1 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2 Ian Lance Taylor <iant@google.com>
4 * descriptor.cc: Include <cstdio> and "binary-io.h".
5 (Descriptors::open): Open the files in binary mode always.
6 * script.cc (Lex::get_token): Treat \r as whitespace.
8 2009-10-09 Ian Lance Taylor <iant@google.com>
10 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
12 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
13 Ian Lance Taylor <iant@google.com>
15 * configure.ac: Check for readv function also.
16 * fileread.cc (readv): Define if not HAVE_READV.
17 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
19 * config.in: Regenerate.
20 * configure: Regenerate.
22 2009-10-09 Doug Kwan <dougkwan@google.com>
24 * layout.cc (Layout::make_output_section): Call target hook to make
25 ordinary output section.
26 (Layout::finalize): Adjust parameter list of call the
28 * layout.h (class Layout::section_list): New method.
29 * merge.h (Output_merge_base::entsize): Change visibility to public.
30 (Output_merge_base::is_string, Output_merge_base::do_is_string):
32 (Output_merge_string::do_is_string): New method.
33 * object.cc (Sized_relobj::do_setup): renamed from
35 * object.h (Sized_relobj::adjust_shndx,
36 Sized_relobj::initializ_input_to_output_maps,
37 Sized_relobj::free_input_to_output_maps): Change visibilities to
39 (Sized_relobj::setup): Virtualize.
40 (Sized_relobj::do_setup): New method declaration.
41 (Sized_relobj::invalidate_section_offset,
42 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
43 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
44 * options.cc (parse_int): New function.
45 * options.h (parse_int): New declaration.
46 (DEFINE_int): New macro.
47 (stub_group_size): New option.
48 * output.cc (Output_section::Output_section): Initialize memebers
49 merge_section_map_, merge_section_by_properties_map_,
50 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
51 (Output_section::add_input_section): Handled deferred code-fill
52 generation and remove an old comment.
53 (Output_section::add_relaxed_input_section): New method definition.
54 (Output_section::add_merge_input_section): Use merge section by
55 properties map to speed to search. Update merge section maps
57 (Output_section::build_relaxation_map): New method definition.
58 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
60 (Output_section::relax_input_section): Renamed to
61 Output_section::convert_input_sections_to_relaxed_sections and change
62 interface to take a vector of pointers to relaxed sections.
63 (Output_section::find_merge_section,
64 Output_section::find_relaxed_input_section): New method definitions.
65 (Output_section::is_input_address_mapped,
66 Output_section::output_offset, Output_section::output_address):
67 Use output section data maps to speed up searching.
68 (Output_section::find_starting_output_address): Add comments.
69 (Output_section::do_write,
70 Output_section::write_to_postprocessing_buffer): Do code-fill
71 generation as appropriate.
72 (Output_section::get_input_sections): Invalidate relaxed input section
74 (Output_section::restore_states): Adjust type of checkpoint .
75 Invalidate relaxed input section map.
76 * output.h (Output_merge_base): New class declaration.
77 (Input_section_specifier): New class defintion.
78 (class Output_relaxed_input_section) Change base class to
79 Output_section_data_build.
80 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
81 base class initializer.
82 (Output_section::add_relaxed_input_section): New method declaration.
83 (Output_section::Input_section): Change visibility to protected.
84 (Output_section::Input_section::relobj,
85 Output_section::Input_section::shndx): Handle relaxed input sections.
86 Output_section::input_sections) Change visibility to protected. Also
87 define overload to return a non-const pointer.
88 (Output_section::Merge_section_properties): New class defintion.
89 (Output_section::Merge_section_by_properties_map,
90 Output_section::Output_section_data_by_input_section_map,
91 Output_section::Relaxation_map): New types.
92 (Output_section::relax_input_section): Rename method to
93 Output_section::convert_input_sections_to_relaxed_sections and change
94 interface to take a vector of relaxed section pointers.
95 (Output_section::find_merge_section,
96 Output_section::find_relaxed_input_section,
97 Output_section::build_relaxation_map,
98 Output_section::convert_input_sections_in_list_to_relaxed_sections):
99 New method declarations.
100 (Output_section::merge_section_map_
101 Output_section::merge_section_by_properties_map_,
102 Output_section::relaxed_input_section_map_,
103 Output_section::is_relaxed_input_section_map_valid_,
104 Output_section::generate_code_fills_at_write_): New data members.
106 (Output_section_element_input::set_section_addresses): Call
107 current_data_size and addralign methods of relaxed input sections.
108 (Orphan_output_section::set_section_addresses): Call current_data_size
109 and addralign methods of relaxed input sections.
110 * symtab.cc (Symbol_table::compute_final_value): Extract template
111 from the body of Symbol_table::sized_finalize_symbol.
112 (Symbol_table::sized_finalized_symbol): Call
113 Symbol_table::compute_final_value.
114 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
115 (Symbol_table::compute_final_value): New templated method declaration.
116 * target.cc (Target::do_make_output_section): New method defintion.
117 * target.h (Target::make_output_section): New method declaration.
118 (Target::relax): Add more parameters for input objects, symbol table
119 and layout. Adjust call to do_relax.
120 (Target::do_make_output_section): New method declaration.
121 (Target::do_relax): Add parameters for input objects, symbol table
124 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
126 * pread.c: Include stdio.h.
128 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
130 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
133 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
135 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
136 Change read_shndx type to unsigned int.
137 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
139 (Sized_dwarf_line_info::read_line_mappings): Likewise.
140 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
141 Change read_shndx type to unsigned int.
142 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
144 (Sized_dwarf_line_info::read_line_mappings): Likewise.
145 * layout.cc (Layout::create_symtab_sections): Cast the result of
146 local_symcount * symsize to off_t in the gold_assert.
148 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
150 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
151 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
153 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
154 (Arm_relocate_functions::thm_abs5): New function.
155 (Arm_relocate_functions::abs12): New function.
156 (Arm_relocate_functions::abs16): New function.
157 (Arm_relocate_functions::base_abs): New function.
158 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
159 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
160 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
162 (Scan::global): Likewise.
163 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
164 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
165 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
166 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
169 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
171 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
172 (Arm_relocate_functions::movt_prel): New function.
173 (Arm_relocate_functions::thm_movw_prel_nc): New function.
174 (Arm_relocate_functions::thm_movt_prel): New function.
175 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
176 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
177 (Scan::global, Relocate::relocate): Likewise.
178 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
180 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
182 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
184 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
186 (class Incremental_inputs_header): New class.
187 (Incremental_inputs_header_writer): Edit comment.
188 (Incremental_inputs_entry): New class.
189 (Incremental_inputs_entry_writer): Edit comment.
190 (Sized_incremental_binary::do_find_incremental_inputs_section):
191 Add *strtab_shndx parameter, fill it.
192 (Sized_incremental_binary::do_check_inputs): New method.
193 (Incremental_checker::can_incrementally_link_output_file): Use
194 Sized_incremental_binary::check_inputs.
195 (Incremental_inputs::report_command_line): Save command line in
198 (Incremental_binary::find_incremental_inputs_section): New
200 (Incremental_binary::do_find_incremental_inputs_section): Add
201 strtab_shndx parameter.
202 (Incremental_binary::do_check_inputs): New pure virtual method.
203 (Sized_incremental_binary::do_check_inputs): Declare.
204 (Incremental_checker::Incremental_checker): Add incremental_inputs
205 parameter, use it to initialize incremental_inputs_.
206 (Incremental_checker::incremental_inputs_): New field.
207 (Incremental_checker::command_line): New method.
208 (Incremental_checker::inputs): New method.
209 (Incremental_checker::command_line_): New field.
211 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
213 * incremental.cc: Include <cstdarg> and "target-select.h".
214 (vexplain_no_incremental): New function.
215 (explain_no_incremental): New function.
216 (Incremental_binary::error): New method.
217 (Sized_incremental_binary::do_find_incremental_inputs_section): New
219 (make_sized_incremental_binary): New function.
220 (open_incremental_binary): New function.
221 (can_incrementally_link_file): Add checks if output is ELF and has
223 * incremental.h: Include "elfcpp_file.h" and "output.h".
224 (Incremental_binary): New class.
225 (Sized_incremental_binary): New class.
226 (open_incremental_binary): Declare.
227 * object.cc (is_elf_object): Use
228 elfcpp::Elf_recognizer::is_elf_file.
229 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
230 * output.h (Output_file::filesize): New method.
232 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
234 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
236 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
237 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
239 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
241 (Arm_relocate_functions::movw_abs_nc): New function.
242 (Arm_relocate_functions::movt_abs): New function.
243 (Arm_relocate_functions::thm_movw_abs_nc): New function.
244 (Arm_relocate_functions::thm_movt_abs): New function.
245 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
246 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
247 (Scan::global): Likewise.
248 (Relocate::relocate): Likewise.
249 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
251 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
253 * arm.cc (Arm_relocate_functions::got_prel) New function.
254 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
255 (Relocate::relocate): Likewise.
256 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
258 2009-10-06 Ian Lance Taylor <iant@google.com>
260 * options.h (class General_options): Define
261 split_stack_adjust_size parameter.
262 * object.h (class Object): Add uses_split_stack_ and
263 has_no_split_stack_ fields. Add uses_split_stack and
264 has_no_split_stack accessor functions. Declare
265 handle_split_stack_section.
266 (class Reloc_symbol_changes): Define.
267 (class Sized_relobj): Define Function_offsets. Declare
268 split_stack_adjust, split_stack_adjust_reltype, and
270 * object.cc (Object::handle_split_stack_section): New function.
271 (Sized_relobj::do_layout): Call handle_split_stack_section.
272 * dynobj.cc (Sized_dynobj::do_layout): Call
273 handle_split_stack_section.
274 * reloc.cc (Sized_relobj::relocate_sections): Call
275 split_stack_adjust for executable sections in split_stack
276 objects. Pass reloc_map to relocate_section.
277 (Sized_relobj::split_stack_adjust): New function.
278 (Sized_relobj::split_stack_adjust_reltype): New function.
279 (Sized_relobj::find_functions): New function.
280 * target-reloc.h: Include "object.h".
281 (relocate_section): Add reloc_symbol_changes parameter. Change
283 * target.h (class Target): Add calls_non_split method. Declare
284 do_calls_non_split virtual method. Declare match_view and
286 * target.cc: Include "elfcpp.h".
287 (Target::do_calls_non_split): New function.
288 (Target::match_view): New function.
289 (Target::set_view_to_nop): New function.
290 * gold.cc (queue_middle_tasks): Give an error if mixing
291 split-stack and non-split-stack objects with -r.
292 * i386.cc (Target_i386::relocate_section): Add
293 reloc_symbol_changes parameter.
294 (Target_i386::do_calls_non_split): New function.
295 * x86_64.cc (Target_x86_64::relocate_section): Add
296 reloc_symbol_changes parameter.
297 (Target_x86_64::do_calls_non_split): New function.
298 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
300 * powerpc.cc (Target_powerpc::relocate_section): Add
301 reloc_symbol_changes parameter.
302 * sparc.cc (Target_sparc::relocate_section): Add
303 reloc_symbol_changes parameter.
304 * configure.ac: Call AM_CONDITIONAL for the default target.
305 * configure: Rebuild.
306 * testsuite/Makefile.am (TEST_AS): New variable.
307 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
308 (check_DATA): Add split_i386 and split_x86_64 files.
309 (SPLIT_DEFSYMS): Define.
310 (split_i386_[1234n].o): New targets.
311 (split_i386_[124]): New targets.
312 (split_i386_[1234r].stdout): New targets.
313 (split_x86_64_[1234n].o): New targets.
314 (split_x86_64_[124]): New targets.
315 (split_x86_64_[1234r].stdout): New targets.
316 (MOSTLYCLEANFILES): Add new executables.
317 * testsuite/split_i386.sh: New file.
318 * testsuite/split_x86_64.sh: New file.
319 * testsuite/split_i386_1.s: New file.
320 * testsuite/split_i386_2.s: New file.
321 * testsuite/split_i386_3.s: New file.
322 * testsuite/split_i386_4.s: New file.
323 * testsuite/split_i386_n.s: New file.
324 * testsuite/split_x86_64_1.s: New file.
325 * testsuite/split_x86_64_2.s: New file.
326 * testsuite/split_x86_64_3.s: New file.
327 * testsuite/split_x86_64_4.s: New file.
328 * testsuite/split_x86_64_n.s: New file.
329 * testsuite/testfile.cc (Target_test): Update relocation_section
331 * testsuite/Makefile.in: Rebuild.
333 2009-10-06 Ian Lance Taylor <iant@google.com>
335 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
336 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
337 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
338 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
339 the address on ldo_addrs_.
340 (Target_i386::Relocate::fix_up_ldo): New function.
342 2009-10-06 Rafael Espindola <espindola@google.com>
344 * plugin.cc (add_input_library): New.
345 (Plugin::load): Add add_input_library to tv.
346 (Plugin_manager::add_input_file): Add the is_lib argument.
347 (add_input_file): Update call to Plugin_manager::add_input_file.
348 (add_input_library): New.
349 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
351 2009-09-30 Doug Kwan <dougkwan@google.com>
353 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
354 symbol and call Symbol::may_need_copy_reloc to determine if
355 a copy reloc is needed.
356 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
357 nocopyreloc is given in command line.
358 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
359 given in command line.
360 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
361 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
362 of the removed Target_i386::may_need_copy_reloc.
363 * options.h (copyreloc): New option with default value false.
364 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
365 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
366 instead of the removed Target_powerpc::may_need_copy_reloc.
367 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
368 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
369 instead of the removed Target_sparc::may_need_copy_reloc.
370 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
371 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
372 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
373 instead of the removed Target_x86_64::may_need_copy_reloc.
375 2009-09-30 Ian Lance Taylor <iant@google.com>
377 * object.h (class Object): Remove target_ field, and target,
378 sized_target, and set_target methods.
379 (Object::sized_target): Remove.
380 (class Sized_relobj): Update declarations. Remove sized_target.
381 * object.cc (Sized_relobj::setup): Remove target parameter.
383 (Input_objects::add_object): Don't do anything with the target.
384 (make_elf_sized_object): Add punconfigured parameter. Change all
385 callers. Set or test parameter target.
386 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
388 * parameters.cc (Parameters::set_target): Change parameter type to
390 (Parameters::default_target): Remove.
391 (set_parameters_target): Change parameter type to be non-const.
392 (parameters_force_valid_target): New function.
393 (parameters_clear_target): New function.
394 * parameters.h (class Parameters): Update declarations. Remove
395 default_target method. Add sized_target and clear_target
396 methods. Change target_ to be non-const.
397 (set_parameters_target): Update declaration.
398 (parameters_force_valid_target): Declare.
399 (parameters_clear_target): Declare.
400 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
401 as NULL if we aren't searching.
402 (Add_symbols::run): Don't check for compatible target.
403 * fileread.cc (Input_file::open_binary): Call
404 parameters_force_valid_target.
405 * gold.cc (queue_middle_tasks): Likewise.
406 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
407 set_target on object.
408 * dynobj.h (class Sized_dynobj): Update declarations.
409 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
410 make_elf_object returns NULL.
411 (Archive::include_member): Don't check whether object target is
413 * output.cc (Output_section::add_input_section): Get target from
415 (Output_section::relax_input_section): Likewise.
416 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
418 (Sized_relobj::do_scan_relocs): Likewise.
419 (Sized_relobj::relocate_sections): Likewise.
420 * resolve.cc (Symbol_table::resolve): Likewise.
421 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
422 parameter. Change all callers.
423 (Symbol_table::add_from_object): Get target from parameters.
424 (Symbol_table::add_from_relobj): Don't check object target.
425 (Symbol_table::add_from_dynobj): Likewise.
426 (Symbol_table::define_special_symbol): Get target from
428 * symtab.h (class Symbol_table): Update declaration.
429 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
430 parameter. Change all callers. Clear parameter target.
431 (Binary_test): Test target here.
432 * testsuite/object_unittest.cc (gold_testsuite): Remove
433 target_test_pointer parameter. Change all callers.
434 (Object_test): Test target here.
436 2009-09-26 Ian Lance Taylor <iant@google.com>
438 * testsuite/initpri1.c: Don't try to use constructor priorities if
439 compiling with gcc before 4.3.
441 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
443 * testsuite/retain_symbols_file_test.sh (check_present): Change
444 output file name to retain_symbols_file_test.stdout.
445 (check_absent): Likewise.
447 2009-09-18 Craig Silverstein <csilvers@google.com>
449 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
450 * options.cc: Include <cerrno> and <fstream>.
451 (General_options::finalize): Parse -retain-symbols-file tag.
452 * options.h: New flag.
453 (General_options): New method should_retain_symbol, new
454 variable symbols_to_retain.
455 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
456 should_retain_symbol map.
457 * testsuite/Makefile.am (retain_symbols_file_test): New test.
458 * testsuite/Makefile.in: Regenerate.
459 * testsuite/retain_symbols_file_test.sh: New file.
461 2009-09-18 Nick Clifton <nickc@redhat.com>
463 * po/es.po: Updated Spanish translation.
465 2009-09-17 Doug Kwan <dougkwan@google.com>
467 * debug.h (DEBUG_RELAXATION): New constant.
468 (DEBUG_ALL): Add DEBUG_RELAXATION.
469 (debug_string_to_enum): Add relaxation debug option.
471 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
472 Layout::Relaxation_debug_check::read_sections,
473 Layout::Relaxation_debug_check::read_sections): New method definitions.
474 (Layout::Layout): Initialize data members
475 record_output_section_data_from_scrips_,
476 script_output_section_data_list_ and relaxation_debug_check_.
477 (Layout::save_segments, Layout::restore_segments,
478 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
479 Layout::relaxation_loop_body): New method definitions.
480 (Layout::finalize): Support relaxation. Move section layout code to
481 Layout::relaxation_loop_body.
482 (Layout::set_asection_address_from_script): Move code for orphan
483 section placement out.
484 (Layout::place_orphan_sections_in_script): New method definition.
485 * layout.h (Output_segment_headers, Output_file_header):
486 New forward class declarations.
487 (Layout::~Layout): Define.
488 (Layout::new_output_section_data_from_script): New method definition.
489 (Layout::place_orphan_sections_in_script): New method declaration.
490 (Layout::Segment_states): New type declaration.
491 (Layout::save_segments, Layout::restore_segments,
492 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
493 Layout::relaxation_loop_body): New method declarations.
494 (Layout::Output_section_data_list): New type declaration.
495 (Layout::Relaxation_debug_check): New class definition.
496 (Layout::record_output_section_data_from_script_,
497 Layout::script_output_section_data_list_, Layout::segment_states_,
498 Layout::relaxation_debug_check_): New data members.
499 * output.cc: (Output_section_headers::do_size): New method definition.
500 (Output_section_headers::Output_section_headers): Move size
501 computation to Output_section_headers::do_size.
502 (Output_segment_headers::do_size): New method definition.
503 (Output_file_header::Output_file_header): Move size computation to
504 Output_file_header::do_size and call it.
505 (Output_file_header::do_size): New method definition.
506 (Output_data_group::Output_data_group): Adjust call to
508 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
509 (Output_symtab_xindex::do_write): Add array bound check.
510 (Output_section::Input_section::print_to_mapfile): Handle
511 RELAXED_INPUT_SECTION_CODE.
512 (Output_section::Output_section): Initialize data member checkpoint_.
513 (Output_section::~Output_section): Delete checkpoint object pointed
515 (Output_section::add_input_section): Always add an Input_section if
517 (Output_section::add_merge_input_section): Add assert.
518 (Output_section::relax_input_section): New method definition.
519 (Output_section::set_final_data_size): Set load address to zero for
520 an unallocated section.
521 (Output_section::do_address_and_file_offset_have_reset_values):
522 New method definition.
523 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
524 Handle relaxed input section.
525 (Output_section::sort_attached_input_sections): Checkpoint input
527 (Output_section::get_input_sections): Change type of input_sections to
528 list of Simple_input_section pointers. Checkpoint input section list
529 lazily. Also handle relaxed input sections.
530 (Output_section::add_input_section_for_script): Take a reference to
531 a Simple_input_section object instead of Relobj pointer and section
532 index as parameter. Handle relaxed input sections.
533 (Output_section::save_states, Output_section::restore_states): New
535 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
536 (Output_data::is_data_size_fixed): New method definition.
537 (Output_data::reset_addresss_and_file_offset): Do not reset data size
539 (Output_data::address_and_file_offset_have_reset_values): New method
541 (Output_data::do_address_and_file_offset_have_reset_values): New method
543 (Output_data::set_data_size): Check that data size is not fixed.
544 (Output_data::fix_data_size): New method definition.
545 (Output_data::is_data_size_fixed_): New data member.
546 (Output_section_headers::set_final_data_size): New method definition.
547 (Output_section_headers::do_size): New method declaration.
548 (Output_segment_headers::set_final_data_size): New method definition.
549 (Output_segment_headers::do_size): New method declaration.
550 (Output_file_header::set_final_data_size)::New method definition.
551 (Output_file_header::do_size)::New method declaration.
552 (Output_section_data::Output_section_data): Add new parameter
553 is_data_size_fixed and use it to fix data size.
554 (Output_data_const::Output_data_const): Adjust call to base class
555 constructor and fix data size.
556 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
557 base class constructor and fix data size.
558 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
559 base class constructor and fix data size.
560 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
561 class constructor and fix data size.
562 (Output_data_group::set_final_data_size): New method definition.
563 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
564 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
565 class constructor and fix data size.
566 (Output_relaxed_input_section): New class definition.
567 (Output_section::Simple_input_section): New class definition.
568 (Output_section::get_input_sections): Adjust parameter list.
569 (Output_section::add_input_section_for_script): Same.
570 (Output_section::save_states, Output_section::restore_states,
571 Output_section::do_address_and_file_offset_have_reset_values,
572 (Output_section::Input_section::Input_section): Handle
573 RELAXED_INPUT_SECTION_CODE. Add new overload for
574 Output_relaxed_input_section.
575 (Output_section::Input_section::is_input_section,
576 Output_section::Input_section::set_output_section): Handle relaxed
578 (Output_section::Input_section::is_relaxed_input_section,
579 Output_section::Input_section::output_section_data,
580 Output_section::Input_section::relaxed_input_section): New method
582 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
584 (Output_section::Input_section::u1_): Update comments.
585 (Output_section::Input_section::u2_): Add new union member poris.
586 (Output_section::Checkpoint_output_section): New classs definition.
587 (Output_section::relax_input_section): New method declaration.
588 (Output_section::checkpoint_): New data member.
589 (Output_segment): Update comments.
590 (Output_segment::Output_segment): Un-privatize copy constructor.
591 (Output_segment::operator=): Un-privatize.
592 * script-sections.cc (Output_section_element::Input_section_list):
593 Change element type to Output_section::Simple_input_section.
594 (Output_section_element_dot_assignment::set_section_addresses):
595 Register output section data for relaxation clean up.
596 (Output_data_exression::Output_data_expression): Adjust call to base
597 constructor to fix data size.
598 (Output_section_element_data::set_section_addresses): Register
599 Output_data_expression object for relaxation clean up.
600 (struct Input_section_info): Replace Relobj pointer and section index
601 pair with Output_section::Simple_input_section and Convert struct to a
603 (Input_section_sorter::operator()): Adjust access to
604 Input_section_info data member to use accessors.
605 (Output_section_element_input::set_section_addresses): Use layout
606 parameter. Adjust code to use Output_section::Simple_input_section
607 and Input_secction_info classes. Register filler for relaxation
609 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
610 and section index pair with Output_section::Simple_input_section
611 class. Adjust code accordingly.
612 (Phdrs_element::release_segment): New method definition.
613 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
615 (Script_sections::release_segments): New method definition.
616 * gold/script-sections.h (Script_sections::release_segments): New
618 * gold/target.h (Target::may_relax, Target::relax,
619 Target::do_may_relax, Target::do_relax): New method definitions.
621 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
623 * arm.cc (has_signed_unsigned_overflow): New function.
624 (Arm_relocate_functions::abs8): New function.
625 (Target_arm::Scan::local): Handle R_ARM_ABS8.
626 (Target_arm::Scan::global): Likewise.
627 (Target_arm::relocate::relocate): Likewise.
628 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
631 2009-09-16 Cary Coutant <ccoutant@google.com>
633 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
634 * testsuite/Makefile.in: Regenerate.
636 2009-09-11 Nick Clifton <nickc@redhat.com>
638 * po/gold.pot: Updated by the Translation project.
640 2009-09-08 Cary Coutant <ccoutant@google.com>
642 * output.cc (Output_file::open): Add execute permission to empty file.
643 * testsuite/Makefile.am (permission_test): New test.
644 * testsuite/Makefile.in: Regenerate.
646 2009-09-02 Ian Lance Taylor <iant@google.com>
648 * output.cc (Output_file::resize): Call map_no_anonymous rather
651 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
653 * gold.cc: Include "incremental.h".
654 (queue_initial_tasks): Call Incremental_checker methods.
655 * incremental.cc: Include "output.h".
656 (Incremental_checker::can_incrementally_link_output_file): New
658 * incremental.h (Incremental_checker): New class.
660 * output.cc (Output_file::open_for_modification): New method.
661 (Output_file::map_anonymous): Changed return type to bool. Record
663 (Output_file::map_no_anonymous): New method, broken out of map.
664 (Output_file::map): Use map_no_anonymous and map_anonymous.
665 * output.h (class Output_file): Update declarations.
667 2009-08-24 Cary Coutant <ccoutant@google.com>
669 * options.h (Command_line::Pre_options): New class.
670 (Command_line::pre_options): New member.
671 * options.cc (gold::options::ready_to_register): New variable.
672 (One_option::register_option): Do nothing if not registering options.
673 Assert if same short option registered twice.
674 (General_options::General_options): Turn off option registration when
676 (Command_line::Pre_options::Pre_options): New constructor.
678 2009-08-24 Cary Coutant <ccoutant@google.com>
680 * options.h (General_options::no_keep_memory): Remove incorrect
683 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
685 * Makefile.am (am__skiplex, am__skipyacc): New.
686 * Makefile.in: Regenerate.
688 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
690 * Makefile.am (AM_CPPFLAGS): Renamed from ...
691 (INCLUDES): ... this.
692 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
693 (AM_CPPFLAGS): Renamed from ...
695 * Makefile.in, testsuite/Makefile.in: Regenerate.
697 * Makefile.in: Regenerate.
698 * aclocal.m4: Likewise.
699 * config.in: Likewise.
700 * configure: Likewise.
701 * testsuite/Makefile.in: Likewise.
703 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
704 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
705 * Makefile.in: Regenerate.
706 * testsuite/Makefile.in: Regenerate.
708 2009-08-19 Cary Coutant <ccoutant@google.com>
710 * resolve.cc (Symbol_table::resolve): Don't complain about defined
711 symbols in shared libraries overridden by hidden or internal symbols
714 2009-08-19 Chris Demetriou <cgd@google.com>
716 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
717 checking source file names in error messages.
719 2009-08-18 Doug Kwan <dougkwan@google.com>
721 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
722 an elcpp::Ehdr as parameter. Adjust call to set_target.
723 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
724 an elfcpp::Ehdr as parameter.
725 * object.cc (Object::set_target): Remove the version that looks up
726 a target and sets it.
727 (Sized_relobj::setup): Take a Target object instead of
728 an elfcpp::Ehdr as parameter. Adjust call to set_target.
729 (make_elf_sized_object): Find target and ask target to
731 * object.h: (Object::set_target): Remove the version that looks up
732 a target and sets it.
733 (Sized_relobj::setup): Take a Target object instead of
734 an elfcpp:Ehdr as parameter.
735 * target.cc: Include dynobj.h.
736 (Target::do_make_elf_object_implementation): New.
737 (Target::do_make_elf_object): New.
738 * target.h (Target::make_elf_object): New template declaration.
739 (Target::do_make_elf_object): New method declarations.
740 (Target::do_make_elf_object_implementation): New template declaration.
742 2009-08-14 Ian Lance Taylor <iant@google.com>
744 * gold.h (FUNCTION_NAME): Define.
745 (gold_unreachable): Use FUNCTION_NAME.
747 2009-08-12 Sriraman Tallam <tmsriram@google.com>
749 * icf.cc (Icf::find_identical_sections): Issue a warning when a
750 symbol in the --keep-unique list is not found.
752 2009-08-12 Sriraman Tallam <tmsriram@google.com>
754 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
755 been maked as --keep-unique.
756 (Icf::unfold_section): New function.
757 * icf.h (Icf::unfold_section): New function.
758 * options.h (General_options::keep_unique): New option.
759 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
760 * testsuite/Makefile.in: Regenerate.
761 * testsuite/icf_keep_unique_test.sh: New file.
762 * testsuite/icf_keep_unique_test.cc: New file.
764 2009-08-12 Cary Coutant <ccoutant@google.com>
767 * resolve.cc (Symbol_table::resolve): Check for references from
768 dynamic objects to hidden and internal symbols.
769 * testsuite/Makefile.am (hidden_test.sh): New test.
770 * testsuite/Makefile.in: Regenerate.
771 * testsuite/hidden_test.sh: New script.
772 * testsuite/hidden_test_1.c: New test source.
773 * testsuite/hidden_test_main.c: New test source.
775 2009-08-11 Doug Kwan <dougkwan@google.com>
777 * arm.cc: Update comments.
778 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
779 segment to locate the .ARM.exidx section if present.
781 2009-08-09 Doug Kwan <dougkwan@google.com>
783 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
786 2009-08-07 Sriraman Tallam <tmsriram@google.com>
787 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
790 2009-08-06 Sriraman Tallam <tmsriram@google.com>
792 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
793 valid tls_segment only for non-debug-section relocations.
794 * testsuite/Makefile.am: Add gc_tls_test.
795 * testsuite/Makefile.in: Regenerate.
796 * testsuite/gc_tls_test.cc: New file.
797 * testsuite/gc_tls_test.sh: New file.
799 2009-08-05 Sriraman Tallam <tmsriram@google.com>
803 * Makefile.am (CCFILES): Add icf.cc.
805 * Makefile.in: Regenerate.
806 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
807 * gc.h (gc_process_relocs): Populate lists used by icf to contain
808 section, symbol and addend information for the relocs.
809 * gold.cc (queue_middle_tasks): Call identical code folding.
810 * gold.h: Add defines for multimap.
811 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
812 to the call of finalize_local_symbols.
813 * main.cc (main): Create object of class Icf.
814 * object.cc (Sized_relobj::do_layout): Allow this function to be
815 called twice during icf.
816 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
817 to sections marked as identical by icf.
818 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
820 (Sized_relobj::do_section_entsize): New function.
821 * object.h (Object::section_entsize): New function.
822 (Object::do_section_entsize): New pure virtual function.
823 (Relobj::finalize_local_symbols): Add new parameter.
824 (Relobj::do_section_entsize): New function.
825 * options.h (General_options::icf): New option.
826 (General_options::icf_iterations): New option.
827 (General_options::print_icf_sections): New option.
828 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
829 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
830 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
832 * symtab.cc (Symbol_table::is_section_folded): New function.
833 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
834 to sections marked as identical by icf.
835 * symtab.h (Symbol_table::set_icf): New function.
836 (Symbol_table::icf): New function.
837 (Symbol_table::is_section_folded): New function.
838 (Symbol_table::icf_): New data member.
839 * target-reloc.h (relocate_section): Ignore sections folded by icf.
840 * testsuite/Makefile.am: Add commands to build icf_test.
841 * testsuite/Makefile.in: Regenerate.
842 * testsuite/icf_test.sh: New file.
843 * testsuite/icf_test.cc: New file.
845 2009-07-24 Chris Demetriou <cgd@google.com>
847 * layout.cc (is_compressible_debug_section): Fix incorrect
848 comment about compressed section names.
850 2009-07-20 Ian Lance Taylor <ian@airs.com>
853 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
855 2009-07-16 Ian Lance Taylor <iant@google.com>
858 * layout.h: #include <map>.
859 (class Kept_section): Change from struct to class. Add accessors
860 and setters. Add section size to Comdat_group mapping. Change
861 Comdat_group to std::map. Add is_comdat_ field. Add
862 linkonce_size field in union.
863 (class Layout): Update declaration of find_or_add_kept_section.
864 Don't declare find_kept_object.
865 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
866 parameter. Add object, shndx, is_comdat, and is_group_name
867 parameters. Change all callers. Adjust for new Kept_section.
868 (Layout::find_kept_object): Remove.
869 * object.cc (Sized_relobj::include_section_group): Update use of
870 Kept_section. Rename secnum to shndx. Only record
871 Kept_comdat_section if sections are the same size.
872 (Sized_relobj::include_linkonce_section): Update use of
873 Kept_section. Only record Kept_comdat_section if sections are the
874 same size. Set size of linkonce section.
875 (Sized_relobj::map_to_kept_section): Update call to
876 get_kept_comdat_section.
877 * object.h (class Sized_relobj): Rename fields in
878 Kept_comdat_section to drop trailing underscores; change object
879 field to Relobj*. Change Kept_comdat_section_table to store
880 struct rather than pointer.
881 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
882 Add kept_object and kept_shndx parameters. Change all callers.
883 (Sized_relobj::get_kept_comdat_section): Change return type to
884 bool. Add kept_object and kept_shndx parameters. Change all
886 * plugin.cc (Pluginobj::include_comdat_group): Update call to
887 Layout::find_or_add_kept_section.
889 2009-07-09 Ian Lance Taylor <iant@google.com>
891 * merge.cc (Object_merge_map::initialize_input_to_output_map):
892 Reserve space in the hash table.
894 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
896 * fileread.cc (File_read::get_mtime): New method.
897 * fileread.h (Timespec): New structure.
898 (File_read::get_mtime): New method.
899 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
900 Renamed from timestamp_nsec.
901 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
903 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
905 (Incremental_inputs::report_archive): Save mtime; style fix.
906 (Incremental_inputs::report_obejct): Save mtime; style fix.
907 (Incremental_inputs::report_script): Save mtime; style fix.
908 (Incremental_inputs::finalize_inputs): Style fix.
909 (Incremental_inputs::finalize): Style fix.
910 (Incremental_inputs::create_input_section_data): Store inputs
912 * incremental.h (Incremental_inputs::report_script): Add mtime
914 (Incremental_inputs::Input_info::Input_info): Intialize only one
916 (Incremental_inputs::Input_info::archive): Move to nameless
918 (Incremental_inputs::Input_info::obejct): Move to nameless union.
919 (Incremental_inputs::Input_info::script): Move to nameless union.
920 (Incremental_inputs::mtime): New field.
921 * script.cc (read_input_script): Pass file mtime to
923 * script.h (Script_info::inputs): Style fix.
925 2009-07-01 Ian Lance Taylor <ian@airs.com>
927 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
930 2009-06-24 Ian Lance Taylor <iant@google.com>
933 * layout.cc (Layout::choose_output_section): If we find an
934 existing section, update the flags.
935 (Layout::create_notes): New function, broken out of
937 (Layout::finalize): Don't create note sections.
938 (Layout::create_note): Don't crash if linker script discards
940 (Layout::create_gold_note): Likewise.
941 (Layout::create_build_id): Likewise. Don't set
942 after_input_sections on the section.
943 (Layout::create_executable_stack_info): Remove target parameter.
945 * layout.h (class Layout): Declare create_notes. Update
946 declaration of create_executable_stack_info.
947 * gold.cc (queue_middle_tasks): Call create_notes.
948 * output.cc (Output_section::update_flags_for_input_section): Move
949 here from output.h. If SHF_ALLOC flag is newly set, mark address
951 * output.h (Output_data::mark_address_invalid): New function.
952 (class Output_section): Only declare, not define,
953 update_flags_for_input_section. Remove set_flags.
955 2009-06-24 Ian Lance Taylor <iant@google.com>
957 * script-sections.cc (Output_section_definition::
958 set_section_addresses): Rename shadowing local load_address to
961 2009-06-24 Ian Lance Taylor <iant@google.com>
964 * reloc.cc (relocate_sections): Skip empty relocation sections.
966 2009-06-23 Ian Lance Taylor <iant@google.com>
969 * layout.cc (Layout::create_note): Use choose_output_section
970 rather than make_output_section.
972 2009-06-23 Ian Lance Taylor <iant@google.com>
975 * options.cc (General_options::parse_V): Set printed_version_.
976 (General_options::General_options): Initialize printed_version_.
977 * options.h (class General_options): Add printed_version_ field.
978 * gold.cc (queue_initial_tasks): If there are no input files,
979 don't give a fatal error if we printed the version information.
980 (queue_middle_tasks): If using -r with a shared object, give a
981 fatal error rather than an ordinary error.
983 2009-06-23 Ian Lance Taylor <iant@google.com>
986 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
987 (Layout::make_output_section): Set have_stabstr_section_ if we see
989 (Layout::finalize): Call link_stabs_sections.
990 (Layout::link_stabs_sections): New file.
991 * layout.h (class Layout): Add have_stabstr_section_ field.
992 Declare link_stabs_sections.
994 2009-06-23 Doug Kwan <dougkwan@google.com>
996 * Makefile.am (libgold_a_LIBADD): New.
997 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
998 * Makefile.in: Regenerate.
999 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1000 * configure: Regenerate.
1001 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1002 * fileread.cc: Include sys/state.h
1003 * gold.h: Declare memmem and strndup if found missing.
1004 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1006 2009-06-23 Ian Lance Taylor <iant@google.com>
1008 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1009 * configure: Rebuild.
1011 2009-06-23 Ian Lance Taylor <iant@google.com>
1014 * object.cc (Object::section_contents): Don't try to get a view if
1015 the section has length zero.
1016 (Object::handle_gnu_warning_section): If the section is empty, use
1017 the name of the section as the warning.
1019 2009-06-23 Ian Lance Taylor <iant@google.com>
1022 * stringpool.h (class Stringpool_template): Add optimize_ field.
1023 (Stringpool_template::set_optimize): New function.
1024 * stringpool.cc (Stringpool_template::Stringpool_template):
1025 Initialize optimize_ field.
1026 (Stringpool_template::set_string_offsets): Test local optimize
1027 fild rather than parameter.
1028 * layout.cc (Layout::Layout): Call set_optimize on the section
1031 2009-06-22 Ian Lance Taylor <iant@google.com>
1034 * yyscript.y: Parse TARGET.
1035 * script.cc (script_set_target): New function.
1036 * script-c.h (script_set_target): Declare.
1037 * options.cc (General_options::string_to_object_format): Rename
1038 from string_to_object_format in anonymous namespace. Change
1040 * options.h (class General_options): Declare
1041 string_to_object_format.
1043 2009-06-22 Ian Lance Taylor <iant@google.com>
1045 * script-sections.cc (Script_sections::create_segments): Don't put
1046 program headers in a PT_LOAD segment if -n or -N.
1048 2009-06-22 Ian Lance Taylor <iant@google.com>
1051 * options.h (class General_options): Add -z lazy and -z now. Sort
1052 -z options into alphabetical order.
1053 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1055 2009-06-21 Ian Lance Taylor <iant@google.com>
1057 * layout.cc (Layout::make_output_section): Call
1058 Target::new_output_section.
1059 (Layout::attach_allocated_section_to_segment): Put large section
1060 sections in a separate load segment with the large segment flag
1062 (Layout::segment_precedes): Sort large data segments after other
1064 (align_file_offset): New static function.
1065 (Layout::set_segment_offsets): Use align_file_offset.
1066 * output.h (class Output_section): Add is_small_section_ and
1067 is_large_section_ fields.
1068 (Output_section::is_small_section): New function.
1069 (Output_section::set_is_small_section): New function.
1070 (Output_section::is_large_section): New function.
1071 (Output_section::set_is_large_section): New function.
1072 (Output_section::is_large_data_section): New function.
1073 (class Output_segment): Add is_large_data_segment_ field.
1074 (Output_segment::is_large_data_segment): New function.
1075 (Output_segment::set_is_large_data_segment): New function.
1076 * output.cc (Output_section::Output_section): Initialize new
1078 (Output_segment::Output_segment): Likewise.
1079 (Output_segment::add_output_section): Add assertion that large
1080 data sections always go in large data segments. Force small data
1081 sections to the end of the list of data sections. Force small BSS
1082 sections to the start of the list of BSS sections. For large BSS
1083 sections to the end of the list of BSS sections.
1084 * symtab.h (class Symbol): Declare is_common_shndx.
1085 (Symbol::is_defined): Check Symbol::is_common_shndx.
1086 (Symbol::is_common): Likewise.
1087 (class Symbol_table): Define enum Commons_section_type. Update
1088 declarations. Add small_commons_ and large_commons_ fields.
1089 * symtab.cc (Symbol::is_common_shndx): New function.
1090 (Symbol_table::Symbol_table): Initialize new fields.
1091 (Symbol_table::add_from_object): Put small and large common
1092 symbols in the right list.
1093 (Symbol_table::sized_finalized_symbol): Check
1094 Symbol::is_common_shndx.
1095 (Symbol_table::sized_write_globals): Likewise.
1096 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1097 common symbol lists. Don't call do_allocate_commons_list if the
1099 (Symbol_table::do_allocate_commons_list): Remove is_tls
1100 parameter. Add comons_section_type parameter. Change all
1101 callers. Handle small and large common symbols.
1102 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1103 Symbol::is_common_shndx.
1104 * resolve.cc (symbol_to_bits): Likewise.
1105 * target.h (Target::small_common_shndx): New function.
1106 (Target::small_common_section_flags): New function.
1107 (Target::large_common_shndx): New function.
1108 (Target::large_common_section_flags): New function.
1109 (Target::new_output_section): New function.
1110 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1111 small_common_section_flags, and large_common_section_flags
1113 (Target::do_new_output_section): New virtual function.
1114 * arm.cc (Target_arm::arm_info): Initialize new fields.
1115 * i386.cc (Target_i386::i386_info): Likewise.
1116 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1118 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1119 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1120 (Target_x86_64::do_new_output_section): New function.
1121 * configure.ac: Define conditional MCMODEL_MEDIUM.
1122 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1123 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1124 (large_LDFLAGS): Define.
1125 * testsuite/large.c: New file.
1126 * testsuite/testfile.cc (Target_test::test_target_info):
1127 Initialize new fields.
1128 * configure, testsuite/Makefile.in: Rebuild.
1130 2009-06-05 Doug Kwan <dougkwan@google.com>
1132 * Makefile.am (CCFILES): Add target.cc.
1133 * Makefile.in: Regenerate.
1134 * i386.cc (class Target_i386): Define new virtual method to
1135 override do_is_local_label_name in parent.
1136 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1137 local symbols if --discard-locals or -X is given.
1138 * options.h (class General_options): Declare new options
1139 '--discard-locals' and '-X' for discarding locals.
1140 * target.h (class Target): Define new methods is_local_label_name.
1141 Declare new virtual method do_is_local_label_name.
1142 * target.cc: New file.
1143 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1144 (check_SCRIPTS): Add discard_locals_test.sh.
1145 (check_DATA): Add discard_local_tests.syms.
1146 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1147 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1148 * testsuite/Makefile.in: Regenerate.
1149 * testsuite/discard_locals_test.c: New file.
1150 * testsuite/discard_locals_test.sh: Same.
1152 2009-06-05 Doug Kwan <dougkwan@google.com>
1154 * object.cc (Sized_relobj::Sized_relobj): Initialize
1155 discarded_eh_frame_shndx_ to -1U.
1156 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1158 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1159 a discarded .eh_frame section.
1160 (Sized_relobj::do_finalize_local_symbols): Ditto.
1161 * object.h (class Sized_relobj): Declare new member
1162 discarded_eh_frame_shndx_.
1163 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1164 (local_labels_test.o, local_labels_test): New rules.
1165 * testsuite/Makefile.in: Regenerate.
1167 2009-06-04 Doug Kwan <dougkwan@google.com>
1169 * layout.cc (Layout::section_name_mapping): Add mapping for
1170 special ARM sections.
1172 2009-06-03 Doug Kwan <dougkwan@google.com>
1174 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1175 (utils::has_overflow): Same.
1177 2009-06-03 Ian Lance Taylor <iant@google.com>
1179 * layout.cc (Layout::section_name_mapping): New array, replacing
1180 Layout::linkonce_mapping.
1181 (Layout::section_name_mapping_count): New variable, replacing
1182 Layout::linkonce_mapping_count.
1183 (Layout::linkonce_output_name): Remove.
1184 (Layout::output_section_name): Rewrite.
1185 * layout.h (class Layout): Rename Linkonce_mapping to
1186 Section_name_mapping, linkonce_mapping to section_name_mapping,
1187 linkonce_mapping_count to section_name_mapping_count. Don't
1188 declare linkonce_output_name.
1190 2009-06-03 Doug Kwan <dougkwan@google.com>
1192 * gold/arm.cc (namespace utils): New.
1193 (Target_arm::reloc_is_non_pic): Define new method.
1194 (class Arm_relocate_functions): New.
1195 (Target_arm::Relocate::relocate): Handle relocation types used by
1198 2009-06-03 Ian Lance Taylor <iant@google.com>
1200 * arm.cc (Target_arm::scan::global): Use || instead of |.
1202 2009-06-02 Doug Kwan <dougkwan@google.com>
1204 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1205 issued_non_pic_error_.
1206 (class Target_arm::Scan): Declare new method check_non_pic.
1207 Define new method symbol_needs_plt_entry.
1208 Declare new data member issued_non_pic_error_.
1209 (class Target_arm::Relocate): Declare new method
1210 should_apply_static_reloc.
1211 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1212 (Target_arm::Scan::check_non_pic): Define new method.
1213 (Target_arm::Scan::local): Handle a small subset of reloc types used
1215 (Target_arm::Scan::local): Same.
1216 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1218 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1220 * incremental.cc (Incremental_inputs::report_command_line): Filter
1221 out --incremental-* options.
1223 2009-05-29 Doug Kwan <dougkwan@google.com>
1225 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1227 (class Target_arm): Update comment.
1228 (Target_arm::Target_arm): Initialize new data members GOT_,
1229 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1230 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1231 and Target_arm::rel_dyn_section.
1232 Declare new_enum Target_arm::Got_type.
1233 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1235 Update commments for member do_dynsym_value.
1236 (Target_arm::got_size, Target_arm::plt_section,
1237 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1238 new methods inside class defintion.
1239 (Target_arm::got_section): Define new method.
1240 (Target_arm::rel_dyn_section): Same.
1241 (Output_data_plt_arm): New template class.
1242 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1243 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1244 (Output_data_plt_arm::add_entry): Same.
1245 (Output_data_plt_arm::first_plt_entry): Define new
1246 static data member for PLT instruction template.
1247 (Output_data_plt_arm::plt_entry): Same.
1248 (Output_data_plt_arm::do_write): Define new method.
1249 (Target_arm::make_plt_entry): Same.
1250 (Target_arm::do_finalize_sections): Same.
1251 (Target_arm::do_dynsym_value): Same.
1253 2009-05-28 Doug Kwan <dougkwan@google.com>
1255 * Makefile.am (TARGETSOURCES): Add arm.cc.
1256 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1257 * Makefile.in: Regenerate.
1259 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1261 2009-05-26 Doug Kwan <dougkwan@google.com>
1263 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1264 (General_options::check_excluded_libs): Strip off directories in
1265 archive name before matching like GNU ld does.
1266 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1267 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1268 (exclude_libs_test_LDFLAGS): Add linker option
1269 -Wl,--exclude-libs,libexclude_libs_test_3
1270 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1271 an explicit archive without using -l.
1272 (alt/libexclude_libs_test_3.a): New make rule.
1273 * testsuite/Makefile.in: Regenerate.
1274 * testsuite/exclude_libs_test.c : Declare lib3_default().
1276 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1277 * exclude_libs_test_3.c: New file.
1279 2009-05-26 Nick Clifton <nickc@redhat.com>
1281 * po/id.po: New Indonesian translation.
1282 * po/gold.pot: Updated template file.
1284 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1286 * testsuite/Makefile.am: Add -ffunction-sections to compile
1287 gc_comdat_test files. Add -Wl,--gc-sections to build
1289 * testsuite/Makefile.in: Regenerate.
1290 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1292 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1294 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1295 kept comdat section was garbage collected.
1296 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1297 * testsuite/Makefile.in: Regenerate.
1298 * testsuite/gc_comdat_test.sh: New file.
1299 * testsuite/gc_comdat_test_1.cc: New file.
1300 * testsuite/gc_comdat_test_2.cc: New file.
1302 2009-05-19 Doug Kwan <dougkwan@google.com>
1304 * archive.cc (Archive::Archive): Move constructor from archive.h
1305 to here. Initialize no_export_.
1306 (Archive::get_elf_object_for_member): Set no_export flag of object.
1307 * archive.h (Archive::Archive): Move constructor body to
1309 (Archive::no_export): New method.
1310 (Archive::no_export_): New field.
1311 * object.h (Object::Object): Initialize no_export_ to false.
1312 (Object::no_export, Object::set_no_export): New methods.
1313 (Object::no_export_): New field.
1314 * options.cc (General_options::parse_exclude_libs): New method.
1315 (General_options::check_excluded_libs) Same.
1316 * options.h (exclude_libs): New option.
1317 (General_options::check_excluded_libs): New method declaration.
1318 (General_options::excluded_libs_): New field.
1319 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1320 default or protected visibility if an object has no-export flag set.
1321 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1322 (check_SCRIPTS): Add exclude_libs_test.sh.
1323 (check_DATA): Add exclude_libs_test.syms.
1324 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1325 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1326 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1327 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1328 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1329 libexclude_libs_test_2.a): New rules.
1330 * testsuite/Makefile.in: Regenerate.
1331 * testsuite/exclude_libs_test.c: New file.
1332 * testsuite/exclude_libs_test.sh: Ditto.
1333 * testsuite/exclude_libs_test_1.c: Ditto.
1334 * testsuite/exclude_libs_test_2.c: Ditto.
1336 2009-05-15 Ian Lance Taylor <iant@google.com>
1338 * configure.ac: Check for declarations for cases where libiberty.h
1339 checks HAVE_DECL_xxx.
1340 * configure, config.in: Rebuild.
1342 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1344 * gold.h (Incremental_argument_list): Remove (invalid) forward
1346 * incremental.cc (Incremental_inputs::report_achive): New method.
1347 (Incremental_inputs::report_object): New method.
1348 (Incremental_inputs::report_script): New method.
1349 (Incremental_inputs::finalize_inputs): New method.
1350 (Incremental_inputs::finalize): Call finalize_inputs().
1351 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1352 Create inputs entries.
1353 * incremental.h (Incremental_input_type): New enum.
1354 (Incremental_inputs::Incremental_input): Initialize new fields.
1355 (Incremental_inputs::report_inputs): New method.
1356 (Incremental_inputs::report_achive): New method.
1357 (Incremental_inputs::report_object): New method.
1358 (Incremental_inputs::report_script): New method.
1359 (Incremental_inputs::finalize_inputs): New method.
1360 (Incremental_inputs::Input_info): New struct.
1361 (Incremental_inputs::Input_info_map): New typedef.
1362 (Incremental_inputs::lock_): New field.
1363 (Incremental_inputs::Inputs_): New field.
1364 (Incremental_inputs::Inputs_map): New field.
1365 * main.cc (main): Call Incremental_input::report_inputs.
1366 * options.h (Input_argument_list): Typedef moved from
1368 (Input_file_group::Files): Remove, use ::Input_argument_list.
1369 (Input_file_group::Input_argument_list): Remove, use
1370 ::Input_argument_list.
1371 * plugin.cc (Plugin_manager::add_input_file): Add error in
1373 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1375 * script.cc (read_input_script): Call
1376 Incremental_input::report_script.
1377 * script.h (Script_info): New class.
1379 2009-04-27 Ian Lance Taylor <iant@google.com>
1381 * x86_64.cc (do_adjust_output_section): Set entsize to
1384 2009-04-23 Elliott Hughes <enh@google.com>
1386 * output.cc (Output_file::close): After short writes, continue
1387 writing from the correct offset in the buffer being written.
1389 2009-04-23 Chris Demetriou <cgd@google.com>
1391 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1392 * configure: Regenerate.
1393 * config.in: Regenerate.
1394 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1395 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1397 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1399 * incremental.cc (Incremental_inputs_header_data): Renamed from
1400 Incremental_input_header_data.
1401 (Incremental_inputs_header_data::data_size): New field.
1402 (Incremental_inputs_header_data::put_input_file_count): Renamed
1403 from input_file_count.
1404 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1405 from command_line_offset.
1406 (Incremental_inputs_header_data::put_reserved): Renamed from
1408 (Incremental_inputs_entry_data): Renamed from
1409 Incremental_input_entry_data.
1410 (Incremental_inputs_entry_data::data_size): New field.
1411 (Incremental_inputs::report_command_line): New method.
1412 (Incremental_inputs::finalize): New method.
1413 (Incremental_inputs::create_incremental_inputs_data): New method.
1414 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1415 * incremental.h: New file.
1416 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1417 (Layout::finalize): Create incremental inputs section in
1419 (Layout::create_incremental_info_sections): New method.
1420 * layout.h (Layout::incremental_inputs): New method.
1421 (Layout::create_incremental_info_sections): New method.
1422 (Layout::incremental_inputs_): New field.
1423 * main.cc (main): Notify Incremental_input of the command line.
1425 2009-04-01 Ian Lance Taylor <iant@google.com>
1426 Mikolaj Zalewski <mikolajz@google.com>
1428 * gold.h (reserve_unordered_map): Define, three versions, one for
1429 each version of Unordered_map.
1430 * layout.cc (Layout::Layout): Remove options parameter. Add
1431 number_of_input_files parameter. Don't initialize options_.
1432 Initialize number_of_input_files_ and resized_signatures_. Move
1433 sections_are_attached_.
1434 (Layout::layout_group): Reserve space for group_signatures_.
1435 (Layout::find_or_add_kept_section): Change name parameter to be a
1436 reference. Resize signatures_ map when it gets large enough.
1437 (Layout::layout_eh_frame): Use parameters->options() instead of
1439 (Layout::make_output_section): Likewise.
1440 (Layout::attach_allocated_section_to_segment): Likewise.
1441 (Layout::finalize, Layout::create_executable_stack): Likewise.
1442 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1443 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1444 * layout.h (class Layout): Update declarations. Remove options_
1445 field. Add number_of_input_files_ and resized_signatures_
1446 fields. Move sections_are_attached_ field.
1447 * main.cc (main): Pass number of input files to Layout
1448 constructor. Don't pass options.
1450 2009-03-30 Ian Lance Taylor <iant@google.com>
1452 * ffsll.c (ffsll): Correct implementation.
1454 2009-03-27 Ian Lance Taylor <iant@google.com>
1456 * ffsll.c: New file.
1457 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1458 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1459 * ftruncate.c (ftruncate): Declare before definition.
1460 * mremap.c (mremap): Likewise.
1461 * pread.c (pread): Likewise.
1462 * configure, Makefile.in, config.in: Rebuild.
1464 * mremap.c: New file.
1465 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1466 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1467 (mremap): Declare if HAVE_MREMAP is not defined.
1468 * configure, Makefile.in, config.in: Rebuild.
1470 2009-03-27 Cary Coutant <ccoutant@google.com>
1472 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1473 position independent.
1474 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1475 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1477 2009-03-24 Cary Coutant <ccoutant@google.com>
1479 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1481 (needs_dynamic_reloc): Likewise.
1483 2009-03-24 Ian Lance Taylor <iant@google.com>
1485 * yyscript.y (file_cmd): Recognize EXTERN.
1486 (extern_name_list, extern_name_list_body): New nonterminals.
1487 * script.cc (script_add_extern): Define.
1488 * script-c.h (script_add_extern): Declare.
1490 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1492 * object.cc (is_elf_object): Define.
1493 * object.h (is_elf_object): Declare.
1494 * archive.cc (Archive::get_elf_object_for_member): Call
1496 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1498 2009-03-24 Elliott Hughes <enh@google.com>
1500 * output.cc (Output_file::map_anonymous): Define.
1501 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1502 try an anonymous one. Report the size if the mmap fails.
1503 * output.h (class Output_file): Declare map_anonymous.
1505 2009-03-24 Ian Lance Taylor <iant@google.com>
1507 * target-select.cc (instantiate_target): Don't acquire the lock if
1508 the instantiated_target_ field has already been set.
1510 2009-03-23 Ian Lance Taylor <iant@google.com>
1512 * gold-threads.h (class Initialize_lock): Define.
1513 * gold-threads.cc (class Initialize_lock_once): Define.
1514 (initialize_lock_control): New static variable.
1515 (initialize_lock_pointer): New static variable.
1516 (initialize_lock_once): New static function.
1517 (Initialize_lock::Initialize_lock): Define.
1518 (Initialize_lock::initialize): Define.
1519 * target-select.h: Include "gold-threads.h".
1520 (class Target_selector): Add lock_ and initialize_lock_ fields.
1521 Don't define instantiate_target, just declare it.
1522 * target-select.cc (Target_selector::Target_selector): Initialize
1524 (Target_selector::instantiate_target): Define.
1525 * descriptors.h: Include "gold-threads.h".
1526 (class Descriptors): Add initialize_lock_ field.
1527 * descriptors.cc (Descriptors::Descriptors): Initialize new
1529 (Descriptors::open): Use initialize_lock_ field
1530 * errors.h (class Errors): Add initialize_lock_ field.
1531 * errors.cc (Errors::Errors): Initialize new field.
1532 (Errors::initialize_lock): Use initialize_lock_ field.
1533 * powerpc.cc (class Target_selector_powerpc): Remove
1534 instantiated_target_ field. In do_recognize call
1535 instantiate_target rather than do_instantiate_target. In
1536 do_instantiate_target just allocate a new target.
1537 * sparc.cc (class Target_selector_sparc): Likewise.
1539 * freebsd.h: New file.
1540 * i386.cc: Include "freebsd.h".
1541 (Target_i386): Derive from Target_freebsd rather than
1543 (Target_selector_i386): Derive from Target_selector_freebsd rather
1544 than Target_selector.
1545 * x86_64.cc: Include "freebsd.h".
1546 (Target_x86_64): Derive from Target_freebsd rather than
1548 (Target_selector_x86_64): Derive from Target_selector_freebsd
1549 rather than Target_selector.
1550 * target.h (class Target): Add adjust_elf_header and
1551 do_adjust_elf_header.
1552 * output.cc (Output_file_header:: do_sized_write): Call target
1553 adjust_elf_header routine.
1554 * configure.tgt: Set targ_osabi.
1555 * configure.ac: Define GOLD_DEFAULT_OSABI.
1556 * parameters.cc (Parameters::default_target): Pass
1557 GOLD_DEFAULT_OSABI to select_target.
1558 * target-select.h (class Target_selector): Make instantiate_target
1559 protected rather than private.
1560 * Makefile.am (HFILES): Add freebsd.h.
1561 * configure, Makefile.in, config.in: Rebuild.
1563 * merge.cc (do_add_input_section): Correct pend value. Change
1564 message about last entry not being null terminated from error to
1567 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1569 * incremental.cc: New file.
1570 * Makefile.am (CCFILES): Add incremental.cc.
1571 * Makefile.in: Rebuild.
1573 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1575 * layout.cc (Layout::output_section_name): Preserve names
1576 of '.note.' sections.
1578 2009-03-19 Ian Lance Taylor <iant@google.com>
1580 * descriptors.cc (Descriptors::open): Check that the options are
1581 valid before using them.
1583 2009-03-18 Ian Lance Taylor <iant@google.com>
1585 * script-sections.h: Include <list>.
1586 (class Script_sections): Change Sections_elements from std::vector
1587 to std::list. Typedef public Elements_iterator. Add
1588 orphan_section_placement_, data_segment_align_start_, and
1589 saw_data_segment_align_ fields. Remove data_segment_align_index_
1591 * script-sections.cc (class Orphan_section_placement): New class.
1592 (class Sections_element): Add virtual functions is_relro and
1593 orphan_section_init. Remove virtual function place_orphan_here.
1594 (class Output_section_definition): Add is_relro and
1595 orphan_section_init. Remove place_orphan_here.
1596 (class Orphan_output_section): Likewise.
1597 (Script_sections::Script_sections): Update for field changes.
1598 (Script_sections::data_segment_align): Set saw_data_segment_align_
1599 and data_segment_align_start_, not data_segment_align_index.
1600 (Script_sections::data_segment_relro_end): Check
1601 saw_data_segment_align_. Use data_segment_align_start_ rather
1602 than data_segment_align_index_.
1603 (Script_sections::place_orphan): Rewrite to use
1604 Orphan_section_placement.
1606 2009-03-17 Ian Lance Taylor <iant@google.com>
1608 * archive.cc (Archive::add_symbols): Check for a version attached
1609 to the symbol name in the archive map.
1610 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1611 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1612 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1613 (ver_test_11.a): New target.
1614 * testsuite/Makefile.in: Rebuild.
1616 * configure.ac: Check for chsize and posix_fallocate. Replace
1618 * ftruncate.c: New file, from gnulib.
1619 * output.cc (posix_fallocate): Define dummy version if not
1620 HAVE_POSIX_FALLOCATE.
1621 (Output_file::map): Call posix_fallocate rather than lseek and
1623 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1624 * configure, Makefile.in, config.in: Rebuild.
1626 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1628 * layout.h (Layout::create_note): Add section_name parameter.
1629 * layout.cc (Layout::create_note): Likewise.
1630 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1632 2009-03-17 Ian Lance Taylor <iant@google.com>
1634 * descriptors.cc: Include "options.h".
1635 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1636 (Descriptors::open): Always use O_CLOEXEC when opening a new
1637 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1638 then set FD_CLOEXEC.
1640 * sparc.cc (class Target_sparc): Add has_got_section.
1641 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1642 make sure we have a GOT section.
1644 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1645 (Target_sparc::Scan::local): Likewise.
1646 (Target_sparc::Scan::global): Likewise.
1647 (Target_sparc::Relocate::relocate): Likewise.
1648 (Target_sparc::Relocate::relocate_tls): Likewise.
1650 * symtab.cc (Symbol_table::define_default_version): New function,
1651 broken out of add_from_object.
1652 (Symbol_table::add_from_object): Call define_default_version.
1653 (Symbol_table::define_special_symbol): Add resolve_oldsym
1654 parameter. Change all callers. If the version for a symbol comes
1655 from a version script, resolve it with the symbol with the same
1656 name with no version. Also add the symbol without a version if
1658 (do_define_in_output_data): If resolving with oldsym, don't delete
1660 (do_define_in_output_segment): Likewise.
1661 (do_define_as_constant): Likewise.
1662 * symtab.h (class Symbol_table): Update declarations.
1664 2009-03-13 Ian Lance Taylor <iant@google.com>
1666 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1667 (Read_symbols::requeue): New function.
1668 (Read_symbols::do_read_symbols): If make_elf_object fails because
1669 the target type is not configured, and the file was searched for,
1670 issue a warning and retry with the next directory.
1671 (Add_symbols::run): If the file has an incompatible format, and
1672 it was searched for, requeue the Read_symbols task. On error,
1674 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1675 dirindex parameter to constructor. Change all callers. Declare
1676 incompatible_warning and requeue.
1677 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1678 input_argument_ and input_group_ fields. Add them to
1679 constructor. Change all callers.
1680 (class Read_script): Add dirindex_ field. Add it to constructor.
1682 * archive.cc (Archive::setup): Remove input_objects parameter.
1684 (Archive::get_file_and_offset): Likewise.
1685 (Archive::read_all_symbols): Likewise.
1686 (Archive::read_symbols): Likewise.
1687 (Archive::get_elf_object_for_member): Remove input_objects
1688 parameter. Add punconfigured parameter. Change all callers.
1689 (Archive::add_symbols): Change return type to bool. Check return
1690 value of include_member.
1691 (Archive::include_all_members): Likewise.
1692 (Archive::include_member): Change return type to bool. Return
1693 false if first included object has incompatible target. Set
1694 included_member_ field.
1695 (Add_archive_symbols::run): If add_symbols returns false, requeue
1697 * archive.h (class Archive): Add included_member_ field.
1698 Initialize it in constructor. Add input_file and searched_for
1699 methods. Update declarations.
1700 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1701 input_argument_ fields. Add them to constructor. Change all
1703 * script.cc: Include "target-select.h".
1704 (class Parser_closure): Add skip_on_incompatible_target_ and
1705 found_incompatible_target_ fields. Add
1706 skip_on_incompatible_target parameter to constructor. Change all
1707 callers. Add methods skip_on_incompatible_target,
1708 clear_skip_on_incompatible_target, found_incompatible_target, and
1709 set_found_incompatible_target.
1710 (read_input_script): Add dirindex parameter. Change all callers.
1711 If parser finds an incompatible target, requeue Read_symbols
1713 (script_set_symbol): Clear skip_on_incompatible_target in
1715 (script_add_assertion, script_parse_option): Likewise.
1716 (script_start_sections, script_add_phdr): Likewise.
1717 (script_check_output_format): New function.
1718 * script.h (read_input_script): Update declaration.
1719 * script-c.h (script_check_output_format): Declare.
1720 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1721 (ignore_cmd): Remove OUTPUT_FORMAT.
1722 * fileread.cc (Input_file::Input_file): Add explicit this.
1723 (Input_file::will_search_for): New function.
1724 (Input_file::open): Add pindex parameter. Change all callers.
1725 * fileread.h (class Input_file): Add input_file_argument method.
1726 Declare will_search_for. Update declarations.
1727 * object.cc (make_elf_object): Add punconfigured parameter.
1729 * object.h (class Object): Make input_file public. Add
1730 searched_for method.
1731 (make_elf_object): Update declaration.
1732 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1734 * dirsearch.h (class Dirsearch): Update declaration.
1735 * options.h (class General_options): Add --warn-search-mismatch.
1736 * parameters.cc (Parameters::is_compatible_target): New function.
1737 * parameters.h (class Parameters): Declare is_compatible_target.
1738 * workqueue.cc (Workqueue::add_blocker): New function.
1739 * workqueue.h (class Workqueue): Declare add_blocker.
1741 * fileread.cc (Input_file::open): Remove options parameter.
1743 (Input_file::open_binary): Likewise.
1744 * script.cc (read_input_script): Likewise.
1745 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1746 options parameter from constructor. Change all callers.
1747 (class Read_script): Likewise.
1748 * fileread.h (class Input_file): Update declarations.
1749 * script.h (read_input_script): Update declaration.
1751 2009-03-10 Nick Clifton <nickc@redhat.com>
1753 * po/es.po: New Spanish translation.
1755 2009-03-06 Cary Coutant <ccoutant@google.com>
1757 * options.cc (parse_short_option): Keep dash_z from registering itself.
1759 2009-03-03 Ian Lance Taylor <iant@google.com>
1762 * target-reloc.h (relocate_section): Pass output_section to
1764 * i386.cc (Target_i386::should_apply_static_reloc): Add
1765 output_section parameter. Change all callers.
1766 (Target_i386::Relocate::relocate): Add output_section parameter.
1767 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1768 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1769 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1770 * testsuite/two_file_shared.sh: New script.
1771 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1772 (check_DATA): Add two_file_shared.dbg.
1773 (two_file_shared.dbg): New target.
1774 * testsuite/Makefile.in: Rebuild.
1776 2009-03-01 Ian Lance Taylor <iant@google.com>
1778 * configure.ac: Check for byteswap.h.
1779 * configure: Rebuild.
1780 * config.in: Rebuild.
1782 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1784 * layout.cc (Layout::find_or_add_kept_section): New function.
1785 (Layout::add_comdat): Removed.
1786 * layout.h (struct Kept_section): Move out of class Layout.
1787 Remove trailing underscores from field names. Add group_sections
1788 field. Rename group_ field to is_group. Change all uses.
1789 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1790 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1791 comdat_groups_ field.
1792 (Sized_relobj::include_section_group): Use
1793 find_or_add_kept_section and Kept_section::group_sections.
1794 (Sized_relobj::include_linkonce_section): Likewise.
1795 * object.cc (class Sized_relobj): Don't define Comdat_group or
1796 Comdat_group_table. Remove find_comdat_group and
1797 add_comdat_group. Remove comdat_groups_ field.
1798 * plugin.cc (include_comdat_group): Use
1799 Layout::find_or_add_kept_section.
1801 2009-02-28 Ian Lance Taylor <iant@google.com>
1803 * README: --gc-sections and map files are now supported. Document
1804 some build requirements.
1807 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1808 relocatable link set the value of the section symbol to zero.
1809 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1810 relocatable link don't include the section address in the local
1813 2009-02-27 Ian Lance Taylor <iant@google.com>
1816 * options.h (class Search_directory): Add is_system_directory.
1817 (class General_options): Declare is_in_system_directory.
1818 * options.cc (get_relative_sysroot): Make static.
1819 (get_default_sysroot): Make static.
1820 (General_optoins::is_in_system_directory): New function.
1821 * fileread.cc (Input_file::is_in_system_directory): New function.
1822 * fileread.h (class Input_file): Declare is_in_system_directory.
1823 * object.h (class Object): Add is_in_system_directory.
1824 (class Input_objects): Remove system_library_directory_ field.
1825 * object.cc (Input_objects::add_object): Don't set
1826 system_library_directory_.
1827 (input_objects::found_in_system_library_directory): Remove.
1828 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1829 parameter. Change all callers.
1830 (Symbol_table::sized_write_globals): Likewise.
1831 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1832 Call Object::is_in_system_directory.
1833 * symtab.h (class Symbol_table): Update declarations.
1836 * descriptors.h (Open_descriptor): Add is_on_stack field.
1837 * descriptors.cc (Descriptors::open): If the descriptor is on the
1838 top of the stack, remove it. Initialize is_on_stack field.
1839 (Descriptors::release): Only add pod to stack if it is not on the
1841 (Descriptors::close_some_descriptor): Clear stack_next and
1845 * output.cc (Output_section::find_starting_output_address): Rename
1846 from starting_output_address; add PADDR parameter; change return
1848 * output.h (class Output_section): Declare
1849 find_starting_output_address instead of starting_output_address.
1850 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1851 section symbol for which we can't find a merge section.
1854 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1855 hidden or internal, force the symbol to be local.
1856 * resolve.cc (Symbol::override_visibility): Define.
1857 (Symbol::override_base): Use override_visibility.
1858 (Symbol_table::resolve): Likewise.
1859 (Symbol::override_base_with_special): Likewise.
1860 (Symbol_table::override_with_special): If the visibility is hidden
1861 or internal, force the symbol to be local.
1862 * symtab.h (class Symbol): Add set_visibility and
1863 override_visibility.
1864 * testsuite/ver_test_1.sh: New file.
1865 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1866 (check_DATA): Add ver_test_1.syms.
1867 (ver_test_1.syms): New target.
1868 * testsuite/Makefile.in: Rebuild.
1870 2009-02-25 Cary Coutant <ccoutant@google.com>
1872 * layout.cc (Layout::choose_output_section): Don't rename sections
1873 when using a linker script that has a SECTIONS clause.
1874 * Makefile.in: Regenerate.
1876 * testsuite/Makefile.am (script_test_5.sh): New test case.
1877 * testsuite/Makefile.in: Regenerate.
1878 * testsuite/script_test_5.cc: New file.
1879 * testsuite/script_test_5.sh: New file.
1880 * testsuite/script_test_5.t: New file.
1882 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1884 * archive.cc (Archive::include_member): Update calls to add_symbols.
1885 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1886 the Layout argument.
1887 * dynobj.h (do_add_symbols): Add the Layout argument.
1888 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1890 * object.h (Object::add_symbols): Add the Layout argument.
1891 (Object::do_add_symbols): Add the Layout argument.
1892 (Sized_relobj::do_add_symbols): Add the Layout argument.
1893 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1894 Unify the two versions.
1895 (Add_plugin_symbols): Remove.
1896 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1897 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1898 (Add_plugin_symbols): Remove.
1899 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1900 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1901 (Add_symbols::run): Make it work with Pulginobj.
1903 2009-02-06 Ian Lance Taylor <iant@google.com>
1905 * object.cc (Sized_relobj::do_layout): Make info message start
1906 with lower case letter.
1908 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1910 * binary.cc: Fix file comment.
1912 * options.h (enum Incremental_disposition): Define.
1913 (class General_options): Add new options: --incremental,
1914 --incremental_changed, --incremental_unchanged,
1915 --incremental_unknown. Add incremental_disposition_ and
1916 implicit_incremental_ fields.
1917 (General_options::incremental_disposition): New function.
1918 (class Position_dependent_options): Add incremental_disposition
1920 (Position_dependent_options::copy_from_options): Set incremental
1922 * options.cc (General_options::parse_incremental_changed): New
1924 (General_options::parse_incremental_unchanged): New function.
1925 (General_options::parse_incremental_unknown): New function.
1926 (General_options::General_options): Initialize new fields
1927 incremental_disposition_ and implicit_incremental_.
1928 (General_options::finalize): Check for uasge of --incremental-*
1929 without --incremental.
1931 2009-02-06 Chris Demetriou <cgd@google.com>
1933 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1934 pointer and to report location as the file name associated with
1936 (gold_undefined_symbol_at_location): New function to replace the
1937 old gold_undefined_symbol functionality.
1938 * target-reloc.h (relocate_section): Update to use
1939 gold_undefined_symbol_at_location.
1940 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1941 Call gold_undefined_symbol function rather than gold_error.
1942 * errors.h (Errors::undefined_symbol): Take location as a
1943 string, rather than calculating it from a relocation.
1944 * errors.cc (Errors::fatal): Print "fatal error:" before the
1946 (Errors::error, Errors::error_at_location): Print "error: "
1947 before the formatted message.
1948 (Errors::undefined_symbol): Take location as a string, rather
1949 than calculating it from a relocation.
1950 (gold_undefined_symbol_at_location): New function akin to
1951 old gold_undefined_symbol, calculates location from relocation.
1952 (gold_undefined_symbol): Change to take only a Symbol pointer
1953 and to report location as the file name associated with the symbol.
1954 * testsuite/debug_msg.sh: Update for changed error messages.
1955 * testsuite/undef_symbol.sh: Likewise.
1957 2009-02-04 Duncan Sands <baldrick@free.fr>
1960 * reduced_debug_output.h
1961 (Output_reduced_debug_abbrev_section::failed): Use format for
1963 (Output_reduced_debug_info_section::faild): Likewise.
1965 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1967 * script.cc (Lazy_demangler): New class.
1968 (Version_script_info::get_symbol_version_helper): Demangle a
1971 2009-01-29 Cary Coutant <ccoutant@google.com>
1973 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1975 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1977 2009-01-28 Ian Lance Taylor <iant@google.com>
1979 * version.cc (version_string): Bump to 1.9.
1981 * gold.h: Include <cstring> and <stdint.h>.
1982 * version.cc: Include <cstdio>.
1983 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1985 * reduced_debug_output.cc (insert_into_vector): Rename from
1986 Insert_into_vector; change all callers. Use Swap_unaligned to
1987 avoid aliasing issue; remove union since it is unnecessary.
1989 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1991 * Makefile.am (CCFILES): Add gc.cc.
1993 * Makefile.in: Regenerate.
1994 * gold.cc (Gc_runner): New class.
1995 (queue_initial_tasks): Call garbage collection related tasks
1996 when corresponding options are invoked.
1997 (queue_middle_gc_tasks): New function.
1998 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1999 processed early before laying out sections during garbage collection.
2000 * gold.h (queue_middle_gc_tasks): New function.
2001 (is_prefix_of): Move from "layout.cc".
2002 * i386.cc (Target_i386::gc_process_relocs): New function.
2003 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2004 * main.cc (main): Create object of class "Garbage_collection".
2005 * object.cc (Relobj::copy_symbols_data): New function.
2006 (Relobj::is_section_name_included): New function.
2007 (Sized_relobj::do_layout): Allow this function to be called twice
2008 during garbage collection and defer layout of section during the
2010 * object.h (Relobj::get_symbols_data): New function.
2011 (Relobj::is_section_name_included): New function.
2012 (Relobj::copy_symbols_data): New function.
2013 (Relobj::set_symbols_data): New function.
2014 (Relobj::get_relocs_data): New function.
2015 (Relobj::set_relocs_data): New function.
2016 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2017 (Relobj::gc_process_relocs): New function.
2018 (Relobj::do_gc_process_relocs): New pure virtual function.
2019 (Relobj::sd_): New data member.
2020 (Sized_relobj::is_output_section_offset_invalid): New function.
2021 (Sized_relobj::do_gc_process_relocs): New function.
2022 * options.h (General_options::gc_sections): Modify to not be a no-op.
2023 (General_options::print_gc_sections): New option.
2024 * plugin.cc (Plugin_finish::run): Remove function call to
2025 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2026 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2027 * reloc.cc (Read_relocs::run): Add task to process relocs and
2028 determine unreferenced sections when doing garbage collection.
2029 (Gc_process_relocs): New class.
2030 (Sized_relobj::do_gc_process_relocs): New function.
2031 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2032 sections that are garbage collected.
2033 * reloc.h (Gc_process_relocs): New class.
2034 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2035 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2036 symbols whose corresponding sections are garbage collected.
2037 (Symbol_table::Symbol_table): Add new parameter for the garbage
2039 (Symbol_table::gc_mark_undef_symbols): New function.
2040 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2041 (Symbol_table::gc_mark_dyn_syms): New function.
2042 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2044 (Symbol_table::add_from_object): Likewise.
2045 (Symbol_table::add_from_relobj): When building shared objects, do not
2046 treat externally visible symbols as garbage.
2047 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2048 table information for static and relocatable links.
2049 * symtab.h (Symbol_table::set_gc): New function.
2050 (Symbol_table::gc): New function.
2051 (Symbol_table::gc_mark_undef_symbols): New function.
2052 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2053 (Symbol_table::gc_mark_dyn_syms): New function.
2054 (Symbol_table::gc_): New data member.
2055 * target.h (Sized_target::gc_process_relocs): New pure virtual
2057 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2058 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2060 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2062 * options.h (General_options::gc_sections): Define as a no-op for now.
2063 (General_options::no_keep_memory): Ditto.
2064 (General_options::Bshareable): Define.
2065 * options.cc (General_options::finalize): Honor -Bshareable.
2067 2009-01-20 Andreas Schwab <schwab@suse.de>
2069 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2070 read the value in the contents, since we don't use it. Use the
2071 template endianness when writing.
2072 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2074 2009-01-19 Andreas Schwab <schwab@suse.de>
2076 * configure.tgt (powerpc64-*): Fix targ_obj.
2078 2009-01-15 Ian Lance Taylor <iant@google.com>
2080 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2081 local symbols when stripping all symbols.
2083 2009-01-14 Cary Coutant <ccoutant@google.com>
2085 * output.cc (Output_reloc): Add explicit instantiations.
2087 2009-01-14 Cary Coutant <ccoutant@google.com>
2089 * archive.cc (Archive::get_elf_object_for_member): Remove call
2090 to File_read::claim_for_plugin.
2091 * descriptors.cc (Descriptors::open): Remove reference to
2093 (Descriptors::claim_for_plugin): Remove.
2094 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2095 (Descriptors::is_claimed): Remove.
2096 (claim_descriptor_for_plugin): Remove.
2097 * fileread.cc (File_read::claim_for_plugin): Remove.
2098 * fileread.h (File_read::claim_for_plugin): Remove.
2099 (File_read::descriptor): Reopen descriptor if necessary.
2100 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2101 (Plugin_manager::all_symbols_read): Add task parameter. Change
2103 (Plugin_manager::get_input_file): New function.
2104 (Plugin_manager::release_input_file): New function.
2105 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2106 corresponding data member.
2107 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2108 and pass to base constructor. Change all callers.
2109 (get_input_file, release_input_file): New functions.
2110 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2111 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2112 (Plugin_manager::all_symbols_read): Add task parameter.
2113 (Plugin_manager::get_input_file): New function.
2114 (Plugin_manager::release_input_file): New function.
2115 (Plugin_manager::task_): New data member.
2116 (Pluginobj::Pluginobj): Add filesize parameter.
2117 (Pluginobj::filename): New function.
2118 (Pluginobj::descriptor): New function.
2119 (Pluginobj::filesize): New function.
2120 (Pluginobj::filesize_): New data member.
2121 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2122 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2123 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2125 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2126 with archive libraries.
2127 * testsuite/Makefile.in: Regenerate.
2128 * testsuite/plugin_test.c (struct sym_info): New type.
2129 (get_input_file, release_input_file): New static variables.
2130 (onload): Capture new transfer vector entries.
2131 (claim_file_hook): Stop reading at end of file according to filesize.
2132 Factor out parsing of readelf output into separate function.
2133 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2134 APIs and get the source file name from the symbol table. Convert
2135 source file name to corresponding object file name. Print info
2136 message when adding new input files.
2137 (parse_readelf_line): New function.
2138 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2139 * testsuite/plugin_test_2.sh: Likewise.
2140 * testsuite/plugin_test_3.sh: Likewise.
2141 * testsuite/plugin_test_4.sh: New test case.
2143 2009-01-07 Ian Lance Taylor <iant@google.com>
2145 * version.cc (version_string): Bump to 1.8.
2147 2008-12-23 Cary Coutant <ccoutant@google.com>
2149 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2150 * plugin.cc (Plugin_manager::finish): Rename as
2151 layout_deferred_objects. Move cleanup to separate function.
2152 (Plugin_manager::cleanup): New function.
2153 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2155 * plugin.h (Plugin_manager::finish): Rename as
2156 layout_deferred_objects.
2157 (Plugin_manager::cleanup): New function.
2158 (Plugin_manager::cleanup_done): New field.
2160 2008-12-23 Cary Coutant <ccoutant@google.com>
2162 * plugin.cc (is_visible_from_outside): New function.
2163 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2164 so we don't return "IR only" status for exported symbols or -r links.
2166 * testsuite/Makefile.am (plugin_test_3): New test case.
2167 * testsuite/Makefile.in: Regenerate.
2168 * testsuite/plugin_test_3.sh: New file.
2170 2008-12-22 Cary Coutant <ccoutant@google.com>
2172 * object.cc (Sized_relobj::layout_section): New function.
2173 (Sized_relobj::do_layout): Defer layout of input sections until after
2174 plugin has provided replacement files.
2175 (Sized_relobj::do_layout_deferred_sections): New function.
2176 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2177 (Relobj::layout_deferred_sections): New function.
2178 (Relobj::do_layout_deferred_sections): New function.
2179 (Sized_relobj::do_layout_deferred_sections): New function.
2180 (Sized_relobj::layout_section): New function.
2181 (Sized_relobj::Deferred_layout): New structure.
2182 (Sized_relobj::deferred_layout_): New field.
2183 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2184 Change all callers. Layout deferred sections.
2185 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2187 (Plugin_hook::run): Move code from do_plugin_hook inline.
2188 (Plugin_hook::do_plugin_hook): Remove.
2189 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2190 (Plugin_manager::finish): Renamed, was cleanup.
2191 (Plugin_manager::should_defer_layout): New function.
2192 (Plugin_manager::add_deferred_layout_object): New function.
2193 (Plugin_manager::Deferred_layout_list): New type.
2194 (Plugin_manager::deferred_layout_objects_): New field.
2195 (Plugin_hook::do_plugin_hook): Remove.
2197 2008-12-17 Ian Lance Taylor <iant@google.com>
2199 * options.h (class General_options): Add --no case for
2202 2008-12-16 Cary Coutant <ccoutant@google.com>
2204 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2206 (Plugin_manager::claim_file): Create plugin object even if
2207 plugin did not call the add_symbols callback.
2208 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2209 asking for more symbols than were added.
2210 * testsuite/Makefile.am (plugin_test_1): Add test case with
2212 (empty.syms): New target.
2213 * testsuite/Makefile.in: Regenerate.
2214 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2215 message. Don't call add_symbols if no globals.
2216 (all_symbols_read_hook): Don't provide replacement for empty
2219 2008-12-12 Ian Lance Taylor <iant@google.com>
2221 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2222 r_type == 0 for a local symbol with r_sym == 0.
2223 (scan_relocatable_relocs): Pass r_sym to
2224 local_non_section_strategy.
2225 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2228 * configure.ac: Update test for TLS descriptors: they are
2229 supported as of glibc 2.9.
2230 * configure: Rebuild.
2232 2008-12-11 Ian Lance Taylor <iant@google.com>
2235 * target-reloc.h (Default_scan_relocatable_relocs): For each
2236 function, map r_type == 0 to RELOC_DISCARD.
2238 2008-12-10 Cary Coutant <ccoutant@google.com>
2240 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2241 object to override a kept COMDAT group from a plugin object.
2243 2008-12-09 Ian Lance Taylor <iant@google.com>
2246 * yyscript.y (file_cmd): Handle INPUT.
2248 * testsuite/initpri1.c: Change all declarations to be full
2249 prototypes by adding void, to avoid compiler warnings.
2251 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2253 * options.cc (General_options::parse_plugin_opt): New.
2254 (General_options::add_plugin): The argument now is just the filename.
2255 (General_options::add_plugin_option): New.
2256 * options.h (plugin_opt): New.
2257 (add_plugin): Change argument name.
2258 (add_plugin_option): New.
2259 * plugin.cc (Plugin::load): Don't parse the plugin option.
2260 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2261 (Plugin::add_option): New.
2262 (Plugin::args_): Change type.
2263 (Plugin::filename_): New.
2264 (Plugin_manager::add_plugin_option): New.
2265 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2266 * testsuite/Makefile.in: Regenerate.
2268 2008-12-05 Cary Coutant <ccoutant@google.com>
2270 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2271 Handle --strip-lto-sections option.
2272 * options.h (strip_lto_sections): New option.
2274 2008-12-01 Cary Coutant <ccoutant@google.com>
2276 * plugin.cc (ld_plugin_message): Change format parameter to const.
2277 Fix mismatch between new[] and delete.
2279 2008-11-14 Cary Coutant <ccoutant@google.com>
2281 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2284 2008-11-05 Craig Silverstein <csilvers@google.com>
2286 * options.cc (General_options::parse_dynamic_list): New function.
2287 * options.h (General_options): New flags dynamic_list,
2288 dynamic_list_data, dynamic_list_cpp_new, and
2289 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2290 (General_options::in_dynamic_list): New function.
2291 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2292 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2293 (Lex::can_continue_name): Likewise.
2295 (read_script_file): New parameter script_options.
2296 (read_dynamic_list): New function.
2297 (Script_options::define_dynamic_list): New function.
2298 (dynamic_list_keyword_parsecodes): New variable.
2299 (dynamic_list_keywords): New variable.
2300 * script.h (Script_options::define_dynamic_list): New function
2302 (read_dynamic_list): New function prototype.
2303 * symtab.cc (strprefix): New macro.
2304 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2305 dynamic_list_data, dynamic_list_cpp_new, and
2306 dynamic_list_cpp_typeinfo.
2307 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2308 (dynamic_list_expr): New rule.
2309 (dynamic_list_nodes): Likewise.
2310 (dynamic_list_node): Likewise.
2311 * testsuite/Makefile.am (dynamic_list): New test.
2312 * testsuite/Makefile.in: Regenerated.
2313 * testsuite/dynamic_list.t: New file.
2314 * testsuite/dynamic_list.sh: New file.
2316 2008-11-05 Craig Silverstein <csilvers@google.com>
2318 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2319 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2320 (t11_last): Likewise.
2321 * testsuite/ver_test_6.c (main): Likewise.
2323 2008-10-07 Cary Coutant <ccoutant@google.com>
2325 * options.c (General_options::finalize): Add check for -static and
2327 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2330 2008-10-02 Cary Coutant <ccoutant@google.com>
2332 * plugin.cc (make_sized_plugin_object): Fix conditional
2333 compilation to work when not all targets are enabled.
2335 2008-09-29 Cary Coutant <ccoutant@google.com>
2337 * archive.cc (Archive::get_file_and_offset): Use filename instead
2338 of name to get library path.
2339 (Archive::include_member): Unlock external member of a thin archive.
2341 * testsuite/Makefile.am (TEST_AR): New variable.
2342 (thin_archive_test_1): New test.
2343 (thin_archive_test_2): New test.
2344 * testsuite/Makefile.in: Regenerate.
2345 * testsuite/thin_archive_main.cc: New file.
2346 * testsuite/thin_archive_test_1.cc: New file.
2347 * testsuite/thin_archive_test_2.cc: New file.
2348 * testsuite/thin_archive_test_3.cc: New file.
2349 * testsuite/thin_archive_test_4.cc: New file.
2351 2008-09-29 Cary Coutant <ccoutant@google.com>
2353 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2354 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2356 (Sized_relobj::do_finalize_local_symbols): Likewise.
2357 (Sized_relobj::map_to_kept_section): Likewise.
2358 * object.h (Sized_relobj::invalid_address): New constant.
2359 (Sized_relobj::do_output_section_offset): Check for invalid_address
2361 * output.cc (Output_reloc::local_section_offset): Use constant
2362 invalid_address instead of -1U.
2363 (Output_reloc::get_address): Likewise.
2364 (Output_section::output_address): Change -1U to -1ULL.
2365 * output.h (Output_reloc::invalid_address): New constant.
2366 * reloc.cc (Sized_relobj::write_sections): Use constant
2367 invalid_address instead of -1U.
2368 (Sized_relobj::relocate_sections): Likewise.
2369 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2370 values for merge sections.
2371 * target-reloc.h (relocate_for_relocatable): Use constant
2372 invalid_address instead of -1U.
2374 2008-09-19 Cary Coutant <ccoutant@google.com>
2376 Add plugin functionality for link-time optimization (LTO).
2377 * configure.ac (plugins): Add --enable-plugins option.
2378 * configure: Regenerate.
2379 * config.in: Regenerate.
2380 * Makefile.am (LIBDL): New variable.
2381 (CCFILES): Add plugin.cc.
2382 (HFILES): Add plugin.h.
2383 (ldadd_var): Add LIBDL.
2384 * Makefile.in: Regenerate.
2386 * archive.cc: Include "plugin.h".
2387 (Archive::setup): Don't preread archive symbols when using a plugin.
2388 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2389 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2391 (Archive::include_member): Add symbols from plugin objects.
2392 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2393 * descriptors.cc (Descriptors::open): Check for file descriptors
2394 abandoned by plugins.
2395 (Descriptors::claim_for_plugin): New function.
2396 * descriptors.h (Descriptors::claim_for_plugin): New function.
2397 (Open_descriptor::is_claimed): New field.
2398 (claim_descriptor_for_plugin): New function.
2399 * fileread.cc (File_read::claim_for_plugin): New function.
2400 * fileread.h (File_read::claim_for_plugin): New function.
2401 (File_read::descriptor): New function.
2402 * gold.cc: Include "plugin.h".
2403 (queue_initial_tasks): Add task to call plugin hooks for generating
2405 * main.cc: Include "plugin.h".
2406 (main): Load plugin libraries.
2407 * object.h (Pluginobj): Declare.
2408 (Object::pluginobj): New function.
2409 (Object::do_pluginobj): New function.
2410 (Object::set_target): New function.
2411 * options.cc: Include "plugin.h".
2412 (General_options::parse_plugin): New function.
2413 (General_options::General_options): Initialize plugins_ field.
2414 (General_options::add_plugin): New function.
2415 * options.h (Plugin_manager): Declare.
2416 (General_options): Add --plugin option.
2417 (General_options::has_plugins): New function.
2418 (General_options::plugins): New function.
2419 (General_options::add_plugin): New function.
2420 (General_options::plugins_): New field.
2421 * plugin.cc: New file.
2422 * plugin.h: New file.
2423 * readsyms.cc: Include "plugin.h".
2424 (Read_symbols::do_read_symbols): Check for archive before checking
2425 for ELF file. Call plugin hooks to claim files.
2426 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2427 from a real object file; force override when processing replacement
2429 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2430 (Symbol::init_base_object): Likewise.
2431 (Symbol::init_base_output_data): Likewise.
2432 (Symbol::init_base_output_segment): Likewise.
2433 (Symbol::init_base_constant): Likewise.
2434 (Symbol::init_base_undefined): Likewise.
2435 (Symbol::output_section): Assert that object is not a plugin.
2436 (Symbol_table::add_from_pluginobj): New function.
2437 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2439 (Symbol_table::sized_write_globals): Likewise.
2440 (Symbol_table::add_from_pluginobj): Instantiate template.
2441 * symtab.h (Sized_pluginobj): Declare.
2442 (Symbol::in_real_elf): New function.
2443 (Symbol::set_in_real_elf): New function.
2444 (Symbol::in_real_elf_): New field.
2445 (Symbol_table::add_from_pluginobj): New function.
2447 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2448 (LIBDL): New variable.
2450 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2451 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2452 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2453 (MOSTLYCLEANFILES): Likewise.
2454 * testsuite/Makefile.in: Regenerate.
2455 * testsuite/plugin_test.c: New file.
2456 * testsuite/plugin_test_1.sh: New file.
2457 * testsuite/plugin_test_2.sh: New file.
2459 2008-09-16 Ian Lance Taylor <iant@google.com>
2461 * target-reloc.h (relocate_section): Check whether a symbol is
2462 defined by the ABI before reporting an undefined symbol error.
2463 * target.h (Target::is_defined_by_abi): Make parameter const.
2464 (Target::do_is_defined_by_abi): Likewise.
2465 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2466 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2467 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2468 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2469 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2470 * testsuite/Makefile.in: Rebuild.
2472 * fileread.cc (make_view): Add casts to avoid warning.
2474 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2476 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2477 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2479 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2481 * options.h (General_options::output_is_executable): New.
2482 (General_options::output_is_pie): New.
2483 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2484 for shared libraries.
2485 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2487 2008-09-11 Chris Demetriou <cgd@google.com>
2489 * options.h (origin): New -z option.
2490 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2491 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2494 2008-09-05 Cary Coutant <ccoutant@google.com>
2496 * fileread.cc (File_read::make_view): Add check for attempt to map
2499 2008-09-05 Cary Coutant <ccoutant@google.com>
2501 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2502 explicit instantiations.
2504 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2507 * options.cc (General_options::finalize): Allow undefined symbols
2508 in shlibs if linking -shared.
2511 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2512 symbols as not needing a dynsym entry.
2514 2008-08-20 Craig Silverstein <csilvers@google.com>
2516 * fileread.cc (File_read::open): Do not lock the file unless it
2517 was successfully opened.
2519 2008-08-14 Cary Coutant <ccoutant@google.com>
2521 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2522 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2523 * testsuite/tls_test.cc (struct int128): 128-bit struct
2524 for testing TLS relocs with non-zero addend.
2525 (v12): New TLS variable.
2527 (t_last): Add check for v12.
2528 * testsuite/tls_test.h (t12): New function.
2529 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2531 2008-08-13 Ian Lance Taylor <iant@google.com>
2533 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2534 set tls_segment_ or relro_segment_.
2535 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2537 * output.h (Output_section::clear_is_relro): New function.
2538 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2539 sections specially even when output_data_ is empty.
2540 (Output_segment::maximum_alignment): When first section is relro,
2541 only force alignment for PT_LOAD segments.
2542 * script.cc (script_data_segment_align): New function.
2543 (script_data_segment_relro_end): New function.
2544 * script-c.h (script_data_segment_align): Declare.
2545 (script_data_segment_relro_end): Declare.
2546 * script-sections.h (class Script_sections): Declare
2547 data_segment_align and data_segment_relro_end. Add fields
2548 segment_align_index_ and saw_relro_end_.
2549 * script-sections.cc (class Sections_element): Add set_is_relro
2550 virtual function. Add new bool* parameter to place_orphan_here.
2551 Add get_output_section virtual function.
2552 (class Output_section_definition): Add set_is_relro. Add new
2553 bool* parameter to place_orphan_here. Add get_output_section.
2554 Add is_relro_ field.
2555 (Output_section_definition::Output_section_definition): Initialize
2556 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2557 and is_relro_ fields.
2558 (Output_section_definition::place_orphan_here): Add is_relro
2560 (Output_section_definition::set_section_addresses): Set relro for
2562 (Output_section_definition::alternate_constraint): Likewise.
2563 (class Orphan_output_section): Add new bool* parameter to
2564 place_orphan_here. Add get_output_section.
2565 (Orphan_output_section::place_orphan_here): Add is_relro
2567 (Script_sections::Script_sections): Initialize
2568 data_segment_align_index_ and saw_relro_end_.
2569 (Script_sections::data_segment_align): New function.
2570 (Script_sections::data_segment_relro_end): New function.
2571 (Script_sections::place_orphan): Set or clear is_relro.
2572 (Script_sections::set_section_addresses): Force alignment of first
2574 * yyscript.y (exp): Call script_data_segment_align and
2575 script_data_segment_relro_end.
2576 * testsuite/relro_script_test.t: New file.
2577 * testsuite/relro_test.cc (using_script): Declare.
2578 (t1, t2): Test using_script.
2579 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2580 (relro_script_test_SOURCES): Define.
2581 (relro_script_test_DEPENDENCIES): Define.
2582 (relro_script_test_LDFLAGS): Define.
2583 (relro_script_test_LDADD): Define.
2584 (relro_script_test.so): New target.
2585 * testsuite/Makefile.in: Rebuild.
2587 2008-08-06 Cary Coutant <ccoutant@google.com>
2589 * archive.cc (Archive::total_archives, Archive::total_members)
2590 (Archive::total_members_loaded): New variables.
2591 (Archive::setup): Add parameter. Add option to preread
2593 (Archive::read_armap): Add counter.
2594 (Archive::get_file_and_offset): New function.
2595 (Archive::get_elf_object_for_member): New function.
2596 (Archive::read_all_symbols): New function.
2597 (Archive::read_symbols): New function.
2598 (Archive::add_symbols): Add counters.
2599 (Archive::include_all_members): Use armap to find members if it's
2601 (Archive::include_member): Skip reading symbols if already read.
2602 Factored code into Archive::get_file_and_offset and
2603 Archive::get_elf_object_for_member. Changed call to
2604 Mapfile::report_include_archive_member.
2605 (Archive::print_stats): New function.
2606 * archive.h: Declare Object and Read_symbols_data classes.
2607 (Archive::Archive): Add initializers for new members.
2608 (Archive::setup): Add parameter.
2609 (Archive::print_stats): New function.
2610 (Archive::total_archives, Archive::total_members)
2611 (Archive::total_members_loaded): New variables.
2612 (Archive::get_file_and_offset): New function.
2613 (Archive::get_elf_object_for_member): New function.
2614 (Archive::read_all_symbols): New function.
2615 (Archive::read_symbols): New function.
2616 (Archive::Archive_member): New class.
2617 (Archive::members_): New member.
2618 (Archive::num_members_): New member.
2619 * main.cc: Include archive.h.
2620 (main): Call Archive::print_stats.
2621 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2622 archive parameter; member_name is now the fully-decorated name.
2623 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2624 * options.h: (General_options): Add --preread-archive-symbols option.
2625 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2628 2008-08-04 Ian Lance Taylor <iant@google.com>
2630 * symtab.h (Symbol::use_plt_offset): New function.
2631 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2632 * powerpc.cc (Relocate::relocate): Likewise.
2633 * sparc.cc (Relocate::relocate): Likewise.
2634 * x86_64.cc (Relocate::relocate): Likewise.
2635 * testsuite/weak_plt.sh: New test.
2636 * testsuite/weak_plt_main.cc: New test.
2637 * testsuite/weak_plt_shared.cc: New test.
2638 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2639 (check_PROGRAMS): Add weak_plt.
2640 (check_DATA): Add weak_plt_shared.so.
2641 (weak_plt_main_pic.o, weak_plt): New targets.
2642 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2643 * testsuite/Makefile.in: Rebuild.
2645 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2647 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2648 * testsuite/Makefile.in: Rebuild.
2650 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2652 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2653 * Makefile.in: Regenerate.
2654 * po/POTFILES.in: Regenerate.
2656 2008-07-29 Ian Lance Taylor <iant@google.com>
2658 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2659 symbols before other symbols.
2660 * testsuite/script_test_2.cc (test_addr): Declare.
2661 (test_addr_alias): Declare.
2662 (main): Check that test_addr and test_addr_alias have the right
2664 * testsuite/script_test_2.t: Define test_addr_alias and
2667 2008-07-24 Ian Lance Taylor <iant@google.com>
2670 * descriptors.cc: New file.
2671 * descriptors.h: New file.
2672 * gold-threads.h (class Hold_optional_lock): New class.
2673 * fileread.cc: Include "descriptors.h".
2674 (File_read::~File_read): Release descriptor rather than closing
2676 (File_read::open) [file]: Call open_descriptor rather than open.
2677 Set is_descriptor_opened_.
2678 (File_read::open) [memory]: Assert that descriptor is not open.
2679 (File_read::reopen_descriptor): New function.
2680 (File_read::release): Release descriptor.
2681 (File_read::do_read): Make non-const. Reopen descriptor.
2682 (File_read::read): Make non-const.
2683 (File_read::make_view): Reopen descriptor.
2684 (File_read::do_readv): Likewise.
2685 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2686 Update declarations.
2687 * layout.cc: Include "descriptors.h".
2688 (Layout::create_build_id): Use open_descriptor rather than open.
2689 * output.cc: Include "descriptors.h".
2690 (Output_file::open): Use open_descriptor rather than open.
2691 * archive.cc (Archive::const_iterator): Change Archive to be
2693 (Archive::begin, Archive::end): Make non-const.
2694 (Archive::count_members): Likewise.
2695 * archive.h (class Archive): Update declarations.
2696 * object.h (Object::read): Make non-const.
2697 * Makefile.am (CCFILES): Add descriptors.cc.
2698 (HFILES): Add descriptors.h.
2699 * Makefile.in: Rebuild.
2702 * gold.h: Always include <clocale>. Add Solaris workarounds
2703 following code in binutils/sysdep.h.
2706 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2707 this->eh_frame_hdr_ is NULL before using it.
2709 * dynobj.cc (Versions::Versions): Update comment.
2711 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2712 the base version name.
2714 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2715 array size plus one.
2716 (Stringpool_template::set_string_offsets): Subtract one from key
2717 before using it as an array index.
2718 (Stringpool_template::get_offset_with_length): Likewise.
2719 (Stringpool_template::write_to_buffer): Likewise.
2720 * stringpool.h (Stringpool_template::get_offset_from_key):
2723 2008-07-23 Ian Lance Taylor <iant@google.com>
2726 * object.h (Merged_symbol_value::value): Do our best to handle a
2730 * script.cc (Version_script_info::get_versions): Don't add empty
2731 version tag to return value.
2732 (Version_script_info::get_symbol_version_helper): Change return
2733 type to bool. Add pversion parameter. Change all callers.
2734 (script_register_vers_node): Don't require a non-NULL tag.
2735 * script.h (class Version_script_info): Update declarations.
2736 (Version_script_info::get_symbol_version): Change return type to
2737 bool. Add version parameter. Change all callers.
2738 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2739 handling. Handle an empty version from a version script.
2740 (Symbol_table::define_special_symbol): Likewise.
2741 * testsuite/ver_test_10.script: New file.
2742 * testsuite/ver_test_10.sh: New file.
2743 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2744 (check_DATA): Add ver_test_10.syms.
2745 (ver_test_10.syms, ver_test_10.so): New target.
2746 * testsuite/Makefile.in: Rebuild.
2748 2008-07-23 Simon Baldwin <simonb@google.com>
2750 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2751 to zero for undefined symbols from dynamic libraries.
2753 2008-07-23 Ian Lance Taylor <iant@google.com>
2755 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2757 * symtab.h (class Symbol_table): Update declaration.
2758 * testsuite/ver_test_9.cc: New file.
2759 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2760 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2761 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2762 (ver_test_9.so, ver_test_9.o): New targets.
2763 * testsuite/Makefile.in: Rebuild.
2765 2008-07-22 Ian Lance Taylor <iant@google.com>
2767 * options.h (class General_options): Define --check-sections.
2768 * layout.cc (Layout::set_segment_offsets): Handle
2771 * options.h (class General_options): Define -n/--nmagic and
2773 * options.cc (General_options::finalize): For -n/--nmagic or
2774 -N/--omagic, set -static.
2775 * layout.cc (Layout::attach_allocated_section_to_segment): If
2776 -N/--omagic, don't put read-only and read-write sections in
2778 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2779 finding a read-only segment.
2780 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2781 don't set the minimum segment alignment to the common page size,
2782 and don't set the file offset to the address modulo the page size.
2783 * script-sections.cc (Script_sections::create_segments): If
2784 -n/--omagic, don't put read-only and read-write sections in
2787 * cref.cc: New file.
2789 * options.h (class General_options): Add --print-symbol-counts.
2790 * main.cc (main): Issue defined symbol report if requested.
2791 * archive.cc (Archive::interpret_header): Make into a const member
2793 (Archive::add_symbols): Call Input_objects::archive_start and
2795 (Archive::const_iterator): Define new class.
2796 (Archive::begin, Archive::end): New functions.
2797 (Archive::include_all_members): Rewrite to use iterator.
2798 (Archive::count_members): New function.
2799 * archive.h (class Archive): Update declarations.
2800 (Archive::filename): New function.
2801 * object.cc: Include "cref.h".
2802 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2803 (Sized_relobj::do_get_global_symbol_counts): New function.
2804 (Input_objects::add_object): Add object to cross-referencer.
2805 (Input_objects::archive_start): New function.
2806 (Input_objects::archive_stop): New function.
2807 (Input_objects::print_symbol_counts): New function.
2808 * object.h: Declare Cref and Archive.
2809 (Object::get_global_symbol_counts): New function.
2810 (Object::do_get_global_symbol_counts): New pure virtual function.
2811 (class Sized_relobj): Add defined_count_ field. Update
2813 (class Input_objects): Add cref_ field. Update constructor.
2814 Update declarations.
2815 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2817 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2819 (Sized_dynobj::do_get_global_symbol_counts): New function.
2820 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2821 defined_count_. Update declarations. Define Symbols typedef.
2822 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2823 parameter. Change all callers.
2824 (Symbol_table::add_from_dynobj): Add sympointers and defined
2825 parameters. Change all callers.
2826 * symtab.h (class Symbol_table): Update declarations.
2827 * Makefile.am (CCFILES): Add cref.cc.
2828 (HFILES): Add cref.h.
2829 * Makefile.in: Rebuild.
2831 2008-07-22 Simon Baldwin <simonb@google.com>
2833 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2834 to zero when writing undefined symbols.
2836 2008-07-22 Ian Lance Taylor <iant@google.com>
2838 * output.cc (Output_section::add_input_section): Don't try to
2839 merge empty merge sections.
2841 2008-07-21 Craig Silverstein <csilvers@google.com>
2843 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2844 Include symbol version in error message.
2846 2008-07-20 Chris Demetriou <cgd@google.com>
2848 * configure.ac (gold_cv_c_random_seed): New configured variable.
2849 (RANDOM_SEED_CFLAGS): New substituted variable.
2850 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2851 * configure: Rebuild.
2852 * Makefile.in: Likewise.
2853 * testsuite/Makefile.in: Likewise.
2855 2008-07-18 Ian Lance Taylor <iant@google.com>
2857 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2858 where we see NAME/NULL and NAME/VERSION as separate symbols.
2859 * testsuite/ver_test_main.cc (main): Call t4.
2860 (t4, t4_2a): Define.
2861 * testsuite/ver_test_2.cc (t4_2): Define.
2862 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2863 * testsuite/ver_test_4.cc (t4_2a): Define.
2864 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2865 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2867 2008-07-17 Ian Lance Taylor <iant@google.com>
2869 * dynobj.cc (Versions::add_def): If we give an error about a
2870 missing version, go ahead and create the version anyhow.
2872 2008-07-10 Ian Lance Taylor <iant@google.com>
2874 Handle output sections with more than 0x7fffffff bytes.
2875 * object.h (class Relobj): Change map_to_output_ to
2876 output_sections_, and just keep a section pointer. Change all
2877 uses. Move comdat group support to Sized_relobj.
2878 (Relobj::is_section_specially_mapped): Remove.
2879 (Relobj::output_section): Remove poff parameter. Change all
2881 (Relobj::output_section_offset): New function.
2882 (Relobj::set_section_offset): Rewrite.
2883 (Relobj::map_to_output): Remove.
2884 (Relobj::output_sections): New function.
2885 (Relobj::do_output_section_offset): New pure virtual function.
2886 (Relobj::do_set_section_offset): Likewise.
2887 (class Sized_relobj): Add section_offsets_ field. Add comdat
2888 group support from Relobj. Update declarations.
2889 (Sized_relobj::get_output_section_offset): New function.
2890 (Sized_relobj::do_output_section_offset): New function.
2891 (Sized_relobj::do_set_section_offset): New function.
2892 * object.cc (Relobj::output_section_address): Remove.
2893 (Sized_relobj::Sized_relobj): Initialize new fields.
2894 (Sized_relobj::include_section_group): Cast find_kept_object to
2896 (Sized_relobj::include_linkonce_section): Likewise.
2897 (Sized_relobj::do_layout): Use separate arrays for output section
2899 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2901 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2902 output_sections and section_offsets.
2903 (Sized_relobj::write_local_symbols): Likewise.
2904 (map_to_kept_section): Compute output address directly.
2905 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2906 output_sections and section_offsets.
2907 (Sized_relobj::write_sections): Likewise.
2908 (Sized_relobj::relocate_sections): Likewise.
2909 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2910 * output.h (class Output_reloc): Update declarations. Change
2911 u2_.relobj to Sized_relobj*.
2912 (class Output_data_reloc): Change add functions to use
2914 * output.cc (Output_reloc::Output_reloc): Change relobj to
2916 (Output_reloc::local_section_offset): Change return type to
2917 Elf_Addr. Use get_output_section_offset.
2918 (Output_reloc::get_address): Likewise.
2919 (Output_section::is_input_address_mapped): Don't call
2920 is_section_specially_mapped.
2921 (Output_section::output_offset): Likewise.
2922 (Output_section::output_address): Likewise.
2923 (Output_section::starting_output_address): Likewise.
2924 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2925 parameter to Sized_relobj*.
2926 (Copy_relocs::need_copy_reloc): Likewise.
2927 (Copy_relocs::save): Likewise.
2928 * copy-relocs.h (class Copy_relocs): Update declarations.
2929 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2930 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2931 * target-reloc.h (relocate_for_relocatable): Change
2932 offset_in_output_section type to Elf_Addr. Change code that uses
2934 * layout.cc (Layout::layout): Always set *off.
2935 * mapfile.cc (Mapfile::print_input_section): Use
2936 output_section_offset.
2937 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2939 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2940 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2941 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2943 2008-07-03 Ian Lance Taylor <iant@google.com>
2945 * layout.cc (Layout::include_section): Do not discard unrecognized
2946 SHT_STRTAB sections.
2948 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2950 * script.cc (Lex::can_continue_name): Make '?' allowable in
2951 version-script names.
2952 * testsuite/version_script.map: Change glob pattern to use '?'
2954 2008-06-30 Manish Singh <yosh@gimp.org>
2957 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2960 2008-06-30 Ian Lance Taylor <iant@google.com>
2964 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2965 versions]: Don't try to read the value in the contents, since we
2966 don't use it. Use the template endianness when writing.
2968 2008-06-25 Cary Coutant <ccoutant@google.com>
2970 * fileread.cc (File_read::make_view): Assert on zero-length view.
2971 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2972 symbol table when there are no symbols to read.
2974 2008-06-23 Craig Silverstein <csilvers@google.com>
2976 * version.cc (version_string): Bump to 1.7
2978 2008-06-18 Craig Silverstein <csilvers@google.com>
2980 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2981 constant 0xFFFF to type Valtype.
2982 (Powerpc_relocate_functions::rel16_ha): Likewise.
2984 2008-06-17 Ian Lance Taylor <iant@google.com>
2986 * output.h (Output_section::Input_section): Initialize p2align_ to
2987 zero for Output_section_data constructors.
2988 (Output_section::Input_section::addralign): If not an input
2989 section, return the alignment of the Output_section_data.
2990 * testsuite/copy_test.cc: New file.
2991 * testsuite/copy_test_1.cc: New file.
2992 * testsuite/copy_test_2.cc: New file.
2993 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2994 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2995 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2996 (copy_test_1_pic.o, copy_test_1.so): New targets.
2997 (copy_test_2_pic.o, copy_test_2.so): New targets.
2998 * testsuite/Makefile.in: Rebuild.
3000 * script-sections.cc (Script_sections::place_orphan): Initialize
3001 local variable exact.
3003 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3005 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3007 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3008 David S. Miller <davem@davemloft.net>
3010 * powerpc.cc: New file.
3011 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3012 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3013 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3014 * Makefile.in: Rebuild.
3016 2008-06-09 Ian Lance Taylor <iant@google.com>
3018 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3020 (throwing, orig_terminate): New static variables.
3021 (terminate_handler): New static function.
3022 (t2): Set terminate handler.
3024 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3027 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3030 2008-05-30 Cary Coutant <ccoutant@google.com>
3032 * archive.cc (Archive::include_all_members) Correct to step
3033 over symbol table and extended name table in thin archives.
3035 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3038 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3041 2008-05-28 Caleb Howe <cshowe@google.com>
3043 * reduced_debug_output.cc: New file.
3044 * reduced_debug_output.h: New file.
3045 * options.h (class General_options): Add --strip-debug-non-line.
3046 * options.cc (General_options::finalize): Add strip_debug_non_line
3047 to the strip heirarchy.
3048 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3050 * layout.cc: Include "reduced_debug_output.h".
3051 (Layout::Layout): Initialize new fields.
3052 (line_only_debug_sections): New static array.
3053 (is_lines_only_debug_sections): New static inline function.
3054 (Layout::include_section): Handle --strip-debug-non-line.
3055 (Layout::make_output_section): If --strip-debug-non-line, build
3056 new output sections for .debug_abbrev and .debug_info.
3057 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3058 gold. Warn about possible overflow.
3059 (read_signed_LEB_128): Likewise.
3060 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3061 (read_signed_LEB_128): Declare.
3062 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3063 (HFILES): Add reduced_debug_output.h.
3064 * Makefile.in: Rebuild.
3066 2008-05-21 Ian Lance Taylor <iant@google.com>
3068 * mapfile.cc: New file.
3069 * mapfile.h: New file.
3070 * options.h (class General_options): Add -M/--print-map and -Map.
3071 * options.cc (General_options::finalize): Make -M equivalent to
3073 * main.cc: Include <cstdio> and "mapfile.h".
3074 (main): Open mapfile if requested.
3075 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3076 constructor. Change caller.
3077 (queue_initial_tasks): Add mapfile parameter. Change caller.
3078 (queue_middle_tasks): Likewise.
3079 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3081 * archive.cc: Include "mapfile.h".
3082 (Archive::add_symbols): Add mapfile parameter. Change all
3083 callers. Pass mapfile, symbol, and reason to include_member.
3084 (Archive::include_all_members): Add mapfile parameter. Change all
3086 (Archive::include_member): Add mapfile, sym, and why parameters.
3087 Change all callers. Report inclusion to map file.
3088 * archive.h: Include "fileread.h".
3089 (class Archive): Update declarations.
3090 (Archive::file): New const method.
3091 (class Add_archive_symbols): Add mapfile_ field. Update
3092 constructor. Change all callers.
3093 * readsyms.h (class Read_symbols): Likewise.
3094 (class Finish_group): Likewise.
3095 (class Read_script): Likewise.
3096 * common.cc: Include "mapfile.h".
3097 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3099 (Symbol_table::do_allocate_commons): Likewise.
3100 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3101 symbol allocation to mapfile.
3102 * common.h (class Allocate_commons_task): Add mapfile_ field.
3103 Update constructor. Change all callers.
3104 * symtab.h (class Symbol_table): Update declarations.
3105 * layout.cc: Include "mapfile.h".
3106 (Layout_task_runner::run): Print information to mapfile.
3107 (Layout::create_gold_note): Change Output_data_fixed_space to
3108 Output_data_zero_fill.
3109 (Layout::create_build_id): Likewise.
3110 (Layout::print_to_mapfile): New function.
3111 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3112 constructor. Change caller.
3113 (class Layout): Declare print_to_mapfile.
3114 * output.cc (Output_section::Input_section::print_to_mapfile): New
3116 (Output_section::add_input_section): If producing a map, always
3117 add to input_sections_ list.
3118 (Output_section::do_print_to_mapfile): New function.
3119 (Output_segment::print_sections_to_mapfile): New function.
3120 (Output_segment::print_section_list_to_mapfile): New function.
3121 * output.h: Include "mapfile.h".
3122 (Output_data::print_to_mapfile): New function.
3123 (Output_data::do_print_to_mapfile): New virtual function.
3124 (Output_segment_headers::do_print_to_mapfile): New function.
3125 (Output_file_header::do_print_to_mapfile): New function.
3126 (Output_data_const::do_print_to_mapfile): New function.
3127 (class Output_data_const_buffer): Add map_name_ field. Update
3128 constructor. Change all callers. Add do_print_to_mapfile
3130 (class Output_data_fixed_space): Likewise.
3131 (class Output_data_space): Likewise.
3132 (class Output_data_zero_fill): New class.
3133 (Output_data_strtab::do_print_to_mapfile): New function.
3134 (Output_data_reloc_base::do_print_to_mapfile): New function.
3135 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3136 (Output_data_group::do_print_to_mapfile): New function.
3137 (Output_data_got::do_print_to_mapfile): New function.
3138 (Output_data_dynamic::do_print_to_mapfile): New function.
3139 (Output_symtab_xindex::do_print_to_mapfile): New function.
3140 (class Output_section): Declare do_print_to_mapflie. Declare
3141 print_to_mapfile in Input_section.
3142 (class Output_segment): Declare new functions.
3143 * object.h (Sized_relobj::symbol_count): New function.
3144 * script-sections.cc
3145 (Output_section_element_dot_assignment::set_section_addresses):
3146 Change Output_data_fixed_space to Output_data_zero_fill.
3147 (Output_data_expression::do_print_to_mapfile): New function.
3148 * script.cc (read_input_script): Add mapfile parameter. Change
3150 * script.h (read_input_script): Update declaration.
3151 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3152 (Eh_frame::do_print_to_mapfile): New function.
3153 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3154 (Output_merge_string::do_print_to_mapfile): New function.
3155 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3157 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3159 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3161 * Makefile.am (CCFILES): Add mapfile.cc.
3162 (HFILES): Add mapfile.h.
3163 * Makefile.in: Rebuild.
3165 2008-05-19 Ian Lance Taylor <iant@google.com>
3167 * options.h (class General_options): Add -z relro.
3168 * layout.cc (Layout::Layout): Initialize relro_segment_.
3169 (Layout::add_output_section_data): Return the output section.
3170 (Layout::make_output_section): Rcognize relro sections and mark
3172 (Layout::attach_allocated_section_to_segment): Put relro sections
3173 in a PT_GNU_RELRO segment.
3174 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3176 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3178 (Layout::linkonce_mapping): Map d.rel.ro.local to
3180 (Layout::output_section_name): Us .data.rel.ro.local for any
3181 section which begins with that.
3182 * layout.h (class Layout): Update add_output_section_data
3183 declaration. Add relro_segment_ field.
3184 * output.cc (Output_section::Output_section): Initialize is_relro_
3185 and is_relro_local_ fields.
3186 (Output_segment::add_output_section): Group relro sections.
3187 (Output_segment::is_first_section_relro): New function.
3188 (Output_segment::maximum_alignment): If there is a relro section,
3189 align the segment to the common page size.
3190 (Output_segment::set_section_addresses): Track whether we are
3191 looking at relro sections. If the last section is a relro
3192 section, align to the common page size.
3193 (Output_segment::set_section_list_addresses): Add in_relro
3194 parameter. Change all callers. Align to the page size when
3195 moving from relro to non-relro section.
3196 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3198 * output.h (class Output_section): Add is_relro_ and
3199 is_relro_local_ fields.
3200 (Output_section::is_relro): New function.
3201 (Output_section::set_is_relro): New function.
3202 (Output_section::is_relro_local): New function.
3203 (Output_section::set_is_relro_local): New function.
3204 (class Output_segment): Update declarations.
3205 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3206 * sparc.cc (Target_sparc::got_section): Likewise.
3207 * x86_64.cc (Target_x86_64::got_section): Likewise.
3208 * testsuite/relro_test_main.cc: New file.
3209 * testsuite/relro_test.cc: New file.
3210 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3211 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3212 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3213 (relro_test.so, relro_test_pic.o): New targets.
3214 * testsuite/Makefile.in: Rebuild.
3216 2008-05-16 Ian Lance Taylor <iant@google.com>
3218 * output.cc (Output_segment::add_output_section): Remove front
3220 * output.h (class Output_segment): Remove
3221 add_initial_output_section and overloaded add_output_section.
3222 Update declaration of remaining add_output_section.
3223 * layout.cc (Layout::create_interp): Call add_output_section
3224 rather than add_initial_output_section.
3225 (Layout::finish_dynamic_section): Likewise.
3227 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3228 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3229 know the dynamic type.
3230 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3231 field. Initialize it in constructor.
3232 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3233 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3234 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3237 * output.cc (Output_reloc::get_address): Change return type to
3239 * output.h (class Output_reloc): Update get_address declaration.
3240 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3241 for section addresses.
3243 2008-05-09 Ian Lance Taylor <iant@google.com>
3246 * gold.cc (gold_nomem): Use return value of write.
3248 2008-05-08 Ian Lance Taylor <iant@google.com>
3250 * symtab.c (Symbol::init_base_output_data): Add version
3251 parameter. Change all callers.
3252 (Symbol::init_base_output_segment): Likewise.
3253 (Symbol::init_base_constant): Likewise.
3254 (Symbol::init_base_undefined): Likewise.
3255 (Sized_symbol::init_output_data): Likewise.
3256 (Sized_symbol::init_output_segment): Likewise.
3257 (Sized_symbol::init_constant): Likewise.
3258 (Sized_symbol::init_undefined): Likewise.
3259 (Symbol_table::do_define_in_output_data): If the new symbol has a
3260 version, mark it as the default.
3261 (Symbol_table::do_define_in_output_segment): Likewise.
3262 (Symbol_table::do_define_as_constant): Likewise.
3263 * symtab.h (class Symbol): Update declarations.
3264 (class Sized_symbol): Likewise.
3265 * resolve.cc (Symbol::override_version): New function.
3266 (Symbol::override_base): Call override_version.
3267 (Symbol::override_base_with_special): Likewise.
3268 * testsuite/ver_script_8.script: New file.
3269 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3270 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3271 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3272 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3274 2008-05-06 Ian Lance Taylor <iant@google.com>
3277 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3279 (class General_options): Remove existing --undefined, and add
3280 --no-undefined instead. Add new --undefined as synonym for -u.
3281 * archive.cc (Archive::add_symbols): Check whether symbol was
3283 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3284 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3285 all uses. Add IS_UNDEFINED. Update declarations to split
3286 different versions of init_base. Declare init_base_undefined.
3287 (Symbol::is_defined): Handle IS_UNDEFINED.
3288 (Symbol::is_undefined): Likewise.
3289 (Symbol::is_weak_undefined): Call is_undefined.
3290 (Symbol::is_absolute): Handle IS_CONSTANT.
3291 (class Sized_symbol): Update declarations to split different
3292 versions of init. Declare init_undefined.
3293 (class Symbol_table): Declare new functions.
3294 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3296 (Symbol::init_base_output_data): Likewise.
3297 (Symbol::init_base_output_segment): Likewise.
3298 (Symbol::init_base_constant): Likewise.
3299 (Symbol::init_base_undefined): New function.
3300 (Sized_symbol::init_object): Rename from init. Change all
3302 (Sized_symbol::init_output_data): Likewise.
3303 (Sized_symbol::init_output_segment): Likewise.
3304 (Sized_symbol::init_constant): Likewise.
3305 (Sized_symbol::init_undefined): New function.
3306 (Symbol_table::add_undefined_symbols_from_command_line): New
3308 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3310 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3311 (Symbol::output_section): Likewise.
3312 (Symbol::set_output_section): Likewise.
3313 (Symbol_table::sized_finalize_symbol): Likewise.
3314 (Symbol_table::sized_write_globals): Likewise.
3315 * resolve.cc (Symbol_table::should_override): Likewise.
3316 (Symbol::override_base_with_special): Likewise.
3318 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3319 symbol, change it to have default visibility.
3320 * testsuite/protected_1.cc: New file.
3321 * testsuite/protected_2.cc: New file.
3322 * testsuite/protected_3.cc: New file.
3323 * testsuite/protected_main_1.cc: New file.
3324 * testsuite/protected_main_2.cc: New file.
3325 * testsuite/protected_main_3.cc: New file.
3326 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3327 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3328 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3329 (protected_1.so): New target.
3330 (protected_1_pic.o, protected_2_pic.o): New targets.
3331 (protected_3_pic.o): New target.
3332 (check_PROGRAMS): Add protected_2.
3333 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3334 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3335 * testsuite/Makefile.in: Rebuild.
3337 * options.h (DEFINE_var): Add set_user_set_##varname__.
3338 (DEFINE_bool_alias): New macro.
3339 (class General_options): Define -Bstatic using DEFINE_bool_alias
3340 rather than DEFINE_special. Add --undefined as an alias for -z
3342 * options.cc (General_options::parse_Bstatic): Remove.
3344 * options.h (class General_options): Add --fatal-warnings.
3345 * main.cc (main): Implement --fatal-warnings.
3346 * errors.h (Errors::warning_count): New function.
3348 * options.h (class General_options): Add -Bsymbolic-functions.
3349 * symtab.h (Symbol::is_preemptible): Check for
3350 -Bsymbolic-functions.
3352 2008-05-05 Ian Lance Taylor <iant@google.com>
3354 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3355 as noVARNAME rather than no-VARNAME.
3356 (class General_options): Add option -z combreloc.
3357 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3359 (Output_reloc::sort_before) [SHT_REL]: New function.
3360 (Output_reloc::sort_before) [SHT_RELA]: New function.
3361 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3362 Sort_relocs_comparison.
3363 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3364 parameter. Change all callers.
3365 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3366 sort_relocs parameter. Change all callers.
3367 * output.cc (Output_reloc::get_address): New function, broken out
3369 (Output_reloc::write_rel): Call it.
3370 (Output_reloc::compare): New function.
3371 (Output_data_reloc_base::do_write): Optionally sort relocs.
3373 * configure.ac: If targ_extra_obj is set, link it in.
3374 * configure.tgt: Initialize all variables.
3375 (x86_64*): Set targ_extra_obj and targ_extra_size.
3376 * configure: Rebuild.
3378 * object.cc (Sized_relobj::include_section_group): Adjust section
3379 indexes read from group data. Build vector to pass to
3381 * layout.cc (Layout::layout_group): Add flags and shndxes
3382 parameters. Remove contents parameter. Change caller. Update
3383 explicit instantiations.
3384 * layout.h (class Layout): Update layout_group declaration.
3385 * output.cc (Output_data_group::Output_data_group): Add flags and
3386 input_shndxes parameters. Remove contents parameter. Change
3388 (Output_data_group::do_write): Change input_sections_ to
3390 * output.h (class Output_data_group): Update constructor
3391 declaration. Rename input_sections_ to input_shndxes_.
3392 * testsuite/many_sections_test.cc: Add template.
3394 2008-04-30 Cary Coutant <ccoutant@google.com>
3396 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3398 * layout.cc (Layout::include_section): Refactored check for debug
3400 (Layout::add_comdat): Add new parameters. Change type
3401 of signature parameter. Add object and shndx to signatures table.
3402 (Layout::find_kept_object): New function.
3403 * layout.h: Include <cstring>.
3404 (Layout::is_debug_info_section): New function.
3405 (Layout::add_comdat): Add new parameters.
3406 (Layout::find_kept_object): New function.
3407 (Layout::Kept_section): New struct.
3408 (Layout::Signatures): Change type of map range.
3409 * object.cc (Relobj::output_section_address): New function.
3410 (Sized_relobj::include_section_group): Add new parameters. Change
3411 calls to Layout::add_comdat. Change to build table of kept comdat
3412 groups and table mapping discarded sections to kept sections.
3413 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3414 (Sized_relobj::do_layout): Change calls to include_section_group and
3415 include_linkonce_section.
3416 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3417 value to zero when section is discarded.
3418 (Sized_relobj::map_to_kept_section): New function.
3419 * object.h (Relobj::output_section_address): New function.
3420 (Relobj::Comdat_group): New type.
3421 (Relobj::find_comdat_group): New function.
3422 (Relobj::Comdat_group_table): New type.
3423 (Relobj::Kept_comdat_section): New type.
3424 (Relobj::Kept_comdat_section_table): New type.
3425 (Relobj::add_comdat_group): New function.
3426 (Relobj::set_kept_comdat_section): New function.
3427 (Relobj::get_kept_comdat_section): New function.
3428 (Relobj::comdat_groups_): New field.
3429 (Relobj::kept_comdat_sections_): New field.
3430 (Symbol_value::input_value): Update comment.
3431 (Sized_relobj::map_to_kept_section) New function.
3432 (Sized_relobj::include_linkonce_section): Add new parameter.
3433 * target-reloc.h (Comdat_behavior): New type.
3434 (get_comdat_behavior): New function.
3435 (relocate_section): Add code to map a discarded section to the
3436 corresponding kept section when applying a relocation.
3438 2008-04-30 Craig Silverstein <csilvers@google.com>
3440 * dwarf_reader.cc (next_generation_count): New static var.
3441 (Addr2line_cache_entry): New struct.
3442 (addr2line_cache): New static var.
3443 (Dwarf_line_info::one_addr2line): Added caching.
3444 (Dwarf_line_info::clear_addr2line_cache): New function.
3445 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3446 cache-size parameter.
3447 (Dwarf_line_info::one_addr2line_cache): New function.
3448 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3449 new cache-size argument to one_addr2line(), and clear cache.
3451 2008-04-28 Cary Coutant <ccoutant@google.com>
3453 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3454 R_386_PC8 relocations.
3456 2008-04-23 Ian Lance Taylor <iant@google.com>
3458 * object.cc (Sized_relobj::include_section_group): Check for
3459 invalid section group.
3461 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3464 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3465 than read for file header.
3466 * archive.cc (Archive::include_member): Likewise.
3468 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3470 * aclocal.m4: Regenerate.
3471 * configure: Regenerate.
3473 2008-04-19 Ian Lance Taylor <iant@google.com>
3475 * version.cc (version_string): Bump to 1.6.
3477 * testsuite/Makefile.am (many_sections_r_test): New target.
3478 (many_sections_r_test_SOURCES): Remove.
3479 (many_sections_r_test_DEPENDENCIES): Remove.
3480 (many_sections_r_test_LDFLAGS): Remove.
3481 (many_sections_r_test_LDADD): Remove.
3483 * object.cc (Sized_relobj::do_add_symbols): Always pass
3484 local_symbol_count_ to add_from_relobj.
3486 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3487 every thousand variables.
3488 * testsuite/Makefile.in: Rebuild.
3490 * object.cc (Xindex::initialize_symtab_xindex): New function.
3491 (Xindex::read_symtab_xindex): New function.
3492 (Xindex::sym_xindex_to_shndx): New function.
3493 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3495 (Sized_relobj::do_initialize_xindex): New function.
3496 (Sized_relobj::do_read_symbols): Adjust section links.
3497 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3498 parameter. Change all callers.
3499 (Sized_relobj::include_section_group): Adjust section links and
3500 symbol section indexes.
3501 (Sized_relobj::do_layout): Adjust section links.
3502 (Sized_relobj::do_count_local_symbols): Adjust section links and
3503 symbol section indexes.
3504 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3505 ordinary and special symbols.
3506 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3507 dynsym_xindex parameters. Change all callers. Adjust section
3508 links. Use SHN_XINDEX when needed.
3509 (Sized_relobj::get_symbol_location_info): Adjust section links.
3510 Don't get fooled by special symbols.
3511 * object.h (class Xindex): Define.
3512 (class Object): Add xindex_ parameter. Declare virtual functoin
3513 do_initialize_xindex.
3514 (Object::adjust_sym_shndx): New function.
3515 (Object::set_xindex): New protected function.
3516 (class Symbol_value): Add is_ordinary_shndx_ field.
3517 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3518 (Symbol_value::value): Assert ordinary section.
3519 (Symbol_value::initialize_input_to_output_map): Likewise.
3520 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3522 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3524 (class Sized_relobj): Update declarations.
3525 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3526 parameter. Change all callers.
3527 (Sized_relobj::adjust_shndx): New function.
3528 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3530 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3531 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3532 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3533 (Sized_dynobj::read_dynsym_section): Adjust section links.
3534 (Sized_dynobj::read_dynamic): Likewise.
3535 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3537 (Sized_dynobj::do_initialize_xindex): New function.
3538 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3539 do_initialize_xindex.
3540 (Sized_dynobj::adjust_shndx): New function.
3541 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3542 dynsym_xindex_ fields.
3543 (Layout::finalize): Add a call to set_section_indexes before
3544 creating the symtab sections.
3545 (Layout::set_section_indexes): Don't do anything if the section
3546 already has a section index.
3547 (Layout::create_symtab_sections): Add shnum parameter. Change
3548 caller. Create .symtab_shndx section if needed.
3549 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3551 (Layout::allocated_output_section_count): New function.
3552 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3554 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3555 fields. Update declarations.
3556 (Layout::symtab_xindex): New function.
3557 (Layout::dynsym_xindex): New function.
3558 (class Write_symbols_task): Add layout_ field.
3559 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3561 * output.cc (Output_section_headers::Output_section_headers): Add
3562 shstrtab_section parameter. Change all callers.
3563 (Output_section_headers::do_sized_write): Store overflow values
3564 for section count and section string table section index in
3565 section header zero.
3566 (Output_file_header::do_sized_write): Check for overflow of
3567 section count and section string table section index.
3568 (Output_symtab_xindex::do_write): New function.
3569 (Output_symtab_xindex::endian_do_write): New function.
3570 * output.h (class Output_section_headers): Add shstrtab_section_.
3571 Update declarations.
3572 (class Output_symtab_xindex): Define.
3573 (Output_section::has_out_shndx): New function.
3574 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3576 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3578 (Sized_symbol::init): Likewise.
3579 (Symbol::output_section): Check for ordinary symbol.
3580 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3581 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3583 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3584 Change all callers. Simplify handling of symbols from sections
3585 not included in the link.
3586 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3588 (Weak_alias_sorter::operator()): Assert that symbols are
3590 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3592 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3593 parameters. Change all callers.
3594 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3595 symbol distinction. Use SHN_XINDEX when needed.
3596 (Symbol_table::write_section_symbol): Add symtab_xindex
3597 parameter. Change all callers.
3598 (Symbol_table::sized_write_section_symbol): Likewise. Use
3599 SHN_XINDEX when needed.
3600 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3602 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3603 (Symbol::is_defined): Check is_ordinary.
3604 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3605 (Symbol::is_absolute, Symbol::is_common): Likewise.
3606 (class Sized_symbol): Update declarations.
3607 (class Symbol_table): Update declarations.
3608 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3609 parameters. Change all callers.
3610 (Sized_symbol::override): Likewise.
3611 (Symbol_table::override): Likewise.
3612 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3613 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3614 is_ordinary, and orig_st_shndx parameters. Change all callers.
3615 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3616 to be in an ordinary section.
3617 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3618 object and is_ordinary parameters. Change all callers.
3619 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3620 Change all callers. Don't add undefined or non-ordinary symbols
3622 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3624 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3626 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3627 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3628 (Sized_relobj::relocate_sections): Likewise.
3629 * target-reloc.h (scan_relocs): Adjust section symbol index.
3630 (scan_relocatable_relocs): Likewise.
3631 * i386.cc (Scan::local): Check for ordinary symbols.
3632 * sparc.cc (Scan::local): Likewise.
3633 * x86_64.cc (Scan::local): Likewise.
3634 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3635 to symbol_section_and_value.
3636 * testsuite/many_sections_test.cc: New file.
3637 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3638 (check_PROGRAMS): Add many_sections_test.
3639 (many_sections_test_SOURCES): Define.
3640 (many_sections_test_DEPENDENCIES): Define.
3641 (many_sections_test_LDFLAGS): Define.
3642 (BUILT_SOURCES): Add many_sections_define.h.
3643 (many_sections_define.h): New target.
3644 (BUILT_SOURCES): Add many_sections_check.h.
3645 (many_sections_check.h): New target.
3646 (check_PROGRAMS): Add many_sections_r_test.
3647 (many_sections_r_test_SOURCES): Define.
3648 (many_sections_r_test_DEPENDENCIES): Define.
3649 (many_sections_r_test_LDFLAGS): Define.
3650 (many_sections_r_test_LDADD): Define.
3651 (many_sections_r_test.o): New target.
3652 * testsuite/Makefile.in: Rebuild.
3654 2008-04-17 Cary Coutant <ccoutant@google.com>
3656 * errors.cc (Errors::info): New function.
3657 (gold_info): New function.
3658 * errors.h (Errors::info): New function.
3659 * gold.h (gold_info): New function.
3660 * object.cc (Input_objects::add_object): Print trace output.
3661 * options.cc (options::parse_set): New function.
3662 (General_options::parse_wrap): Deleted.
3663 (General_options::General_options): Deleted initializer.
3664 * options.h (options::String_set): New typedef.
3665 (options::parse_set): New function.
3666 (DEFINE_set): New macro.
3667 (General_options::wrap): Changed to use DEFINE_set. Changed
3668 callers of any_wrap_symbols and is_wrap_symbol.
3669 (General_options::trace, General_options::trace_symbol):
3671 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3672 (General_options::wrap_symbols_): Deleted.
3673 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3675 2008-04-17 David S. Miller <davem@davemloft.net>
3677 * options.cc (General_options::parse_V): New function.
3678 * options.h: Add entries for -V and -Qy.
3680 2008-04-17 Ian Lance Taylor <iant@google.com>
3682 * common.cc (Symbol_table::allocate_commons): Remove options
3683 parameter. Change caller.
3684 (Symbol_table::do_allocate_commons): Remove options parameter.
3685 Change caller. Just call do_allocate_commons_list twice.
3686 (Symbol_table::do_allocate_commons_list): New function, broken out
3687 of do_allocate_commons.
3688 * common.h (class Allocate_commons_task): Remove options_ field.
3690 * symtab.cc (Symbol_table::Symbol_table): Initialize
3692 (Symbol_table::add_from_object): Put TLS common symbols on
3694 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3695 which are IN_OUTPUT_DATA.
3696 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3697 allocate_commons and do_allocate_commons declarations. Declare
3698 do_allocate_commons_list.
3699 * gold.cc (queue_middle_tasks): Update creation of
3700 Allocate_commons_task to not pass options.
3701 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3702 (TLS_TEST_C_FLAGS): New variable.
3703 (tls_test_c_pic.o): New target.
3704 (tls_test_shared.so): Link in tls_test_c_pic.o.
3705 (tls_test_c_pic_ie.o): New target.
3706 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3707 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3708 (tls_test_c.o): New target.
3709 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3710 (tls_pic_test_LDADD): Likewise.
3711 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3712 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3713 (tls_test_c_gnu2.o): New target.
3714 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3716 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3717 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3718 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3719 * testsuite/tls_test.cc: Include "config.h".
3720 (t_last): Call t11_last.
3721 * testsuite/tls_test.h (t11, t11_last): Declare.
3722 * testsuite/tls_test_c.c: New file.
3723 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3724 * configure.ac: Check for OpenMP support.
3725 * configure, config.in, Makefile.in: Rebuild.
3726 * testsuite/Makefile.in: Rebuild.
3728 2008-04-16 Cary Coutant <ccoutant@google.com>
3730 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3731 (Target_i386::tls_base_symbol_defined_): New field.
3732 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3733 (Target_i386::Scan::global): Likewise.
3734 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3735 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3736 (Target_x86_64::tls_base_symbol_defined_): New field.
3737 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3738 (Target_x86_64::Scan::global): Likewise.
3740 2008-04-16 Cary Coutant <ccoutant@google.com>
3742 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3743 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3744 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3745 building shared libraries.
3746 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3747 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3748 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3749 * testsuite/Makefile.in: Rebuild.
3750 * testsuite/weak_undef.h: New file.
3751 * testsuite/weak_undef_file1.cc: Add extra test cases.
3752 * testsuite/weak_undef_file2.cc: Likewise.
3753 * testsuite/weak_undef_test.cc: Likewise.
3755 2008-04-16 David S. Miller <davem@davemloft.net>
3757 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3758 Add issued_non_pic_error_ field. Declare check_non_pic.
3759 (Target_sparc::Scan::check_non_pic): New function.
3760 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3761 (Target_sparc::Scan::global): Likewise.
3763 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3764 * configure: Rebuild.
3766 * options.h (DEFINE_enable): New macro.
3767 (new_dtags): New enable option.
3768 (initfirst, interpose, loadfltr, nodefaultlib,
3769 nodelete, nodlopen, nodump): New -z options.
3770 * layout.cc (Layout:finish_dynamic_section): If new
3771 dtags enabled, emit DT_RUNPATH. Also, emit a
3772 DT_FLAGS_1 containing any specified -z flags.
3774 2008-04-16 Ian Lance Taylor <iant@google.com>
3776 * copy-relocs.cc: New file.
3777 * copy-relocs.h: New file.
3778 * reloc.cc: Remove Copy_relocs code.
3779 * reloc.h: Likewise.
3780 * reloc-types.h (struct Reloc_types) [both versions]: Add
3781 get_reloc_addend_noerror.
3782 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3783 variants of add_global which take an addend which must be zero.
3784 * i386.cc: Include "copy-relocs.h".
3785 (class Target_i386): Change type of copy_relocs_ to variable,
3787 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3789 (Target_i386::do_finalize_sections): Change handling of
3791 * sparc.cc: Include "copy-relocs.h".
3792 (class Target_sparc): Change type of copy_relocs_ to variable,
3794 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3796 (Target_sparc::do_finalize_sections): Change handling of
3798 * x86_64.cc: Include "copy-relocs.h".
3799 (class Target_x86_64): Change type of copy_relocs_ to variable,
3801 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3802 class. Change all callers.
3803 (Target_x86_64::do_finalize_sections): Change handling of
3805 * Makefile.am (CCFILES): Add copy-relocs.cc.
3806 (HFILES): Add copy-relocs.h.
3808 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3810 * testsuite/script_test_4.sh: Permit leading zeroes.
3812 2008-04-15 Ian Lance Taylor <iant@google.com>
3814 * script-sections.cc (Script_sections::create_segments): Use
3815 header_size_adjustment even when there is enough room for the
3817 * testsuite/script_test_4.sh: New file.
3818 * testsuite/script_test_4.t: New file.
3819 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3820 (check_DATA): Add script_test_4.stdout.
3821 (MOSTLYCLEANFILES): Likewise.
3822 (script_test_4): New target.
3823 (script_test_4.stdout): New target.
3824 * testsuite/Makefile.in: Rebuild.
3826 * sparc.cc: Add definitions for Output_data_plt_sparc class
3829 2008-04-14 David S. Miller <davem@davemloft.net>
3831 * sparc.cc: New file.
3832 * Makefile.am (TARGETSOURCES): Add sparc.cc
3833 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3834 * configure.tgt: Document targ_extra_size and
3835 targ_extra_big_endian. Add entries for sparc-* and
3837 * configure.ac: Handle targ_extra_size and
3838 targ_extra_big_endian.
3839 * Makefile.in: Rebuild.
3840 * configure: Likewise.
3841 * po/POTFILES.in: Likewise.
3842 * po/gold.pot: Likewise.
3844 2008-04-14 Ian Lance Taylor <iant@google.com>
3846 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3847 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3848 in the name/type/flags to section mapping. Don't call
3849 allocate_output_section.
3850 (Layout::choose_output_section): Change parameter from adjust_name
3851 to is_input_section. Don't permit input sections after sections
3852 are attached to segments. Don't call allocate_output_section.
3853 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3854 not write_enable_output_section.
3855 (Layout::make_output_section): Don't push to
3856 unattached_section_list_ nor call attach_to_segment. Call
3857 attach_section_to_segment if sections are attached.
3858 (Layout::attach_sections_to_segments): New function.
3859 (Layout::attach_section_to_segment): New function.
3860 (Layout::attach_allocated_section_to_segment): Rename from
3861 attach_to_segment. Remove flags parameter.
3862 (Layout::allocate_output_section): Remove function.
3863 (Layout::write_enable_output_section): Remove function.
3864 * layout.h (class Layout): Update for above changes. Add new
3865 field sections_are_attached_.
3866 * output.h (Output_section::update_flags_for_input_section): New
3868 * output.cc (Output_section::add_input_section): Call
3869 update_flags_for_input_section.
3870 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3872 2008-04-11 Cary Coutant <ccoutant@google.com>
3874 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3875 thought unnecessary.
3876 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3878 2008-04-11 Ian Lance Taylor <iant@google.com>
3880 * output.h (class Output_section_data): Remove inline definition
3882 * output.cc (Output_section_data::set_addralign): New function.
3884 2008-04-11 Cary Coutant <ccoutant@google.com>
3886 Add support for TLS descriptors for i386 and x86_64.
3887 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3888 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3889 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3891 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3892 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3893 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3895 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3896 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3897 Fix problem with initial-exec relocations.
3898 (Target_i386::Relocate::relocate_tls): Likewise.
3899 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3901 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3902 support for section-plus-offset dynamic table entries.
3903 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3904 (Output_data_dynamic::Dynamic_entry): Add support for
3905 section-plus-offset dynamic table entries.
3906 (Output_data_dynamic::Classification): Likewise.
3907 (Output_data_dynamic::classification_): Renamed offset_.
3908 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3909 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3910 (Target_x86_64::make_plt_section): New function.
3911 (Target_x86_64::reserve_tlsdesc_entries): New function.
3912 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3913 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3914 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3915 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3916 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3917 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3918 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3919 add extra PLT entry for TLS descriptors.
3920 (Output_data_plt_x86_64::got_): New field.
3921 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3922 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3924 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3926 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3927 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3928 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3929 R_386_TLS_DESC_CALL relocations.
3930 (Target_x86_64::Scan::global): Likewise.
3931 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3932 for TLS descriptors.
3933 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3934 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3935 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3936 GD-to-IE relaxation.
3937 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3938 and TLS_DESCRIPTORS.
3939 * Makefile.in: Rebuild.
3940 * configure: Rebuild.
3941 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3942 (tls_test_shared2.so): New target.
3943 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3944 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3945 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3946 (tls_shared_gd_to_ie_test_LDADD): New variable.
3947 (tls_shared_gnu2_gd_to_ie_test): New target.
3948 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3950 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3951 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3952 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3953 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3954 (tls_shared_gnu2_test): New target.
3955 (tls_test_gnu2_shared.so): New target.
3956 (tls_shared_gnu2_test_SOURCES): New variable.
3957 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3958 (tls_shared_gnu2_test_LDFLAGS): New variable.
3959 (tls_shared_gnu2_test_LDADD): New variable.
3960 * testsuite/Makefile.in: Rebuild.
3961 * testsuite/Makefile.
3963 2008-04-11 Ian Lance Taylor <iant@google.com>
3965 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3967 * testsuite/Makefile.in: Rebuild.
3969 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3971 * testsuite/script_test_2.cc (main): Adjust test.
3973 2008-04-11 David S. Miller <davem@davemloft.net>
3974 Ian Lance Taylor <iant@google.com>
3976 * options.h (General_options): Add entries for '-Y' and
3978 * options.cc (General_options:finalize): If -Y was used, add those
3979 entries to the library path instead of the default "/lib" and
3982 2008-04-11 David S. Miller <davem@davemloft.net>
3984 * testsuite/justsyms.t: Start at 0x100.
3985 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3986 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3988 * testsuite/script_test_2.cc: Adjust string and section length
3991 2008-04-09 Ian Lance Taylor <iant@google.com>
3994 * script-sections.cc (Sections_element::allocate_to_segment): Add
3996 (Output_section_definition::allocate_to_segment): Likewise.
3997 (Orphan_output_section::allocate_to_segment): Likewise.
3998 (Script_sections::attach_sections_using_phdrs_clause): Don't
3999 propagate non-PT_LOAD segments to orphan sections.
4000 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4001 readelf rather than objdump.
4002 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4003 .interp section and PT_INTERP segment are the same size.
4004 * testsuite/Makefile.in: Rebuild.
4006 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4007 aliases for symbols defined in the same object.
4008 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4009 (weak_alias_test_SOURCES): New variable.
4010 (weak_alias_test_DEPENDENCIES): New variable.
4011 (weak_alias_test_LDFLAGS): New variable.
4012 (weak_alias_test_LDADD): New variable.
4013 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4014 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4015 (weak_alias_test_3.o): New target.
4016 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4017 * testsuite/weak_alias_test_main.cc: New file.
4018 * testsuite/weak_alias_test_1.cc: New file.
4019 * testsuite/weak_alias_test_2.cc: New file.
4020 * testsuite/weak_alias_test_3.cc: New file.
4022 2008-04-08 Ian Lance Taylor <iant@google.com>
4024 * options.h (class General_options): Add --noinhibit-exec option.
4025 * main.cc (main): Check --noinhibit-exec.
4027 * options.h (class General_options): Define --wrap as a special
4028 option. Add wrap_symbols_ field.
4029 (General_options::any_wrap_symbols): New function.
4030 (General_options::is_wrap_symbol): New function.
4031 * options.cc (General_options::parse_wrap): New function.
4032 (General_options::General_options): Initialize wrap_symbols_.
4033 * symtab.cc (Symbol_table::wrap_symbol): New function.
4034 (Symbol_table::add_from_object): Handle --wrap.
4035 * symtab.h (class Symbol_table): Declare wrap_symbol.
4036 * target.h (Target::wrap_char): New function.
4037 (Target::Target_info): Add wrap_char field.
4038 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4039 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4040 * testsuite/testfile.cc (Target_test::test_target_info):
4043 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4046 * layout.h (class Layout): Add added_eh_frame_data_ field.
4047 * layout.cc (Layout::Layout): Initialize new field.
4048 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4049 output section until we find a section we merged successfully.
4050 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4051 that the size be non-zero.
4053 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4056 2008-04-08 Craig Silverstein <csilvers@google.com>
4058 * configure.ac: Export new conditional variable HAVE_ZLIB.
4059 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4061 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4062 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4064 2008-04-07 Ian Lance Taylor <iant@google.com>
4066 * version.cc (version_string): Set to "1.5".
4068 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4069 Add issued_non_pic_error_ field. Declare check_non_pic.
4070 (Target_x86_64::Scan::check_non_pic): New function.
4071 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4072 (Target_x86_64::Scan::global): Likewise.
4074 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4075 addend parameter. Change caller. Handle merge sections.
4076 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4077 Address to Addend. Don't add in the result of
4078 local_section_offset, pass down the addend and use the returned
4080 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4081 Update declarations of local_section_offset and symbol_value.
4082 * testsuite/two_file_test_1.cc (t18): New function.
4083 * testsuite/two_file_test_2.cc (f18): New function.
4084 * testsuite/two_file_test_main.cc (main): Call t18.
4085 * testsuite/two_file_test.h (t18, f18): Declare.
4087 * configure.ac: Don't test for objdump, c++filt, or readelf.
4088 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4090 (TEST_READELF): New variable.
4091 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4092 (check_PROGRAMS): Add two_file_strip_test.
4093 (two_file_strip_test): New target.
4094 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4095 (two_file_same_shared_strip_test_SOURCES): New variable.
4096 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4097 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4098 (two_file_same_shared_strip_test_LDADD): New variable.
4099 (two_file_shared_strip.so): New target.
4100 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4101 (ver_test_5.syms, ver_test_7.syms): Likewise.
4102 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4103 (strip_test_3.stdout): Use TEST_OBJDUMP.
4104 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4106 2008-04-04 Cary Coutant <ccoutant@google.com>
4108 * symtab.h (Symbol::is_weak_undefined): New function.
4109 (Symbol::is_strong_undefined): New function.
4110 (Symbol::is_absolute): New function.
4111 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4112 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4114 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4115 (weak_undef_test): New target.
4116 * testsuite/Makefile.in: Rebuild.
4117 * testsuite/weak_undef_file1.cc: New file.
4118 * testsuite/weak_undef_file2.cc: New file.
4119 * testsuite/weak_undef_test.cc: New file.
4121 2008-04-03 Craig Silverstein <csilvers@google.com>
4123 * compressed_output.h (class Output_compressed_section): Use
4125 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4127 (zlib_compressed_suffix): Removed.
4128 (Output_compressed_section::set_final_data_size): Use unsigned
4130 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4131 Fix linker invocation.
4132 (flagstest_o_specialfile_and_compress_debug_sections):
4134 * testsuite/Makefile.in: Regenerated.
4136 2008-04-02 David S. Miller <davem@davemloft.net>
4138 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4139 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4141 2008-04-02 Craig Silverstein <csilvers@google.com>
4145 2008-04-02 Ian Lance Taylor <iant@google.com>
4147 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4148 parameters. Update for new key type to views_. Change all
4150 (File_read::read): Adjust for byteshift in returned view.
4151 (File_read::add_view): New function, broken out of
4153 (File_read::make_view): New function, broken out of
4155 (File_read::find_or_make_view): Add offset and aligned
4156 parameters. Rewrite accordingly. Change all callers.
4157 (File_read::get_view): Add offset and aligned parameters. Adjust
4158 for byteshift in return value.
4159 (File_read::get_lasting_view): Likewise.
4160 * fileread.h (class File_read): Update declarations.
4161 (class File_read::View): Add byteshift_ field. Add byteshift to
4162 constructor. Add byteshift method.
4163 * archive.h (Archive::clear_uncached_views): New function.
4164 (Archive::get_view): Add aligned parameter. Change all callers.
4165 * object.h (Object::get_view): Add aligned parameter. Change all
4167 (Object::get_lasting_view): Likewise.
4169 * fileread.cc (File_read::release): Don't call clear_views if
4170 there are multiple objects.
4171 * fileread.h (File_read::clear_uncached_views): New function.
4172 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4175 2008-03-31 Cary Coutant <ccoutant@google.com>
4177 Add thin archive support.
4178 * archive.cc (Archive::armagt): New const.
4179 (Archive::setup): Remove task parameter and calls to unlock.
4180 (Archive::unlock_nested_archives): New function.
4181 (Archive::read_header): Add nested_off parameter. Change
4183 (Archive::interpret_header): Likewise.
4184 (Archive::include_all_members): Change to handle thin
4186 (Archive::include_member): Likewise.
4187 * archive.h (Archive::Archive): Add new parameters and
4189 (Archive::armagt): New const.
4190 (Archive::setup): Remove task parameter.
4191 (Archive::unlock_nested_archives): New function.
4192 (Archive::read_header): Add nested_off parameter.
4193 (Archive::interpret_header): Likewise.
4194 (Archive::Nested_archive_table): New typedef.
4195 (Archive::is_thin_archive_): New field.
4196 (Archive::nested_archives_): New field.
4197 (Archive::options_): New field.
4198 (Archive::dirpath_): New field.
4199 (Archive::task_): New field.
4200 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4201 for thin archives. Pass additional parameters to
4202 Archive::Archive. Unlock the archive file after calling
4205 2008-03-29 Ian Lance Taylor <iant@google.com>
4207 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4208 version symbol to be local.
4209 * testsuite/ver_test_4.sh: New file.
4210 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4211 (check_DATA): Add ver_test_4.syms.
4212 (ver_test_4.syms): New target.
4213 * testsuite/Makefile.in: Rebuild.
4216 (Output_section::Input_section_sort_entry::has_priority): New
4218 (Output_section::Input_section_sort_entry::match_file_name): New
4220 (Output_section::Input_section_sort_entry::match_section_name):
4222 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4224 (Output_section::Input_section_sort_entry::match_section_file):
4226 (Output_section::Input_section_sort_compare::operator()): Rewrite
4227 using new Input_section_sort_entry functions. Sort crtbegin and
4228 crtend first. Sort sections with no priority before sections with
4230 * testsuite/initpri1.c (d3): Check j != 4.
4231 (cd5): New constructor/destructor function.
4232 (main): Check j != 2.
4234 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4235 new symbol when resolving, don't call set_is_default.
4236 * testsuite/ver_test_7.cc: New file.
4237 * testsuite/ver_test_7.sh: New file.
4238 * testsuite/Makefile.am (ver_test_7.so): New target.
4239 (ver_test_7.o): New target.
4240 (check_SCRIPTS): Add ver_test_7.sh.
4241 (check_DATA): Add ver_test_7.syms.
4242 (ver_test_7.syms): New target.
4244 2008-03-28 Ian Lance Taylor <iant@google.com>
4246 * layout.cc (Layout::layout): If we see an input section with a
4247 name that needs sorting, set the must_sort flag for the output
4249 (Layout::make_output_section): If the name of the output section
4250 indicates that it might require sorting, set the may_sort flag.
4251 * output.h (Output_section::may_sort_attached_input_sections): New
4253 (Output_section::set_may_sort_attached_input_sections): New
4255 (Output_section::must_sort_attached_input_sections): New
4257 (Output_section::set_must_sort_attached_input_sections): New
4259 (class Output_section): Declare Input_section_sort_entry. Define
4260 Input_section_sort_compare. Declare
4261 sort_attached_input_sections. Add new fields:
4262 may_sort_attached_input_sections_,
4263 must_sort_attached_input_sections_,
4264 attached_input_sections_are_sorted_.
4265 * output.cc (Output_section::Output_section): Initialize new
4267 (Output_section::add_input_section): Add an entry to
4268 input_sections_ if may_sort or must_sort are true.
4269 (Output_section::set_final_data_size): Call
4270 sort_attached_input_sections if necessary.
4271 (Output_section::Input_section_sort_entry): Define new class.
4272 (Output_section::Input_section_sort_compare::operator()): New
4274 (Output_section::sort_attached_input_sections): New function.
4275 * configure.ac: Check whether the compiler supports constructor
4276 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4277 * testsuite/initpri1.c: New file.
4278 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4279 CONSTRUCTOR_PRIORITY.
4280 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4281 (initpri1_LDFLAGS): New variable.
4282 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4284 2008-03-27 Ian Lance Taylor <iant@google.com>
4286 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4287 * testsuite/common_test_1.c: New file.
4288 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4289 (common_test_1_SOURCES): New variable.
4290 (common_test_1_DEPENDENCIES): New variable.
4291 (common_test_1_LDFLAGS): New variable.
4293 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4294 and commons_ correctly when NAME/VERSION does not override
4296 * testsuite/ver_test_6.c: New file.
4297 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4298 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4299 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4301 2008-03-26 Ian Lance Taylor <iant@google.com>
4303 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4304 of an undefined symbol from a version script.
4305 * testsuite/Makefile.am (ver_test_5.so): New target.
4306 (ver_test_5.o): New target.
4307 (check_SCRIPTS): Add ver_test_5.sh.
4308 (check_DATA): Add ver_test_5.syms.
4309 (ver_test_5.syms): New target.
4310 * testsuite/ver_test_5.cc: New file.
4311 * testsuite/ver_test_5.script: New file.
4312 * testsuite/ver_test_5.sh: New file.
4313 * Makefile.in, testsuite/Makefile.in: Rebuild.
4316 Fix problems building gold with gcc 4.3.0.
4317 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4318 (gold_error_at_location, gold_warning_at_location): Use it.
4319 * configure.ac: Check whether we can compile and use a template
4320 function with a printf attribute.
4321 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4322 when jumping over bytes.
4323 * object.cc: Instantiate Object::read_section_data.
4324 * debug.h: Include <cstring>
4325 * dwarf_reader.cc: Include <algorithm>
4326 * main.cc: Include <cstring>.
4327 * options.cc: Include <cstring>.
4328 * output.cc: Include <cstring>.
4329 * script.cc: Include <cstring>.
4330 * script.h: Include <string>.
4331 * symtab.cc: Include <cstring> and <algorithm>.
4332 * target-select.cc: Include <cstring>.
4333 * version.cc: Include <string>.
4334 * testsuite/testmain.cc: Include <cstdlib>.
4335 * configure, config.in: Rebuild.
4337 2008-03-25 Ian Lance Taylor <iant@google.com>
4339 * options.cc: Include "../bfd/bfdver.h".
4340 (options::help): Print bug reporting address.
4342 * version.cc (print_version): Adjust output for current value of
4347 * options.cc (options::help): Print list of supported targets.
4348 * target-select.h: Include <vector>.
4349 (class Target_selector): Make machine_, size_, and is_big_endian_
4350 fields const. Add bfd_name_ and instantiated_target_ fields.
4351 (Target_selector::Target_selector): Add bfd_name parameter.
4352 (Target_selector::recognize): Make non-virtual, call
4354 (Target_selector::recognize_by_name): Make non-virtual, call
4355 do_recognize_by_name.
4356 (Target_selector::supported_names): New function.
4357 (Target_selector::bfd_name): New function.
4358 (Target_selector::do_instantiate_target): New pure virtual
4360 (Target_selector::do_recognize): New virtual function.
4361 (Target_selector::do_recognize_by_name): New virtual function.
4362 (Target_selector::instantiate_target): New private function.
4363 (supported_target_names): Declare.
4364 * target-select.cc (Target_selector::Target_selector): Update for
4365 new parameter and fields.
4366 (select_target_by_name): Check that the name matches before
4367 calling recognize_by_name.
4368 (supported_target_names): New function.
4369 * i386.cc (class Target_selector_i386): Update Target_selector
4370 constructor call. Remove recognize and recognize_by_name. Add
4371 do_instantiate_target.
4372 * x86_64.cc (class Target_selector_x86_64): Likewise.
4373 * testsuite/testfile.cc (class Target_selector_test): Update for
4374 changes to Target_selector.
4376 * README: Rewrite, with some notes on unsupported features.
4378 2008-03-24 Cary Coutant <ccoutant@google.com>
4380 * i386.cc (Target_i386::Got_type): New enum declaration.
4381 (Target_i386::Scan::local): Updated callers of Output_data_got
4383 (Target_i386::Scan::global): Likewise.
4384 (Target_i386::Relocate::relocate): Likewise.
4385 (Target_i386::Relocate::relocate_tls): Likewise.
4386 * object.h (Got_offset_list): New class.
4387 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4388 (Sized_relobj::local_got_offset): Likewise.
4389 (Sized_relobj::set_local_got_offset): Likewise.
4390 (Sized_relobj::local_has_tls_got_offset): Removed.
4391 (Sized_relobj::local_tls_got_offset): Removed.
4392 (Sized_relobj::set_local_tls_got_offset): Removed.
4393 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4394 * output.cc (Output_data_got::add_global): Added got_type parameter.
4395 (Output_data_got::add_global_with_rel): Likewise.
4396 (Output_data_got::add_global_with_rela): Likewise.
4397 (Output_data_got::add_global_pair_with_rel): New function.
4398 (Output_data_got::add_global_pair_with_rela): New function.
4399 (Output_data_got::add_local): Added got_type parameter.
4400 (Output_data_got::add_local_with_rel): Likewise.
4401 (Output_data_got::add_local_with_rela): Likewise.
4402 (Output_data_got::add_local_pair_with_rel): New function.
4403 (Output_data_got::add_local_pair_with_rela): New function.
4404 (Output_data_got::add_global_tls): Removed.
4405 (Output_data_got::add_global_tls_with_rel): Removed.
4406 (Output_data_got::add_global_tls_with_rela): Removed.
4407 (Output_data_got::add_local_tls): Removed.
4408 (Output_data_got::add_local_tls_with_rel): Removed.
4409 (Output_data_got::add_local_tls_with_rela): Removed.
4410 * output.h (Output_data_got::add_global): Added got_type parameter.
4411 (Output_data_got::add_global_with_rel): Likewise.
4412 (Output_data_got::add_global_with_rela): Likewise.
4413 (Output_data_got::add_global_pair_with_rel): New function.
4414 (Output_data_got::add_global_pair_with_rela): New function.
4415 (Output_data_got::add_local): Added got_type parameter.
4416 (Output_data_got::add_local_with_rel): Likewise.
4417 (Output_data_got::add_local_with_rela): Likewise.
4418 (Output_data_got::add_local_pair_with_rel): New function.
4419 (Output_data_got::add_local_pair_with_rela): New function.
4420 (Output_data_got::add_global_tls): Removed.
4421 (Output_data_got::add_global_tls_with_rel): Removed.
4422 (Output_data_got::add_global_tls_with_rela): Removed.
4423 (Output_data_got::add_local_tls): Removed.
4424 (Output_data_got::add_local_tls_with_rel): Removed.
4425 (Output_data_got::add_local_tls_with_rela): Removed.
4426 * resolve.cc (Symbol::override_base_with_special): Removed
4427 reference to has_got_offset_ field.
4428 * symtab.cc (Symbol::init_fields): Replaced initialization
4429 of got_offset_ with got_offsets_. Removed initialization
4431 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4432 (Symbol::got_offset): Likewise.
4433 (Symbol::set_got_offset): Likewise.
4434 (Symbol::has_tls_got_offset): Removed.
4435 (Symbol::tls_got_offset): Removed.
4436 (Symbol::set_tls_got_offset): Removed.
4437 (Symbol::got_offset_): Removed.
4438 (Symbol::tls_mod_got_offset_): Removed.
4439 (Symbol::tls_pair_got_offset_): Removed.
4440 (Symbol::got_offsets_): New field.
4441 (Symbol::has_got_offset): Removed.
4442 (Symbol::has_tls_mod_got_offset): Removed.
4443 (Symbol::has_tls_pair_got_offset): Removed.
4444 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4445 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4447 (Target_x86_64::Scan::global): Likewise.
4448 (Target_x86_64::Relocate::relocate): Likewise.
4449 (Target_x86_64::Relocate::relocate_tls): Likewise.
4451 2008-03-25 Ben Elliston <bje@au.ibm.com>
4453 * yyscript.y: Fix spelling error in comment.
4455 2008-03-24 Ian Lance Taylor <iant@google.com>
4457 * options.h (class General_options): Define build_id option.
4458 * layout.h (class Layout): Declare write_build_id, create_note,
4459 create_build_id. Add build_id_note_ member.
4460 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4461 "libiberty.h", "md5.h", "sha1.h".
4462 (Layout::Layout): Initialize eh_frame_data_,
4463 eh_frame_hdr_section_, and build_id_note_.
4464 (Layout::finalize): Call create_build_id.
4465 (Layout::create_note): New function, broken out of
4466 Layout::create_gold_note.
4467 (Layout::create_gold_note): Call create_note.
4468 (Layout::create_build_id): New function.
4469 (Layout::write_build_id): New function.
4470 (Close_task_runner::run): Call write_build_id.
4472 * x86_64.cc: Correct license to GPLv3.
4474 2008-03-23 Ian Lance Taylor <iant@google.com>
4476 * options.cc: Include "demangle.h".
4477 (parse_optional_string): New function.
4478 (parse_long_option): Handle takes_optional_argument.
4479 (parse_short_option): Update dash_z initializer. Handle
4480 takes_optional_argument.
4481 (General_options::General_options): Initialize do_demangle_.
4482 (General_options::finalize): Set do_demangle_. Handle demangling
4484 * options.h (parse_optional_string): Declare.
4485 (struct One_option): Add optional_arg field. Update constructor.
4486 Update call constructor calls. Add takes_optional_argument
4488 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4489 (DEFINE_optional_string): Define.
4490 (General_options::demangle): Change from DEFINE_bool to
4491 DEFINE_optional_string.
4492 (General_options::no_demangle): New function.
4493 (General_options::do_demangle): New function.
4494 (General_options::set_do_demangle): New function.
4495 (General_options::execstack_status_): Move definition to end of
4497 (General_options::static_): Likewise.
4498 (General_options::do_demangle_): New field.
4499 * object.cc (big_endian>::get_symbol_location_info): Call
4500 Options::do_demangle, not Options::demangle.
4501 * symtab.cc (demangle): Likewise.
4503 2008-03-22 Ian Lance Taylor <iant@google.com>
4505 * gold.h: Include <cstddef> and <sys/types.h>
4506 * options.h: Include <cstring>.
4508 2008-03-21 Ian Lance Taylor <iant@google.com>
4510 * Added source code to GNU binutils.