1 2011-05-10 Cary Coutant <ccoutant@google.com>
3 * object.cc (Sized_relobj::do_count_local_symbols): Check for
6 2011-05-06 Ian Lance Taylor <iant@google.com>
8 * layout.cc (Layout::layout): If the output section flags change,
11 2011-04-25 Cary Coutant <ccoutant@google.com>
13 * incremental-dump.cc (dump_incremental_inputs): Print local
14 symbol info for each input file.
16 (Output_section_incremental_inputs::set_final_data_size): Add local
17 symbol info to input file entries in incremental info.
18 (Output_section_incremental_inputs::write_info_blocks): Likewise.
19 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
20 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
21 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
23 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
24 (Sized_incr_relobj::do_relocate): Write the local symbols.
25 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
26 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
27 Adjust size of input file header.
28 (Incremental_inputs_reader::get_local_symbol_offset): New function.
29 (Incremental_inputs_reader::get_local_symbol_count): New function.
30 (Incremental_inputs_reader::get_input_section): Adjust size of input
32 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
33 (Sized_incr_relobj::This): New typedef.
34 (Sized_incr_relobj::sym_size): New const data member.
35 (Sized_incr_relobj::Local_symbol): New struct.
36 (Sized_incr_relobj::do_output_local_symbol_count): New function.
37 (Sized_incr_relobj::do_local_symbol_offset): New function.
38 (Sized_incr_relobj::local_symbol_count_): New data member.
39 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
40 (Sized_incr_relobj::local_symbol_index_): New data member.
41 (Sized_incr_relobj::local_symbol_offset_): New data member.
42 (Sized_incr_relobj::local_dynsym_offset_): New data member.
43 (Sized_incr_relobj::local_symbols_): New data member.
44 * object.h (Relobj::output_local_symbol_count): New function.
45 (Relobj::local_symbol_offset): New function.
46 (Relobj::do_output_local_symbol_count): New function.
47 (Relobj::do_local_symbol_offset): New function.
48 (Sized_relobj::do_output_local_symbol_count): New function.
49 (Sized_relobj::do_local_symbol_offset): New function.
51 2011-04-22 Vladimir Simonov <sv@sw.ru>
53 * descriptors.cc (set_close_on_exec): New function.
54 (Descriptors::open): Use set_close_on_exec.
55 * output.cc (S_ISLNK): Define if not defined.
57 2011-04-22 Cary Coutant <ccoutant@google.com>
59 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
61 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
62 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
63 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
65 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
66 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
67 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
69 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
71 (Incremental_binary::apply_incremental_relocs): New function.
72 (Incremental_binary::do_apply_incremental_relocs): New function.
73 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
75 (Sized_incremental_binary::add_global_symbol): New function.
76 (Sized_incremental_binary::global_symbol): New function.
77 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
78 (Sized_incremental_binary::symbol_map_): New data member.
79 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
80 * target.h (Sized_target::apply_relocation): New function.
81 * target-reloc.h (apply_relocation): New function.
82 * x86_64.cc (Target_x86_64::apply_relocation): New function.
84 2011-04-22 Doug Kwan <dougkwan@google.com>
86 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
87 flag of a SHT_ARM_EXIDX section.
88 * testsuite/Makefile.am (arm_exidx_test): New test rules.
89 * testsuite/Makefile.in: Regenerate.
90 * testsuite/arm_exidx_test.s: New file.
91 * testsuite/arm_exidx_test.sh: Same.
93 2011-04-20 Cary Coutant <ccoutant@google.com>
96 * archive.h (Incremental_archive_entry::Archive_member):
97 Initialize arg_serial_ (second constructor).
99 2011-04-17 Ian Lance Taylor <iant@google.com>
101 * object.cc (Relocate_info::location): Simplify location string.
102 * errors.cc (Errors::error_at_location): Don't print program
104 (Errors::warning_at_location): Likewise.
105 (Errors::undefined_symbol): Likewise.
106 * testsuite/debug_msg.sh: Update accordingly.
108 2011-04-14 Cary Coutant <ccoutant@google.com>
110 * gold/layout.cc (Layout::symtab_section_offset): New function.
111 * gold/layout.h (Layout::symtab_section_offset): New function.
112 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
114 2011-04-12 Ian Lance Taylor <iant@google.com>
116 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
118 * output.h (class Output_file): Add map_is_allocated_ field.
119 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
120 not available, provide stubs. If mremap is not available, #define
122 (MREMAP_MAYMOVE): Define if not defined.
123 (Output_file::Output_file): Initialize map_is_allocated_.
124 (Output_file::resize): Check map_is_allocated_.
125 (Output_file::map_anonymous): If mmap fails, use malloc.
126 (Output_file::unmap): Don't do anything for an anonymous map.
127 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
128 is not available, provide stubs.
129 (File_read::View::~View): Use free rather than delete[].
130 (File_read::make_view): Use malloc rather than new[]. If mmap
132 (File_read::find_or_make_view): Use malloc rather than new[].
133 * gold.h: Remove HAVE_REMAP code.
134 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
135 exists. Rename mremap to gold_mremap. If mmap is not available
137 * configure, config.in: Rebuild.
139 2011-04-11 Ian Lance Taylor <iant@google.com>
141 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
142 initialize local variable v.
144 2011-04-11 Cary Coutant <ccoutant@google.com>
146 * archive.cc (Archive::include_member): Adjust call to
148 (Add_archive_symbols::run): Track argument serial numbers.
149 (Lib_group::include_member): Likewise.
150 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
151 * archive.h (Incremental_archive_entry::Archive_member):
152 Initialize arg_serial_.
153 (Archive_member::arg_serial_): New data member.
154 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
155 (Sized_dynobj::do_add_symbols): Track symbols when doing an
157 (Sized_dynobj::do_for_all_local_got_entries): New function.
158 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
160 * fileread.cc (get_mtime): New function.
161 * fileread.h (get_mtime): New function.
162 * gold.cc (queue_initial_tasks): Check for incremental update.
163 (process_incremental_input): New function.
164 (queue_middle_tasks): Don't force valid target for incremental
166 * incremental-dump.cc (find_input_containing_global): Adjust
167 size of symbol info entry.
168 (dump_incremental_inputs): Dump argument serial number and
169 in_system_directory flag; bias shndx by 1; print symbol names
170 when dumping per-file symbol lists; use new symbol info readers.
172 (Output_section_incremental_inputs:update_data_size): New function.
173 (Sized_incremental_binary::setup_readers): Setup input readers
174 for each input file; build maps for files added from libraries
176 (Sized_incremental_binary::check_input_args): New function.
177 (Sized_incremental_binary::do_check_inputs): Build map of argument
178 serial numbers to input arguments.
179 (Sized_incremental_binary::do_file_has_changed): Rename
180 do_file_is_unchanged to this; compare file modification times.
181 (Sized_incremental_binary::do_init_layout): New function.
182 (Sized_incremental_binary::do_reserve_layout): New function.
183 (Sized_incremental_binary::do_get_input_reader): Remove.
184 (Sized_incremental_binary::get_symtab_view): New function.
185 (Incremental_checker::can_incrementally_link_output_file): Remove.
186 (Incremental_inputs::report_command_line): Exclude --debug options.
187 (Incremental_inputs::report_archive_begin): Add parameter; track
188 argument serial numbers; don't put input file entry for archive
189 before archive members.
190 (Incremental_inputs::report_archive_end): Put input file entry
191 for archive after archive members.
192 (Incremental_inputs::report_object): Add parameter; track argument
193 serial numbers and in_system_directory flag.
194 (Incremental_inputs::report_script): Add parameter; track argument
196 (Output_section_incremental_inputs::set_final_data_size): Adjust
197 size of symbol info entry; check for forwarding symbols.
198 (Output_section_incremental_inputs::write_input_files): Write
199 in_system_directory flag and argument serial number.
200 (Output_section_incremental_inputs::write_info_blocks): Map section
201 indices between incremental info and original input file; store
202 input section index for each symbol.
203 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
204 change operator() to visit().
205 (class Global_got_offset_visitor): Likewise.
206 (class Global_symbol_visitor_got_plt):
207 (Output_section_incremental_inputs::write_got_plt): Use new visitor
209 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
210 (Sized_incr_relobj::do_read_symbols): New function.
211 (Sized_incr_relobj::do_layout): New function.
212 (Sized_incr_relobj::do_layout_deferred_sections): New function.
213 (Sized_incr_relobj::do_add_symbols): New function.
214 (Sized_incr_relobj::do_should_include_member): New function.
215 (Sized_incr_relobj::do_for_all_global_symbols): New function.
216 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
217 (Sized_incr_relobj::do_section_size): New function.
218 (Sized_incr_relobj::do_section_name): New function.
219 (Sized_incr_relobj::do_section_contents): New function.
220 (Sized_incr_relobj::do_section_flags): New function.
221 (Sized_incr_relobj::do_section_entsize): New function.
222 (Sized_incr_relobj::do_section_address): New function.
223 (Sized_incr_relobj::do_section_type): New function.
224 (Sized_incr_relobj::do_section_link): New function.
225 (Sized_incr_relobj::do_section_info): New function.
226 (Sized_incr_relobj::do_section_addralign): New function.
227 (Sized_incr_relobj::do_initialize_xindex): New function.
228 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
229 (Sized_incr_relobj::do_read_relocs): New function.
230 (Sized_incr_relobj::do_gc_process_relocs): New function.
231 (Sized_incr_relobj::do_scan_relocs): New function.
232 (Sized_incr_relobj::do_count_local_symbols): New function.
233 (Sized_incr_relobj::do_finalize_local_symbols): New function.
234 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
235 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
236 (Sized_incr_relobj::do_relocate): New function.
237 (Sized_incr_relobj::do_set_section_offset): New function.
238 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
239 (Sized_incr_dynobj::do_read_symbols): New function.
240 (Sized_incr_dynobj::do_layout): New function.
241 (Sized_incr_dynobj::do_add_symbols): New function.
242 (Sized_incr_dynobj::do_should_include_member): New function.
243 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
244 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
245 (Sized_incr_dynobj::do_section_size): New function.
246 (Sized_incr_dynobj::do_section_name): New function.
247 (Sized_incr_dynobj::do_section_contents): New function.
248 (Sized_incr_dynobj::do_section_flags): New function.
249 (Sized_incr_dynobj::do_section_entsize): New function.
250 (Sized_incr_dynobj::do_section_address): New function.
251 (Sized_incr_dynobj::do_section_type): New function.
252 (Sized_incr_dynobj::do_section_link): New function.
253 (Sized_incr_dynobj::do_section_info): New function.
254 (Sized_incr_dynobj::do_section_addralign): New function.
255 (Sized_incr_dynobj::do_initialize_xindex): New function.
256 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
257 (make_sized_incremental_object): New function.
258 (Incremental_library::copy_unused_symbols): New function.
259 (Incremental_library::do_for_all_unused_symbols): New function.
260 * incremental.h (enum Incremental_input_flags): New type.
261 (class Incremental_checker): Remove.
262 (Incremental_input_entry::Incremental_input_entry): Add argument
264 (Incremental_input_entry::arg_serial): New function.
265 (Incremental_input_entry::set_is_in_system_directory): New function.
266 (Incremental_input_entry::is_in_system_directory): New function.
267 (Incremental_input_entry::arg_serial_): New data member.
268 (Incremental_input_entry::is_in_system_directory_): New data member.
269 (class Script_info): Move here from script.h.
270 (Script_info::Script_info): Add filename parameter.
271 (Script_info::filename): New function.
272 (Script_info::filename_): New data member.
273 (Incremental_script_entry::Incremental_script_entry): Add argument
275 (Incremental_object_entry::Incremental_object_entry): Likewise.
276 (Incremental_object_entry::add_input_section): Build list of input
277 sections with map to original shndx.
278 (Incremental_object_entry::get_input_section_index): New function.
279 (Incremental_object_entry::shndx_): New data member.
280 (Incremental_object_entry::name_key_): Rename; adjust all refs.
281 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
282 (Incremental_archive_entry::Incremental_archive_entry): Add argument
284 (Incremental_inputs::report_archive_begin): Likewise.
285 (Incremental_inputs::report_object): Likewise.
286 (Incremental_inputs::report_script): Likewise.
287 (class Incremental_global_symbol_reader): New class.
288 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
289 and store flags and input file type.
290 (Incremental_input_entry_reader::arg_serial): New function.
291 (Incremental_input_entry_reader::type): Extract type from flags.
292 (Incremental_input_entry_reader::is_in_system_directory): New function.
293 (Incremental_input_entry_reader::get_input_section_count): Call
294 accessor function for type.
295 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
296 function for type; adjust size of global symbol entry.
297 (Incremental_input_entry_reader::get_global_symbol_count): Call
298 accessor function for type.
299 (Incremental_input_entry_reader::get_object_count): Likewise.
300 (Incremental_input_entry_reader::get_object_offset): Likewise.
301 (Incremental_input_entry_reader::get_member_count): Likewise.
302 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
303 (Incremental_input_entry_reader::get_member_offset): Likewise.
304 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
305 (Incremental_input_entry_reader::Global_symbol_info): Remove.
306 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
307 (Incremental_input_entry_reader::get_global_symbol_reader): New
309 (Incremental_input_entry_reader::get_output_symbol_index): New
311 (Incremental_input_entry_reader::type_): Remove.
312 (Incremental_input_entry_reader::flags_): New data member.
313 (Incremental_inputs_reader::input_file_offset): New function.
314 (Incremental_inputs_reader::input_file_index): New function.
315 (Incremental_inputs_reader::input_file): Call input_file_offset.
316 (Incremental_inputs_reader::input_file_at_offset): New function.
317 (Incremental_relocs_reader::get_r_type): Reformat.
318 (Incremental_relocs_reader::get_r_shndx): Reformat.
319 (Incremental_relocs_reader::get_r_offset): Reformat.
320 (Incremental_relocs_reader::data): New function.
321 (Incremental_binary::Incremental_binary): Initialize new data members.
322 (Incremental_binary::check_inputs): Add cmdline parameter.
323 (Incremental_binary::file_is_unchanged): Remove.
324 (Input_reader::arg_serial): New function.
325 (Input_reader::get_unused_symbol_count): New function.
326 (Input_reader::get_unused_symbol): New function.
327 (Input_reader::do_arg_serial): New function.
328 (Input_reader::do_get_unused_symbol_count): New function.
329 (Input_reader::do_get_unused_symbol): New function.
330 (Incremental_binary::input_file_count): New function.
331 (Incremental_binary::get_input_reader): Change signature to use
332 index instead of filename.
333 (Incremental_binary::file_has_changed): New function.
334 (Incremental_binary::get_input_argument): New function.
335 (Incremental_binary::get_library): New function.
336 (Incremental_binary::get_script_info): New function.
337 (Incremental_binary::init_layout): New function.
338 (Incremental_binary::reserve_layout): New function.
339 (Incremental_binary::output_file): New function.
340 (Incremental_binary::do_check_inputs): New function.
341 (Incremental_binary::do_file_is_unchanged): Remove.
342 (Incremental_binary::do_file_has_changed): New function.
343 (Incremental_binary::do_init_layout): New function.
344 (Incremental_binary::do_reserve_layout): New function.
345 (Incremental_binary::do_input_file_count): New function.
346 (Incremental_binary::do_get_input_reader): Change signature.
347 (Incremental_binary::input_args_map_): New data member.
348 (Incremental_binary::library_map_): New data member.
349 (Incremental_binary::script_map_): New data member.
350 (Sized_incremental_binary::Sized_incremental_binary): Initialize
352 (Sized_incremental_binary::output_section): New function.
353 (Sized_incremental_binary::inputs_reader): Add const.
354 (Sized_incremental_binary::symtab_reader): Add const.
355 (Sized_incremental_binary::relocs_reader): Add const.
356 (Sized_incremental_binary::got_plt_reader): Add const.
357 (Sized_incremental_binary::get_symtab_view): New function.
358 (Sized_incremental_binary::Inputs_reader): New typedef.
359 (Sized_incremental_binary::Input_entry_reader): New typedef.
360 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
361 (Sized_incremental_binary::do_file_is_unchanged): Remove.
362 (Sized_incremental_binary::do_file_has_changed): New function.
363 (Sized_incremental_binary::do_init_layout): New function.
364 (Sized_incremental_binary::do_reserve_layout): New function.
365 (Sized_input_reader::Inputs_reader): Remove.
366 (Sized_input_reader::Input_entry_reader): Remove.
367 (Sized_input_reader::do_arg_serial): New function.
368 (Sized_input_reader::do_get_unused_symbol_count): New function.
369 (Sized_input_reader::do_get_unused_symbol): New function.
370 (Sized_incremental_binary::do_input_file_count): New function.
371 (Sized_incremental_binary::do_get_input_reader): Change signature;
372 use index instead of filename.
373 (Sized_incremental_binary::section_map_): New data member.
374 (Sized_incremental_binary::input_entry_readers_): New data member.
375 (class Sized_incr_relobj): New class.
376 (class Sized_incr_dynobj): New class.
377 (make_sized_incremental_object): New function.
378 (class Incremental_library): New class.
379 * layout.cc (Free_list::num_lists): New static data member.
380 (Free_list::num_nodes): New static data member.
381 (Free_list::num_removes): New static data member.
382 (Free_list::num_remove_visits): New static data member.
383 (Free_list::num_allocates): New static data member.
384 (Free_list::num_allocate_visits): New static data member.
385 (Free_list::init): New function.
386 (Free_list::remove): New function.
387 (Free_list::allocate): New function.
388 (Free_list::dump): New function.
389 (Free_list::print_stats): New function.
390 (Layout_task_runner::run): Resize output file for incremental updates.
391 (Layout::Layout): Initialize new data members.
392 (Layout::set_incremental_base): New function.
393 (Layout::init_fixed_output_section): New function.
394 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
396 (Layout::create_gold_note): Do not create gold note section for
398 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
399 for incremental updates.
400 (Layout::set_section_offsets): For incremental updates, allocate space
402 (Layout::create_symtab_sections): Layout with offsets relative to
403 start of section; for incremental updates, allocate space from free
405 (Layout::create_shdrs): For incremental updates, allocate space from
407 (Layout::finish_dynamic_section): For incremental updates, do not
408 check --as-needed (fixed in subsequent patch).
409 * layout.h (class Free_list): New class.
410 (Layout::set_incremental_base): New function.
411 (Layout::incremental_base): New function.
412 (Layout::init_fixed_output_section): New function.
413 (Layout::allocate): New function.
414 (Layout::incremental_base_): New data member.
415 (Layout::free_list_): New data member.
416 * main.cc (main): Print Free_list statistics.
417 * object.cc (Relobj::finalize_incremental_relocs): Add
418 clear_counts parameter; clear counts only when clear_counts is set.
419 (Sized_relobj::Sized_relobj): Initialize new base class.
420 (Sized_relobj::do_layout): Don't report special sections.
421 (Sized_relobj::do_for_all_local_got_entries): New function.
422 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
423 symtab_off to all symbol table offsets.
424 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
425 * object.h (class Got_offset_list): Move to top of file.
426 (Object::Object): Allow case where input_file == NULL.
427 (Object::~Object): Likewise.
428 (Object::input_file): Assert that input_file != NULL.
429 (Object::lock): Allow case where input_file == NULL.
430 (Object::unlock): Likewise.
431 (Object::is_locked): Likewise.
432 (Object::token): Likewise.
433 (Object::release): Likewise.
434 (Object::is_incremental): New function.
435 (Object::get_mtime): New function.
436 (Object::for_all_local_got_entries): New function.
437 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
438 (Object::set_is_in_system_directory): New function.
439 (Object::is_in_system_directory): New function.
440 (Object::do_is_incremental): New function.
441 (Object::do_get_mtime): New function.
442 (Object::do_for_all_local_got_entries): New function.
443 (Object::is_in_system_directory_): New data member.
444 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
445 (class Sized_relobj_base): New class.
446 (class Sized_relobj): Derive from Sized_relobj_base.
447 (class Sized_relobj::Symbols): Redeclare from base class.
448 (class Sized_relobj::local_got_offset_list): Remove.
449 (class Sized_relobj::Output_sections): Redeclare from base class.
450 (class Sized_relobj::do_for_all_local_got_entries): New function.
451 (class Sized_relobj::write_local_symbols): Add offset parameter.
452 (class Sized_relobj::local_symbol_offset_): Update comment.
453 (class Sized_relobj::local_dynsym_offset_): Update comment.
454 * options.cc (Input_arguments::add_file): Remove const.
455 * options.h (Input_file_argument::Input_file_argument):
456 Initialize arg_serial_ (all constructors).
457 (Input_file_argument::set_arg_serial): New function.
458 (Input_file_argument::arg_serial): New function.
459 (Input_file_argument::arg_serial_): New data member.
460 (Input_arguments::Input_arguments): Initialize file_count_.
461 (Input_arguments::add_file): Remove const.
462 (Input_arguments::number_of_input_files): New function.
463 (Input_arguments::file_count_): New data member.
464 (Command_line::number_of_input_files): Call
465 Input_arguments::number_of_input_files.
466 * output.cc (Output_segment_headers::Output_segment_headers):
468 (Output_section::Input_section::current_data_size): New function.
469 (Output_section::Output_section): Initialize new data members.
470 (Output_section::add_input_section): Don't do merge sections for
471 an incremental link; allocate space from free list for an
473 (Output_section::add_output_section_data): Allocate space from
474 free list for an incremental update.
475 (Output_section::update_data_size): New function.
476 (Output_section::set_fixed_layout): New function.
477 (Output_section::reserve): New function.
478 (Output_segment::set_section_addresses): Remove const.
479 (Output_segment::set_section_list_addresses): Remove const; allocate
480 space from free list for an incremental update.
481 (Output_segment::set_offset): Adjust size of RELRO segment for an
483 * output.h (Output_data::current_data_size): Move here from
485 (Output_data::pre_finalize_data_size): New function.
486 (Output_data::update_data_size): New function.
487 (Output_section_headers::update_data_size): new function.
488 (Output_section_data_build::current_data_size): Move to Output_data.
489 (Output_data_strtab::update_data_size): New function.
490 (Output_section::current_data_size): Move to Output_data.
491 (Output_section::set_fixed_layout): New function.
492 (Output_section::has_fixed_layout): New function.
493 (Output_section::reserve): New function.
494 (Output_section::update_data_size): New function.
495 (Output_section::has_fixed_layout_): New data member.
496 (Output_section::free_list_): New data member.
497 (Output_segment::set_section_addresses): Remove const.
498 (Output_segment::set_section_list_addresses): Remove const.
499 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
501 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
503 * readsyms.cc (Read_symbols::do_read_symbols): Add library
504 parameter when calling Add_symbols constructor; store argument
505 serial number for members of a lib group.
506 (Add_symbols::locks): Allow case where token == NULL.
507 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
508 (Read_member::~Read_member): New function.
509 (Read_member::is_runnable): New function.
510 (Read_member::locks): New function.
511 (Read_member::run): New function.
512 (Check_script::~Check_script): New function.
513 (Check_script::is_runnable): New function.
514 (Check_script::locks): New function.
515 (Check_script::run): New function.
516 (Check_library::~Check_library): New function.
517 (Check_library::is_runnable): New function.
518 (Check_library::locks): New function.
519 (Check_library::run): New function.
520 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
521 (Add_symbols::library_): New data member.
522 (class Read_member): New class.
523 (class Check_script): New class.
524 (class Check_library): New class.
525 * reloc.cc (Read_relocs::is_runnable): Allow case where
527 (Read_relocs::locks): Likewise.
528 (Scan_relocs::locks): Likewise.
529 (Relocate_task::locks): Likewise.
530 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
532 (Sized_relobj::incremental_relocs_scan): Fix comment.
533 (Sized_relobj::do_relocate): Pass output file offset to
535 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
536 from class declaration.
537 * script.cc (read_input_script): Allocate Script_info; pass
538 argument serial number to report_script.
539 * script.h (class Script_info): Move to incremental.h.
540 * symtab.cc (Symbol_table::add_from_incrobj): New function.
541 * symtab.h (Symbol_table::add_from_incrobj): New function.
542 (Symbol_table::set_file_offset): New function.
544 2011-04-05 Cary Coutant <ccoutant@google.com>
546 * incremental-dump.cc (dump_incremental_inputs): Change signature
547 to take a Sized_incremental_binary; change caller. Use readers
548 in Sized_incremental_binary.
550 (Sized_incremental_binary::find_incremental_inputs_sections):
551 Rename do_find_incremental_inputs_sections to this.
552 (Sized_incremental_binary::setup_readers): New function.
553 (Sized_incremental_binary::do_check_inputs): Check
554 has_incremental_info_ flag; move setup code to setup_readers;
556 (Sized_incremental_binary::do_file_is_unchanged): New function.
557 (Sized_incremental_binary::do_get_input_reader): New function.
558 * incremental.h (class Incremental_binary): Move to end of file.
559 (Incremental_binary::file_is_unchanged): New function.
560 (Incremental_binary::do_file_is_unchanged): New function.
561 (Incremental_binary::Input_reader): New class.
562 (Incremental_binary::get_input_reader): New function.
563 (class Sized_incremental_binary): Move to end of file.
564 (Sized_incremental_binary::Sized_incremental_binary): Setup the
565 input section reader classes.
566 (Sized_incremental_binary::has_incremental_info): New function.
567 (Sized_incremental_binary::inputs_reader): New function.
568 (Sized_incremental_binary::symtab_reader): New function.
569 (Sized_incremental_binary::relocs_reader): New function.
570 (Sized_incremental_binary::got_plt_reader): New function.
571 (Sized_incremental_binary::do_file_is_unchanged): New function.
572 (Sized_incremental_binary::Sized_input_reader): New class.
573 (Sized_incremental_binary::get_input_reader): New function.
574 (Sized_incremental_binary::find_incremental_inputs_sections):
575 Rename do_find_incremental_inputs_sections to this.
576 (Sized_incremental_binary::setup_readers): New function.
577 (Sized_incremental_binary::has_incremental_info_): New data member.
578 (Sized_incremental_binary::inputs_reader_): New data member.
579 (Sized_incremental_binary::symtab_reader_): New data member.
580 (Sized_incremental_binary::relocs_reader_): New data member.
581 (Sized_incremental_binary::got_plt_reader_): New data member.
582 (Sized_incremental_binary::current_input_file_): New data member.
584 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
587 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
590 2011-03-30 Cary Coutant <ccoutant@google.com>
592 * archive.cc (Archive::include_member): Adjust call to report_object.
593 (Add_archive_symbols::run): Add script_info to call to
594 report_archive_begin.
595 (Lib_group::include_member): Adjust call to report_object.
596 (Add_lib_group_symbols::run): Adjust call to report_object.
597 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
598 blocks. Add object count for script input files.
599 * incremental.cc (Incremental_inputs::report_archive_begin): Add
600 script_info parameter; change all callers.
601 (Incremental_inputs::report_object): Add script_info parameter;
603 (Incremental_inputs::report_script): Store backpointer to
604 incremental info entry.
605 (Output_section_incremental_inputs::set_final_data_size): Record
606 additional information for scripts.
607 (Output_section_incremental_inputs::write_info_blocks): Likewise.
608 * incremental.h (Incremental_script_entry::add_object): New function.
609 (Incremental_script_entry::get_object_count): New function.
610 (Incremental_script_entry::get_object): New function.
611 (Incremental_script_entry::objects_): New data member; adjust
613 (Incremental_inputs::report_archive_begin): Add script_info parameter.
614 (Incremental_inputs::report_object): Add script_info parameter.
615 (Incremental_inputs_reader::get_object_count): New function.
616 (Incremental_inputs_reader::get_object_offset): New function.
617 * options.cc (Input_arguments::add_file): Return reference to
619 * options.h (Input_argument::set_script_info): New function.
620 (Input_argument::script_info): New function.
621 (Input_argument::script_info_): New data member; adjust all
623 (Input_file_group::add_file): Return reference to new input argument.
624 (Input_file_lib::add_file): Likewise.
625 (Input_arguments::add_file): Likewise.
626 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
627 * script.cc (Parser_closure::Parser_closure): Add script_info
628 parameter; adjust all callers.
629 (Parser_closure::script_info): New function.
630 (Parser_closure::script_info_): New data member.
631 (read_input_script): Report scripts earlier to incremental info.
632 (script_add_file): Set script_info in Input_argument.
633 (script_add_library): Likewise.
634 * script.h (Script_options::Script_info): Rewrite class.
636 2011-03-29 Cary Coutant <ccoutant@google.com>
638 * archive.cc (Library_base::should_include_member): Move
639 method here from class Archive.
640 (Archive::Archive): Initialize base class.
641 (Archive::should_include_member): Move to base class.
642 (Archive::do_for_all_unused_symbols): New function.
643 (Add_archive_symbols::run): Remove redundant access to
645 (Lib_group::Lib_group): Initialize base class.
646 (Lib_group::do_filename): New function.
647 (Lib_group::include_member): Pass pointer to Lib_group to
649 (Lib_group::do_for_all_unused_symbols): New function.
650 (Add_lib_group_symbols::run): Report archive information for
652 * archive.h (class Library_base): New base class.
653 (class Archive): Derive from Library_base.
654 (Archive::filename): Move to base class.
655 (Archive::set_incremental_info): Likewise.
656 (Archive::incremental_info): Likewise.
657 (Archive::Should_include): Likewise.
658 (Archive::should_include_member): Likewise.
659 (Archive::Armap_entry): Remove.
660 (Archive::Unused_symbol_iterator): Remove.
661 (Archive::unused_symbols_begin): Remove.
662 (Archive::unused_symbols_end): Remove.
663 (Archive::do_filename): New function.
664 (Archive::do_get_mtime): New function.
665 (Archive::do_for_all_unused_symbols): New function.
666 (Archive::task_): Move to base class.
667 (Archive::incremental_info_): Likewise.
668 (class Lib_group): Derive from Library_base.
669 (Lib_group::do_filename): New function.
670 (Lib_group::do_get_mtime): New function.
671 (Lib_group::do_for_all_unused_symbols): New function.
672 (Lib_group::task_): Move to base class.
673 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
675 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
677 * incremental.cc (Incremental_inputs::report_archive_begin):
678 Use Library_base; call library's get_mtime; add incremental inputs
679 entry before members.
680 (class Unused_symbol_visitor): New class.
681 (Incremental_inputs::report_archive_end): Use Library_base; use
682 visitor class to record unused symbols; don't add incremental inputs
684 (Incremental_inputs::report_object): Use Library_base.
686 (Incremental_archive_entry::Incremental_archive_entry): Remove
687 unused Archive parameter.
688 (Incremental_inputs::report_archive_begin): Use Library_base.
689 (Incremental_inputs::report_archive_end): Likewise.
690 (Incremental_inputs::report_object): Likewise.
691 * object.cc (Sized_relobj::do_for_all_global_symbols): New
693 * object.h (Object::for_all_global_symbols): New function.
694 (Object::do_for_all_global_symbols): New function.
695 (Sized_relobj::do_for_all_global_symbols): New function.
696 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
698 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
701 2011-03-27 Ian Lance Taylor <iant@google.com>
703 * archive.cc (Archive::interpret_header): Return -1 if something
704 goes wrong. Change callers accordingly.
706 2011-03-25 Cary Coutant <ccoutant@google.com>
708 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
709 * testsuite/Makefile.in: Regenerate.
711 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
713 * plugin.cc (get_view): New.
714 (Plugin::load): Pass get_view to the plugin.
715 (Plugin_manager::get_view): New.
717 2011-03-21 Ian Lance Taylor <iant@google.com>
719 * testsuite/final_layout.sh: Rewrite to not use dc.
720 * testsuite/relro_test.sh: Fail if dc is not present.
722 2011-03-21 Sriraman Tallam <tmsriram@google.com>
724 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
726 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
727 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
729 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
730 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
732 2011-03-14 Ian Lance Taylor <iant@google.com>
734 * script-sections.cc (Sort_output_sections::script_compare):
735 Rename from is_before, change return type.
736 (Sort_output_sections::operator()): Adjust accordingly.
738 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
741 * testsuite/odr_violation2.cc: Add comment to make all error line
742 numbers double digits.
743 * testsuite/debug_msg.sh: Adjust expected errors.
745 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
747 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
748 but mark earlier ones as non-canonical
749 (offset_to_iterator): Update search target and example
750 (do_addr2line): Return extra lines in a vector*
751 (format_file_lineno): Extract from do_addr2line
752 (one_addr2line): Add vector* out-param
753 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
754 when a lineno entry appeared last for its instruction
755 (Dwarf_line_info): Add vector* out-param
756 * object.cc (Relocate_info): Pass NULL for the vector* out-param
757 * symtab.cc (Odr_violation_compare): Include the lineno in the
759 (linenos_from_loc): New. Combine the canonical line for an
760 address with its other lines.
761 (True_if_intersect): New. Helper functor to make
762 std::set_intersection a query.
763 (detect_odr_violations): Compare sets of lines instead of just
764 one line for each function. This became less deterministic, but
765 has fewer false positives.
766 * symtab.h: Declarations.
767 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
768 mix an optimized and non-optimized object in the same binary
769 (odr_violation2.so): Same.
770 * testsuite/Makefile.in: Regenerate from Makefile.am.
771 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
772 * testsuite/debug_msg.sh: Update line numbers and add
774 * testsuite/odr_violation1.cc: Use OdrDerived, in a
775 non-optimized context.
776 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
777 isn't inlined, and use OdrDerived in an optimized context.
778 * testsuite/odr_header1.h: Defines OdrDerived, where
779 optimization will change the
780 first-instruction-in-the-destructor's file and line number.
781 * testsuite/odr_header2.h: Defines OdrBase.
783 2011-03-09 Ian Lance Taylor <iant@google.com>
785 * fileread.cc (File_read::clear_views): Don't delete the whole
788 2011-03-08 Ian Lance Taylor <iant@google.com>
791 * fileread.cc: #include <climits>.
792 (GOLD_IOV_MAX): Define.
793 (File_read::read_multiple): Limit number of entries by iov_max.
794 * fileread.h (class File_read): Always set max_readv_entries to
797 2011-03-07 Ian Lance Taylor <iant@google.com>
800 * options.h (class General_options): Add -dy and -dn.
802 2011-03-02 Cary Coutant <ccoutant@google.com>
804 * testsuite/script_test_9.t: Add TLS segment.
806 2011-03-02 Simon Baldwin <simonb@google.com>
808 * configure.ac: Add check for gnu_indirect_function support in
809 the toolchain building binutils.
810 * configure: Rebuild.
812 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
814 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
816 (Symbol_table::sized_finalize_symbol) Mark symbol only present
817 in plugin files as not needed in the symbol table.
819 2011-02-11 Sriraman Tallam <tmsriram@google.com>
821 * output.cc (Output_section::add_input_section): Delay fill
822 generation for section ordering.
824 2011-02-09 Ian Lance Taylor <iant@google.com>
827 * object.h (class Sized_relobj): Remove clear_local_symbols.
828 * reloc.cc (Sized_relobj::do_relocate): Don't call
831 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
833 * plugin.cc (is_visible_from_outside): Return true for symbols
836 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
838 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
841 2011-02-02 Sriraman Tallam <tmsriram@google.com>
843 * icf.h (is_section_foldable_candidate): Change type of parameter
845 * icf.cc (Icf::find_identical_sections): Change type of local variable
846 section_name to be std::string.
847 (is_function_ctor_or_dtor): Change type of parameter to std::string.
849 2011-01-25 Ian Lance Taylor <iant@google.com>
851 * script.cc (script_add_extern): Rewrite to use
852 add_symbol_reference.
854 2011-01-25 Doug Kwan <dougkwan@google.com>
856 * icf.cc (get_section_contents): Always lock section's object.
858 2011-01-24 Ian Lance Taylor <iant@google.com>
860 * options.h (class General_options): Accept
861 --no-detect-odr-violations.
863 2011-01-24 Ian Lance Taylor <iant@google.com>
865 * version.cc (version_string): Bump to 1.11.
867 2011-01-24 Ian Lance Taylor <iant@google.com>
869 * plugin.cc (class Plugin_rescan): Define new class.
870 (Plugin_manager::claim_file): Set any_claimed_.
871 (Plugin_manager::save_archive): New function.
872 (Plugin_manager::save_input_group): New function.
873 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
875 (Plugin_manager::new_undefined_symbol): New function.
876 (Plugin_manager::rescan): New function.
877 (Plugin_manager::rescannable_defines): New function.
878 (Plugin_manager::add_input_file): Set any_added_.
879 * plugin.h (class Plugin_manager): define new fields rescannable_,
880 undefined_symbols_, any_claimed_, and any_added_. Declare
881 Plugin_rescan as friend. Declare new functions.
882 (Plugin_manager::Rescannable): Define type.
883 (Plugin_manager::Rescannable_list): Define type.
884 (Plugin_manager::Undefined_symbol_list): Define type.
885 (Plugin_manager::Plugin_manager): Initialize new fields.
886 * archive.cc (Archive::defines_symbol): New function.
887 (Add_archive_symbols::run): Pass archive to plugins if any.
888 * archive.h (class Archive): Declare defines_symbol.
889 * readsyms.cc (Input_group::~Input_group): New function.
890 (Finish_group::run): Pass input_group to plugins if any.
891 * readsyms.h (class Input_group): Declare destructor.
892 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
895 2011-01-10 Ian Lance Taylor <iant@google.com>
897 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
899 (Layout::set_segment_offsets): Reset increase_relro before calling
900 set_section_addresses a second time.
902 2011-01-04 Cary Coutant <ccoutant@google.com>
904 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
905 sections before NOBITS sections.
907 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
909 * version.cc (print_version): Update copyright to 2011.
911 2010-12-23 Cary Coutant <ccoutant@google.com>
913 * output.h (Output_data_reloc::add_output_section): Pass OD instead
914 of OS to this->add. Add OD parameter to second form of the function.
916 2010-12-20 Ian Lance Taylor <iant@google.com>
918 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
919 second of two consecutive entries with same offset.
921 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
923 * testsuite/Makefile.am (ifuncmain2static_LDADD)
924 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
925 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
926 to avoid unneeded links against $(LDADD).
927 * testsuite/Makefile.in: Regenerate.
929 2010-12-15 Ian Lance Taylor <iant@google.com>
932 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
933 for R_X86_64_32 and R_X86_64_PC32.
934 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
935 ver_matching_def_pic.o.
936 (ver_matching_def_pic.o): New target.
938 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
940 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
941 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
942 Move definition before File_read::View member definitions.
943 (File_read::View::~View): Initialize and hold lock before
944 updating current_mapped_bytes.
946 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
948 * dwarf_reader.cc: Remove outdated comment.
949 * gold-threads.cc: Fix typo in error message.
950 * archive.cc: Fix typos in comments.
951 * archive.h: Likewise.
952 * arm-reloc-property.cc: Likewise.
953 * arm-reloc-property.h: Likewise.
954 * arm-reloc.def: Likewise.
956 * attributes.h: Likewise.
958 * ehframe.cc: Likewise.
959 * fileread.h: Likewise.
963 * incremental.h: Likewise.
964 * int_encoding.cc: Likewise.
965 * layout.h: Likewise.
968 * object.cc: Likewise.
969 * object.h: Likewise.
970 * options.cc: Likewise.
971 * readsyms.cc: Likewise.
972 * reduced_debug_output.cc: Likewise.
973 * reloc.cc: Likewise.
974 * script-sections.cc: Likewise.
975 * sparc.cc: Likewise.
976 * symtab.h: Likewise.
977 * target-reloc.h: Likewise.
978 * target.cc: Likewise.
979 * target.h: Likewise.
980 * timer.cc: Likewise.
982 * x86_64.cc: Likewise.
984 2010-12-09 Cary Coutant <ccoutant@google.com>
986 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
988 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
989 parameter; change all callers.
990 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
991 * options.h (warn_execstack): New option.
993 2010-12-07 Doug Kwan <dougkwan@google.com>
995 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
996 like function call relocations.
998 2010-12-07 Ian Lance Taylor <iant@google.com>
1000 * archive.cc (Archive::get_elf_object_for_member): Permit
1001 punconfigured to be NULL.
1002 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1003 (Archive::include_member): Pass NULL to get_elf_object_for_member
1004 if we searched for the archive and this is the first included
1007 2010-12-01 Ian Lance Taylor <iant@google.com>
1009 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1010 track_relocs_type_ field.
1011 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1012 Set track_relocs_type_.
1013 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1014 contents when using RELA relocs.
1015 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1017 * reloc.cc (Track_relocs::next_addend): New function.
1018 * reloc.h (class Track_relocs): Declare next_addend.
1020 2010-12-01 Ian Lance Taylor <iant@google.com>
1022 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1025 2010-12-01 Ian Lance Taylor <iant@google.com>
1027 * README: Update compilers known to work and fail.
1029 2010-11-23 Matthias Klose <doko@ubuntu.com>
1031 * configure.in: For --enable-gold, handle value `default' instead of
1032 `both*'. Always install ld as ld.bfd, install as ld if gold is
1034 * configure: Regenerate.
1036 2010-11-18 Doug Kwan <dougkwan@google.com>
1038 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1039 and right_alignment to be zero. Store result alignment only if it is
1040 greater than existing alignment.
1042 2010-11-16 Cary Coutant <ccoutant@google.com>
1045 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1046 Check for ".zdebug_line".
1048 2010-11-16 Doug Kwan <dougkwan@google.com>
1049 Cary Coutant <ccoutant@google.com>
1051 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1052 by reference; adjust all callers.
1053 * output.cc (Output_segment::set_section_addresses): Adjust references
1054 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1056 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1057 end at page boundary.
1059 2010-11-16 Cary Coutant <ccoutant@google.com>
1062 * layout.cc (Layout::choose_output_section): Transform names of
1063 compressed sections even when using a script with a SECTIONS clause.
1064 (Layout::output_section_name): Remove code to transform
1065 compressed debug section names.
1066 * output.cc (Output_section::add_input_section): Use uncompressed
1067 section size when tracking input sections.
1069 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1071 * symtab.h (Symbol::NON_PIC_REF): Remove.
1072 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1073 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1074 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1075 (Symbol::use_plt_offset): Take a flags argument and pass it
1076 directly to needs_dynamic_reloc. Restrict check for undefined
1077 weak symbols to function calls.
1078 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1079 (Target_arm::Scan::global): Use it.
1080 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1081 (Target_arm::Relocate::relocate): Likewise.
1082 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1083 parameter with an r_type parameter. Use get_reference_flags
1085 (Target_arm::Relocate::relocate): Update accordingly.
1086 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1087 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1088 (Target_i386::Scan::global): Likewise.
1089 (Target_i386::Relocate::relocate): Likewise.
1090 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1091 parameter with an r_type parameter. Use get_reference_flags
1093 (Target_i386::Relocate::relocate): Update accordingly.
1094 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1095 (Target_powerpc::Scan::global): Use it.
1096 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1097 (Target_powerpc::Relocate::relocate): Likewise.
1098 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1099 (Target_sparc::Scan::global): Use it.
1100 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1101 (Target_sparc::Relocate::relocate): Likewise.
1102 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1103 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1104 (Target_x86_64::Scan::global): Likewise.
1105 (Target_x86_64::Relocate::relocate): Likewise.
1107 2010-11-08 Doug Kwan <dougkwan@google.com>
1108 Cary Coutant <ccoutant@google.com>
1110 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1111 (Arm_exidx_merge_section::section_contents_): New data member.
1112 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1113 (Arm_input_section::~Arm_input_section): De-allocate memory.
1114 (Arm_input_section::original_contents_): New data member.
1115 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1116 in parameters instead of calling Object::section_contents without
1118 (Arm_output_section::group_section): New parameter TASK. Pass it
1119 to callees that need locking objects.
1120 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1121 to lock EXIDX input sections. Fix a formatting issue. Call
1122 Arm_exidx_merged_section::build_contents to create merged section
1124 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1125 to lock object of stub table owner.
1126 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1127 TEXT_SIZE to initialize data member TEXT_SIZE_.
1128 (Arm_exidx_input_section::addralign): Fix typo in comment.
1129 (Arm_exidx_input_section::text_size): New method.
1130 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1131 that require locking objects. Lock objects before scanning for stubs
1132 and updating local symbols.
1133 (Arm_input_section<big_endian>::init): Copy contents of original
1135 (Arm_input_section<big_endian>::do_write): Use saved contents of
1136 original input section instead of calling Object::section_contents
1138 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1139 size without calling Object::section_size().
1140 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1141 for size. Allocate a buffer for merged EXIDX entries.
1142 (Arm_exidx_merged_section::build_contents): New method.
1143 (Arm_exidx_merged_section::do_write): Move merge section contents
1144 building code to Arm_exidx_merged_section::build_contetns. Write
1145 out contetns in buffer instead of building it on the fly.
1146 (Arm_relobj::make_exidx_input_section): Also pass text section size
1147 to Arm_exidx_input_section constructor.
1148 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1149 (Arm_dynobj::do_read_symbols): Fix memory leak.
1150 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1151 * target.h: (class Task): Add forward declaration.
1152 (Target::relax): Add new parameter TASK and pass it to
1154 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1156 2010-11-05 Cary Coutant <ccoutant@google.com>
1159 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1160 object when reading from the file.
1161 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1163 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1164 when reading section contents.
1165 (get_section_contents): Likewise.
1166 (icf::find_identical_sections): Likewise.
1167 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1168 object when reading from the file.
1169 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1170 the object when doing deferred section layout.
1172 2010-11-03 Nick Clifton <nickc@redhat.com>
1175 * script.h (class Symbol_assignment: name): New member. Returns
1176 the name of the symbol.
1177 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1178 Returns true if the given symbol name is on the list of
1179 assignments wating to be processed.
1180 * archive.cc (should_incldue_member): If the symbol is undefined,
1181 check to see if it is on the list of symbols pending assignment.
1183 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1185 * script-sections.cc (Script_sections::find_memory_region): Check
1186 for a NULL output section pointer.
1188 2010-10-29 Doug Kwan <dougkwan@google.com>
1190 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1191 Output_section::add_relaxed_input_section.
1192 * output.cc (Output_section::add_relaxed_input_section): Add new
1193 arguments LAYOUT and NAME. Set section order index.
1194 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1195 Copy section order index.
1196 * output.h (Output_section::add_relaxed_input_section): Add new
1197 arguments LAYOUT and NAME.
1199 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1201 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1202 NATIVE_OR_CROSS_LINKER.
1203 * testsuite/Makefile.in: Regenerate.
1205 2010-10-20 Doug Kwan <dougkwan@google.com>
1207 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1208 without SHF_LINK_ORDER flags.
1209 * layout.cc (Layout::choose_output_section): Do not filter
1210 SHF_LINK_ORDER flag in a relocatable link.
1212 2010-10-17 Cary Coutant <ccoutant@google.com>
1214 * output.h (Output_segment::set_section_addresses): Change function
1215 signature. Update all callers.
1216 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1218 (Output_segment::set_section_addresses): Align after last TLS
1219 section. Add padding before last relro section instead of after.
1221 2010-10-17 Doug Kwan <dougkwan@google.com>
1223 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1224 GOT output section to be writable.
1226 2010-10-14 Cary Coutant <ccoutant@google.com>
1228 * debug.h (DEBUG_INCREMENTAL): New flag.
1229 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1230 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1232 * incremental.cc (report_command_line): Ignore all forms of
1234 * layout.cc (Layout::Layout): Check parameters for incremental link
1236 * options.cc (General_options::parse_incremental): New function.
1237 (General_options::parse_no_incremental): New function.
1238 (General_options::parse_incremental_full): New function.
1239 (General_options::parse_incremental_update): New function.
1240 (General_options::incremental_mode_): New data member.
1241 (General_options::finalize): Check incremental_mode_.
1242 * options.h (General_options): Update help text for --incremental.
1243 Add --no-incremental, --incremental-full, --incremental-update.
1244 (General_options::Incremental_mode): New enum type.
1245 (General_options::incremental_mode): New function.
1246 (General_options::incremental_mode_): New data member.
1247 * parameters.cc (Parameters::incremental_mode_): New data member.
1248 (Parameters::set_options): Set incremental_mode_.
1249 (Parameters::set_incremental_full): New function.
1250 (Parameters::incremental): New function.
1251 (Parameters::incremental_update): New function.
1252 (set_parameters_incremental_full): New function.
1253 * parameters.h (Parameters::set_incremental_full): New function.
1254 (Parameters::incremental): New function.
1255 (Parameters::incremental_update): New function.
1256 (Parameters::incremental_mode_): New data member.
1257 (set_parameters_incremental_full): New function.
1258 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1259 incremental link mode.
1260 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1261 (Sized_relobj::do_relocate_sections): Likewise.
1262 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1264 * testsuite/Makefile.in: Regenerate.
1265 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1267 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1269 * script-sections.h (class Script_sections): Make
1270 Sections_elements typedef public.
1271 * script-sections.cc (class Sort_output_sections): Add elements_
1272 field. Add constructor which sets it; change all callers.
1273 (Sort_output_sections::is_before): New function.
1274 (Sort_output_sections::operator()): Call is_before.
1275 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1277 * testsuite/script_test_10.sh: New test. Test script section
1279 * testsuite/script_test_10.t: Likewise.
1280 * testsuite/script_test_10.s: Likewise.
1281 * testsuite/Makefile.am: Wrap the cross linker tests and the
1282 common tests into NATIVE_OR_CROSS_LINKER.
1283 (check_SCRIPTS): Add script_test_10.sh.
1284 (check_DATA): Add script_test_10.stdout.
1285 (script_test_10.o, script_test_10): New targets.
1286 (script_test_10.stdout): New target.
1287 * configure, testsuite/Makefile.in: Regenerate.
1289 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1291 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1292 error for the deprecated relocations.
1293 (Target_arm::Scan::global): Likewise.
1294 (Target_arm::Relocate::relocate): Likewise.
1296 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1298 * fileread.cc (Input_file::find_file): Initialize *found_name
1299 and *namep when using the fallback search for case 4.
1301 2010-10-11 Cary Coutant <ccoutant@google.com>
1303 * options.h (class General_options): Redefine -z lazy as an alias for
1304 the negation of -z now.
1306 2010-10-11 Ian Lance Taylor <iant@google.com>
1308 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1311 2010-10-06 Nick Clifton <nickc@redhat.com>
1313 * script-sections.cc(class Memory_region): Remove
1314 current_lma_offset_ field. Rename current_vma_offset_ to
1315 current_offset_. Add last_section_ field.
1316 (Memory_region::get_current_vma_address): Rename to
1317 get_current_address.
1318 (Memory_region::get_current_lma_address): Delete.
1319 (Memory_region::increment_vma_offset): Rename to
1321 (Memory_region::increment_lma_offset): Delete.
1322 (Memory_region::attributes_compatible): New method. Returns
1323 true if the provided section is compatible with the region.
1324 (Memory_region::get_last_section): New method. Returns the last
1325 section to use the region.
1326 (Memory_region::set_last_section): New method. Stores the last
1327 section to use the region.
1328 (Script_sections::block_in_region): New method. Returns true if
1329 a block of memory is contained within a region.
1330 (Script_sections::find_memory_region): New method. Locates a
1331 memory region to be used to set a VMA or LMA address.
1332 (Output_section_definition::set_section_addresses): Add code to
1333 check for addresses set by memory regions.
1334 (Output_segment::set_section_addresses): Remove memory region
1336 (Script_sections::create_segment): Add a warning if a header
1337 segment is created outside of any region.
1338 * script-sections.h (class Script_sections): Add prototypes for
1339 find_memory_region and block_in_region methods.
1340 * testsuite/memory_test.s: Use .long instead of .word.
1341 * testsuite/memory_test.t: Add some more output sections.
1342 * testsuite/memory_test.sh: Update expected output.
1344 2010-10-02 Doug Kwan <dougkwan@google.com>
1346 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1347 defintion to symtab.h
1348 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1349 declaration to defintion.
1351 2010-10-01 Nick Clifton <nickc@redhat.com>
1353 * expression.cc (eval): Replace dummy argument with NULL.
1354 (eval_maybe_dot): Check for a NULL result section pointer.
1355 (Symbol_expression::value): Likewise.
1356 (Dot_expression::value): Likewise.
1357 (BINARY_EXPRESSION): Likewise.
1358 (Max_expression::value): Likewise.
1359 (Min_expression::value): Likewise.
1360 (Absolute_expression::value): Likewise.
1361 (Addr_expression::value_from_output_section): Likewise.
1362 (Loaddddr_expression::value_from_output_section): Likewise.
1363 (Segment_start_expression::value): Likewise.
1364 * script-sections.cc
1365 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1367 (Sections_elememt_dot_assignment::set_section_addresses):
1369 (Output_data_expression::do_write_to_buffer): Likewise.
1370 (Output_section_definition::finalize_symbols): Likewise.
1371 (Output_section_definition::set_section_addresses): Likewise.
1373 2010-09-30 Doug Kwan <dougkwan@google.com>
1375 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1377 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1379 * target.h (Target::can_icf_inline_merge_sections): New virtual
1381 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1383 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1385 * icf.cc (get_section_contents): Inline merge sections only when
1388 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1390 * configure: Regenerate.
1392 2010-09-17 Ian Lance Taylor <iant@google.com>
1394 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1395 * testsuite/Makefile.am (memory_test.o): New target.
1396 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1398 * testsuite/Makefile.in: Rebuild.
1400 2010-09-17 Doug Kwan <dougkwan@google.com>
1402 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1403 defintion if relocation uses GOT entries of the symbol.
1404 * testsuite/icf_safe_test.sh: Fix test.
1405 * testsuite/icf_safe_so_test.sh: Fix test.
1407 2010-09-16 Cary Coutant <ccoutant@google.com>
1409 * script_sections.cc (class Memory_region): Remove "NULL" from
1410 vector initializations.
1412 2010-09-15 Cary Coutant <ccoutant@google.com>
1414 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1415 Resolve forwarding symbols.
1417 2010-09-15 Doug Kwan <dougkwan@google.com>
1419 * gold/testsuite/script_test_3.t: Add ARM special sections.
1420 * gold/testsuite/script_test_4.t: Same.
1421 * gold/testsuite/script_test_5.t: Same.
1422 * gold/testsuite/script_test_6.t: Same.
1423 * gold/testsuite/script_test_7.t: Same.
1424 * gold/testsuite/script_test_7.t: Same.
1425 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1427 2010-09-14 Cary Coutant <ccoutant@google.com>
1429 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1430 (Target_x86_64::Relocate::relocate_tls): Replace check for
1431 saw_tls_block_reloc_ with test for executable section.
1433 2010-09-12 Cary Coutant <ccoutant@google.com>
1435 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1436 position-independent executables to shared libraries need dynamic
1438 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1439 position-independent executables.
1440 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1441 * testsuite/Makefile.in: Regenerate.
1443 2010-09-10 Nick Clifton <nickc@redhat.com>
1446 * testsuite/memory_test.t: Discard any sections that are not
1449 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1452 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1453 "This::" to work around a bug in gcc 4.2.
1455 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1457 2010-09-09 Rafael Espindola <espindola@google.com>
1459 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1460 sections with different PF_X flags in the same segment.
1461 (Layout::find_first_load_seg): Search all segments to find the first
1463 * options.h (rosegment): New.
1465 2010-09-08 Rafael Espindola <espindola@google.com>
1467 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1469 2010-09-08 Doug Kwan <dougkwan@google.com>
1471 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1472 (Arm_relobj::do_relocate_sections): Add new parameter for output
1473 file to match the parent.
1474 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1475 of local symbols instead of input values. Update code to track
1476 changes in gold::relocate_section.
1477 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1478 (Sized_relobj::compute_final_local_value_internal): New methods.
1479 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1480 body into private version of Sized_relobj::compute_final_local_value.
1481 Call the inline method.
1482 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1483 merged symbol value if there is one.
1484 (Symbol_value::has_output_value): New method defintiion.
1485 (Sized_relobj::Compute_final_local_value_status): New enum type.
1486 (Sized_relobj::compute_final_local_value): New methods.
1487 (Sized_relobj::compute_final_local_value_internal): New methods.
1488 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1489 and arm_cortex_a8.sh.
1490 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1491 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1493 * Makefile.in: Regenerate.
1494 * testsuite/arm_bl_out_of_range.s: Update test.
1495 * testsuite/thumb_bl_out_of_range.s: Ditto.
1496 * testsuite/thumb_blx_out_of_range.s: Ditto.
1497 * testsuite/arm_branch_out_of_range.sh: New file.
1498 * testsuite/arm_cortex_a8.sh: Ditto.
1499 * testsuite/arm_cortex_a8_b.s: Ditto.
1500 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1501 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1502 * testsuite/arm_cortex_a8_bl.s: Ditto.
1503 * testsuite/arm_cortex_a8_blx.s: Ditto.
1504 * testsuite/arm_cortex_a8_local.s: Ditto.
1505 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1506 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1508 2010-09-08 Rafael Espindola <espindola@google.com>
1510 * Makefile.am (memory_test.stdout): Run readelf with -W.
1511 * Makefile.in: Regenerate.
1512 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1515 2010-09-08 Rafael Espindola <espindola@google.com>
1517 * script-sections.cc (Script_sections::add_memory_region): Convert
1518 field precision to int.
1519 * script.cc (script_set_section_region, script_set_section_region):
1520 Convert field precision to int.
1522 2010-09-08 Rafael Espindola <espindola@google.com>
1524 * arm.cc (do_finalize_sections): Create the __exidx_start and
1525 __exdix_end symbols even when the section is missing.
1527 2010-09-08 Nick Clifton <nickc@redhat.com>
1529 * README: Remove claim that MEMORY is not supported.
1530 * expression.cc (script_exp_function_origin)
1531 (script_exp_function_length): Move from here to ...
1532 * script.cc: ... here.
1533 (script_set_section_region, script_add_memory)
1534 (script_parse_memory_attr, script_include_directive): New
1536 * script-sections.cc
1537 (class Memory_region): New class.
1538 (class Output_section_definition): Add set_memory_region,
1539 set_section_vma, set_section_lma and get_section_name methods.
1540 (class Script_Sections): Add add_memory_region,
1541 find_memory_region, find_memory_region_origin,
1542 find_memory_region_length and set_memory_region methods.
1543 Have set_section_addresses method walk the list of set memory
1545 Extend the print methos to display memory regions.
1546 * script-sections.h: Add prototypes for new methods.
1547 Add enum for MEMORY region attributes.
1548 * yyscript.y: Add support for parsing MEMORY regions.
1549 * script-c.h: Add prototypes for new functions.
1550 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1551 * testsuite/Makefile.in: Regenerate.
1552 * testsuite/memory_test.sh: New script.
1553 * testsuite/memory_test.s: New assembler source file.
1554 * testsuite/memory_test.t: New linker script.
1556 2010-08-27 Doug Kwan <dougkwan@google.com>
1558 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1559 reference override an existing dynamic weak reference.
1560 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1561 * testsuite/Makefile.in: Regenerate.
1562 * testsuite/dyn_weak_ref.sh: New file.
1563 * testsuite/dyn_weak_ref_1.c: Ditto.
1564 * testsuite/dyn_weak_ref_2.c: Ditto.
1566 2010-08-27 Ian Lance Taylor <iant@google.com>
1568 * incremental.h (class Incremental_input_entry): Add virtual
1571 2010-08-27 Ian Lance Taylor <iant@google.com>
1573 * testsuite/start_lib_test_3.c: Mark t3 as used.
1575 2010-08-27 Nick Clifton <nickc@redhat.com>
1577 * options.cc (version_script): Fix small typo in previous
1580 2010-08-25 Nick Clifton <nickc@redhat.com>
1582 * archive.cc: Formatting fixes: Remove whitespace between
1583 typename and following asterisk. Remove whitespace between
1584 function name and opening parenthesis.
1585 * archive.h: Likewise.
1587 * attributes.cc: Likewise.
1588 * attributes.h: Likewise.
1589 * common.cc: Likewise.
1590 * copy-relocs.cc: Likewise.
1591 * dirsearch.h: Likewise.
1592 * dynobj.cc: Likewise.
1593 * ehframe.cc: Likewise.
1594 * ehframe.h: Likewise.
1595 * expression.cc: Likewise.
1596 * fileread.cc: Likewise.
1597 * fileread.h: Likewise.
1599 * gold-threads.cc: Likewise.
1600 * gold.cc: Likewise.
1601 * i386.cc: Likewise.
1603 * incremental-dump.cc: Likewise.
1604 * incremental.cc: Likewise.
1605 * layout.cc: Likewise.
1606 * layout.h: Likewise.
1607 * main.cc: Likewise.
1608 * merge.cc: Likewise.
1609 * merge.h: Likewise.
1610 * object.cc: Likewise.
1611 * object.h: Likewise.
1612 * options.cc: Likewise.
1613 * options.h: Likewise.
1614 * output.cc: Likewise.
1615 * output.h: Likewise.
1616 * plugin.cc: Likewise.
1617 * plugin.h: Likewise.
1618 * powerpc.cc: Likewise.
1619 * reloc.cc: Likewise.
1620 * script-c.h: Likewise.
1621 * script-sections.cc: Likewise.
1622 * script.cc: Likewise.
1623 * stringpool.cc: Likewise.
1624 * symtab.cc: Likewise.
1625 * symtab.h: Likewise.
1626 * target.cc: Likewise.
1627 * timer.cc: Likewise.
1628 * timer.h: Likewise.
1629 * version.cc: Likewise.
1630 * x86_64.cc: Likewise.
1632 2010-08-24 Nick Clifton <nickc@redhat.com>
1635 * layout.cc (segment_precedes): Sort segments by their physical
1636 addresses, if they have been set.
1638 2010-08-23 Cary Coutant <ccoutant@google.com>
1640 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1642 (Lib_group::include_member): Unlock object after deleting its
1644 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1647 2010-08-19 Neil Vachharajani <nvachhar@google.com>
1648 Cary Coutant <ccoutant@google.com>
1650 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1651 constructor, and set_blocker.
1652 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1654 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1655 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1656 * testsuite/Makefile.am (start_lib_test): New test case.
1657 * testsuite/Makefile.in: Regenerate.
1658 * testsuite/start_lib_test_main.c: New file.
1659 * testsuite/start_lib_test_1.c: New file.
1660 * testsuite/start_lib_test_2.c: New file.
1661 * testsuite/start_lib_test_3.c: New file.
1663 2010-08-19 Ian Lance Taylor <iant@google.com>
1665 * Makefile.in: Rebuild with automake 1.11.1.
1666 * aclocal.m4: Likewise.
1667 * testsuite/Makefile.in: Likewise.
1669 2010-08-19 Ian Lance Taylor <iant@google.com>
1672 * i386.cc (class Output_data_plt_i386): Update declarations.
1673 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1674 local_ifuncs_ fields.
1675 (Target_i386::do_plt_section_for_global): New function.
1676 (Target_i386::do_plt_section_for_local): New function.
1677 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1678 parameter; change all callers. Initialize global_ifuncs_ and
1679 local_ifuncs_. If doing a static link define __rel_iplt_start and
1681 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1682 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1683 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1685 (Target_i386::make_plt_section): New function, broken out of
1686 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1687 (Target_i386::make_plt_entry): Call make_plt_section.
1688 (Target_i386::make_local_ifunc_plt_entry): New function.
1689 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1690 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1691 R_386_IRELATIVE to switch.
1692 (Target_i386::Scan::global): Likewise.
1693 (Target_i386::Relocate::relocate): Likewise.
1694 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1696 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1697 (Target_x86_64::do_plt_section_for_global): New function.
1698 (Target_x86_64::do_plt_section_for_local): New function.
1699 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1700 parameter; change all callers. If doing a static link define
1701 __rela_iplt_start and __rela_iplt_end.
1702 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1703 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1704 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1706 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1707 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1709 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1710 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1711 R_X86_64_IRELATIVE to switch.
1712 (Target_x86_64::Scan::global): Likewise.
1713 (Target_x86_64::Relocate::relocate): Likewise.
1714 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1716 * target.h (class Target): Add plt_section_for_global and
1717 plt_section_for_local functions. Add do_plt_section_for_global
1718 and do_plt_section_for_local virtual functions.
1719 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1720 clarifying comments.
1721 (Symbol::use_plt_offset): Handle IFUNC symbol.
1722 * object.cc (Sized_relobj::Sized_relobj): Initialize
1724 (Sized_relobj::local_has_plt_offset): New function.
1725 (Sized_relobj::local_plt_offset): New function.
1726 (Sized_relobj::set_local_plt_offset): New function.
1727 (Sized_relobj::do_count): Handle IFUNC symbol.
1728 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1729 a bit away from input_shndx_ field. Add set_is_func_symbol and
1730 is_ifunc_symbol functions.
1731 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1732 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1733 local_plt_offsets_ field.
1734 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1735 * output.h (class Output_section_data): Add non-const
1736 output_section function.
1737 (class Output_data_got): Update declarations.
1738 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1739 Add use_plt_offset parameter to global and local constructors.
1740 Change all callers. Change local_sym_index_ field to 31 bits.
1741 Change GSYM_CODE and CONSTANT_CODE accordingly.
1742 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1743 doing a static link don't set sh_link field.
1744 (Output_data_got::Got_entry::write): Use PLT offset if
1746 (Output_data_got::add_global_plt): New function.
1747 (Output_data_got::add_local_plt): New function.
1748 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1749 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1750 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1751 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1752 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1754 * testsuite/ifunc-sel.h: New file.
1755 * testsuite/ifuncmain1.c: New file.
1756 * testsuite/ifuncmain1vis.c: New file.
1757 * testsuite/ifuncmod1.c: New file.
1758 * testsuite/ifuncdep2.c: New file.
1759 * testsuite/ifuncmain2.c: New file.
1760 * testsuite/ifuncmain3.c: New file.
1761 * testsuite/ifuncmod3.c: New file.
1762 * testsuite/ifuncmain4.c: New file.
1763 * testsuite/ifuncmain5.c: New file.
1764 * testsuite/ifuncmod5.c: New file.
1765 * testsuite/ifuncmain6pie.c: New file.
1766 * testsuite/ifuncmod6.c: New file.
1767 * testsuite/ifuncmain7.c: New file.
1768 * configure, testsuite/Makefile.in: Rebuild.
1770 2010-08-18 Ian Lance Taylor <iant@google.com>
1773 (Output_section_incremental_inputs::write_input_files): Add cast
1774 to avoid signed/unsigned comparison warning.
1775 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1777 2010-08-12 Cary Coutant <ccoutant@google.com>
1779 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1781 2010-08-13 Ian Lance Taylor <iant@google.com>
1783 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1785 2010-08-12 Cary Coutant <ccoutant@google.com>
1786 Doug Kwan <dougkwan@google.com>
1788 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1789 defintion overrides non-weak undef, remember that the original undef
1791 * symtab.cc (Symbol_table::sized_write_global): For undef without
1792 an original weak binding, set binding to global in output.
1793 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1794 * testsuite/Makefile.in: Regenerate.
1795 * testsuite/strong_ref_weak_def.sh: New file.
1796 * testsuite/strong_ref_weak_def_1.c: Ditto.
1797 * testsuite/strong_ref_weak_def_2.c: Ditto.
1799 2010-08-12 Cary Coutant <ccoutant@google.com>
1801 * testsuite/incremental_test.sh: Rewrite.
1802 * testsuite/incremental_test_1.c: Rewrite.
1803 * testsuite/incremental_test_2.c: Rewrite.
1805 2010-08-12 Cary Coutant <ccoutant@google.com>
1807 * arm.cc (Target_arm::got_size): Add const.
1808 (Target_arm::got_entry_count): New function.
1809 (Target_arm::plt_entry_count): New function.
1810 (Target_arm::first_plt_entry_offset): New function.
1811 (Target_arm::plt_entry_size): New function.
1812 (Output_data_plt_arm::entry_count): New function.
1813 (Output_data_plt_arm::first_plt_entry_offset): New function.
1814 (Output_data_plt_arm::get_plt_entry_size): New function.
1815 * i386.cc (Target_i386::got_size): Add const.
1816 (Target_i386::got_entry_count): New function.
1817 (Target_i386::plt_entry_count): New function.
1818 (Target_i386::first_plt_entry_offset): New function.
1819 (Target_i386::plt_entry_size): New function.
1820 (Output_data_plt_i386::entry_count): New function.
1821 (Output_data_plt_i386::first_plt_entry_offset): New function.
1822 (Output_data_plt_i386::get_plt_entry_size): New function.
1823 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1824 find_incremental_inputs_sections. Dump incremental_got_plt section.
1825 * incremental.cc: Include target.h.
1826 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1827 parameter. Adjust all callers. Find incremental_got_plt section.
1828 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1830 (Output_section_incremental_inputs::set_final_data_size): Calculate
1831 size of incremental_got_plt section.
1832 (Output_section_incremental_inputs::do_write): Write the
1833 incremental_got_plt section.
1834 (Got_plt_view_info): New struct.
1835 (Local_got_offset_visitor): New class.
1836 (Global_got_offset_visitor): New class.
1837 (Global_symbol_visitor_got_plt): New class.
1838 (Output_section_incremental_inputs::write_got_plt): New function.
1839 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1840 Add parameter. Adjust all callers.
1841 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1842 (Incremental_inputs::got_plt_section): New function.
1843 (Incremental_inputs::got_plt_section_): New data member.
1844 (Incremental_got_plt_reader): New class.
1845 * layout.cc (Layout::create_incremental_info_sections): Add the
1846 incremental_got_plt section.
1847 * object.h (Got_offset_list::get_list): New function.
1848 (Got offset_list::for_all_got_offsets): New function.
1849 (Sized_relobj::local_got_offset_list): New function.
1850 * powerpc.cc (Target_powerpc::got_size): Add const.
1851 (Target_powerpc::got_entry_count): New function.
1852 (Target_powerpc::plt_entry_count): New function.
1853 (Target_powerpc::first_plt_entry_offset): New function.
1854 (Target_powerpc::plt_entry_size): New function.
1855 (Output_data_plt_powerpc::entry_count): New function.
1856 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1857 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1858 * sparc.cc (Target_sparc::got_size): Add const.
1859 (Target_sparc::got_entry_count): New function.
1860 (Target_sparc::plt_entry_count): New function.
1861 (Target_sparc::first_plt_entry_offset): New function.
1862 (Target_sparc::plt_entry_size): New function.
1863 (Output_data_plt_sparc::entry_count): New function.
1864 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1865 (Output_data_plt_sparc::get_plt_entry_size): New function.
1866 * symtab.h (Symbol::got_offset_list): New function.
1867 (Symbol_table::for_all_symbols): New function.
1868 * target.h (Sized_target::got_entry_count): New function.
1869 (Sized_target::plt_entry_count): New function.
1870 (Sized_target::plt_entry_size): New function.
1871 * x86_64.cc (Target_x86_64::got_size): Add const.
1872 (Target_x86_64::got_entry_count): New function.
1873 (Target_x86_64::plt_entry_count): New function.
1874 (Target_x86_64::first_plt_entry_offset): New function.
1875 (Target_x86_64::plt_entry_size): New function.
1876 (Output_data_plt_x86_64::entry_count): New function.
1877 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1878 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1880 2010-08-12 Cary Coutant <ccoutant@google.com>
1882 * archive.cc: Include incremental.h.
1883 (Archive::Archive): Initialize incremental_info_.
1884 (Archive::include_member): Record archive members in incremental info.
1885 (Add_archive_symbols::run): Record begin and end of an archive in
1887 (Lib_group::include_member): Record objects in incremental info.
1888 * archive.h (Incremental_archive_entry): Forward declaration.
1889 (Archive::set_incremental_info): New member function.
1890 (Archive::incremental_info): New member function.
1891 (Archive::Unused_symbol_iterator): New class.
1892 (Archive::unused_symbols_begin): New member function.
1893 (Archive::unused_symbols_end): New member function.
1894 (Archive::incremental_info_): New data member.
1895 * incremental-dump.cc (find_input_containing_global): New function.
1896 (dump_incremental_inputs): Dump new incremental info sections.
1897 * incremental.cc: Include symtab.h.
1898 (Output_section_incremental_inputs): New class.
1899 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1900 new incremental info sections.
1901 (Sized_incremental_binary::do_check_inputs): Likewise.
1902 (Incremental_inputs::report_archive): Remove.
1903 (Incremental_inputs::report_archive_begin): New function.
1904 (Incremental_inputs::report_archive_end): New function.
1905 (Incremental_inputs::report_object): New function.
1906 (Incremental_inputs::finalize_inputs): Remove.
1907 (Incremental_inputs::report_input_section): New function.
1908 (Incremental_inputs::report_script): Rewrite.
1909 (Incremental_inputs::finalize): Do nothing but finalize string table.
1910 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1911 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1912 (Incremental_inputs::create_data_sections): New function.
1913 (Incremental_inputs::relocs_entsize): New function.
1914 (Output_section_incremental_inputs::set_final_data_size): New function.
1915 (Output_section_incremental_inputs::do_write): New function.
1916 (Output_section_incremental_inputs::write_header): New function.
1917 (Output_section_incremental_inputs::write_input_files): New function.
1918 (Output_section_incremental_inputs::write_info_blocks): New function.
1919 (Output_section_incremental_inputs::write_symtab): New function.
1920 * incremental.h (Incremental_script_entry): Forward declaration.
1921 (Incremental_object_entry): Forward declaration.
1922 (Incremental_archive_entry): Forward declaration.
1923 (Incremental_inputs): Forward declaration.
1924 (Incremental_inputs_header_data): Remove.
1925 (Incremental_inputs_header): Remove.
1926 (Incremental_inputs_header_write): Remove.
1927 (Incremental_inputs_entry_data): Remove.
1928 (Incremental_inputs_entry): Remove.
1929 (Incremental_inputs_entry_write): Remove.
1930 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1931 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1932 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1933 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1935 (Incremental_input_entry): New class.
1936 (Incremental_script_entry): New class.
1937 (Incremental_object_entry): New class.
1938 (Incremental_archive_entry): New class.
1939 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1940 (Incremental_inputs::report_inputs): Remove.
1941 (Incremental_inputs::report_archive): Remove.
1942 (Incremental_inputs::report_archive_begin): New function.
1943 (Incremental_inputs::report_archive_end): New function.
1944 (Incremental_inputs::report_object): Change prototype.
1945 (Incremental_inputs::report_input_section): New function.
1946 (Incremental_inputs::report_script): Change prototype.
1947 (Incremental_inputs::get_reloc_count): New function.
1948 (Incremental_inputs::set_reloc_count): New function.
1949 (Incremental_inputs::create_data_sections): New function.
1950 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1951 (Incremental_inputs::inputs_section): New function.
1952 (Incremental_inputs::symtab_section): New function.
1953 (Incremental_inputs::relocs_section): New function.
1954 (Incremental_inputs::get_stringpool): Add const.
1955 (Incremental_inputs::command_line): Add const.
1956 (Incremental_inputs::inputs): Remove.
1957 (Incremental_inputs::command_line_key): New function.
1958 (Incremental_inputs::input_file_count): New function.
1959 (Incremental_inputs::input_files): New function.
1960 (Incremental_inputs::relocs_entsize): New function.
1961 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1962 (Incremental_inputs::finalize_inputs): Remove.
1963 (Incremental_inputs::Input_info): Remove.
1964 (Incremental_inputs::lock_): Remove.
1965 (Incremental_inputs::inputs_): Change type.
1966 (Incremental_inputs::inputs_map_): Remove.
1967 (Incremental_inputs::current_object_entry_): New data member.
1968 (Incremental_inputs::inputs_section_): New data member.
1969 (Incremental_inputs::symtab_section_): New data member.
1970 (Incremental_inputs::relocs_section_): New data member.
1971 (Incremental_inputs::reloc_count_): New data member.
1972 (Incremental_inputs_reader): New class.
1973 (Incremental_symtab_reader): New class.
1974 (Incremental_relocs_reader): New class.
1975 * layout.cc (Layout::finalize): Move finalization of incremental info
1976 and creation of incremental info sections to follow finalization of
1977 symbol table. Set offsets for postprocessing sections.
1978 (Layout::create_incremental_info_sections): Call
1979 Incremental_inputs::create_data_sections. Add incremental symtab
1980 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1981 sections to layout after input sections.
1982 * layout.h (struct Timespec): Forward declaration.
1983 (Layout::incremental_inputs): Add const.
1984 (Layout::create_incremental_info_sections): Add parameter.
1985 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1986 * object.cc: Include incremental.h.
1987 (Relobj::finalize_incremental_relocs): New function.
1988 (Sized_relobj::do_layout): Record input sections in incremental info.
1989 * object.h (Object::output_section): New function.
1990 (Object::output_section_offset): Moved from Relobj.
1991 (Object::get_incremental_reloc_base): New function.
1992 (Object::get_incremental_reloc_count): New function.
1993 (Object::do_output_section): New function.
1994 (Object::do_output_section_offset): Moved from Relobj.
1995 (Object::do_get_incremental_reloc_base): New function.
1996 (Object::do_get_incremental_reloc_count): New function.
1997 (Object::Object): Initialize new data members.
1998 (Relobj::output_section): Renamed do_output_section and moved to
2000 (Relobj::output_section_offset): Moved to Object.
2001 (Relobj::do_get_incremental_reloc_base): New function.
2002 (Relobj::do_get_incremental_reloc_count): New function.
2003 (Relobj::allocate_incremental_reloc_counts): New function.
2004 (Relobj::count_incremental_reloc): New function.
2005 (Relobj::finalize_incremental_relocs): New function.
2006 (Relobj::next_incremental_reloc_index): New function.
2007 (Relobj::reloc_counts_): New data member.
2008 (Relobj::reloc_bases_): New data member.
2009 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2010 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2011 (Sized_relobj::incremental_relocs_scan): New function.
2012 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2013 (Sized_relobj::incremental_relocs_write): New function.
2014 (Sized_relobj::incremental_relocs_write_reltype): New function.
2015 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2017 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2018 archives and object files elsewhere.
2019 (Add_symbols::run): Report object files here.
2020 (Finish_group::run): Report end of archive at end of group.
2021 * reloc.cc: Include layout.h, incremental.h.
2022 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2023 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2024 (Sized_relobj::incremental_relocs_scan): New function.
2025 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2026 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2027 (Sized_relobj::incremental_relocs_write): New function.
2028 (Sized_relobj::incremental_relocs_write_reltype): New function.
2029 * script.cc (read_input_script): Rewrite test for incremental link.
2030 Change call to Incremental_inputs::report_script.
2031 * symtab.h (Symbol_table::first_global_index): New function.
2032 (Symbol_table::output_count): New function.
2034 2010-08-12 Doug Kwan <dougkwan@google.com>
2036 * arm.cc (Target_arm::merge_object_attributes): Check command line
2037 options --no-wchar-size-warning and --no-enum-size-warning.
2038 * options.h (General_options): Add ld-compatible options
2039 --no-enum-size-warning and --no-wchar-size-warning.
2041 2010-08-04 Ian Lance Taylor <iant@google.com>
2043 * x86_64.cc (Target_x86_64::Scan::local): Use
2044 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2045 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2046 (Target_x86_64::Scan::global): Likewise.
2047 (Target_x86_64::Relocate::relocate): Likewise.
2048 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2051 2010-08-03 Cary Coutant <ccoutant@google.com>
2053 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2054 to reserve space in merged_strings vector. Keep total input size
2056 (Output_merge_string::do_print_merge_stats): Print total input size.
2057 * merge.h (Output_merge_string): Add input_size_ field.
2058 * stringpool.cc (Stringpool_template::string_length): Move
2059 implementations out of Stringpool_template class and place in
2061 * stringpool.h (string_length): Move out of Stringpool_template.
2063 2010-08-03 Ian Lance Taylor <iant@google.com>
2066 * layout.cc (relaxation_loop_body): If address of load segment is
2067 set, adjust address to include headers if possible.
2069 2010-08-03 Ian Lance Taylor <iant@google.com>
2071 * version.cc (version_string): Bump to 1.10.
2073 2010-08-03 Ian Lance Taylor <iant@google.com>
2076 * layout.h (enum Output_section_order): Define.
2077 (class Layout): Update declarations.
2078 * layout.cc (Layout::get_output_section): Add order parameter.
2079 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2080 is_first_non_relro parameters. Change all callers.
2081 (Layout::choose_output_section): Likewise.
2082 (Layout::add_output_section_data): Likewise.
2083 (Layout::make_output_section): Likewise. Set order.
2084 (Layout::default_section_order): New function.
2085 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2086 * output.cc (Output_section::Output_section): Initialize order_.
2087 Don't initialize deleted fields.
2088 (Output_segment::Output_segment): Don't initialize deleted
2090 (Output_segment::add_output_section_to_load): New function
2091 replacing add_output_section. Change all callers to call this or
2092 add_output_section_to_nonload.
2093 (Output_segment::add_output_section_to_nonload): New function.
2094 (Output_segment::remove_output_section): Rewrite.
2095 (Output_segment::add_initial_output_data): Likewise.
2096 (Output_segment::has_any_data_sections): Likewise.
2097 (Output_segment::is_first_section_relro): Likewise.
2098 (Output_segment::maximum_alignment): Likewise.
2099 (Output_segment::has_dynamic_reloc): New function replacing
2100 dynamic_reloc_count. Change all callers.
2101 (Output_segment::has_dynamic_reloc_list): New function replacing
2102 dynamic_reloc_count_list. Change all callers.
2103 (Output_segment::set_section_addresses): Rewrite.
2104 (Output_segment::set_offset): Rewrite.
2105 (Output_segment::find_first_and_last_list): Remove.
2106 (Output_segment::set_tls_offsets): Rewrite.
2107 (Output_segment::first_section_load_address): Likewise.
2108 (Output_segment::output_section_count): Likewise.
2109 (Output_segment::section_with_lowest_load_address): Likewise.
2110 (Output_segment::write_section_headers): Likewise.
2111 (Output_segment::print_sections_to_map): Likewise.
2112 * output.h (class Output_data): Remove dynamic_reloc_count_
2113 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2114 (Output_data::add_dynamic_reloc): Rewrite.
2115 (Output_data::has_dynamic_reloc): New function.
2116 (Output_data::dynamic_reloc_count): Remove.
2117 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2118 is_last_relro_, is_first_non_relro_, is_interp_,
2119 is_dynamic_linker_section_ fields. Add order and set_order
2120 functions. Remove is_relro_local, set_is_relro_local,
2121 is_last_relro, set_is_last_relro, is_first_non_relro,
2122 set_is_first_non_relro functions, is_interp, set_is_interp,
2123 is_dynamic_linker_section, and set_is_dynamic_linker_section
2125 (class Output_segment): Change Output_data_list from std::list to
2126 std:;vector. Add output_lists_ field. Remove output_data_ and
2127 output_bss_ fields. Update declarations.
2129 2010-08-02 Ian Lance Taylor <iant@google.com>
2131 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2132 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2133 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2135 2010-08-02 Ian Lance Taylor <iant@google.com>
2138 * script.cc (Script_options::Script_options): Initialize
2139 symbol_definitions_ and symbol_references_.
2140 (Script_options::add_symbol_assignment): Update
2141 symbol_definitions_ and symbol_references_.
2142 (Script_options::add_symbol_reference): New function.
2143 (script_symbol): New function.
2144 * script.h (class Script_options): Add symbol_definitions_ and
2145 symbol_references_ fields.
2146 (Script_options::referenced_const_iterator): New type.
2147 (Script_options::referenced_begin): New function.
2148 (Script_options::referenced_end): New function.
2149 (Script_options::is_referenced): New function.
2150 (Script_options::any_unreferenced): New function.
2151 * script-c.h (script_symbol): Declare.
2152 * yyscript.y (exp): Call script_symbol.
2153 * symtab.cc: Include "script.h".
2154 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2155 Change all callers. Check symbols referenced by scripts.
2156 (Symbol_table::add_undefined_symbols_from_command_line): Add
2157 layout parameter. Change all callers.
2158 (Symbol_table::do_add_undefined_symbols_from_command_line):
2159 Likewise. Break out loop body. Check symbols referenced by
2161 (Symbol_table::add_undefined_symbol_from_command_line): New
2162 function broken out of
2163 do_add_undefined_symbols_from_command_line.
2164 * symtab.h (class Symbol_table): Update declarations.
2165 * archive.cc: Include "layout.h".
2166 (Archive::should_include_member): Add layout parameter. Change
2167 all callers. Check for symbol mentioned in expression.
2168 * archive.h (class Archive): Update declaration.
2169 * object.cc (Sized_relobj::do_should_include_member): Add layout
2171 * object.h (Object::should_include_member): Add layout parameter.
2173 (Object::do_should_include_member): Add layout parameter.
2174 (class Sized_relobj): Update declaration.
2175 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2177 * dynobj.h (class Sized_dynobj): Update declaration.
2178 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2180 * plugin.h (class Sized_pluginobj): Update declaration.
2182 2010-08-02 Ian Lance Taylor <iant@google.com>
2185 * output.cc (Output_segment::set_offset): Search for the first and
2186 last sections rather than assuming that the list is in order.
2187 (Output_segment::find_first_and_last_list): New function.
2188 * output.h (class Output_segment): Update declarations.
2189 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2190 (relro_strip_test_SOURCES): New variable.
2191 (relro_strip_test_DEPENDENCIES): New variable.
2192 (relro_strip_test_LDFLAGS): New variable.
2193 (relro_strip_test_LDADD): New variable.
2194 (relro_strip_test.so): New target.
2196 2010-08-02 Ian Lance Taylor <iant@google.com>
2198 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2199 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2200 (Target_i386::got_tlsdesc_section): New function.
2201 (Target_i386::got_section): Create space for GOT entries for
2202 TLSDESC relocations.
2203 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2205 (Target_i386::Scan::global): Likewise.
2206 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2208 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2209 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2210 (Target_x86_64::got_tlsdesc_section): New function.
2211 (Target_x86_64::got_section): Create space for GOT entries for
2212 TLSDESC relocations.
2213 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2215 (Target_x86_64::Scan::global): Likewise.
2216 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2219 2010-08-02 Ian Lance Taylor <iant@google.com>
2221 * testsuite/final_layout.sh: Use dc to convert from hex to
2224 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2226 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2227 paramter to the call to gold::gc_process_relocs.
2228 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2229 paramter to the call to gold::gc_process_relocs.
2230 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2231 parameter to the call to gold::gc_process_relocs.
2232 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2233 template parameter to the call to gold::gc_process_relocs.
2234 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2235 paramter to the call to gold::gc_process_relocs.
2236 * gc.h (get_embedded_addend_size): New function.
2237 (gc_process_relocs): Save the size of the reloc for use by ICF.
2238 * icf.cc (get_section_contents): Get the addend from the text section
2239 for SHT_REL relocation sections.
2240 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2241 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2242 * int_encoding.h (read_from_pointer): New overloaded function.
2243 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2244 * testsuite/icf_sht_rel_addend_test.sh: New file.
2245 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2246 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2248 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2250 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2251 * Makefile.in: Regenerate.
2252 * testsuite/Makefile.in: Regenerate.
2254 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2256 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2257 * gold/testsuite/debug_msg.cc: Likewise.
2258 * gold/testsuite/odr_violation1.cc
2259 * gold/testsuite/odr_violation2.cc
2261 2010-07-21 Cary Coutant <ccoutant@google.com>
2263 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2264 string, and length fields.
2265 (Output_merge_string::Merged_strings_list): New type.
2266 (Output_merge_string::Merged_strings_lists): New typedef.
2267 (Output_merge_string): Replace merged_strings_ with
2268 merged_strings_lists_.
2269 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2270 Merged_strings_list per input object and section. Don't store pointer
2271 to the string. Don't store length with each merged string entry.
2272 (Output_merge_string::finalize_merged_data): Loop over list of merged
2273 strings lists. Recompute length of each merged string.
2275 2010-07-15 Cary Coutant <ccoutant@google.com>
2277 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2280 2010-07-14 Ian Lance Taylor <iant@google.com>
2282 * descriptors.cc (Descriptors::open): Report correct name in error
2285 2010-07-13 Doug Kwan <dougkwan@google.com>
2287 * arm.cc (Arm_input_section::Arm_input_section): For a
2288 SHT_ARM_EXIDX section, always keeps the input sections.
2289 (Arm_input_section::set_exidx_section_link): New method.
2290 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2291 has_errors_ to false.
2292 (Arm_exidx_input_section::has_errors,
2293 Arm_exidx_input_section::set_has_errors): New methods.
2294 (Arm_exidx_input_section::has_errors_): New data member.
2295 (Arm_relobj::get_exidx_shndx_list): New method.
2296 (Arm_output_section::append_text_sections_to_list): Do not skip
2297 section without SHF_EXECINSTR.
2298 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2300 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2301 section header. Make error messages more verbose. Check for
2302 a non-executable section linked to an EXIDX section.
2303 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2304 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2305 check that there is no deferred EXIDX section if we exit early.
2306 Instead of not making an EXIDX section in case of an error, make one
2307 and set the has_errors flag of it.
2308 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2309 in a relocatable link.
2310 (Target_arm::do_relax): Look for the EXIDX output section instead of
2311 assuming that it is called .ARM.exidx.
2312 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2313 section list. Do not check for SHF_EXECINSTR section flags but
2314 skip any input section with errors.
2315 * output.cc (Output_section::Output_section): Initialize
2316 always_keeps_input_sections_ to false.
2317 (Output_section::add_input_section): Check for
2318 always_keeps_input_sections_.
2319 * output.h (Output_section::always_keeps_input_sections,
2320 Output_section::set_always_keeps_input_sections): New methods.
2321 (Output_section::always_keeps_input_sections): New data member.
2323 2010-07-13 Rafael Espindola <espindola@google.com>
2325 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2326 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2328 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2329 Ian Lance Taylor <iant@google.com>
2331 * output.h (Output_section_lookup_maps::add_merge_section):
2332 Correct check of whether value was inserted.
2333 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2334 (Output_section_lookup_maps::add_relaxed_input_section):
2336 * arm.cc (Target_arm::got_section): Remove used local os.
2337 * i386.cc (Target_i386::got_section): Likewise.
2338 * x86_64.cc (Target_x86_64::got_section): Likewise.
2339 * sparc.cc (Target_sparc::got_section): Likewise.
2340 (Target_sparc::relocate): Remove unused local have_got_offset.
2341 * powerpc.cc (Target_powerpc::relocate): Likewise.
2343 2010-07-13 Ian Lance Taylor <iant@google.com>
2345 * compressed_output.cc (zlib_decompress): Fix signature in
2348 * archive.cc (Archive::include_member): Unlock an external member
2349 of a thin archive. Don't bother to delete an object we know is
2352 2010-07-12 Cary Coutant <ccoutant@google.com>
2354 * compressed_output.cc (zlib_decompress): New function.
2355 (get_uncompressed_size): New function.
2356 (decompress_input_section): New function.
2357 * compressed_output.h (get_uncompressed_size): New function.
2358 (decompress_input_section): New function.
2359 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2360 Handle compressed debug sections.
2361 * layout.cc (is_compressed_debug_section): New function.
2362 (Layout::output_section_name): Map compressed section names to
2364 * layout.h (is_compressed_debug_section): New function.
2365 (is_debug_info_section): Recognize compressed debug sections.
2366 * merge.cc: Include compressed_output.h.
2367 (Output_merge_data::do_add_input_section): Handle compressed
2369 (Output_merge_string::do_add_input_section): Handle compressed
2371 * object.cc: Include compressed_output.h.
2372 (Sized_relobj::Sized_relobj): Initialize new data members.
2373 (build_compressed_section_map): New function.
2374 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2375 * object.h (Object::section_is_compressed): New method.
2376 (Object::do_section_is_compressed): New method.
2377 (Sized_relobj::Compressed_section_map): New type.
2378 (Sized_relobj::do_section_is_compressed): New method.
2379 (Sized_relobj::compressed_sections_): New data member.
2380 * output.cc (Output_section::add_input_section): Handle compressed
2382 * reloc.cc: Include compressed_output.h.
2383 (Sized_relobj::write_sections): Handle compressed debug sections.
2385 2010-07-08 Cary Coutant <ccoutant@google.com>
2387 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2388 weak when resolving to a dynamic def.
2389 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2390 for weak undef/dynamic def cases. Adjust callers.
2391 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2392 undef_binding_weak_.
2393 (Symbol_table::sized_write_globals): Adjust symbol binding.
2394 (Symbol_table::sized_write_symbol): Add binding parameter.
2395 * symtab.h (Symbol::set_undef_binding): New method.
2396 (Symbol::is_undef_binding_weak): New method.
2397 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2398 (Symbol_table::should_override): Add new parameter.
2399 (Symbol_table::sized_write_symbol): Add new parameter.
2401 * testsuite/weak_undef_file1.cc: Add new test case.
2402 * testsuite/weak_undef_file2.cc: Fix header comment.
2403 * testsuite/weak_undef_test.cc: Add new test case.
2405 2010-06-29 Doug Kwan <dougkwan@google.com>
2407 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2408 Initialize USE_SYMBOL_.
2409 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2411 (Arm_reloc_property::uses_symbol_): New data member declaration.
2412 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2413 uses symbol value and symbol is undefined but not weakly undefined.
2415 2010-06-28 Rafael Espindola <espindola@google.com>
2417 * plugin.cc (Plugin::load): Use dlerror.
2419 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2421 * symtab.cc (detect_odr_violations): When reporting an ODR
2422 violation, report an object where the symbol is defined.
2424 2010-06-25 Doug Kwan <dougkwan@google.com>
2426 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2427 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2429 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2430 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2431 target hook to detect function points.
2432 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2433 * icf.h (Icf::check_section_for_function_pointers): Change type of
2434 parameter SECTION_NAME to const reference to std::string. Use
2435 target hook to determine if section may have unsafe pointers.
2436 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2439 2010-06-21 Rafael Espindola <espindola@google.com>
2441 * fileread.cc (Input_file::find_fie): New
2442 (Input_file::open): Use Input_file::find_fie.
2443 * fileread.h (Input_file::find_fie): New
2444 * plugin.cc (set_extra_library_path): New.
2445 (Plugin::load): Add set_extra_library_path to the transfer vector.
2446 (Plugin_manager::set_extra_library_path): New.
2447 (Plugin_manager::add_input_file): Use the extra search path if set.
2448 (set_extra_library_path(): New.
2449 * plugin.h (Plugin_manager): Add set_extra_library_path and
2452 2010-06-19 Cary Coutant <ccoutant@google.com>
2454 * layout.cc (gdb_sections): Add .debug_types.
2455 (lines_only_debug_sections): Likewise.
2457 2010-06-18 Rafael Espindola <espindola@google.com>
2459 * plugin.cc (add_input_file,add_input_library)
2460 (Plugin_manager::add_input_file): Make filename arguments const.
2461 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2464 2010-06-16 Doug Kwan <dougkwan@google.com>
2466 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2467 .ARM.attributes section if we have not merged any input
2468 attributes sections.
2470 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2472 * arm.cc: Allow combining objects with no EABI version
2475 2010-06-15 Rafael Espindola <espindola@google.com>
2477 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2479 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2481 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2482 (struct iovec): Correct !HAVE_READV definition.
2484 2010-06-10 Cary Coutant <ccoutant@google.com>
2486 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2487 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2489 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2492 * symtab.h (Symbol::is_placeholder): New member function.
2493 * target-reloc.h (relocate_section): Check for placeholder symbols.
2495 * testsuite/Makefile.am (plugin_test_8): New test.
2496 (plugin_test_9): New test.
2497 * testsuite/Makefile.in: Regenerate.
2499 2010-06-09 Nick Clifton <nickc@redhat.com>
2501 * yyscript.y (input_list_element): Allow strings prefixed with
2502 the '-' character. Treat these as libraries.
2503 * script.cc (script_add_library): New function. Adds a library
2504 specified by "-l<name>" found in an input script.
2505 * script-c.h: Add prototype for script_add_library.
2507 2010-06-07 Doug Kwan <dougkwan@google.com>
2509 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2510 Restrict stub-group size to be within long conditional branch
2511 range when working around cortex-A8 erratum.
2513 2010-06-07 Damien Diederen <dd@crosstwine.com>
2515 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2518 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2522 (Output_section::Input_section_sort_entry::compare_section_ordering):
2523 Change to return non-zero correctly.
2524 (Output_section::Input_section_sort_section_order_index_compare
2525 ::operator()): Change to fix ambiguity in comparisons.
2527 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2529 * gold.h (is_wildcard_string): New function.
2530 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2531 (Layout::layout_eh_frame): Ditto.
2532 (Layout::find_section_order_index): New method.
2533 (Layout::read_layout_from_file): New method.
2534 * layout.h (Layout::find_section_order_index): New method.
2535 (Layout::read_layout_from_file): New method.
2536 (Layout::input_section_position_): New private member.
2537 (Layout::input_section_glob_): New private member.
2538 * main.cc (main): Call read_layout_from_file here.
2539 * options.h (--section-ordering-file): New option.
2540 * output.cc (Output_section::input_section_order_specified_): New
2542 (Output_section::Output_section): Initialize new member.
2543 (Output_section::add_input_section): Add new parameter.
2544 Keep input sections when --section-ordering-file is used.
2545 (Output_section::set_final_data_size): Sort input sections when
2546 section ordering file is specified.
2547 (Output_section::Input_section_sort_entry): Add new parameter.
2549 (Output_section::Input_section_sort_entry::compare_section_ordering):
2551 (Output_section::Input_section_sort_compare::operator()): Change to
2552 consider section_order_index.
2553 (Output_section::Input_section_sort_init_fini_compare::operator()):
2554 Change to consider section_order_index.
2555 (Output_section::Input_section_sort_section_order_index_compare
2556 ::operator()): New method.
2557 (Output_section::sort_attached_input_sections): Change to sort
2558 according to section order when specified.
2559 (Output_section::add_input_section<32, true>): Add new parameter.
2560 (Output_section::add_input_section<64, true>): Add new parameter.
2561 (Output_section::add_input_section<32, false>): Add new parameter.
2562 (Output_section::add_input_section<64, false>): Add new parameter.
2563 * output.h (Output_section::add_input_section): Add new parameter.
2564 (Output_section::input_section_order_specified): New
2566 (Output_section::set_input_section_order_specified): New method.
2567 (Input_section::Input_section): Initialize section_order_index_.
2568 (Input_section::section_order_index): New method.
2569 (Input_section::set_section_order_index): New method.
2570 (Input_section::section_order_index_): New member.
2571 (Input_section::Input_section_sort_section_order_index_compare): New
2573 (Output_section::input_section_order_specified_): New member.
2574 * script-sections.cc (is_wildcard_string): Delete and move modified
2576 (Output_section_element_input::Output_section_element_input): Modify
2577 call to is_wildcard_string.
2578 (Output_section_element_input::Input_section_pattern
2579 ::Input_section_pattern): Ditto.
2580 (Output_section_element_input::Output_section_element_input): Ditto.
2581 * testsuite/Makefile.am (final_layout): New test case.
2582 * testsuite/Makefile.in: Regenerate.
2583 * testsuite/final_layout.cc: New file.
2584 * testsuite/final_layout.sh: New file.
2586 2010-06-01 Rafael Espindola <espindola@google.com>
2588 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2590 2010-06-01 Rafael Espindola <espindola@google.com>
2592 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2593 visibility of symbols.
2595 2010-05-27 Doug Kwan <dougkwan@google.com>
2597 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2598 from start of output section instead of address for a local symbol
2599 in a merged or relaxed section when doing a relocatable link.
2601 2010-05-26 Rafael Espindola <espindola@google.com>
2604 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2605 adding sections the garbage collector removed.
2606 * gold/testsuite/Makefile.am: Add test.
2607 * gold/testsuite/Makefile.in: Regenerate.
2608 * gold/testsuite/plugin_test_7.sh: New.
2609 * gold/testsuite/plugin_test_7_1.c: New.
2610 * gold/testsuite/plugin_test_7_2.c: New.
2612 2010-05-26 Rafael Espindola <espindola@google.com>
2614 * script-sections.cc (Output_section_definition::set_section_addresses):
2615 Check for --section-start.
2617 2010-05-26 Doug Kwan <dougkwan@google.com>
2619 * arm.cc (Arm_scan_relocatable_relocs): New class.
2620 (Target_arm::relocate_special_relocatable): New method.
2621 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2622 (Arm_relocate_functions::thumb_branch_common): Same.
2623 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2624 instead of Default_scan_relocatable_relocs.
2625 * target-reloc.h (relocate_for_relocatable): Let target handle
2626 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2627 * target.h (Sized_target::relocate_special_relocatable): New method.
2629 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2631 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2633 2010-05-23 Doug Kwan <dougkwan@google.com>
2635 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2637 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2638 with a direct branch, not a conditional branch, to a stub.
2639 * merge.cc (Output_merge_base::record_input_section): New method
2641 (Output_merge_data::do_add_input_section): Record input section if
2642 keeps-input-sections flag is set.
2643 (Output_merge_string::do_add_input_section): Ditto.
2644 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2645 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2647 (Output_merge_base::keeps_input_sections,
2648 Output_merge_base::set_keeps_input_sections,
2649 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2651 (Output_merge_base::Input_sections): New type declaration.
2652 (Output_merge_base::input_sections_begin,
2653 Output_merge_base::input_sections_end,
2654 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2655 (Output_merge_base::bool keeps_input_sections_,
2656 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2657 Output_merge_base::input_sections_): New data members.
2658 (Output_merge_data::do_set_keeps_input_sections): New method
2660 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2661 * output.cc (Output_section::Input_section::relobj): Move method
2662 defintion from class declaration to here and handle merge sections.
2663 (Output_section::Input_section::shndx): Ditto.
2664 (Output_section::Output_section): Remove initializations of removed
2665 data members and initialize new data member LOOKUP_MAPS_.
2666 (Output_section::add_input_section): Set keeps-input-sections flag
2667 for a newly created merge output section as appropriate. Adjust code
2668 to use Output_section_lookup_maps class.
2669 (Output_section::add_relaxed_input_section): Adjst code for lookup
2670 maps code refactoring.
2671 (Output_section::add_merge_input_section): Add a new parameter
2672 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2673 class. If adding input section to a newly created merge output
2674 section fails, remove the new merge section.
2675 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
2676 Adjust code for use of the Output_section_lookup_maps class.
2677 (Output_section::find_merge_section): Ditto.
2678 (Output_section::build_lookup_maps): New method defintion.
2679 (Output_section::find_relaxed_input_section): Adjust code to use
2680 Output_section_lookup_maps class.
2681 (Output_section::get_input_sections): Export merge sections. Adjust
2682 code to use Output_section_lookup_maps class.
2683 (Output_section:::add_script_input_section): Adjust code to use
2684 Output_section_lookup_maps class. Update lookup maps for merge
2686 (Output_section::discard_states): Use Output_section_lookup_maps.
2687 (Output_section::restore_states): Same.
2688 * output.h (Merge_section_properties): Move class defintion out of
2690 (Output_section_lookup_maps): New class.
2691 (Output_section::Input_section::is_merge_section): New method
2693 (Output_section::Input_section::relobj): Move defintion out of class
2694 defintion. Declare method only.
2695 (Output_section::Input_section::shndx): Ditto.
2696 (Output_section::Input_section::output_merge_base): New method defintion.
2697 (Output_section::Input_section::u2_.pomb): New union field.
2698 (Output_section::Merge_section_by_properties_map,
2699 Output_section::Output_section_data_by_input_section_map,
2700 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2702 (Output_section::add_merge_input_section): Add new parameter
2703 KEEPS_INPUT_SECTIONS.
2704 (Output_section::build_lookup_maps): New method declaration.
2705 (Output_section::merge_section_map_,
2706 Output_section::merge_section_by_properties_map_,
2707 Output_section::relaxed_input_section_map_,
2708 Output_section::is_relaxed_input_section_map_valid_): Remove data
2710 (Output_section::lookup_maps_): New data member.
2712 2010-05-21 Doug Kwan <dougkwan@google.com>
2715 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2716 avoid a compilation error.
2718 2010-05-19 Rafael Espindola <espindola@google.com>
2720 * script-sections.cc (Output_section_definition::allocate_to_segment):
2721 Update the phdrs_list even when the output section is NULL.
2722 * testsuite/Makefile.am: Add test.
2723 * testsuite/Makefile.in: Regenerate.
2724 * testsuite/script_test_9.cc: New.
2725 * testsuite/script_test_9.sh: New.
2726 * testsuite/script_test_9.t: New.
2728 2010-05-19 Doug Kwan <dougkwan@google.com>
2730 * arm.cc (Arm_input_section::original_size): New method.
2731 (Arm_input_section::do_addralign): Add a cast.
2732 (Arm_input_section::do_output_offset): Remove static cast.
2733 (Arm_input_section::original_addralign,
2734 Arm_input_section::original_size_): Change type to uint32_t.
2735 (Arm_input_section::init): Add safe casts for section alignment
2737 (Arm_input_section::set_final_data_size): Do not set address and
2738 offset of stub table.
2739 (Arm_output_section::fix_exidx_coverage): Change use of of
2740 Output_section::Simple_input_section to that of
2741 Output_section::Input_section.
2742 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2743 except for the first pass.
2744 * output.cc (Output_section::get_input_sections): Change type of
2745 input_sections to std::list<Input_section>.
2746 (Output_section::add_script_input_section): Rename from
2747 Output_section::add_simple_input_section. Change type of SIS
2748 parameter from Simple_input_section to Input_section.
2749 * output.h (Output_section::Simple_input_section): Remove class.
2750 (Output_section::Input_section): Change class visibility to public.
2751 (Output_section::Input_section::addralign): Use stored alignments
2752 for special input sections if set.
2753 (Output_section::Input_section::set_addralign): New method.
2754 (Output_section::get_input_sections): Change parameter type from
2755 list of Simple_input_section to list of Input_section.
2756 (Output_section::add_script_input_section): Rename from
2757 Output_section::add_simple_input_section. Change first parameter's
2758 type from Simple_input_section to Input_section and remove the
2759 second and third parameters.
2760 * script-sections.cc (Input_section::Input_section_list): Change
2761 type to list of Output_section::Input_section/
2762 (Input_section_info::Input_section_info): Change parameter type of
2763 INPUT_SECTION to Output_section::Input_section.
2764 (Input_section_info::input_section): Change return type.
2765 (Input_section_info::input_section_): Change type to
2766 Output_section::Input_section.
2767 (Output_section_element_input::set_section_addresses): Adjust code
2768 to use Output_section::Input_section instead of
2769 Output_section::Simple_input_section. Adjust code for renaming
2770 of Output_section::add_simple_input_section.
2771 (Orphan_output_section::set_section_addresses): Ditto.
2773 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2775 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2776 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2778 2010-05-18 Rafael Espindola <espindola@google.com>
2780 * options.cc (General_options::finalize): Handle -nostdlib.
2781 * options.h (nostdlib): New option.
2782 * script.cc (script_add_search_dir): Handle -nostdlib.
2784 2010-05-12 Doug Kwan <dougkwan@google.com>
2786 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2787 attributes section only if there no attributes section after merging.
2788 (Target_arm::merge_object_attributes): Move value of
2789 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2790 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2791 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2792 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2793 and arm_attr_merge_7.stdout.
2794 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2795 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2796 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2797 arm_attr_merge_7b.o): New rules.
2798 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2800 * testsuite/Makefile.in: Regenerate.
2801 * testsuite/arm_attr_merge.sh: New file.
2802 * testsuite/arm_attr_merge_[67][ab].s: Same.
2804 2010-05-05 Nick Clifton <nickc@redhat.com>
2806 * po/es.po: Updated Spanish translation.
2808 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2810 * Makefile.am (install-exec-local): Properly install gold as
2811 default cross linker.
2812 * Makefile.in: Regenerated.
2814 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2815 Nick Clifton <nickc@redhat.com>
2817 * configure.ac (install_as_default): Define and set to false
2818 unless --enable-gold or --enable-gold=both/gold has been
2820 * configure: Regenerate.
2822 * Makefile.am (install-exec-local): Install the executable as
2823 'ld.gold'. If install_as_default is true then also install it as
2825 * Makefile.in: Regenerated.
2827 2010-04-24 Ian Lance Taylor <iant@google.com>
2829 * layout.cc (Layout::layout_reloc): In relocatable link don't
2830 combine reloc sections for grouped sections.
2832 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2834 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2835 sections that are not ordinary to icf.
2836 * icf.cc (get_section_contents): Handle relocation pointing to section
2837 with no object or shndx information.
2838 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2839 * testsuite/Makefile.in: Regenerate.
2840 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2841 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2843 2010-04-22 Ian Lance Taylor <iant@google.com>
2845 * expression.cc (Expression::Expression_eval_info): Add
2846 result_alignment_pointer field.
2847 (Expression::eval_with_dot): Add result_alignment_pointer
2848 parameter. Change all callers.
2849 (Expression::eval_maybe_dot): Likewise.
2850 (class Binary_expression): Add alignment_pointer parameter to
2851 left_value and right_value. Change all callers.
2852 (BINARY_EXPRESSION): Set result alignment.
2853 (class Trinary_expression): Add alignment_pointer parameter to
2854 arg2_value and arg3_value. Change all callers.
2855 (Trinary_cond::value): Set result alignment.
2856 (Max_expression::value, Min_expression::value): Likewise.
2857 (Align_expression::value): Likewise.
2858 * script-sections.cc (class Sections_element): Add dot_alignment
2859 parameter to set_section_addresses virtual function. Update
2861 (class Output_section_element): Likewise.
2862 (Script_sections::create_segments): Add dot_alignment parameter.
2864 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2865 (Script_sections::set_phdrs_clause_addresses): Likewise.
2866 * script-sections.h: Update declarations.
2867 * script.h: Update declarations.
2868 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2870 * testsuite/script_test_3.t: Set large alignment.
2871 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2872 segment has expected alignment.
2874 2010-04-22 Nick Clifton <nickc@redhat.com>
2876 * po/gold.pot: Updated by the Translation project.
2877 * po/vi.po: Updated Vietnamese translation.
2879 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2881 * testsuite/Makefile.am (check_PROGRAMS): Add
2882 icf_virtual_function_folding_test.
2883 * testsuite/Makefile.in: Regenerated.
2885 2010-04-15 Andrew Haley <aph@redhat.com>
2887 * options.h (merge_exidx_entries): New option.
2888 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2889 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2890 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2891 (Target_arm::merge_exidx_entries): New function.
2892 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2893 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2894 to Arm_exidx_fixup constructor.
2895 Add new arg, merge_exidx_entries.
2896 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2897 Arm_output_section::fix_exidx_coverage.
2899 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2901 * icf.cc (get_section_contents): Check for preemptible functions.
2902 Ignore addend when appropriate.
2903 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2905 (add_from_relobj): Check for section folded.
2906 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2907 * symtab.h (should_add_dynsym_entry): Add new parameter.
2908 * target-reloc.h (scan_relocs): Check for section folded.
2909 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2910 Check reloc types for function pointers in shared objects.
2911 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2913 (icf_preemptible_functions_test): New test case.
2914 (icf_string_merge_test): New test case.
2915 * testsuite.Makefile.in: Regenerate.
2916 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2917 bar_glob. Refactor code.
2918 * testsuite/icf_preemptible_functions_test.cc: New file.
2919 * testsuite/icf_preemptible_functions_test.sh: New file.
2920 * testsuite/icf_string_merge_test.cc: New file.
2921 * testsuite/icf_string_merge_test.sh: New file.
2922 * testsuite/icf_virtual_function_folding_test.cc: New file.
2923 * testsuite/icf_virtual_function_folding_test.sh: New file.
2925 2010-04-14 Doug Kwan <dougkwan@google.com>
2927 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2928 for local symbol recounting if we remove a section due to ICF.
2929 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2930 there are no regular objects in input.
2932 2010-04-13 Doug Kwan <dougkwan@google.com>
2934 * arm.cc (Arm_input_section::set_final_data_size): Compute
2935 accurate final data size instead of using current data size.
2937 2010-04-09 Doug Kwan <dougkwan@google.com>
2939 * layout.cc (Layout::choose_output_section): Handle script section
2941 (Layout::make_output_section_for_script): Add section type parameter.
2942 Handle script section types.
2943 * layout.h (Layout::make_output_section_for_script): Add section
2945 * output.cc (Output_section::Output_section): Initialize data member
2947 (Output_section::do_reset_address_and_file_offset): Do not set address
2948 to 0 if section is a NOLOAD section.
2949 * output.h (Output_section::is_noload): New method.
2950 (Output_section::set_is_noload): Ditto.
2951 (Output_section::is_noload_): New data member.
2952 * script-c.h (Script_section_type): New enum type.
2953 (struct Parser_output_section_header): Add new file section_type.
2954 * script-sections.cc (Sections_element::output_section_name): Add
2955 parameter for returning script section type.
2956 (Output_section_definition::output_section_name): Ditto.
2957 (Output_section_definition::section_type)P; New method.
2958 (Output_section_definiton::script_section_type_name): Ditto.
2959 (Output_section_definition::script_section_type_): New data member.
2960 (Output_section_definition::Output_section_definition): Initialize
2961 data member Output_section_definition::script_section_type_.
2962 (Output_section_definition::create_sections): Pass script section type
2963 to Layout::make_output_section_for_script.
2964 (Output_section_definition::output_section_name): Return script
2965 section type to caller.
2966 (Output_section_definition::set_section_address): Do not advance
2967 dot value and load address if section type is NOLOAD. Set address
2968 of NOLOAD sections regardless of section flags.
2969 (Output_section_definition::print): Print section type if it is
2970 not SCRIPT_SECTION_TYPE_NONE.
2971 (Output_section_definition::section_type): New method.
2972 (Output_section_definition::script_section_type_name): Ditto.
2973 (Script_sections::output_section_name): Add new parameter
2974 PSECTION_TYPE for returning script section type. Pass it to
2975 section elements. Handle discard sections.
2976 (Sort_output_sections::operator()): Handle NOLOAD sections.
2977 * script-sections.h (Script_sections::Section_type): New enum type.
2978 (Script_sections::output_section_name): Add a new parameter for
2979 returning script section type.
2980 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2982 * yyscript.y (union): Add new field SECTION_TYPE.
2983 (COPY, DSECT, INFO, NOLOAD): New tokens.
2984 (opt_address_and_section_type): Change type to output_section_header.
2985 (section_type): New non-terminal
2986 (section_header): Handle section type.
2987 (opt_address_and_section_type): Return section type value.
2989 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2991 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2992 * testsuite/plugin_common_test_2.c (foo): Likewise.
2994 2010-04-08 Doug Kwan <dougkwan@google.com>
2996 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2998 * output.cc (Output_section::add_merge_input_section): Simplify
2999 code and return status of Output_merge_base::add_input_section.
3000 Update merge section map only if Output_merge_base::add_input_section
3003 2010-04-07 Doug Kwan <dougkwan@google.com>
3005 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3006 if section is marked as containing instructions but has no mapping
3008 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3009 correct section index.
3010 (Arm_relobj::find_linked_text_section): Ditto.
3012 2010-04-07 Cary Coutant <ccoutant@google.com>
3014 * archive.cc (include_member): Destroy Read_symbols_data object before
3016 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3017 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3018 (Read_symbols_data::~Read_symbols_data) New destructor.
3019 (Section_relocs::Section_relocs) New constructor.
3020 (Section_relocs::~Section_relocs) New destructor.
3021 (Read_relocs_data::Read_relocs_data) New constructor.
3022 (Read_relocs_data::~Read_relocs_data) New destructor.
3023 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3024 pointers to NULL after deleting.
3026 2010-04-07 Doug Kwan <dougkwan@google.com>
3028 * arm.cc: Replace "endianity" with "endianness" in comments.
3029 (Arm_exidx_cantunwind): Ditto.
3030 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3031 (Arm_relobj::merge_flags_and_attributes): New method.
3032 (Arm_relobj::merge_flags_and_attributes_): New data member.
3033 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3034 (Arm_relobj::scan_sections_for_stubs): Ditto.
3035 (Arm_relobj::do_read_symbols): Check to see if we really want to
3036 merge processor-specific flags and attributes. Exit early if
3037 an object is empty except for section names and the undefined symbol.
3038 (Target_arm::do_finalize_sections): Move check for ELF format to
3039 Arm_relobj::do_read_symbols. Merge processor specific flags and
3040 attributes from a regular object only when we have determined that
3041 it is aapropriate. Do not create an .ARM.attributes section in
3042 output if there is no regular input object.
3043 (Target_arm::merge_processor_specific_flags): Check
3044 --warn-mismatch before printing any error.
3045 (Target_arm::merge_object_attributes): Ditto.
3046 * gold.cc (queue_middle_tasks): Handle the case in which there is
3047 no regular object in input.
3048 * options.cc (General_options::parse_EB): New method.
3049 (General_options::parse_EL): Same.
3050 (General_options::General_options): Initialize endianness_.
3051 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3053 (General_options::Endianness): New enum.
3054 (General_options::endianness): New method.
3055 (General_options::endianness_): New data member.
3056 * parameters.cc (Parameters::set_options): Check target endianness.
3057 (Parameters::set_target_once): Ditto.
3058 (Parameters::check_target_endianness): New method.
3059 (parameters_force_valid_target): If either -EL or -EB is specified,
3060 use it to define endianness of default target.
3061 * parameters.h (Parameters::check_target_endianness): New method
3063 * target.h (class Target): Change "endianity" to "endianness"
3066 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3068 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3069 * configure: Regenerate.
3070 * Makefile.in: Regenerate.
3071 * testsuite/Makefile.in: Regenerate.
3073 2010-04-06 Cary Coutant <ccoutant@google.com>
3076 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3077 prevailing definitions of common symbols.
3078 * testsuite/plugin_test_6.sh: New test case.
3079 * testsuite/plugin_common_test_1.c: New test case.
3080 * testsuite/plugin_common_test_2.c: New test case.
3081 * testsuite/Makefile.am (plugin_test_6): New test case.
3082 * testsuite/Makefile.in: Regenerate.
3084 2010-04-06 Nick Clifton <nickc@redhat.com>
3086 * po/vi.po: New Vietnamese translation.
3088 2010-03-30 Doug Kwan <dougkwan@google.com>
3090 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3092 2010-03-25 Doug Kwan <dougkwan@google.com>
3094 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3095 to avoid a conversion warning on a 32-bit host.
3097 2010-03-24 Ian Lance Taylor <iant@google.com>
3099 * testsuite/script_test_3.t: Add a TLS segment.
3100 * testsuite/Makefile.am (check_PROGRAMS): Add
3101 tls_phdrs_script_test.
3102 (tls_phdrs_script_test_SOURCES): Define.
3103 (tls_phdrs_script_test_DEPENDENCIES): Define.
3104 (tls_phdrs_script_test_LDFLAGS): Define.
3105 (tls_phdrs_script_test_LDADD): Define.
3106 * testsuite/Makefile.in: Rebuild.
3108 2010-03-23 Cary Coutant <ccoutant@google.com>
3110 * fileread.cc (find_or_make_view): Fix comment.
3112 2010-03-23 Ian Lance Taylor <iant@google.com>
3114 * script-sections.cc (class Orphan_section_placement): Define
3115 PLACE_TLS and PLACE_TLS_BSS.
3116 (Orphan_section_placement::Orphan_section_placement): Initialize
3118 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3119 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3120 (tls_script_test_SOURCES): Define.
3121 (tls_script_test_DEPENDENCIES): Define.
3122 (tls_script_test_LDFLAGS): Define.
3123 (tls_script_test_LDADD): Define.
3124 * testsuite/Makefile.in: Rebuild.
3126 2010-03-22 Doug Kwan <dougkwan@google.com>
3128 * arm.cc (Arm_relocate_functions::abs8,
3129 Arm_relocate_functions::abs16): Use correct check for overflow
3130 specified in the ARM ELF specs.
3131 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3132 target of a BLX instruction specially.
3133 (Reloc_stub::stub_type_for_reloc): Ditto.
3134 (Relocate::relocate): Use symbolic names instead of numeric relocation
3135 codes to report error.
3136 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3138 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3139 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3140 thumb2_blx_out_of_range.stdout
3141 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3142 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3143 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3144 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3145 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3146 thumb2_blx_in_range, thumb2_blx_in_range.o,
3147 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3148 thumb2_blx_out_of_range.o): New rules.
3149 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3150 thumb2_blx_in_range and thumb2_blx_out_of_range.
3151 * testsuite/Makefile.in: Regenerate.
3152 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3153 * testsuite/thumb_blx_in_range.s: New file.
3154 * testsuite/thumb_blx_out_of_range.s: New file.
3156 2010-03-22 Rafael Espindola <espindola@google.com>
3158 * archive.cc (Should_include): Move to archive.h.
3159 (should_include_member): Make it a member of Archive.
3161 (Add_lib_group_symbols): New.
3162 * archive.h: Include options.h.
3163 (Archive_member): Moved from Archive.
3164 (Should_include): Moved from archive.cc.
3166 (Add_lib_group_symbols): New.
3167 * dynobj.cc (do_should_include_member): New.
3168 * dynobj.h (do_should_include_member): New.
3169 * gold.cc (queue_initial_tasks): Update call to queue.
3170 * main.cc (main): Print lib group stats.
3171 * object.cc (do_should_include_member): New.
3172 * object.h: Include archive.h.
3173 (Object::should_include_member): New.
3174 (Object::do_should_include_member): New.
3175 (Sized_relobj::do_should_include_member): New.
3176 * options.cc (General_options::parse_start_lib): New.
3177 (General_options::parse_end_lib): New.
3178 (Input_arguments::add_file): Handle lib groups.
3179 (Input_arguments::start_group): Check we are not in a lib.
3180 (Input_arguments::start_lib): New.
3181 (Input_arguments::end_lib): New.
3182 * options.h (General_options): Add start_lib and end_lib.
3183 (Input_argument::lib_): New.
3184 (Input_argument::lib): New.
3185 (Input_argument::is_lib): New.
3186 (Input_file_lib): New.
3187 (Input_arguments::in_lib_): New.
3188 (Input_arguments::in_lib): New.
3189 (Input_arguments::start_lib): New.
3190 (Input_arguments::end_lib_): New.
3191 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3192 in unused members as preempted.
3193 (Sized_pluginobj::do_should_include_member): New.
3194 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3195 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3197 (Read_symbols::do_whole_lib_group): New.
3198 (Read_symbols::do_lib_group): New.
3199 (Read_symbols::do_read_symbols): Handle lib groups.
3200 (Read_symbols::get_name): Handle lib groups.
3201 * readsyms.h (Read_symbols): Add an archive member pointer.
3202 (Read_symbols::do_whole_lib_group): New.
3203 (Read_symbols::do_lib_group): New.
3204 (Read_symbols::member_): New.
3205 * script.cc (read_input_script): Update call to queue_soon.
3207 2010-03-19 Doug Kwan <dougkwan@google.com>
3209 * arm.cc (Stub_table::Stub_table): Initialize new data members
3210 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3211 (Stub_table::add_reloc_stub): Assign stub offset and update
3212 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3213 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3215 (Stub_table::update_data_size_and_addralign): Use
3216 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3217 instead of going over all reloc stubs.
3218 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3219 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3220 Stringpool_template::offset_ to size of Stringpool_char.
3221 (Stringpool_template::new_key_offset): Remove code to initialize
3222 Stringpool_template::offset_.
3223 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3224 Stringpool_template::offset_ to zero.
3226 2010-03-15 Doug Kwan <dougkwan@google.com>
3228 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3230 (Stringpool_template::new_key_offset): New method.
3231 (Stringpool_template::add_string): Assign offsets when adding new
3233 (Stringpool_template::set_string_offsets): Do not set string offsets
3234 when not optimizing.
3235 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3237 (Chunked_vector::clear): Clear size_.
3238 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3239 (Chunked_vector::size): Return size_.
3240 (Chunked_vector::push_back): Use size_ to find insert position.
3241 (Chunked_vector::size_): New data member.
3242 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3243 (Stringpool_template::new_key_offset): New method declaration.
3244 (Stringpool_template::offset_): New data member.
3246 2010-03-15 Rafael Espindola <espindola@google.com>
3248 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3249 Add_symbols' constructor.
3250 * readsyms.h (Add_symbols): Remove the input_group member.
3252 2010-03-10 Ian Lance Taylor <iant@google.com>
3254 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3255 target to ask whether a reference to a symbol requires a stack
3257 * target.h (Target::is_call_to_non_split): New function.
3258 (Target::do_is_call_to_non_split): Declare virtual function.
3259 * target.cc: Include "symtab.h".
3260 (Target::do_is_call_to_non_split): New function.
3261 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3263 2010-03-10 Cary Coutant <ccoutant@google.com>
3265 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3266 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3267 (File_read::open[2]): Add whole_file_view_ to list of views.
3268 (File_read::make_view): Remove test of whole_file_view_.
3269 (File_read::find_or_make_view): Create whole_file_view_ if
3271 (File_read::clear_views): Replace bool parameter with enum;
3272 adjust all callers. Don't delete views with permanent data;
3273 do delete cached views and views from archives if
3274 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3275 if clearing the corresponding view.
3276 * fileread.h (File_read::Clear_views_mode): New enum.
3277 (File_read::View::is_permanent_view): New method.
3278 (File_read::clear_views): Replace bool parameter
3279 with enum; adjust all callers.
3280 * options.h (General_options): Change keep_files_mapped option;
3281 add map_whole_files.
3282 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3284 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3287 2010-03-10 David S. Miller <davem@davemloft.net>
3289 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3291 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3293 * icf.cc (get_section_contents): Add '@' marker after processing the
3296 2010-03-08 Doug Kwan <dougkwan@google.com>
3298 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3299 due to a conversion warning.
3300 (Arm_relobj::update_output_local_symbol_count): Check for local
3301 symbol with unset output index.
3303 2010-03-05 Ian Lance Taylor <iant@google.com>
3305 * options.h (class General_options): Add --spare-dynamic-tags.
3306 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3307 --spare-dynamic-tags.
3309 2010-03-05 Ian Lance Taylor <iant@google.com>
3311 * incremental.cc: Include "libiberty.h".
3313 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3315 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3316 function, is_info_ member.
3317 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3318 (Versions::Versions): Update caller.
3319 (Versions::define_base_version): Likewise.
3320 (Versions::add_def): Likewise.
3322 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3324 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3325 (Scan::possible_function_pointer_reloc): New function.
3326 (Scan::local_reloc_may_be_function_pointer): Change to call
3327 possible_function_pointer_reloc.
3328 (Scan::global_reloc_may_be_function_pointer): Ditto.
3329 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3330 relocations in ".data.rel.ro._ZTV" section.
3331 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3332 * testsuite/icf_safe_so_test.cc: Ditto.
3333 * testsuite/icf_safe_test.cc: Ditto.
3334 * testsuite/icf_safe_test.sh: Ditto.
3336 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3337 Ian Lance Taylor <iant@google.com>
3339 * target-reloc.h (relocate_section): Check the symbol table index
3340 for -1U before setting the local symbol index.
3341 (scan_relocatable_relocs): If copying the relocation, record that
3342 the local symbol is required.
3343 * object.h (Symbol_value::is_output_symtab_index_set): New
3345 (Symbol_value::may_be_discarded_from_output_symtab): New
3347 (Symbol_value::has_output_symtab_entry): New function.
3348 (Symbol_value::needs_output_symtab_entry): Remove.
3349 (Symbol_value::output_symtab_index): Make sure the symbol index is
3351 (Symbol_value::set_output_symtab_index): Make sure the symbol
3352 index is not set. Make sure the new index is valid.
3353 (Symbol_value::set_must_have_output_symtab_entry): New function.
3354 (Symbol_value::has_output_dynsym_entry): New function.
3355 (Symbol_value::set_output_dynsym_index): Make sure the new index
3357 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3358 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3359 local symbol if permitted.
3360 (Sized_relobj::do_finalize_local_symbols): Call
3361 is_output_symtab_index_set rather than needs_output_symtab_entry.
3362 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3363 rather than needs_output_symtab_entry. Call
3364 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3365 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3366 is_output_symtab_index_set rather than needs_output_symtab_entry.
3367 * testsuite/discard_locals_relocatable_test.c: New file.
3368 * testsuite/discard_locals_test.sh: Test -r.
3369 * testsuite/Makefile.am (check_DATA): Add
3370 discard_locals_relocatable_test1.syms,
3371 discard_local_relocatable_test2.syms.
3372 (MOSTLYCLEANFILES): Likewise. Also add
3373 discard_locals_relocatable_test1.lout and
3374 discard_locals_relocatable_test2.out.
3375 (discard_locals_relocatable_test1.syms): New target.
3376 (discard_locals_relocatable_test.o): New target.
3377 (discard_locals_relocatable_test1.out): New target.
3378 (discard_locals_relocatable_test2.syms): New target.
3379 (discard_locals_relocatable_test2.out): New target.
3380 (various): Add missing ../ld-new dependencies.
3381 * testsuite/Makefile.in: Rebuild.
3383 2010-03-03 Nick Clifton <nickc@redhat.com>
3385 * po/fi.po: New Finnish translation.
3387 2010-03-01 Doug Kwan <dougkwan@google.com>
3389 * layout.cc (Layout::Layout): Force section types of .init_array*,
3390 .preinit_array* and .fini_array* sections.
3391 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3392 Fix check of return value of std::string::find.().
3393 (Output_section::Input_section_sort_compare::operator()): Remove
3394 comment about .init_array.
3395 (Output_section::Input_section_sort_init_fini_compare::operator()):
3397 (Output_section::sort_attached_input_sections): Handle .init_array
3398 and .fini_array specially.
3399 * output.h (Output_section::Inut_section_sort_compare): Update
3401 (Output_section::Input_section_sort_init_fini_compare): New struct.
3403 2010-02-26 Doug Kwan <dougkwan@google.com>
3405 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3406 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3407 * testsuite/debug_msg.sh: Avoid matching source line number for
3408 use of global variable undef_int.
3410 2010-02-26 Doug Kwan <dougkwan@google.com>
3412 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3413 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3414 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3415 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3416 * options.cc (General_options::General_options): Initialize member
3418 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3419 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3420 and rm_no_fix_v4bx.stdout
3421 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3422 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3423 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3424 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3425 and arm_no_fix_v4bx.
3426 * Makefile.in: Regenerate.
3427 * testsuite/arm_fix_v4bx.s: New file.
3428 * testsuite/arm_fix_v4bx.sh: Ditto.
3430 2010-02-24 Doug Kwan <dougkwan@google.com>
3432 * arm.cc (Target_arm::got_section): Make the .got section the first
3433 non RELRO section in the data segment.
3434 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3435 suffixes of section names.
3437 2010-02-24 Doug Kwan <dougkwan@google.com>
3439 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3440 flags and attributes merging if an input file is a binary file.
3441 * fileread.cc (Input_file::open): Record format of original file.
3442 * fileread.h (Input_file::Format): New enum type.
3443 (Input_file::Input_file): Initialize data member format_.
3444 (Input_file::format): New method definition.
3445 (Input_file::format_):: New data member.
3447 2010-02-24 Doug Kwan <dougkwan@google.com>
3449 * arm.cc (Arm_output_data_got): New class.
3450 (ARM_TCB_SIZE): New constant
3451 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3452 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3453 If user uses a script with a SECTIONS clause, issue only a warning
3454 for a misplaced EXIDX input section. Otherwise, issue an error.
3455 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3457 (Target_arm::got_mode_index_entry): Handle static linking.
3458 (Target_arm::Scan::local): Ditto.
3459 (Target_arm::Scan::global): Ditto.
3460 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3461 all incorrectly implemented relocations.
3462 (Target_arm::fix_exidx_coverage): Pass layout to
3463 Arm_output_section::fix_exidx_coverage.
3464 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3465 from ".ARM.exidx." and ".ARM.extab.".
3467 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3469 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3470 section if it does not already exist.
3471 * attributes.cc (Attributes_section_data::Attributes_section_data):
3472 Don't crash if size is zero.
3474 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3475 Ian Lance Taylor <iant@google.com>
3477 * gold.cc (queue_middle_tasks): If no input files were opened,
3479 * workqueue.h (Task_function::Task_function): Assert that there is
3482 2010-02-22 Doug Kwan <dougkwan@google.com>
3484 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3485 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3486 types to avoid warnings due to different uint64_t implementations
3489 2010-02-21 Doug Kwan <dougkwan@google.com>
3491 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3492 handling of the maximum backward branch offset.
3493 (Arm_relocate_functions::thumb_branch_common): Ditto.
3494 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3495 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3496 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3497 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3498 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3499 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3500 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3501 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3502 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3503 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3504 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3505 thumb2_bl_out_of_range.o): New rules.
3506 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3507 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3508 thumb2_bl_out_of_range
3509 * testsuite/Makefile.in: Regenerate.
3510 * testsuite/arm_bl_in_range.s: New file.
3511 * testsuite/arm_bl_out_of_range.s: Ditto.
3512 * testsuite/arm_branch_in_range.sh: Ditto.
3513 * testsuite/arm_branch_range.t: Ditto.
3514 * testsuite/thumb2_branch_range.t: Ditto.
3515 * testsuite/thumb_bl_in_range.s: Ditto.
3516 * testsuite/thumb_bl_out_of_range.s: Ditto.
3517 * testsuite/thumb_branch_range.t: Ditto.
3519 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3521 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3522 Add reloc offset information.
3523 * icf.cc (get_section_contents): Change iterators to point to the new
3524 vectors. Add reloc offset information to the contents.
3525 * icf.h (Icf::Sections_reachable_info): New typedef.
3526 (Icf::Sections_reachable_list): New typedef.
3527 (Icf::Offset_info): New typedef.
3528 (Icf::Reloc_info): New struct typedef.
3529 (Icf::Reloc_info_list): New typedef.
3530 (Icf::symbol_reloc_list): Delete method.
3531 (Icf::addend_reloc_list): Delete method.
3532 (Icf::section_reloc_list): Delete method.
3533 (Icf::reloc_info_list): New method.
3534 (Icf::reloc_info_list_): New member.
3536 2010-02-19 Doug Kwan <dougkwan@google.com>
3538 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3539 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3540 * arm.cc (Arm_relocation_functions): New forward declaration.
3541 (Target_arm::Target_arm): Initialize new data members
3542 got_mod_index_offset_ and tls_base_symbol_defined_.
3543 (Target_arm::Relocate::relocate_tls): New method.
3544 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3545 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3547 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3548 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3549 (Target_arm::got_mod_index_offset_,
3550 Target_arm::tls_base_symbol_defined_): New data members.
3551 (Target_arm::Scan::local, Target::Scan::global,
3552 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3555 2010-02-18 Doug Kwan <dougkwan@google.com>
3557 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3558 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3559 text section as a parameter becuase some broken tools may not set
3560 the link in section header.
3561 (Target_arm::has_got_section): New method.
3562 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3563 without any mapping symbol as data only. Remove warning.
3564 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3565 link in its section header, try to discover the link by inspecting the
3566 REL31 relocation at the beginning of the section.
3567 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3569 (Target_arm::Scan::global): Treat any reference to the symbol
3570 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3572 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3574 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3575 (Scan::global_reloc_may_be_function_pointer): New function.
3576 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3577 (Scan::global_reloc_may_be_function_pointer): New function.
3578 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3579 (Scan::global_reloc_may_be_function_pointer): New function.
3580 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3581 (Scan::global_reloc_may_be_function_pointer): New function.
3582 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3583 (Scan::global_reloc_may_be_function_pointer): New function.
3584 (Scan::possible_function_pointer_reloc): New function.
3585 (Target_x86_64::can_check_for_function_pointers): New function.
3586 * gc.h (gc_process_relocs): Scan relocation types to determine if
3587 function pointers were taken for targets that support it.
3588 * icf.cc (Icf::find_identical_sections): Include functions for
3589 folding in safe ICF whose pointer is not taken.
3590 * icf.h (Secn_fptr_taken_set): New typedef.
3591 (fptr_section_id_): New member.
3592 (section_has_function_pointers): New function.
3593 (set_section_has_function_pointers): New function.
3594 (check_section_for_function_pointers): New function.
3595 * options.h: Fix comment for safe ICF option.
3596 * target.h (can_check_for_function_pointers): New function.
3597 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3598 Modify icf_safe_test for X86-64.
3599 * testsuite/Makefile.in: Regenerate.
3600 * testsuite/icf_safe_so_test.cc: New file.
3601 * testsuite/icf_safe_so_test.sh: New file.
3602 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3603 (main): Change to take pointer to function kept_func_3.
3604 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3605 folding is done correctly for X86-64.
3607 2010-02-12 David S. Miller <davem@davemloft.net>
3609 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3610 is_symbolless parameter.
3611 (Output_reloc<SHT_REL>::is_symbolless): New.
3612 (Output_reloc<SHT_REL>::is_symbolless_): New.
3613 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3614 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3615 (Output_reloc<SHT_RELA>::is_symbolless): New.
3616 (Output_data_reloc::add_global): Handle is_symbolless.
3617 (Output_data_reloc::add_global_relative): Likewise.
3618 (Output_data_reloc::add_local): Likewise.
3619 (Output_data_reloc::add_local_relative): Likewise.
3620 (Output_data_reloc::add_symbolless_global_addend): New.
3621 (Output_data_reloc::add_symbolless_local_addend): New.
3622 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3624 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3625 instead of ->is_relative_
3626 (Output_reloc::write): Likewise.
3627 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3628 (Output_reloc::write_rel): Simplify.
3630 * sparc.cc (Target_sparc::Scan::local): Use
3631 ->add_symbolless_local_addend as needed.
3632 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3633 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3634 based upon relocation offset.
3636 2010-02-11 Doug Kwan <dougkwan@google.com>
3638 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3639 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3640 beginning of function.
3641 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3642 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3643 parameter is_32bit in calls to should_apply_static_reloc.
3644 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3645 (check_DATA): Add arm_abs_global.stdout.
3646 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3647 arm_abs_global.stdout): New rules.
3648 (MOSTLLYCLEANFILES): Add arm_abs_global
3649 * Makefile.in: Regenerate.
3650 * testsuite/arm_abs_global.s: New file.
3651 * testsuite/arm_abs_global.sh: Ditto.
3652 * testsuite/arm_abs_lib.s: Ditto.
3654 2010-02-11 Ian Lance Taylor <iant@google.com>
3656 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3658 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3659 Allocate_commons_task first.
3660 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3661 task, rather than symtab_lock_.
3662 (Gc_process_relocs::~Gc_process_relocs): New function.
3663 (Gc_process_relocs::is_runnable): Check this_blocker_.
3664 (Gc_process_relocs::locks): Use next_blocker_ rather than
3666 (Scan_relocs::~Scan_relocs): New function.
3667 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3669 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3671 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3672 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3673 constructor accordingly.
3674 (class Gc_process_relocs): Likewise.
3675 (class Scan_relocs): Likewise.
3676 * common.h (class Allocate_commons_task): Remove symtab_lock_
3677 field, and corresponding constructor parameter.
3678 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3680 (Allocate_commons_task::locks): Likewise.
3682 2010-02-11 Ian Lance Taylor <iant@google.com>
3684 * gold-threads.h (class Once): Define.
3685 (class Initialize_lock): Rewrite as child of Once.
3686 * gold-threads.cc (class Once_initialize): Define.
3687 (once_pointer_control): New static variable.
3688 (once_pointer, once_arg): New static variables.
3689 (c_run_once): New static function.
3690 (Once::Once, Once::run_once, Once::internal_run): New functions.
3691 (class Initialize_lock_once): Remove.
3692 (initialize_lock_control): Remove.
3693 (initialize_lock_pointer): Remove.
3694 (initialize_lock_once): Remove.
3695 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3696 (Initialize_lock::initialize): Rewrite.
3697 (Initialize_lock::do_run_once): New function.
3698 * archive.cc (Archive::interpret_header): Only clear name if it is
3700 * fileread.cc: Include "gold-threads.h"
3701 (file_counts_lock): New static variable.
3702 (file_counts_initialize_lock): Likewise.
3703 (File_read::release): Only increment counts when using --stats.
3704 Use a lock around the increment.
3705 * parameters.cc (class Set_parameters_target_once): Define.
3706 (set_parameters_target_once): New static variable.
3707 (Parameters::Parameters): Move here from parameters.h.
3708 (Parameters::set_target): Rewrite.
3709 (Parameters::set_target_once): New function.
3710 (Parameters::clear_target): Move here and rewrite.
3711 * parameters.h (class Parameters): Update declarations. Add
3712 set_parameters_target_once_ field.
3713 (Parameters::Parameters): Move to parameters.cc.
3714 (Parameters::clear_target): Likewise.
3715 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3717 (Start_group::~Start_group): New function.
3718 (Start_group::is_runnable): New function.
3719 (Start_group::locks, Start_group::run): New functions.
3720 (Finish_group::run): Change saw_undefined to size_t.
3721 * readsyms.h (class Start_group): Define.
3722 (class Finish_group): Change saw_undefined_ field to size_t.
3723 (Finish_group::Finish_group): Remove saw_undefined and
3724 this_blocker parameters. Change all callers.
3725 (Finish_group::set_saw_undefined): New function.
3726 (Finish_group::set_blocker): New function.
3727 * symtab.h (class Symbol_table): Change saw_undefined to return
3728 size_t. Change saw_undefined_ field to size_t.
3729 * target-select.cc (Set_target_once::do_run_once): New function.
3730 (Target_selector::Target_selector): Initialize set_target_once_
3731 field. Don't initialize lock_ and initialize_lock_ fields.
3732 (Target_selector::instantiate_target): Rewrite.
3733 (Target_selector::set_target): New function.
3734 * target-select.h (class Set_target_once): Define.
3735 (class Target_selector): Update declarations. Make
3736 Set_target_once a friend. Remove lock_ and initialize_lock_
3737 fields. Add set_target_once_ field.
3739 2010-02-10 Ian Lance Taylor <iant@google.com>
3741 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3743 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3744 (queue_middle_tasks): Add all blockers before queueing any tasks.
3745 (queue_final_tasks): Likewise.
3746 * token.h (Task_token::add_blockers): New function.
3747 * object.h (Input_objects::number_of_relobjs): New function.
3749 2010-02-10 Ian Lance Taylor <iant@google.com>
3751 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3752 shared, not if not position independent.
3753 * x86_64.cc (Relocate::relocate_tls): Likewise.
3754 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3755 (tls_pie_pic_test): New target.
3756 * testsuite/Makefile.in: Rebuild.
3758 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3759 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3760 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3761 * testsuite/Makefile.in: Rebuild.
3763 2010-02-09 David S. Miller <davem@davemloft.net>
3765 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3766 R_SPARC_RELATIVE using ->add_local_relative().
3767 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3769 * output.h (Output_data_dynamic::add_section_size): New method
3770 that takes two Output_data objects.
3771 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3772 entry param. Handle it in initializers.
3773 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3774 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3775 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3777 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3778 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3779 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3780 for dynrel_includes_plt.
3781 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3782 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3783 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3785 (Target_sparc::do_finalize_sections): Update to pass true for
3786 dynrel_includes_plt.
3787 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3788 output before .rela.plt
3789 (Target_powerpc::do_finalize_sections): Update to pass true for
3790 dynrel_includes_plt when 32-bit.
3792 2010-02-08 Doug Kwan <dougkwan@google.com>
3794 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3796 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3797 Arm_relobj::scan_section_for_cortex_a8_stubs,
3798 Arm_relobj::do_relocation_section): Instead of calling
3799 Output_section::output_address, use faster
3800 Arm_relobj::simple_input_section_output_address.
3802 2010-02-08 David S. Miller <davem@davemloft.net>
3804 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3805 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3806 relocation helper function.
3808 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3809 just like R_SPARC_GOT{10,13,22}.
3810 (Target_sparc::Scan::local): Likewise.
3811 (Target_sparc::Relocate:relocate): Likewise.
3813 2010-02-06 Ian Lance Taylor <iant@google.com>
3815 * configure.ac: Rewrite targetobjs duplicate removal code to use
3816 only shell constructs.
3817 * configure: Rebuild.
3819 2010-02-05 Doug Kwan <dougkwan@google.com>
3822 * arm.cc (Arm_relobj::section_is_scannable): New method.
3823 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3824 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3826 2010-02-04 Doug Kwan <dougkwan@google.com>
3829 * arm-reloc-property.cc (cstdio): Include.
3830 * configure.ac (targetobjs): Remove duplicates.
3831 * configure: Regenerate.
3832 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3833 big and little endian version for a given address size.
3835 2010-02-03 Doug Kwan <dougkwan@google.com>
3837 * arm-reloc-property.cc
3838 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3840 * arm-reloc-property.h
3841 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3842 New method definition.
3843 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3845 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3847 (GOT_PREL): Change implemented to Y.
3848 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3849 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3850 (Arm_relocate_functions::movw_abs_nc): Remove method.
3851 (Arm_relocate_functions::movt_abs): Ditto.
3852 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3853 (Arm_relocate_functions::thm_movt_abs): Ditto.
3854 (Arm_relocate_functions::movw_rel_nc): Ditto.
3855 (Arm_relocate_functions::movw_rel): Ditto.
3856 (Arm_relocate_functions::movt_rel): Ditto.
3857 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3858 (Arm_relocate_functions:thm_movw_rel): Ditto.
3859 (Arm_relocate_functions:thm_movt_rel): Ditto.
3860 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3861 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3862 New method definitions.
3863 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3864 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3865 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3866 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3867 (Target_arm::Relocate::relocate): Check for non-static or
3868 unimplemented relocation code and exit early. Change calls to
3869 Target_arm::reloc_uses_thumb_bit and
3870 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3871 instead. Refactor code to handle similar relocations to increase
3872 code sharing. Remove check for unsupported relocation code in switch
3874 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3875 relocation property table to find out size. Change error message to
3876 print out the name of a relocation code instead of the numeric value.
3877 (Target_arm::scan_reloc_for_stub): Use relocation property table
3878 instead of calling Target_arm::reloc_uses_thumb_bit().
3880 2010-02-02 Doug Kwan <dougkwan@google.com>
3882 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3883 types of relaxed input section.
3885 2010-02-02 Doug Kwan <dougkwan@google.com>
3887 * Makefile.am (HFILES): Add arm-reloc-property.h.
3889 (TARGETSOURCES): Add arm-reloc-property.cc
3890 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3891 (libgold_a_SOURCES): $(DEFFILES)
3892 * Makefile.in: Regenerate.
3893 * arm-reloc-property.cc: New file.
3894 * arm-reloc-property.h: New file.
3895 * arm-reloc.def: New file.
3896 * arm.cc: Update comments.
3897 (arm-reloc-property.h): New included header.
3898 (arm_reloc_property_table): New global variable.
3899 (Target_arm::do_select_as_default_target): New method definition.
3900 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3901 arm-reloc-property to targ_extra_obj.
3902 * parameters.cc (set_parameters_target): Call
3903 Target::select_as_default_target().
3904 * target.h (Target::select_as_default_target): New method definition.
3905 (Target::do_select_as_default_target): Same.
3907 2010-02-01 Doug Kwan <dougkwan@google.com>
3909 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3910 first_output_text_section_.
3911 (Arm_exidx_fixup::first_output_text_section): New method definition.
3912 (Arm_exidx_fixup::first_output_text_section_): New data member.
3913 (Arm_exidx_fixup::process_exidx_section): Record the first text
3914 output section seen.
3915 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3916 and entsize in output section header.
3918 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3920 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3921 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3922 (Arm_relocate_functions::thm_alu11): New Method.
3923 (Arm_relocate_functions::thm_pc8): New Method.
3924 (Arm_relocate_functions::thm_pc12): New Method.
3925 (Target_arm::Scan::local): Handle the relocations.
3926 (Target_arm::Scan::global): Likewise.
3927 (Target_arm::Relocate::relocate): Likewise.
3928 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3930 2010-01-29 Doug Kwan <dougkwan@google.com>
3932 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3933 of relocation types as ld.
3935 2010-01-29 Doug Kwan <dougkwan@google.com>
3937 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3939 (Arm_relocate_functions::thumb_branch_common): Ditto.
3940 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3941 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3942 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3943 Arm_relocate_functions::jump24): Remove.
3944 (Target_arm::Relocate::relocate): Adjust code to call
3945 Arm_relocation_functions::arm_branch_common and
3946 Arm_relocation_functions::thumb_branch_common instead of their removed
3947 wrappers. Merge switch-cases together to reduce source code size.
3949 2010-01-29 Doug Kwan <dougkwan@google.com>
3951 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3952 output_local_symbol_count_needs_update_.
3953 (Arm_relobj::output_local_symbol_count_needs_update,
3954 Arm_relobj::set_output_local_symbol_count_needs_update,
3955 Arm_relobj::update_output_local_symbol_count): New methods.
3956 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3958 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3959 of pointed function as in a R_ARM_PREL31 relocation.
3960 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3961 for output local symbol count updating.
3962 (Target_arm::do_relax): Update output local symbol counts in objects
3964 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3966 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3968 * arm.cc: Added support for the ARM relocations:
3969 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3970 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3971 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3973 (Arm_relocate_functions::movw_rel): New method.
3974 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3975 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3977 (Arm_relocate_functions::thm_movw_rel): New method.
3978 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3980 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3982 (Target_arm::Scan::global): Likewise.
3983 (Target_arm::Relocate::relocate): Likewise.
3984 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3987 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3989 * arm.cc: Added support for ARM group relocations.
3990 (Target_arm::reloc_needs_sym_origin): New method.
3991 (Arm_relocate_functions::calc_grp_kn): New method.
3992 (Arm_relocate_functions::calc_grp_residual): New method.
3993 (Arm_relocate_functions::calc_grp_gn): New method.
3994 (Arm_relocate_functions::arm_grp_alu): New Method.
3995 (Arm_relocate_functions::arm_grp_ldr): New Method.
3996 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3997 (Arm_relocate_functions::arm_grp_ldc): New Method.
3998 (Target_arm::Scan::local): Handle the ARM group relocations.
3999 (Target_arm::Scan::global): Likewise.
4000 (Target_arm::Relocate::relocate): Likewise.
4001 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4004 2010-01-26 Doug Kwan <dougkwan@google.com>
4006 * arm.cc (set): Include.
4007 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4009 (Arm_output_section::Text_section_list): New type.
4010 (Arm_output_section::append_text_sections_to_list): New method.
4011 (Arm_output_section::fix_exidx_coverage): Ditto.
4012 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4013 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4014 Relobj::set_section_offset() instead of
4015 Sized_relobj::invalidate_section_offset().
4016 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4017 parameter for section headers. Ignore relocation sections for
4018 unallocated sections and EXIDX sections.
4019 (Target_arm::fix_exidx_coverage): New method.
4020 (Target_arm::output_section_address_less_than): New type.
4021 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4022 linked text section instead of the EXIDX section.
4023 (Arm_output_section::create_stub_group): Add an assertion to check
4024 that this is not an EXIDX output section.
4025 (Arm_output_section::append_text_sections_to_list): New method.
4026 (Arm_output_section::fix_exidx_coverage): Ditto.
4027 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4028 Arm_relobj::section_needs_reloc_stub_scanning.
4029 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4031 (Target_arm::fix_exidx_coverage): New method.
4032 * object.h (Relobj::set_output_section): New method.
4033 (Sized_relobj::invalidate_section_offset): Remove method.
4034 (Sized_relobj::do_invalidate_section_offset): Remove method.
4035 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4037 2010-01-25 Doug Kwan <dougkwan@google.com>
4039 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4040 Fix warning due to signed and unsigned comparison on a 32-bit host.
4042 2010-01-22 Doug Kwan <dougkwan@google.com>
4044 * arm.cc (Target_arm::do_relax): Record an output section for section
4045 offset adjustment it contains any stub table that has changed.
4046 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4047 offsets in an output section if necessary.
4048 * output.cc (Output_section::Output_section): Initialize
4049 section_offsets_need_adjustments_.
4050 (Output_section::add_input_section_for_script): Renamed to
4051 Output_section::add_simple_input_section.
4052 (Output_section::save_states): Add a comment.
4053 (Output_section::discard_states): New method defintion.
4054 (Output_section::adjust_section_offsets): Same.
4055 * output.h (Output_section::add_input_section_for_script): Renamed to
4056 Output_section::add_simple_input_section.
4057 (Output_section::discard_states): New method declaration.
4058 (Output_section::adjust_section_offsets): Same.
4059 (Output_section::section_offsets_need_adjustment,
4060 Output_section::set_section_offsets_need_adjustment): New method
4062 (Output_section::section_offsets_need_adjustment_): New data member.
4063 * script-sections.cc
4064 (Output_section_element_input::set_section_address): Adjust code for
4065 renaming of Output_section::add_input_section_for_script.
4066 (Orphan_output_section::set_section_address): Same.
4068 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4070 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4071 Fix_v4bx enum values .
4072 * gold/options.h (General_options): New option definitions.
4073 (General_options::fix_v4bx): New method.
4074 (General_options::Fix_v4bx): New enum.
4075 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4076 (General_options::parse_fix_v4bx_interworking): New method.
4078 2010-01-22 Doug Kwan <dougkwan@google.com>
4080 * arm.cc (Arm_exidx_fixup): New class.
4082 2010-01-21 Doug Kwan <dougkwan@google.com>
4084 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4086 (Arm_exidx_section_offset_map): New type.
4088 2010-01-21 Doug Kwan <dougkwan@google.com>
4090 * arm.cc (Arm_exidx_input_section): New class.
4091 (Arm_relobj::exidx_input_section_by_link,
4092 Arm_relobj::exidx_input_section_by_shndx,
4093 Arm_relobj::make_exidx_input_section): New methods.
4094 (read_arm_attributes_section): Remove.
4095 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4096 information about them.
4097 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4100 2010-01-20 Doug Kwan <dougkwan@google.com>
4102 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4103 Input_section_specifier to Section_id.
4104 (Target_arm::new_arm_input_section: Adjust code for change of key
4106 (Target_arm::find_arm_input_section): Ditto.
4107 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4108 (Section_id): Remove.
4109 (Garbage_collection::Section_id_hash): Remove.
4110 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4111 (Section_id): Remove.
4112 (Icf::Section_id_hash): Remove.
4113 * object.h (Section_id, Const_section_id, Section_id_hash,
4114 Const_section_id_hash): New type definitions.
4115 * output.cc (Output_section::add_relaxed_input_section): Change to
4116 use Const_section_id instead of Input_section_specifier as key type.
4117 (Output_section::add_merge_input_section): Ditto.
4118 (Output_section::build_relaxation_map): Change to use Section_id
4119 instead of Input_section_specifier as key type.
4120 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4122 (Output_section::convert_input_sections_to_relaxed_sections): Change
4123 to use Const_section_id instead of Input_section_specifier as key type.
4124 (Output_section::find_merge_section): Ditto.
4125 (Output_section::find_relaxed_input_section): Ditto.
4126 * output.h (Input_section_specifier): Remove class.
4127 (Output_section::Output_section_data_by_input_section_map): Change
4128 key type to Const_section_id.
4129 (Output_section::Output_relaxed_input_section_by_input_section_map):
4131 (Output_section::Relaxation_map): Change key type to Section_id.
4133 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4135 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4136 (class Arm_v4bx_stub): New class.
4137 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4138 (Stub_factory::make_arm_v4bx_stub): New method.
4139 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4140 (Stub_table::empty): Handle v4bx stubs.
4141 (Stub_table::add_arm_v4bx_stub): New method.
4142 (Stub_table::find_arm_v4bx_stub): New method.
4143 (Arm_relocate_functions::v4bx): New method.
4144 (Target_arm::fix_v4bx): New method.
4145 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4146 (Stub_table::relocate_stubs): Likewise.
4147 (Stub_table::do_write): Likewise.
4148 (Stub_table::update_data_size_and_addralign): Likewise.
4149 (Stub_table::finalize_stubs): Likewise.
4150 (Target_arm::Scan::local): Likewise.
4151 (Target_arm::Scan::global): Likewise.
4152 (Target_arm::do_finalize_sections): Likewise.
4153 (Target_arm::Relocate::relocate): Likewise.
4154 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4156 (Target_arm::scan_reloc_for_stub): Likewise.
4157 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4159 2010-01-19 Ian Lance Taylor <iant@google.com>
4161 * output.cc (Output_section_headers::do_sized_write): Write large
4162 segment count to sh_info field.
4163 (Output_file_header::do_sized_write): For large segment count,
4164 write PN_XNUM to e_phnum field.
4166 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4168 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4169 (Arm_relocate_functions::thm_jump8): New function.
4170 (Arm_relocate_functions::thm_jump11): New function.
4171 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4173 (Target_arm::Scan::global): Likewise.
4174 (Target_arm::Relocate::relocate): Likewise.
4175 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4178 2010-01-14 Doug Kwan <dougkwan@google.com>
4180 * arm.cc (map, utility): Include headers.
4181 (Target_arm::apply_cortex_a8_workaround): New method.
4182 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4183 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4184 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4185 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4186 the --[no-]fix-cortex-a8 command line options.
4187 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4188 (Target_arm::relocate_stub): Use addend in instruction template.
4189 * options.h (DEFINE_bool): Set the user-set flag.
4190 (General_options): Add --[no-]-fix-cortex options.
4191 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4192 : Update fast look-up map after conversion.
4194 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4196 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4197 in the first pass of do_layout.
4199 2010-01-13 Doug Kwan <dougkwan@google.com>
4201 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4202 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4203 apparent compiler problem of not folding static constant integral
4204 data members of elfcpp::Elf_sizes<32>.
4206 2010-01-13 Doug Kwan <dougkwan@google.com>
4208 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4209 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4210 Arm_relobj::scan_section_for_cortex_a8_erratum,
4211 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4212 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4213 sections to scan for relocation stubs into a new method
4214 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4215 relocation and Cortex-A8 stub scanning.
4216 (Target_arm::do_relax): Force stubs to be after stubbed sections
4217 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4218 the beginning of a new relaxation pass. Update a comment.
4219 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4221 2010-01-12 Ian Lance Taylor <iant@google.com>
4223 * target-reloc.h (visibility_error): New inline function.
4224 (relocate_section): Call visibility_error.
4225 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4226 (MOSTLYCLEANFILES): Likewise.
4227 (protected_4_pic.o, protected_3.err): New targets.
4228 * testsuite/protected_4.cc: New file.
4230 2010-01-12 Doug Kwan <dougkwan@google.com>
4232 * arm.cc (Cortex_a8_reloc): New class.
4233 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4234 and cortex_a8_relocs_info_.
4235 (Target_arm::fix_cortex_a8): New method definition.
4236 (Target_arm::Cortex_a8_relocs_info): New type.
4237 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4238 New data member declarations.
4239 (Target_arm::scan_reloc_for_stub): Record information about
4240 relocations for THUMB branches that might be exempted from the
4241 Cortex-A8 workaround.
4242 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4243 at the beginning of a relaxation pass.
4245 2010-01-12 Doug Kwan <dougkwan@google.com>
4247 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4248 (Arm_relobj::Mapping_symbol_position,
4249 Arm_reloj::Mapping_symbol_position_less,
4250 Arm_relobj::Mapping_symbols_info): New types.
4251 (Target_arm::is_mapping_symbol_name): New method definition.
4252 (Arm_relobj::do_count_local_symbols): Save information about mapping
4255 2010-01-11 Doug Kwan <dougkwan@google.com>
4257 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4258 Arm_relocate_functions::thumb32_branch_upper,
4259 Arm_relocate_functions::thumb32_branch_lower,
4260 Arm_relocate_functions::thumb32_cond_branch_offset,
4261 Arm_relocate_functions::thumb32_cond_branch_upper,
4262 Arm_relocate_functions::thumb32_cond_branch_lower,
4263 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4264 branch offset encoding.
4265 (Arm_relocate_functions::thumb_branch_common): Use new branch
4266 offset encoding methods to avoid code duplication.
4267 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4268 (Stub_addend_reader::operator()): Use new branch encoding method
4269 to avoid code duplication.
4271 2010-01-11 Doug Kwan <dougkwan@google.com>
4273 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4274 (Target_arm::do_finalize_sections): Define special EXIDX section
4275 symbols only if referenced.
4276 * gc.h (Garbage_collection::add_reference): New method.
4277 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4280 2010-01-11 Ian Lance Taylor <iant@google.com>
4282 * script.cc (Version_script_info::build_expression_list_lookup):
4283 Change complaing about duplicate wildcard match from error to
4286 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4288 (Version_script_info::Version_script_info): Initialize globs_,
4289 default_version_, default_is_global_, and exact_. Don't
4290 initialize globals_ or locals_.
4291 (Version_script_info::build_lookup_tables): Build local symbols
4293 (Version_script_info::unquote): New function.
4294 (Version_script_info::add_exact_match): New function.
4295 (Version_script_info::build_expression_list_lookup): Remove lookup
4296 parameter. Add is_global parameter. Change all callers. Handle
4297 wildcard pattern specially. Unquote pattern. Call
4299 (Version_script_info::get_name_to_match): New function.
4300 (Version_script_info::get_symbol_version): New function.
4301 (Version_script_info::get_symbol_version_helper): Remove.
4302 (Version_script_info::check_unmatched_names): Call unquote.
4303 * script.h (class Version_script_info): Change get_symbol_version
4304 to be non-inline and add is_global parameter; change all callers.
4305 Rewrite symbol_is_local. Update declarations. Define struct
4306 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4307 Remove globals_ and locals_ members. Add exact_, globs_,
4308 default_version_, is_global_.
4309 (Version_script_info::Glob): Remove pattern, add expression and
4310 is_global. Update constructor. Change all callers.
4311 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4313 (Versions::symbol_section_contents): If a symbol is undefined, or
4314 defined in a dynamic object, set the version index to
4316 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4318 (Symbol_table::add_from_pluginobj): Likewise.
4319 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4321 2010-01-11 Doug Kwan <dougkwan@google.com>
4323 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4324 (incremental_dump_LDADD): Add linking option for libintl.
4325 * Makefile.in: Regenerate.
4327 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4330 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4332 * testsuite/Makefile.in: Regenerated.
4334 2010-01-10 Doug Kwan <dougkwan@google.com>
4336 * options.h (DEFINE_var): Use parentheses around argument varname__
4337 in macro body to avoid any unintended subsequent substitutions.
4339 2010-01-10 Ian Lance Taylor <iant@google.com>
4341 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4342 candidates before doing symbol resolution.
4344 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4345 ODR candidates if only one is weak.
4347 2010-01-08 Ian Lance Taylor <iant@google.com>
4349 * script.cc (Version_script_info::build_expression_list_lookup):
4350 Don't warn about ambiguous version, just record the ambiguity.
4351 (Version_script_info::get_symbol_version_helper): Give error if
4352 version is ambiguous.
4354 2010-01-08 Doug Kwan <dougkwan@google.com>
4356 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4357 prev_data_size_ and prev_addralign_. Remove initializer for
4358 deleted data member has_been_changed_.
4359 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4360 to determine if the table is empty.
4361 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4363 (Stub_table::add_reloc_stub): Define method in class definition
4364 instead of just declaring it there.
4365 (Stub_table::add_cortex_a8_stub): New method definition.
4366 (Stub_table::update_data_size_and_addralign): Ditto.
4367 (Stub_table::finalize_stubs): Ditto.
4368 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4369 (Stub_table::do_addralign_): Return address alignment in the
4370 (Stub_table::do_reset_address_and_file_offset): Define method in
4371 class definition instead of declaring it there. Set current data
4372 size to be the data size of the previous pass.
4373 (Stub_table::set_final_data_size): Use current data size as the
4375 (Stub_table::relocate_stub): Change parameter type of stub from
4376 Reloc_stub pointer to Stub pointer.
4377 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4378 (Stub_table::Cortex_a8_stub_list): New typedef.
4379 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4380 Stub_table::prev_addralign_): New data member.
4381 (Arm_relobj::Arm_relobj): Initialize data member
4382 section_has_cortex_a8_workaround_.
4383 (Arm_relobj::section_has_cortex_a8_workaround,
4384 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4386 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4388 (Target_arm::relocate_stub): Change parameter type of stub from
4389 Reloc_stub pointer to Stub pointer.
4390 (Insn_template::size, Insn_template::alignment): Handle
4391 THUMB16_SPECIAL_TYPE.
4392 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4393 Stub_table::update_data_size_and_addralign,
4394 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4396 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4397 (Stub_table::do_write): Ditto.
4398 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4400 2010-01-08 Ian Lance Taylor <iant@google.com>
4403 * symtab.h (class Symbol): Remove fields is_target_special_ and
4404 has_plt_offset_. Add field is_defined_in_discarded_section_.
4405 (Symbol::is_defined_in_discarded_section): New function.
4406 (Symbol::set_is_defined_in_discarded_section): New function.
4407 (Symbol::has_plt_offset): Rewrite.
4408 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4409 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4410 Don't initialize is_target_special_ or has_plt_offset_.
4411 Initialize is_defined_in_discarded_section_.
4412 (Symbol_table::add_from_relobj): If appropriate, set
4413 is_defined_in_discarded_section.
4414 * resolve.cc (Symbol::override_base_with_special): Don't test
4415 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4416 * target-reloc.h (relocate_section): Do special handling for
4417 symbols defined in discarded sections for global symbols as well
4420 2010-01-08 Ian Lance Taylor <iant@google.com>
4422 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4423 the SHT_SYMTAB case.
4425 2010-01-08 Ian Lance Taylor <iant@google.com>
4427 * object.cc (Sized_relobj::do_layout): Don't get confused if
4428 layout_eh_frame returns NULL.
4430 2010-01-08 Ian Lance Taylor <iant@google.com>
4433 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4434 dynamic symbol table, use the normal symbol table.
4435 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4438 2010-01-08 Ian Lance Taylor <iant@google.com>
4441 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4444 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4446 * version.cc (print_version): Change to "Copyright 2010".
4448 2010-01-08 Ian Lance Taylor <iant@google.com>
4452 * i386.cc (class Target_i386): Change return type of plt_section
4454 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4455 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4456 tls_desc_rel_ field.
4457 (Output_data_plt_i386::rel_tls_desc): New function.
4458 (Target_i386::rel_tls_desc_section): New function.
4459 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4460 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4461 R_386_TLS_DESC reloc in rel_tls_desc_section.
4462 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4463 Define struct Tlsdesc_info.
4464 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4465 (Target_x86_64::do_reloc_symbol_index): New function.
4466 (Target_x86_64::add_tlsdesc_info): New function.
4467 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4468 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4470 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4472 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4473 (Target_x86_64::rela_tlsdesc_section): New function.
4474 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4476 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4477 (Target_x86_64::do_reloc_addend): New function.
4478 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4479 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4480 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4481 (Output_reloc::type): New function.
4482 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4483 (Output_reloc::is_target_specific): New function.
4484 (Output_reloc::target_arg): New function.
4485 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4486 absolute relocs and target specific relocs.
4487 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4488 add_target_specific.
4489 (class Output_data_reloc) [SHT_RELA]: Likewise.
4490 * output.cc (Output_reloc::Output_reloc): Add four new versions
4491 for absolute relocs and target specific relocs.
4492 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4493 (Output_reloc::get_symbol_index): Likewise.
4494 (Output_reloc::local_section_offset): Check that local_sym_index_
4495 is not TARGET_CODE or 0.
4496 (Output_reloc::symbol_value): Likewise.
4497 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4499 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4500 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4502 * layout.cc (add_target_dynamic_tags): Use output section for
4503 DT_PLTRELSZ and DT_JMPREL.
4505 2010-01-07 Ian Lance Taylor <iant@google.com>
4508 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4510 (class Output_data_reloc_generic): Define.
4511 (class Output_data_reloc_base): Change base class to
4512 Output_data_reloc_generic. Change add() method to call
4513 bump_relative_reloc_count for a relative reloc. Remove
4515 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4517 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4518 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4520 * layout.h (class Layout): Update declaration.
4522 2010-01-07 Ian Lance Taylor <iant@google.com>
4524 * output.h (class Output_data): Add const version of
4525 output_section and do_output_section.
4526 (class Output_section_data): Add const version of
4528 (class Output_section): Likewise.
4529 * layout.cc (Layout::add_target_dynamic_tags): New function.
4530 * layout.h (class Layout): Update declarations.
4531 * arm.cc (Target_arm::do_finalize_sections): Use
4532 add_target_dynamic_tags.
4533 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4534 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4535 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4536 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4538 2010-01-07 Ian Lance Taylor <iant@google.com>
4541 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4544 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4545 Ian Lance Taylor <iant@google.com>
4548 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4549 Xindex::read_symtab_xindex.
4551 2010-01-07 Doug Kwan <dougkwan@google.com>
4553 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4554 (Insn_template::thumb16_bcond_insn): New method declaration.
4555 (Insn_template): Fix spelling.
4556 (Stub::thumb16_special): New method declaration.
4557 (Stub::do_write): Define virtual method which was previously pure
4559 (Stub::do_thumb16_special): New method declaration.
4560 (Stub::do_fixed_endian_write): New template member.
4561 (Reloc_stub::do_write): Remove.
4562 (Reloc_stub::do_fixed_endian_write): Remove.
4563 (Cortex_a8_stub): New class definition.
4564 (Stub_factory::make_cortex_a8_stub): New method definition.
4565 (Stub_factory::Stub_factory): Add missing static storage class
4566 qualifier for elf32_arm_stub_a8_veneer_blx.
4568 2010-01-07 Ian Lance Taylor <iant@google.com>
4571 * options.h (class General_options): Add --warn-unresolved-symbols
4572 and --error-unresolved-symbols.
4573 * errors.cc (Errors::undefined_symbol): Implement
4574 --warn-unresolved-symbols.
4576 * options.h (class General_options): Add -z text and -z textoff.
4577 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4579 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4581 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4582 (Garbage_collection::cident_sections): New function.
4583 (Garbage_collection::add_cident_section): New function.
4584 (Garbage_collection::cident_sections_): New member.
4585 (gc_process_relocs): Add references to sections whose names are C
4587 * gold.h (cident_section_start_prefix): New constant.
4588 (cident_section_stop_prefix): New constant.
4589 (is_cident): New function.
4590 * layout.cc (Layout::define_section_symbols): Replace string constants
4591 with the newly defined constants.
4592 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4594 * testsuite/Makefile.am: Add gc_orphan_section_test.
4595 * testsuite/Makefile.in: Regenerate.
4596 * testsuite/gc_orphan_section_test.cc: New file.
4597 * testsuite/gc_orphan_section_test.sh: New file.
4599 2010-01-06 Ian Lance Taylor <iant@google.com>
4602 * options.h (class General_options): Add --warn-shared-textrel.
4603 * layout.cc (Layout::finish_dynamic_section): Implement
4604 --warn-shared-textrel.
4607 * options.h (class General_options): Add --warn-multiple-gp.
4609 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4611 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4612 $(THREADSLIB) and $(LIBDL).
4613 * Makefile.in: Rebuild.
4615 2010-01-06 Ian Lance Taylor <iant@google.com>
4618 * options.cc (General_options::parse_section_start): New function.
4619 (General_options::section_start): New function.
4620 (General_options::General_options): Initialize all members.
4621 * options.h: Include <map>
4622 (class General_options): Add --section-start. Add section_starts_
4624 * layout.cc (Layout::attach_allocated_section_to_segment): If
4625 --section-start was used, set the address of the segment. Remove
4626 local sort_sections.
4627 (Layout::relaxation_loop_body): If the address of the load segment
4628 has been set by --section-start, don't use it.
4629 * output.h (Output_segment::update_flags_for_output_section): New
4631 * output.cc (Output_segment::add_output_section): Call
4632 update_flags_for_output_section.
4634 2010-01-05 Ian Lance Taylor <iant@google.com>
4637 * options.h (class General_options): Add --undefined-version.
4638 * script.cc (struct Version_expression): Add was_matched_by_symbol
4640 (Version_script_info::matched_symbol): New function.
4641 (Version_script_info::get_symbol_version_helper): Call
4643 (Version_script_info::check_unmatched_names): New function.
4644 * script.h (class Version_script_info): Update declarations.
4645 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4647 * options.h (class General_options): Use DEFINE_bool_alias for
4648 allow_multiple_definition.
4649 * resolve.cc (Symbol_table::should_override): Don't test
4650 allow_multiple_definition.
4653 * options.h (class General_options): Add --cref.
4654 * main.cc (main): Print cref table if --cref. Don't close mapfile
4655 until after printing cref table.
4656 * cref.cc: Include "symtab.h".
4657 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4658 (Cref_table_compare::operator()): New function.
4659 (Cref_inputs::gather_cref): New function.
4660 (filecol): New static const.
4661 (Cref_inputs::print_cref): New function.
4662 (Cref::print_cref): New function.
4663 * cref.h: Include <cstdio>.
4664 (class Cref): Update declarations.
4665 * mapfile.h (Mapfile::file): New function.
4666 * object.h (class Object): Define Symbols. Declare virtual
4667 do_get_global_symbols.
4668 (Object::get_global_symbols): New function.
4669 * object.cc (Input_objects::add_object): Pass object to cref_ if
4671 (Input_objects::archive_start): Likewise.
4672 (Input_objects::archive_stop): Likewise.
4673 (Input_objects::print_cref): New function.
4674 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4675 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4677 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4679 * plugin.h (class Sized_pluginobj): Update declarations.
4681 2010-01-05 Ian Lance Taylor <iant@google.com>
4683 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4684 to is_default_version. Rename insdef to insdefault.
4685 (Symbol_table::add_from_relobj): Rename def to is_default_version
4686 and local to is_forced_local.
4687 (Symbol_table::add_from_pluginobj): Likewise.
4688 (Symbol_table::add_from_dynobj): Likewise.
4689 (Symbol_table::define_special_symbol): Rename insdef to
4692 2010-01-04 Ian Lance Taylor <iant@google.com>
4695 * options.h (class General_options): Add
4696 --allow-multiple-definition and -z muldefs.
4697 * resolve.cc (Symbol_table::should_override): Don't warn about a
4698 multiple symbol definition if --allow-multiple-definition or -z
4702 * options.h (class General_options): Add --add-needed and
4703 --copy-dt-needed-entries. Tweak --as-needed help entry.
4704 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4705 error if --copy-dt-needed-entries aka --add-needed is used and
4706 would cause a change in behaviour.
4709 * options.h (class General_options): Add -G as a short version of
4710 --shared. Add no-op options -assert, -g, and -i.
4712 2010-01-04 Sriraman Tallam <tmsriram@google.com>
4714 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4715 check for .text or .gnu.linkonce.t sections.
4716 * icf.cc (Icf::find_identical_sections): Ditto.
4717 Change the detection for mangled function name within the section
4719 * icf.h (is_section_foldable_candidate): New function.
4721 2009-12-30 Ian Lance Taylor <iant@google.com>
4724 * options.h (class General_options): Permit two dashes with
4725 --retain-symbols-file.
4727 2009-12-30 Ian Lance Taylor <iant@google.com>
4730 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4731 don't put the file header and segment headers in the text
4735 * common.cc (Sort_commons::operator()): Stabilize sort when both
4737 (Symbol_table::do_allocate_commons_list): When allocating common
4738 symbols, skip a symbol which is no longer common.
4739 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4740 an object before checking its type.
4741 * testsuite/common_test_2.c: New file.
4742 * testsuite/common_test_3.c: New file.
4743 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4744 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4745 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4746 (common_test_2_pic.o, common_test_2.so): New targets.
4747 (common_test_3_pic.o, common_test_3.so): New targets.
4748 * testsuite/Makefile.in: Rebuild.
4751 * script.cc (read_input_script): If we see a new SECTIONS clause,
4752 and we have added an input section, give an error.
4753 * layout.h (class Layout): Add have_added_input_section function.
4754 Add have_added_input_section_ field.
4755 * layout.cc (Layout::Layout): Initialize
4756 have_added_input_section_.
4757 (Layout::layout): Set have_added_input_section_.
4758 (Layout::layout_eh_frame): Likewise.
4760 2009-12-30 Ian Lance Taylor <iant@google.com>
4763 * options.h (class General_options): Add --sort-common option.
4764 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4765 * common.cc (Sort_common): Add sort_order parameter to
4766 constructor. Add sort_order_ field.
4767 (Sort_commons::operator): Check sort_order_.
4768 (Symbol_table::allocate_commons): Determine the sort order.
4769 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4771 (Symbol_table::do_allocate_commons_list): Likewise.
4773 2009-12-30 Ian Lance Taylor <iant@google.com>
4776 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4777 symbols from this object, don't change the visibility of an
4779 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4781 2009-12-30 Ian Lance Taylor <iant@google.com>
4784 * script.h (class Version_script_info): Define Language enum.
4785 Update declarations. Define Glob, Exact, and Lookup types. Add
4786 new fields globals_, locals_, and is_finalized_.
4787 * script.cc: Various formatting fixes.
4788 (class Parser_closure): Change language_stack_ from a vector of
4789 std::string to one of Version_script_info::Language. Adjust all
4791 (class Lazy_demangler): Remove.
4792 (struct Version_expression): Change language from std::string to
4793 Version_script_info::Language.
4794 (Version_script_info::Version_script_info): New function.
4795 (Version_script_info::~Version_script_info): Don't call clear.
4796 (Version_script_info::finalize): New function.
4797 (Version_script_info::build_lookup_tables): New function.
4798 (Version_script_info::build_expression_list_lookup): New
4800 (Version_script_info::get_symbol_version_helper): Rewrite to use
4802 (Version_script_info::print_expression_list): Adjust to use
4803 Version_script_info::Language.
4804 (script_push_lex_into_version_mode): Check that the version script
4805 has not been finalized.
4806 (version_script_push_lang): Change language string to
4807 Version_script_info::Language.
4808 * options.cc (Command_line::version_script): New function.
4809 * options.h (class General_options): Add finalize_dynamic_list
4810 function. Change version_script from declaration to definition.
4811 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4812 * testsuite/version_script.map: Remove duplicate def of foo.
4813 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4815 * testsuite/Makefile.in: Rebuild.
4817 2009-12-30 Ian Lance Taylor <iant@google.com>
4820 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4821 if the input symbol index is 0, make the output symbol index 0.
4823 2009-12-30 Ian Lance Taylor <iant@google.com>
4826 * options.h (class General_options): Add -x/--discard-all.
4827 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4828 --discard-all. If the local symbol needs a dynamic entry, check
4829 that before handling --discard-locals.
4831 2009-12-30 Ian Lance Taylor <iant@google.com>
4834 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4836 (Output_segment::add_output_section): Don't change the flags if
4840 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4841 GNU hash table if they need a dynamic value. Otherwise, don't add
4842 them if they are defined in a dynamic object or are forced local.
4844 2009-12-29 Ian Lance Taylor <iant@google.com>
4847 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4848 .gnu.hash table for a 32-bit target.
4851 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4852 regular and a dynamic object only needs a dynamic symbol table
4853 entry if it is externally visible.
4856 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4857 constructor. Add global_offset_table_ field.
4858 (Target_i386::got_section): Set global_offset_table_.
4859 (Target_i386::do_finalize_sections): Set global_offset_table_
4861 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4862 in constructor. Add global_offset_table_ field.
4863 (Target_x86_64::got_section): Set global_offset_table_.
4864 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4867 * layout.cc (Layout::Layout): Initialize increase_relro_.
4868 (Layout::get_output_section): Add is_relro, is_last_relro, and
4869 is_first_non_relro parameters. Change all callers.
4870 (Layout::choose_output_section): Likewise.
4871 (Layout::add_output_section_data): Likewise.
4872 (Layout::make_output_section): Likewise.
4873 (Layout::set_segment_offsets): Clear increase_relro when using a
4875 * layout.h (class Layout): Add increase_relro method. Add
4876 increase_relro_ field. Update declarations.
4877 * output.cc (Output_section::Output_section): Initialize
4878 is_last_relro_ and is_first_non_relro_.
4879 (Output_segment::add_output_section): Group relro sections is
4880 do_sort is true. Handle is_last_relro and is_first_non_relro.
4881 (Output_segment::maximum_alignment): Remove relro handling.
4882 (Output_segment::set_section_addresses): Add increase_relro
4883 parameter. Change all callers. Add initial alignment to align
4884 relro sections on separate page. Remove old relro handling.
4885 (Output_segment::set_section_list_addresses): Remove in_relro
4886 parameter. Change all callers.
4887 (Output_segment::set_offset): Add increase parameter. Change all
4888 callers. Remove old relro handling.
4889 * output.h (class Output_section): Add new methods: is_last_relro,
4890 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4891 Add is_last_relro_ and is_first_non_relro_ fields.
4892 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4893 Create separate .got.plt section. Call increase_relro.
4894 * x86_64.cc (Target_x86_64::got_section): Likewise.
4895 * testsuite/relro_script_test.t: Add .got.plt.
4898 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4899 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4900 (Layout::finalize): Call set_dynamic_symbol_size.
4901 (Layout::set_dynamic_symbol_size): New function.
4902 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4903 set_dynamic_symbol_size.
4906 * output.h (class Output_section): Add is_entsize_zero_ field.
4907 * output.cc (Output_section::Output_section): Initialize
4909 (Output_section::set_entsize): If two different entsizes are
4910 requested, force it to zero.
4911 (Output_section::add_input_section): Set flags for .debug_str
4912 before updating section flags. Set entsize.
4913 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4914 and SHF_STRING if all input sections have those flags.
4916 2009-12-29 Rafael Espindola <espindola@google.com>
4918 * main.cc (main): Fix the sys time reporting.
4919 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4922 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4924 * options.cc (General_options::parse_version): Allow -v to exit
4925 without an error if there is nothing to link.
4927 2009-12-29 Ian Lance Taylor <iant@google.com>
4929 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4930 using a version of gcc before 4.1.
4931 * configure: Rebuild.
4933 2009-12-28 Chris Demetriou <cgd@google.com>
4935 * attributes.cc (Output_attributes_section_data::do_write): Use
4936 std::vector::front rather than std::vector::data.
4938 2009-12-28 Ian Lance Taylor <iant@google.com>
4940 * symtab.h (class Symbol_table): Add enum Defined.
4941 * resolve.cc (Symbol_table::should_override): Add defined
4942 parameter. Change all callers. Test whether object is NULL
4943 before calling a method on it.
4944 (Symbol_table::report_resolve_problem): Add defined parameter.
4946 (Symbol_table::should_override_with_special): Likewise.
4947 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4948 parameter. Change all callers.
4949 (Symbol_table::do_define_in_output_data): Likewise.
4950 (Symbol_table::define_in_output_segment): Likewise.
4951 (Symbol_table::do_define_in_output_segment): Likewise.
4952 (Symbol_table::define_as_constant): Likewise.
4953 (Symbol_table::do_define_as_constant): Likewise.
4954 * script.h (class Symbol_assignment): Add is_defsym parameter to
4955 constructor; change all callers.
4956 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4957 parameter. Change all callers. Add is_defsym_ field.
4958 (class Parser_closure): Add parsing_defsym parameter to
4959 constructor; change all callers. Add parsing_defsym accessor
4960 function. Add parsing_defsym_ field.
4962 2009-12-28 Ian Lance Taylor <iant@google.com>
4964 * gold.cc (queue_middle_tasks): Fix formatting.
4965 * object.cc (Relobj::is_section_name_included): Likewise.
4967 2009-12-23 Ian Lance Taylor <iant@google.com>
4969 * i386.cc (Target_i386::do_calls_non_split): Recognize
4970 -fsplit-stack prologue for a function with a static chain.
4971 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4972 -fsplit-stack prologue when using %r11.
4974 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4976 * options.cc (General_options::parse_version): Make -v continue and do
4977 the link like GNU ld does.
4979 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4981 * Makefile.am (CCFILES): Add timer.cc.
4982 (HFILES): Add timer.h.
4983 * configure.ac: Check for sysconf and times.
4984 * main.cc: include timer.h.
4985 (main): Use Timer instead of get_run_time.
4988 * workqueue.cc: include timer.h.
4989 (Workqueue::find_and_run_task):
4990 Report user, sys and wall time.
4991 * Makefile.in: Regenerate.
4992 * config.in: Regenerate.
4993 * configure: Regenerate.
4995 2009-12-16 Doug Kwan <dougkwan@google.com>
4997 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4999 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5000 relaxed input sections.
5001 * output.cc (Output_section::find_relaxed_input_section): Change
5002 return type to Output_relaxed_input_section pointer. Adjust code
5003 for new type of relaxed_input_section_map_.
5004 * output.h (Output_section::find_relaxed_input_section): Change
5005 return type to Output_relaxed_input_section pointer.
5006 (Output_section::Output_relaxed_input_section_by_input_section_map):
5008 (Output_section::relaxed_input_section_map_): Change type to
5009 Output_section::Output_relaxed_input_section_by_input_section_map.
5010 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5013 2009-12-15 Ian Lance Taylor <iant@google.com>
5015 * layout.cc (Layout::create_shstrtab): Only write out after input
5016 sections if we are compressing debug sections.
5018 2009-12-15 Ian Lance Taylor <iant@google.com>
5020 * archive.cc (Archive::add_symbols): Only look up a symbol without
5021 a version if there is, in fact, a version.
5023 2009-12-14 Ian Lance Taylor <iant@google.com>
5025 Revert -Wshadow changes, all changes from:
5026 2009-12-11 Doug Kwan <dougkwan@google.com>
5027 2009-12-11 Nick Clifton <nickc@redhat.com>
5028 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5030 2009-12-11 Doug Kwan <dougkwan@google.com>
5032 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5034 * attributes.cc (Object_attribute::size): Ditto.
5035 (Attributes_section_data::size): Ditto.
5036 (Attributes_section_data::Attributes_section_data): Ditto.
5037 (Output_attributes_section_data::do_write): Ditto.
5038 * attributes.h (Object_attribute::set_type): Ditto.
5039 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5041 2009-12-11 Nick Clifton <nickc@redhat.com>
5043 * archive.cc: Fix shadowed variable warnings.
5045 * compressed_output.cc: Likewise.
5046 * compressed_output.h: Likewise.
5047 * configure: Likewise.
5048 * dwarf_reader.cc: Likewise.
5049 * dynobj.cc: Likewise.
5050 * dynobj.h: Likewise.
5051 * ehframe.cc: Likewise.
5052 * ehframe.h: Likewise.
5053 * errors.cc: Likewise.
5054 * expression.cc: Likewise.
5055 * fileread.cc: Likewise.
5056 * fileread.h: Likewise.
5057 * freebsd.h: Likewise.
5058 * i386.cc: Likewise.
5060 * incremental.h: Likewise.
5061 * layout.cc: Likewise.
5062 * layout.h: Likewise.
5063 * mapfile.cc: Likewise.
5064 * merge.cc: Likewise.
5065 * merge.h: Likewise.
5066 * object.cc: Likewise.
5067 * object.h: Likewise.
5068 * options.h: Likewise.
5069 * output.cc: Likewise.
5070 * output.h: Likewise.
5071 * parameters.cc: Likewise.
5072 * plugin.cc: Likewise.
5073 * powerpc.cc: Likewise.
5074 * reduced_debug_output.cc: Likewise.
5075 * reduced_debug_output.h: Likewise.
5076 * reloc.cc: Likewise.
5077 * reloc.h: Likewise.
5078 * resolve.cc: Likewise.
5079 * script-sections.cc: Likewise.
5080 * script.cc: Likewise.
5081 * script.h: Likewise.
5082 * sparc.cc: Likewise.
5083 * symtab.cc: Likewise.
5084 * symtab.h: Likewise.
5085 * target-select.cc: Likewise.
5086 * target-select.h: Likewise.
5087 * token.h: Likewise.
5088 * workqueue.cc: Likewise.
5089 * workqueue.h: Likewise.
5090 * x86_64.cc: Likewise.
5092 2009-12-10 Doug Kwan <dougkwan@google.com>
5094 * arm.cc (attributes.h): New include.
5095 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5096 (Arm_relobj::~Arm_relobj): Delete object pointed by
5097 attributes_section_data_.
5098 (Arm_relobj::attributes_section_data): New method definition.
5099 (Arm_relobj::attributes_section_data_): New data member declaration.
5100 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5101 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5102 attributes_section_data_.
5103 (Arm_dynobj::attributes_section_data): New method definition.
5104 (Arm_dynobj::attributes_section_data_): New data member declaration.
5105 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5106 initialization value of may_use_blx_ to false.
5107 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5108 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5109 object attributes to compute results instead of hard-coding.
5110 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5111 Target_arm::get_secondary_compatible_arch,
5112 Target_arm::set_secondary_compatible_arch
5113 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5114 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5115 New method declarations.
5116 (Target_arm::get_aeabi_object_attribute): New method definition.
5117 (Target_arm::attributes_section_data_): New data member declaration.
5118 (read_arm_attributes_section): New template definition.
5119 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5120 (Arm_dynobj::do_read_symbols): Ditto.
5121 (Target_arm::do_finalize_sections): Merge attributes sections from
5122 input. Check for BLX use after attributes section merging.
5123 Fix __exidx_start and __exidx_end visibility. Create an
5124 .ARM.attributes section if necessary.
5125 (Target_arm::get_secondary_compatible_arch,
5126 Target_arm::set_secondary_compatible_arch,
5127 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5128 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5129 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5130 New method definitions.
5132 2009-12-09 Ian Lance Taylor <iant@google.com>
5134 * plugin.cc (Plugin::load): Don't cast from void* to a function
5137 2009-12-09 Ian Lance Taylor <iant@google.com>
5139 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5142 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5144 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5145 Replace two_file_shared_1.so with two_file_shared_2.so.
5146 * testsuite/Makefile.in: Regenerated.
5148 2009-12-08 Doug Kwan <dougkwan@google.com>
5150 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5151 (HFILES): Add attributes.h and int_encoding.h.
5152 * Makefile.in: Regenerate.
5153 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5154 function definitions to int_encoding.cc
5155 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5156 prototypes to int_encoding.h
5157 * reduced_debug_output.cc (int_encoding.h): New include.
5158 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5159 function definitions to int_encoding.cc
5160 (insert_into_vector, read_from_pointer): Move template definitions to
5162 * attributes.cc: New file.
5163 * attributes.h: New file.
5164 * int_encoding.cc: New file.
5165 * int_encoding.h: New file.
5167 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5170 * incremental-dump.cc (dump_incremental_inputs): New.
5171 (main): Use dump_incremental_inputs.
5173 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5176 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5177 checking elfcpp::STT_FUNC.
5178 (Target_i386::Relocate::relocate): Likewise.
5179 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5181 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5182 symbols from shared libraries into normal FUNC symbols.
5184 * symtab.h (Symbol): Add is_func and use it.
5186 2009-12-05 Doug Kwan <dougkwan@google.com>
5188 * arm.cc (Target_arm::arm_info): Initialize new fields
5189 attributes_section and attributes_vendor.
5190 * i386.cc (Target_i386::i386_info): Same.
5191 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5192 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5193 fields attributes_section and attributes_vendor.
5194 * sparc.cc (Target_sparc::sparc_info): Same.
5195 * target.h (Target::attributes_section, Target::attributes_vendor,
5196 Target::is_attributes_section, Target::attribute_arg_type,
5197 Target::attributes_order): New method definitions.
5198 (Target::Target_info::attributes_section,
5199 Target::Target_info::attributes_vendor): New fields.
5200 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5201 virtual method definitions.
5202 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5203 attributes_section and attributes_vendor.
5204 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5206 2009-12-05 Doug Kwan <dougkwan@google.com>
5208 * arm.cc: Update comments about interworking and stub generation.
5209 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5210 considered as non-PIC.
5211 (Arm_relocate_functions::base_abs): Fix formatting.
5212 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5213 of function to use GOT entry address instead of offset.
5214 (Target_arm::Scan::global): Issue an error if a symbol would need a
5215 PLT does not get one because it is untyped. Remove code to create
5216 dynamic symbols for relative branches.
5217 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5218 takes unsigned integer instead of boolean.
5220 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5222 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5223 (two_file_test_LDADD): Likewise.
5224 (common_test_1_LDADD): Likewise.
5225 (exception_test_LDADD) Likewise.
5226 (weak_test_LDADD): Likewise.
5227 (many_sections_test_LDADD): Likewise.
5228 (initpri1_LDADD): Likewise.
5229 (script_test_1_LDADD): Likewise.
5230 (script_test_2_LDADD): Likewise.
5231 (justsyms_LDADD): Likewise.
5232 (binary_test_LDADD): Likewise.
5233 (large_LDADD): Likewise.
5234 * testsuite/Makefile.in: Regenerated.
5236 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5238 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5239 (Symbol_table::override_with_special): Likewise.
5240 (Symbol_table::add_from_object): Likewise.
5242 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5244 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5245 Don't set the data_offset twice.
5247 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5249 * testsuite/Makefile.in: Regenerate.
5251 2009-12-03 Doug Kwan <dougkwan@google.com>
5253 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5254 (Target_arm::do_finalize_sections): Add parameter for symbol table
5255 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5256 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5257 parameter for symbol table pointer.
5258 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5259 an additional parameter for a pointer to symbol table.
5260 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5261 parameter for a symbol table pointer.
5262 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5263 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5265 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5266 parameter for a symbol table pointer.
5268 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5270 * incremental.cc (Incremental_inputs_header)
5271 (Incremental_inputs_header_write, Incremental_inputs_entry)
5272 (Incremental_inputs_entry_write): Move ...
5273 * incremental.h (Incremental_inputs_header)
5274 (Incremental_inputs_header_write, Incremental_inputs_entry)
5275 (Incremental_inputs_entry_write): here.
5277 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5279 * incremental.cc (make_sized_incremental_binary): Set the target.
5280 Error if it is incompatible.
5281 * output.h (Output_file): Add filename method.
5283 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5285 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5286 from the get_* methods.
5288 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5290 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5291 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5292 Write 0 for the data_offset of scripts.
5294 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5296 * testsuite/Makefile.am: Add the incremental_test.sh test.
5297 * testsuite/incremental_test.sh: New.
5298 * testsuite/incremental_test_1.c: New.
5299 * testsuite/incremental_test_2.c: New.
5301 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5303 * incremental-dump.cc (main): Fix typos.
5305 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5308 * incremental-dump.cc (main): Use llu to print 64 bit values.
5310 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5311 H.J. Lu <hongjiu.lu@intel.com>
5313 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5315 (incremental_dump_LDADD): Likewise.
5316 * Makefile.in: Regenerated.
5318 2009-11-25 Doug Kwan <dougkwan@google.com>
5322 2009-11-25 Doug Kwan <dougkwan@google.com>
5324 * arm.cc (Target_arm::Target_arm): Move method definition
5325 outside of class definition. Add code to handle
5326 --target1-rel, --target1-abs and --target2= options.
5327 (Target_arm::get_reloc_reloc_type): Change method to be
5328 non-static and const.
5329 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5330 New data member declaration.
5331 (Target_arm::Scan::local, Target_arm::Scan::global,
5332 Target_arm::Relocate::relocate,
5333 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5334 Adjust call to Target_arm::get_real_reloc_type.
5335 (Target_arm::get_real_reloc_type): Use command line options
5336 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5337 * options.h (--target1-rel, --target1-abs, --target2): New
5340 2009-11-25 Doug Kwan <dougkwan@google.com>
5342 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5343 class definition. Add code to handle --target1-rel, --target1-abs
5344 and --target2= options.
5345 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5347 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5349 (Target_arm::Scan::local, Target_arm::Scan::global,
5350 Target_arm::Relocate::relocate,
5351 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5352 call to Target_arm::get_real_reloc_type.
5353 (Target_arm::get_real_reloc_type): Use command line options to
5354 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5355 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5358 2009-11-25 Doug Kwan <dougkwan@google.com>
5360 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5361 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5362 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5364 (Arm_relocate_functions::thm_call): Replace body with a call to
5365 Arm_relocate_functions::thumb_branch_common.
5366 (Arm_relocate_functions::thm_jump24,
5367 Arm_relocate_functions::thm_xpc22): New method definitions.
5368 (Arm_relocate_functions::thumb_branch_common): New method definition.
5369 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5371 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5372 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5374 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5376 * Makefile.am: Build incremental-dump
5377 * Makefile.in: Regenerate.
5378 * incremental-dump.cc: New.
5379 * incremental.cc (Incremental_inputs_header_data,
5380 Incremental_inputs_entry_data): Move to incremental.h
5381 * incremental.h: (Incremental_inputs_header_data,
5382 Incremental_inputs_entry_data): Move from incremental.cc
5384 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5386 * incremental.cc (Incremental_inputs_header,
5387 Incremental_inputs_header_write, Incremental_inputs_entry,
5388 Incremental_inputs_entry_write): Add a typedef with the data type.
5390 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5392 * incremental.cc (Incremental_inputs_header,
5393 Incremental_inputs_header_write, Incremental_inputs_entry,
5394 Incremental_inputs_entry_write): Update comment about which
5395 type has the filed descriptions.
5397 2009-11-15 Doug Kwan <dougkwan@google.com>
5399 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5400 (Arm_relocate_functions::arm_branch_common): Change method defintion
5401 in class definition to a method declaration and update list of formal
5403 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5404 Arm_relocation_functions::jump24): Adjust call to
5405 Arm_relocate_functions::arm_branch_common. Update list of formal
5407 (Arm_relocate_functions::xpc25): New method definition.
5408 (Arm_relocate_functions::arm_branch_common): Move method defintion
5409 out from class definition. Use stubs for mode-switching and extending
5411 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5412 specially. Change code to enable use of stubs in ARM branches.
5414 2009-11-10 Doug Kwan <dougkwan@google.com>
5416 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5417 in method declaration.
5418 (Target_arm::relocate_stub): New method declaration.
5419 (Target_arm::default_target): Change to return a pointer instead of
5421 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5422 Target_arm::default_target.
5423 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5425 (Target_arm::relocate_section): Adjust view.
5426 (Target_arm::relocate_stub): New method definition.
5428 2009-11-10 Doug Kwan <dougkwan@google.com>
5430 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5432 * incremental.cc (open_incremental_binary): Initialized local
5433 variables to avoid warnings.
5434 * object.cc (make_elf_object): Ditto.
5435 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5438 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5441 * testsuite/plugin_test.c: Include "config.h".
5443 2009-11-09 Doug Kwan <dougkwan@google.com>
5445 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5446 (arm_symbol_value): Remove.
5447 (Arm_relocate_functions::arm_branch_common,
5448 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5449 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5450 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5451 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5452 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5453 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5454 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5455 Arm_relocate_functions::thm_mobw_abs_nc,
5456 Arm_relocate_functions::thm_mov_abs,
5457 Arm_relocate_functions::movw_prel_nc,
5458 Arm_relocate_functions::thm_movt_abs,
5459 Arm_relocate_functions::movt_prel,
5460 Arm_relocate_functions::thm_movw_prel_nc,
5461 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5462 (Target_arm::Relocate::relocate): Only decompose address into two
5463 parts if relocation type uses the thumb-bit and pass the actual
5464 bit instead of a flag indicating that the thumb-bit is used. Adjust
5465 calls to methods in Arm_relocate_functions for this change.
5467 2009-11-08 Ian Lance Taylor <iant@google.com>
5470 * reloc.cc: Instantiate
5471 Sized_relobj::initialize_input_to_output_maps and
5472 Sized_relobj:free_input_to_output_maps.
5474 2009-11-06 Ian Lance Taylor <iant@google.com>
5477 * defstd.cc (in_segment): Set only_if_ref true for "end".
5479 2009-11-06 Doug Kwan <dougkwan@google.com>
5481 * arm.cc (class Reloc_stub): Correct a comment.
5482 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5483 (Target_arm::scan_section_for_stubs): New method declaration.
5484 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5485 Change methods from private to protected.
5486 (Target_arm::do_may_relax): New method definition.
5487 (Target_arm::do_relax, Target_arm::group_sections,
5488 Target_arm::scan_reloc_for_stub,
5489 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5490 (Target_arm::arm_input_section_map_): New data member declaration.
5491 (Target_arm::scan_reloc_for_stub,
5492 Target_arm::scan_reloc_section_for_stubs,
5493 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5494 Target_arm::do_relax): New method definitions.
5496 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5498 * configure.ac: Check for (struct stat)::st_mtim
5499 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5500 * config.in: Regenerate.
5501 * configure: Regenerate.
5503 2009-11-05 Ian Lance Taylor <iant@google.com>
5506 * output.cc (Output_segment::add_output_section): Add missing
5509 2009-11-04 Ian Lance Taylor <iant@google.com>
5512 * object.h (class Object): Add is_needed and set_is_needed
5513 methods. Add is_needed_ field. Make bool fields into bitfields.
5514 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5515 defined in a dynamic object and referenced by a regular object,
5516 set is_needed for the dynamic object.
5517 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5518 if the file is marked with as_needed and it is not needed.
5520 2009-11-04 Ian Lance Taylor <iant@google.com>
5523 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5524 tags if data is discarded by linker script.
5525 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5526 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5527 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5528 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5530 2009-11-04 Ian Lance Taylor <iant@google.com>
5532 * layout.cc (Layout::get_output_section): Add is_interp and
5533 is_dynamic_linker_section parameters. Change all callers.
5534 (Layout::choose_output_section): Likewise.
5535 (Layout::make_output_section): Likewise.
5536 (Layout::add_output_section_data): Add is_dynamic_linker_section
5537 parameter. Change all callers.
5538 * layout.h (class Layout): Update declarations.
5539 * output.h (class Output_section): Add is_interp, set_is_interp,
5540 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5541 Add is_interp_, is_dynamic_linker_section_ fields. Change
5542 generate_code_fills_at_write_ to a bitfield.
5543 * output.cc (Output_section::Output_sections): Initialize new
5545 (Output_segment::add_output_section): Add do_sort parameter.
5548 2009-11-03 Ian Lance Taylor <iant@google.com>
5551 * options.h (class General_options): Add --warn-common.
5552 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5553 merging two common symbols.
5554 (Symbol_table::should_override): Handle --warn-common when merging
5555 a common symbol with a defined symbol. Use report_resolve_problem
5556 for multiple definitions.
5557 (Symbol_table::report_resolve_problem): New function.
5558 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5560 2009-11-03 Doug Kwan <dougkwan@google.com>
5562 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5564 (Target_arm::stub_factory): New method definition.
5565 (Target_arm::new_arm_input_section,
5566 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5567 Target_arm::reloc_uses_thumb_bit): New method declarations.
5568 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5569 New type definitions.
5570 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5571 member declarations.
5572 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5573 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5574 New method definitions.
5576 2009-11-03 Ian Lance Taylor <iant@google.com>
5578 * options.h (class General_options): Add --warn_constructors.
5580 2009-11-03 Ian Lance Taylor <iant@google.com>
5583 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5584 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5586 2009-11-03 Ian Lance Taylor <iant@google.com>
5589 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5590 --msgid-bugs-address.
5591 (install-pdf): New target.
5592 (install-data_yes): Look up one directory to find mkinstalldirs.
5594 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5596 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5599 2009-10-30 Doug Kwan <dougkwan@google.com>
5601 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5603 2009-10-30 Doug Kwan <dougkwan@google.com>
5605 * arm.cc (Stub_addend_reader): New struct template definition
5606 and partial specializations.
5607 (Stub_addend_reader::operator()): New method definition for a
5608 partially specialized template.
5610 2009-10-30 Doug Kwan <dougkwan@google.com>
5612 * arm.cc (Arm_relobj::processor_specific_flags): New method
5614 (Arm_relobj::do_read_symbols): New method declaration.
5615 (Arm_relobj::processor_specific_flags_): New data member declaration.
5616 (Arm_dynobj): New class definition.
5617 (Target_arm::do_finalize_sections): Add input_objects parameter.
5618 (Target_arm::do_adjust_elf_header): New method declaration.
5619 (Target_arm::are_eabi_versions_compatible,
5620 (Target_arm::merge_processor_specific_flags): New method declaration.
5621 (Target_arm::do_make_elf_object): New overloaded method definitions
5623 (Arm_relobj::do_read_symbols): New method definition.
5624 (Arm_dynobj::do_read_symbols): Ditto.
5625 (Target_arm::do_finalize_sections): Add input_objects parameters.
5626 Merge processor-specific flags from all input objects.
5627 (Target_arm::are_eabi_versions_compatible,
5628 Target_arm::merge_processor_specific_flags,
5629 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5630 New method definitions.
5631 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5632 Input_objects pointer type parameter.
5633 * layout.cc (Layout::finalize): Pass input objects to target's.
5634 finalize_sections function.
5635 * output.cc (Output_file_header::do_sized_write): Set ELF file
5636 header's processor-specific flags.
5637 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5638 Input_objects pointer type parameter.
5639 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5640 * target.h (Input_objects): New forward class declaration.
5641 (Target::processor_specific_flags,
5642 Target::are_processor_specific_flags_sect): New method definitions.
5643 (Target::finalize_sections): Add input_objects parameter.
5644 (Target::Target): Initialize processor_specific_flags_ and
5645 are_processor_specific_flags_set_.
5646 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5648 (Target::set_processor_specific_flags): New method definition.
5649 (Target::processor_specific_flags_,
5650 Target::are_processor_specific_flags_set_): New data member
5652 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5653 Input_objects pointer type parameter.
5655 2009-10-30 Doug Kwan <dougkwan@google.com>
5657 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5659 2009-10-28 Ian Lance Taylor <iant@google.com>
5661 * object.h (class Relobj): Drop options parameter from
5662 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5663 do_scan_relocs, do_relocate. Change all callers.
5664 (class Sized_relobj): Drop options parameters from
5665 do_gc_process_relocs, do_scan_relocs, do_relocate,
5666 do_relocate_sections, relocate_sections, emit_relocs_scan,
5667 emit_relocs_scan_reltype. Change all callers.
5668 (struct Relocate_info): Remove options field and all references to
5670 * reloc.h (class Read_relocs): Remove options constructor
5671 parameter and options_ field. Change all callers.
5672 (class Gc_process_relocs, class Scan_relocs): Likewise.
5673 (class Relocate_task): Likewise.
5674 * target-reloc.h (scan_relocs): Remove options parameter. Change
5676 (scan_relocatable_relocs): Likewise.
5677 * target.h (class Sized_target): Remove options parameter from
5678 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5680 * gc.h (gc_process_relocs): Remove options parameter. Change all
5682 * arm.cc: Update functions to remove options parameters.
5683 * i386.cc: Likewise.
5684 * powerpc.cc: Likewise.
5685 * sparc.cc: Likewise.
5686 * x86_64.cc: Likewise.
5687 * testsuite/testfile.cc: Likewise.
5689 2009-10-28 Doug Kwan <dougkwan@google.com>
5691 * arm.cc (Arm_relobj): New class definition.
5692 (Arm_relobj::scan_sections_for_stubs,
5693 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5694 New method definitions.
5696 2009-10-28 Cary Coutant <ccoutant@google.com>
5698 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5699 (Plugin::cleanup_done_): New member.
5700 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5701 (Plugin_manager::cleanup_done_): Remove.
5702 (Plugin_manager::add_input_file): Edit error message.
5703 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5704 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5706 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5708 * fileread.cc: (File_read::View::~View): Use the new
5709 data_ownership_ filed.
5710 (File_read::~File_read): Dispose the new whole_file_view_.
5711 (File_read::open): Mmap the whole file if needed.
5712 (File_read::open): Use whole_file_view_ instead of contents_.
5713 (File_read::find_view): Use whole_file_view_ if applicable.
5714 (File_read::do_read): Use whole_file_view_ instead of contents_.
5715 (File_read::make_view): Use whole_file_view_ instead of contents_,
5716 update File_read::View::View call.
5717 (File_read::find_or_make_view): Update File_read::View::View
5719 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5721 (File_read::View::Data_ownership): New enum.
5722 (File_read::View::View): Replace bool mapped_ with Data_ownership
5724 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5725 (File_read::View::data_ownership_): New field.
5726 (File_read::contents_): Remove (replaced by whole_file_view_).
5727 (File_read::whole_file_view_): New field.
5728 * options.h (class General_options): Add --keep-files-mapped.
5730 2009-10-27 Cary Coutant <ccoutant@google.com>
5732 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5733 * testsuite/Makefile.am (plugin_test_5): New test case.
5734 * testsuite/Makefile.in: Regenerate.
5736 2009-10-25 Doug Kwan <dougkwan@google.com>
5738 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5739 from private to protected to allow access by child class.
5740 (Sized_relobj::do_relocate_sections): New method declaration.
5741 (Sized_relobj::relocate_sections): Virtualize.
5742 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5743 Sized_relobj::relocate_sections. Instantiate template explicitly
5744 for different target sizes and endianity.
5746 2009-10-24 Doug Kwan <dougkwan@google.com>
5748 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5749 (Arm_input_section::as_arm_input_section): New method.
5750 (Arm_output_section): New class definition.
5751 (Arm_output_section::create_stub_group,
5752 Arm_output_section::group_sections): New method definitions.
5754 2009-10-22 Doug Kwan <dougkwan@google.com>
5756 * arm.cc (Arm_input_section): New class definition.
5757 (Arm_input_section::init, Arm_input_section:do_write,
5758 Arm_input_section::set_final_data_size,
5759 Arm_input_section::do_reset_address_and_file_offset): New method
5762 2009-10-21 Doug Kwan <dougkwan@google.com>
5764 * arm.cc (Stub_table, Arm_input_section): New forward class
5766 (Stub_table): New class defintion.
5767 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5768 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5769 New method definition.
5771 2009-10-21 Doug Kwan <dougkwan@google.com>
5773 * arm.cc: Update copyright comments.
5774 (Target_arm): New forward class template declaration.
5775 (Arm_address): New type.
5776 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5777 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5778 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5780 (Insn_template): Same.
5781 (DEF_STUBS): New macro.
5782 (Stub_type): New enum type.
5783 (Stub_template): New class definition.
5786 (Stub_factory): Same.
5787 (Target_arm::Target_arm): Initialize may_use_blx_ and
5788 should_force_pic_veneer_.
5789 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5790 Target_arm::should_force_pic_veneer,
5791 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5792 Target_arm::using_thumb_only, Target_arm:;default_target): New
5794 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5795 New data member declarations.
5796 (Insn_template::size, Insn_template::alignment): New method defintions.
5797 (Stub_template::Stub_template): New method definition.
5798 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5799 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5800 (Stub_factory::Stub_factory): New method definition.
5801 * gold.h (string_hash): New template.
5802 * output.h (Input_section_specifier::hash_value): Use
5804 (Input_section_specifier::string_hash): Remove.
5805 * stringpool.cc (Stringpool_template::string_hash): Use
5808 2009-10-20 Doug Kwan <dougkwan@google.com>
5810 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5811 symbols of relaxed input sections.
5812 * output.h (Output_section::find_relaxed_input_section): Make
5815 2009-10-16 Doug Kwan <dougkwan@google.com>
5817 * dynobj.cc (Versions::Versions): Initialize version_script_.
5818 Only insert base version symbol definition for a shared object
5819 if version script defines any version versions.
5820 (Versions::define_base_version): New method definition.
5821 (Versions::add_def): Check that base version is not needed.
5822 (Versions::add_need): Define base version lazily.
5823 * dynobj.h (Versions::define_base_version): New method declaration.
5824 (Versions::needs_base_version_): New data member declaration.
5825 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5826 (check_DATA): Add no_version_test.stdout.
5827 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5829 * testsuite/Makefile.in: Regenerate.
5830 * testsuite/no_version_test.c: New file.
5831 * testsuite/no_version_test.sh: Ditto.
5833 2009-10-16 Doug Kwan <dougkwan@google.com>
5835 * expression.cc (class Segment_start_expression): New class definition.
5836 (Segment_start_expression::value): New method definition.
5837 (script_exp_function_segment_start): Return a new
5838 Segment_start_expression.
5839 * gold/script-c.h (script_saw_segment_start_expression): New function
5841 * script-sections.cc (Script_sections::Script_sections): Initialize
5842 SAW_SEGMENT_START_EXPRESSION_ to false.
5843 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5844 and -Tbbs options to specify section addresses if given in
5845 command line and no SEGMENT_START expression is seen in a script.
5846 * script-sections.h (Script_sections::saw_segment_start_expression,
5847 Script_sections::set_saw_segment_start_expression): New method
5849 (Script_sections::saw_segment_start_expression_): New data member
5851 * script.cc (script_saw_segment_start_expression): New function.
5852 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5853 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5854 script_test_7.sh and script_test_8.sh.
5855 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5856 script_test_8.stdout.
5857 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5858 (script_test_6, script_test_6.stdout, script_test_7,
5859 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5860 * Makefile.in: Regenerate.
5861 * testsuite/script_test_6.sh: New file.
5862 * testsuite/script_test_6.t: Same.
5863 * testsuite/script_test_7.sh: Same.
5864 * testsuite/script_test_7.t: Same.
5865 * testsuite/script_test_8.sh: Same.
5867 2009-10-16 Doug Kwan <dougkwan@google.com>
5869 * output.cc (Output_segment::set_section_list_address): Cast
5870 expressions to unsigned long long type to avoid format warnings.
5872 2009-10-15 Ian Lance Taylor <iant@google.com>
5874 * script.cc (Script_options::add_symbol_assignment): Always add a
5875 dot assignment to script_sections_.
5876 * script-sections.cc (Script_sections::add_dot_assignment):
5877 Initialize if necessary.
5879 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5880 program headers with no load segment if there is a linker script.
5882 * layout.cc (Layout::set_segment_offsets): Align the file offset
5883 to the segment aligment for -N or -n with no load segment.
5884 * output.cc (Output_segment::add_output_section): Don't crash if
5885 the first section is a TLS section.
5886 (Output_segment::set_section_list_addresses): Print an error
5887 message if the address moves backward in a linker script.
5888 * script-sections.cc
5889 (Output_section_element_input::set_section_addresses): Don't
5890 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5891 (Orphan_output_section::set_section_addresses): Likewise.
5893 2009-10-15 Doug Kwan <dougkwan@google.com>
5895 * layout.cc (Layout::finish_dynamic_section): Generate tags
5896 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5897 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5898 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5900 2009-10-14 Ian Lance Taylor <iant@google.com>
5902 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5904 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5905 data_shdr fields of relinfo.
5906 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5907 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5908 R_386_TLS_LDO_32, adjust based on section flags.
5909 (Target_i386::Relocate::fix_up_ldo): Remove.
5911 2009-10-13 Ian Lance Taylor <iant@google.com>
5913 Add support for -pie.
5914 * options.h (class General_options): Add -pie and
5916 (General_options::output_is_position_independent): Test -pie.
5917 (General_options::output_is_executable): Return true if not shared
5918 and not relocatable.
5919 (General_options::output_is_pie): Remove.
5920 * options.cc (General_options::finalize): Reject incompatible uses
5922 * gold.cc (queue_middle_tasks): A -pie link is not static.
5923 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5924 * symtab.cc (Symbol::final_value_is_known): Return false if
5925 output_is_position_independent.
5926 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5927 output_is_position_independent.
5928 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5929 output_is_position_independent.
5930 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5931 output_is_position_independent.
5932 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5934 (basic_pie_test.o, basic_pie_test): New targets.
5935 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5936 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5937 (two_file_pie_test): New target.
5938 * testsuite/Makefile.in: Rebuild.
5939 * README: Remove note saying that -pie is not supported.
5941 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5943 * options.h (class General_options): Add -init and -fini.
5944 * layout.cc (Layout::finish_dynamic_section): Emit
5945 given init and fini functions.
5947 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5949 * gc.h (gc_process_relocs): Check if icf is enabled using new
5951 * gold.cc (queue_initial_tasks): Likewise.
5952 (queue_middle_tasks): Likewise.
5953 * object.cc (do_layout): Likewise.
5954 * symtab.cc (is_section_folded): Likewise.
5955 * main.cc (main): Likewise.
5956 * reloc.cc (Read_relocs::run): Likewise.
5957 (Sized_relobj::do_scan_relocs): Likewise.
5958 * icf.cc (is_function_ctor_or_dtor): New function.
5959 (Icf::find_identical_sections): Check if function is ctor or dtor when
5961 * options.h (General_options::icf): Change option to be an enum.
5962 (Icf_status): New enum.
5963 (icf_enabled): New method.
5964 (icf_safe_folding): New method.
5965 (set_icf_status): New method.
5966 (icf_status_): New variable.
5967 * (options.cc) (General_options::finalize): Set icf_status_.
5968 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5969 icf_test and icf_keep_unique_test to use the --icf enum flag.
5970 * testsuite/icf_safe_test.sh: New file.
5971 * testsuite/icf_safe_test.cc: New file.
5973 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5975 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5976 includes to gc.h and icf.h.
5977 * arm.cc: Include gc.h.
5978 * gold.cc: Likewise.
5979 * i386.cc: Likewise.
5980 * powerpc.cc: Likewise.
5981 * sparc.cc: Likewise.
5982 * x86_64.cc: Likewise.
5983 * gc.h: Include icf.h.
5985 2009-10-11 Ian Lance Taylor <iant@google.com>
5987 * plugin.cc: Include "gold.h" before other header files.
5989 2009-10-10 Chris Demetriou <cgd@google.com>
5991 * options.h (Input_file_argument::Input_file_type): New enum.
5992 (Input_file_argument::is_lib_): Replace with...
5993 (Input_file_argument::type_): New member.
5994 (Input_file_argument::Input_file_argument): Take Input_file_type
5995 'type' rather than boolean 'is_lib' as second argument.
5996 (Input_file_argument::is_lib): Use type_.
5997 (Input_file_argument::is_searched_file): New function.
5998 (Input_file_argument::may_need_search): Handle is_searched_file.
5999 * options.cc (General_options::parse_library): Support -l:filename.
6000 (General_options::parse_just_symbols): Update for Input_file_argument
6002 (Command_line::process): Likewise.
6003 * archive.cc (Archive::get_file_and_offset): Likewise.
6004 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6005 * script.cc (read_script_file, script_add_file): Likewise.
6006 * fileread.cc (Input_file::Input_file): Likewise.
6007 (Input_file::will_search_for): Handle is_searched_file.
6008 (Input_file::open): Likewise.
6009 * readsyms.cc (Read_symbols::get_name): Likewise.
6010 * testsuite/Makefile.am (searched_file_test): New test.
6011 * testsuite/Makefile.in: Regenerate.
6012 * testsuite/searched_file_test.cc: New file.
6013 * testsuite/searched_file_test_lib.cc: New file.
6015 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6016 Ian Lance Taylor <iant@google.com>
6018 * descriptor.cc: Include <cstdio> and "binary-io.h".
6019 (Descriptors::open): Open the files in binary mode always.
6020 * script.cc (Lex::get_token): Treat \r as whitespace.
6022 2009-10-09 Ian Lance Taylor <iant@google.com>
6024 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6026 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6027 Ian Lance Taylor <iant@google.com>
6029 * configure.ac: Check for readv function also.
6030 * fileread.cc (readv): Define if not HAVE_READV.
6031 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6033 * config.in: Regenerate.
6034 * configure: Regenerate.
6036 2009-10-09 Doug Kwan <dougkwan@google.com>
6038 * layout.cc (Layout::make_output_section): Call target hook to make
6039 ordinary output section.
6040 (Layout::finalize): Adjust parameter list of call the
6041 Target::may_relax().
6042 * layout.h (class Layout::section_list): New method.
6043 * merge.h (Output_merge_base::entsize): Change visibility to public.
6044 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6046 (Output_merge_string::do_is_string): New method.
6047 * object.cc (Sized_relobj::do_setup): renamed from
6048 Sized_relobj::set_up.
6049 * object.h (Sized_relobj::adjust_shndx,
6050 Sized_relobj::initializ_input_to_output_maps,
6051 Sized_relobj::free_input_to_output_maps): Change visibilities to
6053 (Sized_relobj::setup): Virtualize.
6054 (Sized_relobj::do_setup): New method declaration.
6055 (Sized_relobj::invalidate_section_offset,
6056 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6057 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6058 * options.cc (parse_int): New function.
6059 * options.h (parse_int): New declaration.
6060 (DEFINE_int): New macro.
6061 (stub_group_size): New option.
6062 * output.cc (Output_section::Output_section): Initialize memebers
6063 merge_section_map_, merge_section_by_properties_map_,
6064 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6065 (Output_section::add_input_section): Handled deferred code-fill
6066 generation and remove an old comment.
6067 (Output_section::add_relaxed_input_section): New method definition.
6068 (Output_section::add_merge_input_section): Use merge section by
6069 properties map to speed to search. Update merge section maps
6071 (Output_section::build_relaxation_map): New method definition.
6072 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6074 (Output_section::relax_input_section): Renamed to
6075 Output_section::convert_input_sections_to_relaxed_sections and change
6076 interface to take a vector of pointers to relaxed sections.
6077 (Output_section::find_merge_section,
6078 Output_section::find_relaxed_input_section): New method definitions.
6079 (Output_section::is_input_address_mapped,
6080 Output_section::output_offset, Output_section::output_address):
6081 Use output section data maps to speed up searching.
6082 (Output_section::find_starting_output_address): Add comments.
6083 (Output_section::do_write,
6084 Output_section::write_to_postprocessing_buffer): Do code-fill
6085 generation as appropriate.
6086 (Output_section::get_input_sections): Invalidate relaxed input section
6088 (Output_section::restore_states): Adjust type of checkpoint .
6089 Invalidate relaxed input section map.
6090 * output.h (Output_merge_base): New class declaration.
6091 (Input_section_specifier): New class defintion.
6092 (class Output_relaxed_input_section) Change base class to
6093 Output_section_data_build.
6094 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6095 base class initializer.
6096 (Output_section::add_relaxed_input_section): New method declaration.
6097 (Output_section::Input_section): Change visibility to protected.
6098 (Output_section::Input_section::relobj,
6099 Output_section::Input_section::shndx): Handle relaxed input sections.
6100 Output_section::input_sections) Change visibility to protected. Also
6101 define overload to return a non-const pointer.
6102 (Output_section::Merge_section_properties): New class defintion.
6103 (Output_section::Merge_section_by_properties_map,
6104 Output_section::Output_section_data_by_input_section_map,
6105 Output_section::Relaxation_map): New types.
6106 (Output_section::relax_input_section): Rename method to
6107 Output_section::convert_input_sections_to_relaxed_sections and change
6108 interface to take a vector of relaxed section pointers.
6109 (Output_section::find_merge_section,
6110 Output_section::find_relaxed_input_section,
6111 Output_section::build_relaxation_map,
6112 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6113 New method declarations.
6114 (Output_section::merge_section_map_
6115 Output_section::merge_section_by_properties_map_,
6116 Output_section::relaxed_input_section_map_,
6117 Output_section::is_relaxed_input_section_map_valid_,
6118 Output_section::generate_code_fills_at_write_): New data members.
6119 * script-sections.cc
6120 (Output_section_element_input::set_section_addresses): Call
6121 current_data_size and addralign methods of relaxed input sections.
6122 (Orphan_output_section::set_section_addresses): Call current_data_size
6123 and addralign methods of relaxed input sections.
6124 * symtab.cc (Symbol_table::compute_final_value): Extract template
6125 from the body of Symbol_table::sized_finalize_symbol.
6126 (Symbol_table::sized_finalized_symbol): Call
6127 Symbol_table::compute_final_value.
6128 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6129 (Symbol_table::compute_final_value): New templated method declaration.
6130 * target.cc (Target::do_make_output_section): New method defintion.
6131 * target.h (Target::make_output_section): New method declaration.
6132 (Target::relax): Add more parameters for input objects, symbol table
6133 and layout. Adjust call to do_relax.
6134 (Target::do_make_output_section): New method declaration.
6135 (Target::do_relax): Add parameters for input objects, symbol table
6138 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6140 * pread.c: Include stdio.h.
6142 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6144 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6147 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6149 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6155 Change read_shndx type to unsigned int.
6156 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6158 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6159 * layout.cc (Layout::create_symtab_sections): Cast the result of
6160 local_symcount * symsize to off_t in the gold_assert.
6162 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6164 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6165 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6167 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6168 (Arm_relocate_functions::thm_abs5): New function.
6169 (Arm_relocate_functions::abs12): New function.
6170 (Arm_relocate_functions::abs16): New function.
6171 (Arm_relocate_functions::base_abs): New function.
6172 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6173 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6174 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6176 (Scan::global): Likewise.
6177 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6178 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6179 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6180 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6183 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6185 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6186 (Arm_relocate_functions::movt_prel): New function.
6187 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6188 (Arm_relocate_functions::thm_movt_prel): New function.
6189 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6190 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6191 (Scan::global, Relocate::relocate): Likewise.
6192 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6194 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6196 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6197 Incremental_checker.
6198 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6200 (class Incremental_inputs_header): New class.
6201 (Incremental_inputs_header_writer): Edit comment.
6202 (Incremental_inputs_entry): New class.
6203 (Incremental_inputs_entry_writer): Edit comment.
6204 (Sized_incremental_binary::do_find_incremental_inputs_section):
6205 Add *strtab_shndx parameter, fill it.
6206 (Sized_incremental_binary::do_check_inputs): New method.
6207 (Incremental_checker::can_incrementally_link_output_file): Use
6208 Sized_incremental_binary::check_inputs.
6209 (Incremental_inputs::report_command_line): Save command line in
6212 (Incremental_binary::find_incremental_inputs_section): New
6214 (Incremental_binary::do_find_incremental_inputs_section): Add
6215 strtab_shndx parameter.
6216 (Incremental_binary::do_check_inputs): New pure virtual method.
6217 (Sized_incremental_binary::do_check_inputs): Declare.
6218 (Incremental_checker::Incremental_checker): Add incremental_inputs
6219 parameter, use it to initialize incremental_inputs_.
6220 (Incremental_checker::incremental_inputs_): New field.
6221 (Incremental_checker::command_line): New method.
6222 (Incremental_checker::inputs): New method.
6223 (Incremental_checker::command_line_): New field.
6225 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6227 * incremental.cc: Include <cstdarg> and "target-select.h".
6228 (vexplain_no_incremental): New function.
6229 (explain_no_incremental): New function.
6230 (Incremental_binary::error): New method.
6231 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6233 (make_sized_incremental_binary): New function.
6234 (open_incremental_binary): New function.
6235 (can_incrementally_link_file): Add checks if output is ELF and has
6237 * incremental.h: Include "elfcpp_file.h" and "output.h".
6238 (Incremental_binary): New class.
6239 (Sized_incremental_binary): New class.
6240 (open_incremental_binary): Declare.
6241 * object.cc (is_elf_object): Use
6242 elfcpp::Elf_recognizer::is_elf_file.
6243 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6244 * output.h (Output_file::filesize): New method.
6246 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6248 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6250 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6251 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6253 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6255 (Arm_relocate_functions::movw_abs_nc): New function.
6256 (Arm_relocate_functions::movt_abs): New function.
6257 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6258 (Arm_relocate_functions::thm_movt_abs): New function.
6259 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6260 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6261 (Scan::global): Likewise.
6262 (Relocate::relocate): Likewise.
6263 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6265 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6267 * arm.cc (Arm_relocate_functions::got_prel) New function.
6268 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6269 (Relocate::relocate): Likewise.
6270 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6272 2009-10-06 Ian Lance Taylor <iant@google.com>
6274 * options.h (class General_options): Define
6275 split_stack_adjust_size parameter.
6276 * object.h (class Object): Add uses_split_stack_ and
6277 has_no_split_stack_ fields. Add uses_split_stack and
6278 has_no_split_stack accessor functions. Declare
6279 handle_split_stack_section.
6280 (class Reloc_symbol_changes): Define.
6281 (class Sized_relobj): Define Function_offsets. Declare
6282 split_stack_adjust, split_stack_adjust_reltype, and
6284 * object.cc (Object::handle_split_stack_section): New function.
6285 (Sized_relobj::do_layout): Call handle_split_stack_section.
6286 * dynobj.cc (Sized_dynobj::do_layout): Call
6287 handle_split_stack_section.
6288 * reloc.cc (Sized_relobj::relocate_sections): Call
6289 split_stack_adjust for executable sections in split_stack
6290 objects. Pass reloc_map to relocate_section.
6291 (Sized_relobj::split_stack_adjust): New function.
6292 (Sized_relobj::split_stack_adjust_reltype): New function.
6293 (Sized_relobj::find_functions): New function.
6294 * target-reloc.h: Include "object.h".
6295 (relocate_section): Add reloc_symbol_changes parameter. Change
6297 * target.h (class Target): Add calls_non_split method. Declare
6298 do_calls_non_split virtual method. Declare match_view and
6300 * target.cc: Include "elfcpp.h".
6301 (Target::do_calls_non_split): New function.
6302 (Target::match_view): New function.
6303 (Target::set_view_to_nop): New function.
6304 * gold.cc (queue_middle_tasks): Give an error if mixing
6305 split-stack and non-split-stack objects with -r.
6306 * i386.cc (Target_i386::relocate_section): Add
6307 reloc_symbol_changes parameter.
6308 (Target_i386::do_calls_non_split): New function.
6309 * x86_64.cc (Target_x86_64::relocate_section): Add
6310 reloc_symbol_changes parameter.
6311 (Target_x86_64::do_calls_non_split): New function.
6312 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6314 * powerpc.cc (Target_powerpc::relocate_section): Add
6315 reloc_symbol_changes parameter.
6316 * sparc.cc (Target_sparc::relocate_section): Add
6317 reloc_symbol_changes parameter.
6318 * configure.ac: Call AM_CONDITIONAL for the default target.
6319 * configure: Rebuild.
6320 * testsuite/Makefile.am (TEST_AS): New variable.
6321 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6322 (check_DATA): Add split_i386 and split_x86_64 files.
6323 (SPLIT_DEFSYMS): Define.
6324 (split_i386_[1234n].o): New targets.
6325 (split_i386_[124]): New targets.
6326 (split_i386_[1234r].stdout): New targets.
6327 (split_x86_64_[1234n].o): New targets.
6328 (split_x86_64_[124]): New targets.
6329 (split_x86_64_[1234r].stdout): New targets.
6330 (MOSTLYCLEANFILES): Add new executables.
6331 * testsuite/split_i386.sh: New file.
6332 * testsuite/split_x86_64.sh: New file.
6333 * testsuite/split_i386_1.s: New file.
6334 * testsuite/split_i386_2.s: New file.
6335 * testsuite/split_i386_3.s: New file.
6336 * testsuite/split_i386_4.s: New file.
6337 * testsuite/split_i386_n.s: New file.
6338 * testsuite/split_x86_64_1.s: New file.
6339 * testsuite/split_x86_64_2.s: New file.
6340 * testsuite/split_x86_64_3.s: New file.
6341 * testsuite/split_x86_64_4.s: New file.
6342 * testsuite/split_x86_64_n.s: New file.
6343 * testsuite/testfile.cc (Target_test): Update relocation_section
6345 * testsuite/Makefile.in: Rebuild.
6347 2009-10-06 Ian Lance Taylor <iant@google.com>
6349 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6350 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6351 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6352 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6353 the address on ldo_addrs_.
6354 (Target_i386::Relocate::fix_up_ldo): New function.
6356 2009-10-06 Rafael Espindola <espindola@google.com>
6358 * plugin.cc (add_input_library): New.
6359 (Plugin::load): Add add_input_library to tv.
6360 (Plugin_manager::add_input_file): Add the is_lib argument.
6361 (add_input_file): Update call to Plugin_manager::add_input_file.
6362 (add_input_library): New.
6363 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6365 2009-09-30 Doug Kwan <dougkwan@google.com>
6367 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6368 symbol and call Symbol::may_need_copy_reloc to determine if
6369 a copy reloc is needed.
6370 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6371 nocopyreloc is given in command line.
6372 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6373 given in command line.
6374 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6375 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6376 of the removed Target_i386::may_need_copy_reloc.
6377 * options.h (copyreloc): New option with default value false.
6378 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6379 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6380 instead of the removed Target_powerpc::may_need_copy_reloc.
6381 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6382 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6383 instead of the removed Target_sparc::may_need_copy_reloc.
6384 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6385 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6386 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6387 instead of the removed Target_x86_64::may_need_copy_reloc.
6389 2009-09-30 Ian Lance Taylor <iant@google.com>
6391 * object.h (class Object): Remove target_ field, and target,
6392 sized_target, and set_target methods.
6393 (Object::sized_target): Remove.
6394 (class Sized_relobj): Update declarations. Remove sized_target.
6395 * object.cc (Sized_relobj::setup): Remove target parameter.
6397 (Input_objects::add_object): Don't do anything with the target.
6398 (make_elf_sized_object): Add punconfigured parameter. Change all
6399 callers. Set or test parameter target.
6400 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6402 * parameters.cc (Parameters::set_target): Change parameter type to
6404 (Parameters::default_target): Remove.
6405 (set_parameters_target): Change parameter type to be non-const.
6406 (parameters_force_valid_target): New function.
6407 (parameters_clear_target): New function.
6408 * parameters.h (class Parameters): Update declarations. Remove
6409 default_target method. Add sized_target and clear_target
6410 methods. Change target_ to be non-const.
6411 (set_parameters_target): Update declaration.
6412 (parameters_force_valid_target): Declare.
6413 (parameters_clear_target): Declare.
6414 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6415 as NULL if we aren't searching.
6416 (Add_symbols::run): Don't check for compatible target.
6417 * fileread.cc (Input_file::open_binary): Call
6418 parameters_force_valid_target.
6419 * gold.cc (queue_middle_tasks): Likewise.
6420 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6421 set_target on object.
6422 * dynobj.h (class Sized_dynobj): Update declarations.
6423 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6424 make_elf_object returns NULL.
6425 (Archive::include_member): Don't check whether object target is
6427 * output.cc (Output_section::add_input_section): Get target from
6429 (Output_section::relax_input_section): Likewise.
6430 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6432 (Sized_relobj::do_scan_relocs): Likewise.
6433 (Sized_relobj::relocate_sections): Likewise.
6434 * resolve.cc (Symbol_table::resolve): Likewise.
6435 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6436 parameter. Change all callers.
6437 (Symbol_table::add_from_object): Get target from parameters.
6438 (Symbol_table::add_from_relobj): Don't check object target.
6439 (Symbol_table::add_from_dynobj): Likewise.
6440 (Symbol_table::define_special_symbol): Get target from
6442 * symtab.h (class Symbol_table): Update declaration.
6443 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6444 parameter. Change all callers. Clear parameter target.
6445 (Binary_test): Test target here.
6446 * testsuite/object_unittest.cc (gold_testsuite): Remove
6447 target_test_pointer parameter. Change all callers.
6448 (Object_test): Test target here.
6450 2009-09-26 Ian Lance Taylor <iant@google.com>
6452 * testsuite/initpri1.c: Don't try to use constructor priorities if
6453 compiling with gcc before 4.3.
6455 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6457 * testsuite/retain_symbols_file_test.sh (check_present): Change
6458 output file name to retain_symbols_file_test.stdout.
6459 (check_absent): Likewise.
6461 2009-09-18 Craig Silverstein <csilvers@google.com>
6463 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6464 * options.cc: Include <cerrno> and <fstream>.
6465 (General_options::finalize): Parse -retain-symbols-file tag.
6466 * options.h: New flag.
6467 (General_options): New method should_retain_symbol, new
6468 variable symbols_to_retain.
6469 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6470 should_retain_symbol map.
6471 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6472 * testsuite/Makefile.in: Regenerate.
6473 * testsuite/retain_symbols_file_test.sh: New file.
6475 2009-09-18 Nick Clifton <nickc@redhat.com>
6477 * po/es.po: Updated Spanish translation.
6479 2009-09-17 Doug Kwan <dougkwan@google.com>
6481 * debug.h (DEBUG_RELAXATION): New constant.
6482 (DEBUG_ALL): Add DEBUG_RELAXATION.
6483 (debug_string_to_enum): Add relaxation debug option.
6485 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6486 Layout::Relaxation_debug_check::read_sections,
6487 Layout::Relaxation_debug_check::read_sections): New method definitions.
6488 (Layout::Layout): Initialize data members
6489 record_output_section_data_from_scrips_,
6490 script_output_section_data_list_ and relaxation_debug_check_.
6491 (Layout::save_segments, Layout::restore_segments,
6492 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6493 Layout::relaxation_loop_body): New method definitions.
6494 (Layout::finalize): Support relaxation. Move section layout code to
6495 Layout::relaxation_loop_body.
6496 (Layout::set_asection_address_from_script): Move code for orphan
6497 section placement out.
6498 (Layout::place_orphan_sections_in_script): New method definition.
6499 * layout.h (Output_segment_headers, Output_file_header):
6500 New forward class declarations.
6501 (Layout::~Layout): Define.
6502 (Layout::new_output_section_data_from_script): New method definition.
6503 (Layout::place_orphan_sections_in_script): New method declaration.
6504 (Layout::Segment_states): New type declaration.
6505 (Layout::save_segments, Layout::restore_segments,
6506 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6507 Layout::relaxation_loop_body): New method declarations.
6508 (Layout::Output_section_data_list): New type declaration.
6509 (Layout::Relaxation_debug_check): New class definition.
6510 (Layout::record_output_section_data_from_script_,
6511 Layout::script_output_section_data_list_, Layout::segment_states_,
6512 Layout::relaxation_debug_check_): New data members.
6513 * output.cc: (Output_section_headers::do_size): New method definition.
6514 (Output_section_headers::Output_section_headers): Move size
6515 computation to Output_section_headers::do_size.
6516 (Output_segment_headers::do_size): New method definition.
6517 (Output_file_header::Output_file_header): Move size computation to
6518 Output_file_header::do_size and call it.
6519 (Output_file_header::do_size): New method definition.
6520 (Output_data_group::Output_data_group): Adjust call to
6521 Output_section_data.
6522 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6523 (Output_symtab_xindex::do_write): Add array bound check.
6524 (Output_section::Input_section::print_to_mapfile): Handle
6525 RELAXED_INPUT_SECTION_CODE.
6526 (Output_section::Output_section): Initialize data member checkpoint_.
6527 (Output_section::~Output_section): Delete checkpoint object pointed
6529 (Output_section::add_input_section): Always add an Input_section if
6531 (Output_section::add_merge_input_section): Add assert.
6532 (Output_section::relax_input_section): New method definition.
6533 (Output_section::set_final_data_size): Set load address to zero for
6534 an unallocated section.
6535 (Output_section::do_address_and_file_offset_have_reset_values):
6536 New method definition.
6537 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6538 Handle relaxed input section.
6539 (Output_section::sort_attached_input_sections): Checkpoint input
6540 section list lazily.
6541 (Output_section::get_input_sections): Change type of input_sections to
6542 list of Simple_input_section pointers. Checkpoint input section list
6543 lazily. Also handle relaxed input sections.
6544 (Output_section::add_input_section_for_script): Take a reference to
6545 a Simple_input_section object instead of Relobj pointer and section
6546 index as parameter. Handle relaxed input sections.
6547 (Output_section::save_states, Output_section::restore_states): New
6549 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6550 (Output_data::is_data_size_fixed): New method definition.
6551 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6553 (Output_data::address_and_file_offset_have_reset_values): New method
6555 (Output_data::do_address_and_file_offset_have_reset_values): New method
6557 (Output_data::set_data_size): Check that data size is not fixed.
6558 (Output_data::fix_data_size): New method definition.
6559 (Output_data::is_data_size_fixed_): New data member.
6560 (Output_section_headers::set_final_data_size): New method definition.
6561 (Output_section_headers::do_size): New method declaration.
6562 (Output_segment_headers::set_final_data_size): New method definition.
6563 (Output_segment_headers::do_size): New method declaration.
6564 (Output_file_header::set_final_data_size)::New method definition.
6565 (Output_file_header::do_size)::New method declaration.
6566 (Output_section_data::Output_section_data): Add new parameter
6567 is_data_size_fixed and use it to fix data size.
6568 (Output_data_const::Output_data_const): Adjust call to base class
6569 constructor and fix data size.
6570 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6571 base class constructor and fix data size.
6572 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6573 base class constructor and fix data size.
6574 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6575 class constructor and fix data size.
6576 (Output_data_group::set_final_data_size): New method definition.
6577 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6578 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6579 class constructor and fix data size.
6580 (Output_relaxed_input_section): New class definition.
6581 (Output_section::Simple_input_section): New class definition.
6582 (Output_section::get_input_sections): Adjust parameter list.
6583 (Output_section::add_input_section_for_script): Same.
6584 (Output_section::save_states, Output_section::restore_states,
6585 Output_section::do_address_and_file_offset_have_reset_values,
6586 (Output_section::Input_section::Input_section): Handle
6587 RELAXED_INPUT_SECTION_CODE. Add new overload for
6588 Output_relaxed_input_section.
6589 (Output_section::Input_section::is_input_section,
6590 Output_section::Input_section::set_output_section): Handle relaxed
6592 (Output_section::Input_section::is_relaxed_input_section,
6593 Output_section::Input_section::output_section_data,
6594 Output_section::Input_section::relaxed_input_section): New method
6596 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6598 (Output_section::Input_section::u1_): Update comments.
6599 (Output_section::Input_section::u2_): Add new union member poris.
6600 (Output_section::Checkpoint_output_section): New classs definition.
6601 (Output_section::relax_input_section): New method declaration.
6602 (Output_section::checkpoint_): New data member.
6603 (Output_segment): Update comments.
6604 (Output_segment::Output_segment): Un-privatize copy constructor.
6605 (Output_segment::operator=): Un-privatize.
6606 * script-sections.cc (Output_section_element::Input_section_list):
6607 Change element type to Output_section::Simple_input_section.
6608 (Output_section_element_dot_assignment::set_section_addresses):
6609 Register output section data for relaxation clean up.
6610 (Output_data_exression::Output_data_expression): Adjust call to base
6611 constructor to fix data size.
6612 (Output_section_element_data::set_section_addresses): Register
6613 Output_data_expression object for relaxation clean up.
6614 (struct Input_section_info): Replace Relobj pointer and section index
6615 pair with Output_section::Simple_input_section and Convert struct to a
6617 (Input_section_sorter::operator()): Adjust access to
6618 Input_section_info data member to use accessors.
6619 (Output_section_element_input::set_section_addresses): Use layout
6620 parameter. Adjust code to use Output_section::Simple_input_section
6621 and Input_secction_info classes. Register filler for relaxation
6623 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6624 and section index pair with Output_section::Simple_input_section
6625 class. Adjust code accordingly.
6626 (Phdrs_element::release_segment): New method definition.
6627 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6629 (Script_sections::release_segments): New method definition.
6630 * gold/script-sections.h (Script_sections::release_segments): New
6632 * gold/target.h (Target::may_relax, Target::relax,
6633 Target::do_may_relax, Target::do_relax): New method definitions.
6635 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6637 * arm.cc (has_signed_unsigned_overflow): New function.
6638 (Arm_relocate_functions::abs8): New function.
6639 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6640 (Target_arm::Scan::global): Likewise.
6641 (Target_arm::relocate::relocate): Likewise.
6642 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6645 2009-09-16 Cary Coutant <ccoutant@google.com>
6647 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6648 * testsuite/Makefile.in: Regenerate.
6650 2009-09-11 Nick Clifton <nickc@redhat.com>
6652 * po/gold.pot: Updated by the Translation project.
6654 2009-09-08 Cary Coutant <ccoutant@google.com>
6656 * output.cc (Output_file::open): Add execute permission to empty file.
6657 * testsuite/Makefile.am (permission_test): New test.
6658 * testsuite/Makefile.in: Regenerate.
6660 2009-09-02 Ian Lance Taylor <iant@google.com>
6662 * output.cc (Output_file::resize): Call map_no_anonymous rather
6665 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6667 * gold.cc: Include "incremental.h".
6668 (queue_initial_tasks): Call Incremental_checker methods.
6669 * incremental.cc: Include "output.h".
6670 (Incremental_checker::can_incrementally_link_output_file): New
6672 * incremental.h (Incremental_checker): New class.
6674 * output.cc (Output_file::open_for_modification): New method.
6675 (Output_file::map_anonymous): Changed return type to bool. Record
6677 (Output_file::map_no_anonymous): New method, broken out of map.
6678 (Output_file::map): Use map_no_anonymous and map_anonymous.
6679 * output.h (class Output_file): Update declarations.
6681 2009-08-24 Cary Coutant <ccoutant@google.com>
6683 * options.h (Command_line::Pre_options): New class.
6684 (Command_line::pre_options): New member.
6685 * options.cc (gold::options::ready_to_register): New variable.
6686 (One_option::register_option): Do nothing if not registering options.
6687 Assert if same short option registered twice.
6688 (General_options::General_options): Turn off option registration when
6690 (Command_line::Pre_options::Pre_options): New constructor.
6692 2009-08-24 Cary Coutant <ccoutant@google.com>
6694 * options.h (General_options::no_keep_memory): Remove incorrect
6697 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6699 * Makefile.am (am__skiplex, am__skipyacc): New.
6700 * Makefile.in: Regenerate.
6702 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6704 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6705 (INCLUDES): ... this.
6706 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6707 (AM_CPPFLAGS): Renamed from ...
6708 (INCLUDE): ... this.
6709 * Makefile.in, testsuite/Makefile.in: Regenerate.
6711 * Makefile.in: Regenerate.
6712 * aclocal.m4: Likewise.
6713 * config.in: Likewise.
6714 * configure: Likewise.
6715 * testsuite/Makefile.in: Likewise.
6717 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6718 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6719 * Makefile.in: Regenerate.
6720 * testsuite/Makefile.in: Regenerate.
6722 2009-08-19 Cary Coutant <ccoutant@google.com>
6724 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6725 symbols in shared libraries overridden by hidden or internal symbols
6726 in the main program.
6728 2009-08-19 Chris Demetriou <cgd@google.com>
6730 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6731 checking source file names in error messages.
6733 2009-08-18 Doug Kwan <dougkwan@google.com>
6735 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6736 an elcpp::Ehdr as parameter. Adjust call to set_target.
6737 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6738 an elfcpp::Ehdr as parameter.
6739 * object.cc (Object::set_target): Remove the version that looks up
6740 a target and sets it.
6741 (Sized_relobj::setup): Take a Target object instead of
6742 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6743 (make_elf_sized_object): Find target and ask target to
6745 * object.h: (Object::set_target): Remove the version that looks up
6746 a target and sets it.
6747 (Sized_relobj::setup): Take a Target object instead of
6748 an elfcpp:Ehdr as parameter.
6749 * target.cc: Include dynobj.h.
6750 (Target::do_make_elf_object_implementation): New.
6751 (Target::do_make_elf_object): New.
6752 * target.h (Target::make_elf_object): New template declaration.
6753 (Target::do_make_elf_object): New method declarations.
6754 (Target::do_make_elf_object_implementation): New template declaration.
6756 2009-08-14 Ian Lance Taylor <iant@google.com>
6758 * gold.h (FUNCTION_NAME): Define.
6759 (gold_unreachable): Use FUNCTION_NAME.
6761 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6763 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6764 symbol in the --keep-unique list is not found.
6766 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6768 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6769 been maked as --keep-unique.
6770 (Icf::unfold_section): New function.
6771 * icf.h (Icf::unfold_section): New function.
6772 * options.h (General_options::keep_unique): New option.
6773 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6774 * testsuite/Makefile.in: Regenerate.
6775 * testsuite/icf_keep_unique_test.sh: New file.
6776 * testsuite/icf_keep_unique_test.cc: New file.
6778 2009-08-12 Cary Coutant <ccoutant@google.com>
6781 * resolve.cc (Symbol_table::resolve): Check for references from
6782 dynamic objects to hidden and internal symbols.
6783 * testsuite/Makefile.am (hidden_test.sh): New test.
6784 * testsuite/Makefile.in: Regenerate.
6785 * testsuite/hidden_test.sh: New script.
6786 * testsuite/hidden_test_1.c: New test source.
6787 * testsuite/hidden_test_main.c: New test source.
6789 2009-08-11 Doug Kwan <dougkwan@google.com>
6791 * arm.cc: Update comments.
6792 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6793 segment to locate the .ARM.exidx section if present.
6795 2009-08-09 Doug Kwan <dougkwan@google.com>
6797 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6800 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6801 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6804 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6806 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6807 valid tls_segment only for non-debug-section relocations.
6808 * testsuite/Makefile.am: Add gc_tls_test.
6809 * testsuite/Makefile.in: Regenerate.
6810 * testsuite/gc_tls_test.cc: New file.
6811 * testsuite/gc_tls_test.sh: New file.
6813 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6817 * Makefile.am (CCFILES): Add icf.cc.
6819 * Makefile.in: Regenerate.
6820 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6821 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6822 section, symbol and addend information for the relocs.
6823 * gold.cc (queue_middle_tasks): Call identical code folding.
6824 * gold.h: Add defines for multimap.
6825 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6826 to the call of finalize_local_symbols.
6827 * main.cc (main): Create object of class Icf.
6828 * object.cc (Sized_relobj::do_layout): Allow this function to be
6829 called twice during icf.
6830 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6831 to sections marked as identical by icf.
6832 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6834 (Sized_relobj::do_section_entsize): New function.
6835 * object.h (Object::section_entsize): New function.
6836 (Object::do_section_entsize): New pure virtual function.
6837 (Relobj::finalize_local_symbols): Add new parameter.
6838 (Relobj::do_section_entsize): New function.
6839 * options.h (General_options::icf): New option.
6840 (General_options::icf_iterations): New option.
6841 (General_options::print_icf_sections): New option.
6842 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6843 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6844 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6846 * symtab.cc (Symbol_table::is_section_folded): New function.
6847 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6848 to sections marked as identical by icf.
6849 * symtab.h (Symbol_table::set_icf): New function.
6850 (Symbol_table::icf): New function.
6851 (Symbol_table::is_section_folded): New function.
6852 (Symbol_table::icf_): New data member.
6853 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6854 * testsuite/Makefile.am: Add commands to build icf_test.
6855 * testsuite/Makefile.in: Regenerate.
6856 * testsuite/icf_test.sh: New file.
6857 * testsuite/icf_test.cc: New file.
6859 2009-07-24 Chris Demetriou <cgd@google.com>
6861 * layout.cc (is_compressible_debug_section): Fix incorrect
6862 comment about compressed section names.
6864 2009-07-20 Ian Lance Taylor <ian@airs.com>
6867 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6869 2009-07-16 Ian Lance Taylor <iant@google.com>
6872 * layout.h: #include <map>.
6873 (class Kept_section): Change from struct to class. Add accessors
6874 and setters. Add section size to Comdat_group mapping. Change
6875 Comdat_group to std::map. Add is_comdat_ field. Add
6876 linkonce_size field in union.
6877 (class Layout): Update declaration of find_or_add_kept_section.
6878 Don't declare find_kept_object.
6879 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6880 parameter. Add object, shndx, is_comdat, and is_group_name
6881 parameters. Change all callers. Adjust for new Kept_section.
6882 (Layout::find_kept_object): Remove.
6883 * object.cc (Sized_relobj::include_section_group): Update use of
6884 Kept_section. Rename secnum to shndx. Only record
6885 Kept_comdat_section if sections are the same size.
6886 (Sized_relobj::include_linkonce_section): Update use of
6887 Kept_section. Only record Kept_comdat_section if sections are the
6888 same size. Set size of linkonce section.
6889 (Sized_relobj::map_to_kept_section): Update call to
6890 get_kept_comdat_section.
6891 * object.h (class Sized_relobj): Rename fields in
6892 Kept_comdat_section to drop trailing underscores; change object
6893 field to Relobj*. Change Kept_comdat_section_table to store
6894 struct rather than pointer.
6895 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6896 Add kept_object and kept_shndx parameters. Change all callers.
6897 (Sized_relobj::get_kept_comdat_section): Change return type to
6898 bool. Add kept_object and kept_shndx parameters. Change all
6900 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6901 Layout::find_or_add_kept_section.
6903 2009-07-09 Ian Lance Taylor <iant@google.com>
6905 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6906 Reserve space in the hash table.
6908 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6910 * fileread.cc (File_read::get_mtime): New method.
6911 * fileread.h (Timespec): New structure.
6912 (File_read::get_mtime): New method.
6913 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6914 Renamed from timestamp_nsec.
6915 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6917 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6919 (Incremental_inputs::report_archive): Save mtime; style fix.
6920 (Incremental_inputs::report_obejct): Save mtime; style fix.
6921 (Incremental_inputs::report_script): Save mtime; style fix.
6922 (Incremental_inputs::finalize_inputs): Style fix.
6923 (Incremental_inputs::finalize): Style fix.
6924 (Incremental_inputs::create_input_section_data): Store inputs
6926 * incremental.h (Incremental_inputs::report_script): Add mtime
6928 (Incremental_inputs::Input_info::Input_info): Intialize only one
6930 (Incremental_inputs::Input_info::archive): Move to nameless
6932 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6933 (Incremental_inputs::Input_info::script): Move to nameless union.
6934 (Incremental_inputs::mtime): New field.
6935 * script.cc (read_input_script): Pass file mtime to
6937 * script.h (Script_info::inputs): Style fix.
6939 2009-07-01 Ian Lance Taylor <ian@airs.com>
6941 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6944 2009-06-24 Ian Lance Taylor <iant@google.com>
6947 * layout.cc (Layout::choose_output_section): If we find an
6948 existing section, update the flags.
6949 (Layout::create_notes): New function, broken out of
6951 (Layout::finalize): Don't create note sections.
6952 (Layout::create_note): Don't crash if linker script discards
6954 (Layout::create_gold_note): Likewise.
6955 (Layout::create_build_id): Likewise. Don't set
6956 after_input_sections on the section.
6957 (Layout::create_executable_stack_info): Remove target parameter.
6959 * layout.h (class Layout): Declare create_notes. Update
6960 declaration of create_executable_stack_info.
6961 * gold.cc (queue_middle_tasks): Call create_notes.
6962 * output.cc (Output_section::update_flags_for_input_section): Move
6963 here from output.h. If SHF_ALLOC flag is newly set, mark address
6965 * output.h (Output_data::mark_address_invalid): New function.
6966 (class Output_section): Only declare, not define,
6967 update_flags_for_input_section. Remove set_flags.
6969 2009-06-24 Ian Lance Taylor <iant@google.com>
6971 * script-sections.cc (Output_section_definition::
6972 set_section_addresses): Rename shadowing local load_address to
6975 2009-06-24 Ian Lance Taylor <iant@google.com>
6978 * reloc.cc (relocate_sections): Skip empty relocation sections.
6980 2009-06-23 Ian Lance Taylor <iant@google.com>
6983 * layout.cc (Layout::create_note): Use choose_output_section
6984 rather than make_output_section.
6986 2009-06-23 Ian Lance Taylor <iant@google.com>
6989 * options.cc (General_options::parse_V): Set printed_version_.
6990 (General_options::General_options): Initialize printed_version_.
6991 * options.h (class General_options): Add printed_version_ field.
6992 * gold.cc (queue_initial_tasks): If there are no input files,
6993 don't give a fatal error if we printed the version information.
6994 (queue_middle_tasks): If using -r with a shared object, give a
6995 fatal error rather than an ordinary error.
6997 2009-06-23 Ian Lance Taylor <iant@google.com>
7000 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7001 (Layout::make_output_section): Set have_stabstr_section_ if we see
7002 a .stab*str section.
7003 (Layout::finalize): Call link_stabs_sections.
7004 (Layout::link_stabs_sections): New file.
7005 * layout.h (class Layout): Add have_stabstr_section_ field.
7006 Declare link_stabs_sections.
7008 2009-06-23 Doug Kwan <dougkwan@google.com>
7010 * Makefile.am (libgold_a_LIBADD): New.
7011 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7012 * Makefile.in: Regenerate.
7013 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7014 * configure: Regenerate.
7015 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7016 * fileread.cc: Include sys/state.h
7017 * gold.h: Declare memmem and strndup if found missing.
7018 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7020 2009-06-23 Ian Lance Taylor <iant@google.com>
7022 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7023 * configure: Rebuild.
7025 2009-06-23 Ian Lance Taylor <iant@google.com>
7028 * object.cc (Object::section_contents): Don't try to get a view if
7029 the section has length zero.
7030 (Object::handle_gnu_warning_section): If the section is empty, use
7031 the name of the section as the warning.
7033 2009-06-23 Ian Lance Taylor <iant@google.com>
7036 * stringpool.h (class Stringpool_template): Add optimize_ field.
7037 (Stringpool_template::set_optimize): New function.
7038 * stringpool.cc (Stringpool_template::Stringpool_template):
7039 Initialize optimize_ field.
7040 (Stringpool_template::set_string_offsets): Test local optimize
7041 fild rather than parameter.
7042 * layout.cc (Layout::Layout): Call set_optimize on the section
7045 2009-06-22 Ian Lance Taylor <iant@google.com>
7048 * yyscript.y: Parse TARGET.
7049 * script.cc (script_set_target): New function.
7050 * script-c.h (script_set_target): Declare.
7051 * options.cc (General_options::string_to_object_format): Rename
7052 from string_to_object_format in anonymous namespace. Change
7054 * options.h (class General_options): Declare
7055 string_to_object_format.
7057 2009-06-22 Ian Lance Taylor <iant@google.com>
7059 * script-sections.cc (Script_sections::create_segments): Don't put
7060 program headers in a PT_LOAD segment if -n or -N.
7062 2009-06-22 Ian Lance Taylor <iant@google.com>
7065 * options.h (class General_options): Add -z lazy and -z now. Sort
7066 -z options into alphabetical order.
7067 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7069 2009-06-21 Ian Lance Taylor <iant@google.com>
7071 * layout.cc (Layout::make_output_section): Call
7072 Target::new_output_section.
7073 (Layout::attach_allocated_section_to_segment): Put large section
7074 sections in a separate load segment with the large segment flag
7076 (Layout::segment_precedes): Sort large data segments after other
7078 (align_file_offset): New static function.
7079 (Layout::set_segment_offsets): Use align_file_offset.
7080 * output.h (class Output_section): Add is_small_section_ and
7081 is_large_section_ fields.
7082 (Output_section::is_small_section): New function.
7083 (Output_section::set_is_small_section): New function.
7084 (Output_section::is_large_section): New function.
7085 (Output_section::set_is_large_section): New function.
7086 (Output_section::is_large_data_section): New function.
7087 (class Output_segment): Add is_large_data_segment_ field.
7088 (Output_segment::is_large_data_segment): New function.
7089 (Output_segment::set_is_large_data_segment): New function.
7090 * output.cc (Output_section::Output_section): Initialize new
7092 (Output_segment::Output_segment): Likewise.
7093 (Output_segment::add_output_section): Add assertion that large
7094 data sections always go in large data segments. Force small data
7095 sections to the end of the list of data sections. Force small BSS
7096 sections to the start of the list of BSS sections. For large BSS
7097 sections to the end of the list of BSS sections.
7098 * symtab.h (class Symbol): Declare is_common_shndx.
7099 (Symbol::is_defined): Check Symbol::is_common_shndx.
7100 (Symbol::is_common): Likewise.
7101 (class Symbol_table): Define enum Commons_section_type. Update
7102 declarations. Add small_commons_ and large_commons_ fields.
7103 * symtab.cc (Symbol::is_common_shndx): New function.
7104 (Symbol_table::Symbol_table): Initialize new fields.
7105 (Symbol_table::add_from_object): Put small and large common
7106 symbols in the right list.
7107 (Symbol_table::sized_finalized_symbol): Check
7108 Symbol::is_common_shndx.
7109 (Symbol_table::sized_write_globals): Likewise.
7110 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7111 common symbol lists. Don't call do_allocate_commons_list if the
7113 (Symbol_table::do_allocate_commons_list): Remove is_tls
7114 parameter. Add comons_section_type parameter. Change all
7115 callers. Handle small and large common symbols.
7116 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7117 Symbol::is_common_shndx.
7118 * resolve.cc (symbol_to_bits): Likewise.
7119 * target.h (Target::small_common_shndx): New function.
7120 (Target::small_common_section_flags): New function.
7121 (Target::large_common_shndx): New function.
7122 (Target::large_common_section_flags): New function.
7123 (Target::new_output_section): New function.
7124 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7125 small_common_section_flags, and large_common_section_flags
7127 (Target::do_new_output_section): New virtual function.
7128 * arm.cc (Target_arm::arm_info): Initialize new fields.
7129 * i386.cc (Target_i386::i386_info): Likewise.
7130 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7132 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7133 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7134 (Target_x86_64::do_new_output_section): New function.
7135 * configure.ac: Define conditional MCMODEL_MEDIUM.
7136 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7137 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7138 (large_LDFLAGS): Define.
7139 * testsuite/large.c: New file.
7140 * testsuite/testfile.cc (Target_test::test_target_info):
7141 Initialize new fields.
7142 * configure, testsuite/Makefile.in: Rebuild.
7144 2009-06-05 Doug Kwan <dougkwan@google.com>
7146 * Makefile.am (CCFILES): Add target.cc.
7147 * Makefile.in: Regenerate.
7148 * i386.cc (class Target_i386): Define new virtual method to
7149 override do_is_local_label_name in parent.
7150 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7151 local symbols if --discard-locals or -X is given.
7152 * options.h (class General_options): Declare new options
7153 '--discard-locals' and '-X' for discarding locals.
7154 * target.h (class Target): Define new methods is_local_label_name.
7155 Declare new virtual method do_is_local_label_name.
7156 * target.cc: New file.
7157 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7158 (check_SCRIPTS): Add discard_locals_test.sh.
7159 (check_DATA): Add discard_local_tests.syms.
7160 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7161 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7162 * testsuite/Makefile.in: Regenerate.
7163 * testsuite/discard_locals_test.c: New file.
7164 * testsuite/discard_locals_test.sh: Same.
7166 2009-06-05 Doug Kwan <dougkwan@google.com>
7168 * object.cc (Sized_relobj::Sized_relobj): Initialize
7169 discarded_eh_frame_shndx_ to -1U.
7170 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7172 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7173 a discarded .eh_frame section.
7174 (Sized_relobj::do_finalize_local_symbols): Ditto.
7175 * object.h (class Sized_relobj): Declare new member
7176 discarded_eh_frame_shndx_.
7177 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7178 (local_labels_test.o, local_labels_test): New rules.
7179 * testsuite/Makefile.in: Regenerate.
7181 2009-06-04 Doug Kwan <dougkwan@google.com>
7183 * layout.cc (Layout::section_name_mapping): Add mapping for
7184 special ARM sections.
7186 2009-06-03 Doug Kwan <dougkwan@google.com>
7188 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7189 (utils::has_overflow): Same.
7191 2009-06-03 Ian Lance Taylor <iant@google.com>
7193 * layout.cc (Layout::section_name_mapping): New array, replacing
7194 Layout::linkonce_mapping.
7195 (Layout::section_name_mapping_count): New variable, replacing
7196 Layout::linkonce_mapping_count.
7197 (Layout::linkonce_output_name): Remove.
7198 (Layout::output_section_name): Rewrite.
7199 * layout.h (class Layout): Rename Linkonce_mapping to
7200 Section_name_mapping, linkonce_mapping to section_name_mapping,
7201 linkonce_mapping_count to section_name_mapping_count. Don't
7202 declare linkonce_output_name.
7204 2009-06-03 Doug Kwan <dougkwan@google.com>
7206 * gold/arm.cc (namespace utils): New.
7207 (Target_arm::reloc_is_non_pic): Define new method.
7208 (class Arm_relocate_functions): New.
7209 (Target_arm::Relocate::relocate): Handle relocation types used by
7212 2009-06-03 Ian Lance Taylor <iant@google.com>
7214 * arm.cc (Target_arm::scan::global): Use || instead of |.
7216 2009-06-02 Doug Kwan <dougkwan@google.com>
7218 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7219 issued_non_pic_error_.
7220 (class Target_arm::Scan): Declare new method check_non_pic.
7221 Define new method symbol_needs_plt_entry.
7222 Declare new data member issued_non_pic_error_.
7223 (class Target_arm::Relocate): Declare new method
7224 should_apply_static_reloc.
7225 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7226 (Target_arm::Scan::check_non_pic): Define new method.
7227 (Target_arm::Scan::local): Handle a small subset of reloc types used
7229 (Target_arm::Scan::local): Same.
7230 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7232 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7234 * incremental.cc (Incremental_inputs::report_command_line): Filter
7235 out --incremental-* options.
7237 2009-05-29 Doug Kwan <dougkwan@google.com>
7239 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7241 (class Target_arm): Update comment.
7242 (Target_arm::Target_arm): Initialize new data members GOT_,
7243 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7244 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7245 and Target_arm::rel_dyn_section.
7246 Declare new_enum Target_arm::Got_type.
7247 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7249 Update commments for member do_dynsym_value.
7250 (Target_arm::got_size, Target_arm::plt_section,
7251 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7252 new methods inside class defintion.
7253 (Target_arm::got_section): Define new method.
7254 (Target_arm::rel_dyn_section): Same.
7255 (Output_data_plt_arm): New template class.
7256 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7257 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7258 (Output_data_plt_arm::add_entry): Same.
7259 (Output_data_plt_arm::first_plt_entry): Define new
7260 static data member for PLT instruction template.
7261 (Output_data_plt_arm::plt_entry): Same.
7262 (Output_data_plt_arm::do_write): Define new method.
7263 (Target_arm::make_plt_entry): Same.
7264 (Target_arm::do_finalize_sections): Same.
7265 (Target_arm::do_dynsym_value): Same.
7267 2009-05-28 Doug Kwan <dougkwan@google.com>
7269 * Makefile.am (TARGETSOURCES): Add arm.cc.
7270 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7271 * Makefile.in: Regenerate.
7273 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7275 2009-05-26 Doug Kwan <dougkwan@google.com>
7277 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7278 (General_options::check_excluded_libs): Strip off directories in
7279 archive name before matching like GNU ld does.
7280 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7281 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7282 (exclude_libs_test_LDFLAGS): Add linker option
7283 -Wl,--exclude-libs,libexclude_libs_test_3
7284 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7285 an explicit archive without using -l.
7286 (alt/libexclude_libs_test_3.a): New make rule.
7287 * testsuite/Makefile.in: Regenerate.
7288 * testsuite/exclude_libs_test.c : Declare lib3_default().
7290 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7291 * exclude_libs_test_3.c: New file.
7293 2009-05-26 Nick Clifton <nickc@redhat.com>
7295 * po/id.po: New Indonesian translation.
7296 * po/gold.pot: Updated template file.
7298 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7300 * testsuite/Makefile.am: Add -ffunction-sections to compile
7301 gc_comdat_test files. Add -Wl,--gc-sections to build
7303 * testsuite/Makefile.in: Regenerate.
7304 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7306 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7308 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7309 kept comdat section was garbage collected.
7310 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7311 * testsuite/Makefile.in: Regenerate.
7312 * testsuite/gc_comdat_test.sh: New file.
7313 * testsuite/gc_comdat_test_1.cc: New file.
7314 * testsuite/gc_comdat_test_2.cc: New file.
7316 2009-05-19 Doug Kwan <dougkwan@google.com>
7318 * archive.cc (Archive::Archive): Move constructor from archive.h
7319 to here. Initialize no_export_.
7320 (Archive::get_elf_object_for_member): Set no_export flag of object.
7321 * archive.h (Archive::Archive): Move constructor body to
7323 (Archive::no_export): New method.
7324 (Archive::no_export_): New field.
7325 * object.h (Object::Object): Initialize no_export_ to false.
7326 (Object::no_export, Object::set_no_export): New methods.
7327 (Object::no_export_): New field.
7328 * options.cc (General_options::parse_exclude_libs): New method.
7329 (General_options::check_excluded_libs) Same.
7330 * options.h (exclude_libs): New option.
7331 (General_options::check_excluded_libs): New method declaration.
7332 (General_options::excluded_libs_): New field.
7333 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7334 default or protected visibility if an object has no-export flag set.
7335 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7336 (check_SCRIPTS): Add exclude_libs_test.sh.
7337 (check_DATA): Add exclude_libs_test.syms.
7338 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7339 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7340 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7341 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7342 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7343 libexclude_libs_test_2.a): New rules.
7344 * testsuite/Makefile.in: Regenerate.
7345 * testsuite/exclude_libs_test.c: New file.
7346 * testsuite/exclude_libs_test.sh: Ditto.
7347 * testsuite/exclude_libs_test_1.c: Ditto.
7348 * testsuite/exclude_libs_test_2.c: Ditto.
7350 2009-05-15 Ian Lance Taylor <iant@google.com>
7352 * configure.ac: Check for declarations for cases where libiberty.h
7353 checks HAVE_DECL_xxx.
7354 * configure, config.in: Rebuild.
7356 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7358 * gold.h (Incremental_argument_list): Remove (invalid) forward
7360 * incremental.cc (Incremental_inputs::report_achive): New method.
7361 (Incremental_inputs::report_object): New method.
7362 (Incremental_inputs::report_script): New method.
7363 (Incremental_inputs::finalize_inputs): New method.
7364 (Incremental_inputs::finalize): Call finalize_inputs().
7365 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7366 Create inputs entries.
7367 * incremental.h (Incremental_input_type): New enum.
7368 (Incremental_inputs::Incremental_input): Initialize new fields.
7369 (Incremental_inputs::report_inputs): New method.
7370 (Incremental_inputs::report_achive): New method.
7371 (Incremental_inputs::report_object): New method.
7372 (Incremental_inputs::report_script): New method.
7373 (Incremental_inputs::finalize_inputs): New method.
7374 (Incremental_inputs::Input_info): New struct.
7375 (Incremental_inputs::Input_info_map): New typedef.
7376 (Incremental_inputs::lock_): New field.
7377 (Incremental_inputs::Inputs_): New field.
7378 (Incremental_inputs::Inputs_map): New field.
7379 * main.cc (main): Call Incremental_input::report_inputs.
7380 * options.h (Input_argument_list): Typedef moved from
7382 (Input_file_group::Files): Remove, use ::Input_argument_list.
7383 (Input_file_group::Input_argument_list): Remove, use
7384 ::Input_argument_list.
7385 * plugin.cc (Plugin_manager::add_input_file): Add error in
7387 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7389 * script.cc (read_input_script): Call
7390 Incremental_input::report_script.
7391 * script.h (Script_info): New class.
7393 2009-04-27 Ian Lance Taylor <iant@google.com>
7395 * x86_64.cc (do_adjust_output_section): Set entsize to
7398 2009-04-23 Elliott Hughes <enh@google.com>
7400 * output.cc (Output_file::close): After short writes, continue
7401 writing from the correct offset in the buffer being written.
7403 2009-04-23 Chris Demetriou <cgd@google.com>
7405 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7406 * configure: Regenerate.
7407 * config.in: Regenerate.
7408 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7409 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7411 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7413 * incremental.cc (Incremental_inputs_header_data): Renamed from
7414 Incremental_input_header_data.
7415 (Incremental_inputs_header_data::data_size): New field.
7416 (Incremental_inputs_header_data::put_input_file_count): Renamed
7417 from input_file_count.
7418 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7419 from command_line_offset.
7420 (Incremental_inputs_header_data::put_reserved): Renamed from
7422 (Incremental_inputs_entry_data): Renamed from
7423 Incremental_input_entry_data.
7424 (Incremental_inputs_entry_data::data_size): New field.
7425 (Incremental_inputs::report_command_line): New method.
7426 (Incremental_inputs::finalize): New method.
7427 (Incremental_inputs::create_incremental_inputs_data): New method.
7428 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7429 * incremental.h: New file.
7430 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7431 (Layout::finalize): Create incremental inputs section in
7433 (Layout::create_incremental_info_sections): New method.
7434 * layout.h (Layout::incremental_inputs): New method.
7435 (Layout::create_incremental_info_sections): New method.
7436 (Layout::incremental_inputs_): New field.
7437 * main.cc (main): Notify Incremental_input of the command line.
7439 2009-04-01 Ian Lance Taylor <iant@google.com>
7440 Mikolaj Zalewski <mikolajz@google.com>
7442 * gold.h (reserve_unordered_map): Define, three versions, one for
7443 each version of Unordered_map.
7444 * layout.cc (Layout::Layout): Remove options parameter. Add
7445 number_of_input_files parameter. Don't initialize options_.
7446 Initialize number_of_input_files_ and resized_signatures_. Move
7447 sections_are_attached_.
7448 (Layout::layout_group): Reserve space for group_signatures_.
7449 (Layout::find_or_add_kept_section): Change name parameter to be a
7450 reference. Resize signatures_ map when it gets large enough.
7451 (Layout::layout_eh_frame): Use parameters->options() instead of
7453 (Layout::make_output_section): Likewise.
7454 (Layout::attach_allocated_section_to_segment): Likewise.
7455 (Layout::finalize, Layout::create_executable_stack): Likewise.
7456 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7457 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7458 * layout.h (class Layout): Update declarations. Remove options_
7459 field. Add number_of_input_files_ and resized_signatures_
7460 fields. Move sections_are_attached_ field.
7461 * main.cc (main): Pass number of input files to Layout
7462 constructor. Don't pass options.
7464 2009-03-30 Ian Lance Taylor <iant@google.com>
7466 * ffsll.c (ffsll): Correct implementation.
7468 2009-03-27 Ian Lance Taylor <iant@google.com>
7470 * ffsll.c: New file.
7471 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7472 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7473 * ftruncate.c (ftruncate): Declare before definition.
7474 * mremap.c (mremap): Likewise.
7475 * pread.c (pread): Likewise.
7476 * configure, Makefile.in, config.in: Rebuild.
7478 * mremap.c: New file.
7479 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7480 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7481 (mremap): Declare if HAVE_MREMAP is not defined.
7482 * configure, Makefile.in, config.in: Rebuild.
7484 2009-03-27 Cary Coutant <ccoutant@google.com>
7486 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7487 position independent.
7488 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7489 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7491 2009-03-24 Cary Coutant <ccoutant@google.com>
7493 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7495 (needs_dynamic_reloc): Likewise.
7497 2009-03-24 Ian Lance Taylor <iant@google.com>
7499 * yyscript.y (file_cmd): Recognize EXTERN.
7500 (extern_name_list, extern_name_list_body): New nonterminals.
7501 * script.cc (script_add_extern): Define.
7502 * script-c.h (script_add_extern): Declare.
7504 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7506 * object.cc (is_elf_object): Define.
7507 * object.h (is_elf_object): Declare.
7508 * archive.cc (Archive::get_elf_object_for_member): Call
7510 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7512 2009-03-24 Elliott Hughes <enh@google.com>
7514 * output.cc (Output_file::map_anonymous): Define.
7515 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7516 try an anonymous one. Report the size if the mmap fails.
7517 * output.h (class Output_file): Declare map_anonymous.
7519 2009-03-24 Ian Lance Taylor <iant@google.com>
7521 * target-select.cc (instantiate_target): Don't acquire the lock if
7522 the instantiated_target_ field has already been set.
7524 2009-03-23 Ian Lance Taylor <iant@google.com>
7526 * gold-threads.h (class Initialize_lock): Define.
7527 * gold-threads.cc (class Initialize_lock_once): Define.
7528 (initialize_lock_control): New static variable.
7529 (initialize_lock_pointer): New static variable.
7530 (initialize_lock_once): New static function.
7531 (Initialize_lock::Initialize_lock): Define.
7532 (Initialize_lock::initialize): Define.
7533 * target-select.h: Include "gold-threads.h".
7534 (class Target_selector): Add lock_ and initialize_lock_ fields.
7535 Don't define instantiate_target, just declare it.
7536 * target-select.cc (Target_selector::Target_selector): Initialize
7538 (Target_selector::instantiate_target): Define.
7539 * descriptors.h: Include "gold-threads.h".
7540 (class Descriptors): Add initialize_lock_ field.
7541 * descriptors.cc (Descriptors::Descriptors): Initialize new
7543 (Descriptors::open): Use initialize_lock_ field
7544 * errors.h (class Errors): Add initialize_lock_ field.
7545 * errors.cc (Errors::Errors): Initialize new field.
7546 (Errors::initialize_lock): Use initialize_lock_ field.
7547 * powerpc.cc (class Target_selector_powerpc): Remove
7548 instantiated_target_ field. In do_recognize call
7549 instantiate_target rather than do_instantiate_target. In
7550 do_instantiate_target just allocate a new target.
7551 * sparc.cc (class Target_selector_sparc): Likewise.
7553 * freebsd.h: New file.
7554 * i386.cc: Include "freebsd.h".
7555 (Target_i386): Derive from Target_freebsd rather than
7557 (Target_selector_i386): Derive from Target_selector_freebsd rather
7558 than Target_selector.
7559 * x86_64.cc: Include "freebsd.h".
7560 (Target_x86_64): Derive from Target_freebsd rather than
7562 (Target_selector_x86_64): Derive from Target_selector_freebsd
7563 rather than Target_selector.
7564 * target.h (class Target): Add adjust_elf_header and
7565 do_adjust_elf_header.
7566 * output.cc (Output_file_header:: do_sized_write): Call target
7567 adjust_elf_header routine.
7568 * configure.tgt: Set targ_osabi.
7569 * configure.ac: Define GOLD_DEFAULT_OSABI.
7570 * parameters.cc (Parameters::default_target): Pass
7571 GOLD_DEFAULT_OSABI to select_target.
7572 * target-select.h (class Target_selector): Make instantiate_target
7573 protected rather than private.
7574 * Makefile.am (HFILES): Add freebsd.h.
7575 * configure, Makefile.in, config.in: Rebuild.
7577 * merge.cc (do_add_input_section): Correct pend value. Change
7578 message about last entry not being null terminated from error to
7581 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7583 * incremental.cc: New file.
7584 * Makefile.am (CCFILES): Add incremental.cc.
7585 * Makefile.in: Rebuild.
7587 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7589 * layout.cc (Layout::output_section_name): Preserve names
7590 of '.note.' sections.
7592 2009-03-19 Ian Lance Taylor <iant@google.com>
7594 * descriptors.cc (Descriptors::open): Check that the options are
7595 valid before using them.
7597 2009-03-18 Ian Lance Taylor <iant@google.com>
7599 * script-sections.h: Include <list>.
7600 (class Script_sections): Change Sections_elements from std::vector
7601 to std::list. Typedef public Elements_iterator. Add
7602 orphan_section_placement_, data_segment_align_start_, and
7603 saw_data_segment_align_ fields. Remove data_segment_align_index_
7605 * script-sections.cc (class Orphan_section_placement): New class.
7606 (class Sections_element): Add virtual functions is_relro and
7607 orphan_section_init. Remove virtual function place_orphan_here.
7608 (class Output_section_definition): Add is_relro and
7609 orphan_section_init. Remove place_orphan_here.
7610 (class Orphan_output_section): Likewise.
7611 (Script_sections::Script_sections): Update for field changes.
7612 (Script_sections::data_segment_align): Set saw_data_segment_align_
7613 and data_segment_align_start_, not data_segment_align_index.
7614 (Script_sections::data_segment_relro_end): Check
7615 saw_data_segment_align_. Use data_segment_align_start_ rather
7616 than data_segment_align_index_.
7617 (Script_sections::place_orphan): Rewrite to use
7618 Orphan_section_placement.
7620 2009-03-17 Ian Lance Taylor <iant@google.com>
7622 * archive.cc (Archive::add_symbols): Check for a version attached
7623 to the symbol name in the archive map.
7624 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7625 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7626 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7627 (ver_test_11.a): New target.
7628 * testsuite/Makefile.in: Rebuild.
7630 * configure.ac: Check for chsize and posix_fallocate. Replace
7632 * ftruncate.c: New file, from gnulib.
7633 * output.cc (posix_fallocate): Define dummy version if not
7634 HAVE_POSIX_FALLOCATE.
7635 (Output_file::map): Call posix_fallocate rather than lseek and
7637 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7638 * configure, Makefile.in, config.in: Rebuild.
7640 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
7642 * layout.h (Layout::create_note): Add section_name parameter.
7643 * layout.cc (Layout::create_note): Likewise.
7644 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7646 2009-03-17 Ian Lance Taylor <iant@google.com>
7648 * descriptors.cc: Include "options.h".
7649 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7650 (Descriptors::open): Always use O_CLOEXEC when opening a new
7651 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7652 then set FD_CLOEXEC.
7654 * sparc.cc (class Target_sparc): Add has_got_section.
7655 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7656 make sure we have a GOT section.
7658 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7659 (Target_sparc::Scan::local): Likewise.
7660 (Target_sparc::Scan::global): Likewise.
7661 (Target_sparc::Relocate::relocate): Likewise.
7662 (Target_sparc::Relocate::relocate_tls): Likewise.
7664 * symtab.cc (Symbol_table::define_default_version): New function,
7665 broken out of add_from_object.
7666 (Symbol_table::add_from_object): Call define_default_version.
7667 (Symbol_table::define_special_symbol): Add resolve_oldsym
7668 parameter. Change all callers. If the version for a symbol comes
7669 from a version script, resolve it with the symbol with the same
7670 name with no version. Also add the symbol without a version if
7672 (do_define_in_output_data): If resolving with oldsym, don't delete
7674 (do_define_in_output_segment): Likewise.
7675 (do_define_as_constant): Likewise.
7676 * symtab.h (class Symbol_table): Update declarations.
7678 2009-03-13 Ian Lance Taylor <iant@google.com>
7680 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7681 (Read_symbols::requeue): New function.
7682 (Read_symbols::do_read_symbols): If make_elf_object fails because
7683 the target type is not configured, and the file was searched for,
7684 issue a warning and retry with the next directory.
7685 (Add_symbols::run): If the file has an incompatible format, and
7686 it was searched for, requeue the Read_symbols task. On error,
7688 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7689 dirindex parameter to constructor. Change all callers. Declare
7690 incompatible_warning and requeue.
7691 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7692 input_argument_ and input_group_ fields. Add them to
7693 constructor. Change all callers.
7694 (class Read_script): Add dirindex_ field. Add it to constructor.
7696 * archive.cc (Archive::setup): Remove input_objects parameter.
7698 (Archive::get_file_and_offset): Likewise.
7699 (Archive::read_all_symbols): Likewise.
7700 (Archive::read_symbols): Likewise.
7701 (Archive::get_elf_object_for_member): Remove input_objects
7702 parameter. Add punconfigured parameter. Change all callers.
7703 (Archive::add_symbols): Change return type to bool. Check return
7704 value of include_member.
7705 (Archive::include_all_members): Likewise.
7706 (Archive::include_member): Change return type to bool. Return
7707 false if first included object has incompatible target. Set
7708 included_member_ field.
7709 (Add_archive_symbols::run): If add_symbols returns false, requeue
7711 * archive.h (class Archive): Add included_member_ field.
7712 Initialize it in constructor. Add input_file and searched_for
7713 methods. Update declarations.
7714 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7715 input_argument_ fields. Add them to constructor. Change all
7717 * script.cc: Include "target-select.h".
7718 (class Parser_closure): Add skip_on_incompatible_target_ and
7719 found_incompatible_target_ fields. Add
7720 skip_on_incompatible_target parameter to constructor. Change all
7721 callers. Add methods skip_on_incompatible_target,
7722 clear_skip_on_incompatible_target, found_incompatible_target, and
7723 set_found_incompatible_target.
7724 (read_input_script): Add dirindex parameter. Change all callers.
7725 If parser finds an incompatible target, requeue Read_symbols
7727 (script_set_symbol): Clear skip_on_incompatible_target in
7729 (script_add_assertion, script_parse_option): Likewise.
7730 (script_start_sections, script_add_phdr): Likewise.
7731 (script_check_output_format): New function.
7732 * script.h (read_input_script): Update declaration.
7733 * script-c.h (script_check_output_format): Declare.
7734 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7735 (ignore_cmd): Remove OUTPUT_FORMAT.
7736 * fileread.cc (Input_file::Input_file): Add explicit this.
7737 (Input_file::will_search_for): New function.
7738 (Input_file::open): Add pindex parameter. Change all callers.
7739 * fileread.h (class Input_file): Add input_file_argument method.
7740 Declare will_search_for. Update declarations.
7741 * object.cc (make_elf_object): Add punconfigured parameter.
7743 * object.h (class Object): Make input_file public. Add
7744 searched_for method.
7745 (make_elf_object): Update declaration.
7746 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7748 * dirsearch.h (class Dirsearch): Update declaration.
7749 * options.h (class General_options): Add --warn-search-mismatch.
7750 * parameters.cc (Parameters::is_compatible_target): New function.
7751 * parameters.h (class Parameters): Declare is_compatible_target.
7752 * workqueue.cc (Workqueue::add_blocker): New function.
7753 * workqueue.h (class Workqueue): Declare add_blocker.
7755 * fileread.cc (Input_file::open): Remove options parameter.
7757 (Input_file::open_binary): Likewise.
7758 * script.cc (read_input_script): Likewise.
7759 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7760 options parameter from constructor. Change all callers.
7761 (class Read_script): Likewise.
7762 * fileread.h (class Input_file): Update declarations.
7763 * script.h (read_input_script): Update declaration.
7765 2009-03-10 Nick Clifton <nickc@redhat.com>
7767 * po/es.po: New Spanish translation.
7769 2009-03-06 Cary Coutant <ccoutant@google.com>
7771 * options.cc (parse_short_option): Keep dash_z from registering itself.
7773 2009-03-03 Ian Lance Taylor <iant@google.com>
7776 * target-reloc.h (relocate_section): Pass output_section to
7778 * i386.cc (Target_i386::should_apply_static_reloc): Add
7779 output_section parameter. Change all callers.
7780 (Target_i386::Relocate::relocate): Add output_section parameter.
7781 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7782 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7783 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7784 * testsuite/two_file_shared.sh: New script.
7785 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7786 (check_DATA): Add two_file_shared.dbg.
7787 (two_file_shared.dbg): New target.
7788 * testsuite/Makefile.in: Rebuild.
7790 2009-03-01 Ian Lance Taylor <iant@google.com>
7792 * configure.ac: Check for byteswap.h.
7793 * configure: Rebuild.
7794 * config.in: Rebuild.
7796 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7798 * layout.cc (Layout::find_or_add_kept_section): New function.
7799 (Layout::add_comdat): Removed.
7800 * layout.h (struct Kept_section): Move out of class Layout.
7801 Remove trailing underscores from field names. Add group_sections
7802 field. Rename group_ field to is_group. Change all uses.
7803 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7804 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7805 comdat_groups_ field.
7806 (Sized_relobj::include_section_group): Use
7807 find_or_add_kept_section and Kept_section::group_sections.
7808 (Sized_relobj::include_linkonce_section): Likewise.
7809 * object.cc (class Sized_relobj): Don't define Comdat_group or
7810 Comdat_group_table. Remove find_comdat_group and
7811 add_comdat_group. Remove comdat_groups_ field.
7812 * plugin.cc (include_comdat_group): Use
7813 Layout::find_or_add_kept_section.
7815 2009-02-28 Ian Lance Taylor <iant@google.com>
7817 * README: --gc-sections and map files are now supported. Document
7818 some build requirements.
7821 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7822 relocatable link set the value of the section symbol to zero.
7823 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7824 relocatable link don't include the section address in the local
7827 2009-02-27 Ian Lance Taylor <iant@google.com>
7830 * options.h (class Search_directory): Add is_system_directory.
7831 (class General_options): Declare is_in_system_directory.
7832 * options.cc (get_relative_sysroot): Make static.
7833 (get_default_sysroot): Make static.
7834 (General_optoins::is_in_system_directory): New function.
7835 * fileread.cc (Input_file::is_in_system_directory): New function.
7836 * fileread.h (class Input_file): Declare is_in_system_directory.
7837 * object.h (class Object): Add is_in_system_directory.
7838 (class Input_objects): Remove system_library_directory_ field.
7839 * object.cc (Input_objects::add_object): Don't set
7840 system_library_directory_.
7841 (input_objects::found_in_system_library_directory): Remove.
7842 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7843 parameter. Change all callers.
7844 (Symbol_table::sized_write_globals): Likewise.
7845 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7846 Call Object::is_in_system_directory.
7847 * symtab.h (class Symbol_table): Update declarations.
7850 * descriptors.h (Open_descriptor): Add is_on_stack field.
7851 * descriptors.cc (Descriptors::open): If the descriptor is on the
7852 top of the stack, remove it. Initialize is_on_stack field.
7853 (Descriptors::release): Only add pod to stack if it is not on the
7855 (Descriptors::close_some_descriptor): Clear stack_next and
7859 * output.cc (Output_section::find_starting_output_address): Rename
7860 from starting_output_address; add PADDR parameter; change return
7862 * output.h (class Output_section): Declare
7863 find_starting_output_address instead of starting_output_address.
7864 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7865 section symbol for which we can't find a merge section.
7868 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7869 hidden or internal, force the symbol to be local.
7870 * resolve.cc (Symbol::override_visibility): Define.
7871 (Symbol::override_base): Use override_visibility.
7872 (Symbol_table::resolve): Likewise.
7873 (Symbol::override_base_with_special): Likewise.
7874 (Symbol_table::override_with_special): If the visibility is hidden
7875 or internal, force the symbol to be local.
7876 * symtab.h (class Symbol): Add set_visibility and
7877 override_visibility.
7878 * testsuite/ver_test_1.sh: New file.
7879 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7880 (check_DATA): Add ver_test_1.syms.
7881 (ver_test_1.syms): New target.
7882 * testsuite/Makefile.in: Rebuild.
7884 2009-02-25 Cary Coutant <ccoutant@google.com>
7886 * layout.cc (Layout::choose_output_section): Don't rename sections
7887 when using a linker script that has a SECTIONS clause.
7888 * Makefile.in: Regenerate.
7890 * testsuite/Makefile.am (script_test_5.sh): New test case.
7891 * testsuite/Makefile.in: Regenerate.
7892 * testsuite/script_test_5.cc: New file.
7893 * testsuite/script_test_5.sh: New file.
7894 * testsuite/script_test_5.t: New file.
7896 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7898 * archive.cc (Archive::include_member): Update calls to add_symbols.
7899 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7900 the Layout argument.
7901 * dynobj.h (do_add_symbols): Add the Layout argument.
7902 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7904 * object.h (Object::add_symbols): Add the Layout argument.
7905 (Object::do_add_symbols): Add the Layout argument.
7906 (Sized_relobj::do_add_symbols): Add the Layout argument.
7907 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7908 Unify the two versions.
7909 (Add_plugin_symbols): Remove.
7910 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7911 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7912 (Add_plugin_symbols): Remove.
7913 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7914 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7915 (Add_symbols::run): Make it work with Pulginobj.
7917 2009-02-06 Ian Lance Taylor <iant@google.com>
7919 * object.cc (Sized_relobj::do_layout): Make info message start
7920 with lower case letter.
7922 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7924 * binary.cc: Fix file comment.
7926 * options.h (enum Incremental_disposition): Define.
7927 (class General_options): Add new options: --incremental,
7928 --incremental_changed, --incremental_unchanged,
7929 --incremental_unknown. Add incremental_disposition_ and
7930 implicit_incremental_ fields.
7931 (General_options::incremental_disposition): New function.
7932 (class Position_dependent_options): Add incremental_disposition
7934 (Position_dependent_options::copy_from_options): Set incremental
7936 * options.cc (General_options::parse_incremental_changed): New
7938 (General_options::parse_incremental_unchanged): New function.
7939 (General_options::parse_incremental_unknown): New function.
7940 (General_options::General_options): Initialize new fields
7941 incremental_disposition_ and implicit_incremental_.
7942 (General_options::finalize): Check for uasge of --incremental-*
7943 without --incremental.
7945 2009-02-06 Chris Demetriou <cgd@google.com>
7947 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7948 pointer and to report location as the file name associated with
7950 (gold_undefined_symbol_at_location): New function to replace the
7951 old gold_undefined_symbol functionality.
7952 * target-reloc.h (relocate_section): Update to use
7953 gold_undefined_symbol_at_location.
7954 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7955 Call gold_undefined_symbol function rather than gold_error.
7956 * errors.h (Errors::undefined_symbol): Take location as a
7957 string, rather than calculating it from a relocation.
7958 * errors.cc (Errors::fatal): Print "fatal error:" before the
7960 (Errors::error, Errors::error_at_location): Print "error: "
7961 before the formatted message.
7962 (Errors::undefined_symbol): Take location as a string, rather
7963 than calculating it from a relocation.
7964 (gold_undefined_symbol_at_location): New function akin to
7965 old gold_undefined_symbol, calculates location from relocation.
7966 (gold_undefined_symbol): Change to take only a Symbol pointer
7967 and to report location as the file name associated with the symbol.
7968 * testsuite/debug_msg.sh: Update for changed error messages.
7969 * testsuite/undef_symbol.sh: Likewise.
7971 2009-02-04 Duncan Sands <baldrick@free.fr>
7974 * reduced_debug_output.h
7975 (Output_reduced_debug_abbrev_section::failed): Use format for
7977 (Output_reduced_debug_info_section::faild): Likewise.
7979 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7981 * script.cc (Lazy_demangler): New class.
7982 (Version_script_info::get_symbol_version_helper): Demangle a
7985 2009-01-29 Cary Coutant <ccoutant@google.com>
7987 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7989 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7991 2009-01-28 Ian Lance Taylor <iant@google.com>
7993 * version.cc (version_string): Bump to 1.9.
7995 * gold.h: Include <cstring> and <stdint.h>.
7996 * version.cc: Include <cstdio>.
7997 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7999 * reduced_debug_output.cc (insert_into_vector): Rename from
8000 Insert_into_vector; change all callers. Use Swap_unaligned to
8001 avoid aliasing issue; remove union since it is unnecessary.
8003 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8005 * Makefile.am (CCFILES): Add gc.cc.
8007 * Makefile.in: Regenerate.
8008 * gold.cc (Gc_runner): New class.
8009 (queue_initial_tasks): Call garbage collection related tasks
8010 when corresponding options are invoked.
8011 (queue_middle_gc_tasks): New function.
8012 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8013 processed early before laying out sections during garbage collection.
8014 * gold.h (queue_middle_gc_tasks): New function.
8015 (is_prefix_of): Move from "layout.cc".
8016 * i386.cc (Target_i386::gc_process_relocs): New function.
8017 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8018 * main.cc (main): Create object of class "Garbage_collection".
8019 * object.cc (Relobj::copy_symbols_data): New function.
8020 (Relobj::is_section_name_included): New function.
8021 (Sized_relobj::do_layout): Allow this function to be called twice
8022 during garbage collection and defer layout of section during the
8024 * object.h (Relobj::get_symbols_data): New function.
8025 (Relobj::is_section_name_included): New function.
8026 (Relobj::copy_symbols_data): New function.
8027 (Relobj::set_symbols_data): New function.
8028 (Relobj::get_relocs_data): New function.
8029 (Relobj::set_relocs_data): New function.
8030 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8031 (Relobj::gc_process_relocs): New function.
8032 (Relobj::do_gc_process_relocs): New pure virtual function.
8033 (Relobj::sd_): New data member.
8034 (Sized_relobj::is_output_section_offset_invalid): New function.
8035 (Sized_relobj::do_gc_process_relocs): New function.
8036 * options.h (General_options::gc_sections): Modify to not be a no-op.
8037 (General_options::print_gc_sections): New option.
8038 * plugin.cc (Plugin_finish::run): Remove function call to
8039 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8040 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8041 * reloc.cc (Read_relocs::run): Add task to process relocs and
8042 determine unreferenced sections when doing garbage collection.
8043 (Gc_process_relocs): New class.
8044 (Sized_relobj::do_gc_process_relocs): New function.
8045 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8046 sections that are garbage collected.
8047 * reloc.h (Gc_process_relocs): New class.
8048 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8049 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8050 symbols whose corresponding sections are garbage collected.
8051 (Symbol_table::Symbol_table): Add new parameter for the garbage
8053 (Symbol_table::gc_mark_undef_symbols): New function.
8054 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8055 (Symbol_table::gc_mark_dyn_syms): New function.
8056 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8058 (Symbol_table::add_from_object): Likewise.
8059 (Symbol_table::add_from_relobj): When building shared objects, do not
8060 treat externally visible symbols as garbage.
8061 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8062 table information for static and relocatable links.
8063 * symtab.h (Symbol_table::set_gc): New function.
8064 (Symbol_table::gc): New function.
8065 (Symbol_table::gc_mark_undef_symbols): New function.
8066 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8067 (Symbol_table::gc_mark_dyn_syms): New function.
8068 (Symbol_table::gc_): New data member.
8069 * target.h (Sized_target::gc_process_relocs): New pure virtual
8071 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8072 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8074 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8076 * options.h (General_options::gc_sections): Define as a no-op for now.
8077 (General_options::no_keep_memory): Ditto.
8078 (General_options::Bshareable): Define.
8079 * options.cc (General_options::finalize): Honor -Bshareable.
8081 2009-01-20 Andreas Schwab <schwab@suse.de>
8083 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8084 read the value in the contents, since we don't use it. Use the
8085 template endianness when writing.
8086 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8088 2009-01-19 Andreas Schwab <schwab@suse.de>
8090 * configure.tgt (powerpc64-*): Fix targ_obj.
8092 2009-01-15 Ian Lance Taylor <iant@google.com>
8094 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8095 local symbols when stripping all symbols.
8097 2009-01-14 Cary Coutant <ccoutant@google.com>
8099 * output.cc (Output_reloc): Add explicit instantiations.
8101 2009-01-14 Cary Coutant <ccoutant@google.com>
8103 * archive.cc (Archive::get_elf_object_for_member): Remove call
8104 to File_read::claim_for_plugin.
8105 * descriptors.cc (Descriptors::open): Remove reference to
8107 (Descriptors::claim_for_plugin): Remove.
8108 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8109 (Descriptors::is_claimed): Remove.
8110 (claim_descriptor_for_plugin): Remove.
8111 * fileread.cc (File_read::claim_for_plugin): Remove.
8112 * fileread.h (File_read::claim_for_plugin): Remove.
8113 (File_read::descriptor): Reopen descriptor if necessary.
8114 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8115 (Plugin_manager::all_symbols_read): Add task parameter. Change
8117 (Plugin_manager::get_input_file): New function.
8118 (Plugin_manager::release_input_file): New function.
8119 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8120 corresponding data member.
8121 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8122 and pass to base constructor. Change all callers.
8123 (get_input_file, release_input_file): New functions.
8124 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8125 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8126 (Plugin_manager::all_symbols_read): Add task parameter.
8127 (Plugin_manager::get_input_file): New function.
8128 (Plugin_manager::release_input_file): New function.
8129 (Plugin_manager::task_): New data member.
8130 (Pluginobj::Pluginobj): Add filesize parameter.
8131 (Pluginobj::filename): New function.
8132 (Pluginobj::descriptor): New function.
8133 (Pluginobj::filesize): New function.
8134 (Pluginobj::filesize_): New data member.
8135 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8136 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8137 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8139 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8140 with archive libraries.
8141 * testsuite/Makefile.in: Regenerate.
8142 * testsuite/plugin_test.c (struct sym_info): New type.
8143 (get_input_file, release_input_file): New static variables.
8144 (onload): Capture new transfer vector entries.
8145 (claim_file_hook): Stop reading at end of file according to filesize.
8146 Factor out parsing of readelf output into separate function.
8147 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8148 APIs and get the source file name from the symbol table. Convert
8149 source file name to corresponding object file name. Print info
8150 message when adding new input files.
8151 (parse_readelf_line): New function.
8152 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8153 * testsuite/plugin_test_2.sh: Likewise.
8154 * testsuite/plugin_test_3.sh: Likewise.
8155 * testsuite/plugin_test_4.sh: New test case.
8157 2009-01-07 Ian Lance Taylor <iant@google.com>
8159 * version.cc (version_string): Bump to 1.8.
8161 2008-12-23 Cary Coutant <ccoutant@google.com>
8163 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8164 * plugin.cc (Plugin_manager::finish): Rename as
8165 layout_deferred_objects. Move cleanup to separate function.
8166 (Plugin_manager::cleanup): New function.
8167 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8169 * plugin.h (Plugin_manager::finish): Rename as
8170 layout_deferred_objects.
8171 (Plugin_manager::cleanup): New function.
8172 (Plugin_manager::cleanup_done): New field.
8174 2008-12-23 Cary Coutant <ccoutant@google.com>
8176 * plugin.cc (is_visible_from_outside): New function.
8177 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8178 so we don't return "IR only" status for exported symbols or -r links.
8180 * testsuite/Makefile.am (plugin_test_3): New test case.
8181 * testsuite/Makefile.in: Regenerate.
8182 * testsuite/plugin_test_3.sh: New file.
8184 2008-12-22 Cary Coutant <ccoutant@google.com>
8186 * object.cc (Sized_relobj::layout_section): New function.
8187 (Sized_relobj::do_layout): Defer layout of input sections until after
8188 plugin has provided replacement files.
8189 (Sized_relobj::do_layout_deferred_sections): New function.
8190 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8191 (Relobj::layout_deferred_sections): New function.
8192 (Relobj::do_layout_deferred_sections): New function.
8193 (Sized_relobj::do_layout_deferred_sections): New function.
8194 (Sized_relobj::layout_section): New function.
8195 (Sized_relobj::Deferred_layout): New structure.
8196 (Sized_relobj::deferred_layout_): New field.
8197 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8198 Change all callers. Layout deferred sections.
8199 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8201 (Plugin_hook::run): Move code from do_plugin_hook inline.
8202 (Plugin_hook::do_plugin_hook): Remove.
8203 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8204 (Plugin_manager::finish): Renamed, was cleanup.
8205 (Plugin_manager::should_defer_layout): New function.
8206 (Plugin_manager::add_deferred_layout_object): New function.
8207 (Plugin_manager::Deferred_layout_list): New type.
8208 (Plugin_manager::deferred_layout_objects_): New field.
8209 (Plugin_hook::do_plugin_hook): Remove.
8211 2008-12-17 Ian Lance Taylor <iant@google.com>
8213 * options.h (class General_options): Add --no case for
8216 2008-12-16 Cary Coutant <ccoutant@google.com>
8218 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8220 (Plugin_manager::claim_file): Create plugin object even if
8221 plugin did not call the add_symbols callback.
8222 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8223 asking for more symbols than were added.
8224 * testsuite/Makefile.am (plugin_test_1): Add test case with
8226 (empty.syms): New target.
8227 * testsuite/Makefile.in: Regenerate.
8228 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8229 message. Don't call add_symbols if no globals.
8230 (all_symbols_read_hook): Don't provide replacement for empty
8233 2008-12-12 Ian Lance Taylor <iant@google.com>
8235 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8236 r_type == 0 for a local symbol with r_sym == 0.
8237 (scan_relocatable_relocs): Pass r_sym to
8238 local_non_section_strategy.
8239 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8242 * configure.ac: Update test for TLS descriptors: they are
8243 supported as of glibc 2.9.
8244 * configure: Rebuild.
8246 2008-12-11 Ian Lance Taylor <iant@google.com>
8249 * target-reloc.h (Default_scan_relocatable_relocs): For each
8250 function, map r_type == 0 to RELOC_DISCARD.
8252 2008-12-10 Cary Coutant <ccoutant@google.com>
8254 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8255 object to override a kept COMDAT group from a plugin object.
8257 2008-12-09 Ian Lance Taylor <iant@google.com>
8260 * yyscript.y (file_cmd): Handle INPUT.
8262 * testsuite/initpri1.c: Change all declarations to be full
8263 prototypes by adding void, to avoid compiler warnings.
8265 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8267 * options.cc (General_options::parse_plugin_opt): New.
8268 (General_options::add_plugin): The argument now is just the filename.
8269 (General_options::add_plugin_option): New.
8270 * options.h (plugin_opt): New.
8271 (add_plugin): Change argument name.
8272 (add_plugin_option): New.
8273 * plugin.cc (Plugin::load): Don't parse the plugin option.
8274 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8275 (Plugin::add_option): New.
8276 (Plugin::args_): Change type.
8277 (Plugin::filename_): New.
8278 (Plugin_manager::add_plugin_option): New.
8279 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8280 * testsuite/Makefile.in: Regenerate.
8282 2008-12-05 Cary Coutant <ccoutant@google.com>
8284 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8285 Handle --strip-lto-sections option.
8286 * options.h (strip_lto_sections): New option.
8288 2008-12-01 Cary Coutant <ccoutant@google.com>
8290 * plugin.cc (ld_plugin_message): Change format parameter to const.
8291 Fix mismatch between new[] and delete.
8293 2008-11-14 Cary Coutant <ccoutant@google.com>
8295 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8298 2008-11-05 Craig Silverstein <csilvers@google.com>
8300 * options.cc (General_options::parse_dynamic_list): New function.
8301 * options.h (General_options): New flags dynamic_list,
8302 dynamic_list_data, dynamic_list_cpp_new, and
8303 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8304 (General_options::in_dynamic_list): New function.
8305 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8306 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8307 (Lex::can_continue_name): Likewise.
8309 (read_script_file): New parameter script_options.
8310 (read_dynamic_list): New function.
8311 (Script_options::define_dynamic_list): New function.
8312 (dynamic_list_keyword_parsecodes): New variable.
8313 (dynamic_list_keywords): New variable.
8314 * script.h (Script_options::define_dynamic_list): New function
8316 (read_dynamic_list): New function prototype.
8317 * symtab.cc (strprefix): New macro.
8318 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8319 dynamic_list_data, dynamic_list_cpp_new, and
8320 dynamic_list_cpp_typeinfo.
8321 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8322 (dynamic_list_expr): New rule.
8323 (dynamic_list_nodes): Likewise.
8324 (dynamic_list_node): Likewise.
8325 * testsuite/Makefile.am (dynamic_list): New test.
8326 * testsuite/Makefile.in: Regenerated.
8327 * testsuite/dynamic_list.t: New file.
8328 * testsuite/dynamic_list.sh: New file.
8330 2008-11-05 Craig Silverstein <csilvers@google.com>
8332 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8333 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8334 (t11_last): Likewise.
8335 * testsuite/ver_test_6.c (main): Likewise.
8337 2008-10-07 Cary Coutant <ccoutant@google.com>
8339 * options.c (General_options::finalize): Add check for -static and
8341 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8344 2008-10-02 Cary Coutant <ccoutant@google.com>
8346 * plugin.cc (make_sized_plugin_object): Fix conditional
8347 compilation to work when not all targets are enabled.
8349 2008-09-29 Cary Coutant <ccoutant@google.com>
8351 * archive.cc (Archive::get_file_and_offset): Use filename instead
8352 of name to get library path.
8353 (Archive::include_member): Unlock external member of a thin archive.
8355 * testsuite/Makefile.am (TEST_AR): New variable.
8356 (thin_archive_test_1): New test.
8357 (thin_archive_test_2): New test.
8358 * testsuite/Makefile.in: Regenerate.
8359 * testsuite/thin_archive_main.cc: New file.
8360 * testsuite/thin_archive_test_1.cc: New file.
8361 * testsuite/thin_archive_test_2.cc: New file.
8362 * testsuite/thin_archive_test_3.cc: New file.
8363 * testsuite/thin_archive_test_4.cc: New file.
8365 2008-09-29 Cary Coutant <ccoutant@google.com>
8367 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8368 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8370 (Sized_relobj::do_finalize_local_symbols): Likewise.
8371 (Sized_relobj::map_to_kept_section): Likewise.
8372 * object.h (Sized_relobj::invalid_address): New constant.
8373 (Sized_relobj::do_output_section_offset): Check for invalid_address
8375 * output.cc (Output_reloc::local_section_offset): Use constant
8376 invalid_address instead of -1U.
8377 (Output_reloc::get_address): Likewise.
8378 (Output_section::output_address): Change -1U to -1ULL.
8379 * output.h (Output_reloc::invalid_address): New constant.
8380 * reloc.cc (Sized_relobj::write_sections): Use constant
8381 invalid_address instead of -1U.
8382 (Sized_relobj::relocate_sections): Likewise.
8383 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8384 values for merge sections.
8385 * target-reloc.h (relocate_for_relocatable): Use constant
8386 invalid_address instead of -1U.
8388 2008-09-19 Cary Coutant <ccoutant@google.com>
8390 Add plugin functionality for link-time optimization (LTO).
8391 * configure.ac (plugins): Add --enable-plugins option.
8392 * configure: Regenerate.
8393 * config.in: Regenerate.
8394 * Makefile.am (LIBDL): New variable.
8395 (CCFILES): Add plugin.cc.
8396 (HFILES): Add plugin.h.
8397 (ldadd_var): Add LIBDL.
8398 * Makefile.in: Regenerate.
8400 * archive.cc: Include "plugin.h".
8401 (Archive::setup): Don't preread archive symbols when using a plugin.
8402 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8403 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8405 (Archive::include_member): Add symbols from plugin objects.
8406 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8407 * descriptors.cc (Descriptors::open): Check for file descriptors
8408 abandoned by plugins.
8409 (Descriptors::claim_for_plugin): New function.
8410 * descriptors.h (Descriptors::claim_for_plugin): New function.
8411 (Open_descriptor::is_claimed): New field.
8412 (claim_descriptor_for_plugin): New function.
8413 * fileread.cc (File_read::claim_for_plugin): New function.
8414 * fileread.h (File_read::claim_for_plugin): New function.
8415 (File_read::descriptor): New function.
8416 * gold.cc: Include "plugin.h".
8417 (queue_initial_tasks): Add task to call plugin hooks for generating
8419 * main.cc: Include "plugin.h".
8420 (main): Load plugin libraries.
8421 * object.h (Pluginobj): Declare.
8422 (Object::pluginobj): New function.
8423 (Object::do_pluginobj): New function.
8424 (Object::set_target): New function.
8425 * options.cc: Include "plugin.h".
8426 (General_options::parse_plugin): New function.
8427 (General_options::General_options): Initialize plugins_ field.
8428 (General_options::add_plugin): New function.
8429 * options.h (Plugin_manager): Declare.
8430 (General_options): Add --plugin option.
8431 (General_options::has_plugins): New function.
8432 (General_options::plugins): New function.
8433 (General_options::add_plugin): New function.
8434 (General_options::plugins_): New field.
8435 * plugin.cc: New file.
8436 * plugin.h: New file.
8437 * readsyms.cc: Include "plugin.h".
8438 (Read_symbols::do_read_symbols): Check for archive before checking
8439 for ELF file. Call plugin hooks to claim files.
8440 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8441 from a real object file; force override when processing replacement
8443 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8444 (Symbol::init_base_object): Likewise.
8445 (Symbol::init_base_output_data): Likewise.
8446 (Symbol::init_base_output_segment): Likewise.
8447 (Symbol::init_base_constant): Likewise.
8448 (Symbol::init_base_undefined): Likewise.
8449 (Symbol::output_section): Assert that object is not a plugin.
8450 (Symbol_table::add_from_pluginobj): New function.
8451 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8453 (Symbol_table::sized_write_globals): Likewise.
8454 (Symbol_table::add_from_pluginobj): Instantiate template.
8455 * symtab.h (Sized_pluginobj): Declare.
8456 (Symbol::in_real_elf): New function.
8457 (Symbol::set_in_real_elf): New function.
8458 (Symbol::in_real_elf_): New field.
8459 (Symbol_table::add_from_pluginobj): New function.
8461 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8462 (LIBDL): New variable.
8464 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8465 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8466 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8467 (MOSTLYCLEANFILES): Likewise.
8468 * testsuite/Makefile.in: Regenerate.
8469 * testsuite/plugin_test.c: New file.
8470 * testsuite/plugin_test_1.sh: New file.
8471 * testsuite/plugin_test_2.sh: New file.
8473 2008-09-16 Ian Lance Taylor <iant@google.com>
8475 * target-reloc.h (relocate_section): Check whether a symbol is
8476 defined by the ABI before reporting an undefined symbol error.
8477 * target.h (Target::is_defined_by_abi): Make parameter const.
8478 (Target::do_is_defined_by_abi): Likewise.
8479 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8480 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8481 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8482 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8483 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8484 * testsuite/Makefile.in: Rebuild.
8486 * fileread.cc (make_view): Add casts to avoid warning.
8488 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8490 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8491 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8493 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8495 * options.h (General_options::output_is_executable): New.
8496 (General_options::output_is_pie): New.
8497 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8498 for shared libraries.
8499 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8501 2008-09-11 Chris Demetriou <cgd@google.com>
8503 * options.h (origin): New -z option.
8504 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8505 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8508 2008-09-05 Cary Coutant <ccoutant@google.com>
8510 * fileread.cc (File_read::make_view): Add check for attempt to map
8513 2008-09-05 Cary Coutant <ccoutant@google.com>
8515 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8516 explicit instantiations.
8518 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8521 * options.cc (General_options::finalize): Allow undefined symbols
8522 in shlibs if linking -shared.
8525 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8526 symbols as not needing a dynsym entry.
8528 2008-08-20 Craig Silverstein <csilvers@google.com>
8530 * fileread.cc (File_read::open): Do not lock the file unless it
8531 was successfully opened.
8533 2008-08-14 Cary Coutant <ccoutant@google.com>
8535 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8536 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8537 * testsuite/tls_test.cc (struct int128): 128-bit struct
8538 for testing TLS relocs with non-zero addend.
8539 (v12): New TLS variable.
8541 (t_last): Add check for v12.
8542 * testsuite/tls_test.h (t12): New function.
8543 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8545 2008-08-13 Ian Lance Taylor <iant@google.com>
8547 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8548 set tls_segment_ or relro_segment_.
8549 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8551 * output.h (Output_section::clear_is_relro): New function.
8552 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8553 sections specially even when output_data_ is empty.
8554 (Output_segment::maximum_alignment): When first section is relro,
8555 only force alignment for PT_LOAD segments.
8556 * script.cc (script_data_segment_align): New function.
8557 (script_data_segment_relro_end): New function.
8558 * script-c.h (script_data_segment_align): Declare.
8559 (script_data_segment_relro_end): Declare.
8560 * script-sections.h (class Script_sections): Declare
8561 data_segment_align and data_segment_relro_end. Add fields
8562 segment_align_index_ and saw_relro_end_.
8563 * script-sections.cc (class Sections_element): Add set_is_relro
8564 virtual function. Add new bool* parameter to place_orphan_here.
8565 Add get_output_section virtual function.
8566 (class Output_section_definition): Add set_is_relro. Add new
8567 bool* parameter to place_orphan_here. Add get_output_section.
8568 Add is_relro_ field.
8569 (Output_section_definition::Output_section_definition): Initialize
8570 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8571 and is_relro_ fields.
8572 (Output_section_definition::place_orphan_here): Add is_relro
8574 (Output_section_definition::set_section_addresses): Set relro for
8576 (Output_section_definition::alternate_constraint): Likewise.
8577 (class Orphan_output_section): Add new bool* parameter to
8578 place_orphan_here. Add get_output_section.
8579 (Orphan_output_section::place_orphan_here): Add is_relro
8581 (Script_sections::Script_sections): Initialize
8582 data_segment_align_index_ and saw_relro_end_.
8583 (Script_sections::data_segment_align): New function.
8584 (Script_sections::data_segment_relro_end): New function.
8585 (Script_sections::place_orphan): Set or clear is_relro.
8586 (Script_sections::set_section_addresses): Force alignment of first
8588 * yyscript.y (exp): Call script_data_segment_align and
8589 script_data_segment_relro_end.
8590 * testsuite/relro_script_test.t: New file.
8591 * testsuite/relro_test.cc (using_script): Declare.
8592 (t1, t2): Test using_script.
8593 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8594 (relro_script_test_SOURCES): Define.
8595 (relro_script_test_DEPENDENCIES): Define.
8596 (relro_script_test_LDFLAGS): Define.
8597 (relro_script_test_LDADD): Define.
8598 (relro_script_test.so): New target.
8599 * testsuite/Makefile.in: Rebuild.
8601 2008-08-06 Cary Coutant <ccoutant@google.com>
8603 * archive.cc (Archive::total_archives, Archive::total_members)
8604 (Archive::total_members_loaded): New variables.
8605 (Archive::setup): Add parameter. Add option to preread
8607 (Archive::read_armap): Add counter.
8608 (Archive::get_file_and_offset): New function.
8609 (Archive::get_elf_object_for_member): New function.
8610 (Archive::read_all_symbols): New function.
8611 (Archive::read_symbols): New function.
8612 (Archive::add_symbols): Add counters.
8613 (Archive::include_all_members): Use armap to find members if it's
8615 (Archive::include_member): Skip reading symbols if already read.
8616 Factored code into Archive::get_file_and_offset and
8617 Archive::get_elf_object_for_member. Changed call to
8618 Mapfile::report_include_archive_member.
8619 (Archive::print_stats): New function.
8620 * archive.h: Declare Object and Read_symbols_data classes.
8621 (Archive::Archive): Add initializers for new members.
8622 (Archive::setup): Add parameter.
8623 (Archive::print_stats): New function.
8624 (Archive::total_archives, Archive::total_members)
8625 (Archive::total_members_loaded): New variables.
8626 (Archive::get_file_and_offset): New function.
8627 (Archive::get_elf_object_for_member): New function.
8628 (Archive::read_all_symbols): New function.
8629 (Archive::read_symbols): New function.
8630 (Archive::Archive_member): New class.
8631 (Archive::members_): New member.
8632 (Archive::num_members_): New member.
8633 * main.cc: Include archive.h.
8634 (main): Call Archive::print_stats.
8635 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8636 archive parameter; member_name is now the fully-decorated name.
8637 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8638 * options.h: (General_options): Add --preread-archive-symbols option.
8639 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8642 2008-08-04 Ian Lance Taylor <iant@google.com>
8644 * symtab.h (Symbol::use_plt_offset): New function.
8645 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8646 * powerpc.cc (Relocate::relocate): Likewise.
8647 * sparc.cc (Relocate::relocate): Likewise.
8648 * x86_64.cc (Relocate::relocate): Likewise.
8649 * testsuite/weak_plt.sh: New test.
8650 * testsuite/weak_plt_main.cc: New test.
8651 * testsuite/weak_plt_shared.cc: New test.
8652 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8653 (check_PROGRAMS): Add weak_plt.
8654 (check_DATA): Add weak_plt_shared.so.
8655 (weak_plt_main_pic.o, weak_plt): New targets.
8656 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8657 * testsuite/Makefile.in: Rebuild.
8659 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8661 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8662 * testsuite/Makefile.in: Rebuild.
8664 2008-08-04 Alan Modra <amodra@bigpond.net.au>
8666 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8667 * Makefile.in: Regenerate.
8668 * po/POTFILES.in: Regenerate.
8670 2008-07-29 Ian Lance Taylor <iant@google.com>
8672 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8673 symbols before other symbols.
8674 * testsuite/script_test_2.cc (test_addr): Declare.
8675 (test_addr_alias): Declare.
8676 (main): Check that test_addr and test_addr_alias have the right
8678 * testsuite/script_test_2.t: Define test_addr_alias and
8681 2008-07-24 Ian Lance Taylor <iant@google.com>
8684 * descriptors.cc: New file.
8685 * descriptors.h: New file.
8686 * gold-threads.h (class Hold_optional_lock): New class.
8687 * fileread.cc: Include "descriptors.h".
8688 (File_read::~File_read): Release descriptor rather than closing
8690 (File_read::open) [file]: Call open_descriptor rather than open.
8691 Set is_descriptor_opened_.
8692 (File_read::open) [memory]: Assert that descriptor is not open.
8693 (File_read::reopen_descriptor): New function.
8694 (File_read::release): Release descriptor.
8695 (File_read::do_read): Make non-const. Reopen descriptor.
8696 (File_read::read): Make non-const.
8697 (File_read::make_view): Reopen descriptor.
8698 (File_read::do_readv): Likewise.
8699 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8700 Update declarations.
8701 * layout.cc: Include "descriptors.h".
8702 (Layout::create_build_id): Use open_descriptor rather than open.
8703 * output.cc: Include "descriptors.h".
8704 (Output_file::open): Use open_descriptor rather than open.
8705 * archive.cc (Archive::const_iterator): Change Archive to be
8707 (Archive::begin, Archive::end): Make non-const.
8708 (Archive::count_members): Likewise.
8709 * archive.h (class Archive): Update declarations.
8710 * object.h (Object::read): Make non-const.
8711 * Makefile.am (CCFILES): Add descriptors.cc.
8712 (HFILES): Add descriptors.h.
8713 * Makefile.in: Rebuild.
8716 * gold.h: Always include <clocale>. Add Solaris workarounds
8717 following code in binutils/sysdep.h.
8720 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8721 this->eh_frame_hdr_ is NULL before using it.
8723 * dynobj.cc (Versions::Versions): Update comment.
8725 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8726 the base version name.
8728 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8729 array size plus one.
8730 (Stringpool_template::set_string_offsets): Subtract one from key
8731 before using it as an array index.
8732 (Stringpool_template::get_offset_with_length): Likewise.
8733 (Stringpool_template::write_to_buffer): Likewise.
8734 * stringpool.h (Stringpool_template::get_offset_from_key):
8737 2008-07-23 Ian Lance Taylor <iant@google.com>
8740 * object.h (Merged_symbol_value::value): Do our best to handle a
8744 * script.cc (Version_script_info::get_versions): Don't add empty
8745 version tag to return value.
8746 (Version_script_info::get_symbol_version_helper): Change return
8747 type to bool. Add pversion parameter. Change all callers.
8748 (script_register_vers_node): Don't require a non-NULL tag.
8749 * script.h (class Version_script_info): Update declarations.
8750 (Version_script_info::get_symbol_version): Change return type to
8751 bool. Add version parameter. Change all callers.
8752 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8753 handling. Handle an empty version from a version script.
8754 (Symbol_table::define_special_symbol): Likewise.
8755 * testsuite/ver_test_10.script: New file.
8756 * testsuite/ver_test_10.sh: New file.
8757 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8758 (check_DATA): Add ver_test_10.syms.
8759 (ver_test_10.syms, ver_test_10.so): New target.
8760 * testsuite/Makefile.in: Rebuild.
8762 2008-07-23 Simon Baldwin <simonb@google.com>
8764 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8765 to zero for undefined symbols from dynamic libraries.
8767 2008-07-23 Ian Lance Taylor <iant@google.com>
8769 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8771 * symtab.h (class Symbol_table): Update declaration.
8772 * testsuite/ver_test_9.cc: New file.
8773 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8774 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8775 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8776 (ver_test_9.so, ver_test_9.o): New targets.
8777 * testsuite/Makefile.in: Rebuild.
8779 2008-07-22 Ian Lance Taylor <iant@google.com>
8781 * options.h (class General_options): Define --check-sections.
8782 * layout.cc (Layout::set_segment_offsets): Handle
8785 * options.h (class General_options): Define -n/--nmagic and
8787 * options.cc (General_options::finalize): For -n/--nmagic or
8788 -N/--omagic, set -static.
8789 * layout.cc (Layout::attach_allocated_section_to_segment): If
8790 -N/--omagic, don't put read-only and read-write sections in
8792 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8793 finding a read-only segment.
8794 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8795 don't set the minimum segment alignment to the common page size,
8796 and don't set the file offset to the address modulo the page size.
8797 * script-sections.cc (Script_sections::create_segments): If
8798 -n/--omagic, don't put read-only and read-write sections in
8801 * cref.cc: New file.
8803 * options.h (class General_options): Add --print-symbol-counts.
8804 * main.cc (main): Issue defined symbol report if requested.
8805 * archive.cc (Archive::interpret_header): Make into a const member
8807 (Archive::add_symbols): Call Input_objects::archive_start and
8809 (Archive::const_iterator): Define new class.
8810 (Archive::begin, Archive::end): New functions.
8811 (Archive::include_all_members): Rewrite to use iterator.
8812 (Archive::count_members): New function.
8813 * archive.h (class Archive): Update declarations.
8814 (Archive::filename): New function.
8815 * object.cc: Include "cref.h".
8816 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8817 (Sized_relobj::do_get_global_symbol_counts): New function.
8818 (Input_objects::add_object): Add object to cross-referencer.
8819 (Input_objects::archive_start): New function.
8820 (Input_objects::archive_stop): New function.
8821 (Input_objects::print_symbol_counts): New function.
8822 * object.h: Declare Cref and Archive.
8823 (Object::get_global_symbol_counts): New function.
8824 (Object::do_get_global_symbol_counts): New pure virtual function.
8825 (class Sized_relobj): Add defined_count_ field. Update
8827 (class Input_objects): Add cref_ field. Update constructor.
8828 Update declarations.
8829 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8831 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8833 (Sized_dynobj::do_get_global_symbol_counts): New function.
8834 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8835 defined_count_. Update declarations. Define Symbols typedef.
8836 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8837 parameter. Change all callers.
8838 (Symbol_table::add_from_dynobj): Add sympointers and defined
8839 parameters. Change all callers.
8840 * symtab.h (class Symbol_table): Update declarations.
8841 * Makefile.am (CCFILES): Add cref.cc.
8842 (HFILES): Add cref.h.
8843 * Makefile.in: Rebuild.
8845 2008-07-22 Simon Baldwin <simonb@google.com>
8847 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8848 to zero when writing undefined symbols.
8850 2008-07-22 Ian Lance Taylor <iant@google.com>
8852 * output.cc (Output_section::add_input_section): Don't try to
8853 merge empty merge sections.
8855 2008-07-21 Craig Silverstein <csilvers@google.com>
8857 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8858 Include symbol version in error message.
8860 2008-07-20 Chris Demetriou <cgd@google.com>
8862 * configure.ac (gold_cv_c_random_seed): New configured variable.
8863 (RANDOM_SEED_CFLAGS): New substituted variable.
8864 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8865 * configure: Rebuild.
8866 * Makefile.in: Likewise.
8867 * testsuite/Makefile.in: Likewise.
8869 2008-07-18 Ian Lance Taylor <iant@google.com>
8871 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8872 where we see NAME/NULL and NAME/VERSION as separate symbols.
8873 * testsuite/ver_test_main.cc (main): Call t4.
8874 (t4, t4_2a): Define.
8875 * testsuite/ver_test_2.cc (t4_2): Define.
8876 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8877 * testsuite/ver_test_4.cc (t4_2a): Define.
8878 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8879 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8881 2008-07-17 Ian Lance Taylor <iant@google.com>
8883 * dynobj.cc (Versions::add_def): If we give an error about a
8884 missing version, go ahead and create the version anyhow.
8886 2008-07-10 Ian Lance Taylor <iant@google.com>
8888 Handle output sections with more than 0x7fffffff bytes.
8889 * object.h (class Relobj): Change map_to_output_ to
8890 output_sections_, and just keep a section pointer. Change all
8891 uses. Move comdat group support to Sized_relobj.
8892 (Relobj::is_section_specially_mapped): Remove.
8893 (Relobj::output_section): Remove poff parameter. Change all
8895 (Relobj::output_section_offset): New function.
8896 (Relobj::set_section_offset): Rewrite.
8897 (Relobj::map_to_output): Remove.
8898 (Relobj::output_sections): New function.
8899 (Relobj::do_output_section_offset): New pure virtual function.
8900 (Relobj::do_set_section_offset): Likewise.
8901 (class Sized_relobj): Add section_offsets_ field. Add comdat
8902 group support from Relobj. Update declarations.
8903 (Sized_relobj::get_output_section_offset): New function.
8904 (Sized_relobj::do_output_section_offset): New function.
8905 (Sized_relobj::do_set_section_offset): New function.
8906 * object.cc (Relobj::output_section_address): Remove.
8907 (Sized_relobj::Sized_relobj): Initialize new fields.
8908 (Sized_relobj::include_section_group): Cast find_kept_object to
8910 (Sized_relobj::include_linkonce_section): Likewise.
8911 (Sized_relobj::do_layout): Use separate arrays for output section
8913 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8915 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8916 output_sections and section_offsets.
8917 (Sized_relobj::write_local_symbols): Likewise.
8918 (map_to_kept_section): Compute output address directly.
8919 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8920 output_sections and section_offsets.
8921 (Sized_relobj::write_sections): Likewise.
8922 (Sized_relobj::relocate_sections): Likewise.
8923 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8924 * output.h (class Output_reloc): Update declarations. Change
8925 u2_.relobj to Sized_relobj*.
8926 (class Output_data_reloc): Change add functions to use
8928 * output.cc (Output_reloc::Output_reloc): Change relobj to
8930 (Output_reloc::local_section_offset): Change return type to
8931 Elf_Addr. Use get_output_section_offset.
8932 (Output_reloc::get_address): Likewise.
8933 (Output_section::is_input_address_mapped): Don't call
8934 is_section_specially_mapped.
8935 (Output_section::output_offset): Likewise.
8936 (Output_section::output_address): Likewise.
8937 (Output_section::starting_output_address): Likewise.
8938 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8939 parameter to Sized_relobj*.
8940 (Copy_relocs::need_copy_reloc): Likewise.
8941 (Copy_relocs::save): Likewise.
8942 * copy-relocs.h (class Copy_relocs): Update declarations.
8943 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8944 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8945 * target-reloc.h (relocate_for_relocatable): Change
8946 offset_in_output_section type to Elf_Addr. Change code that uses
8948 * layout.cc (Layout::layout): Always set *off.
8949 * mapfile.cc (Mapfile::print_input_section): Use
8950 output_section_offset.
8951 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8953 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8954 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8955 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8957 2008-07-03 Ian Lance Taylor <iant@google.com>
8959 * layout.cc (Layout::include_section): Do not discard unrecognized
8960 SHT_STRTAB sections.
8962 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8964 * script.cc (Lex::can_continue_name): Make '?' allowable in
8965 version-script names.
8966 * testsuite/version_script.map: Change glob pattern to use '?'
8968 2008-06-30 Manish Singh <yosh@gimp.org>
8971 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8974 2008-06-30 Ian Lance Taylor <iant@google.com>
8978 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8979 versions]: Don't try to read the value in the contents, since we
8980 don't use it. Use the template endianness when writing.
8982 2008-06-25 Cary Coutant <ccoutant@google.com>
8984 * fileread.cc (File_read::make_view): Assert on zero-length view.
8985 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8986 symbol table when there are no symbols to read.
8988 2008-06-23 Craig Silverstein <csilvers@google.com>
8990 * version.cc (version_string): Bump to 1.7
8992 2008-06-18 Craig Silverstein <csilvers@google.com>
8994 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8995 constant 0xFFFF to type Valtype.
8996 (Powerpc_relocate_functions::rel16_ha): Likewise.
8998 2008-06-17 Ian Lance Taylor <iant@google.com>
9000 * output.h (Output_section::Input_section): Initialize p2align_ to
9001 zero for Output_section_data constructors.
9002 (Output_section::Input_section::addralign): If not an input
9003 section, return the alignment of the Output_section_data.
9004 * testsuite/copy_test.cc: New file.
9005 * testsuite/copy_test_1.cc: New file.
9006 * testsuite/copy_test_2.cc: New file.
9007 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9008 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9009 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9010 (copy_test_1_pic.o, copy_test_1.so): New targets.
9011 (copy_test_2_pic.o, copy_test_2.so): New targets.
9012 * testsuite/Makefile.in: Rebuild.
9014 * script-sections.cc (Script_sections::place_orphan): Initialize
9015 local variable exact.
9017 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9019 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9021 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9022 David S. Miller <davem@davemloft.net>
9024 * powerpc.cc: New file.
9025 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9026 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9027 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9028 * Makefile.in: Rebuild.
9030 2008-06-09 Ian Lance Taylor <iant@google.com>
9032 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9034 (throwing, orig_terminate): New static variables.
9035 (terminate_handler): New static function.
9036 (t2): Set terminate handler.
9038 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9041 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9044 2008-05-30 Cary Coutant <ccoutant@google.com>
9046 * archive.cc (Archive::include_all_members) Correct to step
9047 over symbol table and extended name table in thin archives.
9049 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9052 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9055 2008-05-28 Caleb Howe <cshowe@google.com>
9057 * reduced_debug_output.cc: New file.
9058 * reduced_debug_output.h: New file.
9059 * options.h (class General_options): Add --strip-debug-non-line.
9060 * options.cc (General_options::finalize): Add strip_debug_non_line
9061 to the strip heirarchy.
9062 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9064 * layout.cc: Include "reduced_debug_output.h".
9065 (Layout::Layout): Initialize new fields.
9066 (line_only_debug_sections): New static array.
9067 (is_lines_only_debug_sections): New static inline function.
9068 (Layout::include_section): Handle --strip-debug-non-line.
9069 (Layout::make_output_section): If --strip-debug-non-line, build
9070 new output sections for .debug_abbrev and .debug_info.
9071 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9072 gold. Warn about possible overflow.
9073 (read_signed_LEB_128): Likewise.
9074 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9075 (read_signed_LEB_128): Declare.
9076 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9077 (HFILES): Add reduced_debug_output.h.
9078 * Makefile.in: Rebuild.
9080 2008-05-21 Ian Lance Taylor <iant@google.com>
9082 * mapfile.cc: New file.
9083 * mapfile.h: New file.
9084 * options.h (class General_options): Add -M/--print-map and -Map.
9085 * options.cc (General_options::finalize): Make -M equivalent to
9087 * main.cc: Include <cstdio> and "mapfile.h".
9088 (main): Open mapfile if requested.
9089 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9090 constructor. Change caller.
9091 (queue_initial_tasks): Add mapfile parameter. Change caller.
9092 (queue_middle_tasks): Likewise.
9093 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9095 * archive.cc: Include "mapfile.h".
9096 (Archive::add_symbols): Add mapfile parameter. Change all
9097 callers. Pass mapfile, symbol, and reason to include_member.
9098 (Archive::include_all_members): Add mapfile parameter. Change all
9100 (Archive::include_member): Add mapfile, sym, and why parameters.
9101 Change all callers. Report inclusion to map file.
9102 * archive.h: Include "fileread.h".
9103 (class Archive): Update declarations.
9104 (Archive::file): New const method.
9105 (class Add_archive_symbols): Add mapfile_ field. Update
9106 constructor. Change all callers.
9107 * readsyms.h (class Read_symbols): Likewise.
9108 (class Finish_group): Likewise.
9109 (class Read_script): Likewise.
9110 * common.cc: Include "mapfile.h".
9111 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9113 (Symbol_table::do_allocate_commons): Likewise.
9114 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9115 symbol allocation to mapfile.
9116 * common.h (class Allocate_commons_task): Add mapfile_ field.
9117 Update constructor. Change all callers.
9118 * symtab.h (class Symbol_table): Update declarations.
9119 * layout.cc: Include "mapfile.h".
9120 (Layout_task_runner::run): Print information to mapfile.
9121 (Layout::create_gold_note): Change Output_data_fixed_space to
9122 Output_data_zero_fill.
9123 (Layout::create_build_id): Likewise.
9124 (Layout::print_to_mapfile): New function.
9125 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9126 constructor. Change caller.
9127 (class Layout): Declare print_to_mapfile.
9128 * output.cc (Output_section::Input_section::print_to_mapfile): New
9130 (Output_section::add_input_section): If producing a map, always
9131 add to input_sections_ list.
9132 (Output_section::do_print_to_mapfile): New function.
9133 (Output_segment::print_sections_to_mapfile): New function.
9134 (Output_segment::print_section_list_to_mapfile): New function.
9135 * output.h: Include "mapfile.h".
9136 (Output_data::print_to_mapfile): New function.
9137 (Output_data::do_print_to_mapfile): New virtual function.
9138 (Output_segment_headers::do_print_to_mapfile): New function.
9139 (Output_file_header::do_print_to_mapfile): New function.
9140 (Output_data_const::do_print_to_mapfile): New function.
9141 (class Output_data_const_buffer): Add map_name_ field. Update
9142 constructor. Change all callers. Add do_print_to_mapfile
9144 (class Output_data_fixed_space): Likewise.
9145 (class Output_data_space): Likewise.
9146 (class Output_data_zero_fill): New class.
9147 (Output_data_strtab::do_print_to_mapfile): New function.
9148 (Output_data_reloc_base::do_print_to_mapfile): New function.
9149 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9150 (Output_data_group::do_print_to_mapfile): New function.
9151 (Output_data_got::do_print_to_mapfile): New function.
9152 (Output_data_dynamic::do_print_to_mapfile): New function.
9153 (Output_symtab_xindex::do_print_to_mapfile): New function.
9154 (class Output_section): Declare do_print_to_mapflie. Declare
9155 print_to_mapfile in Input_section.
9156 (class Output_segment): Declare new functions.
9157 * object.h (Sized_relobj::symbol_count): New function.
9158 * script-sections.cc
9159 (Output_section_element_dot_assignment::set_section_addresses):
9160 Change Output_data_fixed_space to Output_data_zero_fill.
9161 (Output_data_expression::do_print_to_mapfile): New function.
9162 * script.cc (read_input_script): Add mapfile parameter. Change
9164 * script.h (read_input_script): Update declaration.
9165 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9166 (Eh_frame::do_print_to_mapfile): New function.
9167 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9168 (Output_merge_string::do_print_to_mapfile): New function.
9169 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9171 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9173 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9175 * Makefile.am (CCFILES): Add mapfile.cc.
9176 (HFILES): Add mapfile.h.
9177 * Makefile.in: Rebuild.
9179 2008-05-19 Ian Lance Taylor <iant@google.com>
9181 * options.h (class General_options): Add -z relro.
9182 * layout.cc (Layout::Layout): Initialize relro_segment_.
9183 (Layout::add_output_section_data): Return the output section.
9184 (Layout::make_output_section): Rcognize relro sections and mark
9186 (Layout::attach_allocated_section_to_segment): Put relro sections
9187 in a PT_GNU_RELRO segment.
9188 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9190 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9192 (Layout::linkonce_mapping): Map d.rel.ro.local to
9194 (Layout::output_section_name): Us .data.rel.ro.local for any
9195 section which begins with that.
9196 * layout.h (class Layout): Update add_output_section_data
9197 declaration. Add relro_segment_ field.
9198 * output.cc (Output_section::Output_section): Initialize is_relro_
9199 and is_relro_local_ fields.
9200 (Output_segment::add_output_section): Group relro sections.
9201 (Output_segment::is_first_section_relro): New function.
9202 (Output_segment::maximum_alignment): If there is a relro section,
9203 align the segment to the common page size.
9204 (Output_segment::set_section_addresses): Track whether we are
9205 looking at relro sections. If the last section is a relro
9206 section, align to the common page size.
9207 (Output_segment::set_section_list_addresses): Add in_relro
9208 parameter. Change all callers. Align to the page size when
9209 moving from relro to non-relro section.
9210 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9212 * output.h (class Output_section): Add is_relro_ and
9213 is_relro_local_ fields.
9214 (Output_section::is_relro): New function.
9215 (Output_section::set_is_relro): New function.
9216 (Output_section::is_relro_local): New function.
9217 (Output_section::set_is_relro_local): New function.
9218 (class Output_segment): Update declarations.
9219 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9220 * sparc.cc (Target_sparc::got_section): Likewise.
9221 * x86_64.cc (Target_x86_64::got_section): Likewise.
9222 * testsuite/relro_test_main.cc: New file.
9223 * testsuite/relro_test.cc: New file.
9224 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9225 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9226 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9227 (relro_test.so, relro_test_pic.o): New targets.
9228 * testsuite/Makefile.in: Rebuild.
9230 2008-05-16 Ian Lance Taylor <iant@google.com>
9232 * output.cc (Output_segment::add_output_section): Remove front
9234 * output.h (class Output_segment): Remove
9235 add_initial_output_section and overloaded add_output_section.
9236 Update declaration of remaining add_output_section.
9237 * layout.cc (Layout::create_interp): Call add_output_section
9238 rather than add_initial_output_section.
9239 (Layout::finish_dynamic_section): Likewise.
9241 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9242 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9243 know the dynamic type.
9244 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9245 field. Initialize it in constructor.
9246 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9247 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9248 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9251 * output.cc (Output_reloc::get_address): Change return type to
9253 * output.h (class Output_reloc): Update get_address declaration.
9254 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9255 for section addresses.
9257 2008-05-09 Ian Lance Taylor <iant@google.com>
9260 * gold.cc (gold_nomem): Use return value of write.
9262 2008-05-08 Ian Lance Taylor <iant@google.com>
9264 * symtab.c (Symbol::init_base_output_data): Add version
9265 parameter. Change all callers.
9266 (Symbol::init_base_output_segment): Likewise.
9267 (Symbol::init_base_constant): Likewise.
9268 (Symbol::init_base_undefined): Likewise.
9269 (Sized_symbol::init_output_data): Likewise.
9270 (Sized_symbol::init_output_segment): Likewise.
9271 (Sized_symbol::init_constant): Likewise.
9272 (Sized_symbol::init_undefined): Likewise.
9273 (Symbol_table::do_define_in_output_data): If the new symbol has a
9274 version, mark it as the default.
9275 (Symbol_table::do_define_in_output_segment): Likewise.
9276 (Symbol_table::do_define_as_constant): Likewise.
9277 * symtab.h (class Symbol): Update declarations.
9278 (class Sized_symbol): Likewise.
9279 * resolve.cc (Symbol::override_version): New function.
9280 (Symbol::override_base): Call override_version.
9281 (Symbol::override_base_with_special): Likewise.
9282 * testsuite/ver_script_8.script: New file.
9283 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9284 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9285 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9286 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9288 2008-05-06 Ian Lance Taylor <iant@google.com>
9291 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9293 (class General_options): Remove existing --undefined, and add
9294 --no-undefined instead. Add new --undefined as synonym for -u.
9295 * archive.cc (Archive::add_symbols): Check whether symbol was
9297 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9298 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9299 all uses. Add IS_UNDEFINED. Update declarations to split
9300 different versions of init_base. Declare init_base_undefined.
9301 (Symbol::is_defined): Handle IS_UNDEFINED.
9302 (Symbol::is_undefined): Likewise.
9303 (Symbol::is_weak_undefined): Call is_undefined.
9304 (Symbol::is_absolute): Handle IS_CONSTANT.
9305 (class Sized_symbol): Update declarations to split different
9306 versions of init. Declare init_undefined.
9307 (class Symbol_table): Declare new functions.
9308 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9310 (Symbol::init_base_output_data): Likewise.
9311 (Symbol::init_base_output_segment): Likewise.
9312 (Symbol::init_base_constant): Likewise.
9313 (Symbol::init_base_undefined): New function.
9314 (Sized_symbol::init_object): Rename from init. Change all
9316 (Sized_symbol::init_output_data): Likewise.
9317 (Sized_symbol::init_output_segment): Likewise.
9318 (Sized_symbol::init_constant): Likewise.
9319 (Sized_symbol::init_undefined): New function.
9320 (Symbol_table::add_undefined_symbols_from_command_line): New
9322 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9324 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9325 (Symbol::output_section): Likewise.
9326 (Symbol::set_output_section): Likewise.
9327 (Symbol_table::sized_finalize_symbol): Likewise.
9328 (Symbol_table::sized_write_globals): Likewise.
9329 * resolve.cc (Symbol_table::should_override): Likewise.
9330 (Symbol::override_base_with_special): Likewise.
9332 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9333 symbol, change it to have default visibility.
9334 * testsuite/protected_1.cc: New file.
9335 * testsuite/protected_2.cc: New file.
9336 * testsuite/protected_3.cc: New file.
9337 * testsuite/protected_main_1.cc: New file.
9338 * testsuite/protected_main_2.cc: New file.
9339 * testsuite/protected_main_3.cc: New file.
9340 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9341 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9342 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9343 (protected_1.so): New target.
9344 (protected_1_pic.o, protected_2_pic.o): New targets.
9345 (protected_3_pic.o): New target.
9346 (check_PROGRAMS): Add protected_2.
9347 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9348 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9349 * testsuite/Makefile.in: Rebuild.
9351 * options.h (DEFINE_var): Add set_user_set_##varname__.
9352 (DEFINE_bool_alias): New macro.
9353 (class General_options): Define -Bstatic using DEFINE_bool_alias
9354 rather than DEFINE_special. Add --undefined as an alias for -z
9356 * options.cc (General_options::parse_Bstatic): Remove.
9358 * options.h (class General_options): Add --fatal-warnings.
9359 * main.cc (main): Implement --fatal-warnings.
9360 * errors.h (Errors::warning_count): New function.
9362 * options.h (class General_options): Add -Bsymbolic-functions.
9363 * symtab.h (Symbol::is_preemptible): Check for
9364 -Bsymbolic-functions.
9366 2008-05-05 Ian Lance Taylor <iant@google.com>
9368 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9369 as noVARNAME rather than no-VARNAME.
9370 (class General_options): Add option -z combreloc.
9371 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9373 (Output_reloc::sort_before) [SHT_REL]: New function.
9374 (Output_reloc::sort_before) [SHT_RELA]: New function.
9375 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9376 Sort_relocs_comparison.
9377 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9378 parameter. Change all callers.
9379 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9380 sort_relocs parameter. Change all callers.
9381 * output.cc (Output_reloc::get_address): New function, broken out
9383 (Output_reloc::write_rel): Call it.
9384 (Output_reloc::compare): New function.
9385 (Output_data_reloc_base::do_write): Optionally sort relocs.
9387 * configure.ac: If targ_extra_obj is set, link it in.
9388 * configure.tgt: Initialize all variables.
9389 (x86_64*): Set targ_extra_obj and targ_extra_size.
9390 * configure: Rebuild.
9392 * object.cc (Sized_relobj::include_section_group): Adjust section
9393 indexes read from group data. Build vector to pass to
9395 * layout.cc (Layout::layout_group): Add flags and shndxes
9396 parameters. Remove contents parameter. Change caller. Update
9397 explicit instantiations.
9398 * layout.h (class Layout): Update layout_group declaration.
9399 * output.cc (Output_data_group::Output_data_group): Add flags and
9400 input_shndxes parameters. Remove contents parameter. Change
9402 (Output_data_group::do_write): Change input_sections_ to
9404 * output.h (class Output_data_group): Update constructor
9405 declaration. Rename input_sections_ to input_shndxes_.
9406 * testsuite/many_sections_test.cc: Add template.
9408 2008-04-30 Cary Coutant <ccoutant@google.com>
9410 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9412 * layout.cc (Layout::include_section): Refactored check for debug
9414 (Layout::add_comdat): Add new parameters. Change type
9415 of signature parameter. Add object and shndx to signatures table.
9416 (Layout::find_kept_object): New function.
9417 * layout.h: Include <cstring>.
9418 (Layout::is_debug_info_section): New function.
9419 (Layout::add_comdat): Add new parameters.
9420 (Layout::find_kept_object): New function.
9421 (Layout::Kept_section): New struct.
9422 (Layout::Signatures): Change type of map range.
9423 * object.cc (Relobj::output_section_address): New function.
9424 (Sized_relobj::include_section_group): Add new parameters. Change
9425 calls to Layout::add_comdat. Change to build table of kept comdat
9426 groups and table mapping discarded sections to kept sections.
9427 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9428 (Sized_relobj::do_layout): Change calls to include_section_group and
9429 include_linkonce_section.
9430 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9431 value to zero when section is discarded.
9432 (Sized_relobj::map_to_kept_section): New function.
9433 * object.h (Relobj::output_section_address): New function.
9434 (Relobj::Comdat_group): New type.
9435 (Relobj::find_comdat_group): New function.
9436 (Relobj::Comdat_group_table): New type.
9437 (Relobj::Kept_comdat_section): New type.
9438 (Relobj::Kept_comdat_section_table): New type.
9439 (Relobj::add_comdat_group): New function.
9440 (Relobj::set_kept_comdat_section): New function.
9441 (Relobj::get_kept_comdat_section): New function.
9442 (Relobj::comdat_groups_): New field.
9443 (Relobj::kept_comdat_sections_): New field.
9444 (Symbol_value::input_value): Update comment.
9445 (Sized_relobj::map_to_kept_section) New function.
9446 (Sized_relobj::include_linkonce_section): Add new parameter.
9447 * target-reloc.h (Comdat_behavior): New type.
9448 (get_comdat_behavior): New function.
9449 (relocate_section): Add code to map a discarded section to the
9450 corresponding kept section when applying a relocation.
9452 2008-04-30 Craig Silverstein <csilvers@google.com>
9454 * dwarf_reader.cc (next_generation_count): New static var.
9455 (Addr2line_cache_entry): New struct.
9456 (addr2line_cache): New static var.
9457 (Dwarf_line_info::one_addr2line): Added caching.
9458 (Dwarf_line_info::clear_addr2line_cache): New function.
9459 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9460 cache-size parameter.
9461 (Dwarf_line_info::one_addr2line_cache): New function.
9462 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9463 new cache-size argument to one_addr2line(), and clear cache.
9465 2008-04-28 Cary Coutant <ccoutant@google.com>
9467 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9468 R_386_PC8 relocations.
9470 2008-04-23 Ian Lance Taylor <iant@google.com>
9472 * object.cc (Sized_relobj::include_section_group): Check for
9473 invalid section group.
9475 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9478 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9479 than read for file header.
9480 * archive.cc (Archive::include_member): Likewise.
9482 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9484 * aclocal.m4: Regenerate.
9485 * configure: Regenerate.
9487 2008-04-19 Ian Lance Taylor <iant@google.com>
9489 * version.cc (version_string): Bump to 1.6.
9491 * testsuite/Makefile.am (many_sections_r_test): New target.
9492 (many_sections_r_test_SOURCES): Remove.
9493 (many_sections_r_test_DEPENDENCIES): Remove.
9494 (many_sections_r_test_LDFLAGS): Remove.
9495 (many_sections_r_test_LDADD): Remove.
9497 * object.cc (Sized_relobj::do_add_symbols): Always pass
9498 local_symbol_count_ to add_from_relobj.
9500 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9501 every thousand variables.
9502 * testsuite/Makefile.in: Rebuild.
9504 * object.cc (Xindex::initialize_symtab_xindex): New function.
9505 (Xindex::read_symtab_xindex): New function.
9506 (Xindex::sym_xindex_to_shndx): New function.
9507 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9509 (Sized_relobj::do_initialize_xindex): New function.
9510 (Sized_relobj::do_read_symbols): Adjust section links.
9511 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9512 parameter. Change all callers.
9513 (Sized_relobj::include_section_group): Adjust section links and
9514 symbol section indexes.
9515 (Sized_relobj::do_layout): Adjust section links.
9516 (Sized_relobj::do_count_local_symbols): Adjust section links and
9517 symbol section indexes.
9518 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9519 ordinary and special symbols.
9520 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9521 dynsym_xindex parameters. Change all callers. Adjust section
9522 links. Use SHN_XINDEX when needed.
9523 (Sized_relobj::get_symbol_location_info): Adjust section links.
9524 Don't get fooled by special symbols.
9525 * object.h (class Xindex): Define.
9526 (class Object): Add xindex_ parameter. Declare virtual functoin
9527 do_initialize_xindex.
9528 (Object::adjust_sym_shndx): New function.
9529 (Object::set_xindex): New protected function.
9530 (class Symbol_value): Add is_ordinary_shndx_ field.
9531 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9532 (Symbol_value::value): Assert ordinary section.
9533 (Symbol_value::initialize_input_to_output_map): Likewise.
9534 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9536 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9538 (class Sized_relobj): Update declarations.
9539 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9540 parameter. Change all callers.
9541 (Sized_relobj::adjust_shndx): New function.
9542 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9544 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9545 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9546 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9547 (Sized_dynobj::read_dynsym_section): Adjust section links.
9548 (Sized_dynobj::read_dynamic): Likewise.
9549 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9551 (Sized_dynobj::do_initialize_xindex): New function.
9552 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9553 do_initialize_xindex.
9554 (Sized_dynobj::adjust_shndx): New function.
9555 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9556 dynsym_xindex_ fields.
9557 (Layout::finalize): Add a call to set_section_indexes before
9558 creating the symtab sections.
9559 (Layout::set_section_indexes): Don't do anything if the section
9560 already has a section index.
9561 (Layout::create_symtab_sections): Add shnum parameter. Change
9562 caller. Create .symtab_shndx section if needed.
9563 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9565 (Layout::allocated_output_section_count): New function.
9566 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9568 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9569 fields. Update declarations.
9570 (Layout::symtab_xindex): New function.
9571 (Layout::dynsym_xindex): New function.
9572 (class Write_symbols_task): Add layout_ field.
9573 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9575 * output.cc (Output_section_headers::Output_section_headers): Add
9576 shstrtab_section parameter. Change all callers.
9577 (Output_section_headers::do_sized_write): Store overflow values
9578 for section count and section string table section index in
9579 section header zero.
9580 (Output_file_header::do_sized_write): Check for overflow of
9581 section count and section string table section index.
9582 (Output_symtab_xindex::do_write): New function.
9583 (Output_symtab_xindex::endian_do_write): New function.
9584 * output.h (class Output_section_headers): Add shstrtab_section_.
9585 Update declarations.
9586 (class Output_symtab_xindex): Define.
9587 (Output_section::has_out_shndx): New function.
9588 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9590 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9592 (Sized_symbol::init): Likewise.
9593 (Symbol::output_section): Check for ordinary symbol.
9594 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9595 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9597 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9598 Change all callers. Simplify handling of symbols from sections
9599 not included in the link.
9600 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9602 (Weak_alias_sorter::operator()): Assert that symbols are
9604 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9606 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9607 parameters. Change all callers.
9608 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9609 symbol distinction. Use SHN_XINDEX when needed.
9610 (Symbol_table::write_section_symbol): Add symtab_xindex
9611 parameter. Change all callers.
9612 (Symbol_table::sized_write_section_symbol): Likewise. Use
9613 SHN_XINDEX when needed.
9614 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9616 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9617 (Symbol::is_defined): Check is_ordinary.
9618 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9619 (Symbol::is_absolute, Symbol::is_common): Likewise.
9620 (class Sized_symbol): Update declarations.
9621 (class Symbol_table): Update declarations.
9622 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9623 parameters. Change all callers.
9624 (Sized_symbol::override): Likewise.
9625 (Symbol_table::override): Likewise.
9626 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9627 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9628 is_ordinary, and orig_st_shndx parameters. Change all callers.
9629 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9630 to be in an ordinary section.
9631 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9632 object and is_ordinary parameters. Change all callers.
9633 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9634 Change all callers. Don't add undefined or non-ordinary symbols
9636 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9638 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9640 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9641 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9642 (Sized_relobj::relocate_sections): Likewise.
9643 * target-reloc.h (scan_relocs): Adjust section symbol index.
9644 (scan_relocatable_relocs): Likewise.
9645 * i386.cc (Scan::local): Check for ordinary symbols.
9646 * sparc.cc (Scan::local): Likewise.
9647 * x86_64.cc (Scan::local): Likewise.
9648 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9649 to symbol_section_and_value.
9650 * testsuite/many_sections_test.cc: New file.
9651 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9652 (check_PROGRAMS): Add many_sections_test.
9653 (many_sections_test_SOURCES): Define.
9654 (many_sections_test_DEPENDENCIES): Define.
9655 (many_sections_test_LDFLAGS): Define.
9656 (BUILT_SOURCES): Add many_sections_define.h.
9657 (many_sections_define.h): New target.
9658 (BUILT_SOURCES): Add many_sections_check.h.
9659 (many_sections_check.h): New target.
9660 (check_PROGRAMS): Add many_sections_r_test.
9661 (many_sections_r_test_SOURCES): Define.
9662 (many_sections_r_test_DEPENDENCIES): Define.
9663 (many_sections_r_test_LDFLAGS): Define.
9664 (many_sections_r_test_LDADD): Define.
9665 (many_sections_r_test.o): New target.
9666 * testsuite/Makefile.in: Rebuild.
9668 2008-04-17 Cary Coutant <ccoutant@google.com>
9670 * errors.cc (Errors::info): New function.
9671 (gold_info): New function.
9672 * errors.h (Errors::info): New function.
9673 * gold.h (gold_info): New function.
9674 * object.cc (Input_objects::add_object): Print trace output.
9675 * options.cc (options::parse_set): New function.
9676 (General_options::parse_wrap): Deleted.
9677 (General_options::General_options): Deleted initializer.
9678 * options.h (options::String_set): New typedef.
9679 (options::parse_set): New function.
9680 (DEFINE_set): New macro.
9681 (General_options::wrap): Changed to use DEFINE_set. Changed
9682 callers of any_wrap_symbols and is_wrap_symbol.
9683 (General_options::trace, General_options::trace_symbol):
9685 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9686 (General_options::wrap_symbols_): Deleted.
9687 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9689 2008-04-17 David S. Miller <davem@davemloft.net>
9691 * options.cc (General_options::parse_V): New function.
9692 * options.h: Add entries for -V and -Qy.
9694 2008-04-17 Ian Lance Taylor <iant@google.com>
9696 * common.cc (Symbol_table::allocate_commons): Remove options
9697 parameter. Change caller.
9698 (Symbol_table::do_allocate_commons): Remove options parameter.
9699 Change caller. Just call do_allocate_commons_list twice.
9700 (Symbol_table::do_allocate_commons_list): New function, broken out
9701 of do_allocate_commons.
9702 * common.h (class Allocate_commons_task): Remove options_ field.
9704 * symtab.cc (Symbol_table::Symbol_table): Initialize
9706 (Symbol_table::add_from_object): Put TLS common symbols on
9708 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9709 which are IN_OUTPUT_DATA.
9710 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9711 allocate_commons and do_allocate_commons declarations. Declare
9712 do_allocate_commons_list.
9713 * gold.cc (queue_middle_tasks): Update creation of
9714 Allocate_commons_task to not pass options.
9715 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9716 (TLS_TEST_C_FLAGS): New variable.
9717 (tls_test_c_pic.o): New target.
9718 (tls_test_shared.so): Link in tls_test_c_pic.o.
9719 (tls_test_c_pic_ie.o): New target.
9720 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9721 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9722 (tls_test_c.o): New target.
9723 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9724 (tls_pic_test_LDADD): Likewise.
9725 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9726 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9727 (tls_test_c_gnu2.o): New target.
9728 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9730 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9731 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9732 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9733 * testsuite/tls_test.cc: Include "config.h".
9734 (t_last): Call t11_last.
9735 * testsuite/tls_test.h (t11, t11_last): Declare.
9736 * testsuite/tls_test_c.c: New file.
9737 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9738 * configure.ac: Check for OpenMP support.
9739 * configure, config.in, Makefile.in: Rebuild.
9740 * testsuite/Makefile.in: Rebuild.
9742 2008-04-16 Cary Coutant <ccoutant@google.com>
9744 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9745 (Target_i386::tls_base_symbol_defined_): New field.
9746 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9747 (Target_i386::Scan::global): Likewise.
9748 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9749 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9750 (Target_x86_64::tls_base_symbol_defined_): New field.
9751 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9752 (Target_x86_64::Scan::global): Likewise.
9754 2008-04-16 Cary Coutant <ccoutant@google.com>
9756 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9757 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9758 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9759 building shared libraries.
9760 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9761 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9762 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9763 * testsuite/Makefile.in: Rebuild.
9764 * testsuite/weak_undef.h: New file.
9765 * testsuite/weak_undef_file1.cc: Add extra test cases.
9766 * testsuite/weak_undef_file2.cc: Likewise.
9767 * testsuite/weak_undef_test.cc: Likewise.
9769 2008-04-16 David S. Miller <davem@davemloft.net>
9771 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9772 Add issued_non_pic_error_ field. Declare check_non_pic.
9773 (Target_sparc::Scan::check_non_pic): New function.
9774 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9775 (Target_sparc::Scan::global): Likewise.
9777 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9778 * configure: Rebuild.
9780 * options.h (DEFINE_enable): New macro.
9781 (new_dtags): New enable option.
9782 (initfirst, interpose, loadfltr, nodefaultlib,
9783 nodelete, nodlopen, nodump): New -z options.
9784 * layout.cc (Layout:finish_dynamic_section): If new
9785 dtags enabled, emit DT_RUNPATH. Also, emit a
9786 DT_FLAGS_1 containing any specified -z flags.
9788 2008-04-16 Ian Lance Taylor <iant@google.com>
9790 * copy-relocs.cc: New file.
9791 * copy-relocs.h: New file.
9792 * reloc.cc: Remove Copy_relocs code.
9793 * reloc.h: Likewise.
9794 * reloc-types.h (struct Reloc_types) [both versions]: Add
9795 get_reloc_addend_noerror.
9796 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9797 variants of add_global which take an addend which must be zero.
9798 * i386.cc: Include "copy-relocs.h".
9799 (class Target_i386): Change type of copy_relocs_ to variable,
9801 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9803 (Target_i386::do_finalize_sections): Change handling of
9805 * sparc.cc: Include "copy-relocs.h".
9806 (class Target_sparc): Change type of copy_relocs_ to variable,
9808 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9810 (Target_sparc::do_finalize_sections): Change handling of
9812 * x86_64.cc: Include "copy-relocs.h".
9813 (class Target_x86_64): Change type of copy_relocs_ to variable,
9815 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9816 class. Change all callers.
9817 (Target_x86_64::do_finalize_sections): Change handling of
9819 * Makefile.am (CCFILES): Add copy-relocs.cc.
9820 (HFILES): Add copy-relocs.h.
9822 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9824 * testsuite/script_test_4.sh: Permit leading zeroes.
9826 2008-04-15 Ian Lance Taylor <iant@google.com>
9828 * script-sections.cc (Script_sections::create_segments): Use
9829 header_size_adjustment even when there is enough room for the
9831 * testsuite/script_test_4.sh: New file.
9832 * testsuite/script_test_4.t: New file.
9833 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9834 (check_DATA): Add script_test_4.stdout.
9835 (MOSTLYCLEANFILES): Likewise.
9836 (script_test_4): New target.
9837 (script_test_4.stdout): New target.
9838 * testsuite/Makefile.in: Rebuild.
9840 * sparc.cc: Add definitions for Output_data_plt_sparc class
9843 2008-04-14 David S. Miller <davem@davemloft.net>
9845 * sparc.cc: New file.
9846 * Makefile.am (TARGETSOURCES): Add sparc.cc
9847 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9848 * configure.tgt: Document targ_extra_size and
9849 targ_extra_big_endian. Add entries for sparc-* and
9851 * configure.ac: Handle targ_extra_size and
9852 targ_extra_big_endian.
9853 * Makefile.in: Rebuild.
9854 * configure: Likewise.
9855 * po/POTFILES.in: Likewise.
9856 * po/gold.pot: Likewise.
9858 2008-04-14 Ian Lance Taylor <iant@google.com>
9860 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9861 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9862 in the name/type/flags to section mapping. Don't call
9863 allocate_output_section.
9864 (Layout::choose_output_section): Change parameter from adjust_name
9865 to is_input_section. Don't permit input sections after sections
9866 are attached to segments. Don't call allocate_output_section.
9867 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9868 not write_enable_output_section.
9869 (Layout::make_output_section): Don't push to
9870 unattached_section_list_ nor call attach_to_segment. Call
9871 attach_section_to_segment if sections are attached.
9872 (Layout::attach_sections_to_segments): New function.
9873 (Layout::attach_section_to_segment): New function.
9874 (Layout::attach_allocated_section_to_segment): Rename from
9875 attach_to_segment. Remove flags parameter.
9876 (Layout::allocate_output_section): Remove function.
9877 (Layout::write_enable_output_section): Remove function.
9878 * layout.h (class Layout): Update for above changes. Add new
9879 field sections_are_attached_.
9880 * output.h (Output_section::update_flags_for_input_section): New
9882 * output.cc (Output_section::add_input_section): Call
9883 update_flags_for_input_section.
9884 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9886 2008-04-11 Cary Coutant <ccoutant@google.com>
9888 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9889 thought unnecessary.
9890 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9892 2008-04-11 Ian Lance Taylor <iant@google.com>
9894 * output.h (class Output_section_data): Remove inline definition
9896 * output.cc (Output_section_data::set_addralign): New function.
9898 2008-04-11 Cary Coutant <ccoutant@google.com>
9900 Add support for TLS descriptors for i386 and x86_64.
9901 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9902 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9903 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9905 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9906 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9907 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9909 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9910 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9911 Fix problem with initial-exec relocations.
9912 (Target_i386::Relocate::relocate_tls): Likewise.
9913 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9915 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9916 support for section-plus-offset dynamic table entries.
9917 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9918 (Output_data_dynamic::Dynamic_entry): Add support for
9919 section-plus-offset dynamic table entries.
9920 (Output_data_dynamic::Classification): Likewise.
9921 (Output_data_dynamic::classification_): Renamed offset_.
9922 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9923 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9924 (Target_x86_64::make_plt_section): New function.
9925 (Target_x86_64::reserve_tlsdesc_entries): New function.
9926 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9927 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9928 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9929 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9930 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9931 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9932 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9933 add extra PLT entry for TLS descriptors.
9934 (Output_data_plt_x86_64::got_): New field.
9935 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9936 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9938 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9940 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9941 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9942 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9943 R_386_TLS_DESC_CALL relocations.
9944 (Target_x86_64::Scan::global): Likewise.
9945 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9946 for TLS descriptors.
9947 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9948 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9949 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9950 GD-to-IE relaxation.
9951 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9952 and TLS_DESCRIPTORS.
9953 * Makefile.in: Rebuild.
9954 * configure: Rebuild.
9955 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9956 (tls_test_shared2.so): New target.
9957 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9958 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9959 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9960 (tls_shared_gd_to_ie_test_LDADD): New variable.
9961 (tls_shared_gnu2_gd_to_ie_test): New target.
9962 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9964 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9965 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9966 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9967 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9968 (tls_shared_gnu2_test): New target.
9969 (tls_test_gnu2_shared.so): New target.
9970 (tls_shared_gnu2_test_SOURCES): New variable.
9971 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9972 (tls_shared_gnu2_test_LDFLAGS): New variable.
9973 (tls_shared_gnu2_test_LDADD): New variable.
9974 * testsuite/Makefile.in: Rebuild.
9975 * testsuite/Makefile.
9977 2008-04-11 Ian Lance Taylor <iant@google.com>
9979 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9981 * testsuite/Makefile.in: Rebuild.
9983 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9985 * testsuite/script_test_2.cc (main): Adjust test.
9987 2008-04-11 David S. Miller <davem@davemloft.net>
9988 Ian Lance Taylor <iant@google.com>
9990 * options.h (General_options): Add entries for '-Y' and
9992 * options.cc (General_options:finalize): If -Y was used, add those
9993 entries to the library path instead of the default "/lib" and
9996 2008-04-11 David S. Miller <davem@davemloft.net>
9998 * testsuite/justsyms.t: Start at 0x100.
9999 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10000 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10002 * testsuite/script_test_2.cc: Adjust string and section length
10005 2008-04-09 Ian Lance Taylor <iant@google.com>
10008 * script-sections.cc (Sections_element::allocate_to_segment): Add
10010 (Output_section_definition::allocate_to_segment): Likewise.
10011 (Orphan_output_section::allocate_to_segment): Likewise.
10012 (Script_sections::attach_sections_using_phdrs_clause): Don't
10013 propagate non-PT_LOAD segments to orphan sections.
10014 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10015 readelf rather than objdump.
10016 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10017 .interp section and PT_INTERP segment are the same size.
10018 * testsuite/Makefile.in: Rebuild.
10020 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10021 aliases for symbols defined in the same object.
10022 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10023 (weak_alias_test_SOURCES): New variable.
10024 (weak_alias_test_DEPENDENCIES): New variable.
10025 (weak_alias_test_LDFLAGS): New variable.
10026 (weak_alias_test_LDADD): New variable.
10027 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10028 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10029 (weak_alias_test_3.o): New target.
10030 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10031 * testsuite/weak_alias_test_main.cc: New file.
10032 * testsuite/weak_alias_test_1.cc: New file.
10033 * testsuite/weak_alias_test_2.cc: New file.
10034 * testsuite/weak_alias_test_3.cc: New file.
10036 2008-04-08 Ian Lance Taylor <iant@google.com>
10038 * options.h (class General_options): Add --noinhibit-exec option.
10039 * main.cc (main): Check --noinhibit-exec.
10041 * options.h (class General_options): Define --wrap as a special
10042 option. Add wrap_symbols_ field.
10043 (General_options::any_wrap_symbols): New function.
10044 (General_options::is_wrap_symbol): New function.
10045 * options.cc (General_options::parse_wrap): New function.
10046 (General_options::General_options): Initialize wrap_symbols_.
10047 * symtab.cc (Symbol_table::wrap_symbol): New function.
10048 (Symbol_table::add_from_object): Handle --wrap.
10049 * symtab.h (class Symbol_table): Declare wrap_symbol.
10050 * target.h (Target::wrap_char): New function.
10051 (Target::Target_info): Add wrap_char field.
10052 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10053 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10054 * testsuite/testfile.cc (Target_test::test_target_info):
10057 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10060 * layout.h (class Layout): Add added_eh_frame_data_ field.
10061 * layout.cc (Layout::Layout): Initialize new field.
10062 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10063 output section until we find a section we merged successfully.
10064 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10065 that the size be non-zero.
10067 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10070 2008-04-08 Craig Silverstein <csilvers@google.com>
10072 * configure.ac: Export new conditional variable HAVE_ZLIB.
10073 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10075 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10076 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10078 2008-04-07 Ian Lance Taylor <iant@google.com>
10080 * version.cc (version_string): Set to "1.5".
10082 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10083 Add issued_non_pic_error_ field. Declare check_non_pic.
10084 (Target_x86_64::Scan::check_non_pic): New function.
10085 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10086 (Target_x86_64::Scan::global): Likewise.
10088 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10089 addend parameter. Change caller. Handle merge sections.
10090 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10091 Address to Addend. Don't add in the result of
10092 local_section_offset, pass down the addend and use the returned
10094 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10095 Update declarations of local_section_offset and symbol_value.
10096 * testsuite/two_file_test_1.cc (t18): New function.
10097 * testsuite/two_file_test_2.cc (f18): New function.
10098 * testsuite/two_file_test_main.cc (main): Call t18.
10099 * testsuite/two_file_test.h (t18, f18): Declare.
10101 * configure.ac: Don't test for objdump, c++filt, or readelf.
10102 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10104 (TEST_READELF): New variable.
10105 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10106 (check_PROGRAMS): Add two_file_strip_test.
10107 (two_file_strip_test): New target.
10108 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10109 (two_file_same_shared_strip_test_SOURCES): New variable.
10110 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10111 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10112 (two_file_same_shared_strip_test_LDADD): New variable.
10113 (two_file_shared_strip.so): New target.
10114 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10115 (ver_test_5.syms, ver_test_7.syms): Likewise.
10116 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10117 (strip_test_3.stdout): Use TEST_OBJDUMP.
10118 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10120 2008-04-04 Cary Coutant <ccoutant@google.com>
10122 * symtab.h (Symbol::is_weak_undefined): New function.
10123 (Symbol::is_strong_undefined): New function.
10124 (Symbol::is_absolute): New function.
10125 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10126 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10128 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10129 (weak_undef_test): New target.
10130 * testsuite/Makefile.in: Rebuild.
10131 * testsuite/weak_undef_file1.cc: New file.
10132 * testsuite/weak_undef_file2.cc: New file.
10133 * testsuite/weak_undef_test.cc: New file.
10135 2008-04-03 Craig Silverstein <csilvers@google.com>
10137 * compressed_output.h (class Output_compressed_section): Use
10139 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10141 (zlib_compressed_suffix): Removed.
10142 (Output_compressed_section::set_final_data_size): Use unsigned
10144 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10145 Fix linker invocation.
10146 (flagstest_o_specialfile_and_compress_debug_sections):
10148 * testsuite/Makefile.in: Regenerated.
10150 2008-04-02 David S. Miller <davem@davemloft.net>
10152 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10153 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10155 2008-04-02 Craig Silverstein <csilvers@google.com>
10159 2008-04-02 Ian Lance Taylor <iant@google.com>
10161 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10162 parameters. Update for new key type to views_. Change all
10164 (File_read::read): Adjust for byteshift in returned view.
10165 (File_read::add_view): New function, broken out of
10166 find_and_make_view.
10167 (File_read::make_view): New function, broken out of
10168 find_and_make_view.
10169 (File_read::find_or_make_view): Add offset and aligned
10170 parameters. Rewrite accordingly. Change all callers.
10171 (File_read::get_view): Add offset and aligned parameters. Adjust
10172 for byteshift in return value.
10173 (File_read::get_lasting_view): Likewise.
10174 * fileread.h (class File_read): Update declarations.
10175 (class File_read::View): Add byteshift_ field. Add byteshift to
10176 constructor. Add byteshift method.
10177 * archive.h (Archive::clear_uncached_views): New function.
10178 (Archive::get_view): Add aligned parameter. Change all callers.
10179 * object.h (Object::get_view): Add aligned parameter. Change all
10181 (Object::get_lasting_view): Likewise.
10183 * fileread.cc (File_read::release): Don't call clear_views if
10184 there are multiple objects.
10185 * fileread.h (File_read::clear_uncached_views): New function.
10186 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10189 2008-03-31 Cary Coutant <ccoutant@google.com>
10191 Add thin archive support.
10192 * archive.cc (Archive::armagt): New const.
10193 (Archive::setup): Remove task parameter and calls to unlock.
10194 (Archive::unlock_nested_archives): New function.
10195 (Archive::read_header): Add nested_off parameter. Change
10197 (Archive::interpret_header): Likewise.
10198 (Archive::include_all_members): Change to handle thin
10200 (Archive::include_member): Likewise.
10201 * archive.h (Archive::Archive): Add new parameters and
10203 (Archive::armagt): New const.
10204 (Archive::setup): Remove task parameter.
10205 (Archive::unlock_nested_archives): New function.
10206 (Archive::read_header): Add nested_off parameter.
10207 (Archive::interpret_header): Likewise.
10208 (Archive::Nested_archive_table): New typedef.
10209 (Archive::is_thin_archive_): New field.
10210 (Archive::nested_archives_): New field.
10211 (Archive::options_): New field.
10212 (Archive::dirpath_): New field.
10213 (Archive::task_): New field.
10214 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10215 for thin archives. Pass additional parameters to
10216 Archive::Archive. Unlock the archive file after calling
10219 2008-03-29 Ian Lance Taylor <iant@google.com>
10221 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10222 version symbol to be local.
10223 * testsuite/ver_test_4.sh: New file.
10224 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10225 (check_DATA): Add ver_test_4.syms.
10226 (ver_test_4.syms): New target.
10227 * testsuite/Makefile.in: Rebuild.
10230 (Output_section::Input_section_sort_entry::has_priority): New
10232 (Output_section::Input_section_sort_entry::match_file_name): New
10234 (Output_section::Input_section_sort_entry::match_section_name):
10236 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10238 (Output_section::Input_section_sort_entry::match_section_file):
10240 (Output_section::Input_section_sort_compare::operator()): Rewrite
10241 using new Input_section_sort_entry functions. Sort crtbegin and
10242 crtend first. Sort sections with no priority before sections with
10244 * testsuite/initpri1.c (d3): Check j != 4.
10245 (cd5): New constructor/destructor function.
10246 (main): Check j != 2.
10248 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10249 new symbol when resolving, don't call set_is_default.
10250 * testsuite/ver_test_7.cc: New file.
10251 * testsuite/ver_test_7.sh: New file.
10252 * testsuite/Makefile.am (ver_test_7.so): New target.
10253 (ver_test_7.o): New target.
10254 (check_SCRIPTS): Add ver_test_7.sh.
10255 (check_DATA): Add ver_test_7.syms.
10256 (ver_test_7.syms): New target.
10258 2008-03-28 Ian Lance Taylor <iant@google.com>
10260 * layout.cc (Layout::layout): If we see an input section with a
10261 name that needs sorting, set the must_sort flag for the output
10263 (Layout::make_output_section): If the name of the output section
10264 indicates that it might require sorting, set the may_sort flag.
10265 * output.h (Output_section::may_sort_attached_input_sections): New
10267 (Output_section::set_may_sort_attached_input_sections): New
10269 (Output_section::must_sort_attached_input_sections): New
10271 (Output_section::set_must_sort_attached_input_sections): New
10273 (class Output_section): Declare Input_section_sort_entry. Define
10274 Input_section_sort_compare. Declare
10275 sort_attached_input_sections. Add new fields:
10276 may_sort_attached_input_sections_,
10277 must_sort_attached_input_sections_,
10278 attached_input_sections_are_sorted_.
10279 * output.cc (Output_section::Output_section): Initialize new
10281 (Output_section::add_input_section): Add an entry to
10282 input_sections_ if may_sort or must_sort are true.
10283 (Output_section::set_final_data_size): Call
10284 sort_attached_input_sections if necessary.
10285 (Output_section::Input_section_sort_entry): Define new class.
10286 (Output_section::Input_section_sort_compare::operator()): New
10288 (Output_section::sort_attached_input_sections): New function.
10289 * configure.ac: Check whether the compiler supports constructor
10290 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10291 * testsuite/initpri1.c: New file.
10292 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10293 CONSTRUCTOR_PRIORITY.
10294 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10295 (initpri1_LDFLAGS): New variable.
10296 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10298 2008-03-27 Ian Lance Taylor <iant@google.com>
10300 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10301 * testsuite/common_test_1.c: New file.
10302 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10303 (common_test_1_SOURCES): New variable.
10304 (common_test_1_DEPENDENCIES): New variable.
10305 (common_test_1_LDFLAGS): New variable.
10307 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10308 and commons_ correctly when NAME/VERSION does not override
10310 * testsuite/ver_test_6.c: New file.
10311 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10312 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10313 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10315 2008-03-26 Ian Lance Taylor <iant@google.com>
10317 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10318 of an undefined symbol from a version script.
10319 * testsuite/Makefile.am (ver_test_5.so): New target.
10320 (ver_test_5.o): New target.
10321 (check_SCRIPTS): Add ver_test_5.sh.
10322 (check_DATA): Add ver_test_5.syms.
10323 (ver_test_5.syms): New target.
10324 * testsuite/ver_test_5.cc: New file.
10325 * testsuite/ver_test_5.script: New file.
10326 * testsuite/ver_test_5.sh: New file.
10327 * Makefile.in, testsuite/Makefile.in: Rebuild.
10330 Fix problems building gold with gcc 4.3.0.
10331 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10332 (gold_error_at_location, gold_warning_at_location): Use it.
10333 * configure.ac: Check whether we can compile and use a template
10334 function with a printf attribute.
10335 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10336 when jumping over bytes.
10337 * object.cc: Instantiate Object::read_section_data.
10338 * debug.h: Include <cstring>
10339 * dwarf_reader.cc: Include <algorithm>
10340 * main.cc: Include <cstring>.
10341 * options.cc: Include <cstring>.
10342 * output.cc: Include <cstring>.
10343 * script.cc: Include <cstring>.
10344 * script.h: Include <string>.
10345 * symtab.cc: Include <cstring> and <algorithm>.
10346 * target-select.cc: Include <cstring>.
10347 * version.cc: Include <string>.
10348 * testsuite/testmain.cc: Include <cstdlib>.
10349 * configure, config.in: Rebuild.
10351 2008-03-25 Ian Lance Taylor <iant@google.com>
10353 * options.cc: Include "../bfd/bfdver.h".
10354 (options::help): Print bug reporting address.
10356 * version.cc (print_version): Adjust output for current value of
10357 BFD_VERSION_STRING.
10361 * options.cc (options::help): Print list of supported targets.
10362 * target-select.h: Include <vector>.
10363 (class Target_selector): Make machine_, size_, and is_big_endian_
10364 fields const. Add bfd_name_ and instantiated_target_ fields.
10365 (Target_selector::Target_selector): Add bfd_name parameter.
10366 (Target_selector::recognize): Make non-virtual, call
10368 (Target_selector::recognize_by_name): Make non-virtual, call
10369 do_recognize_by_name.
10370 (Target_selector::supported_names): New function.
10371 (Target_selector::bfd_name): New function.
10372 (Target_selector::do_instantiate_target): New pure virtual
10374 (Target_selector::do_recognize): New virtual function.
10375 (Target_selector::do_recognize_by_name): New virtual function.
10376 (Target_selector::instantiate_target): New private function.
10377 (supported_target_names): Declare.
10378 * target-select.cc (Target_selector::Target_selector): Update for
10379 new parameter and fields.
10380 (select_target_by_name): Check that the name matches before
10381 calling recognize_by_name.
10382 (supported_target_names): New function.
10383 * i386.cc (class Target_selector_i386): Update Target_selector
10384 constructor call. Remove recognize and recognize_by_name. Add
10385 do_instantiate_target.
10386 * x86_64.cc (class Target_selector_x86_64): Likewise.
10387 * testsuite/testfile.cc (class Target_selector_test): Update for
10388 changes to Target_selector.
10390 * README: Rewrite, with some notes on unsupported features.
10392 2008-03-24 Cary Coutant <ccoutant@google.com>
10394 * i386.cc (Target_i386::Got_type): New enum declaration.
10395 (Target_i386::Scan::local): Updated callers of Output_data_got
10397 (Target_i386::Scan::global): Likewise.
10398 (Target_i386::Relocate::relocate): Likewise.
10399 (Target_i386::Relocate::relocate_tls): Likewise.
10400 * object.h (Got_offset_list): New class.
10401 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10402 (Sized_relobj::local_got_offset): Likewise.
10403 (Sized_relobj::set_local_got_offset): Likewise.
10404 (Sized_relobj::local_has_tls_got_offset): Removed.
10405 (Sized_relobj::local_tls_got_offset): Removed.
10406 (Sized_relobj::set_local_tls_got_offset): Removed.
10407 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10408 * output.cc (Output_data_got::add_global): Added got_type parameter.
10409 (Output_data_got::add_global_with_rel): Likewise.
10410 (Output_data_got::add_global_with_rela): Likewise.
10411 (Output_data_got::add_global_pair_with_rel): New function.
10412 (Output_data_got::add_global_pair_with_rela): New function.
10413 (Output_data_got::add_local): Added got_type parameter.
10414 (Output_data_got::add_local_with_rel): Likewise.
10415 (Output_data_got::add_local_with_rela): Likewise.
10416 (Output_data_got::add_local_pair_with_rel): New function.
10417 (Output_data_got::add_local_pair_with_rela): New function.
10418 (Output_data_got::add_global_tls): Removed.
10419 (Output_data_got::add_global_tls_with_rel): Removed.
10420 (Output_data_got::add_global_tls_with_rela): Removed.
10421 (Output_data_got::add_local_tls): Removed.
10422 (Output_data_got::add_local_tls_with_rel): Removed.
10423 (Output_data_got::add_local_tls_with_rela): Removed.
10424 * output.h (Output_data_got::add_global): Added got_type parameter.
10425 (Output_data_got::add_global_with_rel): Likewise.
10426 (Output_data_got::add_global_with_rela): Likewise.
10427 (Output_data_got::add_global_pair_with_rel): New function.
10428 (Output_data_got::add_global_pair_with_rela): New function.
10429 (Output_data_got::add_local): Added got_type parameter.
10430 (Output_data_got::add_local_with_rel): Likewise.
10431 (Output_data_got::add_local_with_rela): Likewise.
10432 (Output_data_got::add_local_pair_with_rel): New function.
10433 (Output_data_got::add_local_pair_with_rela): New function.
10434 (Output_data_got::add_global_tls): Removed.
10435 (Output_data_got::add_global_tls_with_rel): Removed.
10436 (Output_data_got::add_global_tls_with_rela): Removed.
10437 (Output_data_got::add_local_tls): Removed.
10438 (Output_data_got::add_local_tls_with_rel): Removed.
10439 (Output_data_got::add_local_tls_with_rela): Removed.
10440 * resolve.cc (Symbol::override_base_with_special): Removed
10441 reference to has_got_offset_ field.
10442 * symtab.cc (Symbol::init_fields): Replaced initialization
10443 of got_offset_ with got_offsets_. Removed initialization
10445 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10446 (Symbol::got_offset): Likewise.
10447 (Symbol::set_got_offset): Likewise.
10448 (Symbol::has_tls_got_offset): Removed.
10449 (Symbol::tls_got_offset): Removed.
10450 (Symbol::set_tls_got_offset): Removed.
10451 (Symbol::got_offset_): Removed.
10452 (Symbol::tls_mod_got_offset_): Removed.
10453 (Symbol::tls_pair_got_offset_): Removed.
10454 (Symbol::got_offsets_): New field.
10455 (Symbol::has_got_offset): Removed.
10456 (Symbol::has_tls_mod_got_offset): Removed.
10457 (Symbol::has_tls_pair_got_offset): Removed.
10458 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10459 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10461 (Target_x86_64::Scan::global): Likewise.
10462 (Target_x86_64::Relocate::relocate): Likewise.
10463 (Target_x86_64::Relocate::relocate_tls): Likewise.
10465 2008-03-25 Ben Elliston <bje@au.ibm.com>
10467 * yyscript.y: Fix spelling error in comment.
10469 2008-03-24 Ian Lance Taylor <iant@google.com>
10471 * options.h (class General_options): Define build_id option.
10472 * layout.h (class Layout): Declare write_build_id, create_note,
10473 create_build_id. Add build_id_note_ member.
10474 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10475 "libiberty.h", "md5.h", "sha1.h".
10476 (Layout::Layout): Initialize eh_frame_data_,
10477 eh_frame_hdr_section_, and build_id_note_.
10478 (Layout::finalize): Call create_build_id.
10479 (Layout::create_note): New function, broken out of
10480 Layout::create_gold_note.
10481 (Layout::create_gold_note): Call create_note.
10482 (Layout::create_build_id): New function.
10483 (Layout::write_build_id): New function.
10484 (Close_task_runner::run): Call write_build_id.
10486 * x86_64.cc: Correct license to GPLv3.
10488 2008-03-23 Ian Lance Taylor <iant@google.com>
10490 * options.cc: Include "demangle.h".
10491 (parse_optional_string): New function.
10492 (parse_long_option): Handle takes_optional_argument.
10493 (parse_short_option): Update dash_z initializer. Handle
10494 takes_optional_argument.
10495 (General_options::General_options): Initialize do_demangle_.
10496 (General_options::finalize): Set do_demangle_. Handle demangling
10498 * options.h (parse_optional_string): Declare.
10499 (struct One_option): Add optional_arg field. Update constructor.
10500 Update call constructor calls. Add takes_optional_argument
10502 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10503 (DEFINE_optional_string): Define.
10504 (General_options::demangle): Change from DEFINE_bool to
10505 DEFINE_optional_string.
10506 (General_options::no_demangle): New function.
10507 (General_options::do_demangle): New function.
10508 (General_options::set_do_demangle): New function.
10509 (General_options::execstack_status_): Move definition to end of
10511 (General_options::static_): Likewise.
10512 (General_options::do_demangle_): New field.
10513 * object.cc (big_endian>::get_symbol_location_info): Call
10514 Options::do_demangle, not Options::demangle.
10515 * symtab.cc (demangle): Likewise.
10517 2008-03-22 Ian Lance Taylor <iant@google.com>
10519 * gold.h: Include <cstddef> and <sys/types.h>
10520 * options.h: Include <cstring>.
10522 2008-03-21 Ian Lance Taylor <iant@google.com>
10524 * Added source code to GNU binutils.