1 2011-06-02 Nick Clifton <nickc@redhat.com>
3 * dynobj.h: Fix spelling mistake in comment.
6 2011-05-31 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
11 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
12 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
13 redundant arm_exidx_test.so.
14 * testsuite/Makefile.in: Regenerate.
15 (check_SCRIPTS): Add pr12826.sh
16 (check_DATA): Add pr12826.stdout
17 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
18 * testsuite/pr12826.sh: New file.
19 * testsuite/pr12826_1.s: Ditto.
20 * testsuite/pr12826_1.s: Ditto.
22 2011-05-30 Ian Lance Taylor <iant@google.com>
24 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
27 2011-05-29 Ian Lance Taylor <iant@google.com>
30 * testsuite/Makefile.am: Use different file name for two_file_test
31 temporary file for each incremental test.
32 * testsuite/Makefile.in: Rebuild.
34 2011-05-29 Ian Lance Taylor <iant@google.com>
36 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
37 binary input file is empty.
39 2011-05-27 Ian Lance Taylor <iant@google.com>
41 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
42 (ver_test_9.so): Likewise.
43 * testsuite/Makefile.in: Rebuild.
45 2011-05-26 Cary Coutant <ccoutant@google.com>
47 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
48 * incremental.cc (Incremental_inputs::report_input_section): Fix
50 (Incremental_inputs::report_comdat_group): New function.
51 (Output_section_incremental_inputs::set_final_data_size): Adjust size
52 of data for incremental input file entry.
53 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
54 group count, COMDAT group signatures.
55 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
56 an unchanged input file.
57 * incremental.h (Incremental_object_entry::Incremental_object_entry):
58 Initialize new data member.
59 (Incremental_object_entry::add_comdat_group): New function.
60 (Incremental_object_entry::get_comdat_group_count): New function.
61 (Incremental_object_entry::get_comdat_signature_key): New function.
62 (Incremental_object_entry::groups_): New data member.
63 (Incremental_inputs::report_comdat_group): New function.
64 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
65 data for incremental input file entry.
66 (Incremental_input_entry_reader::get_comdat_group_count): New function.
67 (Incremental_input_entry_reader::get_input_section): Adjust size of
68 data for incremental input file entry.
69 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
70 (Incremental_input_entry_reader::get_comdat_group_signature): New
72 * object.cc (Sized_relobj::include_section_group): Report kept
73 COMDAT groups for incremental links.
75 2011-05-24 David Meyer <pdox@google.com>
77 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
78 with name parameter. Add found_name parameter.
79 * fileread.cc (Input_file::find_file): Adjust code accordingly.
80 * dirsearch.h (class Dirsearch): Update declaration.
82 2011-05-24 Ian Lance Taylor <iant@google.com>
84 * archive.cc (Library_base::should_include_member): Pull in object
85 from archive if it defines the entry symbol.
86 * parameters.cc (Parameters::entry): New function.
87 * parameters.h (class Parameters): Declare entry.
88 * output.h (class Output_file_header): Remove entry_ field.
89 * output.cc (Output_file_header::Output_file_header): Remove entry
90 parameter. Change all callers.
91 (Output_file_header::entry): Use parameters->entry.
92 * gold.cc (queue_middle_tasks): Likewise.
93 * plugin.cc (Plugin_hook::run): Likewise.
95 2011-05-24 Cary Coutant <ccoutant@google.com>
97 * gold.cc (queue_initial_tasks): Pass incremental base filename
98 to Output_file::open_base_file; don't print error message.
99 * incremental-dump.cc (main): Adjust call to
100 Output_file::open_for_modification.
101 * incremental-dump.cc (main): Likewise.
102 * incremental.cc (Incremental_inputs::report_command_line):
103 Ignore --incremental-base option when comparing command lines.
104 Ignore parameter when given as separate argument.
105 * options.h (class General_options): Add --incremental-base.
106 * output.cc (Output_file::Output_file):
107 (Output_file::open_base_file): Add base_name and writable parameters;
108 read base file into new file; print error message here.
109 (Output_file::map_no_anonymous): Add writable parameter; adjust all
111 * output.h (Output_file::open_for_modification): Rename to...
112 (Output_file::open_base_file): ...this; add base_name and
113 writable parameters; adjust all callers.
114 (Output_file::map_no_anonymous): Add writable parameter; adjust all
116 * testsuite/Makefile.am (incremental_test_4): Test
118 * testsuite/Makefile.in: Regenerate.
120 2011-05-24 Cary Coutant <ccoutant@google.com>
122 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
124 * testsuite/Makefile.in: Regenerate.
125 * testsuite/two_file_test_1_v1.cc: New test source file.
126 * testsuite/two_file_test_1b_v1.cc: New test source file.
127 * testsuite/two_file_test_2_v1.cc: New test source file.
129 2011-05-24 Cary Coutant <ccoutant@google.com>
131 * dynobj.h (Dynobj::do_dynobj): New function.
132 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
133 flag and soname for shared objects.
134 * incremental.cc (Incremental_inputs::report_object): Make
135 either Incremental_object_entry or Incremental_dynobj_entry; add
136 soname to string table.
137 (Incremental_inputs::report_input_section): Add assertion.
138 (Output_section_incremental_inputs::set_final_data_size): Adjust
139 type of input file entry for shared libraries; adjust size of
140 shared library info entry.
141 (Output_section_incremental_inputs::write_input_files): Write
142 as_needed flag for shared libraries.
143 (Output_section_incremental_inputs::write_info_blocks): Adjust type
144 of input file entry for shared libraries; write soname.
145 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
146 soname from incremental info.
147 * incremental.h (enum Incremental_input_flags): Add
148 INCREMENTAL_INPUT_AS_NEEDED.
149 (Incremental_input_entry::Incremental_input_entry): Initialize new
151 (Incremental_input_entry::set_as_needed): New function.
152 (Incremental_input_entry::as_needed): New function.
153 (Incremental_input_entry::do_dynobj_entry): New function.
154 (Incremental_input_entry::as_needed_): New data member.
155 (Incremental_object_entry::Incremental_object_entry): Don't check
157 (Incremental_object_entry::do_type): Likewise.
158 (class Incremental_dynobj_entry): New class.
159 (Incremental_input_entry_reader::as_needed): New function.
160 (Incremental_input_entry_reader::get_soname): New function.
161 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
162 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
163 size of shared library info entry.
164 * layout.cc (Layout::finish_dynamic_section): Don't test for
165 incremental link when adding DT_NEEDED entries.
166 * object.h (Object::Object): Initialize new data member.
167 (Object::dynobj): New function.
168 (Object::set_as_needed): New function.
169 (Object::as_needed): New function.
170 (Object::do_dynobj): New function.
171 (Object::as_needed_): New data member.
173 2011-05-24 Cary Coutant <ccoutant@google.com>
175 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
176 info; adjust display of GOT entries.
177 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
178 vector of input objects; remove file_status_.
179 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
180 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
181 got_plt reader; call target hooks to reserve GOT entries.
182 (Output_section_incremental_inputs::set_final_data_size): Adjust size
183 of input file info header and GOT info entry.
184 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
186 (Got_plt_view_info::got_descriptor): Remove.
187 (Got_plt_view_info::sym_index): New data member.
188 (Got_plt_view_info::input_index): New data member.
189 (Local_got_offset_visitor::visit): Write input file index.
190 (Global_got_offset_visitor::visit): Write 0 for input file index.
191 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
192 with sym_index and input_index.
193 (Output_section_incremental_inputs::write_got_plt): Adjust size of
194 incremental info GOT entry; replace got_descriptor with input_index.
195 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
196 map from input file index to object.
197 (Sized_relobj_incr::do_layout): Replace direct data member reference
198 with accessor function.
199 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
200 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
201 Adjust size of input file info header.
202 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
203 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
204 (Incremental_input_entry_reader::get_input_section): Adjust size of
205 input file info header.
206 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
207 of incremental info GOT entry.
208 (Incremental_got_plt_reader::get_got_desc): Remove.
209 (Incremental_got_plt_reader::get_got_symndx): New function.
210 (Incremental_got_plt_reader::get_got_input_index): New function.
211 (Sized_incremental_binary::Sized_incremental_binary): Remove
212 file_status_; add input_objects_.
213 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
214 (Sized_incremental_binary::set_file_is_unchanged): Remove.
215 (Sized_incremental_binary::file_is_unchanged): Remove.
216 (Sized_incremental_binary::set_input_object): New function.
217 (Sized_incremental_binary::input_object): New function.
218 (Sized_incremental_binary::file_status_): Remove.
219 (Sized_incremental_binary::input_objects_): New data member.
220 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
222 (Sized_relobj_incr::invalid_address): Move to base class.
223 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
225 (Sized_relobj_incr::do_output_section_offset): Likewise.
226 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
227 (Sized_relobj_incr::section_offsets_): Likewise.
228 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
230 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
231 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
232 with accessor function.
233 (Sized_relobj_file::do_layout): Likewise.
234 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
235 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
236 (Sized_relobj_file::compute_final_local_value): Replace refs to
237 section_offsets_ with accessor function.
238 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
239 * object.h (Relobj::Relobj): Initialize new data members.
240 (Relobj::add_dyn_reloc): New function.
241 (Relobj::first_dyn_reloc): New function.
242 (Relobj::dyn_reloc_count): New function.
243 (Relobj::first_dyn_reloc_): New data member.
244 (Relobj::dyn_reloc_count_): New data member.
245 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
247 (Sized_relobj::Address): New typedef.
248 (Sized_relobj::invalid_address): Move here from child class.
249 (Sized_relobj::Sized_relobj): Initialize new data members.
250 (Sized_relobj::sized_relobj): New function.
251 (Sized_relobj::is_output_section_offset_invalid): Move here from
253 (Sized_relobj::get_output_section_offset): Likewise.
254 (Sized_relobj::local_has_got_offset): Likewise.
255 (Sized_relobj::local_got_offset): Likewise.
256 (Sized_relobj::set_local_got_offset): Likewise.
257 (Sized_relobj::do_for_all_local_got_entries): Likewise.
258 (Sized_relobj::clear_got_offsets): New function.
259 (Sized_relobj::section_offsets): Move here from child class.
260 (Sized_relobj::do_output_section_offset): Likewise.
261 (Sized_relobj::do_set_section_offset): Likewise.
262 (Sized_relobj::Local_got_offsets): Likewise.
263 (Sized_relobj::local_got_offsets_): Likewise.
264 (Sized_relobj::section_offsets_): Likewise.
265 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
267 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
269 (Sized_relobj_file::sized_relobj): New function
270 (Sized_relobj_file::local_has_got_offset): Move to base class.
271 (Sized_relobj_file::local_got_offset): Likewise.
272 (Sized_relobj_file::set_local_got_offset): Likewise.
273 (Sized_relobj_file::get_output_section_offset): Likewise.
274 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
275 (Sized_relobj_file::do_output_section_offset): Likewise.
276 (Sized_relobj_file::do_set_section_offset): Likewise.
277 (Sized_relobj_file::Local_got_offsets): Likewise.
278 (Sized_relobj_file::local_got_offsets_): Likewise.
279 (Sized_relobj_file::section_offsets_): Likewise.
280 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
282 (set_needs_dynsym_index): Convert relobj to derived class pointer.
283 (Output_reloc::get_symbol_index): Likewise.
284 (Output_reloc::local_section_offset): Likewise.
285 (Output_reloc::get_address): Likewise.
286 (Output_reloc::symbol_value): Likewise.
287 (Output_data_got::reserve_slot): Move to class definition.
288 (Output_data_got::reserve_local): New function.
289 (Output_data_got::reserve_slot_for_global): Remove.
290 (Output_data_got::reserve_global): New function.
291 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
292 (all constructors, two instantiations).
293 (Output_reloc::get_relobj): New function (two instantiations).
294 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
295 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
296 (Output_data_reloc::add_global): Adjust type of relobj.
297 (Output_data_reloc::add_global_relative): Likewise.
298 (Output_data_reloc::add_symbolless_global_addend): Likewise.
299 (Output_data_reloc::add_local): Likewise.
300 (Output_data_reloc::add_local_relative): Likewise.
301 (Output_data_reloc::add_symbolless_local_addend): Likewise.
302 (Output_data_reloc::add_local_section): Likewise.
303 (Output_data_reloc::add_output_section): Likewise.
304 (Output_data_reloc::add_absolute): Likewise.
305 (Output_data_reloc::add_target_specific): Likewise.
306 (Output_data_got::reserve_slot): Move definition here.
307 (Output_data_got::reserve_local): New function.
308 (Output_data_got::reserve_global): New function.
309 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
310 section_offsets_ with accessor function.
311 (Sized_relobj_file::write_sections): Likewise.
312 (Sized_relobj_file::do_relocate_sections): Likewise.
313 * target.h (Sized_target::reserve_local_got_entry): New function.
314 (Sized_target::reserve_global_got_entry): New function.
315 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
316 (Target_x86_64::reserve_global_got_entry): New function.
317 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
319 2011-05-23 Cary Coutant <ccoutant@google.com>
321 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
322 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
323 bit when checking got_type.
324 * incremental.cc (Sized_incremental_binary::setup_readers):
325 Store symbol table and string table locations; initialize bit vector
326 of file status flags.
327 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
329 (Sized_incremental_binary::do_process_got_plt): New function.
330 (Sized_incremental_binary::get_symtab_view): Use stored locations.
331 (Output_section_incremental_inputs::set_final_data_size): Record
332 file index for each input file.
333 (Output_section_incremental_inputs::write_got_plt): Store file index
334 instead of input entry offset for each GOT entry.
336 (Incremental_input_entry::Incremental_input_entry): Initialize new
338 (Incremental_input_entry::set_offset): Store file index.
339 (Incremental_input_entry::get_file_index): New function.
340 (Incremental_input_entry::file_index_): New data member.
341 (Incremental_binary::process_got_plt): New function.
342 (Incremental_binary::do_process_got_plt): New function.
343 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
345 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
346 (Sized_incremental_binary::set_file_is_unchanged): New function.
347 (Sized_incremental_binary::file_is_unchanged): New function.
348 (Sized_incremental_binary::do_process_got_plt): New function.
349 (Sized_incremental_binary::file_status_): New data member.
350 (Sized_incremental_binary::main_symtab_loc_): New data member.
351 (Sized_incremental_binary::main_strtab_loc_): New data member.
352 * output.cc (Output_data_got::Got_entry::write): Add case
354 (Output_data_got::add_global): Call add_got_entry.
355 (Output_data_got::add_global_plt): Likewise.
356 (Output_data_got::add_global_with_rel): Likewise.
357 (Output_data_got::add_global_with_rela): Likewise.
358 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
359 (Output_data_got::add_global_pair_with_rela): Likewise.
360 (Output_data_got::add_local): Call add_got_entry.
361 (Output_data_got::add_local_plt): Likewise.
362 (Output_data_got::add_local_with_rel): Likewise.
363 (Output_data_got::add_local_with_rela): Likewise.
364 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
365 (Output_data_got::add_local_pair_with_rela): Likewise.
366 (Output_data_got::reserve_slot): New function.
367 (Output_data_got::reserve_slot_for_global): New function.
368 (Output_data_got::add_got_entry): New function.
369 (Output_data_got::add_got_entry_pair): New function.
370 (Output_section::add_output_section_data): Edit FIXME.
372 (Output_section_data_build::Output_section_data_build): New
373 constructor with size parameter.
374 (Output_data_space::Output_data_space): Likewise.
375 (Output_data_got::Output_data_got): Initialize new data member; new
376 constructor with size parameter.
377 (Output_data_got::add_constant): Call add_got_entry.
378 (Output_data_got::reserve_slot): New function.
379 (Output_data_got::reserve_slot_for_global): New function.
380 (class Output_data_got::Got_entry): Add RESERVED_CODE.
381 (Output_data_got::add_got_entry): New function.
382 (Output_data_got::add_got_entry_pair): New function.
383 (Output_data_got::free_list_): New data member.
384 * target.h (Sized_target::init_got_plt_for_update): New function.
385 (Sized_target::register_global_plt_entry): New function.
386 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
387 Initialize new data member; call init; add constructor with PLT count.
388 (Output_data_plt_x86_64::init): New function.
389 (Output_data_plt_x86_64::add_relocation): New function.
390 (Output_data_plt_x86_64::reserve_slot): New function.
391 (Output_data_plt_x86_64::free_list_): New data member.
392 (Target_x86_64::init_got_plt_for_update): New function.
393 (Target_x86_64::register_global_plt_entry): New function.
394 (Output_data_plt_x86_64::add_entry): Allocate from free list for
396 (Output_data_plt_x86_64::add_relocation): New function.
397 * testsuite/object_unittest.cc (Object_test): Set default options.
399 2011-05-16 Ian Lance Taylor <iant@google.com>
401 * options.h (class General_options): Make -i a synonym for -r.
403 2011-05-16 Ian Lance Taylor <iant@google.com>
405 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
407 2011-05-10 Cary Coutant <ccoutant@google.com>
409 * object.cc (Sized_relobj::do_count_local_symbols): Check for
412 2011-05-06 Ian Lance Taylor <iant@google.com>
414 * layout.cc (Layout::layout): If the output section flags change,
417 2011-04-25 Cary Coutant <ccoutant@google.com>
419 * incremental-dump.cc (dump_incremental_inputs): Print local
420 symbol info for each input file.
422 (Output_section_incremental_inputs::set_final_data_size): Add local
423 symbol info to input file entries in incremental info.
424 (Output_section_incremental_inputs::write_info_blocks): Likewise.
425 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
426 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
427 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
429 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
430 (Sized_incr_relobj::do_relocate): Write the local symbols.
431 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
432 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
433 Adjust size of input file header.
434 (Incremental_inputs_reader::get_local_symbol_offset): New function.
435 (Incremental_inputs_reader::get_local_symbol_count): New function.
436 (Incremental_inputs_reader::get_input_section): Adjust size of input
438 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
439 (Sized_incr_relobj::This): New typedef.
440 (Sized_incr_relobj::sym_size): New const data member.
441 (Sized_incr_relobj::Local_symbol): New struct.
442 (Sized_incr_relobj::do_output_local_symbol_count): New function.
443 (Sized_incr_relobj::do_local_symbol_offset): New function.
444 (Sized_incr_relobj::local_symbol_count_): New data member.
445 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
446 (Sized_incr_relobj::local_symbol_index_): New data member.
447 (Sized_incr_relobj::local_symbol_offset_): New data member.
448 (Sized_incr_relobj::local_dynsym_offset_): New data member.
449 (Sized_incr_relobj::local_symbols_): New data member.
450 * object.h (Relobj::output_local_symbol_count): New function.
451 (Relobj::local_symbol_offset): New function.
452 (Relobj::do_output_local_symbol_count): New function.
453 (Relobj::do_local_symbol_offset): New function.
454 (Sized_relobj::do_output_local_symbol_count): New function.
455 (Sized_relobj::do_local_symbol_offset): New function.
457 2011-04-22 Vladimir Simonov <sv@sw.ru>
459 * descriptors.cc (set_close_on_exec): New function.
460 (Descriptors::open): Use set_close_on_exec.
461 * output.cc (S_ISLNK): Define if not defined.
463 2011-04-22 Cary Coutant <ccoutant@google.com>
465 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
467 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
468 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
469 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
471 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
472 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
473 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
475 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
477 (Incremental_binary::apply_incremental_relocs): New function.
478 (Incremental_binary::do_apply_incremental_relocs): New function.
479 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
481 (Sized_incremental_binary::add_global_symbol): New function.
482 (Sized_incremental_binary::global_symbol): New function.
483 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
484 (Sized_incremental_binary::symbol_map_): New data member.
485 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
486 * target.h (Sized_target::apply_relocation): New function.
487 * target-reloc.h (apply_relocation): New function.
488 * x86_64.cc (Target_x86_64::apply_relocation): New function.
490 2011-04-22 Doug Kwan <dougkwan@google.com>
492 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
493 flag of a SHT_ARM_EXIDX section.
494 * testsuite/Makefile.am (arm_exidx_test): New test rules.
495 * testsuite/Makefile.in: Regenerate.
496 * testsuite/arm_exidx_test.s: New file.
497 * testsuite/arm_exidx_test.sh: Same.
499 2011-04-20 Cary Coutant <ccoutant@google.com>
502 * archive.h (Incremental_archive_entry::Archive_member):
503 Initialize arg_serial_ (second constructor).
505 2011-04-17 Ian Lance Taylor <iant@google.com>
507 * object.cc (Relocate_info::location): Simplify location string.
508 * errors.cc (Errors::error_at_location): Don't print program
510 (Errors::warning_at_location): Likewise.
511 (Errors::undefined_symbol): Likewise.
512 * testsuite/debug_msg.sh: Update accordingly.
514 2011-04-14 Cary Coutant <ccoutant@google.com>
516 * gold/layout.cc (Layout::symtab_section_offset): New function.
517 * gold/layout.h (Layout::symtab_section_offset): New function.
518 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
520 2011-04-12 Ian Lance Taylor <iant@google.com>
522 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
524 * output.h (class Output_file): Add map_is_allocated_ field.
525 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
526 not available, provide stubs. If mremap is not available, #define
528 (MREMAP_MAYMOVE): Define if not defined.
529 (Output_file::Output_file): Initialize map_is_allocated_.
530 (Output_file::resize): Check map_is_allocated_.
531 (Output_file::map_anonymous): If mmap fails, use malloc.
532 (Output_file::unmap): Don't do anything for an anonymous map.
533 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
534 is not available, provide stubs.
535 (File_read::View::~View): Use free rather than delete[].
536 (File_read::make_view): Use malloc rather than new[]. If mmap
538 (File_read::find_or_make_view): Use malloc rather than new[].
539 * gold.h: Remove HAVE_REMAP code.
540 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
541 exists. Rename mremap to gold_mremap. If mmap is not available
543 * configure, config.in: Rebuild.
545 2011-04-11 Ian Lance Taylor <iant@google.com>
547 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
548 initialize local variable v.
550 2011-04-11 Cary Coutant <ccoutant@google.com>
552 * archive.cc (Archive::include_member): Adjust call to
554 (Add_archive_symbols::run): Track argument serial numbers.
555 (Lib_group::include_member): Likewise.
556 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
557 * archive.h (Incremental_archive_entry::Archive_member):
558 Initialize arg_serial_.
559 (Archive_member::arg_serial_): New data member.
560 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
561 (Sized_dynobj::do_add_symbols): Track symbols when doing an
563 (Sized_dynobj::do_for_all_local_got_entries): New function.
564 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
566 * fileread.cc (get_mtime): New function.
567 * fileread.h (get_mtime): New function.
568 * gold.cc (queue_initial_tasks): Check for incremental update.
569 (process_incremental_input): New function.
570 (queue_middle_tasks): Don't force valid target for incremental
572 * incremental-dump.cc (find_input_containing_global): Adjust
573 size of symbol info entry.
574 (dump_incremental_inputs): Dump argument serial number and
575 in_system_directory flag; bias shndx by 1; print symbol names
576 when dumping per-file symbol lists; use new symbol info readers.
578 (Output_section_incremental_inputs:update_data_size): New function.
579 (Sized_incremental_binary::setup_readers): Setup input readers
580 for each input file; build maps for files added from libraries
582 (Sized_incremental_binary::check_input_args): New function.
583 (Sized_incremental_binary::do_check_inputs): Build map of argument
584 serial numbers to input arguments.
585 (Sized_incremental_binary::do_file_has_changed): Rename
586 do_file_is_unchanged to this; compare file modification times.
587 (Sized_incremental_binary::do_init_layout): New function.
588 (Sized_incremental_binary::do_reserve_layout): New function.
589 (Sized_incremental_binary::do_get_input_reader): Remove.
590 (Sized_incremental_binary::get_symtab_view): New function.
591 (Incremental_checker::can_incrementally_link_output_file): Remove.
592 (Incremental_inputs::report_command_line): Exclude --debug options.
593 (Incremental_inputs::report_archive_begin): Add parameter; track
594 argument serial numbers; don't put input file entry for archive
595 before archive members.
596 (Incremental_inputs::report_archive_end): Put input file entry
597 for archive after archive members.
598 (Incremental_inputs::report_object): Add parameter; track argument
599 serial numbers and in_system_directory flag.
600 (Incremental_inputs::report_script): Add parameter; track argument
602 (Output_section_incremental_inputs::set_final_data_size): Adjust
603 size of symbol info entry; check for forwarding symbols.
604 (Output_section_incremental_inputs::write_input_files): Write
605 in_system_directory flag and argument serial number.
606 (Output_section_incremental_inputs::write_info_blocks): Map section
607 indices between incremental info and original input file; store
608 input section index for each symbol.
609 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
610 change operator() to visit().
611 (class Global_got_offset_visitor): Likewise.
612 (class Global_symbol_visitor_got_plt):
613 (Output_section_incremental_inputs::write_got_plt): Use new visitor
615 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
616 (Sized_incr_relobj::do_read_symbols): New function.
617 (Sized_incr_relobj::do_layout): New function.
618 (Sized_incr_relobj::do_layout_deferred_sections): New function.
619 (Sized_incr_relobj::do_add_symbols): New function.
620 (Sized_incr_relobj::do_should_include_member): New function.
621 (Sized_incr_relobj::do_for_all_global_symbols): New function.
622 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
623 (Sized_incr_relobj::do_section_size): New function.
624 (Sized_incr_relobj::do_section_name): New function.
625 (Sized_incr_relobj::do_section_contents): New function.
626 (Sized_incr_relobj::do_section_flags): New function.
627 (Sized_incr_relobj::do_section_entsize): New function.
628 (Sized_incr_relobj::do_section_address): New function.
629 (Sized_incr_relobj::do_section_type): New function.
630 (Sized_incr_relobj::do_section_link): New function.
631 (Sized_incr_relobj::do_section_info): New function.
632 (Sized_incr_relobj::do_section_addralign): New function.
633 (Sized_incr_relobj::do_initialize_xindex): New function.
634 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
635 (Sized_incr_relobj::do_read_relocs): New function.
636 (Sized_incr_relobj::do_gc_process_relocs): New function.
637 (Sized_incr_relobj::do_scan_relocs): New function.
638 (Sized_incr_relobj::do_count_local_symbols): New function.
639 (Sized_incr_relobj::do_finalize_local_symbols): New function.
640 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
641 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
642 (Sized_incr_relobj::do_relocate): New function.
643 (Sized_incr_relobj::do_set_section_offset): New function.
644 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
645 (Sized_incr_dynobj::do_read_symbols): New function.
646 (Sized_incr_dynobj::do_layout): New function.
647 (Sized_incr_dynobj::do_add_symbols): New function.
648 (Sized_incr_dynobj::do_should_include_member): New function.
649 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
650 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
651 (Sized_incr_dynobj::do_section_size): New function.
652 (Sized_incr_dynobj::do_section_name): New function.
653 (Sized_incr_dynobj::do_section_contents): New function.
654 (Sized_incr_dynobj::do_section_flags): New function.
655 (Sized_incr_dynobj::do_section_entsize): New function.
656 (Sized_incr_dynobj::do_section_address): New function.
657 (Sized_incr_dynobj::do_section_type): New function.
658 (Sized_incr_dynobj::do_section_link): New function.
659 (Sized_incr_dynobj::do_section_info): New function.
660 (Sized_incr_dynobj::do_section_addralign): New function.
661 (Sized_incr_dynobj::do_initialize_xindex): New function.
662 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
663 (make_sized_incremental_object): New function.
664 (Incremental_library::copy_unused_symbols): New function.
665 (Incremental_library::do_for_all_unused_symbols): New function.
666 * incremental.h (enum Incremental_input_flags): New type.
667 (class Incremental_checker): Remove.
668 (Incremental_input_entry::Incremental_input_entry): Add argument
670 (Incremental_input_entry::arg_serial): New function.
671 (Incremental_input_entry::set_is_in_system_directory): New function.
672 (Incremental_input_entry::is_in_system_directory): New function.
673 (Incremental_input_entry::arg_serial_): New data member.
674 (Incremental_input_entry::is_in_system_directory_): New data member.
675 (class Script_info): Move here from script.h.
676 (Script_info::Script_info): Add filename parameter.
677 (Script_info::filename): New function.
678 (Script_info::filename_): New data member.
679 (Incremental_script_entry::Incremental_script_entry): Add argument
681 (Incremental_object_entry::Incremental_object_entry): Likewise.
682 (Incremental_object_entry::add_input_section): Build list of input
683 sections with map to original shndx.
684 (Incremental_object_entry::get_input_section_index): New function.
685 (Incremental_object_entry::shndx_): New data member.
686 (Incremental_object_entry::name_key_): Rename; adjust all refs.
687 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
688 (Incremental_archive_entry::Incremental_archive_entry): Add argument
690 (Incremental_inputs::report_archive_begin): Likewise.
691 (Incremental_inputs::report_object): Likewise.
692 (Incremental_inputs::report_script): Likewise.
693 (class Incremental_global_symbol_reader): New class.
694 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
695 and store flags and input file type.
696 (Incremental_input_entry_reader::arg_serial): New function.
697 (Incremental_input_entry_reader::type): Extract type from flags.
698 (Incremental_input_entry_reader::is_in_system_directory): New function.
699 (Incremental_input_entry_reader::get_input_section_count): Call
700 accessor function for type.
701 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
702 function for type; adjust size of global symbol entry.
703 (Incremental_input_entry_reader::get_global_symbol_count): Call
704 accessor function for type.
705 (Incremental_input_entry_reader::get_object_count): Likewise.
706 (Incremental_input_entry_reader::get_object_offset): Likewise.
707 (Incremental_input_entry_reader::get_member_count): Likewise.
708 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
709 (Incremental_input_entry_reader::get_member_offset): Likewise.
710 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
711 (Incremental_input_entry_reader::Global_symbol_info): Remove.
712 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
713 (Incremental_input_entry_reader::get_global_symbol_reader): New
715 (Incremental_input_entry_reader::get_output_symbol_index): New
717 (Incremental_input_entry_reader::type_): Remove.
718 (Incremental_input_entry_reader::flags_): New data member.
719 (Incremental_inputs_reader::input_file_offset): New function.
720 (Incremental_inputs_reader::input_file_index): New function.
721 (Incremental_inputs_reader::input_file): Call input_file_offset.
722 (Incremental_inputs_reader::input_file_at_offset): New function.
723 (Incremental_relocs_reader::get_r_type): Reformat.
724 (Incremental_relocs_reader::get_r_shndx): Reformat.
725 (Incremental_relocs_reader::get_r_offset): Reformat.
726 (Incremental_relocs_reader::data): New function.
727 (Incremental_binary::Incremental_binary): Initialize new data members.
728 (Incremental_binary::check_inputs): Add cmdline parameter.
729 (Incremental_binary::file_is_unchanged): Remove.
730 (Input_reader::arg_serial): New function.
731 (Input_reader::get_unused_symbol_count): New function.
732 (Input_reader::get_unused_symbol): New function.
733 (Input_reader::do_arg_serial): New function.
734 (Input_reader::do_get_unused_symbol_count): New function.
735 (Input_reader::do_get_unused_symbol): New function.
736 (Incremental_binary::input_file_count): New function.
737 (Incremental_binary::get_input_reader): Change signature to use
738 index instead of filename.
739 (Incremental_binary::file_has_changed): New function.
740 (Incremental_binary::get_input_argument): New function.
741 (Incremental_binary::get_library): New function.
742 (Incremental_binary::get_script_info): New function.
743 (Incremental_binary::init_layout): New function.
744 (Incremental_binary::reserve_layout): New function.
745 (Incremental_binary::output_file): New function.
746 (Incremental_binary::do_check_inputs): New function.
747 (Incremental_binary::do_file_is_unchanged): Remove.
748 (Incremental_binary::do_file_has_changed): New function.
749 (Incremental_binary::do_init_layout): New function.
750 (Incremental_binary::do_reserve_layout): New function.
751 (Incremental_binary::do_input_file_count): New function.
752 (Incremental_binary::do_get_input_reader): Change signature.
753 (Incremental_binary::input_args_map_): New data member.
754 (Incremental_binary::library_map_): New data member.
755 (Incremental_binary::script_map_): New data member.
756 (Sized_incremental_binary::Sized_incremental_binary): Initialize
758 (Sized_incremental_binary::output_section): New function.
759 (Sized_incremental_binary::inputs_reader): Add const.
760 (Sized_incremental_binary::symtab_reader): Add const.
761 (Sized_incremental_binary::relocs_reader): Add const.
762 (Sized_incremental_binary::got_plt_reader): Add const.
763 (Sized_incremental_binary::get_symtab_view): New function.
764 (Sized_incremental_binary::Inputs_reader): New typedef.
765 (Sized_incremental_binary::Input_entry_reader): New typedef.
766 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
767 (Sized_incremental_binary::do_file_is_unchanged): Remove.
768 (Sized_incremental_binary::do_file_has_changed): New function.
769 (Sized_incremental_binary::do_init_layout): New function.
770 (Sized_incremental_binary::do_reserve_layout): New function.
771 (Sized_input_reader::Inputs_reader): Remove.
772 (Sized_input_reader::Input_entry_reader): Remove.
773 (Sized_input_reader::do_arg_serial): New function.
774 (Sized_input_reader::do_get_unused_symbol_count): New function.
775 (Sized_input_reader::do_get_unused_symbol): New function.
776 (Sized_incremental_binary::do_input_file_count): New function.
777 (Sized_incremental_binary::do_get_input_reader): Change signature;
778 use index instead of filename.
779 (Sized_incremental_binary::section_map_): New data member.
780 (Sized_incremental_binary::input_entry_readers_): New data member.
781 (class Sized_incr_relobj): New class.
782 (class Sized_incr_dynobj): New class.
783 (make_sized_incremental_object): New function.
784 (class Incremental_library): New class.
785 * layout.cc (Free_list::num_lists): New static data member.
786 (Free_list::num_nodes): New static data member.
787 (Free_list::num_removes): New static data member.
788 (Free_list::num_remove_visits): New static data member.
789 (Free_list::num_allocates): New static data member.
790 (Free_list::num_allocate_visits): New static data member.
791 (Free_list::init): New function.
792 (Free_list::remove): New function.
793 (Free_list::allocate): New function.
794 (Free_list::dump): New function.
795 (Free_list::print_stats): New function.
796 (Layout_task_runner::run): Resize output file for incremental updates.
797 (Layout::Layout): Initialize new data members.
798 (Layout::set_incremental_base): New function.
799 (Layout::init_fixed_output_section): New function.
800 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
802 (Layout::create_gold_note): Do not create gold note section for
804 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
805 for incremental updates.
806 (Layout::set_section_offsets): For incremental updates, allocate space
808 (Layout::create_symtab_sections): Layout with offsets relative to
809 start of section; for incremental updates, allocate space from free
811 (Layout::create_shdrs): For incremental updates, allocate space from
813 (Layout::finish_dynamic_section): For incremental updates, do not
814 check --as-needed (fixed in subsequent patch).
815 * layout.h (class Free_list): New class.
816 (Layout::set_incremental_base): New function.
817 (Layout::incremental_base): New function.
818 (Layout::init_fixed_output_section): New function.
819 (Layout::allocate): New function.
820 (Layout::incremental_base_): New data member.
821 (Layout::free_list_): New data member.
822 * main.cc (main): Print Free_list statistics.
823 * object.cc (Relobj::finalize_incremental_relocs): Add
824 clear_counts parameter; clear counts only when clear_counts is set.
825 (Sized_relobj::Sized_relobj): Initialize new base class.
826 (Sized_relobj::do_layout): Don't report special sections.
827 (Sized_relobj::do_for_all_local_got_entries): New function.
828 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
829 symtab_off to all symbol table offsets.
830 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
831 * object.h (class Got_offset_list): Move to top of file.
832 (Object::Object): Allow case where input_file == NULL.
833 (Object::~Object): Likewise.
834 (Object::input_file): Assert that input_file != NULL.
835 (Object::lock): Allow case where input_file == NULL.
836 (Object::unlock): Likewise.
837 (Object::is_locked): Likewise.
838 (Object::token): Likewise.
839 (Object::release): Likewise.
840 (Object::is_incremental): New function.
841 (Object::get_mtime): New function.
842 (Object::for_all_local_got_entries): New function.
843 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
844 (Object::set_is_in_system_directory): New function.
845 (Object::is_in_system_directory): New function.
846 (Object::do_is_incremental): New function.
847 (Object::do_get_mtime): New function.
848 (Object::do_for_all_local_got_entries): New function.
849 (Object::is_in_system_directory_): New data member.
850 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
851 (class Sized_relobj_base): New class.
852 (class Sized_relobj): Derive from Sized_relobj_base.
853 (class Sized_relobj::Symbols): Redeclare from base class.
854 (class Sized_relobj::local_got_offset_list): Remove.
855 (class Sized_relobj::Output_sections): Redeclare from base class.
856 (class Sized_relobj::do_for_all_local_got_entries): New function.
857 (class Sized_relobj::write_local_symbols): Add offset parameter.
858 (class Sized_relobj::local_symbol_offset_): Update comment.
859 (class Sized_relobj::local_dynsym_offset_): Update comment.
860 * options.cc (Input_arguments::add_file): Remove const.
861 * options.h (Input_file_argument::Input_file_argument):
862 Initialize arg_serial_ (all constructors).
863 (Input_file_argument::set_arg_serial): New function.
864 (Input_file_argument::arg_serial): New function.
865 (Input_file_argument::arg_serial_): New data member.
866 (Input_arguments::Input_arguments): Initialize file_count_.
867 (Input_arguments::add_file): Remove const.
868 (Input_arguments::number_of_input_files): New function.
869 (Input_arguments::file_count_): New data member.
870 (Command_line::number_of_input_files): Call
871 Input_arguments::number_of_input_files.
872 * output.cc (Output_segment_headers::Output_segment_headers):
874 (Output_section::Input_section::current_data_size): New function.
875 (Output_section::Output_section): Initialize new data members.
876 (Output_section::add_input_section): Don't do merge sections for
877 an incremental link; allocate space from free list for an
879 (Output_section::add_output_section_data): Allocate space from
880 free list for an incremental update.
881 (Output_section::update_data_size): New function.
882 (Output_section::set_fixed_layout): New function.
883 (Output_section::reserve): New function.
884 (Output_segment::set_section_addresses): Remove const.
885 (Output_segment::set_section_list_addresses): Remove const; allocate
886 space from free list for an incremental update.
887 (Output_segment::set_offset): Adjust size of RELRO segment for an
889 * output.h (Output_data::current_data_size): Move here from
891 (Output_data::pre_finalize_data_size): New function.
892 (Output_data::update_data_size): New function.
893 (Output_section_headers::update_data_size): new function.
894 (Output_section_data_build::current_data_size): Move to Output_data.
895 (Output_data_strtab::update_data_size): New function.
896 (Output_section::current_data_size): Move to Output_data.
897 (Output_section::set_fixed_layout): New function.
898 (Output_section::has_fixed_layout): New function.
899 (Output_section::reserve): New function.
900 (Output_section::update_data_size): New function.
901 (Output_section::has_fixed_layout_): New data member.
902 (Output_section::free_list_): New data member.
903 (Output_segment::set_section_addresses): Remove const.
904 (Output_segment::set_section_list_addresses): Remove const.
905 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
907 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
909 * readsyms.cc (Read_symbols::do_read_symbols): Add library
910 parameter when calling Add_symbols constructor; store argument
911 serial number for members of a lib group.
912 (Add_symbols::locks): Allow case where token == NULL.
913 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
914 (Read_member::~Read_member): New function.
915 (Read_member::is_runnable): New function.
916 (Read_member::locks): New function.
917 (Read_member::run): New function.
918 (Check_script::~Check_script): New function.
919 (Check_script::is_runnable): New function.
920 (Check_script::locks): New function.
921 (Check_script::run): New function.
922 (Check_library::~Check_library): New function.
923 (Check_library::is_runnable): New function.
924 (Check_library::locks): New function.
925 (Check_library::run): New function.
926 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
927 (Add_symbols::library_): New data member.
928 (class Read_member): New class.
929 (class Check_script): New class.
930 (class Check_library): New class.
931 * reloc.cc (Read_relocs::is_runnable): Allow case where
933 (Read_relocs::locks): Likewise.
934 (Scan_relocs::locks): Likewise.
935 (Relocate_task::locks): Likewise.
936 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
938 (Sized_relobj::incremental_relocs_scan): Fix comment.
939 (Sized_relobj::do_relocate): Pass output file offset to
941 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
942 from class declaration.
943 * script.cc (read_input_script): Allocate Script_info; pass
944 argument serial number to report_script.
945 * script.h (class Script_info): Move to incremental.h.
946 * symtab.cc (Symbol_table::add_from_incrobj): New function.
947 * symtab.h (Symbol_table::add_from_incrobj): New function.
948 (Symbol_table::set_file_offset): New function.
950 2011-04-05 Cary Coutant <ccoutant@google.com>
952 * incremental-dump.cc (dump_incremental_inputs): Change signature
953 to take a Sized_incremental_binary; change caller. Use readers
954 in Sized_incremental_binary.
956 (Sized_incremental_binary::find_incremental_inputs_sections):
957 Rename do_find_incremental_inputs_sections to this.
958 (Sized_incremental_binary::setup_readers): New function.
959 (Sized_incremental_binary::do_check_inputs): Check
960 has_incremental_info_ flag; move setup code to setup_readers;
962 (Sized_incremental_binary::do_file_is_unchanged): New function.
963 (Sized_incremental_binary::do_get_input_reader): New function.
964 * incremental.h (class Incremental_binary): Move to end of file.
965 (Incremental_binary::file_is_unchanged): New function.
966 (Incremental_binary::do_file_is_unchanged): New function.
967 (Incremental_binary::Input_reader): New class.
968 (Incremental_binary::get_input_reader): New function.
969 (class Sized_incremental_binary): Move to end of file.
970 (Sized_incremental_binary::Sized_incremental_binary): Setup the
971 input section reader classes.
972 (Sized_incremental_binary::has_incremental_info): New function.
973 (Sized_incremental_binary::inputs_reader): New function.
974 (Sized_incremental_binary::symtab_reader): New function.
975 (Sized_incremental_binary::relocs_reader): New function.
976 (Sized_incremental_binary::got_plt_reader): New function.
977 (Sized_incremental_binary::do_file_is_unchanged): New function.
978 (Sized_incremental_binary::Sized_input_reader): New class.
979 (Sized_incremental_binary::get_input_reader): New function.
980 (Sized_incremental_binary::find_incremental_inputs_sections):
981 Rename do_find_incremental_inputs_sections to this.
982 (Sized_incremental_binary::setup_readers): New function.
983 (Sized_incremental_binary::has_incremental_info_): New data member.
984 (Sized_incremental_binary::inputs_reader_): New data member.
985 (Sized_incremental_binary::symtab_reader_): New data member.
986 (Sized_incremental_binary::relocs_reader_): New data member.
987 (Sized_incremental_binary::got_plt_reader_): New data member.
988 (Sized_incremental_binary::current_input_file_): New data member.
990 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
993 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
996 2011-03-30 Cary Coutant <ccoutant@google.com>
998 * archive.cc (Archive::include_member): Adjust call to report_object.
999 (Add_archive_symbols::run): Add script_info to call to
1000 report_archive_begin.
1001 (Lib_group::include_member): Adjust call to report_object.
1002 (Add_lib_group_symbols::run): Adjust call to report_object.
1003 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1004 blocks. Add object count for script input files.
1005 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1006 script_info parameter; change all callers.
1007 (Incremental_inputs::report_object): Add script_info parameter;
1009 (Incremental_inputs::report_script): Store backpointer to
1010 incremental info entry.
1011 (Output_section_incremental_inputs::set_final_data_size): Record
1012 additional information for scripts.
1013 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1014 * incremental.h (Incremental_script_entry::add_object): New function.
1015 (Incremental_script_entry::get_object_count): New function.
1016 (Incremental_script_entry::get_object): New function.
1017 (Incremental_script_entry::objects_): New data member; adjust
1019 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1020 (Incremental_inputs::report_object): Add script_info parameter.
1021 (Incremental_inputs_reader::get_object_count): New function.
1022 (Incremental_inputs_reader::get_object_offset): New function.
1023 * options.cc (Input_arguments::add_file): Return reference to
1025 * options.h (Input_argument::set_script_info): New function.
1026 (Input_argument::script_info): New function.
1027 (Input_argument::script_info_): New data member; adjust all
1029 (Input_file_group::add_file): Return reference to new input argument.
1030 (Input_file_lib::add_file): Likewise.
1031 (Input_arguments::add_file): Likewise.
1032 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1033 * script.cc (Parser_closure::Parser_closure): Add script_info
1034 parameter; adjust all callers.
1035 (Parser_closure::script_info): New function.
1036 (Parser_closure::script_info_): New data member.
1037 (read_input_script): Report scripts earlier to incremental info.
1038 (script_add_file): Set script_info in Input_argument.
1039 (script_add_library): Likewise.
1040 * script.h (Script_options::Script_info): Rewrite class.
1042 2011-03-29 Cary Coutant <ccoutant@google.com>
1044 * archive.cc (Library_base::should_include_member): Move
1045 method here from class Archive.
1046 (Archive::Archive): Initialize base class.
1047 (Archive::should_include_member): Move to base class.
1048 (Archive::do_for_all_unused_symbols): New function.
1049 (Add_archive_symbols::run): Remove redundant access to
1051 (Lib_group::Lib_group): Initialize base class.
1052 (Lib_group::do_filename): New function.
1053 (Lib_group::include_member): Pass pointer to Lib_group to
1055 (Lib_group::do_for_all_unused_symbols): New function.
1056 (Add_lib_group_symbols::run): Report archive information for
1058 * archive.h (class Library_base): New base class.
1059 (class Archive): Derive from Library_base.
1060 (Archive::filename): Move to base class.
1061 (Archive::set_incremental_info): Likewise.
1062 (Archive::incremental_info): Likewise.
1063 (Archive::Should_include): Likewise.
1064 (Archive::should_include_member): Likewise.
1065 (Archive::Armap_entry): Remove.
1066 (Archive::Unused_symbol_iterator): Remove.
1067 (Archive::unused_symbols_begin): Remove.
1068 (Archive::unused_symbols_end): Remove.
1069 (Archive::do_filename): New function.
1070 (Archive::do_get_mtime): New function.
1071 (Archive::do_for_all_unused_symbols): New function.
1072 (Archive::task_): Move to base class.
1073 (Archive::incremental_info_): Likewise.
1074 (class Lib_group): Derive from Library_base.
1075 (Lib_group::do_filename): New function.
1076 (Lib_group::do_get_mtime): New function.
1077 (Lib_group::do_for_all_unused_symbols): New function.
1078 (Lib_group::task_): Move to base class.
1079 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1081 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1083 * incremental.cc (Incremental_inputs::report_archive_begin):
1084 Use Library_base; call library's get_mtime; add incremental inputs
1085 entry before members.
1086 (class Unused_symbol_visitor): New class.
1087 (Incremental_inputs::report_archive_end): Use Library_base; use
1088 visitor class to record unused symbols; don't add incremental inputs
1089 entry after members.
1090 (Incremental_inputs::report_object): Use Library_base.
1092 (Incremental_archive_entry::Incremental_archive_entry): Remove
1093 unused Archive parameter.
1094 (Incremental_inputs::report_archive_begin): Use Library_base.
1095 (Incremental_inputs::report_archive_end): Likewise.
1096 (Incremental_inputs::report_object): Likewise.
1097 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1099 * object.h (Object::for_all_global_symbols): New function.
1100 (Object::do_for_all_global_symbols): New function.
1101 (Sized_relobj::do_for_all_global_symbols): New function.
1102 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1104 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1107 2011-03-27 Ian Lance Taylor <iant@google.com>
1109 * archive.cc (Archive::interpret_header): Return -1 if something
1110 goes wrong. Change callers accordingly.
1112 2011-03-25 Cary Coutant <ccoutant@google.com>
1114 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1115 * testsuite/Makefile.in: Regenerate.
1117 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1119 * plugin.cc (get_view): New.
1120 (Plugin::load): Pass get_view to the plugin.
1121 (Plugin_manager::get_view): New.
1123 2011-03-21 Ian Lance Taylor <iant@google.com>
1125 * testsuite/final_layout.sh: Rewrite to not use dc.
1126 * testsuite/relro_test.sh: Fail if dc is not present.
1128 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1130 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1132 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1133 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1135 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1136 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1138 2011-03-14 Ian Lance Taylor <iant@google.com>
1140 * script-sections.cc (Sort_output_sections::script_compare):
1141 Rename from is_before, change return type.
1142 (Sort_output_sections::operator()): Adjust accordingly.
1144 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1147 * testsuite/odr_violation2.cc: Add comment to make all error line
1148 numbers double digits.
1149 * testsuite/debug_msg.sh: Adjust expected errors.
1151 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1153 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1154 but mark earlier ones as non-canonical
1155 (offset_to_iterator): Update search target and example
1156 (do_addr2line): Return extra lines in a vector*
1157 (format_file_lineno): Extract from do_addr2line
1158 (one_addr2line): Add vector* out-param
1159 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1160 when a lineno entry appeared last for its instruction
1161 (Dwarf_line_info): Add vector* out-param
1162 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1163 * symtab.cc (Odr_violation_compare): Include the lineno in the
1165 (linenos_from_loc): New. Combine the canonical line for an
1166 address with its other lines.
1167 (True_if_intersect): New. Helper functor to make
1168 std::set_intersection a query.
1169 (detect_odr_violations): Compare sets of lines instead of just
1170 one line for each function. This became less deterministic, but
1171 has fewer false positives.
1172 * symtab.h: Declarations.
1173 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1174 mix an optimized and non-optimized object in the same binary
1175 (odr_violation2.so): Same.
1176 * testsuite/Makefile.in: Regenerate from Makefile.am.
1177 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1178 * testsuite/debug_msg.sh: Update line numbers and add
1180 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1181 non-optimized context.
1182 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1183 isn't inlined, and use OdrDerived in an optimized context.
1184 * testsuite/odr_header1.h: Defines OdrDerived, where
1185 optimization will change the
1186 first-instruction-in-the-destructor's file and line number.
1187 * testsuite/odr_header2.h: Defines OdrBase.
1189 2011-03-09 Ian Lance Taylor <iant@google.com>
1191 * fileread.cc (File_read::clear_views): Don't delete the whole
1194 2011-03-08 Ian Lance Taylor <iant@google.com>
1197 * fileread.cc: #include <climits>.
1198 (GOLD_IOV_MAX): Define.
1199 (File_read::read_multiple): Limit number of entries by iov_max.
1200 * fileread.h (class File_read): Always set max_readv_entries to
1203 2011-03-07 Ian Lance Taylor <iant@google.com>
1206 * options.h (class General_options): Add -dy and -dn.
1208 2011-03-02 Cary Coutant <ccoutant@google.com>
1210 * testsuite/script_test_9.t: Add TLS segment.
1212 2011-03-02 Simon Baldwin <simonb@google.com>
1214 * configure.ac: Add check for gnu_indirect_function support in
1215 the toolchain building binutils.
1216 * configure: Rebuild.
1218 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1220 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1221 plugin only symbols.
1222 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1223 in plugin files as not needed in the symbol table.
1225 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1227 * output.cc (Output_section::add_input_section): Delay fill
1228 generation for section ordering.
1230 2011-02-09 Ian Lance Taylor <iant@google.com>
1233 * object.h (class Sized_relobj): Remove clear_local_symbols.
1234 * reloc.cc (Sized_relobj::do_relocate): Don't call
1235 clear_local_symbols.
1237 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1239 * plugin.cc (is_visible_from_outside): Return true for symbols
1242 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1244 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1247 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1249 * icf.h (is_section_foldable_candidate): Change type of parameter
1251 * icf.cc (Icf::find_identical_sections): Change type of local variable
1252 section_name to be std::string.
1253 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1255 2011-01-25 Ian Lance Taylor <iant@google.com>
1257 * script.cc (script_add_extern): Rewrite to use
1258 add_symbol_reference.
1260 2011-01-25 Doug Kwan <dougkwan@google.com>
1262 * icf.cc (get_section_contents): Always lock section's object.
1264 2011-01-24 Ian Lance Taylor <iant@google.com>
1266 * options.h (class General_options): Accept
1267 --no-detect-odr-violations.
1269 2011-01-24 Ian Lance Taylor <iant@google.com>
1271 * version.cc (version_string): Bump to 1.11.
1273 2011-01-24 Ian Lance Taylor <iant@google.com>
1275 * plugin.cc (class Plugin_rescan): Define new class.
1276 (Plugin_manager::claim_file): Set any_claimed_.
1277 (Plugin_manager::save_archive): New function.
1278 (Plugin_manager::save_input_group): New function.
1279 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1281 (Plugin_manager::new_undefined_symbol): New function.
1282 (Plugin_manager::rescan): New function.
1283 (Plugin_manager::rescannable_defines): New function.
1284 (Plugin_manager::add_input_file): Set any_added_.
1285 * plugin.h (class Plugin_manager): define new fields rescannable_,
1286 undefined_symbols_, any_claimed_, and any_added_. Declare
1287 Plugin_rescan as friend. Declare new functions.
1288 (Plugin_manager::Rescannable): Define type.
1289 (Plugin_manager::Rescannable_list): Define type.
1290 (Plugin_manager::Undefined_symbol_list): Define type.
1291 (Plugin_manager::Plugin_manager): Initialize new fields.
1292 * archive.cc (Archive::defines_symbol): New function.
1293 (Add_archive_symbols::run): Pass archive to plugins if any.
1294 * archive.h (class Archive): Declare defines_symbol.
1295 * readsyms.cc (Input_group::~Input_group): New function.
1296 (Finish_group::run): Pass input_group to plugins if any.
1297 * readsyms.h (class Input_group): Declare destructor.
1298 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1301 2011-01-10 Ian Lance Taylor <iant@google.com>
1303 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1305 (Layout::set_segment_offsets): Reset increase_relro before calling
1306 set_section_addresses a second time.
1308 2011-01-04 Cary Coutant <ccoutant@google.com>
1310 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1311 sections before NOBITS sections.
1313 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1315 * version.cc (print_version): Update copyright to 2011.
1317 2010-12-23 Cary Coutant <ccoutant@google.com>
1319 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1320 of OS to this->add. Add OD parameter to second form of the function.
1322 2010-12-20 Ian Lance Taylor <iant@google.com>
1324 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1325 second of two consecutive entries with same offset.
1327 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1329 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1330 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1331 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1332 to avoid unneeded links against $(LDADD).
1333 * testsuite/Makefile.in: Regenerate.
1335 2010-12-15 Ian Lance Taylor <iant@google.com>
1338 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1339 for R_X86_64_32 and R_X86_64_PC32.
1340 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1341 ver_matching_def_pic.o.
1342 (ver_matching_def_pic.o): New target.
1344 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1346 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1347 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1348 Move definition before File_read::View member definitions.
1349 (File_read::View::~View): Initialize and hold lock before
1350 updating current_mapped_bytes.
1352 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1354 * dwarf_reader.cc: Remove outdated comment.
1355 * gold-threads.cc: Fix typo in error message.
1356 * archive.cc: Fix typos in comments.
1357 * archive.h: Likewise.
1358 * arm-reloc-property.cc: Likewise.
1359 * arm-reloc-property.h: Likewise.
1360 * arm-reloc.def: Likewise.
1362 * attributes.h: Likewise.
1363 * cref.cc: Likewise.
1364 * ehframe.cc: Likewise.
1365 * fileread.h: Likewise.
1367 * i386.cc: Likewise.
1369 * incremental.h: Likewise.
1370 * int_encoding.cc: Likewise.
1371 * layout.h: Likewise.
1372 * main.cc: Likewise.
1373 * merge.h: Likewise.
1374 * object.cc: Likewise.
1375 * object.h: Likewise.
1376 * options.cc: Likewise.
1377 * readsyms.cc: Likewise.
1378 * reduced_debug_output.cc: Likewise.
1379 * reloc.cc: Likewise.
1380 * script-sections.cc: Likewise.
1381 * sparc.cc: Likewise.
1382 * symtab.h: Likewise.
1383 * target-reloc.h: Likewise.
1384 * target.cc: Likewise.
1385 * target.h: Likewise.
1386 * timer.cc: Likewise.
1387 * timer.h: Likewise.
1388 * x86_64.cc: Likewise.
1390 2010-12-09 Cary Coutant <ccoutant@google.com>
1392 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1394 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1395 parameter; change all callers.
1396 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1397 * options.h (warn_execstack): New option.
1399 2010-12-07 Doug Kwan <dougkwan@google.com>
1401 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1402 like function call relocations.
1404 2010-12-07 Ian Lance Taylor <iant@google.com>
1406 * archive.cc (Archive::get_elf_object_for_member): Permit
1407 punconfigured to be NULL.
1408 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1409 (Archive::include_member): Pass NULL to get_elf_object_for_member
1410 if we searched for the archive and this is the first included
1413 2010-12-01 Ian Lance Taylor <iant@google.com>
1415 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1416 track_relocs_type_ field.
1417 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1418 Set track_relocs_type_.
1419 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1420 contents when using RELA relocs.
1421 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1423 * reloc.cc (Track_relocs::next_addend): New function.
1424 * reloc.h (class Track_relocs): Declare next_addend.
1426 2010-12-01 Ian Lance Taylor <iant@google.com>
1428 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1431 2010-12-01 Ian Lance Taylor <iant@google.com>
1433 * README: Update compilers known to work and fail.
1435 2010-11-23 Matthias Klose <doko@ubuntu.com>
1437 * configure.in: For --enable-gold, handle value `default' instead of
1438 `both*'. Always install ld as ld.bfd, install as ld if gold is
1440 * configure: Regenerate.
1442 2010-11-18 Doug Kwan <dougkwan@google.com>
1444 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1445 and right_alignment to be zero. Store result alignment only if it is
1446 greater than existing alignment.
1448 2010-11-16 Cary Coutant <ccoutant@google.com>
1451 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1452 Check for ".zdebug_line".
1454 2010-11-16 Doug Kwan <dougkwan@google.com>
1455 Cary Coutant <ccoutant@google.com>
1457 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1458 by reference; adjust all callers.
1459 * output.cc (Output_segment::set_section_addresses): Adjust references
1460 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1462 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1463 end at page boundary.
1465 2010-11-16 Cary Coutant <ccoutant@google.com>
1468 * layout.cc (Layout::choose_output_section): Transform names of
1469 compressed sections even when using a script with a SECTIONS clause.
1470 (Layout::output_section_name): Remove code to transform
1471 compressed debug section names.
1472 * output.cc (Output_section::add_input_section): Use uncompressed
1473 section size when tracking input sections.
1475 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1477 * symtab.h (Symbol::NON_PIC_REF): Remove.
1478 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1479 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1480 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1481 (Symbol::use_plt_offset): Take a flags argument and pass it
1482 directly to needs_dynamic_reloc. Restrict check for undefined
1483 weak symbols to function calls.
1484 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1485 (Target_arm::Scan::global): Use it.
1486 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1487 (Target_arm::Relocate::relocate): Likewise.
1488 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1489 parameter with an r_type parameter. Use get_reference_flags
1491 (Target_arm::Relocate::relocate): Update accordingly.
1492 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1493 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1494 (Target_i386::Scan::global): Likewise.
1495 (Target_i386::Relocate::relocate): Likewise.
1496 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1497 parameter with an r_type parameter. Use get_reference_flags
1499 (Target_i386::Relocate::relocate): Update accordingly.
1500 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1501 (Target_powerpc::Scan::global): Use it.
1502 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1503 (Target_powerpc::Relocate::relocate): Likewise.
1504 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1505 (Target_sparc::Scan::global): Use it.
1506 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1507 (Target_sparc::Relocate::relocate): Likewise.
1508 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1509 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1510 (Target_x86_64::Scan::global): Likewise.
1511 (Target_x86_64::Relocate::relocate): Likewise.
1513 2010-11-08 Doug Kwan <dougkwan@google.com>
1514 Cary Coutant <ccoutant@google.com>
1516 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1517 (Arm_exidx_merge_section::section_contents_): New data member.
1518 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1519 (Arm_input_section::~Arm_input_section): De-allocate memory.
1520 (Arm_input_section::original_contents_): New data member.
1521 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1522 in parameters instead of calling Object::section_contents without
1524 (Arm_output_section::group_section): New parameter TASK. Pass it
1525 to callees that need locking objects.
1526 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1527 to lock EXIDX input sections. Fix a formatting issue. Call
1528 Arm_exidx_merged_section::build_contents to create merged section
1530 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1531 to lock object of stub table owner.
1532 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1533 TEXT_SIZE to initialize data member TEXT_SIZE_.
1534 (Arm_exidx_input_section::addralign): Fix typo in comment.
1535 (Arm_exidx_input_section::text_size): New method.
1536 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1537 that require locking objects. Lock objects before scanning for stubs
1538 and updating local symbols.
1539 (Arm_input_section<big_endian>::init): Copy contents of original
1541 (Arm_input_section<big_endian>::do_write): Use saved contents of
1542 original input section instead of calling Object::section_contents
1544 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1545 size without calling Object::section_size().
1546 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1547 for size. Allocate a buffer for merged EXIDX entries.
1548 (Arm_exidx_merged_section::build_contents): New method.
1549 (Arm_exidx_merged_section::do_write): Move merge section contents
1550 building code to Arm_exidx_merged_section::build_contetns. Write
1551 out contetns in buffer instead of building it on the fly.
1552 (Arm_relobj::make_exidx_input_section): Also pass text section size
1553 to Arm_exidx_input_section constructor.
1554 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1555 (Arm_dynobj::do_read_symbols): Fix memory leak.
1556 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1557 * target.h: (class Task): Add forward declaration.
1558 (Target::relax): Add new parameter TASK and pass it to
1560 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1562 2010-11-05 Cary Coutant <ccoutant@google.com>
1565 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1566 object when reading from the file.
1567 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1569 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1570 when reading section contents.
1571 (get_section_contents): Likewise.
1572 (icf::find_identical_sections): Likewise.
1573 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1574 object when reading from the file.
1575 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1576 the object when doing deferred section layout.
1578 2010-11-03 Nick Clifton <nickc@redhat.com>
1581 * script.h (class Symbol_assignment: name): New member. Returns
1582 the name of the symbol.
1583 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1584 Returns true if the given symbol name is on the list of
1585 assignments wating to be processed.
1586 * archive.cc (should_incldue_member): If the symbol is undefined,
1587 check to see if it is on the list of symbols pending assignment.
1589 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1591 * script-sections.cc (Script_sections::find_memory_region): Check
1592 for a NULL output section pointer.
1594 2010-10-29 Doug Kwan <dougkwan@google.com>
1596 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1597 Output_section::add_relaxed_input_section.
1598 * output.cc (Output_section::add_relaxed_input_section): Add new
1599 arguments LAYOUT and NAME. Set section order index.
1600 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1601 Copy section order index.
1602 * output.h (Output_section::add_relaxed_input_section): Add new
1603 arguments LAYOUT and NAME.
1605 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1607 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1608 NATIVE_OR_CROSS_LINKER.
1609 * testsuite/Makefile.in: Regenerate.
1611 2010-10-20 Doug Kwan <dougkwan@google.com>
1613 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1614 without SHF_LINK_ORDER flags.
1615 * layout.cc (Layout::choose_output_section): Do not filter
1616 SHF_LINK_ORDER flag in a relocatable link.
1618 2010-10-17 Cary Coutant <ccoutant@google.com>
1620 * output.h (Output_segment::set_section_addresses): Change function
1621 signature. Update all callers.
1622 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1624 (Output_segment::set_section_addresses): Align after last TLS
1625 section. Add padding before last relro section instead of after.
1627 2010-10-17 Doug Kwan <dougkwan@google.com>
1629 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1630 GOT output section to be writable.
1632 2010-10-14 Cary Coutant <ccoutant@google.com>
1634 * debug.h (DEBUG_INCREMENTAL): New flag.
1635 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1636 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1638 * incremental.cc (report_command_line): Ignore all forms of
1640 * layout.cc (Layout::Layout): Check parameters for incremental link
1642 * options.cc (General_options::parse_incremental): New function.
1643 (General_options::parse_no_incremental): New function.
1644 (General_options::parse_incremental_full): New function.
1645 (General_options::parse_incremental_update): New function.
1646 (General_options::incremental_mode_): New data member.
1647 (General_options::finalize): Check incremental_mode_.
1648 * options.h (General_options): Update help text for --incremental.
1649 Add --no-incremental, --incremental-full, --incremental-update.
1650 (General_options::Incremental_mode): New enum type.
1651 (General_options::incremental_mode): New function.
1652 (General_options::incremental_mode_): New data member.
1653 * parameters.cc (Parameters::incremental_mode_): New data member.
1654 (Parameters::set_options): Set incremental_mode_.
1655 (Parameters::set_incremental_full): New function.
1656 (Parameters::incremental): New function.
1657 (Parameters::incremental_update): New function.
1658 (set_parameters_incremental_full): New function.
1659 * parameters.h (Parameters::set_incremental_full): New function.
1660 (Parameters::incremental): New function.
1661 (Parameters::incremental_update): New function.
1662 (Parameters::incremental_mode_): New data member.
1663 (set_parameters_incremental_full): New function.
1664 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1665 incremental link mode.
1666 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1667 (Sized_relobj::do_relocate_sections): Likewise.
1668 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1670 * testsuite/Makefile.in: Regenerate.
1671 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1673 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1675 * script-sections.h (class Script_sections): Make
1676 Sections_elements typedef public.
1677 * script-sections.cc (class Sort_output_sections): Add elements_
1678 field. Add constructor which sets it; change all callers.
1679 (Sort_output_sections::is_before): New function.
1680 (Sort_output_sections::operator()): Call is_before.
1681 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1683 * testsuite/script_test_10.sh: New test. Test script section
1685 * testsuite/script_test_10.t: Likewise.
1686 * testsuite/script_test_10.s: Likewise.
1687 * testsuite/Makefile.am: Wrap the cross linker tests and the
1688 common tests into NATIVE_OR_CROSS_LINKER.
1689 (check_SCRIPTS): Add script_test_10.sh.
1690 (check_DATA): Add script_test_10.stdout.
1691 (script_test_10.o, script_test_10): New targets.
1692 (script_test_10.stdout): New target.
1693 * configure, testsuite/Makefile.in: Regenerate.
1695 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1697 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1698 error for the deprecated relocations.
1699 (Target_arm::Scan::global): Likewise.
1700 (Target_arm::Relocate::relocate): Likewise.
1702 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1704 * fileread.cc (Input_file::find_file): Initialize *found_name
1705 and *namep when using the fallback search for case 4.
1707 2010-10-11 Cary Coutant <ccoutant@google.com>
1709 * options.h (class General_options): Redefine -z lazy as an alias for
1710 the negation of -z now.
1712 2010-10-11 Ian Lance Taylor <iant@google.com>
1714 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1717 2010-10-06 Nick Clifton <nickc@redhat.com>
1719 * script-sections.cc(class Memory_region): Remove
1720 current_lma_offset_ field. Rename current_vma_offset_ to
1721 current_offset_. Add last_section_ field.
1722 (Memory_region::get_current_vma_address): Rename to
1723 get_current_address.
1724 (Memory_region::get_current_lma_address): Delete.
1725 (Memory_region::increment_vma_offset): Rename to
1727 (Memory_region::increment_lma_offset): Delete.
1728 (Memory_region::attributes_compatible): New method. Returns
1729 true if the provided section is compatible with the region.
1730 (Memory_region::get_last_section): New method. Returns the last
1731 section to use the region.
1732 (Memory_region::set_last_section): New method. Stores the last
1733 section to use the region.
1734 (Script_sections::block_in_region): New method. Returns true if
1735 a block of memory is contained within a region.
1736 (Script_sections::find_memory_region): New method. Locates a
1737 memory region to be used to set a VMA or LMA address.
1738 (Output_section_definition::set_section_addresses): Add code to
1739 check for addresses set by memory regions.
1740 (Output_segment::set_section_addresses): Remove memory region
1742 (Script_sections::create_segment): Add a warning if a header
1743 segment is created outside of any region.
1744 * script-sections.h (class Script_sections): Add prototypes for
1745 find_memory_region and block_in_region methods.
1746 * testsuite/memory_test.s: Use .long instead of .word.
1747 * testsuite/memory_test.t: Add some more output sections.
1748 * testsuite/memory_test.sh: Update expected output.
1750 2010-10-02 Doug Kwan <dougkwan@google.com>
1752 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1753 defintion to symtab.h
1754 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1755 declaration to defintion.
1757 2010-10-01 Nick Clifton <nickc@redhat.com>
1759 * expression.cc (eval): Replace dummy argument with NULL.
1760 (eval_maybe_dot): Check for a NULL result section pointer.
1761 (Symbol_expression::value): Likewise.
1762 (Dot_expression::value): Likewise.
1763 (BINARY_EXPRESSION): Likewise.
1764 (Max_expression::value): Likewise.
1765 (Min_expression::value): Likewise.
1766 (Absolute_expression::value): Likewise.
1767 (Addr_expression::value_from_output_section): Likewise.
1768 (Loaddddr_expression::value_from_output_section): Likewise.
1769 (Segment_start_expression::value): Likewise.
1770 * script-sections.cc
1771 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1773 (Sections_elememt_dot_assignment::set_section_addresses):
1775 (Output_data_expression::do_write_to_buffer): Likewise.
1776 (Output_section_definition::finalize_symbols): Likewise.
1777 (Output_section_definition::set_section_addresses): Likewise.
1779 2010-09-30 Doug Kwan <dougkwan@google.com>
1781 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1783 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1785 * target.h (Target::can_icf_inline_merge_sections): New virtual
1787 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1789 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1791 * icf.cc (get_section_contents): Inline merge sections only when
1794 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1796 * configure: Regenerate.
1798 2010-09-17 Ian Lance Taylor <iant@google.com>
1800 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1801 * testsuite/Makefile.am (memory_test.o): New target.
1802 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1804 * testsuite/Makefile.in: Rebuild.
1806 2010-09-17 Doug Kwan <dougkwan@google.com>
1808 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1809 defintion if relocation uses GOT entries of the symbol.
1810 * testsuite/icf_safe_test.sh: Fix test.
1811 * testsuite/icf_safe_so_test.sh: Fix test.
1813 2010-09-16 Cary Coutant <ccoutant@google.com>
1815 * script_sections.cc (class Memory_region): Remove "NULL" from
1816 vector initializations.
1818 2010-09-15 Cary Coutant <ccoutant@google.com>
1820 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1821 Resolve forwarding symbols.
1823 2010-09-15 Doug Kwan <dougkwan@google.com>
1825 * gold/testsuite/script_test_3.t: Add ARM special sections.
1826 * gold/testsuite/script_test_4.t: Same.
1827 * gold/testsuite/script_test_5.t: Same.
1828 * gold/testsuite/script_test_6.t: Same.
1829 * gold/testsuite/script_test_7.t: Same.
1830 * gold/testsuite/script_test_7.t: Same.
1831 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1833 2010-09-14 Cary Coutant <ccoutant@google.com>
1835 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1836 (Target_x86_64::Relocate::relocate_tls): Replace check for
1837 saw_tls_block_reloc_ with test for executable section.
1839 2010-09-12 Cary Coutant <ccoutant@google.com>
1841 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1842 position-independent executables to shared libraries need dynamic
1844 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1845 position-independent executables.
1846 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1847 * testsuite/Makefile.in: Regenerate.
1849 2010-09-10 Nick Clifton <nickc@redhat.com>
1852 * testsuite/memory_test.t: Discard any sections that are not
1855 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1858 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1859 "This::" to work around a bug in gcc 4.2.
1861 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1863 2010-09-09 Rafael Espindola <espindola@google.com>
1865 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1866 sections with different PF_X flags in the same segment.
1867 (Layout::find_first_load_seg): Search all segments to find the first
1869 * options.h (rosegment): New.
1871 2010-09-08 Rafael Espindola <espindola@google.com>
1873 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1875 2010-09-08 Doug Kwan <dougkwan@google.com>
1877 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1878 (Arm_relobj::do_relocate_sections): Add new parameter for output
1879 file to match the parent.
1880 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1881 of local symbols instead of input values. Update code to track
1882 changes in gold::relocate_section.
1883 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1884 (Sized_relobj::compute_final_local_value_internal): New methods.
1885 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1886 body into private version of Sized_relobj::compute_final_local_value.
1887 Call the inline method.
1888 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1889 merged symbol value if there is one.
1890 (Symbol_value::has_output_value): New method defintiion.
1891 (Sized_relobj::Compute_final_local_value_status): New enum type.
1892 (Sized_relobj::compute_final_local_value): New methods.
1893 (Sized_relobj::compute_final_local_value_internal): New methods.
1894 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1895 and arm_cortex_a8.sh.
1896 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1897 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1899 * Makefile.in: Regenerate.
1900 * testsuite/arm_bl_out_of_range.s: Update test.
1901 * testsuite/thumb_bl_out_of_range.s: Ditto.
1902 * testsuite/thumb_blx_out_of_range.s: Ditto.
1903 * testsuite/arm_branch_out_of_range.sh: New file.
1904 * testsuite/arm_cortex_a8.sh: Ditto.
1905 * testsuite/arm_cortex_a8_b.s: Ditto.
1906 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1907 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1908 * testsuite/arm_cortex_a8_bl.s: Ditto.
1909 * testsuite/arm_cortex_a8_blx.s: Ditto.
1910 * testsuite/arm_cortex_a8_local.s: Ditto.
1911 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1912 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1914 2010-09-08 Rafael Espindola <espindola@google.com>
1916 * Makefile.am (memory_test.stdout): Run readelf with -W.
1917 * Makefile.in: Regenerate.
1918 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1921 2010-09-08 Rafael Espindola <espindola@google.com>
1923 * script-sections.cc (Script_sections::add_memory_region): Convert
1924 field precision to int.
1925 * script.cc (script_set_section_region, script_set_section_region):
1926 Convert field precision to int.
1928 2010-09-08 Rafael Espindola <espindola@google.com>
1930 * arm.cc (do_finalize_sections): Create the __exidx_start and
1931 __exdix_end symbols even when the section is missing.
1933 2010-09-08 Nick Clifton <nickc@redhat.com>
1935 * README: Remove claim that MEMORY is not supported.
1936 * expression.cc (script_exp_function_origin)
1937 (script_exp_function_length): Move from here to ...
1938 * script.cc: ... here.
1939 (script_set_section_region, script_add_memory)
1940 (script_parse_memory_attr, script_include_directive): New
1942 * script-sections.cc
1943 (class Memory_region): New class.
1944 (class Output_section_definition): Add set_memory_region,
1945 set_section_vma, set_section_lma and get_section_name methods.
1946 (class Script_Sections): Add add_memory_region,
1947 find_memory_region, find_memory_region_origin,
1948 find_memory_region_length and set_memory_region methods.
1949 Have set_section_addresses method walk the list of set memory
1951 Extend the print methos to display memory regions.
1952 * script-sections.h: Add prototypes for new methods.
1953 Add enum for MEMORY region attributes.
1954 * yyscript.y: Add support for parsing MEMORY regions.
1955 * script-c.h: Add prototypes for new functions.
1956 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1957 * testsuite/Makefile.in: Regenerate.
1958 * testsuite/memory_test.sh: New script.
1959 * testsuite/memory_test.s: New assembler source file.
1960 * testsuite/memory_test.t: New linker script.
1962 2010-08-27 Doug Kwan <dougkwan@google.com>
1964 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1965 reference override an existing dynamic weak reference.
1966 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1967 * testsuite/Makefile.in: Regenerate.
1968 * testsuite/dyn_weak_ref.sh: New file.
1969 * testsuite/dyn_weak_ref_1.c: Ditto.
1970 * testsuite/dyn_weak_ref_2.c: Ditto.
1972 2010-08-27 Ian Lance Taylor <iant@google.com>
1974 * incremental.h (class Incremental_input_entry): Add virtual
1977 2010-08-27 Ian Lance Taylor <iant@google.com>
1979 * testsuite/start_lib_test_3.c: Mark t3 as used.
1981 2010-08-27 Nick Clifton <nickc@redhat.com>
1983 * options.cc (version_script): Fix small typo in previous
1986 2010-08-25 Nick Clifton <nickc@redhat.com>
1988 * archive.cc: Formatting fixes: Remove whitespace between
1989 typename and following asterisk. Remove whitespace between
1990 function name and opening parenthesis.
1991 * archive.h: Likewise.
1993 * attributes.cc: Likewise.
1994 * attributes.h: Likewise.
1995 * common.cc: Likewise.
1996 * copy-relocs.cc: Likewise.
1997 * dirsearch.h: Likewise.
1998 * dynobj.cc: Likewise.
1999 * ehframe.cc: Likewise.
2000 * ehframe.h: Likewise.
2001 * expression.cc: Likewise.
2002 * fileread.cc: Likewise.
2003 * fileread.h: Likewise.
2005 * gold-threads.cc: Likewise.
2006 * gold.cc: Likewise.
2007 * i386.cc: Likewise.
2009 * incremental-dump.cc: Likewise.
2010 * incremental.cc: Likewise.
2011 * layout.cc: Likewise.
2012 * layout.h: Likewise.
2013 * main.cc: Likewise.
2014 * merge.cc: Likewise.
2015 * merge.h: Likewise.
2016 * object.cc: Likewise.
2017 * object.h: Likewise.
2018 * options.cc: Likewise.
2019 * options.h: Likewise.
2020 * output.cc: Likewise.
2021 * output.h: Likewise.
2022 * plugin.cc: Likewise.
2023 * plugin.h: Likewise.
2024 * powerpc.cc: Likewise.
2025 * reloc.cc: Likewise.
2026 * script-c.h: Likewise.
2027 * script-sections.cc: Likewise.
2028 * script.cc: Likewise.
2029 * stringpool.cc: Likewise.
2030 * symtab.cc: Likewise.
2031 * symtab.h: Likewise.
2032 * target.cc: Likewise.
2033 * timer.cc: Likewise.
2034 * timer.h: Likewise.
2035 * version.cc: Likewise.
2036 * x86_64.cc: Likewise.
2038 2010-08-24 Nick Clifton <nickc@redhat.com>
2041 * layout.cc (segment_precedes): Sort segments by their physical
2042 addresses, if they have been set.
2044 2010-08-23 Cary Coutant <ccoutant@google.com>
2046 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2048 (Lib_group::include_member): Unlock object after deleting its
2050 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2053 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2054 Cary Coutant <ccoutant@google.com>
2056 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2057 constructor, and set_blocker.
2058 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2060 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2061 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2062 * testsuite/Makefile.am (start_lib_test): New test case.
2063 * testsuite/Makefile.in: Regenerate.
2064 * testsuite/start_lib_test_main.c: New file.
2065 * testsuite/start_lib_test_1.c: New file.
2066 * testsuite/start_lib_test_2.c: New file.
2067 * testsuite/start_lib_test_3.c: New file.
2069 2010-08-19 Ian Lance Taylor <iant@google.com>
2071 * Makefile.in: Rebuild with automake 1.11.1.
2072 * aclocal.m4: Likewise.
2073 * testsuite/Makefile.in: Likewise.
2075 2010-08-19 Ian Lance Taylor <iant@google.com>
2078 * i386.cc (class Output_data_plt_i386): Update declarations.
2079 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2080 local_ifuncs_ fields.
2081 (Target_i386::do_plt_section_for_global): New function.
2082 (Target_i386::do_plt_section_for_local): New function.
2083 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2084 parameter; change all callers. Initialize global_ifuncs_ and
2085 local_ifuncs_. If doing a static link define __rel_iplt_start and
2087 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2088 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2089 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2091 (Target_i386::make_plt_section): New function, broken out of
2092 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2093 (Target_i386::make_plt_entry): Call make_plt_section.
2094 (Target_i386::make_local_ifunc_plt_entry): New function.
2095 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2096 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2097 R_386_IRELATIVE to switch.
2098 (Target_i386::Scan::global): Likewise.
2099 (Target_i386::Relocate::relocate): Likewise.
2100 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2102 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2103 (Target_x86_64::do_plt_section_for_global): New function.
2104 (Target_x86_64::do_plt_section_for_local): New function.
2105 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2106 parameter; change all callers. If doing a static link define
2107 __rela_iplt_start and __rela_iplt_end.
2108 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2109 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2110 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2112 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2113 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2115 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2116 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2117 R_X86_64_IRELATIVE to switch.
2118 (Target_x86_64::Scan::global): Likewise.
2119 (Target_x86_64::Relocate::relocate): Likewise.
2120 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2122 * target.h (class Target): Add plt_section_for_global and
2123 plt_section_for_local functions. Add do_plt_section_for_global
2124 and do_plt_section_for_local virtual functions.
2125 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2126 clarifying comments.
2127 (Symbol::use_plt_offset): Handle IFUNC symbol.
2128 * object.cc (Sized_relobj::Sized_relobj): Initialize
2130 (Sized_relobj::local_has_plt_offset): New function.
2131 (Sized_relobj::local_plt_offset): New function.
2132 (Sized_relobj::set_local_plt_offset): New function.
2133 (Sized_relobj::do_count): Handle IFUNC symbol.
2134 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2135 a bit away from input_shndx_ field. Add set_is_func_symbol and
2136 is_ifunc_symbol functions.
2137 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2138 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2139 local_plt_offsets_ field.
2140 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2141 * output.h (class Output_section_data): Add non-const
2142 output_section function.
2143 (class Output_data_got): Update declarations.
2144 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2145 Add use_plt_offset parameter to global and local constructors.
2146 Change all callers. Change local_sym_index_ field to 31 bits.
2147 Change GSYM_CODE and CONSTANT_CODE accordingly.
2148 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2149 doing a static link don't set sh_link field.
2150 (Output_data_got::Got_entry::write): Use PLT offset if
2152 (Output_data_got::add_global_plt): New function.
2153 (Output_data_got::add_local_plt): New function.
2154 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2155 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2156 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2157 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2158 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2160 * testsuite/ifunc-sel.h: New file.
2161 * testsuite/ifuncmain1.c: New file.
2162 * testsuite/ifuncmain1vis.c: New file.
2163 * testsuite/ifuncmod1.c: New file.
2164 * testsuite/ifuncdep2.c: New file.
2165 * testsuite/ifuncmain2.c: New file.
2166 * testsuite/ifuncmain3.c: New file.
2167 * testsuite/ifuncmod3.c: New file.
2168 * testsuite/ifuncmain4.c: New file.
2169 * testsuite/ifuncmain5.c: New file.
2170 * testsuite/ifuncmod5.c: New file.
2171 * testsuite/ifuncmain6pie.c: New file.
2172 * testsuite/ifuncmod6.c: New file.
2173 * testsuite/ifuncmain7.c: New file.
2174 * configure, testsuite/Makefile.in: Rebuild.
2176 2010-08-18 Ian Lance Taylor <iant@google.com>
2179 (Output_section_incremental_inputs::write_input_files): Add cast
2180 to avoid signed/unsigned comparison warning.
2181 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2183 2010-08-12 Cary Coutant <ccoutant@google.com>
2185 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2187 2010-08-13 Ian Lance Taylor <iant@google.com>
2189 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2191 2010-08-12 Cary Coutant <ccoutant@google.com>
2192 Doug Kwan <dougkwan@google.com>
2194 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2195 defintion overrides non-weak undef, remember that the original undef
2197 * symtab.cc (Symbol_table::sized_write_global): For undef without
2198 an original weak binding, set binding to global in output.
2199 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2200 * testsuite/Makefile.in: Regenerate.
2201 * testsuite/strong_ref_weak_def.sh: New file.
2202 * testsuite/strong_ref_weak_def_1.c: Ditto.
2203 * testsuite/strong_ref_weak_def_2.c: Ditto.
2205 2010-08-12 Cary Coutant <ccoutant@google.com>
2207 * testsuite/incremental_test.sh: Rewrite.
2208 * testsuite/incremental_test_1.c: Rewrite.
2209 * testsuite/incremental_test_2.c: Rewrite.
2211 2010-08-12 Cary Coutant <ccoutant@google.com>
2213 * arm.cc (Target_arm::got_size): Add const.
2214 (Target_arm::got_entry_count): New function.
2215 (Target_arm::plt_entry_count): New function.
2216 (Target_arm::first_plt_entry_offset): New function.
2217 (Target_arm::plt_entry_size): New function.
2218 (Output_data_plt_arm::entry_count): New function.
2219 (Output_data_plt_arm::first_plt_entry_offset): New function.
2220 (Output_data_plt_arm::get_plt_entry_size): New function.
2221 * i386.cc (Target_i386::got_size): Add const.
2222 (Target_i386::got_entry_count): New function.
2223 (Target_i386::plt_entry_count): New function.
2224 (Target_i386::first_plt_entry_offset): New function.
2225 (Target_i386::plt_entry_size): New function.
2226 (Output_data_plt_i386::entry_count): New function.
2227 (Output_data_plt_i386::first_plt_entry_offset): New function.
2228 (Output_data_plt_i386::get_plt_entry_size): New function.
2229 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2230 find_incremental_inputs_sections. Dump incremental_got_plt section.
2231 * incremental.cc: Include target.h.
2232 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2233 parameter. Adjust all callers. Find incremental_got_plt section.
2234 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2236 (Output_section_incremental_inputs::set_final_data_size): Calculate
2237 size of incremental_got_plt section.
2238 (Output_section_incremental_inputs::do_write): Write the
2239 incremental_got_plt section.
2240 (Got_plt_view_info): New struct.
2241 (Local_got_offset_visitor): New class.
2242 (Global_got_offset_visitor): New class.
2243 (Global_symbol_visitor_got_plt): New class.
2244 (Output_section_incremental_inputs::write_got_plt): New function.
2245 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2246 Add parameter. Adjust all callers.
2247 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2248 (Incremental_inputs::got_plt_section): New function.
2249 (Incremental_inputs::got_plt_section_): New data member.
2250 (Incremental_got_plt_reader): New class.
2251 * layout.cc (Layout::create_incremental_info_sections): Add the
2252 incremental_got_plt section.
2253 * object.h (Got_offset_list::get_list): New function.
2254 (Got offset_list::for_all_got_offsets): New function.
2255 (Sized_relobj::local_got_offset_list): New function.
2256 * powerpc.cc (Target_powerpc::got_size): Add const.
2257 (Target_powerpc::got_entry_count): New function.
2258 (Target_powerpc::plt_entry_count): New function.
2259 (Target_powerpc::first_plt_entry_offset): New function.
2260 (Target_powerpc::plt_entry_size): New function.
2261 (Output_data_plt_powerpc::entry_count): New function.
2262 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2263 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2264 * sparc.cc (Target_sparc::got_size): Add const.
2265 (Target_sparc::got_entry_count): New function.
2266 (Target_sparc::plt_entry_count): New function.
2267 (Target_sparc::first_plt_entry_offset): New function.
2268 (Target_sparc::plt_entry_size): New function.
2269 (Output_data_plt_sparc::entry_count): New function.
2270 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2271 (Output_data_plt_sparc::get_plt_entry_size): New function.
2272 * symtab.h (Symbol::got_offset_list): New function.
2273 (Symbol_table::for_all_symbols): New function.
2274 * target.h (Sized_target::got_entry_count): New function.
2275 (Sized_target::plt_entry_count): New function.
2276 (Sized_target::plt_entry_size): New function.
2277 * x86_64.cc (Target_x86_64::got_size): Add const.
2278 (Target_x86_64::got_entry_count): New function.
2279 (Target_x86_64::plt_entry_count): New function.
2280 (Target_x86_64::first_plt_entry_offset): New function.
2281 (Target_x86_64::plt_entry_size): New function.
2282 (Output_data_plt_x86_64::entry_count): New function.
2283 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2284 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2286 2010-08-12 Cary Coutant <ccoutant@google.com>
2288 * archive.cc: Include incremental.h.
2289 (Archive::Archive): Initialize incremental_info_.
2290 (Archive::include_member): Record archive members in incremental info.
2291 (Add_archive_symbols::run): Record begin and end of an archive in
2293 (Lib_group::include_member): Record objects in incremental info.
2294 * archive.h (Incremental_archive_entry): Forward declaration.
2295 (Archive::set_incremental_info): New member function.
2296 (Archive::incremental_info): New member function.
2297 (Archive::Unused_symbol_iterator): New class.
2298 (Archive::unused_symbols_begin): New member function.
2299 (Archive::unused_symbols_end): New member function.
2300 (Archive::incremental_info_): New data member.
2301 * incremental-dump.cc (find_input_containing_global): New function.
2302 (dump_incremental_inputs): Dump new incremental info sections.
2303 * incremental.cc: Include symtab.h.
2304 (Output_section_incremental_inputs): New class.
2305 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2306 new incremental info sections.
2307 (Sized_incremental_binary::do_check_inputs): Likewise.
2308 (Incremental_inputs::report_archive): Remove.
2309 (Incremental_inputs::report_archive_begin): New function.
2310 (Incremental_inputs::report_archive_end): New function.
2311 (Incremental_inputs::report_object): New function.
2312 (Incremental_inputs::finalize_inputs): Remove.
2313 (Incremental_inputs::report_input_section): New function.
2314 (Incremental_inputs::report_script): Rewrite.
2315 (Incremental_inputs::finalize): Do nothing but finalize string table.
2316 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2317 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2318 (Incremental_inputs::create_data_sections): New function.
2319 (Incremental_inputs::relocs_entsize): New function.
2320 (Output_section_incremental_inputs::set_final_data_size): New function.
2321 (Output_section_incremental_inputs::do_write): New function.
2322 (Output_section_incremental_inputs::write_header): New function.
2323 (Output_section_incremental_inputs::write_input_files): New function.
2324 (Output_section_incremental_inputs::write_info_blocks): New function.
2325 (Output_section_incremental_inputs::write_symtab): New function.
2326 * incremental.h (Incremental_script_entry): Forward declaration.
2327 (Incremental_object_entry): Forward declaration.
2328 (Incremental_archive_entry): Forward declaration.
2329 (Incremental_inputs): Forward declaration.
2330 (Incremental_inputs_header_data): Remove.
2331 (Incremental_inputs_header): Remove.
2332 (Incremental_inputs_header_write): Remove.
2333 (Incremental_inputs_entry_data): Remove.
2334 (Incremental_inputs_entry): Remove.
2335 (Incremental_inputs_entry_write): Remove.
2336 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2337 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2338 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2339 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2341 (Incremental_input_entry): New class.
2342 (Incremental_script_entry): New class.
2343 (Incremental_object_entry): New class.
2344 (Incremental_archive_entry): New class.
2345 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2346 (Incremental_inputs::report_inputs): Remove.
2347 (Incremental_inputs::report_archive): Remove.
2348 (Incremental_inputs::report_archive_begin): New function.
2349 (Incremental_inputs::report_archive_end): New function.
2350 (Incremental_inputs::report_object): Change prototype.
2351 (Incremental_inputs::report_input_section): New function.
2352 (Incremental_inputs::report_script): Change prototype.
2353 (Incremental_inputs::get_reloc_count): New function.
2354 (Incremental_inputs::set_reloc_count): New function.
2355 (Incremental_inputs::create_data_sections): New function.
2356 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2357 (Incremental_inputs::inputs_section): New function.
2358 (Incremental_inputs::symtab_section): New function.
2359 (Incremental_inputs::relocs_section): New function.
2360 (Incremental_inputs::get_stringpool): Add const.
2361 (Incremental_inputs::command_line): Add const.
2362 (Incremental_inputs::inputs): Remove.
2363 (Incremental_inputs::command_line_key): New function.
2364 (Incremental_inputs::input_file_count): New function.
2365 (Incremental_inputs::input_files): New function.
2366 (Incremental_inputs::relocs_entsize): New function.
2367 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2368 (Incremental_inputs::finalize_inputs): Remove.
2369 (Incremental_inputs::Input_info): Remove.
2370 (Incremental_inputs::lock_): Remove.
2371 (Incremental_inputs::inputs_): Change type.
2372 (Incremental_inputs::inputs_map_): Remove.
2373 (Incremental_inputs::current_object_entry_): New data member.
2374 (Incremental_inputs::inputs_section_): New data member.
2375 (Incremental_inputs::symtab_section_): New data member.
2376 (Incremental_inputs::relocs_section_): New data member.
2377 (Incremental_inputs::reloc_count_): New data member.
2378 (Incremental_inputs_reader): New class.
2379 (Incremental_symtab_reader): New class.
2380 (Incremental_relocs_reader): New class.
2381 * layout.cc (Layout::finalize): Move finalization of incremental info
2382 and creation of incremental info sections to follow finalization of
2383 symbol table. Set offsets for postprocessing sections.
2384 (Layout::create_incremental_info_sections): Call
2385 Incremental_inputs::create_data_sections. Add incremental symtab
2386 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2387 sections to layout after input sections.
2388 * layout.h (struct Timespec): Forward declaration.
2389 (Layout::incremental_inputs): Add const.
2390 (Layout::create_incremental_info_sections): Add parameter.
2391 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2392 * object.cc: Include incremental.h.
2393 (Relobj::finalize_incremental_relocs): New function.
2394 (Sized_relobj::do_layout): Record input sections in incremental info.
2395 * object.h (Object::output_section): New function.
2396 (Object::output_section_offset): Moved from Relobj.
2397 (Object::get_incremental_reloc_base): New function.
2398 (Object::get_incremental_reloc_count): New function.
2399 (Object::do_output_section): New function.
2400 (Object::do_output_section_offset): Moved from Relobj.
2401 (Object::do_get_incremental_reloc_base): New function.
2402 (Object::do_get_incremental_reloc_count): New function.
2403 (Object::Object): Initialize new data members.
2404 (Relobj::output_section): Renamed do_output_section and moved to
2406 (Relobj::output_section_offset): Moved to Object.
2407 (Relobj::do_get_incremental_reloc_base): New function.
2408 (Relobj::do_get_incremental_reloc_count): New function.
2409 (Relobj::allocate_incremental_reloc_counts): New function.
2410 (Relobj::count_incremental_reloc): New function.
2411 (Relobj::finalize_incremental_relocs): New function.
2412 (Relobj::next_incremental_reloc_index): New function.
2413 (Relobj::reloc_counts_): New data member.
2414 (Relobj::reloc_bases_): New data member.
2415 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2416 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2417 (Sized_relobj::incremental_relocs_scan): New function.
2418 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2419 (Sized_relobj::incremental_relocs_write): New function.
2420 (Sized_relobj::incremental_relocs_write_reltype): New function.
2421 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2423 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2424 archives and object files elsewhere.
2425 (Add_symbols::run): Report object files here.
2426 (Finish_group::run): Report end of archive at end of group.
2427 * reloc.cc: Include layout.h, incremental.h.
2428 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2429 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2430 (Sized_relobj::incremental_relocs_scan): New function.
2431 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2432 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2433 (Sized_relobj::incremental_relocs_write): New function.
2434 (Sized_relobj::incremental_relocs_write_reltype): New function.
2435 * script.cc (read_input_script): Rewrite test for incremental link.
2436 Change call to Incremental_inputs::report_script.
2437 * symtab.h (Symbol_table::first_global_index): New function.
2438 (Symbol_table::output_count): New function.
2440 2010-08-12 Doug Kwan <dougkwan@google.com>
2442 * arm.cc (Target_arm::merge_object_attributes): Check command line
2443 options --no-wchar-size-warning and --no-enum-size-warning.
2444 * options.h (General_options): Add ld-compatible options
2445 --no-enum-size-warning and --no-wchar-size-warning.
2447 2010-08-04 Ian Lance Taylor <iant@google.com>
2449 * x86_64.cc (Target_x86_64::Scan::local): Use
2450 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2451 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2452 (Target_x86_64::Scan::global): Likewise.
2453 (Target_x86_64::Relocate::relocate): Likewise.
2454 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2457 2010-08-03 Cary Coutant <ccoutant@google.com>
2459 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2460 to reserve space in merged_strings vector. Keep total input size
2462 (Output_merge_string::do_print_merge_stats): Print total input size.
2463 * merge.h (Output_merge_string): Add input_size_ field.
2464 * stringpool.cc (Stringpool_template::string_length): Move
2465 implementations out of Stringpool_template class and place in
2467 * stringpool.h (string_length): Move out of Stringpool_template.
2469 2010-08-03 Ian Lance Taylor <iant@google.com>
2472 * layout.cc (relaxation_loop_body): If address of load segment is
2473 set, adjust address to include headers if possible.
2475 2010-08-03 Ian Lance Taylor <iant@google.com>
2477 * version.cc (version_string): Bump to 1.10.
2479 2010-08-03 Ian Lance Taylor <iant@google.com>
2482 * layout.h (enum Output_section_order): Define.
2483 (class Layout): Update declarations.
2484 * layout.cc (Layout::get_output_section): Add order parameter.
2485 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2486 is_first_non_relro parameters. Change all callers.
2487 (Layout::choose_output_section): Likewise.
2488 (Layout::add_output_section_data): Likewise.
2489 (Layout::make_output_section): Likewise. Set order.
2490 (Layout::default_section_order): New function.
2491 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2492 * output.cc (Output_section::Output_section): Initialize order_.
2493 Don't initialize deleted fields.
2494 (Output_segment::Output_segment): Don't initialize deleted
2496 (Output_segment::add_output_section_to_load): New function
2497 replacing add_output_section. Change all callers to call this or
2498 add_output_section_to_nonload.
2499 (Output_segment::add_output_section_to_nonload): New function.
2500 (Output_segment::remove_output_section): Rewrite.
2501 (Output_segment::add_initial_output_data): Likewise.
2502 (Output_segment::has_any_data_sections): Likewise.
2503 (Output_segment::is_first_section_relro): Likewise.
2504 (Output_segment::maximum_alignment): Likewise.
2505 (Output_segment::has_dynamic_reloc): New function replacing
2506 dynamic_reloc_count. Change all callers.
2507 (Output_segment::has_dynamic_reloc_list): New function replacing
2508 dynamic_reloc_count_list. Change all callers.
2509 (Output_segment::set_section_addresses): Rewrite.
2510 (Output_segment::set_offset): Rewrite.
2511 (Output_segment::find_first_and_last_list): Remove.
2512 (Output_segment::set_tls_offsets): Rewrite.
2513 (Output_segment::first_section_load_address): Likewise.
2514 (Output_segment::output_section_count): Likewise.
2515 (Output_segment::section_with_lowest_load_address): Likewise.
2516 (Output_segment::write_section_headers): Likewise.
2517 (Output_segment::print_sections_to_map): Likewise.
2518 * output.h (class Output_data): Remove dynamic_reloc_count_
2519 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2520 (Output_data::add_dynamic_reloc): Rewrite.
2521 (Output_data::has_dynamic_reloc): New function.
2522 (Output_data::dynamic_reloc_count): Remove.
2523 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2524 is_last_relro_, is_first_non_relro_, is_interp_,
2525 is_dynamic_linker_section_ fields. Add order and set_order
2526 functions. Remove is_relro_local, set_is_relro_local,
2527 is_last_relro, set_is_last_relro, is_first_non_relro,
2528 set_is_first_non_relro functions, is_interp, set_is_interp,
2529 is_dynamic_linker_section, and set_is_dynamic_linker_section
2531 (class Output_segment): Change Output_data_list from std::list to
2532 std:;vector. Add output_lists_ field. Remove output_data_ and
2533 output_bss_ fields. Update declarations.
2535 2010-08-02 Ian Lance Taylor <iant@google.com>
2537 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2538 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2539 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2541 2010-08-02 Ian Lance Taylor <iant@google.com>
2544 * script.cc (Script_options::Script_options): Initialize
2545 symbol_definitions_ and symbol_references_.
2546 (Script_options::add_symbol_assignment): Update
2547 symbol_definitions_ and symbol_references_.
2548 (Script_options::add_symbol_reference): New function.
2549 (script_symbol): New function.
2550 * script.h (class Script_options): Add symbol_definitions_ and
2551 symbol_references_ fields.
2552 (Script_options::referenced_const_iterator): New type.
2553 (Script_options::referenced_begin): New function.
2554 (Script_options::referenced_end): New function.
2555 (Script_options::is_referenced): New function.
2556 (Script_options::any_unreferenced): New function.
2557 * script-c.h (script_symbol): Declare.
2558 * yyscript.y (exp): Call script_symbol.
2559 * symtab.cc: Include "script.h".
2560 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2561 Change all callers. Check symbols referenced by scripts.
2562 (Symbol_table::add_undefined_symbols_from_command_line): Add
2563 layout parameter. Change all callers.
2564 (Symbol_table::do_add_undefined_symbols_from_command_line):
2565 Likewise. Break out loop body. Check symbols referenced by
2567 (Symbol_table::add_undefined_symbol_from_command_line): New
2568 function broken out of
2569 do_add_undefined_symbols_from_command_line.
2570 * symtab.h (class Symbol_table): Update declarations.
2571 * archive.cc: Include "layout.h".
2572 (Archive::should_include_member): Add layout parameter. Change
2573 all callers. Check for symbol mentioned in expression.
2574 * archive.h (class Archive): Update declaration.
2575 * object.cc (Sized_relobj::do_should_include_member): Add layout
2577 * object.h (Object::should_include_member): Add layout parameter.
2579 (Object::do_should_include_member): Add layout parameter.
2580 (class Sized_relobj): Update declaration.
2581 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2583 * dynobj.h (class Sized_dynobj): Update declaration.
2584 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2586 * plugin.h (class Sized_pluginobj): Update declaration.
2588 2010-08-02 Ian Lance Taylor <iant@google.com>
2591 * output.cc (Output_segment::set_offset): Search for the first and
2592 last sections rather than assuming that the list is in order.
2593 (Output_segment::find_first_and_last_list): New function.
2594 * output.h (class Output_segment): Update declarations.
2595 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2596 (relro_strip_test_SOURCES): New variable.
2597 (relro_strip_test_DEPENDENCIES): New variable.
2598 (relro_strip_test_LDFLAGS): New variable.
2599 (relro_strip_test_LDADD): New variable.
2600 (relro_strip_test.so): New target.
2602 2010-08-02 Ian Lance Taylor <iant@google.com>
2604 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2605 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2606 (Target_i386::got_tlsdesc_section): New function.
2607 (Target_i386::got_section): Create space for GOT entries for
2608 TLSDESC relocations.
2609 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2611 (Target_i386::Scan::global): Likewise.
2612 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2614 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2615 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2616 (Target_x86_64::got_tlsdesc_section): New function.
2617 (Target_x86_64::got_section): Create space for GOT entries for
2618 TLSDESC relocations.
2619 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2621 (Target_x86_64::Scan::global): Likewise.
2622 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2625 2010-08-02 Ian Lance Taylor <iant@google.com>
2627 * testsuite/final_layout.sh: Use dc to convert from hex to
2630 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2632 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2633 paramter to the call to gold::gc_process_relocs.
2634 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2635 paramter to the call to gold::gc_process_relocs.
2636 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2637 parameter to the call to gold::gc_process_relocs.
2638 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2639 template parameter to the call to gold::gc_process_relocs.
2640 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2641 paramter to the call to gold::gc_process_relocs.
2642 * gc.h (get_embedded_addend_size): New function.
2643 (gc_process_relocs): Save the size of the reloc for use by ICF.
2644 * icf.cc (get_section_contents): Get the addend from the text section
2645 for SHT_REL relocation sections.
2646 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2647 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2648 * int_encoding.h (read_from_pointer): New overloaded function.
2649 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2650 * testsuite/icf_sht_rel_addend_test.sh: New file.
2651 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2652 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2654 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2656 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2657 * Makefile.in: Regenerate.
2658 * testsuite/Makefile.in: Regenerate.
2660 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2662 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2663 * gold/testsuite/debug_msg.cc: Likewise.
2664 * gold/testsuite/odr_violation1.cc
2665 * gold/testsuite/odr_violation2.cc
2667 2010-07-21 Cary Coutant <ccoutant@google.com>
2669 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2670 string, and length fields.
2671 (Output_merge_string::Merged_strings_list): New type.
2672 (Output_merge_string::Merged_strings_lists): New typedef.
2673 (Output_merge_string): Replace merged_strings_ with
2674 merged_strings_lists_.
2675 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2676 Merged_strings_list per input object and section. Don't store pointer
2677 to the string. Don't store length with each merged string entry.
2678 (Output_merge_string::finalize_merged_data): Loop over list of merged
2679 strings lists. Recompute length of each merged string.
2681 2010-07-15 Cary Coutant <ccoutant@google.com>
2683 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2686 2010-07-14 Ian Lance Taylor <iant@google.com>
2688 * descriptors.cc (Descriptors::open): Report correct name in error
2691 2010-07-13 Doug Kwan <dougkwan@google.com>
2693 * arm.cc (Arm_input_section::Arm_input_section): For a
2694 SHT_ARM_EXIDX section, always keeps the input sections.
2695 (Arm_input_section::set_exidx_section_link): New method.
2696 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2697 has_errors_ to false.
2698 (Arm_exidx_input_section::has_errors,
2699 Arm_exidx_input_section::set_has_errors): New methods.
2700 (Arm_exidx_input_section::has_errors_): New data member.
2701 (Arm_relobj::get_exidx_shndx_list): New method.
2702 (Arm_output_section::append_text_sections_to_list): Do not skip
2703 section without SHF_EXECINSTR.
2704 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2706 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2707 section header. Make error messages more verbose. Check for
2708 a non-executable section linked to an EXIDX section.
2709 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2710 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2711 check that there is no deferred EXIDX section if we exit early.
2712 Instead of not making an EXIDX section in case of an error, make one
2713 and set the has_errors flag of it.
2714 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2715 in a relocatable link.
2716 (Target_arm::do_relax): Look for the EXIDX output section instead of
2717 assuming that it is called .ARM.exidx.
2718 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2719 section list. Do not check for SHF_EXECINSTR section flags but
2720 skip any input section with errors.
2721 * output.cc (Output_section::Output_section): Initialize
2722 always_keeps_input_sections_ to false.
2723 (Output_section::add_input_section): Check for
2724 always_keeps_input_sections_.
2725 * output.h (Output_section::always_keeps_input_sections,
2726 Output_section::set_always_keeps_input_sections): New methods.
2727 (Output_section::always_keeps_input_sections): New data member.
2729 2010-07-13 Rafael Espindola <espindola@google.com>
2731 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2732 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2734 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2735 Ian Lance Taylor <iant@google.com>
2737 * output.h (Output_section_lookup_maps::add_merge_section):
2738 Correct check of whether value was inserted.
2739 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2740 (Output_section_lookup_maps::add_relaxed_input_section):
2742 * arm.cc (Target_arm::got_section): Remove used local os.
2743 * i386.cc (Target_i386::got_section): Likewise.
2744 * x86_64.cc (Target_x86_64::got_section): Likewise.
2745 * sparc.cc (Target_sparc::got_section): Likewise.
2746 (Target_sparc::relocate): Remove unused local have_got_offset.
2747 * powerpc.cc (Target_powerpc::relocate): Likewise.
2749 2010-07-13 Ian Lance Taylor <iant@google.com>
2751 * compressed_output.cc (zlib_decompress): Fix signature in
2754 * archive.cc (Archive::include_member): Unlock an external member
2755 of a thin archive. Don't bother to delete an object we know is
2758 2010-07-12 Cary Coutant <ccoutant@google.com>
2760 * compressed_output.cc (zlib_decompress): New function.
2761 (get_uncompressed_size): New function.
2762 (decompress_input_section): New function.
2763 * compressed_output.h (get_uncompressed_size): New function.
2764 (decompress_input_section): New function.
2765 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2766 Handle compressed debug sections.
2767 * layout.cc (is_compressed_debug_section): New function.
2768 (Layout::output_section_name): Map compressed section names to
2770 * layout.h (is_compressed_debug_section): New function.
2771 (is_debug_info_section): Recognize compressed debug sections.
2772 * merge.cc: Include compressed_output.h.
2773 (Output_merge_data::do_add_input_section): Handle compressed
2775 (Output_merge_string::do_add_input_section): Handle compressed
2777 * object.cc: Include compressed_output.h.
2778 (Sized_relobj::Sized_relobj): Initialize new data members.
2779 (build_compressed_section_map): New function.
2780 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2781 * object.h (Object::section_is_compressed): New method.
2782 (Object::do_section_is_compressed): New method.
2783 (Sized_relobj::Compressed_section_map): New type.
2784 (Sized_relobj::do_section_is_compressed): New method.
2785 (Sized_relobj::compressed_sections_): New data member.
2786 * output.cc (Output_section::add_input_section): Handle compressed
2788 * reloc.cc: Include compressed_output.h.
2789 (Sized_relobj::write_sections): Handle compressed debug sections.
2791 2010-07-08 Cary Coutant <ccoutant@google.com>
2793 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2794 weak when resolving to a dynamic def.
2795 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2796 for weak undef/dynamic def cases. Adjust callers.
2797 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2798 undef_binding_weak_.
2799 (Symbol_table::sized_write_globals): Adjust symbol binding.
2800 (Symbol_table::sized_write_symbol): Add binding parameter.
2801 * symtab.h (Symbol::set_undef_binding): New method.
2802 (Symbol::is_undef_binding_weak): New method.
2803 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2804 (Symbol_table::should_override): Add new parameter.
2805 (Symbol_table::sized_write_symbol): Add new parameter.
2807 * testsuite/weak_undef_file1.cc: Add new test case.
2808 * testsuite/weak_undef_file2.cc: Fix header comment.
2809 * testsuite/weak_undef_test.cc: Add new test case.
2811 2010-06-29 Doug Kwan <dougkwan@google.com>
2813 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2814 Initialize USE_SYMBOL_.
2815 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2817 (Arm_reloc_property::uses_symbol_): New data member declaration.
2818 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2819 uses symbol value and symbol is undefined but not weakly undefined.
2821 2010-06-28 Rafael Espindola <espindola@google.com>
2823 * plugin.cc (Plugin::load): Use dlerror.
2825 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2827 * symtab.cc (detect_odr_violations): When reporting an ODR
2828 violation, report an object where the symbol is defined.
2830 2010-06-25 Doug Kwan <dougkwan@google.com>
2832 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2833 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2835 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2836 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2837 target hook to detect function points.
2838 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2839 * icf.h (Icf::check_section_for_function_pointers): Change type of
2840 parameter SECTION_NAME to const reference to std::string. Use
2841 target hook to determine if section may have unsafe pointers.
2842 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2845 2010-06-21 Rafael Espindola <espindola@google.com>
2847 * fileread.cc (Input_file::find_fie): New
2848 (Input_file::open): Use Input_file::find_fie.
2849 * fileread.h (Input_file::find_fie): New
2850 * plugin.cc (set_extra_library_path): New.
2851 (Plugin::load): Add set_extra_library_path to the transfer vector.
2852 (Plugin_manager::set_extra_library_path): New.
2853 (Plugin_manager::add_input_file): Use the extra search path if set.
2854 (set_extra_library_path(): New.
2855 * plugin.h (Plugin_manager): Add set_extra_library_path and
2858 2010-06-19 Cary Coutant <ccoutant@google.com>
2860 * layout.cc (gdb_sections): Add .debug_types.
2861 (lines_only_debug_sections): Likewise.
2863 2010-06-18 Rafael Espindola <espindola@google.com>
2865 * plugin.cc (add_input_file,add_input_library)
2866 (Plugin_manager::add_input_file): Make filename arguments const.
2867 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2870 2010-06-16 Doug Kwan <dougkwan@google.com>
2872 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2873 .ARM.attributes section if we have not merged any input
2874 attributes sections.
2876 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2878 * arm.cc: Allow combining objects with no EABI version
2881 2010-06-15 Rafael Espindola <espindola@google.com>
2883 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2885 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2887 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2888 (struct iovec): Correct !HAVE_READV definition.
2890 2010-06-10 Cary Coutant <ccoutant@google.com>
2892 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2893 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2895 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2898 * symtab.h (Symbol::is_placeholder): New member function.
2899 * target-reloc.h (relocate_section): Check for placeholder symbols.
2901 * testsuite/Makefile.am (plugin_test_8): New test.
2902 (plugin_test_9): New test.
2903 * testsuite/Makefile.in: Regenerate.
2905 2010-06-09 Nick Clifton <nickc@redhat.com>
2907 * yyscript.y (input_list_element): Allow strings prefixed with
2908 the '-' character. Treat these as libraries.
2909 * script.cc (script_add_library): New function. Adds a library
2910 specified by "-l<name>" found in an input script.
2911 * script-c.h: Add prototype for script_add_library.
2913 2010-06-07 Doug Kwan <dougkwan@google.com>
2915 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2916 Restrict stub-group size to be within long conditional branch
2917 range when working around cortex-A8 erratum.
2919 2010-06-07 Damien Diederen <dd@crosstwine.com>
2921 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2924 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2928 (Output_section::Input_section_sort_entry::compare_section_ordering):
2929 Change to return non-zero correctly.
2930 (Output_section::Input_section_sort_section_order_index_compare
2931 ::operator()): Change to fix ambiguity in comparisons.
2933 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2935 * gold.h (is_wildcard_string): New function.
2936 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2937 (Layout::layout_eh_frame): Ditto.
2938 (Layout::find_section_order_index): New method.
2939 (Layout::read_layout_from_file): New method.
2940 * layout.h (Layout::find_section_order_index): New method.
2941 (Layout::read_layout_from_file): New method.
2942 (Layout::input_section_position_): New private member.
2943 (Layout::input_section_glob_): New private member.
2944 * main.cc (main): Call read_layout_from_file here.
2945 * options.h (--section-ordering-file): New option.
2946 * output.cc (Output_section::input_section_order_specified_): New
2948 (Output_section::Output_section): Initialize new member.
2949 (Output_section::add_input_section): Add new parameter.
2950 Keep input sections when --section-ordering-file is used.
2951 (Output_section::set_final_data_size): Sort input sections when
2952 section ordering file is specified.
2953 (Output_section::Input_section_sort_entry): Add new parameter.
2955 (Output_section::Input_section_sort_entry::compare_section_ordering):
2957 (Output_section::Input_section_sort_compare::operator()): Change to
2958 consider section_order_index.
2959 (Output_section::Input_section_sort_init_fini_compare::operator()):
2960 Change to consider section_order_index.
2961 (Output_section::Input_section_sort_section_order_index_compare
2962 ::operator()): New method.
2963 (Output_section::sort_attached_input_sections): Change to sort
2964 according to section order when specified.
2965 (Output_section::add_input_section<32, true>): Add new parameter.
2966 (Output_section::add_input_section<64, true>): Add new parameter.
2967 (Output_section::add_input_section<32, false>): Add new parameter.
2968 (Output_section::add_input_section<64, false>): Add new parameter.
2969 * output.h (Output_section::add_input_section): Add new parameter.
2970 (Output_section::input_section_order_specified): New
2972 (Output_section::set_input_section_order_specified): New method.
2973 (Input_section::Input_section): Initialize section_order_index_.
2974 (Input_section::section_order_index): New method.
2975 (Input_section::set_section_order_index): New method.
2976 (Input_section::section_order_index_): New member.
2977 (Input_section::Input_section_sort_section_order_index_compare): New
2979 (Output_section::input_section_order_specified_): New member.
2980 * script-sections.cc (is_wildcard_string): Delete and move modified
2982 (Output_section_element_input::Output_section_element_input): Modify
2983 call to is_wildcard_string.
2984 (Output_section_element_input::Input_section_pattern
2985 ::Input_section_pattern): Ditto.
2986 (Output_section_element_input::Output_section_element_input): Ditto.
2987 * testsuite/Makefile.am (final_layout): New test case.
2988 * testsuite/Makefile.in: Regenerate.
2989 * testsuite/final_layout.cc: New file.
2990 * testsuite/final_layout.sh: New file.
2992 2010-06-01 Rafael Espindola <espindola@google.com>
2994 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2996 2010-06-01 Rafael Espindola <espindola@google.com>
2998 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2999 visibility of symbols.
3001 2010-05-27 Doug Kwan <dougkwan@google.com>
3003 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3004 from start of output section instead of address for a local symbol
3005 in a merged or relaxed section when doing a relocatable link.
3007 2010-05-26 Rafael Espindola <espindola@google.com>
3010 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3011 adding sections the garbage collector removed.
3012 * gold/testsuite/Makefile.am: Add test.
3013 * gold/testsuite/Makefile.in: Regenerate.
3014 * gold/testsuite/plugin_test_7.sh: New.
3015 * gold/testsuite/plugin_test_7_1.c: New.
3016 * gold/testsuite/plugin_test_7_2.c: New.
3018 2010-05-26 Rafael Espindola <espindola@google.com>
3020 * script-sections.cc (Output_section_definition::set_section_addresses):
3021 Check for --section-start.
3023 2010-05-26 Doug Kwan <dougkwan@google.com>
3025 * arm.cc (Arm_scan_relocatable_relocs): New class.
3026 (Target_arm::relocate_special_relocatable): New method.
3027 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3028 (Arm_relocate_functions::thumb_branch_common): Same.
3029 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3030 instead of Default_scan_relocatable_relocs.
3031 * target-reloc.h (relocate_for_relocatable): Let target handle
3032 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3033 * target.h (Sized_target::relocate_special_relocatable): New method.
3035 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3037 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3039 2010-05-23 Doug Kwan <dougkwan@google.com>
3041 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3043 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3044 with a direct branch, not a conditional branch, to a stub.
3045 * merge.cc (Output_merge_base::record_input_section): New method
3047 (Output_merge_data::do_add_input_section): Record input section if
3048 keeps-input-sections flag is set.
3049 (Output_merge_string::do_add_input_section): Ditto.
3050 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3051 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3053 (Output_merge_base::keeps_input_sections,
3054 Output_merge_base::set_keeps_input_sections,
3055 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3057 (Output_merge_base::Input_sections): New type declaration.
3058 (Output_merge_base::input_sections_begin,
3059 Output_merge_base::input_sections_end,
3060 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3061 (Output_merge_base::bool keeps_input_sections_,
3062 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3063 Output_merge_base::input_sections_): New data members.
3064 (Output_merge_data::do_set_keeps_input_sections): New method
3066 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3067 * output.cc (Output_section::Input_section::relobj): Move method
3068 defintion from class declaration to here and handle merge sections.
3069 (Output_section::Input_section::shndx): Ditto.
3070 (Output_section::Output_section): Remove initializations of removed
3071 data members and initialize new data member LOOKUP_MAPS_.
3072 (Output_section::add_input_section): Set keeps-input-sections flag
3073 for a newly created merge output section as appropriate. Adjust code
3074 to use Output_section_lookup_maps class.
3075 (Output_section::add_relaxed_input_section): Adjst code for lookup
3076 maps code refactoring.
3077 (Output_section::add_merge_input_section): Add a new parameter
3078 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3079 class. If adding input section to a newly created merge output
3080 section fails, remove the new merge section.
3081 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3082 Adjust code for use of the Output_section_lookup_maps class.
3083 (Output_section::find_merge_section): Ditto.
3084 (Output_section::build_lookup_maps): New method defintion.
3085 (Output_section::find_relaxed_input_section): Adjust code to use
3086 Output_section_lookup_maps class.
3087 (Output_section::get_input_sections): Export merge sections. Adjust
3088 code to use Output_section_lookup_maps class.
3089 (Output_section:::add_script_input_section): Adjust code to use
3090 Output_section_lookup_maps class. Update lookup maps for merge
3092 (Output_section::discard_states): Use Output_section_lookup_maps.
3093 (Output_section::restore_states): Same.
3094 * output.h (Merge_section_properties): Move class defintion out of
3096 (Output_section_lookup_maps): New class.
3097 (Output_section::Input_section::is_merge_section): New method
3099 (Output_section::Input_section::relobj): Move defintion out of class
3100 defintion. Declare method only.
3101 (Output_section::Input_section::shndx): Ditto.
3102 (Output_section::Input_section::output_merge_base): New method defintion.
3103 (Output_section::Input_section::u2_.pomb): New union field.
3104 (Output_section::Merge_section_by_properties_map,
3105 Output_section::Output_section_data_by_input_section_map,
3106 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3108 (Output_section::add_merge_input_section): Add new parameter
3109 KEEPS_INPUT_SECTIONS.
3110 (Output_section::build_lookup_maps): New method declaration.
3111 (Output_section::merge_section_map_,
3112 Output_section::merge_section_by_properties_map_,
3113 Output_section::relaxed_input_section_map_,
3114 Output_section::is_relaxed_input_section_map_valid_): Remove data
3116 (Output_section::lookup_maps_): New data member.
3118 2010-05-21 Doug Kwan <dougkwan@google.com>
3121 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3122 avoid a compilation error.
3124 2010-05-19 Rafael Espindola <espindola@google.com>
3126 * script-sections.cc (Output_section_definition::allocate_to_segment):
3127 Update the phdrs_list even when the output section is NULL.
3128 * testsuite/Makefile.am: Add test.
3129 * testsuite/Makefile.in: Regenerate.
3130 * testsuite/script_test_9.cc: New.
3131 * testsuite/script_test_9.sh: New.
3132 * testsuite/script_test_9.t: New.
3134 2010-05-19 Doug Kwan <dougkwan@google.com>
3136 * arm.cc (Arm_input_section::original_size): New method.
3137 (Arm_input_section::do_addralign): Add a cast.
3138 (Arm_input_section::do_output_offset): Remove static cast.
3139 (Arm_input_section::original_addralign,
3140 Arm_input_section::original_size_): Change type to uint32_t.
3141 (Arm_input_section::init): Add safe casts for section alignment
3143 (Arm_input_section::set_final_data_size): Do not set address and
3144 offset of stub table.
3145 (Arm_output_section::fix_exidx_coverage): Change use of of
3146 Output_section::Simple_input_section to that of
3147 Output_section::Input_section.
3148 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3149 except for the first pass.
3150 * output.cc (Output_section::get_input_sections): Change type of
3151 input_sections to std::list<Input_section>.
3152 (Output_section::add_script_input_section): Rename from
3153 Output_section::add_simple_input_section. Change type of SIS
3154 parameter from Simple_input_section to Input_section.
3155 * output.h (Output_section::Simple_input_section): Remove class.
3156 (Output_section::Input_section): Change class visibility to public.
3157 (Output_section::Input_section::addralign): Use stored alignments
3158 for special input sections if set.
3159 (Output_section::Input_section::set_addralign): New method.
3160 (Output_section::get_input_sections): Change parameter type from
3161 list of Simple_input_section to list of Input_section.
3162 (Output_section::add_script_input_section): Rename from
3163 Output_section::add_simple_input_section. Change first parameter's
3164 type from Simple_input_section to Input_section and remove the
3165 second and third parameters.
3166 * script-sections.cc (Input_section::Input_section_list): Change
3167 type to list of Output_section::Input_section/
3168 (Input_section_info::Input_section_info): Change parameter type of
3169 INPUT_SECTION to Output_section::Input_section.
3170 (Input_section_info::input_section): Change return type.
3171 (Input_section_info::input_section_): Change type to
3172 Output_section::Input_section.
3173 (Output_section_element_input::set_section_addresses): Adjust code
3174 to use Output_section::Input_section instead of
3175 Output_section::Simple_input_section. Adjust code for renaming
3176 of Output_section::add_simple_input_section.
3177 (Orphan_output_section::set_section_addresses): Ditto.
3179 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3181 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3182 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3184 2010-05-18 Rafael Espindola <espindola@google.com>
3186 * options.cc (General_options::finalize): Handle -nostdlib.
3187 * options.h (nostdlib): New option.
3188 * script.cc (script_add_search_dir): Handle -nostdlib.
3190 2010-05-12 Doug Kwan <dougkwan@google.com>
3192 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3193 attributes section only if there no attributes section after merging.
3194 (Target_arm::merge_object_attributes): Move value of
3195 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3196 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3197 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3198 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3199 and arm_attr_merge_7.stdout.
3200 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3201 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3202 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3203 arm_attr_merge_7b.o): New rules.
3204 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3206 * testsuite/Makefile.in: Regenerate.
3207 * testsuite/arm_attr_merge.sh: New file.
3208 * testsuite/arm_attr_merge_[67][ab].s: Same.
3210 2010-05-05 Nick Clifton <nickc@redhat.com>
3212 * po/es.po: Updated Spanish translation.
3214 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3216 * Makefile.am (install-exec-local): Properly install gold as
3217 default cross linker.
3218 * Makefile.in: Regenerated.
3220 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3221 Nick Clifton <nickc@redhat.com>
3223 * configure.ac (install_as_default): Define and set to false
3224 unless --enable-gold or --enable-gold=both/gold has been
3226 * configure: Regenerate.
3228 * Makefile.am (install-exec-local): Install the executable as
3229 'ld.gold'. If install_as_default is true then also install it as
3231 * Makefile.in: Regenerated.
3233 2010-04-24 Ian Lance Taylor <iant@google.com>
3235 * layout.cc (Layout::layout_reloc): In relocatable link don't
3236 combine reloc sections for grouped sections.
3238 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3240 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3241 sections that are not ordinary to icf.
3242 * icf.cc (get_section_contents): Handle relocation pointing to section
3243 with no object or shndx information.
3244 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3245 * testsuite/Makefile.in: Regenerate.
3246 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3247 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3249 2010-04-22 Ian Lance Taylor <iant@google.com>
3251 * expression.cc (Expression::Expression_eval_info): Add
3252 result_alignment_pointer field.
3253 (Expression::eval_with_dot): Add result_alignment_pointer
3254 parameter. Change all callers.
3255 (Expression::eval_maybe_dot): Likewise.
3256 (class Binary_expression): Add alignment_pointer parameter to
3257 left_value and right_value. Change all callers.
3258 (BINARY_EXPRESSION): Set result alignment.
3259 (class Trinary_expression): Add alignment_pointer parameter to
3260 arg2_value and arg3_value. Change all callers.
3261 (Trinary_cond::value): Set result alignment.
3262 (Max_expression::value, Min_expression::value): Likewise.
3263 (Align_expression::value): Likewise.
3264 * script-sections.cc (class Sections_element): Add dot_alignment
3265 parameter to set_section_addresses virtual function. Update
3267 (class Output_section_element): Likewise.
3268 (Script_sections::create_segments): Add dot_alignment parameter.
3270 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3271 (Script_sections::set_phdrs_clause_addresses): Likewise.
3272 * script-sections.h: Update declarations.
3273 * script.h: Update declarations.
3274 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3276 * testsuite/script_test_3.t: Set large alignment.
3277 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3278 segment has expected alignment.
3280 2010-04-22 Nick Clifton <nickc@redhat.com>
3282 * po/gold.pot: Updated by the Translation project.
3283 * po/vi.po: Updated Vietnamese translation.
3285 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3287 * testsuite/Makefile.am (check_PROGRAMS): Add
3288 icf_virtual_function_folding_test.
3289 * testsuite/Makefile.in: Regenerated.
3291 2010-04-15 Andrew Haley <aph@redhat.com>
3293 * options.h (merge_exidx_entries): New option.
3294 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3295 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3296 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3297 (Target_arm::merge_exidx_entries): New function.
3298 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3299 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3300 to Arm_exidx_fixup constructor.
3301 Add new arg, merge_exidx_entries.
3302 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3303 Arm_output_section::fix_exidx_coverage.
3305 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3307 * icf.cc (get_section_contents): Check for preemptible functions.
3308 Ignore addend when appropriate.
3309 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3311 (add_from_relobj): Check for section folded.
3312 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3313 * symtab.h (should_add_dynsym_entry): Add new parameter.
3314 * target-reloc.h (scan_relocs): Check for section folded.
3315 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3316 Check reloc types for function pointers in shared objects.
3317 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3319 (icf_preemptible_functions_test): New test case.
3320 (icf_string_merge_test): New test case.
3321 * testsuite.Makefile.in: Regenerate.
3322 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3323 bar_glob. Refactor code.
3324 * testsuite/icf_preemptible_functions_test.cc: New file.
3325 * testsuite/icf_preemptible_functions_test.sh: New file.
3326 * testsuite/icf_string_merge_test.cc: New file.
3327 * testsuite/icf_string_merge_test.sh: New file.
3328 * testsuite/icf_virtual_function_folding_test.cc: New file.
3329 * testsuite/icf_virtual_function_folding_test.sh: New file.
3331 2010-04-14 Doug Kwan <dougkwan@google.com>
3333 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3334 for local symbol recounting if we remove a section due to ICF.
3335 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3336 there are no regular objects in input.
3338 2010-04-13 Doug Kwan <dougkwan@google.com>
3340 * arm.cc (Arm_input_section::set_final_data_size): Compute
3341 accurate final data size instead of using current data size.
3343 2010-04-09 Doug Kwan <dougkwan@google.com>
3345 * layout.cc (Layout::choose_output_section): Handle script section
3347 (Layout::make_output_section_for_script): Add section type parameter.
3348 Handle script section types.
3349 * layout.h (Layout::make_output_section_for_script): Add section
3351 * output.cc (Output_section::Output_section): Initialize data member
3353 (Output_section::do_reset_address_and_file_offset): Do not set address
3354 to 0 if section is a NOLOAD section.
3355 * output.h (Output_section::is_noload): New method.
3356 (Output_section::set_is_noload): Ditto.
3357 (Output_section::is_noload_): New data member.
3358 * script-c.h (Script_section_type): New enum type.
3359 (struct Parser_output_section_header): Add new file section_type.
3360 * script-sections.cc (Sections_element::output_section_name): Add
3361 parameter for returning script section type.
3362 (Output_section_definition::output_section_name): Ditto.
3363 (Output_section_definition::section_type)P; New method.
3364 (Output_section_definiton::script_section_type_name): Ditto.
3365 (Output_section_definition::script_section_type_): New data member.
3366 (Output_section_definition::Output_section_definition): Initialize
3367 data member Output_section_definition::script_section_type_.
3368 (Output_section_definition::create_sections): Pass script section type
3369 to Layout::make_output_section_for_script.
3370 (Output_section_definition::output_section_name): Return script
3371 section type to caller.
3372 (Output_section_definition::set_section_address): Do not advance
3373 dot value and load address if section type is NOLOAD. Set address
3374 of NOLOAD sections regardless of section flags.
3375 (Output_section_definition::print): Print section type if it is
3376 not SCRIPT_SECTION_TYPE_NONE.
3377 (Output_section_definition::section_type): New method.
3378 (Output_section_definition::script_section_type_name): Ditto.
3379 (Script_sections::output_section_name): Add new parameter
3380 PSECTION_TYPE for returning script section type. Pass it to
3381 section elements. Handle discard sections.
3382 (Sort_output_sections::operator()): Handle NOLOAD sections.
3383 * script-sections.h (Script_sections::Section_type): New enum type.
3384 (Script_sections::output_section_name): Add a new parameter for
3385 returning script section type.
3386 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3388 * yyscript.y (union): Add new field SECTION_TYPE.
3389 (COPY, DSECT, INFO, NOLOAD): New tokens.
3390 (opt_address_and_section_type): Change type to output_section_header.
3391 (section_type): New non-terminal
3392 (section_header): Handle section type.
3393 (opt_address_and_section_type): Return section type value.
3395 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3397 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3398 * testsuite/plugin_common_test_2.c (foo): Likewise.
3400 2010-04-08 Doug Kwan <dougkwan@google.com>
3402 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3404 * output.cc (Output_section::add_merge_input_section): Simplify
3405 code and return status of Output_merge_base::add_input_section.
3406 Update merge section map only if Output_merge_base::add_input_section
3409 2010-04-07 Doug Kwan <dougkwan@google.com>
3411 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3412 if section is marked as containing instructions but has no mapping
3414 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3415 correct section index.
3416 (Arm_relobj::find_linked_text_section): Ditto.
3418 2010-04-07 Cary Coutant <ccoutant@google.com>
3420 * archive.cc (include_member): Destroy Read_symbols_data object before
3422 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3423 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3424 (Read_symbols_data::~Read_symbols_data) New destructor.
3425 (Section_relocs::Section_relocs) New constructor.
3426 (Section_relocs::~Section_relocs) New destructor.
3427 (Read_relocs_data::Read_relocs_data) New constructor.
3428 (Read_relocs_data::~Read_relocs_data) New destructor.
3429 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3430 pointers to NULL after deleting.
3432 2010-04-07 Doug Kwan <dougkwan@google.com>
3434 * arm.cc: Replace "endianity" with "endianness" in comments.
3435 (Arm_exidx_cantunwind): Ditto.
3436 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3437 (Arm_relobj::merge_flags_and_attributes): New method.
3438 (Arm_relobj::merge_flags_and_attributes_): New data member.
3439 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3440 (Arm_relobj::scan_sections_for_stubs): Ditto.
3441 (Arm_relobj::do_read_symbols): Check to see if we really want to
3442 merge processor-specific flags and attributes. Exit early if
3443 an object is empty except for section names and the undefined symbol.
3444 (Target_arm::do_finalize_sections): Move check for ELF format to
3445 Arm_relobj::do_read_symbols. Merge processor specific flags and
3446 attributes from a regular object only when we have determined that
3447 it is aapropriate. Do not create an .ARM.attributes section in
3448 output if there is no regular input object.
3449 (Target_arm::merge_processor_specific_flags): Check
3450 --warn-mismatch before printing any error.
3451 (Target_arm::merge_object_attributes): Ditto.
3452 * gold.cc (queue_middle_tasks): Handle the case in which there is
3453 no regular object in input.
3454 * options.cc (General_options::parse_EB): New method.
3455 (General_options::parse_EL): Same.
3456 (General_options::General_options): Initialize endianness_.
3457 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3459 (General_options::Endianness): New enum.
3460 (General_options::endianness): New method.
3461 (General_options::endianness_): New data member.
3462 * parameters.cc (Parameters::set_options): Check target endianness.
3463 (Parameters::set_target_once): Ditto.
3464 (Parameters::check_target_endianness): New method.
3465 (parameters_force_valid_target): If either -EL or -EB is specified,
3466 use it to define endianness of default target.
3467 * parameters.h (Parameters::check_target_endianness): New method
3469 * target.h (class Target): Change "endianity" to "endianness"
3472 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3474 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3475 * configure: Regenerate.
3476 * Makefile.in: Regenerate.
3477 * testsuite/Makefile.in: Regenerate.
3479 2010-04-06 Cary Coutant <ccoutant@google.com>
3482 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3483 prevailing definitions of common symbols.
3484 * testsuite/plugin_test_6.sh: New test case.
3485 * testsuite/plugin_common_test_1.c: New test case.
3486 * testsuite/plugin_common_test_2.c: New test case.
3487 * testsuite/Makefile.am (plugin_test_6): New test case.
3488 * testsuite/Makefile.in: Regenerate.
3490 2010-04-06 Nick Clifton <nickc@redhat.com>
3492 * po/vi.po: New Vietnamese translation.
3494 2010-03-30 Doug Kwan <dougkwan@google.com>
3496 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3498 2010-03-25 Doug Kwan <dougkwan@google.com>
3500 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3501 to avoid a conversion warning on a 32-bit host.
3503 2010-03-24 Ian Lance Taylor <iant@google.com>
3505 * testsuite/script_test_3.t: Add a TLS segment.
3506 * testsuite/Makefile.am (check_PROGRAMS): Add
3507 tls_phdrs_script_test.
3508 (tls_phdrs_script_test_SOURCES): Define.
3509 (tls_phdrs_script_test_DEPENDENCIES): Define.
3510 (tls_phdrs_script_test_LDFLAGS): Define.
3511 (tls_phdrs_script_test_LDADD): Define.
3512 * testsuite/Makefile.in: Rebuild.
3514 2010-03-23 Cary Coutant <ccoutant@google.com>
3516 * fileread.cc (find_or_make_view): Fix comment.
3518 2010-03-23 Ian Lance Taylor <iant@google.com>
3520 * script-sections.cc (class Orphan_section_placement): Define
3521 PLACE_TLS and PLACE_TLS_BSS.
3522 (Orphan_section_placement::Orphan_section_placement): Initialize
3524 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3525 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3526 (tls_script_test_SOURCES): Define.
3527 (tls_script_test_DEPENDENCIES): Define.
3528 (tls_script_test_LDFLAGS): Define.
3529 (tls_script_test_LDADD): Define.
3530 * testsuite/Makefile.in: Rebuild.
3532 2010-03-22 Doug Kwan <dougkwan@google.com>
3534 * arm.cc (Arm_relocate_functions::abs8,
3535 Arm_relocate_functions::abs16): Use correct check for overflow
3536 specified in the ARM ELF specs.
3537 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3538 target of a BLX instruction specially.
3539 (Reloc_stub::stub_type_for_reloc): Ditto.
3540 (Relocate::relocate): Use symbolic names instead of numeric relocation
3541 codes to report error.
3542 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3544 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3545 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3546 thumb2_blx_out_of_range.stdout
3547 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3548 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3549 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3550 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3551 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3552 thumb2_blx_in_range, thumb2_blx_in_range.o,
3553 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3554 thumb2_blx_out_of_range.o): New rules.
3555 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3556 thumb2_blx_in_range and thumb2_blx_out_of_range.
3557 * testsuite/Makefile.in: Regenerate.
3558 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3559 * testsuite/thumb_blx_in_range.s: New file.
3560 * testsuite/thumb_blx_out_of_range.s: New file.
3562 2010-03-22 Rafael Espindola <espindola@google.com>
3564 * archive.cc (Should_include): Move to archive.h.
3565 (should_include_member): Make it a member of Archive.
3567 (Add_lib_group_symbols): New.
3568 * archive.h: Include options.h.
3569 (Archive_member): Moved from Archive.
3570 (Should_include): Moved from archive.cc.
3572 (Add_lib_group_symbols): New.
3573 * dynobj.cc (do_should_include_member): New.
3574 * dynobj.h (do_should_include_member): New.
3575 * gold.cc (queue_initial_tasks): Update call to queue.
3576 * main.cc (main): Print lib group stats.
3577 * object.cc (do_should_include_member): New.
3578 * object.h: Include archive.h.
3579 (Object::should_include_member): New.
3580 (Object::do_should_include_member): New.
3581 (Sized_relobj::do_should_include_member): New.
3582 * options.cc (General_options::parse_start_lib): New.
3583 (General_options::parse_end_lib): New.
3584 (Input_arguments::add_file): Handle lib groups.
3585 (Input_arguments::start_group): Check we are not in a lib.
3586 (Input_arguments::start_lib): New.
3587 (Input_arguments::end_lib): New.
3588 * options.h (General_options): Add start_lib and end_lib.
3589 (Input_argument::lib_): New.
3590 (Input_argument::lib): New.
3591 (Input_argument::is_lib): New.
3592 (Input_file_lib): New.
3593 (Input_arguments::in_lib_): New.
3594 (Input_arguments::in_lib): New.
3595 (Input_arguments::start_lib): New.
3596 (Input_arguments::end_lib_): New.
3597 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3598 in unused members as preempted.
3599 (Sized_pluginobj::do_should_include_member): New.
3600 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3601 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3603 (Read_symbols::do_whole_lib_group): New.
3604 (Read_symbols::do_lib_group): New.
3605 (Read_symbols::do_read_symbols): Handle lib groups.
3606 (Read_symbols::get_name): Handle lib groups.
3607 * readsyms.h (Read_symbols): Add an archive member pointer.
3608 (Read_symbols::do_whole_lib_group): New.
3609 (Read_symbols::do_lib_group): New.
3610 (Read_symbols::member_): New.
3611 * script.cc (read_input_script): Update call to queue_soon.
3613 2010-03-19 Doug Kwan <dougkwan@google.com>
3615 * arm.cc (Stub_table::Stub_table): Initialize new data members
3616 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3617 (Stub_table::add_reloc_stub): Assign stub offset and update
3618 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3619 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3621 (Stub_table::update_data_size_and_addralign): Use
3622 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3623 instead of going over all reloc stubs.
3624 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3625 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3626 Stringpool_template::offset_ to size of Stringpool_char.
3627 (Stringpool_template::new_key_offset): Remove code to initialize
3628 Stringpool_template::offset_.
3629 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3630 Stringpool_template::offset_ to zero.
3632 2010-03-15 Doug Kwan <dougkwan@google.com>
3634 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3636 (Stringpool_template::new_key_offset): New method.
3637 (Stringpool_template::add_string): Assign offsets when adding new
3639 (Stringpool_template::set_string_offsets): Do not set string offsets
3640 when not optimizing.
3641 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3643 (Chunked_vector::clear): Clear size_.
3644 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3645 (Chunked_vector::size): Return size_.
3646 (Chunked_vector::push_back): Use size_ to find insert position.
3647 (Chunked_vector::size_): New data member.
3648 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3649 (Stringpool_template::new_key_offset): New method declaration.
3650 (Stringpool_template::offset_): New data member.
3652 2010-03-15 Rafael Espindola <espindola@google.com>
3654 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3655 Add_symbols' constructor.
3656 * readsyms.h (Add_symbols): Remove the input_group member.
3658 2010-03-10 Ian Lance Taylor <iant@google.com>
3660 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3661 target to ask whether a reference to a symbol requires a stack
3663 * target.h (Target::is_call_to_non_split): New function.
3664 (Target::do_is_call_to_non_split): Declare virtual function.
3665 * target.cc: Include "symtab.h".
3666 (Target::do_is_call_to_non_split): New function.
3667 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3669 2010-03-10 Cary Coutant <ccoutant@google.com>
3671 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3672 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3673 (File_read::open[2]): Add whole_file_view_ to list of views.
3674 (File_read::make_view): Remove test of whole_file_view_.
3675 (File_read::find_or_make_view): Create whole_file_view_ if
3677 (File_read::clear_views): Replace bool parameter with enum;
3678 adjust all callers. Don't delete views with permanent data;
3679 do delete cached views and views from archives if
3680 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3681 if clearing the corresponding view.
3682 * fileread.h (File_read::Clear_views_mode): New enum.
3683 (File_read::View::is_permanent_view): New method.
3684 (File_read::clear_views): Replace bool parameter
3685 with enum; adjust all callers.
3686 * options.h (General_options): Change keep_files_mapped option;
3687 add map_whole_files.
3688 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3690 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3693 2010-03-10 David S. Miller <davem@davemloft.net>
3695 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3697 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3699 * icf.cc (get_section_contents): Add '@' marker after processing the
3702 2010-03-08 Doug Kwan <dougkwan@google.com>
3704 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3705 due to a conversion warning.
3706 (Arm_relobj::update_output_local_symbol_count): Check for local
3707 symbol with unset output index.
3709 2010-03-05 Ian Lance Taylor <iant@google.com>
3711 * options.h (class General_options): Add --spare-dynamic-tags.
3712 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3713 --spare-dynamic-tags.
3715 2010-03-05 Ian Lance Taylor <iant@google.com>
3717 * incremental.cc: Include "libiberty.h".
3719 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3721 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3722 function, is_info_ member.
3723 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3724 (Versions::Versions): Update caller.
3725 (Versions::define_base_version): Likewise.
3726 (Versions::add_def): Likewise.
3728 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3730 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3731 (Scan::possible_function_pointer_reloc): New function.
3732 (Scan::local_reloc_may_be_function_pointer): Change to call
3733 possible_function_pointer_reloc.
3734 (Scan::global_reloc_may_be_function_pointer): Ditto.
3735 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3736 relocations in ".data.rel.ro._ZTV" section.
3737 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3738 * testsuite/icf_safe_so_test.cc: Ditto.
3739 * testsuite/icf_safe_test.cc: Ditto.
3740 * testsuite/icf_safe_test.sh: Ditto.
3742 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3743 Ian Lance Taylor <iant@google.com>
3745 * target-reloc.h (relocate_section): Check the symbol table index
3746 for -1U before setting the local symbol index.
3747 (scan_relocatable_relocs): If copying the relocation, record that
3748 the local symbol is required.
3749 * object.h (Symbol_value::is_output_symtab_index_set): New
3751 (Symbol_value::may_be_discarded_from_output_symtab): New
3753 (Symbol_value::has_output_symtab_entry): New function.
3754 (Symbol_value::needs_output_symtab_entry): Remove.
3755 (Symbol_value::output_symtab_index): Make sure the symbol index is
3757 (Symbol_value::set_output_symtab_index): Make sure the symbol
3758 index is not set. Make sure the new index is valid.
3759 (Symbol_value::set_must_have_output_symtab_entry): New function.
3760 (Symbol_value::has_output_dynsym_entry): New function.
3761 (Symbol_value::set_output_dynsym_index): Make sure the new index
3763 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3764 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3765 local symbol if permitted.
3766 (Sized_relobj::do_finalize_local_symbols): Call
3767 is_output_symtab_index_set rather than needs_output_symtab_entry.
3768 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3769 rather than needs_output_symtab_entry. Call
3770 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3771 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3772 is_output_symtab_index_set rather than needs_output_symtab_entry.
3773 * testsuite/discard_locals_relocatable_test.c: New file.
3774 * testsuite/discard_locals_test.sh: Test -r.
3775 * testsuite/Makefile.am (check_DATA): Add
3776 discard_locals_relocatable_test1.syms,
3777 discard_local_relocatable_test2.syms.
3778 (MOSTLYCLEANFILES): Likewise. Also add
3779 discard_locals_relocatable_test1.lout and
3780 discard_locals_relocatable_test2.out.
3781 (discard_locals_relocatable_test1.syms): New target.
3782 (discard_locals_relocatable_test.o): New target.
3783 (discard_locals_relocatable_test1.out): New target.
3784 (discard_locals_relocatable_test2.syms): New target.
3785 (discard_locals_relocatable_test2.out): New target.
3786 (various): Add missing ../ld-new dependencies.
3787 * testsuite/Makefile.in: Rebuild.
3789 2010-03-03 Nick Clifton <nickc@redhat.com>
3791 * po/fi.po: New Finnish translation.
3793 2010-03-01 Doug Kwan <dougkwan@google.com>
3795 * layout.cc (Layout::Layout): Force section types of .init_array*,
3796 .preinit_array* and .fini_array* sections.
3797 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3798 Fix check of return value of std::string::find.().
3799 (Output_section::Input_section_sort_compare::operator()): Remove
3800 comment about .init_array.
3801 (Output_section::Input_section_sort_init_fini_compare::operator()):
3803 (Output_section::sort_attached_input_sections): Handle .init_array
3804 and .fini_array specially.
3805 * output.h (Output_section::Inut_section_sort_compare): Update
3807 (Output_section::Input_section_sort_init_fini_compare): New struct.
3809 2010-02-26 Doug Kwan <dougkwan@google.com>
3811 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3812 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3813 * testsuite/debug_msg.sh: Avoid matching source line number for
3814 use of global variable undef_int.
3816 2010-02-26 Doug Kwan <dougkwan@google.com>
3818 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3819 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3820 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3821 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3822 * options.cc (General_options::General_options): Initialize member
3824 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3825 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3826 and rm_no_fix_v4bx.stdout
3827 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3828 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3829 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3830 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3831 and arm_no_fix_v4bx.
3832 * Makefile.in: Regenerate.
3833 * testsuite/arm_fix_v4bx.s: New file.
3834 * testsuite/arm_fix_v4bx.sh: Ditto.
3836 2010-02-24 Doug Kwan <dougkwan@google.com>
3838 * arm.cc (Target_arm::got_section): Make the .got section the first
3839 non RELRO section in the data segment.
3840 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3841 suffixes of section names.
3843 2010-02-24 Doug Kwan <dougkwan@google.com>
3845 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3846 flags and attributes merging if an input file is a binary file.
3847 * fileread.cc (Input_file::open): Record format of original file.
3848 * fileread.h (Input_file::Format): New enum type.
3849 (Input_file::Input_file): Initialize data member format_.
3850 (Input_file::format): New method definition.
3851 (Input_file::format_):: New data member.
3853 2010-02-24 Doug Kwan <dougkwan@google.com>
3855 * arm.cc (Arm_output_data_got): New class.
3856 (ARM_TCB_SIZE): New constant
3857 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3858 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3859 If user uses a script with a SECTIONS clause, issue only a warning
3860 for a misplaced EXIDX input section. Otherwise, issue an error.
3861 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3863 (Target_arm::got_mode_index_entry): Handle static linking.
3864 (Target_arm::Scan::local): Ditto.
3865 (Target_arm::Scan::global): Ditto.
3866 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3867 all incorrectly implemented relocations.
3868 (Target_arm::fix_exidx_coverage): Pass layout to
3869 Arm_output_section::fix_exidx_coverage.
3870 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3871 from ".ARM.exidx." and ".ARM.extab.".
3873 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3875 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3876 section if it does not already exist.
3877 * attributes.cc (Attributes_section_data::Attributes_section_data):
3878 Don't crash if size is zero.
3880 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3881 Ian Lance Taylor <iant@google.com>
3883 * gold.cc (queue_middle_tasks): If no input files were opened,
3885 * workqueue.h (Task_function::Task_function): Assert that there is
3888 2010-02-22 Doug Kwan <dougkwan@google.com>
3890 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3891 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3892 types to avoid warnings due to different uint64_t implementations
3895 2010-02-21 Doug Kwan <dougkwan@google.com>
3897 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3898 handling of the maximum backward branch offset.
3899 (Arm_relocate_functions::thumb_branch_common): Ditto.
3900 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3901 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3902 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3903 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3904 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3905 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3906 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3907 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3908 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3909 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3910 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3911 thumb2_bl_out_of_range.o): New rules.
3912 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3913 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3914 thumb2_bl_out_of_range
3915 * testsuite/Makefile.in: Regenerate.
3916 * testsuite/arm_bl_in_range.s: New file.
3917 * testsuite/arm_bl_out_of_range.s: Ditto.
3918 * testsuite/arm_branch_in_range.sh: Ditto.
3919 * testsuite/arm_branch_range.t: Ditto.
3920 * testsuite/thumb2_branch_range.t: Ditto.
3921 * testsuite/thumb_bl_in_range.s: Ditto.
3922 * testsuite/thumb_bl_out_of_range.s: Ditto.
3923 * testsuite/thumb_branch_range.t: Ditto.
3925 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3927 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3928 Add reloc offset information.
3929 * icf.cc (get_section_contents): Change iterators to point to the new
3930 vectors. Add reloc offset information to the contents.
3931 * icf.h (Icf::Sections_reachable_info): New typedef.
3932 (Icf::Sections_reachable_list): New typedef.
3933 (Icf::Offset_info): New typedef.
3934 (Icf::Reloc_info): New struct typedef.
3935 (Icf::Reloc_info_list): New typedef.
3936 (Icf::symbol_reloc_list): Delete method.
3937 (Icf::addend_reloc_list): Delete method.
3938 (Icf::section_reloc_list): Delete method.
3939 (Icf::reloc_info_list): New method.
3940 (Icf::reloc_info_list_): New member.
3942 2010-02-19 Doug Kwan <dougkwan@google.com>
3944 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3945 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3946 * arm.cc (Arm_relocation_functions): New forward declaration.
3947 (Target_arm::Target_arm): Initialize new data members
3948 got_mod_index_offset_ and tls_base_symbol_defined_.
3949 (Target_arm::Relocate::relocate_tls): New method.
3950 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3951 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3953 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3954 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3955 (Target_arm::got_mod_index_offset_,
3956 Target_arm::tls_base_symbol_defined_): New data members.
3957 (Target_arm::Scan::local, Target::Scan::global,
3958 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3961 2010-02-18 Doug Kwan <dougkwan@google.com>
3963 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3964 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3965 text section as a parameter becuase some broken tools may not set
3966 the link in section header.
3967 (Target_arm::has_got_section): New method.
3968 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3969 without any mapping symbol as data only. Remove warning.
3970 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3971 link in its section header, try to discover the link by inspecting the
3972 REL31 relocation at the beginning of the section.
3973 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3975 (Target_arm::Scan::global): Treat any reference to the symbol
3976 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3978 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3980 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3981 (Scan::global_reloc_may_be_function_pointer): New function.
3982 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3983 (Scan::global_reloc_may_be_function_pointer): New function.
3984 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3985 (Scan::global_reloc_may_be_function_pointer): New function.
3986 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3987 (Scan::global_reloc_may_be_function_pointer): New function.
3988 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3989 (Scan::global_reloc_may_be_function_pointer): New function.
3990 (Scan::possible_function_pointer_reloc): New function.
3991 (Target_x86_64::can_check_for_function_pointers): New function.
3992 * gc.h (gc_process_relocs): Scan relocation types to determine if
3993 function pointers were taken for targets that support it.
3994 * icf.cc (Icf::find_identical_sections): Include functions for
3995 folding in safe ICF whose pointer is not taken.
3996 * icf.h (Secn_fptr_taken_set): New typedef.
3997 (fptr_section_id_): New member.
3998 (section_has_function_pointers): New function.
3999 (set_section_has_function_pointers): New function.
4000 (check_section_for_function_pointers): New function.
4001 * options.h: Fix comment for safe ICF option.
4002 * target.h (can_check_for_function_pointers): New function.
4003 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4004 Modify icf_safe_test for X86-64.
4005 * testsuite/Makefile.in: Regenerate.
4006 * testsuite/icf_safe_so_test.cc: New file.
4007 * testsuite/icf_safe_so_test.sh: New file.
4008 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4009 (main): Change to take pointer to function kept_func_3.
4010 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4011 folding is done correctly for X86-64.
4013 2010-02-12 David S. Miller <davem@davemloft.net>
4015 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4016 is_symbolless parameter.
4017 (Output_reloc<SHT_REL>::is_symbolless): New.
4018 (Output_reloc<SHT_REL>::is_symbolless_): New.
4019 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4020 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4021 (Output_reloc<SHT_RELA>::is_symbolless): New.
4022 (Output_data_reloc::add_global): Handle is_symbolless.
4023 (Output_data_reloc::add_global_relative): Likewise.
4024 (Output_data_reloc::add_local): Likewise.
4025 (Output_data_reloc::add_local_relative): Likewise.
4026 (Output_data_reloc::add_symbolless_global_addend): New.
4027 (Output_data_reloc::add_symbolless_local_addend): New.
4028 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4030 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4031 instead of ->is_relative_
4032 (Output_reloc::write): Likewise.
4033 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4034 (Output_reloc::write_rel): Simplify.
4036 * sparc.cc (Target_sparc::Scan::local): Use
4037 ->add_symbolless_local_addend as needed.
4038 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4039 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4040 based upon relocation offset.
4042 2010-02-11 Doug Kwan <dougkwan@google.com>
4044 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4045 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4046 beginning of function.
4047 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4048 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4049 parameter is_32bit in calls to should_apply_static_reloc.
4050 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4051 (check_DATA): Add arm_abs_global.stdout.
4052 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4053 arm_abs_global.stdout): New rules.
4054 (MOSTLLYCLEANFILES): Add arm_abs_global
4055 * Makefile.in: Regenerate.
4056 * testsuite/arm_abs_global.s: New file.
4057 * testsuite/arm_abs_global.sh: Ditto.
4058 * testsuite/arm_abs_lib.s: Ditto.
4060 2010-02-11 Ian Lance Taylor <iant@google.com>
4062 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4064 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4065 Allocate_commons_task first.
4066 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4067 task, rather than symtab_lock_.
4068 (Gc_process_relocs::~Gc_process_relocs): New function.
4069 (Gc_process_relocs::is_runnable): Check this_blocker_.
4070 (Gc_process_relocs::locks): Use next_blocker_ rather than
4072 (Scan_relocs::~Scan_relocs): New function.
4073 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4075 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4077 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4078 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4079 constructor accordingly.
4080 (class Gc_process_relocs): Likewise.
4081 (class Scan_relocs): Likewise.
4082 * common.h (class Allocate_commons_task): Remove symtab_lock_
4083 field, and corresponding constructor parameter.
4084 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4086 (Allocate_commons_task::locks): Likewise.
4088 2010-02-11 Ian Lance Taylor <iant@google.com>
4090 * gold-threads.h (class Once): Define.
4091 (class Initialize_lock): Rewrite as child of Once.
4092 * gold-threads.cc (class Once_initialize): Define.
4093 (once_pointer_control): New static variable.
4094 (once_pointer, once_arg): New static variables.
4095 (c_run_once): New static function.
4096 (Once::Once, Once::run_once, Once::internal_run): New functions.
4097 (class Initialize_lock_once): Remove.
4098 (initialize_lock_control): Remove.
4099 (initialize_lock_pointer): Remove.
4100 (initialize_lock_once): Remove.
4101 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4102 (Initialize_lock::initialize): Rewrite.
4103 (Initialize_lock::do_run_once): New function.
4104 * archive.cc (Archive::interpret_header): Only clear name if it is
4106 * fileread.cc: Include "gold-threads.h"
4107 (file_counts_lock): New static variable.
4108 (file_counts_initialize_lock): Likewise.
4109 (File_read::release): Only increment counts when using --stats.
4110 Use a lock around the increment.
4111 * parameters.cc (class Set_parameters_target_once): Define.
4112 (set_parameters_target_once): New static variable.
4113 (Parameters::Parameters): Move here from parameters.h.
4114 (Parameters::set_target): Rewrite.
4115 (Parameters::set_target_once): New function.
4116 (Parameters::clear_target): Move here and rewrite.
4117 * parameters.h (class Parameters): Update declarations. Add
4118 set_parameters_target_once_ field.
4119 (Parameters::Parameters): Move to parameters.cc.
4120 (Parameters::clear_target): Likewise.
4121 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4123 (Start_group::~Start_group): New function.
4124 (Start_group::is_runnable): New function.
4125 (Start_group::locks, Start_group::run): New functions.
4126 (Finish_group::run): Change saw_undefined to size_t.
4127 * readsyms.h (class Start_group): Define.
4128 (class Finish_group): Change saw_undefined_ field to size_t.
4129 (Finish_group::Finish_group): Remove saw_undefined and
4130 this_blocker parameters. Change all callers.
4131 (Finish_group::set_saw_undefined): New function.
4132 (Finish_group::set_blocker): New function.
4133 * symtab.h (class Symbol_table): Change saw_undefined to return
4134 size_t. Change saw_undefined_ field to size_t.
4135 * target-select.cc (Set_target_once::do_run_once): New function.
4136 (Target_selector::Target_selector): Initialize set_target_once_
4137 field. Don't initialize lock_ and initialize_lock_ fields.
4138 (Target_selector::instantiate_target): Rewrite.
4139 (Target_selector::set_target): New function.
4140 * target-select.h (class Set_target_once): Define.
4141 (class Target_selector): Update declarations. Make
4142 Set_target_once a friend. Remove lock_ and initialize_lock_
4143 fields. Add set_target_once_ field.
4145 2010-02-10 Ian Lance Taylor <iant@google.com>
4147 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4149 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4150 (queue_middle_tasks): Add all blockers before queueing any tasks.
4151 (queue_final_tasks): Likewise.
4152 * token.h (Task_token::add_blockers): New function.
4153 * object.h (Input_objects::number_of_relobjs): New function.
4155 2010-02-10 Ian Lance Taylor <iant@google.com>
4157 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4158 shared, not if not position independent.
4159 * x86_64.cc (Relocate::relocate_tls): Likewise.
4160 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4161 (tls_pie_pic_test): New target.
4162 * testsuite/Makefile.in: Rebuild.
4164 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4165 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4166 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4167 * testsuite/Makefile.in: Rebuild.
4169 2010-02-09 David S. Miller <davem@davemloft.net>
4171 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4172 R_SPARC_RELATIVE using ->add_local_relative().
4173 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4175 * output.h (Output_data_dynamic::add_section_size): New method
4176 that takes two Output_data objects.
4177 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4178 entry param. Handle it in initializers.
4179 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4180 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4181 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4183 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4184 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4185 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4186 for dynrel_includes_plt.
4187 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4188 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4189 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4191 (Target_sparc::do_finalize_sections): Update to pass true for
4192 dynrel_includes_plt.
4193 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4194 output before .rela.plt
4195 (Target_powerpc::do_finalize_sections): Update to pass true for
4196 dynrel_includes_plt when 32-bit.
4198 2010-02-08 Doug Kwan <dougkwan@google.com>
4200 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4202 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4203 Arm_relobj::scan_section_for_cortex_a8_stubs,
4204 Arm_relobj::do_relocation_section): Instead of calling
4205 Output_section::output_address, use faster
4206 Arm_relobj::simple_input_section_output_address.
4208 2010-02-08 David S. Miller <davem@davemloft.net>
4210 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4211 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4212 relocation helper function.
4214 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4215 just like R_SPARC_GOT{10,13,22}.
4216 (Target_sparc::Scan::local): Likewise.
4217 (Target_sparc::Relocate:relocate): Likewise.
4219 2010-02-06 Ian Lance Taylor <iant@google.com>
4221 * configure.ac: Rewrite targetobjs duplicate removal code to use
4222 only shell constructs.
4223 * configure: Rebuild.
4225 2010-02-05 Doug Kwan <dougkwan@google.com>
4228 * arm.cc (Arm_relobj::section_is_scannable): New method.
4229 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4230 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4232 2010-02-04 Doug Kwan <dougkwan@google.com>
4235 * arm-reloc-property.cc (cstdio): Include.
4236 * configure.ac (targetobjs): Remove duplicates.
4237 * configure: Regenerate.
4238 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4239 big and little endian version for a given address size.
4241 2010-02-03 Doug Kwan <dougkwan@google.com>
4243 * arm-reloc-property.cc
4244 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4246 * arm-reloc-property.h
4247 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4248 New method definition.
4249 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4251 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4253 (GOT_PREL): Change implemented to Y.
4254 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4255 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4256 (Arm_relocate_functions::movw_abs_nc): Remove method.
4257 (Arm_relocate_functions::movt_abs): Ditto.
4258 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4259 (Arm_relocate_functions::thm_movt_abs): Ditto.
4260 (Arm_relocate_functions::movw_rel_nc): Ditto.
4261 (Arm_relocate_functions::movw_rel): Ditto.
4262 (Arm_relocate_functions::movt_rel): Ditto.
4263 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4264 (Arm_relocate_functions:thm_movw_rel): Ditto.
4265 (Arm_relocate_functions:thm_movt_rel): Ditto.
4266 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4267 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4268 New method definitions.
4269 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4270 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4271 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4272 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4273 (Target_arm::Relocate::relocate): Check for non-static or
4274 unimplemented relocation code and exit early. Change calls to
4275 Target_arm::reloc_uses_thumb_bit and
4276 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4277 instead. Refactor code to handle similar relocations to increase
4278 code sharing. Remove check for unsupported relocation code in switch
4280 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4281 relocation property table to find out size. Change error message to
4282 print out the name of a relocation code instead of the numeric value.
4283 (Target_arm::scan_reloc_for_stub): Use relocation property table
4284 instead of calling Target_arm::reloc_uses_thumb_bit().
4286 2010-02-02 Doug Kwan <dougkwan@google.com>
4288 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4289 types of relaxed input section.
4291 2010-02-02 Doug Kwan <dougkwan@google.com>
4293 * Makefile.am (HFILES): Add arm-reloc-property.h.
4295 (TARGETSOURCES): Add arm-reloc-property.cc
4296 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4297 (libgold_a_SOURCES): $(DEFFILES)
4298 * Makefile.in: Regenerate.
4299 * arm-reloc-property.cc: New file.
4300 * arm-reloc-property.h: New file.
4301 * arm-reloc.def: New file.
4302 * arm.cc: Update comments.
4303 (arm-reloc-property.h): New included header.
4304 (arm_reloc_property_table): New global variable.
4305 (Target_arm::do_select_as_default_target): New method definition.
4306 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4307 arm-reloc-property to targ_extra_obj.
4308 * parameters.cc (set_parameters_target): Call
4309 Target::select_as_default_target().
4310 * target.h (Target::select_as_default_target): New method definition.
4311 (Target::do_select_as_default_target): Same.
4313 2010-02-01 Doug Kwan <dougkwan@google.com>
4315 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4316 first_output_text_section_.
4317 (Arm_exidx_fixup::first_output_text_section): New method definition.
4318 (Arm_exidx_fixup::first_output_text_section_): New data member.
4319 (Arm_exidx_fixup::process_exidx_section): Record the first text
4320 output section seen.
4321 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4322 and entsize in output section header.
4324 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4326 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4327 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4328 (Arm_relocate_functions::thm_alu11): New Method.
4329 (Arm_relocate_functions::thm_pc8): New Method.
4330 (Arm_relocate_functions::thm_pc12): New Method.
4331 (Target_arm::Scan::local): Handle the relocations.
4332 (Target_arm::Scan::global): Likewise.
4333 (Target_arm::Relocate::relocate): Likewise.
4334 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4336 2010-01-29 Doug Kwan <dougkwan@google.com>
4338 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4339 of relocation types as ld.
4341 2010-01-29 Doug Kwan <dougkwan@google.com>
4343 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4345 (Arm_relocate_functions::thumb_branch_common): Ditto.
4346 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4347 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4348 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4349 Arm_relocate_functions::jump24): Remove.
4350 (Target_arm::Relocate::relocate): Adjust code to call
4351 Arm_relocation_functions::arm_branch_common and
4352 Arm_relocation_functions::thumb_branch_common instead of their removed
4353 wrappers. Merge switch-cases together to reduce source code size.
4355 2010-01-29 Doug Kwan <dougkwan@google.com>
4357 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4358 output_local_symbol_count_needs_update_.
4359 (Arm_relobj::output_local_symbol_count_needs_update,
4360 Arm_relobj::set_output_local_symbol_count_needs_update,
4361 Arm_relobj::update_output_local_symbol_count): New methods.
4362 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4364 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4365 of pointed function as in a R_ARM_PREL31 relocation.
4366 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4367 for output local symbol count updating.
4368 (Target_arm::do_relax): Update output local symbol counts in objects
4370 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4372 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4374 * arm.cc: Added support for the ARM relocations:
4375 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4376 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4377 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4379 (Arm_relocate_functions::movw_rel): New method.
4380 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4381 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4383 (Arm_relocate_functions::thm_movw_rel): New method.
4384 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4386 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4388 (Target_arm::Scan::global): Likewise.
4389 (Target_arm::Relocate::relocate): Likewise.
4390 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4393 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4395 * arm.cc: Added support for ARM group relocations.
4396 (Target_arm::reloc_needs_sym_origin): New method.
4397 (Arm_relocate_functions::calc_grp_kn): New method.
4398 (Arm_relocate_functions::calc_grp_residual): New method.
4399 (Arm_relocate_functions::calc_grp_gn): New method.
4400 (Arm_relocate_functions::arm_grp_alu): New Method.
4401 (Arm_relocate_functions::arm_grp_ldr): New Method.
4402 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4403 (Arm_relocate_functions::arm_grp_ldc): New Method.
4404 (Target_arm::Scan::local): Handle the ARM group relocations.
4405 (Target_arm::Scan::global): Likewise.
4406 (Target_arm::Relocate::relocate): Likewise.
4407 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4410 2010-01-26 Doug Kwan <dougkwan@google.com>
4412 * arm.cc (set): Include.
4413 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4415 (Arm_output_section::Text_section_list): New type.
4416 (Arm_output_section::append_text_sections_to_list): New method.
4417 (Arm_output_section::fix_exidx_coverage): Ditto.
4418 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4419 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4420 Relobj::set_section_offset() instead of
4421 Sized_relobj::invalidate_section_offset().
4422 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4423 parameter for section headers. Ignore relocation sections for
4424 unallocated sections and EXIDX sections.
4425 (Target_arm::fix_exidx_coverage): New method.
4426 (Target_arm::output_section_address_less_than): New type.
4427 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4428 linked text section instead of the EXIDX section.
4429 (Arm_output_section::create_stub_group): Add an assertion to check
4430 that this is not an EXIDX output section.
4431 (Arm_output_section::append_text_sections_to_list): New method.
4432 (Arm_output_section::fix_exidx_coverage): Ditto.
4433 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4434 Arm_relobj::section_needs_reloc_stub_scanning.
4435 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4437 (Target_arm::fix_exidx_coverage): New method.
4438 * object.h (Relobj::set_output_section): New method.
4439 (Sized_relobj::invalidate_section_offset): Remove method.
4440 (Sized_relobj::do_invalidate_section_offset): Remove method.
4441 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4443 2010-01-25 Doug Kwan <dougkwan@google.com>
4445 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4446 Fix warning due to signed and unsigned comparison on a 32-bit host.
4448 2010-01-22 Doug Kwan <dougkwan@google.com>
4450 * arm.cc (Target_arm::do_relax): Record an output section for section
4451 offset adjustment it contains any stub table that has changed.
4452 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4453 offsets in an output section if necessary.
4454 * output.cc (Output_section::Output_section): Initialize
4455 section_offsets_need_adjustments_.
4456 (Output_section::add_input_section_for_script): Renamed to
4457 Output_section::add_simple_input_section.
4458 (Output_section::save_states): Add a comment.
4459 (Output_section::discard_states): New method defintion.
4460 (Output_section::adjust_section_offsets): Same.
4461 * output.h (Output_section::add_input_section_for_script): Renamed to
4462 Output_section::add_simple_input_section.
4463 (Output_section::discard_states): New method declaration.
4464 (Output_section::adjust_section_offsets): Same.
4465 (Output_section::section_offsets_need_adjustment,
4466 Output_section::set_section_offsets_need_adjustment): New method
4468 (Output_section::section_offsets_need_adjustment_): New data member.
4469 * script-sections.cc
4470 (Output_section_element_input::set_section_address): Adjust code for
4471 renaming of Output_section::add_input_section_for_script.
4472 (Orphan_output_section::set_section_address): Same.
4474 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4476 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4477 Fix_v4bx enum values .
4478 * gold/options.h (General_options): New option definitions.
4479 (General_options::fix_v4bx): New method.
4480 (General_options::Fix_v4bx): New enum.
4481 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4482 (General_options::parse_fix_v4bx_interworking): New method.
4484 2010-01-22 Doug Kwan <dougkwan@google.com>
4486 * arm.cc (Arm_exidx_fixup): New class.
4488 2010-01-21 Doug Kwan <dougkwan@google.com>
4490 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4492 (Arm_exidx_section_offset_map): New type.
4494 2010-01-21 Doug Kwan <dougkwan@google.com>
4496 * arm.cc (Arm_exidx_input_section): New class.
4497 (Arm_relobj::exidx_input_section_by_link,
4498 Arm_relobj::exidx_input_section_by_shndx,
4499 Arm_relobj::make_exidx_input_section): New methods.
4500 (read_arm_attributes_section): Remove.
4501 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4502 information about them.
4503 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4506 2010-01-20 Doug Kwan <dougkwan@google.com>
4508 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4509 Input_section_specifier to Section_id.
4510 (Target_arm::new_arm_input_section: Adjust code for change of key
4512 (Target_arm::find_arm_input_section): Ditto.
4513 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4514 (Section_id): Remove.
4515 (Garbage_collection::Section_id_hash): Remove.
4516 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4517 (Section_id): Remove.
4518 (Icf::Section_id_hash): Remove.
4519 * object.h (Section_id, Const_section_id, Section_id_hash,
4520 Const_section_id_hash): New type definitions.
4521 * output.cc (Output_section::add_relaxed_input_section): Change to
4522 use Const_section_id instead of Input_section_specifier as key type.
4523 (Output_section::add_merge_input_section): Ditto.
4524 (Output_section::build_relaxation_map): Change to use Section_id
4525 instead of Input_section_specifier as key type.
4526 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4528 (Output_section::convert_input_sections_to_relaxed_sections): Change
4529 to use Const_section_id instead of Input_section_specifier as key type.
4530 (Output_section::find_merge_section): Ditto.
4531 (Output_section::find_relaxed_input_section): Ditto.
4532 * output.h (Input_section_specifier): Remove class.
4533 (Output_section::Output_section_data_by_input_section_map): Change
4534 key type to Const_section_id.
4535 (Output_section::Output_relaxed_input_section_by_input_section_map):
4537 (Output_section::Relaxation_map): Change key type to Section_id.
4539 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4541 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4542 (class Arm_v4bx_stub): New class.
4543 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4544 (Stub_factory::make_arm_v4bx_stub): New method.
4545 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4546 (Stub_table::empty): Handle v4bx stubs.
4547 (Stub_table::add_arm_v4bx_stub): New method.
4548 (Stub_table::find_arm_v4bx_stub): New method.
4549 (Arm_relocate_functions::v4bx): New method.
4550 (Target_arm::fix_v4bx): New method.
4551 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4552 (Stub_table::relocate_stubs): Likewise.
4553 (Stub_table::do_write): Likewise.
4554 (Stub_table::update_data_size_and_addralign): Likewise.
4555 (Stub_table::finalize_stubs): Likewise.
4556 (Target_arm::Scan::local): Likewise.
4557 (Target_arm::Scan::global): Likewise.
4558 (Target_arm::do_finalize_sections): Likewise.
4559 (Target_arm::Relocate::relocate): Likewise.
4560 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4562 (Target_arm::scan_reloc_for_stub): Likewise.
4563 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4565 2010-01-19 Ian Lance Taylor <iant@google.com>
4567 * output.cc (Output_section_headers::do_sized_write): Write large
4568 segment count to sh_info field.
4569 (Output_file_header::do_sized_write): For large segment count,
4570 write PN_XNUM to e_phnum field.
4572 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4574 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4575 (Arm_relocate_functions::thm_jump8): New function.
4576 (Arm_relocate_functions::thm_jump11): New function.
4577 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4579 (Target_arm::Scan::global): Likewise.
4580 (Target_arm::Relocate::relocate): Likewise.
4581 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4584 2010-01-14 Doug Kwan <dougkwan@google.com>
4586 * arm.cc (map, utility): Include headers.
4587 (Target_arm::apply_cortex_a8_workaround): New method.
4588 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4589 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4590 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4591 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4592 the --[no-]fix-cortex-a8 command line options.
4593 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4594 (Target_arm::relocate_stub): Use addend in instruction template.
4595 * options.h (DEFINE_bool): Set the user-set flag.
4596 (General_options): Add --[no-]-fix-cortex options.
4597 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4598 : Update fast look-up map after conversion.
4600 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4602 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4603 in the first pass of do_layout.
4605 2010-01-13 Doug Kwan <dougkwan@google.com>
4607 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4608 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4609 apparent compiler problem of not folding static constant integral
4610 data members of elfcpp::Elf_sizes<32>.
4612 2010-01-13 Doug Kwan <dougkwan@google.com>
4614 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4615 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4616 Arm_relobj::scan_section_for_cortex_a8_erratum,
4617 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4618 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4619 sections to scan for relocation stubs into a new method
4620 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4621 relocation and Cortex-A8 stub scanning.
4622 (Target_arm::do_relax): Force stubs to be after stubbed sections
4623 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4624 the beginning of a new relaxation pass. Update a comment.
4625 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4627 2010-01-12 Ian Lance Taylor <iant@google.com>
4629 * target-reloc.h (visibility_error): New inline function.
4630 (relocate_section): Call visibility_error.
4631 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4632 (MOSTLYCLEANFILES): Likewise.
4633 (protected_4_pic.o, protected_3.err): New targets.
4634 * testsuite/protected_4.cc: New file.
4636 2010-01-12 Doug Kwan <dougkwan@google.com>
4638 * arm.cc (Cortex_a8_reloc): New class.
4639 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4640 and cortex_a8_relocs_info_.
4641 (Target_arm::fix_cortex_a8): New method definition.
4642 (Target_arm::Cortex_a8_relocs_info): New type.
4643 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4644 New data member declarations.
4645 (Target_arm::scan_reloc_for_stub): Record information about
4646 relocations for THUMB branches that might be exempted from the
4647 Cortex-A8 workaround.
4648 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4649 at the beginning of a relaxation pass.
4651 2010-01-12 Doug Kwan <dougkwan@google.com>
4653 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4654 (Arm_relobj::Mapping_symbol_position,
4655 Arm_reloj::Mapping_symbol_position_less,
4656 Arm_relobj::Mapping_symbols_info): New types.
4657 (Target_arm::is_mapping_symbol_name): New method definition.
4658 (Arm_relobj::do_count_local_symbols): Save information about mapping
4661 2010-01-11 Doug Kwan <dougkwan@google.com>
4663 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4664 Arm_relocate_functions::thumb32_branch_upper,
4665 Arm_relocate_functions::thumb32_branch_lower,
4666 Arm_relocate_functions::thumb32_cond_branch_offset,
4667 Arm_relocate_functions::thumb32_cond_branch_upper,
4668 Arm_relocate_functions::thumb32_cond_branch_lower,
4669 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4670 branch offset encoding.
4671 (Arm_relocate_functions::thumb_branch_common): Use new branch
4672 offset encoding methods to avoid code duplication.
4673 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4674 (Stub_addend_reader::operator()): Use new branch encoding method
4675 to avoid code duplication.
4677 2010-01-11 Doug Kwan <dougkwan@google.com>
4679 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4680 (Target_arm::do_finalize_sections): Define special EXIDX section
4681 symbols only if referenced.
4682 * gc.h (Garbage_collection::add_reference): New method.
4683 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4686 2010-01-11 Ian Lance Taylor <iant@google.com>
4688 * script.cc (Version_script_info::build_expression_list_lookup):
4689 Change complaing about duplicate wildcard match from error to
4692 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4694 (Version_script_info::Version_script_info): Initialize globs_,
4695 default_version_, default_is_global_, and exact_. Don't
4696 initialize globals_ or locals_.
4697 (Version_script_info::build_lookup_tables): Build local symbols
4699 (Version_script_info::unquote): New function.
4700 (Version_script_info::add_exact_match): New function.
4701 (Version_script_info::build_expression_list_lookup): Remove lookup
4702 parameter. Add is_global parameter. Change all callers. Handle
4703 wildcard pattern specially. Unquote pattern. Call
4705 (Version_script_info::get_name_to_match): New function.
4706 (Version_script_info::get_symbol_version): New function.
4707 (Version_script_info::get_symbol_version_helper): Remove.
4708 (Version_script_info::check_unmatched_names): Call unquote.
4709 * script.h (class Version_script_info): Change get_symbol_version
4710 to be non-inline and add is_global parameter; change all callers.
4711 Rewrite symbol_is_local. Update declarations. Define struct
4712 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4713 Remove globals_ and locals_ members. Add exact_, globs_,
4714 default_version_, is_global_.
4715 (Version_script_info::Glob): Remove pattern, add expression and
4716 is_global. Update constructor. Change all callers.
4717 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4719 (Versions::symbol_section_contents): If a symbol is undefined, or
4720 defined in a dynamic object, set the version index to
4722 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4724 (Symbol_table::add_from_pluginobj): Likewise.
4725 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4727 2010-01-11 Doug Kwan <dougkwan@google.com>
4729 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4730 (incremental_dump_LDADD): Add linking option for libintl.
4731 * Makefile.in: Regenerate.
4733 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4736 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4738 * testsuite/Makefile.in: Regenerated.
4740 2010-01-10 Doug Kwan <dougkwan@google.com>
4742 * options.h (DEFINE_var): Use parentheses around argument varname__
4743 in macro body to avoid any unintended subsequent substitutions.
4745 2010-01-10 Ian Lance Taylor <iant@google.com>
4747 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4748 candidates before doing symbol resolution.
4750 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4751 ODR candidates if only one is weak.
4753 2010-01-08 Ian Lance Taylor <iant@google.com>
4755 * script.cc (Version_script_info::build_expression_list_lookup):
4756 Don't warn about ambiguous version, just record the ambiguity.
4757 (Version_script_info::get_symbol_version_helper): Give error if
4758 version is ambiguous.
4760 2010-01-08 Doug Kwan <dougkwan@google.com>
4762 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4763 prev_data_size_ and prev_addralign_. Remove initializer for
4764 deleted data member has_been_changed_.
4765 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4766 to determine if the table is empty.
4767 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4769 (Stub_table::add_reloc_stub): Define method in class definition
4770 instead of just declaring it there.
4771 (Stub_table::add_cortex_a8_stub): New method definition.
4772 (Stub_table::update_data_size_and_addralign): Ditto.
4773 (Stub_table::finalize_stubs): Ditto.
4774 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4775 (Stub_table::do_addralign_): Return address alignment in the
4776 (Stub_table::do_reset_address_and_file_offset): Define method in
4777 class definition instead of declaring it there. Set current data
4778 size to be the data size of the previous pass.
4779 (Stub_table::set_final_data_size): Use current data size as the
4781 (Stub_table::relocate_stub): Change parameter type of stub from
4782 Reloc_stub pointer to Stub pointer.
4783 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4784 (Stub_table::Cortex_a8_stub_list): New typedef.
4785 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4786 Stub_table::prev_addralign_): New data member.
4787 (Arm_relobj::Arm_relobj): Initialize data member
4788 section_has_cortex_a8_workaround_.
4789 (Arm_relobj::section_has_cortex_a8_workaround,
4790 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4792 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4794 (Target_arm::relocate_stub): Change parameter type of stub from
4795 Reloc_stub pointer to Stub pointer.
4796 (Insn_template::size, Insn_template::alignment): Handle
4797 THUMB16_SPECIAL_TYPE.
4798 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4799 Stub_table::update_data_size_and_addralign,
4800 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4802 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4803 (Stub_table::do_write): Ditto.
4804 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4806 2010-01-08 Ian Lance Taylor <iant@google.com>
4809 * symtab.h (class Symbol): Remove fields is_target_special_ and
4810 has_plt_offset_. Add field is_defined_in_discarded_section_.
4811 (Symbol::is_defined_in_discarded_section): New function.
4812 (Symbol::set_is_defined_in_discarded_section): New function.
4813 (Symbol::has_plt_offset): Rewrite.
4814 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4815 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4816 Don't initialize is_target_special_ or has_plt_offset_.
4817 Initialize is_defined_in_discarded_section_.
4818 (Symbol_table::add_from_relobj): If appropriate, set
4819 is_defined_in_discarded_section.
4820 * resolve.cc (Symbol::override_base_with_special): Don't test
4821 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4822 * target-reloc.h (relocate_section): Do special handling for
4823 symbols defined in discarded sections for global symbols as well
4826 2010-01-08 Ian Lance Taylor <iant@google.com>
4828 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4829 the SHT_SYMTAB case.
4831 2010-01-08 Ian Lance Taylor <iant@google.com>
4833 * object.cc (Sized_relobj::do_layout): Don't get confused if
4834 layout_eh_frame returns NULL.
4836 2010-01-08 Ian Lance Taylor <iant@google.com>
4839 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4840 dynamic symbol table, use the normal symbol table.
4841 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4844 2010-01-08 Ian Lance Taylor <iant@google.com>
4847 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4850 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4852 * version.cc (print_version): Change to "Copyright 2010".
4854 2010-01-08 Ian Lance Taylor <iant@google.com>
4858 * i386.cc (class Target_i386): Change return type of plt_section
4860 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4861 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4862 tls_desc_rel_ field.
4863 (Output_data_plt_i386::rel_tls_desc): New function.
4864 (Target_i386::rel_tls_desc_section): New function.
4865 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4866 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4867 R_386_TLS_DESC reloc in rel_tls_desc_section.
4868 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4869 Define struct Tlsdesc_info.
4870 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4871 (Target_x86_64::do_reloc_symbol_index): New function.
4872 (Target_x86_64::add_tlsdesc_info): New function.
4873 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4874 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4876 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4878 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4879 (Target_x86_64::rela_tlsdesc_section): New function.
4880 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4882 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4883 (Target_x86_64::do_reloc_addend): New function.
4884 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4885 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4886 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4887 (Output_reloc::type): New function.
4888 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4889 (Output_reloc::is_target_specific): New function.
4890 (Output_reloc::target_arg): New function.
4891 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4892 absolute relocs and target specific relocs.
4893 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4894 add_target_specific.
4895 (class Output_data_reloc) [SHT_RELA]: Likewise.
4896 * output.cc (Output_reloc::Output_reloc): Add four new versions
4897 for absolute relocs and target specific relocs.
4898 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4899 (Output_reloc::get_symbol_index): Likewise.
4900 (Output_reloc::local_section_offset): Check that local_sym_index_
4901 is not TARGET_CODE or 0.
4902 (Output_reloc::symbol_value): Likewise.
4903 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4905 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4906 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4908 * layout.cc (add_target_dynamic_tags): Use output section for
4909 DT_PLTRELSZ and DT_JMPREL.
4911 2010-01-07 Ian Lance Taylor <iant@google.com>
4914 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4916 (class Output_data_reloc_generic): Define.
4917 (class Output_data_reloc_base): Change base class to
4918 Output_data_reloc_generic. Change add() method to call
4919 bump_relative_reloc_count for a relative reloc. Remove
4921 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4923 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4924 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4926 * layout.h (class Layout): Update declaration.
4928 2010-01-07 Ian Lance Taylor <iant@google.com>
4930 * output.h (class Output_data): Add const version of
4931 output_section and do_output_section.
4932 (class Output_section_data): Add const version of
4934 (class Output_section): Likewise.
4935 * layout.cc (Layout::add_target_dynamic_tags): New function.
4936 * layout.h (class Layout): Update declarations.
4937 * arm.cc (Target_arm::do_finalize_sections): Use
4938 add_target_dynamic_tags.
4939 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4940 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4941 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4942 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4944 2010-01-07 Ian Lance Taylor <iant@google.com>
4947 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4950 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4951 Ian Lance Taylor <iant@google.com>
4954 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4955 Xindex::read_symtab_xindex.
4957 2010-01-07 Doug Kwan <dougkwan@google.com>
4959 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4960 (Insn_template::thumb16_bcond_insn): New method declaration.
4961 (Insn_template): Fix spelling.
4962 (Stub::thumb16_special): New method declaration.
4963 (Stub::do_write): Define virtual method which was previously pure
4965 (Stub::do_thumb16_special): New method declaration.
4966 (Stub::do_fixed_endian_write): New template member.
4967 (Reloc_stub::do_write): Remove.
4968 (Reloc_stub::do_fixed_endian_write): Remove.
4969 (Cortex_a8_stub): New class definition.
4970 (Stub_factory::make_cortex_a8_stub): New method definition.
4971 (Stub_factory::Stub_factory): Add missing static storage class
4972 qualifier for elf32_arm_stub_a8_veneer_blx.
4974 2010-01-07 Ian Lance Taylor <iant@google.com>
4977 * options.h (class General_options): Add --warn-unresolved-symbols
4978 and --error-unresolved-symbols.
4979 * errors.cc (Errors::undefined_symbol): Implement
4980 --warn-unresolved-symbols.
4982 * options.h (class General_options): Add -z text and -z textoff.
4983 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4985 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4987 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4988 (Garbage_collection::cident_sections): New function.
4989 (Garbage_collection::add_cident_section): New function.
4990 (Garbage_collection::cident_sections_): New member.
4991 (gc_process_relocs): Add references to sections whose names are C
4993 * gold.h (cident_section_start_prefix): New constant.
4994 (cident_section_stop_prefix): New constant.
4995 (is_cident): New function.
4996 * layout.cc (Layout::define_section_symbols): Replace string constants
4997 with the newly defined constants.
4998 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5000 * testsuite/Makefile.am: Add gc_orphan_section_test.
5001 * testsuite/Makefile.in: Regenerate.
5002 * testsuite/gc_orphan_section_test.cc: New file.
5003 * testsuite/gc_orphan_section_test.sh: New file.
5005 2010-01-06 Ian Lance Taylor <iant@google.com>
5008 * options.h (class General_options): Add --warn-shared-textrel.
5009 * layout.cc (Layout::finish_dynamic_section): Implement
5010 --warn-shared-textrel.
5013 * options.h (class General_options): Add --warn-multiple-gp.
5015 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5017 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5018 $(THREADSLIB) and $(LIBDL).
5019 * Makefile.in: Rebuild.
5021 2010-01-06 Ian Lance Taylor <iant@google.com>
5024 * options.cc (General_options::parse_section_start): New function.
5025 (General_options::section_start): New function.
5026 (General_options::General_options): Initialize all members.
5027 * options.h: Include <map>
5028 (class General_options): Add --section-start. Add section_starts_
5030 * layout.cc (Layout::attach_allocated_section_to_segment): If
5031 --section-start was used, set the address of the segment. Remove
5032 local sort_sections.
5033 (Layout::relaxation_loop_body): If the address of the load segment
5034 has been set by --section-start, don't use it.
5035 * output.h (Output_segment::update_flags_for_output_section): New
5037 * output.cc (Output_segment::add_output_section): Call
5038 update_flags_for_output_section.
5040 2010-01-05 Ian Lance Taylor <iant@google.com>
5043 * options.h (class General_options): Add --undefined-version.
5044 * script.cc (struct Version_expression): Add was_matched_by_symbol
5046 (Version_script_info::matched_symbol): New function.
5047 (Version_script_info::get_symbol_version_helper): Call
5049 (Version_script_info::check_unmatched_names): New function.
5050 * script.h (class Version_script_info): Update declarations.
5051 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5053 * options.h (class General_options): Use DEFINE_bool_alias for
5054 allow_multiple_definition.
5055 * resolve.cc (Symbol_table::should_override): Don't test
5056 allow_multiple_definition.
5059 * options.h (class General_options): Add --cref.
5060 * main.cc (main): Print cref table if --cref. Don't close mapfile
5061 until after printing cref table.
5062 * cref.cc: Include "symtab.h".
5063 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5064 (Cref_table_compare::operator()): New function.
5065 (Cref_inputs::gather_cref): New function.
5066 (filecol): New static const.
5067 (Cref_inputs::print_cref): New function.
5068 (Cref::print_cref): New function.
5069 * cref.h: Include <cstdio>.
5070 (class Cref): Update declarations.
5071 * mapfile.h (Mapfile::file): New function.
5072 * object.h (class Object): Define Symbols. Declare virtual
5073 do_get_global_symbols.
5074 (Object::get_global_symbols): New function.
5075 * object.cc (Input_objects::add_object): Pass object to cref_ if
5077 (Input_objects::archive_start): Likewise.
5078 (Input_objects::archive_stop): Likewise.
5079 (Input_objects::print_cref): New function.
5080 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5081 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5083 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5085 * plugin.h (class Sized_pluginobj): Update declarations.
5087 2010-01-05 Ian Lance Taylor <iant@google.com>
5089 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5090 to is_default_version. Rename insdef to insdefault.
5091 (Symbol_table::add_from_relobj): Rename def to is_default_version
5092 and local to is_forced_local.
5093 (Symbol_table::add_from_pluginobj): Likewise.
5094 (Symbol_table::add_from_dynobj): Likewise.
5095 (Symbol_table::define_special_symbol): Rename insdef to
5098 2010-01-04 Ian Lance Taylor <iant@google.com>
5101 * options.h (class General_options): Add
5102 --allow-multiple-definition and -z muldefs.
5103 * resolve.cc (Symbol_table::should_override): Don't warn about a
5104 multiple symbol definition if --allow-multiple-definition or -z
5108 * options.h (class General_options): Add --add-needed and
5109 --copy-dt-needed-entries. Tweak --as-needed help entry.
5110 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5111 error if --copy-dt-needed-entries aka --add-needed is used and
5112 would cause a change in behaviour.
5115 * options.h (class General_options): Add -G as a short version of
5116 --shared. Add no-op options -assert, -g, and -i.
5118 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5120 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5121 check for .text or .gnu.linkonce.t sections.
5122 * icf.cc (Icf::find_identical_sections): Ditto.
5123 Change the detection for mangled function name within the section
5125 * icf.h (is_section_foldable_candidate): New function.
5127 2009-12-30 Ian Lance Taylor <iant@google.com>
5130 * options.h (class General_options): Permit two dashes with
5131 --retain-symbols-file.
5133 2009-12-30 Ian Lance Taylor <iant@google.com>
5136 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5137 don't put the file header and segment headers in the text
5141 * common.cc (Sort_commons::operator()): Stabilize sort when both
5143 (Symbol_table::do_allocate_commons_list): When allocating common
5144 symbols, skip a symbol which is no longer common.
5145 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5146 an object before checking its type.
5147 * testsuite/common_test_2.c: New file.
5148 * testsuite/common_test_3.c: New file.
5149 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5150 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5151 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5152 (common_test_2_pic.o, common_test_2.so): New targets.
5153 (common_test_3_pic.o, common_test_3.so): New targets.
5154 * testsuite/Makefile.in: Rebuild.
5157 * script.cc (read_input_script): If we see a new SECTIONS clause,
5158 and we have added an input section, give an error.
5159 * layout.h (class Layout): Add have_added_input_section function.
5160 Add have_added_input_section_ field.
5161 * layout.cc (Layout::Layout): Initialize
5162 have_added_input_section_.
5163 (Layout::layout): Set have_added_input_section_.
5164 (Layout::layout_eh_frame): Likewise.
5166 2009-12-30 Ian Lance Taylor <iant@google.com>
5169 * options.h (class General_options): Add --sort-common option.
5170 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5171 * common.cc (Sort_common): Add sort_order parameter to
5172 constructor. Add sort_order_ field.
5173 (Sort_commons::operator): Check sort_order_.
5174 (Symbol_table::allocate_commons): Determine the sort order.
5175 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5177 (Symbol_table::do_allocate_commons_list): Likewise.
5179 2009-12-30 Ian Lance Taylor <iant@google.com>
5182 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5183 symbols from this object, don't change the visibility of an
5185 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5187 2009-12-30 Ian Lance Taylor <iant@google.com>
5190 * script.h (class Version_script_info): Define Language enum.
5191 Update declarations. Define Glob, Exact, and Lookup types. Add
5192 new fields globals_, locals_, and is_finalized_.
5193 * script.cc: Various formatting fixes.
5194 (class Parser_closure): Change language_stack_ from a vector of
5195 std::string to one of Version_script_info::Language. Adjust all
5197 (class Lazy_demangler): Remove.
5198 (struct Version_expression): Change language from std::string to
5199 Version_script_info::Language.
5200 (Version_script_info::Version_script_info): New function.
5201 (Version_script_info::~Version_script_info): Don't call clear.
5202 (Version_script_info::finalize): New function.
5203 (Version_script_info::build_lookup_tables): New function.
5204 (Version_script_info::build_expression_list_lookup): New
5206 (Version_script_info::get_symbol_version_helper): Rewrite to use
5208 (Version_script_info::print_expression_list): Adjust to use
5209 Version_script_info::Language.
5210 (script_push_lex_into_version_mode): Check that the version script
5211 has not been finalized.
5212 (version_script_push_lang): Change language string to
5213 Version_script_info::Language.
5214 * options.cc (Command_line::version_script): New function.
5215 * options.h (class General_options): Add finalize_dynamic_list
5216 function. Change version_script from declaration to definition.
5217 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5218 * testsuite/version_script.map: Remove duplicate def of foo.
5219 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5221 * testsuite/Makefile.in: Rebuild.
5223 2009-12-30 Ian Lance Taylor <iant@google.com>
5226 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5227 if the input symbol index is 0, make the output symbol index 0.
5229 2009-12-30 Ian Lance Taylor <iant@google.com>
5232 * options.h (class General_options): Add -x/--discard-all.
5233 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5234 --discard-all. If the local symbol needs a dynamic entry, check
5235 that before handling --discard-locals.
5237 2009-12-30 Ian Lance Taylor <iant@google.com>
5240 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5242 (Output_segment::add_output_section): Don't change the flags if
5246 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5247 GNU hash table if they need a dynamic value. Otherwise, don't add
5248 them if they are defined in a dynamic object or are forced local.
5250 2009-12-29 Ian Lance Taylor <iant@google.com>
5253 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5254 .gnu.hash table for a 32-bit target.
5257 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5258 regular and a dynamic object only needs a dynamic symbol table
5259 entry if it is externally visible.
5262 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5263 constructor. Add global_offset_table_ field.
5264 (Target_i386::got_section): Set global_offset_table_.
5265 (Target_i386::do_finalize_sections): Set global_offset_table_
5267 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5268 in constructor. Add global_offset_table_ field.
5269 (Target_x86_64::got_section): Set global_offset_table_.
5270 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5273 * layout.cc (Layout::Layout): Initialize increase_relro_.
5274 (Layout::get_output_section): Add is_relro, is_last_relro, and
5275 is_first_non_relro parameters. Change all callers.
5276 (Layout::choose_output_section): Likewise.
5277 (Layout::add_output_section_data): Likewise.
5278 (Layout::make_output_section): Likewise.
5279 (Layout::set_segment_offsets): Clear increase_relro when using a
5281 * layout.h (class Layout): Add increase_relro method. Add
5282 increase_relro_ field. Update declarations.
5283 * output.cc (Output_section::Output_section): Initialize
5284 is_last_relro_ and is_first_non_relro_.
5285 (Output_segment::add_output_section): Group relro sections is
5286 do_sort is true. Handle is_last_relro and is_first_non_relro.
5287 (Output_segment::maximum_alignment): Remove relro handling.
5288 (Output_segment::set_section_addresses): Add increase_relro
5289 parameter. Change all callers. Add initial alignment to align
5290 relro sections on separate page. Remove old relro handling.
5291 (Output_segment::set_section_list_addresses): Remove in_relro
5292 parameter. Change all callers.
5293 (Output_segment::set_offset): Add increase parameter. Change all
5294 callers. Remove old relro handling.
5295 * output.h (class Output_section): Add new methods: is_last_relro,
5296 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5297 Add is_last_relro_ and is_first_non_relro_ fields.
5298 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5299 Create separate .got.plt section. Call increase_relro.
5300 * x86_64.cc (Target_x86_64::got_section): Likewise.
5301 * testsuite/relro_script_test.t: Add .got.plt.
5304 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5305 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5306 (Layout::finalize): Call set_dynamic_symbol_size.
5307 (Layout::set_dynamic_symbol_size): New function.
5308 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5309 set_dynamic_symbol_size.
5312 * output.h (class Output_section): Add is_entsize_zero_ field.
5313 * output.cc (Output_section::Output_section): Initialize
5315 (Output_section::set_entsize): If two different entsizes are
5316 requested, force it to zero.
5317 (Output_section::add_input_section): Set flags for .debug_str
5318 before updating section flags. Set entsize.
5319 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5320 and SHF_STRING if all input sections have those flags.
5322 2009-12-29 Rafael Espindola <espindola@google.com>
5324 * main.cc (main): Fix the sys time reporting.
5325 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5328 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5330 * options.cc (General_options::parse_version): Allow -v to exit
5331 without an error if there is nothing to link.
5333 2009-12-29 Ian Lance Taylor <iant@google.com>
5335 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5336 using a version of gcc before 4.1.
5337 * configure: Rebuild.
5339 2009-12-28 Chris Demetriou <cgd@google.com>
5341 * attributes.cc (Output_attributes_section_data::do_write): Use
5342 std::vector::front rather than std::vector::data.
5344 2009-12-28 Ian Lance Taylor <iant@google.com>
5346 * symtab.h (class Symbol_table): Add enum Defined.
5347 * resolve.cc (Symbol_table::should_override): Add defined
5348 parameter. Change all callers. Test whether object is NULL
5349 before calling a method on it.
5350 (Symbol_table::report_resolve_problem): Add defined parameter.
5352 (Symbol_table::should_override_with_special): Likewise.
5353 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5354 parameter. Change all callers.
5355 (Symbol_table::do_define_in_output_data): Likewise.
5356 (Symbol_table::define_in_output_segment): Likewise.
5357 (Symbol_table::do_define_in_output_segment): Likewise.
5358 (Symbol_table::define_as_constant): Likewise.
5359 (Symbol_table::do_define_as_constant): Likewise.
5360 * script.h (class Symbol_assignment): Add is_defsym parameter to
5361 constructor; change all callers.
5362 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5363 parameter. Change all callers. Add is_defsym_ field.
5364 (class Parser_closure): Add parsing_defsym parameter to
5365 constructor; change all callers. Add parsing_defsym accessor
5366 function. Add parsing_defsym_ field.
5368 2009-12-28 Ian Lance Taylor <iant@google.com>
5370 * gold.cc (queue_middle_tasks): Fix formatting.
5371 * object.cc (Relobj::is_section_name_included): Likewise.
5373 2009-12-23 Ian Lance Taylor <iant@google.com>
5375 * i386.cc (Target_i386::do_calls_non_split): Recognize
5376 -fsplit-stack prologue for a function with a static chain.
5377 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5378 -fsplit-stack prologue when using %r11.
5380 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5382 * options.cc (General_options::parse_version): Make -v continue and do
5383 the link like GNU ld does.
5385 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5387 * Makefile.am (CCFILES): Add timer.cc.
5388 (HFILES): Add timer.h.
5389 * configure.ac: Check for sysconf and times.
5390 * main.cc: include timer.h.
5391 (main): Use Timer instead of get_run_time.
5394 * workqueue.cc: include timer.h.
5395 (Workqueue::find_and_run_task):
5396 Report user, sys and wall time.
5397 * Makefile.in: Regenerate.
5398 * config.in: Regenerate.
5399 * configure: Regenerate.
5401 2009-12-16 Doug Kwan <dougkwan@google.com>
5403 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5405 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5406 relaxed input sections.
5407 * output.cc (Output_section::find_relaxed_input_section): Change
5408 return type to Output_relaxed_input_section pointer. Adjust code
5409 for new type of relaxed_input_section_map_.
5410 * output.h (Output_section::find_relaxed_input_section): Change
5411 return type to Output_relaxed_input_section pointer.
5412 (Output_section::Output_relaxed_input_section_by_input_section_map):
5414 (Output_section::relaxed_input_section_map_): Change type to
5415 Output_section::Output_relaxed_input_section_by_input_section_map.
5416 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5419 2009-12-15 Ian Lance Taylor <iant@google.com>
5421 * layout.cc (Layout::create_shstrtab): Only write out after input
5422 sections if we are compressing debug sections.
5424 2009-12-15 Ian Lance Taylor <iant@google.com>
5426 * archive.cc (Archive::add_symbols): Only look up a symbol without
5427 a version if there is, in fact, a version.
5429 2009-12-14 Ian Lance Taylor <iant@google.com>
5431 Revert -Wshadow changes, all changes from:
5432 2009-12-11 Doug Kwan <dougkwan@google.com>
5433 2009-12-11 Nick Clifton <nickc@redhat.com>
5434 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5436 2009-12-11 Doug Kwan <dougkwan@google.com>
5438 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5440 * attributes.cc (Object_attribute::size): Ditto.
5441 (Attributes_section_data::size): Ditto.
5442 (Attributes_section_data::Attributes_section_data): Ditto.
5443 (Output_attributes_section_data::do_write): Ditto.
5444 * attributes.h (Object_attribute::set_type): Ditto.
5445 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5447 2009-12-11 Nick Clifton <nickc@redhat.com>
5449 * archive.cc: Fix shadowed variable warnings.
5451 * compressed_output.cc: Likewise.
5452 * compressed_output.h: Likewise.
5453 * configure: Likewise.
5454 * dwarf_reader.cc: Likewise.
5455 * dynobj.cc: Likewise.
5456 * dynobj.h: Likewise.
5457 * ehframe.cc: Likewise.
5458 * ehframe.h: Likewise.
5459 * errors.cc: Likewise.
5460 * expression.cc: Likewise.
5461 * fileread.cc: Likewise.
5462 * fileread.h: Likewise.
5463 * freebsd.h: Likewise.
5464 * i386.cc: Likewise.
5466 * incremental.h: Likewise.
5467 * layout.cc: Likewise.
5468 * layout.h: Likewise.
5469 * mapfile.cc: Likewise.
5470 * merge.cc: Likewise.
5471 * merge.h: Likewise.
5472 * object.cc: Likewise.
5473 * object.h: Likewise.
5474 * options.h: Likewise.
5475 * output.cc: Likewise.
5476 * output.h: Likewise.
5477 * parameters.cc: Likewise.
5478 * plugin.cc: Likewise.
5479 * powerpc.cc: Likewise.
5480 * reduced_debug_output.cc: Likewise.
5481 * reduced_debug_output.h: Likewise.
5482 * reloc.cc: Likewise.
5483 * reloc.h: Likewise.
5484 * resolve.cc: Likewise.
5485 * script-sections.cc: Likewise.
5486 * script.cc: Likewise.
5487 * script.h: Likewise.
5488 * sparc.cc: Likewise.
5489 * symtab.cc: Likewise.
5490 * symtab.h: Likewise.
5491 * target-select.cc: Likewise.
5492 * target-select.h: Likewise.
5493 * token.h: Likewise.
5494 * workqueue.cc: Likewise.
5495 * workqueue.h: Likewise.
5496 * x86_64.cc: Likewise.
5498 2009-12-10 Doug Kwan <dougkwan@google.com>
5500 * arm.cc (attributes.h): New include.
5501 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5502 (Arm_relobj::~Arm_relobj): Delete object pointed by
5503 attributes_section_data_.
5504 (Arm_relobj::attributes_section_data): New method definition.
5505 (Arm_relobj::attributes_section_data_): New data member declaration.
5506 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5507 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5508 attributes_section_data_.
5509 (Arm_dynobj::attributes_section_data): New method definition.
5510 (Arm_dynobj::attributes_section_data_): New data member declaration.
5511 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5512 initialization value of may_use_blx_ to false.
5513 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5514 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5515 object attributes to compute results instead of hard-coding.
5516 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5517 Target_arm::get_secondary_compatible_arch,
5518 Target_arm::set_secondary_compatible_arch
5519 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5520 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5521 New method declarations.
5522 (Target_arm::get_aeabi_object_attribute): New method definition.
5523 (Target_arm::attributes_section_data_): New data member declaration.
5524 (read_arm_attributes_section): New template definition.
5525 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5526 (Arm_dynobj::do_read_symbols): Ditto.
5527 (Target_arm::do_finalize_sections): Merge attributes sections from
5528 input. Check for BLX use after attributes section merging.
5529 Fix __exidx_start and __exidx_end visibility. Create an
5530 .ARM.attributes section if necessary.
5531 (Target_arm::get_secondary_compatible_arch,
5532 Target_arm::set_secondary_compatible_arch,
5533 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5534 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5535 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5536 New method definitions.
5538 2009-12-09 Ian Lance Taylor <iant@google.com>
5540 * plugin.cc (Plugin::load): Don't cast from void* to a function
5543 2009-12-09 Ian Lance Taylor <iant@google.com>
5545 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5548 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5550 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5551 Replace two_file_shared_1.so with two_file_shared_2.so.
5552 * testsuite/Makefile.in: Regenerated.
5554 2009-12-08 Doug Kwan <dougkwan@google.com>
5556 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5557 (HFILES): Add attributes.h and int_encoding.h.
5558 * Makefile.in: Regenerate.
5559 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5560 function definitions to int_encoding.cc
5561 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5562 prototypes to int_encoding.h
5563 * reduced_debug_output.cc (int_encoding.h): New include.
5564 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5565 function definitions to int_encoding.cc
5566 (insert_into_vector, read_from_pointer): Move template definitions to
5568 * attributes.cc: New file.
5569 * attributes.h: New file.
5570 * int_encoding.cc: New file.
5571 * int_encoding.h: New file.
5573 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5576 * incremental-dump.cc (dump_incremental_inputs): New.
5577 (main): Use dump_incremental_inputs.
5579 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5582 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5583 checking elfcpp::STT_FUNC.
5584 (Target_i386::Relocate::relocate): Likewise.
5585 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5587 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5588 symbols from shared libraries into normal FUNC symbols.
5590 * symtab.h (Symbol): Add is_func and use it.
5592 2009-12-05 Doug Kwan <dougkwan@google.com>
5594 * arm.cc (Target_arm::arm_info): Initialize new fields
5595 attributes_section and attributes_vendor.
5596 * i386.cc (Target_i386::i386_info): Same.
5597 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5598 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5599 fields attributes_section and attributes_vendor.
5600 * sparc.cc (Target_sparc::sparc_info): Same.
5601 * target.h (Target::attributes_section, Target::attributes_vendor,
5602 Target::is_attributes_section, Target::attribute_arg_type,
5603 Target::attributes_order): New method definitions.
5604 (Target::Target_info::attributes_section,
5605 Target::Target_info::attributes_vendor): New fields.
5606 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5607 virtual method definitions.
5608 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5609 attributes_section and attributes_vendor.
5610 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5612 2009-12-05 Doug Kwan <dougkwan@google.com>
5614 * arm.cc: Update comments about interworking and stub generation.
5615 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5616 considered as non-PIC.
5617 (Arm_relocate_functions::base_abs): Fix formatting.
5618 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5619 of function to use GOT entry address instead of offset.
5620 (Target_arm::Scan::global): Issue an error if a symbol would need a
5621 PLT does not get one because it is untyped. Remove code to create
5622 dynamic symbols for relative branches.
5623 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5624 takes unsigned integer instead of boolean.
5626 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5628 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5629 (two_file_test_LDADD): Likewise.
5630 (common_test_1_LDADD): Likewise.
5631 (exception_test_LDADD) Likewise.
5632 (weak_test_LDADD): Likewise.
5633 (many_sections_test_LDADD): Likewise.
5634 (initpri1_LDADD): Likewise.
5635 (script_test_1_LDADD): Likewise.
5636 (script_test_2_LDADD): Likewise.
5637 (justsyms_LDADD): Likewise.
5638 (binary_test_LDADD): Likewise.
5639 (large_LDADD): Likewise.
5640 * testsuite/Makefile.in: Regenerated.
5642 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5644 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5645 (Symbol_table::override_with_special): Likewise.
5646 (Symbol_table::add_from_object): Likewise.
5648 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5650 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5651 Don't set the data_offset twice.
5653 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5655 * testsuite/Makefile.in: Regenerate.
5657 2009-12-03 Doug Kwan <dougkwan@google.com>
5659 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5660 (Target_arm::do_finalize_sections): Add parameter for symbol table
5661 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5662 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5663 parameter for symbol table pointer.
5664 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5665 an additional parameter for a pointer to symbol table.
5666 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5667 parameter for a symbol table pointer.
5668 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5669 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5671 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5672 parameter for a symbol table pointer.
5674 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5676 * incremental.cc (Incremental_inputs_header)
5677 (Incremental_inputs_header_write, Incremental_inputs_entry)
5678 (Incremental_inputs_entry_write): Move ...
5679 * incremental.h (Incremental_inputs_header)
5680 (Incremental_inputs_header_write, Incremental_inputs_entry)
5681 (Incremental_inputs_entry_write): here.
5683 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5685 * incremental.cc (make_sized_incremental_binary): Set the target.
5686 Error if it is incompatible.
5687 * output.h (Output_file): Add filename method.
5689 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5691 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5692 from the get_* methods.
5694 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5696 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5697 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5698 Write 0 for the data_offset of scripts.
5700 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5702 * testsuite/Makefile.am: Add the incremental_test.sh test.
5703 * testsuite/incremental_test.sh: New.
5704 * testsuite/incremental_test_1.c: New.
5705 * testsuite/incremental_test_2.c: New.
5707 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5709 * incremental-dump.cc (main): Fix typos.
5711 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5714 * incremental-dump.cc (main): Use llu to print 64 bit values.
5716 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5717 H.J. Lu <hongjiu.lu@intel.com>
5719 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5721 (incremental_dump_LDADD): Likewise.
5722 * Makefile.in: Regenerated.
5724 2009-11-25 Doug Kwan <dougkwan@google.com>
5728 2009-11-25 Doug Kwan <dougkwan@google.com>
5730 * arm.cc (Target_arm::Target_arm): Move method definition
5731 outside of class definition. Add code to handle
5732 --target1-rel, --target1-abs and --target2= options.
5733 (Target_arm::get_reloc_reloc_type): Change method to be
5734 non-static and const.
5735 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5736 New data member declaration.
5737 (Target_arm::Scan::local, Target_arm::Scan::global,
5738 Target_arm::Relocate::relocate,
5739 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5740 Adjust call to Target_arm::get_real_reloc_type.
5741 (Target_arm::get_real_reloc_type): Use command line options
5742 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5743 * options.h (--target1-rel, --target1-abs, --target2): New
5746 2009-11-25 Doug Kwan <dougkwan@google.com>
5748 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5749 class definition. Add code to handle --target1-rel, --target1-abs
5750 and --target2= options.
5751 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5753 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5755 (Target_arm::Scan::local, Target_arm::Scan::global,
5756 Target_arm::Relocate::relocate,
5757 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5758 call to Target_arm::get_real_reloc_type.
5759 (Target_arm::get_real_reloc_type): Use command line options to
5760 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5761 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5764 2009-11-25 Doug Kwan <dougkwan@google.com>
5766 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5767 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5768 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5770 (Arm_relocate_functions::thm_call): Replace body with a call to
5771 Arm_relocate_functions::thumb_branch_common.
5772 (Arm_relocate_functions::thm_jump24,
5773 Arm_relocate_functions::thm_xpc22): New method definitions.
5774 (Arm_relocate_functions::thumb_branch_common): New method definition.
5775 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5777 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5778 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5780 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5782 * Makefile.am: Build incremental-dump
5783 * Makefile.in: Regenerate.
5784 * incremental-dump.cc: New.
5785 * incremental.cc (Incremental_inputs_header_data,
5786 Incremental_inputs_entry_data): Move to incremental.h
5787 * incremental.h: (Incremental_inputs_header_data,
5788 Incremental_inputs_entry_data): Move from incremental.cc
5790 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5792 * incremental.cc (Incremental_inputs_header,
5793 Incremental_inputs_header_write, Incremental_inputs_entry,
5794 Incremental_inputs_entry_write): Add a typedef with the data type.
5796 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5798 * incremental.cc (Incremental_inputs_header,
5799 Incremental_inputs_header_write, Incremental_inputs_entry,
5800 Incremental_inputs_entry_write): Update comment about which
5801 type has the filed descriptions.
5803 2009-11-15 Doug Kwan <dougkwan@google.com>
5805 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5806 (Arm_relocate_functions::arm_branch_common): Change method defintion
5807 in class definition to a method declaration and update list of formal
5809 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5810 Arm_relocation_functions::jump24): Adjust call to
5811 Arm_relocate_functions::arm_branch_common. Update list of formal
5813 (Arm_relocate_functions::xpc25): New method definition.
5814 (Arm_relocate_functions::arm_branch_common): Move method defintion
5815 out from class definition. Use stubs for mode-switching and extending
5817 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5818 specially. Change code to enable use of stubs in ARM branches.
5820 2009-11-10 Doug Kwan <dougkwan@google.com>
5822 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5823 in method declaration.
5824 (Target_arm::relocate_stub): New method declaration.
5825 (Target_arm::default_target): Change to return a pointer instead of
5827 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5828 Target_arm::default_target.
5829 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5831 (Target_arm::relocate_section): Adjust view.
5832 (Target_arm::relocate_stub): New method definition.
5834 2009-11-10 Doug Kwan <dougkwan@google.com>
5836 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5838 * incremental.cc (open_incremental_binary): Initialized local
5839 variables to avoid warnings.
5840 * object.cc (make_elf_object): Ditto.
5841 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5844 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5847 * testsuite/plugin_test.c: Include "config.h".
5849 2009-11-09 Doug Kwan <dougkwan@google.com>
5851 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5852 (arm_symbol_value): Remove.
5853 (Arm_relocate_functions::arm_branch_common,
5854 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5855 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5856 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5857 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5858 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5859 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5860 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5861 Arm_relocate_functions::thm_mobw_abs_nc,
5862 Arm_relocate_functions::thm_mov_abs,
5863 Arm_relocate_functions::movw_prel_nc,
5864 Arm_relocate_functions::thm_movt_abs,
5865 Arm_relocate_functions::movt_prel,
5866 Arm_relocate_functions::thm_movw_prel_nc,
5867 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5868 (Target_arm::Relocate::relocate): Only decompose address into two
5869 parts if relocation type uses the thumb-bit and pass the actual
5870 bit instead of a flag indicating that the thumb-bit is used. Adjust
5871 calls to methods in Arm_relocate_functions for this change.
5873 2009-11-08 Ian Lance Taylor <iant@google.com>
5876 * reloc.cc: Instantiate
5877 Sized_relobj::initialize_input_to_output_maps and
5878 Sized_relobj:free_input_to_output_maps.
5880 2009-11-06 Ian Lance Taylor <iant@google.com>
5883 * defstd.cc (in_segment): Set only_if_ref true for "end".
5885 2009-11-06 Doug Kwan <dougkwan@google.com>
5887 * arm.cc (class Reloc_stub): Correct a comment.
5888 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5889 (Target_arm::scan_section_for_stubs): New method declaration.
5890 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5891 Change methods from private to protected.
5892 (Target_arm::do_may_relax): New method definition.
5893 (Target_arm::do_relax, Target_arm::group_sections,
5894 Target_arm::scan_reloc_for_stub,
5895 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5896 (Target_arm::arm_input_section_map_): New data member declaration.
5897 (Target_arm::scan_reloc_for_stub,
5898 Target_arm::scan_reloc_section_for_stubs,
5899 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5900 Target_arm::do_relax): New method definitions.
5902 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5904 * configure.ac: Check for (struct stat)::st_mtim
5905 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5906 * config.in: Regenerate.
5907 * configure: Regenerate.
5909 2009-11-05 Ian Lance Taylor <iant@google.com>
5912 * output.cc (Output_segment::add_output_section): Add missing
5915 2009-11-04 Ian Lance Taylor <iant@google.com>
5918 * object.h (class Object): Add is_needed and set_is_needed
5919 methods. Add is_needed_ field. Make bool fields into bitfields.
5920 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5921 defined in a dynamic object and referenced by a regular object,
5922 set is_needed for the dynamic object.
5923 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5924 if the file is marked with as_needed and it is not needed.
5926 2009-11-04 Ian Lance Taylor <iant@google.com>
5929 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5930 tags if data is discarded by linker script.
5931 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5932 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5933 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5934 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5936 2009-11-04 Ian Lance Taylor <iant@google.com>
5938 * layout.cc (Layout::get_output_section): Add is_interp and
5939 is_dynamic_linker_section parameters. Change all callers.
5940 (Layout::choose_output_section): Likewise.
5941 (Layout::make_output_section): Likewise.
5942 (Layout::add_output_section_data): Add is_dynamic_linker_section
5943 parameter. Change all callers.
5944 * layout.h (class Layout): Update declarations.
5945 * output.h (class Output_section): Add is_interp, set_is_interp,
5946 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5947 Add is_interp_, is_dynamic_linker_section_ fields. Change
5948 generate_code_fills_at_write_ to a bitfield.
5949 * output.cc (Output_section::Output_sections): Initialize new
5951 (Output_segment::add_output_section): Add do_sort parameter.
5954 2009-11-03 Ian Lance Taylor <iant@google.com>
5957 * options.h (class General_options): Add --warn-common.
5958 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5959 merging two common symbols.
5960 (Symbol_table::should_override): Handle --warn-common when merging
5961 a common symbol with a defined symbol. Use report_resolve_problem
5962 for multiple definitions.
5963 (Symbol_table::report_resolve_problem): New function.
5964 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5966 2009-11-03 Doug Kwan <dougkwan@google.com>
5968 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5970 (Target_arm::stub_factory): New method definition.
5971 (Target_arm::new_arm_input_section,
5972 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5973 Target_arm::reloc_uses_thumb_bit): New method declarations.
5974 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5975 New type definitions.
5976 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5977 member declarations.
5978 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5979 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5980 New method definitions.
5982 2009-11-03 Ian Lance Taylor <iant@google.com>
5984 * options.h (class General_options): Add --warn_constructors.
5986 2009-11-03 Ian Lance Taylor <iant@google.com>
5989 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5990 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5992 2009-11-03 Ian Lance Taylor <iant@google.com>
5995 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5996 --msgid-bugs-address.
5997 (install-pdf): New target.
5998 (install-data_yes): Look up one directory to find mkinstalldirs.
6000 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6002 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6005 2009-10-30 Doug Kwan <dougkwan@google.com>
6007 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6009 2009-10-30 Doug Kwan <dougkwan@google.com>
6011 * arm.cc (Stub_addend_reader): New struct template definition
6012 and partial specializations.
6013 (Stub_addend_reader::operator()): New method definition for a
6014 partially specialized template.
6016 2009-10-30 Doug Kwan <dougkwan@google.com>
6018 * arm.cc (Arm_relobj::processor_specific_flags): New method
6020 (Arm_relobj::do_read_symbols): New method declaration.
6021 (Arm_relobj::processor_specific_flags_): New data member declaration.
6022 (Arm_dynobj): New class definition.
6023 (Target_arm::do_finalize_sections): Add input_objects parameter.
6024 (Target_arm::do_adjust_elf_header): New method declaration.
6025 (Target_arm::are_eabi_versions_compatible,
6026 (Target_arm::merge_processor_specific_flags): New method declaration.
6027 (Target_arm::do_make_elf_object): New overloaded method definitions
6029 (Arm_relobj::do_read_symbols): New method definition.
6030 (Arm_dynobj::do_read_symbols): Ditto.
6031 (Target_arm::do_finalize_sections): Add input_objects parameters.
6032 Merge processor-specific flags from all input objects.
6033 (Target_arm::are_eabi_versions_compatible,
6034 Target_arm::merge_processor_specific_flags,
6035 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6036 New method definitions.
6037 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6038 Input_objects pointer type parameter.
6039 * layout.cc (Layout::finalize): Pass input objects to target's.
6040 finalize_sections function.
6041 * output.cc (Output_file_header::do_sized_write): Set ELF file
6042 header's processor-specific flags.
6043 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6044 Input_objects pointer type parameter.
6045 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6046 * target.h (Input_objects): New forward class declaration.
6047 (Target::processor_specific_flags,
6048 Target::are_processor_specific_flags_sect): New method definitions.
6049 (Target::finalize_sections): Add input_objects parameter.
6050 (Target::Target): Initialize processor_specific_flags_ and
6051 are_processor_specific_flags_set_.
6052 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6054 (Target::set_processor_specific_flags): New method definition.
6055 (Target::processor_specific_flags_,
6056 Target::are_processor_specific_flags_set_): New data member
6058 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6059 Input_objects pointer type parameter.
6061 2009-10-30 Doug Kwan <dougkwan@google.com>
6063 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6065 2009-10-28 Ian Lance Taylor <iant@google.com>
6067 * object.h (class Relobj): Drop options parameter from
6068 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6069 do_scan_relocs, do_relocate. Change all callers.
6070 (class Sized_relobj): Drop options parameters from
6071 do_gc_process_relocs, do_scan_relocs, do_relocate,
6072 do_relocate_sections, relocate_sections, emit_relocs_scan,
6073 emit_relocs_scan_reltype. Change all callers.
6074 (struct Relocate_info): Remove options field and all references to
6076 * reloc.h (class Read_relocs): Remove options constructor
6077 parameter and options_ field. Change all callers.
6078 (class Gc_process_relocs, class Scan_relocs): Likewise.
6079 (class Relocate_task): Likewise.
6080 * target-reloc.h (scan_relocs): Remove options parameter. Change
6082 (scan_relocatable_relocs): Likewise.
6083 * target.h (class Sized_target): Remove options parameter from
6084 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6086 * gc.h (gc_process_relocs): Remove options parameter. Change all
6088 * arm.cc: Update functions to remove options parameters.
6089 * i386.cc: Likewise.
6090 * powerpc.cc: Likewise.
6091 * sparc.cc: Likewise.
6092 * x86_64.cc: Likewise.
6093 * testsuite/testfile.cc: Likewise.
6095 2009-10-28 Doug Kwan <dougkwan@google.com>
6097 * arm.cc (Arm_relobj): New class definition.
6098 (Arm_relobj::scan_sections_for_stubs,
6099 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6100 New method definitions.
6102 2009-10-28 Cary Coutant <ccoutant@google.com>
6104 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6105 (Plugin::cleanup_done_): New member.
6106 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6107 (Plugin_manager::cleanup_done_): Remove.
6108 (Plugin_manager::add_input_file): Edit error message.
6109 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6110 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6112 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6114 * fileread.cc: (File_read::View::~View): Use the new
6115 data_ownership_ filed.
6116 (File_read::~File_read): Dispose the new whole_file_view_.
6117 (File_read::open): Mmap the whole file if needed.
6118 (File_read::open): Use whole_file_view_ instead of contents_.
6119 (File_read::find_view): Use whole_file_view_ if applicable.
6120 (File_read::do_read): Use whole_file_view_ instead of contents_.
6121 (File_read::make_view): Use whole_file_view_ instead of contents_,
6122 update File_read::View::View call.
6123 (File_read::find_or_make_view): Update File_read::View::View
6125 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6127 (File_read::View::Data_ownership): New enum.
6128 (File_read::View::View): Replace bool mapped_ with Data_ownership
6130 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6131 (File_read::View::data_ownership_): New field.
6132 (File_read::contents_): Remove (replaced by whole_file_view_).
6133 (File_read::whole_file_view_): New field.
6134 * options.h (class General_options): Add --keep-files-mapped.
6136 2009-10-27 Cary Coutant <ccoutant@google.com>
6138 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6139 * testsuite/Makefile.am (plugin_test_5): New test case.
6140 * testsuite/Makefile.in: Regenerate.
6142 2009-10-25 Doug Kwan <dougkwan@google.com>
6144 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6145 from private to protected to allow access by child class.
6146 (Sized_relobj::do_relocate_sections): New method declaration.
6147 (Sized_relobj::relocate_sections): Virtualize.
6148 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6149 Sized_relobj::relocate_sections. Instantiate template explicitly
6150 for different target sizes and endianity.
6152 2009-10-24 Doug Kwan <dougkwan@google.com>
6154 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6155 (Arm_input_section::as_arm_input_section): New method.
6156 (Arm_output_section): New class definition.
6157 (Arm_output_section::create_stub_group,
6158 Arm_output_section::group_sections): New method definitions.
6160 2009-10-22 Doug Kwan <dougkwan@google.com>
6162 * arm.cc (Arm_input_section): New class definition.
6163 (Arm_input_section::init, Arm_input_section:do_write,
6164 Arm_input_section::set_final_data_size,
6165 Arm_input_section::do_reset_address_and_file_offset): New method
6168 2009-10-21 Doug Kwan <dougkwan@google.com>
6170 * arm.cc (Stub_table, Arm_input_section): New forward class
6172 (Stub_table): New class defintion.
6173 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6174 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6175 New method definition.
6177 2009-10-21 Doug Kwan <dougkwan@google.com>
6179 * arm.cc: Update copyright comments.
6180 (Target_arm): New forward class template declaration.
6181 (Arm_address): New type.
6182 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6183 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6184 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6186 (Insn_template): Same.
6187 (DEF_STUBS): New macro.
6188 (Stub_type): New enum type.
6189 (Stub_template): New class definition.
6192 (Stub_factory): Same.
6193 (Target_arm::Target_arm): Initialize may_use_blx_ and
6194 should_force_pic_veneer_.
6195 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6196 Target_arm::should_force_pic_veneer,
6197 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6198 Target_arm::using_thumb_only, Target_arm:;default_target): New
6200 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6201 New data member declarations.
6202 (Insn_template::size, Insn_template::alignment): New method defintions.
6203 (Stub_template::Stub_template): New method definition.
6204 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6205 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6206 (Stub_factory::Stub_factory): New method definition.
6207 * gold.h (string_hash): New template.
6208 * output.h (Input_section_specifier::hash_value): Use
6210 (Input_section_specifier::string_hash): Remove.
6211 * stringpool.cc (Stringpool_template::string_hash): Use
6214 2009-10-20 Doug Kwan <dougkwan@google.com>
6216 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6217 symbols of relaxed input sections.
6218 * output.h (Output_section::find_relaxed_input_section): Make
6221 2009-10-16 Doug Kwan <dougkwan@google.com>
6223 * dynobj.cc (Versions::Versions): Initialize version_script_.
6224 Only insert base version symbol definition for a shared object
6225 if version script defines any version versions.
6226 (Versions::define_base_version): New method definition.
6227 (Versions::add_def): Check that base version is not needed.
6228 (Versions::add_need): Define base version lazily.
6229 * dynobj.h (Versions::define_base_version): New method declaration.
6230 (Versions::needs_base_version_): New data member declaration.
6231 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6232 (check_DATA): Add no_version_test.stdout.
6233 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6235 * testsuite/Makefile.in: Regenerate.
6236 * testsuite/no_version_test.c: New file.
6237 * testsuite/no_version_test.sh: Ditto.
6239 2009-10-16 Doug Kwan <dougkwan@google.com>
6241 * expression.cc (class Segment_start_expression): New class definition.
6242 (Segment_start_expression::value): New method definition.
6243 (script_exp_function_segment_start): Return a new
6244 Segment_start_expression.
6245 * gold/script-c.h (script_saw_segment_start_expression): New function
6247 * script-sections.cc (Script_sections::Script_sections): Initialize
6248 SAW_SEGMENT_START_EXPRESSION_ to false.
6249 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6250 and -Tbbs options to specify section addresses if given in
6251 command line and no SEGMENT_START expression is seen in a script.
6252 * script-sections.h (Script_sections::saw_segment_start_expression,
6253 Script_sections::set_saw_segment_start_expression): New method
6255 (Script_sections::saw_segment_start_expression_): New data member
6257 * script.cc (script_saw_segment_start_expression): New function.
6258 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6260 script_test_7.sh and script_test_8.sh.
6261 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6262 script_test_8.stdout.
6263 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6264 (script_test_6, script_test_6.stdout, script_test_7,
6265 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6266 * Makefile.in: Regenerate.
6267 * testsuite/script_test_6.sh: New file.
6268 * testsuite/script_test_6.t: Same.
6269 * testsuite/script_test_7.sh: Same.
6270 * testsuite/script_test_7.t: Same.
6271 * testsuite/script_test_8.sh: Same.
6273 2009-10-16 Doug Kwan <dougkwan@google.com>
6275 * output.cc (Output_segment::set_section_list_address): Cast
6276 expressions to unsigned long long type to avoid format warnings.
6278 2009-10-15 Ian Lance Taylor <iant@google.com>
6280 * script.cc (Script_options::add_symbol_assignment): Always add a
6281 dot assignment to script_sections_.
6282 * script-sections.cc (Script_sections::add_dot_assignment):
6283 Initialize if necessary.
6285 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6286 program headers with no load segment if there is a linker script.
6288 * layout.cc (Layout::set_segment_offsets): Align the file offset
6289 to the segment aligment for -N or -n with no load segment.
6290 * output.cc (Output_segment::add_output_section): Don't crash if
6291 the first section is a TLS section.
6292 (Output_segment::set_section_list_addresses): Print an error
6293 message if the address moves backward in a linker script.
6294 * script-sections.cc
6295 (Output_section_element_input::set_section_addresses): Don't
6296 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6297 (Orphan_output_section::set_section_addresses): Likewise.
6299 2009-10-15 Doug Kwan <dougkwan@google.com>
6301 * layout.cc (Layout::finish_dynamic_section): Generate tags
6302 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6303 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6304 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6306 2009-10-14 Ian Lance Taylor <iant@google.com>
6308 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6310 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6311 data_shdr fields of relinfo.
6312 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6313 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6314 R_386_TLS_LDO_32, adjust based on section flags.
6315 (Target_i386::Relocate::fix_up_ldo): Remove.
6317 2009-10-13 Ian Lance Taylor <iant@google.com>
6319 Add support for -pie.
6320 * options.h (class General_options): Add -pie and
6322 (General_options::output_is_position_independent): Test -pie.
6323 (General_options::output_is_executable): Return true if not shared
6324 and not relocatable.
6325 (General_options::output_is_pie): Remove.
6326 * options.cc (General_options::finalize): Reject incompatible uses
6328 * gold.cc (queue_middle_tasks): A -pie link is not static.
6329 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6330 * symtab.cc (Symbol::final_value_is_known): Return false if
6331 output_is_position_independent.
6332 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6333 output_is_position_independent.
6334 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6335 output_is_position_independent.
6336 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6337 output_is_position_independent.
6338 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6340 (basic_pie_test.o, basic_pie_test): New targets.
6341 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6342 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6343 (two_file_pie_test): New target.
6344 * testsuite/Makefile.in: Rebuild.
6345 * README: Remove note saying that -pie is not supported.
6347 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6349 * options.h (class General_options): Add -init and -fini.
6350 * layout.cc (Layout::finish_dynamic_section): Emit
6351 given init and fini functions.
6353 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6355 * gc.h (gc_process_relocs): Check if icf is enabled using new
6357 * gold.cc (queue_initial_tasks): Likewise.
6358 (queue_middle_tasks): Likewise.
6359 * object.cc (do_layout): Likewise.
6360 * symtab.cc (is_section_folded): Likewise.
6361 * main.cc (main): Likewise.
6362 * reloc.cc (Read_relocs::run): Likewise.
6363 (Sized_relobj::do_scan_relocs): Likewise.
6364 * icf.cc (is_function_ctor_or_dtor): New function.
6365 (Icf::find_identical_sections): Check if function is ctor or dtor when
6367 * options.h (General_options::icf): Change option to be an enum.
6368 (Icf_status): New enum.
6369 (icf_enabled): New method.
6370 (icf_safe_folding): New method.
6371 (set_icf_status): New method.
6372 (icf_status_): New variable.
6373 * (options.cc) (General_options::finalize): Set icf_status_.
6374 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6375 icf_test and icf_keep_unique_test to use the --icf enum flag.
6376 * testsuite/icf_safe_test.sh: New file.
6377 * testsuite/icf_safe_test.cc: New file.
6379 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6381 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6382 includes to gc.h and icf.h.
6383 * arm.cc: Include gc.h.
6384 * gold.cc: Likewise.
6385 * i386.cc: Likewise.
6386 * powerpc.cc: Likewise.
6387 * sparc.cc: Likewise.
6388 * x86_64.cc: Likewise.
6389 * gc.h: Include icf.h.
6391 2009-10-11 Ian Lance Taylor <iant@google.com>
6393 * plugin.cc: Include "gold.h" before other header files.
6395 2009-10-10 Chris Demetriou <cgd@google.com>
6397 * options.h (Input_file_argument::Input_file_type): New enum.
6398 (Input_file_argument::is_lib_): Replace with...
6399 (Input_file_argument::type_): New member.
6400 (Input_file_argument::Input_file_argument): Take Input_file_type
6401 'type' rather than boolean 'is_lib' as second argument.
6402 (Input_file_argument::is_lib): Use type_.
6403 (Input_file_argument::is_searched_file): New function.
6404 (Input_file_argument::may_need_search): Handle is_searched_file.
6405 * options.cc (General_options::parse_library): Support -l:filename.
6406 (General_options::parse_just_symbols): Update for Input_file_argument
6408 (Command_line::process): Likewise.
6409 * archive.cc (Archive::get_file_and_offset): Likewise.
6410 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6411 * script.cc (read_script_file, script_add_file): Likewise.
6412 * fileread.cc (Input_file::Input_file): Likewise.
6413 (Input_file::will_search_for): Handle is_searched_file.
6414 (Input_file::open): Likewise.
6415 * readsyms.cc (Read_symbols::get_name): Likewise.
6416 * testsuite/Makefile.am (searched_file_test): New test.
6417 * testsuite/Makefile.in: Regenerate.
6418 * testsuite/searched_file_test.cc: New file.
6419 * testsuite/searched_file_test_lib.cc: New file.
6421 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6422 Ian Lance Taylor <iant@google.com>
6424 * descriptor.cc: Include <cstdio> and "binary-io.h".
6425 (Descriptors::open): Open the files in binary mode always.
6426 * script.cc (Lex::get_token): Treat \r as whitespace.
6428 2009-10-09 Ian Lance Taylor <iant@google.com>
6430 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6432 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6433 Ian Lance Taylor <iant@google.com>
6435 * configure.ac: Check for readv function also.
6436 * fileread.cc (readv): Define if not HAVE_READV.
6437 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6439 * config.in: Regenerate.
6440 * configure: Regenerate.
6442 2009-10-09 Doug Kwan <dougkwan@google.com>
6444 * layout.cc (Layout::make_output_section): Call target hook to make
6445 ordinary output section.
6446 (Layout::finalize): Adjust parameter list of call the
6447 Target::may_relax().
6448 * layout.h (class Layout::section_list): New method.
6449 * merge.h (Output_merge_base::entsize): Change visibility to public.
6450 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6452 (Output_merge_string::do_is_string): New method.
6453 * object.cc (Sized_relobj::do_setup): renamed from
6454 Sized_relobj::set_up.
6455 * object.h (Sized_relobj::adjust_shndx,
6456 Sized_relobj::initializ_input_to_output_maps,
6457 Sized_relobj::free_input_to_output_maps): Change visibilities to
6459 (Sized_relobj::setup): Virtualize.
6460 (Sized_relobj::do_setup): New method declaration.
6461 (Sized_relobj::invalidate_section_offset,
6462 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6463 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6464 * options.cc (parse_int): New function.
6465 * options.h (parse_int): New declaration.
6466 (DEFINE_int): New macro.
6467 (stub_group_size): New option.
6468 * output.cc (Output_section::Output_section): Initialize memebers
6469 merge_section_map_, merge_section_by_properties_map_,
6470 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6471 (Output_section::add_input_section): Handled deferred code-fill
6472 generation and remove an old comment.
6473 (Output_section::add_relaxed_input_section): New method definition.
6474 (Output_section::add_merge_input_section): Use merge section by
6475 properties map to speed to search. Update merge section maps
6477 (Output_section::build_relaxation_map): New method definition.
6478 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6480 (Output_section::relax_input_section): Renamed to
6481 Output_section::convert_input_sections_to_relaxed_sections and change
6482 interface to take a vector of pointers to relaxed sections.
6483 (Output_section::find_merge_section,
6484 Output_section::find_relaxed_input_section): New method definitions.
6485 (Output_section::is_input_address_mapped,
6486 Output_section::output_offset, Output_section::output_address):
6487 Use output section data maps to speed up searching.
6488 (Output_section::find_starting_output_address): Add comments.
6489 (Output_section::do_write,
6490 Output_section::write_to_postprocessing_buffer): Do code-fill
6491 generation as appropriate.
6492 (Output_section::get_input_sections): Invalidate relaxed input section
6494 (Output_section::restore_states): Adjust type of checkpoint .
6495 Invalidate relaxed input section map.
6496 * output.h (Output_merge_base): New class declaration.
6497 (Input_section_specifier): New class defintion.
6498 (class Output_relaxed_input_section) Change base class to
6499 Output_section_data_build.
6500 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6501 base class initializer.
6502 (Output_section::add_relaxed_input_section): New method declaration.
6503 (Output_section::Input_section): Change visibility to protected.
6504 (Output_section::Input_section::relobj,
6505 Output_section::Input_section::shndx): Handle relaxed input sections.
6506 Output_section::input_sections) Change visibility to protected. Also
6507 define overload to return a non-const pointer.
6508 (Output_section::Merge_section_properties): New class defintion.
6509 (Output_section::Merge_section_by_properties_map,
6510 Output_section::Output_section_data_by_input_section_map,
6511 Output_section::Relaxation_map): New types.
6512 (Output_section::relax_input_section): Rename method to
6513 Output_section::convert_input_sections_to_relaxed_sections and change
6514 interface to take a vector of relaxed section pointers.
6515 (Output_section::find_merge_section,
6516 Output_section::find_relaxed_input_section,
6517 Output_section::build_relaxation_map,
6518 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6519 New method declarations.
6520 (Output_section::merge_section_map_
6521 Output_section::merge_section_by_properties_map_,
6522 Output_section::relaxed_input_section_map_,
6523 Output_section::is_relaxed_input_section_map_valid_,
6524 Output_section::generate_code_fills_at_write_): New data members.
6525 * script-sections.cc
6526 (Output_section_element_input::set_section_addresses): Call
6527 current_data_size and addralign methods of relaxed input sections.
6528 (Orphan_output_section::set_section_addresses): Call current_data_size
6529 and addralign methods of relaxed input sections.
6530 * symtab.cc (Symbol_table::compute_final_value): Extract template
6531 from the body of Symbol_table::sized_finalize_symbol.
6532 (Symbol_table::sized_finalized_symbol): Call
6533 Symbol_table::compute_final_value.
6534 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6535 (Symbol_table::compute_final_value): New templated method declaration.
6536 * target.cc (Target::do_make_output_section): New method defintion.
6537 * target.h (Target::make_output_section): New method declaration.
6538 (Target::relax): Add more parameters for input objects, symbol table
6539 and layout. Adjust call to do_relax.
6540 (Target::do_make_output_section): New method declaration.
6541 (Target::do_relax): Add parameters for input objects, symbol table
6544 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6546 * pread.c: Include stdio.h.
6548 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6550 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6553 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6555 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6556 Change read_shndx type to unsigned int.
6557 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6559 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6560 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6561 Change read_shndx type to unsigned int.
6562 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6564 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6565 * layout.cc (Layout::create_symtab_sections): Cast the result of
6566 local_symcount * symsize to off_t in the gold_assert.
6568 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6570 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6571 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6573 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6574 (Arm_relocate_functions::thm_abs5): New function.
6575 (Arm_relocate_functions::abs12): New function.
6576 (Arm_relocate_functions::abs16): New function.
6577 (Arm_relocate_functions::base_abs): New function.
6578 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6579 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6580 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6582 (Scan::global): Likewise.
6583 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6584 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6585 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6586 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6589 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6591 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6592 (Arm_relocate_functions::movt_prel): New function.
6593 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6594 (Arm_relocate_functions::thm_movt_prel): New function.
6595 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6596 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6597 (Scan::global, Relocate::relocate): Likewise.
6598 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6600 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6602 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6603 Incremental_checker.
6604 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6606 (class Incremental_inputs_header): New class.
6607 (Incremental_inputs_header_writer): Edit comment.
6608 (Incremental_inputs_entry): New class.
6609 (Incremental_inputs_entry_writer): Edit comment.
6610 (Sized_incremental_binary::do_find_incremental_inputs_section):
6611 Add *strtab_shndx parameter, fill it.
6612 (Sized_incremental_binary::do_check_inputs): New method.
6613 (Incremental_checker::can_incrementally_link_output_file): Use
6614 Sized_incremental_binary::check_inputs.
6615 (Incremental_inputs::report_command_line): Save command line in
6618 (Incremental_binary::find_incremental_inputs_section): New
6620 (Incremental_binary::do_find_incremental_inputs_section): Add
6621 strtab_shndx parameter.
6622 (Incremental_binary::do_check_inputs): New pure virtual method.
6623 (Sized_incremental_binary::do_check_inputs): Declare.
6624 (Incremental_checker::Incremental_checker): Add incremental_inputs
6625 parameter, use it to initialize incremental_inputs_.
6626 (Incremental_checker::incremental_inputs_): New field.
6627 (Incremental_checker::command_line): New method.
6628 (Incremental_checker::inputs): New method.
6629 (Incremental_checker::command_line_): New field.
6631 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6633 * incremental.cc: Include <cstdarg> and "target-select.h".
6634 (vexplain_no_incremental): New function.
6635 (explain_no_incremental): New function.
6636 (Incremental_binary::error): New method.
6637 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6639 (make_sized_incremental_binary): New function.
6640 (open_incremental_binary): New function.
6641 (can_incrementally_link_file): Add checks if output is ELF and has
6643 * incremental.h: Include "elfcpp_file.h" and "output.h".
6644 (Incremental_binary): New class.
6645 (Sized_incremental_binary): New class.
6646 (open_incremental_binary): Declare.
6647 * object.cc (is_elf_object): Use
6648 elfcpp::Elf_recognizer::is_elf_file.
6649 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6650 * output.h (Output_file::filesize): New method.
6652 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6654 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6656 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6657 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6659 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6661 (Arm_relocate_functions::movw_abs_nc): New function.
6662 (Arm_relocate_functions::movt_abs): New function.
6663 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6664 (Arm_relocate_functions::thm_movt_abs): New function.
6665 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6666 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6667 (Scan::global): Likewise.
6668 (Relocate::relocate): Likewise.
6669 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6671 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6673 * arm.cc (Arm_relocate_functions::got_prel) New function.
6674 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6675 (Relocate::relocate): Likewise.
6676 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6678 2009-10-06 Ian Lance Taylor <iant@google.com>
6680 * options.h (class General_options): Define
6681 split_stack_adjust_size parameter.
6682 * object.h (class Object): Add uses_split_stack_ and
6683 has_no_split_stack_ fields. Add uses_split_stack and
6684 has_no_split_stack accessor functions. Declare
6685 handle_split_stack_section.
6686 (class Reloc_symbol_changes): Define.
6687 (class Sized_relobj): Define Function_offsets. Declare
6688 split_stack_adjust, split_stack_adjust_reltype, and
6690 * object.cc (Object::handle_split_stack_section): New function.
6691 (Sized_relobj::do_layout): Call handle_split_stack_section.
6692 * dynobj.cc (Sized_dynobj::do_layout): Call
6693 handle_split_stack_section.
6694 * reloc.cc (Sized_relobj::relocate_sections): Call
6695 split_stack_adjust for executable sections in split_stack
6696 objects. Pass reloc_map to relocate_section.
6697 (Sized_relobj::split_stack_adjust): New function.
6698 (Sized_relobj::split_stack_adjust_reltype): New function.
6699 (Sized_relobj::find_functions): New function.
6700 * target-reloc.h: Include "object.h".
6701 (relocate_section): Add reloc_symbol_changes parameter. Change
6703 * target.h (class Target): Add calls_non_split method. Declare
6704 do_calls_non_split virtual method. Declare match_view and
6706 * target.cc: Include "elfcpp.h".
6707 (Target::do_calls_non_split): New function.
6708 (Target::match_view): New function.
6709 (Target::set_view_to_nop): New function.
6710 * gold.cc (queue_middle_tasks): Give an error if mixing
6711 split-stack and non-split-stack objects with -r.
6712 * i386.cc (Target_i386::relocate_section): Add
6713 reloc_symbol_changes parameter.
6714 (Target_i386::do_calls_non_split): New function.
6715 * x86_64.cc (Target_x86_64::relocate_section): Add
6716 reloc_symbol_changes parameter.
6717 (Target_x86_64::do_calls_non_split): New function.
6718 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6720 * powerpc.cc (Target_powerpc::relocate_section): Add
6721 reloc_symbol_changes parameter.
6722 * sparc.cc (Target_sparc::relocate_section): Add
6723 reloc_symbol_changes parameter.
6724 * configure.ac: Call AM_CONDITIONAL for the default target.
6725 * configure: Rebuild.
6726 * testsuite/Makefile.am (TEST_AS): New variable.
6727 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6728 (check_DATA): Add split_i386 and split_x86_64 files.
6729 (SPLIT_DEFSYMS): Define.
6730 (split_i386_[1234n].o): New targets.
6731 (split_i386_[124]): New targets.
6732 (split_i386_[1234r].stdout): New targets.
6733 (split_x86_64_[1234n].o): New targets.
6734 (split_x86_64_[124]): New targets.
6735 (split_x86_64_[1234r].stdout): New targets.
6736 (MOSTLYCLEANFILES): Add new executables.
6737 * testsuite/split_i386.sh: New file.
6738 * testsuite/split_x86_64.sh: New file.
6739 * testsuite/split_i386_1.s: New file.
6740 * testsuite/split_i386_2.s: New file.
6741 * testsuite/split_i386_3.s: New file.
6742 * testsuite/split_i386_4.s: New file.
6743 * testsuite/split_i386_n.s: New file.
6744 * testsuite/split_x86_64_1.s: New file.
6745 * testsuite/split_x86_64_2.s: New file.
6746 * testsuite/split_x86_64_3.s: New file.
6747 * testsuite/split_x86_64_4.s: New file.
6748 * testsuite/split_x86_64_n.s: New file.
6749 * testsuite/testfile.cc (Target_test): Update relocation_section
6751 * testsuite/Makefile.in: Rebuild.
6753 2009-10-06 Ian Lance Taylor <iant@google.com>
6755 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6756 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6757 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6758 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6759 the address on ldo_addrs_.
6760 (Target_i386::Relocate::fix_up_ldo): New function.
6762 2009-10-06 Rafael Espindola <espindola@google.com>
6764 * plugin.cc (add_input_library): New.
6765 (Plugin::load): Add add_input_library to tv.
6766 (Plugin_manager::add_input_file): Add the is_lib argument.
6767 (add_input_file): Update call to Plugin_manager::add_input_file.
6768 (add_input_library): New.
6769 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6771 2009-09-30 Doug Kwan <dougkwan@google.com>
6773 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6774 symbol and call Symbol::may_need_copy_reloc to determine if
6775 a copy reloc is needed.
6776 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6777 nocopyreloc is given in command line.
6778 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6779 given in command line.
6780 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6781 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6782 of the removed Target_i386::may_need_copy_reloc.
6783 * options.h (copyreloc): New option with default value false.
6784 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6785 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6786 instead of the removed Target_powerpc::may_need_copy_reloc.
6787 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6788 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6789 instead of the removed Target_sparc::may_need_copy_reloc.
6790 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6791 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6792 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6793 instead of the removed Target_x86_64::may_need_copy_reloc.
6795 2009-09-30 Ian Lance Taylor <iant@google.com>
6797 * object.h (class Object): Remove target_ field, and target,
6798 sized_target, and set_target methods.
6799 (Object::sized_target): Remove.
6800 (class Sized_relobj): Update declarations. Remove sized_target.
6801 * object.cc (Sized_relobj::setup): Remove target parameter.
6803 (Input_objects::add_object): Don't do anything with the target.
6804 (make_elf_sized_object): Add punconfigured parameter. Change all
6805 callers. Set or test parameter target.
6806 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6808 * parameters.cc (Parameters::set_target): Change parameter type to
6810 (Parameters::default_target): Remove.
6811 (set_parameters_target): Change parameter type to be non-const.
6812 (parameters_force_valid_target): New function.
6813 (parameters_clear_target): New function.
6814 * parameters.h (class Parameters): Update declarations. Remove
6815 default_target method. Add sized_target and clear_target
6816 methods. Change target_ to be non-const.
6817 (set_parameters_target): Update declaration.
6818 (parameters_force_valid_target): Declare.
6819 (parameters_clear_target): Declare.
6820 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6821 as NULL if we aren't searching.
6822 (Add_symbols::run): Don't check for compatible target.
6823 * fileread.cc (Input_file::open_binary): Call
6824 parameters_force_valid_target.
6825 * gold.cc (queue_middle_tasks): Likewise.
6826 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6827 set_target on object.
6828 * dynobj.h (class Sized_dynobj): Update declarations.
6829 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6830 make_elf_object returns NULL.
6831 (Archive::include_member): Don't check whether object target is
6833 * output.cc (Output_section::add_input_section): Get target from
6835 (Output_section::relax_input_section): Likewise.
6836 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6838 (Sized_relobj::do_scan_relocs): Likewise.
6839 (Sized_relobj::relocate_sections): Likewise.
6840 * resolve.cc (Symbol_table::resolve): Likewise.
6841 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6842 parameter. Change all callers.
6843 (Symbol_table::add_from_object): Get target from parameters.
6844 (Symbol_table::add_from_relobj): Don't check object target.
6845 (Symbol_table::add_from_dynobj): Likewise.
6846 (Symbol_table::define_special_symbol): Get target from
6848 * symtab.h (class Symbol_table): Update declaration.
6849 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6850 parameter. Change all callers. Clear parameter target.
6851 (Binary_test): Test target here.
6852 * testsuite/object_unittest.cc (gold_testsuite): Remove
6853 target_test_pointer parameter. Change all callers.
6854 (Object_test): Test target here.
6856 2009-09-26 Ian Lance Taylor <iant@google.com>
6858 * testsuite/initpri1.c: Don't try to use constructor priorities if
6859 compiling with gcc before 4.3.
6861 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6863 * testsuite/retain_symbols_file_test.sh (check_present): Change
6864 output file name to retain_symbols_file_test.stdout.
6865 (check_absent): Likewise.
6867 2009-09-18 Craig Silverstein <csilvers@google.com>
6869 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6870 * options.cc: Include <cerrno> and <fstream>.
6871 (General_options::finalize): Parse -retain-symbols-file tag.
6872 * options.h: New flag.
6873 (General_options): New method should_retain_symbol, new
6874 variable symbols_to_retain.
6875 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6876 should_retain_symbol map.
6877 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6878 * testsuite/Makefile.in: Regenerate.
6879 * testsuite/retain_symbols_file_test.sh: New file.
6881 2009-09-18 Nick Clifton <nickc@redhat.com>
6883 * po/es.po: Updated Spanish translation.
6885 2009-09-17 Doug Kwan <dougkwan@google.com>
6887 * debug.h (DEBUG_RELAXATION): New constant.
6888 (DEBUG_ALL): Add DEBUG_RELAXATION.
6889 (debug_string_to_enum): Add relaxation debug option.
6891 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6892 Layout::Relaxation_debug_check::read_sections,
6893 Layout::Relaxation_debug_check::read_sections): New method definitions.
6894 (Layout::Layout): Initialize data members
6895 record_output_section_data_from_scrips_,
6896 script_output_section_data_list_ and relaxation_debug_check_.
6897 (Layout::save_segments, Layout::restore_segments,
6898 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6899 Layout::relaxation_loop_body): New method definitions.
6900 (Layout::finalize): Support relaxation. Move section layout code to
6901 Layout::relaxation_loop_body.
6902 (Layout::set_asection_address_from_script): Move code for orphan
6903 section placement out.
6904 (Layout::place_orphan_sections_in_script): New method definition.
6905 * layout.h (Output_segment_headers, Output_file_header):
6906 New forward class declarations.
6907 (Layout::~Layout): Define.
6908 (Layout::new_output_section_data_from_script): New method definition.
6909 (Layout::place_orphan_sections_in_script): New method declaration.
6910 (Layout::Segment_states): New type declaration.
6911 (Layout::save_segments, Layout::restore_segments,
6912 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6913 Layout::relaxation_loop_body): New method declarations.
6914 (Layout::Output_section_data_list): New type declaration.
6915 (Layout::Relaxation_debug_check): New class definition.
6916 (Layout::record_output_section_data_from_script_,
6917 Layout::script_output_section_data_list_, Layout::segment_states_,
6918 Layout::relaxation_debug_check_): New data members.
6919 * output.cc: (Output_section_headers::do_size): New method definition.
6920 (Output_section_headers::Output_section_headers): Move size
6921 computation to Output_section_headers::do_size.
6922 (Output_segment_headers::do_size): New method definition.
6923 (Output_file_header::Output_file_header): Move size computation to
6924 Output_file_header::do_size and call it.
6925 (Output_file_header::do_size): New method definition.
6926 (Output_data_group::Output_data_group): Adjust call to
6927 Output_section_data.
6928 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6929 (Output_symtab_xindex::do_write): Add array bound check.
6930 (Output_section::Input_section::print_to_mapfile): Handle
6931 RELAXED_INPUT_SECTION_CODE.
6932 (Output_section::Output_section): Initialize data member checkpoint_.
6933 (Output_section::~Output_section): Delete checkpoint object pointed
6935 (Output_section::add_input_section): Always add an Input_section if
6937 (Output_section::add_merge_input_section): Add assert.
6938 (Output_section::relax_input_section): New method definition.
6939 (Output_section::set_final_data_size): Set load address to zero for
6940 an unallocated section.
6941 (Output_section::do_address_and_file_offset_have_reset_values):
6942 New method definition.
6943 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6944 Handle relaxed input section.
6945 (Output_section::sort_attached_input_sections): Checkpoint input
6946 section list lazily.
6947 (Output_section::get_input_sections): Change type of input_sections to
6948 list of Simple_input_section pointers. Checkpoint input section list
6949 lazily. Also handle relaxed input sections.
6950 (Output_section::add_input_section_for_script): Take a reference to
6951 a Simple_input_section object instead of Relobj pointer and section
6952 index as parameter. Handle relaxed input sections.
6953 (Output_section::save_states, Output_section::restore_states): New
6955 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6956 (Output_data::is_data_size_fixed): New method definition.
6957 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6959 (Output_data::address_and_file_offset_have_reset_values): New method
6961 (Output_data::do_address_and_file_offset_have_reset_values): New method
6963 (Output_data::set_data_size): Check that data size is not fixed.
6964 (Output_data::fix_data_size): New method definition.
6965 (Output_data::is_data_size_fixed_): New data member.
6966 (Output_section_headers::set_final_data_size): New method definition.
6967 (Output_section_headers::do_size): New method declaration.
6968 (Output_segment_headers::set_final_data_size): New method definition.
6969 (Output_segment_headers::do_size): New method declaration.
6970 (Output_file_header::set_final_data_size)::New method definition.
6971 (Output_file_header::do_size)::New method declaration.
6972 (Output_section_data::Output_section_data): Add new parameter
6973 is_data_size_fixed and use it to fix data size.
6974 (Output_data_const::Output_data_const): Adjust call to base class
6975 constructor and fix data size.
6976 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6977 base class constructor and fix data size.
6978 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6979 base class constructor and fix data size.
6980 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6981 class constructor and fix data size.
6982 (Output_data_group::set_final_data_size): New method definition.
6983 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6984 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6985 class constructor and fix data size.
6986 (Output_relaxed_input_section): New class definition.
6987 (Output_section::Simple_input_section): New class definition.
6988 (Output_section::get_input_sections): Adjust parameter list.
6989 (Output_section::add_input_section_for_script): Same.
6990 (Output_section::save_states, Output_section::restore_states,
6991 Output_section::do_address_and_file_offset_have_reset_values,
6992 (Output_section::Input_section::Input_section): Handle
6993 RELAXED_INPUT_SECTION_CODE. Add new overload for
6994 Output_relaxed_input_section.
6995 (Output_section::Input_section::is_input_section,
6996 Output_section::Input_section::set_output_section): Handle relaxed
6998 (Output_section::Input_section::is_relaxed_input_section,
6999 Output_section::Input_section::output_section_data,
7000 Output_section::Input_section::relaxed_input_section): New method
7002 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7004 (Output_section::Input_section::u1_): Update comments.
7005 (Output_section::Input_section::u2_): Add new union member poris.
7006 (Output_section::Checkpoint_output_section): New classs definition.
7007 (Output_section::relax_input_section): New method declaration.
7008 (Output_section::checkpoint_): New data member.
7009 (Output_segment): Update comments.
7010 (Output_segment::Output_segment): Un-privatize copy constructor.
7011 (Output_segment::operator=): Un-privatize.
7012 * script-sections.cc (Output_section_element::Input_section_list):
7013 Change element type to Output_section::Simple_input_section.
7014 (Output_section_element_dot_assignment::set_section_addresses):
7015 Register output section data for relaxation clean up.
7016 (Output_data_exression::Output_data_expression): Adjust call to base
7017 constructor to fix data size.
7018 (Output_section_element_data::set_section_addresses): Register
7019 Output_data_expression object for relaxation clean up.
7020 (struct Input_section_info): Replace Relobj pointer and section index
7021 pair with Output_section::Simple_input_section and Convert struct to a
7023 (Input_section_sorter::operator()): Adjust access to
7024 Input_section_info data member to use accessors.
7025 (Output_section_element_input::set_section_addresses): Use layout
7026 parameter. Adjust code to use Output_section::Simple_input_section
7027 and Input_secction_info classes. Register filler for relaxation
7029 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7030 and section index pair with Output_section::Simple_input_section
7031 class. Adjust code accordingly.
7032 (Phdrs_element::release_segment): New method definition.
7033 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7035 (Script_sections::release_segments): New method definition.
7036 * gold/script-sections.h (Script_sections::release_segments): New
7038 * gold/target.h (Target::may_relax, Target::relax,
7039 Target::do_may_relax, Target::do_relax): New method definitions.
7041 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7043 * arm.cc (has_signed_unsigned_overflow): New function.
7044 (Arm_relocate_functions::abs8): New function.
7045 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7046 (Target_arm::Scan::global): Likewise.
7047 (Target_arm::relocate::relocate): Likewise.
7048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7051 2009-09-16 Cary Coutant <ccoutant@google.com>
7053 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7054 * testsuite/Makefile.in: Regenerate.
7056 2009-09-11 Nick Clifton <nickc@redhat.com>
7058 * po/gold.pot: Updated by the Translation project.
7060 2009-09-08 Cary Coutant <ccoutant@google.com>
7062 * output.cc (Output_file::open): Add execute permission to empty file.
7063 * testsuite/Makefile.am (permission_test): New test.
7064 * testsuite/Makefile.in: Regenerate.
7066 2009-09-02 Ian Lance Taylor <iant@google.com>
7068 * output.cc (Output_file::resize): Call map_no_anonymous rather
7071 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7073 * gold.cc: Include "incremental.h".
7074 (queue_initial_tasks): Call Incremental_checker methods.
7075 * incremental.cc: Include "output.h".
7076 (Incremental_checker::can_incrementally_link_output_file): New
7078 * incremental.h (Incremental_checker): New class.
7080 * output.cc (Output_file::open_for_modification): New method.
7081 (Output_file::map_anonymous): Changed return type to bool. Record
7083 (Output_file::map_no_anonymous): New method, broken out of map.
7084 (Output_file::map): Use map_no_anonymous and map_anonymous.
7085 * output.h (class Output_file): Update declarations.
7087 2009-08-24 Cary Coutant <ccoutant@google.com>
7089 * options.h (Command_line::Pre_options): New class.
7090 (Command_line::pre_options): New member.
7091 * options.cc (gold::options::ready_to_register): New variable.
7092 (One_option::register_option): Do nothing if not registering options.
7093 Assert if same short option registered twice.
7094 (General_options::General_options): Turn off option registration when
7096 (Command_line::Pre_options::Pre_options): New constructor.
7098 2009-08-24 Cary Coutant <ccoutant@google.com>
7100 * options.h (General_options::no_keep_memory): Remove incorrect
7103 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7105 * Makefile.am (am__skiplex, am__skipyacc): New.
7106 * Makefile.in: Regenerate.
7108 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7110 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7111 (INCLUDES): ... this.
7112 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7113 (AM_CPPFLAGS): Renamed from ...
7114 (INCLUDE): ... this.
7115 * Makefile.in, testsuite/Makefile.in: Regenerate.
7117 * Makefile.in: Regenerate.
7118 * aclocal.m4: Likewise.
7119 * config.in: Likewise.
7120 * configure: Likewise.
7121 * testsuite/Makefile.in: Likewise.
7123 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7124 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7125 * Makefile.in: Regenerate.
7126 * testsuite/Makefile.in: Regenerate.
7128 2009-08-19 Cary Coutant <ccoutant@google.com>
7130 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7131 symbols in shared libraries overridden by hidden or internal symbols
7132 in the main program.
7134 2009-08-19 Chris Demetriou <cgd@google.com>
7136 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7137 checking source file names in error messages.
7139 2009-08-18 Doug Kwan <dougkwan@google.com>
7141 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7142 an elcpp::Ehdr as parameter. Adjust call to set_target.
7143 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7144 an elfcpp::Ehdr as parameter.
7145 * object.cc (Object::set_target): Remove the version that looks up
7146 a target and sets it.
7147 (Sized_relobj::setup): Take a Target object instead of
7148 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7149 (make_elf_sized_object): Find target and ask target to
7151 * object.h: (Object::set_target): Remove the version that looks up
7152 a target and sets it.
7153 (Sized_relobj::setup): Take a Target object instead of
7154 an elfcpp:Ehdr as parameter.
7155 * target.cc: Include dynobj.h.
7156 (Target::do_make_elf_object_implementation): New.
7157 (Target::do_make_elf_object): New.
7158 * target.h (Target::make_elf_object): New template declaration.
7159 (Target::do_make_elf_object): New method declarations.
7160 (Target::do_make_elf_object_implementation): New template declaration.
7162 2009-08-14 Ian Lance Taylor <iant@google.com>
7164 * gold.h (FUNCTION_NAME): Define.
7165 (gold_unreachable): Use FUNCTION_NAME.
7167 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7169 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7170 symbol in the --keep-unique list is not found.
7172 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7174 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7175 been maked as --keep-unique.
7176 (Icf::unfold_section): New function.
7177 * icf.h (Icf::unfold_section): New function.
7178 * options.h (General_options::keep_unique): New option.
7179 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7180 * testsuite/Makefile.in: Regenerate.
7181 * testsuite/icf_keep_unique_test.sh: New file.
7182 * testsuite/icf_keep_unique_test.cc: New file.
7184 2009-08-12 Cary Coutant <ccoutant@google.com>
7187 * resolve.cc (Symbol_table::resolve): Check for references from
7188 dynamic objects to hidden and internal symbols.
7189 * testsuite/Makefile.am (hidden_test.sh): New test.
7190 * testsuite/Makefile.in: Regenerate.
7191 * testsuite/hidden_test.sh: New script.
7192 * testsuite/hidden_test_1.c: New test source.
7193 * testsuite/hidden_test_main.c: New test source.
7195 2009-08-11 Doug Kwan <dougkwan@google.com>
7197 * arm.cc: Update comments.
7198 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7199 segment to locate the .ARM.exidx section if present.
7201 2009-08-09 Doug Kwan <dougkwan@google.com>
7203 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7206 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7207 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7210 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7212 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7213 valid tls_segment only for non-debug-section relocations.
7214 * testsuite/Makefile.am: Add gc_tls_test.
7215 * testsuite/Makefile.in: Regenerate.
7216 * testsuite/gc_tls_test.cc: New file.
7217 * testsuite/gc_tls_test.sh: New file.
7219 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7223 * Makefile.am (CCFILES): Add icf.cc.
7225 * Makefile.in: Regenerate.
7226 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7227 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7228 section, symbol and addend information for the relocs.
7229 * gold.cc (queue_middle_tasks): Call identical code folding.
7230 * gold.h: Add defines for multimap.
7231 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7232 to the call of finalize_local_symbols.
7233 * main.cc (main): Create object of class Icf.
7234 * object.cc (Sized_relobj::do_layout): Allow this function to be
7235 called twice during icf.
7236 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7237 to sections marked as identical by icf.
7238 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7240 (Sized_relobj::do_section_entsize): New function.
7241 * object.h (Object::section_entsize): New function.
7242 (Object::do_section_entsize): New pure virtual function.
7243 (Relobj::finalize_local_symbols): Add new parameter.
7244 (Relobj::do_section_entsize): New function.
7245 * options.h (General_options::icf): New option.
7246 (General_options::icf_iterations): New option.
7247 (General_options::print_icf_sections): New option.
7248 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7249 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7250 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7252 * symtab.cc (Symbol_table::is_section_folded): New function.
7253 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7254 to sections marked as identical by icf.
7255 * symtab.h (Symbol_table::set_icf): New function.
7256 (Symbol_table::icf): New function.
7257 (Symbol_table::is_section_folded): New function.
7258 (Symbol_table::icf_): New data member.
7259 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7260 * testsuite/Makefile.am: Add commands to build icf_test.
7261 * testsuite/Makefile.in: Regenerate.
7262 * testsuite/icf_test.sh: New file.
7263 * testsuite/icf_test.cc: New file.
7265 2009-07-24 Chris Demetriou <cgd@google.com>
7267 * layout.cc (is_compressible_debug_section): Fix incorrect
7268 comment about compressed section names.
7270 2009-07-20 Ian Lance Taylor <ian@airs.com>
7273 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7275 2009-07-16 Ian Lance Taylor <iant@google.com>
7278 * layout.h: #include <map>.
7279 (class Kept_section): Change from struct to class. Add accessors
7280 and setters. Add section size to Comdat_group mapping. Change
7281 Comdat_group to std::map. Add is_comdat_ field. Add
7282 linkonce_size field in union.
7283 (class Layout): Update declaration of find_or_add_kept_section.
7284 Don't declare find_kept_object.
7285 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7286 parameter. Add object, shndx, is_comdat, and is_group_name
7287 parameters. Change all callers. Adjust for new Kept_section.
7288 (Layout::find_kept_object): Remove.
7289 * object.cc (Sized_relobj::include_section_group): Update use of
7290 Kept_section. Rename secnum to shndx. Only record
7291 Kept_comdat_section if sections are the same size.
7292 (Sized_relobj::include_linkonce_section): Update use of
7293 Kept_section. Only record Kept_comdat_section if sections are the
7294 same size. Set size of linkonce section.
7295 (Sized_relobj::map_to_kept_section): Update call to
7296 get_kept_comdat_section.
7297 * object.h (class Sized_relobj): Rename fields in
7298 Kept_comdat_section to drop trailing underscores; change object
7299 field to Relobj*. Change Kept_comdat_section_table to store
7300 struct rather than pointer.
7301 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7302 Add kept_object and kept_shndx parameters. Change all callers.
7303 (Sized_relobj::get_kept_comdat_section): Change return type to
7304 bool. Add kept_object and kept_shndx parameters. Change all
7306 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7307 Layout::find_or_add_kept_section.
7309 2009-07-09 Ian Lance Taylor <iant@google.com>
7311 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7312 Reserve space in the hash table.
7314 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7316 * fileread.cc (File_read::get_mtime): New method.
7317 * fileread.h (Timespec): New structure.
7318 (File_read::get_mtime): New method.
7319 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7320 Renamed from timestamp_nsec.
7321 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7323 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7325 (Incremental_inputs::report_archive): Save mtime; style fix.
7326 (Incremental_inputs::report_obejct): Save mtime; style fix.
7327 (Incremental_inputs::report_script): Save mtime; style fix.
7328 (Incremental_inputs::finalize_inputs): Style fix.
7329 (Incremental_inputs::finalize): Style fix.
7330 (Incremental_inputs::create_input_section_data): Store inputs
7332 * incremental.h (Incremental_inputs::report_script): Add mtime
7334 (Incremental_inputs::Input_info::Input_info): Intialize only one
7336 (Incremental_inputs::Input_info::archive): Move to nameless
7338 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7339 (Incremental_inputs::Input_info::script): Move to nameless union.
7340 (Incremental_inputs::mtime): New field.
7341 * script.cc (read_input_script): Pass file mtime to
7343 * script.h (Script_info::inputs): Style fix.
7345 2009-07-01 Ian Lance Taylor <ian@airs.com>
7347 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7350 2009-06-24 Ian Lance Taylor <iant@google.com>
7353 * layout.cc (Layout::choose_output_section): If we find an
7354 existing section, update the flags.
7355 (Layout::create_notes): New function, broken out of
7357 (Layout::finalize): Don't create note sections.
7358 (Layout::create_note): Don't crash if linker script discards
7360 (Layout::create_gold_note): Likewise.
7361 (Layout::create_build_id): Likewise. Don't set
7362 after_input_sections on the section.
7363 (Layout::create_executable_stack_info): Remove target parameter.
7365 * layout.h (class Layout): Declare create_notes. Update
7366 declaration of create_executable_stack_info.
7367 * gold.cc (queue_middle_tasks): Call create_notes.
7368 * output.cc (Output_section::update_flags_for_input_section): Move
7369 here from output.h. If SHF_ALLOC flag is newly set, mark address
7371 * output.h (Output_data::mark_address_invalid): New function.
7372 (class Output_section): Only declare, not define,
7373 update_flags_for_input_section. Remove set_flags.
7375 2009-06-24 Ian Lance Taylor <iant@google.com>
7377 * script-sections.cc (Output_section_definition::
7378 set_section_addresses): Rename shadowing local load_address to
7381 2009-06-24 Ian Lance Taylor <iant@google.com>
7384 * reloc.cc (relocate_sections): Skip empty relocation sections.
7386 2009-06-23 Ian Lance Taylor <iant@google.com>
7389 * layout.cc (Layout::create_note): Use choose_output_section
7390 rather than make_output_section.
7392 2009-06-23 Ian Lance Taylor <iant@google.com>
7395 * options.cc (General_options::parse_V): Set printed_version_.
7396 (General_options::General_options): Initialize printed_version_.
7397 * options.h (class General_options): Add printed_version_ field.
7398 * gold.cc (queue_initial_tasks): If there are no input files,
7399 don't give a fatal error if we printed the version information.
7400 (queue_middle_tasks): If using -r with a shared object, give a
7401 fatal error rather than an ordinary error.
7403 2009-06-23 Ian Lance Taylor <iant@google.com>
7406 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7407 (Layout::make_output_section): Set have_stabstr_section_ if we see
7408 a .stab*str section.
7409 (Layout::finalize): Call link_stabs_sections.
7410 (Layout::link_stabs_sections): New file.
7411 * layout.h (class Layout): Add have_stabstr_section_ field.
7412 Declare link_stabs_sections.
7414 2009-06-23 Doug Kwan <dougkwan@google.com>
7416 * Makefile.am (libgold_a_LIBADD): New.
7417 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7418 * Makefile.in: Regenerate.
7419 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7420 * configure: Regenerate.
7421 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7422 * fileread.cc: Include sys/state.h
7423 * gold.h: Declare memmem and strndup if found missing.
7424 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7426 2009-06-23 Ian Lance Taylor <iant@google.com>
7428 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7429 * configure: Rebuild.
7431 2009-06-23 Ian Lance Taylor <iant@google.com>
7434 * object.cc (Object::section_contents): Don't try to get a view if
7435 the section has length zero.
7436 (Object::handle_gnu_warning_section): If the section is empty, use
7437 the name of the section as the warning.
7439 2009-06-23 Ian Lance Taylor <iant@google.com>
7442 * stringpool.h (class Stringpool_template): Add optimize_ field.
7443 (Stringpool_template::set_optimize): New function.
7444 * stringpool.cc (Stringpool_template::Stringpool_template):
7445 Initialize optimize_ field.
7446 (Stringpool_template::set_string_offsets): Test local optimize
7447 fild rather than parameter.
7448 * layout.cc (Layout::Layout): Call set_optimize on the section
7451 2009-06-22 Ian Lance Taylor <iant@google.com>
7454 * yyscript.y: Parse TARGET.
7455 * script.cc (script_set_target): New function.
7456 * script-c.h (script_set_target): Declare.
7457 * options.cc (General_options::string_to_object_format): Rename
7458 from string_to_object_format in anonymous namespace. Change
7460 * options.h (class General_options): Declare
7461 string_to_object_format.
7463 2009-06-22 Ian Lance Taylor <iant@google.com>
7465 * script-sections.cc (Script_sections::create_segments): Don't put
7466 program headers in a PT_LOAD segment if -n or -N.
7468 2009-06-22 Ian Lance Taylor <iant@google.com>
7471 * options.h (class General_options): Add -z lazy and -z now. Sort
7472 -z options into alphabetical order.
7473 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7475 2009-06-21 Ian Lance Taylor <iant@google.com>
7477 * layout.cc (Layout::make_output_section): Call
7478 Target::new_output_section.
7479 (Layout::attach_allocated_section_to_segment): Put large section
7480 sections in a separate load segment with the large segment flag
7482 (Layout::segment_precedes): Sort large data segments after other
7484 (align_file_offset): New static function.
7485 (Layout::set_segment_offsets): Use align_file_offset.
7486 * output.h (class Output_section): Add is_small_section_ and
7487 is_large_section_ fields.
7488 (Output_section::is_small_section): New function.
7489 (Output_section::set_is_small_section): New function.
7490 (Output_section::is_large_section): New function.
7491 (Output_section::set_is_large_section): New function.
7492 (Output_section::is_large_data_section): New function.
7493 (class Output_segment): Add is_large_data_segment_ field.
7494 (Output_segment::is_large_data_segment): New function.
7495 (Output_segment::set_is_large_data_segment): New function.
7496 * output.cc (Output_section::Output_section): Initialize new
7498 (Output_segment::Output_segment): Likewise.
7499 (Output_segment::add_output_section): Add assertion that large
7500 data sections always go in large data segments. Force small data
7501 sections to the end of the list of data sections. Force small BSS
7502 sections to the start of the list of BSS sections. For large BSS
7503 sections to the end of the list of BSS sections.
7504 * symtab.h (class Symbol): Declare is_common_shndx.
7505 (Symbol::is_defined): Check Symbol::is_common_shndx.
7506 (Symbol::is_common): Likewise.
7507 (class Symbol_table): Define enum Commons_section_type. Update
7508 declarations. Add small_commons_ and large_commons_ fields.
7509 * symtab.cc (Symbol::is_common_shndx): New function.
7510 (Symbol_table::Symbol_table): Initialize new fields.
7511 (Symbol_table::add_from_object): Put small and large common
7512 symbols in the right list.
7513 (Symbol_table::sized_finalized_symbol): Check
7514 Symbol::is_common_shndx.
7515 (Symbol_table::sized_write_globals): Likewise.
7516 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7517 common symbol lists. Don't call do_allocate_commons_list if the
7519 (Symbol_table::do_allocate_commons_list): Remove is_tls
7520 parameter. Add comons_section_type parameter. Change all
7521 callers. Handle small and large common symbols.
7522 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7523 Symbol::is_common_shndx.
7524 * resolve.cc (symbol_to_bits): Likewise.
7525 * target.h (Target::small_common_shndx): New function.
7526 (Target::small_common_section_flags): New function.
7527 (Target::large_common_shndx): New function.
7528 (Target::large_common_section_flags): New function.
7529 (Target::new_output_section): New function.
7530 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7531 small_common_section_flags, and large_common_section_flags
7533 (Target::do_new_output_section): New virtual function.
7534 * arm.cc (Target_arm::arm_info): Initialize new fields.
7535 * i386.cc (Target_i386::i386_info): Likewise.
7536 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7538 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7539 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7540 (Target_x86_64::do_new_output_section): New function.
7541 * configure.ac: Define conditional MCMODEL_MEDIUM.
7542 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7543 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7544 (large_LDFLAGS): Define.
7545 * testsuite/large.c: New file.
7546 * testsuite/testfile.cc (Target_test::test_target_info):
7547 Initialize new fields.
7548 * configure, testsuite/Makefile.in: Rebuild.
7550 2009-06-05 Doug Kwan <dougkwan@google.com>
7552 * Makefile.am (CCFILES): Add target.cc.
7553 * Makefile.in: Regenerate.
7554 * i386.cc (class Target_i386): Define new virtual method to
7555 override do_is_local_label_name in parent.
7556 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7557 local symbols if --discard-locals or -X is given.
7558 * options.h (class General_options): Declare new options
7559 '--discard-locals' and '-X' for discarding locals.
7560 * target.h (class Target): Define new methods is_local_label_name.
7561 Declare new virtual method do_is_local_label_name.
7562 * target.cc: New file.
7563 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7564 (check_SCRIPTS): Add discard_locals_test.sh.
7565 (check_DATA): Add discard_local_tests.syms.
7566 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7567 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7568 * testsuite/Makefile.in: Regenerate.
7569 * testsuite/discard_locals_test.c: New file.
7570 * testsuite/discard_locals_test.sh: Same.
7572 2009-06-05 Doug Kwan <dougkwan@google.com>
7574 * object.cc (Sized_relobj::Sized_relobj): Initialize
7575 discarded_eh_frame_shndx_ to -1U.
7576 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7578 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7579 a discarded .eh_frame section.
7580 (Sized_relobj::do_finalize_local_symbols): Ditto.
7581 * object.h (class Sized_relobj): Declare new member
7582 discarded_eh_frame_shndx_.
7583 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7584 (local_labels_test.o, local_labels_test): New rules.
7585 * testsuite/Makefile.in: Regenerate.
7587 2009-06-04 Doug Kwan <dougkwan@google.com>
7589 * layout.cc (Layout::section_name_mapping): Add mapping for
7590 special ARM sections.
7592 2009-06-03 Doug Kwan <dougkwan@google.com>
7594 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7595 (utils::has_overflow): Same.
7597 2009-06-03 Ian Lance Taylor <iant@google.com>
7599 * layout.cc (Layout::section_name_mapping): New array, replacing
7600 Layout::linkonce_mapping.
7601 (Layout::section_name_mapping_count): New variable, replacing
7602 Layout::linkonce_mapping_count.
7603 (Layout::linkonce_output_name): Remove.
7604 (Layout::output_section_name): Rewrite.
7605 * layout.h (class Layout): Rename Linkonce_mapping to
7606 Section_name_mapping, linkonce_mapping to section_name_mapping,
7607 linkonce_mapping_count to section_name_mapping_count. Don't
7608 declare linkonce_output_name.
7610 2009-06-03 Doug Kwan <dougkwan@google.com>
7612 * gold/arm.cc (namespace utils): New.
7613 (Target_arm::reloc_is_non_pic): Define new method.
7614 (class Arm_relocate_functions): New.
7615 (Target_arm::Relocate::relocate): Handle relocation types used by
7618 2009-06-03 Ian Lance Taylor <iant@google.com>
7620 * arm.cc (Target_arm::scan::global): Use || instead of |.
7622 2009-06-02 Doug Kwan <dougkwan@google.com>
7624 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7625 issued_non_pic_error_.
7626 (class Target_arm::Scan): Declare new method check_non_pic.
7627 Define new method symbol_needs_plt_entry.
7628 Declare new data member issued_non_pic_error_.
7629 (class Target_arm::Relocate): Declare new method
7630 should_apply_static_reloc.
7631 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7632 (Target_arm::Scan::check_non_pic): Define new method.
7633 (Target_arm::Scan::local): Handle a small subset of reloc types used
7635 (Target_arm::Scan::local): Same.
7636 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7638 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7640 * incremental.cc (Incremental_inputs::report_command_line): Filter
7641 out --incremental-* options.
7643 2009-05-29 Doug Kwan <dougkwan@google.com>
7645 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7647 (class Target_arm): Update comment.
7648 (Target_arm::Target_arm): Initialize new data members GOT_,
7649 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7650 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7651 and Target_arm::rel_dyn_section.
7652 Declare new_enum Target_arm::Got_type.
7653 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7655 Update commments for member do_dynsym_value.
7656 (Target_arm::got_size, Target_arm::plt_section,
7657 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7658 new methods inside class defintion.
7659 (Target_arm::got_section): Define new method.
7660 (Target_arm::rel_dyn_section): Same.
7661 (Output_data_plt_arm): New template class.
7662 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7663 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7664 (Output_data_plt_arm::add_entry): Same.
7665 (Output_data_plt_arm::first_plt_entry): Define new
7666 static data member for PLT instruction template.
7667 (Output_data_plt_arm::plt_entry): Same.
7668 (Output_data_plt_arm::do_write): Define new method.
7669 (Target_arm::make_plt_entry): Same.
7670 (Target_arm::do_finalize_sections): Same.
7671 (Target_arm::do_dynsym_value): Same.
7673 2009-05-28 Doug Kwan <dougkwan@google.com>
7675 * Makefile.am (TARGETSOURCES): Add arm.cc.
7676 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7677 * Makefile.in: Regenerate.
7679 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7681 2009-05-26 Doug Kwan <dougkwan@google.com>
7683 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7684 (General_options::check_excluded_libs): Strip off directories in
7685 archive name before matching like GNU ld does.
7686 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7687 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7688 (exclude_libs_test_LDFLAGS): Add linker option
7689 -Wl,--exclude-libs,libexclude_libs_test_3
7690 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7691 an explicit archive without using -l.
7692 (alt/libexclude_libs_test_3.a): New make rule.
7693 * testsuite/Makefile.in: Regenerate.
7694 * testsuite/exclude_libs_test.c : Declare lib3_default().
7696 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7697 * exclude_libs_test_3.c: New file.
7699 2009-05-26 Nick Clifton <nickc@redhat.com>
7701 * po/id.po: New Indonesian translation.
7702 * po/gold.pot: Updated template file.
7704 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7706 * testsuite/Makefile.am: Add -ffunction-sections to compile
7707 gc_comdat_test files. Add -Wl,--gc-sections to build
7709 * testsuite/Makefile.in: Regenerate.
7710 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7712 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7714 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7715 kept comdat section was garbage collected.
7716 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7717 * testsuite/Makefile.in: Regenerate.
7718 * testsuite/gc_comdat_test.sh: New file.
7719 * testsuite/gc_comdat_test_1.cc: New file.
7720 * testsuite/gc_comdat_test_2.cc: New file.
7722 2009-05-19 Doug Kwan <dougkwan@google.com>
7724 * archive.cc (Archive::Archive): Move constructor from archive.h
7725 to here. Initialize no_export_.
7726 (Archive::get_elf_object_for_member): Set no_export flag of object.
7727 * archive.h (Archive::Archive): Move constructor body to
7729 (Archive::no_export): New method.
7730 (Archive::no_export_): New field.
7731 * object.h (Object::Object): Initialize no_export_ to false.
7732 (Object::no_export, Object::set_no_export): New methods.
7733 (Object::no_export_): New field.
7734 * options.cc (General_options::parse_exclude_libs): New method.
7735 (General_options::check_excluded_libs) Same.
7736 * options.h (exclude_libs): New option.
7737 (General_options::check_excluded_libs): New method declaration.
7738 (General_options::excluded_libs_): New field.
7739 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7740 default or protected visibility if an object has no-export flag set.
7741 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7742 (check_SCRIPTS): Add exclude_libs_test.sh.
7743 (check_DATA): Add exclude_libs_test.syms.
7744 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7745 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7746 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7747 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7748 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7749 libexclude_libs_test_2.a): New rules.
7750 * testsuite/Makefile.in: Regenerate.
7751 * testsuite/exclude_libs_test.c: New file.
7752 * testsuite/exclude_libs_test.sh: Ditto.
7753 * testsuite/exclude_libs_test_1.c: Ditto.
7754 * testsuite/exclude_libs_test_2.c: Ditto.
7756 2009-05-15 Ian Lance Taylor <iant@google.com>
7758 * configure.ac: Check for declarations for cases where libiberty.h
7759 checks HAVE_DECL_xxx.
7760 * configure, config.in: Rebuild.
7762 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7764 * gold.h (Incremental_argument_list): Remove (invalid) forward
7766 * incremental.cc (Incremental_inputs::report_achive): New method.
7767 (Incremental_inputs::report_object): New method.
7768 (Incremental_inputs::report_script): New method.
7769 (Incremental_inputs::finalize_inputs): New method.
7770 (Incremental_inputs::finalize): Call finalize_inputs().
7771 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7772 Create inputs entries.
7773 * incremental.h (Incremental_input_type): New enum.
7774 (Incremental_inputs::Incremental_input): Initialize new fields.
7775 (Incremental_inputs::report_inputs): New method.
7776 (Incremental_inputs::report_achive): New method.
7777 (Incremental_inputs::report_object): New method.
7778 (Incremental_inputs::report_script): New method.
7779 (Incremental_inputs::finalize_inputs): New method.
7780 (Incremental_inputs::Input_info): New struct.
7781 (Incremental_inputs::Input_info_map): New typedef.
7782 (Incremental_inputs::lock_): New field.
7783 (Incremental_inputs::Inputs_): New field.
7784 (Incremental_inputs::Inputs_map): New field.
7785 * main.cc (main): Call Incremental_input::report_inputs.
7786 * options.h (Input_argument_list): Typedef moved from
7788 (Input_file_group::Files): Remove, use ::Input_argument_list.
7789 (Input_file_group::Input_argument_list): Remove, use
7790 ::Input_argument_list.
7791 * plugin.cc (Plugin_manager::add_input_file): Add error in
7793 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7795 * script.cc (read_input_script): Call
7796 Incremental_input::report_script.
7797 * script.h (Script_info): New class.
7799 2009-04-27 Ian Lance Taylor <iant@google.com>
7801 * x86_64.cc (do_adjust_output_section): Set entsize to
7804 2009-04-23 Elliott Hughes <enh@google.com>
7806 * output.cc (Output_file::close): After short writes, continue
7807 writing from the correct offset in the buffer being written.
7809 2009-04-23 Chris Demetriou <cgd@google.com>
7811 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7812 * configure: Regenerate.
7813 * config.in: Regenerate.
7814 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7815 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7817 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7819 * incremental.cc (Incremental_inputs_header_data): Renamed from
7820 Incremental_input_header_data.
7821 (Incremental_inputs_header_data::data_size): New field.
7822 (Incremental_inputs_header_data::put_input_file_count): Renamed
7823 from input_file_count.
7824 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7825 from command_line_offset.
7826 (Incremental_inputs_header_data::put_reserved): Renamed from
7828 (Incremental_inputs_entry_data): Renamed from
7829 Incremental_input_entry_data.
7830 (Incremental_inputs_entry_data::data_size): New field.
7831 (Incremental_inputs::report_command_line): New method.
7832 (Incremental_inputs::finalize): New method.
7833 (Incremental_inputs::create_incremental_inputs_data): New method.
7834 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7835 * incremental.h: New file.
7836 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7837 (Layout::finalize): Create incremental inputs section in
7839 (Layout::create_incremental_info_sections): New method.
7840 * layout.h (Layout::incremental_inputs): New method.
7841 (Layout::create_incremental_info_sections): New method.
7842 (Layout::incremental_inputs_): New field.
7843 * main.cc (main): Notify Incremental_input of the command line.
7845 2009-04-01 Ian Lance Taylor <iant@google.com>
7846 Mikolaj Zalewski <mikolajz@google.com>
7848 * gold.h (reserve_unordered_map): Define, three versions, one for
7849 each version of Unordered_map.
7850 * layout.cc (Layout::Layout): Remove options parameter. Add
7851 number_of_input_files parameter. Don't initialize options_.
7852 Initialize number_of_input_files_ and resized_signatures_. Move
7853 sections_are_attached_.
7854 (Layout::layout_group): Reserve space for group_signatures_.
7855 (Layout::find_or_add_kept_section): Change name parameter to be a
7856 reference. Resize signatures_ map when it gets large enough.
7857 (Layout::layout_eh_frame): Use parameters->options() instead of
7859 (Layout::make_output_section): Likewise.
7860 (Layout::attach_allocated_section_to_segment): Likewise.
7861 (Layout::finalize, Layout::create_executable_stack): Likewise.
7862 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7863 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7864 * layout.h (class Layout): Update declarations. Remove options_
7865 field. Add number_of_input_files_ and resized_signatures_
7866 fields. Move sections_are_attached_ field.
7867 * main.cc (main): Pass number of input files to Layout
7868 constructor. Don't pass options.
7870 2009-03-30 Ian Lance Taylor <iant@google.com>
7872 * ffsll.c (ffsll): Correct implementation.
7874 2009-03-27 Ian Lance Taylor <iant@google.com>
7876 * ffsll.c: New file.
7877 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7878 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7879 * ftruncate.c (ftruncate): Declare before definition.
7880 * mremap.c (mremap): Likewise.
7881 * pread.c (pread): Likewise.
7882 * configure, Makefile.in, config.in: Rebuild.
7884 * mremap.c: New file.
7885 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7886 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7887 (mremap): Declare if HAVE_MREMAP is not defined.
7888 * configure, Makefile.in, config.in: Rebuild.
7890 2009-03-27 Cary Coutant <ccoutant@google.com>
7892 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7893 position independent.
7894 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7895 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7897 2009-03-24 Cary Coutant <ccoutant@google.com>
7899 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7901 (needs_dynamic_reloc): Likewise.
7903 2009-03-24 Ian Lance Taylor <iant@google.com>
7905 * yyscript.y (file_cmd): Recognize EXTERN.
7906 (extern_name_list, extern_name_list_body): New nonterminals.
7907 * script.cc (script_add_extern): Define.
7908 * script-c.h (script_add_extern): Declare.
7910 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7912 * object.cc (is_elf_object): Define.
7913 * object.h (is_elf_object): Declare.
7914 * archive.cc (Archive::get_elf_object_for_member): Call
7916 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7918 2009-03-24 Elliott Hughes <enh@google.com>
7920 * output.cc (Output_file::map_anonymous): Define.
7921 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7922 try an anonymous one. Report the size if the mmap fails.
7923 * output.h (class Output_file): Declare map_anonymous.
7925 2009-03-24 Ian Lance Taylor <iant@google.com>
7927 * target-select.cc (instantiate_target): Don't acquire the lock if
7928 the instantiated_target_ field has already been set.
7930 2009-03-23 Ian Lance Taylor <iant@google.com>
7932 * gold-threads.h (class Initialize_lock): Define.
7933 * gold-threads.cc (class Initialize_lock_once): Define.
7934 (initialize_lock_control): New static variable.
7935 (initialize_lock_pointer): New static variable.
7936 (initialize_lock_once): New static function.
7937 (Initialize_lock::Initialize_lock): Define.
7938 (Initialize_lock::initialize): Define.
7939 * target-select.h: Include "gold-threads.h".
7940 (class Target_selector): Add lock_ and initialize_lock_ fields.
7941 Don't define instantiate_target, just declare it.
7942 * target-select.cc (Target_selector::Target_selector): Initialize
7944 (Target_selector::instantiate_target): Define.
7945 * descriptors.h: Include "gold-threads.h".
7946 (class Descriptors): Add initialize_lock_ field.
7947 * descriptors.cc (Descriptors::Descriptors): Initialize new
7949 (Descriptors::open): Use initialize_lock_ field
7950 * errors.h (class Errors): Add initialize_lock_ field.
7951 * errors.cc (Errors::Errors): Initialize new field.
7952 (Errors::initialize_lock): Use initialize_lock_ field.
7953 * powerpc.cc (class Target_selector_powerpc): Remove
7954 instantiated_target_ field. In do_recognize call
7955 instantiate_target rather than do_instantiate_target. In
7956 do_instantiate_target just allocate a new target.
7957 * sparc.cc (class Target_selector_sparc): Likewise.
7959 * freebsd.h: New file.
7960 * i386.cc: Include "freebsd.h".
7961 (Target_i386): Derive from Target_freebsd rather than
7963 (Target_selector_i386): Derive from Target_selector_freebsd rather
7964 than Target_selector.
7965 * x86_64.cc: Include "freebsd.h".
7966 (Target_x86_64): Derive from Target_freebsd rather than
7968 (Target_selector_x86_64): Derive from Target_selector_freebsd
7969 rather than Target_selector.
7970 * target.h (class Target): Add adjust_elf_header and
7971 do_adjust_elf_header.
7972 * output.cc (Output_file_header:: do_sized_write): Call target
7973 adjust_elf_header routine.
7974 * configure.tgt: Set targ_osabi.
7975 * configure.ac: Define GOLD_DEFAULT_OSABI.
7976 * parameters.cc (Parameters::default_target): Pass
7977 GOLD_DEFAULT_OSABI to select_target.
7978 * target-select.h (class Target_selector): Make instantiate_target
7979 protected rather than private.
7980 * Makefile.am (HFILES): Add freebsd.h.
7981 * configure, Makefile.in, config.in: Rebuild.
7983 * merge.cc (do_add_input_section): Correct pend value. Change
7984 message about last entry not being null terminated from error to
7987 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7989 * incremental.cc: New file.
7990 * Makefile.am (CCFILES): Add incremental.cc.
7991 * Makefile.in: Rebuild.
7993 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7995 * layout.cc (Layout::output_section_name): Preserve names
7996 of '.note.' sections.
7998 2009-03-19 Ian Lance Taylor <iant@google.com>
8000 * descriptors.cc (Descriptors::open): Check that the options are
8001 valid before using them.
8003 2009-03-18 Ian Lance Taylor <iant@google.com>
8005 * script-sections.h: Include <list>.
8006 (class Script_sections): Change Sections_elements from std::vector
8007 to std::list. Typedef public Elements_iterator. Add
8008 orphan_section_placement_, data_segment_align_start_, and
8009 saw_data_segment_align_ fields. Remove data_segment_align_index_
8011 * script-sections.cc (class Orphan_section_placement): New class.
8012 (class Sections_element): Add virtual functions is_relro and
8013 orphan_section_init. Remove virtual function place_orphan_here.
8014 (class Output_section_definition): Add is_relro and
8015 orphan_section_init. Remove place_orphan_here.
8016 (class Orphan_output_section): Likewise.
8017 (Script_sections::Script_sections): Update for field changes.
8018 (Script_sections::data_segment_align): Set saw_data_segment_align_
8019 and data_segment_align_start_, not data_segment_align_index.
8020 (Script_sections::data_segment_relro_end): Check
8021 saw_data_segment_align_. Use data_segment_align_start_ rather
8022 than data_segment_align_index_.
8023 (Script_sections::place_orphan): Rewrite to use
8024 Orphan_section_placement.
8026 2009-03-17 Ian Lance Taylor <iant@google.com>
8028 * archive.cc (Archive::add_symbols): Check for a version attached
8029 to the symbol name in the archive map.
8030 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8031 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8032 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8033 (ver_test_11.a): New target.
8034 * testsuite/Makefile.in: Rebuild.
8036 * configure.ac: Check for chsize and posix_fallocate. Replace
8038 * ftruncate.c: New file, from gnulib.
8039 * output.cc (posix_fallocate): Define dummy version if not
8040 HAVE_POSIX_FALLOCATE.
8041 (Output_file::map): Call posix_fallocate rather than lseek and
8043 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8044 * configure, Makefile.in, config.in: Rebuild.
8046 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8048 * layout.h (Layout::create_note): Add section_name parameter.
8049 * layout.cc (Layout::create_note): Likewise.
8050 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8052 2009-03-17 Ian Lance Taylor <iant@google.com>
8054 * descriptors.cc: Include "options.h".
8055 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8056 (Descriptors::open): Always use O_CLOEXEC when opening a new
8057 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8058 then set FD_CLOEXEC.
8060 * sparc.cc (class Target_sparc): Add has_got_section.
8061 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8062 make sure we have a GOT section.
8064 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8065 (Target_sparc::Scan::local): Likewise.
8066 (Target_sparc::Scan::global): Likewise.
8067 (Target_sparc::Relocate::relocate): Likewise.
8068 (Target_sparc::Relocate::relocate_tls): Likewise.
8070 * symtab.cc (Symbol_table::define_default_version): New function,
8071 broken out of add_from_object.
8072 (Symbol_table::add_from_object): Call define_default_version.
8073 (Symbol_table::define_special_symbol): Add resolve_oldsym
8074 parameter. Change all callers. If the version for a symbol comes
8075 from a version script, resolve it with the symbol with the same
8076 name with no version. Also add the symbol without a version if
8078 (do_define_in_output_data): If resolving with oldsym, don't delete
8080 (do_define_in_output_segment): Likewise.
8081 (do_define_as_constant): Likewise.
8082 * symtab.h (class Symbol_table): Update declarations.
8084 2009-03-13 Ian Lance Taylor <iant@google.com>
8086 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8087 (Read_symbols::requeue): New function.
8088 (Read_symbols::do_read_symbols): If make_elf_object fails because
8089 the target type is not configured, and the file was searched for,
8090 issue a warning and retry with the next directory.
8091 (Add_symbols::run): If the file has an incompatible format, and
8092 it was searched for, requeue the Read_symbols task. On error,
8094 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8095 dirindex parameter to constructor. Change all callers. Declare
8096 incompatible_warning and requeue.
8097 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8098 input_argument_ and input_group_ fields. Add them to
8099 constructor. Change all callers.
8100 (class Read_script): Add dirindex_ field. Add it to constructor.
8102 * archive.cc (Archive::setup): Remove input_objects parameter.
8104 (Archive::get_file_and_offset): Likewise.
8105 (Archive::read_all_symbols): Likewise.
8106 (Archive::read_symbols): Likewise.
8107 (Archive::get_elf_object_for_member): Remove input_objects
8108 parameter. Add punconfigured parameter. Change all callers.
8109 (Archive::add_symbols): Change return type to bool. Check return
8110 value of include_member.
8111 (Archive::include_all_members): Likewise.
8112 (Archive::include_member): Change return type to bool. Return
8113 false if first included object has incompatible target. Set
8114 included_member_ field.
8115 (Add_archive_symbols::run): If add_symbols returns false, requeue
8117 * archive.h (class Archive): Add included_member_ field.
8118 Initialize it in constructor. Add input_file and searched_for
8119 methods. Update declarations.
8120 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8121 input_argument_ fields. Add them to constructor. Change all
8123 * script.cc: Include "target-select.h".
8124 (class Parser_closure): Add skip_on_incompatible_target_ and
8125 found_incompatible_target_ fields. Add
8126 skip_on_incompatible_target parameter to constructor. Change all
8127 callers. Add methods skip_on_incompatible_target,
8128 clear_skip_on_incompatible_target, found_incompatible_target, and
8129 set_found_incompatible_target.
8130 (read_input_script): Add dirindex parameter. Change all callers.
8131 If parser finds an incompatible target, requeue Read_symbols
8133 (script_set_symbol): Clear skip_on_incompatible_target in
8135 (script_add_assertion, script_parse_option): Likewise.
8136 (script_start_sections, script_add_phdr): Likewise.
8137 (script_check_output_format): New function.
8138 * script.h (read_input_script): Update declaration.
8139 * script-c.h (script_check_output_format): Declare.
8140 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8141 (ignore_cmd): Remove OUTPUT_FORMAT.
8142 * fileread.cc (Input_file::Input_file): Add explicit this.
8143 (Input_file::will_search_for): New function.
8144 (Input_file::open): Add pindex parameter. Change all callers.
8145 * fileread.h (class Input_file): Add input_file_argument method.
8146 Declare will_search_for. Update declarations.
8147 * object.cc (make_elf_object): Add punconfigured parameter.
8149 * object.h (class Object): Make input_file public. Add
8150 searched_for method.
8151 (make_elf_object): Update declaration.
8152 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8154 * dirsearch.h (class Dirsearch): Update declaration.
8155 * options.h (class General_options): Add --warn-search-mismatch.
8156 * parameters.cc (Parameters::is_compatible_target): New function.
8157 * parameters.h (class Parameters): Declare is_compatible_target.
8158 * workqueue.cc (Workqueue::add_blocker): New function.
8159 * workqueue.h (class Workqueue): Declare add_blocker.
8161 * fileread.cc (Input_file::open): Remove options parameter.
8163 (Input_file::open_binary): Likewise.
8164 * script.cc (read_input_script): Likewise.
8165 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8166 options parameter from constructor. Change all callers.
8167 (class Read_script): Likewise.
8168 * fileread.h (class Input_file): Update declarations.
8169 * script.h (read_input_script): Update declaration.
8171 2009-03-10 Nick Clifton <nickc@redhat.com>
8173 * po/es.po: New Spanish translation.
8175 2009-03-06 Cary Coutant <ccoutant@google.com>
8177 * options.cc (parse_short_option): Keep dash_z from registering itself.
8179 2009-03-03 Ian Lance Taylor <iant@google.com>
8182 * target-reloc.h (relocate_section): Pass output_section to
8184 * i386.cc (Target_i386::should_apply_static_reloc): Add
8185 output_section parameter. Change all callers.
8186 (Target_i386::Relocate::relocate): Add output_section parameter.
8187 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8188 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8189 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8190 * testsuite/two_file_shared.sh: New script.
8191 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8192 (check_DATA): Add two_file_shared.dbg.
8193 (two_file_shared.dbg): New target.
8194 * testsuite/Makefile.in: Rebuild.
8196 2009-03-01 Ian Lance Taylor <iant@google.com>
8198 * configure.ac: Check for byteswap.h.
8199 * configure: Rebuild.
8200 * config.in: Rebuild.
8202 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8204 * layout.cc (Layout::find_or_add_kept_section): New function.
8205 (Layout::add_comdat): Removed.
8206 * layout.h (struct Kept_section): Move out of class Layout.
8207 Remove trailing underscores from field names. Add group_sections
8208 field. Rename group_ field to is_group. Change all uses.
8209 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8210 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8211 comdat_groups_ field.
8212 (Sized_relobj::include_section_group): Use
8213 find_or_add_kept_section and Kept_section::group_sections.
8214 (Sized_relobj::include_linkonce_section): Likewise.
8215 * object.cc (class Sized_relobj): Don't define Comdat_group or
8216 Comdat_group_table. Remove find_comdat_group and
8217 add_comdat_group. Remove comdat_groups_ field.
8218 * plugin.cc (include_comdat_group): Use
8219 Layout::find_or_add_kept_section.
8221 2009-02-28 Ian Lance Taylor <iant@google.com>
8223 * README: --gc-sections and map files are now supported. Document
8224 some build requirements.
8227 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8228 relocatable link set the value of the section symbol to zero.
8229 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8230 relocatable link don't include the section address in the local
8233 2009-02-27 Ian Lance Taylor <iant@google.com>
8236 * options.h (class Search_directory): Add is_system_directory.
8237 (class General_options): Declare is_in_system_directory.
8238 * options.cc (get_relative_sysroot): Make static.
8239 (get_default_sysroot): Make static.
8240 (General_optoins::is_in_system_directory): New function.
8241 * fileread.cc (Input_file::is_in_system_directory): New function.
8242 * fileread.h (class Input_file): Declare is_in_system_directory.
8243 * object.h (class Object): Add is_in_system_directory.
8244 (class Input_objects): Remove system_library_directory_ field.
8245 * object.cc (Input_objects::add_object): Don't set
8246 system_library_directory_.
8247 (input_objects::found_in_system_library_directory): Remove.
8248 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8249 parameter. Change all callers.
8250 (Symbol_table::sized_write_globals): Likewise.
8251 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8252 Call Object::is_in_system_directory.
8253 * symtab.h (class Symbol_table): Update declarations.
8256 * descriptors.h (Open_descriptor): Add is_on_stack field.
8257 * descriptors.cc (Descriptors::open): If the descriptor is on the
8258 top of the stack, remove it. Initialize is_on_stack field.
8259 (Descriptors::release): Only add pod to stack if it is not on the
8261 (Descriptors::close_some_descriptor): Clear stack_next and
8265 * output.cc (Output_section::find_starting_output_address): Rename
8266 from starting_output_address; add PADDR parameter; change return
8268 * output.h (class Output_section): Declare
8269 find_starting_output_address instead of starting_output_address.
8270 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8271 section symbol for which we can't find a merge section.
8274 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8275 hidden or internal, force the symbol to be local.
8276 * resolve.cc (Symbol::override_visibility): Define.
8277 (Symbol::override_base): Use override_visibility.
8278 (Symbol_table::resolve): Likewise.
8279 (Symbol::override_base_with_special): Likewise.
8280 (Symbol_table::override_with_special): If the visibility is hidden
8281 or internal, force the symbol to be local.
8282 * symtab.h (class Symbol): Add set_visibility and
8283 override_visibility.
8284 * testsuite/ver_test_1.sh: New file.
8285 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8286 (check_DATA): Add ver_test_1.syms.
8287 (ver_test_1.syms): New target.
8288 * testsuite/Makefile.in: Rebuild.
8290 2009-02-25 Cary Coutant <ccoutant@google.com>
8292 * layout.cc (Layout::choose_output_section): Don't rename sections
8293 when using a linker script that has a SECTIONS clause.
8294 * Makefile.in: Regenerate.
8296 * testsuite/Makefile.am (script_test_5.sh): New test case.
8297 * testsuite/Makefile.in: Regenerate.
8298 * testsuite/script_test_5.cc: New file.
8299 * testsuite/script_test_5.sh: New file.
8300 * testsuite/script_test_5.t: New file.
8302 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8304 * archive.cc (Archive::include_member): Update calls to add_symbols.
8305 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8306 the Layout argument.
8307 * dynobj.h (do_add_symbols): Add the Layout argument.
8308 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8310 * object.h (Object::add_symbols): Add the Layout argument.
8311 (Object::do_add_symbols): Add the Layout argument.
8312 (Sized_relobj::do_add_symbols): Add the Layout argument.
8313 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8314 Unify the two versions.
8315 (Add_plugin_symbols): Remove.
8316 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8317 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8318 (Add_plugin_symbols): Remove.
8319 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8320 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8321 (Add_symbols::run): Make it work with Pulginobj.
8323 2009-02-06 Ian Lance Taylor <iant@google.com>
8325 * object.cc (Sized_relobj::do_layout): Make info message start
8326 with lower case letter.
8328 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8330 * binary.cc: Fix file comment.
8332 * options.h (enum Incremental_disposition): Define.
8333 (class General_options): Add new options: --incremental,
8334 --incremental_changed, --incremental_unchanged,
8335 --incremental_unknown. Add incremental_disposition_ and
8336 implicit_incremental_ fields.
8337 (General_options::incremental_disposition): New function.
8338 (class Position_dependent_options): Add incremental_disposition
8340 (Position_dependent_options::copy_from_options): Set incremental
8342 * options.cc (General_options::parse_incremental_changed): New
8344 (General_options::parse_incremental_unchanged): New function.
8345 (General_options::parse_incremental_unknown): New function.
8346 (General_options::General_options): Initialize new fields
8347 incremental_disposition_ and implicit_incremental_.
8348 (General_options::finalize): Check for uasge of --incremental-*
8349 without --incremental.
8351 2009-02-06 Chris Demetriou <cgd@google.com>
8353 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8354 pointer and to report location as the file name associated with
8356 (gold_undefined_symbol_at_location): New function to replace the
8357 old gold_undefined_symbol functionality.
8358 * target-reloc.h (relocate_section): Update to use
8359 gold_undefined_symbol_at_location.
8360 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8361 Call gold_undefined_symbol function rather than gold_error.
8362 * errors.h (Errors::undefined_symbol): Take location as a
8363 string, rather than calculating it from a relocation.
8364 * errors.cc (Errors::fatal): Print "fatal error:" before the
8366 (Errors::error, Errors::error_at_location): Print "error: "
8367 before the formatted message.
8368 (Errors::undefined_symbol): Take location as a string, rather
8369 than calculating it from a relocation.
8370 (gold_undefined_symbol_at_location): New function akin to
8371 old gold_undefined_symbol, calculates location from relocation.
8372 (gold_undefined_symbol): Change to take only a Symbol pointer
8373 and to report location as the file name associated with the symbol.
8374 * testsuite/debug_msg.sh: Update for changed error messages.
8375 * testsuite/undef_symbol.sh: Likewise.
8377 2009-02-04 Duncan Sands <baldrick@free.fr>
8380 * reduced_debug_output.h
8381 (Output_reduced_debug_abbrev_section::failed): Use format for
8383 (Output_reduced_debug_info_section::faild): Likewise.
8385 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8387 * script.cc (Lazy_demangler): New class.
8388 (Version_script_info::get_symbol_version_helper): Demangle a
8391 2009-01-29 Cary Coutant <ccoutant@google.com>
8393 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8395 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8397 2009-01-28 Ian Lance Taylor <iant@google.com>
8399 * version.cc (version_string): Bump to 1.9.
8401 * gold.h: Include <cstring> and <stdint.h>.
8402 * version.cc: Include <cstdio>.
8403 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8405 * reduced_debug_output.cc (insert_into_vector): Rename from
8406 Insert_into_vector; change all callers. Use Swap_unaligned to
8407 avoid aliasing issue; remove union since it is unnecessary.
8409 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8411 * Makefile.am (CCFILES): Add gc.cc.
8413 * Makefile.in: Regenerate.
8414 * gold.cc (Gc_runner): New class.
8415 (queue_initial_tasks): Call garbage collection related tasks
8416 when corresponding options are invoked.
8417 (queue_middle_gc_tasks): New function.
8418 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8419 processed early before laying out sections during garbage collection.
8420 * gold.h (queue_middle_gc_tasks): New function.
8421 (is_prefix_of): Move from "layout.cc".
8422 * i386.cc (Target_i386::gc_process_relocs): New function.
8423 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8424 * main.cc (main): Create object of class "Garbage_collection".
8425 * object.cc (Relobj::copy_symbols_data): New function.
8426 (Relobj::is_section_name_included): New function.
8427 (Sized_relobj::do_layout): Allow this function to be called twice
8428 during garbage collection and defer layout of section during the
8430 * object.h (Relobj::get_symbols_data): New function.
8431 (Relobj::is_section_name_included): New function.
8432 (Relobj::copy_symbols_data): New function.
8433 (Relobj::set_symbols_data): New function.
8434 (Relobj::get_relocs_data): New function.
8435 (Relobj::set_relocs_data): New function.
8436 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8437 (Relobj::gc_process_relocs): New function.
8438 (Relobj::do_gc_process_relocs): New pure virtual function.
8439 (Relobj::sd_): New data member.
8440 (Sized_relobj::is_output_section_offset_invalid): New function.
8441 (Sized_relobj::do_gc_process_relocs): New function.
8442 * options.h (General_options::gc_sections): Modify to not be a no-op.
8443 (General_options::print_gc_sections): New option.
8444 * plugin.cc (Plugin_finish::run): Remove function call to
8445 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8446 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8447 * reloc.cc (Read_relocs::run): Add task to process relocs and
8448 determine unreferenced sections when doing garbage collection.
8449 (Gc_process_relocs): New class.
8450 (Sized_relobj::do_gc_process_relocs): New function.
8451 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8452 sections that are garbage collected.
8453 * reloc.h (Gc_process_relocs): New class.
8454 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8455 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8456 symbols whose corresponding sections are garbage collected.
8457 (Symbol_table::Symbol_table): Add new parameter for the garbage
8459 (Symbol_table::gc_mark_undef_symbols): New function.
8460 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8461 (Symbol_table::gc_mark_dyn_syms): New function.
8462 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8464 (Symbol_table::add_from_object): Likewise.
8465 (Symbol_table::add_from_relobj): When building shared objects, do not
8466 treat externally visible symbols as garbage.
8467 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8468 table information for static and relocatable links.
8469 * symtab.h (Symbol_table::set_gc): New function.
8470 (Symbol_table::gc): New function.
8471 (Symbol_table::gc_mark_undef_symbols): New function.
8472 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8473 (Symbol_table::gc_mark_dyn_syms): New function.
8474 (Symbol_table::gc_): New data member.
8475 * target.h (Sized_target::gc_process_relocs): New pure virtual
8477 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8478 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8480 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8482 * options.h (General_options::gc_sections): Define as a no-op for now.
8483 (General_options::no_keep_memory): Ditto.
8484 (General_options::Bshareable): Define.
8485 * options.cc (General_options::finalize): Honor -Bshareable.
8487 2009-01-20 Andreas Schwab <schwab@suse.de>
8489 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8490 read the value in the contents, since we don't use it. Use the
8491 template endianness when writing.
8492 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8494 2009-01-19 Andreas Schwab <schwab@suse.de>
8496 * configure.tgt (powerpc64-*): Fix targ_obj.
8498 2009-01-15 Ian Lance Taylor <iant@google.com>
8500 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8501 local symbols when stripping all symbols.
8503 2009-01-14 Cary Coutant <ccoutant@google.com>
8505 * output.cc (Output_reloc): Add explicit instantiations.
8507 2009-01-14 Cary Coutant <ccoutant@google.com>
8509 * archive.cc (Archive::get_elf_object_for_member): Remove call
8510 to File_read::claim_for_plugin.
8511 * descriptors.cc (Descriptors::open): Remove reference to
8513 (Descriptors::claim_for_plugin): Remove.
8514 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8515 (Descriptors::is_claimed): Remove.
8516 (claim_descriptor_for_plugin): Remove.
8517 * fileread.cc (File_read::claim_for_plugin): Remove.
8518 * fileread.h (File_read::claim_for_plugin): Remove.
8519 (File_read::descriptor): Reopen descriptor if necessary.
8520 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8521 (Plugin_manager::all_symbols_read): Add task parameter. Change
8523 (Plugin_manager::get_input_file): New function.
8524 (Plugin_manager::release_input_file): New function.
8525 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8526 corresponding data member.
8527 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8528 and pass to base constructor. Change all callers.
8529 (get_input_file, release_input_file): New functions.
8530 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8531 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8532 (Plugin_manager::all_symbols_read): Add task parameter.
8533 (Plugin_manager::get_input_file): New function.
8534 (Plugin_manager::release_input_file): New function.
8535 (Plugin_manager::task_): New data member.
8536 (Pluginobj::Pluginobj): Add filesize parameter.
8537 (Pluginobj::filename): New function.
8538 (Pluginobj::descriptor): New function.
8539 (Pluginobj::filesize): New function.
8540 (Pluginobj::filesize_): New data member.
8541 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8542 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8543 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8545 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8546 with archive libraries.
8547 * testsuite/Makefile.in: Regenerate.
8548 * testsuite/plugin_test.c (struct sym_info): New type.
8549 (get_input_file, release_input_file): New static variables.
8550 (onload): Capture new transfer vector entries.
8551 (claim_file_hook): Stop reading at end of file according to filesize.
8552 Factor out parsing of readelf output into separate function.
8553 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8554 APIs and get the source file name from the symbol table. Convert
8555 source file name to corresponding object file name. Print info
8556 message when adding new input files.
8557 (parse_readelf_line): New function.
8558 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8559 * testsuite/plugin_test_2.sh: Likewise.
8560 * testsuite/plugin_test_3.sh: Likewise.
8561 * testsuite/plugin_test_4.sh: New test case.
8563 2009-01-07 Ian Lance Taylor <iant@google.com>
8565 * version.cc (version_string): Bump to 1.8.
8567 2008-12-23 Cary Coutant <ccoutant@google.com>
8569 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8570 * plugin.cc (Plugin_manager::finish): Rename as
8571 layout_deferred_objects. Move cleanup to separate function.
8572 (Plugin_manager::cleanup): New function.
8573 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8575 * plugin.h (Plugin_manager::finish): Rename as
8576 layout_deferred_objects.
8577 (Plugin_manager::cleanup): New function.
8578 (Plugin_manager::cleanup_done): New field.
8580 2008-12-23 Cary Coutant <ccoutant@google.com>
8582 * plugin.cc (is_visible_from_outside): New function.
8583 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8584 so we don't return "IR only" status for exported symbols or -r links.
8586 * testsuite/Makefile.am (plugin_test_3): New test case.
8587 * testsuite/Makefile.in: Regenerate.
8588 * testsuite/plugin_test_3.sh: New file.
8590 2008-12-22 Cary Coutant <ccoutant@google.com>
8592 * object.cc (Sized_relobj::layout_section): New function.
8593 (Sized_relobj::do_layout): Defer layout of input sections until after
8594 plugin has provided replacement files.
8595 (Sized_relobj::do_layout_deferred_sections): New function.
8596 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8597 (Relobj::layout_deferred_sections): New function.
8598 (Relobj::do_layout_deferred_sections): New function.
8599 (Sized_relobj::do_layout_deferred_sections): New function.
8600 (Sized_relobj::layout_section): New function.
8601 (Sized_relobj::Deferred_layout): New structure.
8602 (Sized_relobj::deferred_layout_): New field.
8603 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8604 Change all callers. Layout deferred sections.
8605 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8607 (Plugin_hook::run): Move code from do_plugin_hook inline.
8608 (Plugin_hook::do_plugin_hook): Remove.
8609 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8610 (Plugin_manager::finish): Renamed, was cleanup.
8611 (Plugin_manager::should_defer_layout): New function.
8612 (Plugin_manager::add_deferred_layout_object): New function.
8613 (Plugin_manager::Deferred_layout_list): New type.
8614 (Plugin_manager::deferred_layout_objects_): New field.
8615 (Plugin_hook::do_plugin_hook): Remove.
8617 2008-12-17 Ian Lance Taylor <iant@google.com>
8619 * options.h (class General_options): Add --no case for
8622 2008-12-16 Cary Coutant <ccoutant@google.com>
8624 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8626 (Plugin_manager::claim_file): Create plugin object even if
8627 plugin did not call the add_symbols callback.
8628 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8629 asking for more symbols than were added.
8630 * testsuite/Makefile.am (plugin_test_1): Add test case with
8632 (empty.syms): New target.
8633 * testsuite/Makefile.in: Regenerate.
8634 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8635 message. Don't call add_symbols if no globals.
8636 (all_symbols_read_hook): Don't provide replacement for empty
8639 2008-12-12 Ian Lance Taylor <iant@google.com>
8641 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8642 r_type == 0 for a local symbol with r_sym == 0.
8643 (scan_relocatable_relocs): Pass r_sym to
8644 local_non_section_strategy.
8645 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8648 * configure.ac: Update test for TLS descriptors: they are
8649 supported as of glibc 2.9.
8650 * configure: Rebuild.
8652 2008-12-11 Ian Lance Taylor <iant@google.com>
8655 * target-reloc.h (Default_scan_relocatable_relocs): For each
8656 function, map r_type == 0 to RELOC_DISCARD.
8658 2008-12-10 Cary Coutant <ccoutant@google.com>
8660 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8661 object to override a kept COMDAT group from a plugin object.
8663 2008-12-09 Ian Lance Taylor <iant@google.com>
8666 * yyscript.y (file_cmd): Handle INPUT.
8668 * testsuite/initpri1.c: Change all declarations to be full
8669 prototypes by adding void, to avoid compiler warnings.
8671 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8673 * options.cc (General_options::parse_plugin_opt): New.
8674 (General_options::add_plugin): The argument now is just the filename.
8675 (General_options::add_plugin_option): New.
8676 * options.h (plugin_opt): New.
8677 (add_plugin): Change argument name.
8678 (add_plugin_option): New.
8679 * plugin.cc (Plugin::load): Don't parse the plugin option.
8680 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8681 (Plugin::add_option): New.
8682 (Plugin::args_): Change type.
8683 (Plugin::filename_): New.
8684 (Plugin_manager::add_plugin_option): New.
8685 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8686 * testsuite/Makefile.in: Regenerate.
8688 2008-12-05 Cary Coutant <ccoutant@google.com>
8690 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8691 Handle --strip-lto-sections option.
8692 * options.h (strip_lto_sections): New option.
8694 2008-12-01 Cary Coutant <ccoutant@google.com>
8696 * plugin.cc (ld_plugin_message): Change format parameter to const.
8697 Fix mismatch between new[] and delete.
8699 2008-11-14 Cary Coutant <ccoutant@google.com>
8701 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8704 2008-11-05 Craig Silverstein <csilvers@google.com>
8706 * options.cc (General_options::parse_dynamic_list): New function.
8707 * options.h (General_options): New flags dynamic_list,
8708 dynamic_list_data, dynamic_list_cpp_new, and
8709 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8710 (General_options::in_dynamic_list): New function.
8711 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8712 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8713 (Lex::can_continue_name): Likewise.
8715 (read_script_file): New parameter script_options.
8716 (read_dynamic_list): New function.
8717 (Script_options::define_dynamic_list): New function.
8718 (dynamic_list_keyword_parsecodes): New variable.
8719 (dynamic_list_keywords): New variable.
8720 * script.h (Script_options::define_dynamic_list): New function
8722 (read_dynamic_list): New function prototype.
8723 * symtab.cc (strprefix): New macro.
8724 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8725 dynamic_list_data, dynamic_list_cpp_new, and
8726 dynamic_list_cpp_typeinfo.
8727 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8728 (dynamic_list_expr): New rule.
8729 (dynamic_list_nodes): Likewise.
8730 (dynamic_list_node): Likewise.
8731 * testsuite/Makefile.am (dynamic_list): New test.
8732 * testsuite/Makefile.in: Regenerated.
8733 * testsuite/dynamic_list.t: New file.
8734 * testsuite/dynamic_list.sh: New file.
8736 2008-11-05 Craig Silverstein <csilvers@google.com>
8738 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8739 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8740 (t11_last): Likewise.
8741 * testsuite/ver_test_6.c (main): Likewise.
8743 2008-10-07 Cary Coutant <ccoutant@google.com>
8745 * options.c (General_options::finalize): Add check for -static and
8747 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8750 2008-10-02 Cary Coutant <ccoutant@google.com>
8752 * plugin.cc (make_sized_plugin_object): Fix conditional
8753 compilation to work when not all targets are enabled.
8755 2008-09-29 Cary Coutant <ccoutant@google.com>
8757 * archive.cc (Archive::get_file_and_offset): Use filename instead
8758 of name to get library path.
8759 (Archive::include_member): Unlock external member of a thin archive.
8761 * testsuite/Makefile.am (TEST_AR): New variable.
8762 (thin_archive_test_1): New test.
8763 (thin_archive_test_2): New test.
8764 * testsuite/Makefile.in: Regenerate.
8765 * testsuite/thin_archive_main.cc: New file.
8766 * testsuite/thin_archive_test_1.cc: New file.
8767 * testsuite/thin_archive_test_2.cc: New file.
8768 * testsuite/thin_archive_test_3.cc: New file.
8769 * testsuite/thin_archive_test_4.cc: New file.
8771 2008-09-29 Cary Coutant <ccoutant@google.com>
8773 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8774 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8776 (Sized_relobj::do_finalize_local_symbols): Likewise.
8777 (Sized_relobj::map_to_kept_section): Likewise.
8778 * object.h (Sized_relobj::invalid_address): New constant.
8779 (Sized_relobj::do_output_section_offset): Check for invalid_address
8781 * output.cc (Output_reloc::local_section_offset): Use constant
8782 invalid_address instead of -1U.
8783 (Output_reloc::get_address): Likewise.
8784 (Output_section::output_address): Change -1U to -1ULL.
8785 * output.h (Output_reloc::invalid_address): New constant.
8786 * reloc.cc (Sized_relobj::write_sections): Use constant
8787 invalid_address instead of -1U.
8788 (Sized_relobj::relocate_sections): Likewise.
8789 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8790 values for merge sections.
8791 * target-reloc.h (relocate_for_relocatable): Use constant
8792 invalid_address instead of -1U.
8794 2008-09-19 Cary Coutant <ccoutant@google.com>
8796 Add plugin functionality for link-time optimization (LTO).
8797 * configure.ac (plugins): Add --enable-plugins option.
8798 * configure: Regenerate.
8799 * config.in: Regenerate.
8800 * Makefile.am (LIBDL): New variable.
8801 (CCFILES): Add plugin.cc.
8802 (HFILES): Add plugin.h.
8803 (ldadd_var): Add LIBDL.
8804 * Makefile.in: Regenerate.
8806 * archive.cc: Include "plugin.h".
8807 (Archive::setup): Don't preread archive symbols when using a plugin.
8808 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8809 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8811 (Archive::include_member): Add symbols from plugin objects.
8812 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8813 * descriptors.cc (Descriptors::open): Check for file descriptors
8814 abandoned by plugins.
8815 (Descriptors::claim_for_plugin): New function.
8816 * descriptors.h (Descriptors::claim_for_plugin): New function.
8817 (Open_descriptor::is_claimed): New field.
8818 (claim_descriptor_for_plugin): New function.
8819 * fileread.cc (File_read::claim_for_plugin): New function.
8820 * fileread.h (File_read::claim_for_plugin): New function.
8821 (File_read::descriptor): New function.
8822 * gold.cc: Include "plugin.h".
8823 (queue_initial_tasks): Add task to call plugin hooks for generating
8825 * main.cc: Include "plugin.h".
8826 (main): Load plugin libraries.
8827 * object.h (Pluginobj): Declare.
8828 (Object::pluginobj): New function.
8829 (Object::do_pluginobj): New function.
8830 (Object::set_target): New function.
8831 * options.cc: Include "plugin.h".
8832 (General_options::parse_plugin): New function.
8833 (General_options::General_options): Initialize plugins_ field.
8834 (General_options::add_plugin): New function.
8835 * options.h (Plugin_manager): Declare.
8836 (General_options): Add --plugin option.
8837 (General_options::has_plugins): New function.
8838 (General_options::plugins): New function.
8839 (General_options::add_plugin): New function.
8840 (General_options::plugins_): New field.
8841 * plugin.cc: New file.
8842 * plugin.h: New file.
8843 * readsyms.cc: Include "plugin.h".
8844 (Read_symbols::do_read_symbols): Check for archive before checking
8845 for ELF file. Call plugin hooks to claim files.
8846 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8847 from a real object file; force override when processing replacement
8849 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8850 (Symbol::init_base_object): Likewise.
8851 (Symbol::init_base_output_data): Likewise.
8852 (Symbol::init_base_output_segment): Likewise.
8853 (Symbol::init_base_constant): Likewise.
8854 (Symbol::init_base_undefined): Likewise.
8855 (Symbol::output_section): Assert that object is not a plugin.
8856 (Symbol_table::add_from_pluginobj): New function.
8857 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8859 (Symbol_table::sized_write_globals): Likewise.
8860 (Symbol_table::add_from_pluginobj): Instantiate template.
8861 * symtab.h (Sized_pluginobj): Declare.
8862 (Symbol::in_real_elf): New function.
8863 (Symbol::set_in_real_elf): New function.
8864 (Symbol::in_real_elf_): New field.
8865 (Symbol_table::add_from_pluginobj): New function.
8867 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8868 (LIBDL): New variable.
8870 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8871 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8872 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8873 (MOSTLYCLEANFILES): Likewise.
8874 * testsuite/Makefile.in: Regenerate.
8875 * testsuite/plugin_test.c: New file.
8876 * testsuite/plugin_test_1.sh: New file.
8877 * testsuite/plugin_test_2.sh: New file.
8879 2008-09-16 Ian Lance Taylor <iant@google.com>
8881 * target-reloc.h (relocate_section): Check whether a symbol is
8882 defined by the ABI before reporting an undefined symbol error.
8883 * target.h (Target::is_defined_by_abi): Make parameter const.
8884 (Target::do_is_defined_by_abi): Likewise.
8885 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8886 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8887 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8888 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8889 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8890 * testsuite/Makefile.in: Rebuild.
8892 * fileread.cc (make_view): Add casts to avoid warning.
8894 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8896 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8897 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8899 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8901 * options.h (General_options::output_is_executable): New.
8902 (General_options::output_is_pie): New.
8903 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8904 for shared libraries.
8905 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8907 2008-09-11 Chris Demetriou <cgd@google.com>
8909 * options.h (origin): New -z option.
8910 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8911 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8914 2008-09-05 Cary Coutant <ccoutant@google.com>
8916 * fileread.cc (File_read::make_view): Add check for attempt to map
8919 2008-09-05 Cary Coutant <ccoutant@google.com>
8921 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8922 explicit instantiations.
8924 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8927 * options.cc (General_options::finalize): Allow undefined symbols
8928 in shlibs if linking -shared.
8931 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8932 symbols as not needing a dynsym entry.
8934 2008-08-20 Craig Silverstein <csilvers@google.com>
8936 * fileread.cc (File_read::open): Do not lock the file unless it
8937 was successfully opened.
8939 2008-08-14 Cary Coutant <ccoutant@google.com>
8941 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8942 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8943 * testsuite/tls_test.cc (struct int128): 128-bit struct
8944 for testing TLS relocs with non-zero addend.
8945 (v12): New TLS variable.
8947 (t_last): Add check for v12.
8948 * testsuite/tls_test.h (t12): New function.
8949 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8951 2008-08-13 Ian Lance Taylor <iant@google.com>
8953 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8954 set tls_segment_ or relro_segment_.
8955 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8957 * output.h (Output_section::clear_is_relro): New function.
8958 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8959 sections specially even when output_data_ is empty.
8960 (Output_segment::maximum_alignment): When first section is relro,
8961 only force alignment for PT_LOAD segments.
8962 * script.cc (script_data_segment_align): New function.
8963 (script_data_segment_relro_end): New function.
8964 * script-c.h (script_data_segment_align): Declare.
8965 (script_data_segment_relro_end): Declare.
8966 * script-sections.h (class Script_sections): Declare
8967 data_segment_align and data_segment_relro_end. Add fields
8968 segment_align_index_ and saw_relro_end_.
8969 * script-sections.cc (class Sections_element): Add set_is_relro
8970 virtual function. Add new bool* parameter to place_orphan_here.
8971 Add get_output_section virtual function.
8972 (class Output_section_definition): Add set_is_relro. Add new
8973 bool* parameter to place_orphan_here. Add get_output_section.
8974 Add is_relro_ field.
8975 (Output_section_definition::Output_section_definition): Initialize
8976 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8977 and is_relro_ fields.
8978 (Output_section_definition::place_orphan_here): Add is_relro
8980 (Output_section_definition::set_section_addresses): Set relro for
8982 (Output_section_definition::alternate_constraint): Likewise.
8983 (class Orphan_output_section): Add new bool* parameter to
8984 place_orphan_here. Add get_output_section.
8985 (Orphan_output_section::place_orphan_here): Add is_relro
8987 (Script_sections::Script_sections): Initialize
8988 data_segment_align_index_ and saw_relro_end_.
8989 (Script_sections::data_segment_align): New function.
8990 (Script_sections::data_segment_relro_end): New function.
8991 (Script_sections::place_orphan): Set or clear is_relro.
8992 (Script_sections::set_section_addresses): Force alignment of first
8994 * yyscript.y (exp): Call script_data_segment_align and
8995 script_data_segment_relro_end.
8996 * testsuite/relro_script_test.t: New file.
8997 * testsuite/relro_test.cc (using_script): Declare.
8998 (t1, t2): Test using_script.
8999 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9000 (relro_script_test_SOURCES): Define.
9001 (relro_script_test_DEPENDENCIES): Define.
9002 (relro_script_test_LDFLAGS): Define.
9003 (relro_script_test_LDADD): Define.
9004 (relro_script_test.so): New target.
9005 * testsuite/Makefile.in: Rebuild.
9007 2008-08-06 Cary Coutant <ccoutant@google.com>
9009 * archive.cc (Archive::total_archives, Archive::total_members)
9010 (Archive::total_members_loaded): New variables.
9011 (Archive::setup): Add parameter. Add option to preread
9013 (Archive::read_armap): Add counter.
9014 (Archive::get_file_and_offset): New function.
9015 (Archive::get_elf_object_for_member): New function.
9016 (Archive::read_all_symbols): New function.
9017 (Archive::read_symbols): New function.
9018 (Archive::add_symbols): Add counters.
9019 (Archive::include_all_members): Use armap to find members if it's
9021 (Archive::include_member): Skip reading symbols if already read.
9022 Factored code into Archive::get_file_and_offset and
9023 Archive::get_elf_object_for_member. Changed call to
9024 Mapfile::report_include_archive_member.
9025 (Archive::print_stats): New function.
9026 * archive.h: Declare Object and Read_symbols_data classes.
9027 (Archive::Archive): Add initializers for new members.
9028 (Archive::setup): Add parameter.
9029 (Archive::print_stats): New function.
9030 (Archive::total_archives, Archive::total_members)
9031 (Archive::total_members_loaded): New variables.
9032 (Archive::get_file_and_offset): New function.
9033 (Archive::get_elf_object_for_member): New function.
9034 (Archive::read_all_symbols): New function.
9035 (Archive::read_symbols): New function.
9036 (Archive::Archive_member): New class.
9037 (Archive::members_): New member.
9038 (Archive::num_members_): New member.
9039 * main.cc: Include archive.h.
9040 (main): Call Archive::print_stats.
9041 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9042 archive parameter; member_name is now the fully-decorated name.
9043 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9044 * options.h: (General_options): Add --preread-archive-symbols option.
9045 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9048 2008-08-04 Ian Lance Taylor <iant@google.com>
9050 * symtab.h (Symbol::use_plt_offset): New function.
9051 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9052 * powerpc.cc (Relocate::relocate): Likewise.
9053 * sparc.cc (Relocate::relocate): Likewise.
9054 * x86_64.cc (Relocate::relocate): Likewise.
9055 * testsuite/weak_plt.sh: New test.
9056 * testsuite/weak_plt_main.cc: New test.
9057 * testsuite/weak_plt_shared.cc: New test.
9058 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9059 (check_PROGRAMS): Add weak_plt.
9060 (check_DATA): Add weak_plt_shared.so.
9061 (weak_plt_main_pic.o, weak_plt): New targets.
9062 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9063 * testsuite/Makefile.in: Rebuild.
9065 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9067 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9068 * testsuite/Makefile.in: Rebuild.
9070 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9072 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9073 * Makefile.in: Regenerate.
9074 * po/POTFILES.in: Regenerate.
9076 2008-07-29 Ian Lance Taylor <iant@google.com>
9078 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9079 symbols before other symbols.
9080 * testsuite/script_test_2.cc (test_addr): Declare.
9081 (test_addr_alias): Declare.
9082 (main): Check that test_addr and test_addr_alias have the right
9084 * testsuite/script_test_2.t: Define test_addr_alias and
9087 2008-07-24 Ian Lance Taylor <iant@google.com>
9090 * descriptors.cc: New file.
9091 * descriptors.h: New file.
9092 * gold-threads.h (class Hold_optional_lock): New class.
9093 * fileread.cc: Include "descriptors.h".
9094 (File_read::~File_read): Release descriptor rather than closing
9096 (File_read::open) [file]: Call open_descriptor rather than open.
9097 Set is_descriptor_opened_.
9098 (File_read::open) [memory]: Assert that descriptor is not open.
9099 (File_read::reopen_descriptor): New function.
9100 (File_read::release): Release descriptor.
9101 (File_read::do_read): Make non-const. Reopen descriptor.
9102 (File_read::read): Make non-const.
9103 (File_read::make_view): Reopen descriptor.
9104 (File_read::do_readv): Likewise.
9105 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9106 Update declarations.
9107 * layout.cc: Include "descriptors.h".
9108 (Layout::create_build_id): Use open_descriptor rather than open.
9109 * output.cc: Include "descriptors.h".
9110 (Output_file::open): Use open_descriptor rather than open.
9111 * archive.cc (Archive::const_iterator): Change Archive to be
9113 (Archive::begin, Archive::end): Make non-const.
9114 (Archive::count_members): Likewise.
9115 * archive.h (class Archive): Update declarations.
9116 * object.h (Object::read): Make non-const.
9117 * Makefile.am (CCFILES): Add descriptors.cc.
9118 (HFILES): Add descriptors.h.
9119 * Makefile.in: Rebuild.
9122 * gold.h: Always include <clocale>. Add Solaris workarounds
9123 following code in binutils/sysdep.h.
9126 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9127 this->eh_frame_hdr_ is NULL before using it.
9129 * dynobj.cc (Versions::Versions): Update comment.
9131 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9132 the base version name.
9134 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9135 array size plus one.
9136 (Stringpool_template::set_string_offsets): Subtract one from key
9137 before using it as an array index.
9138 (Stringpool_template::get_offset_with_length): Likewise.
9139 (Stringpool_template::write_to_buffer): Likewise.
9140 * stringpool.h (Stringpool_template::get_offset_from_key):
9143 2008-07-23 Ian Lance Taylor <iant@google.com>
9146 * object.h (Merged_symbol_value::value): Do our best to handle a
9150 * script.cc (Version_script_info::get_versions): Don't add empty
9151 version tag to return value.
9152 (Version_script_info::get_symbol_version_helper): Change return
9153 type to bool. Add pversion parameter. Change all callers.
9154 (script_register_vers_node): Don't require a non-NULL tag.
9155 * script.h (class Version_script_info): Update declarations.
9156 (Version_script_info::get_symbol_version): Change return type to
9157 bool. Add version parameter. Change all callers.
9158 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9159 handling. Handle an empty version from a version script.
9160 (Symbol_table::define_special_symbol): Likewise.
9161 * testsuite/ver_test_10.script: New file.
9162 * testsuite/ver_test_10.sh: New file.
9163 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9164 (check_DATA): Add ver_test_10.syms.
9165 (ver_test_10.syms, ver_test_10.so): New target.
9166 * testsuite/Makefile.in: Rebuild.
9168 2008-07-23 Simon Baldwin <simonb@google.com>
9170 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9171 to zero for undefined symbols from dynamic libraries.
9173 2008-07-23 Ian Lance Taylor <iant@google.com>
9175 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9177 * symtab.h (class Symbol_table): Update declaration.
9178 * testsuite/ver_test_9.cc: New file.
9179 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9180 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9181 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9182 (ver_test_9.so, ver_test_9.o): New targets.
9183 * testsuite/Makefile.in: Rebuild.
9185 2008-07-22 Ian Lance Taylor <iant@google.com>
9187 * options.h (class General_options): Define --check-sections.
9188 * layout.cc (Layout::set_segment_offsets): Handle
9191 * options.h (class General_options): Define -n/--nmagic and
9193 * options.cc (General_options::finalize): For -n/--nmagic or
9194 -N/--omagic, set -static.
9195 * layout.cc (Layout::attach_allocated_section_to_segment): If
9196 -N/--omagic, don't put read-only and read-write sections in
9198 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9199 finding a read-only segment.
9200 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9201 don't set the minimum segment alignment to the common page size,
9202 and don't set the file offset to the address modulo the page size.
9203 * script-sections.cc (Script_sections::create_segments): If
9204 -n/--omagic, don't put read-only and read-write sections in
9207 * cref.cc: New file.
9209 * options.h (class General_options): Add --print-symbol-counts.
9210 * main.cc (main): Issue defined symbol report if requested.
9211 * archive.cc (Archive::interpret_header): Make into a const member
9213 (Archive::add_symbols): Call Input_objects::archive_start and
9215 (Archive::const_iterator): Define new class.
9216 (Archive::begin, Archive::end): New functions.
9217 (Archive::include_all_members): Rewrite to use iterator.
9218 (Archive::count_members): New function.
9219 * archive.h (class Archive): Update declarations.
9220 (Archive::filename): New function.
9221 * object.cc: Include "cref.h".
9222 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9223 (Sized_relobj::do_get_global_symbol_counts): New function.
9224 (Input_objects::add_object): Add object to cross-referencer.
9225 (Input_objects::archive_start): New function.
9226 (Input_objects::archive_stop): New function.
9227 (Input_objects::print_symbol_counts): New function.
9228 * object.h: Declare Cref and Archive.
9229 (Object::get_global_symbol_counts): New function.
9230 (Object::do_get_global_symbol_counts): New pure virtual function.
9231 (class Sized_relobj): Add defined_count_ field. Update
9233 (class Input_objects): Add cref_ field. Update constructor.
9234 Update declarations.
9235 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9237 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9239 (Sized_dynobj::do_get_global_symbol_counts): New function.
9240 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9241 defined_count_. Update declarations. Define Symbols typedef.
9242 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9243 parameter. Change all callers.
9244 (Symbol_table::add_from_dynobj): Add sympointers and defined
9245 parameters. Change all callers.
9246 * symtab.h (class Symbol_table): Update declarations.
9247 * Makefile.am (CCFILES): Add cref.cc.
9248 (HFILES): Add cref.h.
9249 * Makefile.in: Rebuild.
9251 2008-07-22 Simon Baldwin <simonb@google.com>
9253 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9254 to zero when writing undefined symbols.
9256 2008-07-22 Ian Lance Taylor <iant@google.com>
9258 * output.cc (Output_section::add_input_section): Don't try to
9259 merge empty merge sections.
9261 2008-07-21 Craig Silverstein <csilvers@google.com>
9263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9264 Include symbol version in error message.
9266 2008-07-20 Chris Demetriou <cgd@google.com>
9268 * configure.ac (gold_cv_c_random_seed): New configured variable.
9269 (RANDOM_SEED_CFLAGS): New substituted variable.
9270 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9271 * configure: Rebuild.
9272 * Makefile.in: Likewise.
9273 * testsuite/Makefile.in: Likewise.
9275 2008-07-18 Ian Lance Taylor <iant@google.com>
9277 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9278 where we see NAME/NULL and NAME/VERSION as separate symbols.
9279 * testsuite/ver_test_main.cc (main): Call t4.
9280 (t4, t4_2a): Define.
9281 * testsuite/ver_test_2.cc (t4_2): Define.
9282 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9283 * testsuite/ver_test_4.cc (t4_2a): Define.
9284 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9285 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9287 2008-07-17 Ian Lance Taylor <iant@google.com>
9289 * dynobj.cc (Versions::add_def): If we give an error about a
9290 missing version, go ahead and create the version anyhow.
9292 2008-07-10 Ian Lance Taylor <iant@google.com>
9294 Handle output sections with more than 0x7fffffff bytes.
9295 * object.h (class Relobj): Change map_to_output_ to
9296 output_sections_, and just keep a section pointer. Change all
9297 uses. Move comdat group support to Sized_relobj.
9298 (Relobj::is_section_specially_mapped): Remove.
9299 (Relobj::output_section): Remove poff parameter. Change all
9301 (Relobj::output_section_offset): New function.
9302 (Relobj::set_section_offset): Rewrite.
9303 (Relobj::map_to_output): Remove.
9304 (Relobj::output_sections): New function.
9305 (Relobj::do_output_section_offset): New pure virtual function.
9306 (Relobj::do_set_section_offset): Likewise.
9307 (class Sized_relobj): Add section_offsets_ field. Add comdat
9308 group support from Relobj. Update declarations.
9309 (Sized_relobj::get_output_section_offset): New function.
9310 (Sized_relobj::do_output_section_offset): New function.
9311 (Sized_relobj::do_set_section_offset): New function.
9312 * object.cc (Relobj::output_section_address): Remove.
9313 (Sized_relobj::Sized_relobj): Initialize new fields.
9314 (Sized_relobj::include_section_group): Cast find_kept_object to
9316 (Sized_relobj::include_linkonce_section): Likewise.
9317 (Sized_relobj::do_layout): Use separate arrays for output section
9319 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9321 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9322 output_sections and section_offsets.
9323 (Sized_relobj::write_local_symbols): Likewise.
9324 (map_to_kept_section): Compute output address directly.
9325 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9326 output_sections and section_offsets.
9327 (Sized_relobj::write_sections): Likewise.
9328 (Sized_relobj::relocate_sections): Likewise.
9329 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9330 * output.h (class Output_reloc): Update declarations. Change
9331 u2_.relobj to Sized_relobj*.
9332 (class Output_data_reloc): Change add functions to use
9334 * output.cc (Output_reloc::Output_reloc): Change relobj to
9336 (Output_reloc::local_section_offset): Change return type to
9337 Elf_Addr. Use get_output_section_offset.
9338 (Output_reloc::get_address): Likewise.
9339 (Output_section::is_input_address_mapped): Don't call
9340 is_section_specially_mapped.
9341 (Output_section::output_offset): Likewise.
9342 (Output_section::output_address): Likewise.
9343 (Output_section::starting_output_address): Likewise.
9344 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9345 parameter to Sized_relobj*.
9346 (Copy_relocs::need_copy_reloc): Likewise.
9347 (Copy_relocs::save): Likewise.
9348 * copy-relocs.h (class Copy_relocs): Update declarations.
9349 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9350 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9351 * target-reloc.h (relocate_for_relocatable): Change
9352 offset_in_output_section type to Elf_Addr. Change code that uses
9354 * layout.cc (Layout::layout): Always set *off.
9355 * mapfile.cc (Mapfile::print_input_section): Use
9356 output_section_offset.
9357 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9359 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9360 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9361 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9363 2008-07-03 Ian Lance Taylor <iant@google.com>
9365 * layout.cc (Layout::include_section): Do not discard unrecognized
9366 SHT_STRTAB sections.
9368 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9370 * script.cc (Lex::can_continue_name): Make '?' allowable in
9371 version-script names.
9372 * testsuite/version_script.map: Change glob pattern to use '?'
9374 2008-06-30 Manish Singh <yosh@gimp.org>
9377 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9380 2008-06-30 Ian Lance Taylor <iant@google.com>
9384 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9385 versions]: Don't try to read the value in the contents, since we
9386 don't use it. Use the template endianness when writing.
9388 2008-06-25 Cary Coutant <ccoutant@google.com>
9390 * fileread.cc (File_read::make_view): Assert on zero-length view.
9391 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9392 symbol table when there are no symbols to read.
9394 2008-06-23 Craig Silverstein <csilvers@google.com>
9396 * version.cc (version_string): Bump to 1.7
9398 2008-06-18 Craig Silverstein <csilvers@google.com>
9400 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9401 constant 0xFFFF to type Valtype.
9402 (Powerpc_relocate_functions::rel16_ha): Likewise.
9404 2008-06-17 Ian Lance Taylor <iant@google.com>
9406 * output.h (Output_section::Input_section): Initialize p2align_ to
9407 zero for Output_section_data constructors.
9408 (Output_section::Input_section::addralign): If not an input
9409 section, return the alignment of the Output_section_data.
9410 * testsuite/copy_test.cc: New file.
9411 * testsuite/copy_test_1.cc: New file.
9412 * testsuite/copy_test_2.cc: New file.
9413 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9414 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9415 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9416 (copy_test_1_pic.o, copy_test_1.so): New targets.
9417 (copy_test_2_pic.o, copy_test_2.so): New targets.
9418 * testsuite/Makefile.in: Rebuild.
9420 * script-sections.cc (Script_sections::place_orphan): Initialize
9421 local variable exact.
9423 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9425 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9427 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9428 David S. Miller <davem@davemloft.net>
9430 * powerpc.cc: New file.
9431 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9432 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9433 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9434 * Makefile.in: Rebuild.
9436 2008-06-09 Ian Lance Taylor <iant@google.com>
9438 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9440 (throwing, orig_terminate): New static variables.
9441 (terminate_handler): New static function.
9442 (t2): Set terminate handler.
9444 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9447 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9450 2008-05-30 Cary Coutant <ccoutant@google.com>
9452 * archive.cc (Archive::include_all_members) Correct to step
9453 over symbol table and extended name table in thin archives.
9455 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9458 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9461 2008-05-28 Caleb Howe <cshowe@google.com>
9463 * reduced_debug_output.cc: New file.
9464 * reduced_debug_output.h: New file.
9465 * options.h (class General_options): Add --strip-debug-non-line.
9466 * options.cc (General_options::finalize): Add strip_debug_non_line
9467 to the strip heirarchy.
9468 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9470 * layout.cc: Include "reduced_debug_output.h".
9471 (Layout::Layout): Initialize new fields.
9472 (line_only_debug_sections): New static array.
9473 (is_lines_only_debug_sections): New static inline function.
9474 (Layout::include_section): Handle --strip-debug-non-line.
9475 (Layout::make_output_section): If --strip-debug-non-line, build
9476 new output sections for .debug_abbrev and .debug_info.
9477 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9478 gold. Warn about possible overflow.
9479 (read_signed_LEB_128): Likewise.
9480 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9481 (read_signed_LEB_128): Declare.
9482 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9483 (HFILES): Add reduced_debug_output.h.
9484 * Makefile.in: Rebuild.
9486 2008-05-21 Ian Lance Taylor <iant@google.com>
9488 * mapfile.cc: New file.
9489 * mapfile.h: New file.
9490 * options.h (class General_options): Add -M/--print-map and -Map.
9491 * options.cc (General_options::finalize): Make -M equivalent to
9493 * main.cc: Include <cstdio> and "mapfile.h".
9494 (main): Open mapfile if requested.
9495 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9496 constructor. Change caller.
9497 (queue_initial_tasks): Add mapfile parameter. Change caller.
9498 (queue_middle_tasks): Likewise.
9499 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9501 * archive.cc: Include "mapfile.h".
9502 (Archive::add_symbols): Add mapfile parameter. Change all
9503 callers. Pass mapfile, symbol, and reason to include_member.
9504 (Archive::include_all_members): Add mapfile parameter. Change all
9506 (Archive::include_member): Add mapfile, sym, and why parameters.
9507 Change all callers. Report inclusion to map file.
9508 * archive.h: Include "fileread.h".
9509 (class Archive): Update declarations.
9510 (Archive::file): New const method.
9511 (class Add_archive_symbols): Add mapfile_ field. Update
9512 constructor. Change all callers.
9513 * readsyms.h (class Read_symbols): Likewise.
9514 (class Finish_group): Likewise.
9515 (class Read_script): Likewise.
9516 * common.cc: Include "mapfile.h".
9517 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9519 (Symbol_table::do_allocate_commons): Likewise.
9520 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9521 symbol allocation to mapfile.
9522 * common.h (class Allocate_commons_task): Add mapfile_ field.
9523 Update constructor. Change all callers.
9524 * symtab.h (class Symbol_table): Update declarations.
9525 * layout.cc: Include "mapfile.h".
9526 (Layout_task_runner::run): Print information to mapfile.
9527 (Layout::create_gold_note): Change Output_data_fixed_space to
9528 Output_data_zero_fill.
9529 (Layout::create_build_id): Likewise.
9530 (Layout::print_to_mapfile): New function.
9531 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9532 constructor. Change caller.
9533 (class Layout): Declare print_to_mapfile.
9534 * output.cc (Output_section::Input_section::print_to_mapfile): New
9536 (Output_section::add_input_section): If producing a map, always
9537 add to input_sections_ list.
9538 (Output_section::do_print_to_mapfile): New function.
9539 (Output_segment::print_sections_to_mapfile): New function.
9540 (Output_segment::print_section_list_to_mapfile): New function.
9541 * output.h: Include "mapfile.h".
9542 (Output_data::print_to_mapfile): New function.
9543 (Output_data::do_print_to_mapfile): New virtual function.
9544 (Output_segment_headers::do_print_to_mapfile): New function.
9545 (Output_file_header::do_print_to_mapfile): New function.
9546 (Output_data_const::do_print_to_mapfile): New function.
9547 (class Output_data_const_buffer): Add map_name_ field. Update
9548 constructor. Change all callers. Add do_print_to_mapfile
9550 (class Output_data_fixed_space): Likewise.
9551 (class Output_data_space): Likewise.
9552 (class Output_data_zero_fill): New class.
9553 (Output_data_strtab::do_print_to_mapfile): New function.
9554 (Output_data_reloc_base::do_print_to_mapfile): New function.
9555 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9556 (Output_data_group::do_print_to_mapfile): New function.
9557 (Output_data_got::do_print_to_mapfile): New function.
9558 (Output_data_dynamic::do_print_to_mapfile): New function.
9559 (Output_symtab_xindex::do_print_to_mapfile): New function.
9560 (class Output_section): Declare do_print_to_mapflie. Declare
9561 print_to_mapfile in Input_section.
9562 (class Output_segment): Declare new functions.
9563 * object.h (Sized_relobj::symbol_count): New function.
9564 * script-sections.cc
9565 (Output_section_element_dot_assignment::set_section_addresses):
9566 Change Output_data_fixed_space to Output_data_zero_fill.
9567 (Output_data_expression::do_print_to_mapfile): New function.
9568 * script.cc (read_input_script): Add mapfile parameter. Change
9570 * script.h (read_input_script): Update declaration.
9571 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9572 (Eh_frame::do_print_to_mapfile): New function.
9573 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9574 (Output_merge_string::do_print_to_mapfile): New function.
9575 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9577 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9579 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9581 * Makefile.am (CCFILES): Add mapfile.cc.
9582 (HFILES): Add mapfile.h.
9583 * Makefile.in: Rebuild.
9585 2008-05-19 Ian Lance Taylor <iant@google.com>
9587 * options.h (class General_options): Add -z relro.
9588 * layout.cc (Layout::Layout): Initialize relro_segment_.
9589 (Layout::add_output_section_data): Return the output section.
9590 (Layout::make_output_section): Rcognize relro sections and mark
9592 (Layout::attach_allocated_section_to_segment): Put relro sections
9593 in a PT_GNU_RELRO segment.
9594 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9596 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9598 (Layout::linkonce_mapping): Map d.rel.ro.local to
9600 (Layout::output_section_name): Us .data.rel.ro.local for any
9601 section which begins with that.
9602 * layout.h (class Layout): Update add_output_section_data
9603 declaration. Add relro_segment_ field.
9604 * output.cc (Output_section::Output_section): Initialize is_relro_
9605 and is_relro_local_ fields.
9606 (Output_segment::add_output_section): Group relro sections.
9607 (Output_segment::is_first_section_relro): New function.
9608 (Output_segment::maximum_alignment): If there is a relro section,
9609 align the segment to the common page size.
9610 (Output_segment::set_section_addresses): Track whether we are
9611 looking at relro sections. If the last section is a relro
9612 section, align to the common page size.
9613 (Output_segment::set_section_list_addresses): Add in_relro
9614 parameter. Change all callers. Align to the page size when
9615 moving from relro to non-relro section.
9616 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9618 * output.h (class Output_section): Add is_relro_ and
9619 is_relro_local_ fields.
9620 (Output_section::is_relro): New function.
9621 (Output_section::set_is_relro): New function.
9622 (Output_section::is_relro_local): New function.
9623 (Output_section::set_is_relro_local): New function.
9624 (class Output_segment): Update declarations.
9625 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9626 * sparc.cc (Target_sparc::got_section): Likewise.
9627 * x86_64.cc (Target_x86_64::got_section): Likewise.
9628 * testsuite/relro_test_main.cc: New file.
9629 * testsuite/relro_test.cc: New file.
9630 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9631 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9632 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9633 (relro_test.so, relro_test_pic.o): New targets.
9634 * testsuite/Makefile.in: Rebuild.
9636 2008-05-16 Ian Lance Taylor <iant@google.com>
9638 * output.cc (Output_segment::add_output_section): Remove front
9640 * output.h (class Output_segment): Remove
9641 add_initial_output_section and overloaded add_output_section.
9642 Update declaration of remaining add_output_section.
9643 * layout.cc (Layout::create_interp): Call add_output_section
9644 rather than add_initial_output_section.
9645 (Layout::finish_dynamic_section): Likewise.
9647 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9648 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9649 know the dynamic type.
9650 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9651 field. Initialize it in constructor.
9652 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9653 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9654 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9657 * output.cc (Output_reloc::get_address): Change return type to
9659 * output.h (class Output_reloc): Update get_address declaration.
9660 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9661 for section addresses.
9663 2008-05-09 Ian Lance Taylor <iant@google.com>
9666 * gold.cc (gold_nomem): Use return value of write.
9668 2008-05-08 Ian Lance Taylor <iant@google.com>
9670 * symtab.c (Symbol::init_base_output_data): Add version
9671 parameter. Change all callers.
9672 (Symbol::init_base_output_segment): Likewise.
9673 (Symbol::init_base_constant): Likewise.
9674 (Symbol::init_base_undefined): Likewise.
9675 (Sized_symbol::init_output_data): Likewise.
9676 (Sized_symbol::init_output_segment): Likewise.
9677 (Sized_symbol::init_constant): Likewise.
9678 (Sized_symbol::init_undefined): Likewise.
9679 (Symbol_table::do_define_in_output_data): If the new symbol has a
9680 version, mark it as the default.
9681 (Symbol_table::do_define_in_output_segment): Likewise.
9682 (Symbol_table::do_define_as_constant): Likewise.
9683 * symtab.h (class Symbol): Update declarations.
9684 (class Sized_symbol): Likewise.
9685 * resolve.cc (Symbol::override_version): New function.
9686 (Symbol::override_base): Call override_version.
9687 (Symbol::override_base_with_special): Likewise.
9688 * testsuite/ver_script_8.script: New file.
9689 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9690 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9691 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9692 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9694 2008-05-06 Ian Lance Taylor <iant@google.com>
9697 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9699 (class General_options): Remove existing --undefined, and add
9700 --no-undefined instead. Add new --undefined as synonym for -u.
9701 * archive.cc (Archive::add_symbols): Check whether symbol was
9703 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9704 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9705 all uses. Add IS_UNDEFINED. Update declarations to split
9706 different versions of init_base. Declare init_base_undefined.
9707 (Symbol::is_defined): Handle IS_UNDEFINED.
9708 (Symbol::is_undefined): Likewise.
9709 (Symbol::is_weak_undefined): Call is_undefined.
9710 (Symbol::is_absolute): Handle IS_CONSTANT.
9711 (class Sized_symbol): Update declarations to split different
9712 versions of init. Declare init_undefined.
9713 (class Symbol_table): Declare new functions.
9714 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9716 (Symbol::init_base_output_data): Likewise.
9717 (Symbol::init_base_output_segment): Likewise.
9718 (Symbol::init_base_constant): Likewise.
9719 (Symbol::init_base_undefined): New function.
9720 (Sized_symbol::init_object): Rename from init. Change all
9722 (Sized_symbol::init_output_data): Likewise.
9723 (Sized_symbol::init_output_segment): Likewise.
9724 (Sized_symbol::init_constant): Likewise.
9725 (Sized_symbol::init_undefined): New function.
9726 (Symbol_table::add_undefined_symbols_from_command_line): New
9728 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9730 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9731 (Symbol::output_section): Likewise.
9732 (Symbol::set_output_section): Likewise.
9733 (Symbol_table::sized_finalize_symbol): Likewise.
9734 (Symbol_table::sized_write_globals): Likewise.
9735 * resolve.cc (Symbol_table::should_override): Likewise.
9736 (Symbol::override_base_with_special): Likewise.
9738 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9739 symbol, change it to have default visibility.
9740 * testsuite/protected_1.cc: New file.
9741 * testsuite/protected_2.cc: New file.
9742 * testsuite/protected_3.cc: New file.
9743 * testsuite/protected_main_1.cc: New file.
9744 * testsuite/protected_main_2.cc: New file.
9745 * testsuite/protected_main_3.cc: New file.
9746 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9747 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9748 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9749 (protected_1.so): New target.
9750 (protected_1_pic.o, protected_2_pic.o): New targets.
9751 (protected_3_pic.o): New target.
9752 (check_PROGRAMS): Add protected_2.
9753 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9754 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9755 * testsuite/Makefile.in: Rebuild.
9757 * options.h (DEFINE_var): Add set_user_set_##varname__.
9758 (DEFINE_bool_alias): New macro.
9759 (class General_options): Define -Bstatic using DEFINE_bool_alias
9760 rather than DEFINE_special. Add --undefined as an alias for -z
9762 * options.cc (General_options::parse_Bstatic): Remove.
9764 * options.h (class General_options): Add --fatal-warnings.
9765 * main.cc (main): Implement --fatal-warnings.
9766 * errors.h (Errors::warning_count): New function.
9768 * options.h (class General_options): Add -Bsymbolic-functions.
9769 * symtab.h (Symbol::is_preemptible): Check for
9770 -Bsymbolic-functions.
9772 2008-05-05 Ian Lance Taylor <iant@google.com>
9774 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9775 as noVARNAME rather than no-VARNAME.
9776 (class General_options): Add option -z combreloc.
9777 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9779 (Output_reloc::sort_before) [SHT_REL]: New function.
9780 (Output_reloc::sort_before) [SHT_RELA]: New function.
9781 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9782 Sort_relocs_comparison.
9783 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9784 parameter. Change all callers.
9785 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9786 sort_relocs parameter. Change all callers.
9787 * output.cc (Output_reloc::get_address): New function, broken out
9789 (Output_reloc::write_rel): Call it.
9790 (Output_reloc::compare): New function.
9791 (Output_data_reloc_base::do_write): Optionally sort relocs.
9793 * configure.ac: If targ_extra_obj is set, link it in.
9794 * configure.tgt: Initialize all variables.
9795 (x86_64*): Set targ_extra_obj and targ_extra_size.
9796 * configure: Rebuild.
9798 * object.cc (Sized_relobj::include_section_group): Adjust section
9799 indexes read from group data. Build vector to pass to
9801 * layout.cc (Layout::layout_group): Add flags and shndxes
9802 parameters. Remove contents parameter. Change caller. Update
9803 explicit instantiations.
9804 * layout.h (class Layout): Update layout_group declaration.
9805 * output.cc (Output_data_group::Output_data_group): Add flags and
9806 input_shndxes parameters. Remove contents parameter. Change
9808 (Output_data_group::do_write): Change input_sections_ to
9810 * output.h (class Output_data_group): Update constructor
9811 declaration. Rename input_sections_ to input_shndxes_.
9812 * testsuite/many_sections_test.cc: Add template.
9814 2008-04-30 Cary Coutant <ccoutant@google.com>
9816 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9818 * layout.cc (Layout::include_section): Refactored check for debug
9820 (Layout::add_comdat): Add new parameters. Change type
9821 of signature parameter. Add object and shndx to signatures table.
9822 (Layout::find_kept_object): New function.
9823 * layout.h: Include <cstring>.
9824 (Layout::is_debug_info_section): New function.
9825 (Layout::add_comdat): Add new parameters.
9826 (Layout::find_kept_object): New function.
9827 (Layout::Kept_section): New struct.
9828 (Layout::Signatures): Change type of map range.
9829 * object.cc (Relobj::output_section_address): New function.
9830 (Sized_relobj::include_section_group): Add new parameters. Change
9831 calls to Layout::add_comdat. Change to build table of kept comdat
9832 groups and table mapping discarded sections to kept sections.
9833 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9834 (Sized_relobj::do_layout): Change calls to include_section_group and
9835 include_linkonce_section.
9836 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9837 value to zero when section is discarded.
9838 (Sized_relobj::map_to_kept_section): New function.
9839 * object.h (Relobj::output_section_address): New function.
9840 (Relobj::Comdat_group): New type.
9841 (Relobj::find_comdat_group): New function.
9842 (Relobj::Comdat_group_table): New type.
9843 (Relobj::Kept_comdat_section): New type.
9844 (Relobj::Kept_comdat_section_table): New type.
9845 (Relobj::add_comdat_group): New function.
9846 (Relobj::set_kept_comdat_section): New function.
9847 (Relobj::get_kept_comdat_section): New function.
9848 (Relobj::comdat_groups_): New field.
9849 (Relobj::kept_comdat_sections_): New field.
9850 (Symbol_value::input_value): Update comment.
9851 (Sized_relobj::map_to_kept_section) New function.
9852 (Sized_relobj::include_linkonce_section): Add new parameter.
9853 * target-reloc.h (Comdat_behavior): New type.
9854 (get_comdat_behavior): New function.
9855 (relocate_section): Add code to map a discarded section to the
9856 corresponding kept section when applying a relocation.
9858 2008-04-30 Craig Silverstein <csilvers@google.com>
9860 * dwarf_reader.cc (next_generation_count): New static var.
9861 (Addr2line_cache_entry): New struct.
9862 (addr2line_cache): New static var.
9863 (Dwarf_line_info::one_addr2line): Added caching.
9864 (Dwarf_line_info::clear_addr2line_cache): New function.
9865 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9866 cache-size parameter.
9867 (Dwarf_line_info::one_addr2line_cache): New function.
9868 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9869 new cache-size argument to one_addr2line(), and clear cache.
9871 2008-04-28 Cary Coutant <ccoutant@google.com>
9873 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9874 R_386_PC8 relocations.
9876 2008-04-23 Ian Lance Taylor <iant@google.com>
9878 * object.cc (Sized_relobj::include_section_group): Check for
9879 invalid section group.
9881 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9884 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9885 than read for file header.
9886 * archive.cc (Archive::include_member): Likewise.
9888 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9890 * aclocal.m4: Regenerate.
9891 * configure: Regenerate.
9893 2008-04-19 Ian Lance Taylor <iant@google.com>
9895 * version.cc (version_string): Bump to 1.6.
9897 * testsuite/Makefile.am (many_sections_r_test): New target.
9898 (many_sections_r_test_SOURCES): Remove.
9899 (many_sections_r_test_DEPENDENCIES): Remove.
9900 (many_sections_r_test_LDFLAGS): Remove.
9901 (many_sections_r_test_LDADD): Remove.
9903 * object.cc (Sized_relobj::do_add_symbols): Always pass
9904 local_symbol_count_ to add_from_relobj.
9906 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9907 every thousand variables.
9908 * testsuite/Makefile.in: Rebuild.
9910 * object.cc (Xindex::initialize_symtab_xindex): New function.
9911 (Xindex::read_symtab_xindex): New function.
9912 (Xindex::sym_xindex_to_shndx): New function.
9913 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9915 (Sized_relobj::do_initialize_xindex): New function.
9916 (Sized_relobj::do_read_symbols): Adjust section links.
9917 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9918 parameter. Change all callers.
9919 (Sized_relobj::include_section_group): Adjust section links and
9920 symbol section indexes.
9921 (Sized_relobj::do_layout): Adjust section links.
9922 (Sized_relobj::do_count_local_symbols): Adjust section links and
9923 symbol section indexes.
9924 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9925 ordinary and special symbols.
9926 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9927 dynsym_xindex parameters. Change all callers. Adjust section
9928 links. Use SHN_XINDEX when needed.
9929 (Sized_relobj::get_symbol_location_info): Adjust section links.
9930 Don't get fooled by special symbols.
9931 * object.h (class Xindex): Define.
9932 (class Object): Add xindex_ parameter. Declare virtual functoin
9933 do_initialize_xindex.
9934 (Object::adjust_sym_shndx): New function.
9935 (Object::set_xindex): New protected function.
9936 (class Symbol_value): Add is_ordinary_shndx_ field.
9937 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9938 (Symbol_value::value): Assert ordinary section.
9939 (Symbol_value::initialize_input_to_output_map): Likewise.
9940 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9942 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9944 (class Sized_relobj): Update declarations.
9945 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9946 parameter. Change all callers.
9947 (Sized_relobj::adjust_shndx): New function.
9948 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9950 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9951 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9952 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9953 (Sized_dynobj::read_dynsym_section): Adjust section links.
9954 (Sized_dynobj::read_dynamic): Likewise.
9955 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9957 (Sized_dynobj::do_initialize_xindex): New function.
9958 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9959 do_initialize_xindex.
9960 (Sized_dynobj::adjust_shndx): New function.
9961 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9962 dynsym_xindex_ fields.
9963 (Layout::finalize): Add a call to set_section_indexes before
9964 creating the symtab sections.
9965 (Layout::set_section_indexes): Don't do anything if the section
9966 already has a section index.
9967 (Layout::create_symtab_sections): Add shnum parameter. Change
9968 caller. Create .symtab_shndx section if needed.
9969 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9971 (Layout::allocated_output_section_count): New function.
9972 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9974 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9975 fields. Update declarations.
9976 (Layout::symtab_xindex): New function.
9977 (Layout::dynsym_xindex): New function.
9978 (class Write_symbols_task): Add layout_ field.
9979 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9981 * output.cc (Output_section_headers::Output_section_headers): Add
9982 shstrtab_section parameter. Change all callers.
9983 (Output_section_headers::do_sized_write): Store overflow values
9984 for section count and section string table section index in
9985 section header zero.
9986 (Output_file_header::do_sized_write): Check for overflow of
9987 section count and section string table section index.
9988 (Output_symtab_xindex::do_write): New function.
9989 (Output_symtab_xindex::endian_do_write): New function.
9990 * output.h (class Output_section_headers): Add shstrtab_section_.
9991 Update declarations.
9992 (class Output_symtab_xindex): Define.
9993 (Output_section::has_out_shndx): New function.
9994 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9996 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9998 (Sized_symbol::init): Likewise.
9999 (Symbol::output_section): Check for ordinary symbol.
10000 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10001 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10003 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10004 Change all callers. Simplify handling of symbols from sections
10005 not included in the link.
10006 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10008 (Weak_alias_sorter::operator()): Assert that symbols are
10010 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10012 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10013 parameters. Change all callers.
10014 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10015 symbol distinction. Use SHN_XINDEX when needed.
10016 (Symbol_table::write_section_symbol): Add symtab_xindex
10017 parameter. Change all callers.
10018 (Symbol_table::sized_write_section_symbol): Likewise. Use
10019 SHN_XINDEX when needed.
10020 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10022 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10023 (Symbol::is_defined): Check is_ordinary.
10024 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10025 (Symbol::is_absolute, Symbol::is_common): Likewise.
10026 (class Sized_symbol): Update declarations.
10027 (class Symbol_table): Update declarations.
10028 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10029 parameters. Change all callers.
10030 (Sized_symbol::override): Likewise.
10031 (Symbol_table::override): Likewise.
10032 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10033 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10034 is_ordinary, and orig_st_shndx parameters. Change all callers.
10035 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10036 to be in an ordinary section.
10037 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10038 object and is_ordinary parameters. Change all callers.
10039 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10040 Change all callers. Don't add undefined or non-ordinary symbols
10042 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10043 Change all callers.
10044 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10046 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10047 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10048 (Sized_relobj::relocate_sections): Likewise.
10049 * target-reloc.h (scan_relocs): Adjust section symbol index.
10050 (scan_relocatable_relocs): Likewise.
10051 * i386.cc (Scan::local): Check for ordinary symbols.
10052 * sparc.cc (Scan::local): Likewise.
10053 * x86_64.cc (Scan::local): Likewise.
10054 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10055 to symbol_section_and_value.
10056 * testsuite/many_sections_test.cc: New file.
10057 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10058 (check_PROGRAMS): Add many_sections_test.
10059 (many_sections_test_SOURCES): Define.
10060 (many_sections_test_DEPENDENCIES): Define.
10061 (many_sections_test_LDFLAGS): Define.
10062 (BUILT_SOURCES): Add many_sections_define.h.
10063 (many_sections_define.h): New target.
10064 (BUILT_SOURCES): Add many_sections_check.h.
10065 (many_sections_check.h): New target.
10066 (check_PROGRAMS): Add many_sections_r_test.
10067 (many_sections_r_test_SOURCES): Define.
10068 (many_sections_r_test_DEPENDENCIES): Define.
10069 (many_sections_r_test_LDFLAGS): Define.
10070 (many_sections_r_test_LDADD): Define.
10071 (many_sections_r_test.o): New target.
10072 * testsuite/Makefile.in: Rebuild.
10074 2008-04-17 Cary Coutant <ccoutant@google.com>
10076 * errors.cc (Errors::info): New function.
10077 (gold_info): New function.
10078 * errors.h (Errors::info): New function.
10079 * gold.h (gold_info): New function.
10080 * object.cc (Input_objects::add_object): Print trace output.
10081 * options.cc (options::parse_set): New function.
10082 (General_options::parse_wrap): Deleted.
10083 (General_options::General_options): Deleted initializer.
10084 * options.h (options::String_set): New typedef.
10085 (options::parse_set): New function.
10086 (DEFINE_set): New macro.
10087 (General_options::wrap): Changed to use DEFINE_set. Changed
10088 callers of any_wrap_symbols and is_wrap_symbol.
10089 (General_options::trace, General_options::trace_symbol):
10091 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10092 (General_options::wrap_symbols_): Deleted.
10093 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10095 2008-04-17 David S. Miller <davem@davemloft.net>
10097 * options.cc (General_options::parse_V): New function.
10098 * options.h: Add entries for -V and -Qy.
10100 2008-04-17 Ian Lance Taylor <iant@google.com>
10102 * common.cc (Symbol_table::allocate_commons): Remove options
10103 parameter. Change caller.
10104 (Symbol_table::do_allocate_commons): Remove options parameter.
10105 Change caller. Just call do_allocate_commons_list twice.
10106 (Symbol_table::do_allocate_commons_list): New function, broken out
10107 of do_allocate_commons.
10108 * common.h (class Allocate_commons_task): Remove options_ field.
10109 Update constructor.
10110 * symtab.cc (Symbol_table::Symbol_table): Initialize
10112 (Symbol_table::add_from_object): Put TLS common symbols on
10114 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10115 which are IN_OUTPUT_DATA.
10116 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10117 allocate_commons and do_allocate_commons declarations. Declare
10118 do_allocate_commons_list.
10119 * gold.cc (queue_middle_tasks): Update creation of
10120 Allocate_commons_task to not pass options.
10121 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10122 (TLS_TEST_C_FLAGS): New variable.
10123 (tls_test_c_pic.o): New target.
10124 (tls_test_shared.so): Link in tls_test_c_pic.o.
10125 (tls_test_c_pic_ie.o): New target.
10126 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10127 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10128 (tls_test_c.o): New target.
10129 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10130 (tls_pic_test_LDADD): Likewise.
10131 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10132 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10133 (tls_test_c_gnu2.o): New target.
10134 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10136 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10137 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10138 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10139 * testsuite/tls_test.cc: Include "config.h".
10140 (t_last): Call t11_last.
10141 * testsuite/tls_test.h (t11, t11_last): Declare.
10142 * testsuite/tls_test_c.c: New file.
10143 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10144 * configure.ac: Check for OpenMP support.
10145 * configure, config.in, Makefile.in: Rebuild.
10146 * testsuite/Makefile.in: Rebuild.
10148 2008-04-16 Cary Coutant <ccoutant@google.com>
10150 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10151 (Target_i386::tls_base_symbol_defined_): New field.
10152 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10153 (Target_i386::Scan::global): Likewise.
10154 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10155 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10156 (Target_x86_64::tls_base_symbol_defined_): New field.
10157 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10158 (Target_x86_64::Scan::global): Likewise.
10160 2008-04-16 Cary Coutant <ccoutant@google.com>
10162 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10163 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10164 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10165 building shared libraries.
10166 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10167 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10168 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10169 * testsuite/Makefile.in: Rebuild.
10170 * testsuite/weak_undef.h: New file.
10171 * testsuite/weak_undef_file1.cc: Add extra test cases.
10172 * testsuite/weak_undef_file2.cc: Likewise.
10173 * testsuite/weak_undef_test.cc: Likewise.
10175 2008-04-16 David S. Miller <davem@davemloft.net>
10177 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10178 Add issued_non_pic_error_ field. Declare check_non_pic.
10179 (Target_sparc::Scan::check_non_pic): New function.
10180 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10181 (Target_sparc::Scan::global): Likewise.
10183 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10184 * configure: Rebuild.
10186 * options.h (DEFINE_enable): New macro.
10187 (new_dtags): New enable option.
10188 (initfirst, interpose, loadfltr, nodefaultlib,
10189 nodelete, nodlopen, nodump): New -z options.
10190 * layout.cc (Layout:finish_dynamic_section): If new
10191 dtags enabled, emit DT_RUNPATH. Also, emit a
10192 DT_FLAGS_1 containing any specified -z flags.
10194 2008-04-16 Ian Lance Taylor <iant@google.com>
10196 * copy-relocs.cc: New file.
10197 * copy-relocs.h: New file.
10198 * reloc.cc: Remove Copy_relocs code.
10199 * reloc.h: Likewise.
10200 * reloc-types.h (struct Reloc_types) [both versions]: Add
10201 get_reloc_addend_noerror.
10202 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10203 variants of add_global which take an addend which must be zero.
10204 * i386.cc: Include "copy-relocs.h".
10205 (class Target_i386): Change type of copy_relocs_ to variable,
10206 update initializer.
10207 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10208 Change all callers.
10209 (Target_i386::do_finalize_sections): Change handling of
10211 * sparc.cc: Include "copy-relocs.h".
10212 (class Target_sparc): Change type of copy_relocs_ to variable,
10213 update initializer.
10214 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10215 Change all callers.
10216 (Target_sparc::do_finalize_sections): Change handling of
10218 * x86_64.cc: Include "copy-relocs.h".
10219 (class Target_x86_64): Change type of copy_relocs_ to variable,
10220 update initializer.
10221 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10222 class. Change all callers.
10223 (Target_x86_64::do_finalize_sections): Change handling of
10225 * Makefile.am (CCFILES): Add copy-relocs.cc.
10226 (HFILES): Add copy-relocs.h.
10228 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10230 * testsuite/script_test_4.sh: Permit leading zeroes.
10232 2008-04-15 Ian Lance Taylor <iant@google.com>
10234 * script-sections.cc (Script_sections::create_segments): Use
10235 header_size_adjustment even when there is enough room for the
10237 * testsuite/script_test_4.sh: New file.
10238 * testsuite/script_test_4.t: New file.
10239 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10240 (check_DATA): Add script_test_4.stdout.
10241 (MOSTLYCLEANFILES): Likewise.
10242 (script_test_4): New target.
10243 (script_test_4.stdout): New target.
10244 * testsuite/Makefile.in: Rebuild.
10246 * sparc.cc: Add definitions for Output_data_plt_sparc class
10249 2008-04-14 David S. Miller <davem@davemloft.net>
10251 * sparc.cc: New file.
10252 * Makefile.am (TARGETSOURCES): Add sparc.cc
10253 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10254 * configure.tgt: Document targ_extra_size and
10255 targ_extra_big_endian. Add entries for sparc-* and
10257 * configure.ac: Handle targ_extra_size and
10258 targ_extra_big_endian.
10259 * Makefile.in: Rebuild.
10260 * configure: Likewise.
10261 * po/POTFILES.in: Likewise.
10262 * po/gold.pot: Likewise.
10264 2008-04-14 Ian Lance Taylor <iant@google.com>
10266 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10267 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10268 in the name/type/flags to section mapping. Don't call
10269 allocate_output_section.
10270 (Layout::choose_output_section): Change parameter from adjust_name
10271 to is_input_section. Don't permit input sections after sections
10272 are attached to segments. Don't call allocate_output_section.
10273 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10274 not write_enable_output_section.
10275 (Layout::make_output_section): Don't push to
10276 unattached_section_list_ nor call attach_to_segment. Call
10277 attach_section_to_segment if sections are attached.
10278 (Layout::attach_sections_to_segments): New function.
10279 (Layout::attach_section_to_segment): New function.
10280 (Layout::attach_allocated_section_to_segment): Rename from
10281 attach_to_segment. Remove flags parameter.
10282 (Layout::allocate_output_section): Remove function.
10283 (Layout::write_enable_output_section): Remove function.
10284 * layout.h (class Layout): Update for above changes. Add new
10285 field sections_are_attached_.
10286 * output.h (Output_section::update_flags_for_input_section): New
10288 * output.cc (Output_section::add_input_section): Call
10289 update_flags_for_input_section.
10290 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10292 2008-04-11 Cary Coutant <ccoutant@google.com>
10294 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10295 thought unnecessary.
10296 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10298 2008-04-11 Ian Lance Taylor <iant@google.com>
10300 * output.h (class Output_section_data): Remove inline definition
10302 * output.cc (Output_section_data::set_addralign): New function.
10304 2008-04-11 Cary Coutant <ccoutant@google.com>
10306 Add support for TLS descriptors for i386 and x86_64.
10307 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10308 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10309 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10311 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10312 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10313 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10315 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10316 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10317 Fix problem with initial-exec relocations.
10318 (Target_i386::Relocate::relocate_tls): Likewise.
10319 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10321 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10322 support for section-plus-offset dynamic table entries.
10323 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10324 (Output_data_dynamic::Dynamic_entry): Add support for
10325 section-plus-offset dynamic table entries.
10326 (Output_data_dynamic::Classification): Likewise.
10327 (Output_data_dynamic::classification_): Renamed offset_.
10328 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10329 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10330 (Target_x86_64::make_plt_section): New function.
10331 (Target_x86_64::reserve_tlsdesc_entries): New function.
10332 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10333 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10334 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10335 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10336 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10337 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10338 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10339 add extra PLT entry for TLS descriptors.
10340 (Output_data_plt_x86_64::got_): New field.
10341 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10342 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10344 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10346 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10347 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10348 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10349 R_386_TLS_DESC_CALL relocations.
10350 (Target_x86_64::Scan::global): Likewise.
10351 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10352 for TLS descriptors.
10353 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10354 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10355 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10356 GD-to-IE relaxation.
10357 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10358 and TLS_DESCRIPTORS.
10359 * Makefile.in: Rebuild.
10360 * configure: Rebuild.
10361 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10362 (tls_test_shared2.so): New target.
10363 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10364 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10365 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10366 (tls_shared_gd_to_ie_test_LDADD): New variable.
10367 (tls_shared_gnu2_gd_to_ie_test): New target.
10368 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10370 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10371 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10372 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10373 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10374 (tls_shared_gnu2_test): New target.
10375 (tls_test_gnu2_shared.so): New target.
10376 (tls_shared_gnu2_test_SOURCES): New variable.
10377 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10378 (tls_shared_gnu2_test_LDFLAGS): New variable.
10379 (tls_shared_gnu2_test_LDADD): New variable.
10380 * testsuite/Makefile.in: Rebuild.
10381 * testsuite/Makefile.
10383 2008-04-11 Ian Lance Taylor <iant@google.com>
10385 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10387 * testsuite/Makefile.in: Rebuild.
10389 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10391 * testsuite/script_test_2.cc (main): Adjust test.
10393 2008-04-11 David S. Miller <davem@davemloft.net>
10394 Ian Lance Taylor <iant@google.com>
10396 * options.h (General_options): Add entries for '-Y' and
10398 * options.cc (General_options:finalize): If -Y was used, add those
10399 entries to the library path instead of the default "/lib" and
10402 2008-04-11 David S. Miller <davem@davemloft.net>
10404 * testsuite/justsyms.t: Start at 0x100.
10405 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10406 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10408 * testsuite/script_test_2.cc: Adjust string and section length
10411 2008-04-09 Ian Lance Taylor <iant@google.com>
10414 * script-sections.cc (Sections_element::allocate_to_segment): Add
10416 (Output_section_definition::allocate_to_segment): Likewise.
10417 (Orphan_output_section::allocate_to_segment): Likewise.
10418 (Script_sections::attach_sections_using_phdrs_clause): Don't
10419 propagate non-PT_LOAD segments to orphan sections.
10420 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10421 readelf rather than objdump.
10422 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10423 .interp section and PT_INTERP segment are the same size.
10424 * testsuite/Makefile.in: Rebuild.
10426 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10427 aliases for symbols defined in the same object.
10428 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10429 (weak_alias_test_SOURCES): New variable.
10430 (weak_alias_test_DEPENDENCIES): New variable.
10431 (weak_alias_test_LDFLAGS): New variable.
10432 (weak_alias_test_LDADD): New variable.
10433 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10434 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10435 (weak_alias_test_3.o): New target.
10436 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10437 * testsuite/weak_alias_test_main.cc: New file.
10438 * testsuite/weak_alias_test_1.cc: New file.
10439 * testsuite/weak_alias_test_2.cc: New file.
10440 * testsuite/weak_alias_test_3.cc: New file.
10442 2008-04-08 Ian Lance Taylor <iant@google.com>
10444 * options.h (class General_options): Add --noinhibit-exec option.
10445 * main.cc (main): Check --noinhibit-exec.
10447 * options.h (class General_options): Define --wrap as a special
10448 option. Add wrap_symbols_ field.
10449 (General_options::any_wrap_symbols): New function.
10450 (General_options::is_wrap_symbol): New function.
10451 * options.cc (General_options::parse_wrap): New function.
10452 (General_options::General_options): Initialize wrap_symbols_.
10453 * symtab.cc (Symbol_table::wrap_symbol): New function.
10454 (Symbol_table::add_from_object): Handle --wrap.
10455 * symtab.h (class Symbol_table): Declare wrap_symbol.
10456 * target.h (Target::wrap_char): New function.
10457 (Target::Target_info): Add wrap_char field.
10458 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10459 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10460 * testsuite/testfile.cc (Target_test::test_target_info):
10463 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10466 * layout.h (class Layout): Add added_eh_frame_data_ field.
10467 * layout.cc (Layout::Layout): Initialize new field.
10468 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10469 output section until we find a section we merged successfully.
10470 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10471 that the size be non-zero.
10473 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10476 2008-04-08 Craig Silverstein <csilvers@google.com>
10478 * configure.ac: Export new conditional variable HAVE_ZLIB.
10479 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10481 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10482 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10484 2008-04-07 Ian Lance Taylor <iant@google.com>
10486 * version.cc (version_string): Set to "1.5".
10488 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10489 Add issued_non_pic_error_ field. Declare check_non_pic.
10490 (Target_x86_64::Scan::check_non_pic): New function.
10491 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10492 (Target_x86_64::Scan::global): Likewise.
10494 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10495 addend parameter. Change caller. Handle merge sections.
10496 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10497 Address to Addend. Don't add in the result of
10498 local_section_offset, pass down the addend and use the returned
10500 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10501 Update declarations of local_section_offset and symbol_value.
10502 * testsuite/two_file_test_1.cc (t18): New function.
10503 * testsuite/two_file_test_2.cc (f18): New function.
10504 * testsuite/two_file_test_main.cc (main): Call t18.
10505 * testsuite/two_file_test.h (t18, f18): Declare.
10507 * configure.ac: Don't test for objdump, c++filt, or readelf.
10508 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10510 (TEST_READELF): New variable.
10511 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10512 (check_PROGRAMS): Add two_file_strip_test.
10513 (two_file_strip_test): New target.
10514 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10515 (two_file_same_shared_strip_test_SOURCES): New variable.
10516 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10517 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10518 (two_file_same_shared_strip_test_LDADD): New variable.
10519 (two_file_shared_strip.so): New target.
10520 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10521 (ver_test_5.syms, ver_test_7.syms): Likewise.
10522 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10523 (strip_test_3.stdout): Use TEST_OBJDUMP.
10524 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10526 2008-04-04 Cary Coutant <ccoutant@google.com>
10528 * symtab.h (Symbol::is_weak_undefined): New function.
10529 (Symbol::is_strong_undefined): New function.
10530 (Symbol::is_absolute): New function.
10531 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10532 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10534 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10535 (weak_undef_test): New target.
10536 * testsuite/Makefile.in: Rebuild.
10537 * testsuite/weak_undef_file1.cc: New file.
10538 * testsuite/weak_undef_file2.cc: New file.
10539 * testsuite/weak_undef_test.cc: New file.
10541 2008-04-03 Craig Silverstein <csilvers@google.com>
10543 * compressed_output.h (class Output_compressed_section): Use
10545 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10547 (zlib_compressed_suffix): Removed.
10548 (Output_compressed_section::set_final_data_size): Use unsigned
10550 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10551 Fix linker invocation.
10552 (flagstest_o_specialfile_and_compress_debug_sections):
10554 * testsuite/Makefile.in: Regenerated.
10556 2008-04-02 David S. Miller <davem@davemloft.net>
10558 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10559 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10561 2008-04-02 Craig Silverstein <csilvers@google.com>
10565 2008-04-02 Ian Lance Taylor <iant@google.com>
10567 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10568 parameters. Update for new key type to views_. Change all
10570 (File_read::read): Adjust for byteshift in returned view.
10571 (File_read::add_view): New function, broken out of
10572 find_and_make_view.
10573 (File_read::make_view): New function, broken out of
10574 find_and_make_view.
10575 (File_read::find_or_make_view): Add offset and aligned
10576 parameters. Rewrite accordingly. Change all callers.
10577 (File_read::get_view): Add offset and aligned parameters. Adjust
10578 for byteshift in return value.
10579 (File_read::get_lasting_view): Likewise.
10580 * fileread.h (class File_read): Update declarations.
10581 (class File_read::View): Add byteshift_ field. Add byteshift to
10582 constructor. Add byteshift method.
10583 * archive.h (Archive::clear_uncached_views): New function.
10584 (Archive::get_view): Add aligned parameter. Change all callers.
10585 * object.h (Object::get_view): Add aligned parameter. Change all
10587 (Object::get_lasting_view): Likewise.
10589 * fileread.cc (File_read::release): Don't call clear_views if
10590 there are multiple objects.
10591 * fileread.h (File_read::clear_uncached_views): New function.
10592 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10595 2008-03-31 Cary Coutant <ccoutant@google.com>
10597 Add thin archive support.
10598 * archive.cc (Archive::armagt): New const.
10599 (Archive::setup): Remove task parameter and calls to unlock.
10600 (Archive::unlock_nested_archives): New function.
10601 (Archive::read_header): Add nested_off parameter. Change
10603 (Archive::interpret_header): Likewise.
10604 (Archive::include_all_members): Change to handle thin
10606 (Archive::include_member): Likewise.
10607 * archive.h (Archive::Archive): Add new parameters and
10609 (Archive::armagt): New const.
10610 (Archive::setup): Remove task parameter.
10611 (Archive::unlock_nested_archives): New function.
10612 (Archive::read_header): Add nested_off parameter.
10613 (Archive::interpret_header): Likewise.
10614 (Archive::Nested_archive_table): New typedef.
10615 (Archive::is_thin_archive_): New field.
10616 (Archive::nested_archives_): New field.
10617 (Archive::options_): New field.
10618 (Archive::dirpath_): New field.
10619 (Archive::task_): New field.
10620 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10621 for thin archives. Pass additional parameters to
10622 Archive::Archive. Unlock the archive file after calling
10625 2008-03-29 Ian Lance Taylor <iant@google.com>
10627 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10628 version symbol to be local.
10629 * testsuite/ver_test_4.sh: New file.
10630 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10631 (check_DATA): Add ver_test_4.syms.
10632 (ver_test_4.syms): New target.
10633 * testsuite/Makefile.in: Rebuild.
10636 (Output_section::Input_section_sort_entry::has_priority): New
10638 (Output_section::Input_section_sort_entry::match_file_name): New
10640 (Output_section::Input_section_sort_entry::match_section_name):
10642 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10644 (Output_section::Input_section_sort_entry::match_section_file):
10646 (Output_section::Input_section_sort_compare::operator()): Rewrite
10647 using new Input_section_sort_entry functions. Sort crtbegin and
10648 crtend first. Sort sections with no priority before sections with
10650 * testsuite/initpri1.c (d3): Check j != 4.
10651 (cd5): New constructor/destructor function.
10652 (main): Check j != 2.
10654 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10655 new symbol when resolving, don't call set_is_default.
10656 * testsuite/ver_test_7.cc: New file.
10657 * testsuite/ver_test_7.sh: New file.
10658 * testsuite/Makefile.am (ver_test_7.so): New target.
10659 (ver_test_7.o): New target.
10660 (check_SCRIPTS): Add ver_test_7.sh.
10661 (check_DATA): Add ver_test_7.syms.
10662 (ver_test_7.syms): New target.
10664 2008-03-28 Ian Lance Taylor <iant@google.com>
10666 * layout.cc (Layout::layout): If we see an input section with a
10667 name that needs sorting, set the must_sort flag for the output
10669 (Layout::make_output_section): If the name of the output section
10670 indicates that it might require sorting, set the may_sort flag.
10671 * output.h (Output_section::may_sort_attached_input_sections): New
10673 (Output_section::set_may_sort_attached_input_sections): New
10675 (Output_section::must_sort_attached_input_sections): New
10677 (Output_section::set_must_sort_attached_input_sections): New
10679 (class Output_section): Declare Input_section_sort_entry. Define
10680 Input_section_sort_compare. Declare
10681 sort_attached_input_sections. Add new fields:
10682 may_sort_attached_input_sections_,
10683 must_sort_attached_input_sections_,
10684 attached_input_sections_are_sorted_.
10685 * output.cc (Output_section::Output_section): Initialize new
10687 (Output_section::add_input_section): Add an entry to
10688 input_sections_ if may_sort or must_sort are true.
10689 (Output_section::set_final_data_size): Call
10690 sort_attached_input_sections if necessary.
10691 (Output_section::Input_section_sort_entry): Define new class.
10692 (Output_section::Input_section_sort_compare::operator()): New
10694 (Output_section::sort_attached_input_sections): New function.
10695 * configure.ac: Check whether the compiler supports constructor
10696 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10697 * testsuite/initpri1.c: New file.
10698 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10699 CONSTRUCTOR_PRIORITY.
10700 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10701 (initpri1_LDFLAGS): New variable.
10702 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10704 2008-03-27 Ian Lance Taylor <iant@google.com>
10706 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10707 * testsuite/common_test_1.c: New file.
10708 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10709 (common_test_1_SOURCES): New variable.
10710 (common_test_1_DEPENDENCIES): New variable.
10711 (common_test_1_LDFLAGS): New variable.
10713 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10714 and commons_ correctly when NAME/VERSION does not override
10716 * testsuite/ver_test_6.c: New file.
10717 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10718 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10719 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10721 2008-03-26 Ian Lance Taylor <iant@google.com>
10723 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10724 of an undefined symbol from a version script.
10725 * testsuite/Makefile.am (ver_test_5.so): New target.
10726 (ver_test_5.o): New target.
10727 (check_SCRIPTS): Add ver_test_5.sh.
10728 (check_DATA): Add ver_test_5.syms.
10729 (ver_test_5.syms): New target.
10730 * testsuite/ver_test_5.cc: New file.
10731 * testsuite/ver_test_5.script: New file.
10732 * testsuite/ver_test_5.sh: New file.
10733 * Makefile.in, testsuite/Makefile.in: Rebuild.
10736 Fix problems building gold with gcc 4.3.0.
10737 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10738 (gold_error_at_location, gold_warning_at_location): Use it.
10739 * configure.ac: Check whether we can compile and use a template
10740 function with a printf attribute.
10741 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10742 when jumping over bytes.
10743 * object.cc: Instantiate Object::read_section_data.
10744 * debug.h: Include <cstring>
10745 * dwarf_reader.cc: Include <algorithm>
10746 * main.cc: Include <cstring>.
10747 * options.cc: Include <cstring>.
10748 * output.cc: Include <cstring>.
10749 * script.cc: Include <cstring>.
10750 * script.h: Include <string>.
10751 * symtab.cc: Include <cstring> and <algorithm>.
10752 * target-select.cc: Include <cstring>.
10753 * version.cc: Include <string>.
10754 * testsuite/testmain.cc: Include <cstdlib>.
10755 * configure, config.in: Rebuild.
10757 2008-03-25 Ian Lance Taylor <iant@google.com>
10759 * options.cc: Include "../bfd/bfdver.h".
10760 (options::help): Print bug reporting address.
10762 * version.cc (print_version): Adjust output for current value of
10763 BFD_VERSION_STRING.
10767 * options.cc (options::help): Print list of supported targets.
10768 * target-select.h: Include <vector>.
10769 (class Target_selector): Make machine_, size_, and is_big_endian_
10770 fields const. Add bfd_name_ and instantiated_target_ fields.
10771 (Target_selector::Target_selector): Add bfd_name parameter.
10772 (Target_selector::recognize): Make non-virtual, call
10774 (Target_selector::recognize_by_name): Make non-virtual, call
10775 do_recognize_by_name.
10776 (Target_selector::supported_names): New function.
10777 (Target_selector::bfd_name): New function.
10778 (Target_selector::do_instantiate_target): New pure virtual
10780 (Target_selector::do_recognize): New virtual function.
10781 (Target_selector::do_recognize_by_name): New virtual function.
10782 (Target_selector::instantiate_target): New private function.
10783 (supported_target_names): Declare.
10784 * target-select.cc (Target_selector::Target_selector): Update for
10785 new parameter and fields.
10786 (select_target_by_name): Check that the name matches before
10787 calling recognize_by_name.
10788 (supported_target_names): New function.
10789 * i386.cc (class Target_selector_i386): Update Target_selector
10790 constructor call. Remove recognize and recognize_by_name. Add
10791 do_instantiate_target.
10792 * x86_64.cc (class Target_selector_x86_64): Likewise.
10793 * testsuite/testfile.cc (class Target_selector_test): Update for
10794 changes to Target_selector.
10796 * README: Rewrite, with some notes on unsupported features.
10798 2008-03-24 Cary Coutant <ccoutant@google.com>
10800 * i386.cc (Target_i386::Got_type): New enum declaration.
10801 (Target_i386::Scan::local): Updated callers of Output_data_got
10803 (Target_i386::Scan::global): Likewise.
10804 (Target_i386::Relocate::relocate): Likewise.
10805 (Target_i386::Relocate::relocate_tls): Likewise.
10806 * object.h (Got_offset_list): New class.
10807 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10808 (Sized_relobj::local_got_offset): Likewise.
10809 (Sized_relobj::set_local_got_offset): Likewise.
10810 (Sized_relobj::local_has_tls_got_offset): Removed.
10811 (Sized_relobj::local_tls_got_offset): Removed.
10812 (Sized_relobj::set_local_tls_got_offset): Removed.
10813 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10814 * output.cc (Output_data_got::add_global): Added got_type parameter.
10815 (Output_data_got::add_global_with_rel): Likewise.
10816 (Output_data_got::add_global_with_rela): Likewise.
10817 (Output_data_got::add_global_pair_with_rel): New function.
10818 (Output_data_got::add_global_pair_with_rela): New function.
10819 (Output_data_got::add_local): Added got_type parameter.
10820 (Output_data_got::add_local_with_rel): Likewise.
10821 (Output_data_got::add_local_with_rela): Likewise.
10822 (Output_data_got::add_local_pair_with_rel): New function.
10823 (Output_data_got::add_local_pair_with_rela): New function.
10824 (Output_data_got::add_global_tls): Removed.
10825 (Output_data_got::add_global_tls_with_rel): Removed.
10826 (Output_data_got::add_global_tls_with_rela): Removed.
10827 (Output_data_got::add_local_tls): Removed.
10828 (Output_data_got::add_local_tls_with_rel): Removed.
10829 (Output_data_got::add_local_tls_with_rela): Removed.
10830 * output.h (Output_data_got::add_global): Added got_type parameter.
10831 (Output_data_got::add_global_with_rel): Likewise.
10832 (Output_data_got::add_global_with_rela): Likewise.
10833 (Output_data_got::add_global_pair_with_rel): New function.
10834 (Output_data_got::add_global_pair_with_rela): New function.
10835 (Output_data_got::add_local): Added got_type parameter.
10836 (Output_data_got::add_local_with_rel): Likewise.
10837 (Output_data_got::add_local_with_rela): Likewise.
10838 (Output_data_got::add_local_pair_with_rel): New function.
10839 (Output_data_got::add_local_pair_with_rela): New function.
10840 (Output_data_got::add_global_tls): Removed.
10841 (Output_data_got::add_global_tls_with_rel): Removed.
10842 (Output_data_got::add_global_tls_with_rela): Removed.
10843 (Output_data_got::add_local_tls): Removed.
10844 (Output_data_got::add_local_tls_with_rel): Removed.
10845 (Output_data_got::add_local_tls_with_rela): Removed.
10846 * resolve.cc (Symbol::override_base_with_special): Removed
10847 reference to has_got_offset_ field.
10848 * symtab.cc (Symbol::init_fields): Replaced initialization
10849 of got_offset_ with got_offsets_. Removed initialization
10851 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10852 (Symbol::got_offset): Likewise.
10853 (Symbol::set_got_offset): Likewise.
10854 (Symbol::has_tls_got_offset): Removed.
10855 (Symbol::tls_got_offset): Removed.
10856 (Symbol::set_tls_got_offset): Removed.
10857 (Symbol::got_offset_): Removed.
10858 (Symbol::tls_mod_got_offset_): Removed.
10859 (Symbol::tls_pair_got_offset_): Removed.
10860 (Symbol::got_offsets_): New field.
10861 (Symbol::has_got_offset): Removed.
10862 (Symbol::has_tls_mod_got_offset): Removed.
10863 (Symbol::has_tls_pair_got_offset): Removed.
10864 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10865 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10867 (Target_x86_64::Scan::global): Likewise.
10868 (Target_x86_64::Relocate::relocate): Likewise.
10869 (Target_x86_64::Relocate::relocate_tls): Likewise.
10871 2008-03-25 Ben Elliston <bje@au.ibm.com>
10873 * yyscript.y: Fix spelling error in comment.
10875 2008-03-24 Ian Lance Taylor <iant@google.com>
10877 * options.h (class General_options): Define build_id option.
10878 * layout.h (class Layout): Declare write_build_id, create_note,
10879 create_build_id. Add build_id_note_ member.
10880 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10881 "libiberty.h", "md5.h", "sha1.h".
10882 (Layout::Layout): Initialize eh_frame_data_,
10883 eh_frame_hdr_section_, and build_id_note_.
10884 (Layout::finalize): Call create_build_id.
10885 (Layout::create_note): New function, broken out of
10886 Layout::create_gold_note.
10887 (Layout::create_gold_note): Call create_note.
10888 (Layout::create_build_id): New function.
10889 (Layout::write_build_id): New function.
10890 (Close_task_runner::run): Call write_build_id.
10892 * x86_64.cc: Correct license to GPLv3.
10894 2008-03-23 Ian Lance Taylor <iant@google.com>
10896 * options.cc: Include "demangle.h".
10897 (parse_optional_string): New function.
10898 (parse_long_option): Handle takes_optional_argument.
10899 (parse_short_option): Update dash_z initializer. Handle
10900 takes_optional_argument.
10901 (General_options::General_options): Initialize do_demangle_.
10902 (General_options::finalize): Set do_demangle_. Handle demangling
10904 * options.h (parse_optional_string): Declare.
10905 (struct One_option): Add optional_arg field. Update constructor.
10906 Update call constructor calls. Add takes_optional_argument
10908 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10909 (DEFINE_optional_string): Define.
10910 (General_options::demangle): Change from DEFINE_bool to
10911 DEFINE_optional_string.
10912 (General_options::no_demangle): New function.
10913 (General_options::do_demangle): New function.
10914 (General_options::set_do_demangle): New function.
10915 (General_options::execstack_status_): Move definition to end of
10917 (General_options::static_): Likewise.
10918 (General_options::do_demangle_): New field.
10919 * object.cc (big_endian>::get_symbol_location_info): Call
10920 Options::do_demangle, not Options::demangle.
10921 * symtab.cc (demangle): Likewise.
10923 2008-03-22 Ian Lance Taylor <iant@google.com>
10925 * gold.h: Include <cstddef> and <sys/types.h>
10926 * options.h: Include <cstring>.
10928 2008-03-21 Ian Lance Taylor <iant@google.com>
10930 * Added source code to GNU binutils.