Input_info): New struct.
1350 (Incremental_inputs::Input_info_map): New typedef.
1351 (Incremental_inputs::lock_): New field.
1352 (Incremental_inputs::Inputs_): New field.
1353 (Incremental_inputs::Inputs_map): New field.
1354 * main.cc (main): Call Incremental_input::report_inputs.
1355 * options.h (Input_argument_list): Typedef moved from
1357 (Input_file_group::Files): Remove, use ::Input_argument_list.
1358 (Input_file_group::Input_argument_list): Remove, use
1359 ::Input_argument_list.
1360 * plugin.cc (Plugin_manager::add_input_file): Add error in
1362 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1364 * script.cc (read_input_script): Call
1365 Incremental_input::report_script.
1366 * script.h (Script_info): New class.
1368 2009-04-27 Ian Lance Taylor <iant@google.com>
1370 * x86_64.cc (do_adjust_output_section): Set entsize to
1373 2009-04-23 Elliott Hughes <enh@google.com>
1375 * output.cc (Output_file::close): After short writes, continue
1376 writing from the correct offset in the buffer being written.
1378 2009-04-23 Chris Demetriou <cgd@google.com>
1380 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1381 * configure: Regenerate.
1382 * config.in: Regenerate.
1383 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1384 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1386 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1388 * incremental.cc (Incremental_inputs_header_data): Renamed from
1389 Incremental_input_header_data.
1390 (Incremental_inputs_header_data::data_size): New field.
1391 (Incremental_inputs_header_data::put_input_file_count): Renamed
1392 from input_file_count.
1393 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1394 from command_line_offset.
1395 (Incremental_inputs_header_data::put_reserved): Renamed from
1397 (Incremental_inputs_entry_data): Renamed from
1398 Incremental_input_entry_data.
1399 (Incremental_inputs_entry_data::data_size): New field.
1400 (Incremental_inputs::report_command_line): New method.
1401 (Incremental_inputs::finalize): New method.
1402 (Incremental_inputs::create_incremental_inputs_data): New method.
1403 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1404 * incremental.h: New file.
1405 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1406 (Layout::finalize): Create incremental inputs section in
1408 (Layout::create_incremental_info_sections): New method.
1409 * layout.h (Layout::incremental_inputs): New method.
1410 (Layout::create_incremental_info_sections): New method.
1411 (Layout::incremental_inputs_): New field.
1412 * main.cc (main): Notify Incremental_input of the command line.
1414 2009-04-01 Ian Lance Taylor <iant@google.com>
1415 Mikolaj Zalewski <mikolajz@google.com>
1417 * gold.h (reserve_unordered_map): Define, three versions, one for
1418 each version of Unordered_map.
1419 * layout.cc (Layout::Layout): Remove options parameter. Add
1420 number_of_input_files parameter. Don't initialize options_.
1421 Initialize number_of_input_files_ and resized_signatures_. Move
1422 sections_are_attached_.
1423 (Layout::layout_group): Reserve space for group_signatures_.
1424 (Layout::find_or_add_kept_section): Change name parameter to be a
1425 reference. Resize signatures_ map when it gets large enough.
1426 (Layout::layout_eh_frame): Use parameters->options() instead of
1428 (Layout::make_output_section): Likewise.
1429 (Layout::attach_allocated_section_to_segment): Likewise.
1430 (Layout::finalize, Layout::create_executable_stack): Likewise.
1431 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1432 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1433 * layout.h (class Layout): Update declarations. Remove options_
1434 field. Add number_of_input_files_ and resized_signatures_
1435 fields. Move sections_are_attached_ field.
1436 * main.cc (main): Pass number of input files to Layout
1437 constructor. Don't pass options.
1439 2009-03-30 Ian Lance Taylor <iant@google.com>
1441 * ffsll.c (ffsll): Correct implementation.
1443 2009-03-27 Ian Lance Taylor <iant@google.com>
1445 * ffsll.c: New file.
1446 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1447 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1448 * ftruncate.c (ftruncate): Declare before definition.
1449 * mremap.c (mremap): Likewise.
1450 * pread.c (pread): Likewise.
1451 * configure, Makefile.in, config.in: Rebuild.
1453 * mremap.c: New file.
1454 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1455 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1456 (mremap): Declare if HAVE_MREMAP is not defined.
1457 * configure, Makefile.in, config.in: Rebuild.
1459 2009-03-27 Cary Coutant <ccoutant@google.com>
1461 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1462 position independent.
1463 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1464 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1466 2009-03-24 Cary Coutant <ccoutant@google.com>
1468 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1470 (needs_dynamic_reloc): Likewise.
1472 2009-03-24 Ian Lance Taylor <iant@google.com>
1474 * yyscript.y (file_cmd): Recognize EXTERN.
1475 (extern_name_list, extern_name_list_body): New nonterminals.
1476 * script.cc (script_add_extern): Define.
1477 * script-c.h (script_add_extern): Declare.
1479 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1481 * object.cc (is_elf_object): Define.
1482 * object.h (is_elf_object): Declare.
1483 * archive.cc (Archive::get_elf_object_for_member): Call
1485 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1487 2009-03-24 Elliott Hughes <enh@google.com>
1489 * output.cc (Output_file::map_anonymous): Define.
1490 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1491 try an anonymous one. Report the size if the mmap fails.
1492 * output.h (class Output_file): Declare map_anonymous.
1494 2009-03-24 Ian Lance Taylor <iant@google.com>
1496 * target-select.cc (instantiate_target): Don't acquire the lock if
1497 the instantiated_target_ field has already been set.
1499 2009-03-23 Ian Lance Taylor <iant@google.com>
1501 * gold-threads.h (class Initialize_lock): Define.
1502 * gold-threads.cc (class Initialize_lock_once): Define.
1503 (initialize_lock_control): New static variable.
1504 (initialize_lock_pointer): New static variable.
1505 (initialize_lock_once): New static function.
1506 (Initialize_lock::Initialize_lock): Define.
1507 (Initialize_lock::initialize): Define.
1508 * target-select.h: Include "gold-threads.h".
1509 (class Target_selector): Add lock_ and initialize_lock_ fields.
1510 Don't define instantiate_target, just declare it.
1511 * target-select.cc (Target_selector::Target_selector): Initialize
1513 (Target_selector::instantiate_target): Define.
1514 * descriptors.h: Include "gold-threads.h".
1515 (class Descriptors): Add initialize_lock_ field.
1516 * descriptors.cc (Descriptors::Descriptors): Initialize new
1518 (Descriptors::open): Use initialize_lock_ field
1519 * errors.h (class Errors): Add initialize_lock_ field.
1520 * errors.cc (Errors::Errors): Initialize new field.
1521 (Errors::initialize_lock): Use initialize_lock_ field.
1522 * powerpc.cc (class Target_selector_powerpc): Remove
1523 instantiated_target_ field. In do_recognize call
1524 instantiate_target rather than do_instantiate_target. In
1525 do_instantiate_target just allocate a new target.
1526 * sparc.cc (class Target_selector_sparc): Likewise.
1528 * freebsd.h: New file.
1529 * i386.cc: Include "freebsd.h".
1530 (Target_i386): Derive from Target_freebsd rather than
1532 (Target_selector_i386): Derive from Target_selector_freebsd rather
1533 than Target_selector.
1534 * x86_64.cc: Include "freebsd.h".
1535 (Target_x86_64): Derive from Target_freebsd rather than
1537 (Target_selector_x86_64): Derive from Target_selector_freebsd
1538 rather than Target_selector.
1539 * target.h (class Target): Add adjust_elf_header and
1540 do_adjust_elf_header.
1541 * output.cc (Output_file_header:: do_sized_write): Call target
1542 adjust_elf_header routine.
1543 * configure.tgt: Set targ_osabi.
1544 * configure.ac: Define GOLD_DEFAULT_OSABI.
1545 * parameters.cc (Parameters::default_target): Pass
1546 GOLD_DEFAULT_OSABI to select_target.
1547 * target-select.h (class Target_selector): Make instantiate_target
1548 protected rather than private.
1549 * Makefile.am (HFILES): Add freebsd.h.
1550 * configure, Makefile.in, config.in: Rebuild.
1552 * merge.cc (do_add_input_section): Correct pend value. Change
1553 message about last entry not being null terminated from error to
1556 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1558 * incremental.cc: New file.
1559 * Makefile.am (CCFILES): Add incremental.cc.
1560 * Makefile.in: Rebuild.
1562 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1564 * layout.cc (Layout::output_section_name): Preserve names
1565 of '.note.' sections.
1567 2009-03-19 Ian Lance Taylor <iant@google.com>
1569 * descriptors.cc (Descriptors::open): Check that the options are
1570 valid before using them.
1572 2009-03-18 Ian Lance Taylor <iant@google.com>
1574 * script-sections.h: Include <list>.
1575 (class Script_sections): Change Sections_elements from std::vector
1576 to std::list. Typedef public Elements_iterator. Add
1577 orphan_section_placement_, data_segment_align_start_, and
1578 saw_data_segment_align_ fields. Remove data_segment_align_index_
1580 * script-sections.cc (class Orphan_section_placement): New class.
1581 (class Sections_element): Add virtual functions is_relro and
1582 orphan_section_init. Remove virtual function place_orphan_here.
1583 (class Output_section_definition): Add is_relro and
1584 orphan_section_init. Remove place_orphan_here.
1585 (class Orphan_output_section): Likewise.
1586 (Script_sections::Script_sections): Update for field changes.
1587 (Script_sections::data_segment_align): Set saw_data_segment_align_
1588 and data_segment_align_start_, not data_segment_align_index.
1589 (Script_sections::data_segment_relro_end): Check
1590 saw_data_segment_align_. Use data_segment_align_start_ rather
1591 than data_segment_align_index_.
1592 (Script_sections::place_orphan): Rewrite to use
1593 Orphan_section_placement.
1595 2009-03-17 Ian Lance Taylor <iant@google.com>
1597 * archive.cc (Archive::add_symbols): Check for a version attached
1598 to the symbol name in the archive map.
1599 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1600 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1601 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1602 (ver_test_11.a): New target.
1603 * testsuite/Makefile.in: Rebuild.
1605 * configure.ac: Check for chsize and posix_fallocate. Replace
1607 * ftruncate.c: New file, from gnulib.
1608 * output.cc (posix_fallocate): Define dummy version if not
1609 HAVE_POSIX_FALLOCATE.
1610 (Output_file::map): Call posix_fallocate rather than lseek and
1612 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1613 * configure, Makefile.in, config.in: Rebuild.
1615 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1617 * layout.h (Layout::create_note): Add section_name parameter.
1618 * layout.cc (Layout::create_note): Likewise.
1619 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1621 2009-03-17 Ian Lance Taylor <iant@google.com>
1623 * descriptors.cc: Include "options.h".
1624 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1625 (Descriptors::open): Always use O_CLOEXEC when opening a new
1626 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1627 then set FD_CLOEXEC.
1629 * sparc.cc (class Target_sparc): Add has_got_section.
1630 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1631 make sure we have a GOT section.
1633 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1634 (Target_sparc::Scan::local): Likewise.
1635 (Target_sparc::Scan::global): Likewise.
1636 (Target_sparc::Relocate::relocate): Likewise.
1637 (Target_sparc::Relocate::relocate_tls): Likewise.
1639 * symtab.cc (Symbol_table::define_default_version): New function,
1640 broken out of add_from_object.
1641 (Symbol_table::add_from_object): Call define_default_version.
1642 (Symbol_table::define_special_symbol): Add resolve_oldsym
1643 parameter. Change all callers. If the version for a symbol comes
1644 from a version script, resolve it with the symbol with the same
1645 name with no version. Also add the symbol without a version if
1647 (do_define_in_output_data): If resolving with oldsym, don't delete
1649 (do_define_in_output_segment): Likewise.
1650 (do_define_as_constant): Likewise.
1651 * symtab.h (class Symbol_table): Update declarations.
1653 2009-03-13 Ian Lance Taylor <iant@google.com>
1655 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1656 (Read_symbols::requeue): New function.
1657 (Read_symbols::do_read_symbols): If make_elf_object fails because
1658 the target type is not configured, and the file was searched for,
1659 issue a warning and retry with the next directory.
1660 (Add_symbols::run): If the file has an incompatible format, and
1661 it was searched for, requeue the Read_symbols task. On error,
1663 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1664 dirindex parameter to constructor. Change all callers. Declare
1665 incompatible_warning and requeue.
1666 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1667 input_argument_ and input_group_ fields. Add them to
1668 constructor. Change all callers.
1669 (class Read_script): Add dirindex_ field. Add it to constructor.
1671 * archive.cc (Archive::setup): Remove input_objects parameter.
1673 (Archive::get_file_and_offset): Likewise.
1674 (Archive::read_all_symbols): Likewise.
1675 (Archive::read_symbols): Likewise.
1676 (Archive::get_elf_object_for_member): Remove input_objects
1677 parameter. Add punconfigured parameter. Change all callers.
1678 (Archive::add_symbols): Change return type to bool. Check return
1679 value of include_member.
1680 (Archive::include_all_members): Likewise.
1681 (Archive::include_member): Change return type to bool. Return
1682 false if first included object has incompatible target. Set
1683 included_member_ field.
1684 (Add_archive_symbols::run): If add_symbols returns false, requeue
1686 * archive.h (class Archive): Add included_member_ field.
1687 Initialize it in constructor. Add input_file and searched_for
1688 methods. Update declarations.
1689 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1690 input_argument_ fields. Add them to constructor. Change all
1692 * script.cc: Include "target-select.h".
1693 (class Parser_closure): Add skip_on_incompatible_target_ and
1694 found_incompatible_target_ fields. Add
1695 skip_on_incompatible_target parameter to constructor. Change all
1696 callers. Add methods skip_on_incompatible_target,
1697 clear_skip_on_incompatible_target, found_incompatible_target, and
1698 set_found_incompatible_target.
1699 (read_input_script): Add dirindex parameter. Change all callers.
1700 If parser finds an incompatible target, requeue Read_symbols
1702 (script_set_symbol): Clear skip_on_incompatible_target in
1704 (script_add_assertion, script_parse_option): Likewise.
1705 (script_start_sections, script_add_phdr): Likewise.
1706 (script_check_output_format): New function.
1707 * script.h (read_input_script): Update declaration.
1708 * script-c.h (script_check_output_format): Declare.
1709 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1710 (ignore_cmd): Remove OUTPUT_FORMAT.
1711 * fileread.cc (Input_file::Input_file): Add explicit this.
1712 (Input_file::will_search_for): New function.
1713 (Input_file::open): Add pindex parameter. Change all callers.
1714 * fileread.h (class Input_file): Add input_file_argument method.
1715 Declare will_search_for. Update declarations.
1716 * object.cc (make_elf_object): Add punconfigured parameter.
1718 * object.h (class Object): Make input_file public. Add
1719 searched_for method.
1720 (make_elf_object): Update declaration.
1721 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1723 * dirsearch.h (class Dirsearch): Update declaration.
1724 * options.h (class General_options): Add --warn-search-mismatch.
1725 * parameters.cc (Parameters::is_compatible_target): New function.
1726 * parameters.h (class Parameters): Declare is_compatible_target.
1727 * workqueue.cc (Workqueue::add_blocker): New function.
1728 * workqueue.h (class Workqueue): Declare add_blocker.
1730 * fileread.cc (Input_file::open): Remove options parameter.
1732 (Input_file::open_binary): Likewise.
1733 * script.cc (read_input_script): Likewise.
1734 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1735 options parameter from constructor. Change all callers.
1736 (class Read_script): Likewise.
1737 * fileread.h (class Input_file): Update declarations.
1738 * script.h (read_input_script): Update declaration.
1740 2009-03-10 Nick Clifton <nickc@redhat.com>
1742 * po/es.po: New Spanish translation.
1744 2009-03-06 Cary Coutant <ccoutant@google.com>
1746 * options.cc (parse_short_option): Keep dash_z from registering itself.
1748 2009-03-03 Ian Lance Taylor <iant@google.com>
1751 * target-reloc.h (relocate_section): Pass output_section to
1753 * i386.cc (Target_i386::should_apply_static_reloc): Add
1754 output_section parameter. Change all callers.
1755 (Target_i386::Relocate::relocate): Add output_section parameter.
1756 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1757 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1758 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1759 * testsuite/two_file_shared.sh: New script.
1760 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1761 (check_DATA): Add two_file_shared.dbg.
1762 (two_file_shared.dbg): New target.
1763 * testsuite/Makefile.in: Rebuild.
1765 2009-03-01 Ian Lance Taylor <iant@google.com>
1767 * configure.ac: Check for byteswap.h.
1768 * configure: Rebuild.
1769 * config.in: Rebuild.
1771 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1773 * layout.cc (Layout::find_or_add_kept_section): New function.
1774 (Layout::add_comdat): Removed.
1775 * layout.h (struct Kept_section): Move out of class Layout.
1776 Remove trailing underscores from field names. Add group_sections
1777 field. Rename group_ field to is_group. Change all uses.
1778 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1779 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1780 comdat_groups_ field.
1781 (Sized_relobj::include_section_group): Use
1782 find_or_add_kept_section and Kept_section::group_sections.
1783 (Sized_relobj::include_linkonce_section): Likewise.
1784 * object.cc (class Sized_relobj): Don't define Comdat_group or
1785 Comdat_group_table. Remove find_comdat_group and
1786 add_comdat_group. Remove comdat_groups_ field.
1787 * plugin.cc (include_comdat_group): Use
1788 Layout::find_or_add_kept_section.
1790 2009-02-28 Ian Lance Taylor <iant@google.com>
1792 * README: --gc-sections and map files are now supported. Document
1793 some build requirements.
1796 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1797 relocatable link set the value of the section symbol to zero.
1798 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1799 relocatable link don't include the section address in the local
1802 2009-02-27 Ian Lance Taylor <iant@google.com>
1805 * options.h (class Search_directory): Add is_system_directory.
1806 (class General_options): Declare is_in_system_directory.
1807 * options.cc (get_relative_sysroot): Make static.
1808 (get_default_sysroot): Make static.
1809 (General_optoins::is_in_system_directory): New function.
1810 * fileread.cc (Input_file::is_in_system_directory): New function.
1811 * fileread.h (class Input_file): Declare is_in_system_directory.
1812 * object.h (class Object): Add is_in_system_directory.
1813 (class Input_objects): Remove system_library_directory_ field.
1814 * object.cc (Input_objects::add_object): Don't set
1815 system_library_directory_.
1816 (input_objects::found_in_system_library_directory): Remove.
1817 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1818 parameter. Change all callers.
1819 (Symbol_table::sized_write_globals): Likewise.
1820 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1821 Call Object::is_in_system_directory.
1822 * symtab.h (class Symbol_table): Update declarations.
1825 * descriptors.h (Open_descriptor): Add is_on_stack field.
1826 * descriptors.cc (Descriptors::open): If the descriptor is on the
1827 top of the stack, remove it. Initialize is_on_stack field.
1828 (Descriptors::release): Only add pod to stack if it is not on the
1830 (Descriptors::close_some_descriptor): Clear stack_next and
1834 * output.cc (Output_section::find_starting_output_address): Rename
1835 from starting_output_address; add PADDR parameter; change return
1837 * output.h (class Output_section): Declare
1838 find_starting_output_address instead of starting_output_address.
1839 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1840 section symbol for which we can't find a merge section.
1843 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1844 hidden or internal, force the symbol to be local.
1845 * resolve.cc (Symbol::override_visibility): Define.
1846 (Symbol::override_base): Use override_visibility.
1847 (Symbol_table::resolve): Likewise.
1848 (Symbol::override_base_with_special): Likewise.
1849 (Symbol_table::override_with_special): If the visibility is hidden
1850 or internal, force the symbol to be local.
1851 * symtab.h (class Symbol): Add set_visibility and
1852 override_visibility.
1853 * testsuite/ver_test_1.sh: New file.
1854 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1855 (check_DATA): Add ver_test_1.syms.
1856 (ver_test_1.syms): New target.
1857 * testsuite/Makefile.in: Rebuild.
1859 2009-02-25 Cary Coutant <ccoutant@google.com>
1861 * layout.cc (Layout::choose_output_section): Don't rename sections
1862 when using a linker script that has a SECTIONS clause.
1863 * Makefile.in: Regenerate.
1865 * testsuite/Makefile.am (script_test_5.sh): New test case.
1866 * testsuite/Makefile.in: Regenerate.
1867 * testsuite/script_test_5.cc: New file.
1868 * testsuite/script_test_5.sh: New file.
1869 * testsuite/script_test_5.t: New file.
1871 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1873 * archive.cc (Archive::include_member): Update calls to add_symbols.
1874 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1875 the Layout argument.
1876 * dynobj.h (do_add_symbols): Add the Layout argument.
1877 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1879 * object.h (Object::add_symbols): Add the Layout argument.
1880 (Object::do_add_symbols): Add the Layout argument.
1881 (Sized_relobj::do_add_symbols): Add the Layout argument.
1882 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1883 Unify the two versions.
1884 (Add_plugin_symbols): Remove.
1885 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1886 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1887 (Add_plugin_symbols): Remove.
1888 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1889 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1890 (Add_symbols::run): Make it work with Pulginobj.
1892 2009-02-06 Ian Lance Taylor <iant@google.com>
1894 * object.cc (Sized_relobj::do_layout): Make info message start
1895 with lower case letter.
1897 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1899 * binary.cc: Fix file comment.
1901 * options.h (enum Incremental_disposition): Define.
1902 (class General_options): Add new options: --incremental,
1903 --incremental_changed, --incremental_unchanged,
1904 --incremental_unknown. Add incremental_disposition_ and
1905 implicit_incremental_ fields.
1906 (General_options::incremental_disposition): New function.
1907 (class Position_dependent_options): Add incremental_disposition
1909 (Position_dependent_options::copy_from_options): Set incremental
1911 * options.cc (General_options::parse_incremental_changed): New
1913 (General_options::parse_incremental_unchanged): New function.
1914 (General_options::parse_incremental_unknown): New function.
1915 (General_options::General_options): Initialize new fields
1916 incremental_disposition_ and implicit_incremental_.
1917 (General_options::finalize): Check for uasge of --incremental-*
1918 without --incremental.
1920 2009-02-06 Chris Demetriou <cgd@google.com>
1922 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1923 pointer and to report location as the file name associated with
1925 (gold_undefined_symbol_at_location): New function to replace the
1926 old gold_undefined_symbol functionality.
1927 * target-reloc.h (relocate_section): Update to use
1928 gold_undefined_symbol_at_location.
1929 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1930 Call gold_undefined_symbol function rather than gold_error.
1931 * errors.h (Errors::undefined_symbol): Take location as a
1932 string, rather than calculating it from a relocation.
1933 * errors.cc (Errors::fatal): Print "fatal error:" before the
1935 (Errors::error, Errors::error_at_location): Print "error: "
1936 before the formatted message.
1937 (Errors::undefined_symbol): Take location as a string, rather
1938 than calculating it from a relocation.
1939 (gold_undefined_symbol_at_location): New function akin to
1940 old gold_undefined_symbol, calculates location from relocation.
1941 (gold_undefined_symbol): Change to take only a Symbol pointer
1942 and to report location as the file name associated with the symbol.
1943 * testsuite/debug_msg.sh: Update for changed error messages.
1944 * testsuite/undef_symbol.sh: Likewise.
1946 2009-02-04 Duncan Sands <baldrick@free.fr>
1949 * reduced_debug_output.h
1950 (Output_reduced_debug_abbrev_section::failed): Use format for
1952 (Output_reduced_debug_info_section::faild): Likewise.
1954 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1956 * script.cc (Lazy_demangler): New class.
1957 (Version_script_info::get_symbol_version_helper): Demangle a
1960 2009-01-29 Cary Coutant <ccoutant@google.com>
1962 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1964 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1966 2009-01-28 Ian Lance Taylor <iant@google.com>
1968 * version.cc (version_string): Bump to 1.9.
1970 * gold.h: Include <cstring> and <stdint.h>.
1971 * version.cc: Include <cstdio>.
1972 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1974 * reduced_debug_output.cc (insert_into_vector): Rename from
1975 Insert_into_vector; change all callers. Use Swap_unaligned to
1976 avoid aliasing issue; remove union since it is unnecessary.
1978 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1980 * Makefile.am (CCFILES): Add gc.cc.
1982 * Makefile.in: Regenerate.
1983 * gold.cc (Gc_runner): New class.
1984 (queue_initial_tasks): Call garbage collection related tasks
1985 when corresponding options are invoked.
1986 (queue_middle_gc_tasks): New function.
1987 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1988 processed early before laying out sections during garbage collection.
1989 * gold.h (queue_middle_gc_tasks): New function.
1990 (is_prefix_of): Move from "layout.cc".
1991 * i386.cc (Target_i386::gc_process_relocs): New function.
1992 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1993 * main.cc (main): Create object of class "Garbage_collection".
1994 * object.cc (Relobj::copy_symbols_data): New function.
1995 (Relobj::is_section_name_included): New function.
1996 (Sized_relobj::do_layout): Allow this function to be called twice
1997 during garbage collection and defer layout of section during the
1999 * object.h (Relobj::get_symbols_data): New function.
2000 (Relobj::is_section_name_included): New function.
2001 (Relobj::copy_symbols_data): New function.
2002 (Relobj::set_symbols_data): New function.
2003 (Relobj::get_relocs_data): New function.
2004 (Relobj::set_relocs_data): New function.
2005 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2006 (Relobj::gc_process_relocs): New function.
2007 (Relobj::do_gc_process_relocs): New pure virtual function.
2008 (Relobj::sd_): New data member.
2009 (Sized_relobj::is_output_section_offset_invalid): New function.
2010 (Sized_relobj::do_gc_process_relocs): New function.
2011 * options.h (General_options::gc_sections): Modify to not be a no-op.
2012 (General_options::print_gc_sections): New option.
2013 * plugin.cc (Plugin_finish::run): Remove function call to
2014 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2015 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2016 * reloc.cc (Read_relocs::run): Add task to process relocs and
2017 determine unreferenced sections when doing garbage collection.
2018 (Gc_process_relocs): New class.
2019 (Sized_relobj::do_gc_process_relocs): New function.
2020 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2021 sections that are garbage collected.
2022 * reloc.h (Gc_process_relocs): New class.
2023 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2024 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2025 symbols whose corresponding sections are garbage collected.
2026 (Symbol_table::Symbol_table): Add new parameter for the garbage
2028 (Symbol_table::gc_mark_undef_symbols): New function.
2029 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2030 (Symbol_table::gc_mark_dyn_syms): New function.
2031 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2033 (Symbol_table::add_from_object): Likewise.
2034 (Symbol_table::add_from_relobj): When building shared objects, do not
2035 treat externally visible symbols as garbage.
2036 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2037 table information for static and relocatable links.
2038 * symtab.h (Symbol_table::set_gc): New function.
2039 (Symbol_table::gc): New function.
2040 (Symbol_table::gc_mark_undef_symbols): New function.
2041 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2042 (Symbol_table::gc_mark_dyn_syms): New function.
2043 (Symbol_table::gc_): New data member.
2044 * target.h (Sized_target::gc_process_relocs): New pure virtual
2046 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2047 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2049 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2051 * options.h (General_options::gc_sections): Define as a no-op for now.
2052 (General_options::no_keep_memory): Ditto.
2053 (General_options::Bshareable): Define.
2054 * options.cc (General_options::finalize): Honor -Bshareable.
2056 2009-01-20 Andreas Schwab <schwab@suse.de>
2058 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2059 read the value in the contents, since we don't use it. Use the
2060 template endianness when writing.
2061 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2063 2009-01-19 Andreas Schwab <schwab@suse.de>
2065 * configure.tgt (powerpc64-*): Fix targ_obj.
2067 2009-01-15 Ian Lance Taylor <iant@google.com>
2069 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2070 local symbols when stripping all symbols.
2072 2009-01-14 Cary Coutant <ccoutant@google.com>
2074 * output.cc (Output_reloc): Add explicit instantiations.
2076 2009-01-14 Cary Coutant <ccoutant@google.com>
2078 * archive.cc (Archive::get_elf_object_for_member): Remove call
2079 to File_read::claim_for_plugin.
2080 * descriptors.cc (Descriptors::open): Remove reference to
2082 (Descriptors::claim_for_plugin): Remove.
2083 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2084 (Descriptors::is_claimed): Remove.
2085 (claim_descriptor_for_plugin): Remove.
2086 * fileread.cc (File_read::claim_for_plugin): Remove.
2087 * fileread.h (File_read::claim_for_plugin): Remove.
2088 (File_read::descriptor): Reopen descriptor if necessary.
2089 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2090 (Plugin_manager::all_symbols_read): Add task parameter. Change
2092 (Plugin_manager::get_input_file): New function.
2093 (Plugin_manager::release_input_file): New function.
2094 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2095 corresponding data member.
2096 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2097 and pass to base constructor. Change all callers.
2098 (get_input_file, release_input_file): New functions.
2099 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2100 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2101 (Plugin_manager::all_symbols_read): Add task parameter.
2102 (Plugin_manager::get_input_file): New function.
2103 (Plugin_manager::release_input_file): New function.
2104 (Plugin_manager::task_): New data member.
2105 (Pluginobj::Pluginobj): Add filesize parameter.
2106 (Pluginobj::filename): New function.
2107 (Pluginobj::descriptor): New function.
2108 (Pluginobj::filesize): New function.
2109 (Pluginobj::filesize_): New data member.
2110 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2111 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2112 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2114 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2115 with archive libraries.
2116 * testsuite/Makefile.in: Regenerate.
2117 * testsuite/plugin_test.c (struct sym_info): New type.
2118 (get_input_file, release_input_file): New static variables.
2119 (onload): Capture new transfer vector entries.
2120 (claim_file_hook): Stop reading at end of file according to filesize.
2121 Factor out parsing of readelf output into separate function.
2122 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2123 APIs and get the source file name from the symbol table. Convert
2124 source file name to corresponding object file name. Print info
2125 message when adding new input files.
2126 (parse_readelf_line): New function.
2127 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2128 * testsuite/plugin_test_2.sh: Likewise.
2129 * testsuite/plugin_test_3.sh: Likewise.
2130 * testsuite/plugin_test_4.sh: New test case.
2132 2009-01-07 Ian Lance Taylor <iant@google.com>
2134 * version.cc (version_string): Bump to 1.8.
2136 2008-12-23 Cary Coutant <ccoutant@google.com>
2138 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2139 * plugin.cc (Plugin_manager::finish): Rename as
2140 layout_deferred_objects. Move cleanup to separate function.
2141 (Plugin_manager::cleanup): New function.
2142 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2144 * plugin.h (Plugin_manager::finish): Rename as
2145 layout_deferred_objects.
2146 (Plugin_manager::cleanup): New function.
2147 (Plugin_manager::cleanup_done): New field.
2149 2008-12-23 Cary Coutant <ccoutant@google.com>
2151 * plugin.cc (is_visible_from_outside): New function.
2152 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2153 so we don't return "IR only" status for exported symbols or -r links.
2155 * testsuite/Makefile.am (plugin_test_3): New test case.
2156 * testsuite/Makefile.in: Regenerate.
2157 * testsuite/plugin_test_3.sh: New file.
2159 2008-12-22 Cary Coutant <ccoutant@google.com>
2161 * object.cc (Sized_relobj::layout_section): New function.
2162 (Sized_relobj::do_layout): Defer layout of input sections until after
2163 plugin has provided replacement files.
2164 (Sized_relobj::do_layout_deferred_sections): New function.
2165 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2166 (Relobj::layout_deferred_sections): New function.
2167 (Relobj::do_layout_deferred_sections): New function.
2168 (Sized_relobj::do_layout_deferred_sections): New function.
2169 (Sized_relobj::layout_section): New function.
2170 (Sized_relobj::Deferred_layout): New structure.
2171 (Sized_relobj::deferred_layout_): New field.
2172 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2173 Change all callers. Layout deferred sections.
2174 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2176 (Plugin_hook::run): Move code from do_plugin_hook inline.
2177 (Plugin_hook::do_plugin_hook): Remove.
2178 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2179 (Plugin_manager::finish): Renamed, was cleanup.
2180 (Plugin_manager::should_defer_layout): New function.
2181 (Plugin_manager::add_deferred_layout_object): New function.
2182 (Plugin_manager::Deferred_layout_list): New type.
2183 (Plugin_manager::deferred_layout_objects_): New field.
2184 (Plugin_hook::do_plugin_hook): Remove.
2186 2008-12-17 Ian Lance Taylor <iant@google.com>
2188 * options.h (class General_options): Add --no case for
2191 2008-12-16 Cary Coutant <ccoutant@google.com>
2193 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2195 (Plugin_manager::claim_file): Create plugin object even if
2196 plugin did not call the add_symbols callback.
2197 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2198 asking for more symbols than were added.
2199 * testsuite/Makefile.am (plugin_test_1): Add test case with
2201 (empty.syms): New target.
2202 * testsuite/Makefile.in: Regenerate.
2203 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2204 message. Don't call add_symbols if no globals.
2205 (all_symbols_read_hook): Don't provide replacement for empty
2208 2008-12-12 Ian Lance Taylor <iant@google.com>
2210 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2211 r_type == 0 for a local symbol with r_sym == 0.
2212 (scan_relocatable_relocs): Pass r_sym to
2213 local_non_section_strategy.
2214 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2217 * configure.ac: Update test for TLS descriptors: they are
2218 supported as of glibc 2.9.
2219 * configure: Rebuild.
2221 2008-12-11 Ian Lance Taylor <iant@google.com>
2224 * target-reloc.h (Default_scan_relocatable_relocs): For each
2225 function, map r_type == 0 to RELOC_DISCARD.
2227 2008-12-10 Cary Coutant <ccoutant@google.com>
2229 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2230 object to override a kept COMDAT group from a plugin object.
2232 2008-12-09 Ian Lance Taylor <iant@google.com>
2235 * yyscript.y (file_cmd): Handle INPUT.
2237 * testsuite/initpri1.c: Change all declarations to be full
2238 prototypes by adding void, to avoid compiler warnings.
2240 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2242 * options.cc (General_options::parse_plugin_opt): New.
2243 (General_options::add_plugin): The argument now is just the filename.
2244 (General_options::add_plugin_option): New.
2245 * options.h (plugin_opt): New.
2246 (add_plugin): Change argument name.
2247 (add_plugin_option): New.
2248 * plugin.cc (Plugin::load): Don't parse the plugin option.
2249 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2250 (Plugin::add_option): New.
2251 (Plugin::args_): Change type.
2252 (Plugin::filename_): New.
2253 (Plugin_manager::add_plugin_option): New.
2254 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2255 * testsuite/Makefile.in: Regenerate.
2257 2008-12-05 Cary Coutant <ccoutant@google.com>
2259 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2260 Handle --strip-lto-sections option.
2261 * options.h (strip_lto_sections): New option.
2263 2008-12-01 Cary Coutant <ccoutant@google.com>
2265 * plugin.cc (ld_plugin_message): Change format parameter to const.
2266 Fix mismatch between new[] and delete.
2268 2008-11-14 Cary Coutant <ccoutant@google.com>
2270 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2273 2008-11-05 Craig Silverstein <csilvers@google.com>
2275 * options.cc (General_options::parse_dynamic_list): New function.
2276 * options.h (General_options): New flags dynamic_list,
2277 dynamic_list_data, dynamic_list_cpp_new, and
2278 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2279 (General_options::in_dynamic_list): New function.
2280 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2281 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2282 (Lex::can_continue_name): Likewise.
2284 (read_script_file): New parameter script_options.
2285 (read_dynamic_list): New function.
2286 (Script_options::define_dynamic_list): New function.
2287 (dynamic_list_keyword_parsecodes): New variable.
2288 (dynamic_list_keywords): New variable.
2289 * script.h (Script_options::define_dynamic_list): New function
2291 (read_dynamic_list): New function prototype.
2292 * symtab.cc (strprefix): New macro.
2293 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2294 dynamic_list_data, dynamic_list_cpp_new, and
2295 dynamic_list_cpp_typeinfo.
2296 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2297 (dynamic_list_expr): New rule.
2298 (dynamic_list_nodes): Likewise.
2299 (dynamic_list_node): Likewise.
2300 * testsuite/Makefile.am (dynamic_list): New test.
2301 * testsuite/Makefile.in: Regenerated.
2302 * testsuite/dynamic_list.t: New file.
2303 * testsuite/dynamic_list.sh: New file.
2305 2008-11-05 Craig Silverstein <csilvers@google.com>
2307 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2308 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2309 (t11_last): Likewise.
2310 * testsuite/ver_test_6.c (main): Likewise.
2312 2008-10-07 Cary Coutant <ccoutant@google.com>
2314 * options.c (General_options::finalize): Add check for -static and
2316 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2319 2008-10-02 Cary Coutant <ccoutant@google.com>
2321 * plugin.cc (make_sized_plugin_object): Fix conditional
2322 compilation to work when not all targets are enabled.
2324 2008-09-29 Cary Coutant <ccoutant@google.com>
2326 * archive.cc (Archive::get_file_and_offset): Use filename instead
2327 of name to get library path.
2328 (Archive::include_member): Unlock external member of a thin archive.
2330 * testsuite/Makefile.am (TEST_AR): New variable.
2331 (thin_archive_test_1): New test.
2332 (thin_archive_test_2): New test.
2333 * testsuite/Makefile.in: Regenerate.
2334 * testsuite/thin_archive_main.cc: New file.
2335 * testsuite/thin_archive_test_1.cc: New file.
2336 * testsuite/thin_archive_test_2.cc: New file.
2337 * testsuite/thin_archive_test_3.cc: New file.
2338 * testsuite/thin_archive_test_4.cc: New file.
2340 2008-09-29 Cary Coutant <ccoutant@google.com>
2342 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2343 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2345 (Sized_relobj::do_finalize_local_symbols): Likewise.
2346 (Sized_relobj::map_to_kept_section): Likewise.
2347 * object.h (Sized_relobj::invalid_address): New constant.
2348 (Sized_relobj::do_output_section_offset): Check for invalid_address
2350 * output.cc (Output_reloc::local_section_offset): Use constant
2351 invalid_address instead of -1U.
2352 (Output_reloc::get_address): Likewise.
2353 (Output_section::output_address): Change -1U to -1ULL.
2354 * output.h (Output_reloc::invalid_address): New constant.
2355 * reloc.cc (Sized_relobj::write_sections): Use constant
2356 invalid_address instead of -1U.
2357 (Sized_relobj::relocate_sections): Likewise.
2358 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2359 values for merge sections.
2360 * target-reloc.h (relocate_for_relocatable): Use constant
2361 invalid_address instead of -1U.
2363 2008-09-19 Cary Coutant <ccoutant@google.com>
2365 Add plugin functionality for link-time optimization (LTO).
2366 * configure.ac (plugins): Add --enable-plugins option.
2367 * configure: Regenerate.
2368 * config.in: Regenerate.
2369 * Makefile.am (LIBDL): New variable.
2370 (CCFILES): Add plugin.cc.
2371 (HFILES): Add plugin.h.
2372 (ldadd_var): Add LIBDL.
2373 * Makefile.in: Regenerate.
2375 * archive.cc: Include "plugin.h".
2376 (Archive::setup): Don't preread archive symbols when using a plugin.
2377 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2378 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2380 (Archive::include_member): Add symbols from plugin objects.
2381 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2382 * descriptors.cc (Descriptors::open): Check for file descriptors
2383 abandoned by plugins.
2384 (Descriptors::claim_for_plugin): New function.
2385 * descriptors.h (Descriptors::claim_for_plugin): New function.
2386 (Open_descriptor::is_claimed): New field.
2387 (claim_descriptor_for_plugin): New function.
2388 * fileread.cc (File_read::claim_for_plugin): New function.
2389 * fileread.h (File_read::claim_for_plugin): New function.
2390 (File_read::descriptor): New function.
2391 * gold.cc: Include "plugin.h".
2392 (queue_initial_tasks): Add task to call plugin hooks for generating
2394 * main.cc: Include "plugin.h".
2395 (main): Load plugin libraries.
2396 * object.h (Pluginobj): Declare.
2397 (Object::pluginobj): New function.
2398 (Object::do_pluginobj): New function.
2399 (Object::set_target): New function.
2400 * options.cc: Include "plugin.h".
2401 (General_options::parse_plugin): New function.
2402 (General_options::General_options): Initialize plugins_ field.
2403 (General_options::add_plugin): New function.
2404 * options.h (Plugin_manager): Declare.
2405 (General_options): Add --plugin option.
2406 (General_options::has_plugins): New function.
2407 (General_options::plugins): New function.
2408 (General_options::add_plugin): New function.
2409 (General_options::plugins_): New field.
2410 * plugin.cc: New file.
2411 * plugin.h: New file.
2412 * readsyms.cc: Include "plugin.h".
2413 (Read_symbols::do_read_symbols): Check for archive before checking
2414 for ELF file. Call plugin hooks to claim files.
2415 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2416 from a real object file; force override when processing replacement
2418 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2419 (Symbol::init_base_object): Likewise.
2420 (Symbol::init_base_output_data): Likewise.
2421 (Symbol::init_base_output_segment): Likewise.
2422 (Symbol::init_base_constant): Likewise.
2423 (Symbol::init_base_undefined): Likewise.
2424 (Symbol::output_section): Assert that object is not a plugin.
2425 (Symbol_table::add_from_pluginobj): New function.
2426 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2428 (Symbol_table::sized_write_globals): Likewise.
2429 (Symbol_table::add_from_pluginobj): Instantiate template.
2430 * symtab.h (Sized_pluginobj): Declare.
2431 (Symbol::in_real_elf): New function.
2432 (Symbol::set_in_real_elf): New function.
2433 (Symbol::in_real_elf_): New field.
2434 (Symbol_table::add_from_pluginobj): New function.
2436 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2437 (LIBDL): New variable.
2439 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2440 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2441 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2442 (MOSTLYCLEANFILES): Likewise.
2443 * testsuite/Makefile.in: Regenerate.
2444 * testsuite/plugin_test.c: New file.
2445 * testsuite/plugin_test_1.sh: New file.
2446 * testsuite/plugin_test_2.sh: New file.
2448 2008-09-16 Ian Lance Taylor <iant@google.com>
2450 * target-reloc.h (relocate_section): Check whether a symbol is
2451 defined by the ABI before reporting an undefined symbol error.
2452 * target.h (Target::is_defined_by_abi): Make parameter const.
2453 (Target::do_is_defined_by_abi): Likewise.
2454 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2455 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2456 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2457 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2458 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2459 * testsuite/Makefile.in: Rebuild.
2461 * fileread.cc (make_view): Add casts to avoid warning.
2463 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2465 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2466 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2468 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2470 * options.h (General_options::output_is_executable): New.
2471 (General_options::output_is_pie): New.
2472 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2473 for shared libraries.
2474 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2476 2008-09-11 Chris Demetriou <cgd@google.com>
2478 * options.h (origin): New -z option.
2479 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2480 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2483 2008-09-05 Cary Coutant <ccoutant@google.com>
2485 * fileread.cc (File_read::make_view): Add check for attempt to map
2488 2008-09-05 Cary Coutant <ccoutant@google.com>
2490 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2491 explicit instantiations.
2493 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2496 * options.cc (General_options::finalize): Allow undefined symbols
2497 in shlibs if linking -shared.
2500 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2501 symbols as not needing a dynsym entry.
2503 2008-08-20 Craig Silverstein <csilvers@google.com>
2505 * fileread.cc (File_read::open): Do not lock the file unless it
2506 was successfully opened.
2508 2008-08-14 Cary Coutant <ccoutant@google.com>
2510 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2511 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2512 * testsuite/tls_test.cc (struct int128): 128-bit struct
2513 for testing TLS relocs with non-zero addend.
2514 (v12): New TLS variable.
2516 (t_last): Add check for v12.
2517 * testsuite/tls_test.h (t12): New function.
2518 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2520 2008-08-13 Ian Lance Taylor <iant@google.com>
2522 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2523 set tls_segment_ or relro_segment_.
2524 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2526 * output.h (Output_section::clear_is_relro): New function.
2527 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2528 sections specially even when output_data_ is empty.
2529 (Output_segment::maximum_alignment): When first section is relro,
2530 only force alignment for PT_LOAD segments.
2531 * script.cc (script_data_segment_align): New function.
2532 (script_data_segment_relro_end): New function.
2533 * script-c.h (script_data_segment_align): Declare.
2534 (script_data_segment_relro_end): Declare.
2535 * script-sections.h (class Script_sections): Declare
2536 data_segment_align and data_segment_relro_end. Add fields
2537 segment_align_index_ and saw_relro_end_.
2538 * script-sections.cc (class Sections_element): Add set_is_relro
2539 virtual function. Add new bool* parameter to place_orphan_here.
2540 Add get_output_section virtual function.
2541 (class Output_section_definition): Add set_is_relro. Add new
2542 bool* parameter to place_orphan_here. Add get_output_section.
2543 Add is_relro_ field.
2544 (Output_section_definition::Output_section_definition): Initialize
2545 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2546 and is_relro_ fields.
2547 (Output_section_definition::place_orphan_here): Add is_relro
2549 (Output_section_definition::set_section_addresses): Set relro for
2551 (Output_section_definition::alternate_constraint): Likewise.
2552 (class Orphan_output_section): Add new bool* parameter to
2553 place_orphan_here. Add get_output_section.
2554 (Orphan_output_section::place_orphan_here): Add is_relro
2556 (Script_sections::Script_sections): Initialize
2557 data_segment_align_index_ and saw_relro_end_.
2558 (Script_sections::data_segment_align): New function.
2559 (Script_sections::data_segment_relro_end): New function.
2560 (Script_sections::place_orphan): Set or clear is_relro.
2561 (Script_sections::set_section_addresses): Force alignment of first
2563 * yyscript.y (exp): Call script_data_segment_align and
2564 script_data_segment_relro_end.
2565 * testsuite/relro_script_test.t: New file.
2566 * testsuite/relro_test.cc (using_script): Declare.
2567 (t1, t2): Test using_script.
2568 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2569 (relro_script_test_SOURCES): Define.
2570 (relro_script_test_DEPENDENCIES): Define.
2571 (relro_script_test_LDFLAGS): Define.
2572 (relro_script_test_LDADD): Define.
2573 (relro_script_test.so): New target.
2574 * testsuite/Makefile.in: Rebuild.
2576 2008-08-06 Cary Coutant <ccoutant@google.com>
2578 * archive.cc (Archive::total_archives, Archive::total_members)
2579 (Archive::total_members_loaded): New variables.
2580 (Archive::setup): Add parameter. Add option to preread
2582 (Archive::read_armap): Add counter.
2583 (Archive::get_file_and_offset): New function.
2584 (Archive::get_elf_object_for_member): New function.
2585 (Archive::read_all_symbols): New function.
2586 (Archive::read_symbols): New function.
2587 (Archive::add_symbols): Add counters.
2588 (Archive::include_all_members): Use armap to find members if it's
2590 (Archive::include_member): Skip reading symbols if already read.
2591 Factored code into Archive::get_file_and_offset and
2592 Archive::get_elf_object_for_member. Changed call to
2593 Mapfile::report_include_archive_member.
2594 (Archive::print_stats): New function.
2595 * archive.h: Declare Object and Read_symbols_data classes.
2596 (Archive::Archive): Add initializers for new members.
2597 (Archive::setup): Add parameter.
2598 (Archive::print_stats): New function.
2599 (Archive::total_archives, Archive::total_members)
2600 (Archive::total_members_loaded): New variables.
2601 (Archive::get_file_and_offset): New function.
2602 (Archive::get_elf_object_for_member): New function.
2603 (Archive::read_all_symbols): New function.
2604 (Archive::read_symbols): New function.
2605 (Archive::Archive_member): New class.
2606 (Archive::members_): New member.
2607 (Archive::num_members_): New member.
2608 * main.cc: Include archive.h.
2609 (main): Call Archive::print_stats.
2610 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2611 archive parameter; member_name is now the fully-decorated name.
2612 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2613 * options.h: (General_options): Add --preread-archive-symbols option.
2614 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2617 2008-08-04 Ian Lance Taylor <iant@google.com>
2619 * symtab.h (Symbol::use_plt_offset): New function.
2620 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2621 * powerpc.cc (Relocate::relocate): Likewise.
2622 * sparc.cc (Relocate::relocate): Likewise.
2623 * x86_64.cc (Relocate::relocate): Likewise.
2624 * testsuite/weak_plt.sh: New test.
2625 * testsuite/weak_plt_main.cc: New test.
2626 * testsuite/weak_plt_shared.cc: New test.
2627 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2628 (check_PROGRAMS): Add weak_plt.
2629 (check_DATA): Add weak_plt_shared.so.
2630 (weak_plt_main_pic.o, weak_plt): New targets.
2631 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2632 * testsuite/Makefile.in: Rebuild.
2634 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2636 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2637 * testsuite/Makefile.in: Rebuild.
2639 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2641 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2642 * Makefile.in: Regenerate.
2643 * po/POTFILES.in: Regenerate.
2645 2008-07-29 Ian Lance Taylor <iant@google.com>
2647 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2648 symbols before other symbols.
2649 * testsuite/script_test_2.cc (test_addr): Declare.
2650 (test_addr_alias): Declare.
2651 (main): Check that test_addr and test_addr_alias have the right
2653 * testsuite/script_test_2.t: Define test_addr_alias and
2656 2008-07-24 Ian Lance Taylor <iant@google.com>
2659 * descriptors.cc: New file.
2660 * descriptors.h: New file.
2661 * gold-threads.h (class Hold_optional_lock): New class.
2662 * fileread.cc: Include "descriptors.h".
2663 (File_read::~File_read): Release descriptor rather than closing
2665 (File_read::open) [file]: Call open_descriptor rather than open.
2666 Set is_descriptor_opened_.
2667 (File_read::open) [memory]: Assert that descriptor is not open.
2668 (File_read::reopen_descriptor): New function.
2669 (File_read::release): Release descriptor.
2670 (File_read::do_read): Make non-const. Reopen descriptor.
2671 (File_read::read): Make non-const.
2672 (File_read::make_view): Reopen descriptor.
2673 (File_read::do_readv): Likewise.
2674 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2675 Update declarations.
2676 * layout.cc: Include "descriptors.h".
2677 (Layout::create_build_id): Use open_descriptor rather than open.
2678 * output.cc: Include "descriptors.h".
2679 (Output_file::open): Use open_descriptor rather than open.
2680 * archive.cc (Archive::const_iterator): Change Archive to be
2682 (Archive::begin, Archive::end): Make non-const.
2683 (Archive::count_members): Likewise.
2684 * archive.h (class Archive): Update declarations.
2685 * object.h (Object::read): Make non-const.
2686 * Makefile.am (CCFILES): Add descriptors.cc.
2687 (HFILES): Add descriptors.h.
2688 * Makefile.in: Rebuild.
2691 * gold.h: Always include <clocale>. Add Solaris workarounds
2692 following code in binutils/sysdep.h.
2695 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2696 this->eh_frame_hdr_ is NULL before using it.
2698 * dynobj.cc (Versions::Versions): Update comment.
2700 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2701 the base version name.
2703 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2704 array size plus one.
2705 (Stringpool_template::set_string_offsets): Subtract one from key
2706 before using it as an array index.
2707 (Stringpool_template::get_offset_with_length): Likewise.
2708 (Stringpool_template::write_to_buffer): Likewise.
2709 * stringpool.h (Stringpool_template::get_offset_from_key):
2712 2008-07-23 Ian Lance Taylor <iant@google.com>
2715 * object.h (Merged_symbol_value::value): Do our best to handle a
2719 * script.cc (Version_script_info::get_versions): Don't add empty
2720 version tag to return value.
2721 (Version_script_info::get_symbol_version_helper): Change return
2722 type to bool. Add pversion parameter. Change all callers.
2723 (script_register_vers_node): Don't require a non-NULL tag.
2724 * script.h (class Version_script_info): Update declarations.
2725 (Version_script_info::get_symbol_version): Change return type to
2726 bool. Add version parameter. Change all callers.
2727 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2728 handling. Handle an empty version from a version script.
2729 (Symbol_table::define_special_symbol): Likewise.
2730 * testsuite/ver_test_10.script: New file.
2731 * testsuite/ver_test_10.sh: New file.
2732 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2733 (check_DATA): Add ver_test_10.syms.
2734 (ver_test_10.syms, ver_test_10.so): New target.
2735 * testsuite/Makefile.in: Rebuild.
2737 2008-07-23 Simon Baldwin <simonb@google.com>
2739 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2740 to zero for undefined symbols from dynamic libraries.
2742 2008-07-23 Ian Lance Taylor <iant@google.com>
2744 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2746 * symtab.h (class Symbol_table): Update declaration.
2747 * testsuite/ver_test_9.cc: New file.
2748 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2749 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2750 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2751 (ver_test_9.so, ver_test_9.o): New targets.
2752 * testsuite/Makefile.in: Rebuild.
2754 2008-07-22 Ian Lance Taylor <iant@google.com>
2756 * options.h (class General_options): Define --check-sections.
2757 * layout.cc (Layout::set_segment_offsets): Handle
2760 * options.h (class General_options): Define -n/--nmagic and
2762 * options.cc (General_options::finalize): For -n/--nmagic or
2763 -N/--omagic, set -static.
2764 * layout.cc (Layout::attach_allocated_section_to_segment): If
2765 -N/--omagic, don't put read-only and read-write sections in
2767 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2768 finding a read-only segment.
2769 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2770 don't set the minimum segment alignment to the common page size,
2771 and don't set the file offset to the address modulo the page size.
2772 * script-sections.cc (Script_sections::create_segments): If
2773 -n/--omagic, don't put read-only and read-write sections in
2776 * cref.cc: New file.
2778 * options.h (class General_options): Add --print-symbol-counts.
2779 * main.cc (main): Issue defined symbol report if requested.
2780 * archive.cc (Archive::interpret_header): Make into a const member
2782 (Archive::add_symbols): Call Input_objects::archive_start and
2784 (Archive::const_iterator): Define new class.
2785 (Archive::begin, Archive::end): New functions.
2786 (Archive::include_all_members): Rewrite to use iterator.
2787 (Archive::count_members): New function.
2788 * archive.h (class Archive): Update declarations.
2789 (Archive::filename): New function.
2790 * object.cc: Include "cref.h".
2791 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2792 (Sized_relobj::do_get_global_symbol_counts): New function.
2793 (Input_objects::add_object): Add object to cross-referencer.
2794 (Input_objects::archive_start): New function.
2795 (Input_objects::archive_stop): New function.
2796 (Input_objects::print_symbol_counts): New function.
2797 * object.h: Declare Cref and Archive.
2798 (Object::get_global_symbol_counts): New function.
2799 (Object::do_get_global_symbol_counts): New pure virtual function.
2800 (class Sized_relobj): Add defined_count_ field. Update
2802 (class Input_objects): Add cref_ field. Update constructor.
2803 Update declarations.
2804 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2806 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2808 (Sized_dynobj::do_get_global_symbol_counts): New function.
2809 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2810 defined_count_. Update declarations. Define Symbols typedef.
2811 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2812 parameter. Change all callers.
2813 (Symbol_table::add_from_dynobj): Add sympointers and defined
2814 parameters. Change all callers.
2815 * symtab.h (class Symbol_table): Update declarations.
2816 * Makefile.am (CCFILES): Add cref.cc.
2817 (HFILES): Add cref.h.
2818 * Makefile.in: Rebuild.
2820 2008-07-22 Simon Baldwin <simonb@google.com>
2822 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2823 to zero when writing undefined symbols.
2825 2008-07-22 Ian Lance Taylor <iant@google.com>
2827 * output.cc (Output_section::add_input_section): Don't try to
2828 merge empty merge sections.
2830 2008-07-21 Craig Silverstein <csilvers@google.com>
2832 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2833 Include symbol version in error message.
2835 2008-07-20 Chris Demetriou <cgd@google.com>
2837 * configure.ac (gold_cv_c_random_seed): New configured variable.
2838 (RANDOM_SEED_CFLAGS): New substituted variable.
2839 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2840 * configure: Rebuild.
2841 * Makefile.in: Likewise.
2842 * testsuite/Makefile.in: Likewise.
2844 2008-07-18 Ian Lance Taylor <iant@google.com>
2846 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2847 where we see NAME/NULL and NAME/VERSION as separate symbols.
2848 * testsuite/ver_test_main.cc (main): Call t4.
2849 (t4, t4_2a): Define.
2850 * testsuite/ver_test_2.cc (t4_2): Define.
2851 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2852 * testsuite/ver_test_4.cc (t4_2a): Define.
2853 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2854 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2856 2008-07-17 Ian Lance Taylor <iant@google.com>
2858 * dynobj.cc (Versions::add_def): If we give an error about a
2859 missing version, go ahead and create the version anyhow.
2861 2008-07-10 Ian Lance Taylor <iant@google.com>
2863 Handle output sections with more than 0x7fffffff bytes.
2864 * object.h (class Relobj): Change map_to_output_ to
2865 output_sections_, and just keep a section pointer. Change all
2866 uses. Move comdat group support to Sized_relobj.
2867 (Relobj::is_section_specially_mapped): Remove.
2868 (Relobj::output_section): Remove poff parameter. Change all
2870 (Relobj::output_section_offset): New function.
2871 (Relobj::set_section_offset): Rewrite.
2872 (Relobj::map_to_output): Remove.
2873 (Relobj::output_sections): New function.
2874 (Relobj::do_output_section_offset): New pure virtual function.
2875 (Relobj::do_set_section_offset): Likewise.
2876 (class Sized_relobj): Add section_offsets_ field. Add comdat
2877 group support from Relobj. Update declarations.
2878 (Sized_relobj::get_output_section_offset): New function.
2879 (Sized_relobj::do_output_section_offset): New function.
2880 (Sized_relobj::do_set_section_offset): New function.
2881 * object.cc (Relobj::output_section_address): Remove.
2882 (Sized_relobj::Sized_relobj): Initialize new fields.
2883 (Sized_relobj::include_section_group): Cast find_kept_object to
2885 (Sized_relobj::include_linkonce_section): Likewise.
2886 (Sized_relobj::do_layout): Use separate arrays for output section
2888 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2890 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2891 output_sections and section_offsets.
2892 (Sized_relobj::write_local_symbols): Likewise.
2893 (map_to_kept_section): Compute output address directly.
2894 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2895 output_sections and section_offsets.
2896 (Sized_relobj::write_sections): Likewise.
2897 (Sized_relobj::relocate_sections): Likewise.
2898 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2899 * output.h (class Output_reloc): Update declarations. Change
2900 u2_.relobj to Sized_relobj*.
2901 (class Output_data_reloc): Change add functions to use
2903 * output.cc (Output_reloc::Output_reloc): Change relobj to
2905 (Output_reloc::local_section_offset): Change return type to
2906 Elf_Addr. Use get_output_section_offset.
2907 (Output_reloc::get_address): Likewise.
2908 (Output_section::is_input_address_mapped): Don't call
2909 is_section_specially_mapped.
2910 (Output_section::output_offset): Likewise.
2911 (Output_section::output_address): Likewise.
2912 (Output_section::starting_output_address): Likewise.
2913 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2914 parameter to Sized_relobj*.
2915 (Copy_relocs::need_copy_reloc): Likewise.
2916 (Copy_relocs::save): Likewise.
2917 * copy-relocs.h (class Copy_relocs): Update declarations.
2918 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2919 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2920 * target-reloc.h (relocate_for_relocatable): Change
2921 offset_in_output_section type to Elf_Addr. Change code that uses
2923 * layout.cc (Layout::layout): Always set *off.
2924 * mapfile.cc (Mapfile::print_input_section): Use
2925 output_section_offset.
2926 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2928 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2929 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2930 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2932 2008-07-03 Ian Lance Taylor <iant@google.com>
2934 * layout.cc (Layout::include_section): Do not discard unrecognized
2935 SHT_STRTAB sections.
2937 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2939 * script.cc (Lex::can_continue_name): Make '?' allowable in
2940 version-script names.
2941 * testsuite/version_script.map: Change glob pattern to use '?'
2943 2008-06-30 Manish Singh <yosh@gimp.org>
2946 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2949 2008-06-30 Ian Lance Taylor <iant@google.com>
2953 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2954 versions]: Don't try to read the value in the contents, since we
2955 don't use it. Use the template endianness when writing.
2957 2008-06-25 Cary Coutant <ccoutant@google.com>
2959 * fileread.cc (File_read::make_view): Assert on zero-length view.
2960 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2961 symbol table when there are no symbols to read.
2963 2008-06-23 Craig Silverstein <csilvers@google.com>
2965 * version.cc (version_string): Bump to 1.7
2967 2008-06-18 Craig Silverstein <csilvers@google.com>
2969 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2970 constant 0xFFFF to type Valtype.
2971 (Powerpc_relocate_functions::rel16_ha): Likewise.
2973 2008-06-17 Ian Lance Taylor <iant@google.com>
2975 * output.h (Output_section::Input_section): Initialize p2align_ to
2976 zero for Output_section_data constructors.
2977 (Output_section::Input_section::addralign): If not an input
2978 section, return the alignment of the Output_section_data.
2979 * testsuite/copy_test.cc: New file.
2980 * testsuite/copy_test_1.cc: New file.
2981 * testsuite/copy_test_2.cc: New file.
2982 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2983 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2984 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2985 (copy_test_1_pic.o, copy_test_1.so): New targets.
2986 (copy_test_2_pic.o, copy_test_2.so): New targets.
2987 * testsuite/Makefile.in: Rebuild.
2989 * script-sections.cc (Script_sections::place_orphan): Initialize
2990 local variable exact.
2992 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2994 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2996 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2997 David S. Miller <davem@davemloft.net>
2999 * powerpc.cc: New file.
3000 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3001 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3002 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3003 * Makefile.in: Rebuild.
3005 2008-06-09 Ian Lance Taylor <iant@google.com>
3007 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3009 (throwing, orig_terminate): New static variables.
3010 (terminate_handler): New static function.
3011 (t2): Set terminate handler.
3013 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3016 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3019 2008-05-30 Cary Coutant <ccoutant@google.com>
3021 * archive.cc (Archive::include_all_members) Correct to step
3022 over symbol table and extended name table in thin archives.
3024 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3027 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3030 2008-05-28 Caleb Howe <cshowe@google.com>
3032 * reduced_debug_output.cc: New file.
3033 * reduced_debug_output.h: New file.
3034 * options.h (class General_options): Add --strip-debug-non-line.
3035 * options.cc (General_options::finalize): Add strip_debug_non_line
3036 to the strip heirarchy.
3037 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3039 * layout.cc: Include "reduced_debug_output.h".
3040 (Layout::Layout): Initialize new fields.
3041 (line_only_debug_sections): New static array.
3042 (is_lines_only_debug_sections): New static inline function.
3043 (Layout::include_section): Handle --strip-debug-non-line.
3044 (Layout::make_output_section): If --strip-debug-non-line, build
3045 new output sections for .debug_abbrev and .debug_info.
3046 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3047 gold. Warn about possible overflow.
3048 (read_signed_LEB_128): Likewise.
3049 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3050 (read_signed_LEB_128): Declare.
3051 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3052 (HFILES): Add reduced_debug_output.h.
3053 * Makefile.in: Rebuild.
3055 2008-05-21 Ian Lance Taylor <iant@google.com>
3057 * mapfile.cc: New file.
3058 * mapfile.h: New file.
3059 * options.h (class General_options): Add -M/--print-map and -Map.
3060 * options.cc (General_options::finalize): Make -M equivalent to
3062 * main.cc: Include <cstdio> and "mapfile.h".
3063 (main): Open mapfile if requested.
3064 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3065 constructor. Change caller.
3066 (queue_initial_tasks): Add mapfile parameter. Change caller.
3067 (queue_middle_tasks): Likewise.
3068 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3070 * archive.cc: Include "mapfile.h".
3071 (Archive::add_symbols): Add mapfile parameter. Change all
3072 callers. Pass mapfile, symbol, and reason to include_member.
3073 (Archive::include_all_members): Add mapfile parameter. Change all
3075 (Archive::include_member): Add mapfile, sym, and why parameters.
3076 Change all callers. Report inclusion to map file.
3077 * archive.h: Include "fileread.h".
3078 (class Archive): Update declarations.
3079 (Archive::file): New const method.
3080 (class Add_archive_symbols): Add mapfile_ field. Update
3081 constructor. Change all callers.
3082 * readsyms.h (class Read_symbols): Likewise.
3083 (class Finish_group): Likewise.
3084 (class Read_script): Likewise.
3085 * common.cc: Include "mapfile.h".
3086 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3088 (Symbol_table::do_allocate_commons): Likewise.
3089 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3090 symbol allocation to mapfile.
3091 * common.h (class Allocate_commons_task): Add mapfile_ field.
3092 Update constructor. Change all callers.
3093 * symtab.h (class Symbol_table): Update declarations.
3094 * layout.cc: Include "mapfile.h".
3095 (Layout_task_runner::run): Print information to mapfile.
3096 (Layout::create_gold_note): Change Output_data_fixed_space to
3097 Output_data_zero_fill.
3098 (Layout::create_build_id): Likewise.
3099 (Layout::print_to_mapfile): New function.
3100 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3101 constructor. Change caller.
3102 (class Layout): Declare print_to_mapfile.
3103 * output.cc (Output_section::Input_section::print_to_mapfile): New
3105 (Output_section::add_input_section): If producing a map, always
3106 add to input_sections_ list.
3107 (Output_section::do_print_to_mapfile): New function.
3108 (Output_segment::print_sections_to_mapfile): New function.
3109 (Output_segment::print_section_list_to_mapfile): New function.
3110 * output.h: Include "mapfile.h".
3111 (Output_data::print_to_mapfile): New function.
3112 (Output_data::do_print_to_mapfile): New virtual function.
3113 (Output_segment_headers::do_print_to_mapfile): New function.
3114 (Output_file_header::do_print_to_mapfile): New function.
3115 (Output_data_const::do_print_to_mapfile): New function.
3116 (class Output_data_const_buffer): Add map_name_ field. Update
3117 constructor. Change all callers. Add do_print_to_mapfile
3119 (class Output_data_fixed_space): Likewise.
3120 (class Output_data_space): Likewise.
3121 (class Output_data_zero_fill): New class.
3122 (Output_data_strtab::do_print_to_mapfile): New function.
3123 (Output_data_reloc_base::do_print_to_mapfile): New function.
3124 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3125 (Output_data_group::do_print_to_mapfile): New function.
3126 (Output_data_got::do_print_to_mapfile): New function.
3127 (Output_data_dynamic::do_print_to_mapfile): New function.
3128 (Output_symtab_xindex::do_print_to_mapfile): New function.
3129 (class Output_section): Declare do_print_to_mapflie. Declare
3130 print_to_mapfile in Input_section.
3131 (class Output_segment): Declare new functions.
3132 * object.h (Sized_relobj::symbol_count): New function.
3133 * script-sections.cc
3134 (Output_section_element_dot_assignment::set_section_addresses):
3135 Change Output_data_fixed_space to Output_data_zero_fill.
3136 (Output_data_expression::do_print_to_mapfile): New function.
3137 * script.cc (read_input_script): Add mapfile parameter. Change
3139 * script.h (read_input_script): Update declaration.
3140 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3141 (Eh_frame::do_print_to_mapfile): New function.
3142 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3143 (Output_merge_string::do_print_to_mapfile): New function.
3144 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3146 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3148 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3150 * Makefile.am (CCFILES): Add mapfile.cc.
3151 (HFILES): Add mapfile.h.
3152 * Makefile.in: Rebuild.
3154 2008-05-19 Ian Lance Taylor <iant@google.com>
3156 * options.h (class General_options): Add -z relro.
3157 * layout.cc (Layout::Layout): Initialize relro_segment_.
3158 (Layout::add_output_section_data): Return the output section.
3159 (Layout::make_output_section): Rcognize relro sections and mark
3161 (Layout::attach_allocated_section_to_segment): Put relro sections
3162 in a PT_GNU_RELRO segment.
3163 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3165 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3167 (Layout::linkonce_mapping): Map d.rel.ro.local to
3169 (Layout::output_section_name): Us .data.rel.ro.local for any
3170 section which begins with that.
3171 * layout.h (class Layout): Update add_output_section_data
3172 declaration. Add relro_segment_ field.
3173 * output.cc (Output_section::Output_section): Initialize is_relro_
3174 and is_relro_local_ fields.
3175 (Output_segment::add_output_section): Group relro sections.
3176 (Output_segment::is_first_section_relro): New function.
3177 (Output_segment::maximum_alignment): If there is a relro section,
3178 align the segment to the common page size.
3179 (Output_segment::set_section_addresses): Track whether we are
3180 looking at relro sections. If the last section is a relro
3181 section, align to the common page size.
3182 (Output_segment::set_section_list_addresses): Add in_relro
3183 parameter. Change all callers. Align to the page size when
3184 moving from relro to non-relro section.
3185 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3187 * output.h (class Output_section): Add is_relro_ and
3188 is_relro_local_ fields.
3189 (Output_section::is_relro): New function.
3190 (Output_section::set_is_relro): New function.
3191 (Output_section::is_relro_local): New function.
3192 (Output_section::set_is_relro_local): New function.
3193 (class Output_segment): Update declarations.
3194 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3195 * sparc.cc (Target_sparc::got_section): Likewise.
3196 * x86_64.cc (Target_x86_64::got_section): Likewise.
3197 * testsuite/relro_test_main.cc: New file.
3198 * testsuite/relro_test.cc: New file.
3199 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3200 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3201 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3202 (relro_test.so, relro_test_pic.o): New targets.
3203 * testsuite/Makefile.in: Rebuild.
3205 2008-05-16 Ian Lance Taylor <iant@google.com>
3207 * output.cc (Output_segment::add_output_section): Remove front
3209 * output.h (class Output_segment): Remove
3210 add_initial_output_section and overloaded add_output_section.
3211 Update declaration of remaining add_output_section.
3212 * layout.cc (Layout::create_interp): Call add_output_section
3213 rather than add_initial_output_section.
3214 (Layout::finish_dynamic_section): Likewise.
3216 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3217 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3218 know the dynamic type.
3219 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3220 field. Initialize it in constructor.
3221 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3222 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3223 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3226 * output.cc (Output_reloc::get_address): Change return type to
3228 * output.h (class Output_reloc): Update get_address declaration.
3229 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3230 for section addresses.
3232 2008-05-09 Ian Lance Taylor <iant@google.com>
3235 * gold.cc (gold_nomem): Use return value of write.
3237 2008-05-08 Ian Lance Taylor <iant@google.com>
3239 * symtab.c (Symbol::init_base_output_data): Add version
3240 parameter. Change all callers.
3241 (Symbol::init_base_output_segment): Likewise.
3242 (Symbol::init_base_constant): Likewise.
3243 (Symbol::init_base_undefined): Likewise.
3244 (Sized_symbol::init_output_data): Likewise.
3245 (Sized_symbol::init_output_segment): Likewise.
3246 (Sized_symbol::init_constant): Likewise.
3247 (Sized_symbol::init_undefined): Likewise.
3248 (Symbol_table::do_define_in_output_data): If the new symbol has a
3249 version, mark it as the default.
3250 (Symbol_table::do_define_in_output_segment): Likewise.
3251 (Symbol_table::do_define_as_constant): Likewise.
3252 * symtab.h (class Symbol): Update declarations.
3253 (class Sized_symbol): Likewise.
3254 * resolve.cc (Symbol::override_version): New function.
3255 (Symbol::override_base): Call override_version.
3256 (Symbol::override_base_with_special): Likewise.
3257 * testsuite/ver_script_8.script: New file.
3258 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3259 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3260 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3261 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3263 2008-05-06 Ian Lance Taylor <iant@google.com>
3266 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3268 (class General_options): Remove existing --undefined, and add
3269 --no-undefined instead. Add new --undefined as synonym for -u.
3270 * archive.cc (Archive::add_symbols): Check whether symbol was
3272 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3273 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3274 all uses. Add IS_UNDEFINED. Update declarations to split
3275 different versions of init_base. Declare init_base_undefined.
3276 (Symbol::is_defined): Handle IS_UNDEFINED.
3277 (Symbol::is_undefined): Likewise.
3278 (Symbol::is_weak_undefined): Call is_undefined.
3279 (Symbol::is_absolute): Handle IS_CONSTANT.
3280 (class Sized_symbol): Update declarations to split different
3281 versions of init. Declare init_undefined.
3282 (class Symbol_table): Declare new functions.
3283 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3285 (Symbol::init_base_output_data): Likewise.
3286 (Symbol::init_base_output_segment): Likewise.
3287 (Symbol::init_base_constant): Likewise.
3288 (Symbol::init_base_undefined): New function.
3289 (Sized_symbol::init_object): Rename from init. Change all
3291 (Sized_symbol::init_output_data): Likewise.
3292 (Sized_symbol::init_output_segment): Likewise.
3293 (Sized_symbol::init_constant): Likewise.
3294 (Sized_symbol::init_undefined): New function.
3295 (Symbol_table::add_undefined_symbols_from_command_line): New
3297 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3299 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3300 (Symbol::output_section): Likewise.
3301 (Symbol::set_output_section): Likewise.
3302 (Symbol_table::sized_finalize_symbol): Likewise.
3303 (Symbol_table::sized_write_globals): Likewise.
3304 * resolve.cc (Symbol_table::should_override): Likewise.
3305 (Symbol::override_base_with_special): Likewise.
3307 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3308 symbol, change it to have default visibility.
3309 * testsuite/protected_1.cc: New file.
3310 * testsuite/protected_2.cc: New file.
3311 * testsuite/protected_3.cc: New file.
3312 * testsuite/protected_main_1.cc: New file.
3313 * testsuite/protected_main_2.cc: New file.
3314 * testsuite/protected_main_3.cc: New file.
3315 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3316 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3317 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3318 (protected_1.so): New target.
3319 (protected_1_pic.o, protected_2_pic.o): New targets.
3320 (protected_3_pic.o): New target.
3321 (check_PROGRAMS): Add protected_2.
3322 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3323 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3324 * testsuite/Makefile.in: Rebuild.
3326 * options.h (DEFINE_var): Add set_user_set_##varname__.
3327 (DEFINE_bool_alias): New macro.
3328 (class General_options): Define -Bstatic using DEFINE_bool_alias
3329 rather than DEFINE_special. Add --undefined as an alias for -z
3331 * options.cc (General_options::parse_Bstatic): Remove.
3333 * options.h (class General_options): Add --fatal-warnings.
3334 * main.cc (main): Implement --fatal-warnings.
3335 * errors.h (Errors::warning_count): New function.
3337 * options.h (class General_options): Add -Bsymbolic-functions.
3338 * symtab.h (Symbol::is_preemptible): Check for
3339 -Bsymbolic-functions.
3341 2008-05-05 Ian Lance Taylor <iant@google.com>
3343 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3344 as noVARNAME rather than no-VARNAME.
3345 (class General_options): Add option -z combreloc.
3346 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3348 (Output_reloc::sort_before) [SHT_REL]: New function.
3349 (Output_reloc::sort_before) [SHT_RELA]: New function.
3350 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3351 Sort_relocs_comparison.
3352 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3353 parameter. Change all callers.
3354 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3355 sort_relocs parameter. Change all callers.
3356 * output.cc (Output_reloc::get_address): New function, broken out
3358 (Output_reloc::write_rel): Call it.
3359 (Output_reloc::compare): New function.
3360 (Output_data_reloc_base::do_write): Optionally sort relocs.
3362 * configure.ac: If targ_extra_obj is set, link it in.
3363 * configure.tgt: Initialize all variables.
3364 (x86_64*): Set targ_extra_obj and targ_extra_size.
3365 * configure: Rebuild.
3367 * object.cc (Sized_relobj::include_section_group): Adjust section
3368 indexes read from group data. Build vector to pass to
3370 * layout.cc (Layout::layout_group): Add flags and shndxes
3371 parameters. Remove contents parameter. Change caller. Update
3372 explicit instantiations.
3373 * layout.h (class Layout): Update layout_group declaration.
3374 * output.cc (Output_data_group::Output_data_group): Add flags and
3375 input_shndxes parameters. Remove contents parameter. Change
3377 (Output_data_group::do_write): Change input_sections_ to
3379 * output.h (class Output_data_group): Update constructor
3380 declaration. Rename input_sections_ to input_shndxes_.
3381 * testsuite/many_sections_test.cc: Add template.
3383 2008-04-30 Cary Coutant <ccoutant@google.com>
3385 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3387 * layout.cc (Layout::include_section): Refactored check for debug
3389 (Layout::add_comdat): Add new parameters. Change type
3390 of signature parameter. Add object and shndx to signatures table.
3391 (Layout::find_kept_object): New function.
3392 * layout.h: Include <cstring>.
3393 (Layout::is_debug_info_section): New function.
3394 (Layout::add_comdat): Add new parameters.
3395 (Layout::find_kept_object): New function.
3396 (Layout::Kept_section): New struct.
3397 (Layout::Signatures): Change type of map range.
3398 * object.cc (Relobj::output_section_address): New function.
3399 (Sized_relobj::include_section_group): Add new parameters. Change
3400 calls to Layout::add_comdat. Change to build table of kept comdat
3401 groups and table mapping discarded sections to kept sections.
3402 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3403 (Sized_relobj::do_layout): Change calls to include_section_group and
3404 include_linkonce_section.
3405 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3406 value to zero when section is discarded.
3407 (Sized_relobj::map_to_kept_section): New function.
3408 * object.h (Relobj::output_section_address): New function.
3409 (Relobj::Comdat_group): New type.
3410 (Relobj::find_comdat_group): New function.
3411 (Relobj::Comdat_group_table): New type.
3412 (Relobj::Kept_comdat_section): New type.
3413 (Relobj::Kept_comdat_section_table): New type.
3414 (Relobj::add_comdat_group): New function.
3415 (Relobj::set_kept_comdat_section): New function.
3416 (Relobj::get_kept_comdat_section): New function.
3417 (Relobj::comdat_groups_): New field.
3418 (Relobj::kept_comdat_sections_): New field.
3419 (Symbol_value::input_value): Update comment.
3420 (Sized_relobj::map_to_kept_section) New function.
3421 (Sized_relobj::include_linkonce_section): Add new parameter.
3422 * target-reloc.h (Comdat_behavior): New type.
3423 (get_comdat_behavior): New function.
3424 (relocate_section): Add code to map a discarded section to the
3425 corresponding kept section when applying a relocation.
3427 2008-04-30 Craig Silverstein <csilvers@google.com>
3429 * dwarf_reader.cc (next_generation_count): New static var.
3430 (Addr2line_cache_entry): New struct.
3431 (addr2line_cache): New static var.
3432 (Dwarf_line_info::one_addr2line): Added caching.
3433 (Dwarf_line_info::clear_addr2line_cache): New function.
3434 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3435 cache-size parameter.
3436 (Dwarf_line_info::one_addr2line_cache): New function.
3437 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3438 new cache-size argument to one_addr2line(), and clear cache.
3440 2008-04-28 Cary Coutant <ccoutant@google.com>
3442 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3443 R_386_PC8 relocations.
3445 2008-04-23 Ian Lance Taylor <iant@google.com>
3447 * object.cc (Sized_relobj::include_section_group): Check for
3448 invalid section group.
3450 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3453 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3454 than read for file header.
3455 * archive.cc (Archive::include_member): Likewise.
3457 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3459 * aclocal.m4: Regenerate.
3460 * configure: Regenerate.
3462 2008-04-19 Ian Lance Taylor <iant@google.com>
3464 * version.cc (version_string): Bump to 1.6.
3466 * testsuite/Makefile.am (many_sections_r_test): New target.
3467 (many_sections_r_test_SOURCES): Remove.
3468 (many_sections_r_test_DEPENDENCIES): Remove.
3469 (many_sections_r_test_LDFLAGS): Remove.
3470 (many_sections_r_test_LDADD): Remove.
3472 * object.cc (Sized_relobj::do_add_symbols): Always pass
3473 local_symbol_count_ to add_from_relobj.
3475 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3476 every thousand variables.
3477 * testsuite/Makefile.in: Rebuild.
3479 * object.cc (Xindex::initialize_symtab_xindex): New function.
3480 (Xindex::read_symtab_xindex): New function.
3481 (Xindex::sym_xindex_to_shndx): New function.
3482 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3484 (Sized_relobj::do_initialize_xindex): New function.
3485 (Sized_relobj::do_read_symbols): Adjust section links.
3486 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3487 parameter. Change all callers.
3488 (Sized_relobj::include_section_group): Adjust section links and
3489 symbol section indexes.
3490 (Sized_relobj::do_layout): Adjust section links.
3491 (Sized_relobj::do_count_local_symbols): Adjust section links and
3492 symbol section indexes.
3493 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3494 ordinary and special symbols.
3495 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3496 dynsym_xindex parameters. Change all callers. Adjust section
3497 links. Use SHN_XINDEX when needed.
3498 (Sized_relobj::get_symbol_location_info): Adjust section links.
3499 Don't get fooled by special symbols.
3500 * object.h (class Xindex): Define.
3501 (class Object): Add xindex_ parameter. Declare virtual functoin
3502 do_initialize_xindex.
3503 (Object::adjust_sym_shndx): New function.
3504 (Object::set_xindex): New protected function.
3505 (class Symbol_value): Add is_ordinary_shndx_ field.
3506 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3507 (Symbol_value::value): Assert ordinary section.
3508 (Symbol_value::initialize_input_to_output_map): Likewise.
3509 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3511 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3513 (class Sized_relobj): Update declarations.
3514 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3515 parameter. Change all callers.
3516 (Sized_relobj::adjust_shndx): New function.
3517 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3519 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3520 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3521 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3522 (Sized_dynobj::read_dynsym_section): Adjust section links.
3523 (Sized_dynobj::read_dynamic): Likewise.
3524 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3526 (Sized_dynobj::do_initialize_xindex): New function.
3527 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3528 do_initialize_xindex.
3529 (Sized_dynobj::adjust_shndx): New function.
3530 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3531 dynsym_xindex_ fields.
3532 (Layout::finalize): Add a call to set_section_indexes before
3533 creating the symtab sections.
3534 (Layout::set_section_indexes): Don't do anything if the section
3535 already has a section index.
3536 (Layout::create_symtab_sections): Add shnum parameter. Change
3537 caller. Create .symtab_shndx section if needed.
3538 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3540 (Layout::allocated_output_section_count): New function.
3541 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3543 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3544 fields. Update declarations.
3545 (Layout::symtab_xindex): New function.
3546 (Layout::dynsym_xindex): New function.
3547 (class Write_symbols_task): Add layout_ field.
3548 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3550 * output.cc (Output_section_headers::Output_section_headers): Add
3551 shstrtab_section parameter. Change all callers.
3552 (Output_section_headers::do_sized_write): Store overflow values
3553 for section count and section string table section index in
3554 section header zero.
3555 (Output_file_header::do_sized_write): Check for overflow of
3556 section count and section string table section index.
3557 (Output_symtab_xindex::do_write): New function.
3558 (Output_symtab_xindex::endian_do_write): New function.
3559 * output.h (class Output_section_headers): Add shstrtab_section_.
3560 Update declarations.
3561 (class Output_symtab_xindex): Define.
3562 (Output_section::has_out_shndx): New function.
3563 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3565 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3567 (Sized_symbol::init): Likewise.
3568 (Symbol::output_section): Check for ordinary symbol.
3569 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3570 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3572 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3573 Change all callers. Simplify handling of symbols from sections
3574 not included in the link.
3575 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3577 (Weak_alias_sorter::operator()): Assert that symbols are
3579 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3581 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3582 parameters. Change all callers.
3583 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3584 symbol distinction. Use SHN_XINDEX when needed.
3585 (Symbol_table::write_section_symbol): Add symtab_xindex
3586 parameter. Change all callers.
3587 (Symbol_table::sized_write_section_symbol): Likewise. Use
3588 SHN_XINDEX when needed.
3589 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3591 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3592 (Symbol::is_defined): Check is_ordinary.
3593 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3594 (Symbol::is_absolute, Symbol::is_common): Likewise.
3595 (class Sized_symbol): Update declarations.
3596 (class Symbol_table): Update declarations.
3597 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3598 parameters. Change all callers.
3599 (Sized_symbol::override): Likewise.
3600 (Symbol_table::override): Likewise.
3601 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3602 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3603 is_ordinary, and orig_st_shndx parameters. Change all callers.
3604 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3605 to be in an ordinary section.
3606 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3607 object and is_ordinary parameters. Change all callers.
3608 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3609 Change all callers. Don't add undefined or non-ordinary symbols
3611 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3613 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3615 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3616 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3617 (Sized_relobj::relocate_sections): Likewise.
3618 * target-reloc.h (scan_relocs): Adjust section symbol index.
3619 (scan_relocatable_relocs): Likewise.
3620 * i386.cc (Scan::local): Check for ordinary symbols.
3621 * sparc.cc (Scan::local): Likewise.
3622 * x86_64.cc (Scan::local): Likewise.
3623 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3624 to symbol_section_and_value.
3625 * testsuite/many_sections_test.cc: New file.
3626 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3627 (check_PROGRAMS): Add many_sections_test.
3628 (many_sections_test_SOURCES): Define.
3629 (many_sections_test_DEPENDENCIES): Define.
3630 (many_sections_test_LDFLAGS): Define.
3631 (BUILT_SOURCES): Add many_sections_define.h.
3632 (many_sections_define.h): New target.
3633 (BUILT_SOURCES): Add many_sections_check.h.
3634 (many_sections_check.h): New target.
3635 (check_PROGRAMS): Add many_sections_r_test.
3636 (many_sections_r_test_SOURCES): Define.
3637 (many_sections_r_test_DEPENDENCIES): Define.
3638 (many_sections_r_test_LDFLAGS): Define.
3639 (many_sections_r_test_LDADD): Define.
3640 (many_sections_r_test.o): New target.
3641 * testsuite/Makefile.in: Rebuild.
3643 2008-04-17 Cary Coutant <ccoutant@google.com>
3645 * errors.cc (Errors::info): New function.
3646 (gold_info): New function.
3647 * errors.h (Errors::info): New function.
3648 * gold.h (gold_info): New function.
3649 * object.cc (Input_objects::add_object): Print trace output.
3650 * options.cc (options::parse_set): New function.
3651 (General_options::parse_wrap): Deleted.
3652 (General_options::General_options): Deleted initializer.
3653 * options.h (options::String_set): New typedef.
3654 (options::parse_set): New function.
3655 (DEFINE_set): New macro.
3656 (General_options::wrap): Changed to use DEFINE_set. Changed
3657 callers of any_wrap_symbols and is_wrap_symbol.
3658 (General_options::trace, General_options::trace_symbol):
3660 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3661 (General_options::wrap_symbols_): Deleted.
3662 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3664 2008-04-17 David S. Miller <davem@davemloft.net>
3666 * options.cc (General_options::parse_V): New function.
3667 * options.h: Add entries for -V and -Qy.
3669 2008-04-17 Ian Lance Taylor <iant@google.com>
3671 * common.cc (Symbol_table::allocate_commons): Remove options
3672 parameter. Change caller.
3673 (Symbol_table::do_allocate_commons): Remove options parameter.
3674 Change caller. Just call do_allocate_commons_list twice.
3675 (Symbol_table::do_allocate_commons_list): New function, broken out
3676 of do_allocate_commons.
3677 * common.h (class Allocate_commons_task): Remove options_ field.
3679 * symtab.cc (Symbol_table::Symbol_table): Initialize
3681 (Symbol_table::add_from_object): Put TLS common symbols on
3683 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3684 which are IN_OUTPUT_DATA.
3685 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3686 allocate_commons and do_allocate_commons declarations. Declare
3687 do_allocate_commons_list.
3688 * gold.cc (queue_middle_tasks): Update creation of
3689 Allocate_commons_task to not pass options.
3690 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3691 (TLS_TEST_C_FLAGS): New variable.
3692 (tls_test_c_pic.o): New target.
3693 (tls_test_shared.so): Link in tls_test_c_pic.o.
3694 (tls_test_c_pic_ie.o): New target.
3695 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3696 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3697 (tls_test_c.o): New target.
3698 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3699 (tls_pic_test_LDADD): Likewise.
3700 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3701 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3702 (tls_test_c_gnu2.o): New target.
3703 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3705 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3706 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3707 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3708 * testsuite/tls_test.cc: Include "config.h".
3709 (t_last): Call t11_last.
3710 * testsuite/tls_test.h (t11, t11_last): Declare.
3711 * testsuite/tls_test_c.c: New file.
3712 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3713 * configure.ac: Check for OpenMP support.
3714 * configure, config.in, Makefile.in: Rebuild.
3715 * testsuite/Makefile.in: Rebuild.
3717 2008-04-16 Cary Coutant <ccoutant@google.com>
3719 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3720 (Target_i386::tls_base_symbol_defined_): New field.
3721 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3722 (Target_i386::Scan::global): Likewise.
3723 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3724 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3725 (Target_x86_64::tls_base_symbol_defined_): New field.
3726 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3727 (Target_x86_64::Scan::global): Likewise.
3729 2008-04-16 Cary Coutant <ccoutant@google.com>
3731 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3732 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3733 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3734 building shared libraries.
3735 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3736 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3737 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3738 * testsuite/Makefile.in: Rebuild.
3739 * testsuite/weak_undef.h: New file.
3740 * testsuite/weak_undef_file1.cc: Add extra test cases.
3741 * testsuite/weak_undef_file2.cc: Likewise.
3742 * testsuite/weak_undef_test.cc: Likewise.
3744 2008-04-16 David S. Miller <davem@davemloft.net>
3746 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3747 Add issued_non_pic_error_ field. Declare check_non_pic.
3748 (Target_sparc::Scan::check_non_pic): New function.
3749 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3750 (Target_sparc::Scan::global): Likewise.
3752 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3753 * configure: Rebuild.
3755 * options.h (DEFINE_enable): New macro.
3756 (new_dtags): New enable option.
3757 (initfirst, interpose, loadfltr, nodefaultlib,
3758 nodelete, nodlopen, nodump): New -z options.
3759 * layout.cc (Layout:finish_dynamic_section): If new
3760 dtags enabled, emit DT_RUNPATH. Also, emit a
3761 DT_FLAGS_1 containing any specified -z flags.
3763 2008-04-16 Ian Lance Taylor <iant@google.com>
3765 * copy-relocs.cc: New file.
3766 * copy-relocs.h: New file.
3767 * reloc.cc: Remove Copy_relocs code.
3768 * reloc.h: Likewise.
3769 * reloc-types.h (struct Reloc_types) [both versions]: Add
3770 get_reloc_addend_noerror.
3771 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3772 variants of add_global which take an addend which must be zero.
3773 * i386.cc: Include "copy-relocs.h".
3774 (class Target_i386): Change type of copy_relocs_ to variable,
3776 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3778 (Target_i386::do_finalize_sections): Change handling of
3780 * sparc.cc: Include "copy-relocs.h".
3781 (class Target_sparc): Change type of copy_relocs_ to variable,
3783 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3785 (Target_sparc::do_finalize_sections): Change handling of
3787 * x86_64.cc: Include "copy-relocs.h".
3788 (class Target_x86_64): Change type of copy_relocs_ to variable,
3790 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3791 class. Change all callers.
3792 (Target_x86_64::do_finalize_sections): Change handling of
3794 * Makefile.am (CCFILES): Add copy-relocs.cc.
3795 (HFILES): Add copy-relocs.h.
3797 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3799 * testsuite/script_test_4.sh: Permit leading zeroes.
3801 2008-04-15 Ian Lance Taylor <iant@google.com>
3803 * script-sections.cc (Script_sections::create_segments): Use
3804 header_size_adjustment even when there is enough room for the
3806 * testsuite/script_test_4.sh: New file.
3807 * testsuite/script_test_4.t: New file.
3808 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3809 (check_DATA): Add script_test_4.stdout.
3810 (MOSTLYCLEANFILES): Likewise.
3811 (script_test_4): New target.
3812 (script_test_4.stdout): New target.
3813 * testsuite/Makefile.in: Rebuild.
3815 * sparc.cc: Add definitions for Output_data_plt_sparc class
3818 2008-04-14 David S. Miller <davem@davemloft.net>
3820 * sparc.cc: New file.
3821 * Makefile.am (TARGETSOURCES): Add sparc.cc
3822 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3823 * configure.tgt: Document targ_extra_size and
3824 targ_extra_big_endian. Add entries for sparc-* and
3826 * configure.ac: Handle targ_extra_size and
3827 targ_extra_big_endian.
3828 * Makefile.in: Rebuild.
3829 * configure: Likewise.
3830 * po/POTFILES.in: Likewise.
3831 * po/gold.pot: Likewise.
3833 2008-04-14 Ian Lance Taylor <iant@google.com>
3835 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3836 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3837 in the name/type/flags to section mapping. Don't call
3838 allocate_output_section.
3839 (Layout::choose_output_section): Change parameter from adjust_name
3840 to is_input_section. Don't permit input sections after sections
3841 are attached to segments. Don't call allocate_output_section.
3842 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3843 not write_enable_output_section.
3844 (Layout::make_output_section): Don't push to
3845 unattached_section_list_ nor call attach_to_segment. Call
3846 attach_section_to_segment if sections are attached.
3847 (Layout::attach_sections_to_segments): New function.
3848 (Layout::attach_section_to_segment): New function.
3849 (Layout::attach_allocated_section_to_segment): Rename from
3850 attach_to_segment. Remove flags parameter.
3851 (Layout::allocate_output_section): Remove function.
3852 (Layout::write_enable_output_section): Remove function.
3853 * layout.h (class Layout): Update for above changes. Add new
3854 field sections_are_attached_.
3855 * output.h (Output_section::update_flags_for_input_section): New
3857 * output.cc (Output_section::add_input_section): Call
3858 update_flags_for_input_section.
3859 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3861 2008-04-11 Cary Coutant <ccoutant@google.com>
3863 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3864 thought unnecessary.
3865 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3867 2008-04-11 Ian Lance Taylor <iant@google.com>
3869 * output.h (class Output_section_data): Remove inline definition
3871 * output.cc (Output_section_data::set_addralign): New function.
3873 2008-04-11 Cary Coutant <ccoutant@google.com>
3875 Add support for TLS descriptors for i386 and x86_64.
3876 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3877 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3878 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3880 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3881 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3882 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3884 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3885 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3886 Fix problem with initial-exec relocations.
3887 (Target_i386::Relocate::relocate_tls): Likewise.
3888 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3890 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3891 support for section-plus-offset dynamic table entries.
3892 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3893 (Output_data_dynamic::Dynamic_entry): Add support for
3894 section-plus-offset dynamic table entries.
3895 (Output_data_dynamic::Classification): Likewise.
3896 (Output_data_dynamic::classification_): Renamed offset_.
3897 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3898 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3899 (Target_x86_64::make_plt_section): New function.
3900 (Target_x86_64::reserve_tlsdesc_entries): New function.
3901 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3902 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3903 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3904 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3905 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3906 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3907 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3908 add extra PLT entry for TLS descriptors.
3909 (Output_data_plt_x86_64::got_): New field.
3910 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3911 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3913 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3915 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3916 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3917 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3918 R_386_TLS_DESC_CALL relocations.
3919 (Target_x86_64::Scan::global): Likewise.
3920 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3921 for TLS descriptors.
3922 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3923 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3924 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3925 GD-to-IE relaxation.
3926 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3927 and TLS_DESCRIPTORS.
3928 * Makefile.in: Rebuild.
3929 * configure: Rebuild.
3930 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3931 (tls_test_shared2.so): New target.
3932 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3933 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3934 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3935 (tls_shared_gd_to_ie_test_LDADD): New variable.
3936 (tls_shared_gnu2_gd_to_ie_test): New target.
3937 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3939 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3940 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3941 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3942 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3943 (tls_shared_gnu2_test): New target.
3944 (tls_test_gnu2_shared.so): New target.
3945 (tls_shared_gnu2_test_SOURCES): New variable.
3946 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3947 (tls_shared_gnu2_test_LDFLAGS): New variable.
3948 (tls_shared_gnu2_test_LDADD): New variable.
3949 * testsuite/Makefile.in: Rebuild.
3950 * testsuite/Makefile.
3952 2008-04-11 Ian Lance Taylor <iant@google.com>
3954 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3956 * testsuite/Makefile.in: Rebuild.
3958 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3960 * testsuite/script_test_2.cc (main): Adjust test.
3962 2008-04-11 David S. Miller <davem@davemloft.net>
3963 Ian Lance Taylor <iant@google.com>
3965 * options.h (General_options): Add entries for '-Y' and
3967 * options.cc (General_options:finalize): If -Y was used, add those
3968 entries to the library path instead of the default "/lib" and
3971 2008-04-11 David S. Miller <davem@davemloft.net>
3973 * testsuite/justsyms.t: Start at 0x100.
3974 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3975 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3977 * testsuite/script_test_2.cc: Adjust string and section length
3980 2008-04-09 Ian Lance Taylor <iant@google.com>
3983 * script-sections.cc (Sections_element::allocate_to_segment): Add
3985 (Output_section_definition::allocate_to_segment): Likewise.
3986 (Orphan_output_section::allocate_to_segment): Likewise.
3987 (Script_sections::attach_sections_using_phdrs_clause): Don't
3988 propagate non-PT_LOAD segments to orphan sections.
3989 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3990 readelf rather than objdump.
3991 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3992 .interp section and PT_INTERP segment are the same size.
3993 * testsuite/Makefile.in: Rebuild.
3995 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3996 aliases for symbols defined in the same object.
3997 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3998 (weak_alias_test_SOURCES): New variable.
3999 (weak_alias_test_DEPENDENCIES): New variable.
4000 (weak_alias_test_LDFLAGS): New variable.
4001 (weak_alias_test_LDADD): New variable.
4002 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4003 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4004 (weak_alias_test_3.o): New target.
4005 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4006 * testsuite/weak_alias_test_main.cc: New file.
4007 * testsuite/weak_alias_test_1.cc: New file.
4008 * testsuite/weak_alias_test_2.cc: New file.
4009 * testsuite/weak_alias_test_3.cc: New file.
4011 2008-04-08 Ian Lance Taylor <iant@google.com>
4013 * options.h (class General_options): Add --noinhibit-exec option.
4014 * main.cc (main): Check --noinhibit-exec.
4016 * options.h (class General_options): Define --wrap as a special
4017 option. Add wrap_symbols_ field.
4018 (General_options::any_wrap_symbols): New function.
4019 (General_options::is_wrap_symbol): New function.
4020 * options.cc (General_options::parse_wrap): New function.
4021 (General_options::General_options): Initialize wrap_symbols_.
4022 * symtab.cc (Symbol_table::wrap_symbol): New function.
4023 (Symbol_table::add_from_object): Handle --wrap.
4024 * symtab.h (class Symbol_table): Declare wrap_symbol.
4025 * target.h (Target::wrap_char): New function.
4026 (Target::Target_info): Add wrap_char field.
4027 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4028 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4029 * testsuite/testfile.cc (Target_test::test_target_info):
4032 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4035 * layout.h (class Layout): Add added_eh_frame_data_ field.
4036 * layout.cc (Layout::Layout): Initialize new field.
4037 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4038 output section until we find a section we merged successfully.
4039 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4040 that the size be non-zero.
4042 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4045 2008-04-08 Craig Silverstein <csilvers@google.com>
4047 * configure.ac: Export new conditional variable HAVE_ZLIB.
4048 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4050 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4051 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4053 2008-04-07 Ian Lance Taylor <iant@google.com>
4055 * version.cc (version_string): Set to "1.5".
4057 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4058 Add issued_non_pic_error_ field. Declare check_non_pic.
4059 (Target_x86_64::Scan::check_non_pic): New function.
4060 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4061 (Target_x86_64::Scan::global): Likewise.
4063 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4064 addend parameter. Change caller. Handle merge sections.
4065 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4066 Address to Addend. Don't add in the result of
4067 local_section_offset, pass down the addend and use the returned
4069 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4070 Update declarations of local_section_offset and symbol_value.
4071 * testsuite/two_file_test_1.cc (t18): New function.
4072 * testsuite/two_file_test_2.cc (f18): New function.
4073 * testsuite/two_file_test_main.cc (main): Call t18.
4074 * testsuite/two_file_test.h (t18, f18): Declare.
4076 * configure.ac: Don't test for objdump, c++filt, or readelf.
4077 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4079 (TEST_READELF): New variable.
4080 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4081 (check_PROGRAMS): Add two_file_strip_test.
4082 (two_file_strip_test): New target.
4083 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4084 (two_file_same_shared_strip_test_SOURCES): New variable.
4085 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4086 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4087 (two_file_same_shared_strip_test_LDADD): New variable.
4088 (two_file_shared_strip.so): New target.
4089 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4090 (ver_test_5.syms, ver_test_7.syms): Likewise.
4091 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4092 (strip_test_3.stdout): Use TEST_OBJDUMP.
4093 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4095 2008-04-04 Cary Coutant <ccoutant@google.com>
4097 * symtab.h (Symbol::is_weak_undefined): New function.
4098 (Symbol::is_strong_undefined): New function.
4099 (Symbol::is_absolute): New function.
4100 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4101 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4103 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4104 (weak_undef_test): New target.
4105 * testsuite/Makefile.in: Rebuild.
4106 * testsuite/weak_undef_file1.cc: New file.
4107 * testsuite/weak_undef_file2.cc: New file.
4108 * testsuite/weak_undef_test.cc: New file.
4110 2008-04-03 Craig Silverstein <csilvers@google.com>
4112 * compressed_output.h (class Output_compressed_section): Use
4114 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4116 (zlib_compressed_suffix): Removed.
4117 (Output_compressed_section::set_final_data_size): Use unsigned
4119 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4120 Fix linker invocation.
4121 (flagstest_o_specialfile_and_compress_debug_sections):
4123 * testsuite/Makefile.in: Regenerated.
4125 2008-04-02 David S. Miller <davem@davemloft.net>
4127 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4128 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4130 2008-04-02 Craig Silverstein <csilvers@google.com>
4134 2008-04-02 Ian Lance Taylor <iant@google.com>
4136 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4137 parameters. Update for new key type to views_. Change all
4139 (File_read::read): Adjust for byteshift in returned view.
4140 (File_read::add_view): New function, broken out of
4142 (File_read::make_view): New function, broken out of
4144 (File_read::find_or_make_view): Add offset and aligned
4145 parameters. Rewrite accordingly. Change all callers.
4146 (File_read::get_view): Add offset and aligned parameters. Adjust
4147 for byteshift in return value.
4148 (File_read::get_lasting_view): Likewise.
4149 * fileread.h (class File_read): Update declarations.
4150 (class File_read::View): Add byteshift_ field. Add byteshift to
4151 constructor. Add byteshift method.
4152 * archive.h (Archive::clear_uncached_views): New function.
4153 (Archive::get_view): Add aligned parameter. Change all callers.
4154 * object.h (Object::get_view): Add aligned parameter. Change all
4156 (Object::get_lasting_view): Likewise.
4158 * fileread.cc (File_read::release): Don't call clear_views if
4159 there are multiple objects.
4160 * fileread.h (File_read::clear_uncached_views): New function.
4161 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4164 2008-03-31 Cary Coutant <ccoutant@google.com>
4166 Add thin archive support.
4167 * archive.cc (Archive::armagt): New const.
4168 (Archive::setup): Remove task parameter and calls to unlock.
4169 (Archive::unlock_nested_archives): New function.
4170 (Archive::read_header): Add nested_off parameter. Change
4172 (Archive::interpret_header): Likewise.
4173 (Archive::include_all_members): Change to handle thin
4175 (Archive::include_member): Likewise.
4176 * archive.h (Archive::Archive): Add new parameters and
4178 (Archive::armagt): New const.
4179 (Archive::setup): Remove task parameter.
4180 (Archive::unlock_nested_archives): New function.
4181 (Archive::read_header): Add nested_off parameter.
4182 (Archive::interpret_header): Likewise.
4183 (Archive::Nested_archive_table): New typedef.
4184 (Archive::is_thin_archive_): New field.
4185 (Archive::nested_archives_): New field.
4186 (Archive::options_): New field.
4187 (Archive::dirpath_): New field.
4188 (Archive::task_): New field.
4189 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4190 for thin archives. Pass additional parameters to
4191 Archive::Archive. Unlock the archive file after calling
4194 2008-03-29 Ian Lance Taylor <iant@google.com>
4196 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4197 version symbol to be local.
4198 * testsuite/ver_test_4.sh: New file.
4199 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4200 (check_DATA): Add ver_test_4.syms.
4201 (ver_test_4.syms): New target.
4202 * testsuite/Makefile.in: Rebuild.
4205 (Output_section::Input_section_sort_entry::has_priority): New
4207 (Output_section::Input_section_sort_entry::match_file_name): New
4209 (Output_section::Input_section_sort_entry::match_section_name):
4211 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4213 (Output_section::Input_section_sort_entry::match_section_file):
4215 (Output_section::Input_section_sort_compare::operator()): Rewrite
4216 using new Input_section_sort_entry functions. Sort crtbegin and
4217 crtend first. Sort sections with no priority before sections with
4219 * testsuite/initpri1.c (d3): Check j != 4.
4220 (cd5): New constructor/destructor function.
4221 (main): Check j != 2.
4223 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4224 new symbol when resolving, don't call set_is_default.
4225 * testsuite/ver_test_7.cc: New file.
4226 * testsuite/ver_test_7.sh: New file.
4227 * testsuite/Makefile.am (ver_test_7.so): New target.
4228 (ver_test_7.o): New target.
4229 (check_SCRIPTS): Add ver_test_7.sh.
4230 (check_DATA): Add ver_test_7.syms.
4231 (ver_test_7.syms): New target.
4233 2008-03-28 Ian Lance Taylor <iant@google.com>
4235 * layout.cc (Layout::layout): If we see an input section with a
4236 name that needs sorting, set the must_sort flag for the output
4238 (Layout::make_output_section): If the name of the output section
4239 indicates that it might require sorting, set the may_sort flag.
4240 * output.h (Output_section::may_sort_attached_input_sections): New
4242 (Output_section::set_may_sort_attached_input_sections): New
4244 (Output_section::must_sort_attached_input_sections): New
4246 (Output_section::set_must_sort_attached_input_sections): New
4248 (class Output_section): Declare Input_section_sort_entry. Define
4249 Input_section_sort_compare. Declare
4250 sort_attached_input_sections. Add new fields:
4251 may_sort_attached_input_sections_,
4252 must_sort_attached_input_sections_,
4253 attached_input_sections_are_sorted_.
4254 * output.cc (Output_section::Output_section): Initialize new
4256 (Output_section::add_input_section): Add an entry to
4257 input_sections_ if may_sort or must_sort are true.
4258 (Output_section::set_final_data_size): Call
4259 sort_attached_input_sections if necessary.
4260 (Output_section::Input_section_sort_entry): Define new class.
4261 (Output_section::Input_section_sort_compare::operator()): New
4263 (Output_section::sort_attached_input_sections): New function.
4264 * configure.ac: Check whether the compiler supports constructor
4265 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4266 * testsuite/initpri1.c: New file.
4267 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4268 CONSTRUCTOR_PRIORITY.
4269 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4270 (initpri1_LDFLAGS): New variable.
4271 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4273 2008-03-27 Ian Lance Taylor <iant@google.com>
4275 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4276 * testsuite/common_test_1.c: New file.
4277 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4278 (common_test_1_SOURCES): New variable.
4279 (common_test_1_DEPENDENCIES): New variable.
4280 (common_test_1_LDFLAGS): New variable.
4282 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4283 and commons_ correctly when NAME/VERSION does not override
4285 * testsuite/ver_test_6.c: New file.
4286 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4287 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4288 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4290 2008-03-26 Ian Lance Taylor <iant@google.com>
4292 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4293 of an undefined symbol from a version script.
4294 * testsuite/Makefile.am (ver_test_5.so): New target.
4295 (ver_test_5.o): New target.
4296 (check_SCRIPTS): Add ver_test_5.sh.
4297 (check_DATA): Add ver_test_5.syms.
4298 (ver_test_5.syms): New target.
4299 * testsuite/ver_test_5.cc: New file.
4300 * testsuite/ver_test_5.script: New file.
4301 * testsuite/ver_test_5.sh: New file.
4302 * Makefile.in, testsuite/Makefile.in: Rebuild.
4305 Fix problems building gold with gcc 4.3.0.
4306 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4307 (gold_error_at_location, gold_warning_at_location): Use it.
4308 * configure.ac: Check whether we can compile and use a template
4309 function with a printf attribute.
4310 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4311 when jumping over bytes.
4312 * object.cc: Instantiate Object::read_section_data.
4313 * debug.h: Include <cstring>
4314 * dwarf_reader.cc: Include <algorithm>
4315 * main.cc: Include <cstring>.
4316 * options.cc: Include <cstring>.
4317 * output.cc: Include <cstring>.
4318 * script.cc: Include <cstring>.
4319 * script.h: Include <string>.
4320 * symtab.cc: Include <cstring> and <algorithm>.
4321 * target-select.cc: Include <cstring>.
4322 * version.cc: Include <string>.
4323 * testsuite/testmain.cc: Include <cstdlib>.
4324 * configure, config.in: Rebuild.
4326 2008-03-25 Ian Lance Taylor <iant@google.com>
4328 * options.cc: Include "../bfd/bfdver.h".
4329 (options::help): Print bug reporting address.
4331 * version.cc (print_version): Adjust output for current value of
4336 * options.cc (options::help): Print list of supported targets.
4337 * target-select.h: Include <vector>.
4338 (class Target_selector): Make machine_, size_, and is_big_endian_
4339 fields const. Add bfd_name_ and instantiated_target_ fields.
4340 (Target_selector::Target_selector): Add bfd_name parameter.
4341 (Target_selector::recognize): Make non-virtual, call
4343 (Target_selector::recognize_by_name): Make non-virtual, call
4344 do_recognize_by_name.
4345 (Target_selector::supported_names): New function.
4346 (Target_selector::bfd_name): New function.
4347 (Target_selector::do_instantiate_target): New pure virtual
4349 (Target_selector::do_recognize): New virtual function.
4350 (Target_selector::do_recognize_by_name): New virtual function.
4351 (Target_selector::instantiate_target): New private function.
4352 (supported_target_names): Declare.
4353 * target-select.cc (Target_selector::Target_selector): Update for
4354 new parameter and fields.
4355 (select_target_by_name): Check that the name matches before
4356 calling recognize_by_name.
4357 (supported_target_names): New function.
4358 * i386.cc (class Target_selector_i386): Update Target_selector
4359 constructor call. Remove recognize and recognize_by_name. Add
4360 do_instantiate_target.
4361 * x86_64.cc (class Target_selector_x86_64): Likewise.
4362 * testsuite/testfile.cc (class Target_selector_test): Update for
4363 changes to Target_selector.
4365 * README: Rewrite, with some notes on unsupported features.
4367 2008-03-24 Cary Coutant <ccoutant@google.com>
4369 * i386.cc (Target_i386::Got_type): New enum declaration.
4370 (Target_i386::Scan::local): Updated callers of Output_data_got
4372 (Target_i386::Scan::global): Likewise.
4373 (Target_i386::Relocate::relocate): Likewise.
4374 (Target_i386::Relocate::relocate_tls): Likewise.
4375 * object.h (Got_offset_list): New class.
4376 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4377 (Sized_relobj::local_got_offset): Likewise.
4378 (Sized_relobj::set_local_got_offset): Likewise.
4379 (Sized_relobj::local_has_tls_got_offset): Removed.
4380 (Sized_relobj::local_tls_got_offset): Removed.
4381 (Sized_relobj::set_local_tls_got_offset): Removed.
4382 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4383 * output.cc (Output_data_got::add_global): Added got_type parameter.
4384 (Output_data_got::add_global_with_rel): Likewise.
4385 (Output_data_got::add_global_with_rela): Likewise.
4386 (Output_data_got::add_global_pair_with_rel): New function.
4387 (Output_data_got::add_global_pair_with_rela): New function.
4388 (Output_data_got::add_local): Added got_type parameter.
4389 (Output_data_got::add_local_with_rel): Likewise.
4390 (Output_data_got::add_local_with_rela): Likewise.
4391 (Output_data_got::add_local_pair_with_rel): New function.
4392 (Output_data_got::add_local_pair_with_rela): New function.
4393 (Output_data_got::add_global_tls): Removed.
4394 (Output_data_got::add_global_tls_with_rel): Removed.
4395 (Output_data_got::add_global_tls_with_rela): Removed.
4396 (Output_data_got::add_local_tls): Removed.
4397 (Output_data_got::add_local_tls_with_rel): Removed.
4398 (Output_data_got::add_local_tls_with_rela): Removed.
4399 * output.h (Output_data_got::add_global): Added got_type parameter.
4400 (Output_data_got::add_global_with_rel): Likewise.
4401 (Output_data_got::add_global_with_rela): Likewise.
4402 (Output_data_got::add_global_pair_with_rel): New function.
4403 (Output_data_got::add_global_pair_with_rela): New function.
4404 (Output_data_got::add_local): Added got_type parameter.
4405 (Output_data_got::add_local_with_rel): Likewise.
4406 (Output_data_got::add_local_with_rela): Likewise.
4407 (Output_data_got::add_local_pair_with_rel): New function.
4408 (Output_data_got::add_local_pair_with_rela): New function.
4409 (Output_data_got::add_global_tls): Removed.
4410 (Output_data_got::add_global_tls_with_rel): Removed.
4411 (Output_data_got::add_global_tls_with_rela): Removed.
4412 (Output_data_got::add_local_tls): Removed.
4413 (Output_data_got::add_local_tls_with_rel): Removed.
4414 (Output_data_got::add_local_tls_with_rela): Removed.
4415 * resolve.cc (Symbol::override_base_with_special): Removed
4416 reference to has_got_offset_ field.
4417 * symtab.cc (Symbol::init_fields): Replaced initialization
4418 of got_offset_ with got_offsets_. Removed initialization
4420 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4421 (Symbol::got_offset): Likewise.
4422 (Symbol::set_got_offset): Likewise.
4423 (Symbol::has_tls_got_offset): Removed.
4424 (Symbol::tls_got_offset): Removed.
4425 (Symbol::set_tls_got_offset): Removed.
4426 (Symbol::got_offset_): Removed.
4427 (Symbol::tls_mod_got_offset_): Removed.
4428 (Symbol::tls_pair_got_offset_): Removed.
4429 (Symbol::got_offsets_): New field.
4430 (Symbol::has_got_offset): Removed.
4431 (Symbol::has_tls_mod_got_offset): Removed.
4432 (Symbol::has_tls_pair_got_offset): Removed.
4433 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4434 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4436 (Target_x86_64::Scan::global): Likewise.
4437 (Target_x86_64::Relocate::relocate): Likewise.
4438 (Target_x86_64::Relocate::relocate_tls): Likewise.
4440 2008-03-25 Ben Elliston <bje@au.ibm.com>
4442 * yyscript.y: Fix spelling error in comment.
4444 2008-03-24 Ian Lance Taylor <iant@google.com>
4446 * options.h (class General_options): Define build_id option.
4447 * layout.h (class Layout): Declare write_build_id, create_note,
4448 create_build_id. Add build_id_note_ member.
4449 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4450 "libiberty.h", "md5.h", "sha1.h".
4451 (Layout::Layout): Initialize eh_frame_data_,
4452 eh_frame_hdr_section_, and build_id_note_.
4453 (Layout::finalize): Call create_build_id.
4454 (Layout::create_note): New function, broken out of
4455 Layout::create_gold_note.
4456 (Layout::create_gold_note): Call create_note.
4457 (Layout::create_build_id): New function.
4458 (Layout::write_build_id): New function.
4459 (Close_task_runner::run): Call write_build_id.
4461 * x86_64.cc: Correct license to GPLv3.
4463 2008-03-23 Ian Lance Taylor <iant@google.com>
4465 * options.cc: Include "demangle.h".
4466 (parse_optional_string): New function.
4467 (parse_long_option): Handle takes_optional_argument.
4468 (parse_short_option): Update dash_z initializer. Handle
4469 takes_optional_argument.
4470 (General_options::General_options): Initialize do_demangle_.
4471 (General_options::finalize): Set do_demangle_. Handle demangling
4473 * options.h (parse_optional_string): Declare.
4474 (struct One_option): Add optional_arg field. Update constructor.
4475 Update call constructor calls. Add takes_optional_argument
4477 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4478 (DEFINE_optional_string): Define.
4479 (General_options::demangle): Change from DEFINE_bool to
4480 DEFINE_optional_string.
4481 (General_options::no_demangle): New function.
4482 (General_options::do_demangle): New function.
4483 (General_options::set_do_demangle): New function.
4484 (General_options::execstack_status_): Move definition to end of
4486 (General_options::static_): Likewise.
4487 (General_options::do_demangle_): New field.
4488 * object.cc (big_endian>::get_symbol_location_info): Call
4489 Options::do_demangle, not Options::demangle.
4490 * symtab.cc (demangle): Likewise.
4492 2008-03-22 Ian Lance Taylor <iant@google.com>
4494 * gold.h: Include <cstddef> and <sys/types.h>
4495 * options.h: Include <cstring>.
4497 2008-03-21 Ian Lance Taylor <iant@google.com>
4499 * Added source code to GNU binutils.