1 2011-06-02 Cary Coutant <ccoutant@google.com>
4 * gold/archive.cc (Archive::Archive): Initialize new data member.
5 (Archive::include_all_members): Return if archive has already been
7 * gold/archive.h (Archive::include_all_members_): New data member.
9 2011-06-02 Nick Clifton <nickc@redhat.com>
11 * dynobj.h: Fix spelling mistake in comment.
12 * output.cc: Likewise.
14 2011-05-31 Doug Kwan <dougkwan@google.com>
18 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
19 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
20 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
21 redundant arm_exidx_test.so.
22 * testsuite/Makefile.in: Regenerate.
23 (check_SCRIPTS): Add pr12826.sh
24 (check_DATA): Add pr12826.stdout
25 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
26 * testsuite/pr12826.sh: New file.
27 * testsuite/pr12826_1.s: Ditto.
28 * testsuite/pr12826_1.s: Ditto.
30 2011-05-30 Ian Lance Taylor <iant@google.com>
32 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
35 2011-05-29 Ian Lance Taylor <iant@google.com>
38 * testsuite/Makefile.am: Use different file name for two_file_test
39 temporary file for each incremental test.
40 * testsuite/Makefile.in: Rebuild.
42 2011-05-29 Ian Lance Taylor <iant@google.com>
44 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
45 binary input file is empty.
47 2011-05-27 Ian Lance Taylor <iant@google.com>
49 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
50 (ver_test_9.so): Likewise.
51 * testsuite/Makefile.in: Rebuild.
53 2011-05-26 Cary Coutant <ccoutant@google.com>
55 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
56 * incremental.cc (Incremental_inputs::report_input_section): Fix
58 (Incremental_inputs::report_comdat_group): New function.
59 (Output_section_incremental_inputs::set_final_data_size): Adjust size
60 of data for incremental input file entry.
61 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
62 group count, COMDAT group signatures.
63 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
64 an unchanged input file.
65 * incremental.h (Incremental_object_entry::Incremental_object_entry):
66 Initialize new data member.
67 (Incremental_object_entry::add_comdat_group): New function.
68 (Incremental_object_entry::get_comdat_group_count): New function.
69 (Incremental_object_entry::get_comdat_signature_key): New function.
70 (Incremental_object_entry::groups_): New data member.
71 (Incremental_inputs::report_comdat_group): New function.
72 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
73 data for incremental input file entry.
74 (Incremental_input_entry_reader::get_comdat_group_count): New function.
75 (Incremental_input_entry_reader::get_input_section): Adjust size of
76 data for incremental input file entry.
77 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
78 (Incremental_input_entry_reader::get_comdat_group_signature): New
80 * object.cc (Sized_relobj::include_section_group): Report kept
81 COMDAT groups for incremental links.
83 2011-05-24 David Meyer <pdox@google.com>
85 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
86 with name parameter. Add found_name parameter.
87 * fileread.cc (Input_file::find_file): Adjust code accordingly.
88 * dirsearch.h (class Dirsearch): Update declaration.
90 2011-05-24 Ian Lance Taylor <iant@google.com>
92 * archive.cc (Library_base::should_include_member): Pull in object
93 from archive if it defines the entry symbol.
94 * parameters.cc (Parameters::entry): New function.
95 * parameters.h (class Parameters): Declare entry.
96 * output.h (class Output_file_header): Remove entry_ field.
97 * output.cc (Output_file_header::Output_file_header): Remove entry
98 parameter. Change all callers.
99 (Output_file_header::entry): Use parameters->entry.
100 * gold.cc (queue_middle_tasks): Likewise.
101 * plugin.cc (Plugin_hook::run): Likewise.
103 2011-05-24 Cary Coutant <ccoutant@google.com>
105 * gold.cc (queue_initial_tasks): Pass incremental base filename
106 to Output_file::open_base_file; don't print error message.
107 * incremental-dump.cc (main): Adjust call to
108 Output_file::open_for_modification.
109 * incremental-dump.cc (main): Likewise.
110 * incremental.cc (Incremental_inputs::report_command_line):
111 Ignore --incremental-base option when comparing command lines.
112 Ignore parameter when given as separate argument.
113 * options.h (class General_options): Add --incremental-base.
114 * output.cc (Output_file::Output_file):
115 (Output_file::open_base_file): Add base_name and writable parameters;
116 read base file into new file; print error message here.
117 (Output_file::map_no_anonymous): Add writable parameter; adjust all
119 * output.h (Output_file::open_for_modification): Rename to...
120 (Output_file::open_base_file): ...this; add base_name and
121 writable parameters; adjust all callers.
122 (Output_file::map_no_anonymous): Add writable parameter; adjust all
124 * testsuite/Makefile.am (incremental_test_4): Test
126 * testsuite/Makefile.in: Regenerate.
128 2011-05-24 Cary Coutant <ccoutant@google.com>
130 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
132 * testsuite/Makefile.in: Regenerate.
133 * testsuite/two_file_test_1_v1.cc: New test source file.
134 * testsuite/two_file_test_1b_v1.cc: New test source file.
135 * testsuite/two_file_test_2_v1.cc: New test source file.
137 2011-05-24 Cary Coutant <ccoutant@google.com>
139 * dynobj.h (Dynobj::do_dynobj): New function.
140 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
141 flag and soname for shared objects.
142 * incremental.cc (Incremental_inputs::report_object): Make
143 either Incremental_object_entry or Incremental_dynobj_entry; add
144 soname to string table.
145 (Incremental_inputs::report_input_section): Add assertion.
146 (Output_section_incremental_inputs::set_final_data_size): Adjust
147 type of input file entry for shared libraries; adjust size of
148 shared library info entry.
149 (Output_section_incremental_inputs::write_input_files): Write
150 as_needed flag for shared libraries.
151 (Output_section_incremental_inputs::write_info_blocks): Adjust type
152 of input file entry for shared libraries; write soname.
153 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
154 soname from incremental info.
155 * incremental.h (enum Incremental_input_flags): Add
156 INCREMENTAL_INPUT_AS_NEEDED.
157 (Incremental_input_entry::Incremental_input_entry): Initialize new
159 (Incremental_input_entry::set_as_needed): New function.
160 (Incremental_input_entry::as_needed): New function.
161 (Incremental_input_entry::do_dynobj_entry): New function.
162 (Incremental_input_entry::as_needed_): New data member.
163 (Incremental_object_entry::Incremental_object_entry): Don't check
165 (Incremental_object_entry::do_type): Likewise.
166 (class Incremental_dynobj_entry): New class.
167 (Incremental_input_entry_reader::as_needed): New function.
168 (Incremental_input_entry_reader::get_soname): New function.
169 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
170 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
171 size of shared library info entry.
172 * layout.cc (Layout::finish_dynamic_section): Don't test for
173 incremental link when adding DT_NEEDED entries.
174 * object.h (Object::Object): Initialize new data member.
175 (Object::dynobj): New function.
176 (Object::set_as_needed): New function.
177 (Object::as_needed): New function.
178 (Object::do_dynobj): New function.
179 (Object::as_needed_): New data member.
181 2011-05-24 Cary Coutant <ccoutant@google.com>
183 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
184 info; adjust display of GOT entries.
185 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
186 vector of input objects; remove file_status_.
187 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
188 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
189 got_plt reader; call target hooks to reserve GOT entries.
190 (Output_section_incremental_inputs::set_final_data_size): Adjust size
191 of input file info header and GOT info entry.
192 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
194 (Got_plt_view_info::got_descriptor): Remove.
195 (Got_plt_view_info::sym_index): New data member.
196 (Got_plt_view_info::input_index): New data member.
197 (Local_got_offset_visitor::visit): Write input file index.
198 (Global_got_offset_visitor::visit): Write 0 for input file index.
199 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
200 with sym_index and input_index.
201 (Output_section_incremental_inputs::write_got_plt): Adjust size of
202 incremental info GOT entry; replace got_descriptor with input_index.
203 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
204 map from input file index to object.
205 (Sized_relobj_incr::do_layout): Replace direct data member reference
206 with accessor function.
207 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
208 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
209 Adjust size of input file info header.
210 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
211 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
212 (Incremental_input_entry_reader::get_input_section): Adjust size of
213 input file info header.
214 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
215 of incremental info GOT entry.
216 (Incremental_got_plt_reader::get_got_desc): Remove.
217 (Incremental_got_plt_reader::get_got_symndx): New function.
218 (Incremental_got_plt_reader::get_got_input_index): New function.
219 (Sized_incremental_binary::Sized_incremental_binary): Remove
220 file_status_; add input_objects_.
221 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
222 (Sized_incremental_binary::set_file_is_unchanged): Remove.
223 (Sized_incremental_binary::file_is_unchanged): Remove.
224 (Sized_incremental_binary::set_input_object): New function.
225 (Sized_incremental_binary::input_object): New function.
226 (Sized_incremental_binary::file_status_): Remove.
227 (Sized_incremental_binary::input_objects_): New data member.
228 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
230 (Sized_relobj_incr::invalid_address): Move to base class.
231 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
233 (Sized_relobj_incr::do_output_section_offset): Likewise.
234 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
235 (Sized_relobj_incr::section_offsets_): Likewise.
236 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
238 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
239 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
240 with accessor function.
241 (Sized_relobj_file::do_layout): Likewise.
242 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
243 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
244 (Sized_relobj_file::compute_final_local_value): Replace refs to
245 section_offsets_ with accessor function.
246 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
247 * object.h (Relobj::Relobj): Initialize new data members.
248 (Relobj::add_dyn_reloc): New function.
249 (Relobj::first_dyn_reloc): New function.
250 (Relobj::dyn_reloc_count): New function.
251 (Relobj::first_dyn_reloc_): New data member.
252 (Relobj::dyn_reloc_count_): New data member.
253 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
255 (Sized_relobj::Address): New typedef.
256 (Sized_relobj::invalid_address): Move here from child class.
257 (Sized_relobj::Sized_relobj): Initialize new data members.
258 (Sized_relobj::sized_relobj): New function.
259 (Sized_relobj::is_output_section_offset_invalid): Move here from
261 (Sized_relobj::get_output_section_offset): Likewise.
262 (Sized_relobj::local_has_got_offset): Likewise.
263 (Sized_relobj::local_got_offset): Likewise.
264 (Sized_relobj::set_local_got_offset): Likewise.
265 (Sized_relobj::do_for_all_local_got_entries): Likewise.
266 (Sized_relobj::clear_got_offsets): New function.
267 (Sized_relobj::section_offsets): Move here from child class.
268 (Sized_relobj::do_output_section_offset): Likewise.
269 (Sized_relobj::do_set_section_offset): Likewise.
270 (Sized_relobj::Local_got_offsets): Likewise.
271 (Sized_relobj::local_got_offsets_): Likewise.
272 (Sized_relobj::section_offsets_): Likewise.
273 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
275 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
277 (Sized_relobj_file::sized_relobj): New function
278 (Sized_relobj_file::local_has_got_offset): Move to base class.
279 (Sized_relobj_file::local_got_offset): Likewise.
280 (Sized_relobj_file::set_local_got_offset): Likewise.
281 (Sized_relobj_file::get_output_section_offset): Likewise.
282 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
283 (Sized_relobj_file::do_output_section_offset): Likewise.
284 (Sized_relobj_file::do_set_section_offset): Likewise.
285 (Sized_relobj_file::Local_got_offsets): Likewise.
286 (Sized_relobj_file::local_got_offsets_): Likewise.
287 (Sized_relobj_file::section_offsets_): Likewise.
288 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
290 (set_needs_dynsym_index): Convert relobj to derived class pointer.
291 (Output_reloc::get_symbol_index): Likewise.
292 (Output_reloc::local_section_offset): Likewise.
293 (Output_reloc::get_address): Likewise.
294 (Output_reloc::symbol_value): Likewise.
295 (Output_data_got::reserve_slot): Move to class definition.
296 (Output_data_got::reserve_local): New function.
297 (Output_data_got::reserve_slot_for_global): Remove.
298 (Output_data_got::reserve_global): New function.
299 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
300 (all constructors, two instantiations).
301 (Output_reloc::get_relobj): New function (two instantiations).
302 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
303 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
304 (Output_data_reloc::add_global): Adjust type of relobj.
305 (Output_data_reloc::add_global_relative): Likewise.
306 (Output_data_reloc::add_symbolless_global_addend): Likewise.
307 (Output_data_reloc::add_local): Likewise.
308 (Output_data_reloc::add_local_relative): Likewise.
309 (Output_data_reloc::add_symbolless_local_addend): Likewise.
310 (Output_data_reloc::add_local_section): Likewise.
311 (Output_data_reloc::add_output_section): Likewise.
312 (Output_data_reloc::add_absolute): Likewise.
313 (Output_data_reloc::add_target_specific): Likewise.
314 (Output_data_got::reserve_slot): Move definition here.
315 (Output_data_got::reserve_local): New function.
316 (Output_data_got::reserve_global): New function.
317 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
318 section_offsets_ with accessor function.
319 (Sized_relobj_file::write_sections): Likewise.
320 (Sized_relobj_file::do_relocate_sections): Likewise.
321 * target.h (Sized_target::reserve_local_got_entry): New function.
322 (Sized_target::reserve_global_got_entry): New function.
323 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
324 (Target_x86_64::reserve_global_got_entry): New function.
325 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
327 2011-05-23 Cary Coutant <ccoutant@google.com>
329 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
330 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
331 bit when checking got_type.
332 * incremental.cc (Sized_incremental_binary::setup_readers):
333 Store symbol table and string table locations; initialize bit vector
334 of file status flags.
335 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
337 (Sized_incremental_binary::do_process_got_plt): New function.
338 (Sized_incremental_binary::get_symtab_view): Use stored locations.
339 (Output_section_incremental_inputs::set_final_data_size): Record
340 file index for each input file.
341 (Output_section_incremental_inputs::write_got_plt): Store file index
342 instead of input entry offset for each GOT entry.
344 (Incremental_input_entry::Incremental_input_entry): Initialize new
346 (Incremental_input_entry::set_offset): Store file index.
347 (Incremental_input_entry::get_file_index): New function.
348 (Incremental_input_entry::file_index_): New data member.
349 (Incremental_binary::process_got_plt): New function.
350 (Incremental_binary::do_process_got_plt): New function.
351 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
353 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
354 (Sized_incremental_binary::set_file_is_unchanged): New function.
355 (Sized_incremental_binary::file_is_unchanged): New function.
356 (Sized_incremental_binary::do_process_got_plt): New function.
357 (Sized_incremental_binary::file_status_): New data member.
358 (Sized_incremental_binary::main_symtab_loc_): New data member.
359 (Sized_incremental_binary::main_strtab_loc_): New data member.
360 * output.cc (Output_data_got::Got_entry::write): Add case
362 (Output_data_got::add_global): Call add_got_entry.
363 (Output_data_got::add_global_plt): Likewise.
364 (Output_data_got::add_global_with_rel): Likewise.
365 (Output_data_got::add_global_with_rela): Likewise.
366 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
367 (Output_data_got::add_global_pair_with_rela): Likewise.
368 (Output_data_got::add_local): Call add_got_entry.
369 (Output_data_got::add_local_plt): Likewise.
370 (Output_data_got::add_local_with_rel): Likewise.
371 (Output_data_got::add_local_with_rela): Likewise.
372 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
373 (Output_data_got::add_local_pair_with_rela): Likewise.
374 (Output_data_got::reserve_slot): New function.
375 (Output_data_got::reserve_slot_for_global): New function.
376 (Output_data_got::add_got_entry): New function.
377 (Output_data_got::add_got_entry_pair): New function.
378 (Output_section::add_output_section_data): Edit FIXME.
380 (Output_section_data_build::Output_section_data_build): New
381 constructor with size parameter.
382 (Output_data_space::Output_data_space): Likewise.
383 (Output_data_got::Output_data_got): Initialize new data member; new
384 constructor with size parameter.
385 (Output_data_got::add_constant): Call add_got_entry.
386 (Output_data_got::reserve_slot): New function.
387 (Output_data_got::reserve_slot_for_global): New function.
388 (class Output_data_got::Got_entry): Add RESERVED_CODE.
389 (Output_data_got::add_got_entry): New function.
390 (Output_data_got::add_got_entry_pair): New function.
391 (Output_data_got::free_list_): New data member.
392 * target.h (Sized_target::init_got_plt_for_update): New function.
393 (Sized_target::register_global_plt_entry): New function.
394 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
395 Initialize new data member; call init; add constructor with PLT count.
396 (Output_data_plt_x86_64::init): New function.
397 (Output_data_plt_x86_64::add_relocation): New function.
398 (Output_data_plt_x86_64::reserve_slot): New function.
399 (Output_data_plt_x86_64::free_list_): New data member.
400 (Target_x86_64::init_got_plt_for_update): New function.
401 (Target_x86_64::register_global_plt_entry): New function.
402 (Output_data_plt_x86_64::add_entry): Allocate from free list for
404 (Output_data_plt_x86_64::add_relocation): New function.
405 * testsuite/object_unittest.cc (Object_test): Set default options.
407 2011-05-16 Ian Lance Taylor <iant@google.com>
409 * options.h (class General_options): Make -i a synonym for -r.
411 2011-05-16 Ian Lance Taylor <iant@google.com>
413 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
415 2011-05-10 Cary Coutant <ccoutant@google.com>
417 * object.cc (Sized_relobj::do_count_local_symbols): Check for
420 2011-05-06 Ian Lance Taylor <iant@google.com>
422 * layout.cc (Layout::layout): If the output section flags change,
425 2011-04-25 Cary Coutant <ccoutant@google.com>
427 * incremental-dump.cc (dump_incremental_inputs): Print local
428 symbol info for each input file.
430 (Output_section_incremental_inputs::set_final_data_size): Add local
431 symbol info to input file entries in incremental info.
432 (Output_section_incremental_inputs::write_info_blocks): Likewise.
433 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
434 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
435 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
437 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
438 (Sized_incr_relobj::do_relocate): Write the local symbols.
439 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
440 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
441 Adjust size of input file header.
442 (Incremental_inputs_reader::get_local_symbol_offset): New function.
443 (Incremental_inputs_reader::get_local_symbol_count): New function.
444 (Incremental_inputs_reader::get_input_section): Adjust size of input
446 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
447 (Sized_incr_relobj::This): New typedef.
448 (Sized_incr_relobj::sym_size): New const data member.
449 (Sized_incr_relobj::Local_symbol): New struct.
450 (Sized_incr_relobj::do_output_local_symbol_count): New function.
451 (Sized_incr_relobj::do_local_symbol_offset): New function.
452 (Sized_incr_relobj::local_symbol_count_): New data member.
453 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
454 (Sized_incr_relobj::local_symbol_index_): New data member.
455 (Sized_incr_relobj::local_symbol_offset_): New data member.
456 (Sized_incr_relobj::local_dynsym_offset_): New data member.
457 (Sized_incr_relobj::local_symbols_): New data member.
458 * object.h (Relobj::output_local_symbol_count): New function.
459 (Relobj::local_symbol_offset): New function.
460 (Relobj::do_output_local_symbol_count): New function.
461 (Relobj::do_local_symbol_offset): New function.
462 (Sized_relobj::do_output_local_symbol_count): New function.
463 (Sized_relobj::do_local_symbol_offset): New function.
465 2011-04-22 Vladimir Simonov <sv@sw.ru>
467 * descriptors.cc (set_close_on_exec): New function.
468 (Descriptors::open): Use set_close_on_exec.
469 * output.cc (S_ISLNK): Define if not defined.
471 2011-04-22 Cary Coutant <ccoutant@google.com>
473 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
475 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
476 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
477 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
479 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
480 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
481 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
483 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
485 (Incremental_binary::apply_incremental_relocs): New function.
486 (Incremental_binary::do_apply_incremental_relocs): New function.
487 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
489 (Sized_incremental_binary::add_global_symbol): New function.
490 (Sized_incremental_binary::global_symbol): New function.
491 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
492 (Sized_incremental_binary::symbol_map_): New data member.
493 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
494 * target.h (Sized_target::apply_relocation): New function.
495 * target-reloc.h (apply_relocation): New function.
496 * x86_64.cc (Target_x86_64::apply_relocation): New function.
498 2011-04-22 Doug Kwan <dougkwan@google.com>
500 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
501 flag of a SHT_ARM_EXIDX section.
502 * testsuite/Makefile.am (arm_exidx_test): New test rules.
503 * testsuite/Makefile.in: Regenerate.
504 * testsuite/arm_exidx_test.s: New file.
505 * testsuite/arm_exidx_test.sh: Same.
507 2011-04-20 Cary Coutant <ccoutant@google.com>
510 * archive.h (Incremental_archive_entry::Archive_member):
511 Initialize arg_serial_ (second constructor).
513 2011-04-17 Ian Lance Taylor <iant@google.com>
515 * object.cc (Relocate_info::location): Simplify location string.
516 * errors.cc (Errors::error_at_location): Don't print program
518 (Errors::warning_at_location): Likewise.
519 (Errors::undefined_symbol): Likewise.
520 * testsuite/debug_msg.sh: Update accordingly.
522 2011-04-14 Cary Coutant <ccoutant@google.com>
524 * gold/layout.cc (Layout::symtab_section_offset): New function.
525 * gold/layout.h (Layout::symtab_section_offset): New function.
526 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
528 2011-04-12 Ian Lance Taylor <iant@google.com>
530 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
532 * output.h (class Output_file): Add map_is_allocated_ field.
533 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
534 not available, provide stubs. If mremap is not available, #define
536 (MREMAP_MAYMOVE): Define if not defined.
537 (Output_file::Output_file): Initialize map_is_allocated_.
538 (Output_file::resize): Check map_is_allocated_.
539 (Output_file::map_anonymous): If mmap fails, use malloc.
540 (Output_file::unmap): Don't do anything for an anonymous map.
541 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
542 is not available, provide stubs.
543 (File_read::View::~View): Use free rather than delete[].
544 (File_read::make_view): Use malloc rather than new[]. If mmap
546 (File_read::find_or_make_view): Use malloc rather than new[].
547 * gold.h: Remove HAVE_REMAP code.
548 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
549 exists. Rename mremap to gold_mremap. If mmap is not available
551 * configure, config.in: Rebuild.
553 2011-04-11 Ian Lance Taylor <iant@google.com>
555 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
556 initialize local variable v.
558 2011-04-11 Cary Coutant <ccoutant@google.com>
560 * archive.cc (Archive::include_member): Adjust call to
562 (Add_archive_symbols::run): Track argument serial numbers.
563 (Lib_group::include_member): Likewise.
564 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
565 * archive.h (Incremental_archive_entry::Archive_member):
566 Initialize arg_serial_.
567 (Archive_member::arg_serial_): New data member.
568 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
569 (Sized_dynobj::do_add_symbols): Track symbols when doing an
571 (Sized_dynobj::do_for_all_local_got_entries): New function.
572 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
574 * fileread.cc (get_mtime): New function.
575 * fileread.h (get_mtime): New function.
576 * gold.cc (queue_initial_tasks): Check for incremental update.
577 (process_incremental_input): New function.
578 (queue_middle_tasks): Don't force valid target for incremental
580 * incremental-dump.cc (find_input_containing_global): Adjust
581 size of symbol info entry.
582 (dump_incremental_inputs): Dump argument serial number and
583 in_system_directory flag; bias shndx by 1; print symbol names
584 when dumping per-file symbol lists; use new symbol info readers.
586 (Output_section_incremental_inputs:update_data_size): New function.
587 (Sized_incremental_binary::setup_readers): Setup input readers
588 for each input file; build maps for files added from libraries
590 (Sized_incremental_binary::check_input_args): New function.
591 (Sized_incremental_binary::do_check_inputs): Build map of argument
592 serial numbers to input arguments.
593 (Sized_incremental_binary::do_file_has_changed): Rename
594 do_file_is_unchanged to this; compare file modification times.
595 (Sized_incremental_binary::do_init_layout): New function.
596 (Sized_incremental_binary::do_reserve_layout): New function.
597 (Sized_incremental_binary::do_get_input_reader): Remove.
598 (Sized_incremental_binary::get_symtab_view): New function.
599 (Incremental_checker::can_incrementally_link_output_file): Remove.
600 (Incremental_inputs::report_command_line): Exclude --debug options.
601 (Incremental_inputs::report_archive_begin): Add parameter; track
602 argument serial numbers; don't put input file entry for archive
603 before archive members.
604 (Incremental_inputs::report_archive_end): Put input file entry
605 for archive after archive members.
606 (Incremental_inputs::report_object): Add parameter; track argument
607 serial numbers and in_system_directory flag.
608 (Incremental_inputs::report_script): Add parameter; track argument
610 (Output_section_incremental_inputs::set_final_data_size): Adjust
611 size of symbol info entry; check for forwarding symbols.
612 (Output_section_incremental_inputs::write_input_files): Write
613 in_system_directory flag and argument serial number.
614 (Output_section_incremental_inputs::write_info_blocks): Map section
615 indices between incremental info and original input file; store
616 input section index for each symbol.
617 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
618 change operator() to visit().
619 (class Global_got_offset_visitor): Likewise.
620 (class Global_symbol_visitor_got_plt):
621 (Output_section_incremental_inputs::write_got_plt): Use new visitor
623 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
624 (Sized_incr_relobj::do_read_symbols): New function.
625 (Sized_incr_relobj::do_layout): New function.
626 (Sized_incr_relobj::do_layout_deferred_sections): New function.
627 (Sized_incr_relobj::do_add_symbols): New function.
628 (Sized_incr_relobj::do_should_include_member): New function.
629 (Sized_incr_relobj::do_for_all_global_symbols): New function.
630 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
631 (Sized_incr_relobj::do_section_size): New function.
632 (Sized_incr_relobj::do_section_name): New function.
633 (Sized_incr_relobj::do_section_contents): New function.
634 (Sized_incr_relobj::do_section_flags): New function.
635 (Sized_incr_relobj::do_section_entsize): New function.
636 (Sized_incr_relobj::do_section_address): New function.
637 (Sized_incr_relobj::do_section_type): New function.
638 (Sized_incr_relobj::do_section_link): New function.
639 (Sized_incr_relobj::do_section_info): New function.
640 (Sized_incr_relobj::do_section_addralign): New function.
641 (Sized_incr_relobj::do_initialize_xindex): New function.
642 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
643 (Sized_incr_relobj::do_read_relocs): New function.
644 (Sized_incr_relobj::do_gc_process_relocs): New function.
645 (Sized_incr_relobj::do_scan_relocs): New function.
646 (Sized_incr_relobj::do_count_local_symbols): New function.
647 (Sized_incr_relobj::do_finalize_local_symbols): New function.
648 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
649 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
650 (Sized_incr_relobj::do_relocate): New function.
651 (Sized_incr_relobj::do_set_section_offset): New function.
652 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
653 (Sized_incr_dynobj::do_read_symbols): New function.
654 (Sized_incr_dynobj::do_layout): New function.
655 (Sized_incr_dynobj::do_add_symbols): New function.
656 (Sized_incr_dynobj::do_should_include_member): New function.
657 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
658 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
659 (Sized_incr_dynobj::do_section_size): New function.
660 (Sized_incr_dynobj::do_section_name): New function.
661 (Sized_incr_dynobj::do_section_contents): New function.
662 (Sized_incr_dynobj::do_section_flags): New function.
663 (Sized_incr_dynobj::do_section_entsize): New function.
664 (Sized_incr_dynobj::do_section_address): New function.
665 (Sized_incr_dynobj::do_section_type): New function.
666 (Sized_incr_dynobj::do_section_link): New function.
667 (Sized_incr_dynobj::do_section_info): New function.
668 (Sized_incr_dynobj::do_section_addralign): New function.
669 (Sized_incr_dynobj::do_initialize_xindex): New function.
670 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
671 (make_sized_incremental_object): New function.
672 (Incremental_library::copy_unused_symbols): New function.
673 (Incremental_library::do_for_all_unused_symbols): New function.
674 * incremental.h (enum Incremental_input_flags): New type.
675 (class Incremental_checker): Remove.
676 (Incremental_input_entry::Incremental_input_entry): Add argument
678 (Incremental_input_entry::arg_serial): New function.
679 (Incremental_input_entry::set_is_in_system_directory): New function.
680 (Incremental_input_entry::is_in_system_directory): New function.
681 (Incremental_input_entry::arg_serial_): New data member.
682 (Incremental_input_entry::is_in_system_directory_): New data member.
683 (class Script_info): Move here from script.h.
684 (Script_info::Script_info): Add filename parameter.
685 (Script_info::filename): New function.
686 (Script_info::filename_): New data member.
687 (Incremental_script_entry::Incremental_script_entry): Add argument
689 (Incremental_object_entry::Incremental_object_entry): Likewise.
690 (Incremental_object_entry::add_input_section): Build list of input
691 sections with map to original shndx.
692 (Incremental_object_entry::get_input_section_index): New function.
693 (Incremental_object_entry::shndx_): New data member.
694 (Incremental_object_entry::name_key_): Rename; adjust all refs.
695 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
696 (Incremental_archive_entry::Incremental_archive_entry): Add argument
698 (Incremental_inputs::report_archive_begin): Likewise.
699 (Incremental_inputs::report_object): Likewise.
700 (Incremental_inputs::report_script): Likewise.
701 (class Incremental_global_symbol_reader): New class.
702 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
703 and store flags and input file type.
704 (Incremental_input_entry_reader::arg_serial): New function.
705 (Incremental_input_entry_reader::type): Extract type from flags.
706 (Incremental_input_entry_reader::is_in_system_directory): New function.
707 (Incremental_input_entry_reader::get_input_section_count): Call
708 accessor function for type.
709 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
710 function for type; adjust size of global symbol entry.
711 (Incremental_input_entry_reader::get_global_symbol_count): Call
712 accessor function for type.
713 (Incremental_input_entry_reader::get_object_count): Likewise.
714 (Incremental_input_entry_reader::get_object_offset): Likewise.
715 (Incremental_input_entry_reader::get_member_count): Likewise.
716 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
717 (Incremental_input_entry_reader::get_member_offset): Likewise.
718 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
719 (Incremental_input_entry_reader::Global_symbol_info): Remove.
720 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
721 (Incremental_input_entry_reader::get_global_symbol_reader): New
723 (Incremental_input_entry_reader::get_output_symbol_index): New
725 (Incremental_input_entry_reader::type_): Remove.
726 (Incremental_input_entry_reader::flags_): New data member.
727 (Incremental_inputs_reader::input_file_offset): New function.
728 (Incremental_inputs_reader::input_file_index): New function.
729 (Incremental_inputs_reader::input_file): Call input_file_offset.
730 (Incremental_inputs_reader::input_file_at_offset): New function.
731 (Incremental_relocs_reader::get_r_type): Reformat.
732 (Incremental_relocs_reader::get_r_shndx): Reformat.
733 (Incremental_relocs_reader::get_r_offset): Reformat.
734 (Incremental_relocs_reader::data): New function.
735 (Incremental_binary::Incremental_binary): Initialize new data members.
736 (Incremental_binary::check_inputs): Add cmdline parameter.
737 (Incremental_binary::file_is_unchanged): Remove.
738 (Input_reader::arg_serial): New function.
739 (Input_reader::get_unused_symbol_count): New function.
740 (Input_reader::get_unused_symbol): New function.
741 (Input_reader::do_arg_serial): New function.
742 (Input_reader::do_get_unused_symbol_count): New function.
743 (Input_reader::do_get_unused_symbol): New function.
744 (Incremental_binary::input_file_count): New function.
745 (Incremental_binary::get_input_reader): Change signature to use
746 index instead of filename.
747 (Incremental_binary::file_has_changed): New function.
748 (Incremental_binary::get_input_argument): New function.
749 (Incremental_binary::get_library): New function.
750 (Incremental_binary::get_script_info): New function.
751 (Incremental_binary::init_layout): New function.
752 (Incremental_binary::reserve_layout): New function.
753 (Incremental_binary::output_file): New function.
754 (Incremental_binary::do_check_inputs): New function.
755 (Incremental_binary::do_file_is_unchanged): Remove.
756 (Incremental_binary::do_file_has_changed): New function.
757 (Incremental_binary::do_init_layout): New function.
758 (Incremental_binary::do_reserve_layout): New function.
759 (Incremental_binary::do_input_file_count): New function.
760 (Incremental_binary::do_get_input_reader): Change signature.
761 (Incremental_binary::input_args_map_): New data member.
762 (Incremental_binary::library_map_): New data member.
763 (Incremental_binary::script_map_): New data member.
764 (Sized_incremental_binary::Sized_incremental_binary): Initialize
766 (Sized_incremental_binary::output_section): New function.
767 (Sized_incremental_binary::inputs_reader): Add const.
768 (Sized_incremental_binary::symtab_reader): Add const.
769 (Sized_incremental_binary::relocs_reader): Add const.
770 (Sized_incremental_binary::got_plt_reader): Add const.
771 (Sized_incremental_binary::get_symtab_view): New function.
772 (Sized_incremental_binary::Inputs_reader): New typedef.
773 (Sized_incremental_binary::Input_entry_reader): New typedef.
774 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
775 (Sized_incremental_binary::do_file_is_unchanged): Remove.
776 (Sized_incremental_binary::do_file_has_changed): New function.
777 (Sized_incremental_binary::do_init_layout): New function.
778 (Sized_incremental_binary::do_reserve_layout): New function.
779 (Sized_input_reader::Inputs_reader): Remove.
780 (Sized_input_reader::Input_entry_reader): Remove.
781 (Sized_input_reader::do_arg_serial): New function.
782 (Sized_input_reader::do_get_unused_symbol_count): New function.
783 (Sized_input_reader::do_get_unused_symbol): New function.
784 (Sized_incremental_binary::do_input_file_count): New function.
785 (Sized_incremental_binary::do_get_input_reader): Change signature;
786 use index instead of filename.
787 (Sized_incremental_binary::section_map_): New data member.
788 (Sized_incremental_binary::input_entry_readers_): New data member.
789 (class Sized_incr_relobj): New class.
790 (class Sized_incr_dynobj): New class.
791 (make_sized_incremental_object): New function.
792 (class Incremental_library): New class.
793 * layout.cc (Free_list::num_lists): New static data member.
794 (Free_list::num_nodes): New static data member.
795 (Free_list::num_removes): New static data member.
796 (Free_list::num_remove_visits): New static data member.
797 (Free_list::num_allocates): New static data member.
798 (Free_list::num_allocate_visits): New static data member.
799 (Free_list::init): New function.
800 (Free_list::remove): New function.
801 (Free_list::allocate): New function.
802 (Free_list::dump): New function.
803 (Free_list::print_stats): New function.
804 (Layout_task_runner::run): Resize output file for incremental updates.
805 (Layout::Layout): Initialize new data members.
806 (Layout::set_incremental_base): New function.
807 (Layout::init_fixed_output_section): New function.
808 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
810 (Layout::create_gold_note): Do not create gold note section for
812 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
813 for incremental updates.
814 (Layout::set_section_offsets): For incremental updates, allocate space
816 (Layout::create_symtab_sections): Layout with offsets relative to
817 start of section; for incremental updates, allocate space from free
819 (Layout::create_shdrs): For incremental updates, allocate space from
821 (Layout::finish_dynamic_section): For incremental updates, do not
822 check --as-needed (fixed in subsequent patch).
823 * layout.h (class Free_list): New class.
824 (Layout::set_incremental_base): New function.
825 (Layout::incremental_base): New function.
826 (Layout::init_fixed_output_section): New function.
827 (Layout::allocate): New function.
828 (Layout::incremental_base_): New data member.
829 (Layout::free_list_): New data member.
830 * main.cc (main): Print Free_list statistics.
831 * object.cc (Relobj::finalize_incremental_relocs): Add
832 clear_counts parameter; clear counts only when clear_counts is set.
833 (Sized_relobj::Sized_relobj): Initialize new base class.
834 (Sized_relobj::do_layout): Don't report special sections.
835 (Sized_relobj::do_for_all_local_got_entries): New function.
836 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
837 symtab_off to all symbol table offsets.
838 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
839 * object.h (class Got_offset_list): Move to top of file.
840 (Object::Object): Allow case where input_file == NULL.
841 (Object::~Object): Likewise.
842 (Object::input_file): Assert that input_file != NULL.
843 (Object::lock): Allow case where input_file == NULL.
844 (Object::unlock): Likewise.
845 (Object::is_locked): Likewise.
846 (Object::token): Likewise.
847 (Object::release): Likewise.
848 (Object::is_incremental): New function.
849 (Object::get_mtime): New function.
850 (Object::for_all_local_got_entries): New function.
851 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
852 (Object::set_is_in_system_directory): New function.
853 (Object::is_in_system_directory): New function.
854 (Object::do_is_incremental): New function.
855 (Object::do_get_mtime): New function.
856 (Object::do_for_all_local_got_entries): New function.
857 (Object::is_in_system_directory_): New data member.
858 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
859 (class Sized_relobj_base): New class.
860 (class Sized_relobj): Derive from Sized_relobj_base.
861 (class Sized_relobj::Symbols): Redeclare from base class.
862 (class Sized_relobj::local_got_offset_list): Remove.
863 (class Sized_relobj::Output_sections): Redeclare from base class.
864 (class Sized_relobj::do_for_all_local_got_entries): New function.
865 (class Sized_relobj::write_local_symbols): Add offset parameter.
866 (class Sized_relobj::local_symbol_offset_): Update comment.
867 (class Sized_relobj::local_dynsym_offset_): Update comment.
868 * options.cc (Input_arguments::add_file): Remove const.
869 * options.h (Input_file_argument::Input_file_argument):
870 Initialize arg_serial_ (all constructors).
871 (Input_file_argument::set_arg_serial): New function.
872 (Input_file_argument::arg_serial): New function.
873 (Input_file_argument::arg_serial_): New data member.
874 (Input_arguments::Input_arguments): Initialize file_count_.
875 (Input_arguments::add_file): Remove const.
876 (Input_arguments::number_of_input_files): New function.
877 (Input_arguments::file_count_): New data member.
878 (Command_line::number_of_input_files): Call
879 Input_arguments::number_of_input_files.
880 * output.cc (Output_segment_headers::Output_segment_headers):
882 (Output_section::Input_section::current_data_size): New function.
883 (Output_section::Output_section): Initialize new data members.
884 (Output_section::add_input_section): Don't do merge sections for
885 an incremental link; allocate space from free list for an
887 (Output_section::add_output_section_data): Allocate space from
888 free list for an incremental update.
889 (Output_section::update_data_size): New function.
890 (Output_section::set_fixed_layout): New function.
891 (Output_section::reserve): New function.
892 (Output_segment::set_section_addresses): Remove const.
893 (Output_segment::set_section_list_addresses): Remove const; allocate
894 space from free list for an incremental update.
895 (Output_segment::set_offset): Adjust size of RELRO segment for an
897 * output.h (Output_data::current_data_size): Move here from
899 (Output_data::pre_finalize_data_size): New function.
900 (Output_data::update_data_size): New function.
901 (Output_section_headers::update_data_size): new function.
902 (Output_section_data_build::current_data_size): Move to Output_data.
903 (Output_data_strtab::update_data_size): New function.
904 (Output_section::current_data_size): Move to Output_data.
905 (Output_section::set_fixed_layout): New function.
906 (Output_section::has_fixed_layout): New function.
907 (Output_section::reserve): New function.
908 (Output_section::update_data_size): New function.
909 (Output_section::has_fixed_layout_): New data member.
910 (Output_section::free_list_): New data member.
911 (Output_segment::set_section_addresses): Remove const.
912 (Output_segment::set_section_list_addresses): Remove const.
913 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
915 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
917 * readsyms.cc (Read_symbols::do_read_symbols): Add library
918 parameter when calling Add_symbols constructor; store argument
919 serial number for members of a lib group.
920 (Add_symbols::locks): Allow case where token == NULL.
921 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
922 (Read_member::~Read_member): New function.
923 (Read_member::is_runnable): New function.
924 (Read_member::locks): New function.
925 (Read_member::run): New function.
926 (Check_script::~Check_script): New function.
927 (Check_script::is_runnable): New function.
928 (Check_script::locks): New function.
929 (Check_script::run): New function.
930 (Check_library::~Check_library): New function.
931 (Check_library::is_runnable): New function.
932 (Check_library::locks): New function.
933 (Check_library::run): New function.
934 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
935 (Add_symbols::library_): New data member.
936 (class Read_member): New class.
937 (class Check_script): New class.
938 (class Check_library): New class.
939 * reloc.cc (Read_relocs::is_runnable): Allow case where
941 (Read_relocs::locks): Likewise.
942 (Scan_relocs::locks): Likewise.
943 (Relocate_task::locks): Likewise.
944 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
946 (Sized_relobj::incremental_relocs_scan): Fix comment.
947 (Sized_relobj::do_relocate): Pass output file offset to
949 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
950 from class declaration.
951 * script.cc (read_input_script): Allocate Script_info; pass
952 argument serial number to report_script.
953 * script.h (class Script_info): Move to incremental.h.
954 * symtab.cc (Symbol_table::add_from_incrobj): New function.
955 * symtab.h (Symbol_table::add_from_incrobj): New function.
956 (Symbol_table::set_file_offset): New function.
958 2011-04-05 Cary Coutant <ccoutant@google.com>
960 * incremental-dump.cc (dump_incremental_inputs): Change signature
961 to take a Sized_incremental_binary; change caller. Use readers
962 in Sized_incremental_binary.
964 (Sized_incremental_binary::find_incremental_inputs_sections):
965 Rename do_find_incremental_inputs_sections to this.
966 (Sized_incremental_binary::setup_readers): New function.
967 (Sized_incremental_binary::do_check_inputs): Check
968 has_incremental_info_ flag; move setup code to setup_readers;
970 (Sized_incremental_binary::do_file_is_unchanged): New function.
971 (Sized_incremental_binary::do_get_input_reader): New function.
972 * incremental.h (class Incremental_binary): Move to end of file.
973 (Incremental_binary::file_is_unchanged): New function.
974 (Incremental_binary::do_file_is_unchanged): New function.
975 (Incremental_binary::Input_reader): New class.
976 (Incremental_binary::get_input_reader): New function.
977 (class Sized_incremental_binary): Move to end of file.
978 (Sized_incremental_binary::Sized_incremental_binary): Setup the
979 input section reader classes.
980 (Sized_incremental_binary::has_incremental_info): New function.
981 (Sized_incremental_binary::inputs_reader): New function.
982 (Sized_incremental_binary::symtab_reader): New function.
983 (Sized_incremental_binary::relocs_reader): New function.
984 (Sized_incremental_binary::got_plt_reader): New function.
985 (Sized_incremental_binary::do_file_is_unchanged): New function.
986 (Sized_incremental_binary::Sized_input_reader): New class.
987 (Sized_incremental_binary::get_input_reader): New function.
988 (Sized_incremental_binary::find_incremental_inputs_sections):
989 Rename do_find_incremental_inputs_sections to this.
990 (Sized_incremental_binary::setup_readers): New function.
991 (Sized_incremental_binary::has_incremental_info_): New data member.
992 (Sized_incremental_binary::inputs_reader_): New data member.
993 (Sized_incremental_binary::symtab_reader_): New data member.
994 (Sized_incremental_binary::relocs_reader_): New data member.
995 (Sized_incremental_binary::got_plt_reader_): New data member.
996 (Sized_incremental_binary::current_input_file_): New data member.
998 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1001 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1004 2011-03-30 Cary Coutant <ccoutant@google.com>
1006 * archive.cc (Archive::include_member): Adjust call to report_object.
1007 (Add_archive_symbols::run): Add script_info to call to
1008 report_archive_begin.
1009 (Lib_group::include_member): Adjust call to report_object.
1010 (Add_lib_group_symbols::run): Adjust call to report_object.
1011 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1012 blocks. Add object count for script input files.
1013 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1014 script_info parameter; change all callers.
1015 (Incremental_inputs::report_object): Add script_info parameter;
1017 (Incremental_inputs::report_script): Store backpointer to
1018 incremental info entry.
1019 (Output_section_incremental_inputs::set_final_data_size): Record
1020 additional information for scripts.
1021 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1022 * incremental.h (Incremental_script_entry::add_object): New function.
1023 (Incremental_script_entry::get_object_count): New function.
1024 (Incremental_script_entry::get_object): New function.
1025 (Incremental_script_entry::objects_): New data member; adjust
1027 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1028 (Incremental_inputs::report_object): Add script_info parameter.
1029 (Incremental_inputs_reader::get_object_count): New function.
1030 (Incremental_inputs_reader::get_object_offset): New function.
1031 * options.cc (Input_arguments::add_file): Return reference to
1033 * options.h (Input_argument::set_script_info): New function.
1034 (Input_argument::script_info): New function.
1035 (Input_argument::script_info_): New data member; adjust all
1037 (Input_file_group::add_file): Return reference to new input argument.
1038 (Input_file_lib::add_file): Likewise.
1039 (Input_arguments::add_file): Likewise.
1040 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1041 * script.cc (Parser_closure::Parser_closure): Add script_info
1042 parameter; adjust all callers.
1043 (Parser_closure::script_info): New function.
1044 (Parser_closure::script_info_): New data member.
1045 (read_input_script): Report scripts earlier to incremental info.
1046 (script_add_file): Set script_info in Input_argument.
1047 (script_add_library): Likewise.
1048 * script.h (Script_options::Script_info): Rewrite class.
1050 2011-03-29 Cary Coutant <ccoutant@google.com>
1052 * archive.cc (Library_base::should_include_member): Move
1053 method here from class Archive.
1054 (Archive::Archive): Initialize base class.
1055 (Archive::should_include_member): Move to base class.
1056 (Archive::do_for_all_unused_symbols): New function.
1057 (Add_archive_symbols::run): Remove redundant access to
1059 (Lib_group::Lib_group): Initialize base class.
1060 (Lib_group::do_filename): New function.
1061 (Lib_group::include_member): Pass pointer to Lib_group to
1063 (Lib_group::do_for_all_unused_symbols): New function.
1064 (Add_lib_group_symbols::run): Report archive information for
1066 * archive.h (class Library_base): New base class.
1067 (class Archive): Derive from Library_base.
1068 (Archive::filename): Move to base class.
1069 (Archive::set_incremental_info): Likewise.
1070 (Archive::incremental_info): Likewise.
1071 (Archive::Should_include): Likewise.
1072 (Archive::should_include_member): Likewise.
1073 (Archive::Armap_entry): Remove.
1074 (Archive::Unused_symbol_iterator): Remove.
1075 (Archive::unused_symbols_begin): Remove.
1076 (Archive::unused_symbols_end): Remove.
1077 (Archive::do_filename): New function.
1078 (Archive::do_get_mtime): New function.
1079 (Archive::do_for_all_unused_symbols): New function.
1080 (Archive::task_): Move to base class.
1081 (Archive::incremental_info_): Likewise.
1082 (class Lib_group): Derive from Library_base.
1083 (Lib_group::do_filename): New function.
1084 (Lib_group::do_get_mtime): New function.
1085 (Lib_group::do_for_all_unused_symbols): New function.
1086 (Lib_group::task_): Move to base class.
1087 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1089 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1091 * incremental.cc (Incremental_inputs::report_archive_begin):
1092 Use Library_base; call library's get_mtime; add incremental inputs
1093 entry before members.
1094 (class Unused_symbol_visitor): New class.
1095 (Incremental_inputs::report_archive_end): Use Library_base; use
1096 visitor class to record unused symbols; don't add incremental inputs
1097 entry after members.
1098 (Incremental_inputs::report_object): Use Library_base.
1100 (Incremental_archive_entry::Incremental_archive_entry): Remove
1101 unused Archive parameter.
1102 (Incremental_inputs::report_archive_begin): Use Library_base.
1103 (Incremental_inputs::report_archive_end): Likewise.
1104 (Incremental_inputs::report_object): Likewise.
1105 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1107 * object.h (Object::for_all_global_symbols): New function.
1108 (Object::do_for_all_global_symbols): New function.
1109 (Sized_relobj::do_for_all_global_symbols): New function.
1110 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1112 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1115 2011-03-27 Ian Lance Taylor <iant@google.com>
1117 * archive.cc (Archive::interpret_header): Return -1 if something
1118 goes wrong. Change callers accordingly.
1120 2011-03-25 Cary Coutant <ccoutant@google.com>
1122 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1123 * testsuite/Makefile.in: Regenerate.
1125 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1127 * plugin.cc (get_view): New.
1128 (Plugin::load): Pass get_view to the plugin.
1129 (Plugin_manager::get_view): New.
1131 2011-03-21 Ian Lance Taylor <iant@google.com>
1133 * testsuite/final_layout.sh: Rewrite to not use dc.
1134 * testsuite/relro_test.sh: Fail if dc is not present.
1136 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1138 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1140 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1141 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1143 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1144 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1146 2011-03-14 Ian Lance Taylor <iant@google.com>
1148 * script-sections.cc (Sort_output_sections::script_compare):
1149 Rename from is_before, change return type.
1150 (Sort_output_sections::operator()): Adjust accordingly.
1152 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1155 * testsuite/odr_violation2.cc: Add comment to make all error line
1156 numbers double digits.
1157 * testsuite/debug_msg.sh: Adjust expected errors.
1159 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1161 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1162 but mark earlier ones as non-canonical
1163 (offset_to_iterator): Update search target and example
1164 (do_addr2line): Return extra lines in a vector*
1165 (format_file_lineno): Extract from do_addr2line
1166 (one_addr2line): Add vector* out-param
1167 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1168 when a lineno entry appeared last for its instruction
1169 (Dwarf_line_info): Add vector* out-param
1170 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1171 * symtab.cc (Odr_violation_compare): Include the lineno in the
1173 (linenos_from_loc): New. Combine the canonical line for an
1174 address with its other lines.
1175 (True_if_intersect): New. Helper functor to make
1176 std::set_intersection a query.
1177 (detect_odr_violations): Compare sets of lines instead of just
1178 one line for each function. This became less deterministic, but
1179 has fewer false positives.
1180 * symtab.h: Declarations.
1181 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1182 mix an optimized and non-optimized object in the same binary
1183 (odr_violation2.so): Same.
1184 * testsuite/Makefile.in: Regenerate from Makefile.am.
1185 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1186 * testsuite/debug_msg.sh: Update line numbers and add
1188 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1189 non-optimized context.
1190 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1191 isn't inlined, and use OdrDerived in an optimized context.
1192 * testsuite/odr_header1.h: Defines OdrDerived, where
1193 optimization will change the
1194 first-instruction-in-the-destructor's file and line number.
1195 * testsuite/odr_header2.h: Defines OdrBase.
1197 2011-03-09 Ian Lance Taylor <iant@google.com>
1199 * fileread.cc (File_read::clear_views): Don't delete the whole
1202 2011-03-08 Ian Lance Taylor <iant@google.com>
1205 * fileread.cc: #include <climits>.
1206 (GOLD_IOV_MAX): Define.
1207 (File_read::read_multiple): Limit number of entries by iov_max.
1208 * fileread.h (class File_read): Always set max_readv_entries to
1211 2011-03-07 Ian Lance Taylor <iant@google.com>
1214 * options.h (class General_options): Add -dy and -dn.
1216 2011-03-02 Cary Coutant <ccoutant@google.com>
1218 * testsuite/script_test_9.t: Add TLS segment.
1220 2011-03-02 Simon Baldwin <simonb@google.com>
1222 * configure.ac: Add check for gnu_indirect_function support in
1223 the toolchain building binutils.
1224 * configure: Rebuild.
1226 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1228 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1229 plugin only symbols.
1230 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1231 in plugin files as not needed in the symbol table.
1233 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1235 * output.cc (Output_section::add_input_section): Delay fill
1236 generation for section ordering.
1238 2011-02-09 Ian Lance Taylor <iant@google.com>
1241 * object.h (class Sized_relobj): Remove clear_local_symbols.
1242 * reloc.cc (Sized_relobj::do_relocate): Don't call
1243 clear_local_symbols.
1245 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1247 * plugin.cc (is_visible_from_outside): Return true for symbols
1250 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1252 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1255 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1257 * icf.h (is_section_foldable_candidate): Change type of parameter
1259 * icf.cc (Icf::find_identical_sections): Change type of local variable
1260 section_name to be std::string.
1261 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1263 2011-01-25 Ian Lance Taylor <iant@google.com>
1265 * script.cc (script_add_extern): Rewrite to use
1266 add_symbol_reference.
1268 2011-01-25 Doug Kwan <dougkwan@google.com>
1270 * icf.cc (get_section_contents): Always lock section's object.
1272 2011-01-24 Ian Lance Taylor <iant@google.com>
1274 * options.h (class General_options): Accept
1275 --no-detect-odr-violations.
1277 2011-01-24 Ian Lance Taylor <iant@google.com>
1279 * version.cc (version_string): Bump to 1.11.
1281 2011-01-24 Ian Lance Taylor <iant@google.com>
1283 * plugin.cc (class Plugin_rescan): Define new class.
1284 (Plugin_manager::claim_file): Set any_claimed_.
1285 (Plugin_manager::save_archive): New function.
1286 (Plugin_manager::save_input_group): New function.
1287 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1289 (Plugin_manager::new_undefined_symbol): New function.
1290 (Plugin_manager::rescan): New function.
1291 (Plugin_manager::rescannable_defines): New function.
1292 (Plugin_manager::add_input_file): Set any_added_.
1293 * plugin.h (class Plugin_manager): define new fields rescannable_,
1294 undefined_symbols_, any_claimed_, and any_added_. Declare
1295 Plugin_rescan as friend. Declare new functions.
1296 (Plugin_manager::Rescannable): Define type.
1297 (Plugin_manager::Rescannable_list): Define type.
1298 (Plugin_manager::Undefined_symbol_list): Define type.
1299 (Plugin_manager::Plugin_manager): Initialize new fields.
1300 * archive.cc (Archive::defines_symbol): New function.
1301 (Add_archive_symbols::run): Pass archive to plugins if any.
1302 * archive.h (class Archive): Declare defines_symbol.
1303 * readsyms.cc (Input_group::~Input_group): New function.
1304 (Finish_group::run): Pass input_group to plugins if any.
1305 * readsyms.h (class Input_group): Declare destructor.
1306 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1309 2011-01-10 Ian Lance Taylor <iant@google.com>
1311 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1313 (Layout::set_segment_offsets): Reset increase_relro before calling
1314 set_section_addresses a second time.
1316 2011-01-04 Cary Coutant <ccoutant@google.com>
1318 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1319 sections before NOBITS sections.
1321 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1323 * version.cc (print_version): Update copyright to 2011.
1325 2010-12-23 Cary Coutant <ccoutant@google.com>
1327 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1328 of OS to this->add. Add OD parameter to second form of the function.
1330 2010-12-20 Ian Lance Taylor <iant@google.com>
1332 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1333 second of two consecutive entries with same offset.
1335 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1337 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1338 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1339 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1340 to avoid unneeded links against $(LDADD).
1341 * testsuite/Makefile.in: Regenerate.
1343 2010-12-15 Ian Lance Taylor <iant@google.com>
1346 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1347 for R_X86_64_32 and R_X86_64_PC32.
1348 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1349 ver_matching_def_pic.o.
1350 (ver_matching_def_pic.o): New target.
1352 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1354 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1355 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1356 Move definition before File_read::View member definitions.
1357 (File_read::View::~View): Initialize and hold lock before
1358 updating current_mapped_bytes.
1360 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1362 * dwarf_reader.cc: Remove outdated comment.
1363 * gold-threads.cc: Fix typo in error message.
1364 * archive.cc: Fix typos in comments.
1365 * archive.h: Likewise.
1366 * arm-reloc-property.cc: Likewise.
1367 * arm-reloc-property.h: Likewise.
1368 * arm-reloc.def: Likewise.
1370 * attributes.h: Likewise.
1371 * cref.cc: Likewise.
1372 * ehframe.cc: Likewise.
1373 * fileread.h: Likewise.
1375 * i386.cc: Likewise.
1377 * incremental.h: Likewise.
1378 * int_encoding.cc: Likewise.
1379 * layout.h: Likewise.
1380 * main.cc: Likewise.
1381 * merge.h: Likewise.
1382 * object.cc: Likewise.
1383 * object.h: Likewise.
1384 * options.cc: Likewise.
1385 * readsyms.cc: Likewise.
1386 * reduced_debug_output.cc: Likewise.
1387 * reloc.cc: Likewise.
1388 * script-sections.cc: Likewise.
1389 * sparc.cc: Likewise.
1390 * symtab.h: Likewise.
1391 * target-reloc.h: Likewise.
1392 * target.cc: Likewise.
1393 * target.h: Likewise.
1394 * timer.cc: Likewise.
1395 * timer.h: Likewise.
1396 * x86_64.cc: Likewise.
1398 2010-12-09 Cary Coutant <ccoutant@google.com>
1400 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1402 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1403 parameter; change all callers.
1404 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1405 * options.h (warn_execstack): New option.
1407 2010-12-07 Doug Kwan <dougkwan@google.com>
1409 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1410 like function call relocations.
1412 2010-12-07 Ian Lance Taylor <iant@google.com>
1414 * archive.cc (Archive::get_elf_object_for_member): Permit
1415 punconfigured to be NULL.
1416 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1417 (Archive::include_member): Pass NULL to get_elf_object_for_member
1418 if we searched for the archive and this is the first included
1421 2010-12-01 Ian Lance Taylor <iant@google.com>
1423 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1424 track_relocs_type_ field.
1425 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1426 Set track_relocs_type_.
1427 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1428 contents when using RELA relocs.
1429 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1431 * reloc.cc (Track_relocs::next_addend): New function.
1432 * reloc.h (class Track_relocs): Declare next_addend.
1434 2010-12-01 Ian Lance Taylor <iant@google.com>
1436 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1439 2010-12-01 Ian Lance Taylor <iant@google.com>
1441 * README: Update compilers known to work and fail.
1443 2010-11-23 Matthias Klose <doko@ubuntu.com>
1445 * configure.in: For --enable-gold, handle value `default' instead of
1446 `both*'. Always install ld as ld.bfd, install as ld if gold is
1448 * configure: Regenerate.
1450 2010-11-18 Doug Kwan <dougkwan@google.com>
1452 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1453 and right_alignment to be zero. Store result alignment only if it is
1454 greater than existing alignment.
1456 2010-11-16 Cary Coutant <ccoutant@google.com>
1459 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1460 Check for ".zdebug_line".
1462 2010-11-16 Doug Kwan <dougkwan@google.com>
1463 Cary Coutant <ccoutant@google.com>
1465 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1466 by reference; adjust all callers.
1467 * output.cc (Output_segment::set_section_addresses): Adjust references
1468 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1470 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1471 end at page boundary.
1473 2010-11-16 Cary Coutant <ccoutant@google.com>
1476 * layout.cc (Layout::choose_output_section): Transform names of
1477 compressed sections even when using a script with a SECTIONS clause.
1478 (Layout::output_section_name): Remove code to transform
1479 compressed debug section names.
1480 * output.cc (Output_section::add_input_section): Use uncompressed
1481 section size when tracking input sections.
1483 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1485 * symtab.h (Symbol::NON_PIC_REF): Remove.
1486 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1487 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1488 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1489 (Symbol::use_plt_offset): Take a flags argument and pass it
1490 directly to needs_dynamic_reloc. Restrict check for undefined
1491 weak symbols to function calls.
1492 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1493 (Target_arm::Scan::global): Use it.
1494 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1495 (Target_arm::Relocate::relocate): Likewise.
1496 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1497 parameter with an r_type parameter. Use get_reference_flags
1499 (Target_arm::Relocate::relocate): Update accordingly.
1500 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1501 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1502 (Target_i386::Scan::global): Likewise.
1503 (Target_i386::Relocate::relocate): Likewise.
1504 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1505 parameter with an r_type parameter. Use get_reference_flags
1507 (Target_i386::Relocate::relocate): Update accordingly.
1508 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1509 (Target_powerpc::Scan::global): Use it.
1510 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1511 (Target_powerpc::Relocate::relocate): Likewise.
1512 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1513 (Target_sparc::Scan::global): Use it.
1514 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1515 (Target_sparc::Relocate::relocate): Likewise.
1516 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1517 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1518 (Target_x86_64::Scan::global): Likewise.
1519 (Target_x86_64::Relocate::relocate): Likewise.
1521 2010-11-08 Doug Kwan <dougkwan@google.com>
1522 Cary Coutant <ccoutant@google.com>
1524 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1525 (Arm_exidx_merge_section::section_contents_): New data member.
1526 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1527 (Arm_input_section::~Arm_input_section): De-allocate memory.
1528 (Arm_input_section::original_contents_): New data member.
1529 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1530 in parameters instead of calling Object::section_contents without
1532 (Arm_output_section::group_section): New parameter TASK. Pass it
1533 to callees that need locking objects.
1534 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1535 to lock EXIDX input sections. Fix a formatting issue. Call
1536 Arm_exidx_merged_section::build_contents to create merged section
1538 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1539 to lock object of stub table owner.
1540 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1541 TEXT_SIZE to initialize data member TEXT_SIZE_.
1542 (Arm_exidx_input_section::addralign): Fix typo in comment.
1543 (Arm_exidx_input_section::text_size): New method.
1544 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1545 that require locking objects. Lock objects before scanning for stubs
1546 and updating local symbols.
1547 (Arm_input_section<big_endian>::init): Copy contents of original
1549 (Arm_input_section<big_endian>::do_write): Use saved contents of
1550 original input section instead of calling Object::section_contents
1552 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1553 size without calling Object::section_size().
1554 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1555 for size. Allocate a buffer for merged EXIDX entries.
1556 (Arm_exidx_merged_section::build_contents): New method.
1557 (Arm_exidx_merged_section::do_write): Move merge section contents
1558 building code to Arm_exidx_merged_section::build_contetns. Write
1559 out contetns in buffer instead of building it on the fly.
1560 (Arm_relobj::make_exidx_input_section): Also pass text section size
1561 to Arm_exidx_input_section constructor.
1562 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1563 (Arm_dynobj::do_read_symbols): Fix memory leak.
1564 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1565 * target.h: (class Task): Add forward declaration.
1566 (Target::relax): Add new parameter TASK and pass it to
1568 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1570 2010-11-05 Cary Coutant <ccoutant@google.com>
1573 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1574 object when reading from the file.
1575 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1577 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1578 when reading section contents.
1579 (get_section_contents): Likewise.
1580 (icf::find_identical_sections): Likewise.
1581 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1582 object when reading from the file.
1583 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1584 the object when doing deferred section layout.
1586 2010-11-03 Nick Clifton <nickc@redhat.com>
1589 * script.h (class Symbol_assignment: name): New member. Returns
1590 the name of the symbol.
1591 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1592 Returns true if the given symbol name is on the list of
1593 assignments wating to be processed.
1594 * archive.cc (should_incldue_member): If the symbol is undefined,
1595 check to see if it is on the list of symbols pending assignment.
1597 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1599 * script-sections.cc (Script_sections::find_memory_region): Check
1600 for a NULL output section pointer.
1602 2010-10-29 Doug Kwan <dougkwan@google.com>
1604 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1605 Output_section::add_relaxed_input_section.
1606 * output.cc (Output_section::add_relaxed_input_section): Add new
1607 arguments LAYOUT and NAME. Set section order index.
1608 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1609 Copy section order index.
1610 * output.h (Output_section::add_relaxed_input_section): Add new
1611 arguments LAYOUT and NAME.
1613 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1615 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1616 NATIVE_OR_CROSS_LINKER.
1617 * testsuite/Makefile.in: Regenerate.
1619 2010-10-20 Doug Kwan <dougkwan@google.com>
1621 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1622 without SHF_LINK_ORDER flags.
1623 * layout.cc (Layout::choose_output_section): Do not filter
1624 SHF_LINK_ORDER flag in a relocatable link.
1626 2010-10-17 Cary Coutant <ccoutant@google.com>
1628 * output.h (Output_segment::set_section_addresses): Change function
1629 signature. Update all callers.
1630 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1632 (Output_segment::set_section_addresses): Align after last TLS
1633 section. Add padding before last relro section instead of after.
1635 2010-10-17 Doug Kwan <dougkwan@google.com>
1637 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1638 GOT output section to be writable.
1640 2010-10-14 Cary Coutant <ccoutant@google.com>
1642 * debug.h (DEBUG_INCREMENTAL): New flag.
1643 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1644 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1646 * incremental.cc (report_command_line): Ignore all forms of
1648 * layout.cc (Layout::Layout): Check parameters for incremental link
1650 * options.cc (General_options::parse_incremental): New function.
1651 (General_options::parse_no_incremental): New function.
1652 (General_options::parse_incremental_full): New function.
1653 (General_options::parse_incremental_update): New function.
1654 (General_options::incremental_mode_): New data member.
1655 (General_options::finalize): Check incremental_mode_.
1656 * options.h (General_options): Update help text for --incremental.
1657 Add --no-incremental, --incremental-full, --incremental-update.
1658 (General_options::Incremental_mode): New enum type.
1659 (General_options::incremental_mode): New function.
1660 (General_options::incremental_mode_): New data member.
1661 * parameters.cc (Parameters::incremental_mode_): New data member.
1662 (Parameters::set_options): Set incremental_mode_.
1663 (Parameters::set_incremental_full): New function.
1664 (Parameters::incremental): New function.
1665 (Parameters::incremental_update): New function.
1666 (set_parameters_incremental_full): New function.
1667 * parameters.h (Parameters::set_incremental_full): New function.
1668 (Parameters::incremental): New function.
1669 (Parameters::incremental_update): New function.
1670 (Parameters::incremental_mode_): New data member.
1671 (set_parameters_incremental_full): New function.
1672 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1673 incremental link mode.
1674 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1675 (Sized_relobj::do_relocate_sections): Likewise.
1676 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1678 * testsuite/Makefile.in: Regenerate.
1679 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1681 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1683 * script-sections.h (class Script_sections): Make
1684 Sections_elements typedef public.
1685 * script-sections.cc (class Sort_output_sections): Add elements_
1686 field. Add constructor which sets it; change all callers.
1687 (Sort_output_sections::is_before): New function.
1688 (Sort_output_sections::operator()): Call is_before.
1689 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1691 * testsuite/script_test_10.sh: New test. Test script section
1693 * testsuite/script_test_10.t: Likewise.
1694 * testsuite/script_test_10.s: Likewise.
1695 * testsuite/Makefile.am: Wrap the cross linker tests and the
1696 common tests into NATIVE_OR_CROSS_LINKER.
1697 (check_SCRIPTS): Add script_test_10.sh.
1698 (check_DATA): Add script_test_10.stdout.
1699 (script_test_10.o, script_test_10): New targets.
1700 (script_test_10.stdout): New target.
1701 * configure, testsuite/Makefile.in: Regenerate.
1703 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1705 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1706 error for the deprecated relocations.
1707 (Target_arm::Scan::global): Likewise.
1708 (Target_arm::Relocate::relocate): Likewise.
1710 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1712 * fileread.cc (Input_file::find_file): Initialize *found_name
1713 and *namep when using the fallback search for case 4.
1715 2010-10-11 Cary Coutant <ccoutant@google.com>
1717 * options.h (class General_options): Redefine -z lazy as an alias for
1718 the negation of -z now.
1720 2010-10-11 Ian Lance Taylor <iant@google.com>
1722 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1725 2010-10-06 Nick Clifton <nickc@redhat.com>
1727 * script-sections.cc(class Memory_region): Remove
1728 current_lma_offset_ field. Rename current_vma_offset_ to
1729 current_offset_. Add last_section_ field.
1730 (Memory_region::get_current_vma_address): Rename to
1731 get_current_address.
1732 (Memory_region::get_current_lma_address): Delete.
1733 (Memory_region::increment_vma_offset): Rename to
1735 (Memory_region::increment_lma_offset): Delete.
1736 (Memory_region::attributes_compatible): New method. Returns
1737 true if the provided section is compatible with the region.
1738 (Memory_region::get_last_section): New method. Returns the last
1739 section to use the region.
1740 (Memory_region::set_last_section): New method. Stores the last
1741 section to use the region.
1742 (Script_sections::block_in_region): New method. Returns true if
1743 a block of memory is contained within a region.
1744 (Script_sections::find_memory_region): New method. Locates a
1745 memory region to be used to set a VMA or LMA address.
1746 (Output_section_definition::set_section_addresses): Add code to
1747 check for addresses set by memory regions.
1748 (Output_segment::set_section_addresses): Remove memory region
1750 (Script_sections::create_segment): Add a warning if a header
1751 segment is created outside of any region.
1752 * script-sections.h (class Script_sections): Add prototypes for
1753 find_memory_region and block_in_region methods.
1754 * testsuite/memory_test.s: Use .long instead of .word.
1755 * testsuite/memory_test.t: Add some more output sections.
1756 * testsuite/memory_test.sh: Update expected output.
1758 2010-10-02 Doug Kwan <dougkwan@google.com>
1760 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1761 defintion to symtab.h
1762 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1763 declaration to defintion.
1765 2010-10-01 Nick Clifton <nickc@redhat.com>
1767 * expression.cc (eval): Replace dummy argument with NULL.
1768 (eval_maybe_dot): Check for a NULL result section pointer.
1769 (Symbol_expression::value): Likewise.
1770 (Dot_expression::value): Likewise.
1771 (BINARY_EXPRESSION): Likewise.
1772 (Max_expression::value): Likewise.
1773 (Min_expression::value): Likewise.
1774 (Absolute_expression::value): Likewise.
1775 (Addr_expression::value_from_output_section): Likewise.
1776 (Loaddddr_expression::value_from_output_section): Likewise.
1777 (Segment_start_expression::value): Likewise.
1778 * script-sections.cc
1779 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1781 (Sections_elememt_dot_assignment::set_section_addresses):
1783 (Output_data_expression::do_write_to_buffer): Likewise.
1784 (Output_section_definition::finalize_symbols): Likewise.
1785 (Output_section_definition::set_section_addresses): Likewise.
1787 2010-09-30 Doug Kwan <dougkwan@google.com>
1789 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1791 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1793 * target.h (Target::can_icf_inline_merge_sections): New virtual
1795 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1797 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1799 * icf.cc (get_section_contents): Inline merge sections only when
1802 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1804 * configure: Regenerate.
1806 2010-09-17 Ian Lance Taylor <iant@google.com>
1808 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1809 * testsuite/Makefile.am (memory_test.o): New target.
1810 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1812 * testsuite/Makefile.in: Rebuild.
1814 2010-09-17 Doug Kwan <dougkwan@google.com>
1816 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1817 defintion if relocation uses GOT entries of the symbol.
1818 * testsuite/icf_safe_test.sh: Fix test.
1819 * testsuite/icf_safe_so_test.sh: Fix test.
1821 2010-09-16 Cary Coutant <ccoutant@google.com>
1823 * script_sections.cc (class Memory_region): Remove "NULL" from
1824 vector initializations.
1826 2010-09-15 Cary Coutant <ccoutant@google.com>
1828 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1829 Resolve forwarding symbols.
1831 2010-09-15 Doug Kwan <dougkwan@google.com>
1833 * gold/testsuite/script_test_3.t: Add ARM special sections.
1834 * gold/testsuite/script_test_4.t: Same.
1835 * gold/testsuite/script_test_5.t: Same.
1836 * gold/testsuite/script_test_6.t: Same.
1837 * gold/testsuite/script_test_7.t: Same.
1838 * gold/testsuite/script_test_7.t: Same.
1839 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1841 2010-09-14 Cary Coutant <ccoutant@google.com>
1843 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1844 (Target_x86_64::Relocate::relocate_tls): Replace check for
1845 saw_tls_block_reloc_ with test for executable section.
1847 2010-09-12 Cary Coutant <ccoutant@google.com>
1849 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1850 position-independent executables to shared libraries need dynamic
1852 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1853 position-independent executables.
1854 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1855 * testsuite/Makefile.in: Regenerate.
1857 2010-09-10 Nick Clifton <nickc@redhat.com>
1860 * testsuite/memory_test.t: Discard any sections that are not
1863 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1866 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1867 "This::" to work around a bug in gcc 4.2.
1869 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1871 2010-09-09 Rafael Espindola <espindola@google.com>
1873 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1874 sections with different PF_X flags in the same segment.
1875 (Layout::find_first_load_seg): Search all segments to find the first
1877 * options.h (rosegment): New.
1879 2010-09-08 Rafael Espindola <espindola@google.com>
1881 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1883 2010-09-08 Doug Kwan <dougkwan@google.com>
1885 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1886 (Arm_relobj::do_relocate_sections): Add new parameter for output
1887 file to match the parent.
1888 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1889 of local symbols instead of input values. Update code to track
1890 changes in gold::relocate_section.
1891 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1892 (Sized_relobj::compute_final_local_value_internal): New methods.
1893 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1894 body into private version of Sized_relobj::compute_final_local_value.
1895 Call the inline method.
1896 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1897 merged symbol value if there is one.
1898 (Symbol_value::has_output_value): New method defintiion.
1899 (Sized_relobj::Compute_final_local_value_status): New enum type.
1900 (Sized_relobj::compute_final_local_value): New methods.
1901 (Sized_relobj::compute_final_local_value_internal): New methods.
1902 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1903 and arm_cortex_a8.sh.
1904 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1905 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1907 * Makefile.in: Regenerate.
1908 * testsuite/arm_bl_out_of_range.s: Update test.
1909 * testsuite/thumb_bl_out_of_range.s: Ditto.
1910 * testsuite/thumb_blx_out_of_range.s: Ditto.
1911 * testsuite/arm_branch_out_of_range.sh: New file.
1912 * testsuite/arm_cortex_a8.sh: Ditto.
1913 * testsuite/arm_cortex_a8_b.s: Ditto.
1914 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1915 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1916 * testsuite/arm_cortex_a8_bl.s: Ditto.
1917 * testsuite/arm_cortex_a8_blx.s: Ditto.
1918 * testsuite/arm_cortex_a8_local.s: Ditto.
1919 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1920 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1922 2010-09-08 Rafael Espindola <espindola@google.com>
1924 * Makefile.am (memory_test.stdout): Run readelf with -W.
1925 * Makefile.in: Regenerate.
1926 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1929 2010-09-08 Rafael Espindola <espindola@google.com>
1931 * script-sections.cc (Script_sections::add_memory_region): Convert
1932 field precision to int.
1933 * script.cc (script_set_section_region, script_set_section_region):
1934 Convert field precision to int.
1936 2010-09-08 Rafael Espindola <espindola@google.com>
1938 * arm.cc (do_finalize_sections): Create the __exidx_start and
1939 __exdix_end symbols even when the section is missing.
1941 2010-09-08 Nick Clifton <nickc@redhat.com>
1943 * README: Remove claim that MEMORY is not supported.
1944 * expression.cc (script_exp_function_origin)
1945 (script_exp_function_length): Move from here to ...
1946 * script.cc: ... here.
1947 (script_set_section_region, script_add_memory)
1948 (script_parse_memory_attr, script_include_directive): New
1950 * script-sections.cc
1951 (class Memory_region): New class.
1952 (class Output_section_definition): Add set_memory_region,
1953 set_section_vma, set_section_lma and get_section_name methods.
1954 (class Script_Sections): Add add_memory_region,
1955 find_memory_region, find_memory_region_origin,
1956 find_memory_region_length and set_memory_region methods.
1957 Have set_section_addresses method walk the list of set memory
1959 Extend the print methos to display memory regions.
1960 * script-sections.h: Add prototypes for new methods.
1961 Add enum for MEMORY region attributes.
1962 * yyscript.y: Add support for parsing MEMORY regions.
1963 * script-c.h: Add prototypes for new functions.
1964 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1965 * testsuite/Makefile.in: Regenerate.
1966 * testsuite/memory_test.sh: New script.
1967 * testsuite/memory_test.s: New assembler source file.
1968 * testsuite/memory_test.t: New linker script.
1970 2010-08-27 Doug Kwan <dougkwan@google.com>
1972 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1973 reference override an existing dynamic weak reference.
1974 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1975 * testsuite/Makefile.in: Regenerate.
1976 * testsuite/dyn_weak_ref.sh: New file.
1977 * testsuite/dyn_weak_ref_1.c: Ditto.
1978 * testsuite/dyn_weak_ref_2.c: Ditto.
1980 2010-08-27 Ian Lance Taylor <iant@google.com>
1982 * incremental.h (class Incremental_input_entry): Add virtual
1985 2010-08-27 Ian Lance Taylor <iant@google.com>
1987 * testsuite/start_lib_test_3.c: Mark t3 as used.
1989 2010-08-27 Nick Clifton <nickc@redhat.com>
1991 * options.cc (version_script): Fix small typo in previous
1994 2010-08-25 Nick Clifton <nickc@redhat.com>
1996 * archive.cc: Formatting fixes: Remove whitespace between
1997 typename and following asterisk. Remove whitespace between
1998 function name and opening parenthesis.
1999 * archive.h: Likewise.
2001 * attributes.cc: Likewise.
2002 * attributes.h: Likewise.
2003 * common.cc: Likewise.
2004 * copy-relocs.cc: Likewise.
2005 * dirsearch.h: Likewise.
2006 * dynobj.cc: Likewise.
2007 * ehframe.cc: Likewise.
2008 * ehframe.h: Likewise.
2009 * expression.cc: Likewise.
2010 * fileread.cc: Likewise.
2011 * fileread.h: Likewise.
2013 * gold-threads.cc: Likewise.
2014 * gold.cc: Likewise.
2015 * i386.cc: Likewise.
2017 * incremental-dump.cc: Likewise.
2018 * incremental.cc: Likewise.
2019 * layout.cc: Likewise.
2020 * layout.h: Likewise.
2021 * main.cc: Likewise.
2022 * merge.cc: Likewise.
2023 * merge.h: Likewise.
2024 * object.cc: Likewise.
2025 * object.h: Likewise.
2026 * options.cc: Likewise.
2027 * options.h: Likewise.
2028 * output.cc: Likewise.
2029 * output.h: Likewise.
2030 * plugin.cc: Likewise.
2031 * plugin.h: Likewise.
2032 * powerpc.cc: Likewise.
2033 * reloc.cc: Likewise.
2034 * script-c.h: Likewise.
2035 * script-sections.cc: Likewise.
2036 * script.cc: Likewise.
2037 * stringpool.cc: Likewise.
2038 * symtab.cc: Likewise.
2039 * symtab.h: Likewise.
2040 * target.cc: Likewise.
2041 * timer.cc: Likewise.
2042 * timer.h: Likewise.
2043 * version.cc: Likewise.
2044 * x86_64.cc: Likewise.
2046 2010-08-24 Nick Clifton <nickc@redhat.com>
2049 * layout.cc (segment_precedes): Sort segments by their physical
2050 addresses, if they have been set.
2052 2010-08-23 Cary Coutant <ccoutant@google.com>
2054 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2056 (Lib_group::include_member): Unlock object after deleting its
2058 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2061 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2062 Cary Coutant <ccoutant@google.com>
2064 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2065 constructor, and set_blocker.
2066 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2068 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2069 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2070 * testsuite/Makefile.am (start_lib_test): New test case.
2071 * testsuite/Makefile.in: Regenerate.
2072 * testsuite/start_lib_test_main.c: New file.
2073 * testsuite/start_lib_test_1.c: New file.
2074 * testsuite/start_lib_test_2.c: New file.
2075 * testsuite/start_lib_test_3.c: New file.
2077 2010-08-19 Ian Lance Taylor <iant@google.com>
2079 * Makefile.in: Rebuild with automake 1.11.1.
2080 * aclocal.m4: Likewise.
2081 * testsuite/Makefile.in: Likewise.
2083 2010-08-19 Ian Lance Taylor <iant@google.com>
2086 * i386.cc (class Output_data_plt_i386): Update declarations.
2087 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2088 local_ifuncs_ fields.
2089 (Target_i386::do_plt_section_for_global): New function.
2090 (Target_i386::do_plt_section_for_local): New function.
2091 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2092 parameter; change all callers. Initialize global_ifuncs_ and
2093 local_ifuncs_. If doing a static link define __rel_iplt_start and
2095 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2096 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2097 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2099 (Target_i386::make_plt_section): New function, broken out of
2100 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2101 (Target_i386::make_plt_entry): Call make_plt_section.
2102 (Target_i386::make_local_ifunc_plt_entry): New function.
2103 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2104 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2105 R_386_IRELATIVE to switch.
2106 (Target_i386::Scan::global): Likewise.
2107 (Target_i386::Relocate::relocate): Likewise.
2108 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2110 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2111 (Target_x86_64::do_plt_section_for_global): New function.
2112 (Target_x86_64::do_plt_section_for_local): New function.
2113 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2114 parameter; change all callers. If doing a static link define
2115 __rela_iplt_start and __rela_iplt_end.
2116 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2117 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2118 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2120 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2121 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2123 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2124 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2125 R_X86_64_IRELATIVE to switch.
2126 (Target_x86_64::Scan::global): Likewise.
2127 (Target_x86_64::Relocate::relocate): Likewise.
2128 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2130 * target.h (class Target): Add plt_section_for_global and
2131 plt_section_for_local functions. Add do_plt_section_for_global
2132 and do_plt_section_for_local virtual functions.
2133 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2134 clarifying comments.
2135 (Symbol::use_plt_offset): Handle IFUNC symbol.
2136 * object.cc (Sized_relobj::Sized_relobj): Initialize
2138 (Sized_relobj::local_has_plt_offset): New function.
2139 (Sized_relobj::local_plt_offset): New function.
2140 (Sized_relobj::set_local_plt_offset): New function.
2141 (Sized_relobj::do_count): Handle IFUNC symbol.
2142 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2143 a bit away from input_shndx_ field. Add set_is_func_symbol and
2144 is_ifunc_symbol functions.
2145 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2146 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2147 local_plt_offsets_ field.
2148 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2149 * output.h (class Output_section_data): Add non-const
2150 output_section function.
2151 (class Output_data_got): Update declarations.
2152 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2153 Add use_plt_offset parameter to global and local constructors.
2154 Change all callers. Change local_sym_index_ field to 31 bits.
2155 Change GSYM_CODE and CONSTANT_CODE accordingly.
2156 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2157 doing a static link don't set sh_link field.
2158 (Output_data_got::Got_entry::write): Use PLT offset if
2160 (Output_data_got::add_global_plt): New function.
2161 (Output_data_got::add_local_plt): New function.
2162 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2163 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2164 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2165 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2166 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2168 * testsuite/ifunc-sel.h: New file.
2169 * testsuite/ifuncmain1.c: New file.
2170 * testsuite/ifuncmain1vis.c: New file.
2171 * testsuite/ifuncmod1.c: New file.
2172 * testsuite/ifuncdep2.c: New file.
2173 * testsuite/ifuncmain2.c: New file.
2174 * testsuite/ifuncmain3.c: New file.
2175 * testsuite/ifuncmod3.c: New file.
2176 * testsuite/ifuncmain4.c: New file.
2177 * testsuite/ifuncmain5.c: New file.
2178 * testsuite/ifuncmod5.c: New file.
2179 * testsuite/ifuncmain6pie.c: New file.
2180 * testsuite/ifuncmod6.c: New file.
2181 * testsuite/ifuncmain7.c: New file.
2182 * configure, testsuite/Makefile.in: Rebuild.
2184 2010-08-18 Ian Lance Taylor <iant@google.com>
2187 (Output_section_incremental_inputs::write_input_files): Add cast
2188 to avoid signed/unsigned comparison warning.
2189 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2191 2010-08-12 Cary Coutant <ccoutant@google.com>
2193 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2195 2010-08-13 Ian Lance Taylor <iant@google.com>
2197 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2199 2010-08-12 Cary Coutant <ccoutant@google.com>
2200 Doug Kwan <dougkwan@google.com>
2202 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2203 defintion overrides non-weak undef, remember that the original undef
2205 * symtab.cc (Symbol_table::sized_write_global): For undef without
2206 an original weak binding, set binding to global in output.
2207 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2208 * testsuite/Makefile.in: Regenerate.
2209 * testsuite/strong_ref_weak_def.sh: New file.
2210 * testsuite/strong_ref_weak_def_1.c: Ditto.
2211 * testsuite/strong_ref_weak_def_2.c: Ditto.
2213 2010-08-12 Cary Coutant <ccoutant@google.com>
2215 * testsuite/incremental_test.sh: Rewrite.
2216 * testsuite/incremental_test_1.c: Rewrite.
2217 * testsuite/incremental_test_2.c: Rewrite.
2219 2010-08-12 Cary Coutant <ccoutant@google.com>
2221 * arm.cc (Target_arm::got_size): Add const.
2222 (Target_arm::got_entry_count): New function.
2223 (Target_arm::plt_entry_count): New function.
2224 (Target_arm::first_plt_entry_offset): New function.
2225 (Target_arm::plt_entry_size): New function.
2226 (Output_data_plt_arm::entry_count): New function.
2227 (Output_data_plt_arm::first_plt_entry_offset): New function.
2228 (Output_data_plt_arm::get_plt_entry_size): New function.
2229 * i386.cc (Target_i386::got_size): Add const.
2230 (Target_i386::got_entry_count): New function.
2231 (Target_i386::plt_entry_count): New function.
2232 (Target_i386::first_plt_entry_offset): New function.
2233 (Target_i386::plt_entry_size): New function.
2234 (Output_data_plt_i386::entry_count): New function.
2235 (Output_data_plt_i386::first_plt_entry_offset): New function.
2236 (Output_data_plt_i386::get_plt_entry_size): New function.
2237 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2238 find_incremental_inputs_sections. Dump incremental_got_plt section.
2239 * incremental.cc: Include target.h.
2240 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2241 parameter. Adjust all callers. Find incremental_got_plt section.
2242 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2244 (Output_section_incremental_inputs::set_final_data_size): Calculate
2245 size of incremental_got_plt section.
2246 (Output_section_incremental_inputs::do_write): Write the
2247 incremental_got_plt section.
2248 (Got_plt_view_info): New struct.
2249 (Local_got_offset_visitor): New class.
2250 (Global_got_offset_visitor): New class.
2251 (Global_symbol_visitor_got_plt): New class.
2252 (Output_section_incremental_inputs::write_got_plt): New function.
2253 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2254 Add parameter. Adjust all callers.
2255 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2256 (Incremental_inputs::got_plt_section): New function.
2257 (Incremental_inputs::got_plt_section_): New data member.
2258 (Incremental_got_plt_reader): New class.
2259 * layout.cc (Layout::create_incremental_info_sections): Add the
2260 incremental_got_plt section.
2261 * object.h (Got_offset_list::get_list): New function.
2262 (Got offset_list::for_all_got_offsets): New function.
2263 (Sized_relobj::local_got_offset_list): New function.
2264 * powerpc.cc (Target_powerpc::got_size): Add const.
2265 (Target_powerpc::got_entry_count): New function.
2266 (Target_powerpc::plt_entry_count): New function.
2267 (Target_powerpc::first_plt_entry_offset): New function.
2268 (Target_powerpc::plt_entry_size): New function.
2269 (Output_data_plt_powerpc::entry_count): New function.
2270 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2271 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2272 * sparc.cc (Target_sparc::got_size): Add const.
2273 (Target_sparc::got_entry_count): New function.
2274 (Target_sparc::plt_entry_count): New function.
2275 (Target_sparc::first_plt_entry_offset): New function.
2276 (Target_sparc::plt_entry_size): New function.
2277 (Output_data_plt_sparc::entry_count): New function.
2278 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2279 (Output_data_plt_sparc::get_plt_entry_size): New function.
2280 * symtab.h (Symbol::got_offset_list): New function.
2281 (Symbol_table::for_all_symbols): New function.
2282 * target.h (Sized_target::got_entry_count): New function.
2283 (Sized_target::plt_entry_count): New function.
2284 (Sized_target::plt_entry_size): New function.
2285 * x86_64.cc (Target_x86_64::got_size): Add const.
2286 (Target_x86_64::got_entry_count): New function.
2287 (Target_x86_64::plt_entry_count): New function.
2288 (Target_x86_64::first_plt_entry_offset): New function.
2289 (Target_x86_64::plt_entry_size): New function.
2290 (Output_data_plt_x86_64::entry_count): New function.
2291 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2292 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2294 2010-08-12 Cary Coutant <ccoutant@google.com>
2296 * archive.cc: Include incremental.h.
2297 (Archive::Archive): Initialize incremental_info_.
2298 (Archive::include_member): Record archive members in incremental info.
2299 (Add_archive_symbols::run): Record begin and end of an archive in
2301 (Lib_group::include_member): Record objects in incremental info.
2302 * archive.h (Incremental_archive_entry): Forward declaration.
2303 (Archive::set_incremental_info): New member function.
2304 (Archive::incremental_info): New member function.
2305 (Archive::Unused_symbol_iterator): New class.
2306 (Archive::unused_symbols_begin): New member function.
2307 (Archive::unused_symbols_end): New member function.
2308 (Archive::incremental_info_): New data member.
2309 * incremental-dump.cc (find_input_containing_global): New function.
2310 (dump_incremental_inputs): Dump new incremental info sections.
2311 * incremental.cc: Include symtab.h.
2312 (Output_section_incremental_inputs): New class.
2313 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2314 new incremental info sections.
2315 (Sized_incremental_binary::do_check_inputs): Likewise.
2316 (Incremental_inputs::report_archive): Remove.
2317 (Incremental_inputs::report_archive_begin): New function.
2318 (Incremental_inputs::report_archive_end): New function.
2319 (Incremental_inputs::report_object): New function.
2320 (Incremental_inputs::finalize_inputs): Remove.
2321 (Incremental_inputs::report_input_section): New function.
2322 (Incremental_inputs::report_script): Rewrite.
2323 (Incremental_inputs::finalize): Do nothing but finalize string table.
2324 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2325 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2326 (Incremental_inputs::create_data_sections): New function.
2327 (Incremental_inputs::relocs_entsize): New function.
2328 (Output_section_incremental_inputs::set_final_data_size): New function.
2329 (Output_section_incremental_inputs::do_write): New function.
2330 (Output_section_incremental_inputs::write_header): New function.
2331 (Output_section_incremental_inputs::write_input_files): New function.
2332 (Output_section_incremental_inputs::write_info_blocks): New function.
2333 (Output_section_incremental_inputs::write_symtab): New function.
2334 * incremental.h (Incremental_script_entry): Forward declaration.
2335 (Incremental_object_entry): Forward declaration.
2336 (Incremental_archive_entry): Forward declaration.
2337 (Incremental_inputs): Forward declaration.
2338 (Incremental_inputs_header_data): Remove.
2339 (Incremental_inputs_header): Remove.
2340 (Incremental_inputs_header_write): Remove.
2341 (Incremental_inputs_entry_data): Remove.
2342 (Incremental_inputs_entry): Remove.
2343 (Incremental_inputs_entry_write): Remove.
2344 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2345 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2346 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2347 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2349 (Incremental_input_entry): New class.
2350 (Incremental_script_entry): New class.
2351 (Incremental_object_entry): New class.
2352 (Incremental_archive_entry): New class.
2353 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2354 (Incremental_inputs::report_inputs): Remove.
2355 (Incremental_inputs::report_archive): Remove.
2356 (Incremental_inputs::report_archive_begin): New function.
2357 (Incremental_inputs::report_archive_end): New function.
2358 (Incremental_inputs::report_object): Change prototype.
2359 (Incremental_inputs::report_input_section): New function.
2360 (Incremental_inputs::report_script): Change prototype.
2361 (Incremental_inputs::get_reloc_count): New function.
2362 (Incremental_inputs::set_reloc_count): New function.
2363 (Incremental_inputs::create_data_sections): New function.
2364 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2365 (Incremental_inputs::inputs_section): New function.
2366 (Incremental_inputs::symtab_section): New function.
2367 (Incremental_inputs::relocs_section): New function.
2368 (Incremental_inputs::get_stringpool): Add const.
2369 (Incremental_inputs::command_line): Add const.
2370 (Incremental_inputs::inputs): Remove.
2371 (Incremental_inputs::command_line_key): New function.
2372 (Incremental_inputs::input_file_count): New function.
2373 (Incremental_inputs::input_files): New function.
2374 (Incremental_inputs::relocs_entsize): New function.
2375 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2376 (Incremental_inputs::finalize_inputs): Remove.
2377 (Incremental_inputs::Input_info): Remove.
2378 (Incremental_inputs::lock_): Remove.
2379 (Incremental_inputs::inputs_): Change type.
2380 (Incremental_inputs::inputs_map_): Remove.
2381 (Incremental_inputs::current_object_entry_): New data member.
2382 (Incremental_inputs::inputs_section_): New data member.
2383 (Incremental_inputs::symtab_section_): New data member.
2384 (Incremental_inputs::relocs_section_): New data member.
2385 (Incremental_inputs::reloc_count_): New data member.
2386 (Incremental_inputs_reader): New class.
2387 (Incremental_symtab_reader): New class.
2388 (Incremental_relocs_reader): New class.
2389 * layout.cc (Layout::finalize): Move finalization of incremental info
2390 and creation of incremental info sections to follow finalization of
2391 symbol table. Set offsets for postprocessing sections.
2392 (Layout::create_incremental_info_sections): Call
2393 Incremental_inputs::create_data_sections. Add incremental symtab
2394 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2395 sections to layout after input sections.
2396 * layout.h (struct Timespec): Forward declaration.
2397 (Layout::incremental_inputs): Add const.
2398 (Layout::create_incremental_info_sections): Add parameter.
2399 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2400 * object.cc: Include incremental.h.
2401 (Relobj::finalize_incremental_relocs): New function.
2402 (Sized_relobj::do_layout): Record input sections in incremental info.
2403 * object.h (Object::output_section): New function.
2404 (Object::output_section_offset): Moved from Relobj.
2405 (Object::get_incremental_reloc_base): New function.
2406 (Object::get_incremental_reloc_count): New function.
2407 (Object::do_output_section): New function.
2408 (Object::do_output_section_offset): Moved from Relobj.
2409 (Object::do_get_incremental_reloc_base): New function.
2410 (Object::do_get_incremental_reloc_count): New function.
2411 (Object::Object): Initialize new data members.
2412 (Relobj::output_section): Renamed do_output_section and moved to
2414 (Relobj::output_section_offset): Moved to Object.
2415 (Relobj::do_get_incremental_reloc_base): New function.
2416 (Relobj::do_get_incremental_reloc_count): New function.
2417 (Relobj::allocate_incremental_reloc_counts): New function.
2418 (Relobj::count_incremental_reloc): New function.
2419 (Relobj::finalize_incremental_relocs): New function.
2420 (Relobj::next_incremental_reloc_index): New function.
2421 (Relobj::reloc_counts_): New data member.
2422 (Relobj::reloc_bases_): New data member.
2423 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2424 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2425 (Sized_relobj::incremental_relocs_scan): New function.
2426 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2427 (Sized_relobj::incremental_relocs_write): New function.
2428 (Sized_relobj::incremental_relocs_write_reltype): New function.
2429 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2431 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2432 archives and object files elsewhere.
2433 (Add_symbols::run): Report object files here.
2434 (Finish_group::run): Report end of archive at end of group.
2435 * reloc.cc: Include layout.h, incremental.h.
2436 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2437 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2438 (Sized_relobj::incremental_relocs_scan): New function.
2439 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2440 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2441 (Sized_relobj::incremental_relocs_write): New function.
2442 (Sized_relobj::incremental_relocs_write_reltype): New function.
2443 * script.cc (read_input_script): Rewrite test for incremental link.
2444 Change call to Incremental_inputs::report_script.
2445 * symtab.h (Symbol_table::first_global_index): New function.
2446 (Symbol_table::output_count): New function.
2448 2010-08-12 Doug Kwan <dougkwan@google.com>
2450 * arm.cc (Target_arm::merge_object_attributes): Check command line
2451 options --no-wchar-size-warning and --no-enum-size-warning.
2452 * options.h (General_options): Add ld-compatible options
2453 --no-enum-size-warning and --no-wchar-size-warning.
2455 2010-08-04 Ian Lance Taylor <iant@google.com>
2457 * x86_64.cc (Target_x86_64::Scan::local): Use
2458 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2459 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2460 (Target_x86_64::Scan::global): Likewise.
2461 (Target_x86_64::Relocate::relocate): Likewise.
2462 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2465 2010-08-03 Cary Coutant <ccoutant@google.com>
2467 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2468 to reserve space in merged_strings vector. Keep total input size
2470 (Output_merge_string::do_print_merge_stats): Print total input size.
2471 * merge.h (Output_merge_string): Add input_size_ field.
2472 * stringpool.cc (Stringpool_template::string_length): Move
2473 implementations out of Stringpool_template class and place in
2475 * stringpool.h (string_length): Move out of Stringpool_template.
2477 2010-08-03 Ian Lance Taylor <iant@google.com>
2480 * layout.cc (relaxation_loop_body): If address of load segment is
2481 set, adjust address to include headers if possible.
2483 2010-08-03 Ian Lance Taylor <iant@google.com>
2485 * version.cc (version_string): Bump to 1.10.
2487 2010-08-03 Ian Lance Taylor <iant@google.com>
2490 * layout.h (enum Output_section_order): Define.
2491 (class Layout): Update declarations.
2492 * layout.cc (Layout::get_output_section): Add order parameter.
2493 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2494 is_first_non_relro parameters. Change all callers.
2495 (Layout::choose_output_section): Likewise.
2496 (Layout::add_output_section_data): Likewise.
2497 (Layout::make_output_section): Likewise. Set order.
2498 (Layout::default_section_order): New function.
2499 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2500 * output.cc (Output_section::Output_section): Initialize order_.
2501 Don't initialize deleted fields.
2502 (Output_segment::Output_segment): Don't initialize deleted
2504 (Output_segment::add_output_section_to_load): New function
2505 replacing add_output_section. Change all callers to call this or
2506 add_output_section_to_nonload.
2507 (Output_segment::add_output_section_to_nonload): New function.
2508 (Output_segment::remove_output_section): Rewrite.
2509 (Output_segment::add_initial_output_data): Likewise.
2510 (Output_segment::has_any_data_sections): Likewise.
2511 (Output_segment::is_first_section_relro): Likewise.
2512 (Output_segment::maximum_alignment): Likewise.
2513 (Output_segment::has_dynamic_reloc): New function replacing
2514 dynamic_reloc_count. Change all callers.
2515 (Output_segment::has_dynamic_reloc_list): New function replacing
2516 dynamic_reloc_count_list. Change all callers.
2517 (Output_segment::set_section_addresses): Rewrite.
2518 (Output_segment::set_offset): Rewrite.
2519 (Output_segment::find_first_and_last_list): Remove.
2520 (Output_segment::set_tls_offsets): Rewrite.
2521 (Output_segment::first_section_load_address): Likewise.
2522 (Output_segment::output_section_count): Likewise.
2523 (Output_segment::section_with_lowest_load_address): Likewise.
2524 (Output_segment::write_section_headers): Likewise.
2525 (Output_segment::print_sections_to_map): Likewise.
2526 * output.h (class Output_data): Remove dynamic_reloc_count_
2527 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2528 (Output_data::add_dynamic_reloc): Rewrite.
2529 (Output_data::has_dynamic_reloc): New function.
2530 (Output_data::dynamic_reloc_count): Remove.
2531 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2532 is_last_relro_, is_first_non_relro_, is_interp_,
2533 is_dynamic_linker_section_ fields. Add order and set_order
2534 functions. Remove is_relro_local, set_is_relro_local,
2535 is_last_relro, set_is_last_relro, is_first_non_relro,
2536 set_is_first_non_relro functions, is_interp, set_is_interp,
2537 is_dynamic_linker_section, and set_is_dynamic_linker_section
2539 (class Output_segment): Change Output_data_list from std::list to
2540 std:;vector. Add output_lists_ field. Remove output_data_ and
2541 output_bss_ fields. Update declarations.
2543 2010-08-02 Ian Lance Taylor <iant@google.com>
2545 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2546 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2547 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2549 2010-08-02 Ian Lance Taylor <iant@google.com>
2552 * script.cc (Script_options::Script_options): Initialize
2553 symbol_definitions_ and symbol_references_.
2554 (Script_options::add_symbol_assignment): Update
2555 symbol_definitions_ and symbol_references_.
2556 (Script_options::add_symbol_reference): New function.
2557 (script_symbol): New function.
2558 * script.h (class Script_options): Add symbol_definitions_ and
2559 symbol_references_ fields.
2560 (Script_options::referenced_const_iterator): New type.
2561 (Script_options::referenced_begin): New function.
2562 (Script_options::referenced_end): New function.
2563 (Script_options::is_referenced): New function.
2564 (Script_options::any_unreferenced): New function.
2565 * script-c.h (script_symbol): Declare.
2566 * yyscript.y (exp): Call script_symbol.
2567 * symtab.cc: Include "script.h".
2568 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2569 Change all callers. Check symbols referenced by scripts.
2570 (Symbol_table::add_undefined_symbols_from_command_line): Add
2571 layout parameter. Change all callers.
2572 (Symbol_table::do_add_undefined_symbols_from_command_line):
2573 Likewise. Break out loop body. Check symbols referenced by
2575 (Symbol_table::add_undefined_symbol_from_command_line): New
2576 function broken out of
2577 do_add_undefined_symbols_from_command_line.
2578 * symtab.h (class Symbol_table): Update declarations.
2579 * archive.cc: Include "layout.h".
2580 (Archive::should_include_member): Add layout parameter. Change
2581 all callers. Check for symbol mentioned in expression.
2582 * archive.h (class Archive): Update declaration.
2583 * object.cc (Sized_relobj::do_should_include_member): Add layout
2585 * object.h (Object::should_include_member): Add layout parameter.
2587 (Object::do_should_include_member): Add layout parameter.
2588 (class Sized_relobj): Update declaration.
2589 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2591 * dynobj.h (class Sized_dynobj): Update declaration.
2592 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2594 * plugin.h (class Sized_pluginobj): Update declaration.
2596 2010-08-02 Ian Lance Taylor <iant@google.com>
2599 * output.cc (Output_segment::set_offset): Search for the first and
2600 last sections rather than assuming that the list is in order.
2601 (Output_segment::find_first_and_last_list): New function.
2602 * output.h (class Output_segment): Update declarations.
2603 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2604 (relro_strip_test_SOURCES): New variable.
2605 (relro_strip_test_DEPENDENCIES): New variable.
2606 (relro_strip_test_LDFLAGS): New variable.
2607 (relro_strip_test_LDADD): New variable.
2608 (relro_strip_test.so): New target.
2610 2010-08-02 Ian Lance Taylor <iant@google.com>
2612 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2613 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2614 (Target_i386::got_tlsdesc_section): New function.
2615 (Target_i386::got_section): Create space for GOT entries for
2616 TLSDESC relocations.
2617 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2619 (Target_i386::Scan::global): Likewise.
2620 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2622 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2623 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2624 (Target_x86_64::got_tlsdesc_section): New function.
2625 (Target_x86_64::got_section): Create space for GOT entries for
2626 TLSDESC relocations.
2627 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2629 (Target_x86_64::Scan::global): Likewise.
2630 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2633 2010-08-02 Ian Lance Taylor <iant@google.com>
2635 * testsuite/final_layout.sh: Use dc to convert from hex to
2638 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2640 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2641 paramter to the call to gold::gc_process_relocs.
2642 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2643 paramter to the call to gold::gc_process_relocs.
2644 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2645 parameter to the call to gold::gc_process_relocs.
2646 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2647 template parameter to the call to gold::gc_process_relocs.
2648 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2649 paramter to the call to gold::gc_process_relocs.
2650 * gc.h (get_embedded_addend_size): New function.
2651 (gc_process_relocs): Save the size of the reloc for use by ICF.
2652 * icf.cc (get_section_contents): Get the addend from the text section
2653 for SHT_REL relocation sections.
2654 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2655 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2656 * int_encoding.h (read_from_pointer): New overloaded function.
2657 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2658 * testsuite/icf_sht_rel_addend_test.sh: New file.
2659 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2660 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2662 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2664 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2665 * Makefile.in: Regenerate.
2666 * testsuite/Makefile.in: Regenerate.
2668 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2670 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2671 * gold/testsuite/debug_msg.cc: Likewise.
2672 * gold/testsuite/odr_violation1.cc
2673 * gold/testsuite/odr_violation2.cc
2675 2010-07-21 Cary Coutant <ccoutant@google.com>
2677 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2678 string, and length fields.
2679 (Output_merge_string::Merged_strings_list): New type.
2680 (Output_merge_string::Merged_strings_lists): New typedef.
2681 (Output_merge_string): Replace merged_strings_ with
2682 merged_strings_lists_.
2683 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2684 Merged_strings_list per input object and section. Don't store pointer
2685 to the string. Don't store length with each merged string entry.
2686 (Output_merge_string::finalize_merged_data): Loop over list of merged
2687 strings lists. Recompute length of each merged string.
2689 2010-07-15 Cary Coutant <ccoutant@google.com>
2691 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2694 2010-07-14 Ian Lance Taylor <iant@google.com>
2696 * descriptors.cc (Descriptors::open): Report correct name in error
2699 2010-07-13 Doug Kwan <dougkwan@google.com>
2701 * arm.cc (Arm_input_section::Arm_input_section): For a
2702 SHT_ARM_EXIDX section, always keeps the input sections.
2703 (Arm_input_section::set_exidx_section_link): New method.
2704 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2705 has_errors_ to false.
2706 (Arm_exidx_input_section::has_errors,
2707 Arm_exidx_input_section::set_has_errors): New methods.
2708 (Arm_exidx_input_section::has_errors_): New data member.
2709 (Arm_relobj::get_exidx_shndx_list): New method.
2710 (Arm_output_section::append_text_sections_to_list): Do not skip
2711 section without SHF_EXECINSTR.
2712 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2714 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2715 section header. Make error messages more verbose. Check for
2716 a non-executable section linked to an EXIDX section.
2717 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2718 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2719 check that there is no deferred EXIDX section if we exit early.
2720 Instead of not making an EXIDX section in case of an error, make one
2721 and set the has_errors flag of it.
2722 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2723 in a relocatable link.
2724 (Target_arm::do_relax): Look for the EXIDX output section instead of
2725 assuming that it is called .ARM.exidx.
2726 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2727 section list. Do not check for SHF_EXECINSTR section flags but
2728 skip any input section with errors.
2729 * output.cc (Output_section::Output_section): Initialize
2730 always_keeps_input_sections_ to false.
2731 (Output_section::add_input_section): Check for
2732 always_keeps_input_sections_.
2733 * output.h (Output_section::always_keeps_input_sections,
2734 Output_section::set_always_keeps_input_sections): New methods.
2735 (Output_section::always_keeps_input_sections): New data member.
2737 2010-07-13 Rafael Espindola <espindola@google.com>
2739 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2740 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2742 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2743 Ian Lance Taylor <iant@google.com>
2745 * output.h (Output_section_lookup_maps::add_merge_section):
2746 Correct check of whether value was inserted.
2747 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2748 (Output_section_lookup_maps::add_relaxed_input_section):
2750 * arm.cc (Target_arm::got_section): Remove used local os.
2751 * i386.cc (Target_i386::got_section): Likewise.
2752 * x86_64.cc (Target_x86_64::got_section): Likewise.
2753 * sparc.cc (Target_sparc::got_section): Likewise.
2754 (Target_sparc::relocate): Remove unused local have_got_offset.
2755 * powerpc.cc (Target_powerpc::relocate): Likewise.
2757 2010-07-13 Ian Lance Taylor <iant@google.com>
2759 * compressed_output.cc (zlib_decompress): Fix signature in
2762 * archive.cc (Archive::include_member): Unlock an external member
2763 of a thin archive. Don't bother to delete an object we know is
2766 2010-07-12 Cary Coutant <ccoutant@google.com>
2768 * compressed_output.cc (zlib_decompress): New function.
2769 (get_uncompressed_size): New function.
2770 (decompress_input_section): New function.
2771 * compressed_output.h (get_uncompressed_size): New function.
2772 (decompress_input_section): New function.
2773 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2774 Handle compressed debug sections.
2775 * layout.cc (is_compressed_debug_section): New function.
2776 (Layout::output_section_name): Map compressed section names to
2778 * layout.h (is_compressed_debug_section): New function.
2779 (is_debug_info_section): Recognize compressed debug sections.
2780 * merge.cc: Include compressed_output.h.
2781 (Output_merge_data::do_add_input_section): Handle compressed
2783 (Output_merge_string::do_add_input_section): Handle compressed
2785 * object.cc: Include compressed_output.h.
2786 (Sized_relobj::Sized_relobj): Initialize new data members.
2787 (build_compressed_section_map): New function.
2788 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2789 * object.h (Object::section_is_compressed): New method.
2790 (Object::do_section_is_compressed): New method.
2791 (Sized_relobj::Compressed_section_map): New type.
2792 (Sized_relobj::do_section_is_compressed): New method.
2793 (Sized_relobj::compressed_sections_): New data member.
2794 * output.cc (Output_section::add_input_section): Handle compressed
2796 * reloc.cc: Include compressed_output.h.
2797 (Sized_relobj::write_sections): Handle compressed debug sections.
2799 2010-07-08 Cary Coutant <ccoutant@google.com>
2801 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2802 weak when resolving to a dynamic def.
2803 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2804 for weak undef/dynamic def cases. Adjust callers.
2805 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2806 undef_binding_weak_.
2807 (Symbol_table::sized_write_globals): Adjust symbol binding.
2808 (Symbol_table::sized_write_symbol): Add binding parameter.
2809 * symtab.h (Symbol::set_undef_binding): New method.
2810 (Symbol::is_undef_binding_weak): New method.
2811 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2812 (Symbol_table::should_override): Add new parameter.
2813 (Symbol_table::sized_write_symbol): Add new parameter.
2815 * testsuite/weak_undef_file1.cc: Add new test case.
2816 * testsuite/weak_undef_file2.cc: Fix header comment.
2817 * testsuite/weak_undef_test.cc: Add new test case.
2819 2010-06-29 Doug Kwan <dougkwan@google.com>
2821 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2822 Initialize USE_SYMBOL_.
2823 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2825 (Arm_reloc_property::uses_symbol_): New data member declaration.
2826 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2827 uses symbol value and symbol is undefined but not weakly undefined.
2829 2010-06-28 Rafael Espindola <espindola@google.com>
2831 * plugin.cc (Plugin::load): Use dlerror.
2833 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2835 * symtab.cc (detect_odr_violations): When reporting an ODR
2836 violation, report an object where the symbol is defined.
2838 2010-06-25 Doug Kwan <dougkwan@google.com>
2840 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2841 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2843 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2844 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2845 target hook to detect function points.
2846 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2847 * icf.h (Icf::check_section_for_function_pointers): Change type of
2848 parameter SECTION_NAME to const reference to std::string. Use
2849 target hook to determine if section may have unsafe pointers.
2850 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2853 2010-06-21 Rafael Espindola <espindola@google.com>
2855 * fileread.cc (Input_file::find_fie): New
2856 (Input_file::open): Use Input_file::find_fie.
2857 * fileread.h (Input_file::find_fie): New
2858 * plugin.cc (set_extra_library_path): New.
2859 (Plugin::load): Add set_extra_library_path to the transfer vector.
2860 (Plugin_manager::set_extra_library_path): New.
2861 (Plugin_manager::add_input_file): Use the extra search path if set.
2862 (set_extra_library_path(): New.
2863 * plugin.h (Plugin_manager): Add set_extra_library_path and
2866 2010-06-19 Cary Coutant <ccoutant@google.com>
2868 * layout.cc (gdb_sections): Add .debug_types.
2869 (lines_only_debug_sections): Likewise.
2871 2010-06-18 Rafael Espindola <espindola@google.com>
2873 * plugin.cc (add_input_file,add_input_library)
2874 (Plugin_manager::add_input_file): Make filename arguments const.
2875 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2878 2010-06-16 Doug Kwan <dougkwan@google.com>
2880 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2881 .ARM.attributes section if we have not merged any input
2882 attributes sections.
2884 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2886 * arm.cc: Allow combining objects with no EABI version
2889 2010-06-15 Rafael Espindola <espindola@google.com>
2891 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2893 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2895 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2896 (struct iovec): Correct !HAVE_READV definition.
2898 2010-06-10 Cary Coutant <ccoutant@google.com>
2900 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2901 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2903 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2906 * symtab.h (Symbol::is_placeholder): New member function.
2907 * target-reloc.h (relocate_section): Check for placeholder symbols.
2909 * testsuite/Makefile.am (plugin_test_8): New test.
2910 (plugin_test_9): New test.
2911 * testsuite/Makefile.in: Regenerate.
2913 2010-06-09 Nick Clifton <nickc@redhat.com>
2915 * yyscript.y (input_list_element): Allow strings prefixed with
2916 the '-' character. Treat these as libraries.
2917 * script.cc (script_add_library): New function. Adds a library
2918 specified by "-l<name>" found in an input script.
2919 * script-c.h: Add prototype for script_add_library.
2921 2010-06-07 Doug Kwan <dougkwan@google.com>
2923 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2924 Restrict stub-group size to be within long conditional branch
2925 range when working around cortex-A8 erratum.
2927 2010-06-07 Damien Diederen <dd@crosstwine.com>
2929 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2932 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2936 (Output_section::Input_section_sort_entry::compare_section_ordering):
2937 Change to return non-zero correctly.
2938 (Output_section::Input_section_sort_section_order_index_compare
2939 ::operator()): Change to fix ambiguity in comparisons.
2941 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2943 * gold.h (is_wildcard_string): New function.
2944 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2945 (Layout::layout_eh_frame): Ditto.
2946 (Layout::find_section_order_index): New method.
2947 (Layout::read_layout_from_file): New method.
2948 * layout.h (Layout::find_section_order_index): New method.
2949 (Layout::read_layout_from_file): New method.
2950 (Layout::input_section_position_): New private member.
2951 (Layout::input_section_glob_): New private member.
2952 * main.cc (main): Call read_layout_from_file here.
2953 * options.h (--section-ordering-file): New option.
2954 * output.cc (Output_section::input_section_order_specified_): New
2956 (Output_section::Output_section): Initialize new member.
2957 (Output_section::add_input_section): Add new parameter.
2958 Keep input sections when --section-ordering-file is used.
2959 (Output_section::set_final_data_size): Sort input sections when
2960 section ordering file is specified.
2961 (Output_section::Input_section_sort_entry): Add new parameter.
2963 (Output_section::Input_section_sort_entry::compare_section_ordering):
2965 (Output_section::Input_section_sort_compare::operator()): Change to
2966 consider section_order_index.
2967 (Output_section::Input_section_sort_init_fini_compare::operator()):
2968 Change to consider section_order_index.
2969 (Output_section::Input_section_sort_section_order_index_compare
2970 ::operator()): New method.
2971 (Output_section::sort_attached_input_sections): Change to sort
2972 according to section order when specified.
2973 (Output_section::add_input_section<32, true>): Add new parameter.
2974 (Output_section::add_input_section<64, true>): Add new parameter.
2975 (Output_section::add_input_section<32, false>): Add new parameter.
2976 (Output_section::add_input_section<64, false>): Add new parameter.
2977 * output.h (Output_section::add_input_section): Add new parameter.
2978 (Output_section::input_section_order_specified): New
2980 (Output_section::set_input_section_order_specified): New method.
2981 (Input_section::Input_section): Initialize section_order_index_.
2982 (Input_section::section_order_index): New method.
2983 (Input_section::set_section_order_index): New method.
2984 (Input_section::section_order_index_): New member.
2985 (Input_section::Input_section_sort_section_order_index_compare): New
2987 (Output_section::input_section_order_specified_): New member.
2988 * script-sections.cc (is_wildcard_string): Delete and move modified
2990 (Output_section_element_input::Output_section_element_input): Modify
2991 call to is_wildcard_string.
2992 (Output_section_element_input::Input_section_pattern
2993 ::Input_section_pattern): Ditto.
2994 (Output_section_element_input::Output_section_element_input): Ditto.
2995 * testsuite/Makefile.am (final_layout): New test case.
2996 * testsuite/Makefile.in: Regenerate.
2997 * testsuite/final_layout.cc: New file.
2998 * testsuite/final_layout.sh: New file.
3000 2010-06-01 Rafael Espindola <espindola@google.com>
3002 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3004 2010-06-01 Rafael Espindola <espindola@google.com>
3006 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3007 visibility of symbols.
3009 2010-05-27 Doug Kwan <dougkwan@google.com>
3011 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3012 from start of output section instead of address for a local symbol
3013 in a merged or relaxed section when doing a relocatable link.
3015 2010-05-26 Rafael Espindola <espindola@google.com>
3018 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3019 adding sections the garbage collector removed.
3020 * gold/testsuite/Makefile.am: Add test.
3021 * gold/testsuite/Makefile.in: Regenerate.
3022 * gold/testsuite/plugin_test_7.sh: New.
3023 * gold/testsuite/plugin_test_7_1.c: New.
3024 * gold/testsuite/plugin_test_7_2.c: New.
3026 2010-05-26 Rafael Espindola <espindola@google.com>
3028 * script-sections.cc (Output_section_definition::set_section_addresses):
3029 Check for --section-start.
3031 2010-05-26 Doug Kwan <dougkwan@google.com>
3033 * arm.cc (Arm_scan_relocatable_relocs): New class.
3034 (Target_arm::relocate_special_relocatable): New method.
3035 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3036 (Arm_relocate_functions::thumb_branch_common): Same.
3037 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3038 instead of Default_scan_relocatable_relocs.
3039 * target-reloc.h (relocate_for_relocatable): Let target handle
3040 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3041 * target.h (Sized_target::relocate_special_relocatable): New method.
3043 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3045 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3047 2010-05-23 Doug Kwan <dougkwan@google.com>
3049 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3051 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3052 with a direct branch, not a conditional branch, to a stub.
3053 * merge.cc (Output_merge_base::record_input_section): New method
3055 (Output_merge_data::do_add_input_section): Record input section if
3056 keeps-input-sections flag is set.
3057 (Output_merge_string::do_add_input_section): Ditto.
3058 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3059 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3061 (Output_merge_base::keeps_input_sections,
3062 Output_merge_base::set_keeps_input_sections,
3063 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3065 (Output_merge_base::Input_sections): New type declaration.
3066 (Output_merge_base::input_sections_begin,
3067 Output_merge_base::input_sections_end,
3068 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3069 (Output_merge_base::bool keeps_input_sections_,
3070 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3071 Output_merge_base::input_sections_): New data members.
3072 (Output_merge_data::do_set_keeps_input_sections): New method
3074 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3075 * output.cc (Output_section::Input_section::relobj): Move method
3076 defintion from class declaration to here and handle merge sections.
3077 (Output_section::Input_section::shndx): Ditto.
3078 (Output_section::Output_section): Remove initializations of removed
3079 data members and initialize new data member LOOKUP_MAPS_.
3080 (Output_section::add_input_section): Set keeps-input-sections flag
3081 for a newly created merge output section as appropriate. Adjust code
3082 to use Output_section_lookup_maps class.
3083 (Output_section::add_relaxed_input_section): Adjst code for lookup
3084 maps code refactoring.
3085 (Output_section::add_merge_input_section): Add a new parameter
3086 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3087 class. If adding input section to a newly created merge output
3088 section fails, remove the new merge section.
3089 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3090 Adjust code for use of the Output_section_lookup_maps class.
3091 (Output_section::find_merge_section): Ditto.
3092 (Output_section::build_lookup_maps): New method defintion.
3093 (Output_section::find_relaxed_input_section): Adjust code to use
3094 Output_section_lookup_maps class.
3095 (Output_section::get_input_sections): Export merge sections. Adjust
3096 code to use Output_section_lookup_maps class.
3097 (Output_section:::add_script_input_section): Adjust code to use
3098 Output_section_lookup_maps class. Update lookup maps for merge
3100 (Output_section::discard_states): Use Output_section_lookup_maps.
3101 (Output_section::restore_states): Same.
3102 * output.h (Merge_section_properties): Move class defintion out of
3104 (Output_section_lookup_maps): New class.
3105 (Output_section::Input_section::is_merge_section): New method
3107 (Output_section::Input_section::relobj): Move defintion out of class
3108 defintion. Declare method only.
3109 (Output_section::Input_section::shndx): Ditto.
3110 (Output_section::Input_section::output_merge_base): New method defintion.
3111 (Output_section::Input_section::u2_.pomb): New union field.
3112 (Output_section::Merge_section_by_properties_map,
3113 Output_section::Output_section_data_by_input_section_map,
3114 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3116 (Output_section::add_merge_input_section): Add new parameter
3117 KEEPS_INPUT_SECTIONS.
3118 (Output_section::build_lookup_maps): New method declaration.
3119 (Output_section::merge_section_map_,
3120 Output_section::merge_section_by_properties_map_,
3121 Output_section::relaxed_input_section_map_,
3122 Output_section::is_relaxed_input_section_map_valid_): Remove data
3124 (Output_section::lookup_maps_): New data member.
3126 2010-05-21 Doug Kwan <dougkwan@google.com>
3129 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3130 avoid a compilation error.
3132 2010-05-19 Rafael Espindola <espindola@google.com>
3134 * script-sections.cc (Output_section_definition::allocate_to_segment):
3135 Update the phdrs_list even when the output section is NULL.
3136 * testsuite/Makefile.am: Add test.
3137 * testsuite/Makefile.in: Regenerate.
3138 * testsuite/script_test_9.cc: New.
3139 * testsuite/script_test_9.sh: New.
3140 * testsuite/script_test_9.t: New.
3142 2010-05-19 Doug Kwan <dougkwan@google.com>
3144 * arm.cc (Arm_input_section::original_size): New method.
3145 (Arm_input_section::do_addralign): Add a cast.
3146 (Arm_input_section::do_output_offset): Remove static cast.
3147 (Arm_input_section::original_addralign,
3148 Arm_input_section::original_size_): Change type to uint32_t.
3149 (Arm_input_section::init): Add safe casts for section alignment
3151 (Arm_input_section::set_final_data_size): Do not set address and
3152 offset of stub table.
3153 (Arm_output_section::fix_exidx_coverage): Change use of of
3154 Output_section::Simple_input_section to that of
3155 Output_section::Input_section.
3156 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3157 except for the first pass.
3158 * output.cc (Output_section::get_input_sections): Change type of
3159 input_sections to std::list<Input_section>.
3160 (Output_section::add_script_input_section): Rename from
3161 Output_section::add_simple_input_section. Change type of SIS
3162 parameter from Simple_input_section to Input_section.
3163 * output.h (Output_section::Simple_input_section): Remove class.
3164 (Output_section::Input_section): Change class visibility to public.
3165 (Output_section::Input_section::addralign): Use stored alignments
3166 for special input sections if set.
3167 (Output_section::Input_section::set_addralign): New method.
3168 (Output_section::get_input_sections): Change parameter type from
3169 list of Simple_input_section to list of Input_section.
3170 (Output_section::add_script_input_section): Rename from
3171 Output_section::add_simple_input_section. Change first parameter's
3172 type from Simple_input_section to Input_section and remove the
3173 second and third parameters.
3174 * script-sections.cc (Input_section::Input_section_list): Change
3175 type to list of Output_section::Input_section/
3176 (Input_section_info::Input_section_info): Change parameter type of
3177 INPUT_SECTION to Output_section::Input_section.
3178 (Input_section_info::input_section): Change return type.
3179 (Input_section_info::input_section_): Change type to
3180 Output_section::Input_section.
3181 (Output_section_element_input::set_section_addresses): Adjust code
3182 to use Output_section::Input_section instead of
3183 Output_section::Simple_input_section. Adjust code for renaming
3184 of Output_section::add_simple_input_section.
3185 (Orphan_output_section::set_section_addresses): Ditto.
3187 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3189 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3190 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3192 2010-05-18 Rafael Espindola <espindola@google.com>
3194 * options.cc (General_options::finalize): Handle -nostdlib.
3195 * options.h (nostdlib): New option.
3196 * script.cc (script_add_search_dir): Handle -nostdlib.
3198 2010-05-12 Doug Kwan <dougkwan@google.com>
3200 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3201 attributes section only if there no attributes section after merging.
3202 (Target_arm::merge_object_attributes): Move value of
3203 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3204 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3205 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3206 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3207 and arm_attr_merge_7.stdout.
3208 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3209 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3210 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3211 arm_attr_merge_7b.o): New rules.
3212 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3214 * testsuite/Makefile.in: Regenerate.
3215 * testsuite/arm_attr_merge.sh: New file.
3216 * testsuite/arm_attr_merge_[67][ab].s: Same.
3218 2010-05-05 Nick Clifton <nickc@redhat.com>
3220 * po/es.po: Updated Spanish translation.
3222 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3224 * Makefile.am (install-exec-local): Properly install gold as
3225 default cross linker.
3226 * Makefile.in: Regenerated.
3228 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3229 Nick Clifton <nickc@redhat.com>
3231 * configure.ac (install_as_default): Define and set to false
3232 unless --enable-gold or --enable-gold=both/gold has been
3234 * configure: Regenerate.
3236 * Makefile.am (install-exec-local): Install the executable as
3237 'ld.gold'. If install_as_default is true then also install it as
3239 * Makefile.in: Regenerated.
3241 2010-04-24 Ian Lance Taylor <iant@google.com>
3243 * layout.cc (Layout::layout_reloc): In relocatable link don't
3244 combine reloc sections for grouped sections.
3246 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3248 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3249 sections that are not ordinary to icf.
3250 * icf.cc (get_section_contents): Handle relocation pointing to section
3251 with no object or shndx information.
3252 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3253 * testsuite/Makefile.in: Regenerate.
3254 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3255 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3257 2010-04-22 Ian Lance Taylor <iant@google.com>
3259 * expression.cc (Expression::Expression_eval_info): Add
3260 result_alignment_pointer field.
3261 (Expression::eval_with_dot): Add result_alignment_pointer
3262 parameter. Change all callers.
3263 (Expression::eval_maybe_dot): Likewise.
3264 (class Binary_expression): Add alignment_pointer parameter to
3265 left_value and right_value. Change all callers.
3266 (BINARY_EXPRESSION): Set result alignment.
3267 (class Trinary_expression): Add alignment_pointer parameter to
3268 arg2_value and arg3_value. Change all callers.
3269 (Trinary_cond::value): Set result alignment.
3270 (Max_expression::value, Min_expression::value): Likewise.
3271 (Align_expression::value): Likewise.
3272 * script-sections.cc (class Sections_element): Add dot_alignment
3273 parameter to set_section_addresses virtual function. Update
3275 (class Output_section_element): Likewise.
3276 (Script_sections::create_segments): Add dot_alignment parameter.
3278 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3279 (Script_sections::set_phdrs_clause_addresses): Likewise.
3280 * script-sections.h: Update declarations.
3281 * script.h: Update declarations.
3282 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3284 * testsuite/script_test_3.t: Set large alignment.
3285 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3286 segment has expected alignment.
3288 2010-04-22 Nick Clifton <nickc@redhat.com>
3290 * po/gold.pot: Updated by the Translation project.
3291 * po/vi.po: Updated Vietnamese translation.
3293 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3295 * testsuite/Makefile.am (check_PROGRAMS): Add
3296 icf_virtual_function_folding_test.
3297 * testsuite/Makefile.in: Regenerated.
3299 2010-04-15 Andrew Haley <aph@redhat.com>
3301 * options.h (merge_exidx_entries): New option.
3302 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3303 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3304 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3305 (Target_arm::merge_exidx_entries): New function.
3306 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3307 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3308 to Arm_exidx_fixup constructor.
3309 Add new arg, merge_exidx_entries.
3310 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3311 Arm_output_section::fix_exidx_coverage.
3313 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3315 * icf.cc (get_section_contents): Check for preemptible functions.
3316 Ignore addend when appropriate.
3317 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3319 (add_from_relobj): Check for section folded.
3320 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3321 * symtab.h (should_add_dynsym_entry): Add new parameter.
3322 * target-reloc.h (scan_relocs): Check for section folded.
3323 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3324 Check reloc types for function pointers in shared objects.
3325 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3327 (icf_preemptible_functions_test): New test case.
3328 (icf_string_merge_test): New test case.
3329 * testsuite.Makefile.in: Regenerate.
3330 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3331 bar_glob. Refactor code.
3332 * testsuite/icf_preemptible_functions_test.cc: New file.
3333 * testsuite/icf_preemptible_functions_test.sh: New file.
3334 * testsuite/icf_string_merge_test.cc: New file.
3335 * testsuite/icf_string_merge_test.sh: New file.
3336 * testsuite/icf_virtual_function_folding_test.cc: New file.
3337 * testsuite/icf_virtual_function_folding_test.sh: New file.
3339 2010-04-14 Doug Kwan <dougkwan@google.com>
3341 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3342 for local symbol recounting if we remove a section due to ICF.
3343 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3344 there are no regular objects in input.
3346 2010-04-13 Doug Kwan <dougkwan@google.com>
3348 * arm.cc (Arm_input_section::set_final_data_size): Compute
3349 accurate final data size instead of using current data size.
3351 2010-04-09 Doug Kwan <dougkwan@google.com>
3353 * layout.cc (Layout::choose_output_section): Handle script section
3355 (Layout::make_output_section_for_script): Add section type parameter.
3356 Handle script section types.
3357 * layout.h (Layout::make_output_section_for_script): Add section
3359 * output.cc (Output_section::Output_section): Initialize data member
3361 (Output_section::do_reset_address_and_file_offset): Do not set address
3362 to 0 if section is a NOLOAD section.
3363 * output.h (Output_section::is_noload): New method.
3364 (Output_section::set_is_noload): Ditto.
3365 (Output_section::is_noload_): New data member.
3366 * script-c.h (Script_section_type): New enum type.
3367 (struct Parser_output_section_header): Add new file section_type.
3368 * script-sections.cc (Sections_element::output_section_name): Add
3369 parameter for returning script section type.
3370 (Output_section_definition::output_section_name): Ditto.
3371 (Output_section_definition::section_type)P; New method.
3372 (Output_section_definiton::script_section_type_name): Ditto.
3373 (Output_section_definition::script_section_type_): New data member.
3374 (Output_section_definition::Output_section_definition): Initialize
3375 data member Output_section_definition::script_section_type_.
3376 (Output_section_definition::create_sections): Pass script section type
3377 to Layout::make_output_section_for_script.
3378 (Output_section_definition::output_section_name): Return script
3379 section type to caller.
3380 (Output_section_definition::set_section_address): Do not advance
3381 dot value and load address if section type is NOLOAD. Set address
3382 of NOLOAD sections regardless of section flags.
3383 (Output_section_definition::print): Print section type if it is
3384 not SCRIPT_SECTION_TYPE_NONE.
3385 (Output_section_definition::section_type): New method.
3386 (Output_section_definition::script_section_type_name): Ditto.
3387 (Script_sections::output_section_name): Add new parameter
3388 PSECTION_TYPE for returning script section type. Pass it to
3389 section elements. Handle discard sections.
3390 (Sort_output_sections::operator()): Handle NOLOAD sections.
3391 * script-sections.h (Script_sections::Section_type): New enum type.
3392 (Script_sections::output_section_name): Add a new parameter for
3393 returning script section type.
3394 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3396 * yyscript.y (union): Add new field SECTION_TYPE.
3397 (COPY, DSECT, INFO, NOLOAD): New tokens.
3398 (opt_address_and_section_type): Change type to output_section_header.
3399 (section_type): New non-terminal
3400 (section_header): Handle section type.
3401 (opt_address_and_section_type): Return section type value.
3403 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3405 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3406 * testsuite/plugin_common_test_2.c (foo): Likewise.
3408 2010-04-08 Doug Kwan <dougkwan@google.com>
3410 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3412 * output.cc (Output_section::add_merge_input_section): Simplify
3413 code and return status of Output_merge_base::add_input_section.
3414 Update merge section map only if Output_merge_base::add_input_section
3417 2010-04-07 Doug Kwan <dougkwan@google.com>
3419 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3420 if section is marked as containing instructions but has no mapping
3422 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3423 correct section index.
3424 (Arm_relobj::find_linked_text_section): Ditto.
3426 2010-04-07 Cary Coutant <ccoutant@google.com>
3428 * archive.cc (include_member): Destroy Read_symbols_data object before
3430 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3431 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3432 (Read_symbols_data::~Read_symbols_data) New destructor.
3433 (Section_relocs::Section_relocs) New constructor.
3434 (Section_relocs::~Section_relocs) New destructor.
3435 (Read_relocs_data::Read_relocs_data) New constructor.
3436 (Read_relocs_data::~Read_relocs_data) New destructor.
3437 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3438 pointers to NULL after deleting.
3440 2010-04-07 Doug Kwan <dougkwan@google.com>
3442 * arm.cc: Replace "endianity" with "endianness" in comments.
3443 (Arm_exidx_cantunwind): Ditto.
3444 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3445 (Arm_relobj::merge_flags_and_attributes): New method.
3446 (Arm_relobj::merge_flags_and_attributes_): New data member.
3447 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3448 (Arm_relobj::scan_sections_for_stubs): Ditto.
3449 (Arm_relobj::do_read_symbols): Check to see if we really want to
3450 merge processor-specific flags and attributes. Exit early if
3451 an object is empty except for section names and the undefined symbol.
3452 (Target_arm::do_finalize_sections): Move check for ELF format to
3453 Arm_relobj::do_read_symbols. Merge processor specific flags and
3454 attributes from a regular object only when we have determined that
3455 it is aapropriate. Do not create an .ARM.attributes section in
3456 output if there is no regular input object.
3457 (Target_arm::merge_processor_specific_flags): Check
3458 --warn-mismatch before printing any error.
3459 (Target_arm::merge_object_attributes): Ditto.
3460 * gold.cc (queue_middle_tasks): Handle the case in which there is
3461 no regular object in input.
3462 * options.cc (General_options::parse_EB): New method.
3463 (General_options::parse_EL): Same.
3464 (General_options::General_options): Initialize endianness_.
3465 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3467 (General_options::Endianness): New enum.
3468 (General_options::endianness): New method.
3469 (General_options::endianness_): New data member.
3470 * parameters.cc (Parameters::set_options): Check target endianness.
3471 (Parameters::set_target_once): Ditto.
3472 (Parameters::check_target_endianness): New method.
3473 (parameters_force_valid_target): If either -EL or -EB is specified,
3474 use it to define endianness of default target.
3475 * parameters.h (Parameters::check_target_endianness): New method
3477 * target.h (class Target): Change "endianity" to "endianness"
3480 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3482 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3483 * configure: Regenerate.
3484 * Makefile.in: Regenerate.
3485 * testsuite/Makefile.in: Regenerate.
3487 2010-04-06 Cary Coutant <ccoutant@google.com>
3490 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3491 prevailing definitions of common symbols.
3492 * testsuite/plugin_test_6.sh: New test case.
3493 * testsuite/plugin_common_test_1.c: New test case.
3494 * testsuite/plugin_common_test_2.c: New test case.
3495 * testsuite/Makefile.am (plugin_test_6): New test case.
3496 * testsuite/Makefile.in: Regenerate.
3498 2010-04-06 Nick Clifton <nickc@redhat.com>
3500 * po/vi.po: New Vietnamese translation.
3502 2010-03-30 Doug Kwan <dougkwan@google.com>
3504 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3506 2010-03-25 Doug Kwan <dougkwan@google.com>
3508 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3509 to avoid a conversion warning on a 32-bit host.
3511 2010-03-24 Ian Lance Taylor <iant@google.com>
3513 * testsuite/script_test_3.t: Add a TLS segment.
3514 * testsuite/Makefile.am (check_PROGRAMS): Add
3515 tls_phdrs_script_test.
3516 (tls_phdrs_script_test_SOURCES): Define.
3517 (tls_phdrs_script_test_DEPENDENCIES): Define.
3518 (tls_phdrs_script_test_LDFLAGS): Define.
3519 (tls_phdrs_script_test_LDADD): Define.
3520 * testsuite/Makefile.in: Rebuild.
3522 2010-03-23 Cary Coutant <ccoutant@google.com>
3524 * fileread.cc (find_or_make_view): Fix comment.
3526 2010-03-23 Ian Lance Taylor <iant@google.com>
3528 * script-sections.cc (class Orphan_section_placement): Define
3529 PLACE_TLS and PLACE_TLS_BSS.
3530 (Orphan_section_placement::Orphan_section_placement): Initialize
3532 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3533 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3534 (tls_script_test_SOURCES): Define.
3535 (tls_script_test_DEPENDENCIES): Define.
3536 (tls_script_test_LDFLAGS): Define.
3537 (tls_script_test_LDADD): Define.
3538 * testsuite/Makefile.in: Rebuild.
3540 2010-03-22 Doug Kwan <dougkwan@google.com>
3542 * arm.cc (Arm_relocate_functions::abs8,
3543 Arm_relocate_functions::abs16): Use correct check for overflow
3544 specified in the ARM ELF specs.
3545 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3546 target of a BLX instruction specially.
3547 (Reloc_stub::stub_type_for_reloc): Ditto.
3548 (Relocate::relocate): Use symbolic names instead of numeric relocation
3549 codes to report error.
3550 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3552 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3553 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3554 thumb2_blx_out_of_range.stdout
3555 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3556 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3557 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3558 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3559 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3560 thumb2_blx_in_range, thumb2_blx_in_range.o,
3561 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3562 thumb2_blx_out_of_range.o): New rules.
3563 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3564 thumb2_blx_in_range and thumb2_blx_out_of_range.
3565 * testsuite/Makefile.in: Regenerate.
3566 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3567 * testsuite/thumb_blx_in_range.s: New file.
3568 * testsuite/thumb_blx_out_of_range.s: New file.
3570 2010-03-22 Rafael Espindola <espindola@google.com>
3572 * archive.cc (Should_include): Move to archive.h.
3573 (should_include_member): Make it a member of Archive.
3575 (Add_lib_group_symbols): New.
3576 * archive.h: Include options.h.
3577 (Archive_member): Moved from Archive.
3578 (Should_include): Moved from archive.cc.
3580 (Add_lib_group_symbols): New.
3581 * dynobj.cc (do_should_include_member): New.
3582 * dynobj.h (do_should_include_member): New.
3583 * gold.cc (queue_initial_tasks): Update call to queue.
3584 * main.cc (main): Print lib group stats.
3585 * object.cc (do_should_include_member): New.
3586 * object.h: Include archive.h.
3587 (Object::should_include_member): New.
3588 (Object::do_should_include_member): New.
3589 (Sized_relobj::do_should_include_member): New.
3590 * options.cc (General_options::parse_start_lib): New.
3591 (General_options::parse_end_lib): New.
3592 (Input_arguments::add_file): Handle lib groups.
3593 (Input_arguments::start_group): Check we are not in a lib.
3594 (Input_arguments::start_lib): New.
3595 (Input_arguments::end_lib): New.
3596 * options.h (General_options): Add start_lib and end_lib.
3597 (Input_argument::lib_): New.
3598 (Input_argument::lib): New.
3599 (Input_argument::is_lib): New.
3600 (Input_file_lib): New.
3601 (Input_arguments::in_lib_): New.
3602 (Input_arguments::in_lib): New.
3603 (Input_arguments::start_lib): New.
3604 (Input_arguments::end_lib_): New.
3605 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3606 in unused members as preempted.
3607 (Sized_pluginobj::do_should_include_member): New.
3608 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3609 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3611 (Read_symbols::do_whole_lib_group): New.
3612 (Read_symbols::do_lib_group): New.
3613 (Read_symbols::do_read_symbols): Handle lib groups.
3614 (Read_symbols::get_name): Handle lib groups.
3615 * readsyms.h (Read_symbols): Add an archive member pointer.
3616 (Read_symbols::do_whole_lib_group): New.
3617 (Read_symbols::do_lib_group): New.
3618 (Read_symbols::member_): New.
3619 * script.cc (read_input_script): Update call to queue_soon.
3621 2010-03-19 Doug Kwan <dougkwan@google.com>
3623 * arm.cc (Stub_table::Stub_table): Initialize new data members
3624 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3625 (Stub_table::add_reloc_stub): Assign stub offset and update
3626 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3627 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3629 (Stub_table::update_data_size_and_addralign): Use
3630 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3631 instead of going over all reloc stubs.
3632 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3633 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3634 Stringpool_template::offset_ to size of Stringpool_char.
3635 (Stringpool_template::new_key_offset): Remove code to initialize
3636 Stringpool_template::offset_.
3637 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3638 Stringpool_template::offset_ to zero.
3640 2010-03-15 Doug Kwan <dougkwan@google.com>
3642 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3644 (Stringpool_template::new_key_offset): New method.
3645 (Stringpool_template::add_string): Assign offsets when adding new
3647 (Stringpool_template::set_string_offsets): Do not set string offsets
3648 when not optimizing.
3649 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3651 (Chunked_vector::clear): Clear size_.
3652 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3653 (Chunked_vector::size): Return size_.
3654 (Chunked_vector::push_back): Use size_ to find insert position.
3655 (Chunked_vector::size_): New data member.
3656 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3657 (Stringpool_template::new_key_offset): New method declaration.
3658 (Stringpool_template::offset_): New data member.
3660 2010-03-15 Rafael Espindola <espindola@google.com>
3662 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3663 Add_symbols' constructor.
3664 * readsyms.h (Add_symbols): Remove the input_group member.
3666 2010-03-10 Ian Lance Taylor <iant@google.com>
3668 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3669 target to ask whether a reference to a symbol requires a stack
3671 * target.h (Target::is_call_to_non_split): New function.
3672 (Target::do_is_call_to_non_split): Declare virtual function.
3673 * target.cc: Include "symtab.h".
3674 (Target::do_is_call_to_non_split): New function.
3675 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3677 2010-03-10 Cary Coutant <ccoutant@google.com>
3679 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3680 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3681 (File_read::open[2]): Add whole_file_view_ to list of views.
3682 (File_read::make_view): Remove test of whole_file_view_.
3683 (File_read::find_or_make_view): Create whole_file_view_ if
3685 (File_read::clear_views): Replace bool parameter with enum;
3686 adjust all callers. Don't delete views with permanent data;
3687 do delete cached views and views from archives if
3688 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3689 if clearing the corresponding view.
3690 * fileread.h (File_read::Clear_views_mode): New enum.
3691 (File_read::View::is_permanent_view): New method.
3692 (File_read::clear_views): Replace bool parameter
3693 with enum; adjust all callers.
3694 * options.h (General_options): Change keep_files_mapped option;
3695 add map_whole_files.
3696 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3698 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3701 2010-03-10 David S. Miller <davem@davemloft.net>
3703 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3705 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3707 * icf.cc (get_section_contents): Add '@' marker after processing the
3710 2010-03-08 Doug Kwan <dougkwan@google.com>
3712 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3713 due to a conversion warning.
3714 (Arm_relobj::update_output_local_symbol_count): Check for local
3715 symbol with unset output index.
3717 2010-03-05 Ian Lance Taylor <iant@google.com>
3719 * options.h (class General_options): Add --spare-dynamic-tags.
3720 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3721 --spare-dynamic-tags.
3723 2010-03-05 Ian Lance Taylor <iant@google.com>
3725 * incremental.cc: Include "libiberty.h".
3727 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3729 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3730 function, is_info_ member.
3731 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3732 (Versions::Versions): Update caller.
3733 (Versions::define_base_version): Likewise.
3734 (Versions::add_def): Likewise.
3736 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3738 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3739 (Scan::possible_function_pointer_reloc): New function.
3740 (Scan::local_reloc_may_be_function_pointer): Change to call
3741 possible_function_pointer_reloc.
3742 (Scan::global_reloc_may_be_function_pointer): Ditto.
3743 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3744 relocations in ".data.rel.ro._ZTV" section.
3745 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3746 * testsuite/icf_safe_so_test.cc: Ditto.
3747 * testsuite/icf_safe_test.cc: Ditto.
3748 * testsuite/icf_safe_test.sh: Ditto.
3750 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3751 Ian Lance Taylor <iant@google.com>
3753 * target-reloc.h (relocate_section): Check the symbol table index
3754 for -1U before setting the local symbol index.
3755 (scan_relocatable_relocs): If copying the relocation, record that
3756 the local symbol is required.
3757 * object.h (Symbol_value::is_output_symtab_index_set): New
3759 (Symbol_value::may_be_discarded_from_output_symtab): New
3761 (Symbol_value::has_output_symtab_entry): New function.
3762 (Symbol_value::needs_output_symtab_entry): Remove.
3763 (Symbol_value::output_symtab_index): Make sure the symbol index is
3765 (Symbol_value::set_output_symtab_index): Make sure the symbol
3766 index is not set. Make sure the new index is valid.
3767 (Symbol_value::set_must_have_output_symtab_entry): New function.
3768 (Symbol_value::has_output_dynsym_entry): New function.
3769 (Symbol_value::set_output_dynsym_index): Make sure the new index
3771 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3772 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3773 local symbol if permitted.
3774 (Sized_relobj::do_finalize_local_symbols): Call
3775 is_output_symtab_index_set rather than needs_output_symtab_entry.
3776 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3777 rather than needs_output_symtab_entry. Call
3778 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3779 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3780 is_output_symtab_index_set rather than needs_output_symtab_entry.
3781 * testsuite/discard_locals_relocatable_test.c: New file.
3782 * testsuite/discard_locals_test.sh: Test -r.
3783 * testsuite/Makefile.am (check_DATA): Add
3784 discard_locals_relocatable_test1.syms,
3785 discard_local_relocatable_test2.syms.
3786 (MOSTLYCLEANFILES): Likewise. Also add
3787 discard_locals_relocatable_test1.lout and
3788 discard_locals_relocatable_test2.out.
3789 (discard_locals_relocatable_test1.syms): New target.
3790 (discard_locals_relocatable_test.o): New target.
3791 (discard_locals_relocatable_test1.out): New target.
3792 (discard_locals_relocatable_test2.syms): New target.
3793 (discard_locals_relocatable_test2.out): New target.
3794 (various): Add missing ../ld-new dependencies.
3795 * testsuite/Makefile.in: Rebuild.
3797 2010-03-03 Nick Clifton <nickc@redhat.com>
3799 * po/fi.po: New Finnish translation.
3801 2010-03-01 Doug Kwan <dougkwan@google.com>
3803 * layout.cc (Layout::Layout): Force section types of .init_array*,
3804 .preinit_array* and .fini_array* sections.
3805 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3806 Fix check of return value of std::string::find.().
3807 (Output_section::Input_section_sort_compare::operator()): Remove
3808 comment about .init_array.
3809 (Output_section::Input_section_sort_init_fini_compare::operator()):
3811 (Output_section::sort_attached_input_sections): Handle .init_array
3812 and .fini_array specially.
3813 * output.h (Output_section::Inut_section_sort_compare): Update
3815 (Output_section::Input_section_sort_init_fini_compare): New struct.
3817 2010-02-26 Doug Kwan <dougkwan@google.com>
3819 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3820 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3821 * testsuite/debug_msg.sh: Avoid matching source line number for
3822 use of global variable undef_int.
3824 2010-02-26 Doug Kwan <dougkwan@google.com>
3826 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3827 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3828 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3829 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3830 * options.cc (General_options::General_options): Initialize member
3832 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3833 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3834 and rm_no_fix_v4bx.stdout
3835 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3836 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3837 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3838 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3839 and arm_no_fix_v4bx.
3840 * Makefile.in: Regenerate.
3841 * testsuite/arm_fix_v4bx.s: New file.
3842 * testsuite/arm_fix_v4bx.sh: Ditto.
3844 2010-02-24 Doug Kwan <dougkwan@google.com>
3846 * arm.cc (Target_arm::got_section): Make the .got section the first
3847 non RELRO section in the data segment.
3848 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3849 suffixes of section names.
3851 2010-02-24 Doug Kwan <dougkwan@google.com>
3853 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3854 flags and attributes merging if an input file is a binary file.
3855 * fileread.cc (Input_file::open): Record format of original file.
3856 * fileread.h (Input_file::Format): New enum type.
3857 (Input_file::Input_file): Initialize data member format_.
3858 (Input_file::format): New method definition.
3859 (Input_file::format_):: New data member.
3861 2010-02-24 Doug Kwan <dougkwan@google.com>
3863 * arm.cc (Arm_output_data_got): New class.
3864 (ARM_TCB_SIZE): New constant
3865 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3866 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3867 If user uses a script with a SECTIONS clause, issue only a warning
3868 for a misplaced EXIDX input section. Otherwise, issue an error.
3869 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3871 (Target_arm::got_mode_index_entry): Handle static linking.
3872 (Target_arm::Scan::local): Ditto.
3873 (Target_arm::Scan::global): Ditto.
3874 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3875 all incorrectly implemented relocations.
3876 (Target_arm::fix_exidx_coverage): Pass layout to
3877 Arm_output_section::fix_exidx_coverage.
3878 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3879 from ".ARM.exidx." and ".ARM.extab.".
3881 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3883 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3884 section if it does not already exist.
3885 * attributes.cc (Attributes_section_data::Attributes_section_data):
3886 Don't crash if size is zero.
3888 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3889 Ian Lance Taylor <iant@google.com>
3891 * gold.cc (queue_middle_tasks): If no input files were opened,
3893 * workqueue.h (Task_function::Task_function): Assert that there is
3896 2010-02-22 Doug Kwan <dougkwan@google.com>
3898 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3899 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3900 types to avoid warnings due to different uint64_t implementations
3903 2010-02-21 Doug Kwan <dougkwan@google.com>
3905 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3906 handling of the maximum backward branch offset.
3907 (Arm_relocate_functions::thumb_branch_common): Ditto.
3908 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3909 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3910 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3911 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3912 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3913 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3914 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3915 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3916 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3917 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3918 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3919 thumb2_bl_out_of_range.o): New rules.
3920 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3921 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3922 thumb2_bl_out_of_range
3923 * testsuite/Makefile.in: Regenerate.
3924 * testsuite/arm_bl_in_range.s: New file.
3925 * testsuite/arm_bl_out_of_range.s: Ditto.
3926 * testsuite/arm_branch_in_range.sh: Ditto.
3927 * testsuite/arm_branch_range.t: Ditto.
3928 * testsuite/thumb2_branch_range.t: Ditto.
3929 * testsuite/thumb_bl_in_range.s: Ditto.
3930 * testsuite/thumb_bl_out_of_range.s: Ditto.
3931 * testsuite/thumb_branch_range.t: Ditto.
3933 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3935 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3936 Add reloc offset information.
3937 * icf.cc (get_section_contents): Change iterators to point to the new
3938 vectors. Add reloc offset information to the contents.
3939 * icf.h (Icf::Sections_reachable_info): New typedef.
3940 (Icf::Sections_reachable_list): New typedef.
3941 (Icf::Offset_info): New typedef.
3942 (Icf::Reloc_info): New struct typedef.
3943 (Icf::Reloc_info_list): New typedef.
3944 (Icf::symbol_reloc_list): Delete method.
3945 (Icf::addend_reloc_list): Delete method.
3946 (Icf::section_reloc_list): Delete method.
3947 (Icf::reloc_info_list): New method.
3948 (Icf::reloc_info_list_): New member.
3950 2010-02-19 Doug Kwan <dougkwan@google.com>
3952 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3953 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3954 * arm.cc (Arm_relocation_functions): New forward declaration.
3955 (Target_arm::Target_arm): Initialize new data members
3956 got_mod_index_offset_ and tls_base_symbol_defined_.
3957 (Target_arm::Relocate::relocate_tls): New method.
3958 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3959 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3961 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3962 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3963 (Target_arm::got_mod_index_offset_,
3964 Target_arm::tls_base_symbol_defined_): New data members.
3965 (Target_arm::Scan::local, Target::Scan::global,
3966 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3969 2010-02-18 Doug Kwan <dougkwan@google.com>
3971 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3972 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3973 text section as a parameter becuase some broken tools may not set
3974 the link in section header.
3975 (Target_arm::has_got_section): New method.
3976 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3977 without any mapping symbol as data only. Remove warning.
3978 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3979 link in its section header, try to discover the link by inspecting the
3980 REL31 relocation at the beginning of the section.
3981 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3983 (Target_arm::Scan::global): Treat any reference to the symbol
3984 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3986 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3988 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3989 (Scan::global_reloc_may_be_function_pointer): New function.
3990 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3991 (Scan::global_reloc_may_be_function_pointer): New function.
3992 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3993 (Scan::global_reloc_may_be_function_pointer): New function.
3994 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3995 (Scan::global_reloc_may_be_function_pointer): New function.
3996 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3997 (Scan::global_reloc_may_be_function_pointer): New function.
3998 (Scan::possible_function_pointer_reloc): New function.
3999 (Target_x86_64::can_check_for_function_pointers): New function.
4000 * gc.h (gc_process_relocs): Scan relocation types to determine if
4001 function pointers were taken for targets that support it.
4002 * icf.cc (Icf::find_identical_sections): Include functions for
4003 folding in safe ICF whose pointer is not taken.
4004 * icf.h (Secn_fptr_taken_set): New typedef.
4005 (fptr_section_id_): New member.
4006 (section_has_function_pointers): New function.
4007 (set_section_has_function_pointers): New function.
4008 (check_section_for_function_pointers): New function.
4009 * options.h: Fix comment for safe ICF option.
4010 * target.h (can_check_for_function_pointers): New function.
4011 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4012 Modify icf_safe_test for X86-64.
4013 * testsuite/Makefile.in: Regenerate.
4014 * testsuite/icf_safe_so_test.cc: New file.
4015 * testsuite/icf_safe_so_test.sh: New file.
4016 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4017 (main): Change to take pointer to function kept_func_3.
4018 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4019 folding is done correctly for X86-64.
4021 2010-02-12 David S. Miller <davem@davemloft.net>
4023 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4024 is_symbolless parameter.
4025 (Output_reloc<SHT_REL>::is_symbolless): New.
4026 (Output_reloc<SHT_REL>::is_symbolless_): New.
4027 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4028 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4029 (Output_reloc<SHT_RELA>::is_symbolless): New.
4030 (Output_data_reloc::add_global): Handle is_symbolless.
4031 (Output_data_reloc::add_global_relative): Likewise.
4032 (Output_data_reloc::add_local): Likewise.
4033 (Output_data_reloc::add_local_relative): Likewise.
4034 (Output_data_reloc::add_symbolless_global_addend): New.
4035 (Output_data_reloc::add_symbolless_local_addend): New.
4036 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4038 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4039 instead of ->is_relative_
4040 (Output_reloc::write): Likewise.
4041 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4042 (Output_reloc::write_rel): Simplify.
4044 * sparc.cc (Target_sparc::Scan::local): Use
4045 ->add_symbolless_local_addend as needed.
4046 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4047 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4048 based upon relocation offset.
4050 2010-02-11 Doug Kwan <dougkwan@google.com>
4052 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4053 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4054 beginning of function.
4055 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4056 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4057 parameter is_32bit in calls to should_apply_static_reloc.
4058 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4059 (check_DATA): Add arm_abs_global.stdout.
4060 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4061 arm_abs_global.stdout): New rules.
4062 (MOSTLLYCLEANFILES): Add arm_abs_global
4063 * Makefile.in: Regenerate.
4064 * testsuite/arm_abs_global.s: New file.
4065 * testsuite/arm_abs_global.sh: Ditto.
4066 * testsuite/arm_abs_lib.s: Ditto.
4068 2010-02-11 Ian Lance Taylor <iant@google.com>
4070 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4072 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4073 Allocate_commons_task first.
4074 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4075 task, rather than symtab_lock_.
4076 (Gc_process_relocs::~Gc_process_relocs): New function.
4077 (Gc_process_relocs::is_runnable): Check this_blocker_.
4078 (Gc_process_relocs::locks): Use next_blocker_ rather than
4080 (Scan_relocs::~Scan_relocs): New function.
4081 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4083 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4085 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4086 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4087 constructor accordingly.
4088 (class Gc_process_relocs): Likewise.
4089 (class Scan_relocs): Likewise.
4090 * common.h (class Allocate_commons_task): Remove symtab_lock_
4091 field, and corresponding constructor parameter.
4092 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4094 (Allocate_commons_task::locks): Likewise.
4096 2010-02-11 Ian Lance Taylor <iant@google.com>
4098 * gold-threads.h (class Once): Define.
4099 (class Initialize_lock): Rewrite as child of Once.
4100 * gold-threads.cc (class Once_initialize): Define.
4101 (once_pointer_control): New static variable.
4102 (once_pointer, once_arg): New static variables.
4103 (c_run_once): New static function.
4104 (Once::Once, Once::run_once, Once::internal_run): New functions.
4105 (class Initialize_lock_once): Remove.
4106 (initialize_lock_control): Remove.
4107 (initialize_lock_pointer): Remove.
4108 (initialize_lock_once): Remove.
4109 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4110 (Initialize_lock::initialize): Rewrite.
4111 (Initialize_lock::do_run_once): New function.
4112 * archive.cc (Archive::interpret_header): Only clear name if it is
4114 * fileread.cc: Include "gold-threads.h"
4115 (file_counts_lock): New static variable.
4116 (file_counts_initialize_lock): Likewise.
4117 (File_read::release): Only increment counts when using --stats.
4118 Use a lock around the increment.
4119 * parameters.cc (class Set_parameters_target_once): Define.
4120 (set_parameters_target_once): New static variable.
4121 (Parameters::Parameters): Move here from parameters.h.
4122 (Parameters::set_target): Rewrite.
4123 (Parameters::set_target_once): New function.
4124 (Parameters::clear_target): Move here and rewrite.
4125 * parameters.h (class Parameters): Update declarations. Add
4126 set_parameters_target_once_ field.
4127 (Parameters::Parameters): Move to parameters.cc.
4128 (Parameters::clear_target): Likewise.
4129 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4131 (Start_group::~Start_group): New function.
4132 (Start_group::is_runnable): New function.
4133 (Start_group::locks, Start_group::run): New functions.
4134 (Finish_group::run): Change saw_undefined to size_t.
4135 * readsyms.h (class Start_group): Define.
4136 (class Finish_group): Change saw_undefined_ field to size_t.
4137 (Finish_group::Finish_group): Remove saw_undefined and
4138 this_blocker parameters. Change all callers.
4139 (Finish_group::set_saw_undefined): New function.
4140 (Finish_group::set_blocker): New function.
4141 * symtab.h (class Symbol_table): Change saw_undefined to return
4142 size_t. Change saw_undefined_ field to size_t.
4143 * target-select.cc (Set_target_once::do_run_once): New function.
4144 (Target_selector::Target_selector): Initialize set_target_once_
4145 field. Don't initialize lock_ and initialize_lock_ fields.
4146 (Target_selector::instantiate_target): Rewrite.
4147 (Target_selector::set_target): New function.
4148 * target-select.h (class Set_target_once): Define.
4149 (class Target_selector): Update declarations. Make
4150 Set_target_once a friend. Remove lock_ and initialize_lock_
4151 fields. Add set_target_once_ field.
4153 2010-02-10 Ian Lance Taylor <iant@google.com>
4155 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4157 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4158 (queue_middle_tasks): Add all blockers before queueing any tasks.
4159 (queue_final_tasks): Likewise.
4160 * token.h (Task_token::add_blockers): New function.
4161 * object.h (Input_objects::number_of_relobjs): New function.
4163 2010-02-10 Ian Lance Taylor <iant@google.com>
4165 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4166 shared, not if not position independent.
4167 * x86_64.cc (Relocate::relocate_tls): Likewise.
4168 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4169 (tls_pie_pic_test): New target.
4170 * testsuite/Makefile.in: Rebuild.
4172 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4173 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4174 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4175 * testsuite/Makefile.in: Rebuild.
4177 2010-02-09 David S. Miller <davem@davemloft.net>
4179 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4180 R_SPARC_RELATIVE using ->add_local_relative().
4181 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4183 * output.h (Output_data_dynamic::add_section_size): New method
4184 that takes two Output_data objects.
4185 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4186 entry param. Handle it in initializers.
4187 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4188 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4189 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4191 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4192 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4193 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4194 for dynrel_includes_plt.
4195 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4196 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4197 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4199 (Target_sparc::do_finalize_sections): Update to pass true for
4200 dynrel_includes_plt.
4201 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4202 output before .rela.plt
4203 (Target_powerpc::do_finalize_sections): Update to pass true for
4204 dynrel_includes_plt when 32-bit.
4206 2010-02-08 Doug Kwan <dougkwan@google.com>
4208 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4210 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4211 Arm_relobj::scan_section_for_cortex_a8_stubs,
4212 Arm_relobj::do_relocation_section): Instead of calling
4213 Output_section::output_address, use faster
4214 Arm_relobj::simple_input_section_output_address.
4216 2010-02-08 David S. Miller <davem@davemloft.net>
4218 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4219 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4220 relocation helper function.
4222 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4223 just like R_SPARC_GOT{10,13,22}.
4224 (Target_sparc::Scan::local): Likewise.
4225 (Target_sparc::Relocate:relocate): Likewise.
4227 2010-02-06 Ian Lance Taylor <iant@google.com>
4229 * configure.ac: Rewrite targetobjs duplicate removal code to use
4230 only shell constructs.
4231 * configure: Rebuild.
4233 2010-02-05 Doug Kwan <dougkwan@google.com>
4236 * arm.cc (Arm_relobj::section_is_scannable): New method.
4237 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4238 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4240 2010-02-04 Doug Kwan <dougkwan@google.com>
4243 * arm-reloc-property.cc (cstdio): Include.
4244 * configure.ac (targetobjs): Remove duplicates.
4245 * configure: Regenerate.
4246 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4247 big and little endian version for a given address size.
4249 2010-02-03 Doug Kwan <dougkwan@google.com>
4251 * arm-reloc-property.cc
4252 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4254 * arm-reloc-property.h
4255 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4256 New method definition.
4257 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4259 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4261 (GOT_PREL): Change implemented to Y.
4262 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4263 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4264 (Arm_relocate_functions::movw_abs_nc): Remove method.
4265 (Arm_relocate_functions::movt_abs): Ditto.
4266 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4267 (Arm_relocate_functions::thm_movt_abs): Ditto.
4268 (Arm_relocate_functions::movw_rel_nc): Ditto.
4269 (Arm_relocate_functions::movw_rel): Ditto.
4270 (Arm_relocate_functions::movt_rel): Ditto.
4271 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4272 (Arm_relocate_functions:thm_movw_rel): Ditto.
4273 (Arm_relocate_functions:thm_movt_rel): Ditto.
4274 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4275 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4276 New method definitions.
4277 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4278 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4279 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4280 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4281 (Target_arm::Relocate::relocate): Check for non-static or
4282 unimplemented relocation code and exit early. Change calls to
4283 Target_arm::reloc_uses_thumb_bit and
4284 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4285 instead. Refactor code to handle similar relocations to increase
4286 code sharing. Remove check for unsupported relocation code in switch
4288 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4289 relocation property table to find out size. Change error message to
4290 print out the name of a relocation code instead of the numeric value.
4291 (Target_arm::scan_reloc_for_stub): Use relocation property table
4292 instead of calling Target_arm::reloc_uses_thumb_bit().
4294 2010-02-02 Doug Kwan <dougkwan@google.com>
4296 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4297 types of relaxed input section.
4299 2010-02-02 Doug Kwan <dougkwan@google.com>
4301 * Makefile.am (HFILES): Add arm-reloc-property.h.
4303 (TARGETSOURCES): Add arm-reloc-property.cc
4304 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4305 (libgold_a_SOURCES): $(DEFFILES)
4306 * Makefile.in: Regenerate.
4307 * arm-reloc-property.cc: New file.
4308 * arm-reloc-property.h: New file.
4309 * arm-reloc.def: New file.
4310 * arm.cc: Update comments.
4311 (arm-reloc-property.h): New included header.
4312 (arm_reloc_property_table): New global variable.
4313 (Target_arm::do_select_as_default_target): New method definition.
4314 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4315 arm-reloc-property to targ_extra_obj.
4316 * parameters.cc (set_parameters_target): Call
4317 Target::select_as_default_target().
4318 * target.h (Target::select_as_default_target): New method definition.
4319 (Target::do_select_as_default_target): Same.
4321 2010-02-01 Doug Kwan <dougkwan@google.com>
4323 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4324 first_output_text_section_.
4325 (Arm_exidx_fixup::first_output_text_section): New method definition.
4326 (Arm_exidx_fixup::first_output_text_section_): New data member.
4327 (Arm_exidx_fixup::process_exidx_section): Record the first text
4328 output section seen.
4329 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4330 and entsize in output section header.
4332 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4334 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4335 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4336 (Arm_relocate_functions::thm_alu11): New Method.
4337 (Arm_relocate_functions::thm_pc8): New Method.
4338 (Arm_relocate_functions::thm_pc12): New Method.
4339 (Target_arm::Scan::local): Handle the relocations.
4340 (Target_arm::Scan::global): Likewise.
4341 (Target_arm::Relocate::relocate): Likewise.
4342 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4344 2010-01-29 Doug Kwan <dougkwan@google.com>
4346 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4347 of relocation types as ld.
4349 2010-01-29 Doug Kwan <dougkwan@google.com>
4351 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4353 (Arm_relocate_functions::thumb_branch_common): Ditto.
4354 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4355 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4356 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4357 Arm_relocate_functions::jump24): Remove.
4358 (Target_arm::Relocate::relocate): Adjust code to call
4359 Arm_relocation_functions::arm_branch_common and
4360 Arm_relocation_functions::thumb_branch_common instead of their removed
4361 wrappers. Merge switch-cases together to reduce source code size.
4363 2010-01-29 Doug Kwan <dougkwan@google.com>
4365 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4366 output_local_symbol_count_needs_update_.
4367 (Arm_relobj::output_local_symbol_count_needs_update,
4368 Arm_relobj::set_output_local_symbol_count_needs_update,
4369 Arm_relobj::update_output_local_symbol_count): New methods.
4370 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4372 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4373 of pointed function as in a R_ARM_PREL31 relocation.
4374 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4375 for output local symbol count updating.
4376 (Target_arm::do_relax): Update output local symbol counts in objects
4378 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4380 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4382 * arm.cc: Added support for the ARM relocations:
4383 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4384 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4385 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4387 (Arm_relocate_functions::movw_rel): New method.
4388 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4389 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4391 (Arm_relocate_functions::thm_movw_rel): New method.
4392 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4394 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4396 (Target_arm::Scan::global): Likewise.
4397 (Target_arm::Relocate::relocate): Likewise.
4398 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4401 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4403 * arm.cc: Added support for ARM group relocations.
4404 (Target_arm::reloc_needs_sym_origin): New method.
4405 (Arm_relocate_functions::calc_grp_kn): New method.
4406 (Arm_relocate_functions::calc_grp_residual): New method.
4407 (Arm_relocate_functions::calc_grp_gn): New method.
4408 (Arm_relocate_functions::arm_grp_alu): New Method.
4409 (Arm_relocate_functions::arm_grp_ldr): New Method.
4410 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4411 (Arm_relocate_functions::arm_grp_ldc): New Method.
4412 (Target_arm::Scan::local): Handle the ARM group relocations.
4413 (Target_arm::Scan::global): Likewise.
4414 (Target_arm::Relocate::relocate): Likewise.
4415 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4418 2010-01-26 Doug Kwan <dougkwan@google.com>
4420 * arm.cc (set): Include.
4421 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4423 (Arm_output_section::Text_section_list): New type.
4424 (Arm_output_section::append_text_sections_to_list): New method.
4425 (Arm_output_section::fix_exidx_coverage): Ditto.
4426 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4427 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4428 Relobj::set_section_offset() instead of
4429 Sized_relobj::invalidate_section_offset().
4430 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4431 parameter for section headers. Ignore relocation sections for
4432 unallocated sections and EXIDX sections.
4433 (Target_arm::fix_exidx_coverage): New method.
4434 (Target_arm::output_section_address_less_than): New type.
4435 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4436 linked text section instead of the EXIDX section.
4437 (Arm_output_section::create_stub_group): Add an assertion to check
4438 that this is not an EXIDX output section.
4439 (Arm_output_section::append_text_sections_to_list): New method.
4440 (Arm_output_section::fix_exidx_coverage): Ditto.
4441 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4442 Arm_relobj::section_needs_reloc_stub_scanning.
4443 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4445 (Target_arm::fix_exidx_coverage): New method.
4446 * object.h (Relobj::set_output_section): New method.
4447 (Sized_relobj::invalidate_section_offset): Remove method.
4448 (Sized_relobj::do_invalidate_section_offset): Remove method.
4449 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4451 2010-01-25 Doug Kwan <dougkwan@google.com>
4453 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4454 Fix warning due to signed and unsigned comparison on a 32-bit host.
4456 2010-01-22 Doug Kwan <dougkwan@google.com>
4458 * arm.cc (Target_arm::do_relax): Record an output section for section
4459 offset adjustment it contains any stub table that has changed.
4460 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4461 offsets in an output section if necessary.
4462 * output.cc (Output_section::Output_section): Initialize
4463 section_offsets_need_adjustments_.
4464 (Output_section::add_input_section_for_script): Renamed to
4465 Output_section::add_simple_input_section.
4466 (Output_section::save_states): Add a comment.
4467 (Output_section::discard_states): New method defintion.
4468 (Output_section::adjust_section_offsets): Same.
4469 * output.h (Output_section::add_input_section_for_script): Renamed to
4470 Output_section::add_simple_input_section.
4471 (Output_section::discard_states): New method declaration.
4472 (Output_section::adjust_section_offsets): Same.
4473 (Output_section::section_offsets_need_adjustment,
4474 Output_section::set_section_offsets_need_adjustment): New method
4476 (Output_section::section_offsets_need_adjustment_): New data member.
4477 * script-sections.cc
4478 (Output_section_element_input::set_section_address): Adjust code for
4479 renaming of Output_section::add_input_section_for_script.
4480 (Orphan_output_section::set_section_address): Same.
4482 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4484 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4485 Fix_v4bx enum values .
4486 * gold/options.h (General_options): New option definitions.
4487 (General_options::fix_v4bx): New method.
4488 (General_options::Fix_v4bx): New enum.
4489 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4490 (General_options::parse_fix_v4bx_interworking): New method.
4492 2010-01-22 Doug Kwan <dougkwan@google.com>
4494 * arm.cc (Arm_exidx_fixup): New class.
4496 2010-01-21 Doug Kwan <dougkwan@google.com>
4498 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4500 (Arm_exidx_section_offset_map): New type.
4502 2010-01-21 Doug Kwan <dougkwan@google.com>
4504 * arm.cc (Arm_exidx_input_section): New class.
4505 (Arm_relobj::exidx_input_section_by_link,
4506 Arm_relobj::exidx_input_section_by_shndx,
4507 Arm_relobj::make_exidx_input_section): New methods.
4508 (read_arm_attributes_section): Remove.
4509 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4510 information about them.
4511 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4514 2010-01-20 Doug Kwan <dougkwan@google.com>
4516 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4517 Input_section_specifier to Section_id.
4518 (Target_arm::new_arm_input_section: Adjust code for change of key
4520 (Target_arm::find_arm_input_section): Ditto.
4521 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4522 (Section_id): Remove.
4523 (Garbage_collection::Section_id_hash): Remove.
4524 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4525 (Section_id): Remove.
4526 (Icf::Section_id_hash): Remove.
4527 * object.h (Section_id, Const_section_id, Section_id_hash,
4528 Const_section_id_hash): New type definitions.
4529 * output.cc (Output_section::add_relaxed_input_section): Change to
4530 use Const_section_id instead of Input_section_specifier as key type.
4531 (Output_section::add_merge_input_section): Ditto.
4532 (Output_section::build_relaxation_map): Change to use Section_id
4533 instead of Input_section_specifier as key type.
4534 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4536 (Output_section::convert_input_sections_to_relaxed_sections): Change
4537 to use Const_section_id instead of Input_section_specifier as key type.
4538 (Output_section::find_merge_section): Ditto.
4539 (Output_section::find_relaxed_input_section): Ditto.
4540 * output.h (Input_section_specifier): Remove class.
4541 (Output_section::Output_section_data_by_input_section_map): Change
4542 key type to Const_section_id.
4543 (Output_section::Output_relaxed_input_section_by_input_section_map):
4545 (Output_section::Relaxation_map): Change key type to Section_id.
4547 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4549 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4550 (class Arm_v4bx_stub): New class.
4551 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4552 (Stub_factory::make_arm_v4bx_stub): New method.
4553 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4554 (Stub_table::empty): Handle v4bx stubs.
4555 (Stub_table::add_arm_v4bx_stub): New method.
4556 (Stub_table::find_arm_v4bx_stub): New method.
4557 (Arm_relocate_functions::v4bx): New method.
4558 (Target_arm::fix_v4bx): New method.
4559 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4560 (Stub_table::relocate_stubs): Likewise.
4561 (Stub_table::do_write): Likewise.
4562 (Stub_table::update_data_size_and_addralign): Likewise.
4563 (Stub_table::finalize_stubs): Likewise.
4564 (Target_arm::Scan::local): Likewise.
4565 (Target_arm::Scan::global): Likewise.
4566 (Target_arm::do_finalize_sections): Likewise.
4567 (Target_arm::Relocate::relocate): Likewise.
4568 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4570 (Target_arm::scan_reloc_for_stub): Likewise.
4571 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4573 2010-01-19 Ian Lance Taylor <iant@google.com>
4575 * output.cc (Output_section_headers::do_sized_write): Write large
4576 segment count to sh_info field.
4577 (Output_file_header::do_sized_write): For large segment count,
4578 write PN_XNUM to e_phnum field.
4580 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4582 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4583 (Arm_relocate_functions::thm_jump8): New function.
4584 (Arm_relocate_functions::thm_jump11): New function.
4585 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4587 (Target_arm::Scan::global): Likewise.
4588 (Target_arm::Relocate::relocate): Likewise.
4589 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4592 2010-01-14 Doug Kwan <dougkwan@google.com>
4594 * arm.cc (map, utility): Include headers.
4595 (Target_arm::apply_cortex_a8_workaround): New method.
4596 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4597 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4598 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4599 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4600 the --[no-]fix-cortex-a8 command line options.
4601 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4602 (Target_arm::relocate_stub): Use addend in instruction template.
4603 * options.h (DEFINE_bool): Set the user-set flag.
4604 (General_options): Add --[no-]-fix-cortex options.
4605 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4606 : Update fast look-up map after conversion.
4608 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4610 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4611 in the first pass of do_layout.
4613 2010-01-13 Doug Kwan <dougkwan@google.com>
4615 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4616 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4617 apparent compiler problem of not folding static constant integral
4618 data members of elfcpp::Elf_sizes<32>.
4620 2010-01-13 Doug Kwan <dougkwan@google.com>
4622 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4623 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4624 Arm_relobj::scan_section_for_cortex_a8_erratum,
4625 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4626 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4627 sections to scan for relocation stubs into a new method
4628 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4629 relocation and Cortex-A8 stub scanning.
4630 (Target_arm::do_relax): Force stubs to be after stubbed sections
4631 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4632 the beginning of a new relaxation pass. Update a comment.
4633 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4635 2010-01-12 Ian Lance Taylor <iant@google.com>
4637 * target-reloc.h (visibility_error): New inline function.
4638 (relocate_section): Call visibility_error.
4639 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4640 (MOSTLYCLEANFILES): Likewise.
4641 (protected_4_pic.o, protected_3.err): New targets.
4642 * testsuite/protected_4.cc: New file.
4644 2010-01-12 Doug Kwan <dougkwan@google.com>
4646 * arm.cc (Cortex_a8_reloc): New class.
4647 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4648 and cortex_a8_relocs_info_.
4649 (Target_arm::fix_cortex_a8): New method definition.
4650 (Target_arm::Cortex_a8_relocs_info): New type.
4651 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4652 New data member declarations.
4653 (Target_arm::scan_reloc_for_stub): Record information about
4654 relocations for THUMB branches that might be exempted from the
4655 Cortex-A8 workaround.
4656 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4657 at the beginning of a relaxation pass.
4659 2010-01-12 Doug Kwan <dougkwan@google.com>
4661 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4662 (Arm_relobj::Mapping_symbol_position,
4663 Arm_reloj::Mapping_symbol_position_less,
4664 Arm_relobj::Mapping_symbols_info): New types.
4665 (Target_arm::is_mapping_symbol_name): New method definition.
4666 (Arm_relobj::do_count_local_symbols): Save information about mapping
4669 2010-01-11 Doug Kwan <dougkwan@google.com>
4671 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4672 Arm_relocate_functions::thumb32_branch_upper,
4673 Arm_relocate_functions::thumb32_branch_lower,
4674 Arm_relocate_functions::thumb32_cond_branch_offset,
4675 Arm_relocate_functions::thumb32_cond_branch_upper,
4676 Arm_relocate_functions::thumb32_cond_branch_lower,
4677 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4678 branch offset encoding.
4679 (Arm_relocate_functions::thumb_branch_common): Use new branch
4680 offset encoding methods to avoid code duplication.
4681 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4682 (Stub_addend_reader::operator()): Use new branch encoding method
4683 to avoid code duplication.
4685 2010-01-11 Doug Kwan <dougkwan@google.com>
4687 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4688 (Target_arm::do_finalize_sections): Define special EXIDX section
4689 symbols only if referenced.
4690 * gc.h (Garbage_collection::add_reference): New method.
4691 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4694 2010-01-11 Ian Lance Taylor <iant@google.com>
4696 * script.cc (Version_script_info::build_expression_list_lookup):
4697 Change complaing about duplicate wildcard match from error to
4700 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4702 (Version_script_info::Version_script_info): Initialize globs_,
4703 default_version_, default_is_global_, and exact_. Don't
4704 initialize globals_ or locals_.
4705 (Version_script_info::build_lookup_tables): Build local symbols
4707 (Version_script_info::unquote): New function.
4708 (Version_script_info::add_exact_match): New function.
4709 (Version_script_info::build_expression_list_lookup): Remove lookup
4710 parameter. Add is_global parameter. Change all callers. Handle
4711 wildcard pattern specially. Unquote pattern. Call
4713 (Version_script_info::get_name_to_match): New function.
4714 (Version_script_info::get_symbol_version): New function.
4715 (Version_script_info::get_symbol_version_helper): Remove.
4716 (Version_script_info::check_unmatched_names): Call unquote.
4717 * script.h (class Version_script_info): Change get_symbol_version
4718 to be non-inline and add is_global parameter; change all callers.
4719 Rewrite symbol_is_local. Update declarations. Define struct
4720 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4721 Remove globals_ and locals_ members. Add exact_, globs_,
4722 default_version_, is_global_.
4723 (Version_script_info::Glob): Remove pattern, add expression and
4724 is_global. Update constructor. Change all callers.
4725 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4727 (Versions::symbol_section_contents): If a symbol is undefined, or
4728 defined in a dynamic object, set the version index to
4730 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4732 (Symbol_table::add_from_pluginobj): Likewise.
4733 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4735 2010-01-11 Doug Kwan <dougkwan@google.com>
4737 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4738 (incremental_dump_LDADD): Add linking option for libintl.
4739 * Makefile.in: Regenerate.
4741 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4744 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4746 * testsuite/Makefile.in: Regenerated.
4748 2010-01-10 Doug Kwan <dougkwan@google.com>
4750 * options.h (DEFINE_var): Use parentheses around argument varname__
4751 in macro body to avoid any unintended subsequent substitutions.
4753 2010-01-10 Ian Lance Taylor <iant@google.com>
4755 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4756 candidates before doing symbol resolution.
4758 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4759 ODR candidates if only one is weak.
4761 2010-01-08 Ian Lance Taylor <iant@google.com>
4763 * script.cc (Version_script_info::build_expression_list_lookup):
4764 Don't warn about ambiguous version, just record the ambiguity.
4765 (Version_script_info::get_symbol_version_helper): Give error if
4766 version is ambiguous.
4768 2010-01-08 Doug Kwan <dougkwan@google.com>
4770 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4771 prev_data_size_ and prev_addralign_. Remove initializer for
4772 deleted data member has_been_changed_.
4773 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4774 to determine if the table is empty.
4775 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4777 (Stub_table::add_reloc_stub): Define method in class definition
4778 instead of just declaring it there.
4779 (Stub_table::add_cortex_a8_stub): New method definition.
4780 (Stub_table::update_data_size_and_addralign): Ditto.
4781 (Stub_table::finalize_stubs): Ditto.
4782 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4783 (Stub_table::do_addralign_): Return address alignment in the
4784 (Stub_table::do_reset_address_and_file_offset): Define method in
4785 class definition instead of declaring it there. Set current data
4786 size to be the data size of the previous pass.
4787 (Stub_table::set_final_data_size): Use current data size as the
4789 (Stub_table::relocate_stub): Change parameter type of stub from
4790 Reloc_stub pointer to Stub pointer.
4791 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4792 (Stub_table::Cortex_a8_stub_list): New typedef.
4793 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4794 Stub_table::prev_addralign_): New data member.
4795 (Arm_relobj::Arm_relobj): Initialize data member
4796 section_has_cortex_a8_workaround_.
4797 (Arm_relobj::section_has_cortex_a8_workaround,
4798 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4800 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4802 (Target_arm::relocate_stub): Change parameter type of stub from
4803 Reloc_stub pointer to Stub pointer.
4804 (Insn_template::size, Insn_template::alignment): Handle
4805 THUMB16_SPECIAL_TYPE.
4806 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4807 Stub_table::update_data_size_and_addralign,
4808 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4810 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4811 (Stub_table::do_write): Ditto.
4812 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4814 2010-01-08 Ian Lance Taylor <iant@google.com>
4817 * symtab.h (class Symbol): Remove fields is_target_special_ and
4818 has_plt_offset_. Add field is_defined_in_discarded_section_.
4819 (Symbol::is_defined_in_discarded_section): New function.
4820 (Symbol::set_is_defined_in_discarded_section): New function.
4821 (Symbol::has_plt_offset): Rewrite.
4822 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4823 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4824 Don't initialize is_target_special_ or has_plt_offset_.
4825 Initialize is_defined_in_discarded_section_.
4826 (Symbol_table::add_from_relobj): If appropriate, set
4827 is_defined_in_discarded_section.
4828 * resolve.cc (Symbol::override_base_with_special): Don't test
4829 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4830 * target-reloc.h (relocate_section): Do special handling for
4831 symbols defined in discarded sections for global symbols as well
4834 2010-01-08 Ian Lance Taylor <iant@google.com>
4836 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4837 the SHT_SYMTAB case.
4839 2010-01-08 Ian Lance Taylor <iant@google.com>
4841 * object.cc (Sized_relobj::do_layout): Don't get confused if
4842 layout_eh_frame returns NULL.
4844 2010-01-08 Ian Lance Taylor <iant@google.com>
4847 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4848 dynamic symbol table, use the normal symbol table.
4849 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4852 2010-01-08 Ian Lance Taylor <iant@google.com>
4855 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4858 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4860 * version.cc (print_version): Change to "Copyright 2010".
4862 2010-01-08 Ian Lance Taylor <iant@google.com>
4866 * i386.cc (class Target_i386): Change return type of plt_section
4868 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4869 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4870 tls_desc_rel_ field.
4871 (Output_data_plt_i386::rel_tls_desc): New function.
4872 (Target_i386::rel_tls_desc_section): New function.
4873 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4874 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4875 R_386_TLS_DESC reloc in rel_tls_desc_section.
4876 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4877 Define struct Tlsdesc_info.
4878 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4879 (Target_x86_64::do_reloc_symbol_index): New function.
4880 (Target_x86_64::add_tlsdesc_info): New function.
4881 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4882 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4884 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4886 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4887 (Target_x86_64::rela_tlsdesc_section): New function.
4888 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4890 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4891 (Target_x86_64::do_reloc_addend): New function.
4892 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4893 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4894 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4895 (Output_reloc::type): New function.
4896 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4897 (Output_reloc::is_target_specific): New function.
4898 (Output_reloc::target_arg): New function.
4899 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4900 absolute relocs and target specific relocs.
4901 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4902 add_target_specific.
4903 (class Output_data_reloc) [SHT_RELA]: Likewise.
4904 * output.cc (Output_reloc::Output_reloc): Add four new versions
4905 for absolute relocs and target specific relocs.
4906 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4907 (Output_reloc::get_symbol_index): Likewise.
4908 (Output_reloc::local_section_offset): Check that local_sym_index_
4909 is not TARGET_CODE or 0.
4910 (Output_reloc::symbol_value): Likewise.
4911 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4913 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4914 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4916 * layout.cc (add_target_dynamic_tags): Use output section for
4917 DT_PLTRELSZ and DT_JMPREL.
4919 2010-01-07 Ian Lance Taylor <iant@google.com>
4922 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4924 (class Output_data_reloc_generic): Define.
4925 (class Output_data_reloc_base): Change base class to
4926 Output_data_reloc_generic. Change add() method to call
4927 bump_relative_reloc_count for a relative reloc. Remove
4929 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4931 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4932 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4934 * layout.h (class Layout): Update declaration.
4936 2010-01-07 Ian Lance Taylor <iant@google.com>
4938 * output.h (class Output_data): Add const version of
4939 output_section and do_output_section.
4940 (class Output_section_data): Add const version of
4942 (class Output_section): Likewise.
4943 * layout.cc (Layout::add_target_dynamic_tags): New function.
4944 * layout.h (class Layout): Update declarations.
4945 * arm.cc (Target_arm::do_finalize_sections): Use
4946 add_target_dynamic_tags.
4947 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4948 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4949 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4950 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4952 2010-01-07 Ian Lance Taylor <iant@google.com>
4955 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4958 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4959 Ian Lance Taylor <iant@google.com>
4962 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4963 Xindex::read_symtab_xindex.
4965 2010-01-07 Doug Kwan <dougkwan@google.com>
4967 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4968 (Insn_template::thumb16_bcond_insn): New method declaration.
4969 (Insn_template): Fix spelling.
4970 (Stub::thumb16_special): New method declaration.
4971 (Stub::do_write): Define virtual method which was previously pure
4973 (Stub::do_thumb16_special): New method declaration.
4974 (Stub::do_fixed_endian_write): New template member.
4975 (Reloc_stub::do_write): Remove.
4976 (Reloc_stub::do_fixed_endian_write): Remove.
4977 (Cortex_a8_stub): New class definition.
4978 (Stub_factory::make_cortex_a8_stub): New method definition.
4979 (Stub_factory::Stub_factory): Add missing static storage class
4980 qualifier for elf32_arm_stub_a8_veneer_blx.
4982 2010-01-07 Ian Lance Taylor <iant@google.com>
4985 * options.h (class General_options): Add --warn-unresolved-symbols
4986 and --error-unresolved-symbols.
4987 * errors.cc (Errors::undefined_symbol): Implement
4988 --warn-unresolved-symbols.
4990 * options.h (class General_options): Add -z text and -z textoff.
4991 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4993 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4995 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4996 (Garbage_collection::cident_sections): New function.
4997 (Garbage_collection::add_cident_section): New function.
4998 (Garbage_collection::cident_sections_): New member.
4999 (gc_process_relocs): Add references to sections whose names are C
5001 * gold.h (cident_section_start_prefix): New constant.
5002 (cident_section_stop_prefix): New constant.
5003 (is_cident): New function.
5004 * layout.cc (Layout::define_section_symbols): Replace string constants
5005 with the newly defined constants.
5006 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5008 * testsuite/Makefile.am: Add gc_orphan_section_test.
5009 * testsuite/Makefile.in: Regenerate.
5010 * testsuite/gc_orphan_section_test.cc: New file.
5011 * testsuite/gc_orphan_section_test.sh: New file.
5013 2010-01-06 Ian Lance Taylor <iant@google.com>
5016 * options.h (class General_options): Add --warn-shared-textrel.
5017 * layout.cc (Layout::finish_dynamic_section): Implement
5018 --warn-shared-textrel.
5021 * options.h (class General_options): Add --warn-multiple-gp.
5023 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5025 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5026 $(THREADSLIB) and $(LIBDL).
5027 * Makefile.in: Rebuild.
5029 2010-01-06 Ian Lance Taylor <iant@google.com>
5032 * options.cc (General_options::parse_section_start): New function.
5033 (General_options::section_start): New function.
5034 (General_options::General_options): Initialize all members.
5035 * options.h: Include <map>
5036 (class General_options): Add --section-start. Add section_starts_
5038 * layout.cc (Layout::attach_allocated_section_to_segment): If
5039 --section-start was used, set the address of the segment. Remove
5040 local sort_sections.
5041 (Layout::relaxation_loop_body): If the address of the load segment
5042 has been set by --section-start, don't use it.
5043 * output.h (Output_segment::update_flags_for_output_section): New
5045 * output.cc (Output_segment::add_output_section): Call
5046 update_flags_for_output_section.
5048 2010-01-05 Ian Lance Taylor <iant@google.com>
5051 * options.h (class General_options): Add --undefined-version.
5052 * script.cc (struct Version_expression): Add was_matched_by_symbol
5054 (Version_script_info::matched_symbol): New function.
5055 (Version_script_info::get_symbol_version_helper): Call
5057 (Version_script_info::check_unmatched_names): New function.
5058 * script.h (class Version_script_info): Update declarations.
5059 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5061 * options.h (class General_options): Use DEFINE_bool_alias for
5062 allow_multiple_definition.
5063 * resolve.cc (Symbol_table::should_override): Don't test
5064 allow_multiple_definition.
5067 * options.h (class General_options): Add --cref.
5068 * main.cc (main): Print cref table if --cref. Don't close mapfile
5069 until after printing cref table.
5070 * cref.cc: Include "symtab.h".
5071 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5072 (Cref_table_compare::operator()): New function.
5073 (Cref_inputs::gather_cref): New function.
5074 (filecol): New static const.
5075 (Cref_inputs::print_cref): New function.
5076 (Cref::print_cref): New function.
5077 * cref.h: Include <cstdio>.
5078 (class Cref): Update declarations.
5079 * mapfile.h (Mapfile::file): New function.
5080 * object.h (class Object): Define Symbols. Declare virtual
5081 do_get_global_symbols.
5082 (Object::get_global_symbols): New function.
5083 * object.cc (Input_objects::add_object): Pass object to cref_ if
5085 (Input_objects::archive_start): Likewise.
5086 (Input_objects::archive_stop): Likewise.
5087 (Input_objects::print_cref): New function.
5088 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5089 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5091 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5093 * plugin.h (class Sized_pluginobj): Update declarations.
5095 2010-01-05 Ian Lance Taylor <iant@google.com>
5097 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5098 to is_default_version. Rename insdef to insdefault.
5099 (Symbol_table::add_from_relobj): Rename def to is_default_version
5100 and local to is_forced_local.
5101 (Symbol_table::add_from_pluginobj): Likewise.
5102 (Symbol_table::add_from_dynobj): Likewise.
5103 (Symbol_table::define_special_symbol): Rename insdef to
5106 2010-01-04 Ian Lance Taylor <iant@google.com>
5109 * options.h (class General_options): Add
5110 --allow-multiple-definition and -z muldefs.
5111 * resolve.cc (Symbol_table::should_override): Don't warn about a
5112 multiple symbol definition if --allow-multiple-definition or -z
5116 * options.h (class General_options): Add --add-needed and
5117 --copy-dt-needed-entries. Tweak --as-needed help entry.
5118 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5119 error if --copy-dt-needed-entries aka --add-needed is used and
5120 would cause a change in behaviour.
5123 * options.h (class General_options): Add -G as a short version of
5124 --shared. Add no-op options -assert, -g, and -i.
5126 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5128 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5129 check for .text or .gnu.linkonce.t sections.
5130 * icf.cc (Icf::find_identical_sections): Ditto.
5131 Change the detection for mangled function name within the section
5133 * icf.h (is_section_foldable_candidate): New function.
5135 2009-12-30 Ian Lance Taylor <iant@google.com>
5138 * options.h (class General_options): Permit two dashes with
5139 --retain-symbols-file.
5141 2009-12-30 Ian Lance Taylor <iant@google.com>
5144 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5145 don't put the file header and segment headers in the text
5149 * common.cc (Sort_commons::operator()): Stabilize sort when both
5151 (Symbol_table::do_allocate_commons_list): When allocating common
5152 symbols, skip a symbol which is no longer common.
5153 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5154 an object before checking its type.
5155 * testsuite/common_test_2.c: New file.
5156 * testsuite/common_test_3.c: New file.
5157 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5158 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5159 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5160 (common_test_2_pic.o, common_test_2.so): New targets.
5161 (common_test_3_pic.o, common_test_3.so): New targets.
5162 * testsuite/Makefile.in: Rebuild.
5165 * script.cc (read_input_script): If we see a new SECTIONS clause,
5166 and we have added an input section, give an error.
5167 * layout.h (class Layout): Add have_added_input_section function.
5168 Add have_added_input_section_ field.
5169 * layout.cc (Layout::Layout): Initialize
5170 have_added_input_section_.
5171 (Layout::layout): Set have_added_input_section_.
5172 (Layout::layout_eh_frame): Likewise.
5174 2009-12-30 Ian Lance Taylor <iant@google.com>
5177 * options.h (class General_options): Add --sort-common option.
5178 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5179 * common.cc (Sort_common): Add sort_order parameter to
5180 constructor. Add sort_order_ field.
5181 (Sort_commons::operator): Check sort_order_.
5182 (Symbol_table::allocate_commons): Determine the sort order.
5183 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5185 (Symbol_table::do_allocate_commons_list): Likewise.
5187 2009-12-30 Ian Lance Taylor <iant@google.com>
5190 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5191 symbols from this object, don't change the visibility of an
5193 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5195 2009-12-30 Ian Lance Taylor <iant@google.com>
5198 * script.h (class Version_script_info): Define Language enum.
5199 Update declarations. Define Glob, Exact, and Lookup types. Add
5200 new fields globals_, locals_, and is_finalized_.
5201 * script.cc: Various formatting fixes.
5202 (class Parser_closure): Change language_stack_ from a vector of
5203 std::string to one of Version_script_info::Language. Adjust all
5205 (class Lazy_demangler): Remove.
5206 (struct Version_expression): Change language from std::string to
5207 Version_script_info::Language.
5208 (Version_script_info::Version_script_info): New function.
5209 (Version_script_info::~Version_script_info): Don't call clear.
5210 (Version_script_info::finalize): New function.
5211 (Version_script_info::build_lookup_tables): New function.
5212 (Version_script_info::build_expression_list_lookup): New
5214 (Version_script_info::get_symbol_version_helper): Rewrite to use
5216 (Version_script_info::print_expression_list): Adjust to use
5217 Version_script_info::Language.
5218 (script_push_lex_into_version_mode): Check that the version script
5219 has not been finalized.
5220 (version_script_push_lang): Change language string to
5221 Version_script_info::Language.
5222 * options.cc (Command_line::version_script): New function.
5223 * options.h (class General_options): Add finalize_dynamic_list
5224 function. Change version_script from declaration to definition.
5225 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5226 * testsuite/version_script.map: Remove duplicate def of foo.
5227 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5229 * testsuite/Makefile.in: Rebuild.
5231 2009-12-30 Ian Lance Taylor <iant@google.com>
5234 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5235 if the input symbol index is 0, make the output symbol index 0.
5237 2009-12-30 Ian Lance Taylor <iant@google.com>
5240 * options.h (class General_options): Add -x/--discard-all.
5241 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5242 --discard-all. If the local symbol needs a dynamic entry, check
5243 that before handling --discard-locals.
5245 2009-12-30 Ian Lance Taylor <iant@google.com>
5248 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5250 (Output_segment::add_output_section): Don't change the flags if
5254 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5255 GNU hash table if they need a dynamic value. Otherwise, don't add
5256 them if they are defined in a dynamic object or are forced local.
5258 2009-12-29 Ian Lance Taylor <iant@google.com>
5261 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5262 .gnu.hash table for a 32-bit target.
5265 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5266 regular and a dynamic object only needs a dynamic symbol table
5267 entry if it is externally visible.
5270 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5271 constructor. Add global_offset_table_ field.
5272 (Target_i386::got_section): Set global_offset_table_.
5273 (Target_i386::do_finalize_sections): Set global_offset_table_
5275 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5276 in constructor. Add global_offset_table_ field.
5277 (Target_x86_64::got_section): Set global_offset_table_.
5278 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5281 * layout.cc (Layout::Layout): Initialize increase_relro_.
5282 (Layout::get_output_section): Add is_relro, is_last_relro, and
5283 is_first_non_relro parameters. Change all callers.
5284 (Layout::choose_output_section): Likewise.
5285 (Layout::add_output_section_data): Likewise.
5286 (Layout::make_output_section): Likewise.
5287 (Layout::set_segment_offsets): Clear increase_relro when using a
5289 * layout.h (class Layout): Add increase_relro method. Add
5290 increase_relro_ field. Update declarations.
5291 * output.cc (Output_section::Output_section): Initialize
5292 is_last_relro_ and is_first_non_relro_.
5293 (Output_segment::add_output_section): Group relro sections is
5294 do_sort is true. Handle is_last_relro and is_first_non_relro.
5295 (Output_segment::maximum_alignment): Remove relro handling.
5296 (Output_segment::set_section_addresses): Add increase_relro
5297 parameter. Change all callers. Add initial alignment to align
5298 relro sections on separate page. Remove old relro handling.
5299 (Output_segment::set_section_list_addresses): Remove in_relro
5300 parameter. Change all callers.
5301 (Output_segment::set_offset): Add increase parameter. Change all
5302 callers. Remove old relro handling.
5303 * output.h (class Output_section): Add new methods: is_last_relro,
5304 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5305 Add is_last_relro_ and is_first_non_relro_ fields.
5306 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5307 Create separate .got.plt section. Call increase_relro.
5308 * x86_64.cc (Target_x86_64::got_section): Likewise.
5309 * testsuite/relro_script_test.t: Add .got.plt.
5312 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5313 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5314 (Layout::finalize): Call set_dynamic_symbol_size.
5315 (Layout::set_dynamic_symbol_size): New function.
5316 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5317 set_dynamic_symbol_size.
5320 * output.h (class Output_section): Add is_entsize_zero_ field.
5321 * output.cc (Output_section::Output_section): Initialize
5323 (Output_section::set_entsize): If two different entsizes are
5324 requested, force it to zero.
5325 (Output_section::add_input_section): Set flags for .debug_str
5326 before updating section flags. Set entsize.
5327 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5328 and SHF_STRING if all input sections have those flags.
5330 2009-12-29 Rafael Espindola <espindola@google.com>
5332 * main.cc (main): Fix the sys time reporting.
5333 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5336 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5338 * options.cc (General_options::parse_version): Allow -v to exit
5339 without an error if there is nothing to link.
5341 2009-12-29 Ian Lance Taylor <iant@google.com>
5343 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5344 using a version of gcc before 4.1.
5345 * configure: Rebuild.
5347 2009-12-28 Chris Demetriou <cgd@google.com>
5349 * attributes.cc (Output_attributes_section_data::do_write): Use
5350 std::vector::front rather than std::vector::data.
5352 2009-12-28 Ian Lance Taylor <iant@google.com>
5354 * symtab.h (class Symbol_table): Add enum Defined.
5355 * resolve.cc (Symbol_table::should_override): Add defined
5356 parameter. Change all callers. Test whether object is NULL
5357 before calling a method on it.
5358 (Symbol_table::report_resolve_problem): Add defined parameter.
5360 (Symbol_table::should_override_with_special): Likewise.
5361 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5362 parameter. Change all callers.
5363 (Symbol_table::do_define_in_output_data): Likewise.
5364 (Symbol_table::define_in_output_segment): Likewise.
5365 (Symbol_table::do_define_in_output_segment): Likewise.
5366 (Symbol_table::define_as_constant): Likewise.
5367 (Symbol_table::do_define_as_constant): Likewise.
5368 * script.h (class Symbol_assignment): Add is_defsym parameter to
5369 constructor; change all callers.
5370 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5371 parameter. Change all callers. Add is_defsym_ field.
5372 (class Parser_closure): Add parsing_defsym parameter to
5373 constructor; change all callers. Add parsing_defsym accessor
5374 function. Add parsing_defsym_ field.
5376 2009-12-28 Ian Lance Taylor <iant@google.com>
5378 * gold.cc (queue_middle_tasks): Fix formatting.
5379 * object.cc (Relobj::is_section_name_included): Likewise.
5381 2009-12-23 Ian Lance Taylor <iant@google.com>
5383 * i386.cc (Target_i386::do_calls_non_split): Recognize
5384 -fsplit-stack prologue for a function with a static chain.
5385 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5386 -fsplit-stack prologue when using %r11.
5388 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5390 * options.cc (General_options::parse_version): Make -v continue and do
5391 the link like GNU ld does.
5393 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5395 * Makefile.am (CCFILES): Add timer.cc.
5396 (HFILES): Add timer.h.
5397 * configure.ac: Check for sysconf and times.
5398 * main.cc: include timer.h.
5399 (main): Use Timer instead of get_run_time.
5402 * workqueue.cc: include timer.h.
5403 (Workqueue::find_and_run_task):
5404 Report user, sys and wall time.
5405 * Makefile.in: Regenerate.
5406 * config.in: Regenerate.
5407 * configure: Regenerate.
5409 2009-12-16 Doug Kwan <dougkwan@google.com>
5411 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5413 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5414 relaxed input sections.
5415 * output.cc (Output_section::find_relaxed_input_section): Change
5416 return type to Output_relaxed_input_section pointer. Adjust code
5417 for new type of relaxed_input_section_map_.
5418 * output.h (Output_section::find_relaxed_input_section): Change
5419 return type to Output_relaxed_input_section pointer.
5420 (Output_section::Output_relaxed_input_section_by_input_section_map):
5422 (Output_section::relaxed_input_section_map_): Change type to
5423 Output_section::Output_relaxed_input_section_by_input_section_map.
5424 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5427 2009-12-15 Ian Lance Taylor <iant@google.com>
5429 * layout.cc (Layout::create_shstrtab): Only write out after input
5430 sections if we are compressing debug sections.
5432 2009-12-15 Ian Lance Taylor <iant@google.com>
5434 * archive.cc (Archive::add_symbols): Only look up a symbol without
5435 a version if there is, in fact, a version.
5437 2009-12-14 Ian Lance Taylor <iant@google.com>
5439 Revert -Wshadow changes, all changes from:
5440 2009-12-11 Doug Kwan <dougkwan@google.com>
5441 2009-12-11 Nick Clifton <nickc@redhat.com>
5442 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5444 2009-12-11 Doug Kwan <dougkwan@google.com>
5446 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5448 * attributes.cc (Object_attribute::size): Ditto.
5449 (Attributes_section_data::size): Ditto.
5450 (Attributes_section_data::Attributes_section_data): Ditto.
5451 (Output_attributes_section_data::do_write): Ditto.
5452 * attributes.h (Object_attribute::set_type): Ditto.
5453 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5455 2009-12-11 Nick Clifton <nickc@redhat.com>
5457 * archive.cc: Fix shadowed variable warnings.
5459 * compressed_output.cc: Likewise.
5460 * compressed_output.h: Likewise.
5461 * configure: Likewise.
5462 * dwarf_reader.cc: Likewise.
5463 * dynobj.cc: Likewise.
5464 * dynobj.h: Likewise.
5465 * ehframe.cc: Likewise.
5466 * ehframe.h: Likewise.
5467 * errors.cc: Likewise.
5468 * expression.cc: Likewise.
5469 * fileread.cc: Likewise.
5470 * fileread.h: Likewise.
5471 * freebsd.h: Likewise.
5472 * i386.cc: Likewise.
5474 * incremental.h: Likewise.
5475 * layout.cc: Likewise.
5476 * layout.h: Likewise.
5477 * mapfile.cc: Likewise.
5478 * merge.cc: Likewise.
5479 * merge.h: Likewise.
5480 * object.cc: Likewise.
5481 * object.h: Likewise.
5482 * options.h: Likewise.
5483 * output.cc: Likewise.
5484 * output.h: Likewise.
5485 * parameters.cc: Likewise.
5486 * plugin.cc: Likewise.
5487 * powerpc.cc: Likewise.
5488 * reduced_debug_output.cc: Likewise.
5489 * reduced_debug_output.h: Likewise.
5490 * reloc.cc: Likewise.
5491 * reloc.h: Likewise.
5492 * resolve.cc: Likewise.
5493 * script-sections.cc: Likewise.
5494 * script.cc: Likewise.
5495 * script.h: Likewise.
5496 * sparc.cc: Likewise.
5497 * symtab.cc: Likewise.
5498 * symtab.h: Likewise.
5499 * target-select.cc: Likewise.
5500 * target-select.h: Likewise.
5501 * token.h: Likewise.
5502 * workqueue.cc: Likewise.
5503 * workqueue.h: Likewise.
5504 * x86_64.cc: Likewise.
5506 2009-12-10 Doug Kwan <dougkwan@google.com>
5508 * arm.cc (attributes.h): New include.
5509 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5510 (Arm_relobj::~Arm_relobj): Delete object pointed by
5511 attributes_section_data_.
5512 (Arm_relobj::attributes_section_data): New method definition.
5513 (Arm_relobj::attributes_section_data_): New data member declaration.
5514 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5515 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5516 attributes_section_data_.
5517 (Arm_dynobj::attributes_section_data): New method definition.
5518 (Arm_dynobj::attributes_section_data_): New data member declaration.
5519 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5520 initialization value of may_use_blx_ to false.
5521 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5522 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5523 object attributes to compute results instead of hard-coding.
5524 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5525 Target_arm::get_secondary_compatible_arch,
5526 Target_arm::set_secondary_compatible_arch
5527 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5528 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5529 New method declarations.
5530 (Target_arm::get_aeabi_object_attribute): New method definition.
5531 (Target_arm::attributes_section_data_): New data member declaration.
5532 (read_arm_attributes_section): New template definition.
5533 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5534 (Arm_dynobj::do_read_symbols): Ditto.
5535 (Target_arm::do_finalize_sections): Merge attributes sections from
5536 input. Check for BLX use after attributes section merging.
5537 Fix __exidx_start and __exidx_end visibility. Create an
5538 .ARM.attributes section if necessary.
5539 (Target_arm::get_secondary_compatible_arch,
5540 Target_arm::set_secondary_compatible_arch,
5541 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5542 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5543 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5544 New method definitions.
5546 2009-12-09 Ian Lance Taylor <iant@google.com>
5548 * plugin.cc (Plugin::load): Don't cast from void* to a function
5551 2009-12-09 Ian Lance Taylor <iant@google.com>
5553 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5556 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5558 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5559 Replace two_file_shared_1.so with two_file_shared_2.so.
5560 * testsuite/Makefile.in: Regenerated.
5562 2009-12-08 Doug Kwan <dougkwan@google.com>
5564 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5565 (HFILES): Add attributes.h and int_encoding.h.
5566 * Makefile.in: Regenerate.
5567 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5568 function definitions to int_encoding.cc
5569 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5570 prototypes to int_encoding.h
5571 * reduced_debug_output.cc (int_encoding.h): New include.
5572 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5573 function definitions to int_encoding.cc
5574 (insert_into_vector, read_from_pointer): Move template definitions to
5576 * attributes.cc: New file.
5577 * attributes.h: New file.
5578 * int_encoding.cc: New file.
5579 * int_encoding.h: New file.
5581 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5584 * incremental-dump.cc (dump_incremental_inputs): New.
5585 (main): Use dump_incremental_inputs.
5587 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5590 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5591 checking elfcpp::STT_FUNC.
5592 (Target_i386::Relocate::relocate): Likewise.
5593 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5595 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5596 symbols from shared libraries into normal FUNC symbols.
5598 * symtab.h (Symbol): Add is_func and use it.
5600 2009-12-05 Doug Kwan <dougkwan@google.com>
5602 * arm.cc (Target_arm::arm_info): Initialize new fields
5603 attributes_section and attributes_vendor.
5604 * i386.cc (Target_i386::i386_info): Same.
5605 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5606 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5607 fields attributes_section and attributes_vendor.
5608 * sparc.cc (Target_sparc::sparc_info): Same.
5609 * target.h (Target::attributes_section, Target::attributes_vendor,
5610 Target::is_attributes_section, Target::attribute_arg_type,
5611 Target::attributes_order): New method definitions.
5612 (Target::Target_info::attributes_section,
5613 Target::Target_info::attributes_vendor): New fields.
5614 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5615 virtual method definitions.
5616 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5617 attributes_section and attributes_vendor.
5618 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5620 2009-12-05 Doug Kwan <dougkwan@google.com>
5622 * arm.cc: Update comments about interworking and stub generation.
5623 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5624 considered as non-PIC.
5625 (Arm_relocate_functions::base_abs): Fix formatting.
5626 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5627 of function to use GOT entry address instead of offset.
5628 (Target_arm::Scan::global): Issue an error if a symbol would need a
5629 PLT does not get one because it is untyped. Remove code to create
5630 dynamic symbols for relative branches.
5631 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5632 takes unsigned integer instead of boolean.
5634 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5636 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5637 (two_file_test_LDADD): Likewise.
5638 (common_test_1_LDADD): Likewise.
5639 (exception_test_LDADD) Likewise.
5640 (weak_test_LDADD): Likewise.
5641 (many_sections_test_LDADD): Likewise.
5642 (initpri1_LDADD): Likewise.
5643 (script_test_1_LDADD): Likewise.
5644 (script_test_2_LDADD): Likewise.
5645 (justsyms_LDADD): Likewise.
5646 (binary_test_LDADD): Likewise.
5647 (large_LDADD): Likewise.
5648 * testsuite/Makefile.in: Regenerated.
5650 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5652 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5653 (Symbol_table::override_with_special): Likewise.
5654 (Symbol_table::add_from_object): Likewise.
5656 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5658 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5659 Don't set the data_offset twice.
5661 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5663 * testsuite/Makefile.in: Regenerate.
5665 2009-12-03 Doug Kwan <dougkwan@google.com>
5667 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5668 (Target_arm::do_finalize_sections): Add parameter for symbol table
5669 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5670 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5671 parameter for symbol table pointer.
5672 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5673 an additional parameter for a pointer to symbol table.
5674 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5675 parameter for a symbol table pointer.
5676 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5677 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5679 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5680 parameter for a symbol table pointer.
5682 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5684 * incremental.cc (Incremental_inputs_header)
5685 (Incremental_inputs_header_write, Incremental_inputs_entry)
5686 (Incremental_inputs_entry_write): Move ...
5687 * incremental.h (Incremental_inputs_header)
5688 (Incremental_inputs_header_write, Incremental_inputs_entry)
5689 (Incremental_inputs_entry_write): here.
5691 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5693 * incremental.cc (make_sized_incremental_binary): Set the target.
5694 Error if it is incompatible.
5695 * output.h (Output_file): Add filename method.
5697 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5699 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5700 from the get_* methods.
5702 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5704 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5705 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5706 Write 0 for the data_offset of scripts.
5708 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5710 * testsuite/Makefile.am: Add the incremental_test.sh test.
5711 * testsuite/incremental_test.sh: New.
5712 * testsuite/incremental_test_1.c: New.
5713 * testsuite/incremental_test_2.c: New.
5715 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5717 * incremental-dump.cc (main): Fix typos.
5719 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5722 * incremental-dump.cc (main): Use llu to print 64 bit values.
5724 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5725 H.J. Lu <hongjiu.lu@intel.com>
5727 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5729 (incremental_dump_LDADD): Likewise.
5730 * Makefile.in: Regenerated.
5732 2009-11-25 Doug Kwan <dougkwan@google.com>
5736 2009-11-25 Doug Kwan <dougkwan@google.com>
5738 * arm.cc (Target_arm::Target_arm): Move method definition
5739 outside of class definition. Add code to handle
5740 --target1-rel, --target1-abs and --target2= options.
5741 (Target_arm::get_reloc_reloc_type): Change method to be
5742 non-static and const.
5743 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5744 New data member declaration.
5745 (Target_arm::Scan::local, Target_arm::Scan::global,
5746 Target_arm::Relocate::relocate,
5747 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5748 Adjust call to Target_arm::get_real_reloc_type.
5749 (Target_arm::get_real_reloc_type): Use command line options
5750 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5751 * options.h (--target1-rel, --target1-abs, --target2): New
5754 2009-11-25 Doug Kwan <dougkwan@google.com>
5756 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5757 class definition. Add code to handle --target1-rel, --target1-abs
5758 and --target2= options.
5759 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5761 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5763 (Target_arm::Scan::local, Target_arm::Scan::global,
5764 Target_arm::Relocate::relocate,
5765 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5766 call to Target_arm::get_real_reloc_type.
5767 (Target_arm::get_real_reloc_type): Use command line options to
5768 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5769 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5772 2009-11-25 Doug Kwan <dougkwan@google.com>
5774 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5775 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5776 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5778 (Arm_relocate_functions::thm_call): Replace body with a call to
5779 Arm_relocate_functions::thumb_branch_common.
5780 (Arm_relocate_functions::thm_jump24,
5781 Arm_relocate_functions::thm_xpc22): New method definitions.
5782 (Arm_relocate_functions::thumb_branch_common): New method definition.
5783 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5785 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5786 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5788 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5790 * Makefile.am: Build incremental-dump
5791 * Makefile.in: Regenerate.
5792 * incremental-dump.cc: New.
5793 * incremental.cc (Incremental_inputs_header_data,
5794 Incremental_inputs_entry_data): Move to incremental.h
5795 * incremental.h: (Incremental_inputs_header_data,
5796 Incremental_inputs_entry_data): Move from incremental.cc
5798 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5800 * incremental.cc (Incremental_inputs_header,
5801 Incremental_inputs_header_write, Incremental_inputs_entry,
5802 Incremental_inputs_entry_write): Add a typedef with the data type.
5804 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5806 * incremental.cc (Incremental_inputs_header,
5807 Incremental_inputs_header_write, Incremental_inputs_entry,
5808 Incremental_inputs_entry_write): Update comment about which
5809 type has the filed descriptions.
5811 2009-11-15 Doug Kwan <dougkwan@google.com>
5813 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5814 (Arm_relocate_functions::arm_branch_common): Change method defintion
5815 in class definition to a method declaration and update list of formal
5817 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5818 Arm_relocation_functions::jump24): Adjust call to
5819 Arm_relocate_functions::arm_branch_common. Update list of formal
5821 (Arm_relocate_functions::xpc25): New method definition.
5822 (Arm_relocate_functions::arm_branch_common): Move method defintion
5823 out from class definition. Use stubs for mode-switching and extending
5825 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5826 specially. Change code to enable use of stubs in ARM branches.
5828 2009-11-10 Doug Kwan <dougkwan@google.com>
5830 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5831 in method declaration.
5832 (Target_arm::relocate_stub): New method declaration.
5833 (Target_arm::default_target): Change to return a pointer instead of
5835 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5836 Target_arm::default_target.
5837 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5839 (Target_arm::relocate_section): Adjust view.
5840 (Target_arm::relocate_stub): New method definition.
5842 2009-11-10 Doug Kwan <dougkwan@google.com>
5844 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5846 * incremental.cc (open_incremental_binary): Initialized local
5847 variables to avoid warnings.
5848 * object.cc (make_elf_object): Ditto.
5849 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5852 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5855 * testsuite/plugin_test.c: Include "config.h".
5857 2009-11-09 Doug Kwan <dougkwan@google.com>
5859 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5860 (arm_symbol_value): Remove.
5861 (Arm_relocate_functions::arm_branch_common,
5862 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5863 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5864 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5865 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5866 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5867 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5868 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5869 Arm_relocate_functions::thm_mobw_abs_nc,
5870 Arm_relocate_functions::thm_mov_abs,
5871 Arm_relocate_functions::movw_prel_nc,
5872 Arm_relocate_functions::thm_movt_abs,
5873 Arm_relocate_functions::movt_prel,
5874 Arm_relocate_functions::thm_movw_prel_nc,
5875 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5876 (Target_arm::Relocate::relocate): Only decompose address into two
5877 parts if relocation type uses the thumb-bit and pass the actual
5878 bit instead of a flag indicating that the thumb-bit is used. Adjust
5879 calls to methods in Arm_relocate_functions for this change.
5881 2009-11-08 Ian Lance Taylor <iant@google.com>
5884 * reloc.cc: Instantiate
5885 Sized_relobj::initialize_input_to_output_maps and
5886 Sized_relobj:free_input_to_output_maps.
5888 2009-11-06 Ian Lance Taylor <iant@google.com>
5891 * defstd.cc (in_segment): Set only_if_ref true for "end".
5893 2009-11-06 Doug Kwan <dougkwan@google.com>
5895 * arm.cc (class Reloc_stub): Correct a comment.
5896 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5897 (Target_arm::scan_section_for_stubs): New method declaration.
5898 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5899 Change methods from private to protected.
5900 (Target_arm::do_may_relax): New method definition.
5901 (Target_arm::do_relax, Target_arm::group_sections,
5902 Target_arm::scan_reloc_for_stub,
5903 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5904 (Target_arm::arm_input_section_map_): New data member declaration.
5905 (Target_arm::scan_reloc_for_stub,
5906 Target_arm::scan_reloc_section_for_stubs,
5907 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5908 Target_arm::do_relax): New method definitions.
5910 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5912 * configure.ac: Check for (struct stat)::st_mtim
5913 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5914 * config.in: Regenerate.
5915 * configure: Regenerate.
5917 2009-11-05 Ian Lance Taylor <iant@google.com>
5920 * output.cc (Output_segment::add_output_section): Add missing
5923 2009-11-04 Ian Lance Taylor <iant@google.com>
5926 * object.h (class Object): Add is_needed and set_is_needed
5927 methods. Add is_needed_ field. Make bool fields into bitfields.
5928 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5929 defined in a dynamic object and referenced by a regular object,
5930 set is_needed for the dynamic object.
5931 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5932 if the file is marked with as_needed and it is not needed.
5934 2009-11-04 Ian Lance Taylor <iant@google.com>
5937 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5938 tags if data is discarded by linker script.
5939 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5940 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5941 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5942 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5944 2009-11-04 Ian Lance Taylor <iant@google.com>
5946 * layout.cc (Layout::get_output_section): Add is_interp and
5947 is_dynamic_linker_section parameters. Change all callers.
5948 (Layout::choose_output_section): Likewise.
5949 (Layout::make_output_section): Likewise.
5950 (Layout::add_output_section_data): Add is_dynamic_linker_section
5951 parameter. Change all callers.
5952 * layout.h (class Layout): Update declarations.
5953 * output.h (class Output_section): Add is_interp, set_is_interp,
5954 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5955 Add is_interp_, is_dynamic_linker_section_ fields. Change
5956 generate_code_fills_at_write_ to a bitfield.
5957 * output.cc (Output_section::Output_sections): Initialize new
5959 (Output_segment::add_output_section): Add do_sort parameter.
5962 2009-11-03 Ian Lance Taylor <iant@google.com>
5965 * options.h (class General_options): Add --warn-common.
5966 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5967 merging two common symbols.
5968 (Symbol_table::should_override): Handle --warn-common when merging
5969 a common symbol with a defined symbol. Use report_resolve_problem
5970 for multiple definitions.
5971 (Symbol_table::report_resolve_problem): New function.
5972 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5974 2009-11-03 Doug Kwan <dougkwan@google.com>
5976 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5978 (Target_arm::stub_factory): New method definition.
5979 (Target_arm::new_arm_input_section,
5980 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5981 Target_arm::reloc_uses_thumb_bit): New method declarations.
5982 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5983 New type definitions.
5984 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5985 member declarations.
5986 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5987 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5988 New method definitions.
5990 2009-11-03 Ian Lance Taylor <iant@google.com>
5992 * options.h (class General_options): Add --warn_constructors.
5994 2009-11-03 Ian Lance Taylor <iant@google.com>
5997 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5998 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6000 2009-11-03 Ian Lance Taylor <iant@google.com>
6003 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6004 --msgid-bugs-address.
6005 (install-pdf): New target.
6006 (install-data_yes): Look up one directory to find mkinstalldirs.
6008 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6010 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6013 2009-10-30 Doug Kwan <dougkwan@google.com>
6015 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6017 2009-10-30 Doug Kwan <dougkwan@google.com>
6019 * arm.cc (Stub_addend_reader): New struct template definition
6020 and partial specializations.
6021 (Stub_addend_reader::operator()): New method definition for a
6022 partially specialized template.
6024 2009-10-30 Doug Kwan <dougkwan@google.com>
6026 * arm.cc (Arm_relobj::processor_specific_flags): New method
6028 (Arm_relobj::do_read_symbols): New method declaration.
6029 (Arm_relobj::processor_specific_flags_): New data member declaration.
6030 (Arm_dynobj): New class definition.
6031 (Target_arm::do_finalize_sections): Add input_objects parameter.
6032 (Target_arm::do_adjust_elf_header): New method declaration.
6033 (Target_arm::are_eabi_versions_compatible,
6034 (Target_arm::merge_processor_specific_flags): New method declaration.
6035 (Target_arm::do_make_elf_object): New overloaded method definitions
6037 (Arm_relobj::do_read_symbols): New method definition.
6038 (Arm_dynobj::do_read_symbols): Ditto.
6039 (Target_arm::do_finalize_sections): Add input_objects parameters.
6040 Merge processor-specific flags from all input objects.
6041 (Target_arm::are_eabi_versions_compatible,
6042 Target_arm::merge_processor_specific_flags,
6043 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6044 New method definitions.
6045 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6046 Input_objects pointer type parameter.
6047 * layout.cc (Layout::finalize): Pass input objects to target's.
6048 finalize_sections function.
6049 * output.cc (Output_file_header::do_sized_write): Set ELF file
6050 header's processor-specific flags.
6051 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6052 Input_objects pointer type parameter.
6053 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6054 * target.h (Input_objects): New forward class declaration.
6055 (Target::processor_specific_flags,
6056 Target::are_processor_specific_flags_sect): New method definitions.
6057 (Target::finalize_sections): Add input_objects parameter.
6058 (Target::Target): Initialize processor_specific_flags_ and
6059 are_processor_specific_flags_set_.
6060 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6062 (Target::set_processor_specific_flags): New method definition.
6063 (Target::processor_specific_flags_,
6064 Target::are_processor_specific_flags_set_): New data member
6066 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6067 Input_objects pointer type parameter.
6069 2009-10-30 Doug Kwan <dougkwan@google.com>
6071 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6073 2009-10-28 Ian Lance Taylor <iant@google.com>
6075 * object.h (class Relobj): Drop options parameter from
6076 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6077 do_scan_relocs, do_relocate. Change all callers.
6078 (class Sized_relobj): Drop options parameters from
6079 do_gc_process_relocs, do_scan_relocs, do_relocate,
6080 do_relocate_sections, relocate_sections, emit_relocs_scan,
6081 emit_relocs_scan_reltype. Change all callers.
6082 (struct Relocate_info): Remove options field and all references to
6084 * reloc.h (class Read_relocs): Remove options constructor
6085 parameter and options_ field. Change all callers.
6086 (class Gc_process_relocs, class Scan_relocs): Likewise.
6087 (class Relocate_task): Likewise.
6088 * target-reloc.h (scan_relocs): Remove options parameter. Change
6090 (scan_relocatable_relocs): Likewise.
6091 * target.h (class Sized_target): Remove options parameter from
6092 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6094 * gc.h (gc_process_relocs): Remove options parameter. Change all
6096 * arm.cc: Update functions to remove options parameters.
6097 * i386.cc: Likewise.
6098 * powerpc.cc: Likewise.
6099 * sparc.cc: Likewise.
6100 * x86_64.cc: Likewise.
6101 * testsuite/testfile.cc: Likewise.
6103 2009-10-28 Doug Kwan <dougkwan@google.com>
6105 * arm.cc (Arm_relobj): New class definition.
6106 (Arm_relobj::scan_sections_for_stubs,
6107 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6108 New method definitions.
6110 2009-10-28 Cary Coutant <ccoutant@google.com>
6112 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6113 (Plugin::cleanup_done_): New member.
6114 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6115 (Plugin_manager::cleanup_done_): Remove.
6116 (Plugin_manager::add_input_file): Edit error message.
6117 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6118 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6120 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6122 * fileread.cc: (File_read::View::~View): Use the new
6123 data_ownership_ filed.
6124 (File_read::~File_read): Dispose the new whole_file_view_.
6125 (File_read::open): Mmap the whole file if needed.
6126 (File_read::open): Use whole_file_view_ instead of contents_.
6127 (File_read::find_view): Use whole_file_view_ if applicable.
6128 (File_read::do_read): Use whole_file_view_ instead of contents_.
6129 (File_read::make_view): Use whole_file_view_ instead of contents_,
6130 update File_read::View::View call.
6131 (File_read::find_or_make_view): Update File_read::View::View
6133 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6135 (File_read::View::Data_ownership): New enum.
6136 (File_read::View::View): Replace bool mapped_ with Data_ownership
6138 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6139 (File_read::View::data_ownership_): New field.
6140 (File_read::contents_): Remove (replaced by whole_file_view_).
6141 (File_read::whole_file_view_): New field.
6142 * options.h (class General_options): Add --keep-files-mapped.
6144 2009-10-27 Cary Coutant <ccoutant@google.com>
6146 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6147 * testsuite/Makefile.am (plugin_test_5): New test case.
6148 * testsuite/Makefile.in: Regenerate.
6150 2009-10-25 Doug Kwan <dougkwan@google.com>
6152 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6153 from private to protected to allow access by child class.
6154 (Sized_relobj::do_relocate_sections): New method declaration.
6155 (Sized_relobj::relocate_sections): Virtualize.
6156 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6157 Sized_relobj::relocate_sections. Instantiate template explicitly
6158 for different target sizes and endianity.
6160 2009-10-24 Doug Kwan <dougkwan@google.com>
6162 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6163 (Arm_input_section::as_arm_input_section): New method.
6164 (Arm_output_section): New class definition.
6165 (Arm_output_section::create_stub_group,
6166 Arm_output_section::group_sections): New method definitions.
6168 2009-10-22 Doug Kwan <dougkwan@google.com>
6170 * arm.cc (Arm_input_section): New class definition.
6171 (Arm_input_section::init, Arm_input_section:do_write,
6172 Arm_input_section::set_final_data_size,
6173 Arm_input_section::do_reset_address_and_file_offset): New method
6176 2009-10-21 Doug Kwan <dougkwan@google.com>
6178 * arm.cc (Stub_table, Arm_input_section): New forward class
6180 (Stub_table): New class defintion.
6181 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6182 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6183 New method definition.
6185 2009-10-21 Doug Kwan <dougkwan@google.com>
6187 * arm.cc: Update copyright comments.
6188 (Target_arm): New forward class template declaration.
6189 (Arm_address): New type.
6190 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6191 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6192 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6194 (Insn_template): Same.
6195 (DEF_STUBS): New macro.
6196 (Stub_type): New enum type.
6197 (Stub_template): New class definition.
6200 (Stub_factory): Same.
6201 (Target_arm::Target_arm): Initialize may_use_blx_ and
6202 should_force_pic_veneer_.
6203 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6204 Target_arm::should_force_pic_veneer,
6205 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6206 Target_arm::using_thumb_only, Target_arm:;default_target): New
6208 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6209 New data member declarations.
6210 (Insn_template::size, Insn_template::alignment): New method defintions.
6211 (Stub_template::Stub_template): New method definition.
6212 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6213 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6214 (Stub_factory::Stub_factory): New method definition.
6215 * gold.h (string_hash): New template.
6216 * output.h (Input_section_specifier::hash_value): Use
6218 (Input_section_specifier::string_hash): Remove.
6219 * stringpool.cc (Stringpool_template::string_hash): Use
6222 2009-10-20 Doug Kwan <dougkwan@google.com>
6224 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6225 symbols of relaxed input sections.
6226 * output.h (Output_section::find_relaxed_input_section): Make
6229 2009-10-16 Doug Kwan <dougkwan@google.com>
6231 * dynobj.cc (Versions::Versions): Initialize version_script_.
6232 Only insert base version symbol definition for a shared object
6233 if version script defines any version versions.
6234 (Versions::define_base_version): New method definition.
6235 (Versions::add_def): Check that base version is not needed.
6236 (Versions::add_need): Define base version lazily.
6237 * dynobj.h (Versions::define_base_version): New method declaration.
6238 (Versions::needs_base_version_): New data member declaration.
6239 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6240 (check_DATA): Add no_version_test.stdout.
6241 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6243 * testsuite/Makefile.in: Regenerate.
6244 * testsuite/no_version_test.c: New file.
6245 * testsuite/no_version_test.sh: Ditto.
6247 2009-10-16 Doug Kwan <dougkwan@google.com>
6249 * expression.cc (class Segment_start_expression): New class definition.
6250 (Segment_start_expression::value): New method definition.
6251 (script_exp_function_segment_start): Return a new
6252 Segment_start_expression.
6253 * gold/script-c.h (script_saw_segment_start_expression): New function
6255 * script-sections.cc (Script_sections::Script_sections): Initialize
6256 SAW_SEGMENT_START_EXPRESSION_ to false.
6257 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6258 and -Tbbs options to specify section addresses if given in
6259 command line and no SEGMENT_START expression is seen in a script.
6260 * script-sections.h (Script_sections::saw_segment_start_expression,
6261 Script_sections::set_saw_segment_start_expression): New method
6263 (Script_sections::saw_segment_start_expression_): New data member
6265 * script.cc (script_saw_segment_start_expression): New function.
6266 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6267 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6268 script_test_7.sh and script_test_8.sh.
6269 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6270 script_test_8.stdout.
6271 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6272 (script_test_6, script_test_6.stdout, script_test_7,
6273 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6274 * Makefile.in: Regenerate.
6275 * testsuite/script_test_6.sh: New file.
6276 * testsuite/script_test_6.t: Same.
6277 * testsuite/script_test_7.sh: Same.
6278 * testsuite/script_test_7.t: Same.
6279 * testsuite/script_test_8.sh: Same.
6281 2009-10-16 Doug Kwan <dougkwan@google.com>
6283 * output.cc (Output_segment::set_section_list_address): Cast
6284 expressions to unsigned long long type to avoid format warnings.
6286 2009-10-15 Ian Lance Taylor <iant@google.com>
6288 * script.cc (Script_options::add_symbol_assignment): Always add a
6289 dot assignment to script_sections_.
6290 * script-sections.cc (Script_sections::add_dot_assignment):
6291 Initialize if necessary.
6293 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6294 program headers with no load segment if there is a linker script.
6296 * layout.cc (Layout::set_segment_offsets): Align the file offset
6297 to the segment aligment for -N or -n with no load segment.
6298 * output.cc (Output_segment::add_output_section): Don't crash if
6299 the first section is a TLS section.
6300 (Output_segment::set_section_list_addresses): Print an error
6301 message if the address moves backward in a linker script.
6302 * script-sections.cc
6303 (Output_section_element_input::set_section_addresses): Don't
6304 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6305 (Orphan_output_section::set_section_addresses): Likewise.
6307 2009-10-15 Doug Kwan <dougkwan@google.com>
6309 * layout.cc (Layout::finish_dynamic_section): Generate tags
6310 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6311 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6312 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6314 2009-10-14 Ian Lance Taylor <iant@google.com>
6316 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6318 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6319 data_shdr fields of relinfo.
6320 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6321 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6322 R_386_TLS_LDO_32, adjust based on section flags.
6323 (Target_i386::Relocate::fix_up_ldo): Remove.
6325 2009-10-13 Ian Lance Taylor <iant@google.com>
6327 Add support for -pie.
6328 * options.h (class General_options): Add -pie and
6330 (General_options::output_is_position_independent): Test -pie.
6331 (General_options::output_is_executable): Return true if not shared
6332 and not relocatable.
6333 (General_options::output_is_pie): Remove.
6334 * options.cc (General_options::finalize): Reject incompatible uses
6336 * gold.cc (queue_middle_tasks): A -pie link is not static.
6337 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6338 * symtab.cc (Symbol::final_value_is_known): Return false if
6339 output_is_position_independent.
6340 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6341 output_is_position_independent.
6342 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6343 output_is_position_independent.
6344 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6345 output_is_position_independent.
6346 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6348 (basic_pie_test.o, basic_pie_test): New targets.
6349 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6350 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6351 (two_file_pie_test): New target.
6352 * testsuite/Makefile.in: Rebuild.
6353 * README: Remove note saying that -pie is not supported.
6355 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6357 * options.h (class General_options): Add -init and -fini.
6358 * layout.cc (Layout::finish_dynamic_section): Emit
6359 given init and fini functions.
6361 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6363 * gc.h (gc_process_relocs): Check if icf is enabled using new
6365 * gold.cc (queue_initial_tasks): Likewise.
6366 (queue_middle_tasks): Likewise.
6367 * object.cc (do_layout): Likewise.
6368 * symtab.cc (is_section_folded): Likewise.
6369 * main.cc (main): Likewise.
6370 * reloc.cc (Read_relocs::run): Likewise.
6371 (Sized_relobj::do_scan_relocs): Likewise.
6372 * icf.cc (is_function_ctor_or_dtor): New function.
6373 (Icf::find_identical_sections): Check if function is ctor or dtor when
6375 * options.h (General_options::icf): Change option to be an enum.
6376 (Icf_status): New enum.
6377 (icf_enabled): New method.
6378 (icf_safe_folding): New method.
6379 (set_icf_status): New method.
6380 (icf_status_): New variable.
6381 * (options.cc) (General_options::finalize): Set icf_status_.
6382 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6383 icf_test and icf_keep_unique_test to use the --icf enum flag.
6384 * testsuite/icf_safe_test.sh: New file.
6385 * testsuite/icf_safe_test.cc: New file.
6387 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6389 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6390 includes to gc.h and icf.h.
6391 * arm.cc: Include gc.h.
6392 * gold.cc: Likewise.
6393 * i386.cc: Likewise.
6394 * powerpc.cc: Likewise.
6395 * sparc.cc: Likewise.
6396 * x86_64.cc: Likewise.
6397 * gc.h: Include icf.h.
6399 2009-10-11 Ian Lance Taylor <iant@google.com>
6401 * plugin.cc: Include "gold.h" before other header files.
6403 2009-10-10 Chris Demetriou <cgd@google.com>
6405 * options.h (Input_file_argument::Input_file_type): New enum.
6406 (Input_file_argument::is_lib_): Replace with...
6407 (Input_file_argument::type_): New member.
6408 (Input_file_argument::Input_file_argument): Take Input_file_type
6409 'type' rather than boolean 'is_lib' as second argument.
6410 (Input_file_argument::is_lib): Use type_.
6411 (Input_file_argument::is_searched_file): New function.
6412 (Input_file_argument::may_need_search): Handle is_searched_file.
6413 * options.cc (General_options::parse_library): Support -l:filename.
6414 (General_options::parse_just_symbols): Update for Input_file_argument
6416 (Command_line::process): Likewise.
6417 * archive.cc (Archive::get_file_and_offset): Likewise.
6418 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6419 * script.cc (read_script_file, script_add_file): Likewise.
6420 * fileread.cc (Input_file::Input_file): Likewise.
6421 (Input_file::will_search_for): Handle is_searched_file.
6422 (Input_file::open): Likewise.
6423 * readsyms.cc (Read_symbols::get_name): Likewise.
6424 * testsuite/Makefile.am (searched_file_test): New test.
6425 * testsuite/Makefile.in: Regenerate.
6426 * testsuite/searched_file_test.cc: New file.
6427 * testsuite/searched_file_test_lib.cc: New file.
6429 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6430 Ian Lance Taylor <iant@google.com>
6432 * descriptor.cc: Include <cstdio> and "binary-io.h".
6433 (Descriptors::open): Open the files in binary mode always.
6434 * script.cc (Lex::get_token): Treat \r as whitespace.
6436 2009-10-09 Ian Lance Taylor <iant@google.com>
6438 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6440 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6441 Ian Lance Taylor <iant@google.com>
6443 * configure.ac: Check for readv function also.
6444 * fileread.cc (readv): Define if not HAVE_READV.
6445 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6447 * config.in: Regenerate.
6448 * configure: Regenerate.
6450 2009-10-09 Doug Kwan <dougkwan@google.com>
6452 * layout.cc (Layout::make_output_section): Call target hook to make
6453 ordinary output section.
6454 (Layout::finalize): Adjust parameter list of call the
6455 Target::may_relax().
6456 * layout.h (class Layout::section_list): New method.
6457 * merge.h (Output_merge_base::entsize): Change visibility to public.
6458 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6460 (Output_merge_string::do_is_string): New method.
6461 * object.cc (Sized_relobj::do_setup): renamed from
6462 Sized_relobj::set_up.
6463 * object.h (Sized_relobj::adjust_shndx,
6464 Sized_relobj::initializ_input_to_output_maps,
6465 Sized_relobj::free_input_to_output_maps): Change visibilities to
6467 (Sized_relobj::setup): Virtualize.
6468 (Sized_relobj::do_setup): New method declaration.
6469 (Sized_relobj::invalidate_section_offset,
6470 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6471 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6472 * options.cc (parse_int): New function.
6473 * options.h (parse_int): New declaration.
6474 (DEFINE_int): New macro.
6475 (stub_group_size): New option.
6476 * output.cc (Output_section::Output_section): Initialize memebers
6477 merge_section_map_, merge_section_by_properties_map_,
6478 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6479 (Output_section::add_input_section): Handled deferred code-fill
6480 generation and remove an old comment.
6481 (Output_section::add_relaxed_input_section): New method definition.
6482 (Output_section::add_merge_input_section): Use merge section by
6483 properties map to speed to search. Update merge section maps
6485 (Output_section::build_relaxation_map): New method definition.
6486 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6488 (Output_section::relax_input_section): Renamed to
6489 Output_section::convert_input_sections_to_relaxed_sections and change
6490 interface to take a vector of pointers to relaxed sections.
6491 (Output_section::find_merge_section,
6492 Output_section::find_relaxed_input_section): New method definitions.
6493 (Output_section::is_input_address_mapped,
6494 Output_section::output_offset, Output_section::output_address):
6495 Use output section data maps to speed up searching.
6496 (Output_section::find_starting_output_address): Add comments.
6497 (Output_section::do_write,
6498 Output_section::write_to_postprocessing_buffer): Do code-fill
6499 generation as appropriate.
6500 (Output_section::get_input_sections): Invalidate relaxed input section
6502 (Output_section::restore_states): Adjust type of checkpoint .
6503 Invalidate relaxed input section map.
6504 * output.h (Output_merge_base): New class declaration.
6505 (Input_section_specifier): New class defintion.
6506 (class Output_relaxed_input_section) Change base class to
6507 Output_section_data_build.
6508 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6509 base class initializer.
6510 (Output_section::add_relaxed_input_section): New method declaration.
6511 (Output_section::Input_section): Change visibility to protected.
6512 (Output_section::Input_section::relobj,
6513 Output_section::Input_section::shndx): Handle relaxed input sections.
6514 Output_section::input_sections) Change visibility to protected. Also
6515 define overload to return a non-const pointer.
6516 (Output_section::Merge_section_properties): New class defintion.
6517 (Output_section::Merge_section_by_properties_map,
6518 Output_section::Output_section_data_by_input_section_map,
6519 Output_section::Relaxation_map): New types.
6520 (Output_section::relax_input_section): Rename method to
6521 Output_section::convert_input_sections_to_relaxed_sections and change
6522 interface to take a vector of relaxed section pointers.
6523 (Output_section::find_merge_section,
6524 Output_section::find_relaxed_input_section,
6525 Output_section::build_relaxation_map,
6526 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6527 New method declarations.
6528 (Output_section::merge_section_map_
6529 Output_section::merge_section_by_properties_map_,
6530 Output_section::relaxed_input_section_map_,
6531 Output_section::is_relaxed_input_section_map_valid_,
6532 Output_section::generate_code_fills_at_write_): New data members.
6533 * script-sections.cc
6534 (Output_section_element_input::set_section_addresses): Call
6535 current_data_size and addralign methods of relaxed input sections.
6536 (Orphan_output_section::set_section_addresses): Call current_data_size
6537 and addralign methods of relaxed input sections.
6538 * symtab.cc (Symbol_table::compute_final_value): Extract template
6539 from the body of Symbol_table::sized_finalize_symbol.
6540 (Symbol_table::sized_finalized_symbol): Call
6541 Symbol_table::compute_final_value.
6542 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6543 (Symbol_table::compute_final_value): New templated method declaration.
6544 * target.cc (Target::do_make_output_section): New method defintion.
6545 * target.h (Target::make_output_section): New method declaration.
6546 (Target::relax): Add more parameters for input objects, symbol table
6547 and layout. Adjust call to do_relax.
6548 (Target::do_make_output_section): New method declaration.
6549 (Target::do_relax): Add parameters for input objects, symbol table
6552 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6554 * pread.c: Include stdio.h.
6556 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6558 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6561 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6563 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6564 Change read_shndx type to unsigned int.
6565 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6567 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6568 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6569 Change read_shndx type to unsigned int.
6570 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6572 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6573 * layout.cc (Layout::create_symtab_sections): Cast the result of
6574 local_symcount * symsize to off_t in the gold_assert.
6576 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6578 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6579 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6581 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6582 (Arm_relocate_functions::thm_abs5): New function.
6583 (Arm_relocate_functions::abs12): New function.
6584 (Arm_relocate_functions::abs16): New function.
6585 (Arm_relocate_functions::base_abs): New function.
6586 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6587 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6588 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6590 (Scan::global): Likewise.
6591 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6592 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6593 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6594 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6597 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6599 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6600 (Arm_relocate_functions::movt_prel): New function.
6601 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6602 (Arm_relocate_functions::thm_movt_prel): New function.
6603 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6604 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6605 (Scan::global, Relocate::relocate): Likewise.
6606 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6608 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6610 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6611 Incremental_checker.
6612 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6614 (class Incremental_inputs_header): New class.
6615 (Incremental_inputs_header_writer): Edit comment.
6616 (Incremental_inputs_entry): New class.
6617 (Incremental_inputs_entry_writer): Edit comment.
6618 (Sized_incremental_binary::do_find_incremental_inputs_section):
6619 Add *strtab_shndx parameter, fill it.
6620 (Sized_incremental_binary::do_check_inputs): New method.
6621 (Incremental_checker::can_incrementally_link_output_file): Use
6622 Sized_incremental_binary::check_inputs.
6623 (Incremental_inputs::report_command_line): Save command line in
6626 (Incremental_binary::find_incremental_inputs_section): New
6628 (Incremental_binary::do_find_incremental_inputs_section): Add
6629 strtab_shndx parameter.
6630 (Incremental_binary::do_check_inputs): New pure virtual method.
6631 (Sized_incremental_binary::do_check_inputs): Declare.
6632 (Incremental_checker::Incremental_checker): Add incremental_inputs
6633 parameter, use it to initialize incremental_inputs_.
6634 (Incremental_checker::incremental_inputs_): New field.
6635 (Incremental_checker::command_line): New method.
6636 (Incremental_checker::inputs): New method.
6637 (Incremental_checker::command_line_): New field.
6639 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6641 * incremental.cc: Include <cstdarg> and "target-select.h".
6642 (vexplain_no_incremental): New function.
6643 (explain_no_incremental): New function.
6644 (Incremental_binary::error): New method.
6645 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6647 (make_sized_incremental_binary): New function.
6648 (open_incremental_binary): New function.
6649 (can_incrementally_link_file): Add checks if output is ELF and has
6651 * incremental.h: Include "elfcpp_file.h" and "output.h".
6652 (Incremental_binary): New class.
6653 (Sized_incremental_binary): New class.
6654 (open_incremental_binary): Declare.
6655 * object.cc (is_elf_object): Use
6656 elfcpp::Elf_recognizer::is_elf_file.
6657 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6658 * output.h (Output_file::filesize): New method.
6660 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6662 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6664 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6665 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6667 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6669 (Arm_relocate_functions::movw_abs_nc): New function.
6670 (Arm_relocate_functions::movt_abs): New function.
6671 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6672 (Arm_relocate_functions::thm_movt_abs): New function.
6673 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6674 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6675 (Scan::global): Likewise.
6676 (Relocate::relocate): Likewise.
6677 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6679 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6681 * arm.cc (Arm_relocate_functions::got_prel) New function.
6682 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6683 (Relocate::relocate): Likewise.
6684 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6686 2009-10-06 Ian Lance Taylor <iant@google.com>
6688 * options.h (class General_options): Define
6689 split_stack_adjust_size parameter.
6690 * object.h (class Object): Add uses_split_stack_ and
6691 has_no_split_stack_ fields. Add uses_split_stack and
6692 has_no_split_stack accessor functions. Declare
6693 handle_split_stack_section.
6694 (class Reloc_symbol_changes): Define.
6695 (class Sized_relobj): Define Function_offsets. Declare
6696 split_stack_adjust, split_stack_adjust_reltype, and
6698 * object.cc (Object::handle_split_stack_section): New function.
6699 (Sized_relobj::do_layout): Call handle_split_stack_section.
6700 * dynobj.cc (Sized_dynobj::do_layout): Call
6701 handle_split_stack_section.
6702 * reloc.cc (Sized_relobj::relocate_sections): Call
6703 split_stack_adjust for executable sections in split_stack
6704 objects. Pass reloc_map to relocate_section.
6705 (Sized_relobj::split_stack_adjust): New function.
6706 (Sized_relobj::split_stack_adjust_reltype): New function.
6707 (Sized_relobj::find_functions): New function.
6708 * target-reloc.h: Include "object.h".
6709 (relocate_section): Add reloc_symbol_changes parameter. Change
6711 * target.h (class Target): Add calls_non_split method. Declare
6712 do_calls_non_split virtual method. Declare match_view and
6714 * target.cc: Include "elfcpp.h".
6715 (Target::do_calls_non_split): New function.
6716 (Target::match_view): New function.
6717 (Target::set_view_to_nop): New function.
6718 * gold.cc (queue_middle_tasks): Give an error if mixing
6719 split-stack and non-split-stack objects with -r.
6720 * i386.cc (Target_i386::relocate_section): Add
6721 reloc_symbol_changes parameter.
6722 (Target_i386::do_calls_non_split): New function.
6723 * x86_64.cc (Target_x86_64::relocate_section): Add
6724 reloc_symbol_changes parameter.
6725 (Target_x86_64::do_calls_non_split): New function.
6726 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6728 * powerpc.cc (Target_powerpc::relocate_section): Add
6729 reloc_symbol_changes parameter.
6730 * sparc.cc (Target_sparc::relocate_section): Add
6731 reloc_symbol_changes parameter.
6732 * configure.ac: Call AM_CONDITIONAL for the default target.
6733 * configure: Rebuild.
6734 * testsuite/Makefile.am (TEST_AS): New variable.
6735 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6736 (check_DATA): Add split_i386 and split_x86_64 files.
6737 (SPLIT_DEFSYMS): Define.
6738 (split_i386_[1234n].o): New targets.
6739 (split_i386_[124]): New targets.
6740 (split_i386_[1234r].stdout): New targets.
6741 (split_x86_64_[1234n].o): New targets.
6742 (split_x86_64_[124]): New targets.
6743 (split_x86_64_[1234r].stdout): New targets.
6744 (MOSTLYCLEANFILES): Add new executables.
6745 * testsuite/split_i386.sh: New file.
6746 * testsuite/split_x86_64.sh: New file.
6747 * testsuite/split_i386_1.s: New file.
6748 * testsuite/split_i386_2.s: New file.
6749 * testsuite/split_i386_3.s: New file.
6750 * testsuite/split_i386_4.s: New file.
6751 * testsuite/split_i386_n.s: New file.
6752 * testsuite/split_x86_64_1.s: New file.
6753 * testsuite/split_x86_64_2.s: New file.
6754 * testsuite/split_x86_64_3.s: New file.
6755 * testsuite/split_x86_64_4.s: New file.
6756 * testsuite/split_x86_64_n.s: New file.
6757 * testsuite/testfile.cc (Target_test): Update relocation_section
6759 * testsuite/Makefile.in: Rebuild.
6761 2009-10-06 Ian Lance Taylor <iant@google.com>
6763 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6764 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6765 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6766 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6767 the address on ldo_addrs_.
6768 (Target_i386::Relocate::fix_up_ldo): New function.
6770 2009-10-06 Rafael Espindola <espindola@google.com>
6772 * plugin.cc (add_input_library): New.
6773 (Plugin::load): Add add_input_library to tv.
6774 (Plugin_manager::add_input_file): Add the is_lib argument.
6775 (add_input_file): Update call to Plugin_manager::add_input_file.
6776 (add_input_library): New.
6777 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6779 2009-09-30 Doug Kwan <dougkwan@google.com>
6781 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6782 symbol and call Symbol::may_need_copy_reloc to determine if
6783 a copy reloc is needed.
6784 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6785 nocopyreloc is given in command line.
6786 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6787 given in command line.
6788 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6789 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6790 of the removed Target_i386::may_need_copy_reloc.
6791 * options.h (copyreloc): New option with default value false.
6792 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6793 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6794 instead of the removed Target_powerpc::may_need_copy_reloc.
6795 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6796 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6797 instead of the removed Target_sparc::may_need_copy_reloc.
6798 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6799 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6800 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6801 instead of the removed Target_x86_64::may_need_copy_reloc.
6803 2009-09-30 Ian Lance Taylor <iant@google.com>
6805 * object.h (class Object): Remove target_ field, and target,
6806 sized_target, and set_target methods.
6807 (Object::sized_target): Remove.
6808 (class Sized_relobj): Update declarations. Remove sized_target.
6809 * object.cc (Sized_relobj::setup): Remove target parameter.
6811 (Input_objects::add_object): Don't do anything with the target.
6812 (make_elf_sized_object): Add punconfigured parameter. Change all
6813 callers. Set or test parameter target.
6814 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6816 * parameters.cc (Parameters::set_target): Change parameter type to
6818 (Parameters::default_target): Remove.
6819 (set_parameters_target): Change parameter type to be non-const.
6820 (parameters_force_valid_target): New function.
6821 (parameters_clear_target): New function.
6822 * parameters.h (class Parameters): Update declarations. Remove
6823 default_target method. Add sized_target and clear_target
6824 methods. Change target_ to be non-const.
6825 (set_parameters_target): Update declaration.
6826 (parameters_force_valid_target): Declare.
6827 (parameters_clear_target): Declare.
6828 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6829 as NULL if we aren't searching.
6830 (Add_symbols::run): Don't check for compatible target.
6831 * fileread.cc (Input_file::open_binary): Call
6832 parameters_force_valid_target.
6833 * gold.cc (queue_middle_tasks): Likewise.
6834 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6835 set_target on object.
6836 * dynobj.h (class Sized_dynobj): Update declarations.
6837 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6838 make_elf_object returns NULL.
6839 (Archive::include_member): Don't check whether object target is
6841 * output.cc (Output_section::add_input_section): Get target from
6843 (Output_section::relax_input_section): Likewise.
6844 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6846 (Sized_relobj::do_scan_relocs): Likewise.
6847 (Sized_relobj::relocate_sections): Likewise.
6848 * resolve.cc (Symbol_table::resolve): Likewise.
6849 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6850 parameter. Change all callers.
6851 (Symbol_table::add_from_object): Get target from parameters.
6852 (Symbol_table::add_from_relobj): Don't check object target.
6853 (Symbol_table::add_from_dynobj): Likewise.
6854 (Symbol_table::define_special_symbol): Get target from
6856 * symtab.h (class Symbol_table): Update declaration.
6857 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6858 parameter. Change all callers. Clear parameter target.
6859 (Binary_test): Test target here.
6860 * testsuite/object_unittest.cc (gold_testsuite): Remove
6861 target_test_pointer parameter. Change all callers.
6862 (Object_test): Test target here.
6864 2009-09-26 Ian Lance Taylor <iant@google.com>
6866 * testsuite/initpri1.c: Don't try to use constructor priorities if
6867 compiling with gcc before 4.3.
6869 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6871 * testsuite/retain_symbols_file_test.sh (check_present): Change
6872 output file name to retain_symbols_file_test.stdout.
6873 (check_absent): Likewise.
6875 2009-09-18 Craig Silverstein <csilvers@google.com>
6877 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6878 * options.cc: Include <cerrno> and <fstream>.
6879 (General_options::finalize): Parse -retain-symbols-file tag.
6880 * options.h: New flag.
6881 (General_options): New method should_retain_symbol, new
6882 variable symbols_to_retain.
6883 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6884 should_retain_symbol map.
6885 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6886 * testsuite/Makefile.in: Regenerate.
6887 * testsuite/retain_symbols_file_test.sh: New file.
6889 2009-09-18 Nick Clifton <nickc@redhat.com>
6891 * po/es.po: Updated Spanish translation.
6893 2009-09-17 Doug Kwan <dougkwan@google.com>
6895 * debug.h (DEBUG_RELAXATION): New constant.
6896 (DEBUG_ALL): Add DEBUG_RELAXATION.
6897 (debug_string_to_enum): Add relaxation debug option.
6899 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6900 Layout::Relaxation_debug_check::read_sections,
6901 Layout::Relaxation_debug_check::read_sections): New method definitions.
6902 (Layout::Layout): Initialize data members
6903 record_output_section_data_from_scrips_,
6904 script_output_section_data_list_ and relaxation_debug_check_.
6905 (Layout::save_segments, Layout::restore_segments,
6906 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6907 Layout::relaxation_loop_body): New method definitions.
6908 (Layout::finalize): Support relaxation. Move section layout code to
6909 Layout::relaxation_loop_body.
6910 (Layout::set_asection_address_from_script): Move code for orphan
6911 section placement out.
6912 (Layout::place_orphan_sections_in_script): New method definition.
6913 * layout.h (Output_segment_headers, Output_file_header):
6914 New forward class declarations.
6915 (Layout::~Layout): Define.
6916 (Layout::new_output_section_data_from_script): New method definition.
6917 (Layout::place_orphan_sections_in_script): New method declaration.
6918 (Layout::Segment_states): New type declaration.
6919 (Layout::save_segments, Layout::restore_segments,
6920 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6921 Layout::relaxation_loop_body): New method declarations.
6922 (Layout::Output_section_data_list): New type declaration.
6923 (Layout::Relaxation_debug_check): New class definition.
6924 (Layout::record_output_section_data_from_script_,
6925 Layout::script_output_section_data_list_, Layout::segment_states_,
6926 Layout::relaxation_debug_check_): New data members.
6927 * output.cc: (Output_section_headers::do_size): New method definition.
6928 (Output_section_headers::Output_section_headers): Move size
6929 computation to Output_section_headers::do_size.
6930 (Output_segment_headers::do_size): New method definition.
6931 (Output_file_header::Output_file_header): Move size computation to
6932 Output_file_header::do_size and call it.
6933 (Output_file_header::do_size): New method definition.
6934 (Output_data_group::Output_data_group): Adjust call to
6935 Output_section_data.
6936 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6937 (Output_symtab_xindex::do_write): Add array bound check.
6938 (Output_section::Input_section::print_to_mapfile): Handle
6939 RELAXED_INPUT_SECTION_CODE.
6940 (Output_section::Output_section): Initialize data member checkpoint_.
6941 (Output_section::~Output_section): Delete checkpoint object pointed
6943 (Output_section::add_input_section): Always add an Input_section if
6945 (Output_section::add_merge_input_section): Add assert.
6946 (Output_section::relax_input_section): New method definition.
6947 (Output_section::set_final_data_size): Set load address to zero for
6948 an unallocated section.
6949 (Output_section::do_address_and_file_offset_have_reset_values):
6950 New method definition.
6951 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6952 Handle relaxed input section.
6953 (Output_section::sort_attached_input_sections): Checkpoint input
6954 section list lazily.
6955 (Output_section::get_input_sections): Change type of input_sections to
6956 list of Simple_input_section pointers. Checkpoint input section list
6957 lazily. Also handle relaxed input sections.
6958 (Output_section::add_input_section_for_script): Take a reference to
6959 a Simple_input_section object instead of Relobj pointer and section
6960 index as parameter. Handle relaxed input sections.
6961 (Output_section::save_states, Output_section::restore_states): New
6963 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6964 (Output_data::is_data_size_fixed): New method definition.
6965 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6967 (Output_data::address_and_file_offset_have_reset_values): New method
6969 (Output_data::do_address_and_file_offset_have_reset_values): New method
6971 (Output_data::set_data_size): Check that data size is not fixed.
6972 (Output_data::fix_data_size): New method definition.
6973 (Output_data::is_data_size_fixed_): New data member.
6974 (Output_section_headers::set_final_data_size): New method definition.
6975 (Output_section_headers::do_size): New method declaration.
6976 (Output_segment_headers::set_final_data_size): New method definition.
6977 (Output_segment_headers::do_size): New method declaration.
6978 (Output_file_header::set_final_data_size)::New method definition.
6979 (Output_file_header::do_size)::New method declaration.
6980 (Output_section_data::Output_section_data): Add new parameter
6981 is_data_size_fixed and use it to fix data size.
6982 (Output_data_const::Output_data_const): Adjust call to base class
6983 constructor and fix data size.
6984 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6985 base class constructor and fix data size.
6986 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6987 base class constructor and fix data size.
6988 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6989 class constructor and fix data size.
6990 (Output_data_group::set_final_data_size): New method definition.
6991 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6992 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6993 class constructor and fix data size.
6994 (Output_relaxed_input_section): New class definition.
6995 (Output_section::Simple_input_section): New class definition.
6996 (Output_section::get_input_sections): Adjust parameter list.
6997 (Output_section::add_input_section_for_script): Same.
6998 (Output_section::save_states, Output_section::restore_states,
6999 Output_section::do_address_and_file_offset_have_reset_values,
7000 (Output_section::Input_section::Input_section): Handle
7001 RELAXED_INPUT_SECTION_CODE. Add new overload for
7002 Output_relaxed_input_section.
7003 (Output_section::Input_section::is_input_section,
7004 Output_section::Input_section::set_output_section): Handle relaxed
7006 (Output_section::Input_section::is_relaxed_input_section,
7007 Output_section::Input_section::output_section_data,
7008 Output_section::Input_section::relaxed_input_section): New method
7010 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7012 (Output_section::Input_section::u1_): Update comments.
7013 (Output_section::Input_section::u2_): Add new union member poris.
7014 (Output_section::Checkpoint_output_section): New classs definition.
7015 (Output_section::relax_input_section): New method declaration.
7016 (Output_section::checkpoint_): New data member.
7017 (Output_segment): Update comments.
7018 (Output_segment::Output_segment): Un-privatize copy constructor.
7019 (Output_segment::operator=): Un-privatize.
7020 * script-sections.cc (Output_section_element::Input_section_list):
7021 Change element type to Output_section::Simple_input_section.
7022 (Output_section_element_dot_assignment::set_section_addresses):
7023 Register output section data for relaxation clean up.
7024 (Output_data_exression::Output_data_expression): Adjust call to base
7025 constructor to fix data size.
7026 (Output_section_element_data::set_section_addresses): Register
7027 Output_data_expression object for relaxation clean up.
7028 (struct Input_section_info): Replace Relobj pointer and section index
7029 pair with Output_section::Simple_input_section and Convert struct to a
7031 (Input_section_sorter::operator()): Adjust access to
7032 Input_section_info data member to use accessors.
7033 (Output_section_element_input::set_section_addresses): Use layout
7034 parameter. Adjust code to use Output_section::Simple_input_section
7035 and Input_secction_info classes. Register filler for relaxation
7037 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7038 and section index pair with Output_section::Simple_input_section
7039 class. Adjust code accordingly.
7040 (Phdrs_element::release_segment): New method definition.
7041 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7043 (Script_sections::release_segments): New method definition.
7044 * gold/script-sections.h (Script_sections::release_segments): New
7046 * gold/target.h (Target::may_relax, Target::relax,
7047 Target::do_may_relax, Target::do_relax): New method definitions.
7049 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7051 * arm.cc (has_signed_unsigned_overflow): New function.
7052 (Arm_relocate_functions::abs8): New function.
7053 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7054 (Target_arm::Scan::global): Likewise.
7055 (Target_arm::relocate::relocate): Likewise.
7056 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7059 2009-09-16 Cary Coutant <ccoutant@google.com>
7061 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7062 * testsuite/Makefile.in: Regenerate.
7064 2009-09-11 Nick Clifton <nickc@redhat.com>
7066 * po/gold.pot: Updated by the Translation project.
7068 2009-09-08 Cary Coutant <ccoutant@google.com>
7070 * output.cc (Output_file::open): Add execute permission to empty file.
7071 * testsuite/Makefile.am (permission_test): New test.
7072 * testsuite/Makefile.in: Regenerate.
7074 2009-09-02 Ian Lance Taylor <iant@google.com>
7076 * output.cc (Output_file::resize): Call map_no_anonymous rather
7079 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7081 * gold.cc: Include "incremental.h".
7082 (queue_initial_tasks): Call Incremental_checker methods.
7083 * incremental.cc: Include "output.h".
7084 (Incremental_checker::can_incrementally_link_output_file): New
7086 * incremental.h (Incremental_checker): New class.
7088 * output.cc (Output_file::open_for_modification): New method.
7089 (Output_file::map_anonymous): Changed return type to bool. Record
7091 (Output_file::map_no_anonymous): New method, broken out of map.
7092 (Output_file::map): Use map_no_anonymous and map_anonymous.
7093 * output.h (class Output_file): Update declarations.
7095 2009-08-24 Cary Coutant <ccoutant@google.com>
7097 * options.h (Command_line::Pre_options): New class.
7098 (Command_line::pre_options): New member.
7099 * options.cc (gold::options::ready_to_register): New variable.
7100 (One_option::register_option): Do nothing if not registering options.
7101 Assert if same short option registered twice.
7102 (General_options::General_options): Turn off option registration when
7104 (Command_line::Pre_options::Pre_options): New constructor.
7106 2009-08-24 Cary Coutant <ccoutant@google.com>
7108 * options.h (General_options::no_keep_memory): Remove incorrect
7111 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7113 * Makefile.am (am__skiplex, am__skipyacc): New.
7114 * Makefile.in: Regenerate.
7116 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7118 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7119 (INCLUDES): ... this.
7120 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7121 (AM_CPPFLAGS): Renamed from ...
7122 (INCLUDE): ... this.
7123 * Makefile.in, testsuite/Makefile.in: Regenerate.
7125 * Makefile.in: Regenerate.
7126 * aclocal.m4: Likewise.
7127 * config.in: Likewise.
7128 * configure: Likewise.
7129 * testsuite/Makefile.in: Likewise.
7131 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7132 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7133 * Makefile.in: Regenerate.
7134 * testsuite/Makefile.in: Regenerate.
7136 2009-08-19 Cary Coutant <ccoutant@google.com>
7138 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7139 symbols in shared libraries overridden by hidden or internal symbols
7140 in the main program.
7142 2009-08-19 Chris Demetriou <cgd@google.com>
7144 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7145 checking source file names in error messages.
7147 2009-08-18 Doug Kwan <dougkwan@google.com>
7149 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7150 an elcpp::Ehdr as parameter. Adjust call to set_target.
7151 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7152 an elfcpp::Ehdr as parameter.
7153 * object.cc (Object::set_target): Remove the version that looks up
7154 a target and sets it.
7155 (Sized_relobj::setup): Take a Target object instead of
7156 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7157 (make_elf_sized_object): Find target and ask target to
7159 * object.h: (Object::set_target): Remove the version that looks up
7160 a target and sets it.
7161 (Sized_relobj::setup): Take a Target object instead of
7162 an elfcpp:Ehdr as parameter.
7163 * target.cc: Include dynobj.h.
7164 (Target::do_make_elf_object_implementation): New.
7165 (Target::do_make_elf_object): New.
7166 * target.h (Target::make_elf_object): New template declaration.
7167 (Target::do_make_elf_object): New method declarations.
7168 (Target::do_make_elf_object_implementation): New template declaration.
7170 2009-08-14 Ian Lance Taylor <iant@google.com>
7172 * gold.h (FUNCTION_NAME): Define.
7173 (gold_unreachable): Use FUNCTION_NAME.
7175 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7177 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7178 symbol in the --keep-unique list is not found.
7180 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7182 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7183 been maked as --keep-unique.
7184 (Icf::unfold_section): New function.
7185 * icf.h (Icf::unfold_section): New function.
7186 * options.h (General_options::keep_unique): New option.
7187 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7188 * testsuite/Makefile.in: Regenerate.
7189 * testsuite/icf_keep_unique_test.sh: New file.
7190 * testsuite/icf_keep_unique_test.cc: New file.
7192 2009-08-12 Cary Coutant <ccoutant@google.com>
7195 * resolve.cc (Symbol_table::resolve): Check for references from
7196 dynamic objects to hidden and internal symbols.
7197 * testsuite/Makefile.am (hidden_test.sh): New test.
7198 * testsuite/Makefile.in: Regenerate.
7199 * testsuite/hidden_test.sh: New script.
7200 * testsuite/hidden_test_1.c: New test source.
7201 * testsuite/hidden_test_main.c: New test source.
7203 2009-08-11 Doug Kwan <dougkwan@google.com>
7205 * arm.cc: Update comments.
7206 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7207 segment to locate the .ARM.exidx section if present.
7209 2009-08-09 Doug Kwan <dougkwan@google.com>
7211 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7214 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7215 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7218 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7220 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7221 valid tls_segment only for non-debug-section relocations.
7222 * testsuite/Makefile.am: Add gc_tls_test.
7223 * testsuite/Makefile.in: Regenerate.
7224 * testsuite/gc_tls_test.cc: New file.
7225 * testsuite/gc_tls_test.sh: New file.
7227 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7231 * Makefile.am (CCFILES): Add icf.cc.
7233 * Makefile.in: Regenerate.
7234 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7235 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7236 section, symbol and addend information for the relocs.
7237 * gold.cc (queue_middle_tasks): Call identical code folding.
7238 * gold.h: Add defines for multimap.
7239 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7240 to the call of finalize_local_symbols.
7241 * main.cc (main): Create object of class Icf.
7242 * object.cc (Sized_relobj::do_layout): Allow this function to be
7243 called twice during icf.
7244 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7245 to sections marked as identical by icf.
7246 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7248 (Sized_relobj::do_section_entsize): New function.
7249 * object.h (Object::section_entsize): New function.
7250 (Object::do_section_entsize): New pure virtual function.
7251 (Relobj::finalize_local_symbols): Add new parameter.
7252 (Relobj::do_section_entsize): New function.
7253 * options.h (General_options::icf): New option.
7254 (General_options::icf_iterations): New option.
7255 (General_options::print_icf_sections): New option.
7256 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7257 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7258 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7260 * symtab.cc (Symbol_table::is_section_folded): New function.
7261 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7262 to sections marked as identical by icf.
7263 * symtab.h (Symbol_table::set_icf): New function.
7264 (Symbol_table::icf): New function.
7265 (Symbol_table::is_section_folded): New function.
7266 (Symbol_table::icf_): New data member.
7267 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7268 * testsuite/Makefile.am: Add commands to build icf_test.
7269 * testsuite/Makefile.in: Regenerate.
7270 * testsuite/icf_test.sh: New file.
7271 * testsuite/icf_test.cc: New file.
7273 2009-07-24 Chris Demetriou <cgd@google.com>
7275 * layout.cc (is_compressible_debug_section): Fix incorrect
7276 comment about compressed section names.
7278 2009-07-20 Ian Lance Taylor <ian@airs.com>
7281 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7283 2009-07-16 Ian Lance Taylor <iant@google.com>
7286 * layout.h: #include <map>.
7287 (class Kept_section): Change from struct to class. Add accessors
7288 and setters. Add section size to Comdat_group mapping. Change
7289 Comdat_group to std::map. Add is_comdat_ field. Add
7290 linkonce_size field in union.
7291 (class Layout): Update declaration of find_or_add_kept_section.
7292 Don't declare find_kept_object.
7293 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7294 parameter. Add object, shndx, is_comdat, and is_group_name
7295 parameters. Change all callers. Adjust for new Kept_section.
7296 (Layout::find_kept_object): Remove.
7297 * object.cc (Sized_relobj::include_section_group): Update use of
7298 Kept_section. Rename secnum to shndx. Only record
7299 Kept_comdat_section if sections are the same size.
7300 (Sized_relobj::include_linkonce_section): Update use of
7301 Kept_section. Only record Kept_comdat_section if sections are the
7302 same size. Set size of linkonce section.
7303 (Sized_relobj::map_to_kept_section): Update call to
7304 get_kept_comdat_section.
7305 * object.h (class Sized_relobj): Rename fields in
7306 Kept_comdat_section to drop trailing underscores; change object
7307 field to Relobj*. Change Kept_comdat_section_table to store
7308 struct rather than pointer.
7309 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7310 Add kept_object and kept_shndx parameters. Change all callers.
7311 (Sized_relobj::get_kept_comdat_section): Change return type to
7312 bool. Add kept_object and kept_shndx parameters. Change all
7314 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7315 Layout::find_or_add_kept_section.
7317 2009-07-09 Ian Lance Taylor <iant@google.com>
7319 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7320 Reserve space in the hash table.
7322 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7324 * fileread.cc (File_read::get_mtime): New method.
7325 * fileread.h (Timespec): New structure.
7326 (File_read::get_mtime): New method.
7327 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7328 Renamed from timestamp_nsec.
7329 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7331 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7333 (Incremental_inputs::report_archive): Save mtime; style fix.
7334 (Incremental_inputs::report_obejct): Save mtime; style fix.
7335 (Incremental_inputs::report_script): Save mtime; style fix.
7336 (Incremental_inputs::finalize_inputs): Style fix.
7337 (Incremental_inputs::finalize): Style fix.
7338 (Incremental_inputs::create_input_section_data): Store inputs
7340 * incremental.h (Incremental_inputs::report_script): Add mtime
7342 (Incremental_inputs::Input_info::Input_info): Intialize only one
7344 (Incremental_inputs::Input_info::archive): Move to nameless
7346 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7347 (Incremental_inputs::Input_info::script): Move to nameless union.
7348 (Incremental_inputs::mtime): New field.
7349 * script.cc (read_input_script): Pass file mtime to
7351 * script.h (Script_info::inputs): Style fix.
7353 2009-07-01 Ian Lance Taylor <ian@airs.com>
7355 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7358 2009-06-24 Ian Lance Taylor <iant@google.com>
7361 * layout.cc (Layout::choose_output_section): If we find an
7362 existing section, update the flags.
7363 (Layout::create_notes): New function, broken out of
7365 (Layout::finalize): Don't create note sections.
7366 (Layout::create_note): Don't crash if linker script discards
7368 (Layout::create_gold_note): Likewise.
7369 (Layout::create_build_id): Likewise. Don't set
7370 after_input_sections on the section.
7371 (Layout::create_executable_stack_info): Remove target parameter.
7373 * layout.h (class Layout): Declare create_notes. Update
7374 declaration of create_executable_stack_info.
7375 * gold.cc (queue_middle_tasks): Call create_notes.
7376 * output.cc (Output_section::update_flags_for_input_section): Move
7377 here from output.h. If SHF_ALLOC flag is newly set, mark address
7379 * output.h (Output_data::mark_address_invalid): New function.
7380 (class Output_section): Only declare, not define,
7381 update_flags_for_input_section. Remove set_flags.
7383 2009-06-24 Ian Lance Taylor <iant@google.com>
7385 * script-sections.cc (Output_section_definition::
7386 set_section_addresses): Rename shadowing local load_address to
7389 2009-06-24 Ian Lance Taylor <iant@google.com>
7392 * reloc.cc (relocate_sections): Skip empty relocation sections.
7394 2009-06-23 Ian Lance Taylor <iant@google.com>
7397 * layout.cc (Layout::create_note): Use choose_output_section
7398 rather than make_output_section.
7400 2009-06-23 Ian Lance Taylor <iant@google.com>
7403 * options.cc (General_options::parse_V): Set printed_version_.
7404 (General_options::General_options): Initialize printed_version_.
7405 * options.h (class General_options): Add printed_version_ field.
7406 * gold.cc (queue_initial_tasks): If there are no input files,
7407 don't give a fatal error if we printed the version information.
7408 (queue_middle_tasks): If using -r with a shared object, give a
7409 fatal error rather than an ordinary error.
7411 2009-06-23 Ian Lance Taylor <iant@google.com>
7414 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7415 (Layout::make_output_section): Set have_stabstr_section_ if we see
7416 a .stab*str section.
7417 (Layout::finalize): Call link_stabs_sections.
7418 (Layout::link_stabs_sections): New file.
7419 * layout.h (class Layout): Add have_stabstr_section_ field.
7420 Declare link_stabs_sections.
7422 2009-06-23 Doug Kwan <dougkwan@google.com>
7424 * Makefile.am (libgold_a_LIBADD): New.
7425 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7426 * Makefile.in: Regenerate.
7427 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7428 * configure: Regenerate.
7429 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7430 * fileread.cc: Include sys/state.h
7431 * gold.h: Declare memmem and strndup if found missing.
7432 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7434 2009-06-23 Ian Lance Taylor <iant@google.com>
7436 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7437 * configure: Rebuild.
7439 2009-06-23 Ian Lance Taylor <iant@google.com>
7442 * object.cc (Object::section_contents): Don't try to get a view if
7443 the section has length zero.
7444 (Object::handle_gnu_warning_section): If the section is empty, use
7445 the name of the section as the warning.
7447 2009-06-23 Ian Lance Taylor <iant@google.com>
7450 * stringpool.h (class Stringpool_template): Add optimize_ field.
7451 (Stringpool_template::set_optimize): New function.
7452 * stringpool.cc (Stringpool_template::Stringpool_template):
7453 Initialize optimize_ field.
7454 (Stringpool_template::set_string_offsets): Test local optimize
7455 fild rather than parameter.
7456 * layout.cc (Layout::Layout): Call set_optimize on the section
7459 2009-06-22 Ian Lance Taylor <iant@google.com>
7462 * yyscript.y: Parse TARGET.
7463 * script.cc (script_set_target): New function.
7464 * script-c.h (script_set_target): Declare.
7465 * options.cc (General_options::string_to_object_format): Rename
7466 from string_to_object_format in anonymous namespace. Change
7468 * options.h (class General_options): Declare
7469 string_to_object_format.
7471 2009-06-22 Ian Lance Taylor <iant@google.com>
7473 * script-sections.cc (Script_sections::create_segments): Don't put
7474 program headers in a PT_LOAD segment if -n or -N.
7476 2009-06-22 Ian Lance Taylor <iant@google.com>
7479 * options.h (class General_options): Add -z lazy and -z now. Sort
7480 -z options into alphabetical order.
7481 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7483 2009-06-21 Ian Lance Taylor <iant@google.com>
7485 * layout.cc (Layout::make_output_section): Call
7486 Target::new_output_section.
7487 (Layout::attach_allocated_section_to_segment): Put large section
7488 sections in a separate load segment with the large segment flag
7490 (Layout::segment_precedes): Sort large data segments after other
7492 (align_file_offset): New static function.
7493 (Layout::set_segment_offsets): Use align_file_offset.
7494 * output.h (class Output_section): Add is_small_section_ and
7495 is_large_section_ fields.
7496 (Output_section::is_small_section): New function.
7497 (Output_section::set_is_small_section): New function.
7498 (Output_section::is_large_section): New function.
7499 (Output_section::set_is_large_section): New function.
7500 (Output_section::is_large_data_section): New function.
7501 (class Output_segment): Add is_large_data_segment_ field.
7502 (Output_segment::is_large_data_segment): New function.
7503 (Output_segment::set_is_large_data_segment): New function.
7504 * output.cc (Output_section::Output_section): Initialize new
7506 (Output_segment::Output_segment): Likewise.
7507 (Output_segment::add_output_section): Add assertion that large
7508 data sections always go in large data segments. Force small data
7509 sections to the end of the list of data sections. Force small BSS
7510 sections to the start of the list of BSS sections. For large BSS
7511 sections to the end of the list of BSS sections.
7512 * symtab.h (class Symbol): Declare is_common_shndx.
7513 (Symbol::is_defined): Check Symbol::is_common_shndx.
7514 (Symbol::is_common): Likewise.
7515 (class Symbol_table): Define enum Commons_section_type. Update
7516 declarations. Add small_commons_ and large_commons_ fields.
7517 * symtab.cc (Symbol::is_common_shndx): New function.
7518 (Symbol_table::Symbol_table): Initialize new fields.
7519 (Symbol_table::add_from_object): Put small and large common
7520 symbols in the right list.
7521 (Symbol_table::sized_finalized_symbol): Check
7522 Symbol::is_common_shndx.
7523 (Symbol_table::sized_write_globals): Likewise.
7524 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7525 common symbol lists. Don't call do_allocate_commons_list if the
7527 (Symbol_table::do_allocate_commons_list): Remove is_tls
7528 parameter. Add comons_section_type parameter. Change all
7529 callers. Handle small and large common symbols.
7530 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7531 Symbol::is_common_shndx.
7532 * resolve.cc (symbol_to_bits): Likewise.
7533 * target.h (Target::small_common_shndx): New function.
7534 (Target::small_common_section_flags): New function.
7535 (Target::large_common_shndx): New function.
7536 (Target::large_common_section_flags): New function.
7537 (Target::new_output_section): New function.
7538 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7539 small_common_section_flags, and large_common_section_flags
7541 (Target::do_new_output_section): New virtual function.
7542 * arm.cc (Target_arm::arm_info): Initialize new fields.
7543 * i386.cc (Target_i386::i386_info): Likewise.
7544 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7546 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7547 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7548 (Target_x86_64::do_new_output_section): New function.
7549 * configure.ac: Define conditional MCMODEL_MEDIUM.
7550 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7551 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7552 (large_LDFLAGS): Define.
7553 * testsuite/large.c: New file.
7554 * testsuite/testfile.cc (Target_test::test_target_info):
7555 Initialize new fields.
7556 * configure, testsuite/Makefile.in: Rebuild.
7558 2009-06-05 Doug Kwan <dougkwan@google.com>
7560 * Makefile.am (CCFILES): Add target.cc.
7561 * Makefile.in: Regenerate.
7562 * i386.cc (class Target_i386): Define new virtual method to
7563 override do_is_local_label_name in parent.
7564 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7565 local symbols if --discard-locals or -X is given.
7566 * options.h (class General_options): Declare new options
7567 '--discard-locals' and '-X' for discarding locals.
7568 * target.h (class Target): Define new methods is_local_label_name.
7569 Declare new virtual method do_is_local_label_name.
7570 * target.cc: New file.
7571 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7572 (check_SCRIPTS): Add discard_locals_test.sh.
7573 (check_DATA): Add discard_local_tests.syms.
7574 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7575 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7576 * testsuite/Makefile.in: Regenerate.
7577 * testsuite/discard_locals_test.c: New file.
7578 * testsuite/discard_locals_test.sh: Same.
7580 2009-06-05 Doug Kwan <dougkwan@google.com>
7582 * object.cc (Sized_relobj::Sized_relobj): Initialize
7583 discarded_eh_frame_shndx_ to -1U.
7584 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7586 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7587 a discarded .eh_frame section.
7588 (Sized_relobj::do_finalize_local_symbols): Ditto.
7589 * object.h (class Sized_relobj): Declare new member
7590 discarded_eh_frame_shndx_.
7591 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7592 (local_labels_test.o, local_labels_test): New rules.
7593 * testsuite/Makefile.in: Regenerate.
7595 2009-06-04 Doug Kwan <dougkwan@google.com>
7597 * layout.cc (Layout::section_name_mapping): Add mapping for
7598 special ARM sections.
7600 2009-06-03 Doug Kwan <dougkwan@google.com>
7602 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7603 (utils::has_overflow): Same.
7605 2009-06-03 Ian Lance Taylor <iant@google.com>
7607 * layout.cc (Layout::section_name_mapping): New array, replacing
7608 Layout::linkonce_mapping.
7609 (Layout::section_name_mapping_count): New variable, replacing
7610 Layout::linkonce_mapping_count.
7611 (Layout::linkonce_output_name): Remove.
7612 (Layout::output_section_name): Rewrite.
7613 * layout.h (class Layout): Rename Linkonce_mapping to
7614 Section_name_mapping, linkonce_mapping to section_name_mapping,
7615 linkonce_mapping_count to section_name_mapping_count. Don't
7616 declare linkonce_output_name.
7618 2009-06-03 Doug Kwan <dougkwan@google.com>
7620 * gold/arm.cc (namespace utils): New.
7621 (Target_arm::reloc_is_non_pic): Define new method.
7622 (class Arm_relocate_functions): New.
7623 (Target_arm::Relocate::relocate): Handle relocation types used by
7626 2009-06-03 Ian Lance Taylor <iant@google.com>
7628 * arm.cc (Target_arm::scan::global): Use || instead of |.
7630 2009-06-02 Doug Kwan <dougkwan@google.com>
7632 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7633 issued_non_pic_error_.
7634 (class Target_arm::Scan): Declare new method check_non_pic.
7635 Define new method symbol_needs_plt_entry.
7636 Declare new data member issued_non_pic_error_.
7637 (class Target_arm::Relocate): Declare new method
7638 should_apply_static_reloc.
7639 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7640 (Target_arm::Scan::check_non_pic): Define new method.
7641 (Target_arm::Scan::local): Handle a small subset of reloc types used
7643 (Target_arm::Scan::local): Same.
7644 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7646 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7648 * incremental.cc (Incremental_inputs::report_command_line): Filter
7649 out --incremental-* options.
7651 2009-05-29 Doug Kwan <dougkwan@google.com>
7653 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7655 (class Target_arm): Update comment.
7656 (Target_arm::Target_arm): Initialize new data members GOT_,
7657 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7658 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7659 and Target_arm::rel_dyn_section.
7660 Declare new_enum Target_arm::Got_type.
7661 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7663 Update commments for member do_dynsym_value.
7664 (Target_arm::got_size, Target_arm::plt_section,
7665 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7666 new methods inside class defintion.
7667 (Target_arm::got_section): Define new method.
7668 (Target_arm::rel_dyn_section): Same.
7669 (Output_data_plt_arm): New template class.
7670 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7671 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7672 (Output_data_plt_arm::add_entry): Same.
7673 (Output_data_plt_arm::first_plt_entry): Define new
7674 static data member for PLT instruction template.
7675 (Output_data_plt_arm::plt_entry): Same.
7676 (Output_data_plt_arm::do_write): Define new method.
7677 (Target_arm::make_plt_entry): Same.
7678 (Target_arm::do_finalize_sections): Same.
7679 (Target_arm::do_dynsym_value): Same.
7681 2009-05-28 Doug Kwan <dougkwan@google.com>
7683 * Makefile.am (TARGETSOURCES): Add arm.cc.
7684 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7685 * Makefile.in: Regenerate.
7687 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7689 2009-05-26 Doug Kwan <dougkwan@google.com>
7691 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7692 (General_options::check_excluded_libs): Strip off directories in
7693 archive name before matching like GNU ld does.
7694 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7695 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7696 (exclude_libs_test_LDFLAGS): Add linker option
7697 -Wl,--exclude-libs,libexclude_libs_test_3
7698 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7699 an explicit archive without using -l.
7700 (alt/libexclude_libs_test_3.a): New make rule.
7701 * testsuite/Makefile.in: Regenerate.
7702 * testsuite/exclude_libs_test.c : Declare lib3_default().
7704 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7705 * exclude_libs_test_3.c: New file.
7707 2009-05-26 Nick Clifton <nickc@redhat.com>
7709 * po/id.po: New Indonesian translation.
7710 * po/gold.pot: Updated template file.
7712 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7714 * testsuite/Makefile.am: Add -ffunction-sections to compile
7715 gc_comdat_test files. Add -Wl,--gc-sections to build
7717 * testsuite/Makefile.in: Regenerate.
7718 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7720 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7722 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7723 kept comdat section was garbage collected.
7724 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7725 * testsuite/Makefile.in: Regenerate.
7726 * testsuite/gc_comdat_test.sh: New file.
7727 * testsuite/gc_comdat_test_1.cc: New file.
7728 * testsuite/gc_comdat_test_2.cc: New file.
7730 2009-05-19 Doug Kwan <dougkwan@google.com>
7732 * archive.cc (Archive::Archive): Move constructor from archive.h
7733 to here. Initialize no_export_.
7734 (Archive::get_elf_object_for_member): Set no_export flag of object.
7735 * archive.h (Archive::Archive): Move constructor body to
7737 (Archive::no_export): New method.
7738 (Archive::no_export_): New field.
7739 * object.h (Object::Object): Initialize no_export_ to false.
7740 (Object::no_export, Object::set_no_export): New methods.
7741 (Object::no_export_): New field.
7742 * options.cc (General_options::parse_exclude_libs): New method.
7743 (General_options::check_excluded_libs) Same.
7744 * options.h (exclude_libs): New option.
7745 (General_options::check_excluded_libs): New method declaration.
7746 (General_options::excluded_libs_): New field.
7747 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7748 default or protected visibility if an object has no-export flag set.
7749 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7750 (check_SCRIPTS): Add exclude_libs_test.sh.
7751 (check_DATA): Add exclude_libs_test.syms.
7752 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7753 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7754 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7755 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7756 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7757 libexclude_libs_test_2.a): New rules.
7758 * testsuite/Makefile.in: Regenerate.
7759 * testsuite/exclude_libs_test.c: New file.
7760 * testsuite/exclude_libs_test.sh: Ditto.
7761 * testsuite/exclude_libs_test_1.c: Ditto.
7762 * testsuite/exclude_libs_test_2.c: Ditto.
7764 2009-05-15 Ian Lance Taylor <iant@google.com>
7766 * configure.ac: Check for declarations for cases where libiberty.h
7767 checks HAVE_DECL_xxx.
7768 * configure, config.in: Rebuild.
7770 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7772 * gold.h (Incremental_argument_list): Remove (invalid) forward
7774 * incremental.cc (Incremental_inputs::report_achive): New method.
7775 (Incremental_inputs::report_object): New method.
7776 (Incremental_inputs::report_script): New method.
7777 (Incremental_inputs::finalize_inputs): New method.
7778 (Incremental_inputs::finalize): Call finalize_inputs().
7779 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7780 Create inputs entries.
7781 * incremental.h (Incremental_input_type): New enum.
7782 (Incremental_inputs::Incremental_input): Initialize new fields.
7783 (Incremental_inputs::report_inputs): New method.
7784 (Incremental_inputs::report_achive): New method.
7785 (Incremental_inputs::report_object): New method.
7786 (Incremental_inputs::report_script): New method.
7787 (Incremental_inputs::finalize_inputs): New method.
7788 (Incremental_inputs::Input_info): New struct.
7789 (Incremental_inputs::Input_info_map): New typedef.
7790 (Incremental_inputs::lock_): New field.
7791 (Incremental_inputs::Inputs_): New field.
7792 (Incremental_inputs::Inputs_map): New field.
7793 * main.cc (main): Call Incremental_input::report_inputs.
7794 * options.h (Input_argument_list): Typedef moved from
7796 (Input_file_group::Files): Remove, use ::Input_argument_list.
7797 (Input_file_group::Input_argument_list): Remove, use
7798 ::Input_argument_list.
7799 * plugin.cc (Plugin_manager::add_input_file): Add error in
7801 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7803 * script.cc (read_input_script): Call
7804 Incremental_input::report_script.
7805 * script.h (Script_info): New class.
7807 2009-04-27 Ian Lance Taylor <iant@google.com>
7809 * x86_64.cc (do_adjust_output_section): Set entsize to
7812 2009-04-23 Elliott Hughes <enh@google.com>
7814 * output.cc (Output_file::close): After short writes, continue
7815 writing from the correct offset in the buffer being written.
7817 2009-04-23 Chris Demetriou <cgd@google.com>
7819 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7820 * configure: Regenerate.
7821 * config.in: Regenerate.
7822 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7823 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7825 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7827 * incremental.cc (Incremental_inputs_header_data): Renamed from
7828 Incremental_input_header_data.
7829 (Incremental_inputs_header_data::data_size): New field.
7830 (Incremental_inputs_header_data::put_input_file_count): Renamed
7831 from input_file_count.
7832 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7833 from command_line_offset.
7834 (Incremental_inputs_header_data::put_reserved): Renamed from
7836 (Incremental_inputs_entry_data): Renamed from
7837 Incremental_input_entry_data.
7838 (Incremental_inputs_entry_data::data_size): New field.
7839 (Incremental_inputs::report_command_line): New method.
7840 (Incremental_inputs::finalize): New method.
7841 (Incremental_inputs::create_incremental_inputs_data): New method.
7842 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7843 * incremental.h: New file.
7844 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7845 (Layout::finalize): Create incremental inputs section in
7847 (Layout::create_incremental_info_sections): New method.
7848 * layout.h (Layout::incremental_inputs): New method.
7849 (Layout::create_incremental_info_sections): New method.
7850 (Layout::incremental_inputs_): New field.
7851 * main.cc (main): Notify Incremental_input of the command line.
7853 2009-04-01 Ian Lance Taylor <iant@google.com>
7854 Mikolaj Zalewski <mikolajz@google.com>
7856 * gold.h (reserve_unordered_map): Define, three versions, one for
7857 each version of Unordered_map.
7858 * layout.cc (Layout::Layout): Remove options parameter. Add
7859 number_of_input_files parameter. Don't initialize options_.
7860 Initialize number_of_input_files_ and resized_signatures_. Move
7861 sections_are_attached_.
7862 (Layout::layout_group): Reserve space for group_signatures_.
7863 (Layout::find_or_add_kept_section): Change name parameter to be a
7864 reference. Resize signatures_ map when it gets large enough.
7865 (Layout::layout_eh_frame): Use parameters->options() instead of
7867 (Layout::make_output_section): Likewise.
7868 (Layout::attach_allocated_section_to_segment): Likewise.
7869 (Layout::finalize, Layout::create_executable_stack): Likewise.
7870 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7871 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7872 * layout.h (class Layout): Update declarations. Remove options_
7873 field. Add number_of_input_files_ and resized_signatures_
7874 fields. Move sections_are_attached_ field.
7875 * main.cc (main): Pass number of input files to Layout
7876 constructor. Don't pass options.
7878 2009-03-30 Ian Lance Taylor <iant@google.com>
7880 * ffsll.c (ffsll): Correct implementation.
7882 2009-03-27 Ian Lance Taylor <iant@google.com>
7884 * ffsll.c: New file.
7885 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7886 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7887 * ftruncate.c (ftruncate): Declare before definition.
7888 * mremap.c (mremap): Likewise.
7889 * pread.c (pread): Likewise.
7890 * configure, Makefile.in, config.in: Rebuild.
7892 * mremap.c: New file.
7893 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7894 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7895 (mremap): Declare if HAVE_MREMAP is not defined.
7896 * configure, Makefile.in, config.in: Rebuild.
7898 2009-03-27 Cary Coutant <ccoutant@google.com>
7900 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7901 position independent.
7902 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7903 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7905 2009-03-24 Cary Coutant <ccoutant@google.com>
7907 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7909 (needs_dynamic_reloc): Likewise.
7911 2009-03-24 Ian Lance Taylor <iant@google.com>
7913 * yyscript.y (file_cmd): Recognize EXTERN.
7914 (extern_name_list, extern_name_list_body): New nonterminals.
7915 * script.cc (script_add_extern): Define.
7916 * script-c.h (script_add_extern): Declare.
7918 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7920 * object.cc (is_elf_object): Define.
7921 * object.h (is_elf_object): Declare.
7922 * archive.cc (Archive::get_elf_object_for_member): Call
7924 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7926 2009-03-24 Elliott Hughes <enh@google.com>
7928 * output.cc (Output_file::map_anonymous): Define.
7929 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7930 try an anonymous one. Report the size if the mmap fails.
7931 * output.h (class Output_file): Declare map_anonymous.
7933 2009-03-24 Ian Lance Taylor <iant@google.com>
7935 * target-select.cc (instantiate_target): Don't acquire the lock if
7936 the instantiated_target_ field has already been set.
7938 2009-03-23 Ian Lance Taylor <iant@google.com>
7940 * gold-threads.h (class Initialize_lock): Define.
7941 * gold-threads.cc (class Initialize_lock_once): Define.
7942 (initialize_lock_control): New static variable.
7943 (initialize_lock_pointer): New static variable.
7944 (initialize_lock_once): New static function.
7945 (Initialize_lock::Initialize_lock): Define.
7946 (Initialize_lock::initialize): Define.
7947 * target-select.h: Include "gold-threads.h".
7948 (class Target_selector): Add lock_ and initialize_lock_ fields.
7949 Don't define instantiate_target, just declare it.
7950 * target-select.cc (Target_selector::Target_selector): Initialize
7952 (Target_selector::instantiate_target): Define.
7953 * descriptors.h: Include "gold-threads.h".
7954 (class Descriptors): Add initialize_lock_ field.
7955 * descriptors.cc (Descriptors::Descriptors): Initialize new
7957 (Descriptors::open): Use initialize_lock_ field
7958 * errors.h (class Errors): Add initialize_lock_ field.
7959 * errors.cc (Errors::Errors): Initialize new field.
7960 (Errors::initialize_lock): Use initialize_lock_ field.
7961 * powerpc.cc (class Target_selector_powerpc): Remove
7962 instantiated_target_ field. In do_recognize call
7963 instantiate_target rather than do_instantiate_target. In
7964 do_instantiate_target just allocate a new target.
7965 * sparc.cc (class Target_selector_sparc): Likewise.
7967 * freebsd.h: New file.
7968 * i386.cc: Include "freebsd.h".
7969 (Target_i386): Derive from Target_freebsd rather than
7971 (Target_selector_i386): Derive from Target_selector_freebsd rather
7972 than Target_selector.
7973 * x86_64.cc: Include "freebsd.h".
7974 (Target_x86_64): Derive from Target_freebsd rather than
7976 (Target_selector_x86_64): Derive from Target_selector_freebsd
7977 rather than Target_selector.
7978 * target.h (class Target): Add adjust_elf_header and
7979 do_adjust_elf_header.
7980 * output.cc (Output_file_header:: do_sized_write): Call target
7981 adjust_elf_header routine.
7982 * configure.tgt: Set targ_osabi.
7983 * configure.ac: Define GOLD_DEFAULT_OSABI.
7984 * parameters.cc (Parameters::default_target): Pass
7985 GOLD_DEFAULT_OSABI to select_target.
7986 * target-select.h (class Target_selector): Make instantiate_target
7987 protected rather than private.
7988 * Makefile.am (HFILES): Add freebsd.h.
7989 * configure, Makefile.in, config.in: Rebuild.
7991 * merge.cc (do_add_input_section): Correct pend value. Change
7992 message about last entry not being null terminated from error to
7995 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7997 * incremental.cc: New file.
7998 * Makefile.am (CCFILES): Add incremental.cc.
7999 * Makefile.in: Rebuild.
8001 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8003 * layout.cc (Layout::output_section_name): Preserve names
8004 of '.note.' sections.
8006 2009-03-19 Ian Lance Taylor <iant@google.com>
8008 * descriptors.cc (Descriptors::open): Check that the options are
8009 valid before using them.
8011 2009-03-18 Ian Lance Taylor <iant@google.com>
8013 * script-sections.h: Include <list>.
8014 (class Script_sections): Change Sections_elements from std::vector
8015 to std::list. Typedef public Elements_iterator. Add
8016 orphan_section_placement_, data_segment_align_start_, and
8017 saw_data_segment_align_ fields. Remove data_segment_align_index_
8019 * script-sections.cc (class Orphan_section_placement): New class.
8020 (class Sections_element): Add virtual functions is_relro and
8021 orphan_section_init. Remove virtual function place_orphan_here.
8022 (class Output_section_definition): Add is_relro and
8023 orphan_section_init. Remove place_orphan_here.
8024 (class Orphan_output_section): Likewise.
8025 (Script_sections::Script_sections): Update for field changes.
8026 (Script_sections::data_segment_align): Set saw_data_segment_align_
8027 and data_segment_align_start_, not data_segment_align_index.
8028 (Script_sections::data_segment_relro_end): Check
8029 saw_data_segment_align_. Use data_segment_align_start_ rather
8030 than data_segment_align_index_.
8031 (Script_sections::place_orphan): Rewrite to use
8032 Orphan_section_placement.
8034 2009-03-17 Ian Lance Taylor <iant@google.com>
8036 * archive.cc (Archive::add_symbols): Check for a version attached
8037 to the symbol name in the archive map.
8038 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8039 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8040 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8041 (ver_test_11.a): New target.
8042 * testsuite/Makefile.in: Rebuild.
8044 * configure.ac: Check for chsize and posix_fallocate. Replace
8046 * ftruncate.c: New file, from gnulib.
8047 * output.cc (posix_fallocate): Define dummy version if not
8048 HAVE_POSIX_FALLOCATE.
8049 (Output_file::map): Call posix_fallocate rather than lseek and
8051 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8052 * configure, Makefile.in, config.in: Rebuild.
8054 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8056 * layout.h (Layout::create_note): Add section_name parameter.
8057 * layout.cc (Layout::create_note): Likewise.
8058 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8060 2009-03-17 Ian Lance Taylor <iant@google.com>
8062 * descriptors.cc: Include "options.h".
8063 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8064 (Descriptors::open): Always use O_CLOEXEC when opening a new
8065 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8066 then set FD_CLOEXEC.
8068 * sparc.cc (class Target_sparc): Add has_got_section.
8069 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8070 make sure we have a GOT section.
8072 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8073 (Target_sparc::Scan::local): Likewise.
8074 (Target_sparc::Scan::global): Likewise.
8075 (Target_sparc::Relocate::relocate): Likewise.
8076 (Target_sparc::Relocate::relocate_tls): Likewise.
8078 * symtab.cc (Symbol_table::define_default_version): New function,
8079 broken out of add_from_object.
8080 (Symbol_table::add_from_object): Call define_default_version.
8081 (Symbol_table::define_special_symbol): Add resolve_oldsym
8082 parameter. Change all callers. If the version for a symbol comes
8083 from a version script, resolve it with the symbol with the same
8084 name with no version. Also add the symbol without a version if
8086 (do_define_in_output_data): If resolving with oldsym, don't delete
8088 (do_define_in_output_segment): Likewise.
8089 (do_define_as_constant): Likewise.
8090 * symtab.h (class Symbol_table): Update declarations.
8092 2009-03-13 Ian Lance Taylor <iant@google.com>
8094 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8095 (Read_symbols::requeue): New function.
8096 (Read_symbols::do_read_symbols): If make_elf_object fails because
8097 the target type is not configured, and the file was searched for,
8098 issue a warning and retry with the next directory.
8099 (Add_symbols::run): If the file has an incompatible format, and
8100 it was searched for, requeue the Read_symbols task. On error,
8102 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8103 dirindex parameter to constructor. Change all callers. Declare
8104 incompatible_warning and requeue.
8105 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8106 input_argument_ and input_group_ fields. Add them to
8107 constructor. Change all callers.
8108 (class Read_script): Add dirindex_ field. Add it to constructor.
8110 * archive.cc (Archive::setup): Remove input_objects parameter.
8112 (Archive::get_file_and_offset): Likewise.
8113 (Archive::read_all_symbols): Likewise.
8114 (Archive::read_symbols): Likewise.
8115 (Archive::get_elf_object_for_member): Remove input_objects
8116 parameter. Add punconfigured parameter. Change all callers.
8117 (Archive::add_symbols): Change return type to bool. Check return
8118 value of include_member.
8119 (Archive::include_all_members): Likewise.
8120 (Archive::include_member): Change return type to bool. Return
8121 false if first included object has incompatible target. Set
8122 included_member_ field.
8123 (Add_archive_symbols::run): If add_symbols returns false, requeue
8125 * archive.h (class Archive): Add included_member_ field.
8126 Initialize it in constructor. Add input_file and searched_for
8127 methods. Update declarations.
8128 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8129 input_argument_ fields. Add them to constructor. Change all
8131 * script.cc: Include "target-select.h".
8132 (class Parser_closure): Add skip_on_incompatible_target_ and
8133 found_incompatible_target_ fields. Add
8134 skip_on_incompatible_target parameter to constructor. Change all
8135 callers. Add methods skip_on_incompatible_target,
8136 clear_skip_on_incompatible_target, found_incompatible_target, and
8137 set_found_incompatible_target.
8138 (read_input_script): Add dirindex parameter. Change all callers.
8139 If parser finds an incompatible target, requeue Read_symbols
8141 (script_set_symbol): Clear skip_on_incompatible_target in
8143 (script_add_assertion, script_parse_option): Likewise.
8144 (script_start_sections, script_add_phdr): Likewise.
8145 (script_check_output_format): New function.
8146 * script.h (read_input_script): Update declaration.
8147 * script-c.h (script_check_output_format): Declare.
8148 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8149 (ignore_cmd): Remove OUTPUT_FORMAT.
8150 * fileread.cc (Input_file::Input_file): Add explicit this.
8151 (Input_file::will_search_for): New function.
8152 (Input_file::open): Add pindex parameter. Change all callers.
8153 * fileread.h (class Input_file): Add input_file_argument method.
8154 Declare will_search_for. Update declarations.
8155 * object.cc (make_elf_object): Add punconfigured parameter.
8157 * object.h (class Object): Make input_file public. Add
8158 searched_for method.
8159 (make_elf_object): Update declaration.
8160 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8162 * dirsearch.h (class Dirsearch): Update declaration.
8163 * options.h (class General_options): Add --warn-search-mismatch.
8164 * parameters.cc (Parameters::is_compatible_target): New function.
8165 * parameters.h (class Parameters): Declare is_compatible_target.
8166 * workqueue.cc (Workqueue::add_blocker): New function.
8167 * workqueue.h (class Workqueue): Declare add_blocker.
8169 * fileread.cc (Input_file::open): Remove options parameter.
8171 (Input_file::open_binary): Likewise.
8172 * script.cc (read_input_script): Likewise.
8173 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8174 options parameter from constructor. Change all callers.
8175 (class Read_script): Likewise.
8176 * fileread.h (class Input_file): Update declarations.
8177 * script.h (read_input_script): Update declaration.
8179 2009-03-10 Nick Clifton <nickc@redhat.com>
8181 * po/es.po: New Spanish translation.
8183 2009-03-06 Cary Coutant <ccoutant@google.com>
8185 * options.cc (parse_short_option): Keep dash_z from registering itself.
8187 2009-03-03 Ian Lance Taylor <iant@google.com>
8190 * target-reloc.h (relocate_section): Pass output_section to
8192 * i386.cc (Target_i386::should_apply_static_reloc): Add
8193 output_section parameter. Change all callers.
8194 (Target_i386::Relocate::relocate): Add output_section parameter.
8195 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8196 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8197 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8198 * testsuite/two_file_shared.sh: New script.
8199 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8200 (check_DATA): Add two_file_shared.dbg.
8201 (two_file_shared.dbg): New target.
8202 * testsuite/Makefile.in: Rebuild.
8204 2009-03-01 Ian Lance Taylor <iant@google.com>
8206 * configure.ac: Check for byteswap.h.
8207 * configure: Rebuild.
8208 * config.in: Rebuild.
8210 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8212 * layout.cc (Layout::find_or_add_kept_section): New function.
8213 (Layout::add_comdat): Removed.
8214 * layout.h (struct Kept_section): Move out of class Layout.
8215 Remove trailing underscores from field names. Add group_sections
8216 field. Rename group_ field to is_group. Change all uses.
8217 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8218 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8219 comdat_groups_ field.
8220 (Sized_relobj::include_section_group): Use
8221 find_or_add_kept_section and Kept_section::group_sections.
8222 (Sized_relobj::include_linkonce_section): Likewise.
8223 * object.cc (class Sized_relobj): Don't define Comdat_group or
8224 Comdat_group_table. Remove find_comdat_group and
8225 add_comdat_group. Remove comdat_groups_ field.
8226 * plugin.cc (include_comdat_group): Use
8227 Layout::find_or_add_kept_section.
8229 2009-02-28 Ian Lance Taylor <iant@google.com>
8231 * README: --gc-sections and map files are now supported. Document
8232 some build requirements.
8235 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8236 relocatable link set the value of the section symbol to zero.
8237 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8238 relocatable link don't include the section address in the local
8241 2009-02-27 Ian Lance Taylor <iant@google.com>
8244 * options.h (class Search_directory): Add is_system_directory.
8245 (class General_options): Declare is_in_system_directory.
8246 * options.cc (get_relative_sysroot): Make static.
8247 (get_default_sysroot): Make static.
8248 (General_optoins::is_in_system_directory): New function.
8249 * fileread.cc (Input_file::is_in_system_directory): New function.
8250 * fileread.h (class Input_file): Declare is_in_system_directory.
8251 * object.h (class Object): Add is_in_system_directory.
8252 (class Input_objects): Remove system_library_directory_ field.
8253 * object.cc (Input_objects::add_object): Don't set
8254 system_library_directory_.
8255 (input_objects::found_in_system_library_directory): Remove.
8256 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8257 parameter. Change all callers.
8258 (Symbol_table::sized_write_globals): Likewise.
8259 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8260 Call Object::is_in_system_directory.
8261 * symtab.h (class Symbol_table): Update declarations.
8264 * descriptors.h (Open_descriptor): Add is_on_stack field.
8265 * descriptors.cc (Descriptors::open): If the descriptor is on the
8266 top of the stack, remove it. Initialize is_on_stack field.
8267 (Descriptors::release): Only add pod to stack if it is not on the
8269 (Descriptors::close_some_descriptor): Clear stack_next and
8273 * output.cc (Output_section::find_starting_output_address): Rename
8274 from starting_output_address; add PADDR parameter; change return
8276 * output.h (class Output_section): Declare
8277 find_starting_output_address instead of starting_output_address.
8278 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8279 section symbol for which we can't find a merge section.
8282 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8283 hidden or internal, force the symbol to be local.
8284 * resolve.cc (Symbol::override_visibility): Define.
8285 (Symbol::override_base): Use override_visibility.
8286 (Symbol_table::resolve): Likewise.
8287 (Symbol::override_base_with_special): Likewise.
8288 (Symbol_table::override_with_special): If the visibility is hidden
8289 or internal, force the symbol to be local.
8290 * symtab.h (class Symbol): Add set_visibility and
8291 override_visibility.
8292 * testsuite/ver_test_1.sh: New file.
8293 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8294 (check_DATA): Add ver_test_1.syms.
8295 (ver_test_1.syms): New target.
8296 * testsuite/Makefile.in: Rebuild.
8298 2009-02-25 Cary Coutant <ccoutant@google.com>
8300 * layout.cc (Layout::choose_output_section): Don't rename sections
8301 when using a linker script that has a SECTIONS clause.
8302 * Makefile.in: Regenerate.
8304 * testsuite/Makefile.am (script_test_5.sh): New test case.
8305 * testsuite/Makefile.in: Regenerate.
8306 * testsuite/script_test_5.cc: New file.
8307 * testsuite/script_test_5.sh: New file.
8308 * testsuite/script_test_5.t: New file.
8310 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8312 * archive.cc (Archive::include_member): Update calls to add_symbols.
8313 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8314 the Layout argument.
8315 * dynobj.h (do_add_symbols): Add the Layout argument.
8316 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8318 * object.h (Object::add_symbols): Add the Layout argument.
8319 (Object::do_add_symbols): Add the Layout argument.
8320 (Sized_relobj::do_add_symbols): Add the Layout argument.
8321 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8322 Unify the two versions.
8323 (Add_plugin_symbols): Remove.
8324 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8325 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8326 (Add_plugin_symbols): Remove.
8327 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8328 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8329 (Add_symbols::run): Make it work with Pulginobj.
8331 2009-02-06 Ian Lance Taylor <iant@google.com>
8333 * object.cc (Sized_relobj::do_layout): Make info message start
8334 with lower case letter.
8336 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8338 * binary.cc: Fix file comment.
8340 * options.h (enum Incremental_disposition): Define.
8341 (class General_options): Add new options: --incremental,
8342 --incremental_changed, --incremental_unchanged,
8343 --incremental_unknown. Add incremental_disposition_ and
8344 implicit_incremental_ fields.
8345 (General_options::incremental_disposition): New function.
8346 (class Position_dependent_options): Add incremental_disposition
8348 (Position_dependent_options::copy_from_options): Set incremental
8350 * options.cc (General_options::parse_incremental_changed): New
8352 (General_options::parse_incremental_unchanged): New function.
8353 (General_options::parse_incremental_unknown): New function.
8354 (General_options::General_options): Initialize new fields
8355 incremental_disposition_ and implicit_incremental_.
8356 (General_options::finalize): Check for uasge of --incremental-*
8357 without --incremental.
8359 2009-02-06 Chris Demetriou <cgd@google.com>
8361 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8362 pointer and to report location as the file name associated with
8364 (gold_undefined_symbol_at_location): New function to replace the
8365 old gold_undefined_symbol functionality.
8366 * target-reloc.h (relocate_section): Update to use
8367 gold_undefined_symbol_at_location.
8368 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8369 Call gold_undefined_symbol function rather than gold_error.
8370 * errors.h (Errors::undefined_symbol): Take location as a
8371 string, rather than calculating it from a relocation.
8372 * errors.cc (Errors::fatal): Print "fatal error:" before the
8374 (Errors::error, Errors::error_at_location): Print "error: "
8375 before the formatted message.
8376 (Errors::undefined_symbol): Take location as a string, rather
8377 than calculating it from a relocation.
8378 (gold_undefined_symbol_at_location): New function akin to
8379 old gold_undefined_symbol, calculates location from relocation.
8380 (gold_undefined_symbol): Change to take only a Symbol pointer
8381 and to report location as the file name associated with the symbol.
8382 * testsuite/debug_msg.sh: Update for changed error messages.
8383 * testsuite/undef_symbol.sh: Likewise.
8385 2009-02-04 Duncan Sands <baldrick@free.fr>
8388 * reduced_debug_output.h
8389 (Output_reduced_debug_abbrev_section::failed): Use format for
8391 (Output_reduced_debug_info_section::faild): Likewise.
8393 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8395 * script.cc (Lazy_demangler): New class.
8396 (Version_script_info::get_symbol_version_helper): Demangle a
8399 2009-01-29 Cary Coutant <ccoutant@google.com>
8401 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8403 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8405 2009-01-28 Ian Lance Taylor <iant@google.com>
8407 * version.cc (version_string): Bump to 1.9.
8409 * gold.h: Include <cstring> and <stdint.h>.
8410 * version.cc: Include <cstdio>.
8411 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8413 * reduced_debug_output.cc (insert_into_vector): Rename from
8414 Insert_into_vector; change all callers. Use Swap_unaligned to
8415 avoid aliasing issue; remove union since it is unnecessary.
8417 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8419 * Makefile.am (CCFILES): Add gc.cc.
8421 * Makefile.in: Regenerate.
8422 * gold.cc (Gc_runner): New class.
8423 (queue_initial_tasks): Call garbage collection related tasks
8424 when corresponding options are invoked.
8425 (queue_middle_gc_tasks): New function.
8426 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8427 processed early before laying out sections during garbage collection.
8428 * gold.h (queue_middle_gc_tasks): New function.
8429 (is_prefix_of): Move from "layout.cc".
8430 * i386.cc (Target_i386::gc_process_relocs): New function.
8431 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8432 * main.cc (main): Create object of class "Garbage_collection".
8433 * object.cc (Relobj::copy_symbols_data): New function.
8434 (Relobj::is_section_name_included): New function.
8435 (Sized_relobj::do_layout): Allow this function to be called twice
8436 during garbage collection and defer layout of section during the
8438 * object.h (Relobj::get_symbols_data): New function.
8439 (Relobj::is_section_name_included): New function.
8440 (Relobj::copy_symbols_data): New function.
8441 (Relobj::set_symbols_data): New function.
8442 (Relobj::get_relocs_data): New function.
8443 (Relobj::set_relocs_data): New function.
8444 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8445 (Relobj::gc_process_relocs): New function.
8446 (Relobj::do_gc_process_relocs): New pure virtual function.
8447 (Relobj::sd_): New data member.
8448 (Sized_relobj::is_output_section_offset_invalid): New function.
8449 (Sized_relobj::do_gc_process_relocs): New function.
8450 * options.h (General_options::gc_sections): Modify to not be a no-op.
8451 (General_options::print_gc_sections): New option.
8452 * plugin.cc (Plugin_finish::run): Remove function call to
8453 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8454 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8455 * reloc.cc (Read_relocs::run): Add task to process relocs and
8456 determine unreferenced sections when doing garbage collection.
8457 (Gc_process_relocs): New class.
8458 (Sized_relobj::do_gc_process_relocs): New function.
8459 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8460 sections that are garbage collected.
8461 * reloc.h (Gc_process_relocs): New class.
8462 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8463 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8464 symbols whose corresponding sections are garbage collected.
8465 (Symbol_table::Symbol_table): Add new parameter for the garbage
8467 (Symbol_table::gc_mark_undef_symbols): New function.
8468 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8469 (Symbol_table::gc_mark_dyn_syms): New function.
8470 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8472 (Symbol_table::add_from_object): Likewise.
8473 (Symbol_table::add_from_relobj): When building shared objects, do not
8474 treat externally visible symbols as garbage.
8475 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8476 table information for static and relocatable links.
8477 * symtab.h (Symbol_table::set_gc): New function.
8478 (Symbol_table::gc): New function.
8479 (Symbol_table::gc_mark_undef_symbols): New function.
8480 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8481 (Symbol_table::gc_mark_dyn_syms): New function.
8482 (Symbol_table::gc_): New data member.
8483 * target.h (Sized_target::gc_process_relocs): New pure virtual
8485 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8486 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8488 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8490 * options.h (General_options::gc_sections): Define as a no-op for now.
8491 (General_options::no_keep_memory): Ditto.
8492 (General_options::Bshareable): Define.
8493 * options.cc (General_options::finalize): Honor -Bshareable.
8495 2009-01-20 Andreas Schwab <schwab@suse.de>
8497 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8498 read the value in the contents, since we don't use it. Use the
8499 template endianness when writing.
8500 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8502 2009-01-19 Andreas Schwab <schwab@suse.de>
8504 * configure.tgt (powerpc64-*): Fix targ_obj.
8506 2009-01-15 Ian Lance Taylor <iant@google.com>
8508 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8509 local symbols when stripping all symbols.
8511 2009-01-14 Cary Coutant <ccoutant@google.com>
8513 * output.cc (Output_reloc): Add explicit instantiations.
8515 2009-01-14 Cary Coutant <ccoutant@google.com>
8517 * archive.cc (Archive::get_elf_object_for_member): Remove call
8518 to File_read::claim_for_plugin.
8519 * descriptors.cc (Descriptors::open): Remove reference to
8521 (Descriptors::claim_for_plugin): Remove.
8522 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8523 (Descriptors::is_claimed): Remove.
8524 (claim_descriptor_for_plugin): Remove.
8525 * fileread.cc (File_read::claim_for_plugin): Remove.
8526 * fileread.h (File_read::claim_for_plugin): Remove.
8527 (File_read::descriptor): Reopen descriptor if necessary.
8528 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8529 (Plugin_manager::all_symbols_read): Add task parameter. Change
8531 (Plugin_manager::get_input_file): New function.
8532 (Plugin_manager::release_input_file): New function.
8533 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8534 corresponding data member.
8535 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8536 and pass to base constructor. Change all callers.
8537 (get_input_file, release_input_file): New functions.
8538 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8539 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8540 (Plugin_manager::all_symbols_read): Add task parameter.
8541 (Plugin_manager::get_input_file): New function.
8542 (Plugin_manager::release_input_file): New function.
8543 (Plugin_manager::task_): New data member.
8544 (Pluginobj::Pluginobj): Add filesize parameter.
8545 (Pluginobj::filename): New function.
8546 (Pluginobj::descriptor): New function.
8547 (Pluginobj::filesize): New function.
8548 (Pluginobj::filesize_): New data member.
8549 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8550 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8551 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8553 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8554 with archive libraries.
8555 * testsuite/Makefile.in: Regenerate.
8556 * testsuite/plugin_test.c (struct sym_info): New type.
8557 (get_input_file, release_input_file): New static variables.
8558 (onload): Capture new transfer vector entries.
8559 (claim_file_hook): Stop reading at end of file according to filesize.
8560 Factor out parsing of readelf output into separate function.
8561 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8562 APIs and get the source file name from the symbol table. Convert
8563 source file name to corresponding object file name. Print info
8564 message when adding new input files.
8565 (parse_readelf_line): New function.
8566 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8567 * testsuite/plugin_test_2.sh: Likewise.
8568 * testsuite/plugin_test_3.sh: Likewise.
8569 * testsuite/plugin_test_4.sh: New test case.
8571 2009-01-07 Ian Lance Taylor <iant@google.com>
8573 * version.cc (version_string): Bump to 1.8.
8575 2008-12-23 Cary Coutant <ccoutant@google.com>
8577 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8578 * plugin.cc (Plugin_manager::finish): Rename as
8579 layout_deferred_objects. Move cleanup to separate function.
8580 (Plugin_manager::cleanup): New function.
8581 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8583 * plugin.h (Plugin_manager::finish): Rename as
8584 layout_deferred_objects.
8585 (Plugin_manager::cleanup): New function.
8586 (Plugin_manager::cleanup_done): New field.
8588 2008-12-23 Cary Coutant <ccoutant@google.com>
8590 * plugin.cc (is_visible_from_outside): New function.
8591 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8592 so we don't return "IR only" status for exported symbols or -r links.
8594 * testsuite/Makefile.am (plugin_test_3): New test case.
8595 * testsuite/Makefile.in: Regenerate.
8596 * testsuite/plugin_test_3.sh: New file.
8598 2008-12-22 Cary Coutant <ccoutant@google.com>
8600 * object.cc (Sized_relobj::layout_section): New function.
8601 (Sized_relobj::do_layout): Defer layout of input sections until after
8602 plugin has provided replacement files.
8603 (Sized_relobj::do_layout_deferred_sections): New function.
8604 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8605 (Relobj::layout_deferred_sections): New function.
8606 (Relobj::do_layout_deferred_sections): New function.
8607 (Sized_relobj::do_layout_deferred_sections): New function.
8608 (Sized_relobj::layout_section): New function.
8609 (Sized_relobj::Deferred_layout): New structure.
8610 (Sized_relobj::deferred_layout_): New field.
8611 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8612 Change all callers. Layout deferred sections.
8613 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8615 (Plugin_hook::run): Move code from do_plugin_hook inline.
8616 (Plugin_hook::do_plugin_hook): Remove.
8617 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8618 (Plugin_manager::finish): Renamed, was cleanup.
8619 (Plugin_manager::should_defer_layout): New function.
8620 (Plugin_manager::add_deferred_layout_object): New function.
8621 (Plugin_manager::Deferred_layout_list): New type.
8622 (Plugin_manager::deferred_layout_objects_): New field.
8623 (Plugin_hook::do_plugin_hook): Remove.
8625 2008-12-17 Ian Lance Taylor <iant@google.com>
8627 * options.h (class General_options): Add --no case for
8630 2008-12-16 Cary Coutant <ccoutant@google.com>
8632 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8634 (Plugin_manager::claim_file): Create plugin object even if
8635 plugin did not call the add_symbols callback.
8636 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8637 asking for more symbols than were added.
8638 * testsuite/Makefile.am (plugin_test_1): Add test case with
8640 (empty.syms): New target.
8641 * testsuite/Makefile.in: Regenerate.
8642 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8643 message. Don't call add_symbols if no globals.
8644 (all_symbols_read_hook): Don't provide replacement for empty
8647 2008-12-12 Ian Lance Taylor <iant@google.com>
8649 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8650 r_type == 0 for a local symbol with r_sym == 0.
8651 (scan_relocatable_relocs): Pass r_sym to
8652 local_non_section_strategy.
8653 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8656 * configure.ac: Update test for TLS descriptors: they are
8657 supported as of glibc 2.9.
8658 * configure: Rebuild.
8660 2008-12-11 Ian Lance Taylor <iant@google.com>
8663 * target-reloc.h (Default_scan_relocatable_relocs): For each
8664 function, map r_type == 0 to RELOC_DISCARD.
8666 2008-12-10 Cary Coutant <ccoutant@google.com>
8668 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8669 object to override a kept COMDAT group from a plugin object.
8671 2008-12-09 Ian Lance Taylor <iant@google.com>
8674 * yyscript.y (file_cmd): Handle INPUT.
8676 * testsuite/initpri1.c: Change all declarations to be full
8677 prototypes by adding void, to avoid compiler warnings.
8679 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8681 * options.cc (General_options::parse_plugin_opt): New.
8682 (General_options::add_plugin): The argument now is just the filename.
8683 (General_options::add_plugin_option): New.
8684 * options.h (plugin_opt): New.
8685 (add_plugin): Change argument name.
8686 (add_plugin_option): New.
8687 * plugin.cc (Plugin::load): Don't parse the plugin option.
8688 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8689 (Plugin::add_option): New.
8690 (Plugin::args_): Change type.
8691 (Plugin::filename_): New.
8692 (Plugin_manager::add_plugin_option): New.
8693 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8694 * testsuite/Makefile.in: Regenerate.
8696 2008-12-05 Cary Coutant <ccoutant@google.com>
8698 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8699 Handle --strip-lto-sections option.
8700 * options.h (strip_lto_sections): New option.
8702 2008-12-01 Cary Coutant <ccoutant@google.com>
8704 * plugin.cc (ld_plugin_message): Change format parameter to const.
8705 Fix mismatch between new[] and delete.
8707 2008-11-14 Cary Coutant <ccoutant@google.com>
8709 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8712 2008-11-05 Craig Silverstein <csilvers@google.com>
8714 * options.cc (General_options::parse_dynamic_list): New function.
8715 * options.h (General_options): New flags dynamic_list,
8716 dynamic_list_data, dynamic_list_cpp_new, and
8717 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8718 (General_options::in_dynamic_list): New function.
8719 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8720 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8721 (Lex::can_continue_name): Likewise.
8723 (read_script_file): New parameter script_options.
8724 (read_dynamic_list): New function.
8725 (Script_options::define_dynamic_list): New function.
8726 (dynamic_list_keyword_parsecodes): New variable.
8727 (dynamic_list_keywords): New variable.
8728 * script.h (Script_options::define_dynamic_list): New function
8730 (read_dynamic_list): New function prototype.
8731 * symtab.cc (strprefix): New macro.
8732 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8733 dynamic_list_data, dynamic_list_cpp_new, and
8734 dynamic_list_cpp_typeinfo.
8735 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8736 (dynamic_list_expr): New rule.
8737 (dynamic_list_nodes): Likewise.
8738 (dynamic_list_node): Likewise.
8739 * testsuite/Makefile.am (dynamic_list): New test.
8740 * testsuite/Makefile.in: Regenerated.
8741 * testsuite/dynamic_list.t: New file.
8742 * testsuite/dynamic_list.sh: New file.
8744 2008-11-05 Craig Silverstein <csilvers@google.com>
8746 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8747 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8748 (t11_last): Likewise.
8749 * testsuite/ver_test_6.c (main): Likewise.
8751 2008-10-07 Cary Coutant <ccoutant@google.com>
8753 * options.c (General_options::finalize): Add check for -static and
8755 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8758 2008-10-02 Cary Coutant <ccoutant@google.com>
8760 * plugin.cc (make_sized_plugin_object): Fix conditional
8761 compilation to work when not all targets are enabled.
8763 2008-09-29 Cary Coutant <ccoutant@google.com>
8765 * archive.cc (Archive::get_file_and_offset): Use filename instead
8766 of name to get library path.
8767 (Archive::include_member): Unlock external member of a thin archive.
8769 * testsuite/Makefile.am (TEST_AR): New variable.
8770 (thin_archive_test_1): New test.
8771 (thin_archive_test_2): New test.
8772 * testsuite/Makefile.in: Regenerate.
8773 * testsuite/thin_archive_main.cc: New file.
8774 * testsuite/thin_archive_test_1.cc: New file.
8775 * testsuite/thin_archive_test_2.cc: New file.
8776 * testsuite/thin_archive_test_3.cc: New file.
8777 * testsuite/thin_archive_test_4.cc: New file.
8779 2008-09-29 Cary Coutant <ccoutant@google.com>
8781 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8782 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8784 (Sized_relobj::do_finalize_local_symbols): Likewise.
8785 (Sized_relobj::map_to_kept_section): Likewise.
8786 * object.h (Sized_relobj::invalid_address): New constant.
8787 (Sized_relobj::do_output_section_offset): Check for invalid_address
8789 * output.cc (Output_reloc::local_section_offset): Use constant
8790 invalid_address instead of -1U.
8791 (Output_reloc::get_address): Likewise.
8792 (Output_section::output_address): Change -1U to -1ULL.
8793 * output.h (Output_reloc::invalid_address): New constant.
8794 * reloc.cc (Sized_relobj::write_sections): Use constant
8795 invalid_address instead of -1U.
8796 (Sized_relobj::relocate_sections): Likewise.
8797 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8798 values for merge sections.
8799 * target-reloc.h (relocate_for_relocatable): Use constant
8800 invalid_address instead of -1U.
8802 2008-09-19 Cary Coutant <ccoutant@google.com>
8804 Add plugin functionality for link-time optimization (LTO).
8805 * configure.ac (plugins): Add --enable-plugins option.
8806 * configure: Regenerate.
8807 * config.in: Regenerate.
8808 * Makefile.am (LIBDL): New variable.
8809 (CCFILES): Add plugin.cc.
8810 (HFILES): Add plugin.h.
8811 (ldadd_var): Add LIBDL.
8812 * Makefile.in: Regenerate.
8814 * archive.cc: Include "plugin.h".
8815 (Archive::setup): Don't preread archive symbols when using a plugin.
8816 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8817 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8819 (Archive::include_member): Add symbols from plugin objects.
8820 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8821 * descriptors.cc (Descriptors::open): Check for file descriptors
8822 abandoned by plugins.
8823 (Descriptors::claim_for_plugin): New function.
8824 * descriptors.h (Descriptors::claim_for_plugin): New function.
8825 (Open_descriptor::is_claimed): New field.
8826 (claim_descriptor_for_plugin): New function.
8827 * fileread.cc (File_read::claim_for_plugin): New function.
8828 * fileread.h (File_read::claim_for_plugin): New function.
8829 (File_read::descriptor): New function.
8830 * gold.cc: Include "plugin.h".
8831 (queue_initial_tasks): Add task to call plugin hooks for generating
8833 * main.cc: Include "plugin.h".
8834 (main): Load plugin libraries.
8835 * object.h (Pluginobj): Declare.
8836 (Object::pluginobj): New function.
8837 (Object::do_pluginobj): New function.
8838 (Object::set_target): New function.
8839 * options.cc: Include "plugin.h".
8840 (General_options::parse_plugin): New function.
8841 (General_options::General_options): Initialize plugins_ field.
8842 (General_options::add_plugin): New function.
8843 * options.h (Plugin_manager): Declare.
8844 (General_options): Add --plugin option.
8845 (General_options::has_plugins): New function.
8846 (General_options::plugins): New function.
8847 (General_options::add_plugin): New function.
8848 (General_options::plugins_): New field.
8849 * plugin.cc: New file.
8850 * plugin.h: New file.
8851 * readsyms.cc: Include "plugin.h".
8852 (Read_symbols::do_read_symbols): Check for archive before checking
8853 for ELF file. Call plugin hooks to claim files.
8854 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8855 from a real object file; force override when processing replacement
8857 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8858 (Symbol::init_base_object): Likewise.
8859 (Symbol::init_base_output_data): Likewise.
8860 (Symbol::init_base_output_segment): Likewise.
8861 (Symbol::init_base_constant): Likewise.
8862 (Symbol::init_base_undefined): Likewise.
8863 (Symbol::output_section): Assert that object is not a plugin.
8864 (Symbol_table::add_from_pluginobj): New function.
8865 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8867 (Symbol_table::sized_write_globals): Likewise.
8868 (Symbol_table::add_from_pluginobj): Instantiate template.
8869 * symtab.h (Sized_pluginobj): Declare.
8870 (Symbol::in_real_elf): New function.
8871 (Symbol::set_in_real_elf): New function.
8872 (Symbol::in_real_elf_): New field.
8873 (Symbol_table::add_from_pluginobj): New function.
8875 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8876 (LIBDL): New variable.
8878 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8879 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8880 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8881 (MOSTLYCLEANFILES): Likewise.
8882 * testsuite/Makefile.in: Regenerate.
8883 * testsuite/plugin_test.c: New file.
8884 * testsuite/plugin_test_1.sh: New file.
8885 * testsuite/plugin_test_2.sh: New file.
8887 2008-09-16 Ian Lance Taylor <iant@google.com>
8889 * target-reloc.h (relocate_section): Check whether a symbol is
8890 defined by the ABI before reporting an undefined symbol error.
8891 * target.h (Target::is_defined_by_abi): Make parameter const.
8892 (Target::do_is_defined_by_abi): Likewise.
8893 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8894 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8895 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8896 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8897 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8898 * testsuite/Makefile.in: Rebuild.
8900 * fileread.cc (make_view): Add casts to avoid warning.
8902 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8904 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8905 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8907 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8909 * options.h (General_options::output_is_executable): New.
8910 (General_options::output_is_pie): New.
8911 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8912 for shared libraries.
8913 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8915 2008-09-11 Chris Demetriou <cgd@google.com>
8917 * options.h (origin): New -z option.
8918 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8919 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8922 2008-09-05 Cary Coutant <ccoutant@google.com>
8924 * fileread.cc (File_read::make_view): Add check for attempt to map
8927 2008-09-05 Cary Coutant <ccoutant@google.com>
8929 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8930 explicit instantiations.
8932 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8935 * options.cc (General_options::finalize): Allow undefined symbols
8936 in shlibs if linking -shared.
8939 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8940 symbols as not needing a dynsym entry.
8942 2008-08-20 Craig Silverstein <csilvers@google.com>
8944 * fileread.cc (File_read::open): Do not lock the file unless it
8945 was successfully opened.
8947 2008-08-14 Cary Coutant <ccoutant@google.com>
8949 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8950 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8951 * testsuite/tls_test.cc (struct int128): 128-bit struct
8952 for testing TLS relocs with non-zero addend.
8953 (v12): New TLS variable.
8955 (t_last): Add check for v12.
8956 * testsuite/tls_test.h (t12): New function.
8957 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8959 2008-08-13 Ian Lance Taylor <iant@google.com>
8961 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8962 set tls_segment_ or relro_segment_.
8963 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8965 * output.h (Output_section::clear_is_relro): New function.
8966 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8967 sections specially even when output_data_ is empty.
8968 (Output_segment::maximum_alignment): When first section is relro,
8969 only force alignment for PT_LOAD segments.
8970 * script.cc (script_data_segment_align): New function.
8971 (script_data_segment_relro_end): New function.
8972 * script-c.h (script_data_segment_align): Declare.
8973 (script_data_segment_relro_end): Declare.
8974 * script-sections.h (class Script_sections): Declare
8975 data_segment_align and data_segment_relro_end. Add fields
8976 segment_align_index_ and saw_relro_end_.
8977 * script-sections.cc (class Sections_element): Add set_is_relro
8978 virtual function. Add new bool* parameter to place_orphan_here.
8979 Add get_output_section virtual function.
8980 (class Output_section_definition): Add set_is_relro. Add new
8981 bool* parameter to place_orphan_here. Add get_output_section.
8982 Add is_relro_ field.
8983 (Output_section_definition::Output_section_definition): Initialize
8984 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8985 and is_relro_ fields.
8986 (Output_section_definition::place_orphan_here): Add is_relro
8988 (Output_section_definition::set_section_addresses): Set relro for
8990 (Output_section_definition::alternate_constraint): Likewise.
8991 (class Orphan_output_section): Add new bool* parameter to
8992 place_orphan_here. Add get_output_section.
8993 (Orphan_output_section::place_orphan_here): Add is_relro
8995 (Script_sections::Script_sections): Initialize
8996 data_segment_align_index_ and saw_relro_end_.
8997 (Script_sections::data_segment_align): New function.
8998 (Script_sections::data_segment_relro_end): New function.
8999 (Script_sections::place_orphan): Set or clear is_relro.
9000 (Script_sections::set_section_addresses): Force alignment of first
9002 * yyscript.y (exp): Call script_data_segment_align and
9003 script_data_segment_relro_end.
9004 * testsuite/relro_script_test.t: New file.
9005 * testsuite/relro_test.cc (using_script): Declare.
9006 (t1, t2): Test using_script.
9007 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9008 (relro_script_test_SOURCES): Define.
9009 (relro_script_test_DEPENDENCIES): Define.
9010 (relro_script_test_LDFLAGS): Define.
9011 (relro_script_test_LDADD): Define.
9012 (relro_script_test.so): New target.
9013 * testsuite/Makefile.in: Rebuild.
9015 2008-08-06 Cary Coutant <ccoutant@google.com>
9017 * archive.cc (Archive::total_archives, Archive::total_members)
9018 (Archive::total_members_loaded): New variables.
9019 (Archive::setup): Add parameter. Add option to preread
9021 (Archive::read_armap): Add counter.
9022 (Archive::get_file_and_offset): New function.
9023 (Archive::get_elf_object_for_member): New function.
9024 (Archive::read_all_symbols): New function.
9025 (Archive::read_symbols): New function.
9026 (Archive::add_symbols): Add counters.
9027 (Archive::include_all_members): Use armap to find members if it's
9029 (Archive::include_member): Skip reading symbols if already read.
9030 Factored code into Archive::get_file_and_offset and
9031 Archive::get_elf_object_for_member. Changed call to
9032 Mapfile::report_include_archive_member.
9033 (Archive::print_stats): New function.
9034 * archive.h: Declare Object and Read_symbols_data classes.
9035 (Archive::Archive): Add initializers for new members.
9036 (Archive::setup): Add parameter.
9037 (Archive::print_stats): New function.
9038 (Archive::total_archives, Archive::total_members)
9039 (Archive::total_members_loaded): New variables.
9040 (Archive::get_file_and_offset): New function.
9041 (Archive::get_elf_object_for_member): New function.
9042 (Archive::read_all_symbols): New function.
9043 (Archive::read_symbols): New function.
9044 (Archive::Archive_member): New class.
9045 (Archive::members_): New member.
9046 (Archive::num_members_): New member.
9047 * main.cc: Include archive.h.
9048 (main): Call Archive::print_stats.
9049 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9050 archive parameter; member_name is now the fully-decorated name.
9051 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9052 * options.h: (General_options): Add --preread-archive-symbols option.
9053 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9056 2008-08-04 Ian Lance Taylor <iant@google.com>
9058 * symtab.h (Symbol::use_plt_offset): New function.
9059 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9060 * powerpc.cc (Relocate::relocate): Likewise.
9061 * sparc.cc (Relocate::relocate): Likewise.
9062 * x86_64.cc (Relocate::relocate): Likewise.
9063 * testsuite/weak_plt.sh: New test.
9064 * testsuite/weak_plt_main.cc: New test.
9065 * testsuite/weak_plt_shared.cc: New test.
9066 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9067 (check_PROGRAMS): Add weak_plt.
9068 (check_DATA): Add weak_plt_shared.so.
9069 (weak_plt_main_pic.o, weak_plt): New targets.
9070 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9071 * testsuite/Makefile.in: Rebuild.
9073 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9075 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9076 * testsuite/Makefile.in: Rebuild.
9078 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9080 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9081 * Makefile.in: Regenerate.
9082 * po/POTFILES.in: Regenerate.
9084 2008-07-29 Ian Lance Taylor <iant@google.com>
9086 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9087 symbols before other symbols.
9088 * testsuite/script_test_2.cc (test_addr): Declare.
9089 (test_addr_alias): Declare.
9090 (main): Check that test_addr and test_addr_alias have the right
9092 * testsuite/script_test_2.t: Define test_addr_alias and
9095 2008-07-24 Ian Lance Taylor <iant@google.com>
9098 * descriptors.cc: New file.
9099 * descriptors.h: New file.
9100 * gold-threads.h (class Hold_optional_lock): New class.
9101 * fileread.cc: Include "descriptors.h".
9102 (File_read::~File_read): Release descriptor rather than closing
9104 (File_read::open) [file]: Call open_descriptor rather than open.
9105 Set is_descriptor_opened_.
9106 (File_read::open) [memory]: Assert that descriptor is not open.
9107 (File_read::reopen_descriptor): New function.
9108 (File_read::release): Release descriptor.
9109 (File_read::do_read): Make non-const. Reopen descriptor.
9110 (File_read::read): Make non-const.
9111 (File_read::make_view): Reopen descriptor.
9112 (File_read::do_readv): Likewise.
9113 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9114 Update declarations.
9115 * layout.cc: Include "descriptors.h".
9116 (Layout::create_build_id): Use open_descriptor rather than open.
9117 * output.cc: Include "descriptors.h".
9118 (Output_file::open): Use open_descriptor rather than open.
9119 * archive.cc (Archive::const_iterator): Change Archive to be
9121 (Archive::begin, Archive::end): Make non-const.
9122 (Archive::count_members): Likewise.
9123 * archive.h (class Archive): Update declarations.
9124 * object.h (Object::read): Make non-const.
9125 * Makefile.am (CCFILES): Add descriptors.cc.
9126 (HFILES): Add descriptors.h.
9127 * Makefile.in: Rebuild.
9130 * gold.h: Always include <clocale>. Add Solaris workarounds
9131 following code in binutils/sysdep.h.
9134 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9135 this->eh_frame_hdr_ is NULL before using it.
9137 * dynobj.cc (Versions::Versions): Update comment.
9139 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9140 the base version name.
9142 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9143 array size plus one.
9144 (Stringpool_template::set_string_offsets): Subtract one from key
9145 before using it as an array index.
9146 (Stringpool_template::get_offset_with_length): Likewise.
9147 (Stringpool_template::write_to_buffer): Likewise.
9148 * stringpool.h (Stringpool_template::get_offset_from_key):
9151 2008-07-23 Ian Lance Taylor <iant@google.com>
9154 * object.h (Merged_symbol_value::value): Do our best to handle a
9158 * script.cc (Version_script_info::get_versions): Don't add empty
9159 version tag to return value.
9160 (Version_script_info::get_symbol_version_helper): Change return
9161 type to bool. Add pversion parameter. Change all callers.
9162 (script_register_vers_node): Don't require a non-NULL tag.
9163 * script.h (class Version_script_info): Update declarations.
9164 (Version_script_info::get_symbol_version): Change return type to
9165 bool. Add version parameter. Change all callers.
9166 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9167 handling. Handle an empty version from a version script.
9168 (Symbol_table::define_special_symbol): Likewise.
9169 * testsuite/ver_test_10.script: New file.
9170 * testsuite/ver_test_10.sh: New file.
9171 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9172 (check_DATA): Add ver_test_10.syms.
9173 (ver_test_10.syms, ver_test_10.so): New target.
9174 * testsuite/Makefile.in: Rebuild.
9176 2008-07-23 Simon Baldwin <simonb@google.com>
9178 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9179 to zero for undefined symbols from dynamic libraries.
9181 2008-07-23 Ian Lance Taylor <iant@google.com>
9183 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9185 * symtab.h (class Symbol_table): Update declaration.
9186 * testsuite/ver_test_9.cc: New file.
9187 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9188 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9189 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9190 (ver_test_9.so, ver_test_9.o): New targets.
9191 * testsuite/Makefile.in: Rebuild.
9193 2008-07-22 Ian Lance Taylor <iant@google.com>
9195 * options.h (class General_options): Define --check-sections.
9196 * layout.cc (Layout::set_segment_offsets): Handle
9199 * options.h (class General_options): Define -n/--nmagic and
9201 * options.cc (General_options::finalize): For -n/--nmagic or
9202 -N/--omagic, set -static.
9203 * layout.cc (Layout::attach_allocated_section_to_segment): If
9204 -N/--omagic, don't put read-only and read-write sections in
9206 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9207 finding a read-only segment.
9208 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9209 don't set the minimum segment alignment to the common page size,
9210 and don't set the file offset to the address modulo the page size.
9211 * script-sections.cc (Script_sections::create_segments): If
9212 -n/--omagic, don't put read-only and read-write sections in
9215 * cref.cc: New file.
9217 * options.h (class General_options): Add --print-symbol-counts.
9218 * main.cc (main): Issue defined symbol report if requested.
9219 * archive.cc (Archive::interpret_header): Make into a const member
9221 (Archive::add_symbols): Call Input_objects::archive_start and
9223 (Archive::const_iterator): Define new class.
9224 (Archive::begin, Archive::end): New functions.
9225 (Archive::include_all_members): Rewrite to use iterator.
9226 (Archive::count_members): New function.
9227 * archive.h (class Archive): Update declarations.
9228 (Archive::filename): New function.
9229 * object.cc: Include "cref.h".
9230 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9231 (Sized_relobj::do_get_global_symbol_counts): New function.
9232 (Input_objects::add_object): Add object to cross-referencer.
9233 (Input_objects::archive_start): New function.
9234 (Input_objects::archive_stop): New function.
9235 (Input_objects::print_symbol_counts): New function.
9236 * object.h: Declare Cref and Archive.
9237 (Object::get_global_symbol_counts): New function.
9238 (Object::do_get_global_symbol_counts): New pure virtual function.
9239 (class Sized_relobj): Add defined_count_ field. Update
9241 (class Input_objects): Add cref_ field. Update constructor.
9242 Update declarations.
9243 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9245 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9247 (Sized_dynobj::do_get_global_symbol_counts): New function.
9248 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9249 defined_count_. Update declarations. Define Symbols typedef.
9250 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9251 parameter. Change all callers.
9252 (Symbol_table::add_from_dynobj): Add sympointers and defined
9253 parameters. Change all callers.
9254 * symtab.h (class Symbol_table): Update declarations.
9255 * Makefile.am (CCFILES): Add cref.cc.
9256 (HFILES): Add cref.h.
9257 * Makefile.in: Rebuild.
9259 2008-07-22 Simon Baldwin <simonb@google.com>
9261 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9262 to zero when writing undefined symbols.
9264 2008-07-22 Ian Lance Taylor <iant@google.com>
9266 * output.cc (Output_section::add_input_section): Don't try to
9267 merge empty merge sections.
9269 2008-07-21 Craig Silverstein <csilvers@google.com>
9271 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9272 Include symbol version in error message.
9274 2008-07-20 Chris Demetriou <cgd@google.com>
9276 * configure.ac (gold_cv_c_random_seed): New configured variable.
9277 (RANDOM_SEED_CFLAGS): New substituted variable.
9278 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9279 * configure: Rebuild.
9280 * Makefile.in: Likewise.
9281 * testsuite/Makefile.in: Likewise.
9283 2008-07-18 Ian Lance Taylor <iant@google.com>
9285 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9286 where we see NAME/NULL and NAME/VERSION as separate symbols.
9287 * testsuite/ver_test_main.cc (main): Call t4.
9288 (t4, t4_2a): Define.
9289 * testsuite/ver_test_2.cc (t4_2): Define.
9290 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9291 * testsuite/ver_test_4.cc (t4_2a): Define.
9292 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9293 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9295 2008-07-17 Ian Lance Taylor <iant@google.com>
9297 * dynobj.cc (Versions::add_def): If we give an error about a
9298 missing version, go ahead and create the version anyhow.
9300 2008-07-10 Ian Lance Taylor <iant@google.com>
9302 Handle output sections with more than 0x7fffffff bytes.
9303 * object.h (class Relobj): Change map_to_output_ to
9304 output_sections_, and just keep a section pointer. Change all
9305 uses. Move comdat group support to Sized_relobj.
9306 (Relobj::is_section_specially_mapped): Remove.
9307 (Relobj::output_section): Remove poff parameter. Change all
9309 (Relobj::output_section_offset): New function.
9310 (Relobj::set_section_offset): Rewrite.
9311 (Relobj::map_to_output): Remove.
9312 (Relobj::output_sections): New function.
9313 (Relobj::do_output_section_offset): New pure virtual function.
9314 (Relobj::do_set_section_offset): Likewise.
9315 (class Sized_relobj): Add section_offsets_ field. Add comdat
9316 group support from Relobj. Update declarations.
9317 (Sized_relobj::get_output_section_offset): New function.
9318 (Sized_relobj::do_output_section_offset): New function.
9319 (Sized_relobj::do_set_section_offset): New function.
9320 * object.cc (Relobj::output_section_address): Remove.
9321 (Sized_relobj::Sized_relobj): Initialize new fields.
9322 (Sized_relobj::include_section_group): Cast find_kept_object to
9324 (Sized_relobj::include_linkonce_section): Likewise.
9325 (Sized_relobj::do_layout): Use separate arrays for output section
9327 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9329 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9330 output_sections and section_offsets.
9331 (Sized_relobj::write_local_symbols): Likewise.
9332 (map_to_kept_section): Compute output address directly.
9333 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9334 output_sections and section_offsets.
9335 (Sized_relobj::write_sections): Likewise.
9336 (Sized_relobj::relocate_sections): Likewise.
9337 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9338 * output.h (class Output_reloc): Update declarations. Change
9339 u2_.relobj to Sized_relobj*.
9340 (class Output_data_reloc): Change add functions to use
9342 * output.cc (Output_reloc::Output_reloc): Change relobj to
9344 (Output_reloc::local_section_offset): Change return type to
9345 Elf_Addr. Use get_output_section_offset.
9346 (Output_reloc::get_address): Likewise.
9347 (Output_section::is_input_address_mapped): Don't call
9348 is_section_specially_mapped.
9349 (Output_section::output_offset): Likewise.
9350 (Output_section::output_address): Likewise.
9351 (Output_section::starting_output_address): Likewise.
9352 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9353 parameter to Sized_relobj*.
9354 (Copy_relocs::need_copy_reloc): Likewise.
9355 (Copy_relocs::save): Likewise.
9356 * copy-relocs.h (class Copy_relocs): Update declarations.
9357 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9358 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9359 * target-reloc.h (relocate_for_relocatable): Change
9360 offset_in_output_section type to Elf_Addr. Change code that uses
9362 * layout.cc (Layout::layout): Always set *off.
9363 * mapfile.cc (Mapfile::print_input_section): Use
9364 output_section_offset.
9365 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9367 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9368 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9369 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9371 2008-07-03 Ian Lance Taylor <iant@google.com>
9373 * layout.cc (Layout::include_section): Do not discard unrecognized
9374 SHT_STRTAB sections.
9376 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9378 * script.cc (Lex::can_continue_name): Make '?' allowable in
9379 version-script names.
9380 * testsuite/version_script.map: Change glob pattern to use '?'
9382 2008-06-30 Manish Singh <yosh@gimp.org>
9385 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9388 2008-06-30 Ian Lance Taylor <iant@google.com>
9392 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9393 versions]: Don't try to read the value in the contents, since we
9394 don't use it. Use the template endianness when writing.
9396 2008-06-25 Cary Coutant <ccoutant@google.com>
9398 * fileread.cc (File_read::make_view): Assert on zero-length view.
9399 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9400 symbol table when there are no symbols to read.
9402 2008-06-23 Craig Silverstein <csilvers@google.com>
9404 * version.cc (version_string): Bump to 1.7
9406 2008-06-18 Craig Silverstein <csilvers@google.com>
9408 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9409 constant 0xFFFF to type Valtype.
9410 (Powerpc_relocate_functions::rel16_ha): Likewise.
9412 2008-06-17 Ian Lance Taylor <iant@google.com>
9414 * output.h (Output_section::Input_section): Initialize p2align_ to
9415 zero for Output_section_data constructors.
9416 (Output_section::Input_section::addralign): If not an input
9417 section, return the alignment of the Output_section_data.
9418 * testsuite/copy_test.cc: New file.
9419 * testsuite/copy_test_1.cc: New file.
9420 * testsuite/copy_test_2.cc: New file.
9421 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9422 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9423 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9424 (copy_test_1_pic.o, copy_test_1.so): New targets.
9425 (copy_test_2_pic.o, copy_test_2.so): New targets.
9426 * testsuite/Makefile.in: Rebuild.
9428 * script-sections.cc (Script_sections::place_orphan): Initialize
9429 local variable exact.
9431 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9433 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9435 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9436 David S. Miller <davem@davemloft.net>
9438 * powerpc.cc: New file.
9439 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9440 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9441 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9442 * Makefile.in: Rebuild.
9444 2008-06-09 Ian Lance Taylor <iant@google.com>
9446 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9448 (throwing, orig_terminate): New static variables.
9449 (terminate_handler): New static function.
9450 (t2): Set terminate handler.
9452 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9455 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9458 2008-05-30 Cary Coutant <ccoutant@google.com>
9460 * archive.cc (Archive::include_all_members) Correct to step
9461 over symbol table and extended name table in thin archives.
9463 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9466 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9469 2008-05-28 Caleb Howe <cshowe@google.com>
9471 * reduced_debug_output.cc: New file.
9472 * reduced_debug_output.h: New file.
9473 * options.h (class General_options): Add --strip-debug-non-line.
9474 * options.cc (General_options::finalize): Add strip_debug_non_line
9475 to the strip heirarchy.
9476 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9478 * layout.cc: Include "reduced_debug_output.h".
9479 (Layout::Layout): Initialize new fields.
9480 (line_only_debug_sections): New static array.
9481 (is_lines_only_debug_sections): New static inline function.
9482 (Layout::include_section): Handle --strip-debug-non-line.
9483 (Layout::make_output_section): If --strip-debug-non-line, build
9484 new output sections for .debug_abbrev and .debug_info.
9485 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9486 gold. Warn about possible overflow.
9487 (read_signed_LEB_128): Likewise.
9488 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9489 (read_signed_LEB_128): Declare.
9490 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9491 (HFILES): Add reduced_debug_output.h.
9492 * Makefile.in: Rebuild.
9494 2008-05-21 Ian Lance Taylor <iant@google.com>
9496 * mapfile.cc: New file.
9497 * mapfile.h: New file.
9498 * options.h (class General_options): Add -M/--print-map and -Map.
9499 * options.cc (General_options::finalize): Make -M equivalent to
9501 * main.cc: Include <cstdio> and "mapfile.h".
9502 (main): Open mapfile if requested.
9503 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9504 constructor. Change caller.
9505 (queue_initial_tasks): Add mapfile parameter. Change caller.
9506 (queue_middle_tasks): Likewise.
9507 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9509 * archive.cc: Include "mapfile.h".
9510 (Archive::add_symbols): Add mapfile parameter. Change all
9511 callers. Pass mapfile, symbol, and reason to include_member.
9512 (Archive::include_all_members): Add mapfile parameter. Change all
9514 (Archive::include_member): Add mapfile, sym, and why parameters.
9515 Change all callers. Report inclusion to map file.
9516 * archive.h: Include "fileread.h".
9517 (class Archive): Update declarations.
9518 (Archive::file): New const method.
9519 (class Add_archive_symbols): Add mapfile_ field. Update
9520 constructor. Change all callers.
9521 * readsyms.h (class Read_symbols): Likewise.
9522 (class Finish_group): Likewise.
9523 (class Read_script): Likewise.
9524 * common.cc: Include "mapfile.h".
9525 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9527 (Symbol_table::do_allocate_commons): Likewise.
9528 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9529 symbol allocation to mapfile.
9530 * common.h (class Allocate_commons_task): Add mapfile_ field.
9531 Update constructor. Change all callers.
9532 * symtab.h (class Symbol_table): Update declarations.
9533 * layout.cc: Include "mapfile.h".
9534 (Layout_task_runner::run): Print information to mapfile.
9535 (Layout::create_gold_note): Change Output_data_fixed_space to
9536 Output_data_zero_fill.
9537 (Layout::create_build_id): Likewise.
9538 (Layout::print_to_mapfile): New function.
9539 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9540 constructor. Change caller.
9541 (class Layout): Declare print_to_mapfile.
9542 * output.cc (Output_section::Input_section::print_to_mapfile): New
9544 (Output_section::add_input_section): If producing a map, always
9545 add to input_sections_ list.
9546 (Output_section::do_print_to_mapfile): New function.
9547 (Output_segment::print_sections_to_mapfile): New function.
9548 (Output_segment::print_section_list_to_mapfile): New function.
9549 * output.h: Include "mapfile.h".
9550 (Output_data::print_to_mapfile): New function.
9551 (Output_data::do_print_to_mapfile): New virtual function.
9552 (Output_segment_headers::do_print_to_mapfile): New function.
9553 (Output_file_header::do_print_to_mapfile): New function.
9554 (Output_data_const::do_print_to_mapfile): New function.
9555 (class Output_data_const_buffer): Add map_name_ field. Update
9556 constructor. Change all callers. Add do_print_to_mapfile
9558 (class Output_data_fixed_space): Likewise.
9559 (class Output_data_space): Likewise.
9560 (class Output_data_zero_fill): New class.
9561 (Output_data_strtab::do_print_to_mapfile): New function.
9562 (Output_data_reloc_base::do_print_to_mapfile): New function.
9563 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9564 (Output_data_group::do_print_to_mapfile): New function.
9565 (Output_data_got::do_print_to_mapfile): New function.
9566 (Output_data_dynamic::do_print_to_mapfile): New function.
9567 (Output_symtab_xindex::do_print_to_mapfile): New function.
9568 (class Output_section): Declare do_print_to_mapflie. Declare
9569 print_to_mapfile in Input_section.
9570 (class Output_segment): Declare new functions.
9571 * object.h (Sized_relobj::symbol_count): New function.
9572 * script-sections.cc
9573 (Output_section_element_dot_assignment::set_section_addresses):
9574 Change Output_data_fixed_space to Output_data_zero_fill.
9575 (Output_data_expression::do_print_to_mapfile): New function.
9576 * script.cc (read_input_script): Add mapfile parameter. Change
9578 * script.h (read_input_script): Update declaration.
9579 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9580 (Eh_frame::do_print_to_mapfile): New function.
9581 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9582 (Output_merge_string::do_print_to_mapfile): New function.
9583 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9585 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9587 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9589 * Makefile.am (CCFILES): Add mapfile.cc.
9590 (HFILES): Add mapfile.h.
9591 * Makefile.in: Rebuild.
9593 2008-05-19 Ian Lance Taylor <iant@google.com>
9595 * options.h (class General_options): Add -z relro.
9596 * layout.cc (Layout::Layout): Initialize relro_segment_.
9597 (Layout::add_output_section_data): Return the output section.
9598 (Layout::make_output_section): Rcognize relro sections and mark
9600 (Layout::attach_allocated_section_to_segment): Put relro sections
9601 in a PT_GNU_RELRO segment.
9602 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9604 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9606 (Layout::linkonce_mapping): Map d.rel.ro.local to
9608 (Layout::output_section_name): Us .data.rel.ro.local for any
9609 section which begins with that.
9610 * layout.h (class Layout): Update add_output_section_data
9611 declaration. Add relro_segment_ field.
9612 * output.cc (Output_section::Output_section): Initialize is_relro_
9613 and is_relro_local_ fields.
9614 (Output_segment::add_output_section): Group relro sections.
9615 (Output_segment::is_first_section_relro): New function.
9616 (Output_segment::maximum_alignment): If there is a relro section,
9617 align the segment to the common page size.
9618 (Output_segment::set_section_addresses): Track whether we are
9619 looking at relro sections. If the last section is a relro
9620 section, align to the common page size.
9621 (Output_segment::set_section_list_addresses): Add in_relro
9622 parameter. Change all callers. Align to the page size when
9623 moving from relro to non-relro section.
9624 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9626 * output.h (class Output_section): Add is_relro_ and
9627 is_relro_local_ fields.
9628 (Output_section::is_relro): New function.
9629 (Output_section::set_is_relro): New function.
9630 (Output_section::is_relro_local): New function.
9631 (Output_section::set_is_relro_local): New function.
9632 (class Output_segment): Update declarations.
9633 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9634 * sparc.cc (Target_sparc::got_section): Likewise.
9635 * x86_64.cc (Target_x86_64::got_section): Likewise.
9636 * testsuite/relro_test_main.cc: New file.
9637 * testsuite/relro_test.cc: New file.
9638 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9639 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9640 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9641 (relro_test.so, relro_test_pic.o): New targets.
9642 * testsuite/Makefile.in: Rebuild.
9644 2008-05-16 Ian Lance Taylor <iant@google.com>
9646 * output.cc (Output_segment::add_output_section): Remove front
9648 * output.h (class Output_segment): Remove
9649 add_initial_output_section and overloaded add_output_section.
9650 Update declaration of remaining add_output_section.
9651 * layout.cc (Layout::create_interp): Call add_output_section
9652 rather than add_initial_output_section.
9653 (Layout::finish_dynamic_section): Likewise.
9655 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9656 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9657 know the dynamic type.
9658 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9659 field. Initialize it in constructor.
9660 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9661 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9662 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9665 * output.cc (Output_reloc::get_address): Change return type to
9667 * output.h (class Output_reloc): Update get_address declaration.
9668 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9669 for section addresses.
9671 2008-05-09 Ian Lance Taylor <iant@google.com>
9674 * gold.cc (gold_nomem): Use return value of write.
9676 2008-05-08 Ian Lance Taylor <iant@google.com>
9678 * symtab.c (Symbol::init_base_output_data): Add version
9679 parameter. Change all callers.
9680 (Symbol::init_base_output_segment): Likewise.
9681 (Symbol::init_base_constant): Likewise.
9682 (Symbol::init_base_undefined): Likewise.
9683 (Sized_symbol::init_output_data): Likewise.
9684 (Sized_symbol::init_output_segment): Likewise.
9685 (Sized_symbol::init_constant): Likewise.
9686 (Sized_symbol::init_undefined): Likewise.
9687 (Symbol_table::do_define_in_output_data): If the new symbol has a
9688 version, mark it as the default.
9689 (Symbol_table::do_define_in_output_segment): Likewise.
9690 (Symbol_table::do_define_as_constant): Likewise.
9691 * symtab.h (class Symbol): Update declarations.
9692 (class Sized_symbol): Likewise.
9693 * resolve.cc (Symbol::override_version): New function.
9694 (Symbol::override_base): Call override_version.
9695 (Symbol::override_base_with_special): Likewise.
9696 * testsuite/ver_script_8.script: New file.
9697 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9698 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9699 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9700 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9702 2008-05-06 Ian Lance Taylor <iant@google.com>
9705 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9707 (class General_options): Remove existing --undefined, and add
9708 --no-undefined instead. Add new --undefined as synonym for -u.
9709 * archive.cc (Archive::add_symbols): Check whether symbol was
9711 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9712 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9713 all uses. Add IS_UNDEFINED. Update declarations to split
9714 different versions of init_base. Declare init_base_undefined.
9715 (Symbol::is_defined): Handle IS_UNDEFINED.
9716 (Symbol::is_undefined): Likewise.
9717 (Symbol::is_weak_undefined): Call is_undefined.
9718 (Symbol::is_absolute): Handle IS_CONSTANT.
9719 (class Sized_symbol): Update declarations to split different
9720 versions of init. Declare init_undefined.
9721 (class Symbol_table): Declare new functions.
9722 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9724 (Symbol::init_base_output_data): Likewise.
9725 (Symbol::init_base_output_segment): Likewise.
9726 (Symbol::init_base_constant): Likewise.
9727 (Symbol::init_base_undefined): New function.
9728 (Sized_symbol::init_object): Rename from init. Change all
9730 (Sized_symbol::init_output_data): Likewise.
9731 (Sized_symbol::init_output_segment): Likewise.
9732 (Sized_symbol::init_constant): Likewise.
9733 (Sized_symbol::init_undefined): New function.
9734 (Symbol_table::add_undefined_symbols_from_command_line): New
9736 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9738 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9739 (Symbol::output_section): Likewise.
9740 (Symbol::set_output_section): Likewise.
9741 (Symbol_table::sized_finalize_symbol): Likewise.
9742 (Symbol_table::sized_write_globals): Likewise.
9743 * resolve.cc (Symbol_table::should_override): Likewise.
9744 (Symbol::override_base_with_special): Likewise.
9746 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9747 symbol, change it to have default visibility.
9748 * testsuite/protected_1.cc: New file.
9749 * testsuite/protected_2.cc: New file.
9750 * testsuite/protected_3.cc: New file.
9751 * testsuite/protected_main_1.cc: New file.
9752 * testsuite/protected_main_2.cc: New file.
9753 * testsuite/protected_main_3.cc: New file.
9754 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9755 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9756 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9757 (protected_1.so): New target.
9758 (protected_1_pic.o, protected_2_pic.o): New targets.
9759 (protected_3_pic.o): New target.
9760 (check_PROGRAMS): Add protected_2.
9761 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9762 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9763 * testsuite/Makefile.in: Rebuild.
9765 * options.h (DEFINE_var): Add set_user_set_##varname__.
9766 (DEFINE_bool_alias): New macro.
9767 (class General_options): Define -Bstatic using DEFINE_bool_alias
9768 rather than DEFINE_special. Add --undefined as an alias for -z
9770 * options.cc (General_options::parse_Bstatic): Remove.
9772 * options.h (class General_options): Add --fatal-warnings.
9773 * main.cc (main): Implement --fatal-warnings.
9774 * errors.h (Errors::warning_count): New function.
9776 * options.h (class General_options): Add -Bsymbolic-functions.
9777 * symtab.h (Symbol::is_preemptible): Check for
9778 -Bsymbolic-functions.
9780 2008-05-05 Ian Lance Taylor <iant@google.com>
9782 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9783 as noVARNAME rather than no-VARNAME.
9784 (class General_options): Add option -z combreloc.
9785 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9787 (Output_reloc::sort_before) [SHT_REL]: New function.
9788 (Output_reloc::sort_before) [SHT_RELA]: New function.
9789 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9790 Sort_relocs_comparison.
9791 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9792 parameter. Change all callers.
9793 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9794 sort_relocs parameter. Change all callers.
9795 * output.cc (Output_reloc::get_address): New function, broken out
9797 (Output_reloc::write_rel): Call it.
9798 (Output_reloc::compare): New function.
9799 (Output_data_reloc_base::do_write): Optionally sort relocs.
9801 * configure.ac: If targ_extra_obj is set, link it in.
9802 * configure.tgt: Initialize all variables.
9803 (x86_64*): Set targ_extra_obj and targ_extra_size.
9804 * configure: Rebuild.
9806 * object.cc (Sized_relobj::include_section_group): Adjust section
9807 indexes read from group data. Build vector to pass to
9809 * layout.cc (Layout::layout_group): Add flags and shndxes
9810 parameters. Remove contents parameter. Change caller. Update
9811 explicit instantiations.
9812 * layout.h (class Layout): Update layout_group declaration.
9813 * output.cc (Output_data_group::Output_data_group): Add flags and
9814 input_shndxes parameters. Remove contents parameter. Change
9816 (Output_data_group::do_write): Change input_sections_ to
9818 * output.h (class Output_data_group): Update constructor
9819 declaration. Rename input_sections_ to input_shndxes_.
9820 * testsuite/many_sections_test.cc: Add template.
9822 2008-04-30 Cary Coutant <ccoutant@google.com>
9824 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9826 * layout.cc (Layout::include_section): Refactored check for debug
9828 (Layout::add_comdat): Add new parameters. Change type
9829 of signature parameter. Add object and shndx to signatures table.
9830 (Layout::find_kept_object): New function.
9831 * layout.h: Include <cstring>.
9832 (Layout::is_debug_info_section): New function.
9833 (Layout::add_comdat): Add new parameters.
9834 (Layout::find_kept_object): New function.
9835 (Layout::Kept_section): New struct.
9836 (Layout::Signatures): Change type of map range.
9837 * object.cc (Relobj::output_section_address): New function.
9838 (Sized_relobj::include_section_group): Add new parameters. Change
9839 calls to Layout::add_comdat. Change to build table of kept comdat
9840 groups and table mapping discarded sections to kept sections.
9841 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9842 (Sized_relobj::do_layout): Change calls to include_section_group and
9843 include_linkonce_section.
9844 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9845 value to zero when section is discarded.
9846 (Sized_relobj::map_to_kept_section): New function.
9847 * object.h (Relobj::output_section_address): New function.
9848 (Relobj::Comdat_group): New type.
9849 (Relobj::find_comdat_group): New function.
9850 (Relobj::Comdat_group_table): New type.
9851 (Relobj::Kept_comdat_section): New type.
9852 (Relobj::Kept_comdat_section_table): New type.
9853 (Relobj::add_comdat_group): New function.
9854 (Relobj::set_kept_comdat_section): New function.
9855 (Relobj::get_kept_comdat_section): New function.
9856 (Relobj::comdat_groups_): New field.
9857 (Relobj::kept_comdat_sections_): New field.
9858 (Symbol_value::input_value): Update comment.
9859 (Sized_relobj::map_to_kept_section) New function.
9860 (Sized_relobj::include_linkonce_section): Add new parameter.
9861 * target-reloc.h (Comdat_behavior): New type.
9862 (get_comdat_behavior): New function.
9863 (relocate_section): Add code to map a discarded section to the
9864 corresponding kept section when applying a relocation.
9866 2008-04-30 Craig Silverstein <csilvers@google.com>
9868 * dwarf_reader.cc (next_generation_count): New static var.
9869 (Addr2line_cache_entry): New struct.
9870 (addr2line_cache): New static var.
9871 (Dwarf_line_info::one_addr2line): Added caching.
9872 (Dwarf_line_info::clear_addr2line_cache): New function.
9873 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9874 cache-size parameter.
9875 (Dwarf_line_info::one_addr2line_cache): New function.
9876 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9877 new cache-size argument to one_addr2line(), and clear cache.
9879 2008-04-28 Cary Coutant <ccoutant@google.com>
9881 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9882 R_386_PC8 relocations.
9884 2008-04-23 Ian Lance Taylor <iant@google.com>
9886 * object.cc (Sized_relobj::include_section_group): Check for
9887 invalid section group.
9889 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9892 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9893 than read for file header.
9894 * archive.cc (Archive::include_member): Likewise.
9896 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9898 * aclocal.m4: Regenerate.
9899 * configure: Regenerate.
9901 2008-04-19 Ian Lance Taylor <iant@google.com>
9903 * version.cc (version_string): Bump to 1.6.
9905 * testsuite/Makefile.am (many_sections_r_test): New target.
9906 (many_sections_r_test_SOURCES): Remove.
9907 (many_sections_r_test_DEPENDENCIES): Remove.
9908 (many_sections_r_test_LDFLAGS): Remove.
9909 (many_sections_r_test_LDADD): Remove.
9911 * object.cc (Sized_relobj::do_add_symbols): Always pass
9912 local_symbol_count_ to add_from_relobj.
9914 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9915 every thousand variables.
9916 * testsuite/Makefile.in: Rebuild.
9918 * object.cc (Xindex::initialize_symtab_xindex): New function.
9919 (Xindex::read_symtab_xindex): New function.
9920 (Xindex::sym_xindex_to_shndx): New function.
9921 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9923 (Sized_relobj::do_initialize_xindex): New function.
9924 (Sized_relobj::do_read_symbols): Adjust section links.
9925 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9926 parameter. Change all callers.
9927 (Sized_relobj::include_section_group): Adjust section links and
9928 symbol section indexes.
9929 (Sized_relobj::do_layout): Adjust section links.
9930 (Sized_relobj::do_count_local_symbols): Adjust section links and
9931 symbol section indexes.
9932 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9933 ordinary and special symbols.
9934 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9935 dynsym_xindex parameters. Change all callers. Adjust section
9936 links. Use SHN_XINDEX when needed.
9937 (Sized_relobj::get_symbol_location_info): Adjust section links.
9938 Don't get fooled by special symbols.
9939 * object.h (class Xindex): Define.
9940 (class Object): Add xindex_ parameter. Declare virtual functoin
9941 do_initialize_xindex.
9942 (Object::adjust_sym_shndx): New function.
9943 (Object::set_xindex): New protected function.
9944 (class Symbol_value): Add is_ordinary_shndx_ field.
9945 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9946 (Symbol_value::value): Assert ordinary section.
9947 (Symbol_value::initialize_input_to_output_map): Likewise.
9948 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9950 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9952 (class Sized_relobj): Update declarations.
9953 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9954 parameter. Change all callers.
9955 (Sized_relobj::adjust_shndx): New function.
9956 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9958 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9959 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9960 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9961 (Sized_dynobj::read_dynsym_section): Adjust section links.
9962 (Sized_dynobj::read_dynamic): Likewise.
9963 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9965 (Sized_dynobj::do_initialize_xindex): New function.
9966 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9967 do_initialize_xindex.
9968 (Sized_dynobj::adjust_shndx): New function.
9969 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9970 dynsym_xindex_ fields.
9971 (Layout::finalize): Add a call to set_section_indexes before
9972 creating the symtab sections.
9973 (Layout::set_section_indexes): Don't do anything if the section
9974 already has a section index.
9975 (Layout::create_symtab_sections): Add shnum parameter. Change
9976 caller. Create .symtab_shndx section if needed.
9977 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9979 (Layout::allocated_output_section_count): New function.
9980 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9982 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9983 fields. Update declarations.
9984 (Layout::symtab_xindex): New function.
9985 (Layout::dynsym_xindex): New function.
9986 (class Write_symbols_task): Add layout_ field.
9987 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9989 * output.cc (Output_section_headers::Output_section_headers): Add
9990 shstrtab_section parameter. Change all callers.
9991 (Output_section_headers::do_sized_write): Store overflow values
9992 for section count and section string table section index in
9993 section header zero.
9994 (Output_file_header::do_sized_write): Check for overflow of
9995 section count and section string table section index.
9996 (Output_symtab_xindex::do_write): New function.
9997 (Output_symtab_xindex::endian_do_write): New function.
9998 * output.h (class Output_section_headers): Add shstrtab_section_.
9999 Update declarations.
10000 (class Output_symtab_xindex): Define.
10001 (Output_section::has_out_shndx): New function.
10002 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10004 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10005 Change all callers.
10006 (Sized_symbol::init): Likewise.
10007 (Symbol::output_section): Check for ordinary symbol.
10008 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10009 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10011 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10012 Change all callers. Simplify handling of symbols from sections
10013 not included in the link.
10014 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10016 (Weak_alias_sorter::operator()): Assert that symbols are
10018 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10020 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10021 parameters. Change all callers.
10022 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10023 symbol distinction. Use SHN_XINDEX when needed.
10024 (Symbol_table::write_section_symbol): Add symtab_xindex
10025 parameter. Change all callers.
10026 (Symbol_table::sized_write_section_symbol): Likewise. Use
10027 SHN_XINDEX when needed.
10028 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10030 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10031 (Symbol::is_defined): Check is_ordinary.
10032 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10033 (Symbol::is_absolute, Symbol::is_common): Likewise.
10034 (class Sized_symbol): Update declarations.
10035 (class Symbol_table): Update declarations.
10036 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10037 parameters. Change all callers.
10038 (Sized_symbol::override): Likewise.
10039 (Symbol_table::override): Likewise.
10040 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10041 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10042 is_ordinary, and orig_st_shndx parameters. Change all callers.
10043 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10044 to be in an ordinary section.
10045 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10046 object and is_ordinary parameters. Change all callers.
10047 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10048 Change all callers. Don't add undefined or non-ordinary symbols
10050 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10051 Change all callers.
10052 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10054 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10055 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10056 (Sized_relobj::relocate_sections): Likewise.
10057 * target-reloc.h (scan_relocs): Adjust section symbol index.
10058 (scan_relocatable_relocs): Likewise.
10059 * i386.cc (Scan::local): Check for ordinary symbols.
10060 * sparc.cc (Scan::local): Likewise.
10061 * x86_64.cc (Scan::local): Likewise.
10062 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10063 to symbol_section_and_value.
10064 * testsuite/many_sections_test.cc: New file.
10065 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10066 (check_PROGRAMS): Add many_sections_test.
10067 (many_sections_test_SOURCES): Define.
10068 (many_sections_test_DEPENDENCIES): Define.
10069 (many_sections_test_LDFLAGS): Define.
10070 (BUILT_SOURCES): Add many_sections_define.h.
10071 (many_sections_define.h): New target.
10072 (BUILT_SOURCES): Add many_sections_check.h.
10073 (many_sections_check.h): New target.
10074 (check_PROGRAMS): Add many_sections_r_test.
10075 (many_sections_r_test_SOURCES): Define.
10076 (many_sections_r_test_DEPENDENCIES): Define.
10077 (many_sections_r_test_LDFLAGS): Define.
10078 (many_sections_r_test_LDADD): Define.
10079 (many_sections_r_test.o): New target.
10080 * testsuite/Makefile.in: Rebuild.
10082 2008-04-17 Cary Coutant <ccoutant@google.com>
10084 * errors.cc (Errors::info): New function.
10085 (gold_info): New function.
10086 * errors.h (Errors::info): New function.
10087 * gold.h (gold_info): New function.
10088 * object.cc (Input_objects::add_object): Print trace output.
10089 * options.cc (options::parse_set): New function.
10090 (General_options::parse_wrap): Deleted.
10091 (General_options::General_options): Deleted initializer.
10092 * options.h (options::String_set): New typedef.
10093 (options::parse_set): New function.
10094 (DEFINE_set): New macro.
10095 (General_options::wrap): Changed to use DEFINE_set. Changed
10096 callers of any_wrap_symbols and is_wrap_symbol.
10097 (General_options::trace, General_options::trace_symbol):
10099 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10100 (General_options::wrap_symbols_): Deleted.
10101 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10103 2008-04-17 David S. Miller <davem@davemloft.net>
10105 * options.cc (General_options::parse_V): New function.
10106 * options.h: Add entries for -V and -Qy.
10108 2008-04-17 Ian Lance Taylor <iant@google.com>
10110 * common.cc (Symbol_table::allocate_commons): Remove options
10111 parameter. Change caller.
10112 (Symbol_table::do_allocate_commons): Remove options parameter.
10113 Change caller. Just call do_allocate_commons_list twice.
10114 (Symbol_table::do_allocate_commons_list): New function, broken out
10115 of do_allocate_commons.
10116 * common.h (class Allocate_commons_task): Remove options_ field.
10117 Update constructor.
10118 * symtab.cc (Symbol_table::Symbol_table): Initialize
10120 (Symbol_table::add_from_object): Put TLS common symbols on
10122 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10123 which are IN_OUTPUT_DATA.
10124 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10125 allocate_commons and do_allocate_commons declarations. Declare
10126 do_allocate_commons_list.
10127 * gold.cc (queue_middle_tasks): Update creation of
10128 Allocate_commons_task to not pass options.
10129 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10130 (TLS_TEST_C_FLAGS): New variable.
10131 (tls_test_c_pic.o): New target.
10132 (tls_test_shared.so): Link in tls_test_c_pic.o.
10133 (tls_test_c_pic_ie.o): New target.
10134 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10135 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10136 (tls_test_c.o): New target.
10137 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10138 (tls_pic_test_LDADD): Likewise.
10139 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10140 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10141 (tls_test_c_gnu2.o): New target.
10142 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10144 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10145 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10146 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10147 * testsuite/tls_test.cc: Include "config.h".
10148 (t_last): Call t11_last.
10149 * testsuite/tls_test.h (t11, t11_last): Declare.
10150 * testsuite/tls_test_c.c: New file.
10151 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10152 * configure.ac: Check for OpenMP support.
10153 * configure, config.in, Makefile.in: Rebuild.
10154 * testsuite/Makefile.in: Rebuild.
10156 2008-04-16 Cary Coutant <ccoutant@google.com>
10158 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10159 (Target_i386::tls_base_symbol_defined_): New field.
10160 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10161 (Target_i386::Scan::global): Likewise.
10162 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10163 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10164 (Target_x86_64::tls_base_symbol_defined_): New field.
10165 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10166 (Target_x86_64::Scan::global): Likewise.
10168 2008-04-16 Cary Coutant <ccoutant@google.com>
10170 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10171 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10172 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10173 building shared libraries.
10174 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10175 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10176 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10177 * testsuite/Makefile.in: Rebuild.
10178 * testsuite/weak_undef.h: New file.
10179 * testsuite/weak_undef_file1.cc: Add extra test cases.
10180 * testsuite/weak_undef_file2.cc: Likewise.
10181 * testsuite/weak_undef_test.cc: Likewise.
10183 2008-04-16 David S. Miller <davem@davemloft.net>
10185 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10186 Add issued_non_pic_error_ field. Declare check_non_pic.
10187 (Target_sparc::Scan::check_non_pic): New function.
10188 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10189 (Target_sparc::Scan::global): Likewise.
10191 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10192 * configure: Rebuild.
10194 * options.h (DEFINE_enable): New macro.
10195 (new_dtags): New enable option.
10196 (initfirst, interpose, loadfltr, nodefaultlib,
10197 nodelete, nodlopen, nodump): New -z options.
10198 * layout.cc (Layout:finish_dynamic_section): If new
10199 dtags enabled, emit DT_RUNPATH. Also, emit a
10200 DT_FLAGS_1 containing any specified -z flags.
10202 2008-04-16 Ian Lance Taylor <iant@google.com>
10204 * copy-relocs.cc: New file.
10205 * copy-relocs.h: New file.
10206 * reloc.cc: Remove Copy_relocs code.
10207 * reloc.h: Likewise.
10208 * reloc-types.h (struct Reloc_types) [both versions]: Add
10209 get_reloc_addend_noerror.
10210 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10211 variants of add_global which take an addend which must be zero.
10212 * i386.cc: Include "copy-relocs.h".
10213 (class Target_i386): Change type of copy_relocs_ to variable,
10214 update initializer.
10215 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10216 Change all callers.
10217 (Target_i386::do_finalize_sections): Change handling of
10219 * sparc.cc: Include "copy-relocs.h".
10220 (class Target_sparc): Change type of copy_relocs_ to variable,
10221 update initializer.
10222 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10223 Change all callers.
10224 (Target_sparc::do_finalize_sections): Change handling of
10226 * x86_64.cc: Include "copy-relocs.h".
10227 (class Target_x86_64): Change type of copy_relocs_ to variable,
10228 update initializer.
10229 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10230 class. Change all callers.
10231 (Target_x86_64::do_finalize_sections): Change handling of
10233 * Makefile.am (CCFILES): Add copy-relocs.cc.
10234 (HFILES): Add copy-relocs.h.
10236 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10238 * testsuite/script_test_4.sh: Permit leading zeroes.
10240 2008-04-15 Ian Lance Taylor <iant@google.com>
10242 * script-sections.cc (Script_sections::create_segments): Use
10243 header_size_adjustment even when there is enough room for the
10245 * testsuite/script_test_4.sh: New file.
10246 * testsuite/script_test_4.t: New file.
10247 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10248 (check_DATA): Add script_test_4.stdout.
10249 (MOSTLYCLEANFILES): Likewise.
10250 (script_test_4): New target.
10251 (script_test_4.stdout): New target.
10252 * testsuite/Makefile.in: Rebuild.
10254 * sparc.cc: Add definitions for Output_data_plt_sparc class
10257 2008-04-14 David S. Miller <davem@davemloft.net>
10259 * sparc.cc: New file.
10260 * Makefile.am (TARGETSOURCES): Add sparc.cc
10261 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10262 * configure.tgt: Document targ_extra_size and
10263 targ_extra_big_endian. Add entries for sparc-* and
10265 * configure.ac: Handle targ_extra_size and
10266 targ_extra_big_endian.
10267 * Makefile.in: Rebuild.
10268 * configure: Likewise.
10269 * po/POTFILES.in: Likewise.
10270 * po/gold.pot: Likewise.
10272 2008-04-14 Ian Lance Taylor <iant@google.com>
10274 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10275 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10276 in the name/type/flags to section mapping. Don't call
10277 allocate_output_section.
10278 (Layout::choose_output_section): Change parameter from adjust_name
10279 to is_input_section. Don't permit input sections after sections
10280 are attached to segments. Don't call allocate_output_section.
10281 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10282 not write_enable_output_section.
10283 (Layout::make_output_section): Don't push to
10284 unattached_section_list_ nor call attach_to_segment. Call
10285 attach_section_to_segment if sections are attached.
10286 (Layout::attach_sections_to_segments): New function.
10287 (Layout::attach_section_to_segment): New function.
10288 (Layout::attach_allocated_section_to_segment): Rename from
10289 attach_to_segment. Remove flags parameter.
10290 (Layout::allocate_output_section): Remove function.
10291 (Layout::write_enable_output_section): Remove function.
10292 * layout.h (class Layout): Update for above changes. Add new
10293 field sections_are_attached_.
10294 * output.h (Output_section::update_flags_for_input_section): New
10296 * output.cc (Output_section::add_input_section): Call
10297 update_flags_for_input_section.
10298 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10300 2008-04-11 Cary Coutant <ccoutant@google.com>
10302 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10303 thought unnecessary.
10304 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10306 2008-04-11 Ian Lance Taylor <iant@google.com>
10308 * output.h (class Output_section_data): Remove inline definition
10310 * output.cc (Output_section_data::set_addralign): New function.
10312 2008-04-11 Cary Coutant <ccoutant@google.com>
10314 Add support for TLS descriptors for i386 and x86_64.
10315 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10316 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10317 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10319 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10320 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10321 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10323 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10324 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10325 Fix problem with initial-exec relocations.
10326 (Target_i386::Relocate::relocate_tls): Likewise.
10327 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10329 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10330 support for section-plus-offset dynamic table entries.
10331 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10332 (Output_data_dynamic::Dynamic_entry): Add support for
10333 section-plus-offset dynamic table entries.
10334 (Output_data_dynamic::Classification): Likewise.
10335 (Output_data_dynamic::classification_): Renamed offset_.
10336 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10337 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10338 (Target_x86_64::make_plt_section): New function.
10339 (Target_x86_64::reserve_tlsdesc_entries): New function.
10340 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10341 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10342 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10343 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10344 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10345 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10346 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10347 add extra PLT entry for TLS descriptors.
10348 (Output_data_plt_x86_64::got_): New field.
10349 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10350 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10352 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10354 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10355 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10356 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10357 R_386_TLS_DESC_CALL relocations.
10358 (Target_x86_64::Scan::global): Likewise.
10359 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10360 for TLS descriptors.
10361 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10362 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10363 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10364 GD-to-IE relaxation.
10365 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10366 and TLS_DESCRIPTORS.
10367 * Makefile.in: Rebuild.
10368 * configure: Rebuild.
10369 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10370 (tls_test_shared2.so): New target.
10371 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10372 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10373 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10374 (tls_shared_gd_to_ie_test_LDADD): New variable.
10375 (tls_shared_gnu2_gd_to_ie_test): New target.
10376 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10378 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10379 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10380 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10381 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10382 (tls_shared_gnu2_test): New target.
10383 (tls_test_gnu2_shared.so): New target.
10384 (tls_shared_gnu2_test_SOURCES): New variable.
10385 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10386 (tls_shared_gnu2_test_LDFLAGS): New variable.
10387 (tls_shared_gnu2_test_LDADD): New variable.
10388 * testsuite/Makefile.in: Rebuild.
10389 * testsuite/Makefile.
10391 2008-04-11 Ian Lance Taylor <iant@google.com>
10393 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10395 * testsuite/Makefile.in: Rebuild.
10397 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10399 * testsuite/script_test_2.cc (main): Adjust test.
10401 2008-04-11 David S. Miller <davem@davemloft.net>
10402 Ian Lance Taylor <iant@google.com>
10404 * options.h (General_options): Add entries for '-Y' and
10406 * options.cc (General_options:finalize): If -Y was used, add those
10407 entries to the library path instead of the default "/lib" and
10410 2008-04-11 David S. Miller <davem@davemloft.net>
10412 * testsuite/justsyms.t: Start at 0x100.
10413 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10414 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10416 * testsuite/script_test_2.cc: Adjust string and section length
10419 2008-04-09 Ian Lance Taylor <iant@google.com>
10422 * script-sections.cc (Sections_element::allocate_to_segment): Add
10424 (Output_section_definition::allocate_to_segment): Likewise.
10425 (Orphan_output_section::allocate_to_segment): Likewise.
10426 (Script_sections::attach_sections_using_phdrs_clause): Don't
10427 propagate non-PT_LOAD segments to orphan sections.
10428 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10429 readelf rather than objdump.
10430 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10431 .interp section and PT_INTERP segment are the same size.
10432 * testsuite/Makefile.in: Rebuild.
10434 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10435 aliases for symbols defined in the same object.
10436 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10437 (weak_alias_test_SOURCES): New variable.
10438 (weak_alias_test_DEPENDENCIES): New variable.
10439 (weak_alias_test_LDFLAGS): New variable.
10440 (weak_alias_test_LDADD): New variable.
10441 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10442 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10443 (weak_alias_test_3.o): New target.
10444 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10445 * testsuite/weak_alias_test_main.cc: New file.
10446 * testsuite/weak_alias_test_1.cc: New file.
10447 * testsuite/weak_alias_test_2.cc: New file.
10448 * testsuite/weak_alias_test_3.cc: New file.
10450 2008-04-08 Ian Lance Taylor <iant@google.com>
10452 * options.h (class General_options): Add --noinhibit-exec option.
10453 * main.cc (main): Check --noinhibit-exec.
10455 * options.h (class General_options): Define --wrap as a special
10456 option. Add wrap_symbols_ field.
10457 (General_options::any_wrap_symbols): New function.
10458 (General_options::is_wrap_symbol): New function.
10459 * options.cc (General_options::parse_wrap): New function.
10460 (General_options::General_options): Initialize wrap_symbols_.
10461 * symtab.cc (Symbol_table::wrap_symbol): New function.
10462 (Symbol_table::add_from_object): Handle --wrap.
10463 * symtab.h (class Symbol_table): Declare wrap_symbol.
10464 * target.h (Target::wrap_char): New function.
10465 (Target::Target_info): Add wrap_char field.
10466 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10467 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10468 * testsuite/testfile.cc (Target_test::test_target_info):
10471 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10474 * layout.h (class Layout): Add added_eh_frame_data_ field.
10475 * layout.cc (Layout::Layout): Initialize new field.
10476 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10477 output section until we find a section we merged successfully.
10478 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10479 that the size be non-zero.
10481 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10484 2008-04-08 Craig Silverstein <csilvers@google.com>
10486 * configure.ac: Export new conditional variable HAVE_ZLIB.
10487 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10489 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10490 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10492 2008-04-07 Ian Lance Taylor <iant@google.com>
10494 * version.cc (version_string): Set to "1.5".
10496 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10497 Add issued_non_pic_error_ field. Declare check_non_pic.
10498 (Target_x86_64::Scan::check_non_pic): New function.
10499 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10500 (Target_x86_64::Scan::global): Likewise.
10502 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10503 addend parameter. Change caller. Handle merge sections.
10504 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10505 Address to Addend. Don't add in the result of
10506 local_section_offset, pass down the addend and use the returned
10508 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10509 Update declarations of local_section_offset and symbol_value.
10510 * testsuite/two_file_test_1.cc (t18): New function.
10511 * testsuite/two_file_test_2.cc (f18): New function.
10512 * testsuite/two_file_test_main.cc (main): Call t18.
10513 * testsuite/two_file_test.h (t18, f18): Declare.
10515 * configure.ac: Don't test for objdump, c++filt, or readelf.
10516 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10518 (TEST_READELF): New variable.
10519 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10520 (check_PROGRAMS): Add two_file_strip_test.
10521 (two_file_strip_test): New target.
10522 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10523 (two_file_same_shared_strip_test_SOURCES): New variable.
10524 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10525 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10526 (two_file_same_shared_strip_test_LDADD): New variable.
10527 (two_file_shared_strip.so): New target.
10528 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10529 (ver_test_5.syms, ver_test_7.syms): Likewise.
10530 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10531 (strip_test_3.stdout): Use TEST_OBJDUMP.
10532 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10534 2008-04-04 Cary Coutant <ccoutant@google.com>
10536 * symtab.h (Symbol::is_weak_undefined): New function.
10537 (Symbol::is_strong_undefined): New function.
10538 (Symbol::is_absolute): New function.
10539 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10540 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10542 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10543 (weak_undef_test): New target.
10544 * testsuite/Makefile.in: Rebuild.
10545 * testsuite/weak_undef_file1.cc: New file.
10546 * testsuite/weak_undef_file2.cc: New file.
10547 * testsuite/weak_undef_test.cc: New file.
10549 2008-04-03 Craig Silverstein <csilvers@google.com>
10551 * compressed_output.h (class Output_compressed_section): Use
10553 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10555 (zlib_compressed_suffix): Removed.
10556 (Output_compressed_section::set_final_data_size): Use unsigned
10558 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10559 Fix linker invocation.
10560 (flagstest_o_specialfile_and_compress_debug_sections):
10562 * testsuite/Makefile.in: Regenerated.
10564 2008-04-02 David S. Miller <davem@davemloft.net>
10566 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10567 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10569 2008-04-02 Craig Silverstein <csilvers@google.com>
10573 2008-04-02 Ian Lance Taylor <iant@google.com>
10575 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10576 parameters. Update for new key type to views_. Change all
10578 (File_read::read): Adjust for byteshift in returned view.
10579 (File_read::add_view): New function, broken out of
10580 find_and_make_view.
10581 (File_read::make_view): New function, broken out of
10582 find_and_make_view.
10583 (File_read::find_or_make_view): Add offset and aligned
10584 parameters. Rewrite accordingly. Change all callers.
10585 (File_read::get_view): Add offset and aligned parameters. Adjust
10586 for byteshift in return value.
10587 (File_read::get_lasting_view): Likewise.
10588 * fileread.h (class File_read): Update declarations.
10589 (class File_read::View): Add byteshift_ field. Add byteshift to
10590 constructor. Add byteshift method.
10591 * archive.h (Archive::clear_uncached_views): New function.
10592 (Archive::get_view): Add aligned parameter. Change all callers.
10593 * object.h (Object::get_view): Add aligned parameter. Change all
10595 (Object::get_lasting_view): Likewise.
10597 * fileread.cc (File_read::release): Don't call clear_views if
10598 there are multiple objects.
10599 * fileread.h (File_read::clear_uncached_views): New function.
10600 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10603 2008-03-31 Cary Coutant <ccoutant@google.com>
10605 Add thin archive support.
10606 * archive.cc (Archive::armagt): New const.
10607 (Archive::setup): Remove task parameter and calls to unlock.
10608 (Archive::unlock_nested_archives): New function.
10609 (Archive::read_header): Add nested_off parameter. Change
10611 (Archive::interpret_header): Likewise.
10612 (Archive::include_all_members): Change to handle thin
10614 (Archive::include_member): Likewise.
10615 * archive.h (Archive::Archive): Add new parameters and
10617 (Archive::armagt): New const.
10618 (Archive::setup): Remove task parameter.
10619 (Archive::unlock_nested_archives): New function.
10620 (Archive::read_header): Add nested_off parameter.
10621 (Archive::interpret_header): Likewise.
10622 (Archive::Nested_archive_table): New typedef.
10623 (Archive::is_thin_archive_): New field.
10624 (Archive::nested_archives_): New field.
10625 (Archive::options_): New field.
10626 (Archive::dirpath_): New field.
10627 (Archive::task_): New field.
10628 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10629 for thin archives. Pass additional parameters to
10630 Archive::Archive. Unlock the archive file after calling
10633 2008-03-29 Ian Lance Taylor <iant@google.com>
10635 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10636 version symbol to be local.
10637 * testsuite/ver_test_4.sh: New file.
10638 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10639 (check_DATA): Add ver_test_4.syms.
10640 (ver_test_4.syms): New target.
10641 * testsuite/Makefile.in: Rebuild.
10644 (Output_section::Input_section_sort_entry::has_priority): New
10646 (Output_section::Input_section_sort_entry::match_file_name): New
10648 (Output_section::Input_section_sort_entry::match_section_name):
10650 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10652 (Output_section::Input_section_sort_entry::match_section_file):
10654 (Output_section::Input_section_sort_compare::operator()): Rewrite
10655 using new Input_section_sort_entry functions. Sort crtbegin and
10656 crtend first. Sort sections with no priority before sections with
10658 * testsuite/initpri1.c (d3): Check j != 4.
10659 (cd5): New constructor/destructor function.
10660 (main): Check j != 2.
10662 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10663 new symbol when resolving, don't call set_is_default.
10664 * testsuite/ver_test_7.cc: New file.
10665 * testsuite/ver_test_7.sh: New file.
10666 * testsuite/Makefile.am (ver_test_7.so): New target.
10667 (ver_test_7.o): New target.
10668 (check_SCRIPTS): Add ver_test_7.sh.
10669 (check_DATA): Add ver_test_7.syms.
10670 (ver_test_7.syms): New target.
10672 2008-03-28 Ian Lance Taylor <iant@google.com>
10674 * layout.cc (Layout::layout): If we see an input section with a
10675 name that needs sorting, set the must_sort flag for the output
10677 (Layout::make_output_section): If the name of the output section
10678 indicates that it might require sorting, set the may_sort flag.
10679 * output.h (Output_section::may_sort_attached_input_sections): New
10681 (Output_section::set_may_sort_attached_input_sections): New
10683 (Output_section::must_sort_attached_input_sections): New
10685 (Output_section::set_must_sort_attached_input_sections): New
10687 (class Output_section): Declare Input_section_sort_entry. Define
10688 Input_section_sort_compare. Declare
10689 sort_attached_input_sections. Add new fields:
10690 may_sort_attached_input_sections_,
10691 must_sort_attached_input_sections_,
10692 attached_input_sections_are_sorted_.
10693 * output.cc (Output_section::Output_section): Initialize new
10695 (Output_section::add_input_section): Add an entry to
10696 input_sections_ if may_sort or must_sort are true.
10697 (Output_section::set_final_data_size): Call
10698 sort_attached_input_sections if necessary.
10699 (Output_section::Input_section_sort_entry): Define new class.
10700 (Output_section::Input_section_sort_compare::operator()): New
10702 (Output_section::sort_attached_input_sections): New function.
10703 * configure.ac: Check whether the compiler supports constructor
10704 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10705 * testsuite/initpri1.c: New file.
10706 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10707 CONSTRUCTOR_PRIORITY.
10708 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10709 (initpri1_LDFLAGS): New variable.
10710 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10712 2008-03-27 Ian Lance Taylor <iant@google.com>
10714 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10715 * testsuite/common_test_1.c: New file.
10716 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10717 (common_test_1_SOURCES): New variable.
10718 (common_test_1_DEPENDENCIES): New variable.
10719 (common_test_1_LDFLAGS): New variable.
10721 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10722 and commons_ correctly when NAME/VERSION does not override
10724 * testsuite/ver_test_6.c: New file.
10725 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10726 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10727 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10729 2008-03-26 Ian Lance Taylor <iant@google.com>
10731 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10732 of an undefined symbol from a version script.
10733 * testsuite/Makefile.am (ver_test_5.so): New target.
10734 (ver_test_5.o): New target.
10735 (check_SCRIPTS): Add ver_test_5.sh.
10736 (check_DATA): Add ver_test_5.syms.
10737 (ver_test_5.syms): New target.
10738 * testsuite/ver_test_5.cc: New file.
10739 * testsuite/ver_test_5.script: New file.
10740 * testsuite/ver_test_5.sh: New file.
10741 * Makefile.in, testsuite/Makefile.in: Rebuild.
10744 Fix problems building gold with gcc 4.3.0.
10745 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10746 (gold_error_at_location, gold_warning_at_location): Use it.
10747 * configure.ac: Check whether we can compile and use a template
10748 function with a printf attribute.
10749 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10750 when jumping over bytes.
10751 * object.cc: Instantiate Object::read_section_data.
10752 * debug.h: Include <cstring>
10753 * dwarf_reader.cc: Include <algorithm>
10754 * main.cc: Include <cstring>.
10755 * options.cc: Include <cstring>.
10756 * output.cc: Include <cstring>.
10757 * script.cc: Include <cstring>.
10758 * script.h: Include <string>.
10759 * symtab.cc: Include <cstring> and <algorithm>.
10760 * target-select.cc: Include <cstring>.
10761 * version.cc: Include <string>.
10762 * testsuite/testmain.cc: Include <cstdlib>.
10763 * configure, config.in: Rebuild.
10765 2008-03-25 Ian Lance Taylor <iant@google.com>
10767 * options.cc: Include "../bfd/bfdver.h".
10768 (options::help): Print bug reporting address.
10770 * version.cc (print_version): Adjust output for current value of
10771 BFD_VERSION_STRING.
10775 * options.cc (options::help): Print list of supported targets.
10776 * target-select.h: Include <vector>.
10777 (class Target_selector): Make machine_, size_, and is_big_endian_
10778 fields const. Add bfd_name_ and instantiated_target_ fields.
10779 (Target_selector::Target_selector): Add bfd_name parameter.
10780 (Target_selector::recognize): Make non-virtual, call
10782 (Target_selector::recognize_by_name): Make non-virtual, call
10783 do_recognize_by_name.
10784 (Target_selector::supported_names): New function.
10785 (Target_selector::bfd_name): New function.
10786 (Target_selector::do_instantiate_target): New pure virtual
10788 (Target_selector::do_recognize): New virtual function.
10789 (Target_selector::do_recognize_by_name): New virtual function.
10790 (Target_selector::instantiate_target): New private function.
10791 (supported_target_names): Declare.
10792 * target-select.cc (Target_selector::Target_selector): Update for
10793 new parameter and fields.
10794 (select_target_by_name): Check that the name matches before
10795 calling recognize_by_name.
10796 (supported_target_names): New function.
10797 * i386.cc (class Target_selector_i386): Update Target_selector
10798 constructor call. Remove recognize and recognize_by_name. Add
10799 do_instantiate_target.
10800 * x86_64.cc (class Target_selector_x86_64): Likewise.
10801 * testsuite/testfile.cc (class Target_selector_test): Update for
10802 changes to Target_selector.
10804 * README: Rewrite, with some notes on unsupported features.
10806 2008-03-24 Cary Coutant <ccoutant@google.com>
10808 * i386.cc (Target_i386::Got_type): New enum declaration.
10809 (Target_i386::Scan::local): Updated callers of Output_data_got
10811 (Target_i386::Scan::global): Likewise.
10812 (Target_i386::Relocate::relocate): Likewise.
10813 (Target_i386::Relocate::relocate_tls): Likewise.
10814 * object.h (Got_offset_list): New class.
10815 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10816 (Sized_relobj::local_got_offset): Likewise.
10817 (Sized_relobj::set_local_got_offset): Likewise.
10818 (Sized_relobj::local_has_tls_got_offset): Removed.
10819 (Sized_relobj::local_tls_got_offset): Removed.
10820 (Sized_relobj::set_local_tls_got_offset): Removed.
10821 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10822 * output.cc (Output_data_got::add_global): Added got_type parameter.
10823 (Output_data_got::add_global_with_rel): Likewise.
10824 (Output_data_got::add_global_with_rela): Likewise.
10825 (Output_data_got::add_global_pair_with_rel): New function.
10826 (Output_data_got::add_global_pair_with_rela): New function.
10827 (Output_data_got::add_local): Added got_type parameter.
10828 (Output_data_got::add_local_with_rel): Likewise.
10829 (Output_data_got::add_local_with_rela): Likewise.
10830 (Output_data_got::add_local_pair_with_rel): New function.
10831 (Output_data_got::add_local_pair_with_rela): New function.
10832 (Output_data_got::add_global_tls): Removed.
10833 (Output_data_got::add_global_tls_with_rel): Removed.
10834 (Output_data_got::add_global_tls_with_rela): Removed.
10835 (Output_data_got::add_local_tls): Removed.
10836 (Output_data_got::add_local_tls_with_rel): Removed.
10837 (Output_data_got::add_local_tls_with_rela): Removed.
10838 * output.h (Output_data_got::add_global): Added got_type parameter.
10839 (Output_data_got::add_global_with_rel): Likewise.
10840 (Output_data_got::add_global_with_rela): Likewise.
10841 (Output_data_got::add_global_pair_with_rel): New function.
10842 (Output_data_got::add_global_pair_with_rela): New function.
10843 (Output_data_got::add_local): Added got_type parameter.
10844 (Output_data_got::add_local_with_rel): Likewise.
10845 (Output_data_got::add_local_with_rela): Likewise.
10846 (Output_data_got::add_local_pair_with_rel): New function.
10847 (Output_data_got::add_local_pair_with_rela): New function.
10848 (Output_data_got::add_global_tls): Removed.
10849 (Output_data_got::add_global_tls_with_rel): Removed.
10850 (Output_data_got::add_global_tls_with_rela): Removed.
10851 (Output_data_got::add_local_tls): Removed.
10852 (Output_data_got::add_local_tls_with_rel): Removed.
10853 (Output_data_got::add_local_tls_with_rela): Removed.
10854 * resolve.cc (Symbol::override_base_with_special): Removed
10855 reference to has_got_offset_ field.
10856 * symtab.cc (Symbol::init_fields): Replaced initialization
10857 of got_offset_ with got_offsets_. Removed initialization
10859 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10860 (Symbol::got_offset): Likewise.
10861 (Symbol::set_got_offset): Likewise.
10862 (Symbol::has_tls_got_offset): Removed.
10863 (Symbol::tls_got_offset): Removed.
10864 (Symbol::set_tls_got_offset): Removed.
10865 (Symbol::got_offset_): Removed.
10866 (Symbol::tls_mod_got_offset_): Removed.
10867 (Symbol::tls_pair_got_offset_): Removed.
10868 (Symbol::got_offsets_): New field.
10869 (Symbol::has_got_offset): Removed.
10870 (Symbol::has_tls_mod_got_offset): Removed.
10871 (Symbol::has_tls_pair_got_offset): Removed.
10872 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10873 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10875 (Target_x86_64::Scan::global): Likewise.
10876 (Target_x86_64::Relocate::relocate): Likewise.
10877 (Target_x86_64::Relocate::relocate_tls): Likewise.
10879 2008-03-25 Ben Elliston <bje@au.ibm.com>
10881 * yyscript.y: Fix spelling error in comment.
10883 2008-03-24 Ian Lance Taylor <iant@google.com>
10885 * options.h (class General_options): Define build_id option.
10886 * layout.h (class Layout): Declare write_build_id, create_note,
10887 create_build_id. Add build_id_note_ member.
10888 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10889 "libiberty.h", "md5.h", "sha1.h".
10890 (Layout::Layout): Initialize eh_frame_data_,
10891 eh_frame_hdr_section_, and build_id_note_.
10892 (Layout::finalize): Call create_build_id.
10893 (Layout::create_note): New function, broken out of
10894 Layout::create_gold_note.
10895 (Layout::create_gold_note): Call create_note.
10896 (Layout::create_build_id): New function.
10897 (Layout::write_build_id): New function.
10898 (Close_task_runner::run): Call write_build_id.
10900 * x86_64.cc: Correct license to GPLv3.
10902 2008-03-23 Ian Lance Taylor <iant@google.com>
10904 * options.cc: Include "demangle.h".
10905 (parse_optional_string): New function.
10906 (parse_long_option): Handle takes_optional_argument.
10907 (parse_short_option): Update dash_z initializer. Handle
10908 takes_optional_argument.
10909 (General_options::General_options): Initialize do_demangle_.
10910 (General_options::finalize): Set do_demangle_. Handle demangling
10912 * options.h (parse_optional_string): Declare.
10913 (struct One_option): Add optional_arg field. Update constructor.
10914 Update call constructor calls. Add takes_optional_argument
10916 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10917 (DEFINE_optional_string): Define.
10918 (General_options::demangle): Change from DEFINE_bool to
10919 DEFINE_optional_string.
10920 (General_options::no_demangle): New function.
10921 (General_options::do_demangle): New function.
10922 (General_options::set_do_demangle): New function.
10923 (General_options::execstack_status_): Move definition to end of
10925 (General_options::static_): Likewise.
10926 (General_options::do_demangle_): New field.
10927 * object.cc (big_endian>::get_symbol_location_info): Call
10928 Options::do_demangle, not Options::demangle.
10929 * symtab.cc (demangle): Likewise.
10931 2008-03-22 Ian Lance Taylor <iant@google.com>
10933 * gold.h: Include <cstddef> and <sys/types.h>
10934 * options.h: Include <cstring>.
10936 2008-03-21 Ian Lance Taylor <iant@google.com>
10938 * Added source code to GNU binutils.