1 2011-05-06 Ian Lance Taylor <iant@google.com>
3 * layout.cc (Layout::layout): If the output section flags change,
6 2011-04-25 Cary Coutant <ccoutant@google.com>
8 * incremental-dump.cc (dump_incremental_inputs): Print local
9 symbol info for each input file.
11 (Output_section_incremental_inputs::set_final_data_size): Add local
12 symbol info to input file entries in incremental info.
13 (Output_section_incremental_inputs::write_info_blocks): Likewise.
14 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
15 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
16 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
18 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
19 (Sized_incr_relobj::do_relocate): Write the local symbols.
20 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
21 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
22 Adjust size of input file header.
23 (Incremental_inputs_reader::get_local_symbol_offset): New function.
24 (Incremental_inputs_reader::get_local_symbol_count): New function.
25 (Incremental_inputs_reader::get_input_section): Adjust size of input
27 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
28 (Sized_incr_relobj::This): New typedef.
29 (Sized_incr_relobj::sym_size): New const data member.
30 (Sized_incr_relobj::Local_symbol): New struct.
31 (Sized_incr_relobj::do_output_local_symbol_count): New function.
32 (Sized_incr_relobj::do_local_symbol_offset): New function.
33 (Sized_incr_relobj::local_symbol_count_): New data member.
34 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
35 (Sized_incr_relobj::local_symbol_index_): New data member.
36 (Sized_incr_relobj::local_symbol_offset_): New data member.
37 (Sized_incr_relobj::local_dynsym_offset_): New data member.
38 (Sized_incr_relobj::local_symbols_): New data member.
39 * object.h (Relobj::output_local_symbol_count): New function.
40 (Relobj::local_symbol_offset): New function.
41 (Relobj::do_output_local_symbol_count): New function.
42 (Relobj::do_local_symbol_offset): New function.
43 (Sized_relobj::do_output_local_symbol_count): New function.
44 (Sized_relobj::do_local_symbol_offset): New function.
46 2011-04-22 Vladimir Simonov <sv@sw.ru>
48 * descriptors.cc (set_close_on_exec): New function.
49 (Descriptors::open): Use set_close_on_exec.
50 * output.cc (S_ISLNK): Define if not defined.
52 2011-04-22 Cary Coutant <ccoutant@google.com>
54 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
56 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
57 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
58 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
60 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
61 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
62 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
64 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
66 (Incremental_binary::apply_incremental_relocs): New function.
67 (Incremental_binary::do_apply_incremental_relocs): New function.
68 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
70 (Sized_incremental_binary::add_global_symbol): New function.
71 (Sized_incremental_binary::global_symbol): New function.
72 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
73 (Sized_incremental_binary::symbol_map_): New data member.
74 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
75 * target.h (Sized_target::apply_relocation): New function.
76 * target-reloc.h (apply_relocation): New function.
77 * x86_64.cc (Target_x86_64::apply_relocation): New function.
79 2011-04-22 Doug Kwan <dougkwan@google.com>
81 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
82 flag of a SHT_ARM_EXIDX section.
83 * testsuite/Makefile.am (arm_exidx_test): New test rules.
84 * testsuite/Makefile.in: Regenerate.
85 * testsuite/arm_exidx_test.s: New file.
86 * testsuite/arm_exidx_test.sh: Same.
88 2011-04-20 Cary Coutant <ccoutant@google.com>
91 * archive.h (Incremental_archive_entry::Archive_member):
92 Initialize arg_serial_ (second constructor).
94 2011-04-17 Ian Lance Taylor <iant@google.com>
96 * object.cc (Relocate_info::location): Simplify location string.
97 * errors.cc (Errors::error_at_location): Don't print program
99 (Errors::warning_at_location): Likewise.
100 (Errors::undefined_symbol): Likewise.
101 * testsuite/debug_msg.sh: Update accordingly.
103 2011-04-14 Cary Coutant <ccoutant@google.com>
105 * gold/layout.cc (Layout::symtab_section_offset): New function.
106 * gold/layout.h (Layout::symtab_section_offset): New function.
107 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
109 2011-04-12 Ian Lance Taylor <iant@google.com>
111 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
113 * output.h (class Output_file): Add map_is_allocated_ field.
114 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
115 not available, provide stubs. If mremap is not available, #define
117 (MREMAP_MAYMOVE): Define if not defined.
118 (Output_file::Output_file): Initialize map_is_allocated_.
119 (Output_file::resize): Check map_is_allocated_.
120 (Output_file::map_anonymous): If mmap fails, use malloc.
121 (Output_file::unmap): Don't do anything for an anonymous map.
122 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
123 is not available, provide stubs.
124 (File_read::View::~View): Use free rather than delete[].
125 (File_read::make_view): Use malloc rather than new[]. If mmap
127 (File_read::find_or_make_view): Use malloc rather than new[].
128 * gold.h: Remove HAVE_REMAP code.
129 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
130 exists. Rename mremap to gold_mremap. If mmap is not available
132 * configure, config.in: Rebuild.
134 2011-04-11 Ian Lance Taylor <iant@google.com>
136 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
137 initialize local variable v.
139 2011-04-11 Cary Coutant <ccoutant@google.com>
141 * archive.cc (Archive::include_member): Adjust call to
143 (Add_archive_symbols::run): Track argument serial numbers.
144 (Lib_group::include_member): Likewise.
145 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
146 * archive.h (Incremental_archive_entry::Archive_member):
147 Initialize arg_serial_.
148 (Archive_member::arg_serial_): New data member.
149 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
150 (Sized_dynobj::do_add_symbols): Track symbols when doing an
152 (Sized_dynobj::do_for_all_local_got_entries): New function.
153 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
155 * fileread.cc (get_mtime): New function.
156 * fileread.h (get_mtime): New function.
157 * gold.cc (queue_initial_tasks): Check for incremental update.
158 (process_incremental_input): New function.
159 (queue_middle_tasks): Don't force valid target for incremental
161 * incremental-dump.cc (find_input_containing_global): Adjust
162 size of symbol info entry.
163 (dump_incremental_inputs): Dump argument serial number and
164 in_system_directory flag; bias shndx by 1; print symbol names
165 when dumping per-file symbol lists; use new symbol info readers.
167 (Output_section_incremental_inputs:update_data_size): New function.
168 (Sized_incremental_binary::setup_readers): Setup input readers
169 for each input file; build maps for files added from libraries
171 (Sized_incremental_binary::check_input_args): New function.
172 (Sized_incremental_binary::do_check_inputs): Build map of argument
173 serial numbers to input arguments.
174 (Sized_incremental_binary::do_file_has_changed): Rename
175 do_file_is_unchanged to this; compare file modification times.
176 (Sized_incremental_binary::do_init_layout): New function.
177 (Sized_incremental_binary::do_reserve_layout): New function.
178 (Sized_incremental_binary::do_get_input_reader): Remove.
179 (Sized_incremental_binary::get_symtab_view): New function.
180 (Incremental_checker::can_incrementally_link_output_file): Remove.
181 (Incremental_inputs::report_command_line): Exclude --debug options.
182 (Incremental_inputs::report_archive_begin): Add parameter; track
183 argument serial numbers; don't put input file entry for archive
184 before archive members.
185 (Incremental_inputs::report_archive_end): Put input file entry
186 for archive after archive members.
187 (Incremental_inputs::report_object): Add parameter; track argument
188 serial numbers and in_system_directory flag.
189 (Incremental_inputs::report_script): Add parameter; track argument
191 (Output_section_incremental_inputs::set_final_data_size): Adjust
192 size of symbol info entry; check for forwarding symbols.
193 (Output_section_incremental_inputs::write_input_files): Write
194 in_system_directory flag and argument serial number.
195 (Output_section_incremental_inputs::write_info_blocks): Map section
196 indices between incremental info and original input file; store
197 input section index for each symbol.
198 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
199 change operator() to visit().
200 (class Global_got_offset_visitor): Likewise.
201 (class Global_symbol_visitor_got_plt):
202 (Output_section_incremental_inputs::write_got_plt): Use new visitor
204 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
205 (Sized_incr_relobj::do_read_symbols): New function.
206 (Sized_incr_relobj::do_layout): New function.
207 (Sized_incr_relobj::do_layout_deferred_sections): New function.
208 (Sized_incr_relobj::do_add_symbols): New function.
209 (Sized_incr_relobj::do_should_include_member): New function.
210 (Sized_incr_relobj::do_for_all_global_symbols): New function.
211 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
212 (Sized_incr_relobj::do_section_size): New function.
213 (Sized_incr_relobj::do_section_name): New function.
214 (Sized_incr_relobj::do_section_contents): New function.
215 (Sized_incr_relobj::do_section_flags): New function.
216 (Sized_incr_relobj::do_section_entsize): New function.
217 (Sized_incr_relobj::do_section_address): New function.
218 (Sized_incr_relobj::do_section_type): New function.
219 (Sized_incr_relobj::do_section_link): New function.
220 (Sized_incr_relobj::do_section_info): New function.
221 (Sized_incr_relobj::do_section_addralign): New function.
222 (Sized_incr_relobj::do_initialize_xindex): New function.
223 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
224 (Sized_incr_relobj::do_read_relocs): New function.
225 (Sized_incr_relobj::do_gc_process_relocs): New function.
226 (Sized_incr_relobj::do_scan_relocs): New function.
227 (Sized_incr_relobj::do_count_local_symbols): New function.
228 (Sized_incr_relobj::do_finalize_local_symbols): New function.
229 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
230 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
231 (Sized_incr_relobj::do_relocate): New function.
232 (Sized_incr_relobj::do_set_section_offset): New function.
233 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
234 (Sized_incr_dynobj::do_read_symbols): New function.
235 (Sized_incr_dynobj::do_layout): New function.
236 (Sized_incr_dynobj::do_add_symbols): New function.
237 (Sized_incr_dynobj::do_should_include_member): New function.
238 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
239 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
240 (Sized_incr_dynobj::do_section_size): New function.
241 (Sized_incr_dynobj::do_section_name): New function.
242 (Sized_incr_dynobj::do_section_contents): New function.
243 (Sized_incr_dynobj::do_section_flags): New function.
244 (Sized_incr_dynobj::do_section_entsize): New function.
245 (Sized_incr_dynobj::do_section_address): New function.
246 (Sized_incr_dynobj::do_section_type): New function.
247 (Sized_incr_dynobj::do_section_link): New function.
248 (Sized_incr_dynobj::do_section_info): New function.
249 (Sized_incr_dynobj::do_section_addralign): New function.
250 (Sized_incr_dynobj::do_initialize_xindex): New function.
251 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
252 (make_sized_incremental_object): New function.
253 (Incremental_library::copy_unused_symbols): New function.
254 (Incremental_library::do_for_all_unused_symbols): New function.
255 * incremental.h (enum Incremental_input_flags): New type.
256 (class Incremental_checker): Remove.
257 (Incremental_input_entry::Incremental_input_entry): Add argument
259 (Incremental_input_entry::arg_serial): New function.
260 (Incremental_input_entry::set_is_in_system_directory): New function.
261 (Incremental_input_entry::is_in_system_directory): New function.
262 (Incremental_input_entry::arg_serial_): New data member.
263 (Incremental_input_entry::is_in_system_directory_): New data member.
264 (class Script_info): Move here from script.h.
265 (Script_info::Script_info): Add filename parameter.
266 (Script_info::filename): New function.
267 (Script_info::filename_): New data member.
268 (Incremental_script_entry::Incremental_script_entry): Add argument
270 (Incremental_object_entry::Incremental_object_entry): Likewise.
271 (Incremental_object_entry::add_input_section): Build list of input
272 sections with map to original shndx.
273 (Incremental_object_entry::get_input_section_index): New function.
274 (Incremental_object_entry::shndx_): New data member.
275 (Incremental_object_entry::name_key_): Rename; adjust all refs.
276 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
277 (Incremental_archive_entry::Incremental_archive_entry): Add argument
279 (Incremental_inputs::report_archive_begin): Likewise.
280 (Incremental_inputs::report_object): Likewise.
281 (Incremental_inputs::report_script): Likewise.
282 (class Incremental_global_symbol_reader): New class.
283 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
284 and store flags and input file type.
285 (Incremental_input_entry_reader::arg_serial): New function.
286 (Incremental_input_entry_reader::type): Extract type from flags.
287 (Incremental_input_entry_reader::is_in_system_directory): New function.
288 (Incremental_input_entry_reader::get_input_section_count): Call
289 accessor function for type.
290 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
291 function for type; adjust size of global symbol entry.
292 (Incremental_input_entry_reader::get_global_symbol_count): Call
293 accessor function for type.
294 (Incremental_input_entry_reader::get_object_count): Likewise.
295 (Incremental_input_entry_reader::get_object_offset): Likewise.
296 (Incremental_input_entry_reader::get_member_count): Likewise.
297 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
298 (Incremental_input_entry_reader::get_member_offset): Likewise.
299 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
300 (Incremental_input_entry_reader::Global_symbol_info): Remove.
301 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
302 (Incremental_input_entry_reader::get_global_symbol_reader): New
304 (Incremental_input_entry_reader::get_output_symbol_index): New
306 (Incremental_input_entry_reader::type_): Remove.
307 (Incremental_input_entry_reader::flags_): New data member.
308 (Incremental_inputs_reader::input_file_offset): New function.
309 (Incremental_inputs_reader::input_file_index): New function.
310 (Incremental_inputs_reader::input_file): Call input_file_offset.
311 (Incremental_inputs_reader::input_file_at_offset): New function.
312 (Incremental_relocs_reader::get_r_type): Reformat.
313 (Incremental_relocs_reader::get_r_shndx): Reformat.
314 (Incremental_relocs_reader::get_r_offset): Reformat.
315 (Incremental_relocs_reader::data): New function.
316 (Incremental_binary::Incremental_binary): Initialize new data members.
317 (Incremental_binary::check_inputs): Add cmdline parameter.
318 (Incremental_binary::file_is_unchanged): Remove.
319 (Input_reader::arg_serial): New function.
320 (Input_reader::get_unused_symbol_count): New function.
321 (Input_reader::get_unused_symbol): New function.
322 (Input_reader::do_arg_serial): New function.
323 (Input_reader::do_get_unused_symbol_count): New function.
324 (Input_reader::do_get_unused_symbol): New function.
325 (Incremental_binary::input_file_count): New function.
326 (Incremental_binary::get_input_reader): Change signature to use
327 index instead of filename.
328 (Incremental_binary::file_has_changed): New function.
329 (Incremental_binary::get_input_argument): New function.
330 (Incremental_binary::get_library): New function.
331 (Incremental_binary::get_script_info): New function.
332 (Incremental_binary::init_layout): New function.
333 (Incremental_binary::reserve_layout): New function.
334 (Incremental_binary::output_file): New function.
335 (Incremental_binary::do_check_inputs): New function.
336 (Incremental_binary::do_file_is_unchanged): Remove.
337 (Incremental_binary::do_file_has_changed): New function.
338 (Incremental_binary::do_init_layout): New function.
339 (Incremental_binary::do_reserve_layout): New function.
340 (Incremental_binary::do_input_file_count): New function.
341 (Incremental_binary::do_get_input_reader): Change signature.
342 (Incremental_binary::input_args_map_): New data member.
343 (Incremental_binary::library_map_): New data member.
344 (Incremental_binary::script_map_): New data member.
345 (Sized_incremental_binary::Sized_incremental_binary): Initialize
347 (Sized_incremental_binary::output_section): New function.
348 (Sized_incremental_binary::inputs_reader): Add const.
349 (Sized_incremental_binary::symtab_reader): Add const.
350 (Sized_incremental_binary::relocs_reader): Add const.
351 (Sized_incremental_binary::got_plt_reader): Add const.
352 (Sized_incremental_binary::get_symtab_view): New function.
353 (Sized_incremental_binary::Inputs_reader): New typedef.
354 (Sized_incremental_binary::Input_entry_reader): New typedef.
355 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
356 (Sized_incremental_binary::do_file_is_unchanged): Remove.
357 (Sized_incremental_binary::do_file_has_changed): New function.
358 (Sized_incremental_binary::do_init_layout): New function.
359 (Sized_incremental_binary::do_reserve_layout): New function.
360 (Sized_input_reader::Inputs_reader): Remove.
361 (Sized_input_reader::Input_entry_reader): Remove.
362 (Sized_input_reader::do_arg_serial): New function.
363 (Sized_input_reader::do_get_unused_symbol_count): New function.
364 (Sized_input_reader::do_get_unused_symbol): New function.
365 (Sized_incremental_binary::do_input_file_count): New function.
366 (Sized_incremental_binary::do_get_input_reader): Change signature;
367 use index instead of filename.
368 (Sized_incremental_binary::section_map_): New data member.
369 (Sized_incremental_binary::input_entry_readers_): New data member.
370 (class Sized_incr_relobj): New class.
371 (class Sized_incr_dynobj): New class.
372 (make_sized_incremental_object): New function.
373 (class Incremental_library): New class.
374 * layout.cc (Free_list::num_lists): New static data member.
375 (Free_list::num_nodes): New static data member.
376 (Free_list::num_removes): New static data member.
377 (Free_list::num_remove_visits): New static data member.
378 (Free_list::num_allocates): New static data member.
379 (Free_list::num_allocate_visits): New static data member.
380 (Free_list::init): New function.
381 (Free_list::remove): New function.
382 (Free_list::allocate): New function.
383 (Free_list::dump): New function.
384 (Free_list::print_stats): New function.
385 (Layout_task_runner::run): Resize output file for incremental updates.
386 (Layout::Layout): Initialize new data members.
387 (Layout::set_incremental_base): New function.
388 (Layout::init_fixed_output_section): New function.
389 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
391 (Layout::create_gold_note): Do not create gold note section for
393 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
394 for incremental updates.
395 (Layout::set_section_offsets): For incremental updates, allocate space
397 (Layout::create_symtab_sections): Layout with offsets relative to
398 start of section; for incremental updates, allocate space from free
400 (Layout::create_shdrs): For incremental updates, allocate space from
402 (Layout::finish_dynamic_section): For incremental updates, do not
403 check --as-needed (fixed in subsequent patch).
404 * layout.h (class Free_list): New class.
405 (Layout::set_incremental_base): New function.
406 (Layout::incremental_base): New function.
407 (Layout::init_fixed_output_section): New function.
408 (Layout::allocate): New function.
409 (Layout::incremental_base_): New data member.
410 (Layout::free_list_): New data member.
411 * main.cc (main): Print Free_list statistics.
412 * object.cc (Relobj::finalize_incremental_relocs): Add
413 clear_counts parameter; clear counts only when clear_counts is set.
414 (Sized_relobj::Sized_relobj): Initialize new base class.
415 (Sized_relobj::do_layout): Don't report special sections.
416 (Sized_relobj::do_for_all_local_got_entries): New function.
417 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
418 symtab_off to all symbol table offsets.
419 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
420 * object.h (class Got_offset_list): Move to top of file.
421 (Object::Object): Allow case where input_file == NULL.
422 (Object::~Object): Likewise.
423 (Object::input_file): Assert that input_file != NULL.
424 (Object::lock): Allow case where input_file == NULL.
425 (Object::unlock): Likewise.
426 (Object::is_locked): Likewise.
427 (Object::token): Likewise.
428 (Object::release): Likewise.
429 (Object::is_incremental): New function.
430 (Object::get_mtime): New function.
431 (Object::for_all_local_got_entries): New function.
432 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
433 (Object::set_is_in_system_directory): New function.
434 (Object::is_in_system_directory): New function.
435 (Object::do_is_incremental): New function.
436 (Object::do_get_mtime): New function.
437 (Object::do_for_all_local_got_entries): New function.
438 (Object::is_in_system_directory_): New data member.
439 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
440 (class Sized_relobj_base): New class.
441 (class Sized_relobj): Derive from Sized_relobj_base.
442 (class Sized_relobj::Symbols): Redeclare from base class.
443 (class Sized_relobj::local_got_offset_list): Remove.
444 (class Sized_relobj::Output_sections): Redeclare from base class.
445 (class Sized_relobj::do_for_all_local_got_entries): New function.
446 (class Sized_relobj::write_local_symbols): Add offset parameter.
447 (class Sized_relobj::local_symbol_offset_): Update comment.
448 (class Sized_relobj::local_dynsym_offset_): Update comment.
449 * options.cc (Input_arguments::add_file): Remove const.
450 * options.h (Input_file_argument::Input_file_argument):
451 Initialize arg_serial_ (all constructors).
452 (Input_file_argument::set_arg_serial): New function.
453 (Input_file_argument::arg_serial): New function.
454 (Input_file_argument::arg_serial_): New data member.
455 (Input_arguments::Input_arguments): Initialize file_count_.
456 (Input_arguments::add_file): Remove const.
457 (Input_arguments::number_of_input_files): New function.
458 (Input_arguments::file_count_): New data member.
459 (Command_line::number_of_input_files): Call
460 Input_arguments::number_of_input_files.
461 * output.cc (Output_segment_headers::Output_segment_headers):
463 (Output_section::Input_section::current_data_size): New function.
464 (Output_section::Output_section): Initialize new data members.
465 (Output_section::add_input_section): Don't do merge sections for
466 an incremental link; allocate space from free list for an
468 (Output_section::add_output_section_data): Allocate space from
469 free list for an incremental update.
470 (Output_section::update_data_size): New function.
471 (Output_section::set_fixed_layout): New function.
472 (Output_section::reserve): New function.
473 (Output_segment::set_section_addresses): Remove const.
474 (Output_segment::set_section_list_addresses): Remove const; allocate
475 space from free list for an incremental update.
476 (Output_segment::set_offset): Adjust size of RELRO segment for an
478 * output.h (Output_data::current_data_size): Move here from
480 (Output_data::pre_finalize_data_size): New function.
481 (Output_data::update_data_size): New function.
482 (Output_section_headers::update_data_size): new function.
483 (Output_section_data_build::current_data_size): Move to Output_data.
484 (Output_data_strtab::update_data_size): New function.
485 (Output_section::current_data_size): Move to Output_data.
486 (Output_section::set_fixed_layout): New function.
487 (Output_section::has_fixed_layout): New function.
488 (Output_section::reserve): New function.
489 (Output_section::update_data_size): New function.
490 (Output_section::has_fixed_layout_): New data member.
491 (Output_section::free_list_): New data member.
492 (Output_segment::set_section_addresses): Remove const.
493 (Output_segment::set_section_list_addresses): Remove const.
494 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
496 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
498 * readsyms.cc (Read_symbols::do_read_symbols): Add library
499 parameter when calling Add_symbols constructor; store argument
500 serial number for members of a lib group.
501 (Add_symbols::locks): Allow case where token == NULL.
502 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
503 (Read_member::~Read_member): New function.
504 (Read_member::is_runnable): New function.
505 (Read_member::locks): New function.
506 (Read_member::run): New function.
507 (Check_script::~Check_script): New function.
508 (Check_script::is_runnable): New function.
509 (Check_script::locks): New function.
510 (Check_script::run): New function.
511 (Check_library::~Check_library): New function.
512 (Check_library::is_runnable): New function.
513 (Check_library::locks): New function.
514 (Check_library::run): New function.
515 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
516 (Add_symbols::library_): New data member.
517 (class Read_member): New class.
518 (class Check_script): New class.
519 (class Check_library): New class.
520 * reloc.cc (Read_relocs::is_runnable): Allow case where
522 (Read_relocs::locks): Likewise.
523 (Scan_relocs::locks): Likewise.
524 (Relocate_task::locks): Likewise.
525 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
527 (Sized_relobj::incremental_relocs_scan): Fix comment.
528 (Sized_relobj::do_relocate): Pass output file offset to
530 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
531 from class declaration.
532 * script.cc (read_input_script): Allocate Script_info; pass
533 argument serial number to report_script.
534 * script.h (class Script_info): Move to incremental.h.
535 * symtab.cc (Symbol_table::add_from_incrobj): New function.
536 * symtab.h (Symbol_table::add_from_incrobj): New function.
537 (Symbol_table::set_file_offset): New function.
539 2011-04-05 Cary Coutant <ccoutant@google.com>
541 * incremental-dump.cc (dump_incremental_inputs): Change signature
542 to take a Sized_incremental_binary; change caller. Use readers
543 in Sized_incremental_binary.
545 (Sized_incremental_binary::find_incremental_inputs_sections):
546 Rename do_find_incremental_inputs_sections to this.
547 (Sized_incremental_binary::setup_readers): New function.
548 (Sized_incremental_binary::do_check_inputs): Check
549 has_incremental_info_ flag; move setup code to setup_readers;
551 (Sized_incremental_binary::do_file_is_unchanged): New function.
552 (Sized_incremental_binary::do_get_input_reader): New function.
553 * incremental.h (class Incremental_binary): Move to end of file.
554 (Incremental_binary::file_is_unchanged): New function.
555 (Incremental_binary::do_file_is_unchanged): New function.
556 (Incremental_binary::Input_reader): New class.
557 (Incremental_binary::get_input_reader): New function.
558 (class Sized_incremental_binary): Move to end of file.
559 (Sized_incremental_binary::Sized_incremental_binary): Setup the
560 input section reader classes.
561 (Sized_incremental_binary::has_incremental_info): New function.
562 (Sized_incremental_binary::inputs_reader): New function.
563 (Sized_incremental_binary::symtab_reader): New function.
564 (Sized_incremental_binary::relocs_reader): New function.
565 (Sized_incremental_binary::got_plt_reader): New function.
566 (Sized_incremental_binary::do_file_is_unchanged): New function.
567 (Sized_incremental_binary::Sized_input_reader): New class.
568 (Sized_incremental_binary::get_input_reader): New function.
569 (Sized_incremental_binary::find_incremental_inputs_sections):
570 Rename do_find_incremental_inputs_sections to this.
571 (Sized_incremental_binary::setup_readers): New function.
572 (Sized_incremental_binary::has_incremental_info_): New data member.
573 (Sized_incremental_binary::inputs_reader_): New data member.
574 (Sized_incremental_binary::symtab_reader_): New data member.
575 (Sized_incremental_binary::relocs_reader_): New data member.
576 (Sized_incremental_binary::got_plt_reader_): New data member.
577 (Sized_incremental_binary::current_input_file_): New data member.
579 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
582 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
585 2011-03-30 Cary Coutant <ccoutant@google.com>
587 * archive.cc (Archive::include_member): Adjust call to report_object.
588 (Add_archive_symbols::run): Add script_info to call to
589 report_archive_begin.
590 (Lib_group::include_member): Adjust call to report_object.
591 (Add_lib_group_symbols::run): Adjust call to report_object.
592 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
593 blocks. Add object count for script input files.
594 * incremental.cc (Incremental_inputs::report_archive_begin): Add
595 script_info parameter; change all callers.
596 (Incremental_inputs::report_object): Add script_info parameter;
598 (Incremental_inputs::report_script): Store backpointer to
599 incremental info entry.
600 (Output_section_incremental_inputs::set_final_data_size): Record
601 additional information for scripts.
602 (Output_section_incremental_inputs::write_info_blocks): Likewise.
603 * incremental.h (Incremental_script_entry::add_object): New function.
604 (Incremental_script_entry::get_object_count): New function.
605 (Incremental_script_entry::get_object): New function.
606 (Incremental_script_entry::objects_): New data member; adjust
608 (Incremental_inputs::report_archive_begin): Add script_info parameter.
609 (Incremental_inputs::report_object): Add script_info parameter.
610 (Incremental_inputs_reader::get_object_count): New function.
611 (Incremental_inputs_reader::get_object_offset): New function.
612 * options.cc (Input_arguments::add_file): Return reference to
614 * options.h (Input_argument::set_script_info): New function.
615 (Input_argument::script_info): New function.
616 (Input_argument::script_info_): New data member; adjust all
618 (Input_file_group::add_file): Return reference to new input argument.
619 (Input_file_lib::add_file): Likewise.
620 (Input_arguments::add_file): Likewise.
621 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
622 * script.cc (Parser_closure::Parser_closure): Add script_info
623 parameter; adjust all callers.
624 (Parser_closure::script_info): New function.
625 (Parser_closure::script_info_): New data member.
626 (read_input_script): Report scripts earlier to incremental info.
627 (script_add_file): Set script_info in Input_argument.
628 (script_add_library): Likewise.
629 * script.h (Script_options::Script_info): Rewrite class.
631 2011-03-29 Cary Coutant <ccoutant@google.com>
633 * archive.cc (Library_base::should_include_member): Move
634 method here from class Archive.
635 (Archive::Archive): Initialize base class.
636 (Archive::should_include_member): Move to base class.
637 (Archive::do_for_all_unused_symbols): New function.
638 (Add_archive_symbols::run): Remove redundant access to
640 (Lib_group::Lib_group): Initialize base class.
641 (Lib_group::do_filename): New function.
642 (Lib_group::include_member): Pass pointer to Lib_group to
644 (Lib_group::do_for_all_unused_symbols): New function.
645 (Add_lib_group_symbols::run): Report archive information for
647 * archive.h (class Library_base): New base class.
648 (class Archive): Derive from Library_base.
649 (Archive::filename): Move to base class.
650 (Archive::set_incremental_info): Likewise.
651 (Archive::incremental_info): Likewise.
652 (Archive::Should_include): Likewise.
653 (Archive::should_include_member): Likewise.
654 (Archive::Armap_entry): Remove.
655 (Archive::Unused_symbol_iterator): Remove.
656 (Archive::unused_symbols_begin): Remove.
657 (Archive::unused_symbols_end): Remove.
658 (Archive::do_filename): New function.
659 (Archive::do_get_mtime): New function.
660 (Archive::do_for_all_unused_symbols): New function.
661 (Archive::task_): Move to base class.
662 (Archive::incremental_info_): Likewise.
663 (class Lib_group): Derive from Library_base.
664 (Lib_group::do_filename): New function.
665 (Lib_group::do_get_mtime): New function.
666 (Lib_group::do_for_all_unused_symbols): New function.
667 (Lib_group::task_): Move to base class.
668 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
670 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
672 * incremental.cc (Incremental_inputs::report_archive_begin):
673 Use Library_base; call library's get_mtime; add incremental inputs
674 entry before members.
675 (class Unused_symbol_visitor): New class.
676 (Incremental_inputs::report_archive_end): Use Library_base; use
677 visitor class to record unused symbols; don't add incremental inputs
679 (Incremental_inputs::report_object): Use Library_base.
681 (Incremental_archive_entry::Incremental_archive_entry): Remove
682 unused Archive parameter.
683 (Incremental_inputs::report_archive_begin): Use Library_base.
684 (Incremental_inputs::report_archive_end): Likewise.
685 (Incremental_inputs::report_object): Likewise.
686 * object.cc (Sized_relobj::do_for_all_global_symbols): New
688 * object.h (Object::for_all_global_symbols): New function.
689 (Object::do_for_all_global_symbols): New function.
690 (Sized_relobj::do_for_all_global_symbols): New function.
691 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
693 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
696 2011-03-27 Ian Lance Taylor <iant@google.com>
698 * archive.cc (Archive::interpret_header): Return -1 if something
699 goes wrong. Change callers accordingly.
701 2011-03-25 Cary Coutant <ccoutant@google.com>
703 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
704 * testsuite/Makefile.in: Regenerate.
706 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
708 * plugin.cc (get_view): New.
709 (Plugin::load): Pass get_view to the plugin.
710 (Plugin_manager::get_view): New.
712 2011-03-21 Ian Lance Taylor <iant@google.com>
714 * testsuite/final_layout.sh: Rewrite to not use dc.
715 * testsuite/relro_test.sh: Fail if dc is not present.
717 2011-03-21 Sriraman Tallam <tmsriram@google.com>
719 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
721 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
722 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
724 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
725 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
727 2011-03-14 Ian Lance Taylor <iant@google.com>
729 * script-sections.cc (Sort_output_sections::script_compare):
730 Rename from is_before, change return type.
731 (Sort_output_sections::operator()): Adjust accordingly.
733 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
736 * testsuite/odr_violation2.cc: Add comment to make all error line
737 numbers double digits.
738 * testsuite/debug_msg.sh: Adjust expected errors.
740 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
742 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
743 but mark earlier ones as non-canonical
744 (offset_to_iterator): Update search target and example
745 (do_addr2line): Return extra lines in a vector*
746 (format_file_lineno): Extract from do_addr2line
747 (one_addr2line): Add vector* out-param
748 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
749 when a lineno entry appeared last for its instruction
750 (Dwarf_line_info): Add vector* out-param
751 * object.cc (Relocate_info): Pass NULL for the vector* out-param
752 * symtab.cc (Odr_violation_compare): Include the lineno in the
754 (linenos_from_loc): New. Combine the canonical line for an
755 address with its other lines.
756 (True_if_intersect): New. Helper functor to make
757 std::set_intersection a query.
758 (detect_odr_violations): Compare sets of lines instead of just
759 one line for each function. This became less deterministic, but
760 has fewer false positives.
761 * symtab.h: Declarations.
762 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
763 mix an optimized and non-optimized object in the same binary
764 (odr_violation2.so): Same.
765 * testsuite/Makefile.in: Regenerate from Makefile.am.
766 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
767 * testsuite/debug_msg.sh: Update line numbers and add
769 * testsuite/odr_violation1.cc: Use OdrDerived, in a
770 non-optimized context.
771 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
772 isn't inlined, and use OdrDerived in an optimized context.
773 * testsuite/odr_header1.h: Defines OdrDerived, where
774 optimization will change the
775 first-instruction-in-the-destructor's file and line number.
776 * testsuite/odr_header2.h: Defines OdrBase.
778 2011-03-09 Ian Lance Taylor <iant@google.com>
780 * fileread.cc (File_read::clear_views): Don't delete the whole
783 2011-03-08 Ian Lance Taylor <iant@google.com>
786 * fileread.cc: #include <climits>.
787 (GOLD_IOV_MAX): Define.
788 (File_read::read_multiple): Limit number of entries by iov_max.
789 * fileread.h (class File_read): Always set max_readv_entries to
792 2011-03-07 Ian Lance Taylor <iant@google.com>
795 * options.h (class General_options): Add -dy and -dn.
797 2011-03-02 Cary Coutant <ccoutant@google.com>
799 * testsuite/script_test_9.t: Add TLS segment.
801 2011-03-02 Simon Baldwin <simonb@google.com>
803 * configure.ac: Add check for gnu_indirect_function support in
804 the toolchain building binutils.
805 * configure: Rebuild.
807 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
809 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
811 (Symbol_table::sized_finalize_symbol) Mark symbol only present
812 in plugin files as not needed in the symbol table.
814 2011-02-11 Sriraman Tallam <tmsriram@google.com>
816 * output.cc (Output_section::add_input_section): Delay fill
817 generation for section ordering.
819 2011-02-09 Ian Lance Taylor <iant@google.com>
822 * object.h (class Sized_relobj): Remove clear_local_symbols.
823 * reloc.cc (Sized_relobj::do_relocate): Don't call
826 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
828 * plugin.cc (is_visible_from_outside): Return true for symbols
831 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
833 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
836 2011-02-02 Sriraman Tallam <tmsriram@google.com>
838 * icf.h (is_section_foldable_candidate): Change type of parameter
840 * icf.cc (Icf::find_identical_sections): Change type of local variable
841 section_name to be std::string.
842 (is_function_ctor_or_dtor): Change type of parameter to std::string.
844 2011-01-25 Ian Lance Taylor <iant@google.com>
846 * script.cc (script_add_extern): Rewrite to use
847 add_symbol_reference.
849 2011-01-25 Doug Kwan <dougkwan@google.com>
851 * icf.cc (get_section_contents): Always lock section's object.
853 2011-01-24 Ian Lance Taylor <iant@google.com>
855 * options.h (class General_options): Accept
856 --no-detect-odr-violations.
858 2011-01-24 Ian Lance Taylor <iant@google.com>
860 * version.cc (version_string): Bump to 1.11.
862 2011-01-24 Ian Lance Taylor <iant@google.com>
864 * plugin.cc (class Plugin_rescan): Define new class.
865 (Plugin_manager::claim_file): Set any_claimed_.
866 (Plugin_manager::save_archive): New function.
867 (Plugin_manager::save_input_group): New function.
868 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
870 (Plugin_manager::new_undefined_symbol): New function.
871 (Plugin_manager::rescan): New function.
872 (Plugin_manager::rescannable_defines): New function.
873 (Plugin_manager::add_input_file): Set any_added_.
874 * plugin.h (class Plugin_manager): define new fields rescannable_,
875 undefined_symbols_, any_claimed_, and any_added_. Declare
876 Plugin_rescan as friend. Declare new functions.
877 (Plugin_manager::Rescannable): Define type.
878 (Plugin_manager::Rescannable_list): Define type.
879 (Plugin_manager::Undefined_symbol_list): Define type.
880 (Plugin_manager::Plugin_manager): Initialize new fields.
881 * archive.cc (Archive::defines_symbol): New function.
882 (Add_archive_symbols::run): Pass archive to plugins if any.
883 * archive.h (class Archive): Declare defines_symbol.
884 * readsyms.cc (Input_group::~Input_group): New function.
885 (Finish_group::run): Pass input_group to plugins if any.
886 * readsyms.h (class Input_group): Declare destructor.
887 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
890 2011-01-10 Ian Lance Taylor <iant@google.com>
892 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
894 (Layout::set_segment_offsets): Reset increase_relro before calling
895 set_section_addresses a second time.
897 2011-01-04 Cary Coutant <ccoutant@google.com>
899 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
900 sections before NOBITS sections.
902 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
904 * version.cc (print_version): Update copyright to 2011.
906 2010-12-23 Cary Coutant <ccoutant@google.com>
908 * output.h (Output_data_reloc::add_output_section): Pass OD instead
909 of OS to this->add. Add OD parameter to second form of the function.
911 2010-12-20 Ian Lance Taylor <iant@google.com>
913 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
914 second of two consecutive entries with same offset.
916 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
918 * testsuite/Makefile.am (ifuncmain2static_LDADD)
919 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
920 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
921 to avoid unneeded links against $(LDADD).
922 * testsuite/Makefile.in: Regenerate.
924 2010-12-15 Ian Lance Taylor <iant@google.com>
927 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
928 for R_X86_64_32 and R_X86_64_PC32.
929 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
930 ver_matching_def_pic.o.
931 (ver_matching_def_pic.o): New target.
933 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
935 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
936 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
937 Move definition before File_read::View member definitions.
938 (File_read::View::~View): Initialize and hold lock before
939 updating current_mapped_bytes.
941 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
943 * dwarf_reader.cc: Remove outdated comment.
944 * gold-threads.cc: Fix typo in error message.
945 * archive.cc: Fix typos in comments.
946 * archive.h: Likewise.
947 * arm-reloc-property.cc: Likewise.
948 * arm-reloc-property.h: Likewise.
949 * arm-reloc.def: Likewise.
951 * attributes.h: Likewise.
953 * ehframe.cc: Likewise.
954 * fileread.h: Likewise.
958 * incremental.h: Likewise.
959 * int_encoding.cc: Likewise.
960 * layout.h: Likewise.
963 * object.cc: Likewise.
964 * object.h: Likewise.
965 * options.cc: Likewise.
966 * readsyms.cc: Likewise.
967 * reduced_debug_output.cc: Likewise.
968 * reloc.cc: Likewise.
969 * script-sections.cc: Likewise.
970 * sparc.cc: Likewise.
971 * symtab.h: Likewise.
972 * target-reloc.h: Likewise.
973 * target.cc: Likewise.
974 * target.h: Likewise.
975 * timer.cc: Likewise.
977 * x86_64.cc: Likewise.
979 2010-12-09 Cary Coutant <ccoutant@google.com>
981 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
983 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
984 parameter; change all callers.
985 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
986 * options.h (warn_execstack): New option.
988 2010-12-07 Doug Kwan <dougkwan@google.com>
990 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
991 like function call relocations.
993 2010-12-07 Ian Lance Taylor <iant@google.com>
995 * archive.cc (Archive::get_elf_object_for_member): Permit
996 punconfigured to be NULL.
997 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
998 (Archive::include_member): Pass NULL to get_elf_object_for_member
999 if we searched for the archive and this is the first included
1002 2010-12-01 Ian Lance Taylor <iant@google.com>
1004 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1005 track_relocs_type_ field.
1006 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1007 Set track_relocs_type_.
1008 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1009 contents when using RELA relocs.
1010 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1012 * reloc.cc (Track_relocs::next_addend): New function.
1013 * reloc.h (class Track_relocs): Declare next_addend.
1015 2010-12-01 Ian Lance Taylor <iant@google.com>
1017 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1020 2010-12-01 Ian Lance Taylor <iant@google.com>
1022 * README: Update compilers known to work and fail.
1024 2010-11-23 Matthias Klose <doko@ubuntu.com>
1026 * configure.in: For --enable-gold, handle value `default' instead of
1027 `both*'. Always install ld as ld.bfd, install as ld if gold is
1029 * configure: Regenerate.
1031 2010-11-18 Doug Kwan <dougkwan@google.com>
1033 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1034 and right_alignment to be zero. Store result alignment only if it is
1035 greater than existing alignment.
1037 2010-11-16 Cary Coutant <ccoutant@google.com>
1040 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1041 Check for ".zdebug_line".
1043 2010-11-16 Doug Kwan <dougkwan@google.com>
1044 Cary Coutant <ccoutant@google.com>
1046 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1047 by reference; adjust all callers.
1048 * output.cc (Output_segment::set_section_addresses): Adjust references
1049 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1051 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1052 end at page boundary.
1054 2010-11-16 Cary Coutant <ccoutant@google.com>
1057 * layout.cc (Layout::choose_output_section): Transform names of
1058 compressed sections even when using a script with a SECTIONS clause.
1059 (Layout::output_section_name): Remove code to transform
1060 compressed debug section names.
1061 * output.cc (Output_section::add_input_section): Use uncompressed
1062 section size when tracking input sections.
1064 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1066 * symtab.h (Symbol::NON_PIC_REF): Remove.
1067 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1068 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1069 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1070 (Symbol::use_plt_offset): Take a flags argument and pass it
1071 directly to needs_dynamic_reloc. Restrict check for undefined
1072 weak symbols to function calls.
1073 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1074 (Target_arm::Scan::global): Use it.
1075 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1076 (Target_arm::Relocate::relocate): Likewise.
1077 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1078 parameter with an r_type parameter. Use get_reference_flags
1080 (Target_arm::Relocate::relocate): Update accordingly.
1081 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1082 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1083 (Target_i386::Scan::global): Likewise.
1084 (Target_i386::Relocate::relocate): Likewise.
1085 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1086 parameter with an r_type parameter. Use get_reference_flags
1088 (Target_i386::Relocate::relocate): Update accordingly.
1089 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1090 (Target_powerpc::Scan::global): Use it.
1091 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1092 (Target_powerpc::Relocate::relocate): Likewise.
1093 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1094 (Target_sparc::Scan::global): Use it.
1095 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1096 (Target_sparc::Relocate::relocate): Likewise.
1097 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1098 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1099 (Target_x86_64::Scan::global): Likewise.
1100 (Target_x86_64::Relocate::relocate): Likewise.
1102 2010-11-08 Doug Kwan <dougkwan@google.com>
1103 Cary Coutant <ccoutant@google.com>
1105 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1106 (Arm_exidx_merge_section::section_contents_): New data member.
1107 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1108 (Arm_input_section::~Arm_input_section): De-allocate memory.
1109 (Arm_input_section::original_contents_): New data member.
1110 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1111 in parameters instead of calling Object::section_contents without
1113 (Arm_output_section::group_section): New parameter TASK. Pass it
1114 to callees that need locking objects.
1115 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1116 to lock EXIDX input sections. Fix a formatting issue. Call
1117 Arm_exidx_merged_section::build_contents to create merged section
1119 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1120 to lock object of stub table owner.
1121 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1122 TEXT_SIZE to initialize data member TEXT_SIZE_.
1123 (Arm_exidx_input_section::addralign): Fix typo in comment.
1124 (Arm_exidx_input_section::text_size): New method.
1125 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1126 that require locking objects. Lock objects before scanning for stubs
1127 and updating local symbols.
1128 (Arm_input_section<big_endian>::init): Copy contents of original
1130 (Arm_input_section<big_endian>::do_write): Use saved contents of
1131 original input section instead of calling Object::section_contents
1133 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1134 size without calling Object::section_size().
1135 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1136 for size. Allocate a buffer for merged EXIDX entries.
1137 (Arm_exidx_merged_section::build_contents): New method.
1138 (Arm_exidx_merged_section::do_write): Move merge section contents
1139 building code to Arm_exidx_merged_section::build_contetns. Write
1140 out contetns in buffer instead of building it on the fly.
1141 (Arm_relobj::make_exidx_input_section): Also pass text section size
1142 to Arm_exidx_input_section constructor.
1143 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1144 (Arm_dynobj::do_read_symbols): Fix memory leak.
1145 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1146 * target.h: (class Task): Add forward declaration.
1147 (Target::relax): Add new parameter TASK and pass it to
1149 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1151 2010-11-05 Cary Coutant <ccoutant@google.com>
1154 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1155 object when reading from the file.
1156 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1158 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1159 when reading section contents.
1160 (get_section_contents): Likewise.
1161 (icf::find_identical_sections): Likewise.
1162 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1163 object when reading from the file.
1164 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1165 the object when doing deferred section layout.
1167 2010-11-03 Nick Clifton <nickc@redhat.com>
1170 * script.h (class Symbol_assignment: name): New member. Returns
1171 the name of the symbol.
1172 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1173 Returns true if the given symbol name is on the list of
1174 assignments wating to be processed.
1175 * archive.cc (should_incldue_member): If the symbol is undefined,
1176 check to see if it is on the list of symbols pending assignment.
1178 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1180 * script-sections.cc (Script_sections::find_memory_region): Check
1181 for a NULL output section pointer.
1183 2010-10-29 Doug Kwan <dougkwan@google.com>
1185 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1186 Output_section::add_relaxed_input_section.
1187 * output.cc (Output_section::add_relaxed_input_section): Add new
1188 arguments LAYOUT and NAME. Set section order index.
1189 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1190 Copy section order index.
1191 * output.h (Output_section::add_relaxed_input_section): Add new
1192 arguments LAYOUT and NAME.
1194 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1196 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1197 NATIVE_OR_CROSS_LINKER.
1198 * testsuite/Makefile.in: Regenerate.
1200 2010-10-20 Doug Kwan <dougkwan@google.com>
1202 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1203 without SHF_LINK_ORDER flags.
1204 * layout.cc (Layout::choose_output_section): Do not filter
1205 SHF_LINK_ORDER flag in a relocatable link.
1207 2010-10-17 Cary Coutant <ccoutant@google.com>
1209 * output.h (Output_segment::set_section_addresses): Change function
1210 signature. Update all callers.
1211 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1213 (Output_segment::set_section_addresses): Align after last TLS
1214 section. Add padding before last relro section instead of after.
1216 2010-10-17 Doug Kwan <dougkwan@google.com>
1218 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1219 GOT output section to be writable.
1221 2010-10-14 Cary Coutant <ccoutant@google.com>
1223 * debug.h (DEBUG_INCREMENTAL): New flag.
1224 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1225 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1227 * incremental.cc (report_command_line): Ignore all forms of
1229 * layout.cc (Layout::Layout): Check parameters for incremental link
1231 * options.cc (General_options::parse_incremental): New function.
1232 (General_options::parse_no_incremental): New function.
1233 (General_options::parse_incremental_full): New function.
1234 (General_options::parse_incremental_update): New function.
1235 (General_options::incremental_mode_): New data member.
1236 (General_options::finalize): Check incremental_mode_.
1237 * options.h (General_options): Update help text for --incremental.
1238 Add --no-incremental, --incremental-full, --incremental-update.
1239 (General_options::Incremental_mode): New enum type.
1240 (General_options::incremental_mode): New function.
1241 (General_options::incremental_mode_): New data member.
1242 * parameters.cc (Parameters::incremental_mode_): New data member.
1243 (Parameters::set_options): Set incremental_mode_.
1244 (Parameters::set_incremental_full): New function.
1245 (Parameters::incremental): New function.
1246 (Parameters::incremental_update): New function.
1247 (set_parameters_incremental_full): New function.
1248 * parameters.h (Parameters::set_incremental_full): New function.
1249 (Parameters::incremental): New function.
1250 (Parameters::incremental_update): New function.
1251 (Parameters::incremental_mode_): New data member.
1252 (set_parameters_incremental_full): New function.
1253 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1254 incremental link mode.
1255 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1256 (Sized_relobj::do_relocate_sections): Likewise.
1257 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1259 * testsuite/Makefile.in: Regenerate.
1260 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1262 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1264 * script-sections.h (class Script_sections): Make
1265 Sections_elements typedef public.
1266 * script-sections.cc (class Sort_output_sections): Add elements_
1267 field. Add constructor which sets it; change all callers.
1268 (Sort_output_sections::is_before): New function.
1269 (Sort_output_sections::operator()): Call is_before.
1270 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1272 * testsuite/script_test_10.sh: New test. Test script section
1274 * testsuite/script_test_10.t: Likewise.
1275 * testsuite/script_test_10.s: Likewise.
1276 * testsuite/Makefile.am: Wrap the cross linker tests and the
1277 common tests into NATIVE_OR_CROSS_LINKER.
1278 (check_SCRIPTS): Add script_test_10.sh.
1279 (check_DATA): Add script_test_10.stdout.
1280 (script_test_10.o, script_test_10): New targets.
1281 (script_test_10.stdout): New target.
1282 * configure, testsuite/Makefile.in: Regenerate.
1284 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1286 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1287 error for the deprecated relocations.
1288 (Target_arm::Scan::global): Likewise.
1289 (Target_arm::Relocate::relocate): Likewise.
1291 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1293 * fileread.cc (Input_file::find_file): Initialize *found_name
1294 and *namep when using the fallback search for case 4.
1296 2010-10-11 Cary Coutant <ccoutant@google.com>
1298 * options.h (class General_options): Redefine -z lazy as an alias for
1299 the negation of -z now.
1301 2010-10-11 Ian Lance Taylor <iant@google.com>
1303 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1306 2010-10-06 Nick Clifton <nickc@redhat.com>
1308 * script-sections.cc(class Memory_region): Remove
1309 current_lma_offset_ field. Rename current_vma_offset_ to
1310 current_offset_. Add last_section_ field.
1311 (Memory_region::get_current_vma_address): Rename to
1312 get_current_address.
1313 (Memory_region::get_current_lma_address): Delete.
1314 (Memory_region::increment_vma_offset): Rename to
1316 (Memory_region::increment_lma_offset): Delete.
1317 (Memory_region::attributes_compatible): New method. Returns
1318 true if the provided section is compatible with the region.
1319 (Memory_region::get_last_section): New method. Returns the last
1320 section to use the region.
1321 (Memory_region::set_last_section): New method. Stores the last
1322 section to use the region.
1323 (Script_sections::block_in_region): New method. Returns true if
1324 a block of memory is contained within a region.
1325 (Script_sections::find_memory_region): New method. Locates a
1326 memory region to be used to set a VMA or LMA address.
1327 (Output_section_definition::set_section_addresses): Add code to
1328 check for addresses set by memory regions.
1329 (Output_segment::set_section_addresses): Remove memory region
1331 (Script_sections::create_segment): Add a warning if a header
1332 segment is created outside of any region.
1333 * script-sections.h (class Script_sections): Add prototypes for
1334 find_memory_region and block_in_region methods.
1335 * testsuite/memory_test.s: Use .long instead of .word.
1336 * testsuite/memory_test.t: Add some more output sections.
1337 * testsuite/memory_test.sh: Update expected output.
1339 2010-10-02 Doug Kwan <dougkwan@google.com>
1341 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1342 defintion to symtab.h
1343 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1344 declaration to defintion.
1346 2010-10-01 Nick Clifton <nickc@redhat.com>
1348 * expression.cc (eval): Replace dummy argument with NULL.
1349 (eval_maybe_dot): Check for a NULL result section pointer.
1350 (Symbol_expression::value): Likewise.
1351 (Dot_expression::value): Likewise.
1352 (BINARY_EXPRESSION): Likewise.
1353 (Max_expression::value): Likewise.
1354 (Min_expression::value): Likewise.
1355 (Absolute_expression::value): Likewise.
1356 (Addr_expression::value_from_output_section): Likewise.
1357 (Loaddddr_expression::value_from_output_section): Likewise.
1358 (Segment_start_expression::value): Likewise.
1359 * script-sections.cc
1360 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1362 (Sections_elememt_dot_assignment::set_section_addresses):
1364 (Output_data_expression::do_write_to_buffer): Likewise.
1365 (Output_section_definition::finalize_symbols): Likewise.
1366 (Output_section_definition::set_section_addresses): Likewise.
1368 2010-09-30 Doug Kwan <dougkwan@google.com>
1370 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1372 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1374 * target.h (Target::can_icf_inline_merge_sections): New virtual
1376 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1378 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1380 * icf.cc (get_section_contents): Inline merge sections only when
1383 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1385 * configure: Regenerate.
1387 2010-09-17 Ian Lance Taylor <iant@google.com>
1389 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1390 * testsuite/Makefile.am (memory_test.o): New target.
1391 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1393 * testsuite/Makefile.in: Rebuild.
1395 2010-09-17 Doug Kwan <dougkwan@google.com>
1397 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1398 defintion if relocation uses GOT entries of the symbol.
1399 * testsuite/icf_safe_test.sh: Fix test.
1400 * testsuite/icf_safe_so_test.sh: Fix test.
1402 2010-09-16 Cary Coutant <ccoutant@google.com>
1404 * script_sections.cc (class Memory_region): Remove "NULL" from
1405 vector initializations.
1407 2010-09-15 Cary Coutant <ccoutant@google.com>
1409 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1410 Resolve forwarding symbols.
1412 2010-09-15 Doug Kwan <dougkwan@google.com>
1414 * gold/testsuite/script_test_3.t: Add ARM special sections.
1415 * gold/testsuite/script_test_4.t: Same.
1416 * gold/testsuite/script_test_5.t: Same.
1417 * gold/testsuite/script_test_6.t: Same.
1418 * gold/testsuite/script_test_7.t: Same.
1419 * gold/testsuite/script_test_7.t: Same.
1420 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1422 2010-09-14 Cary Coutant <ccoutant@google.com>
1424 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1425 (Target_x86_64::Relocate::relocate_tls): Replace check for
1426 saw_tls_block_reloc_ with test for executable section.
1428 2010-09-12 Cary Coutant <ccoutant@google.com>
1430 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1431 position-independent executables to shared libraries need dynamic
1433 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1434 position-independent executables.
1435 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1436 * testsuite/Makefile.in: Regenerate.
1438 2010-09-10 Nick Clifton <nickc@redhat.com>
1441 * testsuite/memory_test.t: Discard any sections that are not
1444 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1447 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1448 "This::" to work around a bug in gcc 4.2.
1450 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1452 2010-09-09 Rafael Espindola <espindola@google.com>
1454 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1455 sections with different PF_X flags in the same segment.
1456 (Layout::find_first_load_seg): Search all segments to find the first
1458 * options.h (rosegment): New.
1460 2010-09-08 Rafael Espindola <espindola@google.com>
1462 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1464 2010-09-08 Doug Kwan <dougkwan@google.com>
1466 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1467 (Arm_relobj::do_relocate_sections): Add new parameter for output
1468 file to match the parent.
1469 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1470 of local symbols instead of input values. Update code to track
1471 changes in gold::relocate_section.
1472 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1473 (Sized_relobj::compute_final_local_value_internal): New methods.
1474 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1475 body into private version of Sized_relobj::compute_final_local_value.
1476 Call the inline method.
1477 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1478 merged symbol value if there is one.
1479 (Symbol_value::has_output_value): New method defintiion.
1480 (Sized_relobj::Compute_final_local_value_status): New enum type.
1481 (Sized_relobj::compute_final_local_value): New methods.
1482 (Sized_relobj::compute_final_local_value_internal): New methods.
1483 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1484 and arm_cortex_a8.sh.
1485 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1486 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1488 * Makefile.in: Regenerate.
1489 * testsuite/arm_bl_out_of_range.s: Update test.
1490 * testsuite/thumb_bl_out_of_range.s: Ditto.
1491 * testsuite/thumb_blx_out_of_range.s: Ditto.
1492 * testsuite/arm_branch_out_of_range.sh: New file.
1493 * testsuite/arm_cortex_a8.sh: Ditto.
1494 * testsuite/arm_cortex_a8_b.s: Ditto.
1495 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1496 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1497 * testsuite/arm_cortex_a8_bl.s: Ditto.
1498 * testsuite/arm_cortex_a8_blx.s: Ditto.
1499 * testsuite/arm_cortex_a8_local.s: Ditto.
1500 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1501 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1503 2010-09-08 Rafael Espindola <espindola@google.com>
1505 * Makefile.am (memory_test.stdout): Run readelf with -W.
1506 * Makefile.in: Regenerate.
1507 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1510 2010-09-08 Rafael Espindola <espindola@google.com>
1512 * script-sections.cc (Script_sections::add_memory_region): Convert
1513 field precision to int.
1514 * script.cc (script_set_section_region, script_set_section_region):
1515 Convert field precision to int.
1517 2010-09-08 Rafael Espindola <espindola@google.com>
1519 * arm.cc (do_finalize_sections): Create the __exidx_start and
1520 __exdix_end symbols even when the section is missing.
1522 2010-09-08 Nick Clifton <nickc@redhat.com>
1524 * README: Remove claim that MEMORY is not supported.
1525 * expression.cc (script_exp_function_origin)
1526 (script_exp_function_length): Move from here to ...
1527 * script.cc: ... here.
1528 (script_set_section_region, script_add_memory)
1529 (script_parse_memory_attr, script_include_directive): New
1531 * script-sections.cc
1532 (class Memory_region): New class.
1533 (class Output_section_definition): Add set_memory_region,
1534 set_section_vma, set_section_lma and get_section_name methods.
1535 (class Script_Sections): Add add_memory_region,
1536 find_memory_region, find_memory_region_origin,
1537 find_memory_region_length and set_memory_region methods.
1538 Have set_section_addresses method walk the list of set memory
1540 Extend the print methos to display memory regions.
1541 * script-sections.h: Add prototypes for new methods.
1542 Add enum for MEMORY region attributes.
1543 * yyscript.y: Add support for parsing MEMORY regions.
1544 * script-c.h: Add prototypes for new functions.
1545 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1546 * testsuite/Makefile.in: Regenerate.
1547 * testsuite/memory_test.sh: New script.
1548 * testsuite/memory_test.s: New assembler source file.
1549 * testsuite/memory_test.t: New linker script.
1551 2010-08-27 Doug Kwan <dougkwan@google.com>
1553 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1554 reference override an existing dynamic weak reference.
1555 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1556 * testsuite/Makefile.in: Regenerate.
1557 * testsuite/dyn_weak_ref.sh: New file.
1558 * testsuite/dyn_weak_ref_1.c: Ditto.
1559 * testsuite/dyn_weak_ref_2.c: Ditto.
1561 2010-08-27 Ian Lance Taylor <iant@google.com>
1563 * incremental.h (class Incremental_input_entry): Add virtual
1566 2010-08-27 Ian Lance Taylor <iant@google.com>
1568 * testsuite/start_lib_test_3.c: Mark t3 as used.
1570 2010-08-27 Nick Clifton <nickc@redhat.com>
1572 * options.cc (version_script): Fix small typo in previous
1575 2010-08-25 Nick Clifton <nickc@redhat.com>
1577 * archive.cc: Formatting fixes: Remove whitespace between
1578 typename and following asterisk. Remove whitespace between
1579 function name and opening parenthesis.
1580 * archive.h: Likewise.
1582 * attributes.cc: Likewise.
1583 * attributes.h: Likewise.
1584 * common.cc: Likewise.
1585 * copy-relocs.cc: Likewise.
1586 * dirsearch.h: Likewise.
1587 * dynobj.cc: Likewise.
1588 * ehframe.cc: Likewise.
1589 * ehframe.h: Likewise.
1590 * expression.cc: Likewise.
1591 * fileread.cc: Likewise.
1592 * fileread.h: Likewise.
1594 * gold-threads.cc: Likewise.
1595 * gold.cc: Likewise.
1596 * i386.cc: Likewise.
1598 * incremental-dump.cc: Likewise.
1599 * incremental.cc: Likewise.
1600 * layout.cc: Likewise.
1601 * layout.h: Likewise.
1602 * main.cc: Likewise.
1603 * merge.cc: Likewise.
1604 * merge.h: Likewise.
1605 * object.cc: Likewise.
1606 * object.h: Likewise.
1607 * options.cc: Likewise.
1608 * options.h: Likewise.
1609 * output.cc: Likewise.
1610 * output.h: Likewise.
1611 * plugin.cc: Likewise.
1612 * plugin.h: Likewise.
1613 * powerpc.cc: Likewise.
1614 * reloc.cc: Likewise.
1615 * script-c.h: Likewise.
1616 * script-sections.cc: Likewise.
1617 * script.cc: Likewise.
1618 * stringpool.cc: Likewise.
1619 * symtab.cc: Likewise.
1620 * symtab.h: Likewise.
1621 * target.cc: Likewise.
1622 * timer.cc: Likewise.
1623 * timer.h: Likewise.
1624 * version.cc: Likewise.
1625 * x86_64.cc: Likewise.
1627 2010-08-24 Nick Clifton <nickc@redhat.com>
1630 * layout.cc (segment_precedes): Sort segments by their physical
1631 addresses, if they have been set.
1633 2010-08-23 Cary Coutant <ccoutant@google.com>
1635 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1637 (Lib_group::include_member): Unlock object after deleting its
1639 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1642 2010-08-19 Neil Vachharajani <nvachhar@google.com>
1643 Cary Coutant <ccoutant@google.com>
1645 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1646 constructor, and set_blocker.
1647 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1649 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1650 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1651 * testsuite/Makefile.am (start_lib_test): New test case.
1652 * testsuite/Makefile.in: Regenerate.
1653 * testsuite/start_lib_test_main.c: New file.
1654 * testsuite/start_lib_test_1.c: New file.
1655 * testsuite/start_lib_test_2.c: New file.
1656 * testsuite/start_lib_test_3.c: New file.
1658 2010-08-19 Ian Lance Taylor <iant@google.com>
1660 * Makefile.in: Rebuild with automake 1.11.1.
1661 * aclocal.m4: Likewise.
1662 * testsuite/Makefile.in: Likewise.
1664 2010-08-19 Ian Lance Taylor <iant@google.com>
1667 * i386.cc (class Output_data_plt_i386): Update declarations.
1668 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1669 local_ifuncs_ fields.
1670 (Target_i386::do_plt_section_for_global): New function.
1671 (Target_i386::do_plt_section_for_local): New function.
1672 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1673 parameter; change all callers. Initialize global_ifuncs_ and
1674 local_ifuncs_. If doing a static link define __rel_iplt_start and
1676 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1677 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1678 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1680 (Target_i386::make_plt_section): New function, broken out of
1681 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1682 (Target_i386::make_plt_entry): Call make_plt_section.
1683 (Target_i386::make_local_ifunc_plt_entry): New function.
1684 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1685 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1686 R_386_IRELATIVE to switch.
1687 (Target_i386::Scan::global): Likewise.
1688 (Target_i386::Relocate::relocate): Likewise.
1689 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1691 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1692 (Target_x86_64::do_plt_section_for_global): New function.
1693 (Target_x86_64::do_plt_section_for_local): New function.
1694 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1695 parameter; change all callers. If doing a static link define
1696 __rela_iplt_start and __rela_iplt_end.
1697 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1698 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1699 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1701 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1702 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1704 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1705 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1706 R_X86_64_IRELATIVE to switch.
1707 (Target_x86_64::Scan::global): Likewise.
1708 (Target_x86_64::Relocate::relocate): Likewise.
1709 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1711 * target.h (class Target): Add plt_section_for_global and
1712 plt_section_for_local functions. Add do_plt_section_for_global
1713 and do_plt_section_for_local virtual functions.
1714 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1715 clarifying comments.
1716 (Symbol::use_plt_offset): Handle IFUNC symbol.
1717 * object.cc (Sized_relobj::Sized_relobj): Initialize
1719 (Sized_relobj::local_has_plt_offset): New function.
1720 (Sized_relobj::local_plt_offset): New function.
1721 (Sized_relobj::set_local_plt_offset): New function.
1722 (Sized_relobj::do_count): Handle IFUNC symbol.
1723 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1724 a bit away from input_shndx_ field. Add set_is_func_symbol and
1725 is_ifunc_symbol functions.
1726 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1727 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1728 local_plt_offsets_ field.
1729 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1730 * output.h (class Output_section_data): Add non-const
1731 output_section function.
1732 (class Output_data_got): Update declarations.
1733 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1734 Add use_plt_offset parameter to global and local constructors.
1735 Change all callers. Change local_sym_index_ field to 31 bits.
1736 Change GSYM_CODE and CONSTANT_CODE accordingly.
1737 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1738 doing a static link don't set sh_link field.
1739 (Output_data_got::Got_entry::write): Use PLT offset if
1741 (Output_data_got::add_global_plt): New function.
1742 (Output_data_got::add_local_plt): New function.
1743 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1744 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1745 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1746 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1747 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1749 * testsuite/ifunc-sel.h: New file.
1750 * testsuite/ifuncmain1.c: New file.
1751 * testsuite/ifuncmain1vis.c: New file.
1752 * testsuite/ifuncmod1.c: New file.
1753 * testsuite/ifuncdep2.c: New file.
1754 * testsuite/ifuncmain2.c: New file.
1755 * testsuite/ifuncmain3.c: New file.
1756 * testsuite/ifuncmod3.c: New file.
1757 * testsuite/ifuncmain4.c: New file.
1758 * testsuite/ifuncmain5.c: New file.
1759 * testsuite/ifuncmod5.c: New file.
1760 * testsuite/ifuncmain6pie.c: New file.
1761 * testsuite/ifuncmod6.c: New file.
1762 * testsuite/ifuncmain7.c: New file.
1763 * configure, testsuite/Makefile.in: Rebuild.
1765 2010-08-18 Ian Lance Taylor <iant@google.com>
1768 (Output_section_incremental_inputs::write_input_files): Add cast
1769 to avoid signed/unsigned comparison warning.
1770 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1772 2010-08-12 Cary Coutant <ccoutant@google.com>
1774 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1776 2010-08-13 Ian Lance Taylor <iant@google.com>
1778 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1780 2010-08-12 Cary Coutant <ccoutant@google.com>
1781 Doug Kwan <dougkwan@google.com>
1783 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1784 defintion overrides non-weak undef, remember that the original undef
1786 * symtab.cc (Symbol_table::sized_write_global): For undef without
1787 an original weak binding, set binding to global in output.
1788 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1789 * testsuite/Makefile.in: Regenerate.
1790 * testsuite/strong_ref_weak_def.sh: New file.
1791 * testsuite/strong_ref_weak_def_1.c: Ditto.
1792 * testsuite/strong_ref_weak_def_2.c: Ditto.
1794 2010-08-12 Cary Coutant <ccoutant@google.com>
1796 * testsuite/incremental_test.sh: Rewrite.
1797 * testsuite/incremental_test_1.c: Rewrite.
1798 * testsuite/incremental_test_2.c: Rewrite.
1800 2010-08-12 Cary Coutant <ccoutant@google.com>
1802 * arm.cc (Target_arm::got_size): Add const.
1803 (Target_arm::got_entry_count): New function.
1804 (Target_arm::plt_entry_count): New function.
1805 (Target_arm::first_plt_entry_offset): New function.
1806 (Target_arm::plt_entry_size): New function.
1807 (Output_data_plt_arm::entry_count): New function.
1808 (Output_data_plt_arm::first_plt_entry_offset): New function.
1809 (Output_data_plt_arm::get_plt_entry_size): New function.
1810 * i386.cc (Target_i386::got_size): Add const.
1811 (Target_i386::got_entry_count): New function.
1812 (Target_i386::plt_entry_count): New function.
1813 (Target_i386::first_plt_entry_offset): New function.
1814 (Target_i386::plt_entry_size): New function.
1815 (Output_data_plt_i386::entry_count): New function.
1816 (Output_data_plt_i386::first_plt_entry_offset): New function.
1817 (Output_data_plt_i386::get_plt_entry_size): New function.
1818 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1819 find_incremental_inputs_sections. Dump incremental_got_plt section.
1820 * incremental.cc: Include target.h.
1821 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1822 parameter. Adjust all callers. Find incremental_got_plt section.
1823 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1825 (Output_section_incremental_inputs::set_final_data_size): Calculate
1826 size of incremental_got_plt section.
1827 (Output_section_incremental_inputs::do_write): Write the
1828 incremental_got_plt section.
1829 (Got_plt_view_info): New struct.
1830 (Local_got_offset_visitor): New class.
1831 (Global_got_offset_visitor): New class.
1832 (Global_symbol_visitor_got_plt): New class.
1833 (Output_section_incremental_inputs::write_got_plt): New function.
1834 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1835 Add parameter. Adjust all callers.
1836 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1837 (Incremental_inputs::got_plt_section): New function.
1838 (Incremental_inputs::got_plt_section_): New data member.
1839 (Incremental_got_plt_reader): New class.
1840 * layout.cc (Layout::create_incremental_info_sections): Add the
1841 incremental_got_plt section.
1842 * object.h (Got_offset_list::get_list): New function.
1843 (Got offset_list::for_all_got_offsets): New function.
1844 (Sized_relobj::local_got_offset_list): New function.
1845 * powerpc.cc (Target_powerpc::got_size): Add const.
1846 (Target_powerpc::got_entry_count): New function.
1847 (Target_powerpc::plt_entry_count): New function.
1848 (Target_powerpc::first_plt_entry_offset): New function.
1849 (Target_powerpc::plt_entry_size): New function.
1850 (Output_data_plt_powerpc::entry_count): New function.
1851 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1852 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1853 * sparc.cc (Target_sparc::got_size): Add const.
1854 (Target_sparc::got_entry_count): New function.
1855 (Target_sparc::plt_entry_count): New function.
1856 (Target_sparc::first_plt_entry_offset): New function.
1857 (Target_sparc::plt_entry_size): New function.
1858 (Output_data_plt_sparc::entry_count): New function.
1859 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1860 (Output_data_plt_sparc::get_plt_entry_size): New function.
1861 * symtab.h (Symbol::got_offset_list): New function.
1862 (Symbol_table::for_all_symbols): New function.
1863 * target.h (Sized_target::got_entry_count): New function.
1864 (Sized_target::plt_entry_count): New function.
1865 (Sized_target::plt_entry_size): New function.
1866 * x86_64.cc (Target_x86_64::got_size): Add const.
1867 (Target_x86_64::got_entry_count): New function.
1868 (Target_x86_64::plt_entry_count): New function.
1869 (Target_x86_64::first_plt_entry_offset): New function.
1870 (Target_x86_64::plt_entry_size): New function.
1871 (Output_data_plt_x86_64::entry_count): New function.
1872 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1873 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1875 2010-08-12 Cary Coutant <ccoutant@google.com>
1877 * archive.cc: Include incremental.h.
1878 (Archive::Archive): Initialize incremental_info_.
1879 (Archive::include_member): Record archive members in incremental info.
1880 (Add_archive_symbols::run): Record begin and end of an archive in
1882 (Lib_group::include_member): Record objects in incremental info.
1883 * archive.h (Incremental_archive_entry): Forward declaration.
1884 (Archive::set_incremental_info): New member function.
1885 (Archive::incremental_info): New member function.
1886 (Archive::Unused_symbol_iterator): New class.
1887 (Archive::unused_symbols_begin): New member function.
1888 (Archive::unused_symbols_end): New member function.
1889 (Archive::incremental_info_): New data member.
1890 * incremental-dump.cc (find_input_containing_global): New function.
1891 (dump_incremental_inputs): Dump new incremental info sections.
1892 * incremental.cc: Include symtab.h.
1893 (Output_section_incremental_inputs): New class.
1894 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1895 new incremental info sections.
1896 (Sized_incremental_binary::do_check_inputs): Likewise.
1897 (Incremental_inputs::report_archive): Remove.
1898 (Incremental_inputs::report_archive_begin): New function.
1899 (Incremental_inputs::report_archive_end): New function.
1900 (Incremental_inputs::report_object): New function.
1901 (Incremental_inputs::finalize_inputs): Remove.
1902 (Incremental_inputs::report_input_section): New function.
1903 (Incremental_inputs::report_script): Rewrite.
1904 (Incremental_inputs::finalize): Do nothing but finalize string table.
1905 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1906 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1907 (Incremental_inputs::create_data_sections): New function.
1908 (Incremental_inputs::relocs_entsize): New function.
1909 (Output_section_incremental_inputs::set_final_data_size): New function.
1910 (Output_section_incremental_inputs::do_write): New function.
1911 (Output_section_incremental_inputs::write_header): New function.
1912 (Output_section_incremental_inputs::write_input_files): New function.
1913 (Output_section_incremental_inputs::write_info_blocks): New function.
1914 (Output_section_incremental_inputs::write_symtab): New function.
1915 * incremental.h (Incremental_script_entry): Forward declaration.
1916 (Incremental_object_entry): Forward declaration.
1917 (Incremental_archive_entry): Forward declaration.
1918 (Incremental_inputs): Forward declaration.
1919 (Incremental_inputs_header_data): Remove.
1920 (Incremental_inputs_header): Remove.
1921 (Incremental_inputs_header_write): Remove.
1922 (Incremental_inputs_entry_data): Remove.
1923 (Incremental_inputs_entry): Remove.
1924 (Incremental_inputs_entry_write): Remove.
1925 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1926 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1927 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1928 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1930 (Incremental_input_entry): New class.
1931 (Incremental_script_entry): New class.
1932 (Incremental_object_entry): New class.
1933 (Incremental_archive_entry): New class.
1934 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1935 (Incremental_inputs::report_inputs): Remove.
1936 (Incremental_inputs::report_archive): Remove.
1937 (Incremental_inputs::report_archive_begin): New function.
1938 (Incremental_inputs::report_archive_end): New function.
1939 (Incremental_inputs::report_object): Change prototype.
1940 (Incremental_inputs::report_input_section): New function.
1941 (Incremental_inputs::report_script): Change prototype.
1942 (Incremental_inputs::get_reloc_count): New function.
1943 (Incremental_inputs::set_reloc_count): New function.
1944 (Incremental_inputs::create_data_sections): New function.
1945 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1946 (Incremental_inputs::inputs_section): New function.
1947 (Incremental_inputs::symtab_section): New function.
1948 (Incremental_inputs::relocs_section): New function.
1949 (Incremental_inputs::get_stringpool): Add const.
1950 (Incremental_inputs::command_line): Add const.
1951 (Incremental_inputs::inputs): Remove.
1952 (Incremental_inputs::command_line_key): New function.
1953 (Incremental_inputs::input_file_count): New function.
1954 (Incremental_inputs::input_files): New function.
1955 (Incremental_inputs::relocs_entsize): New function.
1956 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1957 (Incremental_inputs::finalize_inputs): Remove.
1958 (Incremental_inputs::Input_info): Remove.
1959 (Incremental_inputs::lock_): Remove.
1960 (Incremental_inputs::inputs_): Change type.
1961 (Incremental_inputs::inputs_map_): Remove.
1962 (Incremental_inputs::current_object_entry_): New data member.
1963 (Incremental_inputs::inputs_section_): New data member.
1964 (Incremental_inputs::symtab_section_): New data member.
1965 (Incremental_inputs::relocs_section_): New data member.
1966 (Incremental_inputs::reloc_count_): New data member.
1967 (Incremental_inputs_reader): New class.
1968 (Incremental_symtab_reader): New class.
1969 (Incremental_relocs_reader): New class.
1970 * layout.cc (Layout::finalize): Move finalization of incremental info
1971 and creation of incremental info sections to follow finalization of
1972 symbol table. Set offsets for postprocessing sections.
1973 (Layout::create_incremental_info_sections): Call
1974 Incremental_inputs::create_data_sections. Add incremental symtab
1975 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1976 sections to layout after input sections.
1977 * layout.h (struct Timespec): Forward declaration.
1978 (Layout::incremental_inputs): Add const.
1979 (Layout::create_incremental_info_sections): Add parameter.
1980 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1981 * object.cc: Include incremental.h.
1982 (Relobj::finalize_incremental_relocs): New function.
1983 (Sized_relobj::do_layout): Record input sections in incremental info.
1984 * object.h (Object::output_section): New function.
1985 (Object::output_section_offset): Moved from Relobj.
1986 (Object::get_incremental_reloc_base): New function.
1987 (Object::get_incremental_reloc_count): New function.
1988 (Object::do_output_section): New function.
1989 (Object::do_output_section_offset): Moved from Relobj.
1990 (Object::do_get_incremental_reloc_base): New function.
1991 (Object::do_get_incremental_reloc_count): New function.
1992 (Object::Object): Initialize new data members.
1993 (Relobj::output_section): Renamed do_output_section and moved to
1995 (Relobj::output_section_offset): Moved to Object.
1996 (Relobj::do_get_incremental_reloc_base): New function.
1997 (Relobj::do_get_incremental_reloc_count): New function.
1998 (Relobj::allocate_incremental_reloc_counts): New function.
1999 (Relobj::count_incremental_reloc): New function.
2000 (Relobj::finalize_incremental_relocs): New function.
2001 (Relobj::next_incremental_reloc_index): New function.
2002 (Relobj::reloc_counts_): New data member.
2003 (Relobj::reloc_bases_): New data member.
2004 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2005 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2006 (Sized_relobj::incremental_relocs_scan): New function.
2007 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2008 (Sized_relobj::incremental_relocs_write): New function.
2009 (Sized_relobj::incremental_relocs_write_reltype): New function.
2010 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2012 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2013 archives and object files elsewhere.
2014 (Add_symbols::run): Report object files here.
2015 (Finish_group::run): Report end of archive at end of group.
2016 * reloc.cc: Include layout.h, incremental.h.
2017 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2018 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2019 (Sized_relobj::incremental_relocs_scan): New function.
2020 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2021 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2022 (Sized_relobj::incremental_relocs_write): New function.
2023 (Sized_relobj::incremental_relocs_write_reltype): New function.
2024 * script.cc (read_input_script): Rewrite test for incremental link.
2025 Change call to Incremental_inputs::report_script.
2026 * symtab.h (Symbol_table::first_global_index): New function.
2027 (Symbol_table::output_count): New function.
2029 2010-08-12 Doug Kwan <dougkwan@google.com>
2031 * arm.cc (Target_arm::merge_object_attributes): Check command line
2032 options --no-wchar-size-warning and --no-enum-size-warning.
2033 * options.h (General_options): Add ld-compatible options
2034 --no-enum-size-warning and --no-wchar-size-warning.
2036 2010-08-04 Ian Lance Taylor <iant@google.com>
2038 * x86_64.cc (Target_x86_64::Scan::local): Use
2039 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2040 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2041 (Target_x86_64::Scan::global): Likewise.
2042 (Target_x86_64::Relocate::relocate): Likewise.
2043 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2046 2010-08-03 Cary Coutant <ccoutant@google.com>
2048 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2049 to reserve space in merged_strings vector. Keep total input size
2051 (Output_merge_string::do_print_merge_stats): Print total input size.
2052 * merge.h (Output_merge_string): Add input_size_ field.
2053 * stringpool.cc (Stringpool_template::string_length): Move
2054 implementations out of Stringpool_template class and place in
2056 * stringpool.h (string_length): Move out of Stringpool_template.
2058 2010-08-03 Ian Lance Taylor <iant@google.com>
2061 * layout.cc (relaxation_loop_body): If address of load segment is
2062 set, adjust address to include headers if possible.
2064 2010-08-03 Ian Lance Taylor <iant@google.com>
2066 * version.cc (version_string): Bump to 1.10.
2068 2010-08-03 Ian Lance Taylor <iant@google.com>
2071 * layout.h (enum Output_section_order): Define.
2072 (class Layout): Update declarations.
2073 * layout.cc (Layout::get_output_section): Add order parameter.
2074 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2075 is_first_non_relro parameters. Change all callers.
2076 (Layout::choose_output_section): Likewise.
2077 (Layout::add_output_section_data): Likewise.
2078 (Layout::make_output_section): Likewise. Set order.
2079 (Layout::default_section_order): New function.
2080 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2081 * output.cc (Output_section::Output_section): Initialize order_.
2082 Don't initialize deleted fields.
2083 (Output_segment::Output_segment): Don't initialize deleted
2085 (Output_segment::add_output_section_to_load): New function
2086 replacing add_output_section. Change all callers to call this or
2087 add_output_section_to_nonload.
2088 (Output_segment::add_output_section_to_nonload): New function.
2089 (Output_segment::remove_output_section): Rewrite.
2090 (Output_segment::add_initial_output_data): Likewise.
2091 (Output_segment::has_any_data_sections): Likewise.
2092 (Output_segment::is_first_section_relro): Likewise.
2093 (Output_segment::maximum_alignment): Likewise.
2094 (Output_segment::has_dynamic_reloc): New function replacing
2095 dynamic_reloc_count. Change all callers.
2096 (Output_segment::has_dynamic_reloc_list): New function replacing
2097 dynamic_reloc_count_list. Change all callers.
2098 (Output_segment::set_section_addresses): Rewrite.
2099 (Output_segment::set_offset): Rewrite.
2100 (Output_segment::find_first_and_last_list): Remove.
2101 (Output_segment::set_tls_offsets): Rewrite.
2102 (Output_segment::first_section_load_address): Likewise.
2103 (Output_segment::output_section_count): Likewise.
2104 (Output_segment::section_with_lowest_load_address): Likewise.
2105 (Output_segment::write_section_headers): Likewise.
2106 (Output_segment::print_sections_to_map): Likewise.
2107 * output.h (class Output_data): Remove dynamic_reloc_count_
2108 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2109 (Output_data::add_dynamic_reloc): Rewrite.
2110 (Output_data::has_dynamic_reloc): New function.
2111 (Output_data::dynamic_reloc_count): Remove.
2112 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2113 is_last_relro_, is_first_non_relro_, is_interp_,
2114 is_dynamic_linker_section_ fields. Add order and set_order
2115 functions. Remove is_relro_local, set_is_relro_local,
2116 is_last_relro, set_is_last_relro, is_first_non_relro,
2117 set_is_first_non_relro functions, is_interp, set_is_interp,
2118 is_dynamic_linker_section, and set_is_dynamic_linker_section
2120 (class Output_segment): Change Output_data_list from std::list to
2121 std:;vector. Add output_lists_ field. Remove output_data_ and
2122 output_bss_ fields. Update declarations.
2124 2010-08-02 Ian Lance Taylor <iant@google.com>
2126 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2127 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2128 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2130 2010-08-02 Ian Lance Taylor <iant@google.com>
2133 * script.cc (Script_options::Script_options): Initialize
2134 symbol_definitions_ and symbol_references_.
2135 (Script_options::add_symbol_assignment): Update
2136 symbol_definitions_ and symbol_references_.
2137 (Script_options::add_symbol_reference): New function.
2138 (script_symbol): New function.
2139 * script.h (class Script_options): Add symbol_definitions_ and
2140 symbol_references_ fields.
2141 (Script_options::referenced_const_iterator): New type.
2142 (Script_options::referenced_begin): New function.
2143 (Script_options::referenced_end): New function.
2144 (Script_options::is_referenced): New function.
2145 (Script_options::any_unreferenced): New function.
2146 * script-c.h (script_symbol): Declare.
2147 * yyscript.y (exp): Call script_symbol.
2148 * symtab.cc: Include "script.h".
2149 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2150 Change all callers. Check symbols referenced by scripts.
2151 (Symbol_table::add_undefined_symbols_from_command_line): Add
2152 layout parameter. Change all callers.
2153 (Symbol_table::do_add_undefined_symbols_from_command_line):
2154 Likewise. Break out loop body. Check symbols referenced by
2156 (Symbol_table::add_undefined_symbol_from_command_line): New
2157 function broken out of
2158 do_add_undefined_symbols_from_command_line.
2159 * symtab.h (class Symbol_table): Update declarations.
2160 * archive.cc: Include "layout.h".
2161 (Archive::should_include_member): Add layout parameter. Change
2162 all callers. Check for symbol mentioned in expression.
2163 * archive.h (class Archive): Update declaration.
2164 * object.cc (Sized_relobj::do_should_include_member): Add layout
2166 * object.h (Object::should_include_member): Add layout parameter.
2168 (Object::do_should_include_member): Add layout parameter.
2169 (class Sized_relobj): Update declaration.
2170 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2172 * dynobj.h (class Sized_dynobj): Update declaration.
2173 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2175 * plugin.h (class Sized_pluginobj): Update declaration.
2177 2010-08-02 Ian Lance Taylor <iant@google.com>
2180 * output.cc (Output_segment::set_offset): Search for the first and
2181 last sections rather than assuming that the list is in order.
2182 (Output_segment::find_first_and_last_list): New function.
2183 * output.h (class Output_segment): Update declarations.
2184 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2185 (relro_strip_test_SOURCES): New variable.
2186 (relro_strip_test_DEPENDENCIES): New variable.
2187 (relro_strip_test_LDFLAGS): New variable.
2188 (relro_strip_test_LDADD): New variable.
2189 (relro_strip_test.so): New target.
2191 2010-08-02 Ian Lance Taylor <iant@google.com>
2193 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2194 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2195 (Target_i386::got_tlsdesc_section): New function.
2196 (Target_i386::got_section): Create space for GOT entries for
2197 TLSDESC relocations.
2198 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2200 (Target_i386::Scan::global): Likewise.
2201 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2203 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2204 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2205 (Target_x86_64::got_tlsdesc_section): New function.
2206 (Target_x86_64::got_section): Create space for GOT entries for
2207 TLSDESC relocations.
2208 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2210 (Target_x86_64::Scan::global): Likewise.
2211 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2214 2010-08-02 Ian Lance Taylor <iant@google.com>
2216 * testsuite/final_layout.sh: Use dc to convert from hex to
2219 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2221 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2222 paramter to the call to gold::gc_process_relocs.
2223 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2224 paramter to the call to gold::gc_process_relocs.
2225 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2226 parameter to the call to gold::gc_process_relocs.
2227 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2228 template parameter to the call to gold::gc_process_relocs.
2229 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2230 paramter to the call to gold::gc_process_relocs.
2231 * gc.h (get_embedded_addend_size): New function.
2232 (gc_process_relocs): Save the size of the reloc for use by ICF.
2233 * icf.cc (get_section_contents): Get the addend from the text section
2234 for SHT_REL relocation sections.
2235 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2236 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2237 * int_encoding.h (read_from_pointer): New overloaded function.
2238 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2239 * testsuite/icf_sht_rel_addend_test.sh: New file.
2240 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2241 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2243 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2245 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2246 * Makefile.in: Regenerate.
2247 * testsuite/Makefile.in: Regenerate.
2249 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2251 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2252 * gold/testsuite/debug_msg.cc: Likewise.
2253 * gold/testsuite/odr_violation1.cc
2254 * gold/testsuite/odr_violation2.cc
2256 2010-07-21 Cary Coutant <ccoutant@google.com>
2258 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2259 string, and length fields.
2260 (Output_merge_string::Merged_strings_list): New type.
2261 (Output_merge_string::Merged_strings_lists): New typedef.
2262 (Output_merge_string): Replace merged_strings_ with
2263 merged_strings_lists_.
2264 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2265 Merged_strings_list per input object and section. Don't store pointer
2266 to the string. Don't store length with each merged string entry.
2267 (Output_merge_string::finalize_merged_data): Loop over list of merged
2268 strings lists. Recompute length of each merged string.
2270 2010-07-15 Cary Coutant <ccoutant@google.com>
2272 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2275 2010-07-14 Ian Lance Taylor <iant@google.com>
2277 * descriptors.cc (Descriptors::open): Report correct name in error
2280 2010-07-13 Doug Kwan <dougkwan@google.com>
2282 * arm.cc (Arm_input_section::Arm_input_section): For a
2283 SHT_ARM_EXIDX section, always keeps the input sections.
2284 (Arm_input_section::set_exidx_section_link): New method.
2285 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2286 has_errors_ to false.
2287 (Arm_exidx_input_section::has_errors,
2288 Arm_exidx_input_section::set_has_errors): New methods.
2289 (Arm_exidx_input_section::has_errors_): New data member.
2290 (Arm_relobj::get_exidx_shndx_list): New method.
2291 (Arm_output_section::append_text_sections_to_list): Do not skip
2292 section without SHF_EXECINSTR.
2293 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2295 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2296 section header. Make error messages more verbose. Check for
2297 a non-executable section linked to an EXIDX section.
2298 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2299 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2300 check that there is no deferred EXIDX section if we exit early.
2301 Instead of not making an EXIDX section in case of an error, make one
2302 and set the has_errors flag of it.
2303 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2304 in a relocatable link.
2305 (Target_arm::do_relax): Look for the EXIDX output section instead of
2306 assuming that it is called .ARM.exidx.
2307 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2308 section list. Do not check for SHF_EXECINSTR section flags but
2309 skip any input section with errors.
2310 * output.cc (Output_section::Output_section): Initialize
2311 always_keeps_input_sections_ to false.
2312 (Output_section::add_input_section): Check for
2313 always_keeps_input_sections_.
2314 * output.h (Output_section::always_keeps_input_sections,
2315 Output_section::set_always_keeps_input_sections): New methods.
2316 (Output_section::always_keeps_input_sections): New data member.
2318 2010-07-13 Rafael Espindola <espindola@google.com>
2320 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2321 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2323 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2324 Ian Lance Taylor <iant@google.com>
2326 * output.h (Output_section_lookup_maps::add_merge_section):
2327 Correct check of whether value was inserted.
2328 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2329 (Output_section_lookup_maps::add_relaxed_input_section):
2331 * arm.cc (Target_arm::got_section): Remove used local os.
2332 * i386.cc (Target_i386::got_section): Likewise.
2333 * x86_64.cc (Target_x86_64::got_section): Likewise.
2334 * sparc.cc (Target_sparc::got_section): Likewise.
2335 (Target_sparc::relocate): Remove unused local have_got_offset.
2336 * powerpc.cc (Target_powerpc::relocate): Likewise.
2338 2010-07-13 Ian Lance Taylor <iant@google.com>
2340 * compressed_output.cc (zlib_decompress): Fix signature in
2343 * archive.cc (Archive::include_member): Unlock an external member
2344 of a thin archive. Don't bother to delete an object we know is
2347 2010-07-12 Cary Coutant <ccoutant@google.com>
2349 * compressed_output.cc (zlib_decompress): New function.
2350 (get_uncompressed_size): New function.
2351 (decompress_input_section): New function.
2352 * compressed_output.h (get_uncompressed_size): New function.
2353 (decompress_input_section): New function.
2354 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2355 Handle compressed debug sections.
2356 * layout.cc (is_compressed_debug_section): New function.
2357 (Layout::output_section_name): Map compressed section names to
2359 * layout.h (is_compressed_debug_section): New function.
2360 (is_debug_info_section): Recognize compressed debug sections.
2361 * merge.cc: Include compressed_output.h.
2362 (Output_merge_data::do_add_input_section): Handle compressed
2364 (Output_merge_string::do_add_input_section): Handle compressed
2366 * object.cc: Include compressed_output.h.
2367 (Sized_relobj::Sized_relobj): Initialize new data members.
2368 (build_compressed_section_map): New function.
2369 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2370 * object.h (Object::section_is_compressed): New method.
2371 (Object::do_section_is_compressed): New method.
2372 (Sized_relobj::Compressed_section_map): New type.
2373 (Sized_relobj::do_section_is_compressed): New method.
2374 (Sized_relobj::compressed_sections_): New data member.
2375 * output.cc (Output_section::add_input_section): Handle compressed
2377 * reloc.cc: Include compressed_output.h.
2378 (Sized_relobj::write_sections): Handle compressed debug sections.
2380 2010-07-08 Cary Coutant <ccoutant@google.com>
2382 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2383 weak when resolving to a dynamic def.
2384 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2385 for weak undef/dynamic def cases. Adjust callers.
2386 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2387 undef_binding_weak_.
2388 (Symbol_table::sized_write_globals): Adjust symbol binding.
2389 (Symbol_table::sized_write_symbol): Add binding parameter.
2390 * symtab.h (Symbol::set_undef_binding): New method.
2391 (Symbol::is_undef_binding_weak): New method.
2392 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2393 (Symbol_table::should_override): Add new parameter.
2394 (Symbol_table::sized_write_symbol): Add new parameter.
2396 * testsuite/weak_undef_file1.cc: Add new test case.
2397 * testsuite/weak_undef_file2.cc: Fix header comment.
2398 * testsuite/weak_undef_test.cc: Add new test case.
2400 2010-06-29 Doug Kwan <dougkwan@google.com>
2402 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2403 Initialize USE_SYMBOL_.
2404 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2406 (Arm_reloc_property::uses_symbol_): New data member declaration.
2407 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2408 uses symbol value and symbol is undefined but not weakly undefined.
2410 2010-06-28 Rafael Espindola <espindola@google.com>
2412 * plugin.cc (Plugin::load): Use dlerror.
2414 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2416 * symtab.cc (detect_odr_violations): When reporting an ODR
2417 violation, report an object where the symbol is defined.
2419 2010-06-25 Doug Kwan <dougkwan@google.com>
2421 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2422 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2424 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2425 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2426 target hook to detect function points.
2427 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2428 * icf.h (Icf::check_section_for_function_pointers): Change type of
2429 parameter SECTION_NAME to const reference to std::string. Use
2430 target hook to determine if section may have unsafe pointers.
2431 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2434 2010-06-21 Rafael Espindola <espindola@google.com>
2436 * fileread.cc (Input_file::find_fie): New
2437 (Input_file::open): Use Input_file::find_fie.
2438 * fileread.h (Input_file::find_fie): New
2439 * plugin.cc (set_extra_library_path): New.
2440 (Plugin::load): Add set_extra_library_path to the transfer vector.
2441 (Plugin_manager::set_extra_library_path): New.
2442 (Plugin_manager::add_input_file): Use the extra search path if set.
2443 (set_extra_library_path(): New.
2444 * plugin.h (Plugin_manager): Add set_extra_library_path and
2447 2010-06-19 Cary Coutant <ccoutant@google.com>
2449 * layout.cc (gdb_sections): Add .debug_types.
2450 (lines_only_debug_sections): Likewise.
2452 2010-06-18 Rafael Espindola <espindola@google.com>
2454 * plugin.cc (add_input_file,add_input_library)
2455 (Plugin_manager::add_input_file): Make filename arguments const.
2456 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2459 2010-06-16 Doug Kwan <dougkwan@google.com>
2461 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2462 .ARM.attributes section if we have not merged any input
2463 attributes sections.
2465 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2467 * arm.cc: Allow combining objects with no EABI version
2470 2010-06-15 Rafael Espindola <espindola@google.com>
2472 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2474 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2476 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2477 (struct iovec): Correct !HAVE_READV definition.
2479 2010-06-10 Cary Coutant <ccoutant@google.com>
2481 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2482 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2484 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2487 * symtab.h (Symbol::is_placeholder): New member function.
2488 * target-reloc.h (relocate_section): Check for placeholder symbols.
2490 * testsuite/Makefile.am (plugin_test_8): New test.
2491 (plugin_test_9): New test.
2492 * testsuite/Makefile.in: Regenerate.
2494 2010-06-09 Nick Clifton <nickc@redhat.com>
2496 * yyscript.y (input_list_element): Allow strings prefixed with
2497 the '-' character. Treat these as libraries.
2498 * script.cc (script_add_library): New function. Adds a library
2499 specified by "-l<name>" found in an input script.
2500 * script-c.h: Add prototype for script_add_library.
2502 2010-06-07 Doug Kwan <dougkwan@google.com>
2504 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2505 Restrict stub-group size to be within long conditional branch
2506 range when working around cortex-A8 erratum.
2508 2010-06-07 Damien Diederen <dd@crosstwine.com>
2510 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2513 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2517 (Output_section::Input_section_sort_entry::compare_section_ordering):
2518 Change to return non-zero correctly.
2519 (Output_section::Input_section_sort_section_order_index_compare
2520 ::operator()): Change to fix ambiguity in comparisons.
2522 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2524 * gold.h (is_wildcard_string): New function.
2525 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2526 (Layout::layout_eh_frame): Ditto.
2527 (Layout::find_section_order_index): New method.
2528 (Layout::read_layout_from_file): New method.
2529 * layout.h (Layout::find_section_order_index): New method.
2530 (Layout::read_layout_from_file): New method.
2531 (Layout::input_section_position_): New private member.
2532 (Layout::input_section_glob_): New private member.
2533 * main.cc (main): Call read_layout_from_file here.
2534 * options.h (--section-ordering-file): New option.
2535 * output.cc (Output_section::input_section_order_specified_): New
2537 (Output_section::Output_section): Initialize new member.
2538 (Output_section::add_input_section): Add new parameter.
2539 Keep input sections when --section-ordering-file is used.
2540 (Output_section::set_final_data_size): Sort input sections when
2541 section ordering file is specified.
2542 (Output_section::Input_section_sort_entry): Add new parameter.
2544 (Output_section::Input_section_sort_entry::compare_section_ordering):
2546 (Output_section::Input_section_sort_compare::operator()): Change to
2547 consider section_order_index.
2548 (Output_section::Input_section_sort_init_fini_compare::operator()):
2549 Change to consider section_order_index.
2550 (Output_section::Input_section_sort_section_order_index_compare
2551 ::operator()): New method.
2552 (Output_section::sort_attached_input_sections): Change to sort
2553 according to section order when specified.
2554 (Output_section::add_input_section<32, true>): Add new parameter.
2555 (Output_section::add_input_section<64, true>): Add new parameter.
2556 (Output_section::add_input_section<32, false>): Add new parameter.
2557 (Output_section::add_input_section<64, false>): Add new parameter.
2558 * output.h (Output_section::add_input_section): Add new parameter.
2559 (Output_section::input_section_order_specified): New
2561 (Output_section::set_input_section_order_specified): New method.
2562 (Input_section::Input_section): Initialize section_order_index_.
2563 (Input_section::section_order_index): New method.
2564 (Input_section::set_section_order_index): New method.
2565 (Input_section::section_order_index_): New member.
2566 (Input_section::Input_section_sort_section_order_index_compare): New
2568 (Output_section::input_section_order_specified_): New member.
2569 * script-sections.cc (is_wildcard_string): Delete and move modified
2571 (Output_section_element_input::Output_section_element_input): Modify
2572 call to is_wildcard_string.
2573 (Output_section_element_input::Input_section_pattern
2574 ::Input_section_pattern): Ditto.
2575 (Output_section_element_input::Output_section_element_input): Ditto.
2576 * testsuite/Makefile.am (final_layout): New test case.
2577 * testsuite/Makefile.in: Regenerate.
2578 * testsuite/final_layout.cc: New file.
2579 * testsuite/final_layout.sh: New file.
2581 2010-06-01 Rafael Espindola <espindola@google.com>
2583 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2585 2010-06-01 Rafael Espindola <espindola@google.com>
2587 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2588 visibility of symbols.
2590 2010-05-27 Doug Kwan <dougkwan@google.com>
2592 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2593 from start of output section instead of address for a local symbol
2594 in a merged or relaxed section when doing a relocatable link.
2596 2010-05-26 Rafael Espindola <espindola@google.com>
2599 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2600 adding sections the garbage collector removed.
2601 * gold/testsuite/Makefile.am: Add test.
2602 * gold/testsuite/Makefile.in: Regenerate.
2603 * gold/testsuite/plugin_test_7.sh: New.
2604 * gold/testsuite/plugin_test_7_1.c: New.
2605 * gold/testsuite/plugin_test_7_2.c: New.
2607 2010-05-26 Rafael Espindola <espindola@google.com>
2609 * script-sections.cc (Output_section_definition::set_section_addresses):
2610 Check for --section-start.
2612 2010-05-26 Doug Kwan <dougkwan@google.com>
2614 * arm.cc (Arm_scan_relocatable_relocs): New class.
2615 (Target_arm::relocate_special_relocatable): New method.
2616 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2617 (Arm_relocate_functions::thumb_branch_common): Same.
2618 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2619 instead of Default_scan_relocatable_relocs.
2620 * target-reloc.h (relocate_for_relocatable): Let target handle
2621 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2622 * target.h (Sized_target::relocate_special_relocatable): New method.
2624 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2626 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2628 2010-05-23 Doug Kwan <dougkwan@google.com>
2630 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2632 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2633 with a direct branch, not a conditional branch, to a stub.
2634 * merge.cc (Output_merge_base::record_input_section): New method
2636 (Output_merge_data::do_add_input_section): Record input section if
2637 keeps-input-sections flag is set.
2638 (Output_merge_string::do_add_input_section): Ditto.
2639 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2640 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2642 (Output_merge_base::keeps_input_sections,
2643 Output_merge_base::set_keeps_input_sections,
2644 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2646 (Output_merge_base::Input_sections): New type declaration.
2647 (Output_merge_base::input_sections_begin,
2648 Output_merge_base::input_sections_end,
2649 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2650 (Output_merge_base::bool keeps_input_sections_,
2651 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2652 Output_merge_base::input_sections_): New data members.
2653 (Output_merge_data::do_set_keeps_input_sections): New method
2655 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2656 * output.cc (Output_section::Input_section::relobj): Move method
2657 defintion from class declaration to here and handle merge sections.
2658 (Output_section::Input_section::shndx): Ditto.
2659 (Output_section::Output_section): Remove initializations of removed
2660 data members and initialize new data member LOOKUP_MAPS_.
2661 (Output_section::add_input_section): Set keeps-input-sections flag
2662 for a newly created merge output section as appropriate. Adjust code
2663 to use Output_section_lookup_maps class.
2664 (Output_section::add_relaxed_input_section): Adjst code for lookup
2665 maps code refactoring.
2666 (Output_section::add_merge_input_section): Add a new parameter
2667 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2668 class. If adding input section to a newly created merge output
2669 section fails, remove the new merge section.
2670 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
2671 Adjust code for use of the Output_section_lookup_maps class.
2672 (Output_section::find_merge_section): Ditto.
2673 (Output_section::build_lookup_maps): New method defintion.
2674 (Output_section::find_relaxed_input_section): Adjust code to use
2675 Output_section_lookup_maps class.
2676 (Output_section::get_input_sections): Export merge sections. Adjust
2677 code to use Output_section_lookup_maps class.
2678 (Output_section:::add_script_input_section): Adjust code to use
2679 Output_section_lookup_maps class. Update lookup maps for merge
2681 (Output_section::discard_states): Use Output_section_lookup_maps.
2682 (Output_section::restore_states): Same.
2683 * output.h (Merge_section_properties): Move class defintion out of
2685 (Output_section_lookup_maps): New class.
2686 (Output_section::Input_section::is_merge_section): New method
2688 (Output_section::Input_section::relobj): Move defintion out of class
2689 defintion. Declare method only.
2690 (Output_section::Input_section::shndx): Ditto.
2691 (Output_section::Input_section::output_merge_base): New method defintion.
2692 (Output_section::Input_section::u2_.pomb): New union field.
2693 (Output_section::Merge_section_by_properties_map,
2694 Output_section::Output_section_data_by_input_section_map,
2695 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2697 (Output_section::add_merge_input_section): Add new parameter
2698 KEEPS_INPUT_SECTIONS.
2699 (Output_section::build_lookup_maps): New method declaration.
2700 (Output_section::merge_section_map_,
2701 Output_section::merge_section_by_properties_map_,
2702 Output_section::relaxed_input_section_map_,
2703 Output_section::is_relaxed_input_section_map_valid_): Remove data
2705 (Output_section::lookup_maps_): New data member.
2707 2010-05-21 Doug Kwan <dougkwan@google.com>
2710 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2711 avoid a compilation error.
2713 2010-05-19 Rafael Espindola <espindola@google.com>
2715 * script-sections.cc (Output_section_definition::allocate_to_segment):
2716 Update the phdrs_list even when the output section is NULL.
2717 * testsuite/Makefile.am: Add test.
2718 * testsuite/Makefile.in: Regenerate.
2719 * testsuite/script_test_9.cc: New.
2720 * testsuite/script_test_9.sh: New.
2721 * testsuite/script_test_9.t: New.
2723 2010-05-19 Doug Kwan <dougkwan@google.com>
2725 * arm.cc (Arm_input_section::original_size): New method.
2726 (Arm_input_section::do_addralign): Add a cast.
2727 (Arm_input_section::do_output_offset): Remove static cast.
2728 (Arm_input_section::original_addralign,
2729 Arm_input_section::original_size_): Change type to uint32_t.
2730 (Arm_input_section::init): Add safe casts for section alignment
2732 (Arm_input_section::set_final_data_size): Do not set address and
2733 offset of stub table.
2734 (Arm_output_section::fix_exidx_coverage): Change use of of
2735 Output_section::Simple_input_section to that of
2736 Output_section::Input_section.
2737 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2738 except for the first pass.
2739 * output.cc (Output_section::get_input_sections): Change type of
2740 input_sections to std::list<Input_section>.
2741 (Output_section::add_script_input_section): Rename from
2742 Output_section::add_simple_input_section. Change type of SIS
2743 parameter from Simple_input_section to Input_section.
2744 * output.h (Output_section::Simple_input_section): Remove class.
2745 (Output_section::Input_section): Change class visibility to public.
2746 (Output_section::Input_section::addralign): Use stored alignments
2747 for special input sections if set.
2748 (Output_section::Input_section::set_addralign): New method.
2749 (Output_section::get_input_sections): Change parameter type from
2750 list of Simple_input_section to list of Input_section.
2751 (Output_section::add_script_input_section): Rename from
2752 Output_section::add_simple_input_section. Change first parameter's
2753 type from Simple_input_section to Input_section and remove the
2754 second and third parameters.
2755 * script-sections.cc (Input_section::Input_section_list): Change
2756 type to list of Output_section::Input_section/
2757 (Input_section_info::Input_section_info): Change parameter type of
2758 INPUT_SECTION to Output_section::Input_section.
2759 (Input_section_info::input_section): Change return type.
2760 (Input_section_info::input_section_): Change type to
2761 Output_section::Input_section.
2762 (Output_section_element_input::set_section_addresses): Adjust code
2763 to use Output_section::Input_section instead of
2764 Output_section::Simple_input_section. Adjust code for renaming
2765 of Output_section::add_simple_input_section.
2766 (Orphan_output_section::set_section_addresses): Ditto.
2768 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2770 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2771 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2773 2010-05-18 Rafael Espindola <espindola@google.com>
2775 * options.cc (General_options::finalize): Handle -nostdlib.
2776 * options.h (nostdlib): New option.
2777 * script.cc (script_add_search_dir): Handle -nostdlib.
2779 2010-05-12 Doug Kwan <dougkwan@google.com>
2781 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2782 attributes section only if there no attributes section after merging.
2783 (Target_arm::merge_object_attributes): Move value of
2784 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2785 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2786 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2787 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2788 and arm_attr_merge_7.stdout.
2789 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2790 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2791 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2792 arm_attr_merge_7b.o): New rules.
2793 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2795 * testsuite/Makefile.in: Regenerate.
2796 * testsuite/arm_attr_merge.sh: New file.
2797 * testsuite/arm_attr_merge_[67][ab].s: Same.
2799 2010-05-05 Nick Clifton <nickc@redhat.com>
2801 * po/es.po: Updated Spanish translation.
2803 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2805 * Makefile.am (install-exec-local): Properly install gold as
2806 default cross linker.
2807 * Makefile.in: Regenerated.
2809 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2810 Nick Clifton <nickc@redhat.com>
2812 * configure.ac (install_as_default): Define and set to false
2813 unless --enable-gold or --enable-gold=both/gold has been
2815 * configure: Regenerate.
2817 * Makefile.am (install-exec-local): Install the executable as
2818 'ld.gold'. If install_as_default is true then also install it as
2820 * Makefile.in: Regenerated.
2822 2010-04-24 Ian Lance Taylor <iant@google.com>
2824 * layout.cc (Layout::layout_reloc): In relocatable link don't
2825 combine reloc sections for grouped sections.
2827 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2829 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2830 sections that are not ordinary to icf.
2831 * icf.cc (get_section_contents): Handle relocation pointing to section
2832 with no object or shndx information.
2833 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2834 * testsuite/Makefile.in: Regenerate.
2835 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2836 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2838 2010-04-22 Ian Lance Taylor <iant@google.com>
2840 * expression.cc (Expression::Expression_eval_info): Add
2841 result_alignment_pointer field.
2842 (Expression::eval_with_dot): Add result_alignment_pointer
2843 parameter. Change all callers.
2844 (Expression::eval_maybe_dot): Likewise.
2845 (class Binary_expression): Add alignment_pointer parameter to
2846 left_value and right_value. Change all callers.
2847 (BINARY_EXPRESSION): Set result alignment.
2848 (class Trinary_expression): Add alignment_pointer parameter to
2849 arg2_value and arg3_value. Change all callers.
2850 (Trinary_cond::value): Set result alignment.
2851 (Max_expression::value, Min_expression::value): Likewise.
2852 (Align_expression::value): Likewise.
2853 * script-sections.cc (class Sections_element): Add dot_alignment
2854 parameter to set_section_addresses virtual function. Update
2856 (class Output_section_element): Likewise.
2857 (Script_sections::create_segments): Add dot_alignment parameter.
2859 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2860 (Script_sections::set_phdrs_clause_addresses): Likewise.
2861 * script-sections.h: Update declarations.
2862 * script.h: Update declarations.
2863 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2865 * testsuite/script_test_3.t: Set large alignment.
2866 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2867 segment has expected alignment.
2869 2010-04-22 Nick Clifton <nickc@redhat.com>
2871 * po/gold.pot: Updated by the Translation project.
2872 * po/vi.po: Updated Vietnamese translation.
2874 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2876 * testsuite/Makefile.am (check_PROGRAMS): Add
2877 icf_virtual_function_folding_test.
2878 * testsuite/Makefile.in: Regenerated.
2880 2010-04-15 Andrew Haley <aph@redhat.com>
2882 * options.h (merge_exidx_entries): New option.
2883 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2884 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2885 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2886 (Target_arm::merge_exidx_entries): New function.
2887 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2888 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2889 to Arm_exidx_fixup constructor.
2890 Add new arg, merge_exidx_entries.
2891 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2892 Arm_output_section::fix_exidx_coverage.
2894 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2896 * icf.cc (get_section_contents): Check for preemptible functions.
2897 Ignore addend when appropriate.
2898 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2900 (add_from_relobj): Check for section folded.
2901 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2902 * symtab.h (should_add_dynsym_entry): Add new parameter.
2903 * target-reloc.h (scan_relocs): Check for section folded.
2904 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2905 Check reloc types for function pointers in shared objects.
2906 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2908 (icf_preemptible_functions_test): New test case.
2909 (icf_string_merge_test): New test case.
2910 * testsuite.Makefile.in: Regenerate.
2911 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2912 bar_glob. Refactor code.
2913 * testsuite/icf_preemptible_functions_test.cc: New file.
2914 * testsuite/icf_preemptible_functions_test.sh: New file.
2915 * testsuite/icf_string_merge_test.cc: New file.
2916 * testsuite/icf_string_merge_test.sh: New file.
2917 * testsuite/icf_virtual_function_folding_test.cc: New file.
2918 * testsuite/icf_virtual_function_folding_test.sh: New file.
2920 2010-04-14 Doug Kwan <dougkwan@google.com>
2922 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2923 for local symbol recounting if we remove a section due to ICF.
2924 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2925 there are no regular objects in input.
2927 2010-04-13 Doug Kwan <dougkwan@google.com>
2929 * arm.cc (Arm_input_section::set_final_data_size): Compute
2930 accurate final data size instead of using current data size.
2932 2010-04-09 Doug Kwan <dougkwan@google.com>
2934 * layout.cc (Layout::choose_output_section): Handle script section
2936 (Layout::make_output_section_for_script): Add section type parameter.
2937 Handle script section types.
2938 * layout.h (Layout::make_output_section_for_script): Add section
2940 * output.cc (Output_section::Output_section): Initialize data member
2942 (Output_section::do_reset_address_and_file_offset): Do not set address
2943 to 0 if section is a NOLOAD section.
2944 * output.h (Output_section::is_noload): New method.
2945 (Output_section::set_is_noload): Ditto.
2946 (Output_section::is_noload_): New data member.
2947 * script-c.h (Script_section_type): New enum type.
2948 (struct Parser_output_section_header): Add new file section_type.
2949 * script-sections.cc (Sections_element::output_section_name): Add
2950 parameter for returning script section type.
2951 (Output_section_definition::output_section_name): Ditto.
2952 (Output_section_definition::section_type)P; New method.
2953 (Output_section_definiton::script_section_type_name): Ditto.
2954 (Output_section_definition::script_section_type_): New data member.
2955 (Output_section_definition::Output_section_definition): Initialize
2956 data member Output_section_definition::script_section_type_.
2957 (Output_section_definition::create_sections): Pass script section type
2958 to Layout::make_output_section_for_script.
2959 (Output_section_definition::output_section_name): Return script
2960 section type to caller.
2961 (Output_section_definition::set_section_address): Do not advance
2962 dot value and load address if section type is NOLOAD. Set address
2963 of NOLOAD sections regardless of section flags.
2964 (Output_section_definition::print): Print section type if it is
2965 not SCRIPT_SECTION_TYPE_NONE.
2966 (Output_section_definition::section_type): New method.
2967 (Output_section_definition::script_section_type_name): Ditto.
2968 (Script_sections::output_section_name): Add new parameter
2969 PSECTION_TYPE for returning script section type. Pass it to
2970 section elements. Handle discard sections.
2971 (Sort_output_sections::operator()): Handle NOLOAD sections.
2972 * script-sections.h (Script_sections::Section_type): New enum type.
2973 (Script_sections::output_section_name): Add a new parameter for
2974 returning script section type.
2975 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2977 * yyscript.y (union): Add new field SECTION_TYPE.
2978 (COPY, DSECT, INFO, NOLOAD): New tokens.
2979 (opt_address_and_section_type): Change type to output_section_header.
2980 (section_type): New non-terminal
2981 (section_header): Handle section type.
2982 (opt_address_and_section_type): Return section type value.
2984 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2986 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2987 * testsuite/plugin_common_test_2.c (foo): Likewise.
2989 2010-04-08 Doug Kwan <dougkwan@google.com>
2991 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2993 * output.cc (Output_section::add_merge_input_section): Simplify
2994 code and return status of Output_merge_base::add_input_section.
2995 Update merge section map only if Output_merge_base::add_input_section
2998 2010-04-07 Doug Kwan <dougkwan@google.com>
3000 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3001 if section is marked as containing instructions but has no mapping
3003 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3004 correct section index.
3005 (Arm_relobj::find_linked_text_section): Ditto.
3007 2010-04-07 Cary Coutant <ccoutant@google.com>
3009 * archive.cc (include_member): Destroy Read_symbols_data object before
3011 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3012 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3013 (Read_symbols_data::~Read_symbols_data) New destructor.
3014 (Section_relocs::Section_relocs) New constructor.
3015 (Section_relocs::~Section_relocs) New destructor.
3016 (Read_relocs_data::Read_relocs_data) New constructor.
3017 (Read_relocs_data::~Read_relocs_data) New destructor.
3018 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3019 pointers to NULL after deleting.
3021 2010-04-07 Doug Kwan <dougkwan@google.com>
3023 * arm.cc: Replace "endianity" with "endianness" in comments.
3024 (Arm_exidx_cantunwind): Ditto.
3025 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3026 (Arm_relobj::merge_flags_and_attributes): New method.
3027 (Arm_relobj::merge_flags_and_attributes_): New data member.
3028 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3029 (Arm_relobj::scan_sections_for_stubs): Ditto.
3030 (Arm_relobj::do_read_symbols): Check to see if we really want to
3031 merge processor-specific flags and attributes. Exit early if
3032 an object is empty except for section names and the undefined symbol.
3033 (Target_arm::do_finalize_sections): Move check for ELF format to
3034 Arm_relobj::do_read_symbols. Merge processor specific flags and
3035 attributes from a regular object only when we have determined that
3036 it is aapropriate. Do not create an .ARM.attributes section in
3037 output if there is no regular input object.
3038 (Target_arm::merge_processor_specific_flags): Check
3039 --warn-mismatch before printing any error.
3040 (Target_arm::merge_object_attributes): Ditto.
3041 * gold.cc (queue_middle_tasks): Handle the case in which there is
3042 no regular object in input.
3043 * options.cc (General_options::parse_EB): New method.
3044 (General_options::parse_EL): Same.
3045 (General_options::General_options): Initialize endianness_.
3046 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3048 (General_options::Endianness): New enum.
3049 (General_options::endianness): New method.
3050 (General_options::endianness_): New data member.
3051 * parameters.cc (Parameters::set_options): Check target endianness.
3052 (Parameters::set_target_once): Ditto.
3053 (Parameters::check_target_endianness): New method.
3054 (parameters_force_valid_target): If either -EL or -EB is specified,
3055 use it to define endianness of default target.
3056 * parameters.h (Parameters::check_target_endianness): New method
3058 * target.h (class Target): Change "endianity" to "endianness"
3061 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3063 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3064 * configure: Regenerate.
3065 * Makefile.in: Regenerate.
3066 * testsuite/Makefile.in: Regenerate.
3068 2010-04-06 Cary Coutant <ccoutant@google.com>
3071 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3072 prevailing definitions of common symbols.
3073 * testsuite/plugin_test_6.sh: New test case.
3074 * testsuite/plugin_common_test_1.c: New test case.
3075 * testsuite/plugin_common_test_2.c: New test case.
3076 * testsuite/Makefile.am (plugin_test_6): New test case.
3077 * testsuite/Makefile.in: Regenerate.
3079 2010-04-06 Nick Clifton <nickc@redhat.com>
3081 * po/vi.po: New Vietnamese translation.
3083 2010-03-30 Doug Kwan <dougkwan@google.com>
3085 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3087 2010-03-25 Doug Kwan <dougkwan@google.com>
3089 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3090 to avoid a conversion warning on a 32-bit host.
3092 2010-03-24 Ian Lance Taylor <iant@google.com>
3094 * testsuite/script_test_3.t: Add a TLS segment.
3095 * testsuite/Makefile.am (check_PROGRAMS): Add
3096 tls_phdrs_script_test.
3097 (tls_phdrs_script_test_SOURCES): Define.
3098 (tls_phdrs_script_test_DEPENDENCIES): Define.
3099 (tls_phdrs_script_test_LDFLAGS): Define.
3100 (tls_phdrs_script_test_LDADD): Define.
3101 * testsuite/Makefile.in: Rebuild.
3103 2010-03-23 Cary Coutant <ccoutant@google.com>
3105 * fileread.cc (find_or_make_view): Fix comment.
3107 2010-03-23 Ian Lance Taylor <iant@google.com>
3109 * script-sections.cc (class Orphan_section_placement): Define
3110 PLACE_TLS and PLACE_TLS_BSS.
3111 (Orphan_section_placement::Orphan_section_placement): Initialize
3113 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3114 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3115 (tls_script_test_SOURCES): Define.
3116 (tls_script_test_DEPENDENCIES): Define.
3117 (tls_script_test_LDFLAGS): Define.
3118 (tls_script_test_LDADD): Define.
3119 * testsuite/Makefile.in: Rebuild.
3121 2010-03-22 Doug Kwan <dougkwan@google.com>
3123 * arm.cc (Arm_relocate_functions::abs8,
3124 Arm_relocate_functions::abs16): Use correct check for overflow
3125 specified in the ARM ELF specs.
3126 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3127 target of a BLX instruction specially.
3128 (Reloc_stub::stub_type_for_reloc): Ditto.
3129 (Relocate::relocate): Use symbolic names instead of numeric relocation
3130 codes to report error.
3131 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3133 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3134 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3135 thumb2_blx_out_of_range.stdout
3136 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3137 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3138 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3139 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3140 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3141 thumb2_blx_in_range, thumb2_blx_in_range.o,
3142 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3143 thumb2_blx_out_of_range.o): New rules.
3144 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3145 thumb2_blx_in_range and thumb2_blx_out_of_range.
3146 * testsuite/Makefile.in: Regenerate.
3147 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3148 * testsuite/thumb_blx_in_range.s: New file.
3149 * testsuite/thumb_blx_out_of_range.s: New file.
3151 2010-03-22 Rafael Espindola <espindola@google.com>
3153 * archive.cc (Should_include): Move to archive.h.
3154 (should_include_member): Make it a member of Archive.
3156 (Add_lib_group_symbols): New.
3157 * archive.h: Include options.h.
3158 (Archive_member): Moved from Archive.
3159 (Should_include): Moved from archive.cc.
3161 (Add_lib_group_symbols): New.
3162 * dynobj.cc (do_should_include_member): New.
3163 * dynobj.h (do_should_include_member): New.
3164 * gold.cc (queue_initial_tasks): Update call to queue.
3165 * main.cc (main): Print lib group stats.
3166 * object.cc (do_should_include_member): New.
3167 * object.h: Include archive.h.
3168 (Object::should_include_member): New.
3169 (Object::do_should_include_member): New.
3170 (Sized_relobj::do_should_include_member): New.
3171 * options.cc (General_options::parse_start_lib): New.
3172 (General_options::parse_end_lib): New.
3173 (Input_arguments::add_file): Handle lib groups.
3174 (Input_arguments::start_group): Check we are not in a lib.
3175 (Input_arguments::start_lib): New.
3176 (Input_arguments::end_lib): New.
3177 * options.h (General_options): Add start_lib and end_lib.
3178 (Input_argument::lib_): New.
3179 (Input_argument::lib): New.
3180 (Input_argument::is_lib): New.
3181 (Input_file_lib): New.
3182 (Input_arguments::in_lib_): New.
3183 (Input_arguments::in_lib): New.
3184 (Input_arguments::start_lib): New.
3185 (Input_arguments::end_lib_): New.
3186 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3187 in unused members as preempted.
3188 (Sized_pluginobj::do_should_include_member): New.
3189 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3190 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3192 (Read_symbols::do_whole_lib_group): New.
3193 (Read_symbols::do_lib_group): New.
3194 (Read_symbols::do_read_symbols): Handle lib groups.
3195 (Read_symbols::get_name): Handle lib groups.
3196 * readsyms.h (Read_symbols): Add an archive member pointer.
3197 (Read_symbols::do_whole_lib_group): New.
3198 (Read_symbols::do_lib_group): New.
3199 (Read_symbols::member_): New.
3200 * script.cc (read_input_script): Update call to queue_soon.
3202 2010-03-19 Doug Kwan <dougkwan@google.com>
3204 * arm.cc (Stub_table::Stub_table): Initialize new data members
3205 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3206 (Stub_table::add_reloc_stub): Assign stub offset and update
3207 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3208 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3210 (Stub_table::update_data_size_and_addralign): Use
3211 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3212 instead of going over all reloc stubs.
3213 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3214 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3215 Stringpool_template::offset_ to size of Stringpool_char.
3216 (Stringpool_template::new_key_offset): Remove code to initialize
3217 Stringpool_template::offset_.
3218 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3219 Stringpool_template::offset_ to zero.
3221 2010-03-15 Doug Kwan <dougkwan@google.com>
3223 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3225 (Stringpool_template::new_key_offset): New method.
3226 (Stringpool_template::add_string): Assign offsets when adding new
3228 (Stringpool_template::set_string_offsets): Do not set string offsets
3229 when not optimizing.
3230 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3232 (Chunked_vector::clear): Clear size_.
3233 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3234 (Chunked_vector::size): Return size_.
3235 (Chunked_vector::push_back): Use size_ to find insert position.
3236 (Chunked_vector::size_): New data member.
3237 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3238 (Stringpool_template::new_key_offset): New method declaration.
3239 (Stringpool_template::offset_): New data member.
3241 2010-03-15 Rafael Espindola <espindola@google.com>
3243 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3244 Add_symbols' constructor.
3245 * readsyms.h (Add_symbols): Remove the input_group member.
3247 2010-03-10 Ian Lance Taylor <iant@google.com>
3249 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3250 target to ask whether a reference to a symbol requires a stack
3252 * target.h (Target::is_call_to_non_split): New function.
3253 (Target::do_is_call_to_non_split): Declare virtual function.
3254 * target.cc: Include "symtab.h".
3255 (Target::do_is_call_to_non_split): New function.
3256 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3258 2010-03-10 Cary Coutant <ccoutant@google.com>
3260 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3261 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3262 (File_read::open[2]): Add whole_file_view_ to list of views.
3263 (File_read::make_view): Remove test of whole_file_view_.
3264 (File_read::find_or_make_view): Create whole_file_view_ if
3266 (File_read::clear_views): Replace bool parameter with enum;
3267 adjust all callers. Don't delete views with permanent data;
3268 do delete cached views and views from archives if
3269 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3270 if clearing the corresponding view.
3271 * fileread.h (File_read::Clear_views_mode): New enum.
3272 (File_read::View::is_permanent_view): New method.
3273 (File_read::clear_views): Replace bool parameter
3274 with enum; adjust all callers.
3275 * options.h (General_options): Change keep_files_mapped option;
3276 add map_whole_files.
3277 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3279 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3282 2010-03-10 David S. Miller <davem@davemloft.net>
3284 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3286 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3288 * icf.cc (get_section_contents): Add '@' marker after processing the
3291 2010-03-08 Doug Kwan <dougkwan@google.com>
3293 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3294 due to a conversion warning.
3295 (Arm_relobj::update_output_local_symbol_count): Check for local
3296 symbol with unset output index.
3298 2010-03-05 Ian Lance Taylor <iant@google.com>
3300 * options.h (class General_options): Add --spare-dynamic-tags.
3301 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3302 --spare-dynamic-tags.
3304 2010-03-05 Ian Lance Taylor <iant@google.com>
3306 * incremental.cc: Include "libiberty.h".
3308 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3310 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3311 function, is_info_ member.
3312 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3313 (Versions::Versions): Update caller.
3314 (Versions::define_base_version): Likewise.
3315 (Versions::add_def): Likewise.
3317 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3319 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3320 (Scan::possible_function_pointer_reloc): New function.
3321 (Scan::local_reloc_may_be_function_pointer): Change to call
3322 possible_function_pointer_reloc.
3323 (Scan::global_reloc_may_be_function_pointer): Ditto.
3324 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3325 relocations in ".data.rel.ro._ZTV" section.
3326 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3327 * testsuite/icf_safe_so_test.cc: Ditto.
3328 * testsuite/icf_safe_test.cc: Ditto.
3329 * testsuite/icf_safe_test.sh: Ditto.
3331 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3332 Ian Lance Taylor <iant@google.com>
3334 * target-reloc.h (relocate_section): Check the symbol table index
3335 for -1U before setting the local symbol index.
3336 (scan_relocatable_relocs): If copying the relocation, record that
3337 the local symbol is required.
3338 * object.h (Symbol_value::is_output_symtab_index_set): New
3340 (Symbol_value::may_be_discarded_from_output_symtab): New
3342 (Symbol_value::has_output_symtab_entry): New function.
3343 (Symbol_value::needs_output_symtab_entry): Remove.
3344 (Symbol_value::output_symtab_index): Make sure the symbol index is
3346 (Symbol_value::set_output_symtab_index): Make sure the symbol
3347 index is not set. Make sure the new index is valid.
3348 (Symbol_value::set_must_have_output_symtab_entry): New function.
3349 (Symbol_value::has_output_dynsym_entry): New function.
3350 (Symbol_value::set_output_dynsym_index): Make sure the new index
3352 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3353 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3354 local symbol if permitted.
3355 (Sized_relobj::do_finalize_local_symbols): Call
3356 is_output_symtab_index_set rather than needs_output_symtab_entry.
3357 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3358 rather than needs_output_symtab_entry. Call
3359 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3360 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3361 is_output_symtab_index_set rather than needs_output_symtab_entry.
3362 * testsuite/discard_locals_relocatable_test.c: New file.
3363 * testsuite/discard_locals_test.sh: Test -r.
3364 * testsuite/Makefile.am (check_DATA): Add
3365 discard_locals_relocatable_test1.syms,
3366 discard_local_relocatable_test2.syms.
3367 (MOSTLYCLEANFILES): Likewise. Also add
3368 discard_locals_relocatable_test1.lout and
3369 discard_locals_relocatable_test2.out.
3370 (discard_locals_relocatable_test1.syms): New target.
3371 (discard_locals_relocatable_test.o): New target.
3372 (discard_locals_relocatable_test1.out): New target.
3373 (discard_locals_relocatable_test2.syms): New target.
3374 (discard_locals_relocatable_test2.out): New target.
3375 (various): Add missing ../ld-new dependencies.
3376 * testsuite/Makefile.in: Rebuild.
3378 2010-03-03 Nick Clifton <nickc@redhat.com>
3380 * po/fi.po: New Finnish translation.
3382 2010-03-01 Doug Kwan <dougkwan@google.com>
3384 * layout.cc (Layout::Layout): Force section types of .init_array*,
3385 .preinit_array* and .fini_array* sections.
3386 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3387 Fix check of return value of std::string::find.().
3388 (Output_section::Input_section_sort_compare::operator()): Remove
3389 comment about .init_array.
3390 (Output_section::Input_section_sort_init_fini_compare::operator()):
3392 (Output_section::sort_attached_input_sections): Handle .init_array
3393 and .fini_array specially.
3394 * output.h (Output_section::Inut_section_sort_compare): Update
3396 (Output_section::Input_section_sort_init_fini_compare): New struct.
3398 2010-02-26 Doug Kwan <dougkwan@google.com>
3400 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3401 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3402 * testsuite/debug_msg.sh: Avoid matching source line number for
3403 use of global variable undef_int.
3405 2010-02-26 Doug Kwan <dougkwan@google.com>
3407 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3408 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3409 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3410 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3411 * options.cc (General_options::General_options): Initialize member
3413 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3414 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3415 and rm_no_fix_v4bx.stdout
3416 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3417 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3418 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3419 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3420 and arm_no_fix_v4bx.
3421 * Makefile.in: Regenerate.
3422 * testsuite/arm_fix_v4bx.s: New file.
3423 * testsuite/arm_fix_v4bx.sh: Ditto.
3425 2010-02-24 Doug Kwan <dougkwan@google.com>
3427 * arm.cc (Target_arm::got_section): Make the .got section the first
3428 non RELRO section in the data segment.
3429 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3430 suffixes of section names.
3432 2010-02-24 Doug Kwan <dougkwan@google.com>
3434 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3435 flags and attributes merging if an input file is a binary file.
3436 * fileread.cc (Input_file::open): Record format of original file.
3437 * fileread.h (Input_file::Format): New enum type.
3438 (Input_file::Input_file): Initialize data member format_.
3439 (Input_file::format): New method definition.
3440 (Input_file::format_):: New data member.
3442 2010-02-24 Doug Kwan <dougkwan@google.com>
3444 * arm.cc (Arm_output_data_got): New class.
3445 (ARM_TCB_SIZE): New constant
3446 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3447 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3448 If user uses a script with a SECTIONS clause, issue only a warning
3449 for a misplaced EXIDX input section. Otherwise, issue an error.
3450 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3452 (Target_arm::got_mode_index_entry): Handle static linking.
3453 (Target_arm::Scan::local): Ditto.
3454 (Target_arm::Scan::global): Ditto.
3455 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3456 all incorrectly implemented relocations.
3457 (Target_arm::fix_exidx_coverage): Pass layout to
3458 Arm_output_section::fix_exidx_coverage.
3459 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3460 from ".ARM.exidx." and ".ARM.extab.".
3462 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3464 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3465 section if it does not already exist.
3466 * attributes.cc (Attributes_section_data::Attributes_section_data):
3467 Don't crash if size is zero.
3469 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3470 Ian Lance Taylor <iant@google.com>
3472 * gold.cc (queue_middle_tasks): If no input files were opened,
3474 * workqueue.h (Task_function::Task_function): Assert that there is
3477 2010-02-22 Doug Kwan <dougkwan@google.com>
3479 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3480 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3481 types to avoid warnings due to different uint64_t implementations
3484 2010-02-21 Doug Kwan <dougkwan@google.com>
3486 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3487 handling of the maximum backward branch offset.
3488 (Arm_relocate_functions::thumb_branch_common): Ditto.
3489 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3490 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3491 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3492 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3493 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3494 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3495 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3496 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3497 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3498 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3499 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3500 thumb2_bl_out_of_range.o): New rules.
3501 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3502 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3503 thumb2_bl_out_of_range
3504 * testsuite/Makefile.in: Regenerate.
3505 * testsuite/arm_bl_in_range.s: New file.
3506 * testsuite/arm_bl_out_of_range.s: Ditto.
3507 * testsuite/arm_branch_in_range.sh: Ditto.
3508 * testsuite/arm_branch_range.t: Ditto.
3509 * testsuite/thumb2_branch_range.t: Ditto.
3510 * testsuite/thumb_bl_in_range.s: Ditto.
3511 * testsuite/thumb_bl_out_of_range.s: Ditto.
3512 * testsuite/thumb_branch_range.t: Ditto.
3514 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3516 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3517 Add reloc offset information.
3518 * icf.cc (get_section_contents): Change iterators to point to the new
3519 vectors. Add reloc offset information to the contents.
3520 * icf.h (Icf::Sections_reachable_info): New typedef.
3521 (Icf::Sections_reachable_list): New typedef.
3522 (Icf::Offset_info): New typedef.
3523 (Icf::Reloc_info): New struct typedef.
3524 (Icf::Reloc_info_list): New typedef.
3525 (Icf::symbol_reloc_list): Delete method.
3526 (Icf::addend_reloc_list): Delete method.
3527 (Icf::section_reloc_list): Delete method.
3528 (Icf::reloc_info_list): New method.
3529 (Icf::reloc_info_list_): New member.
3531 2010-02-19 Doug Kwan <dougkwan@google.com>
3533 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3534 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3535 * arm.cc (Arm_relocation_functions): New forward declaration.
3536 (Target_arm::Target_arm): Initialize new data members
3537 got_mod_index_offset_ and tls_base_symbol_defined_.
3538 (Target_arm::Relocate::relocate_tls): New method.
3539 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3540 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3542 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3543 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3544 (Target_arm::got_mod_index_offset_,
3545 Target_arm::tls_base_symbol_defined_): New data members.
3546 (Target_arm::Scan::local, Target::Scan::global,
3547 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3550 2010-02-18 Doug Kwan <dougkwan@google.com>
3552 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3553 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3554 text section as a parameter becuase some broken tools may not set
3555 the link in section header.
3556 (Target_arm::has_got_section): New method.
3557 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3558 without any mapping symbol as data only. Remove warning.
3559 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3560 link in its section header, try to discover the link by inspecting the
3561 REL31 relocation at the beginning of the section.
3562 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3564 (Target_arm::Scan::global): Treat any reference to the symbol
3565 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3567 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3569 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3570 (Scan::global_reloc_may_be_function_pointer): New function.
3571 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3572 (Scan::global_reloc_may_be_function_pointer): New function.
3573 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3574 (Scan::global_reloc_may_be_function_pointer): New function.
3575 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3576 (Scan::global_reloc_may_be_function_pointer): New function.
3577 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3578 (Scan::global_reloc_may_be_function_pointer): New function.
3579 (Scan::possible_function_pointer_reloc): New function.
3580 (Target_x86_64::can_check_for_function_pointers): New function.
3581 * gc.h (gc_process_relocs): Scan relocation types to determine if
3582 function pointers were taken for targets that support it.
3583 * icf.cc (Icf::find_identical_sections): Include functions for
3584 folding in safe ICF whose pointer is not taken.
3585 * icf.h (Secn_fptr_taken_set): New typedef.
3586 (fptr_section_id_): New member.
3587 (section_has_function_pointers): New function.
3588 (set_section_has_function_pointers): New function.
3589 (check_section_for_function_pointers): New function.
3590 * options.h: Fix comment for safe ICF option.
3591 * target.h (can_check_for_function_pointers): New function.
3592 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3593 Modify icf_safe_test for X86-64.
3594 * testsuite/Makefile.in: Regenerate.
3595 * testsuite/icf_safe_so_test.cc: New file.
3596 * testsuite/icf_safe_so_test.sh: New file.
3597 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3598 (main): Change to take pointer to function kept_func_3.
3599 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3600 folding is done correctly for X86-64.
3602 2010-02-12 David S. Miller <davem@davemloft.net>
3604 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3605 is_symbolless parameter.
3606 (Output_reloc<SHT_REL>::is_symbolless): New.
3607 (Output_reloc<SHT_REL>::is_symbolless_): New.
3608 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3609 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3610 (Output_reloc<SHT_RELA>::is_symbolless): New.
3611 (Output_data_reloc::add_global): Handle is_symbolless.
3612 (Output_data_reloc::add_global_relative): Likewise.
3613 (Output_data_reloc::add_local): Likewise.
3614 (Output_data_reloc::add_local_relative): Likewise.
3615 (Output_data_reloc::add_symbolless_global_addend): New.
3616 (Output_data_reloc::add_symbolless_local_addend): New.
3617 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3619 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3620 instead of ->is_relative_
3621 (Output_reloc::write): Likewise.
3622 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3623 (Output_reloc::write_rel): Simplify.
3625 * sparc.cc (Target_sparc::Scan::local): Use
3626 ->add_symbolless_local_addend as needed.
3627 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3628 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3629 based upon relocation offset.
3631 2010-02-11 Doug Kwan <dougkwan@google.com>
3633 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3634 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3635 beginning of function.
3636 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3637 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3638 parameter is_32bit in calls to should_apply_static_reloc.
3639 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3640 (check_DATA): Add arm_abs_global.stdout.
3641 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3642 arm_abs_global.stdout): New rules.
3643 (MOSTLLYCLEANFILES): Add arm_abs_global
3644 * Makefile.in: Regenerate.
3645 * testsuite/arm_abs_global.s: New file.
3646 * testsuite/arm_abs_global.sh: Ditto.
3647 * testsuite/arm_abs_lib.s: Ditto.
3649 2010-02-11 Ian Lance Taylor <iant@google.com>
3651 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3653 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3654 Allocate_commons_task first.
3655 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3656 task, rather than symtab_lock_.
3657 (Gc_process_relocs::~Gc_process_relocs): New function.
3658 (Gc_process_relocs::is_runnable): Check this_blocker_.
3659 (Gc_process_relocs::locks): Use next_blocker_ rather than
3661 (Scan_relocs::~Scan_relocs): New function.
3662 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3664 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3666 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3667 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3668 constructor accordingly.
3669 (class Gc_process_relocs): Likewise.
3670 (class Scan_relocs): Likewise.
3671 * common.h (class Allocate_commons_task): Remove symtab_lock_
3672 field, and corresponding constructor parameter.
3673 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3675 (Allocate_commons_task::locks): Likewise.
3677 2010-02-11 Ian Lance Taylor <iant@google.com>
3679 * gold-threads.h (class Once): Define.
3680 (class Initialize_lock): Rewrite as child of Once.
3681 * gold-threads.cc (class Once_initialize): Define.
3682 (once_pointer_control): New static variable.
3683 (once_pointer, once_arg): New static variables.
3684 (c_run_once): New static function.
3685 (Once::Once, Once::run_once, Once::internal_run): New functions.
3686 (class Initialize_lock_once): Remove.
3687 (initialize_lock_control): Remove.
3688 (initialize_lock_pointer): Remove.
3689 (initialize_lock_once): Remove.
3690 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3691 (Initialize_lock::initialize): Rewrite.
3692 (Initialize_lock::do_run_once): New function.
3693 * archive.cc (Archive::interpret_header): Only clear name if it is
3695 * fileread.cc: Include "gold-threads.h"
3696 (file_counts_lock): New static variable.
3697 (file_counts_initialize_lock): Likewise.
3698 (File_read::release): Only increment counts when using --stats.
3699 Use a lock around the increment.
3700 * parameters.cc (class Set_parameters_target_once): Define.
3701 (set_parameters_target_once): New static variable.
3702 (Parameters::Parameters): Move here from parameters.h.
3703 (Parameters::set_target): Rewrite.
3704 (Parameters::set_target_once): New function.
3705 (Parameters::clear_target): Move here and rewrite.
3706 * parameters.h (class Parameters): Update declarations. Add
3707 set_parameters_target_once_ field.
3708 (Parameters::Parameters): Move to parameters.cc.
3709 (Parameters::clear_target): Likewise.
3710 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3712 (Start_group::~Start_group): New function.
3713 (Start_group::is_runnable): New function.
3714 (Start_group::locks, Start_group::run): New functions.
3715 (Finish_group::run): Change saw_undefined to size_t.
3716 * readsyms.h (class Start_group): Define.
3717 (class Finish_group): Change saw_undefined_ field to size_t.
3718 (Finish_group::Finish_group): Remove saw_undefined and
3719 this_blocker parameters. Change all callers.
3720 (Finish_group::set_saw_undefined): New function.
3721 (Finish_group::set_blocker): New function.
3722 * symtab.h (class Symbol_table): Change saw_undefined to return
3723 size_t. Change saw_undefined_ field to size_t.
3724 * target-select.cc (Set_target_once::do_run_once): New function.
3725 (Target_selector::Target_selector): Initialize set_target_once_
3726 field. Don't initialize lock_ and initialize_lock_ fields.
3727 (Target_selector::instantiate_target): Rewrite.
3728 (Target_selector::set_target): New function.
3729 * target-select.h (class Set_target_once): Define.
3730 (class Target_selector): Update declarations. Make
3731 Set_target_once a friend. Remove lock_ and initialize_lock_
3732 fields. Add set_target_once_ field.
3734 2010-02-10 Ian Lance Taylor <iant@google.com>
3736 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3738 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3739 (queue_middle_tasks): Add all blockers before queueing any tasks.
3740 (queue_final_tasks): Likewise.
3741 * token.h (Task_token::add_blockers): New function.
3742 * object.h (Input_objects::number_of_relobjs): New function.
3744 2010-02-10 Ian Lance Taylor <iant@google.com>
3746 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3747 shared, not if not position independent.
3748 * x86_64.cc (Relocate::relocate_tls): Likewise.
3749 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3750 (tls_pie_pic_test): New target.
3751 * testsuite/Makefile.in: Rebuild.
3753 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3754 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3755 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3756 * testsuite/Makefile.in: Rebuild.
3758 2010-02-09 David S. Miller <davem@davemloft.net>
3760 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3761 R_SPARC_RELATIVE using ->add_local_relative().
3762 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3764 * output.h (Output_data_dynamic::add_section_size): New method
3765 that takes two Output_data objects.
3766 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3767 entry param. Handle it in initializers.
3768 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3769 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3770 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3772 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3773 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3774 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3775 for dynrel_includes_plt.
3776 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3777 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3778 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3780 (Target_sparc::do_finalize_sections): Update to pass true for
3781 dynrel_includes_plt.
3782 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3783 output before .rela.plt
3784 (Target_powerpc::do_finalize_sections): Update to pass true for
3785 dynrel_includes_plt when 32-bit.
3787 2010-02-08 Doug Kwan <dougkwan@google.com>
3789 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3791 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3792 Arm_relobj::scan_section_for_cortex_a8_stubs,
3793 Arm_relobj::do_relocation_section): Instead of calling
3794 Output_section::output_address, use faster
3795 Arm_relobj::simple_input_section_output_address.
3797 2010-02-08 David S. Miller <davem@davemloft.net>
3799 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3800 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3801 relocation helper function.
3803 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3804 just like R_SPARC_GOT{10,13,22}.
3805 (Target_sparc::Scan::local): Likewise.
3806 (Target_sparc::Relocate:relocate): Likewise.
3808 2010-02-06 Ian Lance Taylor <iant@google.com>
3810 * configure.ac: Rewrite targetobjs duplicate removal code to use
3811 only shell constructs.
3812 * configure: Rebuild.
3814 2010-02-05 Doug Kwan <dougkwan@google.com>
3817 * arm.cc (Arm_relobj::section_is_scannable): New method.
3818 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3819 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3821 2010-02-04 Doug Kwan <dougkwan@google.com>
3824 * arm-reloc-property.cc (cstdio): Include.
3825 * configure.ac (targetobjs): Remove duplicates.
3826 * configure: Regenerate.
3827 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3828 big and little endian version for a given address size.
3830 2010-02-03 Doug Kwan <dougkwan@google.com>
3832 * arm-reloc-property.cc
3833 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3835 * arm-reloc-property.h
3836 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3837 New method definition.
3838 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3840 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3842 (GOT_PREL): Change implemented to Y.
3843 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3844 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3845 (Arm_relocate_functions::movw_abs_nc): Remove method.
3846 (Arm_relocate_functions::movt_abs): Ditto.
3847 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3848 (Arm_relocate_functions::thm_movt_abs): Ditto.
3849 (Arm_relocate_functions::movw_rel_nc): Ditto.
3850 (Arm_relocate_functions::movw_rel): Ditto.
3851 (Arm_relocate_functions::movt_rel): Ditto.
3852 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3853 (Arm_relocate_functions:thm_movw_rel): Ditto.
3854 (Arm_relocate_functions:thm_movt_rel): Ditto.
3855 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3856 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3857 New method definitions.
3858 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3859 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3860 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3861 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3862 (Target_arm::Relocate::relocate): Check for non-static or
3863 unimplemented relocation code and exit early. Change calls to
3864 Target_arm::reloc_uses_thumb_bit and
3865 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3866 instead. Refactor code to handle similar relocations to increase
3867 code sharing. Remove check for unsupported relocation code in switch
3869 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3870 relocation property table to find out size. Change error message to
3871 print out the name of a relocation code instead of the numeric value.
3872 (Target_arm::scan_reloc_for_stub): Use relocation property table
3873 instead of calling Target_arm::reloc_uses_thumb_bit().
3875 2010-02-02 Doug Kwan <dougkwan@google.com>
3877 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3878 types of relaxed input section.
3880 2010-02-02 Doug Kwan <dougkwan@google.com>
3882 * Makefile.am (HFILES): Add arm-reloc-property.h.
3884 (TARGETSOURCES): Add arm-reloc-property.cc
3885 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3886 (libgold_a_SOURCES): $(DEFFILES)
3887 * Makefile.in: Regenerate.
3888 * arm-reloc-property.cc: New file.
3889 * arm-reloc-property.h: New file.
3890 * arm-reloc.def: New file.
3891 * arm.cc: Update comments.
3892 (arm-reloc-property.h): New included header.
3893 (arm_reloc_property_table): New global variable.
3894 (Target_arm::do_select_as_default_target): New method definition.
3895 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3896 arm-reloc-property to targ_extra_obj.
3897 * parameters.cc (set_parameters_target): Call
3898 Target::select_as_default_target().
3899 * target.h (Target::select_as_default_target): New method definition.
3900 (Target::do_select_as_default_target): Same.
3902 2010-02-01 Doug Kwan <dougkwan@google.com>
3904 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3905 first_output_text_section_.
3906 (Arm_exidx_fixup::first_output_text_section): New method definition.
3907 (Arm_exidx_fixup::first_output_text_section_): New data member.
3908 (Arm_exidx_fixup::process_exidx_section): Record the first text
3909 output section seen.
3910 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3911 and entsize in output section header.
3913 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3915 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3916 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3917 (Arm_relocate_functions::thm_alu11): New Method.
3918 (Arm_relocate_functions::thm_pc8): New Method.
3919 (Arm_relocate_functions::thm_pc12): New Method.
3920 (Target_arm::Scan::local): Handle the relocations.
3921 (Target_arm::Scan::global): Likewise.
3922 (Target_arm::Relocate::relocate): Likewise.
3923 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3925 2010-01-29 Doug Kwan <dougkwan@google.com>
3927 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3928 of relocation types as ld.
3930 2010-01-29 Doug Kwan <dougkwan@google.com>
3932 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3934 (Arm_relocate_functions::thumb_branch_common): Ditto.
3935 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3936 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3937 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3938 Arm_relocate_functions::jump24): Remove.
3939 (Target_arm::Relocate::relocate): Adjust code to call
3940 Arm_relocation_functions::arm_branch_common and
3941 Arm_relocation_functions::thumb_branch_common instead of their removed
3942 wrappers. Merge switch-cases together to reduce source code size.
3944 2010-01-29 Doug Kwan <dougkwan@google.com>
3946 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3947 output_local_symbol_count_needs_update_.
3948 (Arm_relobj::output_local_symbol_count_needs_update,
3949 Arm_relobj::set_output_local_symbol_count_needs_update,
3950 Arm_relobj::update_output_local_symbol_count): New methods.
3951 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3953 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3954 of pointed function as in a R_ARM_PREL31 relocation.
3955 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3956 for output local symbol count updating.
3957 (Target_arm::do_relax): Update output local symbol counts in objects
3959 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3961 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3963 * arm.cc: Added support for the ARM relocations:
3964 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3965 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3966 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3968 (Arm_relocate_functions::movw_rel): New method.
3969 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3970 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3972 (Arm_relocate_functions::thm_movw_rel): New method.
3973 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3975 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3977 (Target_arm::Scan::global): Likewise.
3978 (Target_arm::Relocate::relocate): Likewise.
3979 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3982 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3984 * arm.cc: Added support for ARM group relocations.
3985 (Target_arm::reloc_needs_sym_origin): New method.
3986 (Arm_relocate_functions::calc_grp_kn): New method.
3987 (Arm_relocate_functions::calc_grp_residual): New method.
3988 (Arm_relocate_functions::calc_grp_gn): New method.
3989 (Arm_relocate_functions::arm_grp_alu): New Method.
3990 (Arm_relocate_functions::arm_grp_ldr): New Method.
3991 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3992 (Arm_relocate_functions::arm_grp_ldc): New Method.
3993 (Target_arm::Scan::local): Handle the ARM group relocations.
3994 (Target_arm::Scan::global): Likewise.
3995 (Target_arm::Relocate::relocate): Likewise.
3996 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3999 2010-01-26 Doug Kwan <dougkwan@google.com>
4001 * arm.cc (set): Include.
4002 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4004 (Arm_output_section::Text_section_list): New type.
4005 (Arm_output_section::append_text_sections_to_list): New method.
4006 (Arm_output_section::fix_exidx_coverage): Ditto.
4007 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4008 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4009 Relobj::set_section_offset() instead of
4010 Sized_relobj::invalidate_section_offset().
4011 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4012 parameter for section headers. Ignore relocation sections for
4013 unallocated sections and EXIDX sections.
4014 (Target_arm::fix_exidx_coverage): New method.
4015 (Target_arm::output_section_address_less_than): New type.
4016 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4017 linked text section instead of the EXIDX section.
4018 (Arm_output_section::create_stub_group): Add an assertion to check
4019 that this is not an EXIDX output section.
4020 (Arm_output_section::append_text_sections_to_list): New method.
4021 (Arm_output_section::fix_exidx_coverage): Ditto.
4022 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4023 Arm_relobj::section_needs_reloc_stub_scanning.
4024 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4026 (Target_arm::fix_exidx_coverage): New method.
4027 * object.h (Relobj::set_output_section): New method.
4028 (Sized_relobj::invalidate_section_offset): Remove method.
4029 (Sized_relobj::do_invalidate_section_offset): Remove method.
4030 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4032 2010-01-25 Doug Kwan <dougkwan@google.com>
4034 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4035 Fix warning due to signed and unsigned comparison on a 32-bit host.
4037 2010-01-22 Doug Kwan <dougkwan@google.com>
4039 * arm.cc (Target_arm::do_relax): Record an output section for section
4040 offset adjustment it contains any stub table that has changed.
4041 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4042 offsets in an output section if necessary.
4043 * output.cc (Output_section::Output_section): Initialize
4044 section_offsets_need_adjustments_.
4045 (Output_section::add_input_section_for_script): Renamed to
4046 Output_section::add_simple_input_section.
4047 (Output_section::save_states): Add a comment.
4048 (Output_section::discard_states): New method defintion.
4049 (Output_section::adjust_section_offsets): Same.
4050 * output.h (Output_section::add_input_section_for_script): Renamed to
4051 Output_section::add_simple_input_section.
4052 (Output_section::discard_states): New method declaration.
4053 (Output_section::adjust_section_offsets): Same.
4054 (Output_section::section_offsets_need_adjustment,
4055 Output_section::set_section_offsets_need_adjustment): New method
4057 (Output_section::section_offsets_need_adjustment_): New data member.
4058 * script-sections.cc
4059 (Output_section_element_input::set_section_address): Adjust code for
4060 renaming of Output_section::add_input_section_for_script.
4061 (Orphan_output_section::set_section_address): Same.
4063 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4065 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4066 Fix_v4bx enum values .
4067 * gold/options.h (General_options): New option definitions.
4068 (General_options::fix_v4bx): New method.
4069 (General_options::Fix_v4bx): New enum.
4070 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4071 (General_options::parse_fix_v4bx_interworking): New method.
4073 2010-01-22 Doug Kwan <dougkwan@google.com>
4075 * arm.cc (Arm_exidx_fixup): New class.
4077 2010-01-21 Doug Kwan <dougkwan@google.com>
4079 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4081 (Arm_exidx_section_offset_map): New type.
4083 2010-01-21 Doug Kwan <dougkwan@google.com>
4085 * arm.cc (Arm_exidx_input_section): New class.
4086 (Arm_relobj::exidx_input_section_by_link,
4087 Arm_relobj::exidx_input_section_by_shndx,
4088 Arm_relobj::make_exidx_input_section): New methods.
4089 (read_arm_attributes_section): Remove.
4090 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4091 information about them.
4092 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4095 2010-01-20 Doug Kwan <dougkwan@google.com>
4097 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4098 Input_section_specifier to Section_id.
4099 (Target_arm::new_arm_input_section: Adjust code for change of key
4101 (Target_arm::find_arm_input_section): Ditto.
4102 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4103 (Section_id): Remove.
4104 (Garbage_collection::Section_id_hash): Remove.
4105 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4106 (Section_id): Remove.
4107 (Icf::Section_id_hash): Remove.
4108 * object.h (Section_id, Const_section_id, Section_id_hash,
4109 Const_section_id_hash): New type definitions.
4110 * output.cc (Output_section::add_relaxed_input_section): Change to
4111 use Const_section_id instead of Input_section_specifier as key type.
4112 (Output_section::add_merge_input_section): Ditto.
4113 (Output_section::build_relaxation_map): Change to use Section_id
4114 instead of Input_section_specifier as key type.
4115 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4117 (Output_section::convert_input_sections_to_relaxed_sections): Change
4118 to use Const_section_id instead of Input_section_specifier as key type.
4119 (Output_section::find_merge_section): Ditto.
4120 (Output_section::find_relaxed_input_section): Ditto.
4121 * output.h (Input_section_specifier): Remove class.
4122 (Output_section::Output_section_data_by_input_section_map): Change
4123 key type to Const_section_id.
4124 (Output_section::Output_relaxed_input_section_by_input_section_map):
4126 (Output_section::Relaxation_map): Change key type to Section_id.
4128 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4130 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4131 (class Arm_v4bx_stub): New class.
4132 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4133 (Stub_factory::make_arm_v4bx_stub): New method.
4134 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4135 (Stub_table::empty): Handle v4bx stubs.
4136 (Stub_table::add_arm_v4bx_stub): New method.
4137 (Stub_table::find_arm_v4bx_stub): New method.
4138 (Arm_relocate_functions::v4bx): New method.
4139 (Target_arm::fix_v4bx): New method.
4140 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4141 (Stub_table::relocate_stubs): Likewise.
4142 (Stub_table::do_write): Likewise.
4143 (Stub_table::update_data_size_and_addralign): Likewise.
4144 (Stub_table::finalize_stubs): Likewise.
4145 (Target_arm::Scan::local): Likewise.
4146 (Target_arm::Scan::global): Likewise.
4147 (Target_arm::do_finalize_sections): Likewise.
4148 (Target_arm::Relocate::relocate): Likewise.
4149 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4151 (Target_arm::scan_reloc_for_stub): Likewise.
4152 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4154 2010-01-19 Ian Lance Taylor <iant@google.com>
4156 * output.cc (Output_section_headers::do_sized_write): Write large
4157 segment count to sh_info field.
4158 (Output_file_header::do_sized_write): For large segment count,
4159 write PN_XNUM to e_phnum field.
4161 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4163 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4164 (Arm_relocate_functions::thm_jump8): New function.
4165 (Arm_relocate_functions::thm_jump11): New function.
4166 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4168 (Target_arm::Scan::global): Likewise.
4169 (Target_arm::Relocate::relocate): Likewise.
4170 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4173 2010-01-14 Doug Kwan <dougkwan@google.com>
4175 * arm.cc (map, utility): Include headers.
4176 (Target_arm::apply_cortex_a8_workaround): New method.
4177 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4178 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4179 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4180 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4181 the --[no-]fix-cortex-a8 command line options.
4182 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4183 (Target_arm::relocate_stub): Use addend in instruction template.
4184 * options.h (DEFINE_bool): Set the user-set flag.
4185 (General_options): Add --[no-]-fix-cortex options.
4186 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4187 : Update fast look-up map after conversion.
4189 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4191 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4192 in the first pass of do_layout.
4194 2010-01-13 Doug Kwan <dougkwan@google.com>
4196 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4197 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4198 apparent compiler problem of not folding static constant integral
4199 data members of elfcpp::Elf_sizes<32>.
4201 2010-01-13 Doug Kwan <dougkwan@google.com>
4203 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4204 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4205 Arm_relobj::scan_section_for_cortex_a8_erratum,
4206 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4207 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4208 sections to scan for relocation stubs into a new method
4209 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4210 relocation and Cortex-A8 stub scanning.
4211 (Target_arm::do_relax): Force stubs to be after stubbed sections
4212 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4213 the beginning of a new relaxation pass. Update a comment.
4214 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4216 2010-01-12 Ian Lance Taylor <iant@google.com>
4218 * target-reloc.h (visibility_error): New inline function.
4219 (relocate_section): Call visibility_error.
4220 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4221 (MOSTLYCLEANFILES): Likewise.
4222 (protected_4_pic.o, protected_3.err): New targets.
4223 * testsuite/protected_4.cc: New file.
4225 2010-01-12 Doug Kwan <dougkwan@google.com>
4227 * arm.cc (Cortex_a8_reloc): New class.
4228 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4229 and cortex_a8_relocs_info_.
4230 (Target_arm::fix_cortex_a8): New method definition.
4231 (Target_arm::Cortex_a8_relocs_info): New type.
4232 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4233 New data member declarations.
4234 (Target_arm::scan_reloc_for_stub): Record information about
4235 relocations for THUMB branches that might be exempted from the
4236 Cortex-A8 workaround.
4237 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4238 at the beginning of a relaxation pass.
4240 2010-01-12 Doug Kwan <dougkwan@google.com>
4242 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4243 (Arm_relobj::Mapping_symbol_position,
4244 Arm_reloj::Mapping_symbol_position_less,
4245 Arm_relobj::Mapping_symbols_info): New types.
4246 (Target_arm::is_mapping_symbol_name): New method definition.
4247 (Arm_relobj::do_count_local_symbols): Save information about mapping
4250 2010-01-11 Doug Kwan <dougkwan@google.com>
4252 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4253 Arm_relocate_functions::thumb32_branch_upper,
4254 Arm_relocate_functions::thumb32_branch_lower,
4255 Arm_relocate_functions::thumb32_cond_branch_offset,
4256 Arm_relocate_functions::thumb32_cond_branch_upper,
4257 Arm_relocate_functions::thumb32_cond_branch_lower,
4258 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4259 branch offset encoding.
4260 (Arm_relocate_functions::thumb_branch_common): Use new branch
4261 offset encoding methods to avoid code duplication.
4262 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4263 (Stub_addend_reader::operator()): Use new branch encoding method
4264 to avoid code duplication.
4266 2010-01-11 Doug Kwan <dougkwan@google.com>
4268 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4269 (Target_arm::do_finalize_sections): Define special EXIDX section
4270 symbols only if referenced.
4271 * gc.h (Garbage_collection::add_reference): New method.
4272 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4275 2010-01-11 Ian Lance Taylor <iant@google.com>
4277 * script.cc (Version_script_info::build_expression_list_lookup):
4278 Change complaing about duplicate wildcard match from error to
4281 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4283 (Version_script_info::Version_script_info): Initialize globs_,
4284 default_version_, default_is_global_, and exact_. Don't
4285 initialize globals_ or locals_.
4286 (Version_script_info::build_lookup_tables): Build local symbols
4288 (Version_script_info::unquote): New function.
4289 (Version_script_info::add_exact_match): New function.
4290 (Version_script_info::build_expression_list_lookup): Remove lookup
4291 parameter. Add is_global parameter. Change all callers. Handle
4292 wildcard pattern specially. Unquote pattern. Call
4294 (Version_script_info::get_name_to_match): New function.
4295 (Version_script_info::get_symbol_version): New function.
4296 (Version_script_info::get_symbol_version_helper): Remove.
4297 (Version_script_info::check_unmatched_names): Call unquote.
4298 * script.h (class Version_script_info): Change get_symbol_version
4299 to be non-inline and add is_global parameter; change all callers.
4300 Rewrite symbol_is_local. Update declarations. Define struct
4301 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4302 Remove globals_ and locals_ members. Add exact_, globs_,
4303 default_version_, is_global_.
4304 (Version_script_info::Glob): Remove pattern, add expression and
4305 is_global. Update constructor. Change all callers.
4306 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4308 (Versions::symbol_section_contents): If a symbol is undefined, or
4309 defined in a dynamic object, set the version index to
4311 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4313 (Symbol_table::add_from_pluginobj): Likewise.
4314 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4316 2010-01-11 Doug Kwan <dougkwan@google.com>
4318 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4319 (incremental_dump_LDADD): Add linking option for libintl.
4320 * Makefile.in: Regenerate.
4322 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4325 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4327 * testsuite/Makefile.in: Regenerated.
4329 2010-01-10 Doug Kwan <dougkwan@google.com>
4331 * options.h (DEFINE_var): Use parentheses around argument varname__
4332 in macro body to avoid any unintended subsequent substitutions.
4334 2010-01-10 Ian Lance Taylor <iant@google.com>
4336 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4337 candidates before doing symbol resolution.
4339 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4340 ODR candidates if only one is weak.
4342 2010-01-08 Ian Lance Taylor <iant@google.com>
4344 * script.cc (Version_script_info::build_expression_list_lookup):
4345 Don't warn about ambiguous version, just record the ambiguity.
4346 (Version_script_info::get_symbol_version_helper): Give error if
4347 version is ambiguous.
4349 2010-01-08 Doug Kwan <dougkwan@google.com>
4351 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4352 prev_data_size_ and prev_addralign_. Remove initializer for
4353 deleted data member has_been_changed_.
4354 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4355 to determine if the table is empty.
4356 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4358 (Stub_table::add_reloc_stub): Define method in class definition
4359 instead of just declaring it there.
4360 (Stub_table::add_cortex_a8_stub): New method definition.
4361 (Stub_table::update_data_size_and_addralign): Ditto.
4362 (Stub_table::finalize_stubs): Ditto.
4363 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4364 (Stub_table::do_addralign_): Return address alignment in the
4365 (Stub_table::do_reset_address_and_file_offset): Define method in
4366 class definition instead of declaring it there. Set current data
4367 size to be the data size of the previous pass.
4368 (Stub_table::set_final_data_size): Use current data size as the
4370 (Stub_table::relocate_stub): Change parameter type of stub from
4371 Reloc_stub pointer to Stub pointer.
4372 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4373 (Stub_table::Cortex_a8_stub_list): New typedef.
4374 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4375 Stub_table::prev_addralign_): New data member.
4376 (Arm_relobj::Arm_relobj): Initialize data member
4377 section_has_cortex_a8_workaround_.
4378 (Arm_relobj::section_has_cortex_a8_workaround,
4379 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4381 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4383 (Target_arm::relocate_stub): Change parameter type of stub from
4384 Reloc_stub pointer to Stub pointer.
4385 (Insn_template::size, Insn_template::alignment): Handle
4386 THUMB16_SPECIAL_TYPE.
4387 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4388 Stub_table::update_data_size_and_addralign,
4389 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4391 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4392 (Stub_table::do_write): Ditto.
4393 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4395 2010-01-08 Ian Lance Taylor <iant@google.com>
4398 * symtab.h (class Symbol): Remove fields is_target_special_ and
4399 has_plt_offset_. Add field is_defined_in_discarded_section_.
4400 (Symbol::is_defined_in_discarded_section): New function.
4401 (Symbol::set_is_defined_in_discarded_section): New function.
4402 (Symbol::has_plt_offset): Rewrite.
4403 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4404 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4405 Don't initialize is_target_special_ or has_plt_offset_.
4406 Initialize is_defined_in_discarded_section_.
4407 (Symbol_table::add_from_relobj): If appropriate, set
4408 is_defined_in_discarded_section.
4409 * resolve.cc (Symbol::override_base_with_special): Don't test
4410 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4411 * target-reloc.h (relocate_section): Do special handling for
4412 symbols defined in discarded sections for global symbols as well
4415 2010-01-08 Ian Lance Taylor <iant@google.com>
4417 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4418 the SHT_SYMTAB case.
4420 2010-01-08 Ian Lance Taylor <iant@google.com>
4422 * object.cc (Sized_relobj::do_layout): Don't get confused if
4423 layout_eh_frame returns NULL.
4425 2010-01-08 Ian Lance Taylor <iant@google.com>
4428 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4429 dynamic symbol table, use the normal symbol table.
4430 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4433 2010-01-08 Ian Lance Taylor <iant@google.com>
4436 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4439 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4441 * version.cc (print_version): Change to "Copyright 2010".
4443 2010-01-08 Ian Lance Taylor <iant@google.com>
4447 * i386.cc (class Target_i386): Change return type of plt_section
4449 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4450 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4451 tls_desc_rel_ field.
4452 (Output_data_plt_i386::rel_tls_desc): New function.
4453 (Target_i386::rel_tls_desc_section): New function.
4454 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4455 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4456 R_386_TLS_DESC reloc in rel_tls_desc_section.
4457 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4458 Define struct Tlsdesc_info.
4459 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4460 (Target_x86_64::do_reloc_symbol_index): New function.
4461 (Target_x86_64::add_tlsdesc_info): New function.
4462 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4463 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4465 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4467 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4468 (Target_x86_64::rela_tlsdesc_section): New function.
4469 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4471 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4472 (Target_x86_64::do_reloc_addend): New function.
4473 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4474 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4475 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4476 (Output_reloc::type): New function.
4477 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4478 (Output_reloc::is_target_specific): New function.
4479 (Output_reloc::target_arg): New function.
4480 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4481 absolute relocs and target specific relocs.
4482 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4483 add_target_specific.
4484 (class Output_data_reloc) [SHT_RELA]: Likewise.
4485 * output.cc (Output_reloc::Output_reloc): Add four new versions
4486 for absolute relocs and target specific relocs.
4487 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4488 (Output_reloc::get_symbol_index): Likewise.
4489 (Output_reloc::local_section_offset): Check that local_sym_index_
4490 is not TARGET_CODE or 0.
4491 (Output_reloc::symbol_value): Likewise.
4492 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4494 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4495 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4497 * layout.cc (add_target_dynamic_tags): Use output section for
4498 DT_PLTRELSZ and DT_JMPREL.
4500 2010-01-07 Ian Lance Taylor <iant@google.com>
4503 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4505 (class Output_data_reloc_generic): Define.
4506 (class Output_data_reloc_base): Change base class to
4507 Output_data_reloc_generic. Change add() method to call
4508 bump_relative_reloc_count for a relative reloc. Remove
4510 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4512 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4513 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4515 * layout.h (class Layout): Update declaration.
4517 2010-01-07 Ian Lance Taylor <iant@google.com>
4519 * output.h (class Output_data): Add const version of
4520 output_section and do_output_section.
4521 (class Output_section_data): Add const version of
4523 (class Output_section): Likewise.
4524 * layout.cc (Layout::add_target_dynamic_tags): New function.
4525 * layout.h (class Layout): Update declarations.
4526 * arm.cc (Target_arm::do_finalize_sections): Use
4527 add_target_dynamic_tags.
4528 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4529 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4530 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4531 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4533 2010-01-07 Ian Lance Taylor <iant@google.com>
4536 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4539 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4540 Ian Lance Taylor <iant@google.com>
4543 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4544 Xindex::read_symtab_xindex.
4546 2010-01-07 Doug Kwan <dougkwan@google.com>
4548 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4549 (Insn_template::thumb16_bcond_insn): New method declaration.
4550 (Insn_template): Fix spelling.
4551 (Stub::thumb16_special): New method declaration.
4552 (Stub::do_write): Define virtual method which was previously pure
4554 (Stub::do_thumb16_special): New method declaration.
4555 (Stub::do_fixed_endian_write): New template member.
4556 (Reloc_stub::do_write): Remove.
4557 (Reloc_stub::do_fixed_endian_write): Remove.
4558 (Cortex_a8_stub): New class definition.
4559 (Stub_factory::make_cortex_a8_stub): New method definition.
4560 (Stub_factory::Stub_factory): Add missing static storage class
4561 qualifier for elf32_arm_stub_a8_veneer_blx.
4563 2010-01-07 Ian Lance Taylor <iant@google.com>
4566 * options.h (class General_options): Add --warn-unresolved-symbols
4567 and --error-unresolved-symbols.
4568 * errors.cc (Errors::undefined_symbol): Implement
4569 --warn-unresolved-symbols.
4571 * options.h (class General_options): Add -z text and -z textoff.
4572 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4574 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4576 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4577 (Garbage_collection::cident_sections): New function.
4578 (Garbage_collection::add_cident_section): New function.
4579 (Garbage_collection::cident_sections_): New member.
4580 (gc_process_relocs): Add references to sections whose names are C
4582 * gold.h (cident_section_start_prefix): New constant.
4583 (cident_section_stop_prefix): New constant.
4584 (is_cident): New function.
4585 * layout.cc (Layout::define_section_symbols): Replace string constants
4586 with the newly defined constants.
4587 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4589 * testsuite/Makefile.am: Add gc_orphan_section_test.
4590 * testsuite/Makefile.in: Regenerate.
4591 * testsuite/gc_orphan_section_test.cc: New file.
4592 * testsuite/gc_orphan_section_test.sh: New file.
4594 2010-01-06 Ian Lance Taylor <iant@google.com>
4597 * options.h (class General_options): Add --warn-shared-textrel.
4598 * layout.cc (Layout::finish_dynamic_section): Implement
4599 --warn-shared-textrel.
4602 * options.h (class General_options): Add --warn-multiple-gp.
4604 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4606 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4607 $(THREADSLIB) and $(LIBDL).
4608 * Makefile.in: Rebuild.
4610 2010-01-06 Ian Lance Taylor <iant@google.com>
4613 * options.cc (General_options::parse_section_start): New function.
4614 (General_options::section_start): New function.
4615 (General_options::General_options): Initialize all members.
4616 * options.h: Include <map>
4617 (class General_options): Add --section-start. Add section_starts_
4619 * layout.cc (Layout::attach_allocated_section_to_segment): If
4620 --section-start was used, set the address of the segment. Remove
4621 local sort_sections.
4622 (Layout::relaxation_loop_body): If the address of the load segment
4623 has been set by --section-start, don't use it.
4624 * output.h (Output_segment::update_flags_for_output_section): New
4626 * output.cc (Output_segment::add_output_section): Call
4627 update_flags_for_output_section.
4629 2010-01-05 Ian Lance Taylor <iant@google.com>
4632 * options.h (class General_options): Add --undefined-version.
4633 * script.cc (struct Version_expression): Add was_matched_by_symbol
4635 (Version_script_info::matched_symbol): New function.
4636 (Version_script_info::get_symbol_version_helper): Call
4638 (Version_script_info::check_unmatched_names): New function.
4639 * script.h (class Version_script_info): Update declarations.
4640 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4642 * options.h (class General_options): Use DEFINE_bool_alias for
4643 allow_multiple_definition.
4644 * resolve.cc (Symbol_table::should_override): Don't test
4645 allow_multiple_definition.
4648 * options.h (class General_options): Add --cref.
4649 * main.cc (main): Print cref table if --cref. Don't close mapfile
4650 until after printing cref table.
4651 * cref.cc: Include "symtab.h".
4652 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4653 (Cref_table_compare::operator()): New function.
4654 (Cref_inputs::gather_cref): New function.
4655 (filecol): New static const.
4656 (Cref_inputs::print_cref): New function.
4657 (Cref::print_cref): New function.
4658 * cref.h: Include <cstdio>.
4659 (class Cref): Update declarations.
4660 * mapfile.h (Mapfile::file): New function.
4661 * object.h (class Object): Define Symbols. Declare virtual
4662 do_get_global_symbols.
4663 (Object::get_global_symbols): New function.
4664 * object.cc (Input_objects::add_object): Pass object to cref_ if
4666 (Input_objects::archive_start): Likewise.
4667 (Input_objects::archive_stop): Likewise.
4668 (Input_objects::print_cref): New function.
4669 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4670 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4672 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4674 * plugin.h (class Sized_pluginobj): Update declarations.
4676 2010-01-05 Ian Lance Taylor <iant@google.com>
4678 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4679 to is_default_version. Rename insdef to insdefault.
4680 (Symbol_table::add_from_relobj): Rename def to is_default_version
4681 and local to is_forced_local.
4682 (Symbol_table::add_from_pluginobj): Likewise.
4683 (Symbol_table::add_from_dynobj): Likewise.
4684 (Symbol_table::define_special_symbol): Rename insdef to
4687 2010-01-04 Ian Lance Taylor <iant@google.com>
4690 * options.h (class General_options): Add
4691 --allow-multiple-definition and -z muldefs.
4692 * resolve.cc (Symbol_table::should_override): Don't warn about a
4693 multiple symbol definition if --allow-multiple-definition or -z
4697 * options.h (class General_options): Add --add-needed and
4698 --copy-dt-needed-entries. Tweak --as-needed help entry.
4699 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4700 error if --copy-dt-needed-entries aka --add-needed is used and
4701 would cause a change in behaviour.
4704 * options.h (class General_options): Add -G as a short version of
4705 --shared. Add no-op options -assert, -g, and -i.
4707 2010-01-04 Sriraman Tallam <tmsriram@google.com>
4709 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4710 check for .text or .gnu.linkonce.t sections.
4711 * icf.cc (Icf::find_identical_sections): Ditto.
4712 Change the detection for mangled function name within the section
4714 * icf.h (is_section_foldable_candidate): New function.
4716 2009-12-30 Ian Lance Taylor <iant@google.com>
4719 * options.h (class General_options): Permit two dashes with
4720 --retain-symbols-file.
4722 2009-12-30 Ian Lance Taylor <iant@google.com>
4725 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4726 don't put the file header and segment headers in the text
4730 * common.cc (Sort_commons::operator()): Stabilize sort when both
4732 (Symbol_table::do_allocate_commons_list): When allocating common
4733 symbols, skip a symbol which is no longer common.
4734 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4735 an object before checking its type.
4736 * testsuite/common_test_2.c: New file.
4737 * testsuite/common_test_3.c: New file.
4738 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4739 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4740 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4741 (common_test_2_pic.o, common_test_2.so): New targets.
4742 (common_test_3_pic.o, common_test_3.so): New targets.
4743 * testsuite/Makefile.in: Rebuild.
4746 * script.cc (read_input_script): If we see a new SECTIONS clause,
4747 and we have added an input section, give an error.
4748 * layout.h (class Layout): Add have_added_input_section function.
4749 Add have_added_input_section_ field.
4750 * layout.cc (Layout::Layout): Initialize
4751 have_added_input_section_.
4752 (Layout::layout): Set have_added_input_section_.
4753 (Layout::layout_eh_frame): Likewise.
4755 2009-12-30 Ian Lance Taylor <iant@google.com>
4758 * options.h (class General_options): Add --sort-common option.
4759 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4760 * common.cc (Sort_common): Add sort_order parameter to
4761 constructor. Add sort_order_ field.
4762 (Sort_commons::operator): Check sort_order_.
4763 (Symbol_table::allocate_commons): Determine the sort order.
4764 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4766 (Symbol_table::do_allocate_commons_list): Likewise.
4768 2009-12-30 Ian Lance Taylor <iant@google.com>
4771 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4772 symbols from this object, don't change the visibility of an
4774 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4776 2009-12-30 Ian Lance Taylor <iant@google.com>
4779 * script.h (class Version_script_info): Define Language enum.
4780 Update declarations. Define Glob, Exact, and Lookup types. Add
4781 new fields globals_, locals_, and is_finalized_.
4782 * script.cc: Various formatting fixes.
4783 (class Parser_closure): Change language_stack_ from a vector of
4784 std::string to one of Version_script_info::Language. Adjust all
4786 (class Lazy_demangler): Remove.
4787 (struct Version_expression): Change language from std::string to
4788 Version_script_info::Language.
4789 (Version_script_info::Version_script_info): New function.
4790 (Version_script_info::~Version_script_info): Don't call clear.
4791 (Version_script_info::finalize): New function.
4792 (Version_script_info::build_lookup_tables): New function.
4793 (Version_script_info::build_expression_list_lookup): New
4795 (Version_script_info::get_symbol_version_helper): Rewrite to use
4797 (Version_script_info::print_expression_list): Adjust to use
4798 Version_script_info::Language.
4799 (script_push_lex_into_version_mode): Check that the version script
4800 has not been finalized.
4801 (version_script_push_lang): Change language string to
4802 Version_script_info::Language.
4803 * options.cc (Command_line::version_script): New function.
4804 * options.h (class General_options): Add finalize_dynamic_list
4805 function. Change version_script from declaration to definition.
4806 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4807 * testsuite/version_script.map: Remove duplicate def of foo.
4808 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4810 * testsuite/Makefile.in: Rebuild.
4812 2009-12-30 Ian Lance Taylor <iant@google.com>
4815 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4816 if the input symbol index is 0, make the output symbol index 0.
4818 2009-12-30 Ian Lance Taylor <iant@google.com>
4821 * options.h (class General_options): Add -x/--discard-all.
4822 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4823 --discard-all. If the local symbol needs a dynamic entry, check
4824 that before handling --discard-locals.
4826 2009-12-30 Ian Lance Taylor <iant@google.com>
4829 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4831 (Output_segment::add_output_section): Don't change the flags if
4835 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4836 GNU hash table if they need a dynamic value. Otherwise, don't add
4837 them if they are defined in a dynamic object or are forced local.
4839 2009-12-29 Ian Lance Taylor <iant@google.com>
4842 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4843 .gnu.hash table for a 32-bit target.
4846 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4847 regular and a dynamic object only needs a dynamic symbol table
4848 entry if it is externally visible.
4851 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4852 constructor. Add global_offset_table_ field.
4853 (Target_i386::got_section): Set global_offset_table_.
4854 (Target_i386::do_finalize_sections): Set global_offset_table_
4856 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4857 in constructor. Add global_offset_table_ field.
4858 (Target_x86_64::got_section): Set global_offset_table_.
4859 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4862 * layout.cc (Layout::Layout): Initialize increase_relro_.
4863 (Layout::get_output_section): Add is_relro, is_last_relro, and
4864 is_first_non_relro parameters. Change all callers.
4865 (Layout::choose_output_section): Likewise.
4866 (Layout::add_output_section_data): Likewise.
4867 (Layout::make_output_section): Likewise.
4868 (Layout::set_segment_offsets): Clear increase_relro when using a
4870 * layout.h (class Layout): Add increase_relro method. Add
4871 increase_relro_ field. Update declarations.
4872 * output.cc (Output_section::Output_section): Initialize
4873 is_last_relro_ and is_first_non_relro_.
4874 (Output_segment::add_output_section): Group relro sections is
4875 do_sort is true. Handle is_last_relro and is_first_non_relro.
4876 (Output_segment::maximum_alignment): Remove relro handling.
4877 (Output_segment::set_section_addresses): Add increase_relro
4878 parameter. Change all callers. Add initial alignment to align
4879 relro sections on separate page. Remove old relro handling.
4880 (Output_segment::set_section_list_addresses): Remove in_relro
4881 parameter. Change all callers.
4882 (Output_segment::set_offset): Add increase parameter. Change all
4883 callers. Remove old relro handling.
4884 * output.h (class Output_section): Add new methods: is_last_relro,
4885 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4886 Add is_last_relro_ and is_first_non_relro_ fields.
4887 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4888 Create separate .got.plt section. Call increase_relro.
4889 * x86_64.cc (Target_x86_64::got_section): Likewise.
4890 * testsuite/relro_script_test.t: Add .got.plt.
4893 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4894 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4895 (Layout::finalize): Call set_dynamic_symbol_size.
4896 (Layout::set_dynamic_symbol_size): New function.
4897 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4898 set_dynamic_symbol_size.
4901 * output.h (class Output_section): Add is_entsize_zero_ field.
4902 * output.cc (Output_section::Output_section): Initialize
4904 (Output_section::set_entsize): If two different entsizes are
4905 requested, force it to zero.
4906 (Output_section::add_input_section): Set flags for .debug_str
4907 before updating section flags. Set entsize.
4908 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4909 and SHF_STRING if all input sections have those flags.
4911 2009-12-29 Rafael Espindola <espindola@google.com>
4913 * main.cc (main): Fix the sys time reporting.
4914 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4917 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4919 * options.cc (General_options::parse_version): Allow -v to exit
4920 without an error if there is nothing to link.
4922 2009-12-29 Ian Lance Taylor <iant@google.com>
4924 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4925 using a version of gcc before 4.1.
4926 * configure: Rebuild.
4928 2009-12-28 Chris Demetriou <cgd@google.com>
4930 * attributes.cc (Output_attributes_section_data::do_write): Use
4931 std::vector::front rather than std::vector::data.
4933 2009-12-28 Ian Lance Taylor <iant@google.com>
4935 * symtab.h (class Symbol_table): Add enum Defined.
4936 * resolve.cc (Symbol_table::should_override): Add defined
4937 parameter. Change all callers. Test whether object is NULL
4938 before calling a method on it.
4939 (Symbol_table::report_resolve_problem): Add defined parameter.
4941 (Symbol_table::should_override_with_special): Likewise.
4942 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4943 parameter. Change all callers.
4944 (Symbol_table::do_define_in_output_data): Likewise.
4945 (Symbol_table::define_in_output_segment): Likewise.
4946 (Symbol_table::do_define_in_output_segment): Likewise.
4947 (Symbol_table::define_as_constant): Likewise.
4948 (Symbol_table::do_define_as_constant): Likewise.
4949 * script.h (class Symbol_assignment): Add is_defsym parameter to
4950 constructor; change all callers.
4951 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4952 parameter. Change all callers. Add is_defsym_ field.
4953 (class Parser_closure): Add parsing_defsym parameter to
4954 constructor; change all callers. Add parsing_defsym accessor
4955 function. Add parsing_defsym_ field.
4957 2009-12-28 Ian Lance Taylor <iant@google.com>
4959 * gold.cc (queue_middle_tasks): Fix formatting.
4960 * object.cc (Relobj::is_section_name_included): Likewise.
4962 2009-12-23 Ian Lance Taylor <iant@google.com>
4964 * i386.cc (Target_i386::do_calls_non_split): Recognize
4965 -fsplit-stack prologue for a function with a static chain.
4966 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4967 -fsplit-stack prologue when using %r11.
4969 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4971 * options.cc (General_options::parse_version): Make -v continue and do
4972 the link like GNU ld does.
4974 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4976 * Makefile.am (CCFILES): Add timer.cc.
4977 (HFILES): Add timer.h.
4978 * configure.ac: Check for sysconf and times.
4979 * main.cc: include timer.h.
4980 (main): Use Timer instead of get_run_time.
4983 * workqueue.cc: include timer.h.
4984 (Workqueue::find_and_run_task):
4985 Report user, sys and wall time.
4986 * Makefile.in: Regenerate.
4987 * config.in: Regenerate.
4988 * configure: Regenerate.
4990 2009-12-16 Doug Kwan <dougkwan@google.com>
4992 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4994 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4995 relaxed input sections.
4996 * output.cc (Output_section::find_relaxed_input_section): Change
4997 return type to Output_relaxed_input_section pointer. Adjust code
4998 for new type of relaxed_input_section_map_.
4999 * output.h (Output_section::find_relaxed_input_section): Change
5000 return type to Output_relaxed_input_section pointer.
5001 (Output_section::Output_relaxed_input_section_by_input_section_map):
5003 (Output_section::relaxed_input_section_map_): Change type to
5004 Output_section::Output_relaxed_input_section_by_input_section_map.
5005 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5008 2009-12-15 Ian Lance Taylor <iant@google.com>
5010 * layout.cc (Layout::create_shstrtab): Only write out after input
5011 sections if we are compressing debug sections.
5013 2009-12-15 Ian Lance Taylor <iant@google.com>
5015 * archive.cc (Archive::add_symbols): Only look up a symbol without
5016 a version if there is, in fact, a version.
5018 2009-12-14 Ian Lance Taylor <iant@google.com>
5020 Revert -Wshadow changes, all changes from:
5021 2009-12-11 Doug Kwan <dougkwan@google.com>
5022 2009-12-11 Nick Clifton <nickc@redhat.com>
5023 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5025 2009-12-11 Doug Kwan <dougkwan@google.com>
5027 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5029 * attributes.cc (Object_attribute::size): Ditto.
5030 (Attributes_section_data::size): Ditto.
5031 (Attributes_section_data::Attributes_section_data): Ditto.
5032 (Output_attributes_section_data::do_write): Ditto.
5033 * attributes.h (Object_attribute::set_type): Ditto.
5034 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5036 2009-12-11 Nick Clifton <nickc@redhat.com>
5038 * archive.cc: Fix shadowed variable warnings.
5040 * compressed_output.cc: Likewise.
5041 * compressed_output.h: Likewise.
5042 * configure: Likewise.
5043 * dwarf_reader.cc: Likewise.
5044 * dynobj.cc: Likewise.
5045 * dynobj.h: Likewise.
5046 * ehframe.cc: Likewise.
5047 * ehframe.h: Likewise.
5048 * errors.cc: Likewise.
5049 * expression.cc: Likewise.
5050 * fileread.cc: Likewise.
5051 * fileread.h: Likewise.
5052 * freebsd.h: Likewise.
5053 * i386.cc: Likewise.
5055 * incremental.h: Likewise.
5056 * layout.cc: Likewise.
5057 * layout.h: Likewise.
5058 * mapfile.cc: Likewise.
5059 * merge.cc: Likewise.
5060 * merge.h: Likewise.
5061 * object.cc: Likewise.
5062 * object.h: Likewise.
5063 * options.h: Likewise.
5064 * output.cc: Likewise.
5065 * output.h: Likewise.
5066 * parameters.cc: Likewise.
5067 * plugin.cc: Likewise.
5068 * powerpc.cc: Likewise.
5069 * reduced_debug_output.cc: Likewise.
5070 * reduced_debug_output.h: Likewise.
5071 * reloc.cc: Likewise.
5072 * reloc.h: Likewise.
5073 * resolve.cc: Likewise.
5074 * script-sections.cc: Likewise.
5075 * script.cc: Likewise.
5076 * script.h: Likewise.
5077 * sparc.cc: Likewise.
5078 * symtab.cc: Likewise.
5079 * symtab.h: Likewise.
5080 * target-select.cc: Likewise.
5081 * target-select.h: Likewise.
5082 * token.h: Likewise.
5083 * workqueue.cc: Likewise.
5084 * workqueue.h: Likewise.
5085 * x86_64.cc: Likewise.
5087 2009-12-10 Doug Kwan <dougkwan@google.com>
5089 * arm.cc (attributes.h): New include.
5090 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5091 (Arm_relobj::~Arm_relobj): Delete object pointed by
5092 attributes_section_data_.
5093 (Arm_relobj::attributes_section_data): New method definition.
5094 (Arm_relobj::attributes_section_data_): New data member declaration.
5095 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5096 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5097 attributes_section_data_.
5098 (Arm_dynobj::attributes_section_data): New method definition.
5099 (Arm_dynobj::attributes_section_data_): New data member declaration.
5100 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5101 initialization value of may_use_blx_ to false.
5102 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5103 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5104 object attributes to compute results instead of hard-coding.
5105 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5106 Target_arm::get_secondary_compatible_arch,
5107 Target_arm::set_secondary_compatible_arch
5108 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5109 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5110 New method declarations.
5111 (Target_arm::get_aeabi_object_attribute): New method definition.
5112 (Target_arm::attributes_section_data_): New data member declaration.
5113 (read_arm_attributes_section): New template definition.
5114 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5115 (Arm_dynobj::do_read_symbols): Ditto.
5116 (Target_arm::do_finalize_sections): Merge attributes sections from
5117 input. Check for BLX use after attributes section merging.
5118 Fix __exidx_start and __exidx_end visibility. Create an
5119 .ARM.attributes section if necessary.
5120 (Target_arm::get_secondary_compatible_arch,
5121 Target_arm::set_secondary_compatible_arch,
5122 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5123 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5124 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5125 New method definitions.
5127 2009-12-09 Ian Lance Taylor <iant@google.com>
5129 * plugin.cc (Plugin::load): Don't cast from void* to a function
5132 2009-12-09 Ian Lance Taylor <iant@google.com>
5134 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5137 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5139 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5140 Replace two_file_shared_1.so with two_file_shared_2.so.
5141 * testsuite/Makefile.in: Regenerated.
5143 2009-12-08 Doug Kwan <dougkwan@google.com>
5145 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5146 (HFILES): Add attributes.h and int_encoding.h.
5147 * Makefile.in: Regenerate.
5148 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5149 function definitions to int_encoding.cc
5150 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5151 prototypes to int_encoding.h
5152 * reduced_debug_output.cc (int_encoding.h): New include.
5153 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5154 function definitions to int_encoding.cc
5155 (insert_into_vector, read_from_pointer): Move template definitions to
5157 * attributes.cc: New file.
5158 * attributes.h: New file.
5159 * int_encoding.cc: New file.
5160 * int_encoding.h: New file.
5162 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5165 * incremental-dump.cc (dump_incremental_inputs): New.
5166 (main): Use dump_incremental_inputs.
5168 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5171 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5172 checking elfcpp::STT_FUNC.
5173 (Target_i386::Relocate::relocate): Likewise.
5174 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5176 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5177 symbols from shared libraries into normal FUNC symbols.
5179 * symtab.h (Symbol): Add is_func and use it.
5181 2009-12-05 Doug Kwan <dougkwan@google.com>
5183 * arm.cc (Target_arm::arm_info): Initialize new fields
5184 attributes_section and attributes_vendor.
5185 * i386.cc (Target_i386::i386_info): Same.
5186 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5187 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5188 fields attributes_section and attributes_vendor.
5189 * sparc.cc (Target_sparc::sparc_info): Same.
5190 * target.h (Target::attributes_section, Target::attributes_vendor,
5191 Target::is_attributes_section, Target::attribute_arg_type,
5192 Target::attributes_order): New method definitions.
5193 (Target::Target_info::attributes_section,
5194 Target::Target_info::attributes_vendor): New fields.
5195 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5196 virtual method definitions.
5197 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5198 attributes_section and attributes_vendor.
5199 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5201 2009-12-05 Doug Kwan <dougkwan@google.com>
5203 * arm.cc: Update comments about interworking and stub generation.
5204 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5205 considered as non-PIC.
5206 (Arm_relocate_functions::base_abs): Fix formatting.
5207 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5208 of function to use GOT entry address instead of offset.
5209 (Target_arm::Scan::global): Issue an error if a symbol would need a
5210 PLT does not get one because it is untyped. Remove code to create
5211 dynamic symbols for relative branches.
5212 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5213 takes unsigned integer instead of boolean.
5215 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5217 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5218 (two_file_test_LDADD): Likewise.
5219 (common_test_1_LDADD): Likewise.
5220 (exception_test_LDADD) Likewise.
5221 (weak_test_LDADD): Likewise.
5222 (many_sections_test_LDADD): Likewise.
5223 (initpri1_LDADD): Likewise.
5224 (script_test_1_LDADD): Likewise.
5225 (script_test_2_LDADD): Likewise.
5226 (justsyms_LDADD): Likewise.
5227 (binary_test_LDADD): Likewise.
5228 (large_LDADD): Likewise.
5229 * testsuite/Makefile.in: Regenerated.
5231 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5233 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5234 (Symbol_table::override_with_special): Likewise.
5235 (Symbol_table::add_from_object): Likewise.
5237 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5239 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5240 Don't set the data_offset twice.
5242 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5244 * testsuite/Makefile.in: Regenerate.
5246 2009-12-03 Doug Kwan <dougkwan@google.com>
5248 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5249 (Target_arm::do_finalize_sections): Add parameter for symbol table
5250 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5251 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5252 parameter for symbol table pointer.
5253 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5254 an additional parameter for a pointer to symbol table.
5255 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5256 parameter for a symbol table pointer.
5257 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5258 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5260 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5261 parameter for a symbol table pointer.
5263 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5265 * incremental.cc (Incremental_inputs_header)
5266 (Incremental_inputs_header_write, Incremental_inputs_entry)
5267 (Incremental_inputs_entry_write): Move ...
5268 * incremental.h (Incremental_inputs_header)
5269 (Incremental_inputs_header_write, Incremental_inputs_entry)
5270 (Incremental_inputs_entry_write): here.
5272 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5274 * incremental.cc (make_sized_incremental_binary): Set the target.
5275 Error if it is incompatible.
5276 * output.h (Output_file): Add filename method.
5278 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5280 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5281 from the get_* methods.
5283 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5285 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5286 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5287 Write 0 for the data_offset of scripts.
5289 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5291 * testsuite/Makefile.am: Add the incremental_test.sh test.
5292 * testsuite/incremental_test.sh: New.
5293 * testsuite/incremental_test_1.c: New.
5294 * testsuite/incremental_test_2.c: New.
5296 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5298 * incremental-dump.cc (main): Fix typos.
5300 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5303 * incremental-dump.cc (main): Use llu to print 64 bit values.
5305 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5306 H.J. Lu <hongjiu.lu@intel.com>
5308 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5310 (incremental_dump_LDADD): Likewise.
5311 * Makefile.in: Regenerated.
5313 2009-11-25 Doug Kwan <dougkwan@google.com>
5317 2009-11-25 Doug Kwan <dougkwan@google.com>
5319 * arm.cc (Target_arm::Target_arm): Move method definition
5320 outside of class definition. Add code to handle
5321 --target1-rel, --target1-abs and --target2= options.
5322 (Target_arm::get_reloc_reloc_type): Change method to be
5323 non-static and const.
5324 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5325 New data member declaration.
5326 (Target_arm::Scan::local, Target_arm::Scan::global,
5327 Target_arm::Relocate::relocate,
5328 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5329 Adjust call to Target_arm::get_real_reloc_type.
5330 (Target_arm::get_real_reloc_type): Use command line options
5331 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5332 * options.h (--target1-rel, --target1-abs, --target2): New
5335 2009-11-25 Doug Kwan <dougkwan@google.com>
5337 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5338 class definition. Add code to handle --target1-rel, --target1-abs
5339 and --target2= options.
5340 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5342 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5344 (Target_arm::Scan::local, Target_arm::Scan::global,
5345 Target_arm::Relocate::relocate,
5346 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5347 call to Target_arm::get_real_reloc_type.
5348 (Target_arm::get_real_reloc_type): Use command line options to
5349 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5350 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5353 2009-11-25 Doug Kwan <dougkwan@google.com>
5355 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5356 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5357 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5359 (Arm_relocate_functions::thm_call): Replace body with a call to
5360 Arm_relocate_functions::thumb_branch_common.
5361 (Arm_relocate_functions::thm_jump24,
5362 Arm_relocate_functions::thm_xpc22): New method definitions.
5363 (Arm_relocate_functions::thumb_branch_common): New method definition.
5364 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5366 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5367 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5369 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5371 * Makefile.am: Build incremental-dump
5372 * Makefile.in: Regenerate.
5373 * incremental-dump.cc: New.
5374 * incremental.cc (Incremental_inputs_header_data,
5375 Incremental_inputs_entry_data): Move to incremental.h
5376 * incremental.h: (Incremental_inputs_header_data,
5377 Incremental_inputs_entry_data): Move from incremental.cc
5379 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5381 * incremental.cc (Incremental_inputs_header,
5382 Incremental_inputs_header_write, Incremental_inputs_entry,
5383 Incremental_inputs_entry_write): Add a typedef with the data type.
5385 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5387 * incremental.cc (Incremental_inputs_header,
5388 Incremental_inputs_header_write, Incremental_inputs_entry,
5389 Incremental_inputs_entry_write): Update comment about which
5390 type has the filed descriptions.
5392 2009-11-15 Doug Kwan <dougkwan@google.com>
5394 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5395 (Arm_relocate_functions::arm_branch_common): Change method defintion
5396 in class definition to a method declaration and update list of formal
5398 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5399 Arm_relocation_functions::jump24): Adjust call to
5400 Arm_relocate_functions::arm_branch_common. Update list of formal
5402 (Arm_relocate_functions::xpc25): New method definition.
5403 (Arm_relocate_functions::arm_branch_common): Move method defintion
5404 out from class definition. Use stubs for mode-switching and extending
5406 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5407 specially. Change code to enable use of stubs in ARM branches.
5409 2009-11-10 Doug Kwan <dougkwan@google.com>
5411 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5412 in method declaration.
5413 (Target_arm::relocate_stub): New method declaration.
5414 (Target_arm::default_target): Change to return a pointer instead of
5416 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5417 Target_arm::default_target.
5418 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5420 (Target_arm::relocate_section): Adjust view.
5421 (Target_arm::relocate_stub): New method definition.
5423 2009-11-10 Doug Kwan <dougkwan@google.com>
5425 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5427 * incremental.cc (open_incremental_binary): Initialized local
5428 variables to avoid warnings.
5429 * object.cc (make_elf_object): Ditto.
5430 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5433 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5436 * testsuite/plugin_test.c: Include "config.h".
5438 2009-11-09 Doug Kwan <dougkwan@google.com>
5440 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5441 (arm_symbol_value): Remove.
5442 (Arm_relocate_functions::arm_branch_common,
5443 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5444 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5445 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5446 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5447 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5448 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5449 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5450 Arm_relocate_functions::thm_mobw_abs_nc,
5451 Arm_relocate_functions::thm_mov_abs,
5452 Arm_relocate_functions::movw_prel_nc,
5453 Arm_relocate_functions::thm_movt_abs,
5454 Arm_relocate_functions::movt_prel,
5455 Arm_relocate_functions::thm_movw_prel_nc,
5456 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5457 (Target_arm::Relocate::relocate): Only decompose address into two
5458 parts if relocation type uses the thumb-bit and pass the actual
5459 bit instead of a flag indicating that the thumb-bit is used. Adjust
5460 calls to methods in Arm_relocate_functions for this change.
5462 2009-11-08 Ian Lance Taylor <iant@google.com>
5465 * reloc.cc: Instantiate
5466 Sized_relobj::initialize_input_to_output_maps and
5467 Sized_relobj:free_input_to_output_maps.
5469 2009-11-06 Ian Lance Taylor <iant@google.com>
5472 * defstd.cc (in_segment): Set only_if_ref true for "end".
5474 2009-11-06 Doug Kwan <dougkwan@google.com>
5476 * arm.cc (class Reloc_stub): Correct a comment.
5477 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5478 (Target_arm::scan_section_for_stubs): New method declaration.
5479 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5480 Change methods from private to protected.
5481 (Target_arm::do_may_relax): New method definition.
5482 (Target_arm::do_relax, Target_arm::group_sections,
5483 Target_arm::scan_reloc_for_stub,
5484 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5485 (Target_arm::arm_input_section_map_): New data member declaration.
5486 (Target_arm::scan_reloc_for_stub,
5487 Target_arm::scan_reloc_section_for_stubs,
5488 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5489 Target_arm::do_relax): New method definitions.
5491 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5493 * configure.ac: Check for (struct stat)::st_mtim
5494 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5495 * config.in: Regenerate.
5496 * configure: Regenerate.
5498 2009-11-05 Ian Lance Taylor <iant@google.com>
5501 * output.cc (Output_segment::add_output_section): Add missing
5504 2009-11-04 Ian Lance Taylor <iant@google.com>
5507 * object.h (class Object): Add is_needed and set_is_needed
5508 methods. Add is_needed_ field. Make bool fields into bitfields.
5509 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5510 defined in a dynamic object and referenced by a regular object,
5511 set is_needed for the dynamic object.
5512 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5513 if the file is marked with as_needed and it is not needed.
5515 2009-11-04 Ian Lance Taylor <iant@google.com>
5518 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5519 tags if data is discarded by linker script.
5520 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5521 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5522 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5523 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5525 2009-11-04 Ian Lance Taylor <iant@google.com>
5527 * layout.cc (Layout::get_output_section): Add is_interp and
5528 is_dynamic_linker_section parameters. Change all callers.
5529 (Layout::choose_output_section): Likewise.
5530 (Layout::make_output_section): Likewise.
5531 (Layout::add_output_section_data): Add is_dynamic_linker_section
5532 parameter. Change all callers.
5533 * layout.h (class Layout): Update declarations.
5534 * output.h (class Output_section): Add is_interp, set_is_interp,
5535 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5536 Add is_interp_, is_dynamic_linker_section_ fields. Change
5537 generate_code_fills_at_write_ to a bitfield.
5538 * output.cc (Output_section::Output_sections): Initialize new
5540 (Output_segment::add_output_section): Add do_sort parameter.
5543 2009-11-03 Ian Lance Taylor <iant@google.com>
5546 * options.h (class General_options): Add --warn-common.
5547 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5548 merging two common symbols.
5549 (Symbol_table::should_override): Handle --warn-common when merging
5550 a common symbol with a defined symbol. Use report_resolve_problem
5551 for multiple definitions.
5552 (Symbol_table::report_resolve_problem): New function.
5553 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5555 2009-11-03 Doug Kwan <dougkwan@google.com>
5557 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5559 (Target_arm::stub_factory): New method definition.
5560 (Target_arm::new_arm_input_section,
5561 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5562 Target_arm::reloc_uses_thumb_bit): New method declarations.
5563 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5564 New type definitions.
5565 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5566 member declarations.
5567 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5568 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5569 New method definitions.
5571 2009-11-03 Ian Lance Taylor <iant@google.com>
5573 * options.h (class General_options): Add --warn_constructors.
5575 2009-11-03 Ian Lance Taylor <iant@google.com>
5578 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5579 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5581 2009-11-03 Ian Lance Taylor <iant@google.com>
5584 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5585 --msgid-bugs-address.
5586 (install-pdf): New target.
5587 (install-data_yes): Look up one directory to find mkinstalldirs.
5589 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5591 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5594 2009-10-30 Doug Kwan <dougkwan@google.com>
5596 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5598 2009-10-30 Doug Kwan <dougkwan@google.com>
5600 * arm.cc (Stub_addend_reader): New struct template definition
5601 and partial specializations.
5602 (Stub_addend_reader::operator()): New method definition for a
5603 partially specialized template.
5605 2009-10-30 Doug Kwan <dougkwan@google.com>
5607 * arm.cc (Arm_relobj::processor_specific_flags): New method
5609 (Arm_relobj::do_read_symbols): New method declaration.
5610 (Arm_relobj::processor_specific_flags_): New data member declaration.
5611 (Arm_dynobj): New class definition.
5612 (Target_arm::do_finalize_sections): Add input_objects parameter.
5613 (Target_arm::do_adjust_elf_header): New method declaration.
5614 (Target_arm::are_eabi_versions_compatible,
5615 (Target_arm::merge_processor_specific_flags): New method declaration.
5616 (Target_arm::do_make_elf_object): New overloaded method definitions
5618 (Arm_relobj::do_read_symbols): New method definition.
5619 (Arm_dynobj::do_read_symbols): Ditto.
5620 (Target_arm::do_finalize_sections): Add input_objects parameters.
5621 Merge processor-specific flags from all input objects.
5622 (Target_arm::are_eabi_versions_compatible,
5623 Target_arm::merge_processor_specific_flags,
5624 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5625 New method definitions.
5626 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5627 Input_objects pointer type parameter.
5628 * layout.cc (Layout::finalize): Pass input objects to target's.
5629 finalize_sections function.
5630 * output.cc (Output_file_header::do_sized_write): Set ELF file
5631 header's processor-specific flags.
5632 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5633 Input_objects pointer type parameter.
5634 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5635 * target.h (Input_objects): New forward class declaration.
5636 (Target::processor_specific_flags,
5637 Target::are_processor_specific_flags_sect): New method definitions.
5638 (Target::finalize_sections): Add input_objects parameter.
5639 (Target::Target): Initialize processor_specific_flags_ and
5640 are_processor_specific_flags_set_.
5641 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5643 (Target::set_processor_specific_flags): New method definition.
5644 (Target::processor_specific_flags_,
5645 Target::are_processor_specific_flags_set_): New data member
5647 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5648 Input_objects pointer type parameter.
5650 2009-10-30 Doug Kwan <dougkwan@google.com>
5652 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5654 2009-10-28 Ian Lance Taylor <iant@google.com>
5656 * object.h (class Relobj): Drop options parameter from
5657 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5658 do_scan_relocs, do_relocate. Change all callers.
5659 (class Sized_relobj): Drop options parameters from
5660 do_gc_process_relocs, do_scan_relocs, do_relocate,
5661 do_relocate_sections, relocate_sections, emit_relocs_scan,
5662 emit_relocs_scan_reltype. Change all callers.
5663 (struct Relocate_info): Remove options field and all references to
5665 * reloc.h (class Read_relocs): Remove options constructor
5666 parameter and options_ field. Change all callers.
5667 (class Gc_process_relocs, class Scan_relocs): Likewise.
5668 (class Relocate_task): Likewise.
5669 * target-reloc.h (scan_relocs): Remove options parameter. Change
5671 (scan_relocatable_relocs): Likewise.
5672 * target.h (class Sized_target): Remove options parameter from
5673 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5675 * gc.h (gc_process_relocs): Remove options parameter. Change all
5677 * arm.cc: Update functions to remove options parameters.
5678 * i386.cc: Likewise.
5679 * powerpc.cc: Likewise.
5680 * sparc.cc: Likewise.
5681 * x86_64.cc: Likewise.
5682 * testsuite/testfile.cc: Likewise.
5684 2009-10-28 Doug Kwan <dougkwan@google.com>
5686 * arm.cc (Arm_relobj): New class definition.
5687 (Arm_relobj::scan_sections_for_stubs,
5688 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5689 New method definitions.
5691 2009-10-28 Cary Coutant <ccoutant@google.com>
5693 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5694 (Plugin::cleanup_done_): New member.
5695 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5696 (Plugin_manager::cleanup_done_): Remove.
5697 (Plugin_manager::add_input_file): Edit error message.
5698 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5699 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5701 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5703 * fileread.cc: (File_read::View::~View): Use the new
5704 data_ownership_ filed.
5705 (File_read::~File_read): Dispose the new whole_file_view_.
5706 (File_read::open): Mmap the whole file if needed.
5707 (File_read::open): Use whole_file_view_ instead of contents_.
5708 (File_read::find_view): Use whole_file_view_ if applicable.
5709 (File_read::do_read): Use whole_file_view_ instead of contents_.
5710 (File_read::make_view): Use whole_file_view_ instead of contents_,
5711 update File_read::View::View call.
5712 (File_read::find_or_make_view): Update File_read::View::View
5714 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5716 (File_read::View::Data_ownership): New enum.
5717 (File_read::View::View): Replace bool mapped_ with Data_ownership
5719 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5720 (File_read::View::data_ownership_): New field.
5721 (File_read::contents_): Remove (replaced by whole_file_view_).
5722 (File_read::whole_file_view_): New field.
5723 * options.h (class General_options): Add --keep-files-mapped.
5725 2009-10-27 Cary Coutant <ccoutant@google.com>
5727 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5728 * testsuite/Makefile.am (plugin_test_5): New test case.
5729 * testsuite/Makefile.in: Regenerate.
5731 2009-10-25 Doug Kwan <dougkwan@google.com>
5733 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5734 from private to protected to allow access by child class.
5735 (Sized_relobj::do_relocate_sections): New method declaration.
5736 (Sized_relobj::relocate_sections): Virtualize.
5737 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5738 Sized_relobj::relocate_sections. Instantiate template explicitly
5739 for different target sizes and endianity.
5741 2009-10-24 Doug Kwan <dougkwan@google.com>
5743 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5744 (Arm_input_section::as_arm_input_section): New method.
5745 (Arm_output_section): New class definition.
5746 (Arm_output_section::create_stub_group,
5747 Arm_output_section::group_sections): New method definitions.
5749 2009-10-22 Doug Kwan <dougkwan@google.com>
5751 * arm.cc (Arm_input_section): New class definition.
5752 (Arm_input_section::init, Arm_input_section:do_write,
5753 Arm_input_section::set_final_data_size,
5754 Arm_input_section::do_reset_address_and_file_offset): New method
5757 2009-10-21 Doug Kwan <dougkwan@google.com>
5759 * arm.cc (Stub_table, Arm_input_section): New forward class
5761 (Stub_table): New class defintion.
5762 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5763 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5764 New method definition.
5766 2009-10-21 Doug Kwan <dougkwan@google.com>
5768 * arm.cc: Update copyright comments.
5769 (Target_arm): New forward class template declaration.
5770 (Arm_address): New type.
5771 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5772 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5773 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5775 (Insn_template): Same.
5776 (DEF_STUBS): New macro.
5777 (Stub_type): New enum type.
5778 (Stub_template): New class definition.
5781 (Stub_factory): Same.
5782 (Target_arm::Target_arm): Initialize may_use_blx_ and
5783 should_force_pic_veneer_.
5784 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5785 Target_arm::should_force_pic_veneer,
5786 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5787 Target_arm::using_thumb_only, Target_arm:;default_target): New
5789 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5790 New data member declarations.
5791 (Insn_template::size, Insn_template::alignment): New method defintions.
5792 (Stub_template::Stub_template): New method definition.
5793 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5794 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5795 (Stub_factory::Stub_factory): New method definition.
5796 * gold.h (string_hash): New template.
5797 * output.h (Input_section_specifier::hash_value): Use
5799 (Input_section_specifier::string_hash): Remove.
5800 * stringpool.cc (Stringpool_template::string_hash): Use
5803 2009-10-20 Doug Kwan <dougkwan@google.com>
5805 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5806 symbols of relaxed input sections.
5807 * output.h (Output_section::find_relaxed_input_section): Make
5810 2009-10-16 Doug Kwan <dougkwan@google.com>
5812 * dynobj.cc (Versions::Versions): Initialize version_script_.
5813 Only insert base version symbol definition for a shared object
5814 if version script defines any version versions.
5815 (Versions::define_base_version): New method definition.
5816 (Versions::add_def): Check that base version is not needed.
5817 (Versions::add_need): Define base version lazily.
5818 * dynobj.h (Versions::define_base_version): New method declaration.
5819 (Versions::needs_base_version_): New data member declaration.
5820 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5821 (check_DATA): Add no_version_test.stdout.
5822 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5824 * testsuite/Makefile.in: Regenerate.
5825 * testsuite/no_version_test.c: New file.
5826 * testsuite/no_version_test.sh: Ditto.
5828 2009-10-16 Doug Kwan <dougkwan@google.com>
5830 * expression.cc (class Segment_start_expression): New class definition.
5831 (Segment_start_expression::value): New method definition.
5832 (script_exp_function_segment_start): Return a new
5833 Segment_start_expression.
5834 * gold/script-c.h (script_saw_segment_start_expression): New function
5836 * script-sections.cc (Script_sections::Script_sections): Initialize
5837 SAW_SEGMENT_START_EXPRESSION_ to false.
5838 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5839 and -Tbbs options to specify section addresses if given in
5840 command line and no SEGMENT_START expression is seen in a script.
5841 * script-sections.h (Script_sections::saw_segment_start_expression,
5842 Script_sections::set_saw_segment_start_expression): New method
5844 (Script_sections::saw_segment_start_expression_): New data member
5846 * script.cc (script_saw_segment_start_expression): New function.
5847 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5848 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5849 script_test_7.sh and script_test_8.sh.
5850 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5851 script_test_8.stdout.
5852 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5853 (script_test_6, script_test_6.stdout, script_test_7,
5854 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5855 * Makefile.in: Regenerate.
5856 * testsuite/script_test_6.sh: New file.
5857 * testsuite/script_test_6.t: Same.
5858 * testsuite/script_test_7.sh: Same.
5859 * testsuite/script_test_7.t: Same.
5860 * testsuite/script_test_8.sh: Same.
5862 2009-10-16 Doug Kwan <dougkwan@google.com>
5864 * output.cc (Output_segment::set_section_list_address): Cast
5865 expressions to unsigned long long type to avoid format warnings.
5867 2009-10-15 Ian Lance Taylor <iant@google.com>
5869 * script.cc (Script_options::add_symbol_assignment): Always add a
5870 dot assignment to script_sections_.
5871 * script-sections.cc (Script_sections::add_dot_assignment):
5872 Initialize if necessary.
5874 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5875 program headers with no load segment if there is a linker script.
5877 * layout.cc (Layout::set_segment_offsets): Align the file offset
5878 to the segment aligment for -N or -n with no load segment.
5879 * output.cc (Output_segment::add_output_section): Don't crash if
5880 the first section is a TLS section.
5881 (Output_segment::set_section_list_addresses): Print an error
5882 message if the address moves backward in a linker script.
5883 * script-sections.cc
5884 (Output_section_element_input::set_section_addresses): Don't
5885 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5886 (Orphan_output_section::set_section_addresses): Likewise.
5888 2009-10-15 Doug Kwan <dougkwan@google.com>
5890 * layout.cc (Layout::finish_dynamic_section): Generate tags
5891 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5892 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5893 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5895 2009-10-14 Ian Lance Taylor <iant@google.com>
5897 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5899 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5900 data_shdr fields of relinfo.
5901 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5902 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5903 R_386_TLS_LDO_32, adjust based on section flags.
5904 (Target_i386::Relocate::fix_up_ldo): Remove.
5906 2009-10-13 Ian Lance Taylor <iant@google.com>
5908 Add support for -pie.
5909 * options.h (class General_options): Add -pie and
5911 (General_options::output_is_position_independent): Test -pie.
5912 (General_options::output_is_executable): Return true if not shared
5913 and not relocatable.
5914 (General_options::output_is_pie): Remove.
5915 * options.cc (General_options::finalize): Reject incompatible uses
5917 * gold.cc (queue_middle_tasks): A -pie link is not static.
5918 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5919 * symtab.cc (Symbol::final_value_is_known): Return false if
5920 output_is_position_independent.
5921 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5922 output_is_position_independent.
5923 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5924 output_is_position_independent.
5925 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5926 output_is_position_independent.
5927 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5929 (basic_pie_test.o, basic_pie_test): New targets.
5930 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5931 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5932 (two_file_pie_test): New target.
5933 * testsuite/Makefile.in: Rebuild.
5934 * README: Remove note saying that -pie is not supported.
5936 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5938 * options.h (class General_options): Add -init and -fini.
5939 * layout.cc (Layout::finish_dynamic_section): Emit
5940 given init and fini functions.
5942 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5944 * gc.h (gc_process_relocs): Check if icf is enabled using new
5946 * gold.cc (queue_initial_tasks): Likewise.
5947 (queue_middle_tasks): Likewise.
5948 * object.cc (do_layout): Likewise.
5949 * symtab.cc (is_section_folded): Likewise.
5950 * main.cc (main): Likewise.
5951 * reloc.cc (Read_relocs::run): Likewise.
5952 (Sized_relobj::do_scan_relocs): Likewise.
5953 * icf.cc (is_function_ctor_or_dtor): New function.
5954 (Icf::find_identical_sections): Check if function is ctor or dtor when
5956 * options.h (General_options::icf): Change option to be an enum.
5957 (Icf_status): New enum.
5958 (icf_enabled): New method.
5959 (icf_safe_folding): New method.
5960 (set_icf_status): New method.
5961 (icf_status_): New variable.
5962 * (options.cc) (General_options::finalize): Set icf_status_.
5963 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5964 icf_test and icf_keep_unique_test to use the --icf enum flag.
5965 * testsuite/icf_safe_test.sh: New file.
5966 * testsuite/icf_safe_test.cc: New file.
5968 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5970 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5971 includes to gc.h and icf.h.
5972 * arm.cc: Include gc.h.
5973 * gold.cc: Likewise.
5974 * i386.cc: Likewise.
5975 * powerpc.cc: Likewise.
5976 * sparc.cc: Likewise.
5977 * x86_64.cc: Likewise.
5978 * gc.h: Include icf.h.
5980 2009-10-11 Ian Lance Taylor <iant@google.com>
5982 * plugin.cc: Include "gold.h" before other header files.
5984 2009-10-10 Chris Demetriou <cgd@google.com>
5986 * options.h (Input_file_argument::Input_file_type): New enum.
5987 (Input_file_argument::is_lib_): Replace with...
5988 (Input_file_argument::type_): New member.
5989 (Input_file_argument::Input_file_argument): Take Input_file_type
5990 'type' rather than boolean 'is_lib' as second argument.
5991 (Input_file_argument::is_lib): Use type_.
5992 (Input_file_argument::is_searched_file): New function.
5993 (Input_file_argument::may_need_search): Handle is_searched_file.
5994 * options.cc (General_options::parse_library): Support -l:filename.
5995 (General_options::parse_just_symbols): Update for Input_file_argument
5997 (Command_line::process): Likewise.
5998 * archive.cc (Archive::get_file_and_offset): Likewise.
5999 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6000 * script.cc (read_script_file, script_add_file): Likewise.
6001 * fileread.cc (Input_file::Input_file): Likewise.
6002 (Input_file::will_search_for): Handle is_searched_file.
6003 (Input_file::open): Likewise.
6004 * readsyms.cc (Read_symbols::get_name): Likewise.
6005 * testsuite/Makefile.am (searched_file_test): New test.
6006 * testsuite/Makefile.in: Regenerate.
6007 * testsuite/searched_file_test.cc: New file.
6008 * testsuite/searched_file_test_lib.cc: New file.
6010 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6011 Ian Lance Taylor <iant@google.com>
6013 * descriptor.cc: Include <cstdio> and "binary-io.h".
6014 (Descriptors::open): Open the files in binary mode always.
6015 * script.cc (Lex::get_token): Treat \r as whitespace.
6017 2009-10-09 Ian Lance Taylor <iant@google.com>
6019 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6021 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6022 Ian Lance Taylor <iant@google.com>
6024 * configure.ac: Check for readv function also.
6025 * fileread.cc (readv): Define if not HAVE_READV.
6026 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6028 * config.in: Regenerate.
6029 * configure: Regenerate.
6031 2009-10-09 Doug Kwan <dougkwan@google.com>
6033 * layout.cc (Layout::make_output_section): Call target hook to make
6034 ordinary output section.
6035 (Layout::finalize): Adjust parameter list of call the
6036 Target::may_relax().
6037 * layout.h (class Layout::section_list): New method.
6038 * merge.h (Output_merge_base::entsize): Change visibility to public.
6039 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6041 (Output_merge_string::do_is_string): New method.
6042 * object.cc (Sized_relobj::do_setup): renamed from
6043 Sized_relobj::set_up.
6044 * object.h (Sized_relobj::adjust_shndx,
6045 Sized_relobj::initializ_input_to_output_maps,
6046 Sized_relobj::free_input_to_output_maps): Change visibilities to
6048 (Sized_relobj::setup): Virtualize.
6049 (Sized_relobj::do_setup): New method declaration.
6050 (Sized_relobj::invalidate_section_offset,
6051 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6052 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6053 * options.cc (parse_int): New function.
6054 * options.h (parse_int): New declaration.
6055 (DEFINE_int): New macro.
6056 (stub_group_size): New option.
6057 * output.cc (Output_section::Output_section): Initialize memebers
6058 merge_section_map_, merge_section_by_properties_map_,
6059 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6060 (Output_section::add_input_section): Handled deferred code-fill
6061 generation and remove an old comment.
6062 (Output_section::add_relaxed_input_section): New method definition.
6063 (Output_section::add_merge_input_section): Use merge section by
6064 properties map to speed to search. Update merge section maps
6066 (Output_section::build_relaxation_map): New method definition.
6067 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6069 (Output_section::relax_input_section): Renamed to
6070 Output_section::convert_input_sections_to_relaxed_sections and change
6071 interface to take a vector of pointers to relaxed sections.
6072 (Output_section::find_merge_section,
6073 Output_section::find_relaxed_input_section): New method definitions.
6074 (Output_section::is_input_address_mapped,
6075 Output_section::output_offset, Output_section::output_address):
6076 Use output section data maps to speed up searching.
6077 (Output_section::find_starting_output_address): Add comments.
6078 (Output_section::do_write,
6079 Output_section::write_to_postprocessing_buffer): Do code-fill
6080 generation as appropriate.
6081 (Output_section::get_input_sections): Invalidate relaxed input section
6083 (Output_section::restore_states): Adjust type of checkpoint .
6084 Invalidate relaxed input section map.
6085 * output.h (Output_merge_base): New class declaration.
6086 (Input_section_specifier): New class defintion.
6087 (class Output_relaxed_input_section) Change base class to
6088 Output_section_data_build.
6089 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6090 base class initializer.
6091 (Output_section::add_relaxed_input_section): New method declaration.
6092 (Output_section::Input_section): Change visibility to protected.
6093 (Output_section::Input_section::relobj,
6094 Output_section::Input_section::shndx): Handle relaxed input sections.
6095 Output_section::input_sections) Change visibility to protected. Also
6096 define overload to return a non-const pointer.
6097 (Output_section::Merge_section_properties): New class defintion.
6098 (Output_section::Merge_section_by_properties_map,
6099 Output_section::Output_section_data_by_input_section_map,
6100 Output_section::Relaxation_map): New types.
6101 (Output_section::relax_input_section): Rename method to
6102 Output_section::convert_input_sections_to_relaxed_sections and change
6103 interface to take a vector of relaxed section pointers.
6104 (Output_section::find_merge_section,
6105 Output_section::find_relaxed_input_section,
6106 Output_section::build_relaxation_map,
6107 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6108 New method declarations.
6109 (Output_section::merge_section_map_
6110 Output_section::merge_section_by_properties_map_,
6111 Output_section::relaxed_input_section_map_,
6112 Output_section::is_relaxed_input_section_map_valid_,
6113 Output_section::generate_code_fills_at_write_): New data members.
6114 * script-sections.cc
6115 (Output_section_element_input::set_section_addresses): Call
6116 current_data_size and addralign methods of relaxed input sections.
6117 (Orphan_output_section::set_section_addresses): Call current_data_size
6118 and addralign methods of relaxed input sections.
6119 * symtab.cc (Symbol_table::compute_final_value): Extract template
6120 from the body of Symbol_table::sized_finalize_symbol.
6121 (Symbol_table::sized_finalized_symbol): Call
6122 Symbol_table::compute_final_value.
6123 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6124 (Symbol_table::compute_final_value): New templated method declaration.
6125 * target.cc (Target::do_make_output_section): New method defintion.
6126 * target.h (Target::make_output_section): New method declaration.
6127 (Target::relax): Add more parameters for input objects, symbol table
6128 and layout. Adjust call to do_relax.
6129 (Target::do_make_output_section): New method declaration.
6130 (Target::do_relax): Add parameters for input objects, symbol table
6133 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6135 * pread.c: Include stdio.h.
6137 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6139 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6142 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6144 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6145 Change read_shndx type to unsigned int.
6146 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6148 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6149 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6150 Change read_shndx type to unsigned int.
6151 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6153 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6154 * layout.cc (Layout::create_symtab_sections): Cast the result of
6155 local_symcount * symsize to off_t in the gold_assert.
6157 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6159 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6160 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6162 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6163 (Arm_relocate_functions::thm_abs5): New function.
6164 (Arm_relocate_functions::abs12): New function.
6165 (Arm_relocate_functions::abs16): New function.
6166 (Arm_relocate_functions::base_abs): New function.
6167 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6168 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6169 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6171 (Scan::global): Likewise.
6172 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6173 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6174 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6175 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6178 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6180 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6181 (Arm_relocate_functions::movt_prel): New function.
6182 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6183 (Arm_relocate_functions::thm_movt_prel): New function.
6184 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6185 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6186 (Scan::global, Relocate::relocate): Likewise.
6187 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6189 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6191 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6192 Incremental_checker.
6193 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6195 (class Incremental_inputs_header): New class.
6196 (Incremental_inputs_header_writer): Edit comment.
6197 (Incremental_inputs_entry): New class.
6198 (Incremental_inputs_entry_writer): Edit comment.
6199 (Sized_incremental_binary::do_find_incremental_inputs_section):
6200 Add *strtab_shndx parameter, fill it.
6201 (Sized_incremental_binary::do_check_inputs): New method.
6202 (Incremental_checker::can_incrementally_link_output_file): Use
6203 Sized_incremental_binary::check_inputs.
6204 (Incremental_inputs::report_command_line): Save command line in
6207 (Incremental_binary::find_incremental_inputs_section): New
6209 (Incremental_binary::do_find_incremental_inputs_section): Add
6210 strtab_shndx parameter.
6211 (Incremental_binary::do_check_inputs): New pure virtual method.
6212 (Sized_incremental_binary::do_check_inputs): Declare.
6213 (Incremental_checker::Incremental_checker): Add incremental_inputs
6214 parameter, use it to initialize incremental_inputs_.
6215 (Incremental_checker::incremental_inputs_): New field.
6216 (Incremental_checker::command_line): New method.
6217 (Incremental_checker::inputs): New method.
6218 (Incremental_checker::command_line_): New field.
6220 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6222 * incremental.cc: Include <cstdarg> and "target-select.h".
6223 (vexplain_no_incremental): New function.
6224 (explain_no_incremental): New function.
6225 (Incremental_binary::error): New method.
6226 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6228 (make_sized_incremental_binary): New function.
6229 (open_incremental_binary): New function.
6230 (can_incrementally_link_file): Add checks if output is ELF and has
6232 * incremental.h: Include "elfcpp_file.h" and "output.h".
6233 (Incremental_binary): New class.
6234 (Sized_incremental_binary): New class.
6235 (open_incremental_binary): Declare.
6236 * object.cc (is_elf_object): Use
6237 elfcpp::Elf_recognizer::is_elf_file.
6238 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6239 * output.h (Output_file::filesize): New method.
6241 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6243 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6245 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6246 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6248 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6250 (Arm_relocate_functions::movw_abs_nc): New function.
6251 (Arm_relocate_functions::movt_abs): New function.
6252 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6253 (Arm_relocate_functions::thm_movt_abs): New function.
6254 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6255 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6256 (Scan::global): Likewise.
6257 (Relocate::relocate): Likewise.
6258 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6260 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6262 * arm.cc (Arm_relocate_functions::got_prel) New function.
6263 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6264 (Relocate::relocate): Likewise.
6265 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6267 2009-10-06 Ian Lance Taylor <iant@google.com>
6269 * options.h (class General_options): Define
6270 split_stack_adjust_size parameter.
6271 * object.h (class Object): Add uses_split_stack_ and
6272 has_no_split_stack_ fields. Add uses_split_stack and
6273 has_no_split_stack accessor functions. Declare
6274 handle_split_stack_section.
6275 (class Reloc_symbol_changes): Define.
6276 (class Sized_relobj): Define Function_offsets. Declare
6277 split_stack_adjust, split_stack_adjust_reltype, and
6279 * object.cc (Object::handle_split_stack_section): New function.
6280 (Sized_relobj::do_layout): Call handle_split_stack_section.
6281 * dynobj.cc (Sized_dynobj::do_layout): Call
6282 handle_split_stack_section.
6283 * reloc.cc (Sized_relobj::relocate_sections): Call
6284 split_stack_adjust for executable sections in split_stack
6285 objects. Pass reloc_map to relocate_section.
6286 (Sized_relobj::split_stack_adjust): New function.
6287 (Sized_relobj::split_stack_adjust_reltype): New function.
6288 (Sized_relobj::find_functions): New function.
6289 * target-reloc.h: Include "object.h".
6290 (relocate_section): Add reloc_symbol_changes parameter. Change
6292 * target.h (class Target): Add calls_non_split method. Declare
6293 do_calls_non_split virtual method. Declare match_view and
6295 * target.cc: Include "elfcpp.h".
6296 (Target::do_calls_non_split): New function.
6297 (Target::match_view): New function.
6298 (Target::set_view_to_nop): New function.
6299 * gold.cc (queue_middle_tasks): Give an error if mixing
6300 split-stack and non-split-stack objects with -r.
6301 * i386.cc (Target_i386::relocate_section): Add
6302 reloc_symbol_changes parameter.
6303 (Target_i386::do_calls_non_split): New function.
6304 * x86_64.cc (Target_x86_64::relocate_section): Add
6305 reloc_symbol_changes parameter.
6306 (Target_x86_64::do_calls_non_split): New function.
6307 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6309 * powerpc.cc (Target_powerpc::relocate_section): Add
6310 reloc_symbol_changes parameter.
6311 * sparc.cc (Target_sparc::relocate_section): Add
6312 reloc_symbol_changes parameter.
6313 * configure.ac: Call AM_CONDITIONAL for the default target.
6314 * configure: Rebuild.
6315 * testsuite/Makefile.am (TEST_AS): New variable.
6316 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6317 (check_DATA): Add split_i386 and split_x86_64 files.
6318 (SPLIT_DEFSYMS): Define.
6319 (split_i386_[1234n].o): New targets.
6320 (split_i386_[124]): New targets.
6321 (split_i386_[1234r].stdout): New targets.
6322 (split_x86_64_[1234n].o): New targets.
6323 (split_x86_64_[124]): New targets.
6324 (split_x86_64_[1234r].stdout): New targets.
6325 (MOSTLYCLEANFILES): Add new executables.
6326 * testsuite/split_i386.sh: New file.
6327 * testsuite/split_x86_64.sh: New file.
6328 * testsuite/split_i386_1.s: New file.
6329 * testsuite/split_i386_2.s: New file.
6330 * testsuite/split_i386_3.s: New file.
6331 * testsuite/split_i386_4.s: New file.
6332 * testsuite/split_i386_n.s: New file.
6333 * testsuite/split_x86_64_1.s: New file.
6334 * testsuite/split_x86_64_2.s: New file.
6335 * testsuite/split_x86_64_3.s: New file.
6336 * testsuite/split_x86_64_4.s: New file.
6337 * testsuite/split_x86_64_n.s: New file.
6338 * testsuite/testfile.cc (Target_test): Update relocation_section
6340 * testsuite/Makefile.in: Rebuild.
6342 2009-10-06 Ian Lance Taylor <iant@google.com>
6344 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6345 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6346 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6347 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6348 the address on ldo_addrs_.
6349 (Target_i386::Relocate::fix_up_ldo): New function.
6351 2009-10-06 Rafael Espindola <espindola@google.com>
6353 * plugin.cc (add_input_library): New.
6354 (Plugin::load): Add add_input_library to tv.
6355 (Plugin_manager::add_input_file): Add the is_lib argument.
6356 (add_input_file): Update call to Plugin_manager::add_input_file.
6357 (add_input_library): New.
6358 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6360 2009-09-30 Doug Kwan <dougkwan@google.com>
6362 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6363 symbol and call Symbol::may_need_copy_reloc to determine if
6364 a copy reloc is needed.
6365 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6366 nocopyreloc is given in command line.
6367 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6368 given in command line.
6369 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6370 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6371 of the removed Target_i386::may_need_copy_reloc.
6372 * options.h (copyreloc): New option with default value false.
6373 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6374 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6375 instead of the removed Target_powerpc::may_need_copy_reloc.
6376 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6377 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6378 instead of the removed Target_sparc::may_need_copy_reloc.
6379 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6380 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6381 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6382 instead of the removed Target_x86_64::may_need_copy_reloc.
6384 2009-09-30 Ian Lance Taylor <iant@google.com>
6386 * object.h (class Object): Remove target_ field, and target,
6387 sized_target, and set_target methods.
6388 (Object::sized_target): Remove.
6389 (class Sized_relobj): Update declarations. Remove sized_target.
6390 * object.cc (Sized_relobj::setup): Remove target parameter.
6392 (Input_objects::add_object): Don't do anything with the target.
6393 (make_elf_sized_object): Add punconfigured parameter. Change all
6394 callers. Set or test parameter target.
6395 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6397 * parameters.cc (Parameters::set_target): Change parameter type to
6399 (Parameters::default_target): Remove.
6400 (set_parameters_target): Change parameter type to be non-const.
6401 (parameters_force_valid_target): New function.
6402 (parameters_clear_target): New function.
6403 * parameters.h (class Parameters): Update declarations. Remove
6404 default_target method. Add sized_target and clear_target
6405 methods. Change target_ to be non-const.
6406 (set_parameters_target): Update declaration.
6407 (parameters_force_valid_target): Declare.
6408 (parameters_clear_target): Declare.
6409 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6410 as NULL if we aren't searching.
6411 (Add_symbols::run): Don't check for compatible target.
6412 * fileread.cc (Input_file::open_binary): Call
6413 parameters_force_valid_target.
6414 * gold.cc (queue_middle_tasks): Likewise.
6415 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6416 set_target on object.
6417 * dynobj.h (class Sized_dynobj): Update declarations.
6418 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6419 make_elf_object returns NULL.
6420 (Archive::include_member): Don't check whether object target is
6422 * output.cc (Output_section::add_input_section): Get target from
6424 (Output_section::relax_input_section): Likewise.
6425 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6427 (Sized_relobj::do_scan_relocs): Likewise.
6428 (Sized_relobj::relocate_sections): Likewise.
6429 * resolve.cc (Symbol_table::resolve): Likewise.
6430 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6431 parameter. Change all callers.
6432 (Symbol_table::add_from_object): Get target from parameters.
6433 (Symbol_table::add_from_relobj): Don't check object target.
6434 (Symbol_table::add_from_dynobj): Likewise.
6435 (Symbol_table::define_special_symbol): Get target from
6437 * symtab.h (class Symbol_table): Update declaration.
6438 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6439 parameter. Change all callers. Clear parameter target.
6440 (Binary_test): Test target here.
6441 * testsuite/object_unittest.cc (gold_testsuite): Remove
6442 target_test_pointer parameter. Change all callers.
6443 (Object_test): Test target here.
6445 2009-09-26 Ian Lance Taylor <iant@google.com>
6447 * testsuite/initpri1.c: Don't try to use constructor priorities if
6448 compiling with gcc before 4.3.
6450 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6452 * testsuite/retain_symbols_file_test.sh (check_present): Change
6453 output file name to retain_symbols_file_test.stdout.
6454 (check_absent): Likewise.
6456 2009-09-18 Craig Silverstein <csilvers@google.com>
6458 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6459 * options.cc: Include <cerrno> and <fstream>.
6460 (General_options::finalize): Parse -retain-symbols-file tag.
6461 * options.h: New flag.
6462 (General_options): New method should_retain_symbol, new
6463 variable symbols_to_retain.
6464 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6465 should_retain_symbol map.
6466 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6467 * testsuite/Makefile.in: Regenerate.
6468 * testsuite/retain_symbols_file_test.sh: New file.
6470 2009-09-18 Nick Clifton <nickc@redhat.com>
6472 * po/es.po: Updated Spanish translation.
6474 2009-09-17 Doug Kwan <dougkwan@google.com>
6476 * debug.h (DEBUG_RELAXATION): New constant.
6477 (DEBUG_ALL): Add DEBUG_RELAXATION.
6478 (debug_string_to_enum): Add relaxation debug option.
6480 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6481 Layout::Relaxation_debug_check::read_sections,
6482 Layout::Relaxation_debug_check::read_sections): New method definitions.
6483 (Layout::Layout): Initialize data members
6484 record_output_section_data_from_scrips_,
6485 script_output_section_data_list_ and relaxation_debug_check_.
6486 (Layout::save_segments, Layout::restore_segments,
6487 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6488 Layout::relaxation_loop_body): New method definitions.
6489 (Layout::finalize): Support relaxation. Move section layout code to
6490 Layout::relaxation_loop_body.
6491 (Layout::set_asection_address_from_script): Move code for orphan
6492 section placement out.
6493 (Layout::place_orphan_sections_in_script): New method definition.
6494 * layout.h (Output_segment_headers, Output_file_header):
6495 New forward class declarations.
6496 (Layout::~Layout): Define.
6497 (Layout::new_output_section_data_from_script): New method definition.
6498 (Layout::place_orphan_sections_in_script): New method declaration.
6499 (Layout::Segment_states): New type declaration.
6500 (Layout::save_segments, Layout::restore_segments,
6501 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6502 Layout::relaxation_loop_body): New method declarations.
6503 (Layout::Output_section_data_list): New type declaration.
6504 (Layout::Relaxation_debug_check): New class definition.
6505 (Layout::record_output_section_data_from_script_,
6506 Layout::script_output_section_data_list_, Layout::segment_states_,
6507 Layout::relaxation_debug_check_): New data members.
6508 * output.cc: (Output_section_headers::do_size): New method definition.
6509 (Output_section_headers::Output_section_headers): Move size
6510 computation to Output_section_headers::do_size.
6511 (Output_segment_headers::do_size): New method definition.
6512 (Output_file_header::Output_file_header): Move size computation to
6513 Output_file_header::do_size and call it.
6514 (Output_file_header::do_size): New method definition.
6515 (Output_data_group::Output_data_group): Adjust call to
6516 Output_section_data.
6517 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6518 (Output_symtab_xindex::do_write): Add array bound check.
6519 (Output_section::Input_section::print_to_mapfile): Handle
6520 RELAXED_INPUT_SECTION_CODE.
6521 (Output_section::Output_section): Initialize data member checkpoint_.
6522 (Output_section::~Output_section): Delete checkpoint object pointed
6524 (Output_section::add_input_section): Always add an Input_section if
6526 (Output_section::add_merge_input_section): Add assert.
6527 (Output_section::relax_input_section): New method definition.
6528 (Output_section::set_final_data_size): Set load address to zero for
6529 an unallocated section.
6530 (Output_section::do_address_and_file_offset_have_reset_values):
6531 New method definition.
6532 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6533 Handle relaxed input section.
6534 (Output_section::sort_attached_input_sections): Checkpoint input
6535 section list lazily.
6536 (Output_section::get_input_sections): Change type of input_sections to
6537 list of Simple_input_section pointers. Checkpoint input section list
6538 lazily. Also handle relaxed input sections.
6539 (Output_section::add_input_section_for_script): Take a reference to
6540 a Simple_input_section object instead of Relobj pointer and section
6541 index as parameter. Handle relaxed input sections.
6542 (Output_section::save_states, Output_section::restore_states): New
6544 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6545 (Output_data::is_data_size_fixed): New method definition.
6546 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6548 (Output_data::address_and_file_offset_have_reset_values): New method
6550 (Output_data::do_address_and_file_offset_have_reset_values): New method
6552 (Output_data::set_data_size): Check that data size is not fixed.
6553 (Output_data::fix_data_size): New method definition.
6554 (Output_data::is_data_size_fixed_): New data member.
6555 (Output_section_headers::set_final_data_size): New method definition.
6556 (Output_section_headers::do_size): New method declaration.
6557 (Output_segment_headers::set_final_data_size): New method definition.
6558 (Output_segment_headers::do_size): New method declaration.
6559 (Output_file_header::set_final_data_size)::New method definition.
6560 (Output_file_header::do_size)::New method declaration.
6561 (Output_section_data::Output_section_data): Add new parameter
6562 is_data_size_fixed and use it to fix data size.
6563 (Output_data_const::Output_data_const): Adjust call to base class
6564 constructor and fix data size.
6565 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6566 base class constructor and fix data size.
6567 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6568 base class constructor and fix data size.
6569 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6570 class constructor and fix data size.
6571 (Output_data_group::set_final_data_size): New method definition.
6572 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6573 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6574 class constructor and fix data size.
6575 (Output_relaxed_input_section): New class definition.
6576 (Output_section::Simple_input_section): New class definition.
6577 (Output_section::get_input_sections): Adjust parameter list.
6578 (Output_section::add_input_section_for_script): Same.
6579 (Output_section::save_states, Output_section::restore_states,
6580 Output_section::do_address_and_file_offset_have_reset_values,
6581 (Output_section::Input_section::Input_section): Handle
6582 RELAXED_INPUT_SECTION_CODE. Add new overload for
6583 Output_relaxed_input_section.
6584 (Output_section::Input_section::is_input_section,
6585 Output_section::Input_section::set_output_section): Handle relaxed
6587 (Output_section::Input_section::is_relaxed_input_section,
6588 Output_section::Input_section::output_section_data,
6589 Output_section::Input_section::relaxed_input_section): New method
6591 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6593 (Output_section::Input_section::u1_): Update comments.
6594 (Output_section::Input_section::u2_): Add new union member poris.
6595 (Output_section::Checkpoint_output_section): New classs definition.
6596 (Output_section::relax_input_section): New method declaration.
6597 (Output_section::checkpoint_): New data member.
6598 (Output_segment): Update comments.
6599 (Output_segment::Output_segment): Un-privatize copy constructor.
6600 (Output_segment::operator=): Un-privatize.
6601 * script-sections.cc (Output_section_element::Input_section_list):
6602 Change element type to Output_section::Simple_input_section.
6603 (Output_section_element_dot_assignment::set_section_addresses):
6604 Register output section data for relaxation clean up.
6605 (Output_data_exression::Output_data_expression): Adjust call to base
6606 constructor to fix data size.
6607 (Output_section_element_data::set_section_addresses): Register
6608 Output_data_expression object for relaxation clean up.
6609 (struct Input_section_info): Replace Relobj pointer and section index
6610 pair with Output_section::Simple_input_section and Convert struct to a
6612 (Input_section_sorter::operator()): Adjust access to
6613 Input_section_info data member to use accessors.
6614 (Output_section_element_input::set_section_addresses): Use layout
6615 parameter. Adjust code to use Output_section::Simple_input_section
6616 and Input_secction_info classes. Register filler for relaxation
6618 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6619 and section index pair with Output_section::Simple_input_section
6620 class. Adjust code accordingly.
6621 (Phdrs_element::release_segment): New method definition.
6622 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6624 (Script_sections::release_segments): New method definition.
6625 * gold/script-sections.h (Script_sections::release_segments): New
6627 * gold/target.h (Target::may_relax, Target::relax,
6628 Target::do_may_relax, Target::do_relax): New method definitions.
6630 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6632 * arm.cc (has_signed_unsigned_overflow): New function.
6633 (Arm_relocate_functions::abs8): New function.
6634 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6635 (Target_arm::Scan::global): Likewise.
6636 (Target_arm::relocate::relocate): Likewise.
6637 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6640 2009-09-16 Cary Coutant <ccoutant@google.com>
6642 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6643 * testsuite/Makefile.in: Regenerate.
6645 2009-09-11 Nick Clifton <nickc@redhat.com>
6647 * po/gold.pot: Updated by the Translation project.
6649 2009-09-08 Cary Coutant <ccoutant@google.com>
6651 * output.cc (Output_file::open): Add execute permission to empty file.
6652 * testsuite/Makefile.am (permission_test): New test.
6653 * testsuite/Makefile.in: Regenerate.
6655 2009-09-02 Ian Lance Taylor <iant@google.com>
6657 * output.cc (Output_file::resize): Call map_no_anonymous rather
6660 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6662 * gold.cc: Include "incremental.h".
6663 (queue_initial_tasks): Call Incremental_checker methods.
6664 * incremental.cc: Include "output.h".
6665 (Incremental_checker::can_incrementally_link_output_file): New
6667 * incremental.h (Incremental_checker): New class.
6669 * output.cc (Output_file::open_for_modification): New method.
6670 (Output_file::map_anonymous): Changed return type to bool. Record
6672 (Output_file::map_no_anonymous): New method, broken out of map.
6673 (Output_file::map): Use map_no_anonymous and map_anonymous.
6674 * output.h (class Output_file): Update declarations.
6676 2009-08-24 Cary Coutant <ccoutant@google.com>
6678 * options.h (Command_line::Pre_options): New class.
6679 (Command_line::pre_options): New member.
6680 * options.cc (gold::options::ready_to_register): New variable.
6681 (One_option::register_option): Do nothing if not registering options.
6682 Assert if same short option registered twice.
6683 (General_options::General_options): Turn off option registration when
6685 (Command_line::Pre_options::Pre_options): New constructor.
6687 2009-08-24 Cary Coutant <ccoutant@google.com>
6689 * options.h (General_options::no_keep_memory): Remove incorrect
6692 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6694 * Makefile.am (am__skiplex, am__skipyacc): New.
6695 * Makefile.in: Regenerate.
6697 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6699 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6700 (INCLUDES): ... this.
6701 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6702 (AM_CPPFLAGS): Renamed from ...
6703 (INCLUDE): ... this.
6704 * Makefile.in, testsuite/Makefile.in: Regenerate.
6706 * Makefile.in: Regenerate.
6707 * aclocal.m4: Likewise.
6708 * config.in: Likewise.
6709 * configure: Likewise.
6710 * testsuite/Makefile.in: Likewise.
6712 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6713 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6714 * Makefile.in: Regenerate.
6715 * testsuite/Makefile.in: Regenerate.
6717 2009-08-19 Cary Coutant <ccoutant@google.com>
6719 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6720 symbols in shared libraries overridden by hidden or internal symbols
6721 in the main program.
6723 2009-08-19 Chris Demetriou <cgd@google.com>
6725 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6726 checking source file names in error messages.
6728 2009-08-18 Doug Kwan <dougkwan@google.com>
6730 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6731 an elcpp::Ehdr as parameter. Adjust call to set_target.
6732 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6733 an elfcpp::Ehdr as parameter.
6734 * object.cc (Object::set_target): Remove the version that looks up
6735 a target and sets it.
6736 (Sized_relobj::setup): Take a Target object instead of
6737 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6738 (make_elf_sized_object): Find target and ask target to
6740 * object.h: (Object::set_target): Remove the version that looks up
6741 a target and sets it.
6742 (Sized_relobj::setup): Take a Target object instead of
6743 an elfcpp:Ehdr as parameter.
6744 * target.cc: Include dynobj.h.
6745 (Target::do_make_elf_object_implementation): New.
6746 (Target::do_make_elf_object): New.
6747 * target.h (Target::make_elf_object): New template declaration.
6748 (Target::do_make_elf_object): New method declarations.
6749 (Target::do_make_elf_object_implementation): New template declaration.
6751 2009-08-14 Ian Lance Taylor <iant@google.com>
6753 * gold.h (FUNCTION_NAME): Define.
6754 (gold_unreachable): Use FUNCTION_NAME.
6756 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6758 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6759 symbol in the --keep-unique list is not found.
6761 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6763 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6764 been maked as --keep-unique.
6765 (Icf::unfold_section): New function.
6766 * icf.h (Icf::unfold_section): New function.
6767 * options.h (General_options::keep_unique): New option.
6768 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6769 * testsuite/Makefile.in: Regenerate.
6770 * testsuite/icf_keep_unique_test.sh: New file.
6771 * testsuite/icf_keep_unique_test.cc: New file.
6773 2009-08-12 Cary Coutant <ccoutant@google.com>
6776 * resolve.cc (Symbol_table::resolve): Check for references from
6777 dynamic objects to hidden and internal symbols.
6778 * testsuite/Makefile.am (hidden_test.sh): New test.
6779 * testsuite/Makefile.in: Regenerate.
6780 * testsuite/hidden_test.sh: New script.
6781 * testsuite/hidden_test_1.c: New test source.
6782 * testsuite/hidden_test_main.c: New test source.
6784 2009-08-11 Doug Kwan <dougkwan@google.com>
6786 * arm.cc: Update comments.
6787 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6788 segment to locate the .ARM.exidx section if present.
6790 2009-08-09 Doug Kwan <dougkwan@google.com>
6792 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6795 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6796 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6799 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6801 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6802 valid tls_segment only for non-debug-section relocations.
6803 * testsuite/Makefile.am: Add gc_tls_test.
6804 * testsuite/Makefile.in: Regenerate.
6805 * testsuite/gc_tls_test.cc: New file.
6806 * testsuite/gc_tls_test.sh: New file.
6808 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6812 * Makefile.am (CCFILES): Add icf.cc.
6814 * Makefile.in: Regenerate.
6815 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6816 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6817 section, symbol and addend information for the relocs.
6818 * gold.cc (queue_middle_tasks): Call identical code folding.
6819 * gold.h: Add defines for multimap.
6820 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6821 to the call of finalize_local_symbols.
6822 * main.cc (main): Create object of class Icf.
6823 * object.cc (Sized_relobj::do_layout): Allow this function to be
6824 called twice during icf.
6825 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6826 to sections marked as identical by icf.
6827 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6829 (Sized_relobj::do_section_entsize): New function.
6830 * object.h (Object::section_entsize): New function.
6831 (Object::do_section_entsize): New pure virtual function.
6832 (Relobj::finalize_local_symbols): Add new parameter.
6833 (Relobj::do_section_entsize): New function.
6834 * options.h (General_options::icf): New option.
6835 (General_options::icf_iterations): New option.
6836 (General_options::print_icf_sections): New option.
6837 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6838 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6839 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6841 * symtab.cc (Symbol_table::is_section_folded): New function.
6842 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6843 to sections marked as identical by icf.
6844 * symtab.h (Symbol_table::set_icf): New function.
6845 (Symbol_table::icf): New function.
6846 (Symbol_table::is_section_folded): New function.
6847 (Symbol_table::icf_): New data member.
6848 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6849 * testsuite/Makefile.am: Add commands to build icf_test.
6850 * testsuite/Makefile.in: Regenerate.
6851 * testsuite/icf_test.sh: New file.
6852 * testsuite/icf_test.cc: New file.
6854 2009-07-24 Chris Demetriou <cgd@google.com>
6856 * layout.cc (is_compressible_debug_section): Fix incorrect
6857 comment about compressed section names.
6859 2009-07-20 Ian Lance Taylor <ian@airs.com>
6862 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6864 2009-07-16 Ian Lance Taylor <iant@google.com>
6867 * layout.h: #include <map>.
6868 (class Kept_section): Change from struct to class. Add accessors
6869 and setters. Add section size to Comdat_group mapping. Change
6870 Comdat_group to std::map. Add is_comdat_ field. Add
6871 linkonce_size field in union.
6872 (class Layout): Update declaration of find_or_add_kept_section.
6873 Don't declare find_kept_object.
6874 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6875 parameter. Add object, shndx, is_comdat, and is_group_name
6876 parameters. Change all callers. Adjust for new Kept_section.
6877 (Layout::find_kept_object): Remove.
6878 * object.cc (Sized_relobj::include_section_group): Update use of
6879 Kept_section. Rename secnum to shndx. Only record
6880 Kept_comdat_section if sections are the same size.
6881 (Sized_relobj::include_linkonce_section): Update use of
6882 Kept_section. Only record Kept_comdat_section if sections are the
6883 same size. Set size of linkonce section.
6884 (Sized_relobj::map_to_kept_section): Update call to
6885 get_kept_comdat_section.
6886 * object.h (class Sized_relobj): Rename fields in
6887 Kept_comdat_section to drop trailing underscores; change object
6888 field to Relobj*. Change Kept_comdat_section_table to store
6889 struct rather than pointer.
6890 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6891 Add kept_object and kept_shndx parameters. Change all callers.
6892 (Sized_relobj::get_kept_comdat_section): Change return type to
6893 bool. Add kept_object and kept_shndx parameters. Change all
6895 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6896 Layout::find_or_add_kept_section.
6898 2009-07-09 Ian Lance Taylor <iant@google.com>
6900 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6901 Reserve space in the hash table.
6903 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6905 * fileread.cc (File_read::get_mtime): New method.
6906 * fileread.h (Timespec): New structure.
6907 (File_read::get_mtime): New method.
6908 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6909 Renamed from timestamp_nsec.
6910 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6912 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6914 (Incremental_inputs::report_archive): Save mtime; style fix.
6915 (Incremental_inputs::report_obejct): Save mtime; style fix.
6916 (Incremental_inputs::report_script): Save mtime; style fix.
6917 (Incremental_inputs::finalize_inputs): Style fix.
6918 (Incremental_inputs::finalize): Style fix.
6919 (Incremental_inputs::create_input_section_data): Store inputs
6921 * incremental.h (Incremental_inputs::report_script): Add mtime
6923 (Incremental_inputs::Input_info::Input_info): Intialize only one
6925 (Incremental_inputs::Input_info::archive): Move to nameless
6927 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6928 (Incremental_inputs::Input_info::script): Move to nameless union.
6929 (Incremental_inputs::mtime): New field.
6930 * script.cc (read_input_script): Pass file mtime to
6932 * script.h (Script_info::inputs): Style fix.
6934 2009-07-01 Ian Lance Taylor <ian@airs.com>
6936 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6939 2009-06-24 Ian Lance Taylor <iant@google.com>
6942 * layout.cc (Layout::choose_output_section): If we find an
6943 existing section, update the flags.
6944 (Layout::create_notes): New function, broken out of
6946 (Layout::finalize): Don't create note sections.
6947 (Layout::create_note): Don't crash if linker script discards
6949 (Layout::create_gold_note): Likewise.
6950 (Layout::create_build_id): Likewise. Don't set
6951 after_input_sections on the section.
6952 (Layout::create_executable_stack_info): Remove target parameter.
6954 * layout.h (class Layout): Declare create_notes. Update
6955 declaration of create_executable_stack_info.
6956 * gold.cc (queue_middle_tasks): Call create_notes.
6957 * output.cc (Output_section::update_flags_for_input_section): Move
6958 here from output.h. If SHF_ALLOC flag is newly set, mark address
6960 * output.h (Output_data::mark_address_invalid): New function.
6961 (class Output_section): Only declare, not define,
6962 update_flags_for_input_section. Remove set_flags.
6964 2009-06-24 Ian Lance Taylor <iant@google.com>
6966 * script-sections.cc (Output_section_definition::
6967 set_section_addresses): Rename shadowing local load_address to
6970 2009-06-24 Ian Lance Taylor <iant@google.com>
6973 * reloc.cc (relocate_sections): Skip empty relocation sections.
6975 2009-06-23 Ian Lance Taylor <iant@google.com>
6978 * layout.cc (Layout::create_note): Use choose_output_section
6979 rather than make_output_section.
6981 2009-06-23 Ian Lance Taylor <iant@google.com>
6984 * options.cc (General_options::parse_V): Set printed_version_.
6985 (General_options::General_options): Initialize printed_version_.
6986 * options.h (class General_options): Add printed_version_ field.
6987 * gold.cc (queue_initial_tasks): If there are no input files,
6988 don't give a fatal error if we printed the version information.
6989 (queue_middle_tasks): If using -r with a shared object, give a
6990 fatal error rather than an ordinary error.
6992 2009-06-23 Ian Lance Taylor <iant@google.com>
6995 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6996 (Layout::make_output_section): Set have_stabstr_section_ if we see
6997 a .stab*str section.
6998 (Layout::finalize): Call link_stabs_sections.
6999 (Layout::link_stabs_sections): New file.
7000 * layout.h (class Layout): Add have_stabstr_section_ field.
7001 Declare link_stabs_sections.
7003 2009-06-23 Doug Kwan <dougkwan@google.com>
7005 * Makefile.am (libgold_a_LIBADD): New.
7006 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7007 * Makefile.in: Regenerate.
7008 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7009 * configure: Regenerate.
7010 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7011 * fileread.cc: Include sys/state.h
7012 * gold.h: Declare memmem and strndup if found missing.
7013 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7015 2009-06-23 Ian Lance Taylor <iant@google.com>
7017 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7018 * configure: Rebuild.
7020 2009-06-23 Ian Lance Taylor <iant@google.com>
7023 * object.cc (Object::section_contents): Don't try to get a view if
7024 the section has length zero.
7025 (Object::handle_gnu_warning_section): If the section is empty, use
7026 the name of the section as the warning.
7028 2009-06-23 Ian Lance Taylor <iant@google.com>
7031 * stringpool.h (class Stringpool_template): Add optimize_ field.
7032 (Stringpool_template::set_optimize): New function.
7033 * stringpool.cc (Stringpool_template::Stringpool_template):
7034 Initialize optimize_ field.
7035 (Stringpool_template::set_string_offsets): Test local optimize
7036 fild rather than parameter.
7037 * layout.cc (Layout::Layout): Call set_optimize on the section
7040 2009-06-22 Ian Lance Taylor <iant@google.com>
7043 * yyscript.y: Parse TARGET.
7044 * script.cc (script_set_target): New function.
7045 * script-c.h (script_set_target): Declare.
7046 * options.cc (General_options::string_to_object_format): Rename
7047 from string_to_object_format in anonymous namespace. Change
7049 * options.h (class General_options): Declare
7050 string_to_object_format.
7052 2009-06-22 Ian Lance Taylor <iant@google.com>
7054 * script-sections.cc (Script_sections::create_segments): Don't put
7055 program headers in a PT_LOAD segment if -n or -N.
7057 2009-06-22 Ian Lance Taylor <iant@google.com>
7060 * options.h (class General_options): Add -z lazy and -z now. Sort
7061 -z options into alphabetical order.
7062 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7064 2009-06-21 Ian Lance Taylor <iant@google.com>
7066 * layout.cc (Layout::make_output_section): Call
7067 Target::new_output_section.
7068 (Layout::attach_allocated_section_to_segment): Put large section
7069 sections in a separate load segment with the large segment flag
7071 (Layout::segment_precedes): Sort large data segments after other
7073 (align_file_offset): New static function.
7074 (Layout::set_segment_offsets): Use align_file_offset.
7075 * output.h (class Output_section): Add is_small_section_ and
7076 is_large_section_ fields.
7077 (Output_section::is_small_section): New function.
7078 (Output_section::set_is_small_section): New function.
7079 (Output_section::is_large_section): New function.
7080 (Output_section::set_is_large_section): New function.
7081 (Output_section::is_large_data_section): New function.
7082 (class Output_segment): Add is_large_data_segment_ field.
7083 (Output_segment::is_large_data_segment): New function.
7084 (Output_segment::set_is_large_data_segment): New function.
7085 * output.cc (Output_section::Output_section): Initialize new
7087 (Output_segment::Output_segment): Likewise.
7088 (Output_segment::add_output_section): Add assertion that large
7089 data sections always go in large data segments. Force small data
7090 sections to the end of the list of data sections. Force small BSS
7091 sections to the start of the list of BSS sections. For large BSS
7092 sections to the end of the list of BSS sections.
7093 * symtab.h (class Symbol): Declare is_common_shndx.
7094 (Symbol::is_defined): Check Symbol::is_common_shndx.
7095 (Symbol::is_common): Likewise.
7096 (class Symbol_table): Define enum Commons_section_type. Update
7097 declarations. Add small_commons_ and large_commons_ fields.
7098 * symtab.cc (Symbol::is_common_shndx): New function.
7099 (Symbol_table::Symbol_table): Initialize new fields.
7100 (Symbol_table::add_from_object): Put small and large common
7101 symbols in the right list.
7102 (Symbol_table::sized_finalized_symbol): Check
7103 Symbol::is_common_shndx.
7104 (Symbol_table::sized_write_globals): Likewise.
7105 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7106 common symbol lists. Don't call do_allocate_commons_list if the
7108 (Symbol_table::do_allocate_commons_list): Remove is_tls
7109 parameter. Add comons_section_type parameter. Change all
7110 callers. Handle small and large common symbols.
7111 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7112 Symbol::is_common_shndx.
7113 * resolve.cc (symbol_to_bits): Likewise.
7114 * target.h (Target::small_common_shndx): New function.
7115 (Target::small_common_section_flags): New function.
7116 (Target::large_common_shndx): New function.
7117 (Target::large_common_section_flags): New function.
7118 (Target::new_output_section): New function.
7119 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7120 small_common_section_flags, and large_common_section_flags
7122 (Target::do_new_output_section): New virtual function.
7123 * arm.cc (Target_arm::arm_info): Initialize new fields.
7124 * i386.cc (Target_i386::i386_info): Likewise.
7125 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7127 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7128 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7129 (Target_x86_64::do_new_output_section): New function.
7130 * configure.ac: Define conditional MCMODEL_MEDIUM.
7131 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7132 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7133 (large_LDFLAGS): Define.
7134 * testsuite/large.c: New file.
7135 * testsuite/testfile.cc (Target_test::test_target_info):
7136 Initialize new fields.
7137 * configure, testsuite/Makefile.in: Rebuild.
7139 2009-06-05 Doug Kwan <dougkwan@google.com>
7141 * Makefile.am (CCFILES): Add target.cc.
7142 * Makefile.in: Regenerate.
7143 * i386.cc (class Target_i386): Define new virtual method to
7144 override do_is_local_label_name in parent.
7145 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7146 local symbols if --discard-locals or -X is given.
7147 * options.h (class General_options): Declare new options
7148 '--discard-locals' and '-X' for discarding locals.
7149 * target.h (class Target): Define new methods is_local_label_name.
7150 Declare new virtual method do_is_local_label_name.
7151 * target.cc: New file.
7152 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7153 (check_SCRIPTS): Add discard_locals_test.sh.
7154 (check_DATA): Add discard_local_tests.syms.
7155 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7156 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7157 * testsuite/Makefile.in: Regenerate.
7158 * testsuite/discard_locals_test.c: New file.
7159 * testsuite/discard_locals_test.sh: Same.
7161 2009-06-05 Doug Kwan <dougkwan@google.com>
7163 * object.cc (Sized_relobj::Sized_relobj): Initialize
7164 discarded_eh_frame_shndx_ to -1U.
7165 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7167 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7168 a discarded .eh_frame section.
7169 (Sized_relobj::do_finalize_local_symbols): Ditto.
7170 * object.h (class Sized_relobj): Declare new member
7171 discarded_eh_frame_shndx_.
7172 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7173 (local_labels_test.o, local_labels_test): New rules.
7174 * testsuite/Makefile.in: Regenerate.
7176 2009-06-04 Doug Kwan <dougkwan@google.com>
7178 * layout.cc (Layout::section_name_mapping): Add mapping for
7179 special ARM sections.
7181 2009-06-03 Doug Kwan <dougkwan@google.com>
7183 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7184 (utils::has_overflow): Same.
7186 2009-06-03 Ian Lance Taylor <iant@google.com>
7188 * layout.cc (Layout::section_name_mapping): New array, replacing
7189 Layout::linkonce_mapping.
7190 (Layout::section_name_mapping_count): New variable, replacing
7191 Layout::linkonce_mapping_count.
7192 (Layout::linkonce_output_name): Remove.
7193 (Layout::output_section_name): Rewrite.
7194 * layout.h (class Layout): Rename Linkonce_mapping to
7195 Section_name_mapping, linkonce_mapping to section_name_mapping,
7196 linkonce_mapping_count to section_name_mapping_count. Don't
7197 declare linkonce_output_name.
7199 2009-06-03 Doug Kwan <dougkwan@google.com>
7201 * gold/arm.cc (namespace utils): New.
7202 (Target_arm::reloc_is_non_pic): Define new method.
7203 (class Arm_relocate_functions): New.
7204 (Target_arm::Relocate::relocate): Handle relocation types used by
7207 2009-06-03 Ian Lance Taylor <iant@google.com>
7209 * arm.cc (Target_arm::scan::global): Use || instead of |.
7211 2009-06-02 Doug Kwan <dougkwan@google.com>
7213 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7214 issued_non_pic_error_.
7215 (class Target_arm::Scan): Declare new method check_non_pic.
7216 Define new method symbol_needs_plt_entry.
7217 Declare new data member issued_non_pic_error_.
7218 (class Target_arm::Relocate): Declare new method
7219 should_apply_static_reloc.
7220 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7221 (Target_arm::Scan::check_non_pic): Define new method.
7222 (Target_arm::Scan::local): Handle a small subset of reloc types used
7224 (Target_arm::Scan::local): Same.
7225 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7227 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7229 * incremental.cc (Incremental_inputs::report_command_line): Filter
7230 out --incremental-* options.
7232 2009-05-29 Doug Kwan <dougkwan@google.com>
7234 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7236 (class Target_arm): Update comment.
7237 (Target_arm::Target_arm): Initialize new data members GOT_,
7238 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7239 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7240 and Target_arm::rel_dyn_section.
7241 Declare new_enum Target_arm::Got_type.
7242 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7244 Update commments for member do_dynsym_value.
7245 (Target_arm::got_size, Target_arm::plt_section,
7246 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7247 new methods inside class defintion.
7248 (Target_arm::got_section): Define new method.
7249 (Target_arm::rel_dyn_section): Same.
7250 (Output_data_plt_arm): New template class.
7251 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7252 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7253 (Output_data_plt_arm::add_entry): Same.
7254 (Output_data_plt_arm::first_plt_entry): Define new
7255 static data member for PLT instruction template.
7256 (Output_data_plt_arm::plt_entry): Same.
7257 (Output_data_plt_arm::do_write): Define new method.
7258 (Target_arm::make_plt_entry): Same.
7259 (Target_arm::do_finalize_sections): Same.
7260 (Target_arm::do_dynsym_value): Same.
7262 2009-05-28 Doug Kwan <dougkwan@google.com>
7264 * Makefile.am (TARGETSOURCES): Add arm.cc.
7265 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7266 * Makefile.in: Regenerate.
7268 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7270 2009-05-26 Doug Kwan <dougkwan@google.com>
7272 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7273 (General_options::check_excluded_libs): Strip off directories in
7274 archive name before matching like GNU ld does.
7275 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7276 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7277 (exclude_libs_test_LDFLAGS): Add linker option
7278 -Wl,--exclude-libs,libexclude_libs_test_3
7279 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7280 an explicit archive without using -l.
7281 (alt/libexclude_libs_test_3.a): New make rule.
7282 * testsuite/Makefile.in: Regenerate.
7283 * testsuite/exclude_libs_test.c : Declare lib3_default().
7285 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7286 * exclude_libs_test_3.c: New file.
7288 2009-05-26 Nick Clifton <nickc@redhat.com>
7290 * po/id.po: New Indonesian translation.
7291 * po/gold.pot: Updated template file.
7293 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7295 * testsuite/Makefile.am: Add -ffunction-sections to compile
7296 gc_comdat_test files. Add -Wl,--gc-sections to build
7298 * testsuite/Makefile.in: Regenerate.
7299 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7301 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7303 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7304 kept comdat section was garbage collected.
7305 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7306 * testsuite/Makefile.in: Regenerate.
7307 * testsuite/gc_comdat_test.sh: New file.
7308 * testsuite/gc_comdat_test_1.cc: New file.
7309 * testsuite/gc_comdat_test_2.cc: New file.
7311 2009-05-19 Doug Kwan <dougkwan@google.com>
7313 * archive.cc (Archive::Archive): Move constructor from archive.h
7314 to here. Initialize no_export_.
7315 (Archive::get_elf_object_for_member): Set no_export flag of object.
7316 * archive.h (Archive::Archive): Move constructor body to
7318 (Archive::no_export): New method.
7319 (Archive::no_export_): New field.
7320 * object.h (Object::Object): Initialize no_export_ to false.
7321 (Object::no_export, Object::set_no_export): New methods.
7322 (Object::no_export_): New field.
7323 * options.cc (General_options::parse_exclude_libs): New method.
7324 (General_options::check_excluded_libs) Same.
7325 * options.h (exclude_libs): New option.
7326 (General_options::check_excluded_libs): New method declaration.
7327 (General_options::excluded_libs_): New field.
7328 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7329 default or protected visibility if an object has no-export flag set.
7330 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7331 (check_SCRIPTS): Add exclude_libs_test.sh.
7332 (check_DATA): Add exclude_libs_test.syms.
7333 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7334 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7335 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7336 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7337 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7338 libexclude_libs_test_2.a): New rules.
7339 * testsuite/Makefile.in: Regenerate.
7340 * testsuite/exclude_libs_test.c: New file.
7341 * testsuite/exclude_libs_test.sh: Ditto.
7342 * testsuite/exclude_libs_test_1.c: Ditto.
7343 * testsuite/exclude_libs_test_2.c: Ditto.
7345 2009-05-15 Ian Lance Taylor <iant@google.com>
7347 * configure.ac: Check for declarations for cases where libiberty.h
7348 checks HAVE_DECL_xxx.
7349 * configure, config.in: Rebuild.
7351 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7353 * gold.h (Incremental_argument_list): Remove (invalid) forward
7355 * incremental.cc (Incremental_inputs::report_achive): New method.
7356 (Incremental_inputs::report_object): New method.
7357 (Incremental_inputs::report_script): New method.
7358 (Incremental_inputs::finalize_inputs): New method.
7359 (Incremental_inputs::finalize): Call finalize_inputs().
7360 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7361 Create inputs entries.
7362 * incremental.h (Incremental_input_type): New enum.
7363 (Incremental_inputs::Incremental_input): Initialize new fields.
7364 (Incremental_inputs::report_inputs): New method.
7365 (Incremental_inputs::report_achive): New method.
7366 (Incremental_inputs::report_object): New method.
7367 (Incremental_inputs::report_script): New method.
7368 (Incremental_inputs::finalize_inputs): New method.
7369 (Incremental_inputs::Input_info): New struct.
7370 (Incremental_inputs::Input_info_map): New typedef.
7371 (Incremental_inputs::lock_): New field.
7372 (Incremental_inputs::Inputs_): New field.
7373 (Incremental_inputs::Inputs_map): New field.
7374 * main.cc (main): Call Incremental_input::report_inputs.
7375 * options.h (Input_argument_list): Typedef moved from
7377 (Input_file_group::Files): Remove, use ::Input_argument_list.
7378 (Input_file_group::Input_argument_list): Remove, use
7379 ::Input_argument_list.
7380 * plugin.cc (Plugin_manager::add_input_file): Add error in
7382 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7384 * script.cc (read_input_script): Call
7385 Incremental_input::report_script.
7386 * script.h (Script_info): New class.
7388 2009-04-27 Ian Lance Taylor <iant@google.com>
7390 * x86_64.cc (do_adjust_output_section): Set entsize to
7393 2009-04-23 Elliott Hughes <enh@google.com>
7395 * output.cc (Output_file::close): After short writes, continue
7396 writing from the correct offset in the buffer being written.
7398 2009-04-23 Chris Demetriou <cgd@google.com>
7400 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7401 * configure: Regenerate.
7402 * config.in: Regenerate.
7403 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7404 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7406 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7408 * incremental.cc (Incremental_inputs_header_data): Renamed from
7409 Incremental_input_header_data.
7410 (Incremental_inputs_header_data::data_size): New field.
7411 (Incremental_inputs_header_data::put_input_file_count): Renamed
7412 from input_file_count.
7413 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7414 from command_line_offset.
7415 (Incremental_inputs_header_data::put_reserved): Renamed from
7417 (Incremental_inputs_entry_data): Renamed from
7418 Incremental_input_entry_data.
7419 (Incremental_inputs_entry_data::data_size): New field.
7420 (Incremental_inputs::report_command_line): New method.
7421 (Incremental_inputs::finalize): New method.
7422 (Incremental_inputs::create_incremental_inputs_data): New method.
7423 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7424 * incremental.h: New file.
7425 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7426 (Layout::finalize): Create incremental inputs section in
7428 (Layout::create_incremental_info_sections): New method.
7429 * layout.h (Layout::incremental_inputs): New method.
7430 (Layout::create_incremental_info_sections): New method.
7431 (Layout::incremental_inputs_): New field.
7432 * main.cc (main): Notify Incremental_input of the command line.
7434 2009-04-01 Ian Lance Taylor <iant@google.com>
7435 Mikolaj Zalewski <mikolajz@google.com>
7437 * gold.h (reserve_unordered_map): Define, three versions, one for
7438 each version of Unordered_map.
7439 * layout.cc (Layout::Layout): Remove options parameter. Add
7440 number_of_input_files parameter. Don't initialize options_.
7441 Initialize number_of_input_files_ and resized_signatures_. Move
7442 sections_are_attached_.
7443 (Layout::layout_group): Reserve space for group_signatures_.
7444 (Layout::find_or_add_kept_section): Change name parameter to be a
7445 reference. Resize signatures_ map when it gets large enough.
7446 (Layout::layout_eh_frame): Use parameters->options() instead of
7448 (Layout::make_output_section): Likewise.
7449 (Layout::attach_allocated_section_to_segment): Likewise.
7450 (Layout::finalize, Layout::create_executable_stack): Likewise.
7451 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7452 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7453 * layout.h (class Layout): Update declarations. Remove options_
7454 field. Add number_of_input_files_ and resized_signatures_
7455 fields. Move sections_are_attached_ field.
7456 * main.cc (main): Pass number of input files to Layout
7457 constructor. Don't pass options.
7459 2009-03-30 Ian Lance Taylor <iant@google.com>
7461 * ffsll.c (ffsll): Correct implementation.
7463 2009-03-27 Ian Lance Taylor <iant@google.com>
7465 * ffsll.c: New file.
7466 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7467 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7468 * ftruncate.c (ftruncate): Declare before definition.
7469 * mremap.c (mremap): Likewise.
7470 * pread.c (pread): Likewise.
7471 * configure, Makefile.in, config.in: Rebuild.
7473 * mremap.c: New file.
7474 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7475 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7476 (mremap): Declare if HAVE_MREMAP is not defined.
7477 * configure, Makefile.in, config.in: Rebuild.
7479 2009-03-27 Cary Coutant <ccoutant@google.com>
7481 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7482 position independent.
7483 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7484 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7486 2009-03-24 Cary Coutant <ccoutant@google.com>
7488 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7490 (needs_dynamic_reloc): Likewise.
7492 2009-03-24 Ian Lance Taylor <iant@google.com>
7494 * yyscript.y (file_cmd): Recognize EXTERN.
7495 (extern_name_list, extern_name_list_body): New nonterminals.
7496 * script.cc (script_add_extern): Define.
7497 * script-c.h (script_add_extern): Declare.
7499 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7501 * object.cc (is_elf_object): Define.
7502 * object.h (is_elf_object): Declare.
7503 * archive.cc (Archive::get_elf_object_for_member): Call
7505 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7507 2009-03-24 Elliott Hughes <enh@google.com>
7509 * output.cc (Output_file::map_anonymous): Define.
7510 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7511 try an anonymous one. Report the size if the mmap fails.
7512 * output.h (class Output_file): Declare map_anonymous.
7514 2009-03-24 Ian Lance Taylor <iant@google.com>
7516 * target-select.cc (instantiate_target): Don't acquire the lock if
7517 the instantiated_target_ field has already been set.
7519 2009-03-23 Ian Lance Taylor <iant@google.com>
7521 * gold-threads.h (class Initialize_lock): Define.
7522 * gold-threads.cc (class Initialize_lock_once): Define.
7523 (initialize_lock_control): New static variable.
7524 (initialize_lock_pointer): New static variable.
7525 (initialize_lock_once): New static function.
7526 (Initialize_lock::Initialize_lock): Define.
7527 (Initialize_lock::initialize): Define.
7528 * target-select.h: Include "gold-threads.h".
7529 (class Target_selector): Add lock_ and initialize_lock_ fields.
7530 Don't define instantiate_target, just declare it.
7531 * target-select.cc (Target_selector::Target_selector): Initialize
7533 (Target_selector::instantiate_target): Define.
7534 * descriptors.h: Include "gold-threads.h".
7535 (class Descriptors): Add initialize_lock_ field.
7536 * descriptors.cc (Descriptors::Descriptors): Initialize new
7538 (Descriptors::open): Use initialize_lock_ field
7539 * errors.h (class Errors): Add initialize_lock_ field.
7540 * errors.cc (Errors::Errors): Initialize new field.
7541 (Errors::initialize_lock): Use initialize_lock_ field.
7542 * powerpc.cc (class Target_selector_powerpc): Remove
7543 instantiated_target_ field. In do_recognize call
7544 instantiate_target rather than do_instantiate_target. In
7545 do_instantiate_target just allocate a new target.
7546 * sparc.cc (class Target_selector_sparc): Likewise.
7548 * freebsd.h: New file.
7549 * i386.cc: Include "freebsd.h".
7550 (Target_i386): Derive from Target_freebsd rather than
7552 (Target_selector_i386): Derive from Target_selector_freebsd rather
7553 than Target_selector.
7554 * x86_64.cc: Include "freebsd.h".
7555 (Target_x86_64): Derive from Target_freebsd rather than
7557 (Target_selector_x86_64): Derive from Target_selector_freebsd
7558 rather than Target_selector.
7559 * target.h (class Target): Add adjust_elf_header and
7560 do_adjust_elf_header.
7561 * output.cc (Output_file_header:: do_sized_write): Call target
7562 adjust_elf_header routine.
7563 * configure.tgt: Set targ_osabi.
7564 * configure.ac: Define GOLD_DEFAULT_OSABI.
7565 * parameters.cc (Parameters::default_target): Pass
7566 GOLD_DEFAULT_OSABI to select_target.
7567 * target-select.h (class Target_selector): Make instantiate_target
7568 protected rather than private.
7569 * Makefile.am (HFILES): Add freebsd.h.
7570 * configure, Makefile.in, config.in: Rebuild.
7572 * merge.cc (do_add_input_section): Correct pend value. Change
7573 message about last entry not being null terminated from error to
7576 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7578 * incremental.cc: New file.
7579 * Makefile.am (CCFILES): Add incremental.cc.
7580 * Makefile.in: Rebuild.
7582 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7584 * layout.cc (Layout::output_section_name): Preserve names
7585 of '.note.' sections.
7587 2009-03-19 Ian Lance Taylor <iant@google.com>
7589 * descriptors.cc (Descriptors::open): Check that the options are
7590 valid before using them.
7592 2009-03-18 Ian Lance Taylor <iant@google.com>
7594 * script-sections.h: Include <list>.
7595 (class Script_sections): Change Sections_elements from std::vector
7596 to std::list. Typedef public Elements_iterator. Add
7597 orphan_section_placement_, data_segment_align_start_, and
7598 saw_data_segment_align_ fields. Remove data_segment_align_index_
7600 * script-sections.cc (class Orphan_section_placement): New class.
7601 (class Sections_element): Add virtual functions is_relro and
7602 orphan_section_init. Remove virtual function place_orphan_here.
7603 (class Output_section_definition): Add is_relro and
7604 orphan_section_init. Remove place_orphan_here.
7605 (class Orphan_output_section): Likewise.
7606 (Script_sections::Script_sections): Update for field changes.
7607 (Script_sections::data_segment_align): Set saw_data_segment_align_
7608 and data_segment_align_start_, not data_segment_align_index.
7609 (Script_sections::data_segment_relro_end): Check
7610 saw_data_segment_align_. Use data_segment_align_start_ rather
7611 than data_segment_align_index_.
7612 (Script_sections::place_orphan): Rewrite to use
7613 Orphan_section_placement.
7615 2009-03-17 Ian Lance Taylor <iant@google.com>
7617 * archive.cc (Archive::add_symbols): Check for a version attached
7618 to the symbol name in the archive map.
7619 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7620 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7621 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7622 (ver_test_11.a): New target.
7623 * testsuite/Makefile.in: Rebuild.
7625 * configure.ac: Check for chsize and posix_fallocate. Replace
7627 * ftruncate.c: New file, from gnulib.
7628 * output.cc (posix_fallocate): Define dummy version if not
7629 HAVE_POSIX_FALLOCATE.
7630 (Output_file::map): Call posix_fallocate rather than lseek and
7632 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7633 * configure, Makefile.in, config.in: Rebuild.
7635 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
7637 * layout.h (Layout::create_note): Add section_name parameter.
7638 * layout.cc (Layout::create_note): Likewise.
7639 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7641 2009-03-17 Ian Lance Taylor <iant@google.com>
7643 * descriptors.cc: Include "options.h".
7644 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7645 (Descriptors::open): Always use O_CLOEXEC when opening a new
7646 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7647 then set FD_CLOEXEC.
7649 * sparc.cc (class Target_sparc): Add has_got_section.
7650 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7651 make sure we have a GOT section.
7653 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7654 (Target_sparc::Scan::local): Likewise.
7655 (Target_sparc::Scan::global): Likewise.
7656 (Target_sparc::Relocate::relocate): Likewise.
7657 (Target_sparc::Relocate::relocate_tls): Likewise.
7659 * symtab.cc (Symbol_table::define_default_version): New function,
7660 broken out of add_from_object.
7661 (Symbol_table::add_from_object): Call define_default_version.
7662 (Symbol_table::define_special_symbol): Add resolve_oldsym
7663 parameter. Change all callers. If the version for a symbol comes
7664 from a version script, resolve it with the symbol with the same
7665 name with no version. Also add the symbol without a version if
7667 (do_define_in_output_data): If resolving with oldsym, don't delete
7669 (do_define_in_output_segment): Likewise.
7670 (do_define_as_constant): Likewise.
7671 * symtab.h (class Symbol_table): Update declarations.
7673 2009-03-13 Ian Lance Taylor <iant@google.com>
7675 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7676 (Read_symbols::requeue): New function.
7677 (Read_symbols::do_read_symbols): If make_elf_object fails because
7678 the target type is not configured, and the file was searched for,
7679 issue a warning and retry with the next directory.
7680 (Add_symbols::run): If the file has an incompatible format, and
7681 it was searched for, requeue the Read_symbols task. On error,
7683 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7684 dirindex parameter to constructor. Change all callers. Declare
7685 incompatible_warning and requeue.
7686 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7687 input_argument_ and input_group_ fields. Add them to
7688 constructor. Change all callers.
7689 (class Read_script): Add dirindex_ field. Add it to constructor.
7691 * archive.cc (Archive::setup): Remove input_objects parameter.
7693 (Archive::get_file_and_offset): Likewise.
7694 (Archive::read_all_symbols): Likewise.
7695 (Archive::read_symbols): Likewise.
7696 (Archive::get_elf_object_for_member): Remove input_objects
7697 parameter. Add punconfigured parameter. Change all callers.
7698 (Archive::add_symbols): Change return type to bool. Check return
7699 value of include_member.
7700 (Archive::include_all_members): Likewise.
7701 (Archive::include_member): Change return type to bool. Return
7702 false if first included object has incompatible target. Set
7703 included_member_ field.
7704 (Add_archive_symbols::run): If add_symbols returns false, requeue
7706 * archive.h (class Archive): Add included_member_ field.
7707 Initialize it in constructor. Add input_file and searched_for
7708 methods. Update declarations.
7709 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7710 input_argument_ fields. Add them to constructor. Change all
7712 * script.cc: Include "target-select.h".
7713 (class Parser_closure): Add skip_on_incompatible_target_ and
7714 found_incompatible_target_ fields. Add
7715 skip_on_incompatible_target parameter to constructor. Change all
7716 callers. Add methods skip_on_incompatible_target,
7717 clear_skip_on_incompatible_target, found_incompatible_target, and
7718 set_found_incompatible_target.
7719 (read_input_script): Add dirindex parameter. Change all callers.
7720 If parser finds an incompatible target, requeue Read_symbols
7722 (script_set_symbol): Clear skip_on_incompatible_target in
7724 (script_add_assertion, script_parse_option): Likewise.
7725 (script_start_sections, script_add_phdr): Likewise.
7726 (script_check_output_format): New function.
7727 * script.h (read_input_script): Update declaration.
7728 * script-c.h (script_check_output_format): Declare.
7729 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7730 (ignore_cmd): Remove OUTPUT_FORMAT.
7731 * fileread.cc (Input_file::Input_file): Add explicit this.
7732 (Input_file::will_search_for): New function.
7733 (Input_file::open): Add pindex parameter. Change all callers.
7734 * fileread.h (class Input_file): Add input_file_argument method.
7735 Declare will_search_for. Update declarations.
7736 * object.cc (make_elf_object): Add punconfigured parameter.
7738 * object.h (class Object): Make input_file public. Add
7739 searched_for method.
7740 (make_elf_object): Update declaration.
7741 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7743 * dirsearch.h (class Dirsearch): Update declaration.
7744 * options.h (class General_options): Add --warn-search-mismatch.
7745 * parameters.cc (Parameters::is_compatible_target): New function.
7746 * parameters.h (class Parameters): Declare is_compatible_target.
7747 * workqueue.cc (Workqueue::add_blocker): New function.
7748 * workqueue.h (class Workqueue): Declare add_blocker.
7750 * fileread.cc (Input_file::open): Remove options parameter.
7752 (Input_file::open_binary): Likewise.
7753 * script.cc (read_input_script): Likewise.
7754 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7755 options parameter from constructor. Change all callers.
7756 (class Read_script): Likewise.
7757 * fileread.h (class Input_file): Update declarations.
7758 * script.h (read_input_script): Update declaration.
7760 2009-03-10 Nick Clifton <nickc@redhat.com>
7762 * po/es.po: New Spanish translation.
7764 2009-03-06 Cary Coutant <ccoutant@google.com>
7766 * options.cc (parse_short_option): Keep dash_z from registering itself.
7768 2009-03-03 Ian Lance Taylor <iant@google.com>
7771 * target-reloc.h (relocate_section): Pass output_section to
7773 * i386.cc (Target_i386::should_apply_static_reloc): Add
7774 output_section parameter. Change all callers.
7775 (Target_i386::Relocate::relocate): Add output_section parameter.
7776 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7777 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7778 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7779 * testsuite/two_file_shared.sh: New script.
7780 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7781 (check_DATA): Add two_file_shared.dbg.
7782 (two_file_shared.dbg): New target.
7783 * testsuite/Makefile.in: Rebuild.
7785 2009-03-01 Ian Lance Taylor <iant@google.com>
7787 * configure.ac: Check for byteswap.h.
7788 * configure: Rebuild.
7789 * config.in: Rebuild.
7791 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7793 * layout.cc (Layout::find_or_add_kept_section): New function.
7794 (Layout::add_comdat): Removed.
7795 * layout.h (struct Kept_section): Move out of class Layout.
7796 Remove trailing underscores from field names. Add group_sections
7797 field. Rename group_ field to is_group. Change all uses.
7798 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7799 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7800 comdat_groups_ field.
7801 (Sized_relobj::include_section_group): Use
7802 find_or_add_kept_section and Kept_section::group_sections.
7803 (Sized_relobj::include_linkonce_section): Likewise.
7804 * object.cc (class Sized_relobj): Don't define Comdat_group or
7805 Comdat_group_table. Remove find_comdat_group and
7806 add_comdat_group. Remove comdat_groups_ field.
7807 * plugin.cc (include_comdat_group): Use
7808 Layout::find_or_add_kept_section.
7810 2009-02-28 Ian Lance Taylor <iant@google.com>
7812 * README: --gc-sections and map files are now supported. Document
7813 some build requirements.
7816 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7817 relocatable link set the value of the section symbol to zero.
7818 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7819 relocatable link don't include the section address in the local
7822 2009-02-27 Ian Lance Taylor <iant@google.com>
7825 * options.h (class Search_directory): Add is_system_directory.
7826 (class General_options): Declare is_in_system_directory.
7827 * options.cc (get_relative_sysroot): Make static.
7828 (get_default_sysroot): Make static.
7829 (General_optoins::is_in_system_directory): New function.
7830 * fileread.cc (Input_file::is_in_system_directory): New function.
7831 * fileread.h (class Input_file): Declare is_in_system_directory.
7832 * object.h (class Object): Add is_in_system_directory.
7833 (class Input_objects): Remove system_library_directory_ field.
7834 * object.cc (Input_objects::add_object): Don't set
7835 system_library_directory_.
7836 (input_objects::found_in_system_library_directory): Remove.
7837 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7838 parameter. Change all callers.
7839 (Symbol_table::sized_write_globals): Likewise.
7840 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7841 Call Object::is_in_system_directory.
7842 * symtab.h (class Symbol_table): Update declarations.
7845 * descriptors.h (Open_descriptor): Add is_on_stack field.
7846 * descriptors.cc (Descriptors::open): If the descriptor is on the
7847 top of the stack, remove it. Initialize is_on_stack field.
7848 (Descriptors::release): Only add pod to stack if it is not on the
7850 (Descriptors::close_some_descriptor): Clear stack_next and
7854 * output.cc (Output_section::find_starting_output_address): Rename
7855 from starting_output_address; add PADDR parameter; change return
7857 * output.h (class Output_section): Declare
7858 find_starting_output_address instead of starting_output_address.
7859 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7860 section symbol for which we can't find a merge section.
7863 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7864 hidden or internal, force the symbol to be local.
7865 * resolve.cc (Symbol::override_visibility): Define.
7866 (Symbol::override_base): Use override_visibility.
7867 (Symbol_table::resolve): Likewise.
7868 (Symbol::override_base_with_special): Likewise.
7869 (Symbol_table::override_with_special): If the visibility is hidden
7870 or internal, force the symbol to be local.
7871 * symtab.h (class Symbol): Add set_visibility and
7872 override_visibility.
7873 * testsuite/ver_test_1.sh: New file.
7874 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7875 (check_DATA): Add ver_test_1.syms.
7876 (ver_test_1.syms): New target.
7877 * testsuite/Makefile.in: Rebuild.
7879 2009-02-25 Cary Coutant <ccoutant@google.com>
7881 * layout.cc (Layout::choose_output_section): Don't rename sections
7882 when using a linker script that has a SECTIONS clause.
7883 * Makefile.in: Regenerate.
7885 * testsuite/Makefile.am (script_test_5.sh): New test case.
7886 * testsuite/Makefile.in: Regenerate.
7887 * testsuite/script_test_5.cc: New file.
7888 * testsuite/script_test_5.sh: New file.
7889 * testsuite/script_test_5.t: New file.
7891 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7893 * archive.cc (Archive::include_member): Update calls to add_symbols.
7894 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7895 the Layout argument.
7896 * dynobj.h (do_add_symbols): Add the Layout argument.
7897 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7899 * object.h (Object::add_symbols): Add the Layout argument.
7900 (Object::do_add_symbols): Add the Layout argument.
7901 (Sized_relobj::do_add_symbols): Add the Layout argument.
7902 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7903 Unify the two versions.
7904 (Add_plugin_symbols): Remove.
7905 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7906 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7907 (Add_plugin_symbols): Remove.
7908 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7909 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7910 (Add_symbols::run): Make it work with Pulginobj.
7912 2009-02-06 Ian Lance Taylor <iant@google.com>
7914 * object.cc (Sized_relobj::do_layout): Make info message start
7915 with lower case letter.
7917 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7919 * binary.cc: Fix file comment.
7921 * options.h (enum Incremental_disposition): Define.
7922 (class General_options): Add new options: --incremental,
7923 --incremental_changed, --incremental_unchanged,
7924 --incremental_unknown. Add incremental_disposition_ and
7925 implicit_incremental_ fields.
7926 (General_options::incremental_disposition): New function.
7927 (class Position_dependent_options): Add incremental_disposition
7929 (Position_dependent_options::copy_from_options): Set incremental
7931 * options.cc (General_options::parse_incremental_changed): New
7933 (General_options::parse_incremental_unchanged): New function.
7934 (General_options::parse_incremental_unknown): New function.
7935 (General_options::General_options): Initialize new fields
7936 incremental_disposition_ and implicit_incremental_.
7937 (General_options::finalize): Check for uasge of --incremental-*
7938 without --incremental.
7940 2009-02-06 Chris Demetriou <cgd@google.com>
7942 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7943 pointer and to report location as the file name associated with
7945 (gold_undefined_symbol_at_location): New function to replace the
7946 old gold_undefined_symbol functionality.
7947 * target-reloc.h (relocate_section): Update to use
7948 gold_undefined_symbol_at_location.
7949 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7950 Call gold_undefined_symbol function rather than gold_error.
7951 * errors.h (Errors::undefined_symbol): Take location as a
7952 string, rather than calculating it from a relocation.
7953 * errors.cc (Errors::fatal): Print "fatal error:" before the
7955 (Errors::error, Errors::error_at_location): Print "error: "
7956 before the formatted message.
7957 (Errors::undefined_symbol): Take location as a string, rather
7958 than calculating it from a relocation.
7959 (gold_undefined_symbol_at_location): New function akin to
7960 old gold_undefined_symbol, calculates location from relocation.
7961 (gold_undefined_symbol): Change to take only a Symbol pointer
7962 and to report location as the file name associated with the symbol.
7963 * testsuite/debug_msg.sh: Update for changed error messages.
7964 * testsuite/undef_symbol.sh: Likewise.
7966 2009-02-04 Duncan Sands <baldrick@free.fr>
7969 * reduced_debug_output.h
7970 (Output_reduced_debug_abbrev_section::failed): Use format for
7972 (Output_reduced_debug_info_section::faild): Likewise.
7974 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7976 * script.cc (Lazy_demangler): New class.
7977 (Version_script_info::get_symbol_version_helper): Demangle a
7980 2009-01-29 Cary Coutant <ccoutant@google.com>
7982 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7984 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7986 2009-01-28 Ian Lance Taylor <iant@google.com>
7988 * version.cc (version_string): Bump to 1.9.
7990 * gold.h: Include <cstring> and <stdint.h>.
7991 * version.cc: Include <cstdio>.
7992 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7994 * reduced_debug_output.cc (insert_into_vector): Rename from
7995 Insert_into_vector; change all callers. Use Swap_unaligned to
7996 avoid aliasing issue; remove union since it is unnecessary.
7998 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8000 * Makefile.am (CCFILES): Add gc.cc.
8002 * Makefile.in: Regenerate.
8003 * gold.cc (Gc_runner): New class.
8004 (queue_initial_tasks): Call garbage collection related tasks
8005 when corresponding options are invoked.
8006 (queue_middle_gc_tasks): New function.
8007 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8008 processed early before laying out sections during garbage collection.
8009 * gold.h (queue_middle_gc_tasks): New function.
8010 (is_prefix_of): Move from "layout.cc".
8011 * i386.cc (Target_i386::gc_process_relocs): New function.
8012 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8013 * main.cc (main): Create object of class "Garbage_collection".
8014 * object.cc (Relobj::copy_symbols_data): New function.
8015 (Relobj::is_section_name_included): New function.
8016 (Sized_relobj::do_layout): Allow this function to be called twice
8017 during garbage collection and defer layout of section during the
8019 * object.h (Relobj::get_symbols_data): New function.
8020 (Relobj::is_section_name_included): New function.
8021 (Relobj::copy_symbols_data): New function.
8022 (Relobj::set_symbols_data): New function.
8023 (Relobj::get_relocs_data): New function.
8024 (Relobj::set_relocs_data): New function.
8025 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8026 (Relobj::gc_process_relocs): New function.
8027 (Relobj::do_gc_process_relocs): New pure virtual function.
8028 (Relobj::sd_): New data member.
8029 (Sized_relobj::is_output_section_offset_invalid): New function.
8030 (Sized_relobj::do_gc_process_relocs): New function.
8031 * options.h (General_options::gc_sections): Modify to not be a no-op.
8032 (General_options::print_gc_sections): New option.
8033 * plugin.cc (Plugin_finish::run): Remove function call to
8034 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8035 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8036 * reloc.cc (Read_relocs::run): Add task to process relocs and
8037 determine unreferenced sections when doing garbage collection.
8038 (Gc_process_relocs): New class.
8039 (Sized_relobj::do_gc_process_relocs): New function.
8040 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8041 sections that are garbage collected.
8042 * reloc.h (Gc_process_relocs): New class.
8043 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8044 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8045 symbols whose corresponding sections are garbage collected.
8046 (Symbol_table::Symbol_table): Add new parameter for the garbage
8048 (Symbol_table::gc_mark_undef_symbols): New function.
8049 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8050 (Symbol_table::gc_mark_dyn_syms): New function.
8051 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8053 (Symbol_table::add_from_object): Likewise.
8054 (Symbol_table::add_from_relobj): When building shared objects, do not
8055 treat externally visible symbols as garbage.
8056 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8057 table information for static and relocatable links.
8058 * symtab.h (Symbol_table::set_gc): New function.
8059 (Symbol_table::gc): New function.
8060 (Symbol_table::gc_mark_undef_symbols): New function.
8061 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8062 (Symbol_table::gc_mark_dyn_syms): New function.
8063 (Symbol_table::gc_): New data member.
8064 * target.h (Sized_target::gc_process_relocs): New pure virtual
8066 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8067 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8069 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8071 * options.h (General_options::gc_sections): Define as a no-op for now.
8072 (General_options::no_keep_memory): Ditto.
8073 (General_options::Bshareable): Define.
8074 * options.cc (General_options::finalize): Honor -Bshareable.
8076 2009-01-20 Andreas Schwab <schwab@suse.de>
8078 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8079 read the value in the contents, since we don't use it. Use the
8080 template endianness when writing.
8081 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8083 2009-01-19 Andreas Schwab <schwab@suse.de>
8085 * configure.tgt (powerpc64-*): Fix targ_obj.
8087 2009-01-15 Ian Lance Taylor <iant@google.com>
8089 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8090 local symbols when stripping all symbols.
8092 2009-01-14 Cary Coutant <ccoutant@google.com>
8094 * output.cc (Output_reloc): Add explicit instantiations.
8096 2009-01-14 Cary Coutant <ccoutant@google.com>
8098 * archive.cc (Archive::get_elf_object_for_member): Remove call
8099 to File_read::claim_for_plugin.
8100 * descriptors.cc (Descriptors::open): Remove reference to
8102 (Descriptors::claim_for_plugin): Remove.
8103 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8104 (Descriptors::is_claimed): Remove.
8105 (claim_descriptor_for_plugin): Remove.
8106 * fileread.cc (File_read::claim_for_plugin): Remove.
8107 * fileread.h (File_read::claim_for_plugin): Remove.
8108 (File_read::descriptor): Reopen descriptor if necessary.
8109 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8110 (Plugin_manager::all_symbols_read): Add task parameter. Change
8112 (Plugin_manager::get_input_file): New function.
8113 (Plugin_manager::release_input_file): New function.
8114 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8115 corresponding data member.
8116 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8117 and pass to base constructor. Change all callers.
8118 (get_input_file, release_input_file): New functions.
8119 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8120 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8121 (Plugin_manager::all_symbols_read): Add task parameter.
8122 (Plugin_manager::get_input_file): New function.
8123 (Plugin_manager::release_input_file): New function.
8124 (Plugin_manager::task_): New data member.
8125 (Pluginobj::Pluginobj): Add filesize parameter.
8126 (Pluginobj::filename): New function.
8127 (Pluginobj::descriptor): New function.
8128 (Pluginobj::filesize): New function.
8129 (Pluginobj::filesize_): New data member.
8130 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8131 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8132 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8134 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8135 with archive libraries.
8136 * testsuite/Makefile.in: Regenerate.
8137 * testsuite/plugin_test.c (struct sym_info): New type.
8138 (get_input_file, release_input_file): New static variables.
8139 (onload): Capture new transfer vector entries.
8140 (claim_file_hook): Stop reading at end of file according to filesize.
8141 Factor out parsing of readelf output into separate function.
8142 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8143 APIs and get the source file name from the symbol table. Convert
8144 source file name to corresponding object file name. Print info
8145 message when adding new input files.
8146 (parse_readelf_line): New function.
8147 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8148 * testsuite/plugin_test_2.sh: Likewise.
8149 * testsuite/plugin_test_3.sh: Likewise.
8150 * testsuite/plugin_test_4.sh: New test case.
8152 2009-01-07 Ian Lance Taylor <iant@google.com>
8154 * version.cc (version_string): Bump to 1.8.
8156 2008-12-23 Cary Coutant <ccoutant@google.com>
8158 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8159 * plugin.cc (Plugin_manager::finish): Rename as
8160 layout_deferred_objects. Move cleanup to separate function.
8161 (Plugin_manager::cleanup): New function.
8162 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8164 * plugin.h (Plugin_manager::finish): Rename as
8165 layout_deferred_objects.
8166 (Plugin_manager::cleanup): New function.
8167 (Plugin_manager::cleanup_done): New field.
8169 2008-12-23 Cary Coutant <ccoutant@google.com>
8171 * plugin.cc (is_visible_from_outside): New function.
8172 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8173 so we don't return "IR only" status for exported symbols or -r links.
8175 * testsuite/Makefile.am (plugin_test_3): New test case.
8176 * testsuite/Makefile.in: Regenerate.
8177 * testsuite/plugin_test_3.sh: New file.
8179 2008-12-22 Cary Coutant <ccoutant@google.com>
8181 * object.cc (Sized_relobj::layout_section): New function.
8182 (Sized_relobj::do_layout): Defer layout of input sections until after
8183 plugin has provided replacement files.
8184 (Sized_relobj::do_layout_deferred_sections): New function.
8185 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8186 (Relobj::layout_deferred_sections): New function.
8187 (Relobj::do_layout_deferred_sections): New function.
8188 (Sized_relobj::do_layout_deferred_sections): New function.
8189 (Sized_relobj::layout_section): New function.
8190 (Sized_relobj::Deferred_layout): New structure.
8191 (Sized_relobj::deferred_layout_): New field.
8192 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8193 Change all callers. Layout deferred sections.
8194 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8196 (Plugin_hook::run): Move code from do_plugin_hook inline.
8197 (Plugin_hook::do_plugin_hook): Remove.
8198 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8199 (Plugin_manager::finish): Renamed, was cleanup.
8200 (Plugin_manager::should_defer_layout): New function.
8201 (Plugin_manager::add_deferred_layout_object): New function.
8202 (Plugin_manager::Deferred_layout_list): New type.
8203 (Plugin_manager::deferred_layout_objects_): New field.
8204 (Plugin_hook::do_plugin_hook): Remove.
8206 2008-12-17 Ian Lance Taylor <iant@google.com>
8208 * options.h (class General_options): Add --no case for
8211 2008-12-16 Cary Coutant <ccoutant@google.com>
8213 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8215 (Plugin_manager::claim_file): Create plugin object even if
8216 plugin did not call the add_symbols callback.
8217 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8218 asking for more symbols than were added.
8219 * testsuite/Makefile.am (plugin_test_1): Add test case with
8221 (empty.syms): New target.
8222 * testsuite/Makefile.in: Regenerate.
8223 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8224 message. Don't call add_symbols if no globals.
8225 (all_symbols_read_hook): Don't provide replacement for empty
8228 2008-12-12 Ian Lance Taylor <iant@google.com>
8230 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8231 r_type == 0 for a local symbol with r_sym == 0.
8232 (scan_relocatable_relocs): Pass r_sym to
8233 local_non_section_strategy.
8234 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8237 * configure.ac: Update test for TLS descriptors: they are
8238 supported as of glibc 2.9.
8239 * configure: Rebuild.
8241 2008-12-11 Ian Lance Taylor <iant@google.com>
8244 * target-reloc.h (Default_scan_relocatable_relocs): For each
8245 function, map r_type == 0 to RELOC_DISCARD.
8247 2008-12-10 Cary Coutant <ccoutant@google.com>
8249 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8250 object to override a kept COMDAT group from a plugin object.
8252 2008-12-09 Ian Lance Taylor <iant@google.com>
8255 * yyscript.y (file_cmd): Handle INPUT.
8257 * testsuite/initpri1.c: Change all declarations to be full
8258 prototypes by adding void, to avoid compiler warnings.
8260 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8262 * options.cc (General_options::parse_plugin_opt): New.
8263 (General_options::add_plugin): The argument now is just the filename.
8264 (General_options::add_plugin_option): New.
8265 * options.h (plugin_opt): New.
8266 (add_plugin): Change argument name.
8267 (add_plugin_option): New.
8268 * plugin.cc (Plugin::load): Don't parse the plugin option.
8269 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8270 (Plugin::add_option): New.
8271 (Plugin::args_): Change type.
8272 (Plugin::filename_): New.
8273 (Plugin_manager::add_plugin_option): New.
8274 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8275 * testsuite/Makefile.in: Regenerate.
8277 2008-12-05 Cary Coutant <ccoutant@google.com>
8279 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8280 Handle --strip-lto-sections option.
8281 * options.h (strip_lto_sections): New option.
8283 2008-12-01 Cary Coutant <ccoutant@google.com>
8285 * plugin.cc (ld_plugin_message): Change format parameter to const.
8286 Fix mismatch between new[] and delete.
8288 2008-11-14 Cary Coutant <ccoutant@google.com>
8290 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8293 2008-11-05 Craig Silverstein <csilvers@google.com>
8295 * options.cc (General_options::parse_dynamic_list): New function.
8296 * options.h (General_options): New flags dynamic_list,
8297 dynamic_list_data, dynamic_list_cpp_new, and
8298 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8299 (General_options::in_dynamic_list): New function.
8300 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8301 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8302 (Lex::can_continue_name): Likewise.
8304 (read_script_file): New parameter script_options.
8305 (read_dynamic_list): New function.
8306 (Script_options::define_dynamic_list): New function.
8307 (dynamic_list_keyword_parsecodes): New variable.
8308 (dynamic_list_keywords): New variable.
8309 * script.h (Script_options::define_dynamic_list): New function
8311 (read_dynamic_list): New function prototype.
8312 * symtab.cc (strprefix): New macro.
8313 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8314 dynamic_list_data, dynamic_list_cpp_new, and
8315 dynamic_list_cpp_typeinfo.
8316 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8317 (dynamic_list_expr): New rule.
8318 (dynamic_list_nodes): Likewise.
8319 (dynamic_list_node): Likewise.
8320 * testsuite/Makefile.am (dynamic_list): New test.
8321 * testsuite/Makefile.in: Regenerated.
8322 * testsuite/dynamic_list.t: New file.
8323 * testsuite/dynamic_list.sh: New file.
8325 2008-11-05 Craig Silverstein <csilvers@google.com>
8327 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8328 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8329 (t11_last): Likewise.
8330 * testsuite/ver_test_6.c (main): Likewise.
8332 2008-10-07 Cary Coutant <ccoutant@google.com>
8334 * options.c (General_options::finalize): Add check for -static and
8336 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8339 2008-10-02 Cary Coutant <ccoutant@google.com>
8341 * plugin.cc (make_sized_plugin_object): Fix conditional
8342 compilation to work when not all targets are enabled.
8344 2008-09-29 Cary Coutant <ccoutant@google.com>
8346 * archive.cc (Archive::get_file_and_offset): Use filename instead
8347 of name to get library path.
8348 (Archive::include_member): Unlock external member of a thin archive.
8350 * testsuite/Makefile.am (TEST_AR): New variable.
8351 (thin_archive_test_1): New test.
8352 (thin_archive_test_2): New test.
8353 * testsuite/Makefile.in: Regenerate.
8354 * testsuite/thin_archive_main.cc: New file.
8355 * testsuite/thin_archive_test_1.cc: New file.
8356 * testsuite/thin_archive_test_2.cc: New file.
8357 * testsuite/thin_archive_test_3.cc: New file.
8358 * testsuite/thin_archive_test_4.cc: New file.
8360 2008-09-29 Cary Coutant <ccoutant@google.com>
8362 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8363 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8365 (Sized_relobj::do_finalize_local_symbols): Likewise.
8366 (Sized_relobj::map_to_kept_section): Likewise.
8367 * object.h (Sized_relobj::invalid_address): New constant.
8368 (Sized_relobj::do_output_section_offset): Check for invalid_address
8370 * output.cc (Output_reloc::local_section_offset): Use constant
8371 invalid_address instead of -1U.
8372 (Output_reloc::get_address): Likewise.
8373 (Output_section::output_address): Change -1U to -1ULL.
8374 * output.h (Output_reloc::invalid_address): New constant.
8375 * reloc.cc (Sized_relobj::write_sections): Use constant
8376 invalid_address instead of -1U.
8377 (Sized_relobj::relocate_sections): Likewise.
8378 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8379 values for merge sections.
8380 * target-reloc.h (relocate_for_relocatable): Use constant
8381 invalid_address instead of -1U.
8383 2008-09-19 Cary Coutant <ccoutant@google.com>
8385 Add plugin functionality for link-time optimization (LTO).
8386 * configure.ac (plugins): Add --enable-plugins option.
8387 * configure: Regenerate.
8388 * config.in: Regenerate.
8389 * Makefile.am (LIBDL): New variable.
8390 (CCFILES): Add plugin.cc.
8391 (HFILES): Add plugin.h.
8392 (ldadd_var): Add LIBDL.
8393 * Makefile.in: Regenerate.
8395 * archive.cc: Include "plugin.h".
8396 (Archive::setup): Don't preread archive symbols when using a plugin.
8397 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8398 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8400 (Archive::include_member): Add symbols from plugin objects.
8401 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8402 * descriptors.cc (Descriptors::open): Check for file descriptors
8403 abandoned by plugins.
8404 (Descriptors::claim_for_plugin): New function.
8405 * descriptors.h (Descriptors::claim_for_plugin): New function.
8406 (Open_descriptor::is_claimed): New field.
8407 (claim_descriptor_for_plugin): New function.
8408 * fileread.cc (File_read::claim_for_plugin): New function.
8409 * fileread.h (File_read::claim_for_plugin): New function.
8410 (File_read::descriptor): New function.
8411 * gold.cc: Include "plugin.h".
8412 (queue_initial_tasks): Add task to call plugin hooks for generating
8414 * main.cc: Include "plugin.h".
8415 (main): Load plugin libraries.
8416 * object.h (Pluginobj): Declare.
8417 (Object::pluginobj): New function.
8418 (Object::do_pluginobj): New function.
8419 (Object::set_target): New function.
8420 * options.cc: Include "plugin.h".
8421 (General_options::parse_plugin): New function.
8422 (General_options::General_options): Initialize plugins_ field.
8423 (General_options::add_plugin): New function.
8424 * options.h (Plugin_manager): Declare.
8425 (General_options): Add --plugin option.
8426 (General_options::has_plugins): New function.
8427 (General_options::plugins): New function.
8428 (General_options::add_plugin): New function.
8429 (General_options::plugins_): New field.
8430 * plugin.cc: New file.
8431 * plugin.h: New file.
8432 * readsyms.cc: Include "plugin.h".
8433 (Read_symbols::do_read_symbols): Check for archive before checking
8434 for ELF file. Call plugin hooks to claim files.
8435 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8436 from a real object file; force override when processing replacement
8438 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8439 (Symbol::init_base_object): Likewise.
8440 (Symbol::init_base_output_data): Likewise.
8441 (Symbol::init_base_output_segment): Likewise.
8442 (Symbol::init_base_constant): Likewise.
8443 (Symbol::init_base_undefined): Likewise.
8444 (Symbol::output_section): Assert that object is not a plugin.
8445 (Symbol_table::add_from_pluginobj): New function.
8446 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8448 (Symbol_table::sized_write_globals): Likewise.
8449 (Symbol_table::add_from_pluginobj): Instantiate template.
8450 * symtab.h (Sized_pluginobj): Declare.
8451 (Symbol::in_real_elf): New function.
8452 (Symbol::set_in_real_elf): New function.
8453 (Symbol::in_real_elf_): New field.
8454 (Symbol_table::add_from_pluginobj): New function.
8456 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8457 (LIBDL): New variable.
8459 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8460 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8461 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8462 (MOSTLYCLEANFILES): Likewise.
8463 * testsuite/Makefile.in: Regenerate.
8464 * testsuite/plugin_test.c: New file.
8465 * testsuite/plugin_test_1.sh: New file.
8466 * testsuite/plugin_test_2.sh: New file.
8468 2008-09-16 Ian Lance Taylor <iant@google.com>
8470 * target-reloc.h (relocate_section): Check whether a symbol is
8471 defined by the ABI before reporting an undefined symbol error.
8472 * target.h (Target::is_defined_by_abi): Make parameter const.
8473 (Target::do_is_defined_by_abi): Likewise.
8474 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8475 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8476 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8477 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8478 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8479 * testsuite/Makefile.in: Rebuild.
8481 * fileread.cc (make_view): Add casts to avoid warning.
8483 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8485 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8486 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8488 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8490 * options.h (General_options::output_is_executable): New.
8491 (General_options::output_is_pie): New.
8492 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8493 for shared libraries.
8494 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8496 2008-09-11 Chris Demetriou <cgd@google.com>
8498 * options.h (origin): New -z option.
8499 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8500 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8503 2008-09-05 Cary Coutant <ccoutant@google.com>
8505 * fileread.cc (File_read::make_view): Add check for attempt to map
8508 2008-09-05 Cary Coutant <ccoutant@google.com>
8510 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8511 explicit instantiations.
8513 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8516 * options.cc (General_options::finalize): Allow undefined symbols
8517 in shlibs if linking -shared.
8520 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8521 symbols as not needing a dynsym entry.
8523 2008-08-20 Craig Silverstein <csilvers@google.com>
8525 * fileread.cc (File_read::open): Do not lock the file unless it
8526 was successfully opened.
8528 2008-08-14 Cary Coutant <ccoutant@google.com>
8530 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8531 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8532 * testsuite/tls_test.cc (struct int128): 128-bit struct
8533 for testing TLS relocs with non-zero addend.
8534 (v12): New TLS variable.
8536 (t_last): Add check for v12.
8537 * testsuite/tls_test.h (t12): New function.
8538 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8540 2008-08-13 Ian Lance Taylor <iant@google.com>
8542 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8543 set tls_segment_ or relro_segment_.
8544 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8546 * output.h (Output_section::clear_is_relro): New function.
8547 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8548 sections specially even when output_data_ is empty.
8549 (Output_segment::maximum_alignment): When first section is relro,
8550 only force alignment for PT_LOAD segments.
8551 * script.cc (script_data_segment_align): New function.
8552 (script_data_segment_relro_end): New function.
8553 * script-c.h (script_data_segment_align): Declare.
8554 (script_data_segment_relro_end): Declare.
8555 * script-sections.h (class Script_sections): Declare
8556 data_segment_align and data_segment_relro_end. Add fields
8557 segment_align_index_ and saw_relro_end_.
8558 * script-sections.cc (class Sections_element): Add set_is_relro
8559 virtual function. Add new bool* parameter to place_orphan_here.
8560 Add get_output_section virtual function.
8561 (class Output_section_definition): Add set_is_relro. Add new
8562 bool* parameter to place_orphan_here. Add get_output_section.
8563 Add is_relro_ field.
8564 (Output_section_definition::Output_section_definition): Initialize
8565 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8566 and is_relro_ fields.
8567 (Output_section_definition::place_orphan_here): Add is_relro
8569 (Output_section_definition::set_section_addresses): Set relro for
8571 (Output_section_definition::alternate_constraint): Likewise.
8572 (class Orphan_output_section): Add new bool* parameter to
8573 place_orphan_here. Add get_output_section.
8574 (Orphan_output_section::place_orphan_here): Add is_relro
8576 (Script_sections::Script_sections): Initialize
8577 data_segment_align_index_ and saw_relro_end_.
8578 (Script_sections::data_segment_align): New function.
8579 (Script_sections::data_segment_relro_end): New function.
8580 (Script_sections::place_orphan): Set or clear is_relro.
8581 (Script_sections::set_section_addresses): Force alignment of first
8583 * yyscript.y (exp): Call script_data_segment_align and
8584 script_data_segment_relro_end.
8585 * testsuite/relro_script_test.t: New file.
8586 * testsuite/relro_test.cc (using_script): Declare.
8587 (t1, t2): Test using_script.
8588 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8589 (relro_script_test_SOURCES): Define.
8590 (relro_script_test_DEPENDENCIES): Define.
8591 (relro_script_test_LDFLAGS): Define.
8592 (relro_script_test_LDADD): Define.
8593 (relro_script_test.so): New target.
8594 * testsuite/Makefile.in: Rebuild.
8596 2008-08-06 Cary Coutant <ccoutant@google.com>
8598 * archive.cc (Archive::total_archives, Archive::total_members)
8599 (Archive::total_members_loaded): New variables.
8600 (Archive::setup): Add parameter. Add option to preread
8602 (Archive::read_armap): Add counter.
8603 (Archive::get_file_and_offset): New function.
8604 (Archive::get_elf_object_for_member): New function.
8605 (Archive::read_all_symbols): New function.
8606 (Archive::read_symbols): New function.
8607 (Archive::add_symbols): Add counters.
8608 (Archive::include_all_members): Use armap to find members if it's
8610 (Archive::include_member): Skip reading symbols if already read.
8611 Factored code into Archive::get_file_and_offset and
8612 Archive::get_elf_object_for_member. Changed call to
8613 Mapfile::report_include_archive_member.
8614 (Archive::print_stats): New function.
8615 * archive.h: Declare Object and Read_symbols_data classes.
8616 (Archive::Archive): Add initializers for new members.
8617 (Archive::setup): Add parameter.
8618 (Archive::print_stats): New function.
8619 (Archive::total_archives, Archive::total_members)
8620 (Archive::total_members_loaded): New variables.
8621 (Archive::get_file_and_offset): New function.
8622 (Archive::get_elf_object_for_member): New function.
8623 (Archive::read_all_symbols): New function.
8624 (Archive::read_symbols): New function.
8625 (Archive::Archive_member): New class.
8626 (Archive::members_): New member.
8627 (Archive::num_members_): New member.
8628 * main.cc: Include archive.h.
8629 (main): Call Archive::print_stats.
8630 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8631 archive parameter; member_name is now the fully-decorated name.
8632 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8633 * options.h: (General_options): Add --preread-archive-symbols option.
8634 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8637 2008-08-04 Ian Lance Taylor <iant@google.com>
8639 * symtab.h (Symbol::use_plt_offset): New function.
8640 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8641 * powerpc.cc (Relocate::relocate): Likewise.
8642 * sparc.cc (Relocate::relocate): Likewise.
8643 * x86_64.cc (Relocate::relocate): Likewise.
8644 * testsuite/weak_plt.sh: New test.
8645 * testsuite/weak_plt_main.cc: New test.
8646 * testsuite/weak_plt_shared.cc: New test.
8647 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8648 (check_PROGRAMS): Add weak_plt.
8649 (check_DATA): Add weak_plt_shared.so.
8650 (weak_plt_main_pic.o, weak_plt): New targets.
8651 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8652 * testsuite/Makefile.in: Rebuild.
8654 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8656 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8657 * testsuite/Makefile.in: Rebuild.
8659 2008-08-04 Alan Modra <amodra@bigpond.net.au>
8661 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8662 * Makefile.in: Regenerate.
8663 * po/POTFILES.in: Regenerate.
8665 2008-07-29 Ian Lance Taylor <iant@google.com>
8667 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8668 symbols before other symbols.
8669 * testsuite/script_test_2.cc (test_addr): Declare.
8670 (test_addr_alias): Declare.
8671 (main): Check that test_addr and test_addr_alias have the right
8673 * testsuite/script_test_2.t: Define test_addr_alias and
8676 2008-07-24 Ian Lance Taylor <iant@google.com>
8679 * descriptors.cc: New file.
8680 * descriptors.h: New file.
8681 * gold-threads.h (class Hold_optional_lock): New class.
8682 * fileread.cc: Include "descriptors.h".
8683 (File_read::~File_read): Release descriptor rather than closing
8685 (File_read::open) [file]: Call open_descriptor rather than open.
8686 Set is_descriptor_opened_.
8687 (File_read::open) [memory]: Assert that descriptor is not open.
8688 (File_read::reopen_descriptor): New function.
8689 (File_read::release): Release descriptor.
8690 (File_read::do_read): Make non-const. Reopen descriptor.
8691 (File_read::read): Make non-const.
8692 (File_read::make_view): Reopen descriptor.
8693 (File_read::do_readv): Likewise.
8694 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8695 Update declarations.
8696 * layout.cc: Include "descriptors.h".
8697 (Layout::create_build_id): Use open_descriptor rather than open.
8698 * output.cc: Include "descriptors.h".
8699 (Output_file::open): Use open_descriptor rather than open.
8700 * archive.cc (Archive::const_iterator): Change Archive to be
8702 (Archive::begin, Archive::end): Make non-const.
8703 (Archive::count_members): Likewise.
8704 * archive.h (class Archive): Update declarations.
8705 * object.h (Object::read): Make non-const.
8706 * Makefile.am (CCFILES): Add descriptors.cc.
8707 (HFILES): Add descriptors.h.
8708 * Makefile.in: Rebuild.
8711 * gold.h: Always include <clocale>. Add Solaris workarounds
8712 following code in binutils/sysdep.h.
8715 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8716 this->eh_frame_hdr_ is NULL before using it.
8718 * dynobj.cc (Versions::Versions): Update comment.
8720 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8721 the base version name.
8723 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8724 array size plus one.
8725 (Stringpool_template::set_string_offsets): Subtract one from key
8726 before using it as an array index.
8727 (Stringpool_template::get_offset_with_length): Likewise.
8728 (Stringpool_template::write_to_buffer): Likewise.
8729 * stringpool.h (Stringpool_template::get_offset_from_key):
8732 2008-07-23 Ian Lance Taylor <iant@google.com>
8735 * object.h (Merged_symbol_value::value): Do our best to handle a
8739 * script.cc (Version_script_info::get_versions): Don't add empty
8740 version tag to return value.
8741 (Version_script_info::get_symbol_version_helper): Change return
8742 type to bool. Add pversion parameter. Change all callers.
8743 (script_register_vers_node): Don't require a non-NULL tag.
8744 * script.h (class Version_script_info): Update declarations.
8745 (Version_script_info::get_symbol_version): Change return type to
8746 bool. Add version parameter. Change all callers.
8747 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8748 handling. Handle an empty version from a version script.
8749 (Symbol_table::define_special_symbol): Likewise.
8750 * testsuite/ver_test_10.script: New file.
8751 * testsuite/ver_test_10.sh: New file.
8752 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8753 (check_DATA): Add ver_test_10.syms.
8754 (ver_test_10.syms, ver_test_10.so): New target.
8755 * testsuite/Makefile.in: Rebuild.
8757 2008-07-23 Simon Baldwin <simonb@google.com>
8759 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8760 to zero for undefined symbols from dynamic libraries.
8762 2008-07-23 Ian Lance Taylor <iant@google.com>
8764 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8766 * symtab.h (class Symbol_table): Update declaration.
8767 * testsuite/ver_test_9.cc: New file.
8768 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8769 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8770 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8771 (ver_test_9.so, ver_test_9.o): New targets.
8772 * testsuite/Makefile.in: Rebuild.
8774 2008-07-22 Ian Lance Taylor <iant@google.com>
8776 * options.h (class General_options): Define --check-sections.
8777 * layout.cc (Layout::set_segment_offsets): Handle
8780 * options.h (class General_options): Define -n/--nmagic and
8782 * options.cc (General_options::finalize): For -n/--nmagic or
8783 -N/--omagic, set -static.
8784 * layout.cc (Layout::attach_allocated_section_to_segment): If
8785 -N/--omagic, don't put read-only and read-write sections in
8787 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8788 finding a read-only segment.
8789 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8790 don't set the minimum segment alignment to the common page size,
8791 and don't set the file offset to the address modulo the page size.
8792 * script-sections.cc (Script_sections::create_segments): If
8793 -n/--omagic, don't put read-only and read-write sections in
8796 * cref.cc: New file.
8798 * options.h (class General_options): Add --print-symbol-counts.
8799 * main.cc (main): Issue defined symbol report if requested.
8800 * archive.cc (Archive::interpret_header): Make into a const member
8802 (Archive::add_symbols): Call Input_objects::archive_start and
8804 (Archive::const_iterator): Define new class.
8805 (Archive::begin, Archive::end): New functions.
8806 (Archive::include_all_members): Rewrite to use iterator.
8807 (Archive::count_members): New function.
8808 * archive.h (class Archive): Update declarations.
8809 (Archive::filename): New function.
8810 * object.cc: Include "cref.h".
8811 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8812 (Sized_relobj::do_get_global_symbol_counts): New function.
8813 (Input_objects::add_object): Add object to cross-referencer.
8814 (Input_objects::archive_start): New function.
8815 (Input_objects::archive_stop): New function.
8816 (Input_objects::print_symbol_counts): New function.
8817 * object.h: Declare Cref and Archive.
8818 (Object::get_global_symbol_counts): New function.
8819 (Object::do_get_global_symbol_counts): New pure virtual function.
8820 (class Sized_relobj): Add defined_count_ field. Update
8822 (class Input_objects): Add cref_ field. Update constructor.
8823 Update declarations.
8824 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8826 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8828 (Sized_dynobj::do_get_global_symbol_counts): New function.
8829 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8830 defined_count_. Update declarations. Define Symbols typedef.
8831 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8832 parameter. Change all callers.
8833 (Symbol_table::add_from_dynobj): Add sympointers and defined
8834 parameters. Change all callers.
8835 * symtab.h (class Symbol_table): Update declarations.
8836 * Makefile.am (CCFILES): Add cref.cc.
8837 (HFILES): Add cref.h.
8838 * Makefile.in: Rebuild.
8840 2008-07-22 Simon Baldwin <simonb@google.com>
8842 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8843 to zero when writing undefined symbols.
8845 2008-07-22 Ian Lance Taylor <iant@google.com>
8847 * output.cc (Output_section::add_input_section): Don't try to
8848 merge empty merge sections.
8850 2008-07-21 Craig Silverstein <csilvers@google.com>
8852 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8853 Include symbol version in error message.
8855 2008-07-20 Chris Demetriou <cgd@google.com>
8857 * configure.ac (gold_cv_c_random_seed): New configured variable.
8858 (RANDOM_SEED_CFLAGS): New substituted variable.
8859 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8860 * configure: Rebuild.
8861 * Makefile.in: Likewise.
8862 * testsuite/Makefile.in: Likewise.
8864 2008-07-18 Ian Lance Taylor <iant@google.com>
8866 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8867 where we see NAME/NULL and NAME/VERSION as separate symbols.
8868 * testsuite/ver_test_main.cc (main): Call t4.
8869 (t4, t4_2a): Define.
8870 * testsuite/ver_test_2.cc (t4_2): Define.
8871 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8872 * testsuite/ver_test_4.cc (t4_2a): Define.
8873 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8874 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8876 2008-07-17 Ian Lance Taylor <iant@google.com>
8878 * dynobj.cc (Versions::add_def): If we give an error about a
8879 missing version, go ahead and create the version anyhow.
8881 2008-07-10 Ian Lance Taylor <iant@google.com>
8883 Handle output sections with more than 0x7fffffff bytes.
8884 * object.h (class Relobj): Change map_to_output_ to
8885 output_sections_, and just keep a section pointer. Change all
8886 uses. Move comdat group support to Sized_relobj.
8887 (Relobj::is_section_specially_mapped): Remove.
8888 (Relobj::output_section): Remove poff parameter. Change all
8890 (Relobj::output_section_offset): New function.
8891 (Relobj::set_section_offset): Rewrite.
8892 (Relobj::map_to_output): Remove.
8893 (Relobj::output_sections): New function.
8894 (Relobj::do_output_section_offset): New pure virtual function.
8895 (Relobj::do_set_section_offset): Likewise.
8896 (class Sized_relobj): Add section_offsets_ field. Add comdat
8897 group support from Relobj. Update declarations.
8898 (Sized_relobj::get_output_section_offset): New function.
8899 (Sized_relobj::do_output_section_offset): New function.
8900 (Sized_relobj::do_set_section_offset): New function.
8901 * object.cc (Relobj::output_section_address): Remove.
8902 (Sized_relobj::Sized_relobj): Initialize new fields.
8903 (Sized_relobj::include_section_group): Cast find_kept_object to
8905 (Sized_relobj::include_linkonce_section): Likewise.
8906 (Sized_relobj::do_layout): Use separate arrays for output section
8908 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8910 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8911 output_sections and section_offsets.
8912 (Sized_relobj::write_local_symbols): Likewise.
8913 (map_to_kept_section): Compute output address directly.
8914 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8915 output_sections and section_offsets.
8916 (Sized_relobj::write_sections): Likewise.
8917 (Sized_relobj::relocate_sections): Likewise.
8918 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8919 * output.h (class Output_reloc): Update declarations. Change
8920 u2_.relobj to Sized_relobj*.
8921 (class Output_data_reloc): Change add functions to use
8923 * output.cc (Output_reloc::Output_reloc): Change relobj to
8925 (Output_reloc::local_section_offset): Change return type to
8926 Elf_Addr. Use get_output_section_offset.
8927 (Output_reloc::get_address): Likewise.
8928 (Output_section::is_input_address_mapped): Don't call
8929 is_section_specially_mapped.
8930 (Output_section::output_offset): Likewise.
8931 (Output_section::output_address): Likewise.
8932 (Output_section::starting_output_address): Likewise.
8933 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8934 parameter to Sized_relobj*.
8935 (Copy_relocs::need_copy_reloc): Likewise.
8936 (Copy_relocs::save): Likewise.
8937 * copy-relocs.h (class Copy_relocs): Update declarations.
8938 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8939 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8940 * target-reloc.h (relocate_for_relocatable): Change
8941 offset_in_output_section type to Elf_Addr. Change code that uses
8943 * layout.cc (Layout::layout): Always set *off.
8944 * mapfile.cc (Mapfile::print_input_section): Use
8945 output_section_offset.
8946 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8948 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8949 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8950 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8952 2008-07-03 Ian Lance Taylor <iant@google.com>
8954 * layout.cc (Layout::include_section): Do not discard unrecognized
8955 SHT_STRTAB sections.
8957 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8959 * script.cc (Lex::can_continue_name): Make '?' allowable in
8960 version-script names.
8961 * testsuite/version_script.map: Change glob pattern to use '?'
8963 2008-06-30 Manish Singh <yosh@gimp.org>
8966 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8969 2008-06-30 Ian Lance Taylor <iant@google.com>
8973 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8974 versions]: Don't try to read the value in the contents, since we
8975 don't use it. Use the template endianness when writing.
8977 2008-06-25 Cary Coutant <ccoutant@google.com>
8979 * fileread.cc (File_read::make_view): Assert on zero-length view.
8980 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8981 symbol table when there are no symbols to read.
8983 2008-06-23 Craig Silverstein <csilvers@google.com>
8985 * version.cc (version_string): Bump to 1.7
8987 2008-06-18 Craig Silverstein <csilvers@google.com>
8989 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8990 constant 0xFFFF to type Valtype.
8991 (Powerpc_relocate_functions::rel16_ha): Likewise.
8993 2008-06-17 Ian Lance Taylor <iant@google.com>
8995 * output.h (Output_section::Input_section): Initialize p2align_ to
8996 zero for Output_section_data constructors.
8997 (Output_section::Input_section::addralign): If not an input
8998 section, return the alignment of the Output_section_data.
8999 * testsuite/copy_test.cc: New file.
9000 * testsuite/copy_test_1.cc: New file.
9001 * testsuite/copy_test_2.cc: New file.
9002 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9003 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9004 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9005 (copy_test_1_pic.o, copy_test_1.so): New targets.
9006 (copy_test_2_pic.o, copy_test_2.so): New targets.
9007 * testsuite/Makefile.in: Rebuild.
9009 * script-sections.cc (Script_sections::place_orphan): Initialize
9010 local variable exact.
9012 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9014 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9016 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9017 David S. Miller <davem@davemloft.net>
9019 * powerpc.cc: New file.
9020 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9021 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9022 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9023 * Makefile.in: Rebuild.
9025 2008-06-09 Ian Lance Taylor <iant@google.com>
9027 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9029 (throwing, orig_terminate): New static variables.
9030 (terminate_handler): New static function.
9031 (t2): Set terminate handler.
9033 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9036 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9039 2008-05-30 Cary Coutant <ccoutant@google.com>
9041 * archive.cc (Archive::include_all_members) Correct to step
9042 over symbol table and extended name table in thin archives.
9044 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9047 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9050 2008-05-28 Caleb Howe <cshowe@google.com>
9052 * reduced_debug_output.cc: New file.
9053 * reduced_debug_output.h: New file.
9054 * options.h (class General_options): Add --strip-debug-non-line.
9055 * options.cc (General_options::finalize): Add strip_debug_non_line
9056 to the strip heirarchy.
9057 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9059 * layout.cc: Include "reduced_debug_output.h".
9060 (Layout::Layout): Initialize new fields.
9061 (line_only_debug_sections): New static array.
9062 (is_lines_only_debug_sections): New static inline function.
9063 (Layout::include_section): Handle --strip-debug-non-line.
9064 (Layout::make_output_section): If --strip-debug-non-line, build
9065 new output sections for .debug_abbrev and .debug_info.
9066 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9067 gold. Warn about possible overflow.
9068 (read_signed_LEB_128): Likewise.
9069 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9070 (read_signed_LEB_128): Declare.
9071 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9072 (HFILES): Add reduced_debug_output.h.
9073 * Makefile.in: Rebuild.
9075 2008-05-21 Ian Lance Taylor <iant@google.com>
9077 * mapfile.cc: New file.
9078 * mapfile.h: New file.
9079 * options.h (class General_options): Add -M/--print-map and -Map.
9080 * options.cc (General_options::finalize): Make -M equivalent to
9082 * main.cc: Include <cstdio> and "mapfile.h".
9083 (main): Open mapfile if requested.
9084 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9085 constructor. Change caller.
9086 (queue_initial_tasks): Add mapfile parameter. Change caller.
9087 (queue_middle_tasks): Likewise.
9088 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9090 * archive.cc: Include "mapfile.h".
9091 (Archive::add_symbols): Add mapfile parameter. Change all
9092 callers. Pass mapfile, symbol, and reason to include_member.
9093 (Archive::include_all_members): Add mapfile parameter. Change all
9095 (Archive::include_member): Add mapfile, sym, and why parameters.
9096 Change all callers. Report inclusion to map file.
9097 * archive.h: Include "fileread.h".
9098 (class Archive): Update declarations.
9099 (Archive::file): New const method.
9100 (class Add_archive_symbols): Add mapfile_ field. Update
9101 constructor. Change all callers.
9102 * readsyms.h (class Read_symbols): Likewise.
9103 (class Finish_group): Likewise.
9104 (class Read_script): Likewise.
9105 * common.cc: Include "mapfile.h".
9106 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9108 (Symbol_table::do_allocate_commons): Likewise.
9109 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9110 symbol allocation to mapfile.
9111 * common.h (class Allocate_commons_task): Add mapfile_ field.
9112 Update constructor. Change all callers.
9113 * symtab.h (class Symbol_table): Update declarations.
9114 * layout.cc: Include "mapfile.h".
9115 (Layout_task_runner::run): Print information to mapfile.
9116 (Layout::create_gold_note): Change Output_data_fixed_space to
9117 Output_data_zero_fill.
9118 (Layout::create_build_id): Likewise.
9119 (Layout::print_to_mapfile): New function.
9120 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9121 constructor. Change caller.
9122 (class Layout): Declare print_to_mapfile.
9123 * output.cc (Output_section::Input_section::print_to_mapfile): New
9125 (Output_section::add_input_section): If producing a map, always
9126 add to input_sections_ list.
9127 (Output_section::do_print_to_mapfile): New function.
9128 (Output_segment::print_sections_to_mapfile): New function.
9129 (Output_segment::print_section_list_to_mapfile): New function.
9130 * output.h: Include "mapfile.h".
9131 (Output_data::print_to_mapfile): New function.
9132 (Output_data::do_print_to_mapfile): New virtual function.
9133 (Output_segment_headers::do_print_to_mapfile): New function.
9134 (Output_file_header::do_print_to_mapfile): New function.
9135 (Output_data_const::do_print_to_mapfile): New function.
9136 (class Output_data_const_buffer): Add map_name_ field. Update
9137 constructor. Change all callers. Add do_print_to_mapfile
9139 (class Output_data_fixed_space): Likewise.
9140 (class Output_data_space): Likewise.
9141 (class Output_data_zero_fill): New class.
9142 (Output_data_strtab::do_print_to_mapfile): New function.
9143 (Output_data_reloc_base::do_print_to_mapfile): New function.
9144 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9145 (Output_data_group::do_print_to_mapfile): New function.
9146 (Output_data_got::do_print_to_mapfile): New function.
9147 (Output_data_dynamic::do_print_to_mapfile): New function.
9148 (Output_symtab_xindex::do_print_to_mapfile): New function.
9149 (class Output_section): Declare do_print_to_mapflie. Declare
9150 print_to_mapfile in Input_section.
9151 (class Output_segment): Declare new functions.
9152 * object.h (Sized_relobj::symbol_count): New function.
9153 * script-sections.cc
9154 (Output_section_element_dot_assignment::set_section_addresses):
9155 Change Output_data_fixed_space to Output_data_zero_fill.
9156 (Output_data_expression::do_print_to_mapfile): New function.
9157 * script.cc (read_input_script): Add mapfile parameter. Change
9159 * script.h (read_input_script): Update declaration.
9160 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9161 (Eh_frame::do_print_to_mapfile): New function.
9162 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9163 (Output_merge_string::do_print_to_mapfile): New function.
9164 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9166 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9168 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9170 * Makefile.am (CCFILES): Add mapfile.cc.
9171 (HFILES): Add mapfile.h.
9172 * Makefile.in: Rebuild.
9174 2008-05-19 Ian Lance Taylor <iant@google.com>
9176 * options.h (class General_options): Add -z relro.
9177 * layout.cc (Layout::Layout): Initialize relro_segment_.
9178 (Layout::add_output_section_data): Return the output section.
9179 (Layout::make_output_section): Rcognize relro sections and mark
9181 (Layout::attach_allocated_section_to_segment): Put relro sections
9182 in a PT_GNU_RELRO segment.
9183 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9185 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9187 (Layout::linkonce_mapping): Map d.rel.ro.local to
9189 (Layout::output_section_name): Us .data.rel.ro.local for any
9190 section which begins with that.
9191 * layout.h (class Layout): Update add_output_section_data
9192 declaration. Add relro_segment_ field.
9193 * output.cc (Output_section::Output_section): Initialize is_relro_
9194 and is_relro_local_ fields.
9195 (Output_segment::add_output_section): Group relro sections.
9196 (Output_segment::is_first_section_relro): New function.
9197 (Output_segment::maximum_alignment): If there is a relro section,
9198 align the segment to the common page size.
9199 (Output_segment::set_section_addresses): Track whether we are
9200 looking at relro sections. If the last section is a relro
9201 section, align to the common page size.
9202 (Output_segment::set_section_list_addresses): Add in_relro
9203 parameter. Change all callers. Align to the page size when
9204 moving from relro to non-relro section.
9205 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9207 * output.h (class Output_section): Add is_relro_ and
9208 is_relro_local_ fields.
9209 (Output_section::is_relro): New function.
9210 (Output_section::set_is_relro): New function.
9211 (Output_section::is_relro_local): New function.
9212 (Output_section::set_is_relro_local): New function.
9213 (class Output_segment): Update declarations.
9214 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9215 * sparc.cc (Target_sparc::got_section): Likewise.
9216 * x86_64.cc (Target_x86_64::got_section): Likewise.
9217 * testsuite/relro_test_main.cc: New file.
9218 * testsuite/relro_test.cc: New file.
9219 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9220 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9221 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9222 (relro_test.so, relro_test_pic.o): New targets.
9223 * testsuite/Makefile.in: Rebuild.
9225 2008-05-16 Ian Lance Taylor <iant@google.com>
9227 * output.cc (Output_segment::add_output_section): Remove front
9229 * output.h (class Output_segment): Remove
9230 add_initial_output_section and overloaded add_output_section.
9231 Update declaration of remaining add_output_section.
9232 * layout.cc (Layout::create_interp): Call add_output_section
9233 rather than add_initial_output_section.
9234 (Layout::finish_dynamic_section): Likewise.
9236 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9237 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9238 know the dynamic type.
9239 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9240 field. Initialize it in constructor.
9241 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9242 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9243 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9246 * output.cc (Output_reloc::get_address): Change return type to
9248 * output.h (class Output_reloc): Update get_address declaration.
9249 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9250 for section addresses.
9252 2008-05-09 Ian Lance Taylor <iant@google.com>
9255 * gold.cc (gold_nomem): Use return value of write.
9257 2008-05-08 Ian Lance Taylor <iant@google.com>
9259 * symtab.c (Symbol::init_base_output_data): Add version
9260 parameter. Change all callers.
9261 (Symbol::init_base_output_segment): Likewise.
9262 (Symbol::init_base_constant): Likewise.
9263 (Symbol::init_base_undefined): Likewise.
9264 (Sized_symbol::init_output_data): Likewise.
9265 (Sized_symbol::init_output_segment): Likewise.
9266 (Sized_symbol::init_constant): Likewise.
9267 (Sized_symbol::init_undefined): Likewise.
9268 (Symbol_table::do_define_in_output_data): If the new symbol has a
9269 version, mark it as the default.
9270 (Symbol_table::do_define_in_output_segment): Likewise.
9271 (Symbol_table::do_define_as_constant): Likewise.
9272 * symtab.h (class Symbol): Update declarations.
9273 (class Sized_symbol): Likewise.
9274 * resolve.cc (Symbol::override_version): New function.
9275 (Symbol::override_base): Call override_version.
9276 (Symbol::override_base_with_special): Likewise.
9277 * testsuite/ver_script_8.script: New file.
9278 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9279 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9280 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9281 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9283 2008-05-06 Ian Lance Taylor <iant@google.com>
9286 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9288 (class General_options): Remove existing --undefined, and add
9289 --no-undefined instead. Add new --undefined as synonym for -u.
9290 * archive.cc (Archive::add_symbols): Check whether symbol was
9292 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9293 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9294 all uses. Add IS_UNDEFINED. Update declarations to split
9295 different versions of init_base. Declare init_base_undefined.
9296 (Symbol::is_defined): Handle IS_UNDEFINED.
9297 (Symbol::is_undefined): Likewise.
9298 (Symbol::is_weak_undefined): Call is_undefined.
9299 (Symbol::is_absolute): Handle IS_CONSTANT.
9300 (class Sized_symbol): Update declarations to split different
9301 versions of init. Declare init_undefined.
9302 (class Symbol_table): Declare new functions.
9303 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9305 (Symbol::init_base_output_data): Likewise.
9306 (Symbol::init_base_output_segment): Likewise.
9307 (Symbol::init_base_constant): Likewise.
9308 (Symbol::init_base_undefined): New function.
9309 (Sized_symbol::init_object): Rename from init. Change all
9311 (Sized_symbol::init_output_data): Likewise.
9312 (Sized_symbol::init_output_segment): Likewise.
9313 (Sized_symbol::init_constant): Likewise.
9314 (Sized_symbol::init_undefined): New function.
9315 (Symbol_table::add_undefined_symbols_from_command_line): New
9317 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9319 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9320 (Symbol::output_section): Likewise.
9321 (Symbol::set_output_section): Likewise.
9322 (Symbol_table::sized_finalize_symbol): Likewise.
9323 (Symbol_table::sized_write_globals): Likewise.
9324 * resolve.cc (Symbol_table::should_override): Likewise.
9325 (Symbol::override_base_with_special): Likewise.
9327 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9328 symbol, change it to have default visibility.
9329 * testsuite/protected_1.cc: New file.
9330 * testsuite/protected_2.cc: New file.
9331 * testsuite/protected_3.cc: New file.
9332 * testsuite/protected_main_1.cc: New file.
9333 * testsuite/protected_main_2.cc: New file.
9334 * testsuite/protected_main_3.cc: New file.
9335 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9336 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9337 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9338 (protected_1.so): New target.
9339 (protected_1_pic.o, protected_2_pic.o): New targets.
9340 (protected_3_pic.o): New target.
9341 (check_PROGRAMS): Add protected_2.
9342 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9343 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9344 * testsuite/Makefile.in: Rebuild.
9346 * options.h (DEFINE_var): Add set_user_set_##varname__.
9347 (DEFINE_bool_alias): New macro.
9348 (class General_options): Define -Bstatic using DEFINE_bool_alias
9349 rather than DEFINE_special. Add --undefined as an alias for -z
9351 * options.cc (General_options::parse_Bstatic): Remove.
9353 * options.h (class General_options): Add --fatal-warnings.
9354 * main.cc (main): Implement --fatal-warnings.
9355 * errors.h (Errors::warning_count): New function.
9357 * options.h (class General_options): Add -Bsymbolic-functions.
9358 * symtab.h (Symbol::is_preemptible): Check for
9359 -Bsymbolic-functions.
9361 2008-05-05 Ian Lance Taylor <iant@google.com>
9363 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9364 as noVARNAME rather than no-VARNAME.
9365 (class General_options): Add option -z combreloc.
9366 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9368 (Output_reloc::sort_before) [SHT_REL]: New function.
9369 (Output_reloc::sort_before) [SHT_RELA]: New function.
9370 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9371 Sort_relocs_comparison.
9372 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9373 parameter. Change all callers.
9374 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9375 sort_relocs parameter. Change all callers.
9376 * output.cc (Output_reloc::get_address): New function, broken out
9378 (Output_reloc::write_rel): Call it.
9379 (Output_reloc::compare): New function.
9380 (Output_data_reloc_base::do_write): Optionally sort relocs.
9382 * configure.ac: If targ_extra_obj is set, link it in.
9383 * configure.tgt: Initialize all variables.
9384 (x86_64*): Set targ_extra_obj and targ_extra_size.
9385 * configure: Rebuild.
9387 * object.cc (Sized_relobj::include_section_group): Adjust section
9388 indexes read from group data. Build vector to pass to
9390 * layout.cc (Layout::layout_group): Add flags and shndxes
9391 parameters. Remove contents parameter. Change caller. Update
9392 explicit instantiations.
9393 * layout.h (class Layout): Update layout_group declaration.
9394 * output.cc (Output_data_group::Output_data_group): Add flags and
9395 input_shndxes parameters. Remove contents parameter. Change
9397 (Output_data_group::do_write): Change input_sections_ to
9399 * output.h (class Output_data_group): Update constructor
9400 declaration. Rename input_sections_ to input_shndxes_.
9401 * testsuite/many_sections_test.cc: Add template.
9403 2008-04-30 Cary Coutant <ccoutant@google.com>
9405 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9407 * layout.cc (Layout::include_section): Refactored check for debug
9409 (Layout::add_comdat): Add new parameters. Change type
9410 of signature parameter. Add object and shndx to signatures table.
9411 (Layout::find_kept_object): New function.
9412 * layout.h: Include <cstring>.
9413 (Layout::is_debug_info_section): New function.
9414 (Layout::add_comdat): Add new parameters.
9415 (Layout::find_kept_object): New function.
9416 (Layout::Kept_section): New struct.
9417 (Layout::Signatures): Change type of map range.
9418 * object.cc (Relobj::output_section_address): New function.
9419 (Sized_relobj::include_section_group): Add new parameters. Change
9420 calls to Layout::add_comdat. Change to build table of kept comdat
9421 groups and table mapping discarded sections to kept sections.
9422 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9423 (Sized_relobj::do_layout): Change calls to include_section_group and
9424 include_linkonce_section.
9425 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9426 value to zero when section is discarded.
9427 (Sized_relobj::map_to_kept_section): New function.
9428 * object.h (Relobj::output_section_address): New function.
9429 (Relobj::Comdat_group): New type.
9430 (Relobj::find_comdat_group): New function.
9431 (Relobj::Comdat_group_table): New type.
9432 (Relobj::Kept_comdat_section): New type.
9433 (Relobj::Kept_comdat_section_table): New type.
9434 (Relobj::add_comdat_group): New function.
9435 (Relobj::set_kept_comdat_section): New function.
9436 (Relobj::get_kept_comdat_section): New function.
9437 (Relobj::comdat_groups_): New field.
9438 (Relobj::kept_comdat_sections_): New field.
9439 (Symbol_value::input_value): Update comment.
9440 (Sized_relobj::map_to_kept_section) New function.
9441 (Sized_relobj::include_linkonce_section): Add new parameter.
9442 * target-reloc.h (Comdat_behavior): New type.
9443 (get_comdat_behavior): New function.
9444 (relocate_section): Add code to map a discarded section to the
9445 corresponding kept section when applying a relocation.
9447 2008-04-30 Craig Silverstein <csilvers@google.com>
9449 * dwarf_reader.cc (next_generation_count): New static var.
9450 (Addr2line_cache_entry): New struct.
9451 (addr2line_cache): New static var.
9452 (Dwarf_line_info::one_addr2line): Added caching.
9453 (Dwarf_line_info::clear_addr2line_cache): New function.
9454 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9455 cache-size parameter.
9456 (Dwarf_line_info::one_addr2line_cache): New function.
9457 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9458 new cache-size argument to one_addr2line(), and clear cache.
9460 2008-04-28 Cary Coutant <ccoutant@google.com>
9462 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9463 R_386_PC8 relocations.
9465 2008-04-23 Ian Lance Taylor <iant@google.com>
9467 * object.cc (Sized_relobj::include_section_group): Check for
9468 invalid section group.
9470 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9473 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9474 than read for file header.
9475 * archive.cc (Archive::include_member): Likewise.
9477 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9479 * aclocal.m4: Regenerate.
9480 * configure: Regenerate.
9482 2008-04-19 Ian Lance Taylor <iant@google.com>
9484 * version.cc (version_string): Bump to 1.6.
9486 * testsuite/Makefile.am (many_sections_r_test): New target.
9487 (many_sections_r_test_SOURCES): Remove.
9488 (many_sections_r_test_DEPENDENCIES): Remove.
9489 (many_sections_r_test_LDFLAGS): Remove.
9490 (many_sections_r_test_LDADD): Remove.
9492 * object.cc (Sized_relobj::do_add_symbols): Always pass
9493 local_symbol_count_ to add_from_relobj.
9495 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9496 every thousand variables.
9497 * testsuite/Makefile.in: Rebuild.
9499 * object.cc (Xindex::initialize_symtab_xindex): New function.
9500 (Xindex::read_symtab_xindex): New function.
9501 (Xindex::sym_xindex_to_shndx): New function.
9502 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9504 (Sized_relobj::do_initialize_xindex): New function.
9505 (Sized_relobj::do_read_symbols): Adjust section links.
9506 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9507 parameter. Change all callers.
9508 (Sized_relobj::include_section_group): Adjust section links and
9509 symbol section indexes.
9510 (Sized_relobj::do_layout): Adjust section links.
9511 (Sized_relobj::do_count_local_symbols): Adjust section links and
9512 symbol section indexes.
9513 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9514 ordinary and special symbols.
9515 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9516 dynsym_xindex parameters. Change all callers. Adjust section
9517 links. Use SHN_XINDEX when needed.
9518 (Sized_relobj::get_symbol_location_info): Adjust section links.
9519 Don't get fooled by special symbols.
9520 * object.h (class Xindex): Define.
9521 (class Object): Add xindex_ parameter. Declare virtual functoin
9522 do_initialize_xindex.
9523 (Object::adjust_sym_shndx): New function.
9524 (Object::set_xindex): New protected function.
9525 (class Symbol_value): Add is_ordinary_shndx_ field.
9526 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9527 (Symbol_value::value): Assert ordinary section.
9528 (Symbol_value::initialize_input_to_output_map): Likewise.
9529 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9531 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9533 (class Sized_relobj): Update declarations.
9534 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9535 parameter. Change all callers.
9536 (Sized_relobj::adjust_shndx): New function.
9537 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9539 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9540 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9541 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9542 (Sized_dynobj::read_dynsym_section): Adjust section links.
9543 (Sized_dynobj::read_dynamic): Likewise.
9544 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9546 (Sized_dynobj::do_initialize_xindex): New function.
9547 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9548 do_initialize_xindex.
9549 (Sized_dynobj::adjust_shndx): New function.
9550 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9551 dynsym_xindex_ fields.
9552 (Layout::finalize): Add a call to set_section_indexes before
9553 creating the symtab sections.
9554 (Layout::set_section_indexes): Don't do anything if the section
9555 already has a section index.
9556 (Layout::create_symtab_sections): Add shnum parameter. Change
9557 caller. Create .symtab_shndx section if needed.
9558 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9560 (Layout::allocated_output_section_count): New function.
9561 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9563 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9564 fields. Update declarations.
9565 (Layout::symtab_xindex): New function.
9566 (Layout::dynsym_xindex): New function.
9567 (class Write_symbols_task): Add layout_ field.
9568 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9570 * output.cc (Output_section_headers::Output_section_headers): Add
9571 shstrtab_section parameter. Change all callers.
9572 (Output_section_headers::do_sized_write): Store overflow values
9573 for section count and section string table section index in
9574 section header zero.
9575 (Output_file_header::do_sized_write): Check for overflow of
9576 section count and section string table section index.
9577 (Output_symtab_xindex::do_write): New function.
9578 (Output_symtab_xindex::endian_do_write): New function.
9579 * output.h (class Output_section_headers): Add shstrtab_section_.
9580 Update declarations.
9581 (class Output_symtab_xindex): Define.
9582 (Output_section::has_out_shndx): New function.
9583 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9585 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9587 (Sized_symbol::init): Likewise.
9588 (Symbol::output_section): Check for ordinary symbol.
9589 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9590 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9592 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9593 Change all callers. Simplify handling of symbols from sections
9594 not included in the link.
9595 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9597 (Weak_alias_sorter::operator()): Assert that symbols are
9599 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9601 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9602 parameters. Change all callers.
9603 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9604 symbol distinction. Use SHN_XINDEX when needed.
9605 (Symbol_table::write_section_symbol): Add symtab_xindex
9606 parameter. Change all callers.
9607 (Symbol_table::sized_write_section_symbol): Likewise. Use
9608 SHN_XINDEX when needed.
9609 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9611 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9612 (Symbol::is_defined): Check is_ordinary.
9613 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9614 (Symbol::is_absolute, Symbol::is_common): Likewise.
9615 (class Sized_symbol): Update declarations.
9616 (class Symbol_table): Update declarations.
9617 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9618 parameters. Change all callers.
9619 (Sized_symbol::override): Likewise.
9620 (Symbol_table::override): Likewise.
9621 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9622 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9623 is_ordinary, and orig_st_shndx parameters. Change all callers.
9624 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9625 to be in an ordinary section.
9626 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9627 object and is_ordinary parameters. Change all callers.
9628 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9629 Change all callers. Don't add undefined or non-ordinary symbols
9631 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9633 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9635 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9636 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9637 (Sized_relobj::relocate_sections): Likewise.
9638 * target-reloc.h (scan_relocs): Adjust section symbol index.
9639 (scan_relocatable_relocs): Likewise.
9640 * i386.cc (Scan::local): Check for ordinary symbols.
9641 * sparc.cc (Scan::local): Likewise.
9642 * x86_64.cc (Scan::local): Likewise.
9643 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9644 to symbol_section_and_value.
9645 * testsuite/many_sections_test.cc: New file.
9646 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9647 (check_PROGRAMS): Add many_sections_test.
9648 (many_sections_test_SOURCES): Define.
9649 (many_sections_test_DEPENDENCIES): Define.
9650 (many_sections_test_LDFLAGS): Define.
9651 (BUILT_SOURCES): Add many_sections_define.h.
9652 (many_sections_define.h): New target.
9653 (BUILT_SOURCES): Add many_sections_check.h.
9654 (many_sections_check.h): New target.
9655 (check_PROGRAMS): Add many_sections_r_test.
9656 (many_sections_r_test_SOURCES): Define.
9657 (many_sections_r_test_DEPENDENCIES): Define.
9658 (many_sections_r_test_LDFLAGS): Define.
9659 (many_sections_r_test_LDADD): Define.
9660 (many_sections_r_test.o): New target.
9661 * testsuite/Makefile.in: Rebuild.
9663 2008-04-17 Cary Coutant <ccoutant@google.com>
9665 * errors.cc (Errors::info): New function.
9666 (gold_info): New function.
9667 * errors.h (Errors::info): New function.
9668 * gold.h (gold_info): New function.
9669 * object.cc (Input_objects::add_object): Print trace output.
9670 * options.cc (options::parse_set): New function.
9671 (General_options::parse_wrap): Deleted.
9672 (General_options::General_options): Deleted initializer.
9673 * options.h (options::String_set): New typedef.
9674 (options::parse_set): New function.
9675 (DEFINE_set): New macro.
9676 (General_options::wrap): Changed to use DEFINE_set. Changed
9677 callers of any_wrap_symbols and is_wrap_symbol.
9678 (General_options::trace, General_options::trace_symbol):
9680 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9681 (General_options::wrap_symbols_): Deleted.
9682 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9684 2008-04-17 David S. Miller <davem@davemloft.net>
9686 * options.cc (General_options::parse_V): New function.
9687 * options.h: Add entries for -V and -Qy.
9689 2008-04-17 Ian Lance Taylor <iant@google.com>
9691 * common.cc (Symbol_table::allocate_commons): Remove options
9692 parameter. Change caller.
9693 (Symbol_table::do_allocate_commons): Remove options parameter.
9694 Change caller. Just call do_allocate_commons_list twice.
9695 (Symbol_table::do_allocate_commons_list): New function, broken out
9696 of do_allocate_commons.
9697 * common.h (class Allocate_commons_task): Remove options_ field.
9699 * symtab.cc (Symbol_table::Symbol_table): Initialize
9701 (Symbol_table::add_from_object): Put TLS common symbols on
9703 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9704 which are IN_OUTPUT_DATA.
9705 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9706 allocate_commons and do_allocate_commons declarations. Declare
9707 do_allocate_commons_list.
9708 * gold.cc (queue_middle_tasks): Update creation of
9709 Allocate_commons_task to not pass options.
9710 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9711 (TLS_TEST_C_FLAGS): New variable.
9712 (tls_test_c_pic.o): New target.
9713 (tls_test_shared.so): Link in tls_test_c_pic.o.
9714 (tls_test_c_pic_ie.o): New target.
9715 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9716 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9717 (tls_test_c.o): New target.
9718 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9719 (tls_pic_test_LDADD): Likewise.
9720 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9721 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9722 (tls_test_c_gnu2.o): New target.
9723 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9725 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9726 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9727 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9728 * testsuite/tls_test.cc: Include "config.h".
9729 (t_last): Call t11_last.
9730 * testsuite/tls_test.h (t11, t11_last): Declare.
9731 * testsuite/tls_test_c.c: New file.
9732 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9733 * configure.ac: Check for OpenMP support.
9734 * configure, config.in, Makefile.in: Rebuild.
9735 * testsuite/Makefile.in: Rebuild.
9737 2008-04-16 Cary Coutant <ccoutant@google.com>
9739 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9740 (Target_i386::tls_base_symbol_defined_): New field.
9741 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9742 (Target_i386::Scan::global): Likewise.
9743 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9744 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9745 (Target_x86_64::tls_base_symbol_defined_): New field.
9746 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9747 (Target_x86_64::Scan::global): Likewise.
9749 2008-04-16 Cary Coutant <ccoutant@google.com>
9751 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9752 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9753 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9754 building shared libraries.
9755 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9756 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9757 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9758 * testsuite/Makefile.in: Rebuild.
9759 * testsuite/weak_undef.h: New file.
9760 * testsuite/weak_undef_file1.cc: Add extra test cases.
9761 * testsuite/weak_undef_file2.cc: Likewise.
9762 * testsuite/weak_undef_test.cc: Likewise.
9764 2008-04-16 David S. Miller <davem@davemloft.net>
9766 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9767 Add issued_non_pic_error_ field. Declare check_non_pic.
9768 (Target_sparc::Scan::check_non_pic): New function.
9769 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9770 (Target_sparc::Scan::global): Likewise.
9772 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9773 * configure: Rebuild.
9775 * options.h (DEFINE_enable): New macro.
9776 (new_dtags): New enable option.
9777 (initfirst, interpose, loadfltr, nodefaultlib,
9778 nodelete, nodlopen, nodump): New -z options.
9779 * layout.cc (Layout:finish_dynamic_section): If new
9780 dtags enabled, emit DT_RUNPATH. Also, emit a
9781 DT_FLAGS_1 containing any specified -z flags.
9783 2008-04-16 Ian Lance Taylor <iant@google.com>
9785 * copy-relocs.cc: New file.
9786 * copy-relocs.h: New file.
9787 * reloc.cc: Remove Copy_relocs code.
9788 * reloc.h: Likewise.
9789 * reloc-types.h (struct Reloc_types) [both versions]: Add
9790 get_reloc_addend_noerror.
9791 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9792 variants of add_global which take an addend which must be zero.
9793 * i386.cc: Include "copy-relocs.h".
9794 (class Target_i386): Change type of copy_relocs_ to variable,
9796 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9798 (Target_i386::do_finalize_sections): Change handling of
9800 * sparc.cc: Include "copy-relocs.h".
9801 (class Target_sparc): Change type of copy_relocs_ to variable,
9803 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9805 (Target_sparc::do_finalize_sections): Change handling of
9807 * x86_64.cc: Include "copy-relocs.h".
9808 (class Target_x86_64): Change type of copy_relocs_ to variable,
9810 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9811 class. Change all callers.
9812 (Target_x86_64::do_finalize_sections): Change handling of
9814 * Makefile.am (CCFILES): Add copy-relocs.cc.
9815 (HFILES): Add copy-relocs.h.
9817 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9819 * testsuite/script_test_4.sh: Permit leading zeroes.
9821 2008-04-15 Ian Lance Taylor <iant@google.com>
9823 * script-sections.cc (Script_sections::create_segments): Use
9824 header_size_adjustment even when there is enough room for the
9826 * testsuite/script_test_4.sh: New file.
9827 * testsuite/script_test_4.t: New file.
9828 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9829 (check_DATA): Add script_test_4.stdout.
9830 (MOSTLYCLEANFILES): Likewise.
9831 (script_test_4): New target.
9832 (script_test_4.stdout): New target.
9833 * testsuite/Makefile.in: Rebuild.
9835 * sparc.cc: Add definitions for Output_data_plt_sparc class
9838 2008-04-14 David S. Miller <davem@davemloft.net>
9840 * sparc.cc: New file.
9841 * Makefile.am (TARGETSOURCES): Add sparc.cc
9842 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9843 * configure.tgt: Document targ_extra_size and
9844 targ_extra_big_endian. Add entries for sparc-* and
9846 * configure.ac: Handle targ_extra_size and
9847 targ_extra_big_endian.
9848 * Makefile.in: Rebuild.
9849 * configure: Likewise.
9850 * po/POTFILES.in: Likewise.
9851 * po/gold.pot: Likewise.
9853 2008-04-14 Ian Lance Taylor <iant@google.com>
9855 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9856 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9857 in the name/type/flags to section mapping. Don't call
9858 allocate_output_section.
9859 (Layout::choose_output_section): Change parameter from adjust_name
9860 to is_input_section. Don't permit input sections after sections
9861 are attached to segments. Don't call allocate_output_section.
9862 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9863 not write_enable_output_section.
9864 (Layout::make_output_section): Don't push to
9865 unattached_section_list_ nor call attach_to_segment. Call
9866 attach_section_to_segment if sections are attached.
9867 (Layout::attach_sections_to_segments): New function.
9868 (Layout::attach_section_to_segment): New function.
9869 (Layout::attach_allocated_section_to_segment): Rename from
9870 attach_to_segment. Remove flags parameter.
9871 (Layout::allocate_output_section): Remove function.
9872 (Layout::write_enable_output_section): Remove function.
9873 * layout.h (class Layout): Update for above changes. Add new
9874 field sections_are_attached_.
9875 * output.h (Output_section::update_flags_for_input_section): New
9877 * output.cc (Output_section::add_input_section): Call
9878 update_flags_for_input_section.
9879 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9881 2008-04-11 Cary Coutant <ccoutant@google.com>
9883 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9884 thought unnecessary.
9885 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9887 2008-04-11 Ian Lance Taylor <iant@google.com>
9889 * output.h (class Output_section_data): Remove inline definition
9891 * output.cc (Output_section_data::set_addralign): New function.
9893 2008-04-11 Cary Coutant <ccoutant@google.com>
9895 Add support for TLS descriptors for i386 and x86_64.
9896 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9897 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9898 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9900 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9901 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9902 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9904 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9905 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9906 Fix problem with initial-exec relocations.
9907 (Target_i386::Relocate::relocate_tls): Likewise.
9908 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9910 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9911 support for section-plus-offset dynamic table entries.
9912 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9913 (Output_data_dynamic::Dynamic_entry): Add support for
9914 section-plus-offset dynamic table entries.
9915 (Output_data_dynamic::Classification): Likewise.
9916 (Output_data_dynamic::classification_): Renamed offset_.
9917 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9918 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9919 (Target_x86_64::make_plt_section): New function.
9920 (Target_x86_64::reserve_tlsdesc_entries): New function.
9921 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9922 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9923 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9924 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9925 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9926 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9927 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9928 add extra PLT entry for TLS descriptors.
9929 (Output_data_plt_x86_64::got_): New field.
9930 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9931 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9933 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9935 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9936 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9937 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9938 R_386_TLS_DESC_CALL relocations.
9939 (Target_x86_64::Scan::global): Likewise.
9940 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9941 for TLS descriptors.
9942 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9943 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9944 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9945 GD-to-IE relaxation.
9946 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9947 and TLS_DESCRIPTORS.
9948 * Makefile.in: Rebuild.
9949 * configure: Rebuild.
9950 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9951 (tls_test_shared2.so): New target.
9952 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9953 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9954 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9955 (tls_shared_gd_to_ie_test_LDADD): New variable.
9956 (tls_shared_gnu2_gd_to_ie_test): New target.
9957 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9959 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9960 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9961 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9962 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9963 (tls_shared_gnu2_test): New target.
9964 (tls_test_gnu2_shared.so): New target.
9965 (tls_shared_gnu2_test_SOURCES): New variable.
9966 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9967 (tls_shared_gnu2_test_LDFLAGS): New variable.
9968 (tls_shared_gnu2_test_LDADD): New variable.
9969 * testsuite/Makefile.in: Rebuild.
9970 * testsuite/Makefile.
9972 2008-04-11 Ian Lance Taylor <iant@google.com>
9974 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9976 * testsuite/Makefile.in: Rebuild.
9978 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9980 * testsuite/script_test_2.cc (main): Adjust test.
9982 2008-04-11 David S. Miller <davem@davemloft.net>
9983 Ian Lance Taylor <iant@google.com>
9985 * options.h (General_options): Add entries for '-Y' and
9987 * options.cc (General_options:finalize): If -Y was used, add those
9988 entries to the library path instead of the default "/lib" and
9991 2008-04-11 David S. Miller <davem@davemloft.net>
9993 * testsuite/justsyms.t: Start at 0x100.
9994 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9995 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9997 * testsuite/script_test_2.cc: Adjust string and section length
10000 2008-04-09 Ian Lance Taylor <iant@google.com>
10003 * script-sections.cc (Sections_element::allocate_to_segment): Add
10005 (Output_section_definition::allocate_to_segment): Likewise.
10006 (Orphan_output_section::allocate_to_segment): Likewise.
10007 (Script_sections::attach_sections_using_phdrs_clause): Don't
10008 propagate non-PT_LOAD segments to orphan sections.
10009 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10010 readelf rather than objdump.
10011 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10012 .interp section and PT_INTERP segment are the same size.
10013 * testsuite/Makefile.in: Rebuild.
10015 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10016 aliases for symbols defined in the same object.
10017 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10018 (weak_alias_test_SOURCES): New variable.
10019 (weak_alias_test_DEPENDENCIES): New variable.
10020 (weak_alias_test_LDFLAGS): New variable.
10021 (weak_alias_test_LDADD): New variable.
10022 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10023 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10024 (weak_alias_test_3.o): New target.
10025 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10026 * testsuite/weak_alias_test_main.cc: New file.
10027 * testsuite/weak_alias_test_1.cc: New file.
10028 * testsuite/weak_alias_test_2.cc: New file.
10029 * testsuite/weak_alias_test_3.cc: New file.
10031 2008-04-08 Ian Lance Taylor <iant@google.com>
10033 * options.h (class General_options): Add --noinhibit-exec option.
10034 * main.cc (main): Check --noinhibit-exec.
10036 * options.h (class General_options): Define --wrap as a special
10037 option. Add wrap_symbols_ field.
10038 (General_options::any_wrap_symbols): New function.
10039 (General_options::is_wrap_symbol): New function.
10040 * options.cc (General_options::parse_wrap): New function.
10041 (General_options::General_options): Initialize wrap_symbols_.
10042 * symtab.cc (Symbol_table::wrap_symbol): New function.
10043 (Symbol_table::add_from_object): Handle --wrap.
10044 * symtab.h (class Symbol_table): Declare wrap_symbol.
10045 * target.h (Target::wrap_char): New function.
10046 (Target::Target_info): Add wrap_char field.
10047 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10048 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10049 * testsuite/testfile.cc (Target_test::test_target_info):
10052 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10055 * layout.h (class Layout): Add added_eh_frame_data_ field.
10056 * layout.cc (Layout::Layout): Initialize new field.
10057 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10058 output section until we find a section we merged successfully.
10059 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10060 that the size be non-zero.
10062 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10065 2008-04-08 Craig Silverstein <csilvers@google.com>
10067 * configure.ac: Export new conditional variable HAVE_ZLIB.
10068 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10070 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10071 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10073 2008-04-07 Ian Lance Taylor <iant@google.com>
10075 * version.cc (version_string): Set to "1.5".
10077 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10078 Add issued_non_pic_error_ field. Declare check_non_pic.
10079 (Target_x86_64::Scan::check_non_pic): New function.
10080 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10081 (Target_x86_64::Scan::global): Likewise.
10083 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10084 addend parameter. Change caller. Handle merge sections.
10085 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10086 Address to Addend. Don't add in the result of
10087 local_section_offset, pass down the addend and use the returned
10089 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10090 Update declarations of local_section_offset and symbol_value.
10091 * testsuite/two_file_test_1.cc (t18): New function.
10092 * testsuite/two_file_test_2.cc (f18): New function.
10093 * testsuite/two_file_test_main.cc (main): Call t18.
10094 * testsuite/two_file_test.h (t18, f18): Declare.
10096 * configure.ac: Don't test for objdump, c++filt, or readelf.
10097 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10099 (TEST_READELF): New variable.
10100 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10101 (check_PROGRAMS): Add two_file_strip_test.
10102 (two_file_strip_test): New target.
10103 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10104 (two_file_same_shared_strip_test_SOURCES): New variable.
10105 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10106 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10107 (two_file_same_shared_strip_test_LDADD): New variable.
10108 (two_file_shared_strip.so): New target.
10109 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10110 (ver_test_5.syms, ver_test_7.syms): Likewise.
10111 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10112 (strip_test_3.stdout): Use TEST_OBJDUMP.
10113 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10115 2008-04-04 Cary Coutant <ccoutant@google.com>
10117 * symtab.h (Symbol::is_weak_undefined): New function.
10118 (Symbol::is_strong_undefined): New function.
10119 (Symbol::is_absolute): New function.
10120 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10121 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10123 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10124 (weak_undef_test): New target.
10125 * testsuite/Makefile.in: Rebuild.
10126 * testsuite/weak_undef_file1.cc: New file.
10127 * testsuite/weak_undef_file2.cc: New file.
10128 * testsuite/weak_undef_test.cc: New file.
10130 2008-04-03 Craig Silverstein <csilvers@google.com>
10132 * compressed_output.h (class Output_compressed_section): Use
10134 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10136 (zlib_compressed_suffix): Removed.
10137 (Output_compressed_section::set_final_data_size): Use unsigned
10139 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10140 Fix linker invocation.
10141 (flagstest_o_specialfile_and_compress_debug_sections):
10143 * testsuite/Makefile.in: Regenerated.
10145 2008-04-02 David S. Miller <davem@davemloft.net>
10147 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10148 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10150 2008-04-02 Craig Silverstein <csilvers@google.com>
10154 2008-04-02 Ian Lance Taylor <iant@google.com>
10156 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10157 parameters. Update for new key type to views_. Change all
10159 (File_read::read): Adjust for byteshift in returned view.
10160 (File_read::add_view): New function, broken out of
10161 find_and_make_view.
10162 (File_read::make_view): New function, broken out of
10163 find_and_make_view.
10164 (File_read::find_or_make_view): Add offset and aligned
10165 parameters. Rewrite accordingly. Change all callers.
10166 (File_read::get_view): Add offset and aligned parameters. Adjust
10167 for byteshift in return value.
10168 (File_read::get_lasting_view): Likewise.
10169 * fileread.h (class File_read): Update declarations.
10170 (class File_read::View): Add byteshift_ field. Add byteshift to
10171 constructor. Add byteshift method.
10172 * archive.h (Archive::clear_uncached_views): New function.
10173 (Archive::get_view): Add aligned parameter. Change all callers.
10174 * object.h (Object::get_view): Add aligned parameter. Change all
10176 (Object::get_lasting_view): Likewise.
10178 * fileread.cc (File_read::release): Don't call clear_views if
10179 there are multiple objects.
10180 * fileread.h (File_read::clear_uncached_views): New function.
10181 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10184 2008-03-31 Cary Coutant <ccoutant@google.com>
10186 Add thin archive support.
10187 * archive.cc (Archive::armagt): New const.
10188 (Archive::setup): Remove task parameter and calls to unlock.
10189 (Archive::unlock_nested_archives): New function.
10190 (Archive::read_header): Add nested_off parameter. Change
10192 (Archive::interpret_header): Likewise.
10193 (Archive::include_all_members): Change to handle thin
10195 (Archive::include_member): Likewise.
10196 * archive.h (Archive::Archive): Add new parameters and
10198 (Archive::armagt): New const.
10199 (Archive::setup): Remove task parameter.
10200 (Archive::unlock_nested_archives): New function.
10201 (Archive::read_header): Add nested_off parameter.
10202 (Archive::interpret_header): Likewise.
10203 (Archive::Nested_archive_table): New typedef.
10204 (Archive::is_thin_archive_): New field.
10205 (Archive::nested_archives_): New field.
10206 (Archive::options_): New field.
10207 (Archive::dirpath_): New field.
10208 (Archive::task_): New field.
10209 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10210 for thin archives. Pass additional parameters to
10211 Archive::Archive. Unlock the archive file after calling
10214 2008-03-29 Ian Lance Taylor <iant@google.com>
10216 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10217 version symbol to be local.
10218 * testsuite/ver_test_4.sh: New file.
10219 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10220 (check_DATA): Add ver_test_4.syms.
10221 (ver_test_4.syms): New target.
10222 * testsuite/Makefile.in: Rebuild.
10225 (Output_section::Input_section_sort_entry::has_priority): New
10227 (Output_section::Input_section_sort_entry::match_file_name): New
10229 (Output_section::Input_section_sort_entry::match_section_name):
10231 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10233 (Output_section::Input_section_sort_entry::match_section_file):
10235 (Output_section::Input_section_sort_compare::operator()): Rewrite
10236 using new Input_section_sort_entry functions. Sort crtbegin and
10237 crtend first. Sort sections with no priority before sections with
10239 * testsuite/initpri1.c (d3): Check j != 4.
10240 (cd5): New constructor/destructor function.
10241 (main): Check j != 2.
10243 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10244 new symbol when resolving, don't call set_is_default.
10245 * testsuite/ver_test_7.cc: New file.
10246 * testsuite/ver_test_7.sh: New file.
10247 * testsuite/Makefile.am (ver_test_7.so): New target.
10248 (ver_test_7.o): New target.
10249 (check_SCRIPTS): Add ver_test_7.sh.
10250 (check_DATA): Add ver_test_7.syms.
10251 (ver_test_7.syms): New target.
10253 2008-03-28 Ian Lance Taylor <iant@google.com>
10255 * layout.cc (Layout::layout): If we see an input section with a
10256 name that needs sorting, set the must_sort flag for the output
10258 (Layout::make_output_section): If the name of the output section
10259 indicates that it might require sorting, set the may_sort flag.
10260 * output.h (Output_section::may_sort_attached_input_sections): New
10262 (Output_section::set_may_sort_attached_input_sections): New
10264 (Output_section::must_sort_attached_input_sections): New
10266 (Output_section::set_must_sort_attached_input_sections): New
10268 (class Output_section): Declare Input_section_sort_entry. Define
10269 Input_section_sort_compare. Declare
10270 sort_attached_input_sections. Add new fields:
10271 may_sort_attached_input_sections_,
10272 must_sort_attached_input_sections_,
10273 attached_input_sections_are_sorted_.
10274 * output.cc (Output_section::Output_section): Initialize new
10276 (Output_section::add_input_section): Add an entry to
10277 input_sections_ if may_sort or must_sort are true.
10278 (Output_section::set_final_data_size): Call
10279 sort_attached_input_sections if necessary.
10280 (Output_section::Input_section_sort_entry): Define new class.
10281 (Output_section::Input_section_sort_compare::operator()): New
10283 (Output_section::sort_attached_input_sections): New function.
10284 * configure.ac: Check whether the compiler supports constructor
10285 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10286 * testsuite/initpri1.c: New file.
10287 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10288 CONSTRUCTOR_PRIORITY.
10289 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10290 (initpri1_LDFLAGS): New variable.
10291 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10293 2008-03-27 Ian Lance Taylor <iant@google.com>
10295 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10296 * testsuite/common_test_1.c: New file.
10297 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10298 (common_test_1_SOURCES): New variable.
10299 (common_test_1_DEPENDENCIES): New variable.
10300 (common_test_1_LDFLAGS): New variable.
10302 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10303 and commons_ correctly when NAME/VERSION does not override
10305 * testsuite/ver_test_6.c: New file.
10306 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10307 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10308 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10310 2008-03-26 Ian Lance Taylor <iant@google.com>
10312 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10313 of an undefined symbol from a version script.
10314 * testsuite/Makefile.am (ver_test_5.so): New target.
10315 (ver_test_5.o): New target.
10316 (check_SCRIPTS): Add ver_test_5.sh.
10317 (check_DATA): Add ver_test_5.syms.
10318 (ver_test_5.syms): New target.
10319 * testsuite/ver_test_5.cc: New file.
10320 * testsuite/ver_test_5.script: New file.
10321 * testsuite/ver_test_5.sh: New file.
10322 * Makefile.in, testsuite/Makefile.in: Rebuild.
10325 Fix problems building gold with gcc 4.3.0.
10326 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10327 (gold_error_at_location, gold_warning_at_location): Use it.
10328 * configure.ac: Check whether we can compile and use a template
10329 function with a printf attribute.
10330 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10331 when jumping over bytes.
10332 * object.cc: Instantiate Object::read_section_data.
10333 * debug.h: Include <cstring>
10334 * dwarf_reader.cc: Include <algorithm>
10335 * main.cc: Include <cstring>.
10336 * options.cc: Include <cstring>.
10337 * output.cc: Include <cstring>.
10338 * script.cc: Include <cstring>.
10339 * script.h: Include <string>.
10340 * symtab.cc: Include <cstring> and <algorithm>.
10341 * target-select.cc: Include <cstring>.
10342 * version.cc: Include <string>.
10343 * testsuite/testmain.cc: Include <cstdlib>.
10344 * configure, config.in: Rebuild.
10346 2008-03-25 Ian Lance Taylor <iant@google.com>
10348 * options.cc: Include "../bfd/bfdver.h".
10349 (options::help): Print bug reporting address.
10351 * version.cc (print_version): Adjust output for current value of
10352 BFD_VERSION_STRING.
10356 * options.cc (options::help): Print list of supported targets.
10357 * target-select.h: Include <vector>.
10358 (class Target_selector): Make machine_, size_, and is_big_endian_
10359 fields const. Add bfd_name_ and instantiated_target_ fields.
10360 (Target_selector::Target_selector): Add bfd_name parameter.
10361 (Target_selector::recognize): Make non-virtual, call
10363 (Target_selector::recognize_by_name): Make non-virtual, call
10364 do_recognize_by_name.
10365 (Target_selector::supported_names): New function.
10366 (Target_selector::bfd_name): New function.
10367 (Target_selector::do_instantiate_target): New pure virtual
10369 (Target_selector::do_recognize): New virtual function.
10370 (Target_selector::do_recognize_by_name): New virtual function.
10371 (Target_selector::instantiate_target): New private function.
10372 (supported_target_names): Declare.
10373 * target-select.cc (Target_selector::Target_selector): Update for
10374 new parameter and fields.
10375 (select_target_by_name): Check that the name matches before
10376 calling recognize_by_name.
10377 (supported_target_names): New function.
10378 * i386.cc (class Target_selector_i386): Update Target_selector
10379 constructor call. Remove recognize and recognize_by_name. Add
10380 do_instantiate_target.
10381 * x86_64.cc (class Target_selector_x86_64): Likewise.
10382 * testsuite/testfile.cc (class Target_selector_test): Update for
10383 changes to Target_selector.
10385 * README: Rewrite, with some notes on unsupported features.
10387 2008-03-24 Cary Coutant <ccoutant@google.com>
10389 * i386.cc (Target_i386::Got_type): New enum declaration.
10390 (Target_i386::Scan::local): Updated callers of Output_data_got
10392 (Target_i386::Scan::global): Likewise.
10393 (Target_i386::Relocate::relocate): Likewise.
10394 (Target_i386::Relocate::relocate_tls): Likewise.
10395 * object.h (Got_offset_list): New class.
10396 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10397 (Sized_relobj::local_got_offset): Likewise.
10398 (Sized_relobj::set_local_got_offset): Likewise.
10399 (Sized_relobj::local_has_tls_got_offset): Removed.
10400 (Sized_relobj::local_tls_got_offset): Removed.
10401 (Sized_relobj::set_local_tls_got_offset): Removed.
10402 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10403 * output.cc (Output_data_got::add_global): Added got_type parameter.
10404 (Output_data_got::add_global_with_rel): Likewise.
10405 (Output_data_got::add_global_with_rela): Likewise.
10406 (Output_data_got::add_global_pair_with_rel): New function.
10407 (Output_data_got::add_global_pair_with_rela): New function.
10408 (Output_data_got::add_local): Added got_type parameter.
10409 (Output_data_got::add_local_with_rel): Likewise.
10410 (Output_data_got::add_local_with_rela): Likewise.
10411 (Output_data_got::add_local_pair_with_rel): New function.
10412 (Output_data_got::add_local_pair_with_rela): New function.
10413 (Output_data_got::add_global_tls): Removed.
10414 (Output_data_got::add_global_tls_with_rel): Removed.
10415 (Output_data_got::add_global_tls_with_rela): Removed.
10416 (Output_data_got::add_local_tls): Removed.
10417 (Output_data_got::add_local_tls_with_rel): Removed.
10418 (Output_data_got::add_local_tls_with_rela): Removed.
10419 * output.h (Output_data_got::add_global): Added got_type parameter.
10420 (Output_data_got::add_global_with_rel): Likewise.
10421 (Output_data_got::add_global_with_rela): Likewise.
10422 (Output_data_got::add_global_pair_with_rel): New function.
10423 (Output_data_got::add_global_pair_with_rela): New function.
10424 (Output_data_got::add_local): Added got_type parameter.
10425 (Output_data_got::add_local_with_rel): Likewise.
10426 (Output_data_got::add_local_with_rela): Likewise.
10427 (Output_data_got::add_local_pair_with_rel): New function.
10428 (Output_data_got::add_local_pair_with_rela): New function.
10429 (Output_data_got::add_global_tls): Removed.
10430 (Output_data_got::add_global_tls_with_rel): Removed.
10431 (Output_data_got::add_global_tls_with_rela): Removed.
10432 (Output_data_got::add_local_tls): Removed.
10433 (Output_data_got::add_local_tls_with_rel): Removed.
10434 (Output_data_got::add_local_tls_with_rela): Removed.
10435 * resolve.cc (Symbol::override_base_with_special): Removed
10436 reference to has_got_offset_ field.
10437 * symtab.cc (Symbol::init_fields): Replaced initialization
10438 of got_offset_ with got_offsets_. Removed initialization
10440 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10441 (Symbol::got_offset): Likewise.
10442 (Symbol::set_got_offset): Likewise.
10443 (Symbol::has_tls_got_offset): Removed.
10444 (Symbol::tls_got_offset): Removed.
10445 (Symbol::set_tls_got_offset): Removed.
10446 (Symbol::got_offset_): Removed.
10447 (Symbol::tls_mod_got_offset_): Removed.
10448 (Symbol::tls_pair_got_offset_): Removed.
10449 (Symbol::got_offsets_): New field.
10450 (Symbol::has_got_offset): Removed.
10451 (Symbol::has_tls_mod_got_offset): Removed.
10452 (Symbol::has_tls_pair_got_offset): Removed.
10453 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10454 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10456 (Target_x86_64::Scan::global): Likewise.
10457 (Target_x86_64::Relocate::relocate): Likewise.
10458 (Target_x86_64::Relocate::relocate_tls): Likewise.
10460 2008-03-25 Ben Elliston <bje@au.ibm.com>
10462 * yyscript.y: Fix spelling error in comment.
10464 2008-03-24 Ian Lance Taylor <iant@google.com>
10466 * options.h (class General_options): Define build_id option.
10467 * layout.h (class Layout): Declare write_build_id, create_note,
10468 create_build_id. Add build_id_note_ member.
10469 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10470 "libiberty.h", "md5.h", "sha1.h".
10471 (Layout::Layout): Initialize eh_frame_data_,
10472 eh_frame_hdr_section_, and build_id_note_.
10473 (Layout::finalize): Call create_build_id.
10474 (Layout::create_note): New function, broken out of
10475 Layout::create_gold_note.
10476 (Layout::create_gold_note): Call create_note.
10477 (Layout::create_build_id): New function.
10478 (Layout::write_build_id): New function.
10479 (Close_task_runner::run): Call write_build_id.
10481 * x86_64.cc: Correct license to GPLv3.
10483 2008-03-23 Ian Lance Taylor <iant@google.com>
10485 * options.cc: Include "demangle.h".
10486 (parse_optional_string): New function.
10487 (parse_long_option): Handle takes_optional_argument.
10488 (parse_short_option): Update dash_z initializer. Handle
10489 takes_optional_argument.
10490 (General_options::General_options): Initialize do_demangle_.
10491 (General_options::finalize): Set do_demangle_. Handle demangling
10493 * options.h (parse_optional_string): Declare.
10494 (struct One_option): Add optional_arg field. Update constructor.
10495 Update call constructor calls. Add takes_optional_argument
10497 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10498 (DEFINE_optional_string): Define.
10499 (General_options::demangle): Change from DEFINE_bool to
10500 DEFINE_optional_string.
10501 (General_options::no_demangle): New function.
10502 (General_options::do_demangle): New function.
10503 (General_options::set_do_demangle): New function.
10504 (General_options::execstack_status_): Move definition to end of
10506 (General_options::static_): Likewise.
10507 (General_options::do_demangle_): New field.
10508 * object.cc (big_endian>::get_symbol_location_info): Call
10509 Options::do_demangle, not Options::demangle.
10510 * symtab.cc (demangle): Likewise.
10512 2008-03-22 Ian Lance Taylor <iant@google.com>
10514 * gold.h: Include <cstddef> and <sys/types.h>
10515 * options.h: Include <cstring>.
10517 2008-03-21 Ian Lance Taylor <iant@google.com>
10519 * Added source code to GNU binutils.